/* test random bitblit functions (S. A. Uhler) */ #include #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); } }