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iot/projects/StudyCenter/wwwroot/lib/three.js/examples/webgl_loader_nodes.html

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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - node material</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 {
color: #fff;
font-family:Monospace;
font-size:13px;
margin: 0px;
text-align:center;
overflow: hidden;
}
#info {
color: #fff;
position: absolute;
top: 10px;
width: 100%;
text-align: center;
display:block;
}
a { color: white }
</style>
</head>
<body>
<div id="container"></div>
<div id="info">
<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - Node-Based Material<br />
Serialized using <a href="webgl_materials_nodes.html">webgl_materials_nodes.html</a>
</div>
<script src="../build/three.js"></script>
<script src='js/geometries/TeapotBufferGeometry.js'></script>
<script src="js/controls/OrbitControls.js"></script>
<script src="js/libs/dat.gui.min.js"></script>
<script type="module">
import './js/nodes/THREE.Nodes.js';
import './js/loaders/NodeMaterialLoader.js';
var container = document.getElementById( 'container' );
var renderer, scene, camera, clock = new THREE.Clock(), fov = 50;
var frame = new THREE.NodeFrame();
var teapot, mesh, cloud;
var controls;
var gui;
var param = { load: 'caustic' };
window.addEventListener( 'load', init );
function init() {
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera( fov, window.innerWidth / window.innerHeight, 1, 1000 );
camera.position.x = 50;
camera.position.z = - 50;
camera.position.y = 30;
camera.target = new THREE.Vector3();
cloud = new THREE.TextureLoader().load( 'textures/lava/cloud.png' );
cloud.wrapS = cloud.wrapT = THREE.RepeatWrapping;
controls = new THREE.OrbitControls( camera, renderer.domElement );
controls.minDistance = 50;
controls.maxDistance = 200;
scene.add( new THREE.AmbientLight( 0x464646 ) );
var light = new THREE.DirectionalLight( 0xffddcc, 1 );
light.position.set( 1, 0.75, 0.5 );
scene.add( light );
var light = new THREE.DirectionalLight( 0xccccff, 1 );
light.position.set( - 1, 0.75, - 0.5 );
scene.add( light );
teapot = new THREE.TeapotBufferGeometry( 15, 18 );
mesh = new THREE.Mesh( teapot );
scene.add( mesh );
window.addEventListener( 'resize', onWindowResize, false );
updateMaterial();
onWindowResize();
animate();
}
function clearGui() {
if ( gui ) gui.destroy();
gui = new dat.GUI();
gui.add( param, 'load', {
'caustic': 'caustic',
'displace': 'displace',
'wave': 'wave',
'xray': 'xray'
} ).onFinishChange( function () {
updateMaterial();
} );
gui.open();
}
function addGui( name, value, callback, isColor, min, max ) {
var node;
param[ name ] = value;
if ( isColor ) {
node = gui.addColor( param, name ).onChange( function () {
callback( param[ name ] );
} );
} else if ( typeof value == 'object' ) {
node = gui.add( param, name, value ).onChange( function () {
callback( param[ name ] );
} );
} else {
node = gui.add( param, name, min, max ).onChange( function () {
callback( param[ name ] );
} );
}
return node;
}
function updateMaterial() {
if ( mesh.material ) mesh.material.dispose();
clearGui();
var url = "nodes/" + param.load + ".json";
var library = {
"cloud": cloud
};
var loader = new THREE.NodeMaterialLoader( undefined, library ).load( url, function () {
var time = loader.getObjectByName( "time" );
if ( time ) {
// enable time scale
time.timeScale = true;
// gui
addGui( 'timeScale', time.scale, function ( val ) {
time.scale = val;
}, false, - 2, 2 );
}
// set material
mesh.material = loader.material;
} );
}
function onWindowResize() {
var width = window.innerWidth, height = window.innerHeight;
camera.aspect = width / height;
camera.updateProjectionMatrix();
renderer.setSize( width, height );
}
function animate() {
var delta = clock.getDelta();
// update material animation and/or gpu calcs (pre-renderer)
if ( mesh.material instanceof THREE.NodeMaterial ) frame.update( delta ).updateNode( mesh.material );
renderer.render( scene, camera );
requestAnimationFrame( animate );
}
</script>
</body>
</html>