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FGDOC
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EXAMPLES
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C
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06-01.C
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1994-01-24
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54 lines
#include <fastgraf.h>
#include <stdlib.h>
void main(void);
void main()
{
int area;
int color, old_color;
int left;
int max_color, max_x, max_y;
int new_mode, old_mode;
int x, y;
old_mode = fg_getmode();
new_mode = fg_automode();
fg_setmode(new_mode);
if (new_mode == 4)
max_color = 3;
else if (new_mode == 11 || new_mode == 17)
max_color = 1;
else if (new_mode == 19)
max_color = 255;
else
max_color = 15;
left = 100;
max_x = fg_getmaxx() - 1;
max_y = fg_getmaxy() - 1;
while (left > 0) {
x = rand() % max_x + 1;
y = rand() % max_y + 1;
area = fg_getpixel(x-1,y-1) + fg_getpixel(x,y-1) + fg_getpixel(x+1,y-1)
+ fg_getpixel(x-1,y) + fg_getpixel(x,y) + fg_getpixel(x+1,y)
+ fg_getpixel(x-1,y+1) + fg_getpixel(x,y+1) + fg_getpixel(x+1,y+1);
if (area == 0) {
color = rand() % max_color + 1;
fg_setcolor(color);
fg_point(x,y);
left--;
}
}
fg_waitkey();
fg_setmode(old_mode);
fg_reset();
}