| import { Texture } from './Texture.js'; |
| import { NearestFilter, UnsignedIntType, UnsignedInt248Type, DepthFormat, DepthStencilFormat } from '../constants.js'; |
|
|
| class DepthTexture extends Texture { |
|
|
| constructor( width, height, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, format ) { |
|
|
| format = format !== undefined ? format : DepthFormat; |
|
|
| if ( format !== DepthFormat && format !== DepthStencilFormat ) { |
|
|
| throw new Error( 'DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat' ); |
|
|
| } |
|
|
| if ( type === undefined && format === DepthFormat ) type = UnsignedIntType; |
| if ( type === undefined && format === DepthStencilFormat ) type = UnsignedInt248Type; |
|
|
| super( null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); |
|
|
| this.isDepthTexture = true; |
|
|
| this.image = { width: width, height: height }; |
|
|
| this.magFilter = magFilter !== undefined ? magFilter : NearestFilter; |
| this.minFilter = minFilter !== undefined ? minFilter : NearestFilter; |
|
|
| this.flipY = false; |
| this.generateMipmaps = false; |
|
|
| this.compareFunction = null; |
|
|
| } |
|
|
|
|
| copy( source ) { |
|
|
| super.copy( source ); |
|
|
| this.compareFunction = source.compareFunction; |
|
|
| return this; |
|
|
| } |
|
|
| toJSON( meta ) { |
|
|
| const data = super.toJSON( meta ); |
|
|
| if ( this.compareFunction !== null ) data.compareFunction = this.compareFunction; |
|
|
| return data; |
|
|
| } |
|
|
| } |
|
|
| export { DepthTexture }; |
|
|
