***مهندسی کامپیوتر***

if(x_1>x_2

}

x1=x_2

y1=y_2

x2=x_1

y2=y_1

{

int dx=abs(x2-x1

int dy=abs(y2-y1

int two_dy=(2*dy

int two_dy_dx=(2*(dy-dx

int p=(2*dg)-dx

int x=x1

int y=y1

putpixel(x,y,color

while(x

}

x++

if(p<0

p+=two_dy

else

}

y--

p+=two_dy_dx

{

putpixel(x,y,color

{