| import { LinearFilter } from '../constants.js'; |
| import { Texture } from './Texture.js'; |
|
|
| class VideoTexture extends Texture { |
|
|
| constructor( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) { |
|
|
| super( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ); |
|
|
| this.isVideoTexture = true; |
|
|
| this.minFilter = minFilter !== undefined ? minFilter : LinearFilter; |
| this.magFilter = magFilter !== undefined ? magFilter : LinearFilter; |
|
|
| this.generateMipmaps = false; |
|
|
| const scope = this; |
|
|
| function updateVideo() { |
|
|
| scope.needsUpdate = true; |
| video.requestVideoFrameCallback( updateVideo ); |
|
|
| } |
|
|
| if ( 'requestVideoFrameCallback' in video ) { |
|
|
| video.requestVideoFrameCallback( updateVideo ); |
|
|
| } |
|
|
| } |
|
|
| clone() { |
|
|
| return new this.constructor( this.image ).copy( this ); |
|
|
| } |
|
|
| update() { |
|
|
| const video = this.image; |
| const hasVideoFrameCallback = 'requestVideoFrameCallback' in video; |
|
|
| if ( hasVideoFrameCallback === false && video.readyState >= video.HAVE_CURRENT_DATA ) { |
|
|
| this.needsUpdate = true; |
|
|
| } |
|
|
| } |
|
|
| } |
|
|
| export { VideoTexture }; |
|
|
