#pragma once const float DEG2RAD = 0.01745329251994329576923690768f; const float RAD2DEG = 57.2957795130823208767981548141f; inline float ToRadian(const float Degree) { return (Degree * DEG2RAD); } inline float ToDegree(const float Radian) { return (Radian * RAD2DEG); } struct Vec4 { int x, y, z, w; Vec4(int x, int y, int z, int w) : x(x), y(y), z(z), w(w) {} }; struct Vec4f { float x, y, z, w; Vec4f(float x, float y, float z, float w) : x(x), y(y), z(z), w(w) {} }; struct Vec3 { int x, y, z; Vec3(int x, int y, int z) : x(x), y(y), z(z) {} }; struct Vec3f { float x, y, z; Vec3f(float x, float y, float z) : x(x), y(y), z(z) {} }; struct Vec2 { int x, y; Vec2(int x, int y) : x(x), y(y) {} }; struct Vec2f { float x, y; Vec2f(float x, float y) : x(x), y(y) {} };