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<!DOCTYPE html>
<html lang="en">
<head>
<!-- <title>three.js webgl - multiple elements</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="./src/App.css">
<style>
* {
box-sizing: border-box;
-moz-box-sizing: border-box;
/* top: -10%;
left: 50%;
transform: translate(-50%, 50%); */
}
body {
background-color: #fff;
color: #444;
}
a {
color: #08f;
}
#content {
position: absolute;
top: 0; width: 100%;
z-index: 1;
padding: 3em 3rem 0 3rem ;
}
#c {
position: absolute;
left: 0;
width: 100%;
height: 100%;
}
.list-item {
display: inline-block;
margin: 1em;
padding: 1em;
box-shadow: 1px 2px 4px 0px rgba(0,0,0,0.25);
}
.list-item > div:nth-child(1) {
width: 350px;
height: 220px;
}
.list-item > div:nth-child(2) {
color: #888;
font-family: sans-serif;
font-size: large;
width: 200px;
margin-top: 0.5em;
}
</style>
</head>
<body>
<canvas id="c"></canvas>
<div id="content">
<!-- <div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - multiple elements - webgl</div> -->
</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';
let canvas, renderer;
const scenes = [];
async function fetchImages() {
const response = await fetch('./images/names.json');
console.log(response)
const imageFiles = await response.json();
const imagePairs = pairImages(imageFiles);
init(imagePairs);
animate();
}
function pairImages(imageFiles) {
const resultImages = imageFiles.filter(file => file.startsWith('result'));
console.log(resultImages)
const imagePairs = [];
resultImages.forEach(resultImage => {
const resultNumber = resultImage.match(/\d+/)[0];
const depthImage = `depth${resultNumber}.png`;
if (imageFiles.includes(depthImage)) {
imagePairs.push({
map: `./images/${resultImage}`,
depthMap: `./images/${depthImage}`
});
}
});
return imagePairs;
}
function init(imagePairs) {
canvas = document.getElementById( 'c' );
let amap = new THREE.TextureLoader().load("result.png")
let dmap = new THREE.TextureLoader().load("depth.png")
const settings = {
metalness: 0.0,
roughness: 1,
//ambientIntensity: 0,
displacementScale: 5,
displacementBias: -0.5,
};
const geometries = [
new THREE.PlaneGeometry( 10, 10, 512, 512 ),
];
const content = document.getElementById( 'content' );
for (let i = 0; i < imagePairs.length; i++) {
const scene = new THREE.Scene();
// make a list item
const element = document.createElement( 'div' );
element.className = 'list-item';
const sceneElement = document.createElement( 'div' );
element.appendChild( sceneElement );
scene.userData.element = sceneElement;
content.appendChild( element );
const camera = new THREE.PerspectiveCamera( 40, 1, 1, 10 );
camera.position.z = 12.5;
scene.userData.camera = camera;
const controls = new OrbitControls( scene.userData.camera, scene.userData.element );
controls.minDistance = 2;
controls.maxDistance = 5;
controls.enablePan = false;
controls.enableZoom = false;
scene.userData.controls = controls;
window.addEventListener("mousemove", onmousemove, false);
var plane = new THREE.Plane(new THREE.Vector3(1, 1, 0), 2);
var raycaster = new THREE.Raycaster();
var mouse = new THREE.Vector2();
var intersectPoint = new THREE.Vector3();
function onmousemove(event) {
mouse.x = (event.clientX / window.innerWidth) - 1;
mouse.y = -(event.clientY / window.innerHeight)- 1;
raycaster.setFromCamera(mouse, camera);
raycaster.ray.intersectPlane(plane, intersectPoint);
mesh.lookAt(intersectPoint);
}
const geometry = geometries[ geometries.length * Math.random() | 0 ];
const material = new THREE.MeshStandardMaterial( {
map: new THREE.TextureLoader().load(imagePairs[i].map),
displacementMap: new THREE.TextureLoader().load(imagePairs[i].depthMap),
emissive: 0xffffff,
emissiveIntensity: 0.9,
emissiveMap : new THREE.TextureLoader().load(imagePairs[i].map),
roughness: settings.roughness,
metalness: settings.metalness,
displacementScale: settings.displacementScale,
displacementBias: settings.displacementBias,
side: THREE.DoubleSide
} );
const mesh = new THREE.Mesh( geometry, material );
mesh.scale.set(0.6,0.6,0.6)
mesh.frustrumCulled = false
mesh.position.set(0,0,3)
scene.add( mesh );
scenes.push( scene );
}
renderer = new THREE.WebGLRenderer( { canvas: canvas, antialias: true } );
renderer.setClearColor( 0x000000, 0 );
renderer.setPixelRatio( window.devicePixelRatio );
}
function updateSize() {
const width = canvas.clientWidth;
const height = canvas.clientHeight;
if ( canvas.width !== width || canvas.height !== height ) {
renderer.setSize( width, height, false );
}
}
function animate() {
render();
requestAnimationFrame( animate );
}
function render() {
updateSize();
canvas.style.transform = `translateY(${window.scrollY}px)`;
renderer.setClearColor( 0xffffff );
renderer.setScissorTest( false );
renderer.clear();
renderer.setClearColor( 0xe0e0e0 );
renderer.setScissorTest( true );
scenes.forEach( function ( scene ) {
const element = scene.userData.element;
const rect = element.getBoundingClientRect();
if ( rect.bottom < 0 || rect.top > renderer.domElement.clientHeight ||
rect.right < 0 || rect.left > renderer.domElement.clientWidth ) {
return;
}
const width = rect.right - rect.left;
const height = rect.bottom - rect.top;
const left = rect.left;
const bottom = renderer.domElement.clientHeight - rect.bottom;
renderer.setViewport( left, bottom, width, height );
renderer.setScissor( left, bottom, width, height );
const camera = scene.userData.camera;
renderer.render( scene, camera );
});
}
fetchImages();
</script>
</body>
</html> |