Module AS_CTRL

Source
Expand description

Alpha Surface Control

Modulesยง

ALPHA
Alpha modifier used when the ALPHA_MULTIPLY or ALPHA_OVERRIDE values are programmed in PXP_AS_CTRL[ALPHA_CTRL]
ALPHA_CTRL
Determines how the alpha value is constructed for this alpha surface
ALPHA_INVERT
Setting this bit to logic 0 will not alter the alpha value
ENABLE_COLORKEY
Indicates that colorkey functionality is enabled for this alpha surface
FORMAT
Indicates the input buffer format for AS.
ROP
Indicates a raster operation to perform when enabled