1 #ifndef BLANK_GEOMETRY_CONST_HPP_
2 #define BLANK_GEOMETRY_CONST_HPP_
7 constexpr float PI = 3.141592653589793238462643383279502884;
8 constexpr float PI_0p25 = PI * 0.25f;
9 constexpr float PI_0p5 = PI * 0.5f;
10 constexpr float PI_1p5 = PI * 1.5f;
11 constexpr float PI_2p0 = PI * 2.0f;
13 constexpr float PI_inv = 1.0f / PI;
14 constexpr float PI_0p5_inv = 1.0f / PI_0p5;