public static void StartNew(Map[] maps, GameInitializationConfig config, IList <Civilization> civilizations,
IPlayer localPlayer)
{
_instance = new Game(maps, config.Rules, civilizations, new Options(config), config.RuleSet.Paths, (DifficultyType)config.DifficultlyLevel, localPlayer);
_instance.StartNextTurn();
}
public static Task <Map[]> GenerateMap(GameInitializationConfig config)
{
return(Task.Run(() =>
{
var secondaryMaps = config.Rules.Maps;
var area = config.WorldSize;
var maps = new Map[secondaryMaps?.Length ?? 0 + 1];
var width = area[0];
var height = area[1];
var mainMap = new Map(config.FlatWorld, 0)
{
XDim = width,
YDim = height,
ResourceSeed = config.ResourceSeed ?? config.Random.Next(64),
Tile = new Tile[width, height]
};
var terrains = config.Rules.Terrains;
var index = 0;
var yMax = mainMap.Tile.GetLength(1) - 1;
var land = new List <Tile>();
if (config.TerrainData != null)
{
for (int y = 0; y < mainMap.Tile.GetLength(1); y++)
{
var odd = y % 2;
for (int x = 0; x < mainMap.Tile.GetLength(0); x++)
{
var terra = config.TerrainData[index++];
var tile = new Tile(2 * x + odd, y, terrains[0][terra & 0xF], mainMap.ResourceSeed, mainMap)
{
River = terra > 100,
Visibility = new bool[config.NumberOfCivs + 1]
};
if (tile.Type != TerrainType.Ocean)
{
land.Add(tile);
}
mainMap.Tile[x, y] = tile;
}
}
if (!config.FlatWorld)
{
var ocean = terrains[0][(int)TerrainType.Ocean];
var arctic = terrains[0][(int)TerrainType.Glacier];
for (int x = 0; x < mainMap.Tile.GetLength(0); x++)
{
if (mainMap.Tile[x, 0].Terrain == ocean)
{
mainMap.Tile[x, 0].Terrain = arctic;
}
if (mainMap.Tile[x, yMax].Terrain == ocean)
{
mainMap.Tile[x, yMax].Terrain = arctic;
}
}
}
mainMap.NormalizeIslands();
}
else
{
var remainingTiles = new HashSet <Tile>();
var ocean = terrains[0][(int)TerrainType.Ocean];
var arctic = terrains[0][(int)TerrainType.Glacier];
for (int y = 0; y < mainMap.Tile.GetLength(1); y++)
{
var odd = y % 2;
var defaultTerrain = config.FlatWorld || (y > 0 && y < yMax) ? ocean : arctic;
for (int x = 0; x < mainMap.Tile.GetLength(0); x++)
{
var tile = new Tile(2 * x + odd, y, defaultTerrain, mainMap.ResourceSeed, mainMap)
{
Island = -1,
Visibility = new bool[config.NumberOfCivs + 1]
};
remainingTiles.Add(tile);
mainMap.Tile[x, y] = tile;
}
}
var landRequired = config.PropLand switch
{
0 => (area[0] * area[1]) / 6,
1 => (area[0] * area[1]) / 4,
_ => (area[0] * area[1]) / 2
};
var landUsed = 0;
var minIslandSize = 3;
var maxIslandSize = 30;
var grassland = terrains[0][(int)TerrainType.Grassland];
var continents = 0;
var oceans = new List <Tile>();
var islands = new List <IslandDetails>();
while (landUsed < landRequired && remainingTiles.Count > 0)
{
var candidate = config.Random.ChooseFrom <Tile>(remainingTiles);
remainingTiles.Remove(candidate);
land.Add(candidate);
var edgeSet = new HashSet <Tile>();
candidate.Terrain = grassland;
var island = new IslandDetails {
Tiles = { candidate }
};
islands.Add(island);
var size = config.Random.Next(minIslandSize, maxIslandSize);
foreach (var tile in mainMap.DirectNeighbours(candidate))
{
if (tile.Island != -1)
{
continue;
}
edgeSet.Add(tile);
remainingTiles.Remove(tile);
tile.Island = 0;
}
while (island.Tiles.Count < size && edgeSet.Count > 0)
{
var choice = config.Random.ChooseFrom(edgeSet);
island.Tiles.Add(choice);
land.Add(choice);
choice.Island = candidate.Island;
choice.Terrain = grassland;
foreach (var tile in mainMap.DirectNeighbours(choice))
{
if (tile.Island != -1 || !remainingTiles.Contains(tile))
{
continue;
}
edgeSet.Add(tile);
remainingTiles.Remove(tile);
tile.Island = 0;
}
}
if (edgeSet.Count > 0)
{
oceans.AddRange(edgeSet);
foreach (var neighbour in edgeSet.SelectMany(tile =>
mainMap.DirectNeighbours(tile).Where(n =>
n.Island == -1 && mainMap.Neighbours(n).Any(t => t.Type != TerrainType.Ocean))))
{
remainingTiles.Remove(neighbour);
neighbour.Island = 0;
oceans.Add(neighbour);
}
}
landUsed += island.Tiles.Count;
}
oceans.AddRange(remainingTiles);
mainMap.Islands = islands;
mainMap.RenumberIslands();
mainMap.RenumberOceans(oceans);
}
mainMap.CalculateFertility(terrains[0], land);
maps[0] = mainMap;
return maps;
}));
}
