public static List <Board> getBiomeConfigurationsRecursive(Stack <HexagonalCoordinate> coordinates, TileCounts tileCounts, Board currentState)
{
if (coordinates.Count == 0)
{
return(new List <Board> {
currentState
});
}
List <Board> toReturn = new List <Board>();
HexagonalCoordinate nextCoordinate = coordinates.Pop();
if (tileCounts.clay > 0)
{
Board?nextState = getNextValidState(Tile.CLAY, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(new Stack <HexagonalCoordinate>(coordinates), tileCounts.removeClay(), nextState));
}
}
if (tileCounts.wood > 0)
{
Board?nextState = getNextValidState(Tile.WOOD, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(new Stack <HexagonalCoordinate>(coordinates), tileCounts.removeWood(), nextState));
}
}
if (tileCounts.wheat > 0)
{
Board?nextState = getNextValidState(Tile.WHEAT, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(new Stack <HexagonalCoordinate>(coordinates), tileCounts.removeWheat(), nextState));
}
}
if (tileCounts.sheep > 0)
{
Board?nextState = getNextValidState(Tile.SHEEP, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(new Stack <HexagonalCoordinate>(coordinates), tileCounts.removeSheep(), nextState));
}
}
if (tileCounts.stone > 0)
{
Board?nextState = getNextValidState(Tile.STONE, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(new Stack <HexagonalCoordinate>(coordinates), tileCounts.removeStone(), nextState));
}
}
if (tileCounts.desert > 0)
{
Board?nextState = getNextValidState(Tile.DESERT, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(new Stack <HexagonalCoordinate>(coordinates), tileCounts.removeDesert(), nextState));
}
}
return(toReturn);
}
public static List <Board> getBiomeConfigurationsRecursive(int currentIndex, int maxIndex, TileCounts tileCounts, Board currentState)
{
if (currentIndex == maxIndex)
{
return(new List <Board> {
currentState
});
}
List <Board> toReturn = new List <Board>();
HexagonalCoordinate nextCoordinate = Board.indexToCoordinate(currentIndex);
if (tileCounts.clay > 0)
{
Board?nextState = getNextValidState(Tile.CLAY, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(currentIndex + 1, maxIndex, tileCounts.removeClay(), nextState));
}
}
if (tileCounts.wood > 0)
{
Board?nextState = getNextValidState(Tile.WOOD, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(currentIndex + 1, maxIndex, tileCounts.removeWood(), nextState));
}
}
if (tileCounts.wheat > 0)
{
Board?nextState = getNextValidState(Tile.WHEAT, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(currentIndex + 1, maxIndex, tileCounts.removeWheat(), nextState));
}
}
if (tileCounts.sheep > 0)
{
Board?nextState = getNextValidState(Tile.SHEEP, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(currentIndex + 1, maxIndex, tileCounts.removeSheep(), nextState));
}
}
if (tileCounts.stone > 0)
{
Board?nextState = getNextValidState(Tile.STONE, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(currentIndex + 1, maxIndex, tileCounts.removeStone(), nextState));
}
}
if (tileCounts.desert > 0)
{
Board?nextState = getNextValidState(Tile.DESERT, nextCoordinate, currentState);
if (nextState != null)
{
toReturn.AddRange(getBiomeConfigurationsRecursive(currentIndex + 1, maxIndex, tileCounts.removeDesert(), nextState));
}
}
return(toReturn);
}
