text: #ifndef PACKAGE_H
  #define PACKAGE_H
  
  //#include "stdafx.h"
  #include "exceptions.h"
  #include <memory.h>
  #include <math.h>
  #include <limits.h>
  
  constexpr float epsilon = 1e-6f;
  
  class Mat4x4;
  class Vec3;
  
  struct Line;
  struct Plane;
  
  struct LinePlaneIntersectionResult;
  struct LineLineIntersectionResult;
  struct Segment;
  struct Plane;
  struct Triangle;
  struct Ball;
  struct Frustum;
  
  
  #include "math/vec4.h"
  #include "math/matrix.h"
  #include "math/geom.h"
  #include "math/random.h"
  
  #endif // PACKAGE_H
  