1 #include <petsc/private/ftnimpl.h> 2 #include <petscds.h> 3 #include <petscviewer.h> 4 5 #if defined(PETSC_HAVE_FORTRAN_CAPS) 6 #define petscdssetriemannsolver_ PETSCDSSETRIEMANNSOLVER 7 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE) 8 #define petscdssetriemannsolver_ petscdssetriemannsolver 9 #endif 10 11 static PetscFortranCallbackId riemannsolver; 12 13 // We can't use PetscObjectUseFortranCallback() because this function returns void 14 static void ourriemannsolver(PetscInt dim, PetscInt Nf, const PetscReal x[], const PetscReal n[], const PetscScalar uL[], const PetscScalar uR[], PetscInt numConstants, const PetscScalar constants[], PetscScalar flux[], void *ctx) 15 { 16 void (*func)(PetscInt *dim, PetscInt *Nf, const PetscReal x[], const PetscReal n[], const PetscScalar uL[], const PetscScalar uR[], const PetscInt *numConstants, const PetscScalar constants[], PetscScalar flux[], void *ctx); 17 void *_ctx; 18 PetscCallAbort(PETSC_COMM_SELF, PetscObjectGetFortranCallback((PetscObject)ctx, PETSC_FORTRAN_CALLBACK_CLASS, riemannsolver, (PetscVoidFn **)&func, &_ctx)); 19 if (func) (*func)(&dim, &Nf, x, n, uL, uR, &numConstants, constants, flux, _ctx); 20 } 21 22 PETSC_EXTERN void petscdssetriemannsolver_(PetscDS *prob, PetscInt *f, void (*rs)(PetscInt *, PetscInt *, PetscReal *, PetscReal *, PetscScalar *, PetscScalar *, PetscInt *, PetscScalar *, PetscScalar *, void *, PetscErrorCode *), PetscErrorCode *ierr) 23 { 24 *ierr = PetscObjectSetFortranCallback((PetscObject)*prob, PETSC_FORTRAN_CALLBACK_CLASS, &riemannsolver, (PetscVoidFn *)rs, NULL); 25 if (*ierr) return; 26 *ierr = PetscDSSetRiemannSolver(*prob, *f, ourriemannsolver); 27 if (*ierr) return; 28 } 29