/// <summary>
/// Sets a given direction blocked. This means that it will no longer be allowed to connect on that direction.
/// </summary>
/// <param name="dir"></param>
/// <param name="value"></param>
public void SetBlockedDirection(Direction dir, bool value)
{
byte result = AdjacencyBitmap.SetDirection(blockedConnections, dir, value);
SyncBlockedConnections(blockedConnections, result);
EditorblockedConnections = BlockedConnections;
adjacents.UpdateDirection(dir, !value, true);
UpdateMeshAndDirection();
}
/**
* Adjusts the connections value based on the given new tile.
* Returns whether value changed.
*/
private bool UpdateSingleConnection(Direction direction, TileDefinition tile)
{
bool isConnected = (tile.turf && (tile.turf.genericType == type || type == null));
if (tile.fixtures != null)
{
isConnected = isConnected || (tile.fixtures.GetFixtureAtLayerIndex(LayerIndex) && (tile.fixtures.GetFixtureAtLayerIndex(LayerIndex).genericType == type || type == null));
}
isConnected &= (AdjacencyBitmap.Adjacent(TileState.blockedDirection, direction) == 0);
return(adjacents.UpdateDirection(direction, isConnected, true));
}
public MeshDirectionInfo GetMeshAndDirection(AdjacencyBitmap adjacents)
{
// Count number of connections along cardinal (which is all that we use atm)
var cardinalInfo = adjacents.GetCardinalInfo();
// Determine rotation and mesh specially for every single case.
float rotation = 0.0f;
Mesh mesh;
if (cardinalInfo.IsO())
{
mesh = o;
}
else if (cardinalInfo.IsU())
{
mesh = u;
rotation = TileHelper.AngleBetween(Direction.North, cardinalInfo.GetOnlyPositive());
}
else if (cardinalInfo.IsI())
{
mesh = i;
rotation = TileHelper.AngleBetween(Orientation.Vertical, cardinalInfo.GetFirstOrientation());
}
else if (cardinalInfo.IsL())
{
mesh = l;
rotation = TileHelper.AngleBetween(Direction.NorthEast, cardinalInfo.GetCornerDirection());
}
else if (cardinalInfo.IsT())
{
mesh = t;
rotation = TileHelper.AngleBetween(Direction.South, cardinalInfo.GetOnlyNegative());
}
else // Must be X
{
mesh = x;
}
return(new MeshDirectionInfo {
mesh = mesh, rotation = rotation
});
}
/// <summary>
/// Ensures that the object is properly initialized.
/// </summary>
private void EnsureInit()
{
if (!this)
{
return;
}
if (adjacents == null)
{
adjacents = new AdjacencyBitmap();
}
if (!filter)
{
filter = GetComponent <MeshFilter>();
}
genericType = GetComponent <PlacedTileObject>()?.GetGenericType();
specificType = GetComponent <PlacedTileObject>()?.GetSpecificType();
}
/// <summary>
/// Update a single direction.
/// </summary>
/// <param name="dir"></param>
/// <param name="placedObject"></param>
/// <returns></returns>
private bool UpdateSingleConnection(Direction dir, PlacedTileObject placedObject)
{
// For some reason called before OnAwake()
EnsureInit();
UpdateBlockedFromEditor();
bool isConnected = false;
if (placedObject)
{
isConnected = (placedObject && placedObject.HasAdjacencyConnector());
// If cross connect is allowed, we only allow it to connect when the object type matches the connector type
if (CrossConnectAllowed)
{
isConnected &= (placedObject.GetGenericType() == genericType && genericType != "");
}
else
{
isConnected &= (placedObject.GetGenericType() == genericType || genericType == null);
}
// Check for specific
isConnected &= (placedObject.GetSpecificType() == specificType || specificType == "");
isConnected &= (AdjacencyBitmap.Adjacent(blockedConnections, dir) == 0);
}
bool isUpdated = adjacents.UpdateDirection(dir, isConnected, true);
SyncAdjacentConnections(adjacents.Connections, adjacents.Connections);
// Cross connect will override adjacents for other layers, so return isConnected instead.
if (CrossConnectAllowed)
{
return(isConnected);
}
else
{
return(isUpdated);
}
}
public MeshDirectionInfo GetMeshAndDirection(AdjacencyBitmap adjacents)
{
// Count number of connections along cardinal (which is all that we use atm)
var cardinalInfo = adjacents.GetCardinalInfo();
// Determine rotation and mesh specially for every single case.
float rotation = 0.0f;
Mesh mesh;
if (cardinalInfo.IsO())
{
mesh = o;
orientation = OffsetOrientation.o;
}
else if (cardinalInfo.IsU())
{
if (cardinalInfo.north > 0 || cardinalInfo.east > 0)
{
mesh = uNorth;
orientation = OffsetOrientation.uNorth;
}
else
{
mesh = uSouth;
orientation = OffsetOrientation.uSouth;
}
rotation = TileHelper.AngleBetween(Direction.North, cardinalInfo.GetOnlyPositive());
}
else if (cardinalInfo.IsI())
{
mesh = i;
orientation = OffsetOrientation.i;
rotation = TileHelper.AngleBetween(Orientation.Vertical, cardinalInfo.GetFirstOrientation());
}
else if (cardinalInfo.IsL())
{
Direction sides = cardinalInfo.GetCornerDirection();
mesh = sides == Direction.NorthEast ? lNE
: sides == Direction.SouthEast ? lSE
: sides == Direction.SouthWest ? lSW
: lNW;
orientation = sides == Direction.NorthEast ? OffsetOrientation.lNE
: sides == Direction.SouthEast ? OffsetOrientation.lSE
: sides == Direction.SouthWest ? OffsetOrientation.lSW
: OffsetOrientation.lNW;
rotation = 90;
}
else if (cardinalInfo.IsT())
{
Direction notside = cardinalInfo.GetOnlyNegative();
mesh = notside == Direction.North ? tSWE
: notside == Direction.East ? tNSW
: notside == Direction.South ? tNEW
: tNSE;
orientation = notside == Direction.North ? OffsetOrientation.tSWE
: notside == Direction.East ? OffsetOrientation.tNSW
: notside == Direction.South ? OffsetOrientation.tNEW
: OffsetOrientation.tNSE;
rotation = 90;
}
else // Must be X
{
mesh = x;
orientation = OffsetOrientation.x;
rotation = 90;
}
return(new MeshDirectionInfo {
mesh = mesh, rotation = rotation
});
}
public MeshDirectionInfo GetMeshAndDirection(AdjacencyBitmap adjacents)
{
var cardinalInfo = adjacents.GetCardinalInfo();
float rotation = 0.0f;
Mesh mesh;
if (cardinalInfo.IsO())
{
mesh = o;
}
else if (cardinalInfo.IsU())
{
mesh = u;
rotation = TileHelper.AngleBetween(Direction.North, cardinalInfo.GetOnlyPositive());
if (opaque)
{
viewObstacles[0].SetActive(false);
viewObstacles[1].SetActive(false);
viewObstacles[2].SetActive(true);
viewObstacles[3].SetActive(false);
}
}
else if (cardinalInfo.IsI())
{
mesh = i;
rotation = TileHelper.AngleBetween(Orientation.Vertical, cardinalInfo.GetFirstOrientation());
if (opaque)
{
viewObstacles[0].SetActive(false);
viewObstacles[1].SetActive(false);
viewObstacles[2].SetActive(true);
viewObstacles[3].SetActive(true);
}
}
else if (cardinalInfo.IsL())
{
// Determine lSolid or lCorner by finding whether the area between the two connections is filled
// We check for if any of the following bitfields matches the connection bitfield
// N+NE+E = 0/1/2, E+SE+S = 2/3/4, S+SW+W = 4/5/6, W+NW+N = 6/7/0
bool isFilled = (adjacents.Connections & 0b00000111) == 0b00000111 || (adjacents.Connections & 0b00011100) == 0b00011100 || (adjacents.Connections & 0b01110000) == 0b01110000 || (adjacents.Connections & 0b11000001) == 0b11000001;
mesh = isFilled ? lSingle : lNone;
rotation = TileHelper.AngleBetween(Direction.NorthEast, cardinalInfo.GetCornerDirection());
if (opaque)
{
viewObstacles[0].SetActive(false);
viewObstacles[1].SetActive(true);
viewObstacles[2].SetActive(true);
viewObstacles[3].SetActive(false);
}
}
else if (cardinalInfo.IsT())
{
// We make another bitfield (noticing a pattern?). 0x0 means no fills, 0x1 means right corner filled, 0x2 means left corner filled,
// therefore both corners filled = 0x3.
int corners = ((1 - cardinalInfo.north) * 2 | (1 - cardinalInfo.east)) * adjacents.Adjacent(Direction.SouthWest)
+ ((1 - cardinalInfo.east) * 2 | (1 - cardinalInfo.south)) * adjacents.Adjacent(Direction.NorthWest)
+ ((1 - cardinalInfo.south) * 2 | (1 - cardinalInfo.west)) * adjacents.Adjacent(Direction.NorthEast)
+ ((1 - cardinalInfo.west) * 2 | (1 - cardinalInfo.north)) * adjacents.Adjacent(Direction.SouthEast);
mesh = corners == 0 ? tNone
: corners == 1 ? tSingleLeft
: corners == 2 ? tSingleRight
: tDouble;
rotation = TileHelper.AngleBetween(Direction.South, cardinalInfo.GetOnlyNegative());
if (opaque)
{
viewObstacles[0].SetActive(true);
viewObstacles[1].SetActive(true);
viewObstacles[2].SetActive(true);
viewObstacles[3].SetActive(corners >= 3);
}
}
else
{
// This sneaky piece of code uses the cardinal info to store diagonals by rotating everything -45 degrees
// NE -> N, SW -> S, etc.
var diagonals = new AdjacencyBitmap.CardinalInfo((byte)(adjacents.Connections >> 1));
switch (diagonals.numConnections)
{
case 0:
mesh = xNone;
break;
case 1:
mesh = xSingle;
rotation = TileHelper.AngleBetween(Direction.South, diagonals.GetOnlyPositive());
break;
case 2:
if (diagonals.north == diagonals.south)
{
mesh = xOpposite;
rotation = TileHelper.AngleBetween(Orientation.Horizontal, diagonals.GetFirstOrientation());
}
else
{
mesh = xSide;
rotation = TileHelper.AngleBetween(Direction.SouthEast, diagonals.GetCornerDirection());
}
break;
case 3:
mesh = xTriple;
rotation = TileHelper.AngleBetween(Direction.North, diagonals.GetOnlyNegative());
break;
default:
mesh = xQuad;
break;
}
if (opaque)
{
viewObstacles[0].SetActive(true);
viewObstacles[1].SetActive(true);
viewObstacles[2].SetActive(true);
viewObstacles[3].SetActive(true);
}
}
return(new MeshDirectionInfo {
mesh = mesh, rotation = rotation
});
}
