ophDepthMap.h

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#ifndef __ophDepthMap_h
#define __ophDepthMap_h

#include "ophGen.h"
#include <cufft.h>
#include "include.h"

//Build Option : Multi Core Processing (OpenMP)
#ifdef _OPENMP
#include <omp.h>
#endif
using namespace oph;






class GEN_DLL ophDepthMap : public ophGen {

public:
    explicit ophDepthMap();

protected:
    virtual ~ophDepthMap();

public:
    bool readConfig(const char* fname);
    bool readImageDepth(const char* source_folder, const char* img_prefix, const char* depth_img_prefix);
    //bool readImageDepth(const char* rgb, const char* depth);
    
    Real generateHologram(void);

    virtual void encoding(unsigned int ENCODE_FLAG);
    virtual void encoding(unsigned int ENCODE_FLAG, unsigned int SSB_PASSBAND);
    
    void setViewingWindow(bool is_ViewingWindow);

    ivec2 getRGBImgSize() { return m_vecRGBImg; };
    ivec2 getDepthImgSize() { return m_vecDepthImg; };

    void setConfig(OphDepthMapConfig config) {
        dm_config_ = config;
    };
    void setResolution(ivec2 resolution);
    uint* getProgress() { return &m_nProgress; }


    void normalize();

public:
    inline void setFieldLens(Real fieldlens) { dm_config_.fieldLength = fieldlens; }
    inline void setNearDepth(Real neardepth) { dm_config_.near_depthmap = neardepth; }
    inline void setFarDepth(Real fardetph) { dm_config_.far_depthmap = fardetph; }
    inline void setNumOfDepth(uint numofdepth) { dm_config_.num_of_depth = numofdepth; }

    inline Real getFieldLens(void) { return dm_config_.fieldLength; }
    inline Real getNearDepth(void) { return dm_config_.near_depthmap; }
    inline Real getFarDepth(void) { return dm_config_.far_depthmap; }
    inline uint getNumOfDepth(void) { return dm_config_.num_of_depth; }
    inline void getRenderDepth(std::vector<int>& renderdepth) { renderdepth = dm_config_.render_depth; }

    inline const OphDepthMapConfig& getConfig() { return dm_config_; }
    
private:

    void initialize();
    void initCPU();
    void initGPU();

    bool prepareInputdataCPU();
    bool prepareInputdataGPU();

    void getDepthValues();
    void changeDepthQuanCPU();
    void changeDepthQuanGPU();

    void transVW();

    void calcHoloCPU();
    void calcHoloGPU();
    void propagationAngularSpectrumGPU(uint channel, cufftDoubleComplex* input_u, Real propagation_dist);

protected:
    void free_gpu(void);

    void ophFree(void);

private:
    bool                    is_ViewingWindow;
    unsigned char*          depth_img;
    vector<uchar*>          m_vecRGB;
    ivec2                   m_vecRGBImg;
    ivec2                   m_vecDepthImg;
    unsigned char*          img_src_gpu;                        
    unsigned char*          dimg_src_gpu;                       
    Real*                   depth_index_gpu;                    
    
    vector<Real *>          m_vecImgSrc;
    vector<int *>           m_vecAlphaMap;
    Real*                   dmap_src;                           
    short*                  depth_index;                        
    vector<short>           depth_fill;
    Real*                   dmap;                               

    Real                    dstep;                              
    vector<Real>            dlevel;                             
    vector<Real>            dlevel_transform;                   

    OphDepthMapConfig       dm_config_;                         


    uint m_nProgress;
};

#endif //>__ophDepthMap_h