[28897] | 1 | /**
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| 2 | * @author mrdoob / http://mrdoob.com/
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| 3 | * @author alteredq / http://alteredqualia.com/
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| 4 | */
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| 5 |
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| 6 | THREE.DirectionalLight = function ( hex, intensity ) {
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| 7 |
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| 8 | THREE.Light.call( this, hex );
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| 9 |
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| 10 | this.position.set( 0, 1, 0 );
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| 11 | this.target = new THREE.Object3D();
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| 12 |
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| 13 | this.intensity = ( intensity !== undefined ) ? intensity : 1;
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| 14 |
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| 15 | this.castShadow = false;
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| 16 | this.onlyShadow = false;
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| 17 |
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| 18 | //
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| 19 |
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| 20 | this.shadowCameraNear = 50;
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| 21 | this.shadowCameraFar = 5000;
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| 22 |
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| 23 | this.shadowCameraLeft = -500;
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| 24 | this.shadowCameraRight = 500;
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| 25 | this.shadowCameraTop = 500;
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| 26 | this.shadowCameraBottom = -500;
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| 27 |
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| 28 | this.shadowCameraVisible = false;
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| 29 |
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| 30 | this.shadowBias = 0;
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| 31 | this.shadowDarkness = 0.5;
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| 32 |
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| 33 | this.shadowMapWidth = 512;
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| 34 | this.shadowMapHeight = 512;
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| 35 |
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| 36 | //
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| 37 |
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| 38 | this.shadowCascade = false;
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| 39 |
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| 40 | this.shadowCascadeOffset = new THREE.Vector3( 0, 0, -1000 );
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| 41 | this.shadowCascadeCount = 2;
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| 42 |
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| 43 | this.shadowCascadeBias = [ 0, 0, 0 ];
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| 44 | this.shadowCascadeWidth = [ 512, 512, 512 ];
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| 45 | this.shadowCascadeHeight = [ 512, 512, 512 ];
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| 46 |
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| 47 | this.shadowCascadeNearZ = [ -1.000, 0.990, 0.998 ];
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| 48 | this.shadowCascadeFarZ = [ 0.990, 0.998, 1.000 ];
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| 49 |
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| 50 | this.shadowCascadeArray = [];
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| 51 |
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| 52 | //
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| 53 |
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| 54 | this.shadowMap = null;
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| 55 | this.shadowMapSize = null;
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| 56 | this.shadowCamera = null;
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| 57 | this.shadowMatrix = null;
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| 58 |
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| 59 | };
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| 60 |
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| 61 | THREE.DirectionalLight.prototype = Object.create( THREE.Light.prototype );
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| 62 |
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| 63 | THREE.DirectionalLight.prototype.clone = function () {
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| 64 |
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| 65 | var light = new THREE.DirectionalLight();
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| 66 |
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| 67 | THREE.Light.prototype.clone.call( this, light );
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| 68 |
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| 69 | light.target = this.target.clone();
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| 70 |
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| 71 | light.intensity = this.intensity;
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| 72 |
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| 73 | light.castShadow = this.castShadow;
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| 74 | light.onlyShadow = this.onlyShadow;
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| 75 |
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| 76 | return light;
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| 77 |
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| 78 | };
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