private IEnumerator fall()
{
for (int i = 0; i < waitFramesBeforeFall; i++)
{
yield return(null);
}
if (GridCell != null)
{
removeFromCell();
fallToCell.awaitingFallingTile = this;
}
bool stillFalling = true;
while (stillFalling)
{
if (fallToCell.Grid.Rotating)
{
float bestDist = -1;
TileGridCell bestCell = null;
while (bestCell == null)
{
foreach (var cell in fallThroughTiles)
{
var sqrDist = (transform.position - cell.transform.position).sqrMagnitude;
if (cell.Tile == null && cell.awaitingFallingTile && (bestDist < 0 || sqrDist < bestDist))
{
bestDist = sqrDist;
bestCell = cell;
}
}
if (bestCell == null)
{
yield return(null);
}
}
fallToCell.awaitingFallingTile = null;
bestCell.Tile = this;
parentToCell(bestCell, true);
transform.localPosition = Vector3.zero;
while (fallToCell.Grid.Rotating)
{
yield return(null);
}
fallRoutine = null;
fallToCell = null;
yield break;
}
// TODO Handle rotation.
var localPos = transform.localPosition;
//localPos.y -= maxFallSpeed;
localPos -= transform.InverseTransformDirection(Vector3.up) * maxFallSpeed;
if (transform.position.y < fallToCell.transform.position.y)
{
localPos = fallToCell.transform.localPosition;
stillFalling = false;
}
transform.localPosition = localPos;
yield return(null);
}
bool nowhereToFall = false;
if ((fallToCell.awaitingFallingTile != null && fallToCell.awaitingFallingTile != this) ||
(fallToCell.Tile && fallToCell.Tile != this))
{
nowhereToFall = true;
}
if (!nowhereToFall)
{
fallToCell.awaitingFallingTile = null;
fallToCell.Tile = this;
parentToCell(fallToCell, true);
fallRoutine = null;
fallToCell = null;
LockedIn = true;
HandleGridChange();
data.FallIntoPlace(this);
if (rematchAfterFall)
{
yield return(null);
if (GridCell != null)
{
GridCell.CheckForTriplet();
GridCell.Grid.StartCoroutine(GridCell.Grid.DetonateAndBurn(GridCell));
}
}
}
else
{
Destroy(gameObject);
}
}