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Add a function to math_util

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Henrik Rydgard 2013-09-15 12:52:27 +02:00
parent df8814e239
commit e508a71213
1 changed files with 10 additions and 0 deletions
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10
math/math_util.h
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@ -26,6 +26,16 @@ inline float Float16ToFloat(float16 ix) {
return x;
}
inline uint32_t RoundUpToPowerOf2(uint32_t v) {
v--;
v |= v >> 1;
v |= v >> 2;
v |= v >> 4;
v |= v >> 8;
v |= v >> 16;
v++;
return v;
}
#define PI 3.141592653589793f
#ifndef M_PI