Date: 2026-07-30T21:14:28+00:00

Actual source code: zbrgnf.c

      1: #include <petsc/private/ftnimpl.h>
      2: #include <petsc/private/taoimpl.h>

      4: #if defined(PETSC_HAVE_FORTRAN_CAPS)
      5:   #define taobrgnsetregularizerobjectiveandgradientroutine_ TAOBRGNSETREGULARIZEROBJECTIVEANDGRADIENTROUTINE
      6:   #define taobrgnsetregularizerhessianroutine_              TAOBRGNSETREGULARIZERHESSIANROUTINE
      7: #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
      8:   #define taobrgnsetregularizerobjectiveandgradientroutine_ taobrgnsetregularizerobjectiveandgradientroutine
      9:   #define taobrgnsetregularizerhessianroutine_              taobrgnsetregularizerhessianroutine
     10: #endif

     12: static struct {
     13:   PetscFortranCallbackId objgrad;
     14:   PetscFortranCallbackId hess;
     15: } _cb;

     17: static PetscErrorCode ourtaobrgnregobjgradroutine(Tao tao, Vec x, PetscReal *f, Vec g, PetscCtx ctx)
     18: {
     19:   PetscObjectUseFortranCallback(tao, _cb.objgrad, (Tao *, Vec *, PetscReal *, Vec *, void *, PetscErrorCode *), (&tao, &x, f, &g, _ctx, &ierr));
     20: }

     22: static PetscErrorCode ourtaobrgnreghessroutine(Tao tao, Vec x, Mat H, PetscCtx ctx)
     23: {
     24:   PetscObjectUseFortranCallback(tao, _cb.hess, (Tao *, Vec *, Mat *, void *, PetscErrorCode *), (&tao, &x, &H, _ctx, &ierr));
     25: }

     27: PETSC_EXTERN void taobrgnsetregularizerobjectiveandgradientroutine_(Tao *tao, void (*func)(Tao *, Vec *, PetscReal *, Vec *, void *, PetscErrorCode *), PetscCtx ctx, PetscErrorCode *ierr)
     28: {
     29:   CHKFORTRANNULLFUNCTION(func);
     30:   *ierr = PetscObjectSetFortranCallback((PetscObject)*tao, PETSC_FORTRAN_CALLBACK_CLASS, &_cb.objgrad, (PetscFortranCallbackFn *)func, ctx);
     31:   if (!*ierr) *ierr = TaoBRGNSetRegularizerObjectiveAndGradientRoutine(*tao, ourtaobrgnregobjgradroutine, ctx);
     32: }

     34: PETSC_EXTERN void taobrgnsetregularizerhessianroutine_(Tao *tao, Mat *H, void (*func)(Tao *, Vec *, Mat *, void *, PetscErrorCode *), PetscCtx ctx, PetscErrorCode *ierr)
     35: {
     36:   CHKFORTRANNULLFUNCTION(func);
     37:   *ierr = PetscObjectSetFortranCallback((PetscObject)*tao, PETSC_FORTRAN_CALLBACK_CLASS, &_cb.hess, (PetscFortranCallbackFn *)func, ctx);
     38:   if (!*ierr) *ierr = TaoBRGNSetRegularizerHessianRoutine(*tao, *H, ourtaobrgnreghessroutine, ctx);
     39: }