Gecko [ dp-client.com ]

Name	Size	Permission
AmbientLight.js	233 B	-rw-r--r--
DirectionalLight.js	703 B	-rw-r--r--
DirectionalLightShadow.js	337 B	-rw-r--r--
HemisphereLight.js	605 B	-rw-r--r--
Light.js	1.14 KB	-rw-r--r--
LightProbe.js	679 B	-rw-r--r--
LightShadow.js	2.58 KB	-rw-r--r--
PointLight.js	1 KB	-rw-r--r--
PointLightShadow.js	2.51 KB	-rw-r--r--
RectAreaLight.js	926 B	-rw-r--r--
SpotLight.js	1.33 KB	-rw-r--r--
SpotLightShadow.js	925 B	-rw-r--r--

Code Editor : LightShadow.js

import { Matrix4 } from '../math/Matrix4.js';
import { Vector2 } from '../math/Vector2.js';
import { Vector3 } from '../math/Vector3.js';
import { Vector4 } from '../math/Vector4.js';
import { Frustum } from '../math/Frustum.js';

const _projScreenMatrix = /*@__PURE__*/ new Matrix4();
const _lightPositionWorld = /*@__PURE__*/ new Vector3();
const _lookTarget = /*@__PURE__*/ new Vector3();

class LightShadow {

constructor( camera ) {

this.camera = camera;

this.bias = 0;
		this.normalBias = 0;
		this.radius = 1;
		this.blurSamples = 8;

this.mapSize = new Vector2( 512, 512 );

this.map = null;
		this.mapPass = null;
		this.matrix = new Matrix4();

this.autoUpdate = true;
		this.needsUpdate = false;

this._frustum = new Frustum();
		this._frameExtents = new Vector2( 1, 1 );

this._viewportCount = 1;

this._viewports = [

new Vector4( 0, 0, 1, 1 )

];

}

getViewportCount() {

return this._viewportCount;

}

getFrustum() {

return this._frustum;

}

updateMatrices( light ) {

const shadowCamera = this.camera;
		const shadowMatrix = this.matrix;

_lightPositionWorld.setFromMatrixPosition( light.matrixWorld );
		shadowCamera.position.copy( _lightPositionWorld );

_lookTarget.setFromMatrixPosition( light.target.matrixWorld );
		shadowCamera.lookAt( _lookTarget );
		shadowCamera.updateMatrixWorld();

_projScreenMatrix.multiplyMatrices( shadowCamera.projectionMatrix, shadowCamera.matrixWorldInverse );
		this._frustum.setFromProjectionMatrix( _projScreenMatrix );

shadowMatrix.set(
			0.5, 0.0, 0.0, 0.5,
			0.0, 0.5, 0.0, 0.5,
			0.0, 0.0, 0.5, 0.5,
			0.0, 0.0, 0.0, 1.0
		);

shadowMatrix.multiply( _projScreenMatrix );

}

getViewport( viewportIndex ) {

return this._viewports[ viewportIndex ];

}

getFrameExtents() {

return this._frameExtents;

}

dispose() {

if ( this.map ) {

this.map.dispose();

}

if ( this.mapPass ) {

this.mapPass.dispose();

}

copy( source ) {

this.camera = source.camera.clone();

this.bias = source.bias;
		this.radius = source.radius;

this.mapSize.copy( source.mapSize );

return this;

}

clone() {

return new this.constructor().copy( this );

}

toJSON() {

const object = {};

if ( this.bias !== 0 ) object.bias = this.bias;
		if ( this.normalBias !== 0 ) object.normalBias = this.normalBias;
		if ( this.radius !== 1 ) object.radius = this.radius;
		if ( this.mapSize.x !== 512 || this.mapSize.y !== 512 ) object.mapSize = this.mapSize.toArray();

object.camera = this.camera.toJSON( false ).object;
		delete object.camera.matrix;

return object;

}

export { LightShadow };

${this.title}

Code Editor : LightShadow.js