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use fmod() to prevent overflow of angle variable

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This commit is contained in:
Brian Paul 2005-09-30 15:03:33 +00:00
parent 76560af99d
commit d0529b67f4
1 changed files with 3 additions and 1 deletions
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4
progs/demos/gears.c
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@ -234,7 +234,9 @@ idle(void)
dt = t - t0;
t0 = t;
angle += 70.0 * dt; /* 90 degrees per second */
angle += 70.0 * dt; /* 70 degrees per second */
angle = fmod(angle, 360.0); /* prevents eventual overflow */
glutPostRedisplay();
}