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set_difference_blender(3)	 Allegro manual        set_difference_blender(3)

NAME
     set_difference_blender  -	Enables  a difference blender mode. Allegro game
     programming library.

SYNOPSIS
     #include <allegro.h>

     void set_difference_blender(int r, int g, int b, int a);

DESCRIPTION
     Enables a difference blender mode for combining translucent  or  lit  true-
     color  pixels. This makes an image which has colours calculated by the dif-
     ference between the source and destination colours.

SEE ALSO
     set_trans_blender(3), drawing_mode(3)

Allegro 			  version 4.4.3        set_difference_blender(3)

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