Draw A Unique House In Computer Graphics Using C Language

Unique House

#include<stdio.h>

#include<conio.h>

#include<graphics.h>

#include<math.h>

#define round(a) (a+0.5)

int gdriver=DETECT,gmode;

void dda();

void midpoint_circle(int xc,int yc,int r){

int x=0;

int y=r;

int d=1-r;

draw_circle(xc,yc,x,y);

while(x<y){

x++;

if(d<0){

d=d+2*x+1;

}

else{

y--;

d=d+2*(x-y)+1;

}

draw_circle(xc,yc,x,y);

}

}

int draw_circle(int x0,int y0,int x,int y){

putpixel (x0+x, y0+y, 2);

putpixel (x0+y, y0+x, 2);

putpixel (x0-y, y0+x, 2);

putpixel (x0-x, y0+y, 2);

putpixel (x0-x, y0-y, 2);

putpixel (x0-y, y0-x, 2);

putpixel (x0+y, y0-x, 2);

putpixel (x0+x, y0-y, 2);

return 0;

}

void main()

{

clrscr();

initgraph(&gdriver, &gmode, "C:\\Turboc3\\BGI");

dda (200, 50, 400, 50);

dda (200, 50, 150, 200);

dda (400, 50, 450, 200);

dda (150, 200, 450, 200);

dda (150, 200, 160, 210);

dda (450, 200, 440, 210);

dda (160, 210, 440, 210);

dda (180, 210, 180, 400);

dda (420, 210, 420, 400);

dda (180, 400, 420, 400);

dda (215, 380, 215, 270);

dda (215, 270, 275, 270);

dda (275, 270, 275, 380);

midpoint_circle (265, 330, 5);

dda (205, 380, 285, 380);

dda (205, 380, 205, 400);

dda (285, 380, 285, 400);

dda (195, 400, 195, 420);

dda (295, 400, 295, 420);

dda (195, 420, 295, 420);

dda (300, 270, 400, 270);

dda (300, 270, 300, 350);

dda (300, 350, 400, 350);

dda (400, 350, 400, 270);

dda (395, 345, 395, 275);

dda (395, 345, 305, 345);

dda (305, 345, 305, 275);

dda (305, 275, 395, 275);

dda (350, 275, 350, 345);

dda (305, 310, 395, 310);

dda (250, 115, 250, 175);

dda (250, 175, 350, 175);

dda (350, 175, 350, 115);

dda (300, 75, 225, 135);

dda (300, 75, 375, 135);

dda (300, 70, 375, 130);

dda (375, 135, 375, 130);

dda (300, 70, 225, 130);

dda (225, 130, 225, 135);

midpoint_circle (300, 130, 30);

dda (300, 100, 300, 160);

dda (270, 130, 330, 130);

getch();

}

void dda(int xa,int ya,int xb,int yb)

{

float x,y,xincr,yincr;

int dy,dx,steps,i;

dx=xb-xa;

dy=yb-ya;

x=xa;

y=ya;

if(abs(dx)>abs(dy))

steps=abs(dx);

else

steps=abs(dy);

xincr=dx/(float)steps;

yincr=dy/(float)steps;

putpixel(round(x),round(y),2);

for(i=1;i<=steps;i++)

{

x+=xincr;

y+=yincr;

putpixel(round(x),round(y),2);

}

}

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