ewdefs.h

#ifndef EWDEFS_H
#define EWDEFS_H

#ifdef EW_GPU_ENABLED
#include <cstddef>
#endif

#define MAX_VARS_PER_NODE 12

#define iD    0
#define iH    1
#define iHmax 2
#define iM    3
#define iN    4
#define iR1   5
#define iR2   6
#define iR3   7
#define iR4   8
#define iR5   9
#define iTime 10
#define iTopo 11

// Global data
struct EWPARAMS {
  char *modelName;
  char *modelSubset;
  char *fileBathymetry;
  char *fileSource;
  char *filePOIs;
  int dt;
  int time;
  int timeMax;
  int poiDt;
  int poiReport;
  int outDump;
  int outProgress;
  int outPropagation;
  int coriolis;
  float dmin;
  float poiDistMax;
  float poiDepthMin;
  float poiDepthMax;
  float ssh0ThresholdRel;
  float ssh0ThresholdAbs;
  float sshClipThreshold;
  float sshZeroThreshold;
  float sshTransparencyThreshold;
  float sshArrivalThreshold;
  bool gpu;
  bool adjustZtop;
  bool verbose;

#ifdef EW_GPU_ENABLED
  /* execution environment parameters (for GPUs) */
  std::size_t threads_x, threads_y, threads_total;
#endif
};

int ewStep();
int ewStepCor();

extern struct EWPARAMS Par;
extern int NLon,NLat;
extern double LonMin,LonMax,LatMin,LatMax;
extern double DLon,DLat;                 // steps in grad
extern double Dx,Dy;                     // steps in m, dx must be multiplied by cos(y) before use
extern float *R6;
extern float *C1;
extern float *C2;
extern float *C3;
extern float *C4;
extern int Imin;
extern int Imax;
extern int Jmin;
extern int Jmax;

#define idx(j,i) ((i-1)*NLat+j-1)
#define getLon(i) (LonMin+(i-1)*DLon)
#define getLat(j) (LatMin+(j-1)*DLat)

#endif /* EWDEFS_H */