149 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			149 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
/**
 | 
						|
 * https://github.com/google/model-viewer/blob/master/packages/model-viewer/src/three-components/EnvironmentScene.ts
 | 
						|
 */
 | 
						|
 | 
						|
import {
 | 
						|
 	BackSide,
 | 
						|
 	BoxGeometry,
 | 
						|
 	Mesh,
 | 
						|
	MeshBasicMaterial,
 | 
						|
 	MeshStandardMaterial,
 | 
						|
 	PointLight,
 | 
						|
 	Scene,
 | 
						|
} from 'three';
 | 
						|
 | 
						|
class RoomEnvironment extends Scene {
 | 
						|
 | 
						|
	constructor( renderer = null ) {
 | 
						|
 | 
						|
		super();
 | 
						|
 | 
						|
		const geometry = new BoxGeometry();
 | 
						|
		geometry.deleteAttribute( 'uv' );
 | 
						|
 | 
						|
		const roomMaterial = new MeshStandardMaterial( { side: BackSide } );
 | 
						|
		const boxMaterial = new MeshStandardMaterial();
 | 
						|
 | 
						|
		let intensity = 5;
 | 
						|
 | 
						|
		if ( renderer !== null && renderer._useLegacyLights === false ) intensity = 900;
 | 
						|
 | 
						|
		const mainLight = new PointLight( 0xffffff, intensity, 28, 2 );
 | 
						|
		mainLight.position.set( 0.418, 16.199, 0.300 );
 | 
						|
		this.add( mainLight );
 | 
						|
 | 
						|
		const room = new Mesh( geometry, roomMaterial );
 | 
						|
		room.position.set( - 0.757, 13.219, 0.717 );
 | 
						|
		room.scale.set( 31.713, 28.305, 28.591 );
 | 
						|
		this.add( room );
 | 
						|
 | 
						|
		const box1 = new Mesh( geometry, boxMaterial );
 | 
						|
		box1.position.set( - 10.906, 2.009, 1.846 );
 | 
						|
		box1.rotation.set( 0, - 0.195, 0 );
 | 
						|
		box1.scale.set( 2.328, 7.905, 4.651 );
 | 
						|
		this.add( box1 );
 | 
						|
 | 
						|
		const box2 = new Mesh( geometry, boxMaterial );
 | 
						|
		box2.position.set( - 5.607, - 0.754, - 0.758 );
 | 
						|
		box2.rotation.set( 0, 0.994, 0 );
 | 
						|
		box2.scale.set( 1.970, 1.534, 3.955 );
 | 
						|
		this.add( box2 );
 | 
						|
 | 
						|
		const box3 = new Mesh( geometry, boxMaterial );
 | 
						|
		box3.position.set( 6.167, 0.857, 7.803 );
 | 
						|
		box3.rotation.set( 0, 0.561, 0 );
 | 
						|
		box3.scale.set( 3.927, 6.285, 3.687 );
 | 
						|
		this.add( box3 );
 | 
						|
 | 
						|
		const box4 = new Mesh( geometry, boxMaterial );
 | 
						|
		box4.position.set( - 2.017, 0.018, 6.124 );
 | 
						|
		box4.rotation.set( 0, 0.333, 0 );
 | 
						|
		box4.scale.set( 2.002, 4.566, 2.064 );
 | 
						|
		this.add( box4 );
 | 
						|
 | 
						|
		const box5 = new Mesh( geometry, boxMaterial );
 | 
						|
		box5.position.set( 2.291, - 0.756, - 2.621 );
 | 
						|
		box5.rotation.set( 0, - 0.286, 0 );
 | 
						|
		box5.scale.set( 1.546, 1.552, 1.496 );
 | 
						|
		this.add( box5 );
 | 
						|
 | 
						|
		const box6 = new Mesh( geometry, boxMaterial );
 | 
						|
		box6.position.set( - 2.193, - 0.369, - 5.547 );
 | 
						|
		box6.rotation.set( 0, 0.516, 0 );
 | 
						|
		box6.scale.set( 3.875, 3.487, 2.986 );
 | 
						|
		this.add( box6 );
 | 
						|
 | 
						|
 | 
						|
		// -x right
 | 
						|
		const light1 = new Mesh( geometry, createAreaLightMaterial( 50 ) );
 | 
						|
		light1.position.set( - 16.116, 14.37, 8.208 );
 | 
						|
		light1.scale.set( 0.1, 2.428, 2.739 );
 | 
						|
		this.add( light1 );
 | 
						|
 | 
						|
		// -x left
 | 
						|
		const light2 = new Mesh( geometry, createAreaLightMaterial( 50 ) );
 | 
						|
		light2.position.set( - 16.109, 18.021, - 8.207 );
 | 
						|
		light2.scale.set( 0.1, 2.425, 2.751 );
 | 
						|
		this.add( light2 );
 | 
						|
 | 
						|
		// +x
 | 
						|
		const light3 = new Mesh( geometry, createAreaLightMaterial( 17 ) );
 | 
						|
		light3.position.set( 14.904, 12.198, - 1.832 );
 | 
						|
		light3.scale.set( 0.15, 4.265, 6.331 );
 | 
						|
		this.add( light3 );
 | 
						|
 | 
						|
		// +z
 | 
						|
		const light4 = new Mesh( geometry, createAreaLightMaterial( 43 ) );
 | 
						|
		light4.position.set( - 0.462, 8.89, 14.520 );
 | 
						|
		light4.scale.set( 4.38, 5.441, 0.088 );
 | 
						|
		this.add( light4 );
 | 
						|
 | 
						|
		// -z
 | 
						|
		const light5 = new Mesh( geometry, createAreaLightMaterial( 20 ) );
 | 
						|
		light5.position.set( 3.235, 11.486, - 12.541 );
 | 
						|
		light5.scale.set( 2.5, 2.0, 0.1 );
 | 
						|
		this.add( light5 );
 | 
						|
 | 
						|
		// +y
 | 
						|
		const light6 = new Mesh( geometry, createAreaLightMaterial( 100 ) );
 | 
						|
		light6.position.set( 0.0, 20.0, 0.0 );
 | 
						|
		light6.scale.set( 1.0, 0.1, 1.0 );
 | 
						|
		this.add( light6 );
 | 
						|
 | 
						|
	}
 | 
						|
 | 
						|
	dispose() {
 | 
						|
 | 
						|
		const resources = new Set();
 | 
						|
 | 
						|
		this.traverse( ( object ) => {
 | 
						|
 | 
						|
			if ( object.isMesh ) {
 | 
						|
 | 
						|
				resources.add( object.geometry );
 | 
						|
				resources.add( object.material );
 | 
						|
 | 
						|
			}
 | 
						|
 | 
						|
		} );
 | 
						|
 | 
						|
		for ( const resource of resources ) {
 | 
						|
 | 
						|
			resource.dispose();
 | 
						|
 | 
						|
		}
 | 
						|
 | 
						|
	}
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
function createAreaLightMaterial( intensity ) {
 | 
						|
 | 
						|
	const material = new MeshBasicMaterial();
 | 
						|
	material.color.setScalar( intensity );
 | 
						|
	return material;
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
export { RoomEnvironment };
 |