/// <summary>
/// The OpenXR plug-in uses extensions to expose all possible data, which might be surfaced through multiple input devices.
/// This method is overridden to account for multiple input devices and reuse MRTK controllers if a match is found.
/// </summary>
protected override GenericXRSDKController GetOrAddController(InputDevice inputDevice)
{
using (GetOrAddControllerPerfMarker.Auto())
{
// If this is a new input device, search if an existing input device has matching characteristics
if (!ActiveControllers.ContainsKey(inputDevice))
{
foreach (InputDevice device in ActiveControllers.Keys)
{
if (((device.characteristics.HasFlag(InputDeviceCharacteristics.Controller) && inputDevice.characteristics.HasFlag(InputDeviceCharacteristics.Controller)) ||
(device.characteristics.HasFlag(InputDeviceCharacteristics.HandTracking) && inputDevice.characteristics.HasFlag(InputDeviceCharacteristics.HandTracking))) &&
((device.characteristics.HasFlag(InputDeviceCharacteristics.Left) && inputDevice.characteristics.HasFlag(InputDeviceCharacteristics.Left)) ||
(device.characteristics.HasFlag(InputDeviceCharacteristics.Right) && inputDevice.characteristics.HasFlag(InputDeviceCharacteristics.Right))))
{
ActiveControllers.Add(inputDevice, ActiveControllers[device]);
break;
}
}
}
if (inputDevice.characteristics.HasFlag(InputDeviceCharacteristics.HandTracking) &&
inputDevice.TryGetFeatureValue(CommonUsages.isTracked, out bool isTracked) &&
!isTracked)
{
// If this is an input device from the Microsoft Hand Interaction profile, it doesn't go invalid but instead goes untracked. Ignore it if untracked.
return(null);
}
return(base.GetOrAddController(inputDevice));
}
}
/// <inheritdoc />
protected override GenericUnityController GetOrAddController(string joystickName)
{
// If a device is already registered with the ID provided, just return it.
if (ActiveControllers.ContainsKey(joystickName))
{
var controller = ActiveControllers[joystickName];
Debug.Assert(controller != null);
return(controller);
}
Handedness controllingHand;
if (joystickName.Contains("Left"))
{
controllingHand = Handedness.Left;
}
else if (joystickName.Contains("Right"))
{
controllingHand = Handedness.Right;
}
else
{
controllingHand = Handedness.None;
}
var currentControllerType = GetCurrentControllerType(joystickName);
Type controllerType;
switch (currentControllerType)
{
case SupportedControllerType.GenericOpenVR:
controllerType = typeof(GenericOpenVRController);
break;
case SupportedControllerType.ViveWand:
controllerType = typeof(ViveWandController);
break;
case SupportedControllerType.ViveKnuckles:
controllerType = typeof(ViveKnucklesController);
break;
case SupportedControllerType.OculusTouch:
controllerType = typeof(OculusTouchController);
break;
case SupportedControllerType.OculusRemote:
controllerType = typeof(OculusRemoteController);
break;
case SupportedControllerType.WindowsMixedReality:
controllerType = typeof(WindowsMixedRealityOpenVRMotionController);
break;
default:
return(null);
}
var pointers = RequestPointers(controllerType, controllingHand);
var inputSource = InputSystem?.RequestNewGenericInputSource($"{currentControllerType} Controller {controllingHand}", pointers);
var detectedController = Activator.CreateInstance(controllerType, TrackingState.NotTracked, controllingHand, inputSource, null) as GenericOpenVRController;
if (detectedController == null)
{
Debug.LogError($"Failed to create {controllerType.Name} controller");
return(null);
}
if (!detectedController.SetupConfiguration(controllerType))
{
// Controller failed to be setup correctly.
Debug.LogError($"Failed to Setup {controllerType.Name} controller");
// Return null so we don't raise the source detected.
return(null);
}
for (int i = 0; i < detectedController.InputSource?.Pointers?.Length; i++)
{
detectedController.InputSource.Pointers[i].Controller = detectedController;
}
ActiveControllers.Add(joystickName, detectedController);
return(detectedController);
}