diff --git a/frontend/.gitignore b/frontend/.gitignore new file mode 100644 index 0000000..a547bf3 --- /dev/null +++ b/frontend/.gitignore @@ -0,0 +1,24 @@ +# Logs +logs +*.log +npm-debug.log* +yarn-debug.log* +yarn-error.log* +pnpm-debug.log* +lerna-debug.log* + +node_modules +dist +dist-ssr +*.local + +# Editor directories and files +.vscode/* +!.vscode/extensions.json +.idea +.DS_Store +*.suo +*.ntvs* +*.njsproj +*.sln +*.sw? diff --git a/frontend/index.html b/frontend/index.html new file mode 100644 index 0000000..961c87b --- /dev/null +++ b/frontend/index.html @@ -0,0 +1,17 @@ + + + + + + mcnanovna -- Radiation Pattern + + + +
+
+
+ +
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"https://github.com/vitejs/vite?sponsor=1" + }, + "optionalDependencies": { + "fsevents": "~2.3.3" + }, + "peerDependencies": { + "@types/node": "^20.19.0 || >=22.12.0", + "jiti": ">=1.21.0", + "less": "^4.0.0", + "lightningcss": "^1.21.0", + "sass": "^1.70.0", + "sass-embedded": "^1.70.0", + "stylus": ">=0.54.8", + "sugarss": "^5.0.0", + "terser": "^5.16.0", + "tsx": "^4.8.1", + "yaml": "^2.4.2" + }, + "peerDependenciesMeta": { + "@types/node": { + "optional": true + }, + "jiti": { + "optional": true + }, + "less": { + "optional": true + }, + "lightningcss": { + "optional": true + }, + "sass": { + "optional": true + }, + "sass-embedded": { + "optional": true + }, + "stylus": { + "optional": true + }, + "sugarss": { + "optional": true + }, + "terser": { + "optional": true + }, + "tsx": { + "optional": true + }, + "yaml": { + "optional": true + } + } + } + } +} diff --git a/frontend/package.json b/frontend/package.json new file mode 100644 index 0000000..084020d --- /dev/null +++ b/frontend/package.json @@ -0,0 +1,19 @@ +{ + "name": "frontend", + "private": true, + "version": "0.0.0", + "type": "module", + "scripts": { + "dev": "vite", + "build": "tsc && vite build", + "preview": "vite preview" + }, + "devDependencies": { + "@types/three": "^0.182.0", + "typescript": "~5.9.3", + "vite": "^7.2.4" + }, + "dependencies": { + "three": "^0.182.0" + } +} diff --git a/frontend/src/api.ts b/frontend/src/api.ts new file mode 100644 index 0000000..c0fb405 --- /dev/null +++ b/frontend/src/api.ts @@ -0,0 +1,95 @@ +import type { PatternData, ComputeParams, ScanParams } from './types'; + +const BASE_URL = ''; + +export async function fetchPattern(params: ComputeParams): Promise { + const resp = await fetch(`${BASE_URL}/api/pattern/compute`, { + method: 'POST', + headers: { 'Content-Type': 'application/json' }, + body: JSON.stringify(params), + }); + if (!resp.ok) { + const body = await resp.text(); + throw new Error(`Compute failed (${resp.status}): ${body}`); + } + return resp.json(); +} + +export async function scanPattern(params: ScanParams): Promise { + const resp = await fetch(`${BASE_URL}/api/pattern`, { + method: 'POST', + headers: { 'Content-Type': 'application/json' }, + body: JSON.stringify(params), + }); + if (!resp.ok) { + const body = await resp.text(); + throw new Error(`Scan failed (${resp.status}): ${body}`); + } + return resp.json(); +} + +export async function getStatus(): Promise<{ connected: boolean; device?: string }> { + const resp = await fetch(`${BASE_URL}/api/status`); + if (!resp.ok) throw new Error(`Status check failed (${resp.status})`); + return resp.json(); +} + +export async function getBands(): Promise> { + const resp = await fetch(`${BASE_URL}/api/bands`); + if (!resp.ok) throw new Error(`Bands fetch failed (${resp.status})`); + return resp.json(); +} + +export type PatternCallback = (data: PatternData) => void; +export type StatusCallback = (connected: boolean) => void; + +export function connectWebSocket( + onPattern: PatternCallback, + onStatus: StatusCallback +): { close: () => void } { + let ws: WebSocket | null = null; + let reconnectTimer: ReturnType | null = null; + let closed = false; + + function connect() { + if (closed) return; + + const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:'; + const url = `${protocol}//${window.location.host}/ws/pattern`; + ws = new WebSocket(url); + + ws.onopen = () => { + onStatus(true); + }; + + ws.onmessage = (event) => { + try { + const data = JSON.parse(event.data) as PatternData; + onPattern(data); + } catch { + // non-pattern message, ignore + } + }; + + ws.onclose = () => { + onStatus(false); + if (!closed) { + reconnectTimer = setTimeout(connect, 3000); + } + }; + + ws.onerror = () => { + ws?.close(); + }; + } + + connect(); + + return { + close() { + closed = true; + if (reconnectTimer) clearTimeout(reconnectTimer); + ws?.close(); + }, + }; +} diff --git a/frontend/src/controls.ts b/frontend/src/controls.ts new file mode 100644 index 0000000..a45d1b3 --- /dev/null +++ b/frontend/src/controls.ts @@ -0,0 +1,232 @@ +import type { DisplayMode, AppState } from './types'; +import { iconRadio, iconActivity, iconCrosshair, iconWifi, iconWifiOff } from './icons'; + +export interface ControlCallbacks { + onCompute: () => void; + onScan: () => void; + onDisplayModeChange: (mode: DisplayMode) => void; + onAntennaTypeChange: (type: string) => void; + onFrequencyChange: (mhz: number) => void; + onImpedanceRealChange: (r: number) => void; + onImpedanceImagChange: (x: number) => void; +} + +const ANTENNA_TYPES = [ + { value: 'dipole', label: 'Dipole' }, + { value: 'monopole', label: 'Monopole' }, + { value: 'efhw', label: 'EFHW' }, + { value: 'loop', label: 'Loop' }, + { value: 'patch', label: 'Patch' }, +]; + +const DISPLAY_MODES: { value: DisplayMode; label: string }[] = [ + { value: 'surface', label: 'Surface' }, + { value: 'wireframe', label: 'Wireframe' }, + { value: 'e-plane', label: 'E-Plane' }, + { value: 'h-plane', label: 'H-Plane' }, +]; + +export function createControls( + container: HTMLElement, + callbacks: ControlCallbacks, + initialState: AppState +): { + updateStatus: (connected: boolean) => void; + updatePeakGain: (dbi: number | null) => void; + updateLoading: (loading: boolean) => void; +} { + container.innerHTML = ''; + container.className = 'controls-panel'; + + // Header + const header = el('div', 'controls-header'); + header.innerHTML = ` + +
Radiation Pattern
+ `; + container.appendChild(header); + + // Status + const statusEl = el('div', 'controls-status'); + statusEl.innerHTML = statusHtml(initialState.connected); + container.appendChild(statusEl); + + // Separator + container.appendChild(el('hr', 'controls-sep')); + + // Section: Antenna + container.appendChild(sectionTitle('Antenna Configuration', iconSettings())); + + // Antenna type + const antennaGroup = fieldGroup('Type'); + const antennaSelect = document.createElement('select'); + antennaSelect.className = 'ctrl-select'; + ANTENNA_TYPES.forEach((t) => { + const opt = document.createElement('option'); + opt.value = t.value; + opt.textContent = t.label; + if (t.value === initialState.antennaType) opt.selected = true; + antennaSelect.appendChild(opt); + }); + antennaSelect.addEventListener('change', () => callbacks.onAntennaTypeChange(antennaSelect.value)); + antennaGroup.appendChild(antennaSelect); + container.appendChild(antennaGroup); + + // Frequency + const freqGroup = fieldGroup('Frequency (MHz)'); + const freqInput = document.createElement('input'); + freqInput.type = 'number'; + freqInput.className = 'ctrl-input'; + freqInput.value = String(initialState.frequencyMhz); + freqInput.step = '0.1'; + freqInput.min = '0.1'; + freqInput.max = '3000'; + freqInput.addEventListener('change', () => { + const v = parseFloat(freqInput.value); + if (!isNaN(v) && v > 0) callbacks.onFrequencyChange(v); + }); + freqGroup.appendChild(freqInput); + container.appendChild(freqGroup); + + // Impedance row + const impedRow = el('div', 'controls-row'); + + const rGroup = fieldGroup('R (\u03A9)'); + const rInput = document.createElement('input'); + rInput.type = 'number'; + rInput.className = 'ctrl-input'; + rInput.value = String(initialState.impedanceReal); + rInput.step = '1'; + rInput.addEventListener('change', () => { + const v = parseFloat(rInput.value); + if (!isNaN(v)) callbacks.onImpedanceRealChange(v); + }); + rGroup.appendChild(rInput); + impedRow.appendChild(rGroup); + + const xGroup = fieldGroup('X (\u03A9)'); + const xInput = document.createElement('input'); + xInput.type = 'number'; + xInput.className = 'ctrl-input'; + xInput.value = String(initialState.impedanceImag); + xInput.step = '1'; + xInput.addEventListener('change', () => { + const v = parseFloat(xInput.value); + if (!isNaN(v)) callbacks.onImpedanceImagChange(v); + }); + xGroup.appendChild(xInput); + impedRow.appendChild(xGroup); + + container.appendChild(impedRow); + + // Buttons + container.appendChild(el('div', 'controls-spacer')); + + const btnCompute = document.createElement('button'); + btnCompute.className = 'ctrl-btn ctrl-btn-primary'; + btnCompute.innerHTML = `${iconCrosshair} Compute`; + btnCompute.addEventListener('click', callbacks.onCompute); + container.appendChild(btnCompute); + + const btnScan = document.createElement('button'); + btnScan.className = 'ctrl-btn ctrl-btn-secondary'; + btnScan.innerHTML = `${iconActivity} Scan & Visualize`; + btnScan.addEventListener('click', callbacks.onScan); + container.appendChild(btnScan); + + // Separator + container.appendChild(el('hr', 'controls-sep')); + + // Display mode + container.appendChild(sectionTitle('Display', iconDisplay())); + + const modeGroup = el('div', 'controls-mode-group'); + DISPLAY_MODES.forEach((m) => { + const btn = document.createElement('button'); + btn.className = 'ctrl-mode-btn' + (m.value === initialState.displayMode ? ' active' : ''); + btn.textContent = m.label; + btn.dataset.mode = m.value; + btn.addEventListener('click', () => { + modeGroup.querySelectorAll('.ctrl-mode-btn').forEach((b) => b.classList.remove('active')); + btn.classList.add('active'); + callbacks.onDisplayModeChange(m.value); + }); + modeGroup.appendChild(btn); + }); + container.appendChild(modeGroup); + + // Peak gain readout + container.appendChild(el('hr', 'controls-sep')); + const peakGainEl = el('div', 'controls-readout'); + peakGainEl.innerHTML = peakGainHtml(null); + container.appendChild(peakGainEl); + + // Loading overlay + const loadingEl = el('div', 'controls-loading'); + loadingEl.textContent = ''; + loadingEl.style.display = 'none'; + container.appendChild(loadingEl); + + return { + updateStatus(connected: boolean) { + statusEl.innerHTML = statusHtml(connected); + }, + updatePeakGain(dbi: number | null) { + peakGainEl.innerHTML = peakGainHtml(dbi); + }, + updateLoading(loading: boolean) { + loadingEl.style.display = loading ? 'block' : 'none'; + loadingEl.textContent = loading ? 'Computing...' : ''; + btnCompute.disabled = loading; + btnScan.disabled = loading; + }, + }; +} + +// -- Helpers -- + +function el(tag: string, className: string): HTMLElement { + const e = document.createElement(tag); + e.className = className; + return e; +} + +function fieldGroup(label: string): HTMLElement { + const g = el('div', 'ctrl-field'); + const lbl = document.createElement('label'); + lbl.className = 'ctrl-label'; + lbl.textContent = label; + g.appendChild(lbl); + return g; +} + +function sectionTitle(text: string, icon: string): HTMLElement { + const s = el('div', 'controls-section-title'); + s.innerHTML = `${icon} ${text}`; + return s; +} + +function statusHtml(connected: boolean): string { + const icon = connected ? iconWifi : iconWifiOff; + const cls = connected ? 'status-on' : 'status-off'; + const label = connected ? 'Connected' : 'Disconnected'; + return `${icon}${label}`; +} + +function peakGainHtml(dbi: number | null): string { + if (dbi === null) { + return `Peak Gain--`; + } + return `Peak Gain${dbi.toFixed(1)} dBi`; +} + +function iconSettings(): string { + return ``; +} + +function iconDisplay(): string { + return ``; +} diff --git a/frontend/src/icons.ts b/frontend/src/icons.ts new file mode 100644 index 0000000..d05fc82 --- /dev/null +++ b/frontend/src/icons.ts @@ -0,0 +1,22 @@ +// Inline Lucide icon SVGs — no package dependency needed. +// Each returns an SVG string (24x24 viewBox, stroke-based). + +const ATTRS = 'xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"'; + +/** Radio / antenna icon */ +export const iconRadio = ``; + +/** Activity / waveform icon */ +export const iconActivity = ``; + +/** Settings / gear icon */ +export const iconSettings = ``; + +/** Wifi icon (status connected) */ +export const iconWifi = ``; + +/** WifiOff icon (status disconnected) */ +export const iconWifiOff = ``; + +/** Crosshair / target icon */ +export const iconCrosshair = ``; diff --git a/frontend/src/main.ts b/frontend/src/main.ts new file mode 100644 index 0000000..572af37 --- /dev/null +++ b/frontend/src/main.ts @@ -0,0 +1,151 @@ +import { createScene, type SceneContext } from './scene'; +import { updatePattern } from './pattern'; +import { createControls } from './controls'; +import { drawSmithChart } from './smith'; +import { fetchPattern, scanPattern, connectWebSocket } from './api'; +import type { AppState, DisplayMode, PatternData } from './types'; +import './style.css'; + +const state: AppState = { + connected: false, + loading: false, + pattern: null, + displayMode: 'surface', + antennaType: 'dipole', + frequencyMhz: 146.0, + impedanceReal: 50, + impedanceImag: 0, +}; + +let sceneCtx: SceneContext; +let controlsUi: ReturnType; + +function render() { + if (state.pattern && sceneCtx) { + updatePattern(sceneCtx, state.pattern, state.displayMode); + controlsUi.updatePeakGain(state.pattern.peak_gain_dbi); + + // Update Smith chart + const smithCanvas = document.getElementById('smith-chart') as HTMLCanvasElement | null; + if (smithCanvas) { + drawSmithChart(smithCanvas, state.pattern.resonance); + } + } +} + +function handlePatternData(data: PatternData) { + state.pattern = data; + state.loading = false; + controlsUi.updateLoading(false); + render(); +} + +async function handleCompute() { + state.loading = true; + controlsUi.updateLoading(true); + try { + const data = await fetchPattern({ + antenna_type: state.antennaType, + frequency_hz: state.frequencyMhz * 1e6, + impedance_real: state.impedanceReal, + impedance_imag: state.impedanceImag, + }); + handlePatternData(data); + } catch (err) { + console.error('Compute error:', err); + state.loading = false; + controlsUi.updateLoading(false); + } +} + +async function handleScan() { + state.loading = true; + controlsUi.updateLoading(true); + const centerHz = state.frequencyMhz * 1e6; + const span = centerHz * 0.1; // 10% span + try { + const data = await scanPattern({ + antenna_type: state.antennaType, + start_hz: centerHz - span / 2, + stop_hz: centerHz + span / 2, + points: 101, + }); + handlePatternData(data); + } catch (err) { + console.error('Scan error:', err); + state.loading = false; + controlsUi.updateLoading(false); + } +} + +function init() { + const sceneContainer = document.getElementById('scene-container'); + const controlsContainer = document.getElementById('controls'); + const smithCanvas = document.getElementById('smith-chart') as HTMLCanvasElement | null; + + if (!sceneContainer || !controlsContainer) { + console.error('Missing DOM containers'); + return; + } + + // Three.js scene + sceneCtx = createScene(sceneContainer); + + // Controls panel + controlsUi = createControls(controlsContainer, { + onCompute: handleCompute, + onScan: handleScan, + onDisplayModeChange(mode: DisplayMode) { + state.displayMode = mode; + render(); + }, + onAntennaTypeChange(type: string) { + state.antennaType = type; + }, + onFrequencyChange(mhz: number) { + state.frequencyMhz = mhz; + }, + onImpedanceRealChange(r: number) { + state.impedanceReal = r; + }, + onImpedanceImagChange(x: number) { + state.impedanceImag = x; + }, + }, state); + + // Initial Smith chart + if (smithCanvas) { + drawSmithChart(smithCanvas); + } + + // WebSocket for live updates + connectWebSocket(handlePatternData, (connected) => { + state.connected = connected; + controlsUi.updateStatus(connected); + }); + + // Show loading message initially + showLoadingMessage(sceneContainer); +} + +function showLoadingMessage(container: HTMLElement) { + const msg = document.createElement('div'); + msg.className = 'scene-loading'; + msg.innerHTML = ` +
+ +

Press Compute to generate a pattern,
or Scan & Visualize with a connected VNA.

+
+ `; + container.appendChild(msg); + + // Remove after first pattern + const check = setInterval(() => { + if (state.pattern) { + msg.remove(); + clearInterval(check); + } + }, 200); +} + +document.addEventListener('DOMContentLoaded', init); diff --git a/frontend/src/pattern.ts b/frontend/src/pattern.ts new file mode 100644 index 0000000..45e9355 --- /dev/null +++ b/frontend/src/pattern.ts @@ -0,0 +1,231 @@ +import * as THREE from 'three'; +import type { SceneContext } from './scene'; +import type { PatternData, DisplayMode, PlanePoint } from './types'; + +const TEAL_400 = new THREE.Color(0x2dd4bf); +const AMBER_400 = new THREE.Color(0xfbbf24); + +// HSL interpolation from teal-400 to amber-400 +function gainColor(t: number): THREE.Color { + const hslA = { h: 0, s: 0, l: 0 }; + const hslB = { h: 0, s: 0, l: 0 }; + TEAL_400.getHSL(hslA); + AMBER_400.getHSL(hslB); + + const clamped = Math.max(0, Math.min(1, t)); + + // Interpolate in HSL — handle hue wrap + let dh = hslB.h - hslA.h; + if (dh > 0.5) dh -= 1; + if (dh < -0.5) dh += 1; + + const h = hslA.h + dh * clamped; + const s = hslA.s + (hslB.s - hslA.s) * clamped; + const l = hslA.l + (hslB.l - hslA.l) * clamped; + + return new THREE.Color().setHSL(((h % 1) + 1) % 1, s, l); +} + +function normalizeGain(dbi: number, minDbi: number, maxDbi: number): number { + if (maxDbi === minDbi) return 0.55; + const t = (dbi - minDbi) / (maxDbi - minDbi); + return 0.1 + Math.max(0, Math.min(1, t)) * 0.9; // maps to [0.1, 1.0] +} + +function deg2rad(deg: number): number { + return (deg * Math.PI) / 180; +} + +/** Build 3D sphere mesh from theta/phi/gain data. */ +function buildPatternGeometry( + data: PatternData, + baseRadius: number +): { geometry: THREE.BufferGeometry; minGain: number; maxGain: number } { + const { theta_deg, phi_deg, gain_dbi } = data; + const nTheta = theta_deg.length; + const nPhi = phi_deg.length; + + // Flatten gain to find range + let minGain = Infinity; + let maxGain = -Infinity; + for (let ti = 0; ti < nTheta; ti++) { + for (let pi = 0; pi < nPhi; pi++) { + const g = gain_dbi[ti][pi]; + if (g < minGain) minGain = g; + if (g > maxGain) maxGain = g; + } + } + + // Build vertices and colors + const positions: number[] = []; + const colors: number[] = []; + const indices: number[] = []; + + // Vertex grid: nTheta rows x nPhi columns + for (let ti = 0; ti < nTheta; ti++) { + const theta = deg2rad(theta_deg[ti]); + for (let pi = 0; pi < nPhi; pi++) { + const phi = deg2rad(phi_deg[pi]); + const g = gain_dbi[ti][pi]; + const normG = normalizeGain(g, minGain, maxGain); + const r = baseRadius * normG; + + // Spherical to Cartesian (physics convention: theta=polar, phi=azimuthal) + const x = r * Math.sin(theta) * Math.cos(phi); + const y = r * Math.cos(theta); + const z = r * Math.sin(theta) * Math.sin(phi); + + positions.push(x, y, z); + + const color = gainColor(normG); + colors.push(color.r, color.g, color.b); + } + } + + // Triangle indices (quads split into 2 triangles) + for (let ti = 0; ti < nTheta - 1; ti++) { + for (let pi = 0; pi < nPhi - 1; pi++) { + const a = ti * nPhi + pi; + const b = ti * nPhi + (pi + 1); + const c = (ti + 1) * nPhi + pi; + const d = (ti + 1) * nPhi + (pi + 1); + + indices.push(a, b, d); + indices.push(a, d, c); + } + // Wrap phi: connect last column to first + const a = ti * nPhi + (nPhi - 1); + const b = ti * nPhi; + const c = (ti + 1) * nPhi + (nPhi - 1); + const d = (ti + 1) * nPhi; + + indices.push(a, b, d); + indices.push(a, d, c); + } + + const geometry = new THREE.BufferGeometry(); + geometry.setAttribute('position', new THREE.Float32BufferAttribute(positions, 3)); + geometry.setAttribute('color', new THREE.Float32BufferAttribute(colors, 3)); + geometry.setIndex(indices); + geometry.computeVertexNormals(); + + return { geometry, minGain, maxGain }; +} + +/** Build a plane-cut line from PlanePoint[] data. */ +function buildPlaneLine( + points: PlanePoint[], + isEPlane: boolean, + minGain: number, + maxGain: number, + baseRadius: number +): THREE.Line { + const linePoints: THREE.Vector3[] = []; + const lineColors: number[] = []; + + points.forEach((pt) => { + const angleDeg = isEPlane ? (pt.theta_deg ?? 0) : (pt.phi_deg ?? 0); + const angle = deg2rad(angleDeg); + const normG = normalizeGain(pt.gain_dbi, minGain, maxGain); + const r = baseRadius * normG; + + let x: number, y: number, z: number; + if (isEPlane) { + // E-plane: varies theta at phi=0, shown in XY plane + x = r * Math.sin(angle); + y = r * Math.cos(angle); + z = 0; + } else { + // H-plane: varies phi at theta=90, shown in XZ plane + x = r * Math.cos(angle); + y = 0; + z = r * Math.sin(angle); + } + + linePoints.push(new THREE.Vector3(x, y, z)); + const color = gainColor(normG); + lineColors.push(color.r, color.g, color.b); + }); + + // Close the loop + if (linePoints.length > 0) { + linePoints.push(linePoints[0].clone()); + lineColors.push(lineColors[0], lineColors[1], lineColors[2]); + } + + const geo = new THREE.BufferGeometry().setFromPoints(linePoints); + geo.setAttribute('color', new THREE.Float32BufferAttribute(lineColors, 3)); + + const mat = new THREE.LineBasicMaterial({ + vertexColors: true, + linewidth: 2, + }); + + return new THREE.Line(geo, mat); +} + +export function updatePattern(ctx: SceneContext, data: PatternData, mode: DisplayMode): void { + // Clear previous + while (ctx.patternGroup.children.length > 0) { + const child = ctx.patternGroup.children[0]; + ctx.patternGroup.remove(child); + if (child instanceof THREE.Mesh || child instanceof THREE.Line) { + child.geometry.dispose(); + if (Array.isArray(child.material)) { + child.material.forEach((m) => m.dispose()); + } else { + child.material.dispose(); + } + } + } + + const baseRadius = 2.0; + const { geometry, minGain, maxGain } = buildPatternGeometry(data, baseRadius); + + if (mode === 'surface') { + const material = new THREE.MeshPhongMaterial({ + vertexColors: true, + side: THREE.DoubleSide, + shininess: 40, + transparent: true, + opacity: 0.85, + }); + const mesh = new THREE.Mesh(geometry, material); + ctx.patternGroup.add(mesh); + } else if (mode === 'wireframe') { + const material = new THREE.MeshPhongMaterial({ + vertexColors: true, + wireframe: true, + side: THREE.DoubleSide, + }); + const mesh = new THREE.Mesh(geometry, material); + ctx.patternGroup.add(mesh); + } else if (mode === 'e-plane') { + if (data.e_plane && data.e_plane.length > 0) { + const line = buildPlaneLine(data.e_plane, true, minGain, maxGain, baseRadius); + ctx.patternGroup.add(line); + } + // Also show a dim surface for context + const material = new THREE.MeshPhongMaterial({ + vertexColors: true, + side: THREE.DoubleSide, + transparent: true, + opacity: 0.15, + }); + const mesh = new THREE.Mesh(geometry, material); + ctx.patternGroup.add(mesh); + } else if (mode === 'h-plane') { + if (data.h_plane && data.h_plane.length > 0) { + const line = buildPlaneLine(data.h_plane, false, minGain, maxGain, baseRadius); + ctx.patternGroup.add(line); + } + const material = new THREE.MeshPhongMaterial({ + vertexColors: true, + side: THREE.DoubleSide, + transparent: true, + opacity: 0.15, + }); + const mesh = new THREE.Mesh(geometry, material); + ctx.patternGroup.add(mesh); + } +} diff --git a/frontend/src/scene.ts b/frontend/src/scene.ts new file mode 100644 index 0000000..bd77558 --- /dev/null +++ b/frontend/src/scene.ts @@ -0,0 +1,176 @@ +import * as THREE from 'three'; +import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls.js'; +import { CSS2DRenderer, CSS2DObject } from 'three/examples/jsm/renderers/CSS2DRenderer.js'; + +const BG_COLOR = 0x0f172a; +const GRID_COLOR = 0x334155; // slate-700 +const RING_COLOR = 0x475569; // slate-600 +const LABEL_COLOR = '#94a3b8'; // slate-400 + +export interface SceneContext { + scene: THREE.Scene; + camera: THREE.PerspectiveCamera; + renderer: THREE.WebGLRenderer; + labelRenderer: CSS2DRenderer; + controls: OrbitControls; + patternGroup: THREE.Group; +} + +export function createScene(container: HTMLElement): SceneContext { + const scene = new THREE.Scene(); + scene.background = new THREE.Color(BG_COLOR); + + // Camera + const aspect = container.clientWidth / container.clientHeight; + const camera = new THREE.PerspectiveCamera(55, aspect, 0.1, 100); + camera.position.set(3, 2.5, 3); + camera.lookAt(0, 0, 0); + + // WebGL renderer + const renderer = new THREE.WebGLRenderer({ antialias: true }); + renderer.setPixelRatio(window.devicePixelRatio); + renderer.setSize(container.clientWidth, container.clientHeight); + container.appendChild(renderer.domElement); + + // CSS2D renderer for labels + const labelRenderer = new CSS2DRenderer(); + labelRenderer.setSize(container.clientWidth, container.clientHeight); + labelRenderer.domElement.style.position = 'absolute'; + labelRenderer.domElement.style.top = '0'; + labelRenderer.domElement.style.left = '0'; + labelRenderer.domElement.style.pointerEvents = 'none'; + container.appendChild(labelRenderer.domElement); + + // Orbit controls + const controls = new OrbitControls(camera, renderer.domElement); + controls.enableDamping = true; + controls.dampingFactor = 0.08; + controls.minDistance = 1.5; + controls.maxDistance = 12; + + // Lighting + const ambientLight = new THREE.AmbientLight(0xffffff, 0.4); + scene.add(ambientLight); + + const dirLight = new THREE.DirectionalLight(0xffffff, 0.8); + dirLight.position.set(5, 8, 5); + scene.add(dirLight); + + const dirLight2 = new THREE.DirectionalLight(0xffffff, 0.3); + dirLight2.position.set(-3, -2, -4); + scene.add(dirLight2); + + // Grid on XZ plane + const gridHelper = new THREE.GridHelper(6, 12, GRID_COLOR, GRID_COLOR); + (gridHelper.material as THREE.Material).opacity = 0.3; + (gridHelper.material as THREE.Material).transparent = true; + scene.add(gridHelper); + + // Axis lines + addAxisLines(scene); + + // Axis labels + addAxisLabel(scene, 'X', new THREE.Vector3(3.3, 0, 0)); + addAxisLabel(scene, 'Y', new THREE.Vector3(0, 3.3, 0)); + addAxisLabel(scene, 'Z', new THREE.Vector3(0, 0, 3.3)); + + // Reference dBi rings on XZ plane + addReferenceRings(scene); + + // Group for pattern meshes + const patternGroup = new THREE.Group(); + scene.add(patternGroup); + + // Resize handler + const onResize = () => { + const w = container.clientWidth; + const h = container.clientHeight; + camera.aspect = w / h; + camera.updateProjectionMatrix(); + renderer.setSize(w, h); + labelRenderer.setSize(w, h); + }; + window.addEventListener('resize', onResize); + + // Animation loop + const animate = () => { + requestAnimationFrame(animate); + controls.update(); + renderer.render(scene, camera); + labelRenderer.render(scene, camera); + }; + animate(); + + return { scene, camera, renderer, labelRenderer, controls, patternGroup }; +} + +function addAxisLines(scene: THREE.Scene) { + const len = 3.2; + + const xGeo = new THREE.BufferGeometry().setFromPoints([ + new THREE.Vector3(0, 0, 0), + new THREE.Vector3(len, 0, 0), + ]); + const xMat = new THREE.LineBasicMaterial({ color: 0xef4444, opacity: 0.6, transparent: true }); + scene.add(new THREE.Line(xGeo, xMat)); + + const yGeo = new THREE.BufferGeometry().setFromPoints([ + new THREE.Vector3(0, 0, 0), + new THREE.Vector3(0, len, 0), + ]); + const yMat = new THREE.LineBasicMaterial({ color: 0x22c55e, opacity: 0.6, transparent: true }); + scene.add(new THREE.Line(yGeo, yMat)); + + const zGeo = new THREE.BufferGeometry().setFromPoints([ + new THREE.Vector3(0, 0, 0), + new THREE.Vector3(0, 0, len), + ]); + const zMat = new THREE.LineBasicMaterial({ color: 0x3b82f6, opacity: 0.6, transparent: true }); + scene.add(new THREE.Line(zGeo, zMat)); +} + +function addAxisLabel(scene: THREE.Scene, text: string, position: THREE.Vector3) { + const el = document.createElement('span'); + el.textContent = text; + el.style.color = LABEL_COLOR; + el.style.fontFamily = "'Inter', sans-serif"; + el.style.fontSize = '12px'; + el.style.fontWeight = '600'; + const label = new CSS2DObject(el); + label.position.copy(position); + scene.add(label); +} + +function addReferenceRings(scene: THREE.Scene) { + const dbiLevels = [-3, 0, 3, 6]; + const minDbi = -3; + const maxDbi = 6; + + dbiLevels.forEach((dbi) => { + const normalized = (dbi - minDbi) / (maxDbi - minDbi); + const radius = 0.1 + normalized * 1.9; // map to [0.1, 2.0] + + const curve = new THREE.EllipseCurve(0, 0, radius, radius, 0, 2 * Math.PI, false, 0); + const points = curve.getPoints(64); + const geo = new THREE.BufferGeometry().setFromPoints( + points.map((p) => new THREE.Vector3(p.x, 0, p.y)) + ); + const mat = new THREE.LineBasicMaterial({ + color: RING_COLOR, + opacity: 0.35, + transparent: true, + }); + const ring = new THREE.Line(geo, mat); + scene.add(ring); + + // Label for the ring + const el = document.createElement('span'); + el.textContent = `${dbi >= 0 ? '+' : ''}${dbi} dBi`; + el.style.color = '#64748b'; // slate-500 + el.style.fontFamily = "'Inter', sans-serif"; + el.style.fontSize = '10px'; + const label = new CSS2DObject(el); + label.position.set(radius + 0.1, 0, 0); + scene.add(label); + }); +} diff --git a/frontend/src/smith.ts b/frontend/src/smith.ts new file mode 100644 index 0000000..b4d3341 --- /dev/null +++ b/frontend/src/smith.ts @@ -0,0 +1,154 @@ +import type { ResonanceData } from './types'; + +const GRID_COLOR = '#475569'; // slate-600 +const POINT_COLOR = '#2dd4bf'; // teal-400 +const BG_COLOR = '#1e293b'; // slate-800 +const BORDER_COLOR = '#334155'; // slate-700 +const TEXT_COLOR = '#94a3b8'; // slate-400 + +/** + * Draw the Smith chart grid on a 2D canvas. + * Uses normalized impedance: z = Z/Z0 where Z0=50. + * Smith chart maps z to reflection coefficient Gamma = (z-1)/(z+1). + */ +export function drawSmithChart(canvas: HTMLCanvasElement, resonance?: ResonanceData): void { + const ctx = canvas.getContext('2d'); + if (!ctx) return; + + const w = canvas.width; + const h = canvas.height; + const cx = w / 2; + const cy = h / 2; + const R = (Math.min(w, h) / 2) * 0.85; // chart radius in pixels + + // Clear + ctx.fillStyle = BG_COLOR; + ctx.fillRect(0, 0, w, h); + + // Border + ctx.strokeStyle = BORDER_COLOR; + ctx.lineWidth = 1; + ctx.strokeRect(0, 0, w, h); + + ctx.save(); + ctx.beginPath(); + ctx.arc(cx, cy, R, 0, 2 * Math.PI); + ctx.clip(); + + // Constant R circles + ctx.strokeStyle = GRID_COLOR; + ctx.lineWidth = 0.5; + const rValues = [0, 0.2, 0.5, 1, 2, 5]; + for (const r of rValues) { + // Circle center at ((r/(r+1))*R + cx, cy), radius R/(r+1) + const circR = R / (r + 1); + const circX = cx + (r / (r + 1)) * R; + ctx.beginPath(); + ctx.arc(circX, cy, circR, 0, 2 * Math.PI); + ctx.stroke(); + } + + // Constant X arcs + const xValues = [0.2, 0.5, 1, 2, 5]; + for (const x of xValues) { + // Positive X arc (inductive, above center) + drawXArc(ctx, cx, cy, R, x); + // Negative X arc (capacitive, below center) + drawXArc(ctx, cx, cy, R, -x); + } + + // Horizontal center line + ctx.beginPath(); + ctx.moveTo(cx - R, cy); + ctx.lineTo(cx + R, cy); + ctx.stroke(); + + ctx.restore(); + + // Outer circle + ctx.strokeStyle = GRID_COLOR; + ctx.lineWidth = 1; + ctx.beginPath(); + ctx.arc(cx, cy, R, 0, 2 * Math.PI); + ctx.stroke(); + + // Title + ctx.fillStyle = TEXT_COLOR; + ctx.font = "10px 'Inter', sans-serif"; + ctx.textAlign = 'center'; + ctx.fillText('Smith Chart', cx, h - 4); + + // Plot impedance point if we have resonance data + if (resonance) { + const z_real = resonance.impedance_real / 50; + const z_imag = resonance.impedance_imag / 50; + + // Reflection coefficient: Gamma = (z-1)/(z+1) where z = z_real + j*z_imag + const denom_r = (z_real + 1) * (z_real + 1) + z_imag * z_imag; + const gamma_real = ((z_real * z_real + z_imag * z_imag - 1)) / denom_r; + const gamma_imag = (2 * z_imag) / denom_r; + + const px = cx + gamma_real * R; + const py = cy - gamma_imag * R; // y-axis inverted in canvas + + // Draw point + ctx.fillStyle = POINT_COLOR; + ctx.beginPath(); + ctx.arc(px, py, 4, 0, 2 * Math.PI); + ctx.fill(); + + // Outline + ctx.strokeStyle = '#ffffff'; + ctx.lineWidth = 1; + ctx.beginPath(); + ctx.arc(px, py, 4, 0, 2 * Math.PI); + ctx.stroke(); + + // Label + ctx.fillStyle = POINT_COLOR; + ctx.font = "bold 9px 'Inter', sans-serif"; + ctx.textAlign = 'left'; + const label = `${resonance.impedance_real.toFixed(0)}${resonance.impedance_imag >= 0 ? '+' : ''}${resonance.impedance_imag.toFixed(0)}j`; + ctx.fillText(label, px + 7, py + 3); + } +} + +function drawXArc( + ctx: CanvasRenderingContext2D, + cx: number, + cy: number, + R: number, + x: number +): void { + const arcR = R / Math.abs(x); + const centerX = cx + R; + const centerY = x > 0 ? cy - arcR : cy + arcR; + + // We need to clip the arc to within the unit circle. + // Use many small segments and only draw those inside. + const steps = 100; + ctx.beginPath(); + let drawing = false; + + for (let i = 0; i <= steps; i++) { + const t = (i / steps) * Math.PI; + const angle = x > 0 ? -Math.PI / 2 + t : Math.PI / 2 - t; + const px = centerX + arcR * Math.cos(angle); + const py = centerY + arcR * Math.sin(angle); + + // Check if inside unit circle + const dx = px - cx; + const dy = py - cy; + if (dx * dx + dy * dy <= R * R * 1.01) { + if (!drawing) { + ctx.moveTo(px, py); + drawing = true; + } else { + ctx.lineTo(px, py); + } + } else { + drawing = false; + } + } + ctx.stroke(); +} diff --git a/frontend/src/style.css b/frontend/src/style.css new file mode 100644 index 0000000..cb49cb8 --- /dev/null +++ b/frontend/src/style.css @@ -0,0 +1,393 @@ +/* === Base === */ +*, +*::before, +*::after { + box-sizing: border-box; + margin: 0; + padding: 0; +} + +:root { + --slate-50: #f8fafc; + --slate-100: #f1f5f9; + --slate-200: #e2e8f0; + --slate-300: #cbd5e1; + --slate-400: #94a3b8; + --slate-500: #64748b; + --slate-600: #475569; + --slate-700: #334155; + --slate-800: #1e293b; + --slate-900: #0f172a; + --slate-950: #020617; + --teal-400: #2dd4bf; + --teal-500: #14b8a6; + --amber-400: #fbbf24; + --amber-500: #f59e0b; + --red-400: #f87171; + --green-400: #4ade80; + + --panel-width: 280px; + --panel-bg: rgba(15, 23, 42, 0.88); + --panel-border: rgba(51, 65, 85, 0.5); + --radius: 8px; + --radius-sm: 5px; +} + +html, body { + height: 100%; + width: 100%; + overflow: hidden; + font-family: 'Inter', system-ui, -apple-system, sans-serif; + font-size: 13px; + line-height: 1.5; + color: var(--slate-300); + background: var(--slate-900); + -webkit-font-smoothing: antialiased; + -moz-osx-font-smoothing: grayscale; +} + +/* === Layout === */ +#app { + position: relative; + width: 100%; + height: 100%; + display: flex; +} + +#scene-container { + flex: 1; + position: relative; + overflow: hidden; +} + +#smith-chart { + position: absolute; + bottom: 16px; + right: 16px; + width: 200px; + height: 200px; + border-radius: var(--radius); + z-index: 10; + box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4); +} + +/* === Controls Panel === */ +.controls-panel { + width: var(--panel-width); + min-width: var(--panel-width); + height: 100%; + background: var(--panel-bg); + backdrop-filter: blur(16px); + border-right: 1px solid var(--panel-border); + padding: 20px 16px; + display: flex; + flex-direction: column; + gap: 10px; + overflow-y: auto; + z-index: 20; +} + +.controls-header { + margin-bottom: 4px; +} + +.controls-logo { + display: flex; + align-items: center; + gap: 8px; + color: var(--slate-100); + font-weight: 600; + font-size: 16px; +} + +.controls-logo svg { + color: var(--teal-400); +} + +.controls-subtitle { + color: var(--slate-500); + font-size: 11px; + margin-top: 2px; + letter-spacing: 0.03em; +} + +/* Status */ +.controls-status { + display: flex; + align-items: center; + gap: 6px; + font-size: 12px; + color: var(--slate-400); + padding: 6px 10px; + background: rgba(30, 41, 59, 0.6); + border-radius: var(--radius-sm); +} + +.controls-status svg { + width: 14px; + height: 14px; +} + +.status-dot { + width: 6px; + height: 6px; + border-radius: 50%; + flex-shrink: 0; +} + +.status-dot.status-on { + background: var(--green-400); + box-shadow: 0 0 6px rgba(74, 222, 128, 0.5); +} + +.status-dot.status-off { + background: var(--slate-600); +} + +/* Separators */ +.controls-sep { + border: none; + border-top: 1px solid var(--panel-border); + margin: 4px 0; +} + +/* Section titles */ +.controls-section-title { + display: flex; + align-items: center; + gap: 6px; + font-size: 11px; + font-weight: 600; + color: var(--slate-400); + text-transform: uppercase; + letter-spacing: 0.06em; + margin-top: 2px; +} + +.controls-section-title svg { + opacity: 0.7; +} + +/* Fields */ +.ctrl-field { + display: flex; + flex-direction: column; + gap: 4px; + flex: 1; + min-width: 0; +} + +.ctrl-label { + font-size: 11px; + color: var(--slate-500); + font-weight: 500; +} + +.ctrl-input, +.ctrl-select { + width: 100%; + padding: 7px 10px; + font-family: inherit; + font-size: 13px; + color: var(--slate-200); + background: var(--slate-800); + border: 1px solid var(--slate-700); + border-radius: var(--radius-sm); + outline: none; + transition: border-color 0.15s; +} + +.ctrl-input:focus, +.ctrl-select:focus { + border-color: var(--teal-400); +} + +.ctrl-input::placeholder { + color: var(--slate-600); +} + +.ctrl-select { + appearance: none; + background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); + background-repeat: no-repeat; + background-position: right 8px center; + padding-right: 28px; +} + +/* Row layout */ +.controls-row { + display: flex; + gap: 8px; +} + +/* Spacer */ +.controls-spacer { + height: 4px; +} + +/* Buttons */ +.ctrl-btn { + display: flex; + align-items: center; + justify-content: center; + gap: 6px; + width: 100%; + padding: 9px 14px; + font-family: inherit; + font-size: 13px; + font-weight: 500; + border: 1px solid transparent; + border-radius: var(--radius); + cursor: pointer; + transition: all 0.15s; +} + +.ctrl-btn svg { + width: 15px; + height: 15px; + flex-shrink: 0; +} + +.ctrl-btn:disabled { + opacity: 0.5; + cursor: not-allowed; +} + +.ctrl-btn-primary { + background: var(--teal-500); + color: var(--slate-950); +} + +.ctrl-btn-primary:hover:not(:disabled) { + background: var(--teal-400); +} + +.ctrl-btn-secondary { + background: transparent; + color: var(--slate-300); + border-color: var(--slate-600); +} + +.ctrl-btn-secondary:hover:not(:disabled) { + border-color: var(--slate-400); + color: var(--slate-100); +} + +/* Display mode toggle group */ +.controls-mode-group { + display: grid; + grid-template-columns: 1fr 1fr; + gap: 4px; +} + +.ctrl-mode-btn { + padding: 6px 8px; + font-family: inherit; + font-size: 12px; + font-weight: 500; + color: var(--slate-400); + background: var(--slate-800); + border: 1px solid var(--slate-700); + border-radius: var(--radius-sm); + cursor: pointer; + transition: all 0.15s; +} + +.ctrl-mode-btn:hover { + color: var(--slate-200); + border-color: var(--slate-500); +} + +.ctrl-mode-btn.active { + color: var(--teal-400); + border-color: var(--teal-400); + background: rgba(45, 212, 191, 0.08); +} + +/* Readout */ +.controls-readout { + display: flex; + align-items: baseline; + justify-content: space-between; + padding: 10px 12px; + background: rgba(30, 41, 59, 0.6); + border-radius: var(--radius-sm); +} + +.readout-label { + font-size: 11px; + color: var(--slate-500); + font-weight: 500; + text-transform: uppercase; + letter-spacing: 0.05em; +} + +.readout-value { + font-size: 18px; + font-weight: 600; + color: var(--amber-400); + font-variant-numeric: tabular-nums; +} + +/* Loading overlay for controls */ +.controls-loading { + font-size: 12px; + color: var(--teal-400); + text-align: center; + padding: 6px; + animation: pulse 1.2s ease-in-out infinite; +} + +/* Scene loading overlay */ +.scene-loading { + position: absolute; + inset: 0; + display: flex; + align-items: center; + justify-content: center; + z-index: 5; + pointer-events: none; +} + +.scene-loading-content { + text-align: center; + color: var(--slate-500); + font-size: 14px; +} + +.scene-loading-content strong { + color: var(--slate-300); +} + +.scene-loading-spinner { + width: 32px; + height: 32px; + margin: 0 auto 16px; + border: 3px solid var(--slate-700); + border-top-color: var(--teal-400); + border-radius: 50%; + animation: spin 0.8s linear infinite; +} + +@keyframes spin { + to { transform: rotate(360deg); } +} + +@keyframes pulse { + 0%, 100% { opacity: 1; } + 50% { opacity: 0.5; } +} + +/* Scrollbar */ +.controls-panel::-webkit-scrollbar { + width: 4px; +} + +.controls-panel::-webkit-scrollbar-track { + background: transparent; +} + +.controls-panel::-webkit-scrollbar-thumb { + background: var(--slate-700); + border-radius: 2px; +} diff --git a/frontend/src/types.ts b/frontend/src/types.ts new file mode 100644 index 0000000..6a66abe --- /dev/null +++ b/frontend/src/types.ts @@ -0,0 +1,54 @@ +export interface PatternData { + antenna_type: string; + frequency_hz: number; + wavelength_m: number; + theta_deg: number[]; + phi_deg: number[]; + gain_dbi: number[][]; + peak_gain_dbi: number; + e_plane: PlanePoint[]; + h_plane: PlanePoint[]; + model: string; + resonance?: ResonanceData; +} + +export interface PlanePoint { + theta_deg?: number; + phi_deg?: number; + gain_dbi: number; +} + +export interface ResonanceData { + frequency_hz: number; + swr: number; + return_loss_db: number; + impedance_real: number; + impedance_imag: number; +} + +export interface ComputeParams { + antenna_type: string; + frequency_hz: number; + impedance_real: number; + impedance_imag: number; +} + +export interface ScanParams { + antenna_type: string; + start_hz: number; + stop_hz: number; + points: number; +} + +export type DisplayMode = 'surface' | 'wireframe' | 'e-plane' | 'h-plane'; + +export interface AppState { + connected: boolean; + loading: boolean; + pattern: PatternData | null; + displayMode: DisplayMode; + antennaType: string; + frequencyMhz: number; + impedanceReal: number; + impedanceImag: number; +} diff --git a/frontend/tsconfig.json b/frontend/tsconfig.json new file mode 100644 index 0000000..42849dc --- /dev/null +++ b/frontend/tsconfig.json @@ -0,0 +1,26 @@ +{ + "compilerOptions": { + "target": "ES2022", + "useDefineForClassFields": true, + "module": "ESNext", + "lib": ["ES2022", "DOM", "DOM.Iterable"], + "types": ["vite/client"], + "skipLibCheck": true, + + /* Bundler mode */ + "moduleResolution": "bundler", + "allowImportingTsExtensions": true, + "verbatimModuleSyntax": true, + "moduleDetection": "force", + "noEmit": true, + + /* Linting */ + "strict": true, + "noUnusedLocals": false, + "noUnusedParameters": false, + "erasableSyntaxOnly": true, + "noFallthroughCasesInSwitch": true, + "noUncheckedSideEffectImports": true + }, + "include": ["src"] +} diff --git a/frontend/vite.config.ts b/frontend/vite.config.ts new file mode 100644 index 0000000..23ecff5 --- /dev/null +++ b/frontend/vite.config.ts @@ -0,0 +1,17 @@ +import { defineConfig } from 'vite'; + +export default defineConfig({ + build: { + outDir: '../src/mcnanovna/webui/static', + emptyOutDir: true, + }, + server: { + proxy: { + '/api': 'http://localhost:8080', + '/ws': { + target: 'ws://localhost:8080', + ws: true, + }, + }, + }, +}); diff --git a/pyproject.toml b/pyproject.toml index 4076bac..539fcc2 100644 --- a/pyproject.toml +++ b/pyproject.toml @@ -1,6 +1,6 @@ [project] name = "mcnanovna" -version = "2026.01.30" +version = "2026.01.31" description = "MCP server for NanoVNA-H vector network analyzers" authors = [{name = "Ryan Malloy", email = "ryan@supported.systems"}] requires-python = ">=3.11" @@ -10,6 +10,12 @@ dependencies = [ "Pillow>=11.0.0", ] +[project.optional-dependencies] +webui = [ + "fastapi>=0.115.0", + "uvicorn[standard]>=0.34.0", +] + [project.scripts] mcnanovna = "mcnanovna.server:main" diff --git a/src/mcnanovna/nanovna.py b/src/mcnanovna/nanovna.py index 15e8d15..9aeadb1 100644 --- a/src/mcnanovna/nanovna.py +++ b/src/mcnanovna/nanovna.py @@ -16,6 +16,7 @@ from mcnanovna.tools import ( DiagnosticsMixin, DisplayMixin, MeasurementMixin, + RadiationMixin, ) @@ -26,6 +27,7 @@ class NanoVNA( DeviceMixin, DiagnosticsMixin, AnalysisMixin, + RadiationMixin, ): """MCP tool class for NanoVNA-H vector network analyzers. diff --git a/src/mcnanovna/prompts.py b/src/mcnanovna/prompts.py index 7cd151b..78b59c9 100644 --- a/src/mcnanovna/prompts.py +++ b/src/mcnanovna/prompts.py @@ -723,6 +723,88 @@ Let me run `analyze_lc_shunt` now.""", ), ] + @mcp.prompt + def visualize_radiation_pattern( + antenna_type: str = "dipole", + band: str = "2m", + start_hz: int | None = None, + stop_hz: int | None = None, + points: int = 101, + ) -> list[Message]: + """Guide through 3D antenna radiation pattern visualization. + + Scans S11 to determine resonant frequency and impedance, then computes + an analytical 3D radiation pattern for the specified antenna type. + If the web UI is running (MCNANOVNA_WEB_PORT), the pattern is pushed + to the 3D viewer in real time. + + Args: + antenna_type: Antenna model — 'dipole', 'monopole', 'efhw', 'loop', 'patch', or 'auto' + band: Ham band name (e.g., '2m', '70cm', '20m') or 'custom' + start_hz: Start frequency in Hz (overrides band) + stop_hz: Stop frequency in Hz (overrides band) + points: Number of measurement points + """ + if start_hz is not None and stop_hz is not None: + f_start, f_stop = start_hz, stop_hz + band_label = f"Custom ({_format_freq(f_start)} – {_format_freq(f_stop)})" + elif band in HAM_BANDS: + f_start, f_stop = HAM_BANDS[band] + band_label = f"{band.upper()} band" + else: + f_start, f_stop = HAM_BANDS["2m"] + band_label = "2M band" + + type_label = antenna_type if antenna_type != "auto" else "auto-detected" + + return [ + Message( + role="user", + content=( + f"Visualize the radiation pattern of my {type_label} antenna " + f"on the {band_label} ({_format_freq(f_start)} – {_format_freq(f_stop)})." + ), + ), + Message( + role="assistant", + content=f"""I'll generate a 3D radiation pattern for your antenna. + +**Antenna type**: {type_label} +**Band**: {band_label} ({_format_freq(f_start)} – {_format_freq(f_stop)}) +**Points**: {points} + +**Supported antenna models** (Phase 1 — analytical patterns): +| Type | Pattern shape | Feed-point Z at resonance | +|------|--------------|--------------------------| +| Dipole | Figure-8 (donut) | ~73 Ω | +| Monopole | Half-donut over ground | ~36 Ω | +| EFHW | Same as dipole | ~2500-5000 Ω | +| Small loop | Figure-8 (rotated 90°) | Low R, inductive | +| Patch | Broadside hemisphere | ~50-300 Ω | + +**How it works:** +1. Scan S11 across the band to find resonant frequency and impedance +2. {"Estimate antenna type from impedance" if antenna_type == "auto" else f"Use the '{antenna_type}' analytical model"} +3. Compute 3D gain pattern on a θ×φ grid (~6500 points) +4. Return gain in dBi at each (θ, φ) — ready for 3D rendering + +**Output includes:** +- Full 3D gain grid (θ: 0-180°, φ: 0-355°) +- Peak gain in dBi +- E-plane cut (φ=0°) and H-plane cut (θ=90°) +- S11 analysis context (resonance, impedance, SWR) + +**Web UI** (if running): +Set `MCNANOVNA_WEB_PORT=8080` to launch the 3D viewer at http://localhost:8080. +The pattern renders as an interactive gain-mapped sphere with OrbitControls. + +**No hardware?** Use `radiation_pattern_from_data` to compute a pattern from +known impedance values — no VNA connection required. + +Let me scan and generate the pattern now.""", + ), + ] + @mcp.prompt def impedance_match( frequency_hz: int = 145_000_000, diff --git a/src/mcnanovna/radiation.py b/src/mcnanovna/radiation.py new file mode 100644 index 0000000..3b74b13 --- /dev/null +++ b/src/mcnanovna/radiation.py @@ -0,0 +1,423 @@ +"""Antenna radiation pattern models driven by S11 measurements. + +Phase 1: Analytical models using closed-form equations for common antenna types. +S11 gives us impedance + resonant frequency; combined with user-specified antenna +type, we compute idealized 3D radiation patterns. + +All functions are pure Python (math + list comprehensions). No external dependencies. +Grid size is typically 91x72 = 6552 points — trivial without numpy. + +Phase 2 hooks: generate_3d_pattern() returns standardized {theta, phi, gain_dbi} +dicts. Future measured-pattern tools will produce the same format. +""" + +from __future__ import annotations + +import math + +# Speed of light in m/s +C = 299_792_458 + + +def _deg_range(start: float, stop: float, step: float) -> list[float]: + """Generate a list of angles in degrees from start to stop (inclusive).""" + result = [] + val = start + while val <= stop + step * 0.01: + result.append(val) + val += step + return result + + +def _directivity_to_dbi(directivity: float) -> float: + """Convert linear directivity to dBi.""" + if directivity <= 0: + return -40.0 + return 10.0 * math.log10(directivity) + + +# ── Antenna pattern functions ───────────────────────────────────── +# +# Each returns linear gain (directivity) for given angles. +# Convention: theta = polar angle from z-axis (0° = zenith), +# phi = azimuthal angle in x-y plane (0° = x-axis). +# Patterns are normalized so peak directivity matches the theoretical value. + + +def dipole_gain(theta_deg: float, frequency_hz: float, length_m: float | None = None) -> float: + """Half-wave dipole radiation pattern. + + Uses the exact far-field expression for a center-fed thin dipole: + E(θ) = cos(kL/2 · cos θ) - cos(kL/2) / sin θ + + For a half-wave dipole (L = λ/2), this simplifies to: + E(θ) = cos(π/2 · cos θ) / sin θ + + Peak directivity: 2.15 dBi (1.64 linear). + + Args: + theta_deg: Polar angle from antenna axis (degrees, 0=along wire) + frequency_hz: Operating frequency in Hz + length_m: Physical length in meters (default: half-wavelength) + """ + wavelength = C / frequency_hz + if length_m is None: + length_m = wavelength / 2.0 + + theta = math.radians(theta_deg) + sin_theta = math.sin(theta) + + if abs(sin_theta) < 1e-10: + return 0.0 + + k = 2.0 * math.pi / wavelength + half_kl = k * length_m / 2.0 + cos_theta = math.cos(theta) + + numerator = math.cos(half_kl * cos_theta) - math.cos(half_kl) + e_field = numerator / sin_theta + + # Normalize to peak directivity of 1.64 (2.15 dBi) for half-wave + # The raw max of cos(π/2·cosθ)/sinθ is 1.0 at θ=90° + directivity = 1.64 * e_field * e_field + return directivity + + +def monopole_gain(theta_deg: float, frequency_hz: float, length_m: float | None = None) -> float: + """Quarter-wave monopole over perfect ground plane. + + Image theory: a monopole over ground has the same pattern as the upper + hemisphere of a dipole, but with doubled directivity (energy only radiates + into the upper hemisphere). + + Peak directivity: 5.15 dBi (3.28 linear) = dipole + 3 dB ground gain. + Impedance at resonance: ~36 Ω (half of dipole's 73 Ω). + + Args: + theta_deg: Elevation angle (0=horizon, 90=zenith) + frequency_hz: Operating frequency in Hz + length_m: Physical length in meters (default: quarter-wavelength) + """ + wavelength = C / frequency_hz + if length_m is None: + length_m = wavelength / 4.0 + + # Monopole: no radiation below ground plane + if theta_deg > 90.0: + return 0.0 + + # Map elevation to dipole theta (monopole elevation 0°=horizon → dipole 90°) + dipole_theta = 90.0 - theta_deg + + # Use dipole pattern with doubled length (image theory) + gain = dipole_gain(dipole_theta, frequency_hz, length_m * 2.0) + # Double directivity for hemisphere-only radiation + return gain * 2.0 + + +def loop_gain(theta_deg: float, frequency_hz: float, circumference_m: float | None = None) -> float: + """Small magnetic loop antenna pattern. + + A small loop (circumference << λ) acts as a magnetic dipole with + a sin(θ) pattern (null along the loop axis, maximum in the plane + of the loop). + + Peak directivity: 1.76 dBi (1.5 linear) — same as a short dipole. + + Args: + theta_deg: Polar angle from loop axis (0=through loop, 90=in loop plane) + frequency_hz: Operating frequency in Hz + circumference_m: Loop circumference in meters (default: λ/10) + """ + wavelength = C / frequency_hz + if circumference_m is None: + circumference_m = wavelength / 10.0 + + theta = math.radians(theta_deg) + sin_theta = math.sin(theta) + + # Small loop: D(θ) = 1.5 * sin²(θ) + return 1.5 * sin_theta * sin_theta + + +def patch_gain( + theta_deg: float, + phi_deg: float, + frequency_hz: float, + width_m: float | None = None, + length_m: float | None = None, + er: float = 4.4, +) -> float: + """Rectangular microstrip patch antenna (cavity model). + + The patch radiates broadside (maximum at θ=0). The E-plane (φ=0) and + H-plane (φ=90°) patterns differ due to the rectangular aperture. + + E-plane: cos(θ) envelope × sinc(kW/2 · sin θ) + H-plane: cos(kL_eff/2 · sin θ) × cos(θ) + + Peak directivity: ~6-8 dBi depending on substrate. + + Args: + theta_deg: Polar angle from broadside (0=directly above patch) + phi_deg: Azimuthal angle (0=E-plane, 90=H-plane) + frequency_hz: Operating frequency in Hz + width_m: Patch width in meters (default: estimated from frequency + εr) + length_m: Patch length in meters (default: λ_eff/2) + er: Substrate relative permittivity (default 4.4 for FR-4) + """ + wavelength = C / frequency_hz + lambda_eff = wavelength / math.sqrt(er) + + if length_m is None: + length_m = lambda_eff / 2.0 + if width_m is None: + width_m = wavelength / 2.0 # Typical width ~ free-space λ/2 + + theta = math.radians(theta_deg) + phi = math.radians(phi_deg) + cos_theta = math.cos(theta) + sin_theta = math.sin(theta) + cos_phi = math.cos(phi) + sin_phi = math.sin(phi) + + # No radiation behind ground plane + if theta_deg > 90.0: + return 0.0 + + k0 = 2.0 * math.pi / wavelength + + # E-plane factor (along patch length) + kw_arg = k0 * width_m * sin_theta * cos_phi / 2.0 + if abs(kw_arg) < 1e-10: + sinc_e = 1.0 + else: + sinc_e = math.sin(kw_arg) / kw_arg + + # H-plane factor (along patch width) + kl_arg = k0 * length_m * sin_theta * sin_phi / 2.0 + cos_h = math.cos(kl_arg) + + # Combine: directivity pattern + pattern = cos_theta * sinc_e * cos_h + gain = pattern * pattern + + # Approximate peak directivity for a patch: D ≈ 4πWL/λ² * radiation efficiency + # Simplified to ~6.6 (8.2 dBi) for typical patch + peak_d = min(4.0 * math.pi * width_m * length_m / (wavelength * wavelength), 8.0) + peak_d = max(peak_d, 4.0) # Floor at ~6 dBi + + return peak_d * gain + + +def efhw_gain(theta_deg: float, frequency_hz: float) -> float: + """End-Fed Half-Wave (EFHW) antenna pattern. + + An EFHW has fundamentally the same radiation pattern as a center-fed + half-wave dipole — the current distribution is the same sinusoidal + shape. The feed-point impedance is very high (~2500-5000 Ω) because + it's fed at the voltage maximum, but the far-field pattern is identical. + + Peak directivity: 2.15 dBi (1.64 linear). + + Args: + theta_deg: Polar angle from wire axis (0=along wire) + frequency_hz: Operating frequency in Hz + """ + return dipole_gain(theta_deg, frequency_hz, length_m=None) + + +# ── Antenna type estimation ─────────────────────────────────────── + + +def estimate_antenna_type( + impedance_real: float, + impedance_imag: float, + resonant_freq_hz: float, + bandwidth_hz: float = 0, +) -> str: + """Estimate antenna type from measured impedance at resonance. + + Uses feed-point impedance as the primary discriminator: + - ~73 Ω → half-wave dipole + - ~36 Ω → quarter-wave monopole (or λ/4 vertical) + - ~2500-5000 Ω → EFHW + - Low R with high inductive X → small loop + - ~50-300 Ω broadside → patch + + This is a heuristic — many antennas don't fit neatly into categories. + + Args: + impedance_real: Resistance at resonance (Ω) + impedance_imag: Reactance at resonance (Ω) + resonant_freq_hz: Resonant frequency in Hz + bandwidth_hz: 2:1 SWR bandwidth in Hz (0 if unknown) + """ + r = impedance_real + x = abs(impedance_imag) + + if r > 1500: + return "efhw" + if r < 5 and x > 10: + return "loop" + if 25 <= r <= 42 and x < 20: + return "monopole" + if 45 <= r <= 100 and x < 30: + return "dipole" + if 100 < r <= 500 and x < 50: + return "patch" + + # Fallback: use resonant impedance vs canonical values + if abs(r - 73) < abs(r - 36): + return "dipole" + return "monopole" + + +# ── 3D pattern generation ───────────────────────────────────────── + + +def generate_3d_pattern( + antenna_type: str, + frequency_hz: float, + s11_analysis: dict | None = None, + theta_step: float = 2.0, + phi_step: float = 5.0, + length_m: float | None = None, + er: float = 4.4, +) -> dict: + """Generate a full 3D radiation pattern grid. + + Returns a dict with theta/phi axes and a 2D gain grid suitable for + rendering as a gain-mapped sphere in Three.js. + + This is the standardized output format shared between Phase 1 (analytical) + and Phase 2 (measured) patterns. + + Args: + antenna_type: One of 'dipole', 'monopole', 'efhw', 'loop', 'patch' + frequency_hz: Operating frequency in Hz + s11_analysis: Optional S11 analysis dict (from analyze_scan) for context + theta_step: Polar angle resolution in degrees (default 2°) + phi_step: Azimuthal angle resolution in degrees (default 5°) + length_m: Override antenna element length in meters + er: Substrate εr for patch antennas (default 4.4) + """ + thetas = _deg_range(0.0, 180.0, theta_step) + phis = _deg_range(0.0, 355.0, phi_step) + + # Build gain grid: gain[i_theta][i_phi] in dBi + gain_grid: list[list[float]] = [] + peak_linear = 0.0 + + for theta in thetas: + row: list[float] = [] + for phi in phis: + if antenna_type == "dipole": + g = dipole_gain(theta, frequency_hz, length_m) + elif antenna_type == "monopole": + g = monopole_gain(theta, frequency_hz, length_m) + elif antenna_type == "efhw": + g = efhw_gain(theta, frequency_hz) + elif antenna_type == "loop": + g = loop_gain(theta, frequency_hz) + elif antenna_type == "patch": + g = patch_gain(theta, phi, frequency_hz, length_m=length_m, er=er) + else: + g = dipole_gain(theta, frequency_hz, length_m) + + if g > peak_linear: + peak_linear = g + row.append(g) + gain_grid.append(row) + + # Convert to dBi + gain_dbi: list[list[float]] = [] + for row in gain_grid: + gain_dbi.append([_directivity_to_dbi(g) for g in row]) + + peak_dbi = _directivity_to_dbi(peak_linear) + + # Compute E-plane and H-plane cuts + # E-plane: φ=0° (first column of each theta row) + e_plane = [{"theta_deg": thetas[i], "gain_dbi": gain_dbi[i][0]} for i in range(len(thetas))] + + # H-plane: θ=90° (row at theta=90°, all phi values) + theta_90_idx = min(range(len(thetas)), key=lambda i: abs(thetas[i] - 90.0)) + h_plane = [{"phi_deg": phis[j], "gain_dbi": gain_dbi[theta_90_idx][j]} for j in range(len(phis))] + + wavelength = C / frequency_hz + + result: dict = { + "antenna_type": antenna_type, + "frequency_hz": frequency_hz, + "wavelength_m": round(wavelength, 4), + "theta_deg": thetas, + "phi_deg": phis, + "gain_dbi": gain_dbi, + "peak_gain_dbi": round(peak_dbi, 2), + "e_plane": e_plane, + "h_plane": h_plane, + "grid_size": {"theta_points": len(thetas), "phi_points": len(phis), "total_points": len(thetas) * len(phis)}, + "model": "analytical", + } + + if s11_analysis: + result["s11_context"] = s11_analysis + + return result + + +# ── Multi-frequency pattern generation ──────────────────────────── + + +def generate_multi_frequency_patterns( + antenna_type: str, + frequencies_hz: list[float], + s11_analysis: dict | None = None, + theta_step: float = 4.0, + phi_step: float = 10.0, + length_m: float | None = None, + er: float = 4.4, +) -> dict: + """Generate patterns at multiple frequencies for animation. + + Uses a coarser grid (4°×10° = 46×36 = 1656 points per frequency) + to keep total payload reasonable for WebSocket streaming. + + Args: + antenna_type: Antenna type string + frequencies_hz: List of frequencies to compute patterns at + s11_analysis: Optional analysis context + theta_step: Coarser theta step for multi-freq (default 4°) + phi_step: Coarser phi step for multi-freq (default 10°) + length_m: Override antenna element length + er: Substrate εr for patch + """ + patterns = [] + for freq in frequencies_hz: + p = generate_3d_pattern( + antenna_type, + freq, + s11_analysis=None, + theta_step=theta_step, + phi_step=phi_step, + length_m=length_m, + er=er, + ) + # Slim down for multi-freq: drop plane cuts, keep grid + patterns.append( + { + "frequency_hz": freq, + "gain_dbi": p["gain_dbi"], + "peak_gain_dbi": p["peak_gain_dbi"], + } + ) + + return { + "antenna_type": antenna_type, + "count": len(patterns), + "theta_deg": _deg_range(0.0, 180.0, theta_step), + "phi_deg": _deg_range(0.0, 355.0, phi_step), + "patterns": patterns, + "model": "analytical", + } diff --git a/src/mcnanovna/server.py b/src/mcnanovna/server.py index 62ae59e..9176772 100644 --- a/src/mcnanovna/server.py +++ b/src/mcnanovna/server.py @@ -90,6 +90,10 @@ _TOOL_METHODS = [ "analyze_lc_match", "analyze_s11_resonance", "analyze", + # tools/radiation.py — RadiationMixin + "radiation_pattern", + "radiation_pattern_from_data", + "radiation_pattern_multi", ] @@ -112,10 +116,14 @@ def create_server() -> FastMCP: "'analyze_lc_series' and 'analyze_lc_shunt' (resonator parameters from S21), " "'analyze_lc_match' (L-network matching solver, accepts direct R+jX or scans S11), " "'analyze_s11_resonance' (find up to 6 resonant frequencies).\n\n" + "Radiation pattern tools: 'radiation_pattern' (scan S11 → 3D pattern), " + "'radiation_pattern_from_data' (compute pattern from known impedance, no hardware), " + "'radiation_pattern_multi' (patterns at N frequencies for animation). " + "Supported antenna types: dipole, monopole, efhw, loop, patch, or 'auto' to estimate.\n\n" "Prompts are available for guided workflows: calibrate, export_touchstone, " "analyze_antenna, measure_cable, compare_sweeps, analyze_crystal, " "analyze_filter_response, measure_tdr, measure_component, measure_lc_series, " - "measure_lc_shunt, and impedance_match." + "measure_lc_shunt, impedance_match, and visualize_radiation_pattern." ), ) vna = NanoVNA() @@ -131,6 +139,8 @@ def create_server() -> FastMCP: def main() -> None: + import os + try: from importlib.metadata import version @@ -140,6 +150,19 @@ def main() -> None: print(f"mcnanovna v{package_version} — NanoVNA-H MCP server") + web_port = os.environ.get("MCNANOVNA_WEB_PORT") + if web_port: + try: + port = int(web_port) + from mcnanovna.webui import start_web_server + + start_web_server(port) + print(f"Web UI available at http://localhost:{port}") + except ImportError: + print("Web UI requires optional dependencies: pip install mcnanovna[webui]") + except ValueError: + print(f"Invalid MCNANOVNA_WEB_PORT: {web_port}") + server = create_server() server.run() diff --git a/src/mcnanovna/tools/__init__.py b/src/mcnanovna/tools/__init__.py index 473b5d1..dae87e2 100644 --- a/src/mcnanovna/tools/__init__.py +++ b/src/mcnanovna/tools/__init__.py @@ -15,6 +15,7 @@ from .device import DeviceMixin from .diagnostics import DiagnosticsMixin from .display import DisplayMixin from .measurement import MeasurementMixin +from .radiation import RadiationMixin async def _progress(ctx: Context | None, progress: float, total: float, message: str) -> None: @@ -30,4 +31,5 @@ __all__ = [ "DiagnosticsMixin", "DisplayMixin", "MeasurementMixin", + "RadiationMixin", ] diff --git a/src/mcnanovna/tools/radiation.py b/src/mcnanovna/tools/radiation.py new file mode 100644 index 0000000..35f23fe --- /dev/null +++ b/src/mcnanovna/tools/radiation.py @@ -0,0 +1,204 @@ +"""RadiationMixin — 3D antenna radiation pattern tools.""" + +from __future__ import annotations + +import asyncio + +from fastmcp import Context + + +class RadiationMixin: + """Radiation pattern tools: radiation_pattern, radiation_pattern_from_data, radiation_pattern_multi.""" + + async def radiation_pattern( + self, + antenna_type: str = "dipole", + start_hz: int | None = None, + stop_hz: int | None = None, + points: int = 101, + theta_step: float = 2.0, + phi_step: float = 5.0, + er: float = 4.4, + ctx: Context | None = None, + ) -> dict: + """Scan S11, find resonance, and compute a 3D radiation pattern. + + Performs an S11 scan across the specified range, identifies the resonant + frequency and impedance, optionally estimates the antenna type, then + generates an analytical 3D radiation pattern grid. + + Returns {theta_deg, phi_deg, gain_dbi} suitable for 3D visualization. + + Args: + antenna_type: Antenna model — 'dipole', 'monopole', 'efhw', 'loop', 'patch', or 'auto' to estimate from impedance + start_hz: Start frequency in Hz (default: 2m band 144 MHz) + stop_hz: Stop frequency in Hz (default: 2m band 148 MHz) + points: Number of S11 scan points (default 101) + theta_step: Polar angle resolution in degrees (default 2°) + phi_step: Azimuthal angle resolution in degrees (default 5°) + er: Substrate εr for patch antennas (default 4.4 for FR-4) + """ + from mcnanovna.calculations import analyze_scan, find_resonance + from mcnanovna.radiation import estimate_antenna_type, generate_3d_pattern + from mcnanovna.tools import _progress + + if start_hz is None: + start_hz = 144_000_000 + if stop_hz is None: + stop_hz = 148_000_000 + + await _progress(ctx, 1, 5, "Connecting to NanoVNA...") + await asyncio.to_thread(self._ensure_connected) + + await _progress(ctx, 2, 5, f"Scanning S11 ({points} points)...") + scan_result = await self.scan(start_hz, stop_hz, points, s11=True, s21=False) + if "error" in scan_result: + return scan_result + + await _progress(ctx, 3, 5, "Analyzing S11 data...") + freqs = [pt["frequency_hz"] for pt in scan_result["data"]] + s11_data = [pt["s11"] for pt in scan_result["data"]] + s11_complex = [complex(s["real"], s["imag"]) for s in s11_data] + + analysis = analyze_scan(scan_result["data"]) + resonance = find_resonance(s11_complex, freqs) + + # Auto-detect antenna type from impedance + if antenna_type == "auto": + res_freq = resonance.get("frequency_hz", freqs[len(freqs) // 2]) + z_real = resonance.get("impedance_real", 50.0) + z_imag = resonance.get("impedance_imag", 0.0) + bw = analysis.get("s11_analysis", {}).get("bandwidth_2_1", {}).get("bandwidth_hz", 0) + antenna_type = estimate_antenna_type(z_real, z_imag, res_freq, bw) + + res_freq = resonance.get("frequency_hz", (start_hz + stop_hz) // 2) + + await _progress(ctx, 4, 5, f"Computing {antenna_type} radiation pattern at {res_freq} Hz...") + pattern = generate_3d_pattern( + antenna_type=antenna_type, + frequency_hz=res_freq, + s11_analysis=analysis.get("s11_analysis"), + theta_step=theta_step, + phi_step=phi_step, + er=er, + ) + + pattern["scan_info"] = { + "start_hz": start_hz, + "stop_hz": stop_hz, + "points": scan_result["points"], + } + pattern["resonance"] = resonance + + await _progress(ctx, 5, 5, "Radiation pattern complete") + return pattern + + async def radiation_pattern_from_data( + self, + antenna_type: str = "dipole", + frequency_hz: float = 145_000_000, + impedance_real: float = 73.0, + impedance_imag: float = 0.0, + theta_step: float = 2.0, + phi_step: float = 5.0, + length_m: float | None = None, + er: float = 4.4, + ctx: Context | None = None, + ) -> dict: + """Compute a 3D radiation pattern from provided impedance (no hardware). + + Generates an analytical radiation pattern using the specified antenna + type and frequency. No VNA connection required — useful for what-if + analysis or when impedance is already known. + + Args: + antenna_type: Antenna model — 'dipole', 'monopole', 'efhw', 'loop', 'patch', or 'auto' + frequency_hz: Operating frequency in Hz (default 145 MHz) + impedance_real: Known resistance at resonance in ohms (default 73) + impedance_imag: Known reactance at resonance in ohms (default 0) + theta_step: Polar angle resolution in degrees (default 2°) + phi_step: Azimuthal angle resolution in degrees (default 5°) + length_m: Override antenna element length in meters (default: calculated from frequency) + er: Substrate εr for patch antennas (default 4.4) + """ + from mcnanovna.radiation import estimate_antenna_type, generate_3d_pattern + from mcnanovna.tools import _progress + + if antenna_type == "auto": + antenna_type = estimate_antenna_type(impedance_real, impedance_imag, frequency_hz) + + await _progress(ctx, 1, 2, f"Computing {antenna_type} pattern at {frequency_hz} Hz...") + + s11_context = { + "resonance": { + "frequency_hz": frequency_hz, + "impedance_real": impedance_real, + "impedance_imag": impedance_imag, + } + } + + pattern = generate_3d_pattern( + antenna_type=antenna_type, + frequency_hz=frequency_hz, + s11_analysis=s11_context, + theta_step=theta_step, + phi_step=phi_step, + length_m=length_m, + er=er, + ) + + await _progress(ctx, 2, 2, "Pattern generation complete") + return pattern + + async def radiation_pattern_multi( + self, + antenna_type: str = "dipole", + start_hz: int = 144_000_000, + stop_hz: int = 148_000_000, + num_frequencies: int = 5, + theta_step: float = 4.0, + phi_step: float = 10.0, + length_m: float | None = None, + er: float = 4.4, + ctx: Context | None = None, + ) -> dict: + """Compute radiation patterns at multiple frequencies across a band. + + Generates a series of 3D patterns at evenly-spaced frequencies for + animation or comparison. Uses a coarser grid to keep payload size + manageable for WebSocket streaming. + + Args: + antenna_type: Antenna model — 'dipole', 'monopole', 'efhw', 'loop', 'patch' + start_hz: Band start frequency in Hz + stop_hz: Band stop frequency in Hz + num_frequencies: Number of frequency steps (default 5) + theta_step: Polar angle resolution in degrees (default 4°, coarser for multi) + phi_step: Azimuthal angle resolution in degrees (default 10°, coarser for multi) + length_m: Override antenna element length in meters + er: Substrate εr for patch antennas (default 4.4) + """ + from mcnanovna.radiation import generate_multi_frequency_patterns + from mcnanovna.tools import _progress + + if num_frequencies < 2: + num_frequencies = 2 + if num_frequencies > 20: + num_frequencies = 20 + + step = (stop_hz - start_hz) / (num_frequencies - 1) + frequencies = [start_hz + int(i * step) for i in range(num_frequencies)] + + await _progress(ctx, 1, 2, f"Computing {num_frequencies} patterns from {start_hz} to {stop_hz} Hz...") + + result = generate_multi_frequency_patterns( + antenna_type=antenna_type, + frequencies_hz=frequencies, + theta_step=theta_step, + phi_step=phi_step, + length_m=length_m, + er=er, + ) + + await _progress(ctx, 2, 2, f"Generated {num_frequencies} radiation patterns") + return result diff --git a/src/mcnanovna/webui/__init__.py b/src/mcnanovna/webui/__init__.py new file mode 100644 index 0000000..ffdbcba --- /dev/null +++ b/src/mcnanovna/webui/__init__.py @@ -0,0 +1,32 @@ +"""Optional web UI for 3D radiation pattern visualization. + +Requires optional dependencies: pip install mcnanovna[webui] +Activated by setting MCNANOVNA_WEB_PORT=8080 environment variable. +""" + +from __future__ import annotations + +import threading + + +def start_web_server(port: int = 8080) -> None: + """Start the FastAPI web server in a background thread. + + The web server shares the same process as the MCP server but listens + on a separate TCP port. It serves the built frontend assets and + provides REST + WebSocket endpoints for pattern computation. + + Args: + port: TCP port to listen on (default 8080) + """ + import uvicorn + + from mcnanovna.webui.api import create_app + + app = create_app() + + def _run() -> None: + uvicorn.run(app, host="0.0.0.0", port=port, log_level="warning") + + thread = threading.Thread(target=_run, daemon=True, name="mcnanovna-webui") + thread.start() diff --git a/src/mcnanovna/webui/api.py b/src/mcnanovna/webui/api.py new file mode 100644 index 0000000..13cd469 --- /dev/null +++ b/src/mcnanovna/webui/api.py @@ -0,0 +1,218 @@ +"""FastAPI REST + WebSocket endpoints for the radiation pattern web UI. + +Serves the built frontend assets and provides endpoints for pattern +computation, VNA scanning, and real-time WebSocket updates. +""" + +from __future__ import annotations + +import asyncio +import json +from pathlib import Path + +from fastapi import FastAPI, WebSocket, WebSocketDisconnect +from fastapi.responses import FileResponse +from fastapi.staticfiles import StaticFiles +from pydantic import BaseModel + +STATIC_DIR = Path(__file__).parent / "static" + +# Shared lock prevents concurrent VNA scans from web + MCP +_scan_lock = asyncio.Lock() + +# Connected WebSocket clients for pattern broadcast +_ws_clients: set[WebSocket] = set() + + +class ComputeRequest(BaseModel): + antenna_type: str = "dipole" + frequency_hz: float = 145_000_000 + impedance_real: float = 73.0 + impedance_imag: float = 0.0 + theta_step: float = 2.0 + phi_step: float = 5.0 + length_m: float | None = None + er: float = 4.4 + + +class ScanRequest(BaseModel): + antenna_type: str = "auto" + start_hz: int = 144_000_000 + stop_hz: int = 148_000_000 + points: int = 101 + theta_step: float = 2.0 + phi_step: float = 5.0 + er: float = 4.4 + + +def create_app() -> FastAPI: + app = FastAPI(title="mcnanovna Web UI", docs_url=None, redoc_url=None) + + # ── API routes ──────────────────────────────────────────────── + + @app.get("/api/status") + async def api_status(): + """VNA connection status.""" + return {"status": "ok", "web_ui": True, "clients": len(_ws_clients)} + + @app.get("/api/bands") + async def api_bands(): + """Ham band presets for the frequency selector.""" + from mcnanovna.prompts import HAM_BANDS + + return {name: {"start_hz": start, "stop_hz": stop} for name, (start, stop) in HAM_BANDS.items()} + + @app.post("/api/pattern/compute") + async def api_pattern_compute(req: ComputeRequest): + """Compute a radiation pattern from provided impedance (no VNA needed).""" + from mcnanovna.radiation import estimate_antenna_type, generate_3d_pattern + + antenna_type = req.antenna_type + if antenna_type == "auto": + antenna_type = estimate_antenna_type(req.impedance_real, req.impedance_imag, req.frequency_hz) + + pattern = generate_3d_pattern( + antenna_type=antenna_type, + frequency_hz=req.frequency_hz, + s11_analysis={ + "resonance": { + "frequency_hz": req.frequency_hz, + "impedance_real": req.impedance_real, + "impedance_imag": req.impedance_imag, + } + }, + theta_step=req.theta_step, + phi_step=req.phi_step, + length_m=req.length_m, + er=req.er, + ) + + # Broadcast to WebSocket clients + await _broadcast_pattern(pattern) + + return pattern + + @app.post("/api/pattern") + async def api_pattern_scan(req: ScanRequest): + """Scan S11 on the VNA and compute a radiation pattern.""" + from mcnanovna.calculations import analyze_scan, find_resonance + from mcnanovna.radiation import estimate_antenna_type, generate_3d_pattern + + async with _scan_lock: + # Lazy import — NanoVNA singleton not available until server starts + vna = _get_vna() + if vna is None: + return {"error": "VNA not available — MCP server must be running"} + + scan_result = await vna.scan(req.start_hz, req.stop_hz, req.points, s11=True, s21=False) + + if "error" in scan_result: + return scan_result + + freqs = [pt["frequency_hz"] for pt in scan_result["data"]] + s11_data = [pt["s11"] for pt in scan_result["data"]] + s11_complex = [complex(s["real"], s["imag"]) for s in s11_data] + + analysis = analyze_scan(scan_result["data"]) + resonance = find_resonance(s11_complex, freqs) + + antenna_type = req.antenna_type + if antenna_type == "auto": + z_real = resonance.get("impedance_real", 50.0) + z_imag = resonance.get("impedance_imag", 0.0) + bw = analysis.get("s11_analysis", {}).get("bandwidth_2_1", {}).get("bandwidth_hz", 0) + antenna_type = estimate_antenna_type(z_real, z_imag, resonance.get("frequency_hz", 0), bw) + + res_freq = resonance.get("frequency_hz", (req.start_hz + req.stop_hz) // 2) + + pattern = generate_3d_pattern( + antenna_type=antenna_type, + frequency_hz=res_freq, + s11_analysis=analysis.get("s11_analysis"), + theta_step=req.theta_step, + phi_step=req.phi_step, + er=req.er, + ) + pattern["resonance"] = resonance + pattern["scan_info"] = { + "start_hz": req.start_hz, + "stop_hz": req.stop_hz, + "points": scan_result["points"], + } + + await _broadcast_pattern(pattern) + return pattern + + # ── WebSocket ───────────────────────────────────────────────── + + @app.websocket("/ws/pattern") + async def ws_pattern(websocket: WebSocket): + await websocket.accept() + _ws_clients.add(websocket) + try: + while True: + # Keep connection alive; client can also send requests + data = await websocket.receive_text() + try: + msg = json.loads(data) + if msg.get("type") == "compute": + req = ComputeRequest(**msg.get("params", {})) + result = await api_pattern_compute(req) + await websocket.send_json({"type": "pattern", "data": result}) + except (json.JSONDecodeError, TypeError, ValueError): + await websocket.send_json({"type": "error", "message": "Invalid request"}) + except WebSocketDisconnect: + pass + finally: + _ws_clients.discard(websocket) + + # ── Static files (built frontend) ───────────────────────────── + + @app.get("/") + async def serve_index(): + index_path = STATIC_DIR / "index.html" + if index_path.exists(): + return FileResponse(index_path) + return {"error": "Frontend not built. Run: cd frontend && npm run build"} + + if STATIC_DIR.exists(): + app.mount("/assets", StaticFiles(directory=str(STATIC_DIR / "assets")), name="assets") + + return app + + +# ── Helpers ─────────────────────────────────────────────────────── + + +def _get_vna(): + """Try to get the shared NanoVNA instance from the MCP server. + + Returns None if the MCP server hasn't started yet or if the module + structure doesn't support it. The web UI can still compute patterns + without hardware using the /api/pattern/compute endpoint. + """ + try: + # The NanoVNA is instantiated in create_server() — we create a + # separate lightweight instance for the web UI. It shares the same + # USB device (auto-discovery handles this). + from mcnanovna.nanovna import NanoVNA + + if not hasattr(_get_vna, "_instance"): + _get_vna._instance = NanoVNA() + return _get_vna._instance + except Exception: + return None + + +async def _broadcast_pattern(pattern: dict) -> None: + """Push a pattern update to all connected WebSocket clients.""" + if not _ws_clients: + return + message = json.dumps({"type": "pattern", "data": pattern}) + disconnected = set() + for ws in _ws_clients: + try: + await ws.send_text(message) + except Exception: + disconnected.add(ws) + _ws_clients.difference_update(disconnected) diff --git a/src/mcnanovna/webui/static/assets/index-DeJaSUhK.css b/src/mcnanovna/webui/static/assets/index-DeJaSUhK.css new file mode 100644 index 0000000..97e7c66 --- /dev/null +++ b/src/mcnanovna/webui/static/assets/index-DeJaSUhK.css @@ -0,0 +1 @@ +*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--slate-50: #f8fafc;--slate-100: 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t=e.elements,n=t[0],s=t[4],r=t[8],a=t[1],o=t[5],l=t[9],c=t[2],h=t[6],d=t[10],p=n+o+d;if(p>0){const f=.5/Math.sqrt(p+1);this._w=.25/f,this._x=(h-l)*f,this._y=(r-c)*f,this._z=(a-s)*f}else if(n>o&&n>d){const f=2*Math.sqrt(1+n-o-d);this._w=(h-l)/f,this._x=.25*f,this._y=(s+a)/f,this._z=(r+c)/f}else if(o>d){const f=2*Math.sqrt(1+o-n-d);this._w=(r-c)/f,this._x=(s+a)/f,this._y=.25*f,this._z=(l+h)/f}else{const f=2*Math.sqrt(1+d-n-o);this._w=(a-s)/f,this._x=(r+c)/f,this._y=(l+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<1e-8?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Fe(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const s=Math.min(1,t/n);return this.slerp(e,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,s=e._y,r=e._z,a=e._w,o=t._x,l=t._y,c=t._z,h=t._w;return this._x=n*h+a*o+s*c-r*l,this._y=s*h+a*l+r*o-n*c,this._z=r*h+a*c+n*l-s*o,this._w=a*h-n*o-s*l-r*c,this._onChangeCallback(),this}slerp(e,t){if(t<=0)return this;if(t>=1)return this.copy(e);let n=e._x,s=e._y,r=e._z,a=e._w,o=this.dot(e);o<0&&(n=-n,s=-s,r=-r,a=-a,o=-o);let l=1-t;if(o<.9995){const c=Math.acos(o),h=Math.sin(c);l=Math.sin(l*c)/h,t=Math.sin(t*c)/h,this._x=this._x*l+n*t,this._y=this._y*l+s*t,this._z=this._z*l+r*t,this._w=this._w*l+a*t,this._onChangeCallback()}else this._x=this._x*l+n*t,this._y=this._y*l+s*t,this._z=this._z*l+r*t,this._w=this._w*l+a*t,this.normalize();return this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),s=Math.sqrt(1-n),r=Math.sqrt(n);return this.set(s*Math.sin(e),s*Math.cos(e),r*Math.sin(t),r*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class I{constructor(e=0,t=0,n=0){I.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Ha.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Ha.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,s=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*s,this.y=r[1]*t+r[4]*n+r[7]*s,this.z=r[2]*t+r[5]*n+r[8]*s,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,s=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*s+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*s+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*s+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*s+r[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,s=this.z,r=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*s-o*n),h=2*(o*t-r*s),d=2*(r*n-a*t);return this.x=t+l*c+a*d-o*h,this.y=n+l*h+o*c-r*d,this.z=s+l*d+r*h-a*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,s=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*s,this.y=r[1]*t+r[5]*n+r[9]*s,this.z=r[2]*t+r[6]*n+r[10]*s,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this.z=Fe(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this.z=Fe(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Fe(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,s=e.y,r=e.z,a=t.x,o=t.y,l=t.z;return this.x=s*l-r*o,this.y=r*a-n*l,this.z=n*o-s*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Ns.copy(this).projectOnVector(e),this.sub(Ns)}reflect(e){return this.sub(Ns.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(Fe(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,s=this.z-e.z;return t*t+n*n+s*s}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const s=Math.sin(t)*e;return this.x=s*Math.sin(n),this.y=Math.cos(t)*e,this.z=s*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),s=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=s,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Ns=new I,Ha=new Xn;class De{constructor(e,t,n,s,r,a,o,l,c){De.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,n,s,r,a,o,l,c)}set(e,t,n,s,r,a,o,l,c){const h=this.elements;return h[0]=e,h[1]=s,h[2]=o,h[3]=t,h[4]=r,h[5]=l,h[6]=n,h[7]=a,h[8]=c,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,s=t.elements,r=this.elements,a=n[0],o=n[3],l=n[6],c=n[1],h=n[4],d=n[7],p=n[2],f=n[5],_=n[8],x=s[0],m=s[3],u=s[6],T=s[1],y=s[4],b=s[7],A=s[2],w=s[5],C=s[8];return r[0]=a*x+o*T+l*A,r[3]=a*m+o*y+l*w,r[6]=a*u+o*b+l*C,r[1]=c*x+h*T+d*A,r[4]=c*m+h*y+d*w,r[7]=c*u+h*b+d*C,r[2]=p*x+f*T+_*A,r[5]=p*m+f*y+_*w,r[8]=p*u+f*b+_*C,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],s=e[2],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8];return t*a*h-t*o*c-n*r*h+n*o*l+s*r*c-s*a*l}invert(){const e=this.elements,t=e[0],n=e[1],s=e[2],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],d=h*a-o*c,p=o*l-h*r,f=c*r-a*l,_=t*d+n*p+s*f;if(_===0)return this.set(0,0,0,0,0,0,0,0,0);const x=1/_;return e[0]=d*x,e[1]=(s*c-h*n)*x,e[2]=(o*n-s*a)*x,e[3]=p*x,e[4]=(h*t-s*l)*x,e[5]=(s*r-o*t)*x,e[6]=f*x,e[7]=(n*l-c*t)*x,e[8]=(a*t-n*r)*x,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,s,r,a,o){const l=Math.cos(r),c=Math.sin(r);return this.set(n*l,n*c,-n*(l*a+c*o)+a+e,-s*c,s*l,-s*(-c*a+l*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Fs.makeScale(e,t)),this}rotate(e){return this.premultiply(Fs.makeRotation(-e)),this}translate(e,t){return this.premultiply(Fs.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let s=0;s<9;s++)if(t[s]!==n[s])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const Fs=new De,ka=new De().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Wa=new De().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Rc(){const i={enabled:!0,workingColorSpace:_i,spaces:{},convert:function(s,r,a){return this.enabled===!1||r===a||!r||!a||(this.spaces[r].transfer===Ze&&(s.r=_n(s.r),s.g=_n(s.g),s.b=_n(s.b)),this.spaces[r].primaries!==this.spaces[a].primaries&&(s.applyMatrix3(this.spaces[r].toXYZ),s.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===Ze&&(s.r=di(s.r),s.g=di(s.g),s.b=di(s.b))),s},workingToColorSpace:function(s,r){return this.convert(s,this.workingColorSpace,r)},colorSpaceToWorking:function(s,r){return this.convert(s,r,this.workingColorSpace)},getPrimaries:function(s){return this.spaces[s].primaries},getTransfer:function(s){return s===An?Ms:this.spaces[s].transfer},getToneMappingMode:function(s){return this.spaces[s].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(s,r=this.workingColorSpace){return s.fromArray(this.spaces[r].luminanceCoefficients)},define:function(s){Object.assign(this.spaces,s)},_getMatrix:function(s,r,a){return s.copy(this.spaces[r].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(s){return this.spaces[s].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(s=this.workingColorSpace){return this.spaces[s].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(s,r){return Ui("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),i.workingToColorSpace(s,r)},toWorkingColorSpace:function(s,r){return Ui("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),i.colorSpaceToWorking(s,r)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],n=[.3127,.329];return i.define({[_i]:{primaries:e,whitePoint:n,transfer:Ms,toXYZ:ka,fromXYZ:Wa,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:kt},outputColorSpaceConfig:{drawingBufferColorSpace:kt}},[kt]:{primaries:e,whitePoint:n,transfer:Ze,toXYZ:ka,fromXYZ:Wa,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:kt}}}),i}const Ve=Rc();function _n(i){return i<.04045?i*.0773993808:Math.pow(i*.9478672986+.0521327014,2.4)}function di(i){return i<.0031308?i*12.92:1.055*Math.pow(i,.41666)-.055}let Zn;class Cc{static getDataURL(e,t="image/png"){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let n;if(e instanceof HTMLCanvasElement)n=e;else{Zn===void 0&&(Zn=Es("canvas")),Zn.width=e.width,Zn.height=e.height;const s=Zn.getContext("2d");e instanceof ImageData?s.putImageData(e,0,0):s.drawImage(e,0,0,e.width,e.height),n=Zn}return n.toDataURL(t)}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Es("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const s=n.getImageData(0,0,e.width,e.height),r=s.data;for(let a=0;a1),this.pmremVersion=0}get width(){return this.source.getSize(Bs).x}get height(){return this.source.getSize(Bs).y}get depth(){return this.source.getSize(Bs).z}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(const t in e){const n=e[t];if(n===void 0){Ae(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const s=this[t];if(s===void 0){Ae(`Texture.setValues(): property '${t}' does not exist.`);continue}s&&n&&s.isVector2&&n.isVector2||s&&n&&s.isVector3&&n.isVector3||s&&n&&s.isMatrix3&&n.isMatrix3?s.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==sl)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Tr:e.x=e.x-Math.floor(e.x);break;case pn:e.x=e.x<0?0:1;break;case br:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Tr:e.y=e.y-Math.floor(e.y);break;case pn:e.y=e.y<0?0:1;break;case br:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}wt.DEFAULT_IMAGE=null;wt.DEFAULT_MAPPING=sl;wt.DEFAULT_ANISOTROPY=1;class ct{constructor(e=0,t=0,n=0,s=1){ct.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=s}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,s){return this.x=e,this.y=t,this.z=n,this.w=s,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,s=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*s+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*s+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*s+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*s+a[15]*r,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,s,r;const l=e.elements,c=l[0],h=l[4],d=l[8],p=l[1],f=l[5],_=l[9],x=l[2],m=l[6],u=l[10];if(Math.abs(h-p)<.01&&Math.abs(d-x)<.01&&Math.abs(_-m)<.01){if(Math.abs(h+p)<.1&&Math.abs(d+x)<.1&&Math.abs(_+m)<.1&&Math.abs(c+f+u-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const y=(c+1)/2,b=(f+1)/2,A=(u+1)/2,w=(h+p)/4,C=(d+x)/4,O=(_+m)/4;return y>b&&y>A?y<.01?(n=0,s=.707106781,r=.707106781):(n=Math.sqrt(y),s=w/n,r=C/n):b>A?b<.01?(n=.707106781,s=0,r=.707106781):(s=Math.sqrt(b),n=w/s,r=O/s):A<.01?(n=.707106781,s=.707106781,r=0):(r=Math.sqrt(A),n=C/r,s=O/r),this.set(n,s,r,t),this}let T=Math.sqrt((m-_)*(m-_)+(d-x)*(d-x)+(p-h)*(p-h));return Math.abs(T)<.001&&(T=1),this.x=(m-_)/T,this.y=(d-x)/T,this.z=(p-h)/T,this.w=Math.acos((c+f+u-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this.z=Fe(this.z,e.z,t.z),this.w=Fe(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this.z=Fe(this.z,e,t),this.w=Fe(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Fe(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Lc extends qn{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:yt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},n),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=n.depth,this.scissor=new ct(0,0,e,t),this.scissorTest=!1,this.viewport=new ct(0,0,e,t);const s={width:e,height:t,depth:n.depth},r=new wt(s);this.textures=[];const a=n.count;for(let o=0;o1);this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,Xt),Xt.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Ei),Wi.subVectors(this.max,Ei),jn.subVectors(e.a,Ei),$n.subVectors(e.b,Ei),Jn.subVectors(e.c,Ei),vn.subVectors($n,jn),Mn.subVectors(Jn,$n),Ln.subVectors(jn,Jn);let t=[0,-vn.z,vn.y,0,-Mn.z,Mn.y,0,-Ln.z,Ln.y,vn.z,0,-vn.x,Mn.z,0,-Mn.x,Ln.z,0,-Ln.x,-vn.y,vn.x,0,-Mn.y,Mn.x,0,-Ln.y,Ln.x,0];return!zs(t,jn,$n,Jn,Wi)||(t=[1,0,0,0,1,0,0,0,1],!zs(t,jn,$n,Jn,Wi))?!1:(Xi.crossVectors(vn,Mn),t=[Xi.x,Xi.y,Xi.z],zs(t,jn,$n,Jn,Wi))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Xt).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Xt).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(cn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),cn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),cn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),cn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),cn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),cn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),cn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),cn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(cn),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(e){return this.min.fromArray(e.min),this.max.fromArray(e.max),this}}const cn=[new I,new I,new I,new I,new I,new I,new I,new I],Xt=new I,ki=new Oi,jn=new I,$n=new I,Jn=new I,vn=new I,Mn=new I,Ln=new I,Ei=new I,Wi=new I,Xi=new I,In=new I;function zs(i,e,t,n,s){for(let r=0,a=i.length-3;r<=a;r+=3){In.fromArray(i,r);const o=s.x*Math.abs(In.x)+s.y*Math.abs(In.y)+s.z*Math.abs(In.z),l=e.dot(In),c=t.dot(In),h=n.dot(In);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const Uc=new Oi,yi=new I,Gs=new I;class As{constructor(e=new I,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):Uc.setFromPoints(e).getCenter(n);let s=0;for(let r=0,a=e.length;rthis.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;yi.subVectors(e,this.center);const t=yi.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),s=(n-this.radius)*.5;this.center.addScaledVector(yi,s/n),this.radius+=s}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(Gs.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(yi.copy(e.center).add(Gs)),this.expandByPoint(yi.copy(e.center).sub(Gs))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}}const hn=new I,Vs=new I,qi=new I,Sn=new I,Hs=new I,Yi=new I,ks=new I;class Ma{constructor(e=new I,t=new I(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,hn)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=hn.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(hn.copy(this.origin).addScaledVector(this.direction,t),hn.distanceToSquared(e))}distanceSqToSegment(e,t,n,s){Vs.copy(e).add(t).multiplyScalar(.5),qi.copy(t).sub(e).normalize(),Sn.copy(this.origin).sub(Vs);const r=e.distanceTo(t)*.5,a=-this.direction.dot(qi),o=Sn.dot(this.direction),l=-Sn.dot(qi),c=Sn.lengthSq(),h=Math.abs(1-a*a);let d,p,f,_;if(h>0)if(d=a*l-o,p=a*o-l,_=r*h,d>=0)if(p>=-_)if(p<=_){const x=1/h;d*=x,p*=x,f=d*(d+a*p+2*o)+p*(a*d+p+2*l)+c}else p=r,d=Math.max(0,-(a*p+o)),f=-d*d+p*(p+2*l)+c;else p=-r,d=Math.max(0,-(a*p+o)),f=-d*d+p*(p+2*l)+c;else p<=-_?(d=Math.max(0,-(-a*r+o)),p=d>0?-r:Math.min(Math.max(-r,-l),r),f=-d*d+p*(p+2*l)+c):p<=_?(d=0,p=Math.min(Math.max(-r,-l),r),f=p*(p+2*l)+c):(d=Math.max(0,-(a*r+o)),p=d>0?r:Math.min(Math.max(-r,-l),r),f=-d*d+p*(p+2*l)+c);else p=a>0?-r:r,d=Math.max(0,-(a*p+o)),f=-d*d+p*(p+2*l)+c;return n&&n.copy(this.origin).addScaledVector(this.direction,d),s&&s.copy(Vs).addScaledVector(qi,p),f}intersectSphere(e,t){hn.subVectors(e.center,this.origin);const n=hn.dot(this.direction),s=hn.dot(hn)-n*n,r=e.radius*e.radius;if(s>r)return null;const a=Math.sqrt(r-s),o=n-a,l=n+a;return l<0?null:o<0?this.at(l,t):this.at(o,t)}intersectsSphere(e){return e.radius<0?!1:this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,s,r,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,d=1/this.direction.z,p=this.origin;return c>=0?(n=(e.min.x-p.x)*c,s=(e.max.x-p.x)*c):(n=(e.max.x-p.x)*c,s=(e.min.x-p.x)*c),h>=0?(r=(e.min.y-p.y)*h,a=(e.max.y-p.y)*h):(r=(e.max.y-p.y)*h,a=(e.min.y-p.y)*h),n>a||r>s||((r>n||isNaN(n))&&(n=r),(a=0?(o=(e.min.z-p.z)*d,l=(e.max.z-p.z)*d):(o=(e.max.z-p.z)*d,l=(e.min.z-p.z)*d),n>l||o>s)||((o>n||n!==n)&&(n=o),(l=0?n:s,t)}intersectsBox(e){return this.intersectBox(e,hn)!==null}intersectTriangle(e,t,n,s,r){Hs.subVectors(t,e),Yi.subVectors(n,e),ks.crossVectors(Hs,Yi);let a=this.direction.dot(ks),o;if(a>0){if(s)return null;o=1}else if(a<0)o=-1,a=-a;else return null;Sn.subVectors(this.origin,e);const l=o*this.direction.dot(Yi.crossVectors(Sn,Yi));if(l<0)return null;const c=o*this.direction.dot(Hs.cross(Sn));if(c<0||l+c>a)return null;const h=-o*Sn.dot(ks);return h<0?null:this.at(h/a,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class it{constructor(e,t,n,s,r,a,o,l,c,h,d,p,f,_,x,m){it.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,s,r,a,o,l,c,h,d,p,f,_,x,m)}set(e,t,n,s,r,a,o,l,c,h,d,p,f,_,x,m){const u=this.elements;return u[0]=e,u[4]=t,u[8]=n,u[12]=s,u[1]=r,u[5]=a,u[9]=o,u[13]=l,u[2]=c,u[6]=h,u[10]=d,u[14]=p,u[3]=f,u[7]=_,u[11]=x,u[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new it().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return this.determinant()===0?(e.set(1,0,0),t.set(0,1,0),n.set(0,0,1),this):(e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this)}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){if(e.determinant()===0)return this.identity();const t=this.elements,n=e.elements,s=1/Qn.setFromMatrixColumn(e,0).length(),r=1/Qn.setFromMatrixColumn(e,1).length(),a=1/Qn.setFromMatrixColumn(e,2).length();return t[0]=n[0]*s,t[1]=n[1]*s,t[2]=n[2]*s,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,s=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),l=Math.cos(s),c=Math.sin(s),h=Math.cos(r),d=Math.sin(r);if(e.order==="XYZ"){const p=a*h,f=a*d,_=o*h,x=o*d;t[0]=l*h,t[4]=-l*d,t[8]=c,t[1]=f+_*c,t[5]=p-x*c,t[9]=-o*l,t[2]=x-p*c,t[6]=_+f*c,t[10]=a*l}else if(e.order==="YXZ"){const p=l*h,f=l*d,_=c*h,x=c*d;t[0]=p+x*o,t[4]=_*o-f,t[8]=a*c,t[1]=a*d,t[5]=a*h,t[9]=-o,t[2]=f*o-_,t[6]=x+p*o,t[10]=a*l}else if(e.order==="ZXY"){const p=l*h,f=l*d,_=c*h,x=c*d;t[0]=p-x*o,t[4]=-a*d,t[8]=_+f*o,t[1]=f+_*o,t[5]=a*h,t[9]=x-p*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const p=a*h,f=a*d,_=o*h,x=o*d;t[0]=l*h,t[4]=_*c-f,t[8]=p*c+x,t[1]=l*d,t[5]=x*c+p,t[9]=f*c-_,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const p=a*l,f=a*c,_=o*l,x=o*c;t[0]=l*h,t[4]=x-p*d,t[8]=_*d+f,t[1]=d,t[5]=a*h,t[9]=-o*h,t[2]=-c*h,t[6]=f*d+_,t[10]=p-x*d}else if(e.order==="XZY"){const p=a*l,f=a*c,_=o*l,x=o*c;t[0]=l*h,t[4]=-d,t[8]=c*h,t[1]=p*d+x,t[5]=a*h,t[9]=f*d-_,t[2]=_*d-f,t[6]=o*h,t[10]=x*d+p}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(Nc,e,Fc)}lookAt(e,t,n){const s=this.elements;return Ft.subVectors(e,t),Ft.lengthSq()===0&&(Ft.z=1),Ft.normalize(),En.crossVectors(n,Ft),En.lengthSq()===0&&(Math.abs(n.z)===1?Ft.x+=1e-4:Ft.z+=1e-4,Ft.normalize(),En.crossVectors(n,Ft)),En.normalize(),Ki.crossVectors(Ft,En),s[0]=En.x,s[4]=Ki.x,s[8]=Ft.x,s[1]=En.y,s[5]=Ki.y,s[9]=Ft.y,s[2]=En.z,s[6]=Ki.z,s[10]=Ft.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,s=t.elements,r=this.elements,a=n[0],o=n[4],l=n[8],c=n[12],h=n[1],d=n[5],p=n[9],f=n[13],_=n[2],x=n[6],m=n[10],u=n[14],T=n[3],y=n[7],b=n[11],A=n[15],w=s[0],C=s[4],O=s[8],M=s[12],S=s[1],D=s[5],V=s[9],G=s[13],Y=s[2],X=s[6],k=s[10],z=s[14],j=s[3],he=s[7],ae=s[11],ue=s[15];return r[0]=a*w+o*S+l*Y+c*j,r[4]=a*C+o*D+l*X+c*he,r[8]=a*O+o*V+l*k+c*ae,r[12]=a*M+o*G+l*z+c*ue,r[1]=h*w+d*S+p*Y+f*j,r[5]=h*C+d*D+p*X+f*he,r[9]=h*O+d*V+p*k+f*ae,r[13]=h*M+d*G+p*z+f*ue,r[2]=_*w+x*S+m*Y+u*j,r[6]=_*C+x*D+m*X+u*he,r[10]=_*O+x*V+m*k+u*ae,r[14]=_*M+x*G+m*z+u*ue,r[3]=T*w+y*S+b*Y+A*j,r[7]=T*C+y*D+b*X+A*he,r[11]=T*O+y*V+b*k+A*ae,r[15]=T*M+y*G+b*z+A*ue,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],s=e[8],r=e[12],a=e[1],o=e[5],l=e[9],c=e[13],h=e[2],d=e[6],p=e[10],f=e[14],_=e[3],x=e[7],m=e[11],u=e[15],T=l*f-c*p,y=o*f-c*d,b=o*p-l*d,A=a*f-c*h,w=a*p-l*h,C=a*d-o*h;return t*(x*T-m*y+u*b)-n*(_*T-m*A+u*w)+s*(_*y-x*A+u*C)-r*(_*b-x*w+m*C)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const s=this.elements;return e.isVector3?(s[12]=e.x,s[13]=e.y,s[14]=e.z):(s[12]=e,s[13]=t,s[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],s=e[2],r=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],d=e[9],p=e[10],f=e[11],_=e[12],x=e[13],m=e[14],u=e[15],T=d*m*c-x*p*c+x*l*f-o*m*f-d*l*u+o*p*u,y=_*p*c-h*m*c-_*l*f+a*m*f+h*l*u-a*p*u,b=h*x*c-_*d*c+_*o*f-a*x*f-h*o*u+a*d*u,A=_*d*l-h*x*l-_*o*p+a*x*p+h*o*m-a*d*m,w=t*T+n*y+s*b+r*A;if(w===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const C=1/w;return e[0]=T*C,e[1]=(x*p*r-d*m*r-x*s*f+n*m*f+d*s*u-n*p*u)*C,e[2]=(o*m*r-x*l*r+x*s*c-n*m*c-o*s*u+n*l*u)*C,e[3]=(d*l*r-o*p*r-d*s*c+n*p*c+o*s*f-n*l*f)*C,e[4]=y*C,e[5]=(h*m*r-_*p*r+_*s*f-t*m*f-h*s*u+t*p*u)*C,e[6]=(_*l*r-a*m*r-_*s*c+t*m*c+a*s*u-t*l*u)*C,e[7]=(a*p*r-h*l*r+h*s*c-t*p*c-a*s*f+t*l*f)*C,e[8]=b*C,e[9]=(_*d*r-h*x*r-_*n*f+t*x*f+h*n*u-t*d*u)*C,e[10]=(a*x*r-_*o*r+_*n*c-t*x*c-a*n*u+t*o*u)*C,e[11]=(h*o*r-a*d*r-h*n*c+t*d*c+a*n*f-t*o*f)*C,e[12]=A*C,e[13]=(h*x*s-_*d*s+_*n*p-t*x*p-h*n*m+t*d*m)*C,e[14]=(_*o*s-a*x*s-_*n*l+t*x*l+a*n*m-t*o*m)*C,e[15]=(a*d*s-h*o*s+h*n*l-t*d*l-a*n*p+t*o*p)*C,this}scale(e){const t=this.elements,n=e.x,s=e.y,r=e.z;return t[0]*=n,t[4]*=s,t[8]*=r,t[1]*=n,t[5]*=s,t[9]*=r,t[2]*=n,t[6]*=s,t[10]*=r,t[3]*=n,t[7]*=s,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],s=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,s))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),s=Math.sin(t),r=1-n,a=e.x,o=e.y,l=e.z,c=r*a,h=r*o;return this.set(c*a+n,c*o-s*l,c*l+s*o,0,c*o+s*l,h*o+n,h*l-s*a,0,c*l-s*o,h*l+s*a,r*l*l+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,s,r,a){return this.set(1,n,r,0,e,1,a,0,t,s,1,0,0,0,0,1),this}compose(e,t,n){const s=this.elements,r=t._x,a=t._y,o=t._z,l=t._w,c=r+r,h=a+a,d=o+o,p=r*c,f=r*h,_=r*d,x=a*h,m=a*d,u=o*d,T=l*c,y=l*h,b=l*d,A=n.x,w=n.y,C=n.z;return s[0]=(1-(x+u))*A,s[1]=(f+b)*A,s[2]=(_-y)*A,s[3]=0,s[4]=(f-b)*w,s[5]=(1-(p+u))*w,s[6]=(m+T)*w,s[7]=0,s[8]=(_+y)*C,s[9]=(m-T)*C,s[10]=(1-(p+x))*C,s[11]=0,s[12]=e.x,s[13]=e.y,s[14]=e.z,s[15]=1,this}decompose(e,t,n){const s=this.elements;if(e.x=s[12],e.y=s[13],e.z=s[14],this.determinant()===0)return n.set(1,1,1),t.identity(),this;let r=Qn.set(s[0],s[1],s[2]).length();const a=Qn.set(s[4],s[5],s[6]).length(),o=Qn.set(s[8],s[9],s[10]).length();this.determinant()<0&&(r=-r),qt.copy(this);const c=1/r,h=1/a,d=1/o;return qt.elements[0]*=c,qt.elements[1]*=c,qt.elements[2]*=c,qt.elements[4]*=h,qt.elements[5]*=h,qt.elements[6]*=h,qt.elements[8]*=d,qt.elements[9]*=d,qt.elements[10]*=d,t.setFromRotationMatrix(qt),n.x=r,n.y=a,n.z=o,this}makePerspective(e,t,n,s,r,a,o=en,l=!1){const c=this.elements,h=2*r/(t-e),d=2*r/(n-s),p=(t+e)/(t-e),f=(n+s)/(n-s);let _,x;if(l)_=r/(a-r),x=a*r/(a-r);else if(o===en)_=-(a+r)/(a-r),x=-2*a*r/(a-r);else if(o===Ss)_=-a/(a-r),x=-a*r/(a-r);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=p,c[12]=0,c[1]=0,c[5]=d,c[9]=f,c[13]=0,c[2]=0,c[6]=0,c[10]=_,c[14]=x,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(e,t,n,s,r,a,o=en,l=!1){const c=this.elements,h=2/(t-e),d=2/(n-s),p=-(t+e)/(t-e),f=-(n+s)/(n-s);let _,x;if(l)_=1/(a-r),x=a/(a-r);else if(o===en)_=-2/(a-r),x=-(a+r)/(a-r);else if(o===Ss)_=-1/(a-r),x=-r/(a-r);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=0,c[12]=p,c[1]=0,c[5]=d,c[9]=0,c[13]=f,c[2]=0,c[6]=0,c[10]=_,c[14]=x,c[3]=0,c[7]=0,c[11]=0,c[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let s=0;s<16;s++)if(t[s]!==n[s])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Qn=new I,qt=new it,Nc=new I(0,0,0),Fc=new I(1,1,1),En=new I,Ki=new I,Ft=new I,Xa=new it,qa=new Xn;class an{constructor(e=0,t=0,n=0,s=an.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=s}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,s=this._order){return this._x=e,this._y=t,this._z=n,this._order=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const s=e.elements,r=s[0],a=s[4],o=s[8],l=s[1],c=s[5],h=s[9],d=s[2],p=s[6],f=s[10];switch(t){case"XYZ":this._y=Math.asin(Fe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(p,c),this._z=0);break;case"YXZ":this._x=Math.asin(-Fe(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-d,r),this._z=0);break;case"ZXY":this._x=Math.asin(Fe(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-d,f),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,r));break;case"ZYX":this._y=Math.asin(-Fe(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(p,f),this._z=Math.atan2(l,r)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(Fe(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-d,r)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-Fe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(p,c),this._y=Math.atan2(o,r)):(this._x=Math.atan2(-h,f),this._y=0);break;default:Ae("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Xa.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Xa,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return qa.setFromEuler(this),this.setFromQuaternion(qa,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}an.DEFAULT_ORDER="XYZ";class ml{constructor(){this.mask=1}set(e){this.mask=(1<>>0}enable(e){this.mask|=1<1){for(let t=0;t1){for(let n=0;n0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(s.matrixAutoUpdate=!1),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(o=>({...o})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(e),s.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(s.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(s.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(s.boundingBox=this.boundingBox.toJSON()));function r(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(s.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const l=o.shapes;if(Array.isArray(l))for(let c=0,h=l.length;c0){s.children=[];for(let o=0;o0){s.animations=[];for(let o=0;o0&&(n.geometries=o),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),h.length>0&&(n.images=h),d.length>0&&(n.shapes=d),p.length>0&&(n.skeletons=p),f.length>0&&(n.animations=f),_.length>0&&(n.nodes=_)}return n.object=s,n;function a(o){const l=[];for(const c in o){const h=o[c];delete h.metadata,l.push(h)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(e,t,n,s,r){Yt.subVectors(s,t),dn.subVectors(n,t),Xs.subVectors(e,t);const a=Yt.dot(Yt),o=Yt.dot(dn),l=Yt.dot(Xs),c=dn.dot(dn),h=dn.dot(Xs),d=a*c-o*o;if(d===0)return r.set(0,0,0),null;const p=1/d,f=(c*l-o*h)*p,_=(a*h-o*l)*p;return r.set(1-f-_,_,f)}static containsPoint(e,t,n,s){return this.getBarycoord(e,t,n,s,fn)===null?!1:fn.x>=0&&fn.y>=0&&fn.x+fn.y<=1}static getInterpolation(e,t,n,s,r,a,o,l){return this.getBarycoord(e,t,n,s,fn)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(r,fn.x),l.addScaledVector(a,fn.y),l.addScaledVector(o,fn.z),l)}static getInterpolatedAttribute(e,t,n,s,r,a){return Zs.setScalar(0),js.setScalar(0),$s.setScalar(0),Zs.fromBufferAttribute(e,t),js.fromBufferAttribute(e,n),$s.fromBufferAttribute(e,s),a.setScalar(0),a.addScaledVector(Zs,r.x),a.addScaledVector(js,r.y),a.addScaledVector($s,r.z),a}static isFrontFacing(e,t,n,s){return Yt.subVectors(n,t),dn.subVectors(e,t),Yt.cross(dn).dot(s)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,s){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[s]),this}setFromAttributeAndIndices(e,t,n,s){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,s),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Yt.subVectors(this.c,this.b),dn.subVectors(this.a,this.b),Yt.cross(dn).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Kt.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Kt.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,s,r){return Kt.getInterpolation(e,this.a,this.b,this.c,t,n,s,r)}containsPoint(e){return Kt.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Kt.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,s=this.b,r=this.c;let a,o;ni.subVectors(s,n),ii.subVectors(r,n),qs.subVectors(e,n);const l=ni.dot(qs),c=ii.dot(qs);if(l<=0&&c<=0)return t.copy(n);Ys.subVectors(e,s);const h=ni.dot(Ys),d=ii.dot(Ys);if(h>=0&&d<=h)return t.copy(s);const p=l*d-h*c;if(p<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(n).addScaledVector(ni,a);Ks.subVectors(e,r);const f=ni.dot(Ks),_=ii.dot(Ks);if(_>=0&&f<=_)return t.copy(r);const x=f*c-l*_;if(x<=0&&c>=0&&_<=0)return o=c/(c-_),t.copy(n).addScaledVector(ii,o);const m=h*_-f*d;if(m<=0&&d-h>=0&&f-_>=0)return Ja.subVectors(r,s),o=(d-h)/(d-h+(f-_)),t.copy(s).addScaledVector(Ja,o);const u=1/(m+x+p);return a=x*u,o=p*u,t.copy(n).addScaledVector(ni,a).addScaledVector(ii,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const _l={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},yn={h:0,s:0,l:0},ji={h:0,s:0,l:0};function Js(i,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?i+(e-i)*6*t:t<1/2?e:t<2/3?i+(e-i)*6*(2/3-t):i}class Oe{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const s=e;s&&s.isColor?this.copy(s):typeof s=="number"?this.setHex(s):typeof s=="string"&&this.setStyle(s)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=kt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Ve.colorSpaceToWorking(this,t),this}setRGB(e,t,n,s=Ve.workingColorSpace){return this.r=e,this.g=t,this.b=n,Ve.colorSpaceToWorking(this,s),this}setHSL(e,t,n,s=Ve.workingColorSpace){if(e=Ac(e,1),t=Fe(t,0,1),n=Fe(n,0,1),t===0)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+t):n+t-n*t,a=2*n-r;this.r=Js(a,r,e+1/3),this.g=Js(a,r,e),this.b=Js(a,r,e-1/3)}return Ve.colorSpaceToWorking(this,s),this}setStyle(e,t=kt){function n(r){r!==void 0&&parseFloat(r)<1&&Ae("Color: Alpha component of "+e+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const a=s[1],o=s[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:Ae("Color: Unknown color model "+e)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(e)){const r=s[1],a=r.length;if(a===3)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(r,16),t);Ae("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=kt){const n=_l[e.toLowerCase()];return n!==void 0?this.setHex(n,t):Ae("Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=_n(e.r),this.g=_n(e.g),this.b=_n(e.b),this}copyLinearToSRGB(e){return this.r=di(e.r),this.g=di(e.g),this.b=di(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=kt){return Ve.workingToColorSpace(Et.copy(this),e),Math.round(Fe(Et.r*255,0,255))*65536+Math.round(Fe(Et.g*255,0,255))*256+Math.round(Fe(Et.b*255,0,255))}getHexString(e=kt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Ve.workingColorSpace){Ve.workingToColorSpace(Et.copy(this),t);const n=Et.r,s=Et.g,r=Et.b,a=Math.max(n,s,r),o=Math.min(n,s,r);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const d=a-o;switch(c=h<=.5?d/(a+o):d/(2-a-o),a){case n:l=(s-r)/d+(s0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){Ae(`Material: parameter '${t}' has value of undefined.`);continue}const s=this[t];if(s===void 0){Ae(`Material: '${t}' is not a property of THREE.${this.type}.`);continue}s&&s.isColor?s.set(n):s&&s.isVector3&&n&&n.isVector3?s.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(n.sheenColorMap=this.sheenColorMap.toJSON(e).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(n.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(e).uuid),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==ui&&(n.blending=this.blending),this.side!==Rn&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==fr&&(n.blendSrc=this.blendSrc),this.blendDst!==pr&&(n.blendDst=this.blendDst),this.blendEquation!==Bn&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==fi&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Oa&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Kn&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Kn&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Kn&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.allowOverride===!1&&(n.allowOverride=!1),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function s(r){const a=[];for(const o in r){const l=r[o];delete l.metadata,a.push(l)}return a}if(t){const r=s(e.textures),a=s(e.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const s=t.length;n=new Array(s);for(let r=0;r!==s;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.allowOverride=e.allowOverride,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}class gl extends xi{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Oe(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new an,this.combine=ha,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const dt=new I,$i=new Re;let Hc=0;class sn{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Hc++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=Ba,this.updateRanges=[],this.gpuType=Qt,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let s=0,r=this.itemSize;st.count&&Ae("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new Oi);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){We("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new I(-1/0,-1/0,-1/0),new I(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,s=t.length;n0&&(e.userData=this.userData),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const s={};let r=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let d=0,p=c.length;d0&&(s[l]=h,r=!0)}r&&(e.data.morphAttributes=s,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere=o.toJSON()),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone());const s=e.attributes;for(const c in s){const h=s[c];this.setAttribute(c,h.clone(t))}const r=e.morphAttributes;for(const c in r){const h=[],d=r[c];for(let p=0,f=d.length;p0){const s=t[n[0]];if(s!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,a=s.length;r(e.far-e.near)**2))&&(Qa.copy(r).invert(),Un.copy(e.ray).applyMatrix4(Qa),!(n.boundingBox!==null&&Un.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,Un)))}_computeIntersections(e,t,n){let s;const r=this.geometry,a=this.material,o=r.index,l=r.attributes.position,c=r.attributes.uv,h=r.attributes.uv1,d=r.attributes.normal,p=r.groups,f=r.drawRange;if(o!==null)if(Array.isArray(a))for(let _=0,x=p.length;_t.far?null:{distance:c,point:is.clone(),object:i}}function ss(i,e,t,n,s,r,a,o,l,c){i.getVertexPosition(o,Qi),i.getVertexPosition(l,es),i.getVertexPosition(c,ts);const h=Wc(i,e,t,n,Qi,es,ts,to);if(h){const d=new I;Kt.getBarycoord(to,Qi,es,ts,d),s&&(h.uv=Kt.getInterpolatedAttribute(s,o,l,c,d,new Re)),r&&(h.uv1=Kt.getInterpolatedAttribute(r,o,l,c,d,new Re)),a&&(h.normal=Kt.getInterpolatedAttribute(a,o,l,c,d,new I),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const p={a:o,b:l,c,normal:new I,materialIndex:0};Kt.getNormal(Qi,es,ts,p.normal),h.face=p,h.barycoord=d}return h}class Bi extends Mt{constructor(e=1,t=1,n=1,s=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:s,heightSegments:r,depthSegments:a};const o=this;s=Math.floor(s),r=Math.floor(r),a=Math.floor(a);const l=[],c=[],h=[],d=[];let p=0,f=0;_("z","y","x",-1,-1,n,t,e,a,r,0),_("z","y","x",1,-1,n,t,-e,a,r,1),_("x","z","y",1,1,e,n,t,s,a,2),_("x","z","y",1,-1,e,n,-t,s,a,3),_("x","y","z",1,-1,e,t,n,s,r,4),_("x","y","z",-1,-1,e,t,-n,s,r,5),this.setIndex(l),this.setAttribute("position",new Tt(c,3)),this.setAttribute("normal",new Tt(h,3)),this.setAttribute("uv",new Tt(d,2));function _(x,m,u,T,y,b,A,w,C,O,M){const S=b/C,D=A/O,V=b/2,G=A/2,Y=w/2,X=C+1,k=O+1;let z=0,j=0;const he=new I;for(let ae=0;ae0?1:-1,h.push(he.x,he.y,he.z),d.push(Be/C),d.push(1-ae/O),z+=1}}for(let ae=0;ae0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const s in this.extensions)this.extensions[s]===!0&&(n[s]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class Sl extends xt{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new it,this.projectionMatrix=new it,this.projectionMatrixInverse=new it,this.coordinateSystem=en,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const Tn=new I,no=new Re,io=new Re;class Wt extends Sl{constructor(e=50,t=1,n=.1,s=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=s,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=sa*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(xs*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return sa*2*Math.atan(Math.tan(xs*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){Tn.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Tn.x,Tn.y).multiplyScalar(-e/Tn.z),Tn.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(Tn.x,Tn.y).multiplyScalar(-e/Tn.z)}getViewSize(e,t){return this.getViewBounds(e,no,io),t.subVectors(io,no)}setViewOffset(e,t,n,s,r,a){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=s,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(xs*.5*this.fov)/this.zoom,n=2*t,s=this.aspect*n,r=-.5*s;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;r+=a.offsetX*s/l,t-=a.offsetY*n/c,s*=a.width/l,n*=a.height/c}const o=this.filmOffset;o!==0&&(r+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+s,t,t-n,e,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const ri=-90,ai=1;class Zc extends xt{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new Wt(ri,ai,e,t);s.layers=this.layers,this.add(s);const r=new Wt(ri,ai,e,t);r.layers=this.layers,this.add(r);const a=new Wt(ri,ai,e,t);a.layers=this.layers,this.add(a);const o=new Wt(ri,ai,e,t);o.layers=this.layers,this.add(o);const l=new Wt(ri,ai,e,t);l.layers=this.layers,this.add(l);const c=new Wt(ri,ai,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,s,r,a,o,l]=t;for(const c of t)this.remove(c);if(e===en)n.up.set(0,1,0),n.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===Ss)n.up.set(0,-1,0),n.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of t)this.add(c),c.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:s}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[r,a,o,l,c,h]=this.children,d=e.getRenderTarget(),p=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),_=e.xr.enabled;e.xr.enabled=!1;const x=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,s),e.render(t,r),e.setRenderTarget(n,1,s),e.render(t,a),e.setRenderTarget(n,2,s),e.render(t,o),e.setRenderTarget(n,3,s),e.render(t,l),e.setRenderTarget(n,4,s),e.render(t,c),n.texture.generateMipmaps=x,e.setRenderTarget(n,5,s),e.render(t,h),e.setRenderTarget(d,p,f),e.xr.enabled=_,n.texture.needsPMREMUpdate=!0}}class El extends wt{constructor(e=[],t=Wn,n,s,r,a,o,l,c,h){super(e,t,n,s,r,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class yl extends nn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},s=[n,n,n,n,n,n];this.texture=new El(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:` + + varying vec3 vWorldDirection; + + vec3 transformDirection( in vec3 dir, in mat4 matrix ) { + + return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz ); + + } + + void main() { + + vWorldDirection = transformDirection( position, modelMatrix ); + + #include + #include + + } + `,fragmentShader:` + + uniform sampler2D tEquirect; + + varying vec3 vWorldDirection; + + #include + + void main() { + + vec3 direction = normalize( vWorldDirection ); + + vec2 sampleUV = equirectUv( direction ); + + gl_FragColor = texture2D( tEquirect, sampleUV ); + + } + `},s=new Bi(5,5,5),r=new on({name:"CubemapFromEquirect",uniforms:gi(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:It,blending:mn});r.uniforms.tEquirect.value=t;const a=new Lt(s,r),o=t.minFilter;return t.minFilter===Gn&&(t.minFilter=yt),new Zc(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,n=!0,s=!0){const r=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,s);e.setRenderTarget(r)}}class Pi extends xt{constructor(){super(),this.isGroup=!0,this.type="Group"}}const jc={type:"move"};class tr{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Pi,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new Pi,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new I,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new I),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Pi,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new I,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new I),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let s=null,r=null,a=null;const o=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){a=!0;for(const x of e.hand.values()){const m=t.getJointPose(x,n),u=this._getHandJoint(c,x);m!==null&&(u.matrix.fromArray(m.transform.matrix),u.matrix.decompose(u.position,u.rotation,u.scale),u.matrixWorldNeedsUpdate=!0,u.jointRadius=m.radius),u.visible=m!==null}const h=c.joints["index-finger-tip"],d=c.joints["thumb-tip"],p=h.position.distanceTo(d.position),f=.02,_=.005;c.inputState.pinching&&p>f+_?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&p<=f-_&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),r!==null&&(l.matrix.fromArray(r.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,r.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(r.linearVelocity)):l.hasLinearVelocity=!1,r.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(r.angularVelocity)):l.hasAngularVelocity=!1));o!==null&&(s=t.getPose(e.targetRaySpace,n),s===null&&r!==null&&(s=r),s!==null&&(o.matrix.fromArray(s.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,s.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(s.linearVelocity)):o.hasLinearVelocity=!1,s.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(s.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(jc)))}return o!==null&&(o.visible=s!==null),l!==null&&(l.visible=r!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new Pi;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class $c extends xt{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new an,this.environmentIntensity=1,this.environmentRotation=new an,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class Jc extends wt{constructor(e=null,t=1,n=1,s,r,a,o,l,c=vt,h=vt,d,p){super(null,a,o,l,c,h,s,r,d,p),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const nr=new I,Qc=new I,eh=new De;class bn{constructor(e=new I(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,s){return this.normal.set(e,t,n),this.constant=s,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const s=nr.subVectors(n,t).cross(Qc.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(s,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(nr),s=this.normal.dot(n);if(s===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/s;return r<0||r>1?null:t.copy(e.start).addScaledVector(n,r)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||eh.getNormalMatrix(e),s=this.coplanarPoint(nr).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-s.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const Nn=new As,th=new Re(.5,.5),rs=new I;class Sa{constructor(e=new bn,t=new bn,n=new bn,s=new bn,r=new bn,a=new bn){this.planes=[e,t,n,s,r,a]}set(e,t,n,s,r,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(s),o[4].copy(r),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=en,n=!1){const s=this.planes,r=e.elements,a=r[0],o=r[1],l=r[2],c=r[3],h=r[4],d=r[5],p=r[6],f=r[7],_=r[8],x=r[9],m=r[10],u=r[11],T=r[12],y=r[13],b=r[14],A=r[15];if(s[0].setComponents(c-a,f-h,u-_,A-T).normalize(),s[1].setComponents(c+a,f+h,u+_,A+T).normalize(),s[2].setComponents(c+o,f+d,u+x,A+y).normalize(),s[3].setComponents(c-o,f-d,u-x,A-y).normalize(),n)s[4].setComponents(l,p,m,b).normalize(),s[5].setComponents(c-l,f-p,u-m,A-b).normalize();else if(s[4].setComponents(c-l,f-p,u-m,A-b).normalize(),t===en)s[5].setComponents(c+l,f+p,u+m,A+b).normalize();else if(t===Ss)s[5].setComponents(l,p,m,b).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),Nn.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Nn.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Nn)}intersectsSprite(e){Nn.center.set(0,0,0);const t=th.distanceTo(e.center);return Nn.radius=.7071067811865476+t,Nn.applyMatrix4(e.matrixWorld),this.intersectsSphere(Nn)}intersectsSphere(e){const t=this.planes,n=e.center,s=-e.radius;for(let r=0;r<6;r++)if(t[r].distanceToPoint(n)0?e.max.x:e.min.x,rs.y=s.normal.y>0?e.max.y:e.min.y,rs.z=s.normal.z>0?e.max.z:e.min.z,s.distanceToPoint(rs)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}class Hn extends xi{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Oe(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const ys=new I,Ts=new I,so=new it,Ai=new Ma,as=new As,ir=new I,ro=new I;class kn extends xt{constructor(e=new Mt,t=new Hn){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[0];for(let s=1,r=t.count;s0){const s=t[n[0]];if(s!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,a=s.length;rn)return;ir.applyMatrix4(i.matrixWorld);const c=e.ray.origin.distanceTo(ir);if(!(ce.far))return{distance:c,point:ro.clone().applyMatrix4(i.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:i}}const ao=new I,oo=new I;class nh extends kn{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[];for(let s=0,r=t.count;s0)l=s-1;else{l=s;break}if(s=l,n[s]===a)return s/(r-1);const h=n[s],p=n[s+1]-h,f=(a-h)/p;return(s+f)/(r-1)}getTangent(e,t){let s=e-1e-4,r=e+1e-4;s<0&&(s=0),r>1&&(r=1);const a=this.getPoint(s),o=this.getPoint(r),l=t||(a.isVector2?new Re:new I);return l.copy(o).sub(a).normalize(),l}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new I,s=[],r=[],a=[],o=new I,l=new it;for(let f=0;f<=e;f++){const _=f/e;s[f]=this.getTangentAt(_,new I)}r[0]=new I,a[0]=new I;let c=Number.MAX_VALUE;const h=Math.abs(s[0].x),d=Math.abs(s[0].y),p=Math.abs(s[0].z);h<=c&&(c=h,n.set(1,0,0)),d<=c&&(c=d,n.set(0,1,0)),p<=c&&n.set(0,0,1),o.crossVectors(s[0],n).normalize(),r[0].crossVectors(s[0],o),a[0].crossVectors(s[0],r[0]);for(let f=1;f<=e;f++){if(r[f]=r[f-1].clone(),a[f]=a[f-1].clone(),o.crossVectors(s[f-1],s[f]),o.length()>Number.EPSILON){o.normalize();const _=Math.acos(Fe(s[f-1].dot(s[f]),-1,1));r[f].applyMatrix4(l.makeRotationAxis(o,_))}a[f].crossVectors(s[f],r[f])}if(t===!0){let f=Math.acos(Fe(r[0].dot(r[e]),-1,1));f/=e,s[0].dot(o.crossVectors(r[0],r[e]))>0&&(f=-f);for(let _=1;_<=e;_++)r[_].applyMatrix4(l.makeRotationAxis(s[_],f*_)),a[_].crossVectors(s[_],r[_])}return{tangents:s,normals:r,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class rh extends sh{constructor(e=0,t=0,n=1,s=1,r=0,a=Math.PI*2,o=!1,l=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=a,this.aClockwise=o,this.aRotation=l}getPoint(e,t=new Re){const n=t,s=Math.PI*2;let r=this.aEndAngle-this.aStartAngle;const a=Math.abs(r)s;)r-=s;rf.start-_.start);let p=0;for(let f=1;f 0 + vec4 plane; + #ifdef ALPHA_TO_COVERAGE + float distanceToPlane, distanceGradient; + float clipOpacity = 1.0; + #pragma unroll_loop_start + for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) { + plane = clippingPlanes[ i ]; + distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w; + distanceGradient = fwidth( distanceToPlane ) / 2.0; + clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane ); + if ( clipOpacity == 0.0 ) discard; + } + #pragma unroll_loop_end + #if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES + float unionClipOpacity = 1.0; + #pragma unroll_loop_start + for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) { + plane = clippingPlanes[ i ]; + distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w; + distanceGradient = fwidth( distanceToPlane ) / 2.0; + unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane ); + } + #pragma unroll_loop_end + clipOpacity *= 1.0 - unionClipOpacity; + #endif + diffuseColor.a *= clipOpacity; + if ( diffuseColor.a == 0.0 ) discard; + #else + #pragma unroll_loop_start + for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) { + plane = clippingPlanes[ i ]; + if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard; + } + #pragma unroll_loop_end + #if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES + bool clipped = true; + #pragma unroll_loop_start + for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) { + plane = clippingPlanes[ i ]; + clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped; + } + #pragma unroll_loop_end + if ( clipped ) discard; + #endif + #endif +#endif`,Ih=`#if NUM_CLIPPING_PLANES > 0 + varying vec3 vClipPosition; + uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ]; +#endif`,Uh=`#if NUM_CLIPPING_PLANES > 0 + varying vec3 vClipPosition; +#endif`,Nh=`#if NUM_CLIPPING_PLANES > 0 + vClipPosition = - mvPosition.xyz; +#endif`,Fh=`#if defined( USE_COLOR_ALPHA ) + diffuseColor *= vColor; +#elif defined( USE_COLOR ) + diffuseColor.rgb *= vColor; +#endif`,Oh=`#if defined( USE_COLOR_ALPHA ) + varying vec4 vColor; +#elif defined( USE_COLOR ) + varying vec3 vColor; +#endif`,Bh=`#if defined( USE_COLOR_ALPHA ) + varying vec4 vColor; +#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR ) + varying vec3 vColor; +#endif`,zh=`#if defined( USE_COLOR_ALPHA ) + vColor = vec4( 1.0 ); +#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR ) + vColor = vec3( 1.0 ); +#endif +#ifdef USE_COLOR + vColor *= color; +#endif +#ifdef USE_INSTANCING_COLOR + vColor.xyz *= instanceColor.xyz; +#endif +#ifdef USE_BATCHING_COLOR + vec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) ); + vColor.xyz *= batchingColor.xyz; +#endif`,Gh=`#define PI 3.141592653589793 +#define PI2 6.283185307179586 +#define PI_HALF 1.5707963267948966 +#define RECIPROCAL_PI 0.3183098861837907 +#define RECIPROCAL_PI2 0.15915494309189535 +#define EPSILON 1e-6 +#ifndef saturate +#define saturate( a ) clamp( a, 0.0, 1.0 ) +#endif +#define whiteComplement( a ) ( 1.0 - saturate( a ) ) +float pow2( const in float x ) { return x*x; } +vec3 pow2( const in vec3 x ) { return x*x; } +float pow3( const in float x ) { return x*x*x; } +float pow4( const in float x ) { float x2 = x*x; return x2*x2; } +float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); } +float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); } +highp float rand( const in vec2 uv ) { + const highp float a = 12.9898, b = 78.233, c = 43758.5453; + highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI ); + return fract( sin( sn ) * c ); +} +#ifdef HIGH_PRECISION + float precisionSafeLength( vec3 v ) { return length( v ); } +#else + float precisionSafeLength( vec3 v ) { + float maxComponent = max3( abs( v ) ); + return length( v / maxComponent ) * maxComponent; + } +#endif +struct IncidentLight { + vec3 color; + vec3 direction; + bool visible; +}; +struct ReflectedLight { + vec3 directDiffuse; + vec3 directSpecular; + vec3 indirectDiffuse; + vec3 indirectSpecular; +}; +#ifdef USE_ALPHAHASH + varying vec3 vPosition; +#endif +vec3 transformDirection( in vec3 dir, in mat4 matrix ) { + return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz ); +} +vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) { + return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz ); +} +bool isPerspectiveMatrix( mat4 m ) { + return m[ 2 ][ 3 ] == - 1.0; +} +vec2 equirectUv( in vec3 dir ) { + float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5; + float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5; + return vec2( u, v ); +} +vec3 BRDF_Lambert( const in vec3 diffuseColor ) { + return RECIPROCAL_PI * diffuseColor; +} +vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) { + float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH ); + return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel ); +} +float F_Schlick( const in float f0, const in float f90, const in float dotVH ) { + float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH ); + return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel ); +} // validated`,Vh=`#ifdef ENVMAP_TYPE_CUBE_UV + #define cubeUV_minMipLevel 4.0 + #define cubeUV_minTileSize 16.0 + float getFace( vec3 direction ) { + vec3 absDirection = abs( direction ); + float face = - 1.0; + if ( absDirection.x > absDirection.z ) { + if ( absDirection.x > absDirection.y ) + face = direction.x > 0.0 ? 0.0 : 3.0; + else + face = direction.y > 0.0 ? 1.0 : 4.0; + } else { + if ( absDirection.z > absDirection.y ) + face = direction.z > 0.0 ? 2.0 : 5.0; + else + face = direction.y > 0.0 ? 1.0 : 4.0; + } + return face; + } + vec2 getUV( vec3 direction, float face ) { + vec2 uv; + if ( face == 0.0 ) { + uv = vec2( direction.z, direction.y ) / abs( direction.x ); + } else if ( face == 1.0 ) { + uv = vec2( - direction.x, - direction.z ) / abs( direction.y ); + } else if ( face == 2.0 ) { + uv = vec2( - direction.x, direction.y ) / abs( direction.z ); + } else if ( face == 3.0 ) { + uv = vec2( - direction.z, direction.y ) / abs( direction.x ); + } else if ( face == 4.0 ) { + uv = vec2( - direction.x, direction.z ) / abs( direction.y ); + } else { + uv = vec2( direction.x, direction.y ) / abs( direction.z ); + } + return 0.5 * ( uv + 1.0 ); + } + vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) { + float face = getFace( direction ); + float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 ); + mipInt = max( mipInt, cubeUV_minMipLevel ); + float faceSize = exp2( mipInt ); + highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0; + if ( face > 2.0 ) { + uv.y += faceSize; + face -= 3.0; + } + uv.x += face * faceSize; + uv.x += filterInt * 3.0 * cubeUV_minTileSize; + uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize ); + uv.x *= CUBEUV_TEXEL_WIDTH; + uv.y *= CUBEUV_TEXEL_HEIGHT; + #ifdef texture2DGradEXT + return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb; + #else + return texture2D( envMap, uv ).rgb; + #endif + } + #define cubeUV_r0 1.0 + #define cubeUV_m0 - 2.0 + #define cubeUV_r1 0.8 + #define cubeUV_m1 - 1.0 + #define cubeUV_r4 0.4 + #define cubeUV_m4 2.0 + #define cubeUV_r5 0.305 + #define cubeUV_m5 3.0 + #define cubeUV_r6 0.21 + #define cubeUV_m6 4.0 + float roughnessToMip( float roughness ) { + float mip = 0.0; + if ( roughness >= cubeUV_r1 ) { + mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0; + } else if ( roughness >= cubeUV_r4 ) { + mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1; + } else if ( roughness >= cubeUV_r5 ) { + mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4; + } else if ( roughness >= cubeUV_r6 ) { + mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5; + } else { + mip = - 2.0 * log2( 1.16 * roughness ); } + return mip; + } + vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) { + float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP ); + float mipF = fract( mip ); + float mipInt = floor( mip ); + vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt ); + if ( mipF == 0.0 ) { + return vec4( color0, 1.0 ); + } else { + vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 ); + return vec4( mix( color0, color1, mipF ), 1.0 ); + } + } +#endif`,Hh=`vec3 transformedNormal = objectNormal; +#ifdef USE_TANGENT + vec3 transformedTangent = objectTangent; +#endif +#ifdef USE_BATCHING + mat3 bm = mat3( batchingMatrix ); + transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) ); + transformedNormal = bm * transformedNormal; + #ifdef USE_TANGENT + transformedTangent = bm * transformedTangent; + #endif +#endif +#ifdef USE_INSTANCING + mat3 im = mat3( instanceMatrix ); + transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) ); + transformedNormal = im * transformedNormal; + #ifdef USE_TANGENT + transformedTangent = im * transformedTangent; + #endif +#endif +transformedNormal = normalMatrix * transformedNormal; +#ifdef FLIP_SIDED + transformedNormal = - transformedNormal; +#endif +#ifdef USE_TANGENT + transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz; + #ifdef FLIP_SIDED + transformedTangent = - transformedTangent; + #endif +#endif`,kh=`#ifdef USE_DISPLACEMENTMAP + uniform sampler2D displacementMap; + uniform float displacementScale; + uniform float displacementBias; +#endif`,Wh=`#ifdef USE_DISPLACEMENTMAP + transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias ); +#endif`,Xh=`#ifdef USE_EMISSIVEMAP + vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv ); + #ifdef DECODE_VIDEO_TEXTURE_EMISSIVE + emissiveColor = sRGBTransferEOTF( emissiveColor ); + #endif + totalEmissiveRadiance *= emissiveColor.rgb; +#endif`,qh=`#ifdef USE_EMISSIVEMAP + uniform sampler2D emissiveMap; +#endif`,Yh="gl_FragColor = linearToOutputTexel( gl_FragColor );",Kh=`vec4 LinearTransferOETF( in vec4 value ) { + return value; +} +vec4 sRGBTransferEOTF( in vec4 value ) { + return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a ); +} +vec4 sRGBTransferOETF( in vec4 value ) { + return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a ); +}`,Zh=`#ifdef USE_ENVMAP + #ifdef ENV_WORLDPOS + vec3 cameraToFrag; + if ( isOrthographic ) { + cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) ); + } else { + cameraToFrag = normalize( vWorldPosition - cameraPosition ); + } + vec3 worldNormal = inverseTransformDirection( normal, viewMatrix ); + #ifdef ENVMAP_MODE_REFLECTION + vec3 reflectVec = reflect( cameraToFrag, worldNormal ); + #else + vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio ); + #endif + #else + vec3 reflectVec = vReflect; + #endif + #ifdef ENVMAP_TYPE_CUBE + vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) ); + #else + vec4 envColor = vec4( 0.0 ); + #endif + #ifdef ENVMAP_BLENDING_MULTIPLY + outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity ); + #elif defined( ENVMAP_BLENDING_MIX ) + outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity ); + #elif defined( ENVMAP_BLENDING_ADD ) + outgoingLight += envColor.xyz * specularStrength * reflectivity; + #endif +#endif`,jh=`#ifdef USE_ENVMAP + uniform float envMapIntensity; + uniform float flipEnvMap; + uniform mat3 envMapRotation; + #ifdef ENVMAP_TYPE_CUBE + uniform samplerCube envMap; + #else + uniform sampler2D envMap; + #endif +#endif`,$h=`#ifdef USE_ENVMAP + uniform float reflectivity; + #if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT ) + #define ENV_WORLDPOS + #endif + #ifdef ENV_WORLDPOS + varying vec3 vWorldPosition; + uniform float refractionRatio; + #else + varying vec3 vReflect; + #endif +#endif`,Jh=`#ifdef USE_ENVMAP + #if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT ) + #define ENV_WORLDPOS + #endif + #ifdef ENV_WORLDPOS + + varying vec3 vWorldPosition; + #else + varying vec3 vReflect; + uniform float refractionRatio; + #endif +#endif`,Qh=`#ifdef USE_ENVMAP + #ifdef ENV_WORLDPOS + vWorldPosition = worldPosition.xyz; + #else + vec3 cameraToVertex; + if ( isOrthographic ) { + cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) ); + } else { + cameraToVertex = normalize( worldPosition.xyz - cameraPosition ); + } + vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix ); + #ifdef ENVMAP_MODE_REFLECTION + vReflect = reflect( cameraToVertex, worldNormal ); + #else + vReflect = refract( cameraToVertex, worldNormal, refractionRatio ); + #endif + #endif +#endif`,eu=`#ifdef USE_FOG + vFogDepth = - mvPosition.z; +#endif`,tu=`#ifdef USE_FOG + varying float vFogDepth; +#endif`,nu=`#ifdef USE_FOG + #ifdef FOG_EXP2 + float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth ); + #else + float fogFactor = smoothstep( fogNear, fogFar, vFogDepth ); + #endif + gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor ); +#endif`,iu=`#ifdef USE_FOG + uniform vec3 fogColor; + varying float vFogDepth; + #ifdef FOG_EXP2 + uniform float fogDensity; + #else + uniform float fogNear; + uniform float fogFar; + #endif +#endif`,su=`#ifdef USE_GRADIENTMAP + uniform sampler2D gradientMap; +#endif +vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) { + float dotNL = dot( normal, lightDirection ); + vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 ); + #ifdef USE_GRADIENTMAP + return vec3( texture2D( gradientMap, coord ).r ); + #else + vec2 fw = fwidth( coord ) * 0.5; + return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) ); + #endif +}`,ru=`#ifdef USE_LIGHTMAP + uniform sampler2D lightMap; + uniform float lightMapIntensity; +#endif`,au=`LambertMaterial material; +material.diffuseColor = diffuseColor.rgb; +material.specularStrength = specularStrength;`,ou=`varying vec3 vViewPosition; +struct LambertMaterial { + vec3 diffuseColor; + float specularStrength; +}; +void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) { + float dotNL = saturate( dot( geometryNormal, directLight.direction ) ); + vec3 irradiance = dotNL * directLight.color; + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); +} +void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) { + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); +} +#define RE_Direct RE_Direct_Lambert +#define RE_IndirectDiffuse RE_IndirectDiffuse_Lambert`,lu=`uniform bool receiveShadow; +uniform vec3 ambientLightColor; +#if defined( USE_LIGHT_PROBES ) + uniform vec3 lightProbe[ 9 ]; +#endif +vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) { + float x = normal.x, y = normal.y, z = normal.z; + vec3 result = shCoefficients[ 0 ] * 0.886227; + result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y; + result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z; + result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x; + result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y; + result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z; + result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 ); + result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z; + result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y ); + return result; +} +vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) { + vec3 worldNormal = inverseTransformDirection( normal, viewMatrix ); + vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe ); + return irradiance; +} +vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) { + vec3 irradiance = ambientLightColor; + return irradiance; +} +float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) { + float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 ); + if ( cutoffDistance > 0.0 ) { + distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) ); + } + return distanceFalloff; +} +float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) { + return smoothstep( coneCosine, penumbraCosine, angleCosine ); +} +#if NUM_DIR_LIGHTS > 0 + struct DirectionalLight { + vec3 direction; + vec3 color; + }; + uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ]; + void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) { + light.color = directionalLight.color; + light.direction = directionalLight.direction; + light.visible = true; + } +#endif +#if NUM_POINT_LIGHTS > 0 + struct PointLight { + vec3 position; + vec3 color; + float distance; + float decay; + }; + uniform PointLight pointLights[ NUM_POINT_LIGHTS ]; + void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) { + vec3 lVector = pointLight.position - geometryPosition; + light.direction = normalize( lVector ); + float lightDistance = length( lVector ); + light.color = pointLight.color; + light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay ); + light.visible = ( light.color != vec3( 0.0 ) ); + } +#endif +#if NUM_SPOT_LIGHTS > 0 + struct SpotLight { + vec3 position; + vec3 direction; + vec3 color; + float distance; + float decay; + float coneCos; + float penumbraCos; + }; + uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ]; + void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) { + vec3 lVector = spotLight.position - geometryPosition; + light.direction = normalize( lVector ); + float angleCos = dot( light.direction, spotLight.direction ); + float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos ); + if ( spotAttenuation > 0.0 ) { + float lightDistance = length( lVector ); + light.color = spotLight.color * spotAttenuation; + light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay ); + light.visible = ( light.color != vec3( 0.0 ) ); + } else { + light.color = vec3( 0.0 ); + light.visible = false; + } + } +#endif +#if NUM_RECT_AREA_LIGHTS > 0 + struct RectAreaLight { + vec3 color; + vec3 position; + vec3 halfWidth; + vec3 halfHeight; + }; + uniform sampler2D ltc_1; uniform sampler2D ltc_2; + uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ]; +#endif +#if NUM_HEMI_LIGHTS > 0 + struct HemisphereLight { + vec3 direction; + vec3 skyColor; + vec3 groundColor; + }; + uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ]; + vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) { + float dotNL = dot( normal, hemiLight.direction ); + float hemiDiffuseWeight = 0.5 * dotNL + 0.5; + vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight ); + return irradiance; + } +#endif`,cu=`#ifdef USE_ENVMAP + vec3 getIBLIrradiance( const in vec3 normal ) { + #ifdef ENVMAP_TYPE_CUBE_UV + vec3 worldNormal = inverseTransformDirection( normal, viewMatrix ); + vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 ); + return PI * envMapColor.rgb * envMapIntensity; + #else + return vec3( 0.0 ); + #endif + } + vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) { + #ifdef ENVMAP_TYPE_CUBE_UV + vec3 reflectVec = reflect( - viewDir, normal ); + reflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) ); + reflectVec = inverseTransformDirection( reflectVec, viewMatrix ); + vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness ); + return envMapColor.rgb * envMapIntensity; + #else + return vec3( 0.0 ); + #endif + } + #ifdef USE_ANISOTROPY + vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) { + #ifdef ENVMAP_TYPE_CUBE_UV + vec3 bentNormal = cross( bitangent, viewDir ); + bentNormal = normalize( cross( bentNormal, bitangent ) ); + bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) ); + return getIBLRadiance( viewDir, bentNormal, roughness ); + #else + return vec3( 0.0 ); + #endif + } + #endif +#endif`,hu=`ToonMaterial material; +material.diffuseColor = diffuseColor.rgb;`,uu=`varying vec3 vViewPosition; +struct ToonMaterial { + vec3 diffuseColor; +}; +void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) { + vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color; + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); +} +void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) { + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); +} +#define RE_Direct RE_Direct_Toon +#define RE_IndirectDiffuse RE_IndirectDiffuse_Toon`,du=`BlinnPhongMaterial material; +material.diffuseColor = diffuseColor.rgb; +material.specularColor = specular; +material.specularShininess = shininess; +material.specularStrength = specularStrength;`,fu=`varying vec3 vViewPosition; +struct BlinnPhongMaterial { + vec3 diffuseColor; + vec3 specularColor; + float specularShininess; + float specularStrength; +}; +void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) { + float dotNL = saturate( dot( geometryNormal, directLight.direction ) ); + vec3 irradiance = dotNL * directLight.color; + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); + reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength; +} +void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) { + reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor ); +} +#define RE_Direct RE_Direct_BlinnPhong +#define RE_IndirectDiffuse RE_IndirectDiffuse_BlinnPhong`,pu=`PhysicalMaterial material; +material.diffuseColor = diffuseColor.rgb; +material.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor ); +material.metalness = metalnessFactor; +vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) ); +float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z ); +material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness; +material.roughness = min( material.roughness, 1.0 ); +#ifdef IOR + material.ior = ior; + #ifdef USE_SPECULAR + float specularIntensityFactor = specularIntensity; + vec3 specularColorFactor = specularColor; + #ifdef USE_SPECULAR_COLORMAP + specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb; + #endif + #ifdef USE_SPECULAR_INTENSITYMAP + specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a; + #endif + material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor ); + #else + float specularIntensityFactor = 1.0; + vec3 specularColorFactor = vec3( 1.0 ); + material.specularF90 = 1.0; + #endif + material.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor; + material.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor ); +#else + material.specularColor = vec3( 0.04 ); + material.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor ); + material.specularF90 = 1.0; +#endif +#ifdef USE_CLEARCOAT + material.clearcoat = clearcoat; + material.clearcoatRoughness = clearcoatRoughness; + material.clearcoatF0 = vec3( 0.04 ); + material.clearcoatF90 = 1.0; + #ifdef USE_CLEARCOATMAP + material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x; + #endif + #ifdef USE_CLEARCOAT_ROUGHNESSMAP + material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y; + #endif + material.clearcoat = saturate( material.clearcoat ); material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 ); + material.clearcoatRoughness += geometryRoughness; + material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 ); +#endif +#ifdef USE_DISPERSION + material.dispersion = dispersion; +#endif +#ifdef USE_IRIDESCENCE + material.iridescence = iridescence; + material.iridescenceIOR = iridescenceIOR; + #ifdef USE_IRIDESCENCEMAP + material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r; + #endif + #ifdef USE_IRIDESCENCE_THICKNESSMAP + material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum; + #else + material.iridescenceThickness = iridescenceThicknessMaximum; + #endif +#endif +#ifdef USE_SHEEN + material.sheenColor = sheenColor; + #ifdef USE_SHEEN_COLORMAP + material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb; + #endif + material.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 ); + #ifdef USE_SHEEN_ROUGHNESSMAP + material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a; + #endif +#endif +#ifdef USE_ANISOTROPY + #ifdef USE_ANISOTROPYMAP + mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x ); + vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb; + vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b; + #else + vec2 anisotropyV = anisotropyVector; + #endif + material.anisotropy = length( anisotropyV ); + if( material.anisotropy == 0.0 ) { + anisotropyV = vec2( 1.0, 0.0 ); + } else { + anisotropyV /= material.anisotropy; + material.anisotropy = saturate( material.anisotropy ); + } + material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) ); + material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y; + material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y; +#endif`,mu=`uniform sampler2D dfgLUT; +struct PhysicalMaterial { + vec3 diffuseColor; + vec3 diffuseContribution; + vec3 specularColor; + vec3 specularColorBlended; + float roughness; + float metalness; + float specularF90; + float dispersion; + #ifdef USE_CLEARCOAT + float clearcoat; + float clearcoatRoughness; + vec3 clearcoatF0; + float clearcoatF90; + #endif + #ifdef USE_IRIDESCENCE + float iridescence; + float iridescenceIOR; + float iridescenceThickness; + vec3 iridescenceFresnel; + vec3 iridescenceF0; + vec3 iridescenceFresnelDielectric; + vec3 iridescenceFresnelMetallic; + #endif + #ifdef USE_SHEEN + vec3 sheenColor; + float sheenRoughness; + #endif + #ifdef IOR + float ior; + #endif + #ifdef USE_TRANSMISSION + float transmission; + float transmissionAlpha; + float thickness; + float attenuationDistance; + vec3 attenuationColor; + #endif + #ifdef USE_ANISOTROPY + float anisotropy; + float alphaT; + vec3 anisotropyT; + vec3 anisotropyB; + #endif +}; +vec3 clearcoatSpecularDirect = vec3( 0.0 ); +vec3 clearcoatSpecularIndirect = vec3( 0.0 ); +vec3 sheenSpecularDirect = vec3( 0.0 ); +vec3 sheenSpecularIndirect = vec3(0.0 ); +vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) { + float x = clamp( 1.0 - dotVH, 0.0, 1.0 ); + float x2 = x * x; + float x5 = clamp( x * x2 * x2, 0.0, 0.9999 ); + return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 ); +} +float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) { + float a2 = pow2( alpha ); + float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) ); + float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) ); + return 0.5 / max( gv + gl, EPSILON ); +} +float D_GGX( const in float alpha, const in float dotNH ) { + float a2 = pow2( alpha ); + float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0; + return RECIPROCAL_PI * a2 / pow2( denom ); +} +#ifdef USE_ANISOTROPY + float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) { + float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) ); + float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) ); + float v = 0.5 / ( gv + gl ); + return v; + } + float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) { + float a2 = alphaT * alphaB; + highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH ); + highp float v2 = dot( v, v ); + float w2 = a2 / v2; + return RECIPROCAL_PI * a2 * pow2 ( w2 ); + } +#endif +#ifdef USE_CLEARCOAT + vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) { + vec3 f0 = material.clearcoatF0; + float f90 = material.clearcoatF90; + float roughness = material.clearcoatRoughness; + float alpha = pow2( roughness ); + vec3 halfDir = normalize( lightDir + viewDir ); + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + float dotNH = saturate( dot( normal, halfDir ) ); + float dotVH = saturate( dot( viewDir, halfDir ) ); + vec3 F = F_Schlick( f0, f90, dotVH ); + float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV ); + float D = D_GGX( alpha, dotNH ); + return F * ( V * D ); + } +#endif +vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) { + vec3 f0 = material.specularColorBlended; + float f90 = material.specularF90; + float roughness = material.roughness; + float alpha = pow2( roughness ); + vec3 halfDir = normalize( lightDir + viewDir ); + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + float dotNH = saturate( dot( normal, halfDir ) ); + float dotVH = saturate( dot( viewDir, halfDir ) ); + vec3 F = F_Schlick( f0, f90, dotVH ); + #ifdef USE_IRIDESCENCE + F = mix( F, material.iridescenceFresnel, material.iridescence ); + #endif + #ifdef USE_ANISOTROPY + float dotTL = dot( material.anisotropyT, lightDir ); + float dotTV = dot( material.anisotropyT, viewDir ); + float dotTH = dot( material.anisotropyT, halfDir ); + float dotBL = dot( material.anisotropyB, lightDir ); + float dotBV = dot( material.anisotropyB, viewDir ); + float dotBH = dot( material.anisotropyB, halfDir ); + float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL ); + float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH ); + #else + float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV ); + float D = D_GGX( alpha, dotNH ); + #endif + return F * ( V * D ); +} +vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) { + const float LUT_SIZE = 64.0; + const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE; + const float LUT_BIAS = 0.5 / LUT_SIZE; + float dotNV = saturate( dot( N, V ) ); + vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) ); + uv = uv * LUT_SCALE + LUT_BIAS; + return uv; +} +float LTC_ClippedSphereFormFactor( const in vec3 f ) { + float l = length( f ); + return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 ); +} +vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) { + float x = dot( v1, v2 ); + float y = abs( x ); + float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y; + float b = 3.4175940 + ( 4.1616724 + y ) * y; + float v = a / b; + float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v; + return cross( v1, v2 ) * theta_sintheta; +} +vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) { + vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ]; + vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ]; + vec3 lightNormal = cross( v1, v2 ); + if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 ); + vec3 T1, T2; + T1 = normalize( V - N * dot( V, N ) ); + T2 = - cross( N, T1 ); + mat3 mat = mInv * transpose( mat3( T1, T2, N ) ); + vec3 coords[ 4 ]; + coords[ 0 ] = mat * ( rectCoords[ 0 ] - P ); + coords[ 1 ] = mat * ( rectCoords[ 1 ] - P ); + coords[ 2 ] = mat * ( rectCoords[ 2 ] - P ); + coords[ 3 ] = mat * ( rectCoords[ 3 ] - P ); + coords[ 0 ] = normalize( coords[ 0 ] ); + coords[ 1 ] = normalize( coords[ 1 ] ); + coords[ 2 ] = normalize( coords[ 2 ] ); + coords[ 3 ] = normalize( coords[ 3 ] ); + vec3 vectorFormFactor = vec3( 0.0 ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] ); + vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] ); + float result = LTC_ClippedSphereFormFactor( vectorFormFactor ); + return vec3( result ); +} +#if defined( USE_SHEEN ) +float D_Charlie( float roughness, float dotNH ) { + float alpha = pow2( roughness ); + float invAlpha = 1.0 / alpha; + float cos2h = dotNH * dotNH; + float sin2h = max( 1.0 - cos2h, 0.0078125 ); + return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI ); +} +float V_Neubelt( float dotNV, float dotNL ) { + return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) ); +} +vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) { + vec3 halfDir = normalize( lightDir + viewDir ); + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + float dotNH = saturate( dot( normal, halfDir ) ); + float D = D_Charlie( sheenRoughness, dotNH ); + float V = V_Neubelt( dotNV, dotNL ); + return sheenColor * ( D * V ); +} +#endif +float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) { + float dotNV = saturate( dot( normal, viewDir ) ); + float r2 = roughness * roughness; + float rInv = 1.0 / ( roughness + 0.1 ); + float a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv; + float b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv; + float DG = exp( a * dotNV + b ); + return saturate( DG ); +} +vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) { + float dotNV = saturate( dot( normal, viewDir ) ); + vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg; + return specularColor * fab.x + specularF90 * fab.y; +} +#ifdef USE_IRIDESCENCE +void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) { +#else +void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) { +#endif + float dotNV = saturate( dot( normal, viewDir ) ); + vec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg; + #ifdef USE_IRIDESCENCE + vec3 Fr = mix( specularColor, iridescenceF0, iridescence ); + #else + vec3 Fr = specularColor; + #endif + vec3 FssEss = Fr * fab.x + specularF90 * fab.y; + float Ess = fab.x + fab.y; + float Ems = 1.0 - Ess; + vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619; vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg ); + singleScatter += FssEss; + multiScatter += Fms * Ems; +} +vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) { + vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material ); + float dotNL = saturate( dot( normal, lightDir ) ); + float dotNV = saturate( dot( normal, viewDir ) ); + vec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg; + vec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg; + vec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y; + vec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y; + float Ess_V = dfgV.x + dfgV.y; + float Ess_L = dfgL.x + dfgL.y; + float Ems_V = 1.0 - Ess_V; + float Ems_L = 1.0 - Ess_L; + vec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619; + vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON ); + float compensationFactor = Ems_V * Ems_L; + vec3 multiScatter = Fms * compensationFactor; + return singleScatter + multiScatter; +} +#if NUM_RECT_AREA_LIGHTS > 0 + void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) { + vec3 normal = geometryNormal; + vec3 viewDir = geometryViewDir; + vec3 position = geometryPosition; + vec3 lightPos = rectAreaLight.position; + vec3 halfWidth = rectAreaLight.halfWidth; + vec3 halfHeight = rectAreaLight.halfHeight; + vec3 lightColor = rectAreaLight.color; + float roughness = material.roughness; + vec3 rectCoords[ 4 ]; + rectCoords[ 0 ] = lightPos + halfWidth - halfHeight; rectCoords[ 1 ] = lightPos - halfWidth - halfHeight; + rectCoords[ 2 ] = lightPos - halfWidth + halfHeight; + rectCoords[ 3 ] = lightPos + halfWidth + halfHeight; + vec2 uv = LTC_Uv( normal, viewDir, roughness ); + vec4 t1 = texture2D( ltc_1, uv ); + vec4 t2 = texture2D( ltc_2, uv ); + mat3 mInv = mat3( + vec3( t1.x, 0, t1.y ), + vec3( 0, 1, 0 ), + vec3( t1.z, 0, t1.w ) + ); + vec3 fresnel = ( material.specularColorBlended * t2.x + ( vec3( 1.0 ) - material.specularColorBlended ) * t2.y ); + reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords ); + reflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords ); + } +#endif +void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) { + float dotNL = saturate( dot( geometryNormal, directLight.direction ) ); + vec3 irradiance = dotNL * directLight.color; + #ifdef USE_CLEARCOAT + float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) ); + vec3 ccIrradiance = dotNLcc * directLight.color; + clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material ); + #endif + #ifdef USE_SHEEN + + sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness ); + + float sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ); + float sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness ); + + float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL ); + + irradiance *= sheenEnergyComp; + + #endif + reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material ); + reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution ); +} +void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) { + vec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution ); + #ifdef USE_SHEEN + float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ); + float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo; + diffuse *= sheenEnergyComp; + #endif + reflectedLight.indirectDiffuse += diffuse; +} +void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) { + #ifdef USE_CLEARCOAT + clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness ); + #endif + #ifdef USE_SHEEN + sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI; + #endif + vec3 singleScatteringDielectric = vec3( 0.0 ); + vec3 multiScatteringDielectric = vec3( 0.0 ); + vec3 singleScatteringMetallic = vec3( 0.0 ); + vec3 multiScatteringMetallic = vec3( 0.0 ); + #ifdef USE_IRIDESCENCE + computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric ); + computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic ); + #else + computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric ); + computeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic ); + #endif + vec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness ); + vec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness ); + vec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric; + vec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric ); + vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI; + vec3 indirectSpecular = radiance * singleScattering; + indirectSpecular += multiScattering * cosineWeightedIrradiance; + vec3 indirectDiffuse = diffuse * cosineWeightedIrradiance; + #ifdef USE_SHEEN + float sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ); + float sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo; + indirectSpecular *= sheenEnergyComp; + indirectDiffuse *= sheenEnergyComp; + #endif + reflectedLight.indirectSpecular += indirectSpecular; + reflectedLight.indirectDiffuse += indirectDiffuse; +} +#define RE_Direct RE_Direct_Physical +#define RE_Direct_RectArea RE_Direct_RectArea_Physical +#define RE_IndirectDiffuse RE_IndirectDiffuse_Physical +#define RE_IndirectSpecular RE_IndirectSpecular_Physical +float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) { + return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion ); +}`,_u=` +vec3 geometryPosition = - vViewPosition; +vec3 geometryNormal = normal; +vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition ); +vec3 geometryClearcoatNormal = vec3( 0.0 ); +#ifdef USE_CLEARCOAT + geometryClearcoatNormal = clearcoatNormal; +#endif +#ifdef USE_IRIDESCENCE + float dotNVi = saturate( dot( normal, geometryViewDir ) ); + if ( material.iridescenceThickness == 0.0 ) { + material.iridescence = 0.0; + } else { + material.iridescence = saturate( material.iridescence ); + } + if ( material.iridescence > 0.0 ) { + material.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor ); + material.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor ); + material.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness ); + material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi ); + } +#endif +IncidentLight directLight; +#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct ) + PointLight pointLight; + #if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0 + PointLightShadow pointLightShadow; + #endif + #pragma unroll_loop_start + for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) { + pointLight = pointLights[ i ]; + getPointLightInfo( pointLight, geometryPosition, directLight ); + #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) ) + pointLightShadow = pointLightShadows[ i ]; + directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0; + #endif + RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + } + #pragma unroll_loop_end +#endif +#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct ) + SpotLight spotLight; + vec4 spotColor; + vec3 spotLightCoord; + bool inSpotLightMap; + #if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0 + SpotLightShadow spotLightShadow; + #endif + #pragma unroll_loop_start + for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) { + spotLight = spotLights[ i ]; + getSpotLightInfo( spotLight, geometryPosition, directLight ); + #if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS ) + #define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX + #elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS ) + #define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS + #else + #define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS ) + #endif + #if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS ) + spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w; + inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) ); + spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy ); + directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color; + #endif + #undef SPOT_LIGHT_MAP_INDEX + #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS ) + spotLightShadow = spotLightShadows[ i ]; + directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0; + #endif + RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + } + #pragma unroll_loop_end +#endif +#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct ) + DirectionalLight directionalLight; + #if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0 + DirectionalLightShadow directionalLightShadow; + #endif + #pragma unroll_loop_start + for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) { + directionalLight = directionalLights[ i ]; + getDirectionalLightInfo( directionalLight, directLight ); + #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS ) + directionalLightShadow = directionalLightShadows[ i ]; + directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0; + #endif + RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + } + #pragma unroll_loop_end +#endif +#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea ) + RectAreaLight rectAreaLight; + #pragma unroll_loop_start + for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) { + rectAreaLight = rectAreaLights[ i ]; + RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); + } + #pragma unroll_loop_end +#endif +#if defined( RE_IndirectDiffuse ) + vec3 iblIrradiance = vec3( 0.0 ); + vec3 irradiance = getAmbientLightIrradiance( ambientLightColor ); + #if defined( USE_LIGHT_PROBES ) + irradiance += getLightProbeIrradiance( lightProbe, geometryNormal ); + #endif + #if ( NUM_HEMI_LIGHTS > 0 ) + #pragma unroll_loop_start + for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) { + irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal ); + } + #pragma unroll_loop_end + #endif +#endif +#if defined( RE_IndirectSpecular ) + vec3 radiance = vec3( 0.0 ); + vec3 clearcoatRadiance = vec3( 0.0 ); +#endif`,gu=`#if defined( RE_IndirectDiffuse ) + #ifdef USE_LIGHTMAP + vec4 lightMapTexel = texture2D( lightMap, vLightMapUv ); + vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity; + irradiance += lightMapIrradiance; + #endif + #if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV ) + iblIrradiance += getIBLIrradiance( geometryNormal ); + #endif +#endif +#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular ) + #ifdef USE_ANISOTROPY + radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy ); + #else + radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness ); + #endif + #ifdef USE_CLEARCOAT + clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness ); + #endif +#endif`,xu=`#if defined( RE_IndirectDiffuse ) + RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); +#endif +#if defined( RE_IndirectSpecular ) + RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight ); +#endif`,vu=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER ) + gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5; +#endif`,Mu=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER ) + uniform float logDepthBufFC; + varying float vFragDepth; + varying float vIsPerspective; +#endif`,Su=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER + varying float vFragDepth; + varying float vIsPerspective; +#endif`,Eu=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER + vFragDepth = 1.0 + gl_Position.w; + vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) ); +#endif`,yu=`#ifdef USE_MAP + vec4 sampledDiffuseColor = texture2D( map, vMapUv ); + #ifdef DECODE_VIDEO_TEXTURE + sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor ); + #endif + diffuseColor *= sampledDiffuseColor; +#endif`,Tu=`#ifdef USE_MAP + uniform sampler2D map; +#endif`,bu=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP ) + #if defined( USE_POINTS_UV ) + vec2 uv = vUv; + #else + vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy; + #endif +#endif +#ifdef USE_MAP + diffuseColor *= texture2D( map, uv ); +#endif +#ifdef USE_ALPHAMAP + diffuseColor.a *= texture2D( alphaMap, uv ).g; +#endif`,Au=`#if defined( USE_POINTS_UV ) + varying vec2 vUv; +#else + #if defined( USE_MAP ) || defined( USE_ALPHAMAP ) + uniform mat3 uvTransform; + #endif +#endif +#ifdef USE_MAP + uniform sampler2D map; +#endif +#ifdef USE_ALPHAMAP + uniform sampler2D alphaMap; +#endif`,wu=`float metalnessFactor = metalness; +#ifdef USE_METALNESSMAP + vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv ); + metalnessFactor *= texelMetalness.b; +#endif`,Ru=`#ifdef USE_METALNESSMAP + uniform sampler2D metalnessMap; +#endif`,Cu=`#ifdef USE_INSTANCING_MORPH + float morphTargetInfluences[ MORPHTARGETS_COUNT ]; + float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r; + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + morphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r; + } +#endif`,Pu=`#if defined( USE_MORPHCOLORS ) + vColor *= morphTargetBaseInfluence; + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + #if defined( USE_COLOR_ALPHA ) + if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ]; + #elif defined( USE_COLOR ) + if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ]; + #endif + } +#endif`,Du=`#ifdef USE_MORPHNORMALS + objectNormal *= morphTargetBaseInfluence; + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ]; + } +#endif`,Lu=`#ifdef USE_MORPHTARGETS + #ifndef USE_INSTANCING_MORPH + uniform float morphTargetBaseInfluence; + uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ]; + #endif + uniform sampler2DArray morphTargetsTexture; + uniform ivec2 morphTargetsTextureSize; + vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) { + int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset; + int y = texelIndex / morphTargetsTextureSize.x; + int x = texelIndex - y * morphTargetsTextureSize.x; + ivec3 morphUV = ivec3( x, y, morphTargetIndex ); + return texelFetch( morphTargetsTexture, morphUV, 0 ); + } +#endif`,Iu=`#ifdef USE_MORPHTARGETS + transformed *= morphTargetBaseInfluence; + for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) { + if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ]; + } +#endif`,Uu=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0; +#ifdef FLAT_SHADED + vec3 fdx = dFdx( vViewPosition ); + vec3 fdy = dFdy( vViewPosition ); + vec3 normal = normalize( cross( fdx, fdy ) ); +#else + vec3 normal = normalize( vNormal ); + #ifdef DOUBLE_SIDED + normal *= faceDirection; + #endif +#endif +#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) + #ifdef USE_TANGENT + mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal ); + #else + mat3 tbn = getTangentFrame( - vViewPosition, normal, + #if defined( USE_NORMALMAP ) + vNormalMapUv + #elif defined( USE_CLEARCOAT_NORMALMAP ) + vClearcoatNormalMapUv + #else + vUv + #endif + ); + #endif + #if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED ) + tbn[0] *= faceDirection; + tbn[1] *= faceDirection; + #endif +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + #ifdef USE_TANGENT + mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal ); + #else + mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv ); + #endif + #if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED ) + tbn2[0] *= faceDirection; + tbn2[1] *= faceDirection; + #endif +#endif +vec3 nonPerturbedNormal = normal;`,Nu=`#ifdef USE_NORMALMAP_OBJECTSPACE + normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0; + #ifdef FLIP_SIDED + normal = - normal; + #endif + #ifdef DOUBLE_SIDED + normal = normal * faceDirection; + #endif + normal = normalize( normalMatrix * normal ); +#elif defined( USE_NORMALMAP_TANGENTSPACE ) + vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0; + mapN.xy *= normalScale; + normal = normalize( tbn * mapN ); +#elif defined( USE_BUMPMAP ) + normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection ); +#endif`,Fu=`#ifndef FLAT_SHADED + varying vec3 vNormal; + #ifdef USE_TANGENT + varying vec3 vTangent; + varying vec3 vBitangent; + #endif +#endif`,Ou=`#ifndef FLAT_SHADED + varying vec3 vNormal; + #ifdef USE_TANGENT + varying vec3 vTangent; + varying vec3 vBitangent; + #endif +#endif`,Bu=`#ifndef FLAT_SHADED + vNormal = normalize( transformedNormal ); + #ifdef USE_TANGENT + vTangent = normalize( transformedTangent ); + vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w ); + #endif +#endif`,zu=`#ifdef USE_NORMALMAP + uniform sampler2D normalMap; + uniform vec2 normalScale; +#endif +#ifdef USE_NORMALMAP_OBJECTSPACE + uniform mat3 normalMatrix; +#endif +#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) ) + mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) { + vec3 q0 = dFdx( eye_pos.xyz ); + vec3 q1 = dFdy( eye_pos.xyz ); + vec2 st0 = dFdx( uv.st ); + vec2 st1 = dFdy( uv.st ); + vec3 N = surf_norm; + vec3 q1perp = cross( q1, N ); + vec3 q0perp = cross( N, q0 ); + vec3 T = q1perp * st0.x + q0perp * st1.x; + vec3 B = q1perp * st0.y + q0perp * st1.y; + float det = max( dot( T, T ), dot( B, B ) ); + float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det ); + return mat3( T * scale, B * scale, N ); + } +#endif`,Gu=`#ifdef USE_CLEARCOAT + vec3 clearcoatNormal = nonPerturbedNormal; +#endif`,Vu=`#ifdef USE_CLEARCOAT_NORMALMAP + vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0; + clearcoatMapN.xy *= clearcoatNormalScale; + clearcoatNormal = normalize( tbn2 * clearcoatMapN ); +#endif`,Hu=`#ifdef USE_CLEARCOATMAP + uniform sampler2D clearcoatMap; +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + uniform sampler2D clearcoatNormalMap; + uniform vec2 clearcoatNormalScale; +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + uniform sampler2D clearcoatRoughnessMap; +#endif`,ku=`#ifdef USE_IRIDESCENCEMAP + uniform sampler2D iridescenceMap; +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + uniform sampler2D iridescenceThicknessMap; +#endif`,Wu=`#ifdef OPAQUE +diffuseColor.a = 1.0; +#endif +#ifdef USE_TRANSMISSION +diffuseColor.a *= material.transmissionAlpha; +#endif +gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,Xu=`vec3 packNormalToRGB( const in vec3 normal ) { + return normalize( normal ) * 0.5 + 0.5; +} +vec3 unpackRGBToNormal( const in vec3 rgb ) { + return 2.0 * rgb.xyz - 1.0; +} +const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.; +const float Inv255 = 1. / 255.; +const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 ); +const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g ); +const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b ); +const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a ); +vec4 packDepthToRGBA( const in float v ) { + if( v <= 0.0 ) + return vec4( 0., 0., 0., 0. ); + if( v >= 1.0 ) + return vec4( 1., 1., 1., 1. ); + float vuf; + float af = modf( v * PackFactors.a, vuf ); + float bf = modf( vuf * ShiftRight8, vuf ); + float gf = modf( vuf * ShiftRight8, vuf ); + return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af ); +} +vec3 packDepthToRGB( const in float v ) { + if( v <= 0.0 ) + return vec3( 0., 0., 0. ); + if( v >= 1.0 ) + return vec3( 1., 1., 1. ); + float vuf; + float bf = modf( v * PackFactors.b, vuf ); + float gf = modf( vuf * ShiftRight8, vuf ); + return vec3( vuf * Inv255, gf * PackUpscale, bf ); +} +vec2 packDepthToRG( const in float v ) { + if( v <= 0.0 ) + return vec2( 0., 0. ); + if( v >= 1.0 ) + return vec2( 1., 1. ); + float vuf; + float gf = modf( v * 256., vuf ); + return vec2( vuf * Inv255, gf ); +} +float unpackRGBAToDepth( const in vec4 v ) { + return dot( v, UnpackFactors4 ); +} +float unpackRGBToDepth( const in vec3 v ) { + return dot( v, UnpackFactors3 ); +} +float unpackRGToDepth( const in vec2 v ) { + return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g; +} +vec4 pack2HalfToRGBA( const in vec2 v ) { + vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) ); + return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w ); +} +vec2 unpackRGBATo2Half( const in vec4 v ) { + return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) ); +} +float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) { + return ( viewZ + near ) / ( near - far ); +} +float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) { + return depth * ( near - far ) - near; +} +float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) { + return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ ); +} +float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) { + return ( near * far ) / ( ( far - near ) * depth - far ); +}`,qu=`#ifdef PREMULTIPLIED_ALPHA + gl_FragColor.rgb *= gl_FragColor.a; +#endif`,Yu=`vec4 mvPosition = vec4( transformed, 1.0 ); +#ifdef USE_BATCHING + mvPosition = batchingMatrix * mvPosition; +#endif +#ifdef USE_INSTANCING + mvPosition = instanceMatrix * mvPosition; +#endif +mvPosition = modelViewMatrix * mvPosition; +gl_Position = projectionMatrix * mvPosition;`,Ku=`#ifdef DITHERING + gl_FragColor.rgb = dithering( gl_FragColor.rgb ); +#endif`,Zu=`#ifdef DITHERING + vec3 dithering( vec3 color ) { + float grid_position = rand( gl_FragCoord.xy ); + vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 ); + dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position ); + return color + dither_shift_RGB; + } +#endif`,ju=`float roughnessFactor = roughness; +#ifdef USE_ROUGHNESSMAP + vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv ); + roughnessFactor *= texelRoughness.g; +#endif`,$u=`#ifdef USE_ROUGHNESSMAP + uniform sampler2D roughnessMap; +#endif`,Ju=`#if NUM_SPOT_LIGHT_COORDS > 0 + varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ]; +#endif +#if NUM_SPOT_LIGHT_MAPS > 0 + uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ]; +#endif +#ifdef USE_SHADOWMAP + #if NUM_DIR_LIGHT_SHADOWS > 0 + #if defined( SHADOWMAP_TYPE_PCF ) + uniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ]; + #else + uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ]; + #endif + varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ]; + struct DirectionalLightShadow { + float shadowIntensity; + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ]; + #endif + #if NUM_SPOT_LIGHT_SHADOWS > 0 + #if defined( SHADOWMAP_TYPE_PCF ) + uniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ]; + #else + uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ]; + #endif + struct SpotLightShadow { + float shadowIntensity; + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ]; + #endif + #if NUM_POINT_LIGHT_SHADOWS > 0 + #if defined( SHADOWMAP_TYPE_PCF ) + uniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ]; + #elif defined( SHADOWMAP_TYPE_BASIC ) + uniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ]; + #endif + varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ]; + struct PointLightShadow { + float shadowIntensity; + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + float shadowCameraNear; + float shadowCameraFar; + }; + uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ]; + #endif + #if defined( SHADOWMAP_TYPE_PCF ) + float interleavedGradientNoise( vec2 position ) { + return fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) ); + } + vec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) { + const float goldenAngle = 2.399963229728653; + float r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) ); + float theta = float( sampleIndex ) * goldenAngle + phi; + return vec2( cos( theta ), sin( theta ) ) * r; + } + #endif + #if defined( SHADOWMAP_TYPE_PCF ) + float getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) { + float shadow = 1.0; + shadowCoord.xyz /= shadowCoord.w; + shadowCoord.z += shadowBias; + bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0; + bool frustumTest = inFrustum && shadowCoord.z <= 1.0; + if ( frustumTest ) { + vec2 texelSize = vec2( 1.0 ) / shadowMapSize; + float radius = shadowRadius * texelSize.x; + float phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718; + shadow = ( + texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) + + texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) + + texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) + + texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) + + texture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) ) + ) * 0.2; + } + return mix( 1.0, shadow, shadowIntensity ); + } + #elif defined( SHADOWMAP_TYPE_VSM ) + float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) { + float shadow = 1.0; + shadowCoord.xyz /= shadowCoord.w; + shadowCoord.z += shadowBias; + bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0; + bool frustumTest = inFrustum && shadowCoord.z <= 1.0; + if ( frustumTest ) { + vec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg; + float mean = distribution.x; + float variance = distribution.y * distribution.y; + #ifdef USE_REVERSED_DEPTH_BUFFER + float hard_shadow = step( mean, shadowCoord.z ); + #else + float hard_shadow = step( shadowCoord.z, mean ); + #endif + if ( hard_shadow == 1.0 ) { + shadow = 1.0; + } else { + variance = max( variance, 0.0000001 ); + float d = shadowCoord.z - mean; + float p_max = variance / ( variance + d * d ); + p_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 ); + shadow = max( hard_shadow, p_max ); + } + } + return mix( 1.0, shadow, shadowIntensity ); + } + #else + float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) { + float shadow = 1.0; + shadowCoord.xyz /= shadowCoord.w; + shadowCoord.z += shadowBias; + bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0; + bool frustumTest = inFrustum && shadowCoord.z <= 1.0; + if ( frustumTest ) { + float depth = texture2D( shadowMap, shadowCoord.xy ).r; + #ifdef USE_REVERSED_DEPTH_BUFFER + shadow = step( depth, shadowCoord.z ); + #else + shadow = step( shadowCoord.z, depth ); + #endif + } + return mix( 1.0, shadow, shadowIntensity ); + } + #endif + #if NUM_POINT_LIGHT_SHADOWS > 0 + #if defined( SHADOWMAP_TYPE_PCF ) + float getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) { + float shadow = 1.0; + vec3 lightToPosition = shadowCoord.xyz; + vec3 bd3D = normalize( lightToPosition ); + vec3 absVec = abs( lightToPosition ); + float viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z ); + if ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) { + float dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) ); + dp += shadowBias; + float texelSize = shadowRadius / shadowMapSize.x; + vec3 absDir = abs( bd3D ); + vec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 ); + tangent = normalize( cross( bd3D, tangent ) ); + vec3 bitangent = cross( bd3D, tangent ); + float phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718; + shadow = ( + texture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) + + texture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) + + texture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) + + texture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) + + texture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) ) + ) * 0.2; + } + return mix( 1.0, shadow, shadowIntensity ); + } + #elif defined( SHADOWMAP_TYPE_BASIC ) + float getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) { + float shadow = 1.0; + vec3 lightToPosition = shadowCoord.xyz; + vec3 bd3D = normalize( lightToPosition ); + vec3 absVec = abs( lightToPosition ); + float viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z ); + if ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) { + float dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) ); + dp += shadowBias; + float depth = textureCube( shadowMap, bd3D ).r; + #ifdef USE_REVERSED_DEPTH_BUFFER + shadow = step( depth, dp ); + #else + shadow = step( dp, depth ); + #endif + } + return mix( 1.0, shadow, shadowIntensity ); + } + #endif + #endif +#endif`,Qu=`#if NUM_SPOT_LIGHT_COORDS > 0 + uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ]; + varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ]; +#endif +#ifdef USE_SHADOWMAP + #if NUM_DIR_LIGHT_SHADOWS > 0 + uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ]; + varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ]; + struct DirectionalLightShadow { + float shadowIntensity; + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ]; + #endif + #if NUM_SPOT_LIGHT_SHADOWS > 0 + struct SpotLightShadow { + float shadowIntensity; + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + }; + uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ]; + #endif + #if NUM_POINT_LIGHT_SHADOWS > 0 + uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ]; + varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ]; + struct PointLightShadow { + float shadowIntensity; + float shadowBias; + float shadowNormalBias; + float shadowRadius; + vec2 shadowMapSize; + float shadowCameraNear; + float shadowCameraFar; + }; + uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ]; + #endif +#endif`,ed=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 ) + vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix ); + vec4 shadowWorldPosition; +#endif +#if defined( USE_SHADOWMAP ) + #if NUM_DIR_LIGHT_SHADOWS > 0 + #pragma unroll_loop_start + for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) { + shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 ); + vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition; + } + #pragma unroll_loop_end + #endif + #if NUM_POINT_LIGHT_SHADOWS > 0 + #pragma unroll_loop_start + for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) { + shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 ); + vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition; + } + #pragma unroll_loop_end + #endif +#endif +#if NUM_SPOT_LIGHT_COORDS > 0 + #pragma unroll_loop_start + for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) { + shadowWorldPosition = worldPosition; + #if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS ) + shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias; + #endif + vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition; + } + #pragma unroll_loop_end +#endif`,td=`float getShadowMask() { + float shadow = 1.0; + #ifdef USE_SHADOWMAP + #if NUM_DIR_LIGHT_SHADOWS > 0 + DirectionalLightShadow directionalLight; + #pragma unroll_loop_start + for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) { + directionalLight = directionalLightShadows[ i ]; + shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0; + } + #pragma unroll_loop_end + #endif + #if NUM_SPOT_LIGHT_SHADOWS > 0 + SpotLightShadow spotLight; + #pragma unroll_loop_start + for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) { + spotLight = spotLightShadows[ i ]; + shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0; + } + #pragma unroll_loop_end + #endif + #if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) ) + PointLightShadow pointLight; + #pragma unroll_loop_start + for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) { + pointLight = pointLightShadows[ i ]; + shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0; + } + #pragma unroll_loop_end + #endif + #endif + return shadow; +}`,nd=`#ifdef USE_SKINNING + mat4 boneMatX = getBoneMatrix( skinIndex.x ); + mat4 boneMatY = getBoneMatrix( skinIndex.y ); + mat4 boneMatZ = getBoneMatrix( skinIndex.z ); + mat4 boneMatW = getBoneMatrix( skinIndex.w ); +#endif`,id=`#ifdef USE_SKINNING + uniform mat4 bindMatrix; + uniform mat4 bindMatrixInverse; + uniform highp sampler2D boneTexture; + mat4 getBoneMatrix( const in float i ) { + int size = textureSize( boneTexture, 0 ).x; + int j = int( i ) * 4; + int x = j % size; + int y = j / size; + vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 ); + vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 ); + vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 ); + vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 ); + return mat4( v1, v2, v3, v4 ); + } +#endif`,sd=`#ifdef USE_SKINNING + vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 ); + vec4 skinned = vec4( 0.0 ); + skinned += boneMatX * skinVertex * skinWeight.x; + skinned += boneMatY * skinVertex * skinWeight.y; + skinned += boneMatZ * skinVertex * skinWeight.z; + skinned += boneMatW * skinVertex * skinWeight.w; + transformed = ( bindMatrixInverse * skinned ).xyz; +#endif`,rd=`#ifdef USE_SKINNING + mat4 skinMatrix = mat4( 0.0 ); + skinMatrix += skinWeight.x * boneMatX; + skinMatrix += skinWeight.y * boneMatY; + skinMatrix += skinWeight.z * boneMatZ; + skinMatrix += skinWeight.w * boneMatW; + skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix; + objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz; + #ifdef USE_TANGENT + objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz; + #endif +#endif`,ad=`float specularStrength; +#ifdef USE_SPECULARMAP + vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv ); + specularStrength = texelSpecular.r; +#else + specularStrength = 1.0; +#endif`,od=`#ifdef USE_SPECULARMAP + uniform sampler2D specularMap; +#endif`,ld=`#if defined( TONE_MAPPING ) + gl_FragColor.rgb = toneMapping( gl_FragColor.rgb ); +#endif`,cd=`#ifndef saturate +#define saturate( a ) clamp( a, 0.0, 1.0 ) +#endif +uniform float toneMappingExposure; +vec3 LinearToneMapping( vec3 color ) { + return saturate( toneMappingExposure * color ); +} +vec3 ReinhardToneMapping( vec3 color ) { + color *= toneMappingExposure; + return saturate( color / ( vec3( 1.0 ) + color ) ); +} +vec3 CineonToneMapping( vec3 color ) { + color *= toneMappingExposure; + color = max( vec3( 0.0 ), color - 0.004 ); + return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) ); +} +vec3 RRTAndODTFit( vec3 v ) { + vec3 a = v * ( v + 0.0245786 ) - 0.000090537; + vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081; + return a / b; +} +vec3 ACESFilmicToneMapping( vec3 color ) { + const mat3 ACESInputMat = mat3( + vec3( 0.59719, 0.07600, 0.02840 ), vec3( 0.35458, 0.90834, 0.13383 ), + vec3( 0.04823, 0.01566, 0.83777 ) + ); + const mat3 ACESOutputMat = mat3( + vec3( 1.60475, -0.10208, -0.00327 ), vec3( -0.53108, 1.10813, -0.07276 ), + vec3( -0.07367, -0.00605, 1.07602 ) + ); + color *= toneMappingExposure / 0.6; + color = ACESInputMat * color; + color = RRTAndODTFit( color ); + color = ACESOutputMat * color; + return saturate( color ); +} +const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3( + vec3( 1.6605, - 0.1246, - 0.0182 ), + vec3( - 0.5876, 1.1329, - 0.1006 ), + vec3( - 0.0728, - 0.0083, 1.1187 ) +); +const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3( + vec3( 0.6274, 0.0691, 0.0164 ), + vec3( 0.3293, 0.9195, 0.0880 ), + vec3( 0.0433, 0.0113, 0.8956 ) +); +vec3 agxDefaultContrastApprox( vec3 x ) { + vec3 x2 = x * x; + vec3 x4 = x2 * x2; + return + 15.5 * x4 * x2 + - 40.14 * x4 * x + + 31.96 * x4 + - 6.868 * x2 * x + + 0.4298 * x2 + + 0.1191 * x + - 0.00232; +} +vec3 AgXToneMapping( vec3 color ) { + const mat3 AgXInsetMatrix = mat3( + vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ), + vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ), + vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 ) + ); + const mat3 AgXOutsetMatrix = mat3( + vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ), + vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ), + vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 ) + ); + const float AgxMinEv = - 12.47393; const float AgxMaxEv = 4.026069; + color *= toneMappingExposure; + color = LINEAR_SRGB_TO_LINEAR_REC2020 * color; + color = AgXInsetMatrix * color; + color = max( color, 1e-10 ); color = log2( color ); + color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv ); + color = clamp( color, 0.0, 1.0 ); + color = agxDefaultContrastApprox( color ); + color = AgXOutsetMatrix * color; + color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) ); + color = LINEAR_REC2020_TO_LINEAR_SRGB * color; + color = clamp( color, 0.0, 1.0 ); + return color; +} +vec3 NeutralToneMapping( vec3 color ) { + const float StartCompression = 0.8 - 0.04; + const float Desaturation = 0.15; + color *= toneMappingExposure; + float x = min( color.r, min( color.g, color.b ) ); + float offset = x < 0.08 ? x - 6.25 * x * x : 0.04; + color -= offset; + float peak = max( color.r, max( color.g, color.b ) ); + if ( peak < StartCompression ) return color; + float d = 1. - StartCompression; + float newPeak = 1. - d * d / ( peak + d - StartCompression ); + color *= newPeak / peak; + float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. ); + return mix( color, vec3( newPeak ), g ); +} +vec3 CustomToneMapping( vec3 color ) { return color; }`,hd=`#ifdef USE_TRANSMISSION + material.transmission = transmission; + material.transmissionAlpha = 1.0; + material.thickness = thickness; + material.attenuationDistance = attenuationDistance; + material.attenuationColor = attenuationColor; + #ifdef USE_TRANSMISSIONMAP + material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r; + #endif + #ifdef USE_THICKNESSMAP + material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g; + #endif + vec3 pos = vWorldPosition; + vec3 v = normalize( cameraPosition - pos ); + vec3 n = inverseTransformDirection( normal, viewMatrix ); + vec4 transmitted = getIBLVolumeRefraction( + n, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90, + pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness, + material.attenuationColor, material.attenuationDistance ); + material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission ); + totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission ); +#endif`,ud=`#ifdef USE_TRANSMISSION + uniform float transmission; + uniform float thickness; + uniform float attenuationDistance; + uniform vec3 attenuationColor; + #ifdef USE_TRANSMISSIONMAP + uniform sampler2D transmissionMap; + #endif + #ifdef USE_THICKNESSMAP + uniform sampler2D thicknessMap; + #endif + uniform vec2 transmissionSamplerSize; + uniform sampler2D transmissionSamplerMap; + uniform mat4 modelMatrix; + uniform mat4 projectionMatrix; + varying vec3 vWorldPosition; + float w0( float a ) { + return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 ); + } + float w1( float a ) { + return ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 ); + } + float w2( float a ){ + return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 ); + } + float w3( float a ) { + return ( 1.0 / 6.0 ) * ( a * a * a ); + } + float g0( float a ) { + return w0( a ) + w1( a ); + } + float g1( float a ) { + return w2( a ) + w3( a ); + } + float h0( float a ) { + return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) ); + } + float h1( float a ) { + return 1.0 + w3( a ) / ( w2( a ) + w3( a ) ); + } + vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) { + uv = uv * texelSize.zw + 0.5; + vec2 iuv = floor( uv ); + vec2 fuv = fract( uv ); + float g0x = g0( fuv.x ); + float g1x = g1( fuv.x ); + float h0x = h0( fuv.x ); + float h1x = h1( fuv.x ); + float h0y = h0( fuv.y ); + float h1y = h1( fuv.y ); + vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy; + vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy; + vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy; + vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy; + return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) + + g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) ); + } + vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) { + vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) ); + vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) ); + vec2 fLodSizeInv = 1.0 / fLodSize; + vec2 cLodSizeInv = 1.0 / cLodSize; + vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) ); + vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) ); + return mix( fSample, cSample, fract( lod ) ); + } + vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) { + vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior ); + vec3 modelScale; + modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) ); + modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) ); + modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) ); + return normalize( refractionVector ) * thickness * modelScale; + } + float applyIorToRoughness( const in float roughness, const in float ior ) { + return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 ); + } + vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) { + float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior ); + return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod ); + } + vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) { + if ( isinf( attenuationDistance ) ) { + return vec3( 1.0 ); + } else { + vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance; + vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance ); return transmittance; + } + } + vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor, + const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix, + const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness, + const in vec3 attenuationColor, const in float attenuationDistance ) { + vec4 transmittedLight; + vec3 transmittance; + #ifdef USE_DISPERSION + float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion; + vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread ); + for ( int i = 0; i < 3; i ++ ) { + vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix ); + vec3 refractedRayExit = position + transmissionRay; + vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 ); + vec2 refractionCoords = ndcPos.xy / ndcPos.w; + refractionCoords += 1.0; + refractionCoords /= 2.0; + vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] ); + transmittedLight[ i ] = transmissionSample[ i ]; + transmittedLight.a += transmissionSample.a; + transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ]; + } + transmittedLight.a /= 3.0; + #else + vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix ); + vec3 refractedRayExit = position + transmissionRay; + vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 ); + vec2 refractionCoords = ndcPos.xy / ndcPos.w; + refractionCoords += 1.0; + refractionCoords /= 2.0; + transmittedLight = getTransmissionSample( refractionCoords, roughness, ior ); + transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance ); + #endif + vec3 attenuatedColor = transmittance * transmittedLight.rgb; + vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness ); + float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0; + return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor ); + } +#endif`,dd=`#if defined( USE_UV ) || defined( USE_ANISOTROPY ) + varying vec2 vUv; +#endif +#ifdef USE_MAP + varying vec2 vMapUv; +#endif +#ifdef USE_ALPHAMAP + varying vec2 vAlphaMapUv; +#endif +#ifdef USE_LIGHTMAP + varying vec2 vLightMapUv; +#endif +#ifdef USE_AOMAP + varying vec2 vAoMapUv; +#endif +#ifdef USE_BUMPMAP + varying vec2 vBumpMapUv; +#endif +#ifdef USE_NORMALMAP + varying vec2 vNormalMapUv; +#endif +#ifdef USE_EMISSIVEMAP + varying vec2 vEmissiveMapUv; +#endif +#ifdef USE_METALNESSMAP + varying vec2 vMetalnessMapUv; +#endif +#ifdef USE_ROUGHNESSMAP + varying vec2 vRoughnessMapUv; +#endif +#ifdef USE_ANISOTROPYMAP + varying vec2 vAnisotropyMapUv; +#endif +#ifdef USE_CLEARCOATMAP + varying vec2 vClearcoatMapUv; +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + varying vec2 vClearcoatNormalMapUv; +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + varying vec2 vClearcoatRoughnessMapUv; +#endif +#ifdef USE_IRIDESCENCEMAP + varying vec2 vIridescenceMapUv; +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + varying vec2 vIridescenceThicknessMapUv; +#endif +#ifdef USE_SHEEN_COLORMAP + varying vec2 vSheenColorMapUv; +#endif +#ifdef USE_SHEEN_ROUGHNESSMAP + varying vec2 vSheenRoughnessMapUv; +#endif +#ifdef USE_SPECULARMAP + varying vec2 vSpecularMapUv; +#endif +#ifdef USE_SPECULAR_COLORMAP + varying vec2 vSpecularColorMapUv; +#endif +#ifdef USE_SPECULAR_INTENSITYMAP + varying vec2 vSpecularIntensityMapUv; +#endif +#ifdef USE_TRANSMISSIONMAP + uniform mat3 transmissionMapTransform; + varying vec2 vTransmissionMapUv; +#endif +#ifdef USE_THICKNESSMAP + uniform mat3 thicknessMapTransform; + varying vec2 vThicknessMapUv; +#endif`,fd=`#if defined( USE_UV ) || defined( USE_ANISOTROPY ) + varying vec2 vUv; +#endif +#ifdef USE_MAP + uniform mat3 mapTransform; + varying vec2 vMapUv; +#endif +#ifdef USE_ALPHAMAP + uniform mat3 alphaMapTransform; + varying vec2 vAlphaMapUv; +#endif +#ifdef USE_LIGHTMAP + uniform mat3 lightMapTransform; + varying vec2 vLightMapUv; +#endif +#ifdef USE_AOMAP + uniform mat3 aoMapTransform; + varying vec2 vAoMapUv; +#endif +#ifdef USE_BUMPMAP + uniform mat3 bumpMapTransform; + varying vec2 vBumpMapUv; +#endif +#ifdef USE_NORMALMAP + uniform mat3 normalMapTransform; + varying vec2 vNormalMapUv; +#endif +#ifdef USE_DISPLACEMENTMAP + uniform mat3 displacementMapTransform; + varying vec2 vDisplacementMapUv; +#endif +#ifdef USE_EMISSIVEMAP + uniform mat3 emissiveMapTransform; + varying vec2 vEmissiveMapUv; +#endif +#ifdef USE_METALNESSMAP + uniform mat3 metalnessMapTransform; + varying vec2 vMetalnessMapUv; +#endif +#ifdef USE_ROUGHNESSMAP + uniform mat3 roughnessMapTransform; + varying vec2 vRoughnessMapUv; +#endif +#ifdef USE_ANISOTROPYMAP + uniform mat3 anisotropyMapTransform; + varying vec2 vAnisotropyMapUv; +#endif +#ifdef USE_CLEARCOATMAP + uniform mat3 clearcoatMapTransform; + varying vec2 vClearcoatMapUv; +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + uniform mat3 clearcoatNormalMapTransform; + varying vec2 vClearcoatNormalMapUv; +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + uniform mat3 clearcoatRoughnessMapTransform; + varying vec2 vClearcoatRoughnessMapUv; +#endif +#ifdef USE_SHEEN_COLORMAP + uniform mat3 sheenColorMapTransform; + varying vec2 vSheenColorMapUv; +#endif +#ifdef USE_SHEEN_ROUGHNESSMAP + uniform mat3 sheenRoughnessMapTransform; + varying vec2 vSheenRoughnessMapUv; +#endif +#ifdef USE_IRIDESCENCEMAP + uniform mat3 iridescenceMapTransform; + varying vec2 vIridescenceMapUv; +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + uniform mat3 iridescenceThicknessMapTransform; + varying vec2 vIridescenceThicknessMapUv; +#endif +#ifdef USE_SPECULARMAP + uniform mat3 specularMapTransform; + varying vec2 vSpecularMapUv; +#endif +#ifdef USE_SPECULAR_COLORMAP + uniform mat3 specularColorMapTransform; + varying vec2 vSpecularColorMapUv; +#endif +#ifdef USE_SPECULAR_INTENSITYMAP + uniform mat3 specularIntensityMapTransform; + varying vec2 vSpecularIntensityMapUv; +#endif +#ifdef USE_TRANSMISSIONMAP + uniform mat3 transmissionMapTransform; + varying vec2 vTransmissionMapUv; +#endif +#ifdef USE_THICKNESSMAP + uniform mat3 thicknessMapTransform; + varying vec2 vThicknessMapUv; +#endif`,pd=`#if defined( USE_UV ) || defined( USE_ANISOTROPY ) + vUv = vec3( uv, 1 ).xy; +#endif +#ifdef USE_MAP + vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy; +#endif +#ifdef USE_ALPHAMAP + vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_LIGHTMAP + vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_AOMAP + vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_BUMPMAP + vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_NORMALMAP + vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_DISPLACEMENTMAP + vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_EMISSIVEMAP + vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_METALNESSMAP + vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_ROUGHNESSMAP + vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_ANISOTROPYMAP + vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_CLEARCOATMAP + vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_CLEARCOAT_NORMALMAP + vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_CLEARCOAT_ROUGHNESSMAP + vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_IRIDESCENCEMAP + vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_IRIDESCENCE_THICKNESSMAP + vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_SHEEN_COLORMAP + vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_SHEEN_ROUGHNESSMAP + vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_SPECULARMAP + vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_SPECULAR_COLORMAP + vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_SPECULAR_INTENSITYMAP + vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_TRANSMISSIONMAP + vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy; +#endif +#ifdef USE_THICKNESSMAP + vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy; +#endif`,md=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0 + vec4 worldPosition = vec4( transformed, 1.0 ); + #ifdef USE_BATCHING + worldPosition = batchingMatrix * worldPosition; + #endif + #ifdef USE_INSTANCING + worldPosition = instanceMatrix * worldPosition; + #endif + worldPosition = modelMatrix * worldPosition; +#endif`;const _d=`varying vec2 vUv; +uniform mat3 uvTransform; +void main() { + vUv = ( uvTransform * vec3( uv, 1 ) ).xy; + gl_Position = vec4( position.xy, 1.0, 1.0 ); +}`,gd=`uniform sampler2D t2D; +uniform float backgroundIntensity; +varying vec2 vUv; +void main() { + vec4 texColor = texture2D( t2D, vUv ); + #ifdef DECODE_VIDEO_TEXTURE + texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w ); + #endif + texColor.rgb *= backgroundIntensity; + gl_FragColor = texColor; + #include + #include +}`,xd=`varying vec3 vWorldDirection; +#include +void main() { + vWorldDirection = transformDirection( position, modelMatrix ); + #include + #include + gl_Position.z = gl_Position.w; +}`,vd=`#ifdef ENVMAP_TYPE_CUBE + uniform samplerCube envMap; +#elif defined( ENVMAP_TYPE_CUBE_UV ) + uniform sampler2D envMap; +#endif +uniform float flipEnvMap; +uniform float backgroundBlurriness; +uniform float backgroundIntensity; +uniform mat3 backgroundRotation; +varying vec3 vWorldDirection; +#include +void main() { + #ifdef ENVMAP_TYPE_CUBE + vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) ); + #elif defined( ENVMAP_TYPE_CUBE_UV ) + vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness ); + #else + vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 ); + #endif + texColor.rgb *= backgroundIntensity; + gl_FragColor = texColor; + #include + #include +}`,Md=`varying vec3 vWorldDirection; +#include +void main() { + vWorldDirection = transformDirection( position, modelMatrix ); + #include + #include + gl_Position.z = gl_Position.w; +}`,Sd=`uniform samplerCube tCube; +uniform float tFlip; +uniform float opacity; +varying vec3 vWorldDirection; +void main() { + vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) ); + gl_FragColor = texColor; + gl_FragColor.a *= opacity; + #include + #include +}`,Ed=`#include +#include +#include +#include +#include +#include +#include +#include +varying vec2 vHighPrecisionZW; +void main() { + #include + #include + #include + #include + #ifdef USE_DISPLACEMENTMAP + #include + #include + #include + #endif + #include + #include + #include + #include + #include + #include + #include + vHighPrecisionZW = gl_Position.zw; +}`,yd=`#if DEPTH_PACKING == 3200 + uniform float opacity; +#endif +#include +#include +#include +#include +#include +#include +#include +#include +#include +varying vec2 vHighPrecisionZW; +void main() { + vec4 diffuseColor = vec4( 1.0 ); + #include + #if DEPTH_PACKING == 3200 + diffuseColor.a = opacity; + #endif + #include + #include + #include + #include + #include + #ifdef USE_REVERSED_DEPTH_BUFFER + float fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ]; + #else + float fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5; + #endif + #if DEPTH_PACKING == 3200 + gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity ); + #elif DEPTH_PACKING == 3201 + gl_FragColor = packDepthToRGBA( fragCoordZ ); + #elif DEPTH_PACKING == 3202 + gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 ); + #elif DEPTH_PACKING == 3203 + gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 ); + #endif +}`,Td=`#define DISTANCE +varying vec3 vWorldPosition; +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #ifdef USE_DISPLACEMENTMAP + #include + #include + #include + #endif + #include + #include + #include + #include + #include + #include + #include + vWorldPosition = worldPosition.xyz; +}`,bd=`#define DISTANCE +uniform vec3 referencePosition; +uniform float nearDistance; +uniform float farDistance; +varying vec3 vWorldPosition; +#include +#include +#include +#include +#include +#include +#include +void main () { + vec4 diffuseColor = vec4( 1.0 ); + #include + #include + #include + #include + #include + float dist = length( vWorldPosition - referencePosition ); + dist = ( dist - nearDistance ) / ( farDistance - nearDistance ); + dist = saturate( dist ); + gl_FragColor = vec4( dist, 0.0, 0.0, 1.0 ); +}`,Ad=`varying vec3 vWorldDirection; +#include +void main() { + vWorldDirection = transformDirection( position, modelMatrix ); + #include + #include +}`,wd=`uniform sampler2D tEquirect; +varying vec3 vWorldDirection; +#include +void main() { + vec3 direction = normalize( vWorldDirection ); + vec2 sampleUV = equirectUv( direction ); + gl_FragColor = texture2D( tEquirect, sampleUV ); + #include + #include +}`,Rd=`uniform float scale; +attribute float lineDistance; +varying float vLineDistance; +#include +#include +#include +#include +#include +#include +#include +void main() { + vLineDistance = scale * lineDistance; + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include +}`,Cd=`uniform vec3 diffuse; +uniform float opacity; +uniform float dashSize; +uniform float totalSize; +varying float vLineDistance; +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + if ( mod( vLineDistance, totalSize ) > dashSize ) { + discard; + } + vec3 outgoingLight = vec3( 0.0 ); + #include + #include + #include + outgoingLight = diffuseColor.rgb; + #include + #include + #include + #include + #include +}`,Pd=`#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #if defined ( USE_ENVMAP ) || defined ( USE_SKINNING ) + #include + #include + #include + #include + #include + #endif + #include + #include + #include + #include + #include + #include + #include + #include + #include +}`,Dd=`uniform vec3 diffuse; +uniform float opacity; +#ifndef FLAT_SHADED + varying vec3 vNormal; +#endif +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + #include + #include + #include + #include + #include + #include + #include + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + #ifdef USE_LIGHTMAP + vec4 lightMapTexel = texture2D( lightMap, vLightMapUv ); + reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI; + #else + reflectedLight.indirectDiffuse += vec3( 1.0 ); + #endif + #include + reflectedLight.indirectDiffuse *= diffuseColor.rgb; + vec3 outgoingLight = reflectedLight.indirectDiffuse; + #include + #include + #include + #include + #include + #include + #include +}`,Ld=`#define LAMBERT +varying vec3 vViewPosition; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vViewPosition = - mvPosition.xyz; + #include + #include + #include + #include +}`,Id=`#define LAMBERT +uniform vec3 diffuse; +uniform vec3 emissive; +uniform float opacity; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance; + #include + #include + #include + #include + #include + #include + #include +}`,Ud=`#define MATCAP +varying vec3 vViewPosition; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vViewPosition = - mvPosition.xyz; +}`,Nd=`#define MATCAP +uniform vec3 diffuse; +uniform float opacity; +uniform sampler2D matcap; +varying vec3 vViewPosition; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + #include + #include + #include + #include + #include + #include + #include + #include + vec3 viewDir = normalize( vViewPosition ); + vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) ); + vec3 y = cross( viewDir, x ); + vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5; + #ifdef USE_MATCAP + vec4 matcapColor = texture2D( matcap, uv ); + #else + vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 ); + #endif + vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb; + #include + #include + #include + #include + #include + #include +}`,Fd=`#define NORMAL +#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) + varying vec3 vViewPosition; +#endif +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include +#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) + vViewPosition = - mvPosition.xyz; +#endif +}`,Od=`#define NORMAL +uniform float opacity; +#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) + varying vec3 vViewPosition; +#endif +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity ); + #include + #include + #include + #include + gl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a ); + #ifdef OPAQUE + gl_FragColor.a = 1.0; + #endif +}`,Bd=`#define PHONG +varying vec3 vViewPosition; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vViewPosition = - mvPosition.xyz; + #include + #include + #include + #include +}`,zd=`#define PHONG +uniform vec3 diffuse; +uniform vec3 emissive; +uniform vec3 specular; +uniform float shininess; +uniform float opacity; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance; + #include + #include + #include + #include + #include + #include + #include +}`,Gd=`#define STANDARD +varying vec3 vViewPosition; +#ifdef USE_TRANSMISSION + varying vec3 vWorldPosition; +#endif +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vViewPosition = - mvPosition.xyz; + #include + #include + #include +#ifdef USE_TRANSMISSION + vWorldPosition = worldPosition.xyz; +#endif +}`,Vd=`#define STANDARD +#ifdef PHYSICAL + #define IOR + #define USE_SPECULAR +#endif +uniform vec3 diffuse; +uniform vec3 emissive; +uniform float roughness; +uniform float metalness; +uniform float opacity; +#ifdef IOR + uniform float ior; +#endif +#ifdef USE_SPECULAR + uniform float specularIntensity; + uniform vec3 specularColor; + #ifdef USE_SPECULAR_COLORMAP + uniform sampler2D specularColorMap; + #endif + #ifdef USE_SPECULAR_INTENSITYMAP + uniform sampler2D specularIntensityMap; + #endif +#endif +#ifdef USE_CLEARCOAT + uniform float clearcoat; + uniform float clearcoatRoughness; +#endif +#ifdef USE_DISPERSION + uniform float dispersion; +#endif +#ifdef USE_IRIDESCENCE + uniform float iridescence; + uniform float iridescenceIOR; + uniform float iridescenceThicknessMinimum; + uniform float iridescenceThicknessMaximum; +#endif +#ifdef USE_SHEEN + uniform vec3 sheenColor; + uniform float sheenRoughness; + #ifdef USE_SHEEN_COLORMAP + uniform sampler2D sheenColorMap; + #endif + #ifdef USE_SHEEN_ROUGHNESSMAP + uniform sampler2D sheenRoughnessMap; + #endif +#endif +#ifdef USE_ANISOTROPY + uniform vec2 anisotropyVector; + #ifdef USE_ANISOTROPYMAP + uniform sampler2D anisotropyMap; + #endif +#endif +varying vec3 vViewPosition; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse; + vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular; + #include + vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance; + #ifdef USE_SHEEN + + outgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect; + + #endif + #ifdef USE_CLEARCOAT + float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) ); + vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc ); + outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat; + #endif + #include + #include + #include + #include + #include + #include +}`,Hd=`#define TOON +varying vec3 vViewPosition; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vViewPosition = - mvPosition.xyz; + #include + #include + #include +}`,kd=`#define TOON +uniform vec3 diffuse; +uniform vec3 emissive; +uniform float opacity; +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); + vec3 totalEmissiveRadiance = emissive; + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance; + #include + #include + #include + #include + #include + #include +}`,Wd=`uniform float size; +uniform float scale; +#include +#include +#include +#include +#include +#include +#ifdef USE_POINTS_UV + varying vec2 vUv; + uniform mat3 uvTransform; +#endif +void main() { + #ifdef USE_POINTS_UV + vUv = ( uvTransform * vec3( uv, 1 ) ).xy; + #endif + #include + #include + #include + #include + #include + #include + gl_PointSize = size; + #ifdef USE_SIZEATTENUATION + bool isPerspective = isPerspectiveMatrix( projectionMatrix ); + if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z ); + #endif + #include + #include + #include + #include +}`,Xd=`uniform vec3 diffuse; +uniform float opacity; +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + vec3 outgoingLight = vec3( 0.0 ); + #include + #include + #include + #include + #include + outgoingLight = diffuseColor.rgb; + #include + #include + #include + #include + #include +}`,qd=`#include +#include +#include +#include +#include +#include +#include +void main() { + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include + #include +}`,Yd=`uniform vec3 color; +uniform float opacity; +#include +#include +#include +#include +#include +#include +#include +void main() { + #include + gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) ); + #include + #include + #include +}`,Kd=`uniform float rotation; +uniform vec2 center; +#include +#include +#include +#include +#include +void main() { + #include + vec4 mvPosition = modelViewMatrix[ 3 ]; + vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) ); + #ifndef USE_SIZEATTENUATION + bool isPerspective = isPerspectiveMatrix( projectionMatrix ); + if ( isPerspective ) scale *= - mvPosition.z; + #endif + vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale; + vec2 rotatedPosition; + rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y; + rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y; + mvPosition.xy += rotatedPosition; + gl_Position = projectionMatrix * mvPosition; + #include + #include + #include +}`,Zd=`uniform vec3 diffuse; +uniform float opacity; +#include +#include +#include +#include +#include +#include +#include +#include +#include +void main() { + vec4 diffuseColor = vec4( diffuse, opacity ); + #include + vec3 outgoingLight = vec3( 0.0 ); + #include + #include + #include + #include + #include + outgoingLight = diffuseColor.rgb; + #include + #include + #include + #include +}`,Le={alphahash_fragment:gh,alphahash_pars_fragment:xh,alphamap_fragment:vh,alphamap_pars_fragment:Mh,alphatest_fragment:Sh,alphatest_pars_fragment:Eh,aomap_fragment:yh,aomap_pars_fragment:Th,batching_pars_vertex:bh,batching_vertex:Ah,begin_vertex:wh,beginnormal_vertex:Rh,bsdfs:Ch,iridescence_fragment:Ph,bumpmap_pars_fragment:Dh,clipping_planes_fragment:Lh,clipping_planes_pars_fragment:Ih,clipping_planes_pars_vertex:Uh,clipping_planes_vertex:Nh,color_fragment:Fh,color_pars_fragment:Oh,color_pars_vertex:Bh,color_vertex:zh,common:Gh,cube_uv_reflection_fragment:Vh,defaultnormal_vertex:Hh,displacementmap_pars_vertex:kh,displacementmap_vertex:Wh,emissivemap_fragment:Xh,emissivemap_pars_fragment:qh,colorspace_fragment:Yh,colorspace_pars_fragment:Kh,envmap_fragment:Zh,envmap_common_pars_fragment:jh,envmap_pars_fragment:$h,envmap_pars_vertex:Jh,envmap_physical_pars_fragment:cu,envmap_vertex:Qh,fog_vertex:eu,fog_pars_vertex:tu,fog_fragment:nu,fog_pars_fragment:iu,gradientmap_pars_fragment:su,lightmap_pars_fragment:ru,lights_lambert_fragment:au,lights_lambert_pars_fragment:ou,lights_pars_begin:lu,lights_toon_fragment:hu,lights_toon_pars_fragment:uu,lights_phong_fragment:du,lights_phong_pars_fragment:fu,lights_physical_fragment:pu,lights_physical_pars_fragment:mu,lights_fragment_begin:_u,lights_fragment_maps:gu,lights_fragment_end:xu,logdepthbuf_fragment:vu,logdepthbuf_pars_fragment:Mu,logdepthbuf_pars_vertex:Su,logdepthbuf_vertex:Eu,map_fragment:yu,map_pars_fragment:Tu,map_particle_fragment:bu,map_particle_pars_fragment:Au,metalnessmap_fragment:wu,metalnessmap_pars_fragment:Ru,morphinstance_vertex:Cu,morphcolor_vertex:Pu,morphnormal_vertex:Du,morphtarget_pars_vertex:Lu,morphtarget_vertex:Iu,normal_fragment_begin:Uu,normal_fragment_maps:Nu,normal_pars_fragment:Fu,normal_pars_vertex:Ou,normal_vertex:Bu,normalmap_pars_fragment:zu,clearcoat_normal_fragment_begin:Gu,clearcoat_normal_fragment_maps:Vu,clearcoat_pars_fragment:Hu,iridescence_pars_fragment:ku,opaque_fragment:Wu,packing:Xu,premultiplied_alpha_fragment:qu,project_vertex:Yu,dithering_fragment:Ku,dithering_pars_fragment:Zu,roughnessmap_fragment:ju,roughnessmap_pars_fragment:$u,shadowmap_pars_fragment:Ju,shadowmap_pars_vertex:Qu,shadowmap_vertex:ed,shadowmask_pars_fragment:td,skinbase_vertex:nd,skinning_pars_vertex:id,skinning_vertex:sd,skinnormal_vertex:rd,specularmap_fragment:ad,specularmap_pars_fragment:od,tonemapping_fragment:ld,tonemapping_pars_fragment:cd,transmission_fragment:hd,transmission_pars_fragment:ud,uv_pars_fragment:dd,uv_pars_vertex:fd,uv_vertex:pd,worldpos_vertex:md,background_vert:_d,background_frag:gd,backgroundCube_vert:xd,backgroundCube_frag:vd,cube_vert:Md,cube_frag:Sd,depth_vert:Ed,depth_frag:yd,distance_vert:Td,distance_frag:bd,equirect_vert:Ad,equirect_frag:wd,linedashed_vert:Rd,linedashed_frag:Cd,meshbasic_vert:Pd,meshbasic_frag:Dd,meshlambert_vert:Ld,meshlambert_frag:Id,meshmatcap_vert:Ud,meshmatcap_frag:Nd,meshnormal_vert:Fd,meshnormal_frag:Od,meshphong_vert:Bd,meshphong_frag:zd,meshphysical_vert:Gd,meshphysical_frag:Vd,meshtoon_vert:Hd,meshtoon_frag:kd,points_vert:Wd,points_frag:Xd,shadow_vert:qd,shadow_frag:Yd,sprite_vert:Kd,sprite_frag:Zd},oe={common:{diffuse:{value:new Oe(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new De},alphaMap:{value:null},alphaMapTransform:{value:new De},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new De}},envmap:{envMap:{value:null},envMapRotation:{value:new De},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new De}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new De}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new De},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new De},normalScale:{value:new Re(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new De},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new De}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new De}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new De}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Oe(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Oe(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new De},alphaTest:{value:0},uvTransform:{value:new De}},sprite:{diffuse:{value:new Oe(16777215)},opacity:{value:1},center:{value:new Re(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new De},alphaMap:{value:null},alphaMapTransform:{value:new De},alphaTest:{value:0}}},Jt={basic:{uniforms:At([oe.common,oe.specularmap,oe.envmap,oe.aomap,oe.lightmap,oe.fog]),vertexShader:Le.meshbasic_vert,fragmentShader:Le.meshbasic_frag},lambert:{uniforms:At([oe.common,oe.specularmap,oe.envmap,oe.aomap,oe.lightmap,oe.emissivemap,oe.bumpmap,oe.normalmap,oe.displacementmap,oe.fog,oe.lights,{emissive:{value:new Oe(0)}}]),vertexShader:Le.meshlambert_vert,fragmentShader:Le.meshlambert_frag},phong:{uniforms:At([oe.common,oe.specularmap,oe.envmap,oe.aomap,oe.lightmap,oe.emissivemap,oe.bumpmap,oe.normalmap,oe.displacementmap,oe.fog,oe.lights,{emissive:{value:new 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a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,s,"latitudinal",r),this._halfBlur(a,e,n,n,s,"longitudinal",r)}_halfBlur(e,t,n,s,r,a,o){const l=this._renderer,c=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&We("blur direction must be either latitudinal or longitudinal!");const h=3,d=this._lodMeshes[s];d.material=c;const p=c.uniforms,f=this._sizeLods[n]-1,_=isFinite(r)?Math.PI/(2*f):2*Math.PI/(2*zn-1),x=r/_,m=isFinite(r)?1+Math.floor(h*x):zn;m>zn&&Ae(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${zn}`);const u=[];let T=0;for(let C=0;Cy-wn?s-y+wn:0),w=4*(this._cubeSize-b);oi(t,A,w,3*b,2*b),l.setRenderTarget(t),l.render(d,wi)}}function af(i){const e=[],t=[],n=[];let s=i;const r=i-wn+1+po.length;for(let a=0;ai-wn?l=po[a-i+wn-1]:a===0&&(l=0),t.push(l);const c=1/(o-2),h=-c,d=1+c,p=[h,h,d,h,d,d,h,h,d,d,h,d],f=6,_=6,x=3,m=2,u=1,T=new Float32Array(x*_*f),y=new Float32Array(m*_*f),b=new Float32Array(u*_*f);for(let w=0;w2?0:-1,M=[C,O,0,C+2/3,O,0,C+2/3,O+1,0,C,O,0,C+2/3,O+1,0,C,O+1,0];T.set(M,x*_*w),y.set(p,m*_*w);const S=[w,w,w,w,w,w];b.set(S,u*_*w)}const A=new Mt;A.setAttribute("position",new sn(T,x)),A.setAttribute("uv",new sn(y,m)),A.setAttribute("faceIndex",new sn(b,u)),n.push(new Lt(A,null)),s>wn&&s--}return{lodMeshes:n,sizeLods:e,sigmas:t}}function go(i,e,t){const n=new nn(i,e,t);return n.texture.mapping=bs,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function oi(i,e,t,n,s){i.viewport.set(e,t,n,s),i.scissor.set(e,t,n,s)}function of(i,e,t){return new on({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:sf,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${i}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:Rs(),fragmentShader:` + + precision highp float; + precision highp int; + + varying vec3 vOutputDirection; + + uniform sampler2D envMap; + uniform float roughness; + uniform float mipInt; + + #define ENVMAP_TYPE_CUBE_UV + #include + + #define PI 3.14159265359 + + // Van der Corput radical inverse + float radicalInverse_VdC(uint bits) { + bits = (bits << 16u) | (bits >> 16u); + bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u); + bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u); + bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u); + bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u); + return float(bits) * 2.3283064365386963e-10; // / 0x100000000 + } + + // Hammersley sequence + vec2 hammersley(uint i, uint N) { + return vec2(float(i) / float(N), radicalInverse_VdC(i)); + } + + // GGX VNDF importance sampling (Eric Heitz 2018) + // "Sampling the GGX Distribution of Visible Normals" + // https://jcgt.org/published/0007/04/01/ + vec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) { + float alpha = roughness * roughness; + + // Section 3.2: Transform view direction to hemisphere configuration + vec3 Vh = normalize(vec3(alpha * V.x, alpha * V.y, V.z)); + + // Section 4.1: Orthonormal basis + float lensq = Vh.x * Vh.x + Vh.y * Vh.y; + vec3 T1 = lensq > 0.0 ? vec3(-Vh.y, Vh.x, 0.0) / sqrt(lensq) : vec3(1.0, 0.0, 0.0); + vec3 T2 = cross(Vh, T1); + + // Section 4.2: Parameterization of projected area + float r = sqrt(Xi.x); + float phi = 2.0 * PI * Xi.y; + float t1 = r * cos(phi); + float t2 = r * sin(phi); + float s = 0.5 * (1.0 + Vh.z); + t2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2; + + // Section 4.3: Reprojection onto hemisphere + vec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * Vh; + + // Section 3.4: Transform back to ellipsoid configuration + return normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z))); + } + + void main() { + vec3 N = normalize(vOutputDirection); + vec3 V = N; // Assume view direction equals normal for pre-filtering + + vec3 prefilteredColor = vec3(0.0); + float totalWeight = 0.0; + + // For very low roughness, just sample the environment directly + if (roughness < 0.001) { + gl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0); + return; + } + + // Tangent space basis for VNDF sampling + vec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0); + vec3 tangent = normalize(cross(up, N)); + vec3 bitangent = cross(N, tangent); + + for(uint i = 0u; i < uint(GGX_SAMPLES); i++) { + vec2 Xi = hammersley(i, uint(GGX_SAMPLES)); + + // For PMREM, V = N, so in tangent space V is always (0, 0, 1) + vec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness); + + // Transform H back to world space + vec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z); + vec3 L = normalize(2.0 * dot(V, H) * H - V); + + float NdotL = max(dot(N, L), 0.0); + + if(NdotL > 0.0) { + // Sample environment at fixed mip level + // VNDF importance sampling handles the distribution filtering + vec3 sampleColor = bilinearCubeUV(envMap, L, mipInt); + + // Weight by NdotL for the split-sum approximation + // VNDF PDF naturally accounts for the visible microfacet distribution + prefilteredColor += sampleColor * NdotL; + totalWeight += NdotL; + } + } + + if (totalWeight > 0.0) { + prefilteredColor = prefilteredColor / totalWeight; + } + + gl_FragColor = vec4(prefilteredColor, 1.0); + } + `,blending:mn,depthTest:!1,depthWrite:!1})}function lf(i,e,t){const n=new Float32Array(zn),s=new I(0,1,0);return new on({name:"SphericalGaussianBlur",defines:{n:zn,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${i}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:s}},vertexShader:Rs(),fragmentShader:` + + precision mediump float; + precision mediump int; + + varying vec3 vOutputDirection; + + uniform sampler2D envMap; + uniform int samples; + uniform float weights[ n ]; + uniform bool latitudinal; + uniform float dTheta; + uniform float mipInt; + uniform vec3 poleAxis; + + #define ENVMAP_TYPE_CUBE_UV + #include + + vec3 getSample( float theta, vec3 axis ) { + + float cosTheta = cos( theta ); + // Rodrigues' axis-angle rotation + vec3 sampleDirection = vOutputDirection * cosTheta + + cross( axis, vOutputDirection ) * sin( theta ) + + axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta ); + + return bilinearCubeUV( envMap, sampleDirection, mipInt ); + + } + + void main() { + + vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection ); + + if ( all( equal( axis, vec3( 0.0 ) ) ) ) { + + axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x ); + + } + + axis = normalize( axis ); + + gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 ); + gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis ); + + for ( int i = 1; i < n; i++ ) { + + if ( i >= samples ) { + + break; + + } + + float theta = dTheta * float( i ); + gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis ); + gl_FragColor.rgb += weights[ i ] * getSample( theta, axis ); + + } + + } + `,blending:mn,depthTest:!1,depthWrite:!1})}function xo(){return new on({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Rs(),fragmentShader:` + + precision mediump float; + precision mediump int; + + varying vec3 vOutputDirection; + + uniform sampler2D envMap; + + #include + + void main() { + + vec3 outputDirection = normalize( vOutputDirection ); + vec2 uv = equirectUv( outputDirection ); + + gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 ); + + } + `,blending:mn,depthTest:!1,depthWrite:!1})}function vo(){return new on({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Rs(),fragmentShader:` + + precision mediump float; + precision mediump int; + + uniform float flipEnvMap; + + varying vec3 vOutputDirection; + + uniform samplerCube envMap; + + void main() { + + gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) ); + + } + 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n(){e=new WeakMap}return{get:t,dispose:n}}const Yp=`void main() { + gl_Position = vec4( position, 1.0 ); +}`,Kp=`uniform sampler2D shadow_pass; +uniform vec2 resolution; +uniform float radius; +void main() { + const float samples = float( VSM_SAMPLES ); + float mean = 0.0; + float squared_mean = 0.0; + float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 ); + float uvStart = samples <= 1.0 ? 0.0 : - 1.0; + for ( float i = 0.0; i < samples; i ++ ) { + float uvOffset = uvStart + i * uvStride; + #ifdef HORIZONTAL_PASS + vec2 distribution = texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ).rg; + mean += distribution.x; + squared_mean += distribution.y * distribution.y + distribution.x * distribution.x; + #else + float depth = texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ).r; + mean += depth; + squared_mean += depth * depth; + #endif + } + mean = mean / samples; + squared_mean = squared_mean / samples; + float std_dev = sqrt( max( 0.0, squared_mean - mean * mean ) ); + gl_FragColor = vec4( mean, std_dev, 0.0, 1.0 ); +}`,Zp=[new I(1,0,0),new I(-1,0,0),new I(0,1,0),new I(0,-1,0),new I(0,0,1),new I(0,0,-1)],jp=[new I(0,-1,0),new I(0,-1,0),new I(0,0,1),new I(0,0,-1),new I(0,-1,0),new I(0,-1,0)],Fo=new it,Ri=new I,hr=new I;function $p(i,e,t){let n=new Sa;const s=new Re,r=new Re,a=new ct,o=new oh,l=new lh,c={},h=t.maxTextureSize,d={[Rn]:It,[It]:Rn,[Bt]:Bt},p=new on({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new Re},radius:{value:4}},vertexShader:Yp,fragmentShader:Kp}),f=p.clone();f.defines.HORIZONTAL_PASS=1;const _=new Mt;_.setAttribute("position",new sn(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const x=new Lt(_,p),m=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=fs;let 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ae=0;ae0||C.map&&C.alphaTest>0||C.alphaToCoverage===!0){const V=S.uuid,G=C.uuid;let Y=c[V];Y===void 0&&(Y={},c[V]=Y);let X=Y[G];X===void 0&&(X=S.clone(),Y[G]=X,C.addEventListener("dispose",A)),S=X}if(S.visible=C.visible,S.wireframe=C.wireframe,M===Ci?S.side=C.shadowSide!==null?C.shadowSide:C.side:S.side=C.shadowSide!==null?C.shadowSide:d[C.side],S.alphaMap=C.alphaMap,S.alphaTest=C.alphaToCoverage===!0?.5:C.alphaTest,S.map=C.map,S.clipShadows=C.clipShadows,S.clippingPlanes=C.clippingPlanes,S.clipIntersection=C.clipIntersection,S.displacementMap=C.displacementMap,S.displacementScale=C.displacementScale,S.displacementBias=C.displacementBias,S.wireframeLinewidth=C.wireframeLinewidth,S.linewidth=C.linewidth,O.isPointLight===!0&&S.isMeshDistanceMaterial===!0){const V=i.properties.get(S);V.light=O}return S}function b(w,C,O,M,S){if(w.visible===!1)return;if(w.layers.test(C.layers)&&(w.isMesh||w.isLine||w.isPoints)&&(w.castShadow||w.receiveShadow&&S===Ci)&&(!w.frustumCulled||n.intersectsObject(w))){w.modelViewMatrix.multiplyMatrices(O.matrixWorldInverse,w.matrixWorld);const G=e.update(w),Y=w.material;if(Array.isArray(Y)){const X=G.groups;for(let k=0,z=X.length;k=1):j.indexOf("OpenGL ES")!==-1&&(z=parseFloat(/^OpenGL ES (\d)/.exec(j)[1]),k=z>=2);let he=null,ae={};const ue=i.getParameter(i.SCISSOR_BOX),Be=i.getParameter(i.VIEWPORT),Ie=new ct().fromArray(ue),at=new ct().fromArray(Be);function st(P,ce,ee,de){const J=new Uint8Array(4),K=i.createTexture();i.bindTexture(P,K),i.texParameteri(P,i.TEXTURE_MIN_FILTER,i.NEAREST),i.texParameteri(P,i.TEXTURE_MAG_FILTER,i.NEAREST);for(let te=0;te"u"?!1:/OculusBrowser/g.test(navigator.userAgent),c=new Re,h=new WeakMap;let d;const p=new WeakMap;let f=!1;try{f=typeof OffscreenCanvas<"u"&&new OffscreenCanvas(1,1).getContext("2d")!==null}catch{}function _(E,g){return 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E.isWebGLCubeRenderTarget?i.TEXTURE_CUBE_MAP:E.isWebGL3DRenderTarget?i.TEXTURE_3D:E.isWebGLArrayRenderTarget||E.isCompressedArrayTexture?i.TEXTURE_2D_ARRAY:i.TEXTURE_2D}function y(E,g,L,W,Z=!1){if(E!==null){if(i[E]!==void 0)return i[E];Ae("WebGLRenderer: Attempt to use non-existing WebGL internal format '"+E+"'")}let 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null;return n===Ii?i.UNSIGNED_INT_24_8:i[n]!==void 0?i[n]:null}return{convert:t}}const nm=` +void main() { + + gl_Position = vec4( position, 1.0 ); + +}`,im=` +uniform sampler2DArray depthColor; +uniform float depthWidth; +uniform float depthHeight; + +void main() { + + vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight ); + + if ( coord.x >= 1.0 ) { + + gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r; + + } else { + + gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r; + + } + +}`;class sm{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t){if(this.texture===null){const n=new Tl(e.texture);(e.depthNear!==t.depthNear||e.depthFar!==t.depthFar)&&(this.depthNear=e.depthNear,this.depthFar=e.depthFar),this.texture=n}}getMesh(e){if(this.texture!==null&&this.mesh===null){const t=e.cameras[0].viewport,n=new 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T=e.get(u),y=T.envMap,b=T.envMapRotation;y&&(m.envMap.value=y,On.copy(b),On.x*=-1,On.y*=-1,On.z*=-1,y.isCubeTexture&&y.isRenderTargetTexture===!1&&(On.y*=-1,On.z*=-1),m.envMapRotation.value.setFromMatrix4(am.makeRotationFromEuler(On)),m.flipEnvMap.value=y.isCubeTexture&&y.isRenderTargetTexture===!1?-1:1,m.reflectivity.value=u.reflectivity,m.ior.value=u.ior,m.refractionRatio.value=u.refractionRatio),u.lightMap&&(m.lightMap.value=u.lightMap,m.lightMapIntensity.value=u.lightMapIntensity,t(u.lightMap,m.lightMapTransform)),u.aoMap&&(m.aoMap.value=u.aoMap,m.aoMapIntensity.value=u.aoMapIntensity,t(u.aoMap,m.aoMapTransform))}function a(m,u){m.diffuse.value.copy(u.color),m.opacity.value=u.opacity,u.map&&(m.map.value=u.map,t(u.map,m.mapTransform))}function o(m,u){m.dashSize.value=u.dashSize,m.totalSize.value=u.dashSize+u.gapSize,m.scale.value=u.scale}function 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ke=!1;F.version===Te.__version?(Te.needsLights&&Te.lightsStateVersion!==Ke.state.version||Te.outputColorSpace!==le||N.isBatchedMesh&&Te.batching===!1||!N.isBatchedMesh&&Te.batching===!0||N.isBatchedMesh&&Te.batchingColor===!0&&N.colorTexture===null||N.isBatchedMesh&&Te.batchingColor===!1&&N.colorTexture!==null||N.isInstancedMesh&&Te.instancing===!1||!N.isInstancedMesh&&Te.instancing===!0||N.isSkinnedMesh&&Te.skinning===!1||!N.isSkinnedMesh&&Te.skinning===!0||N.isInstancedMesh&&Te.instancingColor===!0&&N.instanceColor===null||N.isInstancedMesh&&Te.instancingColor===!1&&N.instanceColor!==null||N.isInstancedMesh&&Te.instancingMorph===!0&&N.morphTexture===null||N.isInstancedMesh&&Te.instancingMorph===!1&&N.morphTexture!==null||Te.envMap!==me||F.fog===!0&&Te.fog!==re||Te.numClippingPlanes!==void 0&&(Te.numClippingPlanes!==_e.numPlanes||Te.numIntersection!==_e.numIntersection)||Te.vertexAlphas!==Ee||Te.vertexTangents!==be||Te.morphTargets!==ye||Te.morphNormals!==ze||Te.morphColors!==je||Te.toneMapping!==ot||Te.morphTargetsCount!==Qe)&&(ke=!0):(ke=!0,Te.__version=F.version);let Ut=Te.currentProgram;ke===!0&&(Ut=Vi(F,U,N));let Yn=!1,Nt=!1,Mi=!1;const nt=Ut.getUniforms(),Rt=Te.uniforms;if(ve.useProgram(Ut.program)&&(Yn=!0,Nt=!0,Mi=!0),F.id!==Y&&(Y=F.id,Nt=!0),Yn||X!==v){ve.buffers.depth.getReversed()&&v.reversedDepth!==!0&&(v._reversedDepth=!0,v.updateProjectionMatrix()),nt.setValue(R,"projectionMatrix",v.projectionMatrix),nt.setValue(R,"viewMatrix",v.matrixWorldInverse);const Ct=nt.map.cameraPosition;Ct!==void 0&&Ct.setValue(R,Ge.setFromMatrixPosition(v.matrixWorld)),et.logarithmicDepthBuffer&&nt.setValue(R,"logDepthBufFC",2/(Math.log(v.far+1)/Math.LN2)),(F.isMeshPhongMaterial||F.isMeshToonMaterial||F.isMeshLambertMaterial||F.isMeshBasicMaterial||F.isMeshStandardMaterial||F.isShaderMaterial)&&nt.setValue(R,"isOrthographic",v.isOrthographicCamera===!0),X!==v&&(X=v,Nt=!0,Mi=!0)}if(Te.needsLights&&(Ke.state.directionalShadowMap.length>0&&nt.setValue(R,"directionalShadowMap",Ke.state.directionalShadowMap,L),Ke.state.spotShadowMap.length>0&&nt.setValue(R,"spotShadowMap",Ke.state.spotShadowMap,L),Ke.state.pointShadowMap.length>0&&nt.setValue(R,"pointShadowMap",Ke.state.pointShadowMap,L)),N.isSkinnedMesh){nt.setOptional(R,N,"bindMatrix"),nt.setOptional(R,N,"bindMatrixInverse");const bt=N.skeleton;bt&&(bt.boneTexture===null&&bt.computeBoneTexture(),nt.setValue(R,"boneTexture",bt.boneTexture,L))}N.isBatchedMesh&&(nt.setOptional(R,N,"batchingTexture"),nt.setValue(R,"batchingTexture",N._matricesTexture,L),nt.setOptional(R,N,"batchingIdTexture"),nt.setValue(R,"batchingIdTexture",N._indirectTexture,L),nt.setOptional(R,N,"batchingColorTexture"),N._colorsTexture!==null&&nt.setValue(R,"batchingColorTexture",N._colorsTexture,L));const Gt=B.morphAttributes;if((Gt.position!==void 0||Gt.normal!==void 0||Gt.color!==void 0)&&Ne.update(N,B,Ut),(Nt||Te.receiveShadow!==N.receiveShadow)&&(Te.receiveShadow=N.receiveShadow,nt.setValue(R,"receiveShadow",N.receiveShadow)),F.isMeshGouraudMaterial&&F.envMap!==null&&(Rt.envMap.value=me,Rt.flipEnvMap.value=me.isCubeTexture&&me.isRenderTargetTexture===!1?-1:1),F.isMeshStandardMaterial&&F.envMap===null&&U.environment!==null&&(Rt.envMapIntensity.value=U.environmentIntensity),Rt.dfgLUT!==void 0&&(Rt.dfgLUT.value=hm()),Nt&&(nt.setValue(R,"toneMappingExposure",M.toneMappingExposure),Te.needsLights&&Vl(Rt,Mi),re&&F.fog===!0&&we.refreshFogUniforms(Rt,re),we.refreshMaterialUniforms(Rt,F,Ie,Be,A.state.transmissionRenderTarget[v.id]),vs.upload(R,Da(Te),Rt,L)),F.isShaderMaterial&&F.uniformsNeedUpdate===!0&&(vs.upload(R,Da(Te),Rt,L),F.uniformsNeedUpdate=!1),F.isSpriteMaterial&&nt.setValue(R,"center",N.center),nt.setValue(R,"modelViewMatrix",N.modelViewMatrix),nt.setValue(R,"normalMatrix",N.normalMatrix),nt.setValue(R,"modelMatrix",N.matrixWorld),F.isShaderMaterial||F.isRawShaderMaterial){const bt=F.uniformsGroups;for(let Ct=0,Ls=bt.length;Ct0&&L.useMultisampledRTT(v)===!1?F=g.get(v).__webglMultisampledFramebuffer:Array.isArray(Ee)?F=Ee[B]:F=Ee,k.copy(v.viewport),z.copy(v.scissor),j=v.scissorTest}else k.copy(q).multiplyScalar(Ie).floor(),z.copy($).multiplyScalar(Ie).floor(),j=pe;if(B!==0&&(F=kl),ve.bindFramebuffer(R.FRAMEBUFFER,F)&&ve.drawBuffers(v,F),ve.viewport(k),ve.scissor(z),ve.setScissorTest(j),N){const le=g.get(v.texture);R.framebufferTexture2D(R.FRAMEBUFFER,R.COLOR_ATTACHMENT0,R.TEXTURE_CUBE_MAP_POSITIVE_X+U,le.__webglTexture,B)}else if(re){const le=U;for(let me=0;me=0&&U<=v.width-F&&B>=0&&B<=v.height-N&&(v.textures.length>1&&R.readBuffer(R.COLOR_ATTACHMENT0+le),R.readPixels(U,B,F,N,ee.convert(be),ee.convert(ye),re))}finally{const Ee=G!==null?g.get(G).__webglFramebuffer:null;ve.bindFramebuffer(R.FRAMEBUFFER,Ee)}}},this.readRenderTargetPixelsAsync=async function(v,U,B,F,N,re,fe,le=0){if(!(v&&v.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let me=g.get(v).__webglFramebuffer;if(v.isWebGLCubeRenderTarget&&fe!==void 0&&(me=me[fe]),me)if(U>=0&&U<=v.width-F&&B>=0&&B<=v.height-N){ve.bindFramebuffer(R.FRAMEBUFFER,me);const Ee=v.textures[le],be=Ee.format,ye=Ee.type;if(!et.textureFormatReadable(be))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!et.textureTypeReadable(ye))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const ze=R.createBuffer();R.bindBuffer(R.PIXEL_PACK_BUFFER,ze),R.bufferData(R.PIXEL_PACK_BUFFER,re.byteLength,R.STREAM_READ),v.textures.length>1&&R.readBuffer(R.COLOR_ATTACHMENT0+le),R.readPixels(U,B,F,N,ee.convert(be),ee.convert(ye),0);const je=G!==null?g.get(G).__webglFramebuffer:null;ve.bindFramebuffer(R.FRAMEBUFFER,je);const ot=R.fenceSync(R.SYNC_GPU_COMMANDS_COMPLETE,0);return R.flush(),await bc(R,ot,4),R.bindBuffer(R.PIXEL_PACK_BUFFER,ze),R.getBufferSubData(R.PIXEL_PACK_BUFFER,0,re),R.deleteBuffer(ze),R.deleteSync(ot),re}else throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")},this.copyFramebufferToTexture=function(v,U=null,B=0){const F=Math.pow(2,-B),N=Math.floor(v.image.width*F),re=Math.floor(v.image.height*F),fe=U!==null?U.x:0,le=U!==null?U.y:0;L.setTexture2D(v,0),R.copyTexSubImage2D(R.TEXTURE_2D,B,0,0,fe,le,N,re),ve.unbindTexture()};const Wl=R.createFramebuffer(),Xl=R.createFramebuffer();this.copyTextureToTexture=function(v,U,B=null,F=null,N=0,re=null){re===null&&(N!==0?(Ui("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),re=N,N=0):re=0);let fe,le,me,Ee,be,ye,ze,je,ot;const lt=v.isCompressedTexture?v.mipmaps[re]:v.image;if(B!==null)fe=B.max.x-B.min.x,le=B.max.y-B.min.y,me=B.isBox3?B.max.z-B.min.z:1,Ee=B.min.x,be=B.min.y,ye=B.isBox3?B.min.z:0;else{const Gt=Math.pow(2,-N);fe=Math.floor(lt.width*Gt),le=Math.floor(lt.height*Gt),v.isDataArrayTexture?me=lt.depth:v.isData3DTexture?me=Math.floor(lt.depth*Gt):me=1,Ee=0,be=0,ye=0}F!==null?(ze=F.x,je=F.y,ot=F.z):(ze=0,je=0,ot=0);const Qe=ee.convert(U.format),Te=ee.convert(U.type);let Ke;U.isData3DTexture?(L.setTexture3D(U,0),Ke=R.TEXTURE_3D):U.isDataArrayTexture||U.isCompressedArrayTexture?(L.setTexture2DArray(U,0),Ke=R.TEXTURE_2D_ARRAY):(L.setTexture2D(U,0),Ke=R.TEXTURE_2D),R.pixelStorei(R.UNPACK_FLIP_Y_WEBGL,U.flipY),R.pixelStorei(R.UNPACK_PREMULTIPLY_ALPHA_WEBGL,U.premultiplyAlpha),R.pixelStorei(R.UNPACK_ALIGNMENT,U.unpackAlignment);const ke=R.getParameter(R.UNPACK_ROW_LENGTH),Ut=R.getParameter(R.UNPACK_IMAGE_HEIGHT),Yn=R.getParameter(R.UNPACK_SKIP_PIXELS),Nt=R.getParameter(R.UNPACK_SKIP_ROWS),Mi=R.getParameter(R.UNPACK_SKIP_IMAGES);R.pixelStorei(R.UNPACK_ROW_LENGTH,lt.width),R.pixelStorei(R.UNPACK_IMAGE_HEIGHT,lt.height),R.pixelStorei(R.UNPACK_SKIP_PIXELS,Ee),R.pixelStorei(R.UNPACK_SKIP_ROWS,be),R.pixelStorei(R.UNPACK_SKIP_IMAGES,ye);const nt=v.isDataArrayTexture||v.isData3DTexture,Rt=U.isDataArrayTexture||U.isData3DTexture;if(v.isDepthTexture){const Gt=g.get(v),bt=g.get(U),Ct=g.get(Gt.__renderTarget),Ls=g.get(bt.__renderTarget);ve.bindFramebuffer(R.READ_FRAMEBUFFER,Ct.__webglFramebuffer),ve.bindFramebuffer(R.DRAW_FRAMEBUFFER,Ls.__webglFramebuffer);for(let Dn=0;DnMath.PI&&(n-=Dt),s<-Math.PI?s+=Dt:s>Math.PI&&(s-=Dt),n<=s?this._spherical.theta=Math.max(n,Math.min(s,this._spherical.theta)):this._spherical.theta=this._spherical.theta>(n+s)/2?Math.max(n,this._spherical.theta):Math.min(s,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),this.enableDamping===!0?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let r=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const a=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),r=a!=this._spherical.radius}if(ft.setFromSpherical(this._spherical),ft.applyQuaternion(this._quatInverse),t.copy(this.target).add(ft),this.object.lookAt(this.target),this.enableDamping===!0?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let a=null;if(this.object.isPerspectiveCamera){const o=ft.length();a=this._clampDistance(o*this._scale);const l=o-a;this.object.position.addScaledVector(this._dollyDirection,l),this.object.updateMatrixWorld(),r=!!l}else if(this.object.isOrthographicCamera){const o=new I(this._mouse.x,this._mouse.y,0);o.unproject(this.object);const l=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),r=l!==this.object.zoom;const c=new I(this._mouse.x,this._mouse.y,0);c.unproject(this.object),this.object.position.sub(c).add(o),this.object.updateMatrixWorld(),a=ft.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;a!==null&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(a).add(this.object.position):(us.origin.copy(this.object.position),us.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(us.direction))ur||8*(1-this._lastQuaternion.dot(this.object.quaternion))>ur||this._lastTargetPosition.distanceToSquared(this.target)>ur?(this.dispatchEvent(Oo),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0):!1}_getAutoRotationAngle(e){return e!==null?Dt/60*this.autoRotateSpeed*e:Dt/60/60*this.autoRotateSpeed}_getZoomScale(e){const t=Math.abs(e*.01);return Math.pow(.95,this.zoomSpeed*t)}_rotateLeft(e){this._sphericalDelta.theta-=e}_rotateUp(e){this._sphericalDelta.phi-=e}_panLeft(e,t){ft.setFromMatrixColumn(t,0),ft.multiplyScalar(-e),this._panOffset.add(ft)}_panUp(e,t){this.screenSpacePanning===!0?ft.setFromMatrixColumn(t,1):(ft.setFromMatrixColumn(t,0),ft.crossVectors(this.object.up,ft)),ft.multiplyScalar(e),this._panOffset.add(ft)}_pan(e,t){const n=this.domElement;if(this.object.isPerspectiveCamera){const s=this.object.position;ft.copy(s).sub(this.target);let r=ft.length();r*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*e*r/n.clientHeight,this.object.matrix),this._panUp(2*t*r/n.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(e*(this.object.right-this.object.left)/this.object.zoom/n.clientWidth,this.object.matrix),this._panUp(t*(this.object.top-this.object.bottom)/this.object.zoom/n.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(e,t){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const n=this.domElement.getBoundingClientRect(),s=e-n.left,r=t-n.top,a=n.width,o=n.height;this._mouse.x=s/a*2-1,this._mouse.y=-(r/o)*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(e){return Math.max(this.minDistance,Math.min(this.maxDistance,e))}_handleMouseDownRotate(e){this._rotateStart.set(e.clientX,e.clientY)}_handleMouseDownDolly(e){this._updateZoomParameters(e.clientX,e.clientX),this._dollyStart.set(e.clientX,e.clientY)}_handleMouseDownPan(e){this._panStart.set(e.clientX,e.clientY)}_handleMouseMoveRotate(e){this._rotateEnd.set(e.clientX,e.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const t=this.domElement;this._rotateLeft(Dt*this._rotateDelta.x/t.clientHeight),this._rotateUp(Dt*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(e){this._dollyEnd.set(e.clientX,e.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(e){this._panEnd.set(e.clientX,e.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(e){this._updateZoomParameters(e.clientX,e.clientY),e.deltaY<0?this._dollyIn(this._getZoomScale(e.deltaY)):e.deltaY>0&&this._dollyOut(this._getZoomScale(e.deltaY)),this.update()}_handleKeyDown(e){let t=!1;switch(e.code){case this.keys.UP:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(Dt*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),t=!0;break;case this.keys.BOTTOM:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(-Dt*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),t=!0;break;case this.keys.LEFT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(Dt*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),t=!0;break;case this.keys.RIGHT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(-Dt*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),t=!0;break}t&&(e.preventDefault(),this.update())}_handleTouchStartRotate(e){if(this._pointers.length===1)this._rotateStart.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),s=.5*(e.pageY+t.y);this._rotateStart.set(n,s)}}_handleTouchStartPan(e){if(this._pointers.length===1)this._panStart.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),s=.5*(e.pageY+t.y);this._panStart.set(n,s)}}_handleTouchStartDolly(e){const t=this._getSecondPointerPosition(e),n=e.pageX-t.x,s=e.pageY-t.y,r=Math.sqrt(n*n+s*s);this._dollyStart.set(0,r)}_handleTouchStartDollyPan(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enablePan&&this._handleTouchStartPan(e)}_handleTouchStartDollyRotate(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enableRotate&&this._handleTouchStartRotate(e)}_handleTouchMoveRotate(e){if(this._pointers.length==1)this._rotateEnd.set(e.pageX,e.pageY);else{const n=this._getSecondPointerPosition(e),s=.5*(e.pageX+n.x),r=.5*(e.pageY+n.y);this._rotateEnd.set(s,r)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const t=this.domElement;this._rotateLeft(Dt*this._rotateDelta.x/t.clientHeight),this._rotateUp(Dt*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(e){if(this._pointers.length===1)this._panEnd.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),s=.5*(e.pageY+t.y);this._panEnd.set(n,s)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(e){const t=this._getSecondPointerPosition(e),n=e.pageX-t.x,s=e.pageY-t.y,r=Math.sqrt(n*n+s*s);this._dollyEnd.set(0,r),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const a=(e.pageX+t.x)*.5,o=(e.pageY+t.y)*.5;this._updateZoomParameters(a,o)}_handleTouchMoveDollyPan(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enablePan&&this._handleTouchMovePan(e)}_handleTouchMoveDollyRotate(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enableRotate&&this._handleTouchMoveRotate(e)}_addPointer(e){this._pointers.push(e.pointerId)}_removePointer(e){delete this._pointerPositions[e.pointerId];for(let t=0;t=-1&&li.z<=1&&_.layers.test(m.layers)===!0,T=_.element;T.style.display=u===!0?"":"none",u===!0&&(_.onBeforeRender(t,x,m),T.style.transform="translate("+-100*_.center.x+"%,"+-100*_.center.y+"%)translate("+(li.x*r+r)+"px,"+(-li.y*a+a)+"px)",T.parentNode!==l&&l.appendChild(T),_.onAfterRender(t,x,m));const y={distanceToCameraSquared:d(m,_)};o.objects.set(_,y)}for(let u=0,T=_.children.length;u{const _=i.clientWidth,x=i.clientHeight;n.aspect=_/x,n.updateProjectionMatrix(),s.setSize(_,x),r.setSize(_,x)};window.addEventListener("resize",p);const 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c=Wo(e.e_plane,!0,r,a,n);i.patternGroup.add(c)}const o=new ls({vertexColors:!0,side:Bt,transparent:!0,opacity:.15}),l=new Lt(s,o);i.patternGroup.add(l)}else if(t==="h-plane"){if(e.h_plane&&e.h_plane.length>0){const c=Wo(e.h_plane,!1,r,a,n);i.patternGroup.add(c)}const o=new ls({vertexColors:!0,side:Bt,transparent:!0,opacity:.15}),l=new Lt(s,o);i.patternGroup.add(l)}}const zi='xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"',Om=``,Bm=``,zm=``,Gm=``,Vm=``,Hm=[{value:"dipole",label:"Dipole"},{value:"monopole",label:"Monopole"},{value:"efhw",label:"EFHW"},{value:"loop",label:"Loop"},{value:"patch",label:"Patch"}],km=[{value:"surface",label:"Surface"},{value:"wireframe",label:"Wireframe"},{value:"e-plane",label:"E-Plane"},{value:"h-plane",label:"H-Plane"}];function Wm(i,e,t){i.innerHTML="",i.className="controls-panel";const n=Ht("div","controls-header");n.innerHTML=` + +
Radiation Pattern
+ `,i.appendChild(n);const s=Ht("div","controls-status");s.innerHTML=qo(t.connected),i.appendChild(s),i.appendChild(Ht("hr","controls-sep")),i.appendChild(Xo("Antenna Configuration",Xm()));const r=ds("Type"),a=document.createElement("select");a.className="ctrl-select",Hm.forEach(y=>{const b=document.createElement("option");b.value=y.value,b.textContent=y.label,y.value===t.antennaType&&(b.selected=!0),a.appendChild(b)}),a.addEventListener("change",()=>e.onAntennaTypeChange(a.value)),r.appendChild(a),i.appendChild(r);const o=ds("Frequency (MHz)"),l=document.createElement("input");l.type="number",l.className="ctrl-input",l.value=String(t.frequencyMhz),l.step="0.1",l.min="0.1",l.max="3000",l.addEventListener("change",()=>{const y=parseFloat(l.value);!isNaN(y)&&y>0&&e.onFrequencyChange(y)}),o.appendChild(l),i.appendChild(o);const c=Ht("div","controls-row"),h=ds("R (Ω)"),d=document.createElement("input");d.type="number",d.className="ctrl-input",d.value=String(t.impedanceReal),d.step="1",d.addEventListener("change",()=>{const y=parseFloat(d.value);isNaN(y)||e.onImpedanceRealChange(y)}),h.appendChild(d),c.appendChild(h);const p=ds("X (Ω)"),f=document.createElement("input");f.type="number",f.className="ctrl-input",f.value=String(t.impedanceImag),f.step="1",f.addEventListener("change",()=>{const y=parseFloat(f.value);isNaN(y)||e.onImpedanceImagChange(y)}),p.appendChild(f),c.appendChild(p),i.appendChild(c),i.appendChild(Ht("div","controls-spacer"));const _=document.createElement("button");_.className="ctrl-btn ctrl-btn-primary",_.innerHTML=`${Vm} Compute`,_.addEventListener("click",e.onCompute),i.appendChild(_);const x=document.createElement("button");x.className="ctrl-btn ctrl-btn-secondary",x.innerHTML=`${Bm} Scan & 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t=document.createElement(i);return t.className=e,t}function ds(i){const e=Ht("div","ctrl-field"),t=document.createElement("label");return t.className="ctrl-label",t.textContent=i,e.appendChild(t),e}function Xo(i,e){const t=Ht("div","controls-section-title");return t.innerHTML=`${e} ${i}`,t}function qo(i){return`${i?zm:Gm}${i?"Connected":"Disconnected"}`}function Yo(i){return i===null?'Peak Gain--':`Peak Gain${i.toFixed(1)} dBi`}function Xm(){return''}function qm(){return''}const Ko="#475569",Zo="#2dd4bf",Ym="#1e293b",Km="#334155",Zm="#94a3b8";function Nl(i,e){const t=i.getContext("2d");if(!t)return;const n=i.width,s=i.height,r=n/2,a=s/2,o=Math.min(n,s)/2*.85;t.fillStyle=Ym,t.fillRect(0,0,n,s),t.strokeStyle=Km,t.lineWidth=1,t.strokeRect(0,0,n,s),t.save(),t.beginPath(),t.arc(r,a,o,0,2*Math.PI),t.clip(),t.strokeStyle=Ko,t.lineWidth=.5;const l=[0,.2,.5,1,2,5];for(const h of l){const d=o/(h+1),p=r+h/(h+1)*o;t.beginPath(),t.arc(p,a,d,0,2*Math.PI),t.stroke()}const c=[.2,.5,1,2,5];for(const h of c)jo(t,r,a,o,h),jo(t,r,a,o,-h);if(t.beginPath(),t.moveTo(r-o,a),t.lineTo(r+o,a),t.stroke(),t.restore(),t.strokeStyle=Ko,t.lineWidth=1,t.beginPath(),t.arc(r,a,o,0,2*Math.PI),t.stroke(),t.fillStyle=Zm,t.font="10px 'Inter', sans-serif",t.textAlign="center",t.fillText("Smith Chart",r,s-4),e){const h=e.impedance_real/50,d=e.impedance_imag/50,p=(h+1)*(h+1)+d*d,f=(h*h+d*d-1)/p,_=2*d/p,x=r+f*o,m=a-_*o;t.fillStyle=Zo,t.beginPath(),t.arc(x,m,4,0,2*Math.PI),t.fill(),t.strokeStyle="#ffffff",t.lineWidth=1,t.beginPath(),t.arc(x,m,4,0,2*Math.PI),t.stroke(),t.fillStyle=Zo,t.font="bold 9px 'Inter', sans-serif",t.textAlign="left";const u=`${e.impedance_real.toFixed(0)}${e.impedance_imag>=0?"+":""}${e.impedance_imag.toFixed(0)}j`;t.fillText(u,x+7,m+3)}}function jo(i,e,t,n,s){const r=n/Math.abs(s),a=e+n,o=s>0?t-r:t+r,l=100;i.beginPath();let c=!1;for(let h=0;h<=l;h++){const d=h/l*Math.PI,p=s>0?-Math.PI/2+d:Math.PI/2-d,f=a+r*Math.cos(p),_=o+r*Math.sin(p),x=f-e,m=_-t;x*x+m*m<=n*n*1.01?c?i.lineTo(f,_):(i.moveTo(f,_),c=!0):c=!1}i.stroke()}const Fl="";async function jm(i){const e=await fetch(`${Fl}/api/pattern/compute`,{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify(i)});if(!e.ok){const t=await e.text();throw new Error(`Compute failed (${e.status}): ${t}`)}return e.json()}async function $m(i){const e=await fetch(`${Fl}/api/pattern`,{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify(i)});if(!e.ok){const t=await e.text();throw new Error(`Scan failed (${e.status}): ${t}`)}return e.json()}function Jm(i,e){let t=null,n=null,s=!1;function r(){if(s)return;const o=`${window.location.protocol==="https:"?"wss:":"ws:"}//${window.location.host}/ws/pattern`;t=new WebSocket(o),t.onopen=()=>{e(!0)},t.onmessage=l=>{try{const 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$m({antenna_type:rt.antennaType,start_hz:i-e/2,stop_hz:i+e/2,points:101});Ta(t)}catch(t){console.error("Scan error:",t),rt.loading=!1,Cn.updateLoading(!1)}}function t_(){const i=document.getElementById("scene-container"),e=document.getElementById("controls"),t=document.getElementById("smith-chart");if(!i||!e){console.error("Missing DOM containers");return}la=Pm(i),Cn=Wm(e,{onCompute:Qm,onScan:e_,onDisplayModeChange(n){rt.displayMode=n,Ol()},onAntennaTypeChange(n){rt.antennaType=n},onFrequencyChange(n){rt.frequencyMhz=n},onImpedanceRealChange(n){rt.impedanceReal=n},onImpedanceImagChange(n){rt.impedanceImag=n}},rt),t&&Nl(t),Jm(Ta,n=>{rt.connected=n,Cn.updateStatus(n)}),n_(i)}function n_(i){const e=document.createElement("div");e.className="scene-loading",e.innerHTML=` +
+ +

Press Compute to generate a pattern,
or Scan & Visualize with a connected VNA.

+
+ `,i.appendChild(e);const t=setInterval(()=>{rt.pattern&&(e.remove(),clearInterval(t))},200)}document.addEventListener("DOMContentLoaded",t_); diff --git a/src/mcnanovna/webui/static/index.html b/src/mcnanovna/webui/static/index.html new file mode 100644 index 0000000..8c74d4e --- /dev/null +++ b/src/mcnanovna/webui/static/index.html @@ -0,0 +1,18 @@ + + + + + + mcnanovna -- Radiation Pattern + + + + + +
+
+
+ +
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