#include <util/delay.h>
#include "framebuffer.h"

#define HALFW (FB_WIDTH/2)
#define HALFH (FB_HEIGHT/2)

void fbani_starhopper_print_rectangles(uint8_t v) {
  fb_area(0    ,0    ,HALFW  ,HALFH  , (v >> 3) & 1);
  fb_area(HALFW,0    ,2*HALFW,HALFH  , (v >> 2) & 1);
  fb_area(0    ,HALFH,HALFW  ,2*HALFH, (v >> 1) & 1);
  fb_area(HALFW,HALFH,2*HALFW,2*HALFH, (v     ) & 1);
}

void fbani_starhopper(uint16_t count) {
  while(count--) {
    fbani_starhopper_print_rectangles(0x0e);
    _delay_ms(600);
    fbani_starhopper_print_rectangles(0x0b);
    _delay_ms(150);
  };
}