//set up probitems
static Substance()
{
List <double> surfIts = new List <double>();
List <double> surfWeights = new List <double>();
foreach (KeyValuePair <Sub, Substance> sub in subs)
{
if (sub.Value.surfAb > 0)
{
surfIts.Add((double)sub.Key);
surfWeights.Add(sub.Value.surfAb);
}
}
surfProb = new ProbItems(surfIts.ToArray(), surfWeights.ToArray());
}
//TODO: paramatize all other properties
/// <summary>
/// get a random gradient noise function(perlin, billow, ridged, maybe voronoi later)
/// </summary>
/// <returns>The gradient noise.</returns>
/// <param name="prob">Prob.</param>
/// <param name="val">Value.</param>
/// <param name="scale">Scale.</param>
private static ModuleBase getGradientNoise(ProbItems prob, double val, double scale, System.Random rand)
{
//FastNoise fn = new FastNoise (Random.Range (0, int.MaxValue));
//fn.Frequency = 1 / scale;
//fn.OctaveCount = Random.Range (2, 6);
//return fn;
switch ((int)prob.getValue(rand.NextDouble()))
{
case 0:
/*return new Perlin(1/scale,//randDoub(.00001, 0.1),
* randDoub(1.8, 2.2, rand.NextDouble()),
* randDoub(.4, .6, rand.NextDouble()),
* rand.Next(2, 6),
* rand.Next(int.MinValue, int.MaxValue),
* QualityMode.High);*/
return(new FastNoise(rand.Next(0, int.MaxValue))
{
Frequency = 1 / scale,
Lacunarity = randDoub(1.8, 2.2, rand.NextDouble()),
Persistence = randDoub(.4, .6, rand.NextDouble()),
OctaveCount = rand.Next(2, 6),
});
break;
case 1:
/*return new Billow(1/scale,
* randDoub(1.8, 2.2, rand.NextDouble()),
* randDoub(.4, .6, rand.NextDouble()),
* rand.Next(2, 6),
* rand.Next(int.MinValue, int.MaxValue),
* QualityMode.High);*/
return(new FastBillow(rand.Next(0, int.MaxValue))
{
Frequency = 1 / scale,
Lacunarity = randDoub(1.8, 2.2, rand.NextDouble()),
Persistence = randDoub(.4, .6, rand.NextDouble()),
OctaveCount = rand.Next(2, 6),
});
break;
case 2:
return(new FastRidgedMultifractal(rand.Next(0, int.MaxValue))
{
Frequency = 1 / scale,
Lacunarity = randDoub(1.8, 2.2, rand.NextDouble()),
//Persistence = randDoub(.4, .6, rand.NextDouble()),
OctaveCount = rand.Next(2, 6),
});
/*return new RidgedMultifractal(1/scale,
* randDoub(1.8, 2.2, rand.NextDouble()),
* rand.Next(2, 6),
* rand.Next(int.MinValue, int.MaxValue),
* QualityMode.High);*/
break;
default:
return(new Const(0.0));
break;
}
}