/// <summary>
/// It saves the reference to objects passed as arguments for later use.
/// </summary>
/// <param name="isRight">Whether this picker is for right hand.</param>
/// <param name="triggerColliderModel">The trigger collider hand model.</param>
/// <param name="palmCenterTransform">Transform of the palm center.</param>
/// <param name="handControllerSettings">Hand controller settings that allow modification.</param>
public void AttachHandController(bool isRight, UnityHandModel triggerColliderModel,
Transform palmCenterTransform, IHandControllerSettings handControllerSettings)
{
if (triggerColliderModel == null)
{
Debug.LogError("Trigger collider model is null");
return;
}
int n = triggerColliderModel.Fingers.Length;
for (int i = 0; i < n; i++)
{
UnityFingerModel fingerModel = triggerColliderModel.Fingers[i];
IFingerTriggerColliderManager manager =
fingerModel.Finger.GetComponent <IFingerTriggerColliderManager>();
if (manager == null)
{
Debug.LogErrorFormat("Unable to find trigger collider manager on finger {0}", i);
}
_fingerTriggers[i] = manager;
}
PalmCenter = palmCenterTransform;
_handRootTransform = triggerColliderModel.HandRootTransform;
_initialized = true;
FindSnapper(isRight, _handRootTransform, palmCenterTransform, handControllerSettings);
FindTriggeringTouchableManager(triggerColliderModel.Hand);
}
/// <summary>
/// Update touched object's color if needed.
/// </summary>
private void UpdateTouchedObjectColor()
{
_touchableSet.Clear();
int n = _fingerTriggers.Length;
// Collect all objects touched with finger colliders.
for (int i = 0; i < n; i++)
{
IFingerTriggerColliderManager fingerTrigger = _fingerTriggers[i];
if (fingerTrigger == null)
{
Debug.LogError("Finger trigger is null.");
return;
}
HashSet <ITouchableForceFeedback> fingerTouchableSet;
if (fingerTrigger.CheckTouching(out fingerTouchableSet))
{
_touchableSet.UnionWithCast(fingerTouchableSet);
}
}
// Collect all objects touched by picking prediction indicator.
if (_pickingPredictionIndicatorManager != null)
{
HashSet <ITouchableForceFeedback> triggeringTouchable =
_pickingPredictionIndicatorManager.GetTriggeringObject();
_touchableSet.UnionWithCast(triggeringTouchable);
}
// Update color.
_colorModifier.UpdateTouchedObjectColor(_touchableSet);
}
