+void check_correct_commodities(void) {
+ Rect search= { { 50,39 }, { 130,59 } };
+
+#define SEARCH_UPDOWN(this,increm) \
+ for (;;) { \
+ MUST( search.tl.y != search.br.y, MR(search);MSB(#this); ); \
+ int x, got=0; \
+ for (x=search.tl.x; x<=search.br.x; x++) \
+ got += (get(x,this.y) == '_'); \
+ if (got > 10) \
+ break; \
+ this.y += increm; \
+ }
+
+ SEARCH_UPDOWN(search.tl, +1);
+ SEARCH_UPDOWN(search.br, -1);
+
+ debug_rect("commodselr",1, search);
+
+ static const char *all[]= {
+ " ___________________________________ ",
+ " ________X____X__X____________________ ",
+ " ________ X___ X_ X_____XXXXXXXXXXX_____ ",
+ "_________X_X__ X_ X______XXXXXXXXX_______",
+ "________ X X__ X_ X_______XXXXXXX________",
+ "________X_ _X_ X_ X________XXXXX_________",
+ "_______ X__ X_ X_ X_________XXX__________",
+ "_______XXXXXXX X_ X__________X___________",
+ " _____ X X X_ X______________________",
+ " ____X_____ _XX_ X______________________",
+ " __ _______ __ ______________________ ",
+ };
+
+ static int allh= sizeof(all)/sizeof(all[0]);
+ const int allw= strlen(all[0]);
+
+ int alloffy, alloffx;
+ for (alloffy=0; alloffy < search.br.y; alloffy++) {
+ if (alloffy+allh-1 < search.tl.y) continue;
+ for (alloffx=search.tl.x; alloffx+allw-1 <= search.br.x; alloffx++) {
+ int good=0, bad=0;
+ int x,y;
+ for (x=0; x<allw; x++)
+ for (y=0; y<allh; y++) {
+ int want= all[y][x];
+ if (want==' ') continue;
+ if (get(alloffx+x, alloffy+y) == want)
+ good++;
+ else
+ bad++;
+ }
+ debugf("CHECKCOMMOD alloff=%d,%d good=%d bad=%d\n",
+ alloffx,alloffy, good,bad);
+ if (good > 20*bad)
+ goto all_found;
+ }
+ }
+ fatal("Commodities selector not set to `All'.");
+
+ all_found:;
+}
+