#ifndef EX18_H_
#define EX18_H_

#include <petscmat.h>

typedef struct {
  PetscInt  Nv;       /* number of vertices */
  PetscInt  Ne;       /* number of elements */
  PetscInt  n;        /* dimension of the resulting linear system; size of the Jacobian */
  PetscInt *vertices; /* list of vertices for each element */
  PetscInt *coo;      /* offset into the matrices COO array for the start of each element stiffness */
} FEStruct;

PETSC_EXTERN PetscErrorCode FillMatrixKokkosCOO(FEStruct *, Mat);
PETSC_EXTERN PetscErrorCode FillMatrixCUDACOO(FEStruct *, Mat);

#endif // EX18_H_