From 8b3c16e6152a527f9aec1a88a9eed74119de7000 Mon Sep 17 00:00:00 2001 From: Magnus Auvinen Date: Wed, 22 Aug 2007 07:52:33 +0000 Subject: major engine cleanup. dependency on baselib removed. engine is now C code (not ansi tho). some other cruft removed aswell --- src/game/math.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 src/game/math.h (limited to 'src/game/math.h') diff --git a/src/game/math.h b/src/game/math.h new file mode 100644 index 00000000..7ef3baad --- /dev/null +++ b/src/game/math.h @@ -0,0 +1,29 @@ +#ifndef BASE_MATH_H +#define BASE_MATH_H + +template +inline T clamp(T val, T min, T max) +{ + if(val < min) + return min; + if(val > max) + return max; + return val; +} + +inline float sign(float f) +{ + return f<0.0f?-1.0f:1.0f; +} + +template +inline T mix(const T a, const T b, TB amount) +{ + return a + (b-a)*amount; +} +const float pi = 3.1415926535897932384626433f; + +template inline T min(T a, T b) { return a inline T max(T a, T b) { return a>b?a:b; } + +#endif // BASE_MATH_H -- cgit 1.4.1