249 lines
5.3 KiB
HTML
249 lines
5.3 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - performance [nodes]</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank">three.js</a><span class="white"> - NodeMaterial Performance</span><br />
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<br>
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<b>Node Material System</b>
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<br>
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<div>
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Standard<b>Node</b>Material |
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<span id="node" class="white">None</span>
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</div>
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<div>
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MeshStandard<b>Node</b>Material |
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<span id="nodeBased" class="white">None</span>
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</div>
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<br>
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<b>Current Material System</b>
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<br>
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<div>
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MeshStandardMaterial |
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<span id="default" class="white">None</span>
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</div>
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<br>
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<a id="startButton" href="javascript:void(0);">Click to benchmark</a>
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</div>
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<script type="module">
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import * as THREE from '../build/three.module.js';
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import Stats from './jsm/libs/stats.module.js';
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import {
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StandardNodeMaterial,
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MeshStandardNodeMaterial
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} from './jsm/nodes/Nodes.js';
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let stats;
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let camera, scene, renderer;
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let geometry;
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let mouseX = 0, mouseY = 0;
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let windowHalfX = window.innerWidth / 2;
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let windowHalfY = window.innerHeight / 2;
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const meshes = [];
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document.addEventListener( 'mousemove', onDocumentMouseMove );
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init();
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animate();
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function createScene( MaterialClass, count ) {
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count = count !== undefined ? count : 70;
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let i = 0;
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for ( i = 0; i < meshes.length; i ++ ) {
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meshes[ i ].material.dispose();
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scene.remove( meshes[ i ] );
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}
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meshes.length = 0;
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for ( i = 0; i < count; i ++ ) {
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const material = new MaterialClass(),
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color = 0xFFFFFF * Math.random();
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if ( material.color.isNode ) material.color.value.setHex( color );
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else material.color.setHex( color );
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// prevent share code
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material.defines.UUID = material.uuid;
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.x = Math.random() * 1000 - 500;
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mesh.position.y = Math.random() * 1000 - 500;
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mesh.position.z = Math.random() * 1000 - 500;
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mesh.rotation.x = Math.random() * 2 * Math.PI;
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mesh.rotation.y = Math.random() * 2 * Math.PI;
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mesh.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 50 + 100;
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mesh.matrixAutoUpdate = false;
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mesh.updateMatrix();
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scene.add( mesh );
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meshes.push( mesh );
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}
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}
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function benchmark() {
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let time, benchmarkTime;
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// Stabilizes CPU
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createScene( THREE.MeshStandardMaterial, 10 );
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render();
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// Standard *Node* Material
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time = performance.now();
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createScene( StandardNodeMaterial );
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render();
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benchmarkTime = ( performance.now() - time ) / 1000;
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document.getElementById( 'node' ).textContent = benchmarkTime.toFixed( 3 ) + " seconds";
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// Mesh Standard *Node* Material
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time = performance.now();
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createScene( MeshStandardNodeMaterial );
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render();
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benchmarkTime = ( performance.now() - time ) / 1000;
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document.getElementById( 'nodeBased' ).textContent = benchmarkTime.toFixed( 3 ) + " seconds";
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// Mesh Standard Material
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time = performance.now();
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createScene( THREE.MeshStandardMaterial );
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render();
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benchmarkTime = ( performance.now() - time ) / 1000;
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document.getElementById( 'default' ).textContent = benchmarkTime.toFixed( 3 ) + " seconds";
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}
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document.getElementById( 'startButton' ).addEventListener( 'click', function () {
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if ( geometry ) {
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benchmark();
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}
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} );
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function init() {
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const container = document.createElement( 'div' );
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document.body.appendChild( container );
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camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 10000 );
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camera.position.z = 1800;
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scene = new THREE.Scene();
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scene.add( new THREE.PointLight( 0xFFFFFF ) );
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//scene.background = new THREE.Color( 0xffffff );
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const loader = new THREE.BufferGeometryLoader();
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loader.load( 'models/json/suzanne_buffergeometry.json', function ( geo ) {
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geo.computeVertexNormals();
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geometry = geo;
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} );
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renderer = new THREE.WebGLRenderer();
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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container.appendChild( renderer.domElement );
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stats = new Stats();
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container.appendChild( stats.dom );
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//
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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windowHalfX = window.innerWidth / 2;
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windowHalfY = window.innerHeight / 2;
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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function onDocumentMouseMove( event ) {
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mouseX = ( event.clientX - windowHalfX ) * 10;
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mouseY = ( event.clientY - windowHalfY ) * 10;
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}
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//
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function animate() {
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requestAnimationFrame( animate );
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render();
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stats.update();
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}
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function render() {
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camera.position.x += ( mouseX - camera.position.x ) * .05;
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camera.position.y += ( - mouseY - camera.position.y ) * .05;
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camera.lookAt( scene.position );
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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