private void ExpandNodeChance(int expandThreshold = 33)
{
int[,] _newMapGrid = _mapGrid;
for (int y = 0; y < mapSize; y++)
{
for (int x = 0; x < mapSize; x++)
{
if (_mapGrid[y, x] != 0)
{
continue;
}
int[,] neighbours = GridMath.GetNeighbours(_mapGrid, new Vector2Int(x, y));
if (!GridMath.NeighboursContainsX(neighbours, 1))
{
continue;
}
if (Roll(33))
{
_newMapGrid[y, x] = 1;
}
}
}
_mapGrid = _newMapGrid;
}
private void LightGenerate(Room room, int[,] collideGrid)
{
for (int y = 0; y < room.Height; y++)
{
for (int x = 0; x < room.Width; x++)
{
if (collideGrid[y, x] != 3)
{
continue;
}
int[,] neighbours = GridMath.GetNeighbours(collideGrid, new Vector2Int(x, y), 0);
// if empty below
if (neighbours[2, 1] == 0)
{
if (Roll.Chance(5))
{
Vector3 worldLocation = new Vector3(x - Mathf.FloorToInt(room.Width / 2) + 0.5f, y - Mathf.FloorToInt(room.Height / 2) + 0.5f, 0f);
GameObject torch = Instantiate(_torchPrefab, worldLocation, Quaternion.identity);
torch.transform.parent = room.LightContainer;
}
}
}
}
}
private Tile SelectPadTile(Vector2Int loc, int[,] padGrid)
{
int[,] neighbours = GridMath.GetNeighbours(padGrid, loc);
string gridType = GridMath.Comparison(neighbours, GridMath.PadComparisonGrids, 1);
if (gridType != null)
{
return(_padTiles[gridType]);
}
return(_wallTiles["wall"]);
}
private Tile SelectWallTile(Vector2Int loc, int[,] collideGrid)
{
int[,] neighbours = GridMath.GetNeighbours(collideGrid, loc);
string gridType = GridMath.Comparison(neighbours, GridMath.WallComparisonGrids);
if (gridType != null)
{
return(_wallTiles[gridType]);
}
return(_wallTiles["wall"]);
}
private void RemoveUnreachableNodes()
{
for (int y = 0; y < mapSize; y++)
{
for (int x = 0; x < mapSize; x++)
{
int[,] neighbours = GridMath.GetNeighbours(_mapGrid, new Vector2Int(x, y), 0);
if (GridMath.CheckSurroundedCardinal(neighbours, 0))
{
_mapGrid[y, x] = 0;
}
}
}
}
private void RemoveSurroundedNodes()
{
for (int y = 0; y < mapSize; y++)
{
for (int x = 0; x < mapSize; x++)
{
int[,] neighbours = GridMath.GetNeighbours(_mapGrid, new Vector2Int(x, y), 1);
if (GridMath.CheckSurroundedFully(neighbours, 1))
{
_mapGrid[y, x] = 0;
}
}
}
}
private void WallsFillSurrounded(Room room, int[,] collideGrid)
{
for (int y = 0; y < room.Height; y++)
{
for (int x = 0; x < room.Width; x++)
{
if (collideGrid[y, x] == 0)
{
Vector2Int loc = new Vector2Int(x, y);
int[,] neighbours = GridMath.GetNeighbours(collideGrid, loc);
if (GridMath.CheckSurroundedCardinal(neighbours, 2))
{
collideGrid[y, x] = 2;
}
}
}
}
}
private int[] CalculateGatesNeeded(Vector2Int loc)
{
int[] gates = { 0, 0, 0, 0 };
int[,] neighbours = GridMath.GetNeighbours(_mapGrid, new Vector2Int(loc.x, loc.y), 0);
if (neighbours[0, 1] == 1)
{
gates[0] = 1;
}
if (neighbours[1, 2] == 1)
{
gates[1] = 1;
}
if (neighbours[2, 1] == 1)
{
gates[2] = 1;
}
if (neighbours[1, 0] == 1)
{
gates[3] = 1;
}
return(gates);
}