Improve ClassDB information for some some signal parameters

doc/classes/Area.xml

@@ -182,14 +182,14 @@
 			</description>
 		</signal>
 		<signal name="body_entered">
-			<argument index="0" name="body" type="Object">
+			<argument index="0" name="body" type="Node">
 			</argument>
 			<description>
 				Emitted when a [PhysicsBody] object enters.
 			</description>
 		</signal>
 		<signal name="body_exited">
-			<argument index="0" name="body" type="Object">
+			<argument index="0" name="body" type="Node">
 			</argument>
 			<description>
 				Emitted when a [PhysicsBody] object exits.
@@ -198,7 +198,7 @@
 		<signal name="body_shape_entered">
 			<argument index="0" name="body_id" type="int">
 			</argument>
-			<argument index="1" name="body" type="Object">
+			<argument index="1" name="body" type="Node">
 			</argument>
 			<argument index="2" name="body_shape" type="int">
 			</argument>
@@ -211,7 +211,7 @@
 		<signal name="body_shape_exited">
 			<argument index="0" name="body_id" type="int">
 			</argument>
-			<argument index="1" name="body" type="Object">
+			<argument index="1" name="body" type="Node">
 			</argument>
 			<argument index="2" name="body_shape" type="int">
 			</argument>

doc/classes/CollisionObject.xml

@@ -191,7 +191,7 @@
 	</members>
 	<signals>
 		<signal name="input_event">
-			<argument index="0" name="camera" type="Object">
+			<argument index="0" name="camera" type="Node">
 			</argument>
 			<argument index="1" name="event" type="InputEvent">
 			</argument>

doc/classes/CollisionObject2D.xml

@@ -204,7 +204,7 @@
 	</members>
 	<signals>
 		<signal name="input_event">
-			<argument index="0" name="viewport" type="Object">
+			<argument index="0" name="viewport" type="Node">
 			</argument>
 			<argument index="1" name="event" type="InputEvent">
 			</argument>

doc/classes/GraphEdit.xml

@@ -247,7 +247,7 @@
 			</description>
 		</signal>
 		<signal name="node_selected">
-			<argument index="0" name="node" type="Object">
+			<argument index="0" name="node" type="Node">
 			</argument>
 			<description>
 				Emitted when a GraphNode is selected.

doc/classes/RigidBody.xml

@@ -168,14 +168,14 @@
 	</members>
 	<signals>
 		<signal name="body_entered">
-			<argument index="0" name="body" type="Object">
+			<argument index="0" name="body" type="Node">
 			</argument>
 			<description>
 				Emitted when a body enters into contact with this one. Contact monitor and contacts reported must be enabled for this to work.
 			</description>
 		</signal>
 		<signal name="body_exited">
-			<argument index="0" name="body" type="Object">
+			<argument index="0" name="body" type="Node">
 			</argument>
 			<description>
 				Emitted when a body shape exits contact with this one. Contact monitor and contacts reported must be enabled for this to work.
@@ -184,7 +184,7 @@
 		<signal name="body_shape_entered">
 			<argument index="0" name="body_id" type="int">
 			</argument>
-			<argument index="1" name="body" type="Object">
+			<argument index="1" name="body" type="Node">
 			</argument>
 			<argument index="2" name="body_shape" type="int">
 			</argument>
@@ -198,7 +198,7 @@
 		<signal name="body_shape_exited">
 			<argument index="0" name="body_id" type="int">
 			</argument>
-			<argument index="1" name="body" type="Object">
+			<argument index="1" name="body" type="Node">
 			</argument>
 			<argument index="2" name="body_shape" type="int">
 			</argument>

doc/classes/RigidBody2D.xml

@@ -173,14 +173,14 @@
 	</members>
 	<signals>
 		<signal name="body_entered">
-			<argument index="0" name="body" type="Object">
+			<argument index="0" name="body" type="Node">
 			</argument>
 			<description>
 				Emitted when a body enters into contact with this one. [member contact_monitor] must be [code]true[/code] and [member contacts_reported] greater than [code]0[/code].
 			</description>
 		</signal>
 		<signal name="body_exited">
-			<argument index="0" name="body" type="Object">
+			<argument index="0" name="body" type="Node">
 			</argument>
 			<description>
 				Emitted when a body exits contact with this one. [member contact_monitor] must be [code]true[/code] and [member contacts_reported] greater than [code]0[/code].
@@ -189,7 +189,7 @@
 		<signal name="body_shape_entered">
 			<argument index="0" name="body_id" type="int">
 			</argument>
-			<argument index="1" name="body" type="Object">
+			<argument index="1" name="body" type="Node">
 			</argument>
 			<argument index="2" name="body_shape" type="int">
 			</argument>
@@ -202,7 +202,7 @@
 		<signal name="body_shape_exited">
 			<argument index="0" name="body_id" type="int">
 			</argument>
-			<argument index="1" name="body" type="Object">
+			<argument index="1" name="body" type="Node">
 			</argument>
 			<argument index="2" name="body_shape" type="int">
 			</argument>

doc/classes/SceneTree.xml

@@ -329,21 +329,21 @@
 			</description>
 		</signal>
 		<signal name="node_added">
-			<argument index="0" name="node" type="Object">
+			<argument index="0" name="node" type="Node">
 			</argument>
 			<description>
 				Emitted whenever a node is added to the SceneTree.
 			</description>
 		</signal>
 		<signal name="node_configuration_warning_changed">
-			<argument index="0" name="node" type="Object">
+			<argument index="0" name="node" type="Node">
 			</argument>
 			<description>
 				Emitted when a node's configuration changed. Only emitted in tool mode.
 			</description>
 		</signal>
 		<signal name="node_removed">
-			<argument index="0" name="node" type="Object">
+			<argument index="0" name="node" type="Node">
 			</argument>
 			<description>
 				Emitted whenever a node is removed from the SceneTree.

doc/classes/Tree.xml

@@ -244,7 +244,7 @@
 	</members>
 	<signals>
 		<signal name="button_pressed">
-			<argument index="0" name="item" type="Object">
+			<argument index="0" name="item" type="TreeItem">
 			</argument>
 			<argument index="1" name="column" type="int">
 			</argument>
@@ -286,7 +286,7 @@
 			</description>
 		</signal>
 		<signal name="item_collapsed">
-			<argument index="0" name="item" type="Object">
+			<argument index="0" name="item" type="TreeItem">
 			</argument>
 			<description>
 				Emitted when an item is collapsed by a click on the folding arrow.
@@ -324,7 +324,7 @@
 			</description>
 		</signal>
 		<signal name="multi_selected">
-			<argument index="0" name="item" type="Object">
+			<argument index="0" name="item" type="TreeItem">
 			</argument>
 			<argument index="1" name="column" type="int">
 			</argument>

scene/2d/collision_object_2d.cpp

@@ -384,7 +384,7 @@ void CollisionObject2D::_bind_methods() {
 
 	BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "viewport"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
 
-	ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "viewport"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
+	ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "viewport", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
 	ADD_SIGNAL(MethodInfo("mouse_entered"));
 	ADD_SIGNAL(MethodInfo("mouse_exited"));
 

scene/2d/physics_body_2d.cpp

@@ -396,13 +396,13 @@ void RigidBody2D::_body_inout(int p_status, ObjectID p_instance, int p_body_shap
 				node->disconnect(SceneStringNames::get_singleton()->tree_entered, this, SceneStringNames::get_singleton()->_body_enter_tree);
 				node->disconnect(SceneStringNames::get_singleton()->tree_exiting, this, SceneStringNames::get_singleton()->_body_exit_tree);
 				if (in_scene)
-					emit_signal(SceneStringNames::get_singleton()->body_exited, obj);
+					emit_signal(SceneStringNames::get_singleton()->body_exited, node);
 			}
 
 			contact_monitor->body_map.erase(E);
 		}
 		if (node && in_scene) {
-			emit_signal(SceneStringNames::get_singleton()->body_shape_exited, objid, obj, p_body_shape, p_local_shape);
+			emit_signal(SceneStringNames::get_singleton()->body_shape_exited, objid, node, p_body_shape, p_local_shape);
 		}
 	}
 }
@@ -1046,10 +1046,10 @@ void RigidBody2D::_bind_methods() {
 	ADD_PROPERTYNZ(PropertyInfo(Variant::VECTOR2, "applied_force"), "set_applied_force", "get_applied_force");
 	ADD_PROPERTYNZ(PropertyInfo(Variant::REAL, "applied_torque"), "set_applied_torque", "get_applied_torque");
 
-	ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
-	ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
-	ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body")));
-	ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body")));
+	ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
+	ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
+	ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
+	ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
 	ADD_SIGNAL(MethodInfo("sleeping_state_changed"));
 
 	BIND_ENUM_CONSTANT(MODE_RIGID);

scene/3d/area.cpp

@@ -243,7 +243,7 @@ void Area::_clear_monitoring() {
 				emit_signal(SceneStringNames::get_singleton()->body_shape_exited, E->key(), node, E->get().shapes[i].body_shape, E->get().shapes[i].area_shape);
 			}
 
-			emit_signal(SceneStringNames::get_singleton()->body_exited, obj);
+			emit_signal(SceneStringNames::get_singleton()->body_exited, node);
 
 			node->disconnect(SceneStringNames::get_singleton()->tree_entered, this, SceneStringNames::get_singleton()->_body_enter_tree);
 			node->disconnect(SceneStringNames::get_singleton()->tree_exiting, this, SceneStringNames::get_singleton()->_body_exit_tree);
@@ -699,10 +699,10 @@ void Area::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_reverb_uniformity", "amount"), &Area::set_reverb_uniformity);
 	ClassDB::bind_method(D_METHOD("get_reverb_uniformity"), &Area::get_reverb_uniformity);
 
-	ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "area_shape")));
-	ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "area_shape")));
-	ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body")));
-	ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body")));
+	ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "area_shape")));
+	ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "area_shape")));
+	ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
+	ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
 
 	ADD_SIGNAL(MethodInfo("area_shape_entered", PropertyInfo(Variant::INT, "area_id"), PropertyInfo(Variant::OBJECT, "area", PROPERTY_HINT_RESOURCE_TYPE, "Area"), PropertyInfo(Variant::INT, "area_shape"), PropertyInfo(Variant::INT, "self_shape")));
 	ADD_SIGNAL(MethodInfo("area_shape_exited", PropertyInfo(Variant::INT, "area_id"), PropertyInfo(Variant::OBJECT, "area", PROPERTY_HINT_RESOURCE_TYPE, "Area"), PropertyInfo(Variant::INT, "area_shape"), PropertyInfo(Variant::INT, "self_shape")));

scene/3d/collision_object.cpp

@@ -148,7 +148,7 @@ void CollisionObject::_bind_methods() {
 
 	BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::VECTOR3, "click_position"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
 
-	ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::VECTOR3, "click_position"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
+	ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "camera", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::VECTOR3, "click_position"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
 	ADD_SIGNAL(MethodInfo("mouse_entered"));
 	ADD_SIGNAL(MethodInfo("mouse_exited"));
 

scene/3d/physics_body.cpp

@@ -407,7 +407,7 @@ void RigidBody::_body_inout(int p_status, ObjectID p_instance, int p_body_shape,
 				node->disconnect(SceneStringNames::get_singleton()->tree_entered, this, SceneStringNames::get_singleton()->_body_enter_tree);
 				node->disconnect(SceneStringNames::get_singleton()->tree_exiting, this, SceneStringNames::get_singleton()->_body_exit_tree);
 				if (in_tree)
-					emit_signal(SceneStringNames::get_singleton()->body_exited, obj);
+					emit_signal(SceneStringNames::get_singleton()->body_exited, node);
 			}
 
 			contact_monitor->body_map.erase(E);
@@ -1011,10 +1011,10 @@ void RigidBody::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "angular_velocity"), "set_angular_velocity", "get_angular_velocity");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "angular_damp", PROPERTY_HINT_RANGE, "-1,128,0.01"), "set_angular_damp", "get_angular_damp");
 
-	ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
-	ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
-	ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body")));
-	ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body")));
+	ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
+	ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::INT, "body_id"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
+	ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
+	ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
 	ADD_SIGNAL(MethodInfo("sleeping_state_changed"));
 
 	BIND_ENUM_CONSTANT(MODE_RIGID);

scene/gui/graph_edit.cpp

@@ -1279,7 +1279,7 @@ void GraphEdit::_bind_methods() {
 	ADD_SIGNAL(MethodInfo("disconnection_request", PropertyInfo(Variant::STRING, "from"), PropertyInfo(Variant::INT, "from_slot"), PropertyInfo(Variant::STRING, "to"), PropertyInfo(Variant::INT, "to_slot")));
 	ADD_SIGNAL(MethodInfo("popup_request", PropertyInfo(Variant::VECTOR2, "p_position")));
 	ADD_SIGNAL(MethodInfo("duplicate_nodes_request"));
-	ADD_SIGNAL(MethodInfo("node_selected", PropertyInfo(Variant::OBJECT, "node")));
+	ADD_SIGNAL(MethodInfo("node_selected", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
 	ADD_SIGNAL(MethodInfo("connection_to_empty", PropertyInfo(Variant::STRING, "from"), PropertyInfo(Variant::INT, "from_slot"), PropertyInfo(Variant::VECTOR2, "release_position")));
 	ADD_SIGNAL(MethodInfo("delete_nodes_request"));
 	ADD_SIGNAL(MethodInfo("_begin_node_move"));

scene/gui/tree.cpp

@@ -3831,16 +3831,16 @@ void Tree::_bind_methods() {
 
 	ADD_SIGNAL(MethodInfo("item_selected"));
 	ADD_SIGNAL(MethodInfo("cell_selected"));
-	ADD_SIGNAL(MethodInfo("multi_selected", PropertyInfo(Variant::OBJECT, "item"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::BOOL, "selected")));
+	ADD_SIGNAL(MethodInfo("multi_selected", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::BOOL, "selected")));
 	ADD_SIGNAL(MethodInfo("item_rmb_selected", PropertyInfo(Variant::VECTOR2, "position")));
 	ADD_SIGNAL(MethodInfo("empty_tree_rmb_selected", PropertyInfo(Variant::VECTOR2, "position")));
 	ADD_SIGNAL(MethodInfo("item_edited"));
 	ADD_SIGNAL(MethodInfo("item_rmb_edited"));
 	ADD_SIGNAL(MethodInfo("item_custom_button_pressed"));
 	ADD_SIGNAL(MethodInfo("item_double_clicked"));
-	ADD_SIGNAL(MethodInfo("item_collapsed", PropertyInfo(Variant::OBJECT, "item")));
+	ADD_SIGNAL(MethodInfo("item_collapsed", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem")));
 	//ADD_SIGNAL( MethodInfo("item_doubleclicked" ) );
-	ADD_SIGNAL(MethodInfo("button_pressed", PropertyInfo(Variant::OBJECT, "item"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::INT, "id")));
+	ADD_SIGNAL(MethodInfo("button_pressed", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::INT, "id")));
 	ADD_SIGNAL(MethodInfo("custom_popup_edited", PropertyInfo(Variant::BOOL, "arrow_clicked")));
 	ADD_SIGNAL(MethodInfo("item_activated"));
 	ADD_SIGNAL(MethodInfo("column_title_pressed", PropertyInfo(Variant::INT, "column")));

scene/main/scene_tree.cpp

@@ -1862,10 +1862,10 @@ void SceneTree::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "multiplayer_poll"), "set_multiplayer_poll_enabled", "is_multiplayer_poll_enabled");
 
 	ADD_SIGNAL(MethodInfo("tree_changed"));
-	ADD_SIGNAL(MethodInfo("node_added", PropertyInfo(Variant::OBJECT, "node")));
-	ADD_SIGNAL(MethodInfo("node_removed", PropertyInfo(Variant::OBJECT, "node")));
+	ADD_SIGNAL(MethodInfo("node_added", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
+	ADD_SIGNAL(MethodInfo("node_removed", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
 	ADD_SIGNAL(MethodInfo("screen_resized"));
-	ADD_SIGNAL(MethodInfo("node_configuration_warning_changed", PropertyInfo(Variant::OBJECT, "node")));
+	ADD_SIGNAL(MethodInfo("node_configuration_warning_changed", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
 
 	ADD_SIGNAL(MethodInfo("idle_frame"));
 	ADD_SIGNAL(MethodInfo("physics_frame"));