public CoreSolver(OutputGrid outputGrid, PatternManager patternManager)
{
this.outputGrid = outputGrid;
this.patternManager = patternManager;
coreHelper = new CoreHelper(this.patternManager);
this.propagationHelper = new PropagationHelper(this.outputGrid, this.coreHelper);
}
public float CalculateEntropy(Vector2Int position, OutputGrid outputGrid)
{
float sum = 0;
foreach (var possibleIndex in outputGrid.GetPossibleValuesForPositon(position))
{
sum += patternManager.GetPatternFrequencyLog2(possibleIndex);
}
return(totalFrequencyLog - (sum / totalFrequenc));
}
public bool CheckCellSolutionForCollision(Vector2Int cellCoordinates, OutputGrid outputGrid)
{
foreach (var neighbour in Create4DirectionNeighbours(cellCoordinates))
{
if (outputGrid.CheckIfValidPosition(neighbour.CellToPropagatePosition) == false)
{
continue;
}
HashSet <int> possibleIndices = new HashSet <int>();
foreach (var patternIndexAtNeighbour in outputGrid.GetPossibleValueForPossition(neighbour.CellToPropagatePosition))
{
var possibleNeighboursForBase = patternManager.GetPossibleNeighboursForPatternInDirection(patternIndexAtNeighbour, neighbour.DirectionFromBase.GetOppositeDirectionTo());
possibleIndices.UnionWith(possibleNeighboursForBase);
}
if (possibleIndices.Contains(outputGrid.GetPossibleValueForPossition(cellCoordinates).First()) == false)
{
return(true);
}
}
return(false);
}
public List <VectorPair> CheckIfNeighboursAreCollapsed(VectorPair pairToCheck, OutputGrid outputgrid)
{
return(Create4DirectionNeighbours(pairToCheck.CellToPropagatePosition, pairToCheck.BaseCellPosition)
.Where(x => outputgrid.CheckIfValidPosition(x.CellToPropagatePosition) && outputgrid.CheckIfCellIsCollapsed(x.CellToPropagatePosition) == false)
.ToList());
}
public WFCCore(int outputWidth, int outputHeight, PatternManager patternManager, int maxIterations)
{
this.outputGrid = new OutputGrid(outputWidth, outputHeight, patternManager.GetNumberOfPatterns());
this.patternManager = patternManager;
this.maxIterations = maxIterations;
}