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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>depthmap-viewer-three</title>
<style>
body {
font-family: sans-serif;
margin: 0;
}
.dropzone {
box-sizing: border-box;
display: none;
position: fixed;
width: 100%;
height: 100%;
left: 0;
top: 0;
z-index: 99999;
background: rgba(#60a7dc, .8);
border: 11px dashed #60a7dc;
}
</style>
<script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>
<script type="importmap">
{
"imports": {
"three": "https://unpkg.com/[email protected]/build/three.module.js",
"three/addons/": "https://unpkg.com/[email protected]/examples/jsm/"
}
}
</script>
<script type="module">
import * as THREE from 'three';
import { OrbitControls } from "three/addons/controls/OrbitControls";
import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
var rgbBase64Img = window.frameElement?.getAttribute('data-rgb') || "public/images/rgb.png"
var depthBase64Img = window.frameElement?.getAttribute('data-depth') || "public/images/depth.png"
let mesh;
let material;
let stopAnimation = false;
const settings = {
metalness: 0.0,
roughness: 0.5,
ambientIntensity: 0.85,
displacementScale: 100,
displacementBias: -0.5,
};
const meshSettings = {
rotation: {
x: 0,
y: 0,
z: 0
}
}
// init
const camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 1, 1000);
camera.position.z = 3;
const scene = new THREE.Scene();
const ambientLight = new THREE.AmbientLight(0xffffff, 0.5);
scene.add(ambientLight);
const pointLight = new THREE.PointLight(0xff0000, 0.5);
pointLight.position.z = 2500;
scene.add(pointLight);
const renderer = new THREE.WebGLRenderer({ antialias: true });
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.setAnimationLoop(animation);
// renderer.xr.enabled = true;
renderer.toneMapping = THREE.ACESFilmicToneMapping;
renderer.toneMappingExposure = 1;
renderer.outputEncoding = THREE.sRGBEncoding;
document.body.appendChild(renderer.domElement);
// animation
function animation(time) {
if (mesh && !stopAnimation) {
mesh.rotation.x = 0.5 * Math.sin(time / 2000);
mesh.rotation.y = 0.5 * Math.sin(time / 2000);
meshSettings.rotation.x = mesh.rotation.x;
meshSettings.rotation.y = mesh.rotation.y;
}
renderer.render(scene, camera);
}
function onWindowResize() {
const aspect = window.innerWidth / window.innerHeight;
camera.aspect = aspect;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
window.addEventListener('resize', onWindowResize);
// orbit controls
const controls = new OrbitControls(camera, renderer.domElement);
controls.enableZoom = true;
controls.enableDamping = true;
async function getCanvasTexture(imageSrc) {
return new Promise((resolve, reject) => {
const image = new Image();
image.src = imageSrc;
image.onload = () => {
const ctx = document.createElement('canvas').getContext('2d');
ctx.canvas.width = image.width;
ctx.canvas.height = image.height;
ctx.drawImage(image, 0, 0, image.width, image.height);
const texture = new THREE.CanvasTexture(ctx.canvas);
resolve(texture);
}
})
}
(async () => {
const rgbTexture = await getCanvasTexture(rgbBase64Img);
const depthTexture = await getCanvasTexture(depthBase64Img);
if (mesh) {
mesh.geometry.dispose();
mesh.material.dispose();
scene.remove(mesh);
}
// material
material = new THREE.MeshStandardMaterial({
color: 0xaaaaaa,
roughness: settings.roughness,
metalness: settings.metalness,
map: rgbTexture,
displacementMap: depthTexture,
displacementScale: settings.displacementScale,
displacementBias: settings.displacementBias,
side: THREE.DoubleSide
});
// generating geometry and add mesh to scene
const geometry = new THREE.PlaneGeometry(rgbTexture.image.width, rgbTexture.image.height, 512, 512);
mesh = new THREE.Mesh(geometry, material);
const scale = 1 / Math.max(rgbTexture.image.width, rgbTexture.image.height);
mesh.scale.set(scale, scale, scale);
scene.add(mesh);
})()
// setup gui
const gui = new GUI();
gui.close();
const sceneGUI = gui.addFolder('Scene');
sceneGUI.add(settings, 'metalness').min(0).max(1).onChange(function (value) {
material.metalness = value;
});
sceneGUI.add(settings, 'roughness').min(0).max(1).onChange(function (value) {
material.roughness = value;
});
sceneGUI.add(settings, 'ambientIntensity').min(0).max(1).onChange(function (value) {
ambientLight.intensity = value;
});
sceneGUI.add(settings, 'displacementScale').min(0).max(500.0).onChange(function (value) {
material.displacementScale = value;
});
sceneGUI.add(settings, 'displacementBias').min(-500).max(500).onChange(function (value) {
material.displacementBias = value;
});
const meshGUI = gui.addFolder('Mesh');
meshGUI.add(meshSettings.rotation, 'x').min(-Math.PI).max(Math.PI).step(0.0001).onChange(function (value) {
mesh.rotation.x = value;
stopAnimation = true;
}).listen()
meshGUI.add(meshSettings.rotation, 'y').min(-Math.PI).max(Math.PI).step(0.0001).onChange(function (value) {
mesh.rotation.y = value;
stopAnimation = true;
}).listen()
meshGUI.add(meshSettings.rotation, 'z').min(-Math.PI).max(Math.PI).step(0.0001).onChange(function (value) {
mesh.rotation.z = value;
stopAnimation = true;
}).listen()
</script>
</head>
<body>
</body>
</html> |