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webvr_vive_paint.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webvr - htc vive - paint</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<style>
body {
font-family: Monospace;
background-color: #101010;
color: #fff;
margin: 0px;
overflow: hidden;
}
a {
color: #f00;
}
</style>
</head>
<body>
<script src="../build/three.js"></script>
<script src="js/vr/ViveController.js"></script>
<script src="js/vr/PaintViveController.js"></script>
<script src="js/vr/WebVR.js"></script>
<script src="js/loaders/OBJLoader.js"></script>
<script>
var container;
var camera, scene, renderer;
var controller1, controller2;
var line;
var shapes = {};
var up = new THREE.Vector3( 0, 1, 0 );
var vector1 = new THREE.Vector3();
var vector2 = new THREE.Vector3();
var vector3 = new THREE.Vector3();
var vector4 = new THREE.Vector3();
init();
initGeometry();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
var info = document.createElement( 'div' );
info.style.position = 'absolute';
info.style.top = '10px';
info.style.width = '100%';
info.style.textAlign = 'center';
info.innerHTML = '<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - htc vive - paint';
container.appendChild( info );
scene = new THREE.Scene();
scene.background = new THREE.Color( 0x222222 );
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.01, 50 );
var geometry = new THREE.BoxBufferGeometry( 0.5, 0.8, 0.5 );
var material = new THREE.MeshStandardMaterial( {
color: 0x444444,
roughness: 1.0,
metalness: 0.0
} );
var table = new THREE.Mesh( geometry, material );
table.position.y = 0.35;
table.position.z = 0.85;
table.castShadow = true;
table.receiveShadow = true;
scene.add( table );
/*
var table = new THREE.Mesh( geometry, material );
table.position.y = 0.35;
table.position.z = -0.85;
table.castShadow = true;
table.receiveShadow = true;
scene.add( table );
*/
var geometry = new THREE.PlaneBufferGeometry( 4, 4 );
var material = new THREE.MeshStandardMaterial( {
color: 0x222222,
roughness: 1.0,
metalness: 0.0
} );
var floor = new THREE.Mesh( geometry, material );
floor.rotation.x = - Math.PI / 2;
floor.receiveShadow = true;
scene.add( floor );
scene.add( new THREE.GridHelper( 20, 40, 0x111111, 0x111111 ) );
scene.add( new THREE.HemisphereLight( 0x888877, 0x777788 ) );
var light = new THREE.DirectionalLight( 0xffffff );
light.position.set( 0, 6, 0 );
light.castShadow = true;
light.shadow.camera.top = 2;
light.shadow.camera.bottom = - 2;
light.shadow.camera.right = 2;
light.shadow.camera.left = - 2;
light.shadow.mapSize.set( 4096, 4096 );
scene.add( light );
// scene.add( new THREE.DirectionalLightHelper( light ) );
// scene.add( new THREE.CameraHelper( light.shadow.camera ) );
//
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.gammaInput = true;
renderer.gammaOutput = true;
renderer.shadowMap.enabled = true;
renderer.vr.enabled = true;
container.appendChild( renderer.domElement );
document.body.appendChild( WEBVR.createButton( renderer ) );
// controllers
controller1 = new THREE.PaintViveController( 0 );
controller1.standingMatrix = renderer.vr.getStandingMatrix();
controller1.userData.points = [ new THREE.Vector3(), new THREE.Vector3() ];
controller1.userData.matrices = [ new THREE.Matrix4(), new THREE.Matrix4() ];
scene.add( controller1 );
controller2 = new THREE.PaintViveController( 1 );
controller2.standingMatrix = renderer.vr.getStandingMatrix();
controller2.userData.points = [ new THREE.Vector3(), new THREE.Vector3() ];
controller2.userData.matrices = [ new THREE.Matrix4(), new THREE.Matrix4() ];
scene.add( controller2 );
var loader = new THREE.OBJLoader();
loader.setPath( 'models/obj/vive-controller/' );
loader.load( 'vr_controller_vive_1_5.obj', function ( object ) {
var loader = new THREE.TextureLoader();
loader.setPath( 'models/obj/vive-controller/' );
var controller = object.children[ 0 ];
controller.material.map = loader.load( 'onepointfive_texture.png' );
controller.material.specularMap = loader.load( 'onepointfive_spec.png' );
controller.castShadow = true;
controller.receiveShadow = true;
// var pivot = new THREE.Group();
// var pivot = new THREE.Mesh( new THREE.BoxBufferGeometry( 0.01, 0.01, 0.01 ) );
var pivot = new THREE.Mesh( new THREE.IcosahedronBufferGeometry( 0.01, 2 ) );
pivot.name = 'pivot';
pivot.position.y = - 0.016;
pivot.position.z = - 0.043;
pivot.rotation.x = Math.PI / 5.5;
controller.add( pivot );
controller1.add( controller.clone() );
pivot.material = pivot.material.clone();
controller2.add( controller.clone() );
} );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function initGeometry() {
var geometry = new THREE.BufferGeometry();
var positions = new THREE.BufferAttribute( new Float32Array( 1000000 * 3 ), 3 );
positions.dynamic = true;
geometry.addAttribute( 'position', positions );
var normals = new THREE.BufferAttribute( new Float32Array( 1000000 * 3 ), 3 );
normals.dynamic = true;
geometry.addAttribute( 'normal', normals );
var colors = new THREE.BufferAttribute( new Float32Array( 1000000 * 3 ), 3 );
colors.dynamic = true;
geometry.addAttribute( 'color', colors );
geometry.drawRange.count = 0;
//
/*
var path = "textures/cube/SwedishRoyalCastle/";
var format = '.jpg';
var urls = [
path + 'px' + format, path + 'nx' + format,
path + 'py' + format, path + 'ny' + format,
path + 'pz' + format, path + 'nz' + format
];
var reflectionCube = new THREE.CubeTextureLoader().load( urls );
*/
var material = new THREE.MeshStandardMaterial( {
roughness: 0.9,
metalness: 0.0,
// envMap: reflectionCube,
vertexColors: THREE.VertexColors,
side: THREE.DoubleSide
} );
line = new THREE.Mesh( geometry, material );
line.frustumCulled = false;
line.castShadow = true;
line.receiveShadow = true;
scene.add( line );
// Shapes
shapes[ 'tube' ] = getTubeShapes( 1.0 );
}
function getTubeShapes( size ) {
var PI2 = Math.PI * 2;
var sides = 10;
var array = [];
var radius = 0.01 * size;
for ( var i = 0; i < sides; i ++ ) {
var angle = ( i / sides ) * PI2;
array.push( new THREE.Vector3( Math.sin( angle ) * radius, Math.cos( angle ) * radius, 0 ) );
}
return array;
}
function stroke( controller, point1, point2, matrix1, matrix2 ) {
var color = controller.getColor();
var shapes = getTubeShapes( controller.getSize() );
var geometry = line.geometry;
var attributes = geometry.attributes;
var count = geometry.drawRange.count;
var positions = attributes.position.array;
var normals = attributes.normal.array;
var colors = attributes.color.array;
for ( var j = 0, jl = shapes.length; j < jl; j ++ ) {
var vertex1 = shapes[ j ];
var vertex2 = shapes[ ( j + 1 ) % jl ];
// positions
vector1.copy( vertex1 );
vector1.applyMatrix4( matrix2 );
vector1.add( point2 );
vector2.copy( vertex2 );
vector2.applyMatrix4( matrix2 );
vector2.add( point2 );
vector3.copy( vertex2 );
vector3.applyMatrix4( matrix1 );
vector3.add( point1 );
vector4.copy( vertex1 );
vector4.applyMatrix4( matrix1 );
vector4.add( point1 );
vector1.toArray( positions, ( count + 0 ) * 3 );
vector2.toArray( positions, ( count + 1 ) * 3 );
vector4.toArray( positions, ( count + 2 ) * 3 );
vector2.toArray( positions, ( count + 3 ) * 3 );
vector3.toArray( positions, ( count + 4 ) * 3 );
vector4.toArray( positions, ( count + 5 ) * 3 );
// normals
vector1.copy( vertex1 );
vector1.applyMatrix4( matrix2 );
vector1.normalize();
vector2.copy( vertex2 );
vector2.applyMatrix4( matrix2 );
vector2.normalize();
vector3.copy( vertex2 );
vector3.applyMatrix4( matrix1 );
vector3.normalize();
vector4.copy( vertex1 );
vector4.applyMatrix4( matrix1 );
vector4.normalize();
vector1.toArray( normals, ( count + 0 ) * 3 );
vector2.toArray( normals, ( count + 1 ) * 3 );
vector4.toArray( normals, ( count + 2 ) * 3 );
vector2.toArray( normals, ( count + 3 ) * 3 );
vector3.toArray( normals, ( count + 4 ) * 3 );
vector4.toArray( normals, ( count + 5 ) * 3 );
// colors
color.toArray( colors, ( count + 0 ) * 3 );
color.toArray( colors, ( count + 1 ) * 3 );
color.toArray( colors, ( count + 2 ) * 3 );
color.toArray( colors, ( count + 3 ) * 3 );
color.toArray( colors, ( count + 4 ) * 3 );
color.toArray( colors, ( count + 5 ) * 3 );
count += 6;
}
geometry.drawRange.count = count;
}
function updateGeometry( start, end ) {
if ( start === end ) return;
var offset = start * 3;
var count = ( end - start ) * 3;
var geometry = line.geometry;
var attributes = geometry.attributes;
attributes.position.updateRange.offset = offset;
attributes.position.updateRange.count = count;
attributes.position.needsUpdate = true;
attributes.normal.updateRange.offset = offset;
attributes.normal.updateRange.count = count;
attributes.normal.needsUpdate = true;
attributes.color.updateRange.offset = offset;
attributes.color.updateRange.count = count;
attributes.color.needsUpdate = true;
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
//
function handleController( controller ) {
controller.update();
var pivot = controller.getObjectByName( 'pivot' );
if ( pivot ) {
pivot.material.color.copy( controller.getColor() );
pivot.scale.setScalar( controller.getSize() );
var matrix = pivot.matrixWorld;
var point1 = controller.userData.points[ 0 ];
var point2 = controller.userData.points[ 1 ];
var matrix1 = controller.userData.matrices[ 0 ];
var matrix2 = controller.userData.matrices[ 1 ];
point1.setFromMatrixPosition( matrix );
matrix1.lookAt( point2, point1, up );
if ( controller.getButtonState( 'trigger' ) ) {
stroke( controller, point1, point2, matrix1, matrix2 );
}
point2.copy( point1 );
matrix2.copy( matrix1 );
}
}
function animate() {
renderer.setAnimationLoop( render );
}
function render() {
var count = line.geometry.drawRange.count;
handleController( controller1 );
handleController( controller2 );
updateGeometry( count, line.geometry.drawRange.count );
renderer.render( scene, camera );
}
</script>
</body>
</html>