private IEnumerator PlaceCarrotCoroutine()
{
isPlacingCarrot = true;
Ray cameraRay;
TrackableHit hit;
TrackableHitFlags filter = TrackableHitFlags.PlaneWithinPolygon;
DetectedPlane planeToPlace = null;
Vector3 positionToPlace = Vector3.zero;
GameObject potMock = null;
while (isPlacingCarrot)
{
cameraRay = FirstPersonCamera.ViewportPointToRay(new Vector3(0.5f, 0.5f, 0f));
if (Frame.Raycast(cameraRay.origin, cameraRay.direction, out hit, float.PositiveInfinity, filter))
{
DetectedPlane plane;
if (hit.Trackable is DetectedPlane)
{
plane = (DetectedPlane)hit.Trackable;
if (!plane.IsVerticalPlane() &&
Vector3.Dot(FirstPersonCamera.transform.position - hit.Pose.position,
hit.Pose.rotation * Vector3.up) > 0)
{
planeToPlace = plane;
positionToPlace = hit.Pose.position;
if (potMock == null)
{
potMock = Instantiate(PotMockPrefab, positionToPlace, planeToPlace.CenterPose.rotation);
}
else
{
potMock.transform.position = positionToPlace;
potMock.transform.rotation = planeToPlace.CenterPose.rotation;
}
MenusController.EnableAcceptButton();
}
}
else
{
MenusController.DisableAcceptButton();
}
}
else
{
if (potMock != null)
{
Destroy(potMock);
}
MenusController.DisableAcceptButton();
}
if (placingFinished)
{
OnPlacingCarrotExit();
if (potMock != null)
{
Destroy(potMock);
}
if (planeToPlace != null) // cant check Vector3 for null
{
var potCarrot = Instantiate(PotPrefab, positionToPlace, planeToPlace.CenterPose.rotation);
potCarrot.GetComponent <PotCarrotController>().SetPlane(planeToPlace);
PotCarrots.Add(potCarrot.GetComponent <PotCarrotController>());
}
placingFinished = false;
isPlacingCarrot = false;
yield break;
}
yield return(null);
}
if (potMock != null)
{
Destroy(potMock);
}
OnPlacingCarrotExit();
}
