#ifndef XNA_COMMON_MATH_HPP #define XNA_COMMON_MATH_HPP #include namespace xna { struct MathHelper { static constexpr double E = 2.7182818284590451; static constexpr double PI = 3.1415926535897931; static constexpr double TAU = 6.2831853071795862; static constexpr double EPSILON = std::numeric_limits::epsilon(); }; using Math = MathHelper; } #endif