Put physics override parameters in their own group and document that areas can be used to influence audio

(cherry picked from commit 80b1a29c46d25f57878b879aa6845afdd83e685f)

doc/classes/Area.xml

@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="Area" inherits="CollisionObject" version="3.4">
 	<brief_description>
-		General-purpose area node for detection and 3D physics influence.
+		3D area for detection and physics and audio influence.
 	</brief_description>
 	<description>
-		3D area that detects [CollisionObject] nodes overlapping, entering, or exiting. Can also alter or override local physics parameters (gravity, damping).
+		3D area that detects [CollisionObject] nodes overlapping, entering, or exiting. Can also alter or override local physics parameters (gravity, damping) and route audio to custom audio buses.
 	</description>
 	<tutorials>
 		<link title="3D Platformer Demo">https://godotengine.org/asset-library/asset/125</link>

doc/classes/Area2D.xml

@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="Area2D" inherits="CollisionObject2D" version="3.4">
 	<brief_description>
-		2D area for detection and 2D physics influence.
+		2D area for detection and physics and audio influence.
 	</brief_description>
 	<description>
-		2D area that detects [CollisionObject2D] nodes overlapping, entering, or exiting. Can also alter or override local physics parameters (gravity, damping).
+		2D area that detects [CollisionObject2D] nodes overlapping, entering, or exiting. Can also alter or override local physics parameters (gravity, damping) and route audio to a custom audio bus.
 	</description>
 	<tutorials>
 		<link title="Using Area2D">https://docs.godotengine.org/en/3.3/tutorials/physics/using_area_2d.html</link>

scene/2d/area_2d.cpp

@@ -646,6 +646,11 @@ void Area2D::_bind_methods() {
 	ADD_SIGNAL(MethodInfo("area_entered", PropertyInfo(Variant::OBJECT, "area", PROPERTY_HINT_RESOURCE_TYPE, "Area2D")));
 	ADD_SIGNAL(MethodInfo("area_exited", PropertyInfo(Variant::OBJECT, "area", PROPERTY_HINT_RESOURCE_TYPE, "Area2D")));
 
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitoring"), "set_monitoring", "is_monitoring");
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitorable"), "set_monitorable", "is_monitorable");
+	ADD_PROPERTY(PropertyInfo(Variant::INT, "priority", PROPERTY_HINT_RANGE, "0,128,1"), "set_priority", "get_priority");
+
+	ADD_GROUP("Physics Overrides", "");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "space_override", PROPERTY_HINT_ENUM, "Disabled,Combine,Combine-Replace,Replace,Replace-Combine"), "set_space_override_mode", "get_space_override_mode");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gravity_point"), "set_gravity_is_point", "is_gravity_a_point");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "gravity_distance_scale", PROPERTY_HINT_EXP_RANGE, "0,1024,0.001,or_greater"), "set_gravity_distance_scale", "get_gravity_distance_scale");
@@ -653,9 +658,7 @@ void Area2D::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "gravity", PROPERTY_HINT_RANGE, "-1024,1024,0.001"), "set_gravity", "get_gravity");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "linear_damp", PROPERTY_HINT_RANGE, "0,100,0.001,or_greater"), "set_linear_damp", "get_linear_damp");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "angular_damp", PROPERTY_HINT_RANGE, "0,100,0.001,or_greater"), "set_angular_damp", "get_angular_damp");
-	ADD_PROPERTY(PropertyInfo(Variant::INT, "priority", PROPERTY_HINT_RANGE, "0,128,1"), "set_priority", "get_priority");
-	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitoring"), "set_monitoring", "is_monitoring");
-	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitorable"), "set_monitorable", "is_monitorable");
+
 	ADD_GROUP("Collision", "collision_");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "collision_layer", PROPERTY_HINT_LAYERS_2D_PHYSICS), "set_collision_layer", "get_collision_layer");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "collision_mask", PROPERTY_HINT_LAYERS_2D_PHYSICS), "set_collision_mask", "get_collision_mask");

scene/3d/area.cpp

@@ -692,6 +692,11 @@ void Area::_bind_methods() {
 	ADD_SIGNAL(MethodInfo("area_entered", PropertyInfo(Variant::OBJECT, "area", PROPERTY_HINT_RESOURCE_TYPE, "Area")));
 	ADD_SIGNAL(MethodInfo("area_exited", PropertyInfo(Variant::OBJECT, "area", PROPERTY_HINT_RESOURCE_TYPE, "Area")));
 
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitoring"), "set_monitoring", "is_monitoring");
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitorable"), "set_monitorable", "is_monitorable");
+	ADD_PROPERTY(PropertyInfo(Variant::INT, "priority", PROPERTY_HINT_RANGE, "0,128,1"), "set_priority", "get_priority");
+
+	ADD_GROUP("Physics Overrides", "");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "space_override", PROPERTY_HINT_ENUM, "Disabled,Combine,Combine-Replace,Replace,Replace-Combine"), "set_space_override_mode", "get_space_override_mode");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gravity_point"), "set_gravity_is_point", "is_gravity_a_point");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "gravity_distance_scale", PROPERTY_HINT_EXP_RANGE, "0,1024,0.001,or_greater"), "set_gravity_distance_scale", "get_gravity_distance_scale");
@@ -699,15 +704,15 @@ void Area::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "gravity", PROPERTY_HINT_RANGE, "-1024,1024,0.01"), "set_gravity", "get_gravity");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "linear_damp", PROPERTY_HINT_RANGE, "0,100,0.001,or_greater"), "set_linear_damp", "get_linear_damp");
 	ADD_PROPERTY(PropertyInfo(Variant::REAL, "angular_damp", PROPERTY_HINT_RANGE, "0,100,0.001,or_greater"), "set_angular_damp", "get_angular_damp");
-	ADD_PROPERTY(PropertyInfo(Variant::INT, "priority", PROPERTY_HINT_RANGE, "0,128,1"), "set_priority", "get_priority");
-	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitoring"), "set_monitoring", "is_monitoring");
-	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "monitorable"), "set_monitorable", "is_monitorable");
+
 	ADD_GROUP("Collision", "collision_");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "collision_layer", PROPERTY_HINT_LAYERS_3D_PHYSICS), "set_collision_layer", "get_collision_layer");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "collision_mask", PROPERTY_HINT_LAYERS_3D_PHYSICS), "set_collision_mask", "get_collision_mask");
+
 	ADD_GROUP("Audio Bus", "audio_bus_");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "audio_bus_override"), "set_audio_bus_override", "is_overriding_audio_bus");
 	ADD_PROPERTY(PropertyInfo(Variant::STRING, "audio_bus_name", PROPERTY_HINT_ENUM, ""), "set_audio_bus", "get_audio_bus");
+
 	ADD_GROUP("Reverb Bus", "reverb_bus_");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "reverb_bus_enable"), "set_use_reverb_bus", "is_using_reverb_bus");
 	ADD_PROPERTY(PropertyInfo(Variant::STRING, "reverb_bus_name", PROPERTY_HINT_ENUM, ""), "set_reverb_bus", "get_reverb_bus");