public override Task OnActivateAsync()
{
_densityMap = new float[5, 33, 5];
_depthMap = new float[5, 1, 5];
_mainNoiseMap = new float[5, 33, 5];
_minLimitMap = new float[5, 33, 5];
_maxLimitMap = new float[5, 33, 5];
_surfaceMap = new float[16, 1, 16];
_seed = (int)this.GetPrimaryKeyLong();
_random = new Random(_seed);
_depthNoise = new OctavedNoise <PerlinNoise>(new PerlinNoise(_random.Next()), 8, 0.5F);
_mainNoise = new OctavedNoise <PerlinNoise>(new PerlinNoise(_random.Next()), 8, 0.5F);
_maxNoise = new OctavedNoise <PerlinNoise>(new PerlinNoise(_random.Next()), 8, 0.5F);
_minNoise = new OctavedNoise <PerlinNoise>(new PerlinNoise(_random.Next()), 8, 0.5F);
_surfaceNoise = new OctavedNoise <PerlinNoise>(new PerlinNoise(_random.Next()), 8, 0.5F);
_biomeWeights = new float[5, 5];
for (int i = -2; i <= 2; ++i)
{
for (int j = -2; j <= 2; ++j)
{
float f = 10.0F / (float)Math.Sqrt((i * i + j * j) + 0.2D);
_biomeWeights[i + 2, j + 2] = f;
}
}
_biomesForGeneration = new Biome[16, 16];
_genlayer = GenLayer.InitAllLayer(_seed);
return(Task.CompletedTask);
}
public void TestOctavedPerlinNoise3D()
{
const int xExtent = 100;
const int yExtent = 100;
using (var file = File.OpenWrite(Path.Combine(RootDir, "OctavedPerlinNoise3D.bmp")))
using (var image = new Image <ImageSharp.PixelFormats.Rgb24>(xExtent, yExtent))
{
var noise = new OctavedNoise <PerlinNoise>(new PerlinNoise(100), 8, 0.25f);
var noiseValue = new float[xExtent, yExtent, 1];
noise.Noise(noiseValue, new Vector3(-10, 10, -10), new Vector3(0.1f, 0.1f, 0));
for (int x = 0; x < xExtent; x++)
{
for (int y = 0; y < yExtent; y++)
{
var color = (byte)(noiseValue[x, y, 0] * 255);
image[x, y] = new ImageSharp.PixelFormats.Rgb24(color, color, color);
}
}
image.SaveAsBmp(file);
}
}
private void Awake()
{
noise = new OctavedNoise <PerlinNoise>(new PerlinNoise(seed), 8, 0.5f);
}
