Adding HTC tracker support

3 files changed, 242 insertions, 2 deletions

diff --git a/modules/openxr/action_map/openxr_action_map.cpp b/modules/openxr/action_map/openxr_action_map.cpp
index 366e131369..0eb5302442 100644
--- a/modules/openxr/action_map/openxr_action_map.cpp
+++ b/modules/openxr/action_map/openxr_action_map.cpp
@@ -182,10 +182,40 @@ void OpenXRActionMap::create_default_action_sets() {
 	Ref<OpenXRAction> ax_touch = action_set->add_new_action("ax_touch", "A/X touching", OpenXRAction::OPENXR_ACTION_BOOL, "/user/hand/left,/user/hand/right");
 	Ref<OpenXRAction> by_button = action_set->add_new_action("by_button", "B/Y button", OpenXRAction::OPENXR_ACTION_BOOL, "/user/hand/left,/user/hand/right");
 	Ref<OpenXRAction> by_touch = action_set->add_new_action("by_touch", "B/Y touching", OpenXRAction::OPENXR_ACTION_BOOL, "/user/hand/left,/user/hand/right");
-	Ref<OpenXRAction> default_pose = action_set->add_new_action("default_pose", "Default pose", OpenXRAction::OPENXR_ACTION_POSE, "/user/hand/left,/user/hand/right");
+	Ref<OpenXRAction> default_pose = action_set->add_new_action("default_pose", "Default pose", OpenXRAction::OPENXR_ACTION_POSE,
+			"/user/hand/left,"
+			"/user/hand/right,"
+			// "/user/vive_tracker_htcx/role/handheld_object," <-- getting errors on this one
+			"/user/vive_tracker_htcx/role/left_foot,"
+			"/user/vive_tracker_htcx/role/right_foot,"
+			"/user/vive_tracker_htcx/role/left_shoulder,"
+			"/user/vive_tracker_htcx/role/right_shoulder,"
+			"/user/vive_tracker_htcx/role/left_elbow,"
+			"/user/vive_tracker_htcx/role/right_elbow,"
+			"/user/vive_tracker_htcx/role/left_knee,"
+			"/user/vive_tracker_htcx/role/right_knee,"
+			"/user/vive_tracker_htcx/role/waist,"
+			"/user/vive_tracker_htcx/role/chest,"
+			"/user/vive_tracker_htcx/role/camera,"
+			"/user/vive_tracker_htcx/role/keyboard");
 	Ref<OpenXRAction> aim_pose = action_set->add_new_action("aim_pose", "Aim pose", OpenXRAction::OPENXR_ACTION_POSE, "/user/hand/left,/user/hand/right");
 	Ref<OpenXRAction> grip_pose = action_set->add_new_action("grip_pose", "Grip pose", OpenXRAction::OPENXR_ACTION_POSE, "/user/hand/left,/user/hand/right");
-	Ref<OpenXRAction> haptic = action_set->add_new_action("haptic", "Haptic", OpenXRAction::OPENXR_ACTION_HAPTIC, "/user/hand/left,/user/hand/right");
+	Ref<OpenXRAction> haptic = action_set->add_new_action("haptic", "Haptic", OpenXRAction::OPENXR_ACTION_HAPTIC,
+			"/user/hand/left,"
+			"/user/hand/right,"
+			// "/user/vive_tracker_htcx/role/handheld_object," <-- getting errors on this one
+			"/user/vive_tracker_htcx/role/left_foot,"
+			"/user/vive_tracker_htcx/role/right_foot,"
+			"/user/vive_tracker_htcx/role/left_shoulder,"
+			"/user/vive_tracker_htcx/role/right_shoulder,"
+			"/user/vive_tracker_htcx/role/left_elbow,"
+			"/user/vive_tracker_htcx/role/right_elbow,"
+			"/user/vive_tracker_htcx/role/left_knee,"
+			"/user/vive_tracker_htcx/role/right_knee,"
+			"/user/vive_tracker_htcx/role/waist,"
+			"/user/vive_tracker_htcx/role/chest,"
+			"/user/vive_tracker_htcx/role/camera,"
+			"/user/vive_tracker_htcx/role/keyboard");
 
 	// Create our interaction profiles
 	Ref<OpenXRInteractionProfile> profile = OpenXRInteractionProfile::new_profile("/interaction_profiles/khr/simple_controller");
@@ -399,6 +429,37 @@ void OpenXRActionMap::create_default_action_sets() {
 	profile->add_new_binding(primary_click, "/user/hand/left/input/trackpad/click,/user/hand/right/input/trackpad/click");
 	profile->add_new_binding(primary_touch, "/user/hand/left/input/trackpad/touch,/user/hand/right/input/trackpad/touch");
 	profile->add_new_binding(haptic, "/user/hand/left/output/haptic,/user/hand/right/output/haptic");
+
+	// Create our HTC Vive tracker profile
+	profile = OpenXRInteractionProfile::new_profile("/interaction_profiles/htc/vive_tracker_htcx");
+	profile->add_new_binding(default_pose,
+			// "/user/vive_tracker_htcx/role/handheld_object/input/grip/pose," <-- getting errors on this one
+			"/user/vive_tracker_htcx/role/left_foot/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/right_foot/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/left_shoulder/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/right_shoulder/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/left_elbow/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/right_elbow/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/left_knee/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/right_knee/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/waist/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/chest/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/camera/input/grip/pose,"
+			"/user/vive_tracker_htcx/role/keyboard/input/grip/pose");
+	profile->add_new_binding(haptic,
+			// "/user/vive_tracker_htcx/role/handheld_object/output/haptic," <-- getting errors on this one
+			"/user/vive_tracker_htcx/role/left_foot/output/haptic,"
+			"/user/vive_tracker_htcx/role/right_foot/output/haptic,"
+			"/user/vive_tracker_htcx/role/left_shoulder/output/haptic,"
+			"/user/vive_tracker_htcx/role/right_shoulder/output/haptic,"
+			"/user/vive_tracker_htcx/role/left_elbow/output/haptic,"
+			"/user/vive_tracker_htcx/role/right_elbow/output/haptic,"
+			"/user/vive_tracker_htcx/role/left_knee/output/haptic,"
+			"/user/vive_tracker_htcx/role/right_knee/output/haptic,"
+			"/user/vive_tracker_htcx/role/waist/output/haptic,"
+			"/user/vive_tracker_htcx/role/chest/output/haptic,"
+			"/user/vive_tracker_htcx/role/camera/output/haptic,"
+			"/user/vive_tracker_htcx/role/keyboard/output/haptic");
 	add_interaction_profile(profile);
 }
 
diff --git a/modules/openxr/action_map/openxr_defs.cpp b/modules/openxr/action_map/openxr_defs.cpp
index e10326449c..89860199be 100644
--- a/modules/openxr/action_map/openxr_defs.cpp
+++ b/modules/openxr/action_map/openxr_defs.cpp
@@ -32,8 +32,28 @@
 
 // Our top level paths to which devices can be bound
 OpenXRDefs::TopLevelPath OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_TOP_LEVEL_PATH_MAX] = {
+	// Core OpenXR paths
 	{ "Left hand controller", "/user/hand/left" },
 	{ "Right hand controller", "/user/hand/right" },
+	{ "Head", "/user/head" },
+	{ "Gamepad", "/user/gamepad" },
+	{ "Treadmill", "/user/treadmill" },
+
+	// Specific to HTC tracker extension
+	// { "Handheld object tracker", "/user/vive_tracker_htcx/role/handheld_object" },
+	{ "Left foot tracker", "/user/vive_tracker_htcx/role/left_foot" },
+	{ "Right foot tracker", "/user/vive_tracker_htcx/role/right_foot" },
+	{ "Left shoulder tracker", "/user/vive_tracker_htcx/role/left_shoulder" },
+	{ "Right shoulder tracker", "/user/vive_tracker_htcx/role/right_shoulder" },
+	{ "Left elbow tracker", "/user/vive_tracker_htcx/role/left_elbow" },
+	{ "Right elbow tracker", "/user/vive_tracker_htcx/role/right_elbow" },
+	{ "Left knee tracker", "/user/vive_tracker_htcx/role/left_knee" },
+	{ "Right knee tracker", "/user/vive_tracker_htcx/role/right_knee" },
+	{ "Waist tracker", "/user/vive_tracker_htcx/role/waist" },
+	{ "Chest tracker", "/user/vive_tracker_htcx/role/chest" },
+	{ "Camera tracker", "/user/vive_tracker_htcx/role/camera" },
+	{ "Keyboard tracker", "/user/vive_tracker_htcx/role/keyboard" },
+
 };
 
 // Fallback Khronos simple controller
@@ -378,6 +398,137 @@ OpenXRDefs::IOPath OpenXRDefs::huawei_controller_paths[] = {
 	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_RIGHT_HAND], "/user/hand/right/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
 };
 
+// HTC Vive tracker
+// Interestingly enough trackers don't have buttons or inputs, yet these are defined in the spec.
+// I think this can be supported through attachments on the trackers.
+OpenXRDefs::IOPath OpenXRDefs::vive_tracker_controller_paths[] = {
+	// { "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Menu click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/menu/click", OpenXRAction::OPENXR_ACTION_BOOL },
+
+	// { "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+	{ "Trigger", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/trigger/value", OpenXRAction::OPENXR_ACTION_FLOAT },
+
+	// { "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trigger click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/trigger/click", OpenXRAction::OPENXR_ACTION_BOOL },
+
+	// { "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Squeeze click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/squeeze/click", OpenXRAction::OPENXR_ACTION_BOOL },
+
+	// { "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+	{ "Trackpad", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/trackpad", OpenXRAction::OPENXR_ACTION_VECTOR2 },
+
+	// { "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad click", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/trackpad/click", OpenXRAction::OPENXR_ACTION_BOOL },
+
+	// { "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+	{ "Trackpad touch", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/trackpad/touch", OpenXRAction::OPENXR_ACTION_BOOL },
+
+	// { "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+	{ "Grip pose", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/input/grip/pose", OpenXRAction::OPENXR_ACTION_POSE },
+
+	// { "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_HANDHELD_TRACKER], "/user/vive_tracker_htcx/role/handheld_object/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/left_foot/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_FOOT_TRACKER], "/user/vive_tracker_htcx/role/right_foot/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/left_shoulder/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_SHOULDER_TRACKER], "/user/vive_tracker_htcx/role/right_shoulder/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/left_elbow/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_ELBOW_TRACKER], "/user/vive_tracker_htcx/role/right_elbow/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_LEFT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/left_knee/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_RIGHT_KNEE_TRACKER], "/user/vive_tracker_htcx/role/right_knee/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_WAIST_TRACKER], "/user/vive_tracker_htcx/role/waist/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CHEST_TRACKER], "/user/vive_tracker_htcx/role/chest/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_CAMERA_TRACKER], "/user/vive_tracker_htcx/role/camera/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+	{ "Haptic output", &OpenXRDefs::available_top_level_paths[OpenXRDefs::OPENXR_HTC_KEYBOARD_TRACKER], "/user/vive_tracker_htcx/role/keyboard/output/haptic", OpenXRAction::OPENXR_ACTION_HAPTIC },
+};
+
 OpenXRDefs::InteractionProfile OpenXRDefs::available_interaction_profiles[] = {
 	{
 			"Simple controller", // display_name
@@ -439,6 +590,13 @@ OpenXRDefs::InteractionProfile OpenXRDefs::available_interaction_profiles[] = {
 			huawei_controller_paths, // io_paths
 			sizeof(huawei_controller_paths) / sizeof(OpenXRDefs::IOPath) // io_path_count
 	},
+
+	{
+			"HTC Vive tracker", // display_name
+			"/interaction_profiles/htc/vive_tracker_htcx", // openxr_path
+			vive_tracker_controller_paths, // io_paths
+			sizeof(vive_tracker_controller_paths) / sizeof(OpenXRDefs::IOPath) // io_path_count
+	},
 };
 
 int OpenXRDefs::available_interaction_profile_count = sizeof(OpenXRDefs::available_interaction_profiles) / sizeof(OpenXRDefs::InteractionProfile);
diff --git a/modules/openxr/action_map/openxr_defs.h b/modules/openxr/action_map/openxr_defs.h
index dbda4757f1..9bdd9a6ded 100644
--- a/modules/openxr/action_map/openxr_defs.h
+++ b/modules/openxr/action_map/openxr_defs.h
@@ -51,8 +51,28 @@
 class OpenXRDefs {
 public:
 	enum TOP_LEVEL_PATH {
+		// Core OpenXR toplevel paths
 		OPENXR_LEFT_HAND,
 		OPENXR_RIGHT_HAND,
+		OPENXR_HEAD,
+		OPENXR_GAMEPAD,
+		OPENXR_TREADMILL,
+
+		// HTC tracker extension toplevel paths
+		// OPENXR_HTC_HANDHELD_TRACKER,
+		OPENXR_HTC_LEFT_FOOT_TRACKER,
+		OPENXR_HTC_RIGHT_FOOT_TRACKER,
+		OPENXR_HTC_LEFT_SHOULDER_TRACKER,
+		OPENXR_HTC_RIGHT_SHOULDER_TRACKER,
+		OPENXR_HTC_LEFT_ELBOW_TRACKER,
+		OPENXR_HTC_RIGHT_ELBOW_TRACKER,
+		OPENXR_HTC_LEFT_KNEE_TRACKER,
+		OPENXR_HTC_RIGHT_KNEE_TRACKER,
+		OPENXR_HTC_WAIST_TRACKER,
+		OPENXR_HTC_CHEST_TRACKER,
+		OPENXR_HTC_CAMERA_TRACKER,
+		OPENXR_HTC_KEYBOARD_TRACKER,
+
 		OPENXR_TOP_LEVEL_PATH_MAX
 	};
 
@@ -89,6 +109,7 @@ private:
 	static IOPath vive_cosmos_paths[];
 	static IOPath vive_focus3_paths[];
 	static IOPath huawei_controller_paths[];
+	static IOPath vive_tracker_controller_paths[];
 	static InteractionProfile available_interaction_profiles[];
 	static int available_interaction_profile_count;