public void GetInputs()
{
canPlace = true;
mouseWorldPoint = cam.ScreenToWorldPoint(Input.mousePosition);
mousePos = new Vector3Int(Mathf.FloorToInt(mouseWorldPoint.x), Mathf.FloorToInt(mouseWorldPoint.y), 0);
tileIndex += Mathf.FloorToInt(Input.mouseScrollDelta.y);
if (tileIndex < 0)
{
tileIndex = tileTypes.Length - 1;
}
else if (tileIndex >= tileTypes.Length)
{
tileIndex = 0;
}
if (Input.mouseScrollDelta.y != 0)
{
audioSource.PlayOneShot(rotatingTrack);
}
currentTileType = tileTypes[tileIndex];
if (InRange(mousePos))
{
if (
HasTile(mousePos) ||
player.tracksHeld <= 0 ||
Physics2D.OverlapBox(mousePos + (currentTileType == TileType.Straight ? new Vector3(0, 1, 0) : new Vector3()) + new Vector3(0.5f, 0.5f, 0), new Vector2(0.9f, 0.9f), 0, placeCheckMask))
{
canPlace = false;
}
if (Input.GetMouseButtonDown(0) && canPlace)
{
tileGrid[mousePos.x, mousePos.y] = currentTileType;
UpdateTile(mousePos, true);
player.tracksHeld--;
RailStructure railStruct = new RailStructure();
railStruct.position = mousePos;
railStruct.ResetStability();
rails.Add(railStruct);
audioSource.PlayOneShot(placingTrack);
}
if (Input.GetMouseButtonDown(1) && HasTile(mousePos))
{
RemoveTile(mousePos);
}
}
else
{
canPlace = false;
}
drawHelper = true;
}
void Start()
{
audioSource = GetComponent <AudioSource>();
tileGrid = new TileType[tileDimensions.x, tileDimensions.y];
List <Vector3Int> occupiedTiles = new List <Vector3Int>();
for (int i = 0; i < tileGrid.GetLength(0); i++)
{
for (int j = 0; j < tileGrid.GetLength(1); j++)
{
var tile = tilemap.GetTile(new Vector3Int(i, j, 0));
if (tile == tileSMiddle ||
tile == tileSLeft ||
tile == tileSRight ||
tile == tileSSingle)
{
tileGrid[i, j] = TileType.Straight;
}
else if (tile == tileRLeft)
{
tileGrid[i, j] = TileType.RampLeft;
}
else if (tile == tileRRight)
{
tileGrid[i, j] = TileType.RampRight;
}
else
{
tileGrid[i, j] = TileType.None;
}
if (tileGrid[i, j] != TileType.None)
{
occupiedTiles.Add(new Vector3Int(i, j, 0));
}
}
}
// Updates each tile that is not empty
foreach (Vector3Int tilePos in occupiedTiles)
{
UpdateTile(tilePos, true);
RailStructure railStruct = new RailStructure();
railStruct.position = tilePos;
railStruct.ResetStability();
rails.Add(railStruct);
}
}
void ChainStability(Vector3Int point, Vector3Int from)
{
RailStructure pointRail = RailStructureFind(point);
if (pointRail != null)
{
pointRail.ResetStability();
}
List <Vector3Int> connecting = GetConnecting(point);
foreach (Vector3Int connection in connecting)
{
if (!connection.Equals(from) && !IsStable(connection))
{
ChainStability(connection, point);
}
}
}