Types of window transparencies
#include <screen/screen.h>
enum { SCREEN_TRANSPARENCY_SOURCE = 0, SCREEN_TRANSPARENCY_TEST = 1, SCREEN_TRANSPARENCY_SOURCE_COLOR = 2, SCREEN_TRANSPARENCY_SOURCE_OVER = 3, SCREEN_TRANSPARENCY_NONE = 4, SCREEN_TRANSPARENCY_DISCARD = 5, SCREEN_TRANSPARENCY_REVERSED_TEST = 6 };
The replacement is based on a comparison between the source pixel's alpha value and the reference alpha value. The reference alpha value is dependent on the blitter.
The replacement is based on a comparison between the source pixel's alpha value and the reference alpha value. The reference alpha value is dependent on the blitter.
The replacement is based on a comparison between the source pixel's alpha value and the reference alpha value. The reference alpha value is dependent on the blitter.