text: #ifndef ARPIYI_MATH_HPP
  #define ARPIYI_MATH_HPP
  
  #include "util/intdef.hpp"
  
  namespace math {
  
  struct IVec2D {
      i32 x, y;
  };
  
  struct Vec2D {
      float x, y;
  };
  
  struct Rect2D {
      Vec2D start;
      Vec2D end;
  };
  
  }
  
  #endif // ARPIYI_MATH_HPP
  