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Metal Performance Shaders / MPSAlphaType / MPSAlphaType.premultiplied

Contents

Declaration
Discussion
See Also

MPSAlphaType.premultiplied

The image is premultiplied by alpha.

Declaration

case premultiplied

Discussion

The image uses premultiplied alpha. Alpha is not guaranteed to be 1.

See Also

Constants

MPSAlphaType.nonPremultiplied
MPSAlphaType.alphaIsOne

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Metal Performance ShadersCase

iOS 10.0+iPadOS 10.0+Mac Catalyst 13.0+macOS 10.13+tvOS 10.0+visionOS 1.0+

Declaration
Discussion
See Also

Built on 2026-05-07