public void Init(TilePropagator propagator)
{
tileSet = propagator.CreateTileSet(Tiles);
endPointTileSet = EndPointTiles != null?propagator.CreateTileSet(EndPointTiles) : null;
graph = PathConstraintUtils.CreateGraph(propagator.Topology);
}
public void Init(TilePropagator propagator)
{
pathTileSet = propagator.CreateTileSet(Exits.Keys);
endPointTileSet = EndPointTiles != null?propagator.CreateTileSet(EndPointTiles) : null;
graph = CreateEdgedGraph(propagator.Topology);
var tileRotation = TileRotation ?? new TileRotation();
actualExits = new Dictionary <Tile, ISet <Direction> >();
foreach (var kv in Exits)
{
foreach (var rot in tileRotation.RotationGroup)
{
if (tileRotation.Rotate(kv.Key, rot, out var rtile))
{
Direction Rotate(Direction d)
{
return(TopoArrayUtils.RotateDirection(propagator.Topology.Directions, d, rot));
}
var rexits = new HashSet <Direction>(kv.Value.Select(Rotate));
actualExits[rtile] = rexits;
}
}
}
tilesByExit = actualExits
.SelectMany(kv => kv.Value.Select(e => Tuple.Create(kv.Key, e)))
.GroupBy(x => x.Item2, x => x.Item1)
.ToDictionary(g => g.Key, propagator.CreateTileSet);
}
public SelectedTracker(TilePropagator tilePropagator, WavePropagator wavePropagator, TileModelMapping tileModelMapping, TilePropagatorTileSet tileSet)
{
this.tilePropagator = tilePropagator;
this.wavePropagator = wavePropagator;
this.tileModelMapping = tileModelMapping;
this.tileSet = tileSet;
patternCounts = new int[tilePropagator.Topology.IndexCount];
}
internal SelectedChangeTracker(TilePropagator tilePropagator, WavePropagator wavePropagator, TileModelMapping tileModelMapping, TilePropagatorTileSet tileSet, IQuadstateChanged onChange)
{
this.tilePropagator = tilePropagator;
this.wavePropagator = wavePropagator;
this.tileModelMapping = tileModelMapping;
this.tileSet = tileSet;
this.onChange = onChange;
patternCounts = new int[tilePropagator.Topology.IndexCount];
values = new Quadstate[tilePropagator.Topology.IndexCount];
}
public void Init(TilePropagator propagator)
{
if (propagator.Topology.Directions.Type != Topo.DirectionSetType.Cartesian2d &&
propagator.Topology.Directions.Type != Topo.DirectionSetType.Cartesian3d)
{
// This wouldn't be that hard to fix
throw new Exception("MaxConsecutiveConstraint only supports cartesian topologies.");
}
tileSet = propagator.CreateTileSet(Tiles);
}
public void Init(TilePropagator propagator)
{
var oddPathTiles = PathSpec.Exits.Where(x => x.Value.Count() % 2 == 1).Select(x => x.Key).ToList();
oddPathTilesSet = propagator.CreateTileSet(oddPathTiles);
oddPathTracker = oddPathTiles.Count > 0 ? propagator.CreateSelectedTracker(oddPathTilesSet) : null;
pathView = (EdgedPathView)PathSpec.MakeView(propagator);
this.propagator = propagator;
this.topology = propagator.Topology;
}
public void Init(TilePropagator propagator)
{
var topology = propagator.Topology as GridTopology;
if (topology == null ||
topology.Directions.Type != Topo.DirectionSetType.Cartesian2d &&
topology.Directions.Type != Topo.DirectionSetType.Cartesian3d)
{
// This wouldn't be that hard to fix
throw new Exception("MaxConsecutiveConstraint only supports cartesian topologies.");
}
tileSet = propagator.CreateTileSet(Tiles);
selectedTracker = propagator.CreateSelectedTracker(tileSet);
}
public void Init(TilePropagator propagator)
{
ISet <Tile> actualEndPointTiles;
if (TileRotation != null)
{
actualExits = new Dictionary <Tile, ISet <Direction> >();
foreach (var kv in Exits)
{
foreach (var rot in TileRotation.RotationGroup)
{
if (TileRotation.Rotate(kv.Key, rot, out var rtile))
{
Direction Rotate(Direction d)
{
return(TopoArrayUtils.RotateDirection(propagator.Topology.AsGridTopology().Directions, d, rot));
}
var rexits = new HashSet <Direction>(kv.Value.Select(Rotate));
actualExits[rtile] = rexits;
}
}
}
actualEndPointTiles = EndPointTiles == null ? null : new HashSet <Tile>(TileRotation.RotateAll(EndPointTiles));
}
else
{
actualExits = Exits;
actualEndPointTiles = EndPointTiles;
}
pathTileSet = propagator.CreateTileSet(Exits.Keys);
pathSelectedTracker = propagator.CreateSelectedTracker(pathTileSet);
endPointTileSet = EndPointTiles != null?propagator.CreateTileSet(actualEndPointTiles) : null;
endPointSelectedTracker = EndPointTiles != null?propagator.CreateSelectedTracker(endPointTileSet) : null;
graph = CreateEdgedGraph(propagator.Topology);
tilesByExit = actualExits
.SelectMany(kv => kv.Value.Select(e => Tuple.Create(kv.Key, e)))
.GroupBy(x => x.Item2, x => x.Item1)
.ToDictionary(g => g.Key, propagator.CreateTileSet);
trackerByExit = tilesByExit
.ToDictionary(kv => kv.Key, kv => propagator.CreateSelectedTracker(kv.Value));
Check(propagator, true);
}
public void Init(TilePropagator propagator)
{
tileset = propagator.CreateTileSet(Tiles);
nearbyTracker = new NearbyTracker {
MinDistance = MinDistance, Topology = propagator.Topology
};
changeTracker = propagator.CreateSelectedChangeTracker(tileset, nearbyTracker);
// Review the initial state
foreach (var index in propagator.Topology.GetIndices())
{
if (changeTracker.GetTristate(index).IsYes())
{
nearbyTracker.VisitNearby(index, false);
}
}
Check(propagator);
}
public Point GetRandomPoint(TilePropagator propagator, TilePropagatorTileSet tileSet)
{
var topology = propagator.Topology;
var points = new List <Point>();
for (var z = 0; z < topology.Depth; z++)
{
for (var y = 0; y < topology.Height; y++)
{
for (var x = 0; x < topology.Width; x++)
{
if (topology.Mask != null)
{
var index = topology.GetIndex(x, y, z);
if (!topology.Mask[index])
{
continue;
}
}
propagator.GetBannedSelected(x, y, z, tileSet, out var isBanned, out var _);
if (isBanned)
{
continue;
}
points.Add(new Point(x, y, z));
}
}
}
// Choose a random point to select
if (points.Count == 0)
{
throw new System.Exception($"No legal placement of {tileSet}");
}
var i = (int)(propagator.RandomDouble() * points.Count);
return(points[i]);
}
public PathView(PathSpec spec, TilePropagator propagator)
{
if (spec.TileRotation != null)
{
tiles = new HashSet <Tile>(spec.TileRotation.RotateAll(spec.Tiles));
endPointTiles = spec.RelevantTiles == null ? null : new HashSet <Tile>(spec.TileRotation.RotateAll(spec.RelevantTiles));
}
else
{
tiles = spec.Tiles;
endPointTiles = spec.RelevantTiles;
}
tileSet = propagator.CreateTileSet(tiles);
selectedTracker = propagator.CreateSelectedTracker(tileSet);
Graph = PathConstraintUtils.CreateGraph(propagator.Topology);
this.propagator = propagator;
CouldBePath = new bool[propagator.Topology.IndexCount];
MustBePath = new bool[propagator.Topology.IndexCount];
hasEndPoints = spec.RelevantCells != null || spec.RelevantTiles != null;
if (hasEndPoints)
{
CouldBeRelevant = new bool[propagator.Topology.IndexCount];
MustBeRelevant = new bool[propagator.Topology.IndexCount];
endPointIndices = spec.RelevantCells == null ? null :
spec.RelevantCells.Select(p => propagator.Topology.GetIndex(p.X, p.Y, p.Z)).ToList();
endPointTileSet = spec.RelevantTiles != null?propagator.CreateTileSet(endPointTiles) : null;
endPointSelectedTracker = spec.RelevantTiles != null?propagator.CreateSelectedTracker(endPointTileSet) : null;
}
else
{
CouldBeRelevant = CouldBePath;
MustBeRelevant = MustBePath;
endPointTileSet = tileSet;
}
}
public void Init(TilePropagator propagator)
{
ISet <Tile> actualTiles;
ISet <Tile> actualEndPointTiles;
if (TileRotation != null)
{
actualTiles = new HashSet <Tile>(TileRotation.RotateAll(Tiles));
actualEndPointTiles = EndPointTiles == null ? null : new HashSet <Tile>(TileRotation.RotateAll(EndPointTiles));
}
else
{
actualTiles = Tiles;
actualEndPointTiles = EndPointTiles;
}
tileSet = propagator.CreateTileSet(actualTiles);
selectedTracker = propagator.CreateSelectedTracker(tileSet);
endPointTileSet = EndPointTiles != null?propagator.CreateTileSet(actualEndPointTiles) : null;
endPointSelectedTracker = EndPointTiles != null?propagator.CreateSelectedTracker(endPointTileSet) : null;
graph = PathConstraintUtils.CreateGraph(propagator.Topology);
}
public void Init(TilePropagator propagator)
{
tileSet = propagator.CreateTileSet(Tiles);
countTracker = new CountTracker(propagator.Topology);
selectedChangeTracker = propagator.CreateSelectedChangeTracker(tileSet, countTracker);
if (Eager)
{
// Naive implementation
/*
* // Pick Count random indices
* var topology = propagator.Topology;
* var pickedIndices = new List<int>();
* var remainingIndices = new List<int>(topology.Indicies);
* for (var c = 0; c < Count; c++)
* {
* var pickedIndexIndex = (int)(propagator.RandomDouble() * remainingIndices.Count);
* pickedIndices.Add(remainingIndices[pickedIndexIndex]);
* remainingIndices[pickedIndexIndex] = remainingIndices[remainingIndices.Count - 1];
* remainingIndices.RemoveAt(remainingIndices.Count - 1);
* }
* // Ban or select tiles to ensure an appropriate count
* if(Comparison == CountComparison.AtMost || Comparison == CountComparison.Exactly)
* {
* foreach (var i in remainingIndices)
* {
* topology.GetCoord(i, out var x, out var y, out var z);
* propagator.Ban(x, y, z, tileSet);
* }
* }
* if (Comparison == CountComparison.AtLeast || Comparison == CountComparison.Exactly)
* {
* foreach (var i in pickedIndices)
* {
* topology.GetCoord(i, out var x, out var y, out var z);
* propagator.Select(x, y, z, tileSet);
* }
* }
*/
var topology = propagator.Topology;
var width = topology.Width;
var height = topology.Height;
var depth = topology.Depth;
var pickedIndices = new List <int>();
var remainingIndices = new List <int>(topology.GetIndices());
while (true)
{
var noCount = 0;
var yesCount = 0;
var maybeList = new List <int>();
for (var z = 0; z < depth; z++)
{
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var index = topology.GetIndex(x, y, z);
if (topology.ContainsIndex(index))
{
var selected = selectedChangeTracker.GetQuadstate(index);
if (selected.IsNo())
{
noCount++;
}
if (selected.IsMaybe())
{
maybeList.Add(index);
}
if (selected.IsYes())
{
yesCount++;
}
}
}
}
}
var maybeCount = maybeList.Count;
if (Comparison == CountComparison.AtMost)
{
if (yesCount > Count)
{
// Already got too many, just fail
propagator.SetContradiction();
return;
}
if (yesCount == Count)
{
// We've reached the limit, ban any more and exit
Check(propagator);
return;
}
var pickedIndex = maybeList[(int)(propagator.RandomDouble() * maybeList.Count)];
topology.GetCoord(pickedIndex, out var x, out var y, out var z);
propagator.Select(x, y, z, tileSet);
}
else if (Comparison == CountComparison.AtLeast || Comparison == CountComparison.Exactly)
{
if (yesCount + maybeCount < Count)
{
// Already got too few, just fail
propagator.SetContradiction();
return;
}
if (yesCount + maybeCount == Count)
{
// We've reached the limit, ban any more and exit
Check(propagator);
return;
}
var pickedIndex = maybeList[(int)(propagator.RandomDouble() * maybeList.Count)];
topology.GetCoord(pickedIndex, out var x, out var y, out var z);
propagator.Ban(x, y, z, tileSet);
}
}
}
}
public EdgedPathView(EdgedPathSpec spec, TilePropagator propagator)
{
if (spec.TileRotation != null)
{
exits = new Dictionary <Tile, ISet <Direction> >();
foreach (var kv in spec.Exits)
{
foreach (var rot in spec.TileRotation.RotationGroup)
{
if (spec.TileRotation.Rotate(kv.Key, rot, out var rtile))
{
Direction Rotate(Direction d)
{
return(TopoArrayUtils.RotateDirection(propagator.Topology.AsGridTopology().Directions, d, rot));
}
var rexits = new HashSet <Direction>(kv.Value.Select(Rotate));
exits[rtile] = rexits;
}
}
}
endPointTiles = spec.RelevantTiles == null ? null : new HashSet <Tile>(spec.TileRotation.RotateAll(spec.RelevantTiles));
}
else
{
exits = spec.Exits;
endPointTiles = spec.RelevantTiles;
}
pathTileSet = propagator.CreateTileSet(exits.Keys);
pathSelectedTracker = propagator.CreateSelectedTracker(pathTileSet);
Graph = CreateEdgedGraph(propagator.Topology);
this.propagator = propagator;
this.topology = propagator.Topology;
var nodesPerIndex = GetNodesPerIndex();
CouldBePath = new bool[propagator.Topology.IndexCount * nodesPerIndex];
MustBePath = new bool[propagator.Topology.IndexCount * nodesPerIndex];
tileSetByExit = exits
.SelectMany(kv => kv.Value.Select(e => Tuple.Create(kv.Key, e)))
.GroupBy(x => x.Item2, x => x.Item1)
.ToDictionary(g => g.Key, propagator.CreateTileSet);
trackerByExit = tileSetByExit
.ToDictionary(kv => kv.Key, kv => propagator.CreateSelectedTracker(kv.Value));
hasEndPoints = spec.RelevantCells != null || spec.RelevantTiles != null;
if (hasEndPoints)
{
CouldBeRelevant = new bool[propagator.Topology.IndexCount * nodesPerIndex];
MustBeRelevant = new bool[propagator.Topology.IndexCount * nodesPerIndex];
endPointIndices = spec.RelevantCells == null ? null :
spec.RelevantCells.Select(p => propagator.Topology.GetIndex(p.X, p.Y, p.Z)).ToList();
endPointTileSet = endPointTiles != null?propagator.CreateTileSet(endPointTiles) : null;
endPointSelectedTracker = endPointTiles != null?propagator.CreateSelectedTracker(endPointTileSet) : null;
}
else
{
CouldBeRelevant = CouldBePath;
MustBeRelevant = MustBePath;
endPointTileSet = pathTileSet;
}
}
public void Init(TilePropagator propagator)
{
tileSet = propagator.CreateTileSet(Tiles);
graph = PathConstraintUtils.CreateGraph(propagator.Topology);
}
