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RealityFoundation · IOS API REFERENCE

TextureResource.Compression.ASTCBlockSize

enum · iOS 18.0+ · SDK 27.1

enum ASTCBlockSize

The compressed block size. - Note: RealityKit stores block pixel data in groups of 128 bits. For instance, a `block4x4` bits per pixel is 128/(4*4) = 8 bit per pixel.

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