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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgl - morph targets - webcam</title>
- <meta charset="utf-8">
- <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
- <link type="text/css" rel="stylesheet" href="main.css">
- <style>
- body {
- background-color: #666666;
- }
- </style>
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - morph targets - webcam<br/>
- model by <a href="https://www.bannaflak.com/face-cap" target="_blank" rel="noopener">Face Cap</a>
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.module.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { RoomEnvironment } from 'three/addons/environments/RoomEnvironment.js';
- import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
- import { KTX2Loader } from 'three/addons/loaders/KTX2Loader.js';
- import { MeshoptDecoder } from 'three/addons/libs/meshopt_decoder.module.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- // Mediapipe
- import vision from 'https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.0';
- const { FaceLandmarker, FilesetResolver } = vision;
- const blendshapesMap = {
- // '_neutral': '',
- 'browDownLeft': 'browDown_L',
- 'browDownRight': 'browDown_R',
- 'browInnerUp': 'browInnerUp',
- 'browOuterUpLeft': 'browOuterUp_L',
- 'browOuterUpRight': 'browOuterUp_R',
- 'cheekPuff': 'cheekPuff',
- 'cheekSquintLeft': 'cheekSquint_L',
- 'cheekSquintRight': 'cheekSquint_R',
- 'eyeBlinkLeft': 'eyeBlink_L',
- 'eyeBlinkRight': 'eyeBlink_R',
- 'eyeLookDownLeft': 'eyeLookDown_L',
- 'eyeLookDownRight': 'eyeLookDown_R',
- 'eyeLookInLeft': 'eyeLookIn_L',
- 'eyeLookInRight': 'eyeLookIn_R',
- 'eyeLookOutLeft': 'eyeLookOut_L',
- 'eyeLookOutRight': 'eyeLookOut_R',
- 'eyeLookUpLeft': 'eyeLookUp_L',
- 'eyeLookUpRight': 'eyeLookUp_R',
- 'eyeSquintLeft': 'eyeSquint_L',
- 'eyeSquintRight': 'eyeSquint_R',
- 'eyeWideLeft': 'eyeWide_L',
- 'eyeWideRight': 'eyeWide_R',
- 'jawForward': 'jawForward',
- 'jawLeft': 'jawLeft',
- 'jawOpen': 'jawOpen',
- 'jawRight': 'jawRight',
- 'mouthClose': 'mouthClose',
- 'mouthDimpleLeft': 'mouthDimple_L',
- 'mouthDimpleRight': 'mouthDimple_R',
- 'mouthFrownLeft': 'mouthFrown_L',
- 'mouthFrownRight': 'mouthFrown_R',
- 'mouthFunnel': 'mouthFunnel',
- 'mouthLeft': 'mouthLeft',
- 'mouthLowerDownLeft': 'mouthLowerDown_L',
- 'mouthLowerDownRight': 'mouthLowerDown_R',
- 'mouthPressLeft': 'mouthPress_L',
- 'mouthPressRight': 'mouthPress_R',
- 'mouthPucker': 'mouthPucker',
- 'mouthRight': 'mouthRight',
- 'mouthRollLower': 'mouthRollLower',
- 'mouthRollUpper': 'mouthRollUpper',
- 'mouthShrugLower': 'mouthShrugLower',
- 'mouthShrugUpper': 'mouthShrugUpper',
- 'mouthSmileLeft': 'mouthSmile_L',
- 'mouthSmileRight': 'mouthSmile_R',
- 'mouthStretchLeft': 'mouthStretch_L',
- 'mouthStretchRight': 'mouthStretch_R',
- 'mouthUpperUpLeft': 'mouthUpperUp_L',
- 'mouthUpperUpRight': 'mouthUpperUp_R',
- 'noseSneerLeft': 'noseSneer_L',
- 'noseSneerRight': 'noseSneer_R',
- // '': 'tongueOut'
- };
- //
- const renderer = new THREE.WebGLRenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.toneMapping = THREE.ACESFilmicToneMapping;
- document.body.appendChild( renderer.domElement );
- const camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 100 );
- camera.position.z = 5;
- const scene = new THREE.Scene();
- scene.scale.x = - 1;
- const environment = new RoomEnvironment();
- const pmremGenerator = new THREE.PMREMGenerator( renderer );
- scene.background = new THREE.Color( 0x666666 );
- scene.environment = pmremGenerator.fromScene( environment ).texture;
- const controls = new OrbitControls( camera, renderer.domElement );
- // Face
- let face, eyeL, eyeR;
- const eyeRotationLimit = THREE.MathUtils.degToRad( 30 );
- const ktx2Loader = new KTX2Loader()
- .setTranscoderPath( 'jsm/libs/basis/' )
- .detectSupport( renderer );
- new GLTFLoader()
- .setKTX2Loader( ktx2Loader )
- .setMeshoptDecoder( MeshoptDecoder )
- .load( 'models/gltf/facecap.glb', ( gltf ) => {
- const mesh = gltf.scene.children[ 0 ];
- scene.add( mesh );
- const head = mesh.getObjectByName( 'mesh_2' );
- head.material = new THREE.MeshNormalMaterial();
- face = mesh.getObjectByName( 'mesh_2' );
- eyeL = mesh.getObjectByName( 'eyeLeft' );
- eyeR = mesh.getObjectByName( 'eyeRight' );
- // GUI
- const gui = new GUI();
- gui.close();
- const influences = head.morphTargetInfluences;
- for ( const [ key, value ] of Object.entries( head.morphTargetDictionary ) ) {
- gui.add( influences, value, 0, 1, 0.01 )
- .name( key.replace( 'blendShape1.', '' ) )
- .listen( influences );
- }
- renderer.setAnimationLoop( animate );
- } );
- // Video Texture
- const video = document.createElement( 'video' );
- const texture = new THREE.VideoTexture( video );
- texture.colorSpace = THREE.SRGBColorSpace;
- const geometry = new THREE.PlaneGeometry( 1, 1 );
- const material = new THREE.MeshBasicMaterial( { map: texture, depthWrite: false } );
- const videomesh = new THREE.Mesh( geometry, material );
- scene.add( videomesh );
- // MediaPipe
- const filesetResolver = await FilesetResolver.forVisionTasks(
- 'https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.0/wasm'
- );
- const faceLandmarker = await FaceLandmarker.createFromOptions( filesetResolver, {
- baseOptions: {
- modelAssetPath: 'https://storage.googleapis.com/mediapipe-models/face_landmarker/face_landmarker/float16/1/face_landmarker.task',
- delegate: 'GPU'
- },
- outputFaceBlendshapes: true,
- outputFacialTransformationMatrixes: true,
- runningMode: 'VIDEO',
- numFaces: 1
- } );
- if ( navigator.mediaDevices && navigator.mediaDevices.getUserMedia ) {
- navigator.mediaDevices.getUserMedia( { video: { facingMode: 'user' } } )
- .then( function ( stream ) {
- video.srcObject = stream;
- video.play();
- } )
- .catch( function ( error ) {
- console.error( 'Unable to access the camera/webcam.', error );
- } );
- }
- const transform = new THREE.Object3D();
- function animate() {
- if ( video.readyState >= HTMLMediaElement.HAVE_METADATA ) {
- const results = faceLandmarker.detectForVideo( video, Date.now() );
- if ( results.facialTransformationMatrixes.length > 0 ) {
- const facialTransformationMatrixes = results.facialTransformationMatrixes[ 0 ].data;
- transform.matrix.fromArray( facialTransformationMatrixes );
- transform.matrix.decompose( transform.position, transform.quaternion, transform.scale );
- const object = scene.getObjectByName( 'grp_transform' );
- object.position.x = transform.position.x;
- object.position.y = transform.position.z + 40;
- object.position.z = - transform.position.y;
- object.rotation.x = transform.rotation.x;
- object.rotation.y = transform.rotation.z;
- object.rotation.z = - transform.rotation.y;
- }
- if ( results.faceBlendshapes.length > 0 ) {
-
- const faceBlendshapes = results.faceBlendshapes[ 0 ].categories;
-
- // Morph values does not exist on the eye meshes, so we map the eyes blendshape score into rotation values
- const eyeScore = {
- leftHorizontal: 0,
- rightHorizontal: 0,
- leftVertical: 0,
- rightVertical: 0,
- };
- for ( const blendshape of faceBlendshapes ) {
- const categoryName = blendshape.categoryName;
- const score = blendshape.score;
- const index = face.morphTargetDictionary[ blendshapesMap[ categoryName ] ];
- if ( index !== undefined ) {
- face.morphTargetInfluences[ index ] = score;
- }
- // There are two blendshape for movement on each axis (up/down , in/out)
- // Add one and subtract the other to get the final score in -1 to 1 range
- switch ( categoryName ) {
- case 'eyeLookInLeft':
- eyeScore.leftHorizontal += score;
- break;
- case 'eyeLookOutLeft':
- eyeScore.leftHorizontal -= score;
- break;
- case 'eyeLookInRight':
- eyeScore.rightHorizontal -= score;
- break;
- case 'eyeLookOutRight':
- eyeScore.rightHorizontal += score;
- break;
- case 'eyeLookUpLeft':
- eyeScore.leftVertical -= score;
- break;
- case 'eyeLookDownLeft':
- eyeScore.leftVertical += score;
- break;
- case 'eyeLookUpRight':
- eyeScore.rightVertical -= score;
- break;
- case 'eyeLookDownRight':
- eyeScore.rightVertical += score;
- break;
- }
- }
- eyeL.rotation.z = eyeScore.leftHorizontal * eyeRotationLimit;
- eyeR.rotation.z = eyeScore.rightHorizontal * eyeRotationLimit;
- eyeL.rotation.x = eyeScore.leftVertical * eyeRotationLimit;
- eyeR.rotation.x = eyeScore.rightVertical * eyeRotationLimit;
-
- }
- }
- videomesh.scale.x = video.videoWidth / 100;
- videomesh.scale.y = video.videoHeight / 100;
- renderer.render( scene, camera );
- controls.update();
- }
- window.addEventListener( 'resize', function () {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- } );
- </script>
- </body>
- </html>
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