1 #include <petsc/private/fortranimpl.h> 2 #include <petscsnes.h> 3 #include <petscviewer.h> 4 #include <petsc/private/f90impl.h> 5 6 #if defined(PETSC_HAVE_FORTRAN_CAPS) 7 #define matmffdcomputejacobian_ MATMFFDCOMPUTEJACOBIAN 8 #define snessolve_ SNESSOLVE 9 #define snescomputejacobiandefault_ SNESCOMPUTEJACOBIANDEFAULT 10 #define snescomputejacobiandefaultcolor_ SNESCOMPUTEJACOBIANDEFAULTCOLOR 11 #define snessetjacobian_ SNESSETJACOBIAN 12 #define snesgetoptionsprefix_ SNESGETOPTIONSPREFIX 13 #define snesgettype_ SNESGETTYPE 14 #define snessetfunction_ SNESSETFUNCTION 15 #define snessetngs_ SNESSETNGS 16 #define snessetupdate_ SNESSETUPDATE 17 #define snesgetfunction_ SNESGETFUNCTION 18 #define snesgetngs_ SNESGETNGS 19 #define snessetconvergencetest_ SNESSETCONVERGENCETEST 20 #define snesconvergeddefault_ SNESCONVERGEDDEFAULT 21 #define snesconvergedskip_ SNESCONVERGEDSKIP 22 #define snesview_ SNESVIEW 23 #define snesgetconvergencehistory_ SNESGETCONVERGENCEHISTORY 24 #define snesgetjacobian_ SNESGETJACOBIAN 25 #define snessettype_ SNESSETTYPE 26 #define snesappendoptionsprefix_ SNESAPPENDOPTIONSPREFIX 27 #define snessetoptionsprefix_ SNESSETOPTIONSPREFIX 28 #define snesmonitordefault_ SNESMONITORDEFAULT 29 #define snesmonitorsolution_ SNESMONITORSOLUTION 30 #define snesmonitorlgresidualnorm_ SNESMONITORLGRESIDUALNORM 31 #define snesmonitorsolutionupdate_ SNESMONITORSOLUTIONUPDATE 32 #define snesmonitorset_ SNESMONITORSET 33 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE) 34 #define matmffdcomputejacobian_ matmffdcomputejacobian 35 #define snessolve_ snessolve 36 #define snescomputejacobiandefault_ snescomputejacobiandefault 37 #define snescomputejacobiandefaultcolor_ snescomputejacobiandefaultcolor 38 #define snessetjacobian_ snessetjacobian 39 #define snesgetoptionsprefix_ snesgetoptionsprefix 40 #define snesgettype_ snesgettype 41 #define snessetfunction_ snessetfunction 42 #define snessetngs_ snessetngs 43 #define snessetupdate_ snessetupdate 44 #define snesgetfunction_ snesgetfunction 45 #define snesgetngs_ snesgetngs 46 #define snessetconvergencetest_ snessetconvergencetest 47 #define snesconvergeddefault_ snesconvergeddefault 48 #define snesconvergedskip_ snesconvergedskip 49 #define snesview_ snesview 50 #define snesgetjacobian_ snesgetjacobian 51 #define snesgetconvergencehistory_ snesgetconvergencehistory 52 #define snessettype_ snessettype 53 #define snesappendoptionsprefix_ snesappendoptionsprefix 54 #define snessetoptionsprefix_ snessetoptionsprefix 55 #define snesmonitorlgresidualnorm_ snesmonitorlgresidualnorm 56 #define snesmonitordefault_ snesmonitordefault 57 #define snesmonitorsolution_ snesmonitorsolution 58 #define snesmonitorsolutionupdate_ snesmonitorsolutionupdate 59 #define snesmonitorset_ snesmonitorset 60 #endif 61 62 static struct { 63 PetscFortranCallbackId function; 64 PetscFortranCallbackId test; 65 PetscFortranCallbackId destroy; 66 PetscFortranCallbackId jacobian; 67 PetscFortranCallbackId monitor; 68 PetscFortranCallbackId mondestroy; 69 PetscFortranCallbackId ngs; 70 PetscFortranCallbackId update; 71 #if defined(PETSC_HAVE_F90_2PTR_ARG) 72 PetscFortranCallbackId function_pgiptr; 73 #endif 74 } _cb; 75 76 static PetscErrorCode oursnesfunction(SNES snes,Vec x,Vec f,void *ctx) 77 { 78 #if defined(PETSC_HAVE_F90_2PTR_ARG) 79 void* ptr; 80 PetscObjectGetFortranCallback((PetscObject)snes,PETSC_FORTRAN_CALLBACK_CLASS,_cb.function_pgiptr,NULL,&ptr); 81 #endif 82 PetscObjectUseFortranCallback(snes,_cb.function,(SNES*,Vec*,Vec*,void*,PetscErrorCode* PETSC_F90_2PTR_PROTO_NOVAR),(&snes,&x,&f,_ctx,&ierr PETSC_F90_2PTR_PARAM(ptr))); 83 } 84 85 static PetscErrorCode oursnestest(SNES snes,PetscInt it,PetscReal a,PetscReal d,PetscReal c,SNESConvergedReason *reason,void *ctx) 86 { 87 PetscObjectUseFortranCallback(snes,_cb.test,(SNES*,PetscInt*,PetscReal*,PetscReal*,PetscReal*,SNESConvergedReason*,void*,PetscErrorCode*),(&snes,&it,&a,&d,&c,reason,_ctx,&ierr)); 88 } 89 90 static PetscErrorCode ourdestroy(void *ctx) 91 { 92 PetscObjectUseFortranCallback(ctx,_cb.destroy,(void*,PetscErrorCode*),(_ctx,&ierr)); 93 } 94 95 static PetscErrorCode oursnesjacobian(SNES snes,Vec x,Mat m,Mat p,void *ctx) 96 { 97 PetscObjectUseFortranCallback(snes,_cb.jacobian,(SNES*,Vec*,Mat*,Mat*,void*,PetscErrorCode*),(&snes,&x,&m,&p,_ctx,&ierr)); 98 } 99 100 static PetscErrorCode oursnesupdate(SNES snes,PetscInt i) 101 { 102 PetscObjectUseFortranCallback(snes,_cb.update,(SNES*,PetscInt *,PetscErrorCode*),(&snes,&i,&ierr)); 103 } 104 static PetscErrorCode oursnesngs(SNES snes,Vec x,Vec b,void *ctx) 105 { 106 PetscObjectUseFortranCallback(snes,_cb.ngs,(SNES*,Vec*,Vec*,void*,PetscErrorCode*),(&snes,&x,&b,_ctx,&ierr)); 107 } 108 static PetscErrorCode oursnesmonitor(SNES snes,PetscInt i,PetscReal d,void *ctx) 109 { 110 PetscObjectUseFortranCallback(snes,_cb.monitor,(SNES*,PetscInt*,PetscReal*,void*,PetscErrorCode*),(&snes,&i,&d,_ctx,&ierr)); 111 } 112 static PetscErrorCode ourmondestroy(void **ctx) 113 { 114 SNES snes = (SNES)*ctx; 115 PetscObjectUseFortranCallback(snes,_cb.mondestroy,(void*,PetscErrorCode*),(_ctx,&ierr)); 116 } 117 118 /* ---------------------------------------------------------*/ 119 /* 120 snescomputejacobiandefault() and snescomputejacobiandefaultcolor() 121 These can be used directly from Fortran but are mostly so that 122 Fortran SNESSetJacobian() will properly handle the defaults being passed in. 123 124 functions, hence no STDCALL 125 */ 126 PETSC_EXTERN void matmffdcomputejacobian_(SNES *snes,Vec *x,Mat *m,Mat *p,void *ctx,PetscErrorCode *ierr) 127 { 128 *ierr = MatMFFDComputeJacobian(*snes,*x,*m,*p,ctx); 129 } 130 PETSC_EXTERN void snescomputejacobiandefault_(SNES *snes,Vec *x,Mat *m,Mat *p,void *ctx,PetscErrorCode *ierr) 131 { 132 *ierr = SNESComputeJacobianDefault(*snes,*x,*m,*p,ctx); 133 } 134 PETSC_EXTERN void snescomputejacobiandefaultcolor_(SNES *snes,Vec *x,Mat *m,Mat *p,void *ctx,PetscErrorCode *ierr) 135 { 136 *ierr = SNESComputeJacobianDefaultColor(*snes,*x,*m,*p,*(MatFDColoring*)ctx); 137 } 138 139 PETSC_EXTERN void PETSC_STDCALL snessetjacobian_(SNES *snes,Mat *A,Mat *B, 140 void (PETSC_STDCALL *func)(SNES*,Vec*,Mat*,Mat*,void*,PetscErrorCode*), 141 void *ctx,PetscErrorCode *ierr) 142 { 143 CHKFORTRANNULLFUNCTION(func); 144 if ((PetscVoidFunction)func == (PetscVoidFunction)snescomputejacobiandefault_) { 145 *ierr = SNESSetJacobian(*snes,*A,*B,SNESComputeJacobianDefault,ctx); 146 } else if ((PetscVoidFunction)func == (PetscVoidFunction)snescomputejacobiandefaultcolor_) { 147 if (!ctx) { 148 *ierr = PETSC_ERR_ARG_NULL; 149 return; 150 } 151 *ierr = SNESSetJacobian(*snes,*A,*B,SNESComputeJacobianDefaultColor,*(MatFDColoring*)ctx); 152 } else if ((PetscVoidFunction)func == (PetscVoidFunction)matmffdcomputejacobian_) { 153 *ierr = SNESSetJacobian(*snes,*A,*B,MatMFFDComputeJacobian,ctx); 154 } else { 155 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.jacobian,(PetscVoidFunction)func,ctx); 156 if (!*ierr) *ierr = SNESSetJacobian(*snes,*A,*B,oursnesjacobian,NULL); 157 } 158 } 159 /* -------------------------------------------------------------*/ 160 161 PETSC_EXTERN void PETSC_STDCALL snesgetoptionsprefix_(SNES *snes,char* prefix PETSC_MIXED_LEN(len),PetscErrorCode *ierr PETSC_END_LEN(len)) 162 { 163 const char *tname; 164 165 *ierr = SNESGetOptionsPrefix(*snes,&tname); 166 *ierr = PetscStrncpy(prefix,tname,len);if (*ierr) return; 167 FIXRETURNCHAR(PETSC_TRUE,prefix,len); 168 } 169 170 PETSC_EXTERN void PETSC_STDCALL snesgettype_(SNES *snes,char* name PETSC_MIXED_LEN(len), PetscErrorCode *ierr PETSC_END_LEN(len)) 171 { 172 const char *tname; 173 174 *ierr = SNESGetType(*snes,&tname); 175 *ierr = PetscStrncpy(name,tname,len);if (*ierr) return; 176 FIXRETURNCHAR(PETSC_TRUE,name,len); 177 } 178 179 /* ---------------------------------------------------------*/ 180 181 /* 182 These are not usually called from Fortran but allow Fortran users 183 to transparently set these monitors from .F code 184 185 functions, hence no STDCALL 186 */ 187 188 PETSC_EXTERN void PETSC_STDCALL snessetfunction_(SNES *snes,Vec *r,void (PETSC_STDCALL *func)(SNES*,Vec*,Vec*,void*,PetscErrorCode*),void *ctx,PetscErrorCode *ierr PETSC_F90_2PTR_PROTO(ptr)) 189 { 190 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.function,(PetscVoidFunction)func,ctx);if (*ierr) return; 191 #if defined(PETSC_HAVE_F90_2PTR_ARG) 192 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.function_pgiptr,NULL,ptr);if (*ierr) return; 193 #endif 194 *ierr = SNESSetFunction(*snes,*r,oursnesfunction,NULL); 195 } 196 197 198 PETSC_EXTERN void PETSC_STDCALL snessetngs_(SNES *snes,void (PETSC_STDCALL *func)(SNES*,Vec*,Vec*,void*,PetscErrorCode*),void *ctx,PetscErrorCode *ierr) 199 { 200 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.ngs,(PetscVoidFunction)func,ctx);if (*ierr) return; 201 *ierr = SNESSetNGS(*snes,oursnesngs,NULL); 202 } 203 PETSC_EXTERN void PETSC_STDCALL snessetupdate_(SNES *snes,void (PETSC_STDCALL *func)(SNES*,PetscInt*,PetscErrorCode*),PetscErrorCode *ierr) 204 { 205 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.update,(PetscVoidFunction)func,NULL);if (*ierr) return; 206 *ierr = SNESSetUpdate(*snes,oursnesupdate); 207 } 208 /* ---------------------------------------------------------*/ 209 210 /* the func argument is ignored */ 211 PETSC_EXTERN void PETSC_STDCALL snesgetfunction_(SNES *snes,Vec *r,void (PETSC_STDCALL *func)(SNES,Vec,Vec,void*),void **ctx,PetscErrorCode *ierr) 212 { 213 CHKFORTRANNULLOBJECT(r); 214 *ierr = SNESGetFunction(*snes,r,NULL,NULL); if (*ierr) return; 215 if ((PetscVoidFunction)func == (PetscVoidFunction)PETSC_NULL_FUNCTION_Fortran) return; 216 *ierr = PetscObjectGetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,_cb.function,NULL,ctx); 217 } 218 219 PETSC_EXTERN void PETSC_STDCALL snesgetngs_(SNES *snes,void *func,void **ctx,PetscErrorCode *ierr) 220 { 221 *ierr = PetscObjectGetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,_cb.ngs,NULL,ctx); 222 } 223 224 /*----------------------------------------------------------------------*/ 225 226 PETSC_EXTERN void snesconvergeddefault_(SNES *snes,PetscInt *it,PetscReal *a,PetscReal *b,PetscReal *c,SNESConvergedReason *r, void *ct,PetscErrorCode *ierr) 227 { 228 *ierr = SNESConvergedDefault(*snes,*it,*a,*b,*c,r,ct); 229 } 230 231 PETSC_EXTERN void snesconvergedskip_(SNES *snes,PetscInt *it,PetscReal *a,PetscReal *b,PetscReal *c,SNESConvergedReason *r,void *ct,PetscErrorCode *ierr) 232 { 233 *ierr = SNESConvergedSkip(*snes,*it,*a,*b,*c,r,ct); 234 } 235 236 PETSC_EXTERN void PETSC_STDCALL snessetconvergencetest_(SNES *snes,void (PETSC_STDCALL *func)(SNES*,PetscInt*,PetscReal*,PetscReal*,PetscReal*,SNESConvergedReason*,void*,PetscErrorCode*), void *cctx,void (PETSC_STDCALL *destroy)(void*),PetscErrorCode *ierr) 237 { 238 CHKFORTRANNULLFUNCTION(destroy); 239 240 if ((PetscVoidFunction)func == (PetscVoidFunction)snesconvergeddefault_) { 241 *ierr = SNESSetConvergenceTest(*snes,SNESConvergedDefault,0,0); 242 } else if ((PetscVoidFunction)func == (PetscVoidFunction)snesconvergedskip_) { 243 *ierr = SNESSetConvergenceTest(*snes,SNESConvergedSkip,0,0); 244 } else { 245 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.test,(PetscVoidFunction)func,cctx);if (*ierr) return; 246 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.destroy,(PetscVoidFunction)destroy,cctx);if (*ierr) return; 247 *ierr = SNESSetConvergenceTest(*snes,oursnestest,*snes,ourdestroy); 248 } 249 } 250 /*----------------------------------------------------------------------*/ 251 252 PETSC_EXTERN void PETSC_STDCALL snesview_(SNES *snes,PetscViewer *viewer, PetscErrorCode *ierr) 253 { 254 PetscViewer v; 255 PetscPatchDefaultViewers_Fortran(viewer,v); 256 *ierr = SNESView(*snes,v); 257 } 258 259 /* func is currently ignored from Fortran */ 260 PETSC_EXTERN void PETSC_STDCALL snesgetjacobian_(SNES *snes,Mat *A,Mat *B,int *func,void **ctx,PetscErrorCode *ierr) 261 { 262 CHKFORTRANNULLINTEGER(ctx); 263 CHKFORTRANNULLOBJECT(A); 264 CHKFORTRANNULLOBJECT(B); 265 *ierr = SNESGetJacobian(*snes,A,B,0,NULL); if (*ierr) return; 266 *ierr = PetscObjectGetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,_cb.jacobian,NULL,ctx); 267 268 } 269 270 PETSC_EXTERN void PETSC_STDCALL snesgetconvergencehistory_(SNES *snes,PetscInt *na,PetscErrorCode *ierr) 271 { 272 *ierr = SNESGetConvergenceHistory(*snes,NULL,NULL,na); 273 } 274 275 PETSC_EXTERN void PETSC_STDCALL snessettype_(SNES *snes,char* type PETSC_MIXED_LEN(len),PetscErrorCode *ierr PETSC_END_LEN(len)) 276 { 277 char *t; 278 279 FIXCHAR(type,len,t); 280 *ierr = SNESSetType(*snes,t);if (*ierr) return; 281 FREECHAR(type,t); 282 } 283 284 PETSC_EXTERN void PETSC_STDCALL snesappendoptionsprefix_(SNES *snes,char* prefix PETSC_MIXED_LEN(len),PetscErrorCode *ierr PETSC_END_LEN(len)) 285 { 286 char *t; 287 288 FIXCHAR(prefix,len,t); 289 *ierr = SNESAppendOptionsPrefix(*snes,t);if (*ierr) return; 290 FREECHAR(prefix,t); 291 } 292 293 PETSC_EXTERN void PETSC_STDCALL snessetoptionsprefix_(SNES *snes,char* prefix PETSC_MIXED_LEN(len),PetscErrorCode *ierr PETSC_END_LEN(len)) 294 { 295 char *t; 296 297 FIXCHAR(prefix,len,t); 298 *ierr = SNESSetOptionsPrefix(*snes,t);if (*ierr) return; 299 FREECHAR(prefix,t); 300 } 301 302 /*----------------------------------------------------------------------*/ 303 /* functions, hence no STDCALL */ 304 305 PETSC_EXTERN void snesmonitorlgresidualnorm_(SNES *snes,PetscInt *its,PetscReal *fgnorm,PetscObject *dummy,PetscErrorCode *ierr) 306 { 307 *ierr = SNESMonitorLGResidualNorm(*snes,*its,*fgnorm,dummy); 308 } 309 310 PETSC_EXTERN void snesmonitordefault_(SNES *snes,PetscInt *its,PetscReal *fgnorm,PetscViewerAndFormat **dummy,PetscErrorCode *ierr) 311 { 312 *ierr = SNESMonitorDefault(*snes,*its,*fgnorm,*dummy); 313 } 314 315 PETSC_EXTERN void snesmonitorsolution_(SNES *snes,PetscInt *its,PetscReal *fgnorm,PetscViewerAndFormat **dummy,PetscErrorCode *ierr) 316 { 317 *ierr = SNESMonitorSolution(*snes,*its,*fgnorm,*dummy); 318 } 319 320 PETSC_EXTERN void snesmonitorsolutionupdate_(SNES *snes,PetscInt *its,PetscReal *fgnorm,PetscViewerAndFormat **dummy,PetscErrorCode *ierr) 321 { 322 *ierr = SNESMonitorSolutionUpdate(*snes,*its,*fgnorm,*dummy); 323 } 324 325 326 PETSC_EXTERN void PETSC_STDCALL snesmonitorset_(SNES *snes,void (PETSC_STDCALL *func)(SNES*,PetscInt*,PetscReal*,void*,PetscErrorCode*),void *mctx,void (PETSC_STDCALL *mondestroy)(void*,PetscErrorCode*),PetscErrorCode *ierr) 327 { 328 CHKFORTRANNULLFUNCTION(mondestroy); 329 if ((PetscVoidFunction)func == (PetscVoidFunction)snesmonitordefault_) { 330 *ierr = SNESMonitorSet(*snes,(PetscErrorCode (*)(SNES,PetscInt,PetscReal,void*))SNESMonitorDefault,*(PetscViewerAndFormat**)mctx,(PetscErrorCode (*)(void **))PetscViewerAndFormatDestroy); 331 } else if ((PetscVoidFunction)func == (PetscVoidFunction)snesmonitorsolution_) { 332 *ierr = SNESMonitorSet(*snes,(PetscErrorCode (*)(SNES,PetscInt,PetscReal,void*))SNESMonitorSolution,*(PetscViewerAndFormat**)mctx,(PetscErrorCode (*)(void **))PetscViewerAndFormatDestroy); 333 } else if ((PetscVoidFunction)func == (PetscVoidFunction)snesmonitorsolutionupdate_) { 334 *ierr = SNESMonitorSet(*snes,(PetscErrorCode (*)(SNES,PetscInt,PetscReal,void*))SNESMonitorSolutionUpdate,*(PetscViewerAndFormat**)mctx,(PetscErrorCode (*)(void **))PetscViewerAndFormatDestroy); 335 } else if ((PetscVoidFunction)func == (PetscVoidFunction)snesmonitorlgresidualnorm_) { 336 *ierr = SNESMonitorSet(*snes,(PetscErrorCode (*)(SNES,PetscInt,PetscReal,void*))SNESMonitorLGResidualNorm,0,0); 337 } else { 338 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.monitor,(PetscVoidFunction)func,mctx);if (*ierr) return; 339 *ierr = PetscObjectSetFortranCallback((PetscObject)*snes,PETSC_FORTRAN_CALLBACK_CLASS,&_cb.mondestroy,(PetscVoidFunction)mondestroy,mctx);if (*ierr) return; 340 *ierr = SNESMonitorSet(*snes,oursnesmonitor,*snes,ourmondestroy); 341 } 342 } 343 344