#pragma once

#include <gl\glut.h>
#include "math.h"                                               // Needed for sqrtf
#include "MouseRotation.h"

typedef union Tuple4i_t
{
	struct
	{
		GLint X, Y, Z, W;
	} s;

	GLint T[4];
} Tuple4iT;      //A 4-element tuple represented by single-precision floating point x,y,z,w coordinates. 

typedef union Matrix4d_t
{
	struct
	{
		//column major
		union { GLdouble M00; GLdouble XX; GLdouble SX; };  //XAxis.X and Scale X
		union { GLdouble M10; GLdouble XY; };  //XAxis.Y
		union { GLdouble M20; GLdouble XZ; };  //XAxis.Z
		union { GLdouble M30; GLdouble XW; };  //XAxis.W
		union { GLdouble M01; GLdouble YX; };  //YAxis.X
		union { GLdouble M11; GLdouble YY; GLdouble SY; };  //YAxis.Y and Scale Y
		union { GLdouble M21; GLdouble YZ; };  //YAxis.Z
		union { GLdouble M31; GLdouble YW; };  //YAxis.W
		union { GLdouble M02; GLdouble ZX; };  //ZAxis.X
		union { GLdouble M12; GLdouble ZY; };  //ZAxis.Y
		union { GLdouble M22; GLdouble ZZ; GLdouble SZ; };  //ZAxis.Z and Scale Z
		union { GLdouble M32; GLdouble ZW; };  //ZAxis.W
		union { GLdouble M03; GLdouble TX; };  //Trans.X
		union { GLdouble M13; GLdouble TY; };  //Trans.Y
		union { GLdouble M23; GLdouble TZ; };  //Trans.Z
		union { GLdouble M33; GLdouble TW; GLdouble SW; };  //Trans.W and Scale W
	} s;
	GLdouble M[16];
} Matrix4dT;     //A single precision floating point 4 by 4 matrix. 

class point3D
{
public:
	point3D();
	virtual ~point3D();

	//Point Selection
	bool select;//есть выделение? Да/Нет

	//virtual void GetRect(void);
	Tuple2fT LeftDownCorner;
	Tuple2fT RightUpCorner;

	Matrix4dT modelMatrix;
	Matrix4dT projMatrix;
	Tuple4iT viewport;

	GLdouble winx;
	GLdouble winy;
	GLdouble winz;

	GLdouble x;		//x-координата точки
	GLdouble y;		//y-координата точки
	GLdouble z;		//z-координата точки

	// ДОБАВИТЬ ПАРАМЕТРИЧЕСКИЕ КООРДИНАТЫ t и tau

	void SetRect(int x1, int y1, int x2, int y2);
	void Draw();
	bool PtInRect(GLint x, GLint y);
};