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working on transformations

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This commit is contained in:
Hartmut Seichter 2025-07-01 09:54:48 +02:00
parent 6e3a2b75e6
commit eec75a9bbb
2 changed files with 23 additions and 10 deletions
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20
Root.tscn
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@ -7,31 +7,43 @@
size = Vector3(0.1, 0.1, 0.1) size = Vector3(0.1, 0.1, 0.1)
[sub_resource type="PlaneMesh" id="PlaneMesh_24d08"] [sub_resource type="PlaneMesh" id="PlaneMesh_24d08"]
size = Vector2(6, 2)
[node name="Node3D" type="Node3D"] [node name="Node3D" type="Node3D"]
[node name="Camera3D" type="Camera3D" parent="."] [node name="Camera3D" type="Camera3D" parent="."]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.663209, 1.65503) transform = Transform3D(-1, 0, 8.74228e-08, 0, 1, 0, -8.74228e-08, 0, -1, 0, 0.663209, -0.79419)
[node name="DirectionalLight3D" type="DirectionalLight3D" parent="."] [node name="DirectionalLight3D" type="DirectionalLight3D" parent="."]
transform = Transform3D(0.789213, -0.342763, 0.509566, 0, 0.829749, 0.558136, -0.61412, -0.440488, 0.654849, 0, 0.631436, 0) transform = Transform3D(-0.878275, 0.266876, -0.396749, -7.71365e-11, 0.829749, 0.558137, 0.478155, 0.490197, -0.728748, 0, 0.631436, 0)
shadow_enabled = true shadow_enabled = true
[node name="Root" type="Node3D" parent="."] [node name="Root" type="Node3D" parent="."]
[node name="VRPN" type="Node3D" parent="Root" node_paths=PackedStringArray("tracker_receivers")] [node name="VRPN" type="Node3D" parent="Root" node_paths=PackedStringArray("tracker_receivers")]
script = ExtResource("2_24d08") script = ExtResource("2_24d08")
tracker_receivers = [NodePath("RB1")] tracker_receivers = [NodePath("RB1"), NodePath("RB2")]
vrpn_server = "212.201.64.122" vrpn_server = "212.201.64.122"
[node name="RB1" type="Node3D" parent="Root/VRPN"] [node name="RB1" type="Node3D" parent="Root/VRPN"]
script = ExtResource("2_170dk") script = ExtResource("2_170dk")
tracker_name = "RB1" tracker_name = "RB1"
tracker_eulerorder = 1
[node name="MeshInstance3D" type="MeshInstance3D" parent="Root/VRPN/RB1"] [node name="Box" type="MeshInstance3D" parent="Root/VRPN/RB1"]
mesh = SubResource("BoxMesh_24d08") mesh = SubResource("BoxMesh_24d08")
[node name="RB2" type="Node3D" parent="Root/VRPN"] [node name="RB2" type="Node3D" parent="Root/VRPN"]
script = ExtResource("2_170dk")
tracker_name = "RB2"
[node name="Box2" type="MeshInstance3D" parent="Root/VRPN/RB2"]
mesh = SubResource("BoxMesh_24d08")
skeleton = NodePath("../../RB1")
[node name="Floor" type="MeshInstance3D" parent="Root"] [node name="Floor" type="MeshInstance3D" parent="Root"]
mesh = SubResource("PlaneMesh_24d08") mesh = SubResource("PlaneMesh_24d08")
[node name="Wall" type="MeshInstance3D" parent="Root"]
transform = Transform3D(-1, 8.74228e-08, -3.82137e-15, 0, -4.37114e-08, -1, -8.74228e-08, -1, 4.37114e-08, 0, 0.93633, 1.06259)
mesh = SubResource("PlaneMesh_24d08")

13
VRPN_Receiver.gd
View file

@ -4,15 +4,16 @@ class_name VRPN_Receiver
@export var tracker_name : String = "Tracker0" @export var tracker_name : String = "Tracker0"
@export var tracker_sensor : int = 0 @export var tracker_sensor : int = 0
@export var tracker_eulerorder : EulerOrder = EULER_ORDER_XYZ
func _on_pos_quat(tracker_data : Dictionary): func _on_pos_quat(tracker_data : Dictionary):
if tracker_data['tracker'] == tracker_name and tracker_data['sensor'] == tracker_sensor: if tracker_data['tracker'] == tracker_name and tracker_data['sensor'] == tracker_sensor:
self.global_position = tracker_data['position'] self.global_position = tracker_data['position']
# okay, Godot transformation stack is weird! Why would anybody expose var rotation := tracker_data['rotation'] as Quaternion
self.global_rotation = tracker_data['rotation'].get_euler()
rotation.x *= -1
print(tracker_data) self.global_basis = Basis(rotation)
#print(tracker_data)