1 /* 2 PetscViewers are objects where other objects can be looked at or stored. 3 */ 4 5 #if !defined(__PETSCVIEWER_H) 6 #define __PETSCVIEWER_H 7 8 #if defined(PETSC_USE_EXTERN_CXX) && defined(__cplusplus) 9 extern "C" { 10 #endif 11 12 /*S 13 PetscViewer - Abstract PETSc object that helps view (in ASCII, binary, graphically etc) 14 other PETSc objects 15 16 Level: beginner 17 18 Concepts: viewing 19 20 .seealso: PetscViewerCreate(), PetscViewerSetType(), PetscViewerType 21 S*/ 22 typedef struct _p_PetscViewer* PetscViewer; 23 24 #if defined(PETSC_USE_EXTERN_CXX) && defined(__cplusplus) 25 } 26 #endif 27 28 #include "petscsys.h" 29 30 #if defined(PETSC_USE_EXTERN_CXX) && defined(__cplusplus) 31 extern "C" { 32 #endif 33 34 extern PetscClassId PETSC_VIEWER_CLASSID; 35 36 #if defined(PETSC_USE_EXTERN_CXX) && defined(__cplusplus) 37 } 38 #endif 39 40 41 /* 42 petscsys.h must be included AFTER the definition of PetscViewer for ADIC to 43 process correctly. 44 */ 45 PETSC_EXTERN_CXX_BEGIN 46 /*J 47 PetscViewerType - String with the name of a PETSc PETScViewer 48 49 Level: beginner 50 51 .seealso: PetscViewerSetType(), PetscViewer 52 J*/ 53 #define PetscViewerType char* 54 #define PETSCVIEWERSOCKET "socket" 55 #define PETSCVIEWERASCII "ascii" 56 #define PETSCVIEWERBINARY "binary" 57 #define PETSCVIEWERSTRING "string" 58 #define PETSCVIEWERDRAW "draw" 59 #define PETSCVIEWERVU "vu" 60 #define PETSCVIEWERMATHEMATICA "mathematica" 61 #define PETSCVIEWERNETCDF "netcdf" 62 #define PETSCVIEWERHDF5 "hdf5" 63 #define PETSCVIEWERVTK "vtk" 64 #define PETSCVIEWERMATLAB "matlab" 65 #define PETSCVIEWERAMS "ams" 66 67 extern PetscFList PetscViewerList; 68 extern PetscErrorCode PetscViewerRegisterAll(const char *); 69 extern PetscErrorCode PetscViewerRegisterDestroy(void); 70 extern PetscErrorCode PetscViewerInitializePackage(const char[]); 71 72 extern PetscErrorCode PetscViewerRegister(const char*,const char*,const char*,PetscErrorCode (*)(PetscViewer)); 73 74 /*MC 75 PetscViewerRegisterDynamic - Adds a viewer 76 77 Synopsis: 78 PetscErrorCode PetscViewerRegisterDynamic(const char *name_solver,const char *path,const char *name_create,PetscErrorCode (*routine_create)(PetscViewer)) 79 80 Not Collective 81 82 Input Parameters: 83 + name_solver - name of a new user-defined viewer 84 . path - path (either absolute or relative) the library containing this viewer 85 . name_create - name of routine to create method context 86 - routine_create - routine to create method context 87 88 Level: developer 89 90 Notes: 91 PetscViewerRegisterDynamic() may be called multiple times to add several user-defined viewers. 92 93 If dynamic libraries are used, then the fourth input argument (routine_create) 94 is ignored. 95 96 Sample usage: 97 .vb 98 PetscViewerRegisterDynamic("my_viewer_type",/home/username/my_lib/lib/libO/solaris/mylib.a, 99 "MyViewerCreate",MyViewerCreate); 100 .ve 101 102 Then, your solver can be chosen with the procedural interface via 103 $ PetscViewerSetType(viewer,"my_viewer_type") 104 or at runtime via the option 105 $ -viewer_type my_viewer_type 106 107 Concepts: registering^Viewers 108 109 .seealso: PetscViewerRegisterAll(), PetscViewerRegisterDestroy() 110 M*/ 111 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 112 #define PetscViewerRegisterDynamic(a,b,c,d) PetscViewerRegister(a,b,c,0) 113 #else 114 #define PetscViewerRegisterDynamic(a,b,c,d) PetscViewerRegister(a,b,c,d) 115 #endif 116 117 extern PetscErrorCode PetscViewerCreate(MPI_Comm,PetscViewer*); 118 PetscPolymorphicSubroutine(PetscViewerCreate,(PetscViewer *v),(PETSC_COMM_SELF,v)) 119 extern PetscErrorCode PetscViewerSetFromOptions(PetscViewer); 120 extern PetscErrorCode PetscViewerASCIIOpenWithFILE(MPI_Comm,FILE*,PetscViewer*); 121 122 extern PetscErrorCode PetscViewerASCIIOpen(MPI_Comm,const char[],PetscViewer*); 123 extern PetscErrorCode PetscViewerASCIISetFILE(PetscViewer,FILE*); 124 extern PetscErrorCode PetscViewerBinaryOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*); 125 extern PetscErrorCode PetscViewerBinaryGetFlowControl(PetscViewer,PetscInt*); 126 extern PetscErrorCode PetscViewerBinarySetFlowControl(PetscViewer,PetscInt); 127 extern PetscErrorCode PetscViewerBinarySetMPIIO(PetscViewer); 128 extern PetscErrorCode PetscViewerBinaryGetMPIIO(PetscViewer,PetscBool *); 129 #if defined(PETSC_HAVE_MPIIO) 130 extern PetscErrorCode PetscViewerBinaryGetMPIIODescriptor(PetscViewer,MPI_File*); 131 extern PetscErrorCode PetscViewerBinaryGetMPIIOOffset(PetscViewer,MPI_Offset*); 132 extern PetscErrorCode PetscViewerBinaryAddMPIIOOffset(PetscViewer,MPI_Offset); 133 #endif 134 135 extern PetscErrorCode PetscViewerSocketOpen(MPI_Comm,const char[],int,PetscViewer*); 136 extern PetscErrorCode PetscViewerStringOpen(MPI_Comm,char[],PetscInt,PetscViewer*); 137 extern PetscErrorCode PetscViewerDrawOpen(MPI_Comm,const char[],const char[],int,int,int,int,PetscViewer*); 138 extern PetscErrorCode PetscViewerMathematicaOpen(MPI_Comm, int, const char[], const char[], PetscViewer *); 139 extern PetscErrorCode PetscViewerSiloOpen(MPI_Comm, const char[], PetscViewer *); 140 extern PetscErrorCode PetscViewerMatlabOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*); 141 142 extern PetscErrorCode PetscViewerGetType(PetscViewer,const PetscViewerType*); 143 extern PetscErrorCode PetscViewerSetType(PetscViewer,const PetscViewerType); 144 extern PetscErrorCode PetscViewerDestroy(PetscViewer*); 145 extern PetscErrorCode PetscViewerGetSingleton(PetscViewer,PetscViewer*); 146 extern PetscErrorCode PetscViewerRestoreSingleton(PetscViewer,PetscViewer*); 147 extern PetscErrorCode PetscViewerGetSubcomm(PetscViewer,MPI_Comm,PetscViewer*); 148 extern PetscErrorCode PetscViewerRestoreSubcomm(PetscViewer,MPI_Comm,PetscViewer*); 149 150 extern PetscErrorCode PetscViewerSetUp(PetscViewer); 151 extern PetscErrorCode PetscViewerView(PetscViewer,PetscViewer); 152 153 extern PetscErrorCode PetscViewerSetOptionsPrefix(PetscViewer,const char[]); 154 extern PetscErrorCode PetscViewerAppendOptionsPrefix(PetscViewer,const char[]); 155 extern PetscErrorCode PetscViewerGetOptionsPrefix(PetscViewer,const char*[]); 156 157 /*E 158 PetscViewerFormat - Way a viewer presents the object 159 160 Level: beginner 161 162 The values below are also listed in finclude/petscviewer.h. If another values is added below it 163 must also be added there. 164 165 .seealso: PetscViewerSetFormat(), PetscViewer, PetscViewerType, PetscViewerPushFormat(), PetscViewerPopFormat() 166 E*/ 167 typedef enum { 168 PETSC_VIEWER_DEFAULT, 169 PETSC_VIEWER_ASCII_MATLAB, 170 PETSC_VIEWER_ASCII_MATHEMATICA, 171 PETSC_VIEWER_ASCII_IMPL, 172 PETSC_VIEWER_ASCII_INFO, 173 PETSC_VIEWER_ASCII_INFO_DETAIL, 174 PETSC_VIEWER_ASCII_COMMON, 175 PETSC_VIEWER_ASCII_SYMMODU, 176 PETSC_VIEWER_ASCII_INDEX, 177 PETSC_VIEWER_ASCII_DENSE, 178 PETSC_VIEWER_ASCII_MATRIXMARKET, 179 PETSC_VIEWER_ASCII_VTK, 180 PETSC_VIEWER_ASCII_VTK_CELL, 181 PETSC_VIEWER_ASCII_VTK_COORDS, 182 PETSC_VIEWER_ASCII_PCICE, 183 PETSC_VIEWER_ASCII_PYTHON, 184 PETSC_VIEWER_ASCII_FACTOR_INFO, 185 PETSC_VIEWER_DRAW_BASIC, 186 PETSC_VIEWER_DRAW_LG, 187 PETSC_VIEWER_DRAW_CONTOUR, 188 PETSC_VIEWER_DRAW_PORTS, 189 PETSC_VIEWER_VTK_VTS, 190 PETSC_VIEWER_NATIVE, 191 PETSC_VIEWER_NOFORMAT 192 } PetscViewerFormat; 193 extern const char *const PetscViewerFormats[]; 194 195 extern PetscErrorCode PetscViewerSetFormat(PetscViewer,PetscViewerFormat); 196 extern PetscErrorCode PetscViewerPushFormat(PetscViewer,PetscViewerFormat); 197 extern PetscErrorCode PetscViewerPopFormat(PetscViewer); 198 extern PetscErrorCode PetscViewerGetFormat(PetscViewer,PetscViewerFormat*); 199 extern PetscErrorCode PetscViewerFlush(PetscViewer); 200 201 /* 202 Operations explicit to a particular class of viewers 203 */ 204 205 extern PetscErrorCode PetscViewerASCIIGetPointer(PetscViewer,FILE**); 206 extern PetscErrorCode PetscViewerFileGetMode(PetscViewer,PetscFileMode*); 207 extern PetscErrorCode PetscViewerFileSetMode(PetscViewer,PetscFileMode); 208 extern PetscErrorCode PetscViewerASCIIPrintf(PetscViewer,const char[],...); 209 extern PetscErrorCode PetscViewerASCIISynchronizedPrintf(PetscViewer,const char[],...); 210 extern PetscErrorCode PetscViewerASCIISynchronizedAllow(PetscViewer,PetscBool); 211 extern PetscErrorCode PetscViewerASCIIPushTab(PetscViewer); 212 extern PetscErrorCode PetscViewerASCIIPopTab(PetscViewer); 213 extern PetscErrorCode PetscViewerASCIIUseTabs(PetscViewer,PetscBool ); 214 extern PetscErrorCode PetscViewerASCIISetTab(PetscViewer,PetscInt); 215 extern PetscErrorCode PetscViewerASCIIAddTab(PetscViewer,PetscInt); 216 extern PetscErrorCode PetscViewerASCIISubtractTab(PetscViewer,PetscInt); 217 extern PetscErrorCode PetscViewerBinaryGetDescriptor(PetscViewer,int*); 218 extern PetscErrorCode PetscViewerBinaryGetInfoPointer(PetscViewer,FILE **); 219 extern PetscErrorCode PetscViewerBinaryRead(PetscViewer,void*,PetscInt,PetscDataType); 220 extern PetscErrorCode PetscViewerBinaryWrite(PetscViewer,void*,PetscInt,PetscDataType,PetscBool ); 221 extern PetscErrorCode PetscViewerStringSPrintf(PetscViewer,const char[],...); 222 extern PetscErrorCode PetscViewerStringSetString(PetscViewer,char[],PetscInt); 223 extern PetscErrorCode PetscViewerDrawClear(PetscViewer); 224 extern PetscErrorCode PetscViewerDrawSetHold(PetscViewer,PetscBool); 225 extern PetscErrorCode PetscViewerDrawGetHold(PetscViewer,PetscBool*); 226 extern PetscErrorCode PetscViewerDrawSetPause(PetscViewer,PetscReal); 227 extern PetscErrorCode PetscViewerDrawGetPause(PetscViewer,PetscReal*); 228 extern PetscErrorCode PetscViewerDrawSetInfo(PetscViewer,const char[],const char[],int,int,int,int); 229 extern PetscErrorCode PetscViewerDrawResize(PetscViewer,int,int); 230 extern PetscErrorCode PetscViewerDrawSetBounds(PetscViewer,PetscInt,const PetscReal*); 231 extern PetscErrorCode PetscViewerDrawGetBounds(PetscViewer,PetscInt*,const PetscReal**); 232 extern PetscErrorCode PetscViewerSocketSetConnection(PetscViewer,const char[],int); 233 extern PetscErrorCode PetscViewerBinarySkipInfo(PetscViewer); 234 extern PetscErrorCode PetscViewerBinarySetSkipOptions(PetscViewer,PetscBool ); 235 extern PetscErrorCode PetscViewerBinaryGetSkipOptions(PetscViewer,PetscBool *); 236 extern PetscErrorCode PetscViewerBinarySetSkipHeader(PetscViewer,PetscBool); 237 extern PetscErrorCode PetscViewerBinaryGetSkipHeader(PetscViewer,PetscBool*); 238 extern PetscErrorCode PetscViewerBinaryReadStringArray(PetscViewer,char***); 239 extern PetscErrorCode PetscViewerBinaryWriteStringArray(PetscViewer,char**); 240 241 extern PetscErrorCode PetscViewerFileSetName(PetscViewer,const char[]); 242 extern PetscErrorCode PetscViewerFileGetName(PetscViewer,const char**); 243 244 extern PetscErrorCode PetscPLAPACKInitializePackage(MPI_Comm com); 245 extern PetscErrorCode PetscPLAPACKFinalizePackage(void); 246 247 extern PetscErrorCode PetscViewerVUGetPointer(PetscViewer, FILE**); 248 extern PetscErrorCode PetscViewerVUSetVecSeen(PetscViewer, PetscBool ); 249 extern PetscErrorCode PetscViewerVUGetVecSeen(PetscViewer, PetscBool *); 250 extern PetscErrorCode PetscViewerVUPrintDeferred(PetscViewer, const char [], ...); 251 extern PetscErrorCode PetscViewerVUFlushDeferred(PetscViewer); 252 253 extern PetscErrorCode PetscViewerMathematicaInitializePackage(const char[]); 254 extern PetscErrorCode PetscViewerMathematicaFinalizePackage(void); 255 extern PetscErrorCode PetscViewerMathematicaGetName(PetscViewer, const char **); 256 extern PetscErrorCode PetscViewerMathematicaSetName(PetscViewer, const char []); 257 extern PetscErrorCode PetscViewerMathematicaClearName(PetscViewer); 258 extern PetscErrorCode PetscViewerMathematicaSkipPackets(PetscViewer, int); 259 260 extern PetscErrorCode PetscViewerSiloGetName(PetscViewer, char **); 261 extern PetscErrorCode PetscViewerSiloSetName(PetscViewer, const char []); 262 extern PetscErrorCode PetscViewerSiloClearName(PetscViewer); 263 extern PetscErrorCode PetscViewerSiloGetMeshName(PetscViewer, char **); 264 extern PetscErrorCode PetscViewerSiloSetMeshName(PetscViewer, const char []); 265 extern PetscErrorCode PetscViewerSiloClearMeshName(PetscViewer); 266 267 extern PetscErrorCode PetscViewerNetcdfOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*); 268 extern PetscErrorCode PetscViewerNetcdfGetID(PetscViewer, int *); 269 270 extern PetscErrorCode PetscViewerHDF5WriteSDS(PetscViewer,float *,int,int *,int); 271 272 extern PetscErrorCode PetscViewerHDF5Open(MPI_Comm,const char[],PetscFileMode,PetscViewer*); 273 extern PetscErrorCode PetscViewerHDF5PushGroup(PetscViewer,const char *); 274 extern PetscErrorCode PetscViewerHDF5PopGroup(PetscViewer); 275 extern PetscErrorCode PetscViewerHDF5GetGroup(PetscViewer, const char **); 276 extern PetscErrorCode PetscViewerHDF5IncrementTimestep(PetscViewer); 277 extern PetscErrorCode PetscViewerHDF5SetTimestep(PetscViewer,PetscInt); 278 extern PetscErrorCode PetscViewerHDF5GetTimestep(PetscViewer,PetscInt*); 279 #ifdef PETSC_HAVE_HDF5 280 #include <hdf5.h> 281 extern PetscErrorCode PetscViewerHDF5GetFileId(PetscViewer,hid_t*); 282 extern PetscErrorCode PetscViewerHDF5OpenGroup(PetscViewer, hid_t *, hid_t *); 283 #endif 284 285 typedef PetscErrorCode (*PetscViewerVTKWriteFunction)(PetscObject,PetscViewer); 286 extern PetscErrorCode PetscViewerVTKAddField(PetscViewer,PetscObject,PetscViewerVTKWriteFunction,PetscObject); 287 extern PetscErrorCode PetscViewerVTKOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*); 288 289 /* 290 These are all the default viewers that do not have 291 to be explicitly opened 292 */ 293 extern PetscViewer PETSC_VIEWER_STDOUT_(MPI_Comm); 294 extern PetscErrorCode PetscViewerASCIIGetStdout(MPI_Comm,PetscViewer*); 295 extern PetscViewer PETSC_VIEWER_STDERR_(MPI_Comm); 296 extern PetscErrorCode PetscViewerASCIIGetStderr(MPI_Comm,PetscViewer*); 297 extern PetscViewer PETSC_VIEWER_DRAW_(MPI_Comm); 298 extern PetscViewer PETSC_VIEWER_SOCKET_(MPI_Comm); 299 extern PetscViewer PETSC_VIEWER_BINARY_(MPI_Comm); 300 extern PetscViewer PETSC_VIEWER_MATLAB_(MPI_Comm); 301 extern PetscViewer PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE; 302 303 #define PETSC_VIEWER_STDERR_SELF PETSC_VIEWER_STDERR_(PETSC_COMM_SELF) 304 #define PETSC_VIEWER_STDERR_WORLD PETSC_VIEWER_STDERR_(PETSC_COMM_WORLD) 305 306 /*MC 307 PETSC_VIEWER_STDOUT_WORLD - same as PETSC_VIEWER_STDOUT_(PETSC_COMM_WORLD) 308 309 Level: beginner 310 M*/ 311 #define PETSC_VIEWER_STDOUT_WORLD PETSC_VIEWER_STDOUT_(PETSC_COMM_WORLD) 312 313 /*MC 314 PETSC_VIEWER_STDOUT_SELF - same as PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF) 315 316 Level: beginner 317 M*/ 318 #define PETSC_VIEWER_STDOUT_SELF PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF) 319 320 /*MC 321 PETSC_VIEWER_DRAW_WORLD - same as PETSC_VIEWER_DRAW_(PETSC_COMM_WORLD) 322 323 Level: intermediate 324 M*/ 325 #define PETSC_VIEWER_DRAW_WORLD PETSC_VIEWER_DRAW_(PETSC_COMM_WORLD) 326 327 /*MC 328 PETSC_VIEWER_DRAW_SELF - same as PETSC_VIEWER_DRAW_(PETSC_COMM_SELF) 329 330 Level: intermediate 331 M*/ 332 #define PETSC_VIEWER_DRAW_SELF PETSC_VIEWER_DRAW_(PETSC_COMM_SELF) 333 334 /*MC 335 PETSC_VIEWER_SOCKET_WORLD - same as PETSC_VIEWER_SOCKET_(PETSC_COMM_WORLD) 336 337 Level: intermediate 338 M*/ 339 #define PETSC_VIEWER_SOCKET_WORLD PETSC_VIEWER_SOCKET_(PETSC_COMM_WORLD) 340 341 /*MC 342 PETSC_VIEWER_SOCKET_SELF - same as PETSC_VIEWER_SOCKET_(PETSC_COMM_SELF) 343 344 Level: intermediate 345 M*/ 346 #define PETSC_VIEWER_SOCKET_SELF PETSC_VIEWER_SOCKET_(PETSC_COMM_SELF) 347 348 /*MC 349 PETSC_VIEWER_BINARY_WORLD - same as PETSC_VIEWER_BINARY_(PETSC_COMM_WORLD) 350 351 Level: intermediate 352 M*/ 353 #define PETSC_VIEWER_BINARY_WORLD PETSC_VIEWER_BINARY_(PETSC_COMM_WORLD) 354 355 /*MC 356 PETSC_VIEWER_BINARY_SELF - same as PETSC_VIEWER_BINARY_(PETSC_COMM_SELF) 357 358 Level: intermediate 359 M*/ 360 #define PETSC_VIEWER_BINARY_SELF PETSC_VIEWER_BINARY_(PETSC_COMM_SELF) 361 362 /*MC 363 PETSC_VIEWER_MATLAB_WORLD - same as PETSC_VIEWER_MATLAB_(PETSC_COMM_WORLD) 364 365 Level: intermediate 366 M*/ 367 #define PETSC_VIEWER_MATLAB_WORLD PETSC_VIEWER_MATLAB_(PETSC_COMM_WORLD) 368 369 /*MC 370 PETSC_VIEWER_MATLAB_SELF - same as PETSC_VIEWER_MATLAB_(PETSC_COMM_SELF) 371 372 Level: intermediate 373 M*/ 374 #define PETSC_VIEWER_MATLAB_SELF PETSC_VIEWER_MATLAB_(PETSC_COMM_SELF) 375 376 #define PETSC_VIEWER_MATHEMATICA_WORLD (PetscViewerInitializeMathematicaWorld_Private(),PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE) 377 378 #define PetscViewerFlowControlStart(viewer,mcnt,cnt) (PetscViewerBinaryGetFlowControl(viewer,mcnt) || PetscViewerBinaryGetFlowControl(viewer,cnt)) 379 #define PetscViewerFlowControlStepMaster(viewer,i,mcnt,cnt) ((i >= mcnt) ? (mcnt += cnt,MPI_Bcast(&mcnt,1,MPIU_INT,0,((PetscObject)viewer)->comm)) : 0) 380 #define PetscViewerFlowControlEndMaster(viewer,mcnt) (mcnt = 0,MPI_Bcast(&mcnt,1,MPIU_INT,0,((PetscObject)viewer)->comm)) 381 #define PetscViewerFlowControlStepWorker(viewer,rank,mcnt) 0; while (1) { PetscErrorCode _ierr; \ 382 if (rank < mcnt) break; \ 383 _ierr = MPI_Bcast(&mcnt,1,MPIU_INT,0,((PetscObject)viewer)->comm);CHKERRQ(_ierr);\ 384 } 385 #define PetscViewerFlowControlEndWorker(viewer,mcnt) 0; while (1) { PetscErrorCode _ierr; \ 386 _ierr = MPI_Bcast(&mcnt,1,MPIU_INT,0,((PetscObject)viewer)->comm);CHKERRQ(_ierr);\ 387 if (mcnt == 0) break; \ 388 } 389 390 /* 391 petscViewer writes to MATLAB .mat file 392 */ 393 extern PetscErrorCode PetscViewerMatlabPutArray(PetscViewer,int,int,const PetscScalar*,const char*); 394 extern PetscErrorCode PetscViewerMatlabGetArray(PetscViewer,int,int,PetscScalar*,const char*); 395 extern PetscErrorCode PetscViewerMatlabPutVariable(PetscViewer,const char*,void*); 396 397 /*S 398 PetscViewers - Abstract collection of PetscViewers. It is just an expandable array of viewers. 399 400 Level: intermediate 401 402 Concepts: viewing 403 404 .seealso: PetscViewerCreate(), PetscViewerSetType(), PetscViewerType, PetscViewer, PetscViewersCreate(), 405 PetscViewersGetViewer() 406 S*/ 407 typedef struct _n_PetscViewers* PetscViewers; 408 extern PetscErrorCode PetscViewersCreate(MPI_Comm,PetscViewers*); 409 extern PetscErrorCode PetscViewersDestroy(PetscViewers*); 410 extern PetscErrorCode PetscViewersGetViewer(PetscViewers,PetscInt,PetscViewer*); 411 412 #if defined(PETSC_HAVE_AMS) 413 #include <ams.h> 414 extern PetscErrorCode PetscViewerAMSSetCommName(PetscViewer,const char[]); 415 extern PetscErrorCode PetscViewerAMSGetAMSComm(PetscViewer,AMS_Comm *); 416 extern PetscErrorCode PetscViewerAMSOpen(MPI_Comm,const char[],PetscViewer*); 417 extern PetscErrorCode PetscViewerAMSLock(PetscViewer); 418 extern PetscViewer PETSC_VIEWER_AMS_(MPI_Comm); 419 extern PetscErrorCode PETSC_VIEWER_AMS_Destroy(MPI_Comm); 420 #define PETSC_VIEWER_AMS_WORLD PETSC_VIEWER_AMS_(PETSC_COMM_WORLD) 421 #endif 422 423 424 PETSC_EXTERN_CXX_END 425 #endif 426