rotate only once..

mapsys/map_osmload.c

@@ -1188,7 +1188,7 @@ int osm_area_split_add (struct s_osmmarea *marea) {
 	struct map_area *a = NULL;
 	struct s_osmareapnt *pt = ml_malloc (sizeof (struct s_osmareapnt) * marea->marea->p_cnt);
 	int i, st, pt_c, c;
-	int _debug = 0;
+	int _debug = 0, rotated = 0;
 	float angle_sum;
 
 //	if (marea->marea->id == 22963835) _debug = 1;
@@ -1238,13 +1238,14 @@ int osm_area_split_add (struct s_osmmarea *marea) {
 		if (_debug) d_printf ("c:%d  pt_c:%d   st:%d angle_sum:%f",c, pt_c, st, angle_sum);
 
 		/* make sure we going counterclock direction, only first area */
-		if (angle_sum > M_PI && a->subid == marea->marea->subid) {
+		if (rotated == 0 && angle_sum > M_PI && a->subid == marea->marea->subid) {
 			struct s_osmareapnt *pt_ = ml_malloc (sizeof (struct s_osmareapnt) * pt_c);
 
 			if (_debug) d_printf ("change rotation ...");
 			for (i = 0; i < pt_c; i++) pt_[pt_c - i - 1] = pt[i];
 			ml_free (pt);
 			pt = pt_;
+			rotated = 1;
 			continue;
 		}
 
@@ -1350,6 +1351,7 @@ int osm_area_split_add (struct s_osmmarea *marea) {
 		for (c = 0, i = 0; i < pt_c; i++)	if (pt[i].pnr != -1) pt[c++] = pt[i];
 		if (pt_c == c) {
 			d_printf ("%s:%d pt_c == c : nothing deleted.. something went wrong.", __FILE__, __LINE__);
+			d_printf ("  rotated:%d", rotated);
 			break;
 		}
 		pt_c = c;