slowly it works..

mapsys/map_area.c

@@ -92,8 +92,8 @@ int map_area_add (struct map_area *area, int loadflags) {
 	int size;
 
 	if (area->p == NULL || area->p_cnt == 0) return 0;
-	area->type = area->subid % MAREA_campsite + 1;
+//	area->type = area->subid % MAREA_campsite + 1;
-	d_printf ("subid:%d  type:%d   cnt:%d", area->subid, area->type, area->p_cnt);
+//	d_printf ("subid:%d  type:%d   cnt:%d", area->subid, area->type, area->p_cnt);
 
 	size = map_area_getsize (area);
 	mh = map_hash_get (area->p[0].lon, area->p[0].lat, loadflags);

mapsys/map_loadsave.c

@@ -38,7 +38,7 @@
 #include "memoryleak.h"
 #include "osmroute.h"
 
-#define MAP_BITS_SUBID 5
+#define MAP_BITS_SUBID 8
 
 char *lsrw_data = NULL;
 int lsrw_data_size = 0;

mapsys/map_osmload.c

@@ -1227,7 +1227,8 @@ int osm_area_split_add (struct s_osmmarea *marea) {
 			else if (i == 0)	pt[i].angle = point_angle (pt[pt_c-1].km, pt[i].km, pt[i+1].km);
 			else				pt[i].angle = point_angle (pt[i-1].km, pt[i].km, pt[i+1].km);
 			if (pt[i].angle > M_PI) {	/* only select first pt */
-				if (st == -1 ||st+1 == i)	st = i;
+				if (st == -1)	st = i;
+				else if (pt[st].angle < pt[i].angle) st = i;
 				c++;
 			}
 			angle_sum += pt[i].angle;
@@ -1340,7 +1341,7 @@ int osm_area_split_add (struct s_osmmarea *marea) {
 					sel++; if (sel >= pt_c) sel = 0;
 				}
 
-			} while (sel > st && a->p_cnt < 3);
+			} while (sel != st && a->p_cnt < 3);
 
 			/* add element */
 			if (a->p_cnt >= 3) {