private void PropagateNeighbours(VectorPair propagatePair)
{
var possibleValuesAtNeighbour = outputGrid.GetPossibleValuesForPositon(propagatePair.CellToPropagatePosition);
int startCount = possibleValuesAtNeighbour.Count();
RemoverImpossibleNeighbours(propagatePair, possibleValuesAtNeighbour);
int newPossiblePatternCount = possibleValuesAtNeighbour.Count;
propagationHelper.AnalyzePropagatonResults(propagatePair, startCount, newPossiblePatternCount);
}
private void ProcessCells(VectorPair propagatePair)
{
if (outputGrid.CheckIfCellIsCollapsed(propagatePair.CellToPropagatePosition))
{
propagationHelper.EnqueueUncollapsedNeighbours(propagatePair);
}
else
{
PropagateNeighbours(propagatePair);
}
}
private void RemoverImpossibleNeighbours(VectorPair propagatePair, HashSet <int> possibleValuesAtNeighbour)
{
HashSet <int> possibleIndices = new HashSet <int>();
foreach (var patternIndexAtBase in outputGrid.GetPossibleValuesForPositon(propagatePair.BaseCellPosition))
{
var possibleNeighborusForBase = patternManager.GetPossibleNeighboursForPatternInDIrection(patternIndexAtBase, propagatePair.DiectionFromBase);
possibleIndices.UnionWith(possibleNeighborusForBase);
}
possibleValuesAtNeighbour.IntersectWith(possibleIndices);
}
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());
}
