text: #ifndef TRIANGLE2D_H
  #define TRIANGLE2D_H
  
  #include "vector2.h"
  #include "box2d.h"
  
  class Triangle2D
  {
  public:
  	Triangle2D();
  	Triangle2D( const Vector2& Vec1, const Vector2& Vec2, const Vector2& Vec3 );
  
  	Box2D	GetBound() const;
  
  	Vector2	m_Vec1;
  	Vector2	m_Vec2;
  	Vector2	m_Vec3;
  };
  
  #endif // TRIANGLE2D_H