GXSetAlphaUpdate

Syntax

#include <revolution/gx.h>

void GXSetAlphaUpdate( GXBool update_enable );

Arguments

update_enable Enables alpha buffer updates when GX_TRUE.

Return Values

None.

Description

Enables or disables alpha buffer updates of the embedded frame buffer (EFB). This function also affects whether the alpha buffer is cleared during copy operations. For more information, see the GXCopyDisp and GXCopyTex functions. The only EFB pixel format that supports an alpha buffer is GX_PF_RGBA6_Z24. For more information, see the GXSetPixelFmt function. The alpha update_enable permission is ignored for non-alpha pixel formats.

See Also

GXGetAlphaUpdate
GXSetColorUpdate
GXSetPixelFmt

Revision History

2009/01/05 Added the GXGetAlphaUpdate function under See Also.
2006/03/01 Initial version.

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