feat: XR Interaction Toolkit 3.6.1 added as second VR backend; Develo…

.gitignore

@@ -132,3 +132,11 @@ OpenGothic
 !.claude/README.md
 !.claude/CLAUDE-SETUP.md
 !.claude/statuslines/
+
+# Package samples (e.g. XR Interaction Toolkit Starter Assets, XR Interaction Simulator) are re-importable from the
+# Package Manager. What we need is copied into Gothic-VR/, so nothing may reference Assets/Samples/.
+/[Aa]ssets/[Ss]amples/
+/[Aa]ssets/[Ss]amples.meta
+
+
+ultimatexr-unity/

Assets/Gothic-Core/Resources/DeveloperConfigs/Lab.HVR.Simulator.asset

@@ -14,10 +14,13 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   PreselectGameVersion: 1
   GameVersion: 0
+  PreSelectMod: 0
   ModIni: 
+  ModPath: 
   GameControls: 0
+  VrInteractionBackend: 0
   EnableVRDeviceSimulator: 1
-  ActivateMarvinMode: 1
+  PreselectMarvinMode: 0
   EnableZSpyLogs: 0
   AllDebugChannels: 0
   ZSpyChannels:
@@ -51,13 +54,16 @@ MonoBehaviour:
   ShowVOBMeshCullingGizmos: 0
   ShowCapsuleOverlapGizmos: 0
   EnableNpcs: 0
+  EnableCombatSystem: 0
   EnableNpcMeshCulling: 1
   NpcCullingDistance: 50
   SpawnNpcInstances:
     Value: 
   SpawnMonsterInstances:
     Value: 
   EnableNpcEyeBlinking: 0
+  EnableNpcLooting: 0
+  EnableDialogFreeMovement: 1
   ShowNpcColliders: 0
   ShowFreePoints: 0
   ShowWayPoints: 0

Assets/Gothic-Core/Resources/DeveloperConfigs/Production.asset

@@ -18,6 +18,7 @@ MonoBehaviour:
   ModIni: 
   ModPath: 
   GameControls: 0
+  VrInteractionBackend: 0
   EnableVRDeviceSimulator: 0
   PreselectMarvinMode: 0
   EnableZSpyLogs: 0

Assets/Gothic-Core/Scripts/Models/Config/DeveloperConfig.cs

@@ -60,6 +60,10 @@ public class DebugChannelTypesCollection : CollectionWrapper<DeveloperConfigEnum
 
         public Controls GameControls = Controls.VR;
 
+        [ConditionalField(fieldToCheck: nameof(GameControls), compareValues: Controls.VR)]
+        [Tooltip("VR interaction framework. Hvr falls back to Xri if HVR isn't installed (no GOTHIC_HVR_INSTALLED).")]
+        public VrInteractionBackend VrInteractionBackend = VrInteractionBackend.Hvr;
+
         [Separator("Debug")]
         [ConditionalField(fieldToCheck: nameof(GameControls), compareValues: Controls.VR)]
         public bool EnableVRDeviceSimulator;

Assets/Gothic-Core/Scripts/Models/Context/VrInteractionBackend.cs

@@ -0,0 +1,19 @@
+namespace Gothic.Core.Models.Context
+{
+    /// <summary>
+    /// VR interaction framework which provides the VR ports (rig, input, haptics, UI pointers).
+    /// Stored as int in DeveloperConfig assets. Don't change the values.
+    /// </summary>
+    public enum VrInteractionBackend
+    {
+        /// <summary>
+        /// HurricaneVR (commercial). Needs the scripting define GOTHIC_HVR_INSTALLED.
+        /// </summary>
+        Hvr = 0,
+
+        /// <summary>
+        /// XR Interaction Toolkit (free, always installed).
+        /// </summary>
+        Xri = 1
+    }
+}