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DDA_line //trng hp tng qut k theo m

#include

#define Round(a)(int )(a+0.5)

#define DELAY 10

Int color = RED;

Void DDA_line(int x1,int y1,int x2,int y2)

{

int x,dx,dy; float y;

x=1; y=y1; dx=x2-x1; dy=y2-y1;

float m=(float)dy/dx;

putpixel(x,Round(y),color);

while(x