1set_multiply_blender(3) Allegro manual set_multiply_blender(3)
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6 set_multiply_blender - Enables a multiply blender mode. Allegro game
7 programming library.
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10 #include <allegro.h>
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13 void set_multiply_blender(int r, int g, int b, int a);
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16 Enables a multiply blender mode for combining translucent or lit true‐
17 color pixels. Combines the source and destination images, multiplying
18 the colours to produce a darker colour. If a colour is multiplied by
19 white it remains unchanged; when multiplied by black it also becomes
20 black.
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24 set_trans_blender(3), drawing_mode(3), exalpha(3)
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28Allegro version 4.2.3 set_multiply_blender(3)