segyops.hh

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#ifndef __TSOPT__SEGY__OPS__
#define __TSOPT__SEGY__OPS__

#include "taperpars.hh"
#include "segypp.hh"
#include "local.hh"



namespace TSOpt {
    
  using RVL::BinaryLocalFunctionObject;
  using RVL::TernaryLocalFunctionObject;
  using RVL::LocalDataContainer;


void conv(int shift, int nout, int nin, int nker,
      float * restrict out,
      const float * restrict in,
      const float * restrict ker,
      float scal=1.0);

void corr(int shift, int nout, int nin, int nker,
      float * restrict out,
      const float * restrict in,
      const float * restrict ker,
      float scal=1.0);



  // performs either convolution (adj == 0) or correlation (adj != 0)
  // possible future optimization: assuming that all calls will involve
  // same trace geometries, move initializations of header-dep quantities
  // into setadj, make them mutable member data
  class SEGYConvolve: public TernaryLocalFunctionObject<float> {
  private:
    mutable int adj;
  public:
    SEGYConvolve() { setadj(0); }
    void setadj(int newadj) { adj=newadj; }
    using RVL::LocalEvaluation<float>::operator();
    void operator()(LocalDataContainer<float> &,
            LocalDataContainer<float> const &,
                LocalDataContainer<float> const &);
    string getName() const { string tmp = "SEGYTaper"; return tmp; }
  };
  
  class SEGYTaper: public BinaryLocalFunctionObject<float> {
  private:
    TaperPars tap;
  public:
    SEGYTaper(std::string td): tap(td) {
      //      tap.write(cerr);
    }
    SEGYTaper(SEGYTaper const & x): tap(x.tap) {}
    using RVL::LocalEvaluation<float>::operator();
    void operator()(LocalDataContainer<float> &,
                LocalDataContainer<float> const &);      
    string getName() const { string tmp = "SEGYTaper"; return tmp; }
  };
  
  class SEGYLinMute: public BinaryLocalFunctionObject<float> {
        
  private:
    float s;   // type 0: slope of mute (dt/dx)
    // type 1: minimum value of gx where taper starts (amp=0.)
        
    float tm;  // type 0: mute onset at zero offset, time AFTER first sample
    // type 1: maximum value of gx where taper starts (amp=0.)
        
    float w;   // width of mute zone
        
    int mute_type; // muting type: 0, conic-like (point source); 1, rectangle (plane-wave src)
        
    float gxbeg;
    float gxend;
  public:
        
    SEGYLinMute(float _s=0.0f, float _tm=0.0f, float _w=0.0f, int _type = 0)
      : s(_s),tm(_tm),w(_w),mute_type(_type) {}
        
    SEGYLinMute(SEGYLinMute const & m)
      : s(m.s),tm(m.tm),w(m.w),mute_type(m.mute_type),gxbeg(m.gxbeg),gxend(m.gxend) {}
    void set(float _s, float _tm, float _w, int _type = 0){
      mute_type = _type;
      if (!mute_type) {
    s = _s;
    tm = _tm;
    w = _w;
      }
      else {
    s = _s; //gxbeg
    tm = _tm; //gxend
    w = _w;
      }
    }
        
    ~SEGYLinMute() {}
        
    using RVL::LocalEvaluation<float>::operator();
    void operator()(LocalDataContainer<float> &,
            LocalDataContainer<float> const &);
        
    string getName() const { string tmp = "SEGYLinMute"; return tmp; }
        
  };
    
  class SEGYFwdInt: public BinaryLocalFunctionObject<float> {
        
  private:
        
    int nint;  // number of trace integrations
        
  public:
        
    SEGYFwdInt(int _nint): nint(_nint) {}
        
    SEGYFwdInt(SEGYFwdInt const & m): nint(m.nint) {}
        
    ~SEGYFwdInt() {}
        
    using RVL::LocalEvaluation<float>::operator();
    void operator()(LocalDataContainer<float> &,
            LocalDataContainer<float> const &);
        
    string getName() const { string tmp = "SEGYFwdInt"; return tmp; }
        
  };
    
  class SEGYAdjInt: public BinaryLocalFunctionObject<float> {
        
  private:
        
    int nint;  // number of trace integrations
        
  public:
        
    SEGYAdjInt(int _nint): nint(_nint) {}
        
    SEGYAdjInt(SEGYAdjInt const & m): nint(m.nint) {}
        
    ~SEGYAdjInt() {}
        
    using RVL::LocalEvaluation<float>::operator();
    void operator()(LocalDataContainer<float> &,
            LocalDataContainer<float> const &);
        
    string getName() const { string tmp = "SEGYAdjInt"; return tmp; }
        
  };
    
  class SEGYTaperMute: public BinaryLocalFunctionObject<float> {
        
  private:
    float s;   // type 0: slope of mute (dt/dx)
    // type 1: minimum value of gx where taper starts (amp=0.)
        
    float tm;  // type 0: mute onset at zero offset, time AFTER first sample
    // type 1: maximum value of gx where taper starts (amp=0.)
        
    float w;   // width of mute zone
        
    int mute_type;     // muting type: 0, conic-like (point source); 1, rectangle (plane-wave src)
        
    float taper_min;   // minimum value of keyword where taper starts
    float taper_max;   // maximum value of keyword where taper ends
    float width;       // width of taper zone
    float tw;          // taper of end time width, unit(ms)
    int taper_type;    // taper type: 0, geophone position; 1, offset

    // taper parameters for source location
    float sx_min;      // minimum value of source location
    float sx_max;      // maximum value of source location
    float sx_width;    // taper width

  public:
        
    SEGYTaperMute(float _s=0.0f, float _tm=0.0f, float _w=0.0f, int _type = 0, 
          float _taper_min=0.0f, float _taper_max=0.0f, float _width=0.0f, 
          int _tapertype=0, float _tw=0.0f,
          float _sxmin=0.0f, float _sxmax=numeric_limits<float>::max(),
          float _sxw=0.0f)
      : s(_s),tm(_tm),w(_w),mute_type(_type), 
    taper_min(_taper_min), taper_max(_taper_max), 
    width(_width), tw(_tw), taper_type(_tapertype),
    sx_min(_sxmin), sx_max(_sxmax), sx_width(_sxw) {}
        
    SEGYTaperMute(SEGYTaperMute const & m)
      : s(m.s),tm(m.tm),w(m.w),mute_type(m.mute_type),
    taper_min(m.taper_min),taper_max(m.taper_max),
    width(m.width), tw(m.tw), taper_type(m.taper_type),
    sx_min(m.sx_min), sx_max(m.sx_max), sx_width(m.sx_width) {}
 
    void set(float _s, float _tm, float _w, int _type = 0, 
         float _taper_min =0.0f , float _taper_max = numeric_limits<float>::max(), 
         float _width=0.0f, int _tapertype=0, float _tw=0.0f,
         float _sxmin=0.0f, float _sxmax=numeric_limits<float>::max(),
         float _sxw=0.0f)
    {
      mute_type = _type;
      s  = _s;
      tm = _tm;
      w  = _w;
            
      taper_min = _taper_min;
      taper_max = _taper_max;
      width     = _width;
      taper_type = _tapertype;
            
      tw = _tw;
            
      sx_min = _sxmin;
      sx_max = _sxmax;
      sx_width = _sxw; 
    }
        
    ~SEGYTaperMute() {}
        
    using RVL::LocalEvaluation<float>::operator();
    void operator()(LocalDataContainer<float> &,
            LocalDataContainer<float> const &);
        
    string getName() const { string tmp = "SEGYTaperMute"; return tmp; }
        
  };
}

#endif

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