#if !defined(_matcliqueimpl_h)
#define _matcliqueimpl_h

#include <clique.hpp>
#include <petsc-private/matimpl.h>

#if defined(PETSC_USE_COMPLEX)
typedef cliq::Complex<PetscReal> PetscCliqScalar;
#else
typedef PetscScalar PetscCliqScalar;
#endif

typedef struct {
  MatStructure matstruc;
  PetscBool    CleanUpClique;    /* Boolean indicating if we call Clique clean step */
  MPI_Comm     cliq_comm;        /* Clique MPI communicator                         */
  PetscInt     cutoff;           /* maximum size of leaf node */
  PetscInt     numDistSeps;      /* number of distributed separators to try */
  PetscInt     numSeqSeps;       /* number of sequential separators to try */

  cliq::DistSparseMatrix<PetscCliqScalar>  *cmat;  /* Clique sparse matrix */
  cliq::DistMap                            *inverseMap;
  cliq::DistSymmInfo                       *info;
  cliq::DistSymmFrontTree<PetscCliqScalar> *frontTree;
  cliq::DistVector<PetscCliqScalar>        *rhs;
  cliq::DistNodalVector<PetscCliqScalar>   *xNodal;

  PetscErrorCode (*Destroy)(Mat);
} Mat_Clique;

#endif
