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#pragma once
class SimplexNoise
{
private:
static int grad3[12][3];
int *p;
static double F2;
static double G2;
static double F3;
static double G3;
public:
double scale;
double xo, yo, zo;
SimplexNoise();
SimplexNoise(Random *random);
void init(Random *random);
~SimplexNoise();
// This method is a *lot* faster than using (int)Math.floor(x)
private:
static int fastfloor(double x);
static double dot(int *g, double x, double y);
static double dot(int *g, double x, double y, double z);
// 2D simplex noise
public:
double getValue(double xin, double yin);
// 3D simplex noise
double getValue(double xin, double yin, double zin);
void add(doubleArray buffer, double _x, double _y, int xSize, int ySize, double xs, double ys, double pow);
void add(doubleArray buffer, double _x, double _y, double _z, int xSize, int ySize, int zSize, double xs, double ys, double zs, double pow);
};
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