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Merge pull request #58 from lioncash/clamp 

Common: Add a clamp function to math_utils.h
master
bunnei 2014-08-21 11:31:43 +07:00
parent c9add2e4b2 2f571a0d9d
commit 59d512484a
1 changed files with 7 additions and 0 deletions
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7
src/common/math_util.h
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@ -6,11 +6,18 @@
#include "common/common.h" #include "common/common.h"
#include <algorithm>
#include <vector> #include <vector>
namespace MathUtil namespace MathUtil
{ {
template<typename T>
inline T Clamp(const T val, const T& min, const T& max)
{
return std::max(min, std::min(max, val));
}
static const u64 DOUBLE_SIGN = 0x8000000000000000ULL, static const u64 DOUBLE_SIGN = 0x8000000000000000ULL,
DOUBLE_EXP = 0x7FF0000000000000ULL, DOUBLE_EXP = 0x7FF0000000000000ULL,
DOUBLE_FRAC = 0x000FFFFFFFFFFFFFULL, DOUBLE_FRAC = 0x000FFFFFFFFFFFFFULL,