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Examples: Add webgpu_camera_array. #30296

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Jan 9, 2025
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Examples: Add webgpu_camera_array. #30296

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1 change: 1 addition & 0 deletions examples/files.json
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Original file line number Diff line number Diff line change
Expand Up @@ -300,6 +300,7 @@
"webgpu_backdrop_area",
"webgpu_backdrop_water",
"webgpu_camera",
"webgpu_camera_array",
"webgpu_camera_logarithmicdepthbuffer",
"webgpu_clearcoat",
"webgpu_clipping",
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144 changes: 144 additions & 0 deletions examples/webgpu_camera_array.html
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@@ -0,0 +1,144 @@
<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgpu - arraycamera</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="main.css">
</head>
<body>
<script type="importmap">
{
"imports": {
"three": "../build/three.webgpu.js",
"three/webgpu": "../build/three.webgpu.js",
"three/tsl": "../build/three.tsl.js",
"three/addons/": "./jsm/"
}
}
</script>

<script type="module">

import * as THREE from 'three';

let camera, scene, renderer;
let mesh;
const AMOUNT = 6;

init();

function init() {

const ASPECT_RATIO = window.innerWidth / window.innerHeight;

const WIDTH = ( window.innerWidth / AMOUNT );
const HEIGHT = ( window.innerHeight / AMOUNT );

const cameras = [];

for ( let y = 0; y < AMOUNT; y ++ ) {

for ( let x = 0; x < AMOUNT; x ++ ) {

const subcamera = new THREE.PerspectiveCamera( 40, ASPECT_RATIO, 0.1, 10 );
subcamera.viewport = new THREE.Vector4( Math.floor( x * WIDTH ), Math.floor( y * HEIGHT ), Math.ceil( WIDTH ), Math.ceil( HEIGHT ) );
subcamera.position.x = ( x / AMOUNT ) - 0.5;
subcamera.position.y = 0.5 - ( y / AMOUNT );
subcamera.position.z = 1.5;
subcamera.position.multiplyScalar( 2 );
subcamera.lookAt( 0, 0, 0 );
subcamera.updateMatrixWorld();
cameras.push( subcamera );

}

}

camera = new THREE.ArrayCamera( cameras );
camera.position.z = 3;

scene = new THREE.Scene();

scene.add( new THREE.AmbientLight( 0x999999 ) );

const light = new THREE.DirectionalLight( 0xffffff, 3 );
light.position.set( 0.5, 0.5, 1 );
light.castShadow = true;
light.shadow.camera.zoom = 4; // tighter shadow map
scene.add( light );

const geometryBackground = new THREE.PlaneGeometry( 100, 100 );
const materialBackground = new THREE.MeshPhongMaterial( { color: 0x000066 } );

const background = new THREE.Mesh( geometryBackground, materialBackground );
background.receiveShadow = true;
background.position.set( 0, 0, - 1 );
scene.add( background );

const geometryCylinder = new THREE.CylinderGeometry( 0.5, 0.5, 1, 32 );
const materialCylinder = new THREE.MeshPhongMaterial( { color: 0xff0000 } );

mesh = new THREE.Mesh( geometryCylinder, materialCylinder );
mesh.castShadow = true;
mesh.receiveShadow = true;
scene.add( mesh );

renderer = new THREE.WebGPURenderer();
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setAnimationLoop( animate );
renderer.shadowMap.enabled = true;
document.body.appendChild( renderer.domElement );

//

window.addEventListener( 'resize', onWindowResize );

}

function onWindowResize() {

const ASPECT_RATIO = window.innerWidth / window.innerHeight;
const WIDTH = ( window.innerWidth / AMOUNT );
const HEIGHT = ( window.innerHeight / AMOUNT );

camera.aspect = ASPECT_RATIO;
camera.updateProjectionMatrix();

for ( let y = 0; y < AMOUNT; y ++ ) {

for ( let x = 0; x < AMOUNT; x ++ ) {

const subcamera = camera.cameras[ AMOUNT * y + x ];

subcamera.viewport.set(
Math.floor( x * WIDTH ),
Math.floor( y * HEIGHT ),
Math.ceil( WIDTH ),
Math.ceil( HEIGHT ) );

subcamera.aspect = ASPECT_RATIO;
subcamera.updateProjectionMatrix();

}

}

renderer.setSize( window.innerWidth, window.innerHeight );

}

function animate() {

mesh.rotation.x += 0.005;
mesh.rotation.z += 0.01;

renderer.render( scene, camera );

}

</script>

</body>
</html>
1 change: 1 addition & 0 deletions test/e2e/puppeteer.js
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Expand Up @@ -131,6 +131,7 @@ const exceptionList = [

// WebGPURenderer: Unknown problem
'webgpu_backdrop_water',
'webgpu_camera_array',
'webgpu_camera_logarithmicdepthbuffer',
'webgpu_clipping',
'webgpu_lightprobe_cubecamera',
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