petscinterface_struct.h

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#ifdef with_petsc

#ifndef _PETSC_INTERFACE_STRUCT_H_
#define _PETSC_INTERFACE_STRUCT_H_

#include <sys/time.h>
#include <vector>
#include <string>

/* include PETSc header files */
#include <petscsys.h>
#include <petscvec.h>
#include <petscmat.h>
#include <petscts.h>
#include <petscdmshell.h>

/* some definitions */

#define _MAX_STRING_SIZE_ 500

#define _EXPLICIT_  0

#define _IMPLICIT_  1

typedef struct _petsccontext_ {
  
  int rank;

  int nproc;

  void *simobj;

  int nsims;

  PetscReal shift;

  double waqt;

  double t_start;

  double dt;

  std::vector<double> stage_times;

  int stage_index;

  int tic;

  int npoints;

  int ndofs;

  std::vector<int*> points;

  int* offsets;

  /* flags for implicit treatment */
  int flag_hyperbolic;    
  int flag_hyperbolic_f;  
  int flag_hyperbolic_df; 
  int flag_parabolic;     
  int flag_source;        

  int flag_use_precon;

  std::string precon_matrix_type;

  int flag_is_linear;

  double jfnk_eps;

  std::vector<double*> globalDOF;

  struct timeval iter_start_time;
  struct timeval iter_end_time;
  double iter_wctime;
  double ti_runtime;

#ifdef with_librom

  void* rom_interface;
  std::string rom_mode;
  std::vector<double> op_times_arr;
#endif
} PETScContext;

#endif

#endif