Description : Write procedure to fill polygon with flood fill.
Last Answer : flood_fill(x,y,old_color,new_color) { if(getpixel(x,y) = old_color) { putpixel(x,y,new_color); flood_fill(x+1,y,old_color, new_color); flood_fill(x-1,y,old_color, new_color); flood_fill(x,y+1, ... flood_fill(x+1,y-1,old_color, new_color); flood_fill(x-1,y+1,old_color, new_color); } }