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added MIN, MAX, and CLAMP macros to common_funcs

This commit is contained in:
bunnei 2014-05-17 00:53:41 -04:00
parent 7cdb705059
commit 43bc2ac724
1 changed files with 5 additions and 0 deletions
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5
src/common/common_funcs.h
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@ -22,6 +22,11 @@ template<> struct CompileTimeAssert<true> {};
#define b32(x) (b16(x) | (b16(x) >>16) ) #define b32(x) (b16(x) | (b16(x) >>16) )
#define ROUND_UP_POW2(x) (b32(x - 1) + 1) #define ROUND_UP_POW2(x) (b32(x - 1) + 1)
#define MIN(a, b) ((a)<(b)?(a):(b))
#define MAX(a, b) ((a)>(b)?(a):(b))
#define CLAMP(x, min, max) (((x) > max) ? max : (((x) < min) ? min : (x)))
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0])) #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
#ifndef _WIN32 #ifndef _WIN32