xref: /petsc/src/mat/impls/mffd/ftn-custom/zmffdf.c (revision 3ba1676111f5c958fe6c2729b46ca4d523958bb3)
1af0996ceSBarry Smith #include <petsc/private/fortranimpl.h>
2fcfc5002SJed Brown #include <petscmat.h>
3cdcc8137SSatish Balay 
4cdcc8137SSatish Balay #if defined(PETSC_HAVE_FORTRAN_CAPS)
5cdcc8137SSatish Balay #define matmffdsetfunction_            MATMFFDSETFUNCTION
6cdcc8137SSatish Balay #define matmffdsettype_                MATMFFDSETTYPE
76aa9148fSLisandro Dalcin #define matmffdsetoptionsprefix_       MATMFFDSETOPTIONSPREFIX
8c3f9a2e8SBarry Smith #define matmffdsetbase_                MATMFFDSETBASE
9cdcc8137SSatish Balay #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
10cdcc8137SSatish Balay #define matmffdsetfunction_            matmffdsetfunction
11cdcc8137SSatish Balay #define matmffdsettype_                matmffdsettype
126aa9148fSLisandro Dalcin #define matmffdsetoptionsprefix_       matmffdsetoptionsprefix
13c3f9a2e8SBarry Smith #define matmffdsetbase_                matmffdsetbase
14cdcc8137SSatish Balay #endif
15cdcc8137SSatish Balay 
16cdcc8137SSatish Balay static PetscErrorCode ourmatmffdfunction(void *ctx, Vec x, Vec f)
17cdcc8137SSatish Balay {
18f5b6597dSBarry Smith   Mat mat = (Mat)ctx;
199566063dSJacob Faibussowitsch   PetscCallFortranVoidFunction((*(void (*)(void *, Vec *, Vec *, PetscErrorCode *))(((PetscObject)mat)->fortran_func_pointers[0]))((void *)(PETSC_UINTPTR_T)((PetscObject)mat)->fortran_func_pointers[1], &x, &f, &ierr));
20*3ba16761SJacob Faibussowitsch   return PETSC_SUCCESS;
21cdcc8137SSatish Balay }
22cdcc8137SSatish Balay 
2319caf8f3SSatish Balay PETSC_EXTERN void matmffdsetfunction_(Mat *mat,void (*func)(void*,Vec*,Vec*,PetscErrorCode*),void *ctx,PetscErrorCode *ierr)
24cdcc8137SSatish Balay {
25f5b6597dSBarry Smith   PetscObjectAllocateFortranPointers(*mat,2);
26f5b6597dSBarry Smith   ((PetscObject)*mat)->fortran_func_pointers[0] = (PetscVoidFunction)func;
271d14097aSBarry Smith   ((PetscObject)*mat)->fortran_func_pointers[1] = (PetscVoidFunction)(PETSC_UINTPTR_T)ctx;
282205254eSKarl Rupp 
29f5b6597dSBarry Smith   *ierr = MatMFFDSetFunction(*mat,ourmatmffdfunction,*mat);
30cdcc8137SSatish Balay }
31cdcc8137SSatish Balay 
3219caf8f3SSatish Balay PETSC_EXTERN void matmffdsettype_(Mat *mat,char* ftype,PetscErrorCode *ierr,PETSC_FORTRAN_CHARLEN_T len)
33cdcc8137SSatish Balay {
34cdcc8137SSatish Balay   char *t;
35cdcc8137SSatish Balay   FIXCHAR(ftype,len,t);
36d49bb8f9SBarry Smith   *ierr = MatMFFDSetType(*mat,t);if (*ierr) return;
37cdcc8137SSatish Balay   FREECHAR(ftype,t);
38cdcc8137SSatish Balay }
39cdcc8137SSatish Balay 
4019caf8f3SSatish Balay PETSC_EXTERN void matmffdsetoptionsprefix_(Mat *mat,char* prefix,PetscErrorCode *ierr,PETSC_FORTRAN_CHARLEN_T len)
416aa9148fSLisandro Dalcin {
426aa9148fSLisandro Dalcin   char *t;
436aa9148fSLisandro Dalcin   FIXCHAR(prefix,len,t);
44d49bb8f9SBarry Smith   *ierr = MatMFFDSetOptionsPrefix(*mat,t);if (*ierr) return;
456aa9148fSLisandro Dalcin   FREECHAR(prefix,t);
466aa9148fSLisandro Dalcin }
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