touch triggers work but hard-wired to left hand

ovr-utils/Main.tscn

@@ -1,7 +1,6 @@
-[gd_scene load_steps=7 format=2]
+[gd_scene load_steps=6 format=2]
 
 [ext_resource path="res://addons/openvr_overlay/OverlayInstance.tscn" type="PackedScene" id=1]
-[ext_resource path="res://overlays/FPSOverlay.tscn" type="PackedScene" id=2]
 [ext_resource path="res://overlays/TimeOverlay.tscn" type="PackedScene" id=3]
 [ext_resource path="res://temp.gd" type="Script" id=4]
 [ext_resource path="res://overlays/xyz_widget/zx.tscn" type="PackedScene" id=5]
@@ -10,18 +9,13 @@
 [node name="Overlays" type="Node"]
 script = ExtResource( 4 )
 
-[node name="OverlayInstance FPS" parent="." instance=ExtResource( 1 )]
-target = 1
-overlay_scene = ExtResource( 2 )
-offset_pos = Vector3( 0.05, -0.01, 0.15 )
-offset_rot = Vector3( 0, -90, -135 )
-
 [node name="OverlayInstance Time" parent="." instance=ExtResource( 1 )]
 target = 1
 overlay_scene = ExtResource( 3 )
 offset_pos = Vector3( -0.05, 0.02, 0.15 )
 offset_rot = Vector3( 0, -90, -135 )
 width_meters = 0.1
+fallback_to_hmd = true
 
 [node name="XYZ Widget" type="Node" parent="."]
 
@@ -36,3 +30,7 @@ target = 1
 overlay_scene = ExtResource( 5 )
 offset_pos = Vector3( 0, 0, 0 )
 offset_rot = Vector3( 90, 0, 0 )
+
+[node name="OverlayInstance" parent="." instance=ExtResource( 1 )]
+target = 3
+offset_pos = Vector3( 0.397, 0.295, -0.772 )

ovr-utils/addons/openvr_overlay/OverlayInstance.tscn

@@ -1,7 +1,9 @@
-[gd_scene load_steps=3 format=2]
+[gd_scene load_steps=5 format=2]
 
 [ext_resource path="res://addons/openvr_overlay/overlay_instance.gd" type="Script" id=1]
+[ext_resource path="res://addons/openvr_overlay/interaction/OverlayInteraction.tscn" type="PackedScene" id=2]
 [ext_resource path="res://addons/godot-openvr/OpenVROverlay.gdns" type="Script" id=3]
+[ext_resource path="res://addons/openvr_overlay/styles/normal.theme" type="Theme" id=5]
 
 [node name="OverlayInstance" type="Node"]
 script = ExtResource( 1 )
@@ -12,6 +14,9 @@ transparent_bg = true
 handle_input_locally = false
 msaa = 3
 hdr = false
+disable_3d = true
+keep_3d_linear = true
+usage = 0
 render_target_update_mode = 3
 script = ExtResource( 3 )
 overlay_width_in_meters = 0.4
@@ -19,5 +24,11 @@ overlay_width_in_meters = 0.4
 [node name="PanelContainer" type="PanelContainer" parent="OverlayViewport"]
 anchor_right = 1.0
 anchor_bottom = 1.0
+theme = ExtResource( 5 )
 
-[node name="Offset" type="Spatial" parent="."]
+[node name="Offset" type="RemoteTransform" parent="."]
+remote_path = NodePath("../ARVROrigin/LeftHand/Area")
+use_global_coordinates = false
+update_scale = false
+
+[node name="OverlayInteraction" parent="." instance=ExtResource( 2 )]

ovr-utils/addons/openvr_overlay/interaction/OverlayInteraction.tscn

@@ -0,0 +1,42 @@
+[gd_scene load_steps=7 format=2]
+
+[ext_resource path="res://addons/openvr_overlay/interaction/overlay_interaction.gd" type="Script" id=1]
+[ext_resource path="res://addons/openvr_overlay/styles/active.theme" type="Theme" id=2]
+[ext_resource path="res://addons/openvr_overlay/styles/normal.theme" type="Theme" id=3]
+[ext_resource path="res://addons/openvr_overlay/styles/touching.theme" type="Theme" id=4]
+
+[sub_resource type="BoxShape" id=1]
+resource_local_to_scene = true
+extents = Vector3( 0.2, 0.2, 0.01 )
+
+[sub_resource type="SphereShape" id=2]
+radius = 0.03
+
+[node name="OverlayInteraction" type="ARVROrigin"]
+script = ExtResource( 1 )
+active_theme = ExtResource( 2 )
+normal_theme = ExtResource( 3 )
+touching_theme = ExtResource( 4 )
+
+[node name="LeftHand" type="ARVRController" parent="."]
+
+[node name="Area" type="Area" parent="LeftHand"]
+
+[node name="CollisionShape" type="CollisionShape" parent="LeftHand/Area"]
+shape = SubResource( 1 )
+
+[node name="RightHand" type="ARVRController" parent="."]
+controller_id = 2
+
+[node name="StaticBody" type="StaticBody" parent="RightHand"]
+
+[node name="CollisionShape" type="CollisionShape" parent="RightHand/StaticBody"]
+shape = SubResource( 2 )
+
+[node name="ARVRCamera" type="ARVRCamera" parent="."]
+
+[node name="Offset" type="RemoteTransform" parent="."]
+update_scale = false
+
+[connection signal="body_entered" from="LeftHand/Area" to="." method="_on_Area_body_entered"]
+[connection signal="body_exited" from="LeftHand/Area" to="." method="_on_Area_body_exited"]

ovr-utils/addons/openvr_overlay/interaction/overlay_interaction.gd

@@ -0,0 +1,82 @@
+extends ARVROrigin
+
+signal touch_on #  a controller entered
+signal touch_off # a controller exited
+signal trigger_on  # trigger pushed while touching
+signal trigger_off # trigger released
+
+export var active_theme: Theme
+export var normal_theme: Theme
+export var touching_theme: Theme
+
+var active_controllers = []
+
+var _touch_state = false setget ,get_touch_state
+var _trigger_state = false setget ,get_trigger_state
+var _active_controller: ARVRController = null setget ,get_active_controller
+
+onready var panel = get_node("../OverlayViewport/PanelContainer")
+
+
+func _ready() -> void:
+	get_parent().connect("width_changed", self, "_on_width_changed")
+	_on_width_changed(get_parent().width_meters)
+
+	get_node("../Offset").remote_path = $Offset.get_path()
+	$Offset.remote_path = "../LeftHand/Area"
+
+
+func _process(delta: float) -> void:
+	if _touch_state:
+		if not _trigger_state:
+			_get_trigger_down()
+		else:
+			_get_trigger_up()
+
+
+func _get_trigger_down():
+	for c in active_controllers:
+		if c.is_button_pressed(JOY_VR_TRIGGER):
+			_active_controller = c
+			emit_signal("trigger_on")
+			return
+
+
+func _get_trigger_up():
+	if not _active_controller.is_button_pressed(JOY_VR_TRIGGER):
+		_active_controller = null
+		emit_signal("trigger_off")
+
+
+func _on_Area_body_entered(body: Node) -> void:
+	if body.get_parent().get_parent() != self:
+		return
+	panel.theme = active_theme
+	_touch_state = true
+	emit_signal("touch_on")
+
+
+func _on_Area_body_exited(body: Node) -> void:
+	if body.get_parent().get_parent() != self:
+		return
+	panel.theme = normal_theme
+	_touch_state = false
+	emit_signal("touch_off")
+
+
+func _on_width_changed(width):
+	var ratio = OverlayInit.ovr_interface.get_render_targetsize()
+	$LeftHand/Area/CollisionShape.shape.set_extents(Vector3(0.5*width, 0.5*width * ratio.y/ratio.x, 0.01))
+
+
+func get_touch_state():
+	return _touch_state
+
+
+func get_trigger_state():
+	return _trigger_state
+
+
+func get_active_controller():
+	return _active_controller
+

ovr-utils/addons/openvr_overlay/overlay_instance.gd

@@ -1,5 +1,7 @@
 extends Node
 
+signal width_changed
+
 enum TARGETS { head, left, right, world }
 export (TARGETS) var target = TARGETS.head setget _set_target
 export var overlay_scene = preload("res://addons/openvr_overlay/MissingOverlay.tscn") setget _set_overlay_scene
@@ -10,6 +12,8 @@ export var fallback_to_hmd = false # fallback is only applied if tracker is not
 
 var _tracker_id: int = 0 setget ,get_tracker_id
 
+onready var container = $OverlayViewport/PanelContainer
+
 
 func _ready() -> void:
 	ARVRServer.connect("tracker_added", self, "_tracker_changed")
@@ -18,7 +22,7 @@ func _ready() -> void:
 	$OverlayViewport.overlay_width_in_meters = width_meters
 	$OverlayViewport.size = OverlayInit.ovr_interface.get_render_targetsize()
 	if overlay_scene:
-		$OverlayViewport/PanelContainer.add_child(overlay_scene.instance())
+		container.add_child(overlay_scene.instance())
 
 	update_tracker_id()
 	update_offset()
@@ -84,11 +88,15 @@ func _set_offset_rot(rot: Vector3):
 func _set_width_meters(width: float):
 	width_meters = width
 	$OverlayViewport.overlay_width_in_meters = width_meters
+	emit_signal("width_changed", width)
 
 
 func _set_overlay_scene(scene: PackedScene):
 	overlay_scene = scene
-	if $OverlayViewport/PanelContainer.get_children():
-		$OverlayViewport/PanelContainer.get_child(0).queue_free()
-	$OverlayViewport/PanelContainer.add_child(overlay_scene.instance())
+	if not container:
+		print("container missing")
+		return
+	if container.get_child_count() > 0:
+		container.get_child(0).queue_free()
+	container.add_child(overlay_scene.instance())
 

ovr-utils/temp.gd

@@ -2,4 +2,5 @@ extends Node
 
 
 func _ready() -> void:
-	OS.window_size = Vector2(16, 16)
+#	OS.window_size = Vector2(16, 16)
+	return