From 0ab8889c0d245de0ff0a6c5b985d2a671dfaf8ac Mon Sep 17 00:00:00 2001
From: Bastiaan Olij <mux213@gmail.com>
Date: Thu, 27 Feb 2020 22:09:23 +1100
Subject: [PATCH] Exposing get_tracker_id for ARVRPositionalTracker to GDScript

(cherry picked from commit f0b1edef8b5e3751caae6b1bc8fadf004c1578a9)
---
 doc/classes/ARVRPositionalTracker.xml    | 7 +++++++
 servers/arvr/arvr_positional_tracker.cpp | 1 +
 2 files changed, 8 insertions(+)

diff --git a/doc/classes/ARVRPositionalTracker.xml b/doc/classes/ARVRPositionalTracker.xml
index a281d02be1b..3255ad9bccb 100644
--- a/doc/classes/ARVRPositionalTracker.xml
+++ b/doc/classes/ARVRPositionalTracker.xml
@@ -54,6 +54,13 @@
 				Returns the world-space controller position.
 			</description>
 		</method>
+		<method name="get_tracker_id" qualifiers="const">
+			<return type="int">
+			</return>
+			<description>
+				Returns the internal tracker ID. This uniquely identifies the tracker per tracker type and matches the ID you need to specify for nodes such as the [ARVRController] and [ARVRAnchor] nodes.
+			</description>
+		</method>
 		<method name="get_tracks_orientation" qualifiers="const">
 			<return type="bool">
 			</return>
diff --git a/servers/arvr/arvr_positional_tracker.cpp b/servers/arvr/arvr_positional_tracker.cpp
index 4438475d441..fc473c1fc8f 100644
--- a/servers/arvr/arvr_positional_tracker.cpp
+++ b/servers/arvr/arvr_positional_tracker.cpp
@@ -38,6 +38,7 @@ void ARVRPositionalTracker::_bind_methods() {
 
 	// 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_tracker_id"), &ARVRPositionalTracker::get_tracker_id);
 	ClassDB::bind_method(D_METHOD("get_name"), &ARVRPositionalTracker::get_name);
 	ClassDB::bind_method(D_METHOD("get_joy_id"), &ARVRPositionalTracker::get_joy_id);
 	ClassDB::bind_method(D_METHOD("get_tracks_orientation"), &ARVRPositionalTracker::get_tracks_orientation);