public static TileType[,] CreateRegion(int width, int height)
{
TileType[,] map = new TileType[width, height];
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
map[x, y] = TileType.Water;
}
}
Perlin perlinNoise = new Perlin(width, height, 8, 0);
double[,] perlinMap = perlinNoise.GetPerlinNoiseArray();
double max = 0;
double min = 10100000;
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
if (perlinMap[x, y] > max)
{
max = perlinMap[x, y];
}
if (perlinMap[x, y] < min)
{
min = perlinMap[x, y];
}
}
}
double newMax = 0;
double newMin = 12;
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
perlinMap[x, y] = (perlinMap[x, y] - min) / (max - min);
if (perlinMap[x, y] > newMax)
{
newMax = perlinMap[x, y];
}
if (perlinMap[x, y] < newMin)
{
newMin = perlinMap[x, y];
}
}
}
List <Vector2> gradientPoints = new List <Vector2>();
//Choose gradient points to build island peaks
gradientPoints.Add(new Vector2(100, 100));
gradientPoints.Add(new Vector2(Rng.generateRandomInt(60, 120), Rng.generateRandomInt(60, 120)));
//gradientPoints.Add(new Vector2(60, 90));
//gradientPoints.Add(new Vector2(90, 60));
//gradientPoints.Add(new Vector2(225, 175));
//gradientPoints.Add(new Vector2(175, 125));
//gradientPoints.Add(new Vector2(175, 225));
double[,] gradientNoise = new double[width, height];
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
double minDistance = 100000000;
//Search for closest peak
foreach (Vector2 p in gradientPoints)
{
double distance = Mathf.Sqrt(Mathf.Pow(p.x - x, 2) + Mathf.Pow(p.y - y, 2));
if (distance < minDistance)
{
minDistance = distance;
}
}
gradientNoise[x, y] = minDistance / (width * 1.0f);
perlinMap[x, y] = perlinMap[x, y] - gradientNoise[x, y];
#region Map Charting
double currentHeight = perlinMap[x, y] * 1000;
map[x, y] = getTileFromHeight(currentHeight);
#endregion
if ((x >= 0 && x < 7) || (x >= width - 8 && x < width - 1))
{
if ((int)map[x, y] > 1)
{
map[x, y] = TileType.Shallows;
}
}
if ((y >= 0 && y < 7) || (y >= height - 8 && y < height))
{
if ((int)map[x, y] > 1)
{
map[x, y] = TileType.Shallows;
}
}
}
}
if (calculateLandMass(width, height, ref map) < 1600)
{
raiseLand(width, height, ref perlinMap, ref map);
}
return(map);
}
