public SimplexNoise(int largestFeature, double persistence, int seed)
{
// Receives a number (eg 128) and calculates what power of 2 it is (eg 2^7)
int numberOfOctaves = (int)Math.Ceiling(Math.Log10(largestFeature) / Math.Log10(2));
octaves = new SimplexNoiseOctave[numberOfOctaves];
frequencys = new double[numberOfOctaves];
amplitudes = new double[numberOfOctaves];
Random rand = new(seed);
for (int i = 0; i < numberOfOctaves; i++)
{
octaves[i] = new SimplexNoiseOctave(rand.Next());
frequencys[i] = Math.Pow(2, i);
amplitudes[i] = Math.Pow(persistence, octaves.Length - i);
}
}
public SimplexNoise(int largest, double persistence, int seed)
{
this.largestFeature = largest;
this.persistence = persistence;
this.seed = seed;
int numOctaves = (int)Math.Ceiling(Math.Log10(largest) / Math.Log10(2));
octaves = new SimplexNoiseOctave[numOctaves];
frequencies = new double[numOctaves];
amplitudes = new double[numOctaves];
Random r = new Random(seed);
for (int i = 0; i < numOctaves; ++i)
{
octaves[i] = new SimplexNoiseOctave(r.Next());
frequencies[i] = Math.Pow(2, i);
amplitudes[i] = Math.Pow(persistence, numOctaves - i);
}
}
