1retrace_count(3) Allegro manual retrace_count(3)
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6 retrace_count - Retrace count simulator. Allegro game programming
7 library.
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10 #include <allegro.h>
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13 extern volatile int retrace_count;
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16 If the retrace simulator is installed, this count is incremented on
17 each vertical retrace; otherwise, if the refresh rate is known, the
18 count is incremented at the same rate (ignoring retraces); otherwise,
19 it is incremented 70 times a second. This provides a way of controlling
20 the speed of your program without installing user timer functions.
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24 ex3d(3), exblend(3), exdbuf(3), exflip(3), exlights(3)
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28Allegro version 4.4.3 retrace_count(3)