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Added floodfill in Circle #1

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Added floodfill in Circle #1

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69d961b
added flood fill function in circle.cpp
tokirmanva22 Oct 4, 2019
7540494
updated readme
tokirmanva22 Oct 4, 2019
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50 changes: 24 additions & 26 deletions Lab-3_29-08-2019/circle.cpp
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Author: Kartikei Mittal
// Author: Kartikei Mittal, Tokir Manva
// Circle Drawing
#include <bits/stdc++.h>
#include <graphics.h>
Expand All @@ -15,31 +15,7 @@ void draw_y_axis() {for(int i=-my_SIZE[1]; i<my_SIZE[1]; i+=4) my_putpixel(0, i,

void my_circle(int x_c, int y_c, int r)
{
// int p = 1-r, x=r, y=0;
// while(x>y)
// {
// y++;
// if (p <= 0)
// p += 2*y + 1;
// else
// {
// x--;
// p += 2*(y-x) + 1;
// }
// if (x < y)
// break;
// my_putpixel(x + x_c, y + y_c, GREEN);
// my_putpixel(-x + x_c, y + y_c, WHITE);
// my_putpixel(x + x_c, -y + y_c, WHITE);
// my_putpixel(-x + x_c, -y + y_c, WHITE);
// if(x != y)
// {
// my_putpixel( y + x_c, x + y_c, GREEN);
// my_putpixel(-y + x_c, x + y_c, WHITE);
// my_putpixel( y + x_c, -x + y_c, WHITE);
// my_putpixel(-y + x_c, -x + y_c, WHITE);
// }
// }

int p = 1-r;
for(int x=0, y=r; x<=r;)
{
Expand All @@ -56,14 +32,36 @@ void my_circle(int x_c, int y_c, int r)
my_putpixel( y + x_c, -x + y_c, WHITE);
my_putpixel(-y + x_c, -x + y_c, WHITE);
}
// delay(50);
}
void flood(int x,int y)
{
if(getpixel(x,y) == BLACK )
{
putpixel(x,y,YELLOW);
flood(x+1,y);
flood(x-1,y);
flood(x,y+1);
flood(x,y-1);
}
delay(10);
}

int main()
{
//w for width of circle and width is 10
int w=10;
cout<<"Hello World! ";
// cout<<"Enter Width of Circle\n";
// scanf("%d",&w);
initwindow(my_SIZE[0], my_SIZE[1], "Graphics Window");
draw_x_axis(); draw_y_axis();
// int gd,gm;
// detectgraph(&gd,&gm);
// initgraph(&gd,&gm,"c:\\tc\\bgi");
my_circle(60, 80, 50);
my_circle(60, 80, 50+w);
flood(60+80+5,80);
while(!kbhit())
delay(100);
return 0;
Expand Down
6 changes: 6 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2,3 +2,9 @@
# Computer Graphics Lab

This repositry contains work done in Computer Graphics Lab.

## Contributer(s)

[Kartikei Mittal](https://github.com/Kartikei-12)

[Tokir Manva](https://github.com/tokirmanva22)