FiniteAmortizedNoise3D.h

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#pragma once

#include "Common.h"


class CFiniteAmortizedNoise3D{
  private: //Perlin noise tables
    float g3[B][3]; 
    int p[B]; 
    void initPerlinNoiseTables(); 

  private: //Amortized noise stuff
    float *uax; 
    float *vax; 
    float *ubx; 
    float *vbx; 
    float *uay; 
    float *vay; 
    float *uby; 
    float *vby; 
    float *ucx; 
    float *vcx; 
    float *udx; 
    float *vdx; 
    float *ucy; 
    float *vcy; 
    float *udy; 
    float *vdy; 
    float *uaz; 
    float *vaz; 
    float *ubz; 
    float *vbz; 
    float *ucz; 
    float *vcz; 
    float *udz; 
    float *vdz; 
    float* spline; 

    float getRandomUnitFloat(); 
    
    unsigned int h(const unsigned int x); 
    unsigned int h(const unsigned int x, const unsigned int y, const unsigned int z); 
    
    void FillUp(float* t, float s, int n); 
    void FillDn(float* t, float s, int n); 
    
    float getNoise(const int i, const int j, const int k);  
    void getNoise(const int n, const int i0, const int j0,
      const int k0, float*** cell); 
    void addNoise(const int n, const int i0, const int j0,
      const int k0, float scale, float*** cell); 

    void initSplineTable(const int n); 
    void initEdgeTables(const int x, const int y, const int z, const int n); 

  public:
    CFiniteAmortizedNoise3D(const int n); 
    ~CFiniteAmortizedNoise3D(); 
    float generate(int x, int y, int z, const int m0, const int m1, int n, float*** cell); 
}; //CFiniteAmortizedNoise3D