ophPAS.h

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#pragma once

#ifndef __ophPAS_h
#define __ophPAS_h

#include "ophGen.h"


#define PI              (3.14159265358979323846f)
#define M2_PI           (PI*2.0)
#define RADIANS         (PI/180.0)          // Angle in radians 
// DEGREE*asin(mytheta)
#define DEGREE2         (180./PI)           // sin(RADIANS*DEGREE*asin(mytheta))

#define NUMTBL          1024
#define NUMTBL2         (NUMTBL-1)
#define MAX_STR_LEN 4000

#define FFT_SEGMENT_SIZE 64

struct VoxelStruct;
struct Segment;

using namespace oph;

class GEN_DLL ophPAS : public ophGen
{
private:
    OphPointCloudConfig pc_config;
    OphPointCloudData pc_data;
    int n_points;
public:
    explicit ophPAS();
protected:
    virtual ~ophPAS();

public:
    

    
    bool readConfig(const char* fname);
    int loadPoint(const char* _filename);
    
    //int saveAsImg(const char * fname, uint8_t bitsperpixel, void* src, int pic_width, int pic_height);    // À̹ÌÁö ÀúÀå
    int save(const char * fname, uint8_t bitsperpixel, uchar* src, uint px, uint py);
    void save(const char* fname);

    


    //void PASCalcuation(long voxnum, unsigned char *cghfringe, VoxelStruct* h_vox, CGHEnvironmentData* _CGHE);
    void PASCalculation(long voxnum, unsigned char * cghfringe, OphPointCloudData *data, OphPointCloudConfig& conf);
    //void PAS(long voxelnum, struct VoxelStruct *voxel, double *m_pHologram, CGHEnvironmentData* _CGHE);
    void PAS(long voxelnum, OphPointCloudData *data, double *m_pHologram, OphPointCloudConfig& conf);
    void PAS_GPU(long voxelnum, OphPointCloudData *data, double *m_pHologram, OphPointCloudConfig& conf);
    void DataInit(int segsize, int cghwidth, int cghheight, float xiinter, float etainter);
    void DataInit(OphPointCloudConfig& conf);
    void MemoryRelease(void);

    void generateHologram();
    
    void CalcSpatialFrequency(float cx, float cy, float cz, float amp, int segnumx, int segnumy, int segsize, int hsegsize, float sf_base, float * xc, float * yc, float * sf_cx, float * sf_cy, int * pp_cx, int * pp_cy, int * cf_cx, int * cf_cy, float xiint, float etaint, OphPointCloudConfig& conf);
    
    void CalcCompensatedPhase(float cx, float cy, float cz, float amp, int segnumx, int segnumy, int segsize, int hsegsize, float sf_base, float *xc, float *yc, int *cf_cx, int *cf_cy, float *COStbl, float *SINtbl, float **inRe, float **inIm, OphPointCloudConfig& conf);
    
    void RunFFTW(int segnumx, int segnumy, int segsize, int hsegsize, float **inRe, float **inIm, fftw_complex *in, fftw_complex *out, fftw_plan *plan, double *pHologram, OphPointCloudConfig& conf);

    void encodeHologram(const vec2 band_limit, const vec2 spectrum_shift);
    void encoding(unsigned int ENCODE_FLAG);
    

    double *m_pHologram;

    float m_COStbl[NUMTBL];
    float m_SINtbl[NUMTBL];

    int m_segSize;
    int m_hsegSize;
    int m_dsegSize;
    int m_segNumx;
    int m_segNumy;
    int m_hsegNumx;
    int m_hsegNumy;

    float* m_inRe_h;
    float* m_inIm_h;

    float   *m_SFrequency_cx;
    float   *m_SFrequency_cy;
    int     *m_PickPoint_cx;
    int     *m_PickPoint_cy;
    int     *m_Coefficient_cx;
    int     *m_Coefficient_cy;
    float   *m_xc;
    float   *m_yc;
    unsigned char* cgh_fringe;

    float   m_sf_base;

    fftw_complex *m_in, *m_out;
    fftw_plan m_plan;

    float   **m_inRe;
    float   **m_inIm;

    float   m_cx;
    float   m_cy;
    float   m_cz;
    float   m_amp;
};

struct GEN_DLL VoxelStruct                          // voxel structure - data
{
    int num;                                // voxel or point number
    float x;                                // x axis coordinate
    float y;                                // y axis coordinate
    float z;                                // z axis coordinate
    float ph;                               // phase
    float r;                                // amplitude in red channel
    float g;                                // amplitude in green channel
    float b;                                // amplitude in blue channel
};


struct GEN_DLL Segment
{
    bool    WorkingFlag;
    long    SegmentIndex;
    int     SegSize_x;
    int     SegSize_y;
    int     hSegSize_x;     // Half size
    int     hSegSize_y;     // Half size
    double  CenterX;
    double  CenterY;
    double  FrequencySlope;
};
#endif // !__ophPAS_h