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- # include <complex.h>
- # include <stdio.h>
- # include <pc.h>
- # include <allegro.h>
-
- BITMAP* bufor;
- complex<double> c;
-
- void RysujMand()
- {
- int i,j;
- double px,py;
- complex<double> x;
- unsigned char iter;
-
- clear(bufor);
- for (j=0,py=-2.1;j<480;j++,py+=0.00875)
- for (i=0,px=-2.5;i<640;i++,px+=0.00625)
- {
- iter=0;
- c=complex<double>(px, py);
- x=complex<double>(0, 0);
- while ((abs(x)<4.0) && (iter<255))
- {
- iter++;
- x=x*x+c;
- }
- ((short int *)bufor->line[j])[i]=makecol16(iter,iter,255-iter);
- blit(bufor, screen, i, j, i, j, 1, 1);
- }
- }
-
-
- int main()
- {
- int err;
-
- allegro_init();
- set_color_depth(16);
- if ((err=set_gfx_mode(GFX_AUTODETECT, 640, 480, 0, 0))<0)
- {
- printf("Error: %s\n",allegro_error);
- return(1);
- }
- bufor = create_bitmap(640, 480);
-
- RysujMand();
- while (!kbhit());
-
- destroy_bitmap(bufor);
- }
-