public static float[,] Generate(int width, int height, int seed, int flatness, int voronoi_iterations, int voronoi_start)
{
// Create the module network
ModuleBase moduleBase;
moduleBase = new RidgedMultifractal();
Noise2D sound = new Noise2D(width, height, moduleBase);
sound.GeneratePlanar(
-1,
1,
-1,
1, true);
for (int i = 0; i <= voronoi_iterations; i++)
{
seed++;
ModuleBase tempBase = new Voronoi(voronoi_start + i, displacement, seed, false);
Noise2D temp = new Noise2D(width, height, tempBase);
temp.GeneratePlanar(
-1,
1,
-1,
1, true);
LayerNoise(sound, tempBase);
ModuleBase pBase = new Perlin()
{
OctaveCount = perlinOctaves
};
LayerNoise(sound, pBase);
}
Flatten(sound, flatness);
return(sound.GetData());
}
void Start()
{
var rawPerlin = new Perlin();
rawPerlin.OctaveCount = 6;
rawPerlin.Frequency = 3;
var planarPerlin = new Noise2D(64, 64, rawPerlin);
planarPerlin.GeneratePlanar(0, 1, 0, 1);
ppnoise = planarPerlin.GetData();
Debug.Log("Raw perlin:" + rawPerlin.GetValue(.5, .5, .5));
Debug.Log("Projected perlin:" + ppnoise[1, 1]);
}
public combinedHeightHeat(IMap heightMap, IMap heatMap, worldChunkSettings chunkSettings)
{
Const black = new Const(-1);
Select heightselect = new Select(heightMap.GetCache(), black, heightMap.GetCache());
heightselect.SetBounds(.5, 1, .2);
this.combo = new Add(heatMap.GetCache(), heightselect);
//Invert invert = new Invert(combo);
Noise2D final = new Noise2D(chunkSettings.mapWidth, chunkSettings.mapHeight, combo);
final.GeneratePlanar(chunkSettings.left, chunkSettings.right, chunkSettings.top, chunkSettings.bottom, isSeamless: true);
combinedCache = new Cache(combo);
noiseData = final.GetData();
}
private void fill(worldChunkSettings chunkSettings, heightMapSettings settings)
{
RidgedMultifractal baseMap = new RidgedMultifractal();
baseMap.OctaveCount = settings.Octaves;
baseMap.Frequency = settings.Frequency;
baseMap.Lacunarity = settings.Lacunarity;
baseMap.Seed = settings.Seed;
Perlin layer2 = new Perlin();
layer2.OctaveCount = settings.Octaves;
layer2.Frequency = settings.Frequency;
layer2.Lacunarity = settings.Lacunarity;
layer2.Seed = settings.Seed;
Billow controller = new Billow();
controller.Frequency = settings.Frequency;
Blend blend = new Blend(baseMap, layer2, controller);
Invert invert = new Invert(blend); //makes heightmap more island like
Clamp oceanfix = new Clamp(-.7, 1, invert); //prevent ocean floor from being to low
//Const black = new Const(-1);
// holes in surface at top of mountains
//Select holes = new Select(oceanfix, black, oceanfix);
//holes.SetBounds(.85, 1, .01); //get highest elevation with little falloff
this.heightCache = new Cache(oceanfix);
var final = new Noise2D(chunkSettings.mapHeight, chunkSettings.mapWidth, oceanfix);
//turbulance = new Turbulence(12, baseMap);
final.GeneratePlanar(chunkSettings.left, chunkSettings.right, chunkSettings.top, chunkSettings.bottom, isSeamless: true);
//final.GenerateSpherical(1, 3,1, 3);
/*
* for (int x=0; x<mapWidth; x++)
* {
* for (int y=0;y<mapHeight;y++)
* {
* noiseData[x,y] = (float)(baseMap.GetValue(x,0,y));
* }
* }
*/
noiseData = final.GetData();
}
private void fill(worldChunkSettings chunkSettings, moistureMapSettings settings, IMap heightmap)
{
RidgedMultifractal baseMap = new RidgedMultifractal();
baseMap.OctaveCount = settings.Octaves;
baseMap.Frequency = settings.Frequency;
baseMap.Lacunarity = settings.Lacunarity;
baseMap.Seed = settings.Seed;
Turbulence distortion = new Turbulence(.2, baseMap);
Add adjustedMoisture = new Add(distortion, heightmap.GetCache());
this.moistureCache = new Cache(adjustedMoisture);
Noise2D final = new Noise2D(chunkSettings.mapHeight, chunkSettings.mapWidth, adjustedMoisture);
final.GeneratePlanar(chunkSettings.left, chunkSettings.right, chunkSettings.top, chunkSettings.bottom, isSeamless: true);
noiseData = final.GetData();
}
private void fill(worldChunkSettings chunkSettings)
{
var min = chunkSettings.top;
var max = chunkSettings.bottom;
gradientHack baseMap = new gradientHack(min, max);
Turbulence distortion = new Turbulence(.05, baseMap);
//Curve lower = new Curve(distortion);
//lower.Add(-.6, -.8);
//lower.Add(-.2, -.6);
//lower.Add(0.0, .2);
this.heatCache = new Cache(distortion);
Noise2D final = new Noise2D(chunkSettings.mapHeight, chunkSettings.mapWidth, distortion);
final.GeneratePlanar(chunkSettings.left, chunkSettings.right, chunkSettings.top, chunkSettings.bottom, isSeamless: true);
noiseData = final.GetData();
}
public static int[,] GenerateBiomeMap(int width, int height, int numBiomes, int seed = 1992)
{
int valueOffset = (numBiomes - 1) / 2;
ModuleBase mod = new Voronoi(3, valueOffset + 1, seed, false);
Noise2D sound = new Noise2D(width, height, mod);
sound.GeneratePlanar(-1, 1, -1, 1, false);
float[,] plane = sound.GetData();
List <float> heights = new List <float>();
int[,] biomeMap = new int[width, height];
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
int value = (int)Math.Round((double)plane[i, j], 1) + valueOffset;
biomeMap[i, j] = value;
}
}
return(biomeMap);
}
void GenerateObject()
{
body = Instantiate(terrain);
if (body)
{
this.name = "Terrain";
body.transform.parent = transform;
body.name = "body";
body.transform.localPosition = new Vector3(-250.0f, 0.0f, -250.0f);
}
else
{
Debug.LogError("Failed to created body on " + this.name + " object.");
return;
}
if (generateWater)
{
sea = Instantiate(water);
if (sea)
{
sea.transform.parent = transform;
sea.name = "water";
waterHeight = Random.Range(seaLevel.x, seaLevel.y);
sea.transform.localPosition = new Vector3(0.0f, waterHeight, 0.0f);
}
else
{
Debug.LogError("Failed to created water on " + this.name + " object.");
return;
}
}
//Get the terrain data of the currently active terrain
var terrainData = Terrain.activeTerrain.terrainData;
#region One Generator
////Create a new ridged multifractal generator with the settings, and a random seed
//var generator = new RidgedMultifractal(frequency, lacu, octaves, Random.Range(0, 0xffffff), QualityMode.High);
////Create a 2D noise generator for the terrain heightmap, using the generator we just created
//var noise = new Noise2D(terrainData.heightmapResolution, generator);
#endregion
#region Scaling
////Create a new perlin noise generator with the given settings.
//var perlinGenerator = new Perlin(frequency, lacu, persist, octaves, Random.Range(0, 0xffffff), QualityMode.High);
////Create a constant value generator - every sampled point will be 0.8.
//var constGenerator = new Const(0.8f);
////Combine the perlin noise generator and the const generator through multiplication -(perlin[x, y] * 0.8) for all x, y
//var mixedGenerator = new Multiply(perlinGenerator, constGenerator);
////Create a new noise map
//var noise = new Noise2D(terrainData.heightmapWidth, terrainData.heightmapHeight, mixedGenerator);
#endregion
#region Adding Two Functions
//To scale each point by half
var constGenerator = new Const(0.3f);
//Create a new perlin noise generator with the given settings.
var perlinGenerator = new Perlin(frequency, lacu, persist, octaves, Random.Range(0, 0xffffff), QualityMode.High);
//Create a second perlin noise generator with some different settings.
var perlinGenerator2 = new Perlin(frequency * 2, lacu, persist, octaves, Random.Range(0, 0xffffff) + 1, QualityMode.High);
//Add together both generators scaled by 0.5f (so they add up to 1)
var finalGenerator = new Add(new Multiply(perlinGenerator, constGenerator), new Multiply(perlinGenerator2, constGenerator));
var constGenerator2 = new Const(0.8f);
var finalGenerator2 = new Multiply(constGenerator2, finalGenerator);
//Create a new noise map
var noise = new Noise2D(terrainData.heightmapWidth, terrainData.heightmapHeight, finalGenerator2);
#endregion
//Generate a plane from [0, 1] on x, [0, 1] on y
noise.GeneratePlanar(0, 1, 0, 1);
//Get the data in an array so we can use it to set the heights
var data = noise.GetData(true, 0, 0, true);
//.. and actually set the heights
terrainData.SetHeights(0, 0, data);
}