渲染纹理无记忆模式属性。
使用该属性设置或返回渲染纹理无记忆模式。
无记忆渲染纹理在渲染时临时存储在区块内存中。它们不会存储在 CPU 或 GPU 内存中。这可减少应用的内存使用量,但请注意,您无法读取或写入这些渲染纹理。
区块内存是移动 GPU 在渲染时使用的一种高速专用存储器。
请注意,只有 iOS/tvOS 10.0+ Metal 和 Vulkan 上支持无记忆渲染纹理。在其他平台上,渲染纹理受读/写保护并存储在 CPU 或 GPU 内存中。
另请参阅:RenderTextureMemoryless。
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