5 files changed, 54 insertions, 4 deletions
diff --git a/servers/arvr/arvr_positional_tracker.cpp b/servers/arvr/arvr_positional_tracker.cpp
index 539bac6703..4ecd7a3898 100644
--- a/servers/arvr/arvr_positional_tracker.cpp
+++ b/servers/arvr/arvr_positional_tracker.cpp
@@ -31,6 +31,10 @@
 #include "core/os/input.h"
 
 void ARVRPositionalTracker::_bind_methods() {
+	BIND_ENUM_CONSTANT(TRACKER_HAND_UNKNOWN);
+	BIND_ENUM_CONSTANT(TRACKER_LEFT_HAND);
+	BIND_ENUM_CONSTANT(TRACKER_RIGHT_HAND);
+
 	// this class is read only from GDScript, so we only have access to getters..
 	ClassDB::bind_method(D_METHOD("get_type"), &ARVRPositionalTracker::get_type);
 	ClassDB::bind_method(D_METHOD("get_name"), &ARVRPositionalTracker::get_name);
@@ -39,6 +43,7 @@ void ARVRPositionalTracker::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_orientation"), &ARVRPositionalTracker::get_orientation);
 	ClassDB::bind_method(D_METHOD("get_tracks_position"), &ARVRPositionalTracker::get_tracks_position);
 	ClassDB::bind_method(D_METHOD("get_position"), &ARVRPositionalTracker::get_position);
+	ClassDB::bind_method(D_METHOD("get_hand"), &ARVRPositionalTracker::get_hand);
 	ClassDB::bind_method(D_METHOD("get_transform", "adjust_by_reference_frame"), &ARVRPositionalTracker::get_transform);
 
 	// these functions we don't want to expose to normal users but do need to be callable from GDNative
@@ -141,6 +146,14 @@ Vector3 ARVRPositionalTracker::get_rw_position() const {
 	return rw_position;
 };
 
+ARVRPositionalTracker::TrackerHand ARVRPositionalTracker::get_hand() const {
+	return hand;
+};
+
+void ARVRPositionalTracker::set_hand(const ARVRPositionalTracker::TrackerHand p_hand) {
+	hand = p_hand;
+};
+
 Transform ARVRPositionalTracker::get_transform(bool p_adjust_by_reference_frame) const {
 	Transform new_transform;
 
@@ -164,6 +177,7 @@ ARVRPositionalTracker::ARVRPositionalTracker() {
 	tracker_id = 0;
 	tracks_orientation = false;
 	tracks_position = false;
+	hand = TRACKER_HAND_UNKNOWN;
 };
 
 ARVRPositionalTracker::~ARVRPositionalTracker(){
diff --git a/servers/arvr/arvr_positional_tracker.h b/servers/arvr/arvr_positional_tracker.h
index f91f862ba3..ff0c150f89 100644
--- a/servers/arvr/arvr_positional_tracker.h
+++ b/servers/arvr/arvr_positional_tracker.h
@@ -48,6 +48,13 @@ class ARVRPositionalTracker : public Object {
 	GDCLASS(ARVRPositionalTracker, Object);
 	_THREAD_SAFE_CLASS_
 
+public:
+	enum TrackerHand {
+		TRACKER_HAND_UNKNOWN, /* unknown or not applicable */
+		TRACKER_LEFT_HAND, /* controller is the left hand controller */
+		TRACKER_RIGHT_HAND /* controller is the right hand controller */
+	};
+
 private:
 	ARVRServer::TrackerType type; // type of tracker
 	StringName name; // (unique) name of the tracker
@@ -57,6 +64,7 @@ private:
 	Basis orientation; // our orientation
 	bool tracks_position; // do we track position?
 	Vector3 rw_position; // our position "in the real world, so without world_scale applied"
+	TrackerHand hand; // if known, the hand this tracker is held in
 
 protected:
 	static void _bind_methods();
@@ -77,6 +85,8 @@ public:
 	Vector3 get_position() const; // get position with world_scale applied
 	void set_rw_position(const Vector3 &p_rw_position);
 	Vector3 get_rw_position() const;
+	ARVRPositionalTracker::TrackerHand get_hand() const;
+	void set_hand(const ARVRPositionalTracker::TrackerHand p_hand);
 
 	Transform get_transform(bool p_adjust_by_reference_frame) const;
 
@@ -84,4 +94,6 @@ public:
 	~ARVRPositionalTracker();
 };
 
+VARIANT_ENUM_CAST(ARVRPositionalTracker::TrackerHand);
+
 #endif
diff --git a/servers/arvr_server.cpp b/servers/arvr_server.cpp
index bac24f6438..3308e1cc07 100644
--- a/servers/arvr_server.cpp
+++ b/servers/arvr_server.cpp
@@ -68,8 +68,8 @@ void ARVRServer::_bind_methods() {
 	ADD_SIGNAL(MethodInfo("interface_added", PropertyInfo(Variant::STRING, "name")));
 	ADD_SIGNAL(MethodInfo("interface_removed", PropertyInfo(Variant::STRING, "name")));
 
-	ADD_SIGNAL(MethodInfo("tracker_added", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::INT, "type")));
-	ADD_SIGNAL(MethodInfo("tracker_removed", PropertyInfo(Variant::STRING, "name")));
+	ADD_SIGNAL(MethodInfo("tracker_added", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::INT, "type"), PropertyInfo(Variant::INT, "id")));
+	ADD_SIGNAL(MethodInfo("tracker_removed", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::INT, "type"), PropertyInfo(Variant::INT, "id")));
 };
 
 real_t ARVRServer::get_world_scale() const {
@@ -232,7 +232,7 @@ void ARVRServer::add_tracker(ARVRPositionalTracker *p_tracker) {
 	ERR_FAIL_NULL(p_tracker);
 
 	trackers.push_back(p_tracker);
-	emit_signal("tracker_added", p_tracker->get_name(), p_tracker->get_type());
+	emit_signal("tracker_added", p_tracker->get_name(), p_tracker->get_type(), p_tracker->get_tracker_id());
 };
 
 void ARVRServer::remove_tracker(ARVRPositionalTracker *p_tracker) {
@@ -250,7 +250,7 @@ void ARVRServer::remove_tracker(ARVRPositionalTracker *p_tracker) {
 
 	ERR_FAIL_COND(idx == -1);
 
-	emit_signal("tracker_removed", p_tracker->get_name());
+	emit_signal("tracker_removed", p_tracker->get_name(), p_tracker->get_type(), p_tracker->get_tracker_id());
 	trackers.remove(idx);
 };
 
diff --git a/servers/visual_server.cpp b/servers/visual_server.cpp
index 67b847d127..47a5f4c7f3 100644
--- a/servers/visual_server.cpp
+++ b/servers/visual_server.cpp
@@ -1420,6 +1420,29 @@ Array VisualServer::mesh_surface_get_arrays(RID p_mesh, int p_surface) const {
 	return _get_array_from_surface(format, vertex_data, vertex_len, index_data, index_len);
 }
 
+Array VisualServer::mesh_surface_get_blend_shape_arrays(RID p_mesh, int p_surface) const {
+
+	Vector<PoolVector<uint8_t> > blend_shape_data = mesh_surface_get_blend_shapes(p_mesh, p_surface);
+	if (blend_shape_data.size() > 0) {
+		int vertex_len = mesh_surface_get_array_len(p_mesh, p_surface);
+
+		PoolVector<uint8_t> index_data = mesh_surface_get_index_array(p_mesh, p_surface);
+		int index_len = mesh_surface_get_array_index_len(p_mesh, p_surface);
+
+		uint32_t format = mesh_surface_get_format(p_mesh, p_surface);
+
+		Array blend_shape_array;
+		blend_shape_array.resize(blend_shape_data.size());
+		for (int i = 0; i < blend_shape_data.size(); i++) {
+			blend_shape_array.set(i, _get_array_from_surface(format, blend_shape_data[i], vertex_len, index_data, index_len));
+		}
+
+		return blend_shape_array;
+	} else {
+		return Array();
+	}
+}
+
 void VisualServer::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("force_draw"), &VisualServer::draw);
diff --git a/servers/visual_server.h b/servers/visual_server.h
index 7494820287..72f36f6b65 100644
--- a/servers/visual_server.h
+++ b/servers/visual_server.h
@@ -267,6 +267,7 @@ public:
 	virtual PoolVector<uint8_t> mesh_surface_get_index_array(RID p_mesh, int p_surface) const = 0;
 
 	virtual Array mesh_surface_get_arrays(RID p_mesh, int p_surface) const;
+	virtual Array mesh_surface_get_blend_shape_arrays(RID p_mesh, int p_surface) const;
 
 	virtual uint32_t mesh_surface_get_format(RID p_mesh, int p_surface) const = 0;
 	virtual PrimitiveType mesh_surface_get_primitive_type(RID p_mesh, int p_surface) const = 0;