1 #ifndef _VN_MATH_CONSTS_H_
7 #define _VN_MATH_CONSTS_H_
17 static const float PI = 3.141592653589793238f;
20 static const float PIf = PI;
23 static const double PId = 3.141592653589793238;
26 static const float PI2 = 6.283185307179586476f;
29 static const float PI2f = PI2;
32 static const double PI2d = 6.283185307179586476;
35 static const float PIH = 1.570796326794896619f;
38 static const float PIHf = PIH;
41 static const double PIHd = 1.570796326794896619;