OptionalaspectDefines which aspects of the GPUImageCopyTexture#texture to copy to/from.
OptionalmipMip-map level of the GPUImageCopyTexture#texture to copy to/from.
OptionaloriginDefines the origin of the copy - the minimum corner of the texture sub-region to copy to/from.
Together with copySize, defines the full copy sub-region.
Texture to copy to/from.
被操作的纹理相关信息。
GPUCommandEncoder.copyTextureToTexture GPUImageCopyTexture