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31 lines
616 B
C++
31 lines
616 B
C++
/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */
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#ifndef BASE_MATH_H
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#define BASE_MATH_H
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template <typename T>
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inline T clamp(T val, T min, T max)
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{
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if(val < min)
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return min;
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if(val > max)
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return max;
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return val;
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}
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inline float sign(float f)
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{
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return f<0.0f?-1.0f:1.0f;
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}
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template<typename T, typename TB>
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inline T mix(const T a, const T b, TB amount)
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{
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return a + (b-a)*amount;
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}
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const float pi = 3.1415926535897932384626433f;
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template <typename T> inline T min(T a, T b) { return a<b?a:b; }
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template <typename T> inline T max(T a, T b) { return a>b?a:b; }
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#endif // BASE_MATH_H
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