public override ValueTask <MovementResult> Update(CanvasTimingInformation context)
{
if (!_readyToExit && _door.CanGhostLeave(Ghost))
{
_readyToExit = true;
return(new ValueTask <MovementResult>(MovementResult.NotFinished));
}
if (_finished)
{
Ghost.Direction = new DirectionInfo(Directions.Left, Directions.Left);
Ghost.SetMovementMode(GhostMovementMode.Undecided);
return(new ValueTask <MovementResult>(MovementResult.Finished));
}
Vector2 diff = _cellToMoveTo - _cellToMoveFrom;
if (diff != Vector2.Zero)
{
diff = diff.Normalize();
Ghost.Position = Ghost.Position + diff / Vector2s.Two;
var dir = DirectionToIndexLookup.GetDirectionFromVector(diff);
Ghost.Direction = new DirectionInfo(dir, dir);
}
if (Ghost.Position.Floor() == _cellToMoveTo.Floor())
{
Ghost.Position = _cellToMoveTo;
whenAtTargetCell();
}
return(new ValueTask <MovementResult>(MovementResult.NotFinished));
}
