xref: /petsc/src/ksp/pc/impls/asm/ftn-custom/zasmf.c (revision 2205254efee3a00a594e5e2a3a70f74dcb40bc03)
1 #include <petsc-private/fortranimpl.h>
2 #include <petscksp.h>
3 
4 #if defined(PETSC_HAVE_FORTRAN_CAPS)
5 #define pcasmgetsubksp_            PCASMGETSUBKSP
6 #define pcasmsetlocalsubdomains_   PCASMSETLOCALSUBDOMAINS
7 #define pcasmsetglobalsubdomains_  PCASMSETGLOBALSUBDOMAINS
8 #define pcasmgetlocalsubmatrices_  PCASMGETLOCALSUBMATRICES
9 #define pcasmgetlocalsubdomains_   PCASMGETLOCALSUBDOMAINS
10 #define pcasmcreatesubdomains_     PCASMCREATESUBDOMAINS
11 #define pcasmdestroysubdomains_    PCASMDESTROYSUBDOMAINS
12 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
13 #define pcasmgetsubksp_            pcasmgetsubksp
14 #define pcasmsetlocalsubdomains_   pcasmsetlocalsubdomains
15 #define pcasmsetglobalsubdomains_  pcasmsetglobalsubdomains
16 #define pcasmgetlocalsubmatrices_  pcasmgetlocalsubmatrices
17 #define pcasmgetlocalsubdomains_   pcasmgetlocalsubdomains
18 #define pcasmcreatesubdomains_     pcasmcreatesubdomains
19 #define pcasmdestroysubdomains_    pcasmdestroysubdomains
20 #endif
21 
22 EXTERN_C_BEGIN
23 void PETSC_STDCALL pcasmcreatesubdomains_(Mat *mat,PetscInt *n,IS *subs,PetscErrorCode *ierr)
24 {
25   PetscInt i;
26   IS       *insubs;
27 
28   *ierr = PCASMCreateSubdomains(*mat,*n,&insubs);if (*ierr) return;
29   for (i=0; i<*n; i++) subs[i] = insubs[i];
30   *ierr = PetscFree(insubs);
31 }
32 
33 
34 void PETSC_STDCALL pcasmdestroysubdomains_(Mat *mat,PetscInt *n,IS *subs,PetscErrorCode *ierr)
35 {
36   PetscInt i;
37 
38   for (i=0; i<*n; i++) {
39     *ierr = ISDestroy(&subs[i]);if (*ierr) return;
40   }
41 }
42 
43 void PETSC_STDCALL pcasmgetsubksp_(PC *pc,PetscInt *n_local,PetscInt *first_local,KSP *ksp,PetscErrorCode *ierr)
44 {
45   KSP      *tksp;
46   PetscInt i,nloc;
47   CHKFORTRANNULLINTEGER(n_local);
48   CHKFORTRANNULLINTEGER(first_local);
49   CHKFORTRANNULLOBJECT(ksp);
50   *ierr = PCASMGetSubKSP(*pc,&nloc,first_local,&tksp);
51   if (n_local) *n_local = nloc;
52   if (ksp) {
53     for (i=0; i<nloc; i++) ksp[i] = tksp[i];
54   }
55 }
56 
57 void PETSC_STDCALL pcasmsetlocalsubdomains_(PC *pc,PetscInt *n,IS *is,IS *is_local, PetscErrorCode *ierr)
58 {
59   CHKFORTRANNULLOBJECT(is);
60   CHKFORTRANNULLOBJECT(is_local);
61   *ierr = PCASMSetLocalSubdomains(*pc,*n,is,is_local);
62 }
63 
64 void PETSC_STDCALL pcasmsettotalsubdomains_(PC *pc,PetscInt *N,IS *is,IS *is_local, PetscErrorCode *ierr)
65 {
66   CHKFORTRANNULLOBJECT(is);
67   CHKFORTRANNULLOBJECT(is_local);
68   *ierr = PCASMSetTotalSubdomains(*pc,*N,is,is_local);
69 }
70 
71 void PETSC_STDCALL pcasmgetlocalsubmatrices_(PC *pc,PetscInt *n,Mat *mat, PetscErrorCode *ierr)
72 {
73   PetscInt nloc,i;
74   Mat      *tmat;
75   CHKFORTRANNULLOBJECT(mat);
76   CHKFORTRANNULLINTEGER(n);
77   *ierr = PCASMGetLocalSubmatrices(*pc,&nloc,&tmat);
78   if (n) *n = nloc;
79   if (mat) {
80     for (i=0; i<nloc; i++) mat[i] = tmat[i];
81   }
82 }
83 void PETSC_STDCALL pcasmgetlocalsubdomains_(PC *pc,PetscInt *n,IS *is,IS *is_local, PetscErrorCode *ierr)
84 {
85   PetscInt nloc,i;
86   IS       *tis, *tis_local;
87   CHKFORTRANNULLOBJECT(is);
88   CHKFORTRANNULLOBJECT(is_local);
89   CHKFORTRANNULLINTEGER(n);
90   *ierr = PCASMGetLocalSubdomains(*pc,&nloc,&tis,&tis_local);
91   if (n) *n = nloc;
92   if (is) {
93     for (i=0; i<nloc; i++) is[i] = tis[i];
94   }
95   if (is_local && tis_local) {
96     for (i=0; i<nloc; i++) is[i] = tis_local[i];
97   }
98 }
99 
100 EXTERN_C_END
101