first update
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228
src/index.ts
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228
src/index.ts
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import * as THREE from "three"
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import { GLTFLoader } from "three/examples/jsm/loaders/GLTFLoader"
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import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls';
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import { VRMLoaderPlugin } from "@pixiv/three-vrm";
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import { createVRMAnimationClip, VRMAnimationLoaderPlugin } from "@pixiv/three-vrm-animation";
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import { Color, DirectionalLight, Fog, HemisphereLight } from 'three';
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import { GridHelper, Mesh, MeshLambertMaterial, BoxGeometry, Vector3 } from 'three';
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import { VRMSpringBoneManager, VRMSpringBoneJoint, VRMSpringBoneJointHelper } from '@pixiv/three-vrm-springbone';
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window.addEventListener("DOMContentLoaded", () => {
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const canvas = document.getElementById("canvas");
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if (canvas == null) return;
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const scene = new THREE.Scene();
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const camera = new THREE.PerspectiveCamera(
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30, canvas.clientWidth/canvas.clientHeight, 0.1, 20);
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camera.position.set(0.0, 0.9, -4.0)
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camera.rotation.set(0.0, Math.PI, 0.0)
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camera.lookAt(new THREE.Vector3(0, 0, 0));
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// https://threejs.org/docs/#api/en/constants/Renderer
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const renderer = new THREE.WebGLRenderer({antialias: true, alpha: true});
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renderer.setPixelRatio(window.devicePixelRatio);
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renderer.setSize(canvas.clientWidth, canvas.clientHeight);
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renderer.setClearColor(0x7fbfff, 1.0);
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renderer.shadowMap.enabled = true;
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renderer.outputColorSpace = THREE.SRGBColorSpace;
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renderer.toneMapping = THREE.ReinhardToneMapping;
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renderer.toneMapping = THREE.NeutralToneMapping;
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canvas.appendChild(renderer.domElement);
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renderer.toneMappingExposure = 1.5;
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//renderer.toneMapping = THREE.ACESFilmicToneMapping;
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const light = new THREE.DirectionalLight(0xffffff, Math.PI);
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light.position.set(1.0, 1.0, 1.0);
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scene.add(light);
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let currentVrm: any = undefined;
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let currentVrmAnimation: any = undefined;
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let currentMixer:any = undefined;
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function load(url: string) {
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loader.load(
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url,
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(gltf) => {
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tryInitVRM(gltf);
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tryInitVRMA(gltf);
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},
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(progress) => console.log(
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"Loading model...",
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100.0 * (progress.loaded / progress.total), "%"
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),
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(error) => console.error(error)
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);
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}
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function tryInitVRM(gltf: any) {
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const vrm = gltf.userData.vrm;
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if ( vrm == null ) {
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return;
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}
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currentVrm = vrm;
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scene.add(vrm.scene);
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initAnimationClip();
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}
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function tryInitVRMA(gltf: any) {
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const vrmAnimations = gltf.userData.vrmAnimations;
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if (vrmAnimations == null) {
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return;
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}
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currentVrmAnimation = vrmAnimations[0] ?? null;
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initAnimationClip();
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}
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function initAnimationClip() {
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if (currentVrm && currentVrmAnimation) {
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currentMixer = new THREE.AnimationMixer(currentVrm.scene);
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const clip = createVRMAnimationClip(currentVrmAnimation, currentVrm);
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currentMixer.clipAction(clip).play();
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}
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}
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const loader = new GLTFLoader();
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loader.register((parser) => {
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return new VRMLoaderPlugin(parser);
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});
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loader.register((parser) => {
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return new VRMAnimationLoaderPlugin(parser);
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});
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load("/vrma/ai.vrm");
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load("/vrma/fly_c.vrma");
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const clock = new THREE.Clock();
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clock.start();
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scene.background = new THREE.Color( 0xffffff );
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const directionalLight = new THREE.DirectionalLight(0xffffff);
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directionalLight.position.set(1, 1, 1);
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scene.add(directionalLight);
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const ambientLight = new THREE.AmbientLight(0x333333);
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scene.add(ambientLight);
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const controls = new OrbitControls(camera, renderer.domElement);
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controls.enableDamping = true;
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controls.dampingFactor = 0.2;
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controls.enableRotate = true;
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controls.target.set( 0.0, 1.0, 0.0 );
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function floor_default(){
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const floor = new Mesh(
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new BoxGeometry(50, 100),
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new MeshLambertMaterial({
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color: 0xffffff,
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depthWrite: true,
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})
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);
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floor.position.y = -1.0;
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floor.rotation.x = -Math.PI / 2;
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floor.name = "floor";
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scene.add(floor);
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}
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function floor_grid(){
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const grid = new GridHelper(50, 100, 0xffffff, 0xffffff);
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scene.add(grid);
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grid.position.set(Math.round(0), 0, Math.round(0));
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}
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function floor_bg(){
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scene.fog = new Fog(0xffffff, 3, 20);
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scene.fog?.color.set(0xffffff);
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}
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floor_default();
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floor_grid();
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floor_bg();
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function animate() {
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controls.update();
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const delta = clock.getDelta();
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if (currentMixer) {
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currentMixer.update(delta);
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}
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if (currentVrm) {
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currentVrm.update(delta);
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}
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requestAnimationFrame(animate);
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scene.rotation.y += 0.005;
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renderer.render(scene, camera);
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}
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animate();
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function random_happy() {
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// https://github.com/vrm-c/vrm-specification/blob/master/specification/VRMC_vrm-1.0/expressions.ja.md
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currentVrm.expressionManager.setValue('relaxed', 0.5);
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}
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function random_head() {
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// https://github.com/vrm-c/vrm-specification/blob/master/specification/VRMC_vrm-1.0/lookAt.ja.md
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currentVrm.lookAt.target = camera;
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currentVrm.VRMLookAtBoneApplier = camera;
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currentVrm.VRMLookAtExpressionApplier = camera;
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// https://github.com/vrm-c/vrm-specification/blob/master/specification/VRMC_vrm-1.0/humanoid.ja.md
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const head = currentVrm.humanoid.getRawBoneNode("head");
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head.target = camera;
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}
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function random_blink(){
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setInterval(() => {
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currentVrm.expressionManager.setValue('relaxed', 0);
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currentVrm.expressionManager.setValue('blink', 0);
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random_head();
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const r = Math.floor(Math.random() * 3);
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if (r == 1) {
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setTimeout(() => { currentVrm.expressionManager.setValue('blink', 1); }, 5000);
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setTimeout(() => {
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currentVrm.expressionManager.setValue('blink', 0);
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}, 5500);
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};
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setTimeout(() => {
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currentVrm.expressionManager.setValue('relaxed', 0.5);
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currentVrm.expressionManager.setValue('blink', 1);
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}, 6000);
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}, 6500);
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}
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random_blink();
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setInterval(() => {
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const r = Math.floor(Math.random() * 4 + 1);
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load("/vrma/" + r + ".vrma");
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setTimeout(() => {
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load("/vrma/fly_c.vrma");
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}, 10000);
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}, 15000);
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const el_light = document.querySelector('#btn-moon') as HTMLInputElement | null;
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if(el_light != null) {
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el_light.addEventListener('click', function(){
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light_off();
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});
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}
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let light_enable = true;
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function light_off(){
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if (light_enable == true) {
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light_enable = false;
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renderer.toneMapping = THREE.ACESFilmicToneMapping;
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light.intensity = -0.5;
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scene.background = new THREE.Color(0x000000);
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scene.fog = new Fog(0x000000, 3, 20);
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} else {
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light_enable = true;
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renderer.toneMapping = THREE.NeutralToneMapping;
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light.intensity = 1;
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scene.background = new THREE.Color(0xffffff);
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scene.fog = new Fog(0xffffff, 3, 20);
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}
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console.log(light_enable);
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}
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})
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