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64 lines
2.4 KiB
64 lines
2.4 KiB
// Unity SDK Controller Tracker|SDK_Unity|005
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namespace VRTK
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{
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using UnityEngine;
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#if UNITY_2017_2_OR_NEWER
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using UnityEngine.XR;
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#else
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using UnityEngine.VR;
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using XRNode = UnityEngine.VR.VRNode;
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#endif
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/// <summary>
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/// The Controller Tracker enables the GameObject to track it's position/rotation to the available connected VR Controller via the `UnityEngine.VR` library.
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/// </summary>
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/// <remarks>
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/// The Unity Controller Tracker is attached to the `[UnityBase_CameraRig]` prefab on the child `LeftHandAnchor` and `RightHandAnchor` to enable controller tracking.
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/// </remarks>
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public class SDK_UnityControllerTracker : MonoBehaviour
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{
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[Tooltip("The Unity VRNode to track.")]
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public XRNode nodeType;
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[Tooltip("The unique index to assign to the controller.")]
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public uint index;
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[Tooltip("The Unity Input name for the trigger axis.")]
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public string triggerAxisName = "";
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[Tooltip("The Unity Input name for the grip axis.")]
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public string gripAxisName = "";
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[Tooltip("The Unity Input name for the touchpad horizontal axis.")]
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public string touchpadHorizontalAxisName = "";
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[Tooltip("The Unity Input name for the touchpad vertical axis.")]
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public string touchpadVerticalAxisName = "";
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protected virtual void OnEnable()
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{
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CheckAxisIsValid(triggerAxisName, "triggerAxisName");
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CheckAxisIsValid(gripAxisName, "gripAxisName");
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CheckAxisIsValid(touchpadHorizontalAxisName, "touchpadHorizontalAxisName");
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CheckAxisIsValid(touchpadVerticalAxisName, "touchpadVerticalAxisName");
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}
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protected virtual string GetVarName<T>(T item) where T : class
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{
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return VRTK_SharedMethods.GetPropertyFirstName<T>();
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}
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protected virtual void CheckAxisIsValid(string axisName, string varName)
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{
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try
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{
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Input.GetAxis(axisName);
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}
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catch (System.ArgumentException ae)
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{
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VRTK_Logger.Warn(ae.Message + " on index [" + index + "] variable [" + varName + "]");
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}
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}
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protected virtual void FixedUpdate()
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{
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transform.localPosition = InputTracking.GetLocalPosition(nodeType);
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transform.localRotation = InputTracking.GetLocalRotation(nodeType);
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}
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}
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}
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