2 * Copyright (c) 2001-2002, David Janssens
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31 * Get the minimum of two integers.
33 * returns a if a < b else b
35 int int_min(int a, int b);
38 * Get the maximum of two integers.
40 * returns a if a > b else b
42 int int_max(int a, int b);
45 * Clamp an integer inside an interval.
47 * return a if (min < a < max)
48 * return max if (a > max)
49 * return min if (a < min)
51 int int_clamp(int a, int min, int max);
54 * Get absolute value of integer.
59 * Divide an integer and round upwards.
63 int int_ceildiv(int a, int b);
66 * Divide an integer by a power of 2 and round upwards.
70 int int_ceildivpow2(int a, int b);
73 * Divide an integer by a power of 2 and round downwards.
77 int int_floordivpow2(int a, int b);
80 * Get logarithm of an integer and round downwards.
84 int int_floorlog2(int a);