set_difference_blender3alleg4
Enables a difference blender mode. allegro game programming library.
Usage
#include <allegro.h>
void set_difference_blender(int r, int g, int b, int a);
Overview
Enables a difference blender mode for combining translucent or lit truecolor pixels. This makes an image which has colours calculated by the difference between the source and destination colours.
Releases
7 releases since Debian 7 (Wheezy); the text changed 1 time.