Lines Matching refs:is_real_river

40 int is_real_river (int x, int y);
107 	if (is_real_river (x + 4, y) != 1   in place_item()
108 	    || is_real_river (x + 4, y + 1) != 1  in place_item()
109 	    || is_real_river (x + 4, y + 2) != 1   in place_item()
110 	    || is_real_river (x + 4, y + 3) != 1) {  in place_item()
942 	    if (is_real_river (x, y) == 1)  in connect_rivers()
944 		if (is_real_river (x - 1, y) == -1)  in connect_rivers()
949 		if (is_real_river (x, y - 1) == -1)  in connect_rivers()
954 		if (is_real_river (x + 1, y) == -1)  in connect_rivers()
959 		if (is_real_river (x, y + 1) == -1)  in connect_rivers()
970 is_real_river (int x, int y)  in is_real_river()  function