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misc_exporter_gltf.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - gltf exporter</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
font-family: Monospace;
background-color: #000;
margin: 0px;
overflow: hidden;
}
#info {
color: #ccc;
text-align: center;
position: absolute;
top: 0px; width: 100%;
padding: 5px;
}
</style>
</head>
<body>
<div id="info">
GLTF Exporter<br/>
<button id="export_scene">Export Scene1</button>
<button id="export_scenes">Export Scene1 and Scene 2</button>
<button id="export_object">Export Sphere</button>
<button id="export_objects">Export Sphere and Grid</button>
<button id="export_scene_object">Export Scene1 and Sphere</button>
</div>
<script src="../build/three.js"></script>
<script src="js/Detector.js"></script>
<script src="js/exporters/GLTFExporter.js"></script>
<script>
function exportGLTF( input ) {
var gltfExporter = new THREE.GLTFExporter();
gltfExporter.parse( input, function( result ) {
var output = JSON.stringify( result, null, 2 );
console.log( output );
saveString( output, 'scene.gltf' );
} );
}
document.getElementById( 'export_scene' ).addEventListener( 'click', function () {
exportGLTF( scene1 );
} );
document.getElementById( 'export_scenes' ).addEventListener( 'click', function () {
exportGLTF( [ scene1, scene2 ] );
} );
document.getElementById( 'export_object' ).addEventListener( 'click', function () {
exportGLTF( sphere );
} );
document.getElementById( 'export_objects' ).addEventListener( 'click', function () {
exportGLTF( [ sphere, gridHelper ] );
} );
document.getElementById( 'export_scene_object' ).addEventListener( 'click', function () {
exportGLTF( [ scene1, gridHelper ] );
} );
var link = document.createElement( 'a' );
link.style.display = 'none';
document.body.appendChild( link ); // Firefox workaround, see #6594
function save( blob, filename ) {
link.href = URL.createObjectURL( blob );
link.download = filename || 'data.json';
link.click();
// URL.revokeObjectURL( url ); breaks Firefox...
}
function saveString( text, filename ) {
save( new Blob( [ text ], { type: 'text/plain' } ), filename );
}
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var container;
var camera, scene1, scene2, renderer;
var gridHelper, sphere;
init();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
scene1 = new THREE.Scene();
scene1.name = 'Scene1';
// ---------------------------------------------------------------------
// Perspective Camera
// ---------------------------------------------------------------------
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
camera.position.set(600, 400, 0);
camera.name = "PerspectiveCamera";
scene1.add( camera );
// ---------------------------------------------------------------------
// Ambient light
// ---------------------------------------------------------------------
scene1.add( new THREE.AmbientLight( 0xffffff, 0.2 ) );
// ---------------------------------------------------------------------
// DirectLight
// ---------------------------------------------------------------------
var light = new THREE.DirectionalLight( 0xffffff, 1 );
light.position.set( 1, 1, 0 );
scene1.add( light );
// ---------------------------------------------------------------------
// Grid
// ---------------------------------------------------------------------
gridHelper = new THREE.GridHelper( 2000, 20 );
gridHelper.position.y = -50;
gridHelper.name = "Grid";
scene1.add( gridHelper );
// ---------------------------------------------------------------------
// Axis
// ---------------------------------------------------------------------
var axis = new THREE.AxisHelper(500);
axis.name = "AxisHelper";
scene1.add( axis );
// ---------------------------------------------------------------------
// Simple geometry with basic material
// ---------------------------------------------------------------------
// Icosahedron
var mapGrid = new THREE.TextureLoader().load( 'textures/UV_Grid_Sm.jpg' );
mapGrid.wrapS = mapGrid.wrapT = THREE.RepeatWrapping;
var material = new THREE.MeshBasicMaterial( {
color: 0xffffff,
map: mapGrid
} );
object = new THREE.Mesh( new THREE.IcosahedronGeometry( 75, 0 ), material );
object.position.set( -200, 0, 200 );
object.name = 'Icosahedron';
scene1.add( object );
// Octahedron
material = new THREE.MeshBasicMaterial( {
color: 0x0000ff,
wireframe: true
} );
object = new THREE.Mesh( new THREE.OctahedronGeometry( 75, 1 ), material );
object.position.set( 0, 0, 200 );
object.name = 'Octahedron';
scene1.add( object );
// Tetrahedron
material = new THREE.MeshBasicMaterial( {
color: 0xff0000,
transparent: true,
opacity: 0.5
} );
object = new THREE.Mesh( new THREE.TetrahedronGeometry( 75, 0 ), material );
object.position.set( 200, 0, 200 );
object.name = 'Tetrahedron';
scene1.add( object );
// ---------------------------------------------------------------------
// Buffered geometry primitives
// ---------------------------------------------------------------------
// Sphere
material = new THREE.MeshStandardMaterial( {
color: 0xffff00,
metalness: 0.5,
roughness: 1.0,
flatShading: true
} );
sphere = new THREE.Mesh( new THREE.SphereBufferGeometry( 70, 10, 10 ), material );
sphere.position.set( 0, 0, 0 );
sphere.name = "Sphere";
scene1.add( sphere );
// Cylinder
material = new THREE.MeshStandardMaterial( {
color: 0xff00ff,
flatShading: true
} );
object = new THREE.Mesh( new THREE.CylinderBufferGeometry( 10, 80, 100 ), material );
object.position.set( 200, 0, 0 );
object.name = "Cylinder";
scene1.add( object );
// TorusKnot
material = new THREE.MeshStandardMaterial( {
color: 0xff0000,
roughness: 1
} );
object = new THREE.Mesh( new THREE.TorusKnotGeometry( 50, 15, 40, 10 ), material );
object.position.set( -200, 0, 0 );
object.name = "Cylinder";
scene1.add( object );
// ---------------------------------------------------------------------
// Hierarchy
// ---------------------------------------------------------------------
var mapWood = new THREE.TextureLoader().load( 'textures/hardwood2_diffuse.jpg' );
material = new THREE.MeshStandardMaterial( { map: mapWood, side: THREE.DoubleSide } );
object = new THREE.Mesh( new THREE.BoxBufferGeometry( 40, 100, 100 ), material );
object.position.set( -200, 0, 400 );
object.name = "Cube";
scene1.add( object );
object2 = new THREE.Mesh( new THREE.BoxBufferGeometry( 40, 40, 40, 2, 2, 2 ), material );
object2.position.set( 0, 0, 50 );
object2.rotation.set( 0, 45, 0 );
object2.name = "SubCube";
object.add( object2 );
// ---------------------------------------------------------------------
// Groups
// ---------------------------------------------------------------------
group1 = new THREE.Group();
group1.name = "Group";
scene1.add( group1 );
group2 = new THREE.Group();
group2.name = "subGroup";
group2.position.set( 0, 50, 0);
group1.add( group2 );
object2 = new THREE.Mesh( new THREE.BoxBufferGeometry( 30, 30, 30 ), material );
object2.name = "Cube in group";
object2.position.set( 0, 0, 400 );
group2.add( object2 );
// ---------------------------------------------------------------------
// Triangle Strip
// ---------------------------------------------------------------------
var geometry = new THREE.BufferGeometry();
var positions = new Float32Array([
0, 0, 0,
0, 80, 0,
80, 0, 0,
80, 80, 0,
80, 0, 80,
80, 80, 80,
]);
var colors = new Float32Array([
1, 0, 0,
1, 0, 0,
1, 1, 0,
1, 1, 0,
0, 0, 1,
0, 0, 1,
]);
geometry.addAttribute( 'position', new THREE.BufferAttribute( positions, 3 ) );
geometry.addAttribute( 'color', new THREE.BufferAttribute( colors, 3 ) );
object = new THREE.Mesh( geometry, new THREE.MeshBasicMaterial( { side: THREE.DoubleSide, vertexColors: THREE.VertexColors } ) );
object.position.set( 140, -40, -250);
object.setDrawMode( THREE.TriangleStripDrawMode );
object.name = 'Custom buffered';
object.userData = { data: 'customdata', list: [ 1,2,3,4 ] };
scene1.add( object );
// ---------------------------------------------------------------------
// Line Strip
// ---------------------------------------------------------------------
var geometry = new THREE.BufferGeometry();
var numPoints = 100;
var positions = new Float32Array( numPoints * 3 );
for (var i = 0; i < numPoints; i++ ) {
positions[ i * 3 ] = i;
positions[ i * 3 + 1 ] = Math.sin( i / 2 ) * 20;
positions[ i * 3 + 2 ] = 0;
}
geometry.addAttribute( 'position', new THREE.BufferAttribute( positions, 3 ) );
object = new THREE.Line( geometry, new THREE.LineBasicMaterial( { color: 0xffff00 } ) );
object.position.set(-50, 0, -200);
scene1.add( object );
// ---------------------------------------------------------------------
// Line Loop
// ---------------------------------------------------------------------
var geometry = new THREE.BufferGeometry();
var numPoints = 5;
var radius = 70;
var positions = new Float32Array( numPoints * 3 );
for (var i = 0; i < numPoints; i++ ) {
var s = i * Math.PI * 2 / numPoints;
positions[ i * 3 ] = radius * Math.sin ( s );
positions[ i * 3 + 1 ] = radius * Math.cos ( s );
positions[ i * 3 + 2 ] = 0;
}
geometry.addAttribute( 'position', new THREE.BufferAttribute( positions, 3 ) );
object = new THREE.LineLoop( geometry, new THREE.LineBasicMaterial( { color: 0xffff00 } ) );
object.position.set(0, 0, -200);
scene1.add( object );
// ---------------------------------------------------------------------
// Points
// ---------------------------------------------------------------------
var numPoints = 100;
var pointsArray = new Float32Array( numPoints * 3 );
for ( var i = 0; i < numPoints; i++ ) {
pointsArray[ 3 * i ] = -50 + Math.random() * 100;
pointsArray[ 3 * i + 1 ] = Math.random() * 100;
pointsArray[ 3 * i + 2 ] = -50 + Math.random() * 100;
}
pointsGeo = new THREE.BufferGeometry();
pointsGeo.addAttribute( 'position', new THREE.BufferAttribute( pointsArray, 3 ) );
var pointsMaterial = new THREE.PointsMaterial( { color: 0xffff00, size: 5 } );
var points = new THREE.Points( pointsGeo, pointsMaterial );
points.name = "Points";
points.position.set( -200, 0, -200);
scene1.add( points );
// ---------------------------------------------------------------------
// Ortho camera
// ---------------------------------------------------------------------
var cameraOrtho = new THREE.OrthographicCamera( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2, - 10, 10 );
scene1.add( cameraOrtho );
cameraOrtho.name = 'OrthographicCamera';
material = new THREE.MeshLambertMaterial( {
color: 0xffff00,
side: THREE.DoubleSide
} );
object = new THREE.Mesh( new THREE.CircleGeometry( 50, 20, 0, Math.PI * 2 ), material );
object.position.set( 200, 0, -400 );
scene1.add( object );
object = new THREE.Mesh( new THREE.RingGeometry( 10, 50, 20, 5, 0, Math.PI * 2 ), material );
object.position.set( 0, 0, -400 );
scene1.add( object );
object = new THREE.Mesh( new THREE.CylinderGeometry( 25, 75, 100, 40, 5 ), material );
object.position.set( -200, 0, -400 );
scene1.add( object );
//
var points = [];
for ( var i = 0; i < 50; i ++ ) {
points.push( new THREE.Vector2( Math.sin( i * 0.2 ) * Math.sin( i * 0.1 ) * 15 + 50, ( i - 5 ) * 2 ) );
}
object = new THREE.Mesh( new THREE.LatheGeometry( points, 20 ), material );
object.position.set( 200, 0, 400 );
scene1.add( object );
// ---------------------------------------------------------------------
// 2nd Scene
// ---------------------------------------------------------------------
scene2 = new THREE.Scene();
object = new THREE.Mesh( new THREE.BoxBufferGeometry( 100, 100, 100 ), material );
object.position.set( 0, 0, 0 );
object.name = "Cube2ndScene";
scene2.name = 'Scene2';
scene2.add(object);
//
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
//
function animate() {
requestAnimationFrame( animate );
render();
}
function render() {
var timer = Date.now() * 0.0001;
camera.position.x = Math.cos( timer ) * 800;
camera.position.z = Math.sin( timer ) * 800;
camera.lookAt( scene1.position );
renderer.render( scene1, camera );
}
</script>
</body>
</html>