162 static int pat = 6;         /* must be less than num_bgpat */  variable
388                 pat = atoi(*argv) - 1;  in WinMain()
389                 if (pat < 0 || pat >= num_bgpat)  in WinMain()
816     int invert_gradient2 = (bg[pat].type & 0x08);  in rpng2_win_load_bg_image()
839     if ((bg[pat].type & 0x07) == 0) {  in rpng2_win_load_bg_image()
840         uch r1_min  = rgb[bg[pat].rgb1_min].r;  in rpng2_win_load_bg_image()
841         uch g1_min  = rgb[bg[pat].rgb1_min].g;  in rpng2_win_load_bg_image()
842         uch b1_min  = rgb[bg[pat].rgb1_min].b;  in rpng2_win_load_bg_image()
843         uch r2_min  = rgb[bg[pat].rgb2_min].r;  in rpng2_win_load_bg_image()
844         uch g2_min  = rgb[bg[pat].rgb2_min].g;  in rpng2_win_load_bg_image()
845         uch b2_min  = rgb[bg[pat].rgb2_min].b;  in rpng2_win_load_bg_image()
846         int r1_diff = rgb[bg[pat].rgb1_max].r - r1_min;  in rpng2_win_load_bg_image()
847         int g1_diff = rgb[bg[pat].rgb1_max].g - g1_min;  in rpng2_win_load_bg_image()
848         int b1_diff = rgb[bg[pat].rgb1_max].b - b1_min;  in rpng2_win_load_bg_image()
849         int r2_diff = rgb[bg[pat].rgb2_max].r - r2_min;  in rpng2_win_load_bg_image()
850         int g2_diff = rgb[bg[pat].rgb2_max].g - g2_min;  in rpng2_win_load_bg_image()
851         int b2_diff = rgb[bg[pat].rgb2_max].b - b2_min;  in rpng2_win_load_bg_image()
876                   (even_odd_horiz && (bg[pat].type & 0x10));  in rpng2_win_load_bg_image()
908     } else if ((bg[pat].type & 0x07) == 1) {  in rpng2_win_load_bg_image()
913         r1 = rgb[bg[pat].rgb1_max].r;  in rpng2_win_load_bg_image()
914         g1 = rgb[bg[pat].rgb1_max].g;  in rpng2_win_load_bg_image()
915         b1 = rgb[bg[pat].rgb1_max].b;  in rpng2_win_load_bg_image()
916         r2 = rgb[bg[pat].rgb2_max].r;  in rpng2_win_load_bg_image()
917         g2 = rgb[bg[pat].rgb2_max].g;  in rpng2_win_load_bg_image()
918         b2 = rgb[bg[pat].rgb2_max].b;  in rpng2_win_load_bg_image()
942     } else if ((bg[pat].type & 0x07) == 2) {  in rpng2_win_load_bg_image()
964         grayspot = CLIP(bg[pat].bg_gray, 1, (hh + hw));  in rpng2_win_load_bg_image()
965         freq = MAX((double)bg[pat].bg_freq, 0.0);  in rpng2_win_load_bg_image()
966         saturate = (double)bg[pat].bg_bsat * 0.1;  in rpng2_win_load_bg_image()
967         rotate = (double)bg[pat].bg_brot * 0.1;  in rpng2_win_load_bg_image()