Enum CompositeAlpha

Composition mode for a presentation engine

Enum members

Name	Description
inherit	The Graal implementation has no clue on how the compositor will treat the alpha channel.
opaque	The alpha channel of presented surface is discarded and no composition is performed.
postMultiplied	Composition is enabled and the color channels of presented surface must multiplied by the alpha channel by the presentation engine.
preMultiplied	Composition is enabled and the color channels of presented surface are treated as pre-multiplied by the alpha channel.