public void Reset()
{
currentCollider = null;
prevCollider = null;
pickedCollider = null;
isPinching = false;
wasPinching = false;
currentPickState = GameController.PickState.None;
prevPickState = GameController.PickState.None;
}
void StateTransition()
{
switch (prevPickState)
{
case GameController.PickState.None:
if (isPinching != wasPinching) // None to PickingNothing
{
Assert(wasPinching == false);
wasPinching = isPinching;
prevPickState = currentPickState = GameController.PickState.PickingNothing;
}
else if (currentCollider != prevCollider && currentCollider != null) // None to Hovering
{
prevCollider = currentCollider;
prevPickState = currentPickState = GameController.PickState.Hovering;
gameController.OnPickStateChanged(
GameController.PickState.None,
GameController.PickState.Hovering,
this,
currentCollider.gameObject);
}
break;
case GameController.PickState.Hovering:
if (isPinching != wasPinching && currentCollider != null) // Hovering to Picking
{
Assert(wasPinching == false);
wasPinching = isPinching;
prevPickState = currentPickState = GameController.PickState.Picking;
pickedCollider = currentCollider;
gameController.OnPickStateChanged(
GameController.PickState.Hovering,
GameController.PickState.Picking,
this,
currentCollider.gameObject);
}
else if (currentCollider != prevCollider && prevCollider != null) // Hovering to None
{
prevPickState = currentPickState = GameController.PickState.None;
gameController.OnPickStateChanged(
GameController.PickState.Hovering,
GameController.PickState.None,
this,
prevCollider.gameObject);
prevCollider = currentCollider;
pickedCollider = null;
}
else
{
Assert(false);
}
break;
case GameController.PickState.Picking:
if (isPinching != wasPinching && currentCollider != null) // Picking to Hovering
{
Assert(wasPinching == true);
wasPinching = isPinching;
prevPickState = currentPickState = GameController.PickState.Hovering;
gameController.OnPickStateChanged(
GameController.PickState.Picking,
GameController.PickState.Hovering,
this,
currentCollider.gameObject);
pickedCollider = null;
}
else if (currentCollider != prevCollider) // Picking to Pulling
{
Assert(prevCollider != null);
Assert(currentCollider == null);
Assert(pickedCollider != null);
prevCollider = currentCollider; //null
prevPickState = currentPickState = GameController.PickState.Pulling;
gameController.OnPickStateChanged(
GameController.PickState.Picking,
GameController.PickState.Pulling,
this,
pickedCollider.gameObject);
}
else
{
Assert(false);
}
break;
case GameController.PickState.Pulling:
if (isPinching != wasPinching) // Pulling to None
{
Assert(wasPinching == true);
Assert(isPinching == false);
Assert(pickedCollider != null);
wasPinching = isPinching;
prevPickState = currentPickState = GameController.PickState.None;
gameController.OnPickStateChanged(
GameController.PickState.Pulling,
GameController.PickState.None,
this,
pickedCollider.gameObject);
pickedCollider = null;
}
else if (currentCollider != prevCollider) // Pulling to Picking
{
Assert(isPinching == true);
if (currentCollider != pickedCollider)
{
currentCollider = null;
return; // ignore entering other than previously picked collider
}
else
{
Assert(currentCollider == pickedCollider);
prevCollider = pickedCollider;
gameController.OnPickStateChanged(
GameController.PickState.Pulling,
GameController.PickState.Picking,
this,
currentCollider.gameObject);
}
}
break;
case GameController.PickState.PickingNothing:
if (isPinching != wasPinching) // PickNothing to None
{
Assert(wasPinching == true);
wasPinching = isPinching;
prevPickState = currentPickState = GameController.PickState.None;
}
else if (prevCollider != currentCollider) // PickNothing to PickNothingColliding
{
prevCollider = null;
currentCollider = null;
}
break;
case GameController.PickState.PickingNothingColliding:
if (isPinching != wasPinching) // PickNothingColliding to Hovering
{
Assert(wasPinching == true);
wasPinching = isPinching;
gameController.OnPickStateChanged(
GameController.PickState.None,
GameController.PickState.Hovering,
this,
currentCollider.gameObject);
}
else if (prevCollider != currentCollider) // PickNothingColliding to PickNothing
{
Assert(prevCollider != null);
Assert(currentCollider == null);
prevCollider = currentCollider; //null
}
else
{
Assert(false);
}
break;
}
}
