Лабы / MY / POINT

#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <GRAPHICS.H>

//Є« бб в®зЄЁ
class Point {
       public:
	     float x;                     //ॠ«м­лҐ Є®®а¤Ё­ вл
	     float y;
	     float z;
	     float mx;                    //Є®®а¤Ё­ вл ¤«п ўлў®¤  ­  нЄа ­
	     float my;
	     float offset[3];             //­г¦­® ¤«п Ї®«г祭Ёп Їа®ҐЄжЁЁ
	     Point();                     //ваЁ Є®­бвагЄв®а 
	     Point(int x1,int y1, int z1);
	     Point ( Point& Point );
	     void SetOffset(int xoff, int yoff, int zoff);
	     void Perspective();
//ЏҐаҐ®ЇаҐ¤Ґ«Ґ­ЁҐ §­ Є®ў ®ЇҐа жЁ© ¤«п Їа®бв®вл а Ў®вл б Є« бᮬ
	     Point& operator =  ( Point& tochka );
	     Point& operator -= ( Point& tochka );
	     Point& operator += ( Point& tochka );
	     Point& operator /= ( float Value );
	     Point& operator *= ( float Value );

	    };

Point::Point() {}

Point::Point(int x1,int y1, int z1)
{
  x=x1;
  y=y1;
  z=z1;
}
Point :: Point ( Point& tochka )
{
	x = tochka.x;
	y = tochka.y;
	z = tochka.z;
	mx = tochka.mx;
	my = tochka.my;
}

//д-жЁп ЇаҐ®Ўа §®ў ­Ёп ॠ«м­ле Є®®а¤Ё­ в ў Є®®а¤Ё­ вл ¬®­Ё®а  (­®а¬ «Ё§ жЁп)
void Point :: Perspective() {
mx=0.35*z+x+offset[0];
my=0.35*z+y+offset[1];
}

// “бв ­®ўЄ  Є®®а¤Ё­ вл 業ва  ЄгЎ 											//
void Point :: SetOffset(int xoff, int yoff, int zoff)
{
	offset[0]=xoff;
	offset[1]=yoff;
	offset[2]=zoff;
};

// ЏҐаҐ®ЇаҐ¤Ґ«Ґ­ЁҐ ®ЇҐа в®а  =
//‚®§¬®¦­®бвм ЇаЁа ў­Ёў вм в®зЄЁ ¤агЈ ¤агЈг
Point& Point :: operator = ( Point& tochka )
{
	x = tochka.x;
	y = tochka.y;
	z = tochka.z;
	mx = tochka.mx;
	my = tochka.my;

	return ( *this );
}

// Function to subtract a point from this point.                            //
Point& Point :: operator -= ( Point& tochka )
{
	x -= tochka.x;
	y -= tochka.y;
	z -= tochka.z;
	Perspective();
	return ( *this );
}

// Function to add a point to this point.                                   //
Point& Point :: operator += ( Point& tochka )
{
	x += tochka.x;
	y += tochka.y;
	z += tochka.z;
	Perspective();
	return ( *this );
}

// Function to add a point to this point.                                   //
Point& Point :: operator /= ( float Value )
{
	x /= Value;
	y /= Value;
	z /= Value;
	Perspective();
	return ( *this );
}

// Scale the vector by the given amount along all axis.                     //
Point& Point :: operator *= ( float Amount ){
	x *= Amount;
	y *= Amount;
	z *= Amount;
	Perspective();
	return ( *this );
}