public void DetectTileConnectionTypesForAllOccupiedCells()
{
ObjectPlacementBoxStack firstStackInFirstPathSegment = _path.GetSegmentByIndex(0).GetStackByIndex(0);
foreach (var pair in _occupiedCells)
{
ObjectPlacementPathTileConnectionGridCell tileConnectionGridCell = pair.Value;
int numberOfNeighbours = tileConnectionGridCell.NumberOfNeighbours;
if (numberOfNeighbours == 0)
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.Begin;
}
else if (numberOfNeighbours == 1)
{
if (tileConnectionGridCell.TileConnectionStack == firstStackInFirstPathSegment)
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.Begin;
}
else
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.End;
}
}
else if (numberOfNeighbours == 2)
{
if (tileConnectionGridCell.HasLeftAndRightNeighbours() || tileConnectionGridCell.HasForwardAndBackNeightbours())
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.Forward;
}
else
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.Turn;
}
}
else if (numberOfNeighbours == 3)
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.TJunction;
}
else
{
tileConnectionGridCell.TileConnectionType = ObjectPlacementPathTileConnectionType.Cross;
}
}
}
public Quaternion Calculate(ObjectPlacementPathTileConnectionGridCell tileConnectionGridCell)
{
ObjectPlacementPath path = tileConnectionGridCell.TileConnectionPath;
ObjectPlacementPathTileConnectionSettings tileConnectionSettings = path.Settings.TileConnectionSettings;
Plane extensionPlane = path.ExtensionPlane;
ObjectPlacementBoxStackSegment tileConnectionSegment = tileConnectionGridCell.TileConnectionSegment;
ObjectPlacementBoxStack tileConnectionStack = tileConnectionGridCell.TileConnectionStack;
bool usingSprites = tileConnectionSettings.UsesSprites();
float yAxisRotationInDegrees = ObjectPlacementPathTileConnectionYAxisRotations.GetAngleInDegrees(tileConnectionSettings.GetSettingsForTileConnectionType(tileConnectionGridCell.TileConnectionType).YAxisRotation);
Quaternion yAxisRotation = Quaternion.AngleAxis(yAxisRotationInDegrees, extensionPlane.normal);
Quaternion defaultRotation = Quaternion.LookRotation(path.ExtensionPlaneLookAxis, extensionPlane.normal);
if (usingSprites)
{
defaultRotation = Quaternion.LookRotation(extensionPlane.normal, path.ExtensionPlaneLookAxis);
}
ObjectPlacementPathTileConnectionType tileConnectionType = tileConnectionGridCell.TileConnectionType;
if (tileConnectionType == ObjectPlacementPathTileConnectionType.Autofill)
{
return(yAxisRotation * defaultRotation);
}
else
if (tileConnectionType == ObjectPlacementPathTileConnectionType.Begin)
{
if (tileConnectionGridCell.NumberOfNeighbours == 0)
{
return(yAxisRotation * defaultRotation);
}
else
{
ObjectPlacementBoxStack neighbour = tileConnectionGridCell.GetFirstNeighbour().TileConnectionStack;
Vector3 toNeighbour = tileConnectionStack.GetNormalizedBasePositionConnectionVectorTo(neighbour);
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, toNeighbour));
}
return(yAxisRotation * Quaternion.LookRotation(toNeighbour, extensionPlane.normal));
}
}
else if (tileConnectionType == ObjectPlacementPathTileConnectionType.End)
{
ObjectPlacementBoxStack neighbour = tileConnectionGridCell.GetFirstNeighbour().TileConnectionStack;
Vector3 toEndTile = neighbour.GetNormalizedBasePositionConnectionVectorTo(tileConnectionStack);
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, toEndTile));
}
return(yAxisRotation * Quaternion.LookRotation(toEndTile, extensionPlane.normal));
}
else
if (tileConnectionType == ObjectPlacementPathTileConnectionType.Cross)
{
return(yAxisRotation * defaultRotation);
}
else
if (tileConnectionType == ObjectPlacementPathTileConnectionType.TJunction)
{
ObjectPlacementBoxStack baseOfTJunction = null;
if (tileConnectionGridCell.RightNeighbour != null && tileConnectionGridCell.LeftNeighbour != null)
{
baseOfTJunction = tileConnectionGridCell.ForwardNeighbour != null ? tileConnectionGridCell.ForwardNeighbour.TileConnectionStack : tileConnectionGridCell.BackNeighbour.TileConnectionStack;
}
else
{
baseOfTJunction = tileConnectionGridCell.RightNeighbour != null ? tileConnectionGridCell.RightNeighbour.TileConnectionStack : tileConnectionGridCell.LeftNeighbour.TileConnectionStack;
}
Vector3 toTJunction = baseOfTJunction.GetNormalizedBasePositionConnectionVectorTo(tileConnectionStack);
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, toTJunction));
}
return(yAxisRotation * Quaternion.LookRotation(toTJunction, extensionPlane.normal));
}
else
if (tileConnectionType == ObjectPlacementPathTileConnectionType.Forward)
{
if (tileConnectionSegment.NumberOfStacks == 1)
{
if (tileConnectionGridCell.HasForwardAndBackNeightbours())
{
ObjectPlacementBoxStack forwardNeighbour = tileConnectionGridCell.ForwardNeighbour.TileConnectionStack;
ObjectPlacementBoxStack backNeighbour = tileConnectionGridCell.BackNeighbour.TileConnectionStack;
Vector3 toForwardNeighbour = backNeighbour.GetNormalizedBasePositionConnectionVectorTo(forwardNeighbour);
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, toForwardNeighbour));
}
return(yAxisRotation * Quaternion.LookRotation(toForwardNeighbour, extensionPlane.normal));
}
else
{
ObjectPlacementBoxStack leftNeighbour = tileConnectionGridCell.LeftNeighbour.TileConnectionStack;
ObjectPlacementBoxStack rightNeighbour = tileConnectionGridCell.RightNeighbour.TileConnectionStack;
Vector3 toRightNeighbour = leftNeighbour.GetNormalizedBasePositionConnectionVectorTo(rightNeighbour);
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, toRightNeighbour));
}
return(yAxisRotation * Quaternion.LookRotation(toRightNeighbour, extensionPlane.normal));
}
}
else
{
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, tileConnectionSegment.ExtensionDirection));
}
return(yAxisRotation * Quaternion.LookRotation(tileConnectionSegment.ExtensionDirection, extensionPlane.normal));
}
}
else
{
ObjectPlacementBoxStack firstNeighbour, secondNeighbour;
if (tileConnectionGridCell.RightNeighbour != null)
{
firstNeighbour = tileConnectionGridCell.RightNeighbour.TileConnectionStack;
secondNeighbour = tileConnectionGridCell.ForwardNeighbour != null ? tileConnectionGridCell.ForwardNeighbour.TileConnectionStack : tileConnectionGridCell.BackNeighbour.TileConnectionStack;
}
else
if (tileConnectionGridCell.LeftNeighbour != null)
{
firstNeighbour = tileConnectionGridCell.LeftNeighbour.TileConnectionStack;
secondNeighbour = tileConnectionGridCell.ForwardNeighbour != null ? tileConnectionGridCell.ForwardNeighbour.TileConnectionStack : tileConnectionGridCell.BackNeighbour.TileConnectionStack;
}
else
if (tileConnectionGridCell.ForwardNeighbour != null)
{
firstNeighbour = tileConnectionGridCell.ForwardNeighbour.TileConnectionStack;
secondNeighbour = tileConnectionGridCell.RightNeighbour != null ? tileConnectionGridCell.RightNeighbour.TileConnectionStack : tileConnectionGridCell.LeftNeighbour.TileConnectionStack;
}
else
{
firstNeighbour = tileConnectionGridCell.BackNeighbour.TileConnectionStack;
secondNeighbour = tileConnectionGridCell.RightNeighbour != null ? tileConnectionGridCell.RightNeighbour.TileConnectionStack : tileConnectionGridCell.LeftNeighbour.TileConnectionStack;
}
Vector3 tileLook, tileRight;
tileLook = firstNeighbour.GetNormalizedBasePositionConnectionVectorTo(tileConnectionStack);
tileRight = tileConnectionStack.GetNormalizedBasePositionConnectionVectorTo(secondNeighbour);
Vector3 tileUp = Vector3.Cross(tileLook, tileRight);
if (Vector3.Dot(tileUp, extensionPlane.normal) < 0.0f)
{
tileLook = -tileRight;
}
if (usingSprites)
{
return(yAxisRotation * Quaternion.LookRotation(extensionPlane.normal, tileLook));
}
return(yAxisRotation * Quaternion.LookRotation(tileLook, extensionPlane.normal));
}
}
