-renamed function to get object from instance id

-added function to get list of tiles used

demos/misc/autoload/global.gd

@@ -3,10 +3,25 @@ extends Node
 
 var current_scene = null
 
+
+func goto_scene(path):
+
+	# This function will usually be called from a signal callback,
+	# or some other function from the running scene.
+	# Deleting the current scene at this point might be
+	# a bad idea, because it may be inside of a callback or function of it.
+	# The worst case will be a crash or unexpected behavior.
+
+	# The way around this is deferring the load to a later time, when
+	# it is ensured that no code from the current scene is running:
+
+	call_deferred("_deferred_goto_scene",path)
+
+
 func _deferred_goto_scene(path):
 
 	# Immediately free the current scene,
-        # there is no risk here.	
+	# there is no risk here.	
 	current_scene.free()
 
 	# Load new scene
@@ -18,19 +33,6 @@ func _deferred_goto_scene(path):
 	# Add it to the active scene, as child of root
 	get_tree().get_root().add_child(current_scene)
 
-func goto_scene(path):
-
-	# This function will usually be called from a signal callback,
-        # or some other function from the running scene.
-	# Deleting the current scene at this point might be
-        # a bad idea, because it may be inside of a callback or function of it.
-	# The worst case will be a crash or unexpected behavior.
-
-	# The way around this is deferring the load to a later time, when
-        # it is ensured that no code from the current scene is running:
-
-	call_deferred("_deferred_goto_scene",path)
-
 
 func _ready():
 	# Get the current scene, the first time.

modules/gdscript/gd_functions.cpp

@@ -98,7 +98,7 @@ const char *GDFunctions::get_func_name(Function p_func) {
 		"dict2inst",
 		"hash",
 		"print_stack",
-		"get_inst",
+		"instance_from_id",
 	};
 
 	return _names[p_func];
@@ -904,7 +904,7 @@ void GDFunctions::call(Function p_func,const Variant **p_args,int p_arg_count,Va
 			};
 		} break;
 
-		case GET_INST: {
+		case INSTANCE_FROM_ID: {
 
 			VALIDATE_ARG_COUNT(1);
 			if (p_args[0]->get_type()!=Variant::INT && p_args[0]->get_type()!=Variant::REAL) {
@@ -1316,8 +1316,8 @@ MethodInfo GDFunctions::get_info(Function p_func) {
 			return mi;
 		} break;
 
-		case GET_INST: {
-			MethodInfo mi("get_info",PropertyInfo(Variant::INT,"instance_id"));
+		case INSTANCE_FROM_ID: {
+			MethodInfo mi("instance_from_id",PropertyInfo(Variant::INT,"instance_id"));
 			mi.return_val.type=Variant::OBJECT;
 			return mi;
 		} break;

modules/gdscript/gd_functions.h

@@ -94,7 +94,7 @@ public:
 		DICT2INST,
 		HASH,
 		PRINT_STACK,
-		GET_INST,
+		INSTANCE_FROM_ID,
 		FUNC_MAX
 
 	};

scene/2d/tile_map.cpp

@@ -1024,6 +1024,19 @@ bool TileMap::is_y_sort_mode_enabled() const {
 	return y_sort_mode;
 }
 
+Array TileMap::get_used_cells() const {
+
+	Array a;
+	a.resize(tile_map.size());
+	int i=0;
+	for (Map<PosKey,Cell>::Element *E=tile_map.front();E;E=E->next()) {
+
+		Vector2 p (E->key().x,E->key().y);
+		a[i++]=p;
+	}
+
+	return a;
+}
 
 void TileMap::_bind_methods() {
 
@@ -1080,6 +1093,8 @@ void TileMap::_bind_methods() {
 
 	ObjectTypeDB::bind_method(_MD("clear"),&TileMap::clear);
 
+	ObjectTypeDB::bind_method(_MD("get_used_cells"),&TileMap::get_used_cells);
+
 	ObjectTypeDB::bind_method(_MD("map_to_world","mappos","ignore_half_ofs"),&TileMap::map_to_world,DEFVAL(false));
 	ObjectTypeDB::bind_method(_MD("world_to_map","worldpos"),&TileMap::world_to_map);
 

scene/2d/tile_map.h

@@ -171,6 +171,8 @@ private:
 
 	_FORCE_INLINE_ Vector2 _map_to_world(int p_x,int p_y,bool p_ignore_ofs=false) const;
 
+	Array get_used_cells() const;
+
 protected: