public Transform[,] GenerateTiles()
{
this.mapSettings = Constants.MapSettings;
// calculate how many tiles of each kind are required
int numOfTiles = mapSettings.MapSize.X * mapSettings.MapSize.Y;
float sum = mapSettings.CalculateTilesSum();
if (sum <= 0)
{
throw new InvalidOperationException("There are no tile types specified. Unable to create map");
}
int water = (int)(mapSettings.WaterPercent / sum * numOfTiles);
int grass = (int)(mapSettings.GrassPercent / sum * numOfTiles);
int desert = (int)(mapSettings.DesertPercent / sum * numOfTiles);
int mountain = (int)(mapSettings.MountainPercent / sum * numOfTiles);
int forest = (int)(mapSettings.ForestPercent / sum * numOfTiles);
// fix possible rounding error
if (numOfTiles != (water + grass + desert + mountain + forest))
{
water = numOfTiles - (grass + desert + mountain + forest);
// TODO : can water be negativ?
}
// add all tiles to a list
List <Transform> transforms = CreateListOfAllTiles(water, grass, desert, mountain, forest);
// shuffle the list of tiles
ShuffleList(transforms);
// creat an array of random tiles
Transform[,] tiles = ConverToArray(transforms);
return(tiles);
}
public void AllTileTypesNull()
{
MapSettings[] settings = new MapSettings[]
{
CreateSettings(50, 50, 0, 0, 0, 0, 0),
};
int[][] tilesExpected = new int[][]
{
new int[] { 20, 20, 20, 20, 20 },
};
Assert.Throws <InvalidOperationException>(() => ExecuteTest(settings, tilesExpected));
}
private static MapSettings CreateSettings(int x, int y, float water, float grass, float desert, float mountain, float forest)
{
MapSettings settings = new MapSettings();
settings.MapSize = new Coord(x, y);
settings.WaterPercent = water;
settings.GrassPercent = grass;
settings.DesertPercent = desert;
settings.MountainPercent = mountain;
settings.ForestPercent = forest;
return(settings);
}
public void GenerateLargeMaps()
{
MapSettings[] settings = new MapSettings[]
{
CreateSettings(100, 100, 1, 1, 1, 1, 1),
CreateSettings(100, 1, 1, 1, 1, 1, 1),
CreateSettings(1, 100, 1, 1, 1, 1, 1),
};
int[][] tilesExpected = new int[][]
{
new int[] { 2000, 2000, 2000, 2000, 2000 },
new int[] { 20, 20, 20, 20, 20 },
new int[] { 20, 20, 20, 20, 20 },
};
ExecuteTest(settings, tilesExpected);
}
public void GenerateThreeTerrains()
{
MapSettings[] settings = new MapSettings[]
{
CreateSettings(10, 10, 1, 1, 1, 0, 0),
CreateSettings(10, 10, 0, 1, 1, 1, 0),
CreateSettings(10, 10, 0, 0, 1, 1, 1),
CreateSettings(10, 10, 1, 0, 0, 1, 1),
CreateSettings(10, 10, 1, 1, 0, 0, 1)
};
int[][] tilesExpected = new int[][]
{
new int[] { 34, 33, 33, 0, 0 },
new int[] { 1, 33, 33, 33, 0 },
new int[] { 1, 0, 33, 33, 33 },
new int[] { 34, 0, 0, 33, 33 },
new int[] { 34, 33, 0, 0, 33 },
};
ExecuteTest(settings, tilesExpected);
}
public void GenerateTwoTerrains()
{
MapSettings[] settings = new MapSettings[]
{
CreateSettings(10, 10, 1, 1, 0, 0, 0),
CreateSettings(10, 10, 0, 1, 1, 0, 0),
CreateSettings(10, 10, 0, 0, 1, 1, 0),
CreateSettings(10, 10, 0, 0, 0, 1, 1),
CreateSettings(10, 10, 1, 0, 0, 0, 1)
};
int[][] tilesExpected = new int[][]
{
new int[] { 50, 50, 0, 0, 0 },
new int[] { 0, 50, 50, 0, 0 },
new int[] { 0, 0, 50, 50, 0 },
new int[] { 0, 0, 0, 50, 50 },
new int[] { 50, 0, 0, 0, 50 },
};
ExecuteTest(settings, tilesExpected);
}
