/// <summary>
/// Fire a beam from the head's current position in the gaze's direction. If it hits anything, give the hit point
/// and the normal at that point
/// </summary>
public TargetingResult AcquireTarget()
{
RaycastResult result = _raycaster.CastRay(_headPosition, _viewDirection);
return(result.WasHit ?
new TargetingResult(result.HitObject, result.HitPosition, result.HitNormal) :
new TargetingResult(null));
}
public void Tick()
{
RaycastResult result = _raycaster.CastRay(_headPosition, _viewDirection);
// If we hit something, place the focus point at the hit.
// If not, place it the default distance straight in front of the user's head
Vector3 fPoint = result.WasHit ? result.HitPosition : _headPosition + _defaultDistance * _viewDirection;
// Always have the normal pointing the opposite direction of the view vector
Vector3 normal = -_viewDirection;
HolographicSettings.SetFocusPointForFrame(fPoint, normal);
}