private static readonly int OCTAVE_COUNT = 10; // perhaps should be a variable
// but that creates coordination issues
public OpenSimplexNoise(long seed)
{
octaves = new SimplexOctave[OCTAVE_COUNT];
for (int i = 0; i < OCTAVE_COUNT; i++)
{
octaves[i] = new SimplexOctave(seed + i);
}
}
public NoiseInstance2(SimplexOctave noise, int valueIndex,
int ddxIndex, int ddyIndex, int sph2xIndex, int sph2yIndex)
{
this.noise = noise;
this.valueIndex = valueIndex;
this.ddxIndex = ddxIndex;
this.ddyIndex = ddyIndex;
this.sph2xIndex = sph2xIndex;
this.sph2yIndex = sph2yIndex;
}
public SimplexGenerator(float frequency, float persistence, int octaveCount, float amplitude)
{
this._persistence = persistence;
//Less awkward frequencies for user
this._frequency = frequency / 100F;
this._octaveCount = octaveCount;
this._amplitude = amplitude;
_octaves = new SimplexOctave[octaveCount];
for (int i = 0; i < octaveCount; i++)
{
_octaves[i] = new SimplexOctave(Rul.RandInt());
}
_highestValue = SimplexNoiseAt(0, 0, true);
}
public NoiseInstance2(SimplexOctave noise, int valueIndex) : this(noise, valueIndex, -1, -1, -1, -1)
{
}
