1 #include <petsc/private/fortranimpl.h> 2 #include <petsc/private/snesimpl.h> 3 #if defined(PETSC_HAVE_FORTRAN_CAPS) 4 #define dmsnessetjacobian_ DMSNESSETJACOBIAN 5 #define dmsnessetfunction_ DMSNESSETFUNCTION 6 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE) 7 #define dmsnessetjacobian_ dmsnessetjacobian 8 #define dmsnessetfunction_ dmsnessetfunction 9 #endif 10 11 static struct { 12 PetscFortranCallbackId snesfunction; 13 PetscFortranCallbackId snesjacobian; 14 } _cb; 15 16 static PetscErrorCode ourj(SNES snes, Vec X, Mat J, Mat P, void *ptr) 17 { 18 void (*func)(SNES*,Vec*,Mat*,Mat*,void*,PetscErrorCode*),*ctx; 19 DM dm; 20 DMSNES sdm; 21 22 PetscFunctionBegin; 23 PetscCall(SNESGetDM(snes,&dm)); 24 PetscCall(DMGetDMSNES(dm, &sdm)); 25 PetscCall(PetscObjectGetFortranCallback((PetscObject) sdm, PETSC_FORTRAN_CALLBACK_SUBTYPE, _cb.snesjacobian, (PetscVoidFunction *) &func, &ctx)); 26 PetscCallFortranVoidFunction((*func)(&snes, &X, &J, &P, ctx, &ierr)); 27 PetscFunctionReturn(PETSC_SUCCESS); 28 } 29 30 PETSC_EXTERN void dmsnessetjacobian_(DM *dm, void (*jac)(DM*,Vec*,Mat*,Mat*,void*,PetscErrorCode*), void *ctx, PetscErrorCode *ierr) 31 { 32 DMSNES sdm; 33 34 *ierr = DMGetDMSNESWrite(*dm, &sdm); if (*ierr) return; 35 *ierr = PetscObjectSetFortranCallback((PetscObject) sdm, PETSC_FORTRAN_CALLBACK_SUBTYPE, &_cb.snesjacobian, (PetscVoidFunction) jac, ctx); if (*ierr) return; 36 *ierr = DMSNESSetJacobian(*dm, ourj, NULL); 37 } 38 39 static PetscErrorCode ourf(SNES snes, Vec X, Vec F, void *ptr) 40 { 41 void (*func)(SNES*,Vec*,Vec*,void*,PetscErrorCode*), *ctx; 42 DM dm; 43 DMSNES sdm; 44 45 PetscFunctionBegin; 46 PetscCall(SNESGetDM(snes,&dm)); 47 PetscCall(DMGetDMSNES(dm, &sdm)); 48 PetscCall(PetscObjectGetFortranCallback((PetscObject) sdm, PETSC_FORTRAN_CALLBACK_SUBTYPE, _cb.snesfunction, (PetscVoidFunction *) &func, &ctx)); 49 PetscCallFortranVoidFunction((*func)(&snes, &X, &F, ctx, &ierr)); 50 PetscFunctionReturn(PETSC_SUCCESS); 51 } 52 53 PETSC_EXTERN void dmsnessetfunction_(DM *dm, void (*func)(SNES*,Vec*,Vec*,void*,PetscErrorCode*), void *ctx, PetscErrorCode *ierr) 54 { 55 DMSNES sdm; 56 57 *ierr = DMGetDMSNESWrite(*dm, &sdm); if (*ierr) return; 58 *ierr = PetscObjectSetFortranCallback((PetscObject) sdm, PETSC_FORTRAN_CALLBACK_SUBTYPE, &_cb.snesfunction, (PetscVoidFunction) func, ctx); if (*ierr) return; 59 *ierr = DMSNESSetFunction(*dm, ourf, NULL); 60 } 61