home *** CD-ROM | disk | FTP | other *** search
- /* test random bitblit functions (S. A. Uhler) */
-
- #include <stdio.h>
- #include "bitmap.h"
-
- #define message(x) \
- if(bit_debug){printf("%s\n",x);fflush(stdout);}
-
- #define FRACTION 850 /* maximum blit size (parts/1000)*/
-
- int bit_debug = 0;
-
- main(argc,argv)
- char **argv;
- {
- register BITMAP *screen;
- register int x,y,w,h,op,xs,ys;
- int maxx, maxy;
- int min,max;
- int count;
-
- bit_debug = getenv("DEBUG");
-
- screen = bit_open("/dev/bwtwo0");
-
- if (argc < 3) {
- printf("usage: %s min_size max_size count\n",*argv);
- exit(1);
- }
-
- min = atoi(argv[1]);
- max = atoi(argv[2]);
- count = atoi(argv[3]);
-
- if (min >= max)
- max = min +1;
- maxx = max-min;
- maxy = max-min;
-
- while (count-- > 0) {
- op = random()&15;
- w = min + random()%maxx;
- h = min + random()%maxy;
- x = random()%(BIT_WIDE(screen)-w);
- y = random()%(BIT_HIGH(screen)-h);
- xs = random()%(BIT_WIDE(screen)-w);
- ys= random()%(BIT_HIGH(screen)-h);
- mem_rop(screen,x,y,w,h,op,screen,xs,ys);
- }
- }
-