public static CombinationTable.Combination FindPossibleCombination(Rail.JunctionPiece Piece, Body Entity)
{
if (Entity is RailEntity)
{
var baseJunction = (Entity as RailEntity).GetPiece();
var basePiece = Rail.RailLibrary.GetRailPiece(baseJunction.RailPiece);
var relativeOrientation = Rail.OrientationHelper.Relative(baseJunction.Orientation, Piece.Orientation);
if (basePiece.Name == Piece.RailPiece && relativeOrientation == PieceOrientation.North)
{
return new CombinationTable.Combination
{
Result = basePiece.Name,
ResultRelativeOrientation = PieceOrientation.North
}
}
;
var matchingCombination = RailLibrary.CombinationTable.FindCombination(
basePiece.Name, Piece.RailPiece, relativeOrientation);
return(matchingCombination);
}
return(null);
}
public static bool CanPlace(WorldManager World, RailEntity PreviewEntity)
{
// Todo: Make sure this uses BuildObjectTool.IsValidPlacement to enforce building rules.
var junctionPiece = PreviewEntity.GetPiece();
var actualPosition = PreviewEntity.GetContainingVoxel();
if (!actualPosition.IsValid)
{
return(false);
}
if (!actualPosition.IsEmpty)
{
return(false);
}
if (actualPosition.Coordinate.Y == 0)
{
return(false); // ???
}
var voxelUnder = VoxelHelpers.GetVoxelBelow(actualPosition);
if (voxelUnder.IsEmpty)
{
return(false);
}
var box = actualPosition.GetBoundingBox().Expand(-0.2f);
foreach (var entity in World.EnumerateIntersectingObjects(box, CollisionType.Static))
{
if ((entity as GameComponent).IsDead)
{
continue;
}
if (Object.ReferenceEquals(entity, PreviewEntity))
{
continue;
}
if (Object.ReferenceEquals(entity.GetRoot(), PreviewEntity.GetRoot()))
{
continue;
}
if (entity is GenericVoxelListener)
{
continue;
}
if (entity is WorkPile)
{
continue;
}
if (entity is Health)
{
continue;
}
if (entity is CraftDetails)
{
continue;
}
if (entity is SimpleSprite)
{
continue;
}
if (FindPossibleCombination(junctionPiece, entity).HasValue(out var possibleCombination))
{
var combinedPiece = new Rail.JunctionPiece
{
RailPiece = possibleCombination.Result,
Orientation = Rail.OrientationHelper.Rotate((entity as RailEntity).GetPiece().Orientation, (int)possibleCombination.ResultRelativeOrientation),
};
PreviewEntity.UpdatePiece(combinedPiece, PreviewEntity.GetContainingVoxel());
return(true);
}
if (Debugger.Switches.DrawToolDebugInfo)
{
Drawer3D.DrawBox(box, Color.Yellow, 0.2f, false);
}
World.UserInterface.ShowTooltip(String.Format("Can't place {0}. Entity in the way: {1}", junctionPiece.RailPiece, entity.ToString()));
return(false);
}
return(true);
}
public static MaybeNull <CombinationTable.Combination> FindPossibleCombination(Rail.JunctionPiece Piece, GameComponent Entity)
{
if (Entity is RailEntity)
{
var baseJunction = (Entity as RailEntity).GetPiece();
if (Library.GetRailPiece(baseJunction.RailPiece).HasValue(out var basePiece))
{
var relativeOrientation = Rail.OrientationHelper.Relative(baseJunction.Orientation, Piece.Orientation);
if (basePiece.Name == Piece.RailPiece && relativeOrientation == PieceOrientation.North)
{
return new CombinationTable.Combination
{
Result = basePiece.Name,
ResultRelativeOrientation = PieceOrientation.North
}
}
;
var matchingCombination = Library.FindRailCombination(basePiece.Name, Piece.RailPiece, relativeOrientation);
return(matchingCombination);
}
}
return(null);
}
public static bool CanPlace(GameMaster Player, RailEntity PreviewEntity)
{
// Todo: Make sure this uses BuildObjectTool.IsValidPlacement to enforce building rules.
var junctionPiece = PreviewEntity.GetPiece();
var actualPosition = PreviewEntity.GetContainingVoxel();
if (!actualPosition.IsValid)
{
return(false);
}
if (!actualPosition.IsEmpty)
{
return(false);
}
if (actualPosition.Coordinate.Y == 0)
{
return(false); // ???
}
var local = actualPosition.Coordinate.GetLocalVoxelCoordinate();
var voxelUnder = new VoxelHandle(actualPosition.Chunk, new LocalVoxelCoordinate(local.X, local.Y - 1, local.Z));
if (voxelUnder.IsEmpty)
{
return(false);
}
foreach (var entity in Player.World.EnumerateIntersectingObjects(actualPosition.GetBoundingBox().Expand(-0.2f), CollisionType.Static))
{
if ((entity as GameComponent).IsDead)
{
continue;
}
if (Object.ReferenceEquals(entity, PreviewEntity))
{
continue;
}
if (entity is GenericVoxelListener)
{
continue;
}
if (entity is WorkPile)
{
continue;
}
var possibleCombination = FindPossibleCombination(junctionPiece, entity);
if (possibleCombination != null)
{
var combinedPiece = new Rail.JunctionPiece
{
RailPiece = possibleCombination.Result,
Orientation = Rail.OrientationHelper.Rotate((entity as RailEntity).GetPiece().Orientation, (int)possibleCombination.ResultRelativeOrientation),
};
PreviewEntity.UpdatePiece(combinedPiece, PreviewEntity.GetContainingVoxel());
return(true);
}
if (Debugger.Switches.DrawBoundingBoxes)
{
Drawer3D.DrawBox(entity.GetBoundingBox(), Color.Yellow, 0.1f, false);
Player.World.ShowTooltip(String.Format("Can't place {0}. Entity in the way: {1}", junctionPiece.RailPiece, entity.ToString()));
}
return(false);
}
return(true);
}