xref: /petsc/include/petscviewer.h (revision 00a402e09c6d62f19dbf72eef0e53394ab690d5c)
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 #include <petscsys.h>
9 #include <petscviewertypes.h>
10 #include <petscdrawtypes.h>
11 
12 PETSC_EXTERN PetscClassId PETSC_VIEWER_CLASSID;
13 
14 /*J
15     PetscViewerType - String with the name of a PETSc PETScViewer
16 
17    Level: beginner
18 
19 .seealso: PetscViewerSetType(), PetscViewer, PetscViewerRegister(), PetscViewerCreate()
20 J*/
21 typedef const char* PetscViewerType;
22 #define PETSCVIEWERSOCKET       "socket"
23 #define PETSCVIEWERASCII        "ascii"
24 #define PETSCVIEWERBINARY       "binary"
25 #define PETSCVIEWERSTRING       "string"
26 #define PETSCVIEWERDRAW         "draw"
27 #define PETSCVIEWERVU           "vu"
28 #define PETSCVIEWERMATHEMATICA  "mathematica"
29 #define PETSCVIEWERHDF5         "hdf5"
30 #define PETSCVIEWERVTK          "vtk"
31 #define PETSCVIEWERMATLAB       "matlab"
32 #define PETSCVIEWERSAWS         "saws"
33 #define PETSCVIEWERGLVIS        "glvis"
34 
35 PETSC_EXTERN PetscFunctionList PetscViewerList;
36 PETSC_EXTERN PetscErrorCode PetscViewerInitializePackage(void);
37 
38 PETSC_EXTERN PetscErrorCode PetscViewerRegister(const char[],PetscErrorCode (*)(PetscViewer));
39 
40 PETSC_EXTERN PetscErrorCode PetscViewerCreate(MPI_Comm,PetscViewer*);
41 PETSC_EXTERN PetscErrorCode PetscViewerSetFromOptions(PetscViewer);
42 PETSC_EXTERN PetscErrorCode PetscViewerASCIIOpenWithFILE(MPI_Comm,FILE*,PetscViewer*);
43 
44 PETSC_EXTERN PetscErrorCode PetscViewerASCIIOpen(MPI_Comm,const char[],PetscViewer*);
45 PETSC_EXTERN PetscErrorCode PetscViewerASCIISetFILE(PetscViewer,FILE*);
46 PETSC_EXTERN PetscErrorCode PetscViewerBinaryOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*);
47 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetFlowControl(PetscViewer,PetscInt*);
48 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetFlowControl(PetscViewer,PetscInt);
49 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetUseMPIIO(PetscViewer,PetscBool);
50 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetUseMPIIO(PetscViewer,PetscBool *);
51 #if defined(PETSC_HAVE_MPIIO)
52 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetMPIIODescriptor(PetscViewer,MPI_File*);
53 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetMPIIOOffset(PetscViewer,MPI_Offset*);
54 PETSC_EXTERN PetscErrorCode PetscViewerBinaryAddMPIIOOffset(PetscViewer,MPI_Offset);
55 #endif
56 
57 PETSC_EXTERN PetscErrorCode PetscViewerSocketOpen(MPI_Comm,const char[],int,PetscViewer*);
58 PETSC_EXTERN PetscErrorCode PetscViewerStringOpen(MPI_Comm,char[],size_t,PetscViewer*);
59 PETSC_EXTERN PetscErrorCode PetscViewerDrawOpen(MPI_Comm,const char[],const char[],int,int,int,int,PetscViewer*);
60 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetDrawType(PetscViewer,PetscDrawType);
61 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDrawType(PetscViewer,PetscDrawType*);
62 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetTitle(PetscViewer,const char[]);
63 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetTitle(PetscViewer,const char*[]);
64 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDraw(PetscViewer,PetscInt,PetscDraw*);
65 PETSC_EXTERN PetscErrorCode PetscViewerDrawBaseAdd(PetscViewer,PetscInt);
66 PETSC_EXTERN PetscErrorCode PetscViewerDrawBaseSet(PetscViewer,PetscInt);
67 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDrawLG(PetscViewer,PetscInt,PetscDrawLG*);
68 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDrawAxis(PetscViewer,PetscInt,PetscDrawAxis*);
69 
70 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaOpen(MPI_Comm, int, const char[], const char[], PetscViewer *);
71 PETSC_EXTERN PetscErrorCode PetscViewerSiloOpen(MPI_Comm, const char[], PetscViewer *);
72 PETSC_EXTERN PetscErrorCode PetscViewerMatlabOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*);
73 
74 /*E
75     PetscViewerGLVisType - indicates what type of GLVis viewer to use
76 
77     Level: beginner
78 
79 .seealso: PetscViewerGLVisOpen()
80 E*/
81 typedef enum {PETSC_VIEWER_GLVIS_DUMP, PETSC_VIEWER_GLVIS_SOCKET} PetscViewerGLVisType;
82 PETSC_EXTERN PetscErrorCode PetscViewerGLVisOpen(MPI_Comm,PetscViewerGLVisType,const char*,PetscInt,PetscViewer*);
83 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetPrecision(PetscViewer,PetscInt);
84 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetSnapId(PetscViewer,PetscInt);
85 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetFields(PetscViewer,PetscInt,const char*[],PetscInt[],PetscErrorCode(*)(PetscObject,PetscInt,PetscObject[],void*),PetscObject[],void*,PetscErrorCode(*)(void*));
86 
87 PETSC_EXTERN PetscErrorCode PetscViewerGetType(PetscViewer,PetscViewerType*);
88 PETSC_EXTERN PetscErrorCode PetscViewerSetType(PetscViewer,PetscViewerType);
89 PETSC_EXTERN PetscErrorCode PetscViewerDestroy(PetscViewer*);
90 PETSC_EXTERN PetscErrorCode PetscViewerGetSubViewer(PetscViewer,MPI_Comm,PetscViewer*);
91 PETSC_EXTERN PetscErrorCode PetscViewerRestoreSubViewer(PetscViewer,MPI_Comm,PetscViewer*);
92 
93 PETSC_EXTERN PetscErrorCode PetscViewerSetUp(PetscViewer);
94 PETSC_EXTERN PetscErrorCode PetscViewerView(PetscViewer,PetscViewer);
95 PETSC_STATIC_INLINE PetscErrorCode PetscViewerViewFromOptions(PetscViewer A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
96 
97 PETSC_EXTERN PetscErrorCode PetscViewerSetOptionsPrefix(PetscViewer,const char[]);
98 PETSC_EXTERN PetscErrorCode PetscViewerAppendOptionsPrefix(PetscViewer,const char[]);
99 PETSC_EXTERN PetscErrorCode PetscViewerGetOptionsPrefix(PetscViewer,const char*[]);
100 
101 /*E
102     PetscViewerFormat - Way a viewer presents the object
103 
104    Level: beginner
105 
106    The values below are also listed in petsc/finclude/petscviewer.h. If another values is added below it
107    must also be added there.
108 
109 .seealso: PetscViewer, PetscViewerType, PetscViewerPushFormat(), PetscViewerPopFormat()
110 E*/
111 typedef enum {
112   PETSC_VIEWER_DEFAULT,
113   PETSC_VIEWER_ASCII_MATLAB,
114   PETSC_VIEWER_ASCII_MATHEMATICA,
115   PETSC_VIEWER_ASCII_IMPL,
116   PETSC_VIEWER_ASCII_INFO,
117   PETSC_VIEWER_ASCII_INFO_DETAIL,
118   PETSC_VIEWER_ASCII_COMMON,
119   PETSC_VIEWER_ASCII_SYMMODU,
120   PETSC_VIEWER_ASCII_INDEX,
121   PETSC_VIEWER_ASCII_DENSE,
122   PETSC_VIEWER_ASCII_MATRIXMARKET,
123   PETSC_VIEWER_ASCII_VTK,
124   PETSC_VIEWER_ASCII_VTK_CELL,
125   PETSC_VIEWER_ASCII_VTK_COORDS,
126   PETSC_VIEWER_ASCII_PCICE,
127   PETSC_VIEWER_ASCII_PYTHON,
128   PETSC_VIEWER_ASCII_FACTOR_INFO,
129   PETSC_VIEWER_ASCII_LATEX,
130   PETSC_VIEWER_ASCII_XML,
131   PETSC_VIEWER_ASCII_GLVIS,
132   PETSC_VIEWER_DRAW_BASIC,
133   PETSC_VIEWER_DRAW_LG,
134   PETSC_VIEWER_DRAW_CONTOUR,
135   PETSC_VIEWER_DRAW_PORTS,
136   PETSC_VIEWER_VTK_VTS,
137   PETSC_VIEWER_VTK_VTR,
138   PETSC_VIEWER_VTK_VTU,
139   PETSC_VIEWER_BINARY_MATLAB,
140   PETSC_VIEWER_NATIVE,
141   PETSC_VIEWER_HDF5_VIZ,
142   PETSC_VIEWER_NOFORMAT,
143   PETSC_VIEWER_LOAD_BALANCE
144   } PetscViewerFormat;
145 PETSC_EXTERN const char *const PetscViewerFormats[];
146 
147 PETSC_EXTERN PETSC_DEPRECATED("Use PetscViewerPushFormat()/PetscViewerPopFormat()") PetscErrorCode PetscViewerSetFormat(PetscViewer,PetscViewerFormat);
148 PETSC_EXTERN PetscErrorCode PetscViewerPushFormat(PetscViewer,PetscViewerFormat);
149 PETSC_EXTERN PetscErrorCode PetscViewerPopFormat(PetscViewer);
150 PETSC_EXTERN PetscErrorCode PetscViewerGetFormat(PetscViewer,PetscViewerFormat*);
151 PETSC_EXTERN PetscErrorCode PetscViewerFlush(PetscViewer);
152 
153 PETSC_EXTERN PetscErrorCode PetscOptionsPushGetViewerOff(PetscBool);
154 PETSC_EXTERN PetscErrorCode PetscOptionsPopGetViewerOff(void);
155 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewerOff(PetscBool*);
156 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewer(MPI_Comm,const char[],const char[],PetscViewer*,PetscViewerFormat*,PetscBool*);
157 #define PetscOptionsViewer(a,b,c,d,e,f) PetscOptionsViewer_Private(PetscOptionsObject,a,b,c,d,e,f);
158 PETSC_EXTERN PetscErrorCode PetscOptionsViewer_Private(PetscOptionItems*,const char[],const char[],const char[],PetscViewer*,PetscViewerFormat *,PetscBool *);
159 
160 typedef struct {PetscViewer viewer;PetscViewerFormat format;} PetscViewerAndFormat;
161 PETSC_EXTERN PetscErrorCode  PetscViewerAndFormatCreate(PetscViewer,PetscViewerFormat,PetscViewerAndFormat**);
162 PETSC_EXTERN PetscErrorCode  PetscViewerAndFormatDestroy(PetscViewerAndFormat**);
163 
164 /*
165    Operations explicit to a particular class of viewers
166 */
167 
168 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetPointer(PetscViewer,FILE**);
169 PETSC_EXTERN PetscErrorCode PetscViewerFileGetMode(PetscViewer,PetscFileMode*);
170 PETSC_EXTERN PetscErrorCode PetscViewerFileSetMode(PetscViewer,PetscFileMode);
171 PETSC_EXTERN PetscErrorCode PetscViewerRead(PetscViewer,void*,PetscInt,PetscInt*,PetscDataType);
172 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPrintf(PetscViewer,const char[],...);
173 PETSC_EXTERN PetscErrorCode PetscViewerASCIISynchronizedPrintf(PetscViewer,const char[],...);
174 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPushSynchronized(PetscViewer);
175 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPopSynchronized(PetscViewer);
176 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPushTab(PetscViewer);
177 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPopTab(PetscViewer);
178 PETSC_EXTERN PetscErrorCode PetscViewerASCIIUseTabs(PetscViewer,PetscBool );
179 PETSC_EXTERN PetscErrorCode PetscViewerASCIISetTab(PetscViewer,PetscInt);
180 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetTab(PetscViewer,PetscInt*);
181 PETSC_EXTERN PetscErrorCode PetscViewerASCIIAddTab(PetscViewer,PetscInt);
182 PETSC_EXTERN PetscErrorCode PetscViewerASCIISubtractTab(PetscViewer,PetscInt);
183 PETSC_EXTERN PetscErrorCode PetscViewerASCIIRead(PetscViewer,void *,PetscInt,PetscInt*,PetscDataType);
184 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetDescriptor(PetscViewer,int*);
185 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetInfoPointer(PetscViewer,FILE **);
186 PETSC_EXTERN PetscErrorCode PetscViewerBinaryRead(PetscViewer,void*,PetscInt,PetscInt*,PetscDataType);
187 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWrite(PetscViewer,void*,PetscInt,PetscDataType,PetscBool );
188 PETSC_EXTERN PetscErrorCode PetscViewerStringSPrintf(PetscViewer,const char[],...);
189 PETSC_EXTERN PetscErrorCode PetscViewerStringSetString(PetscViewer,char[],PetscInt);
190 PETSC_EXTERN PetscErrorCode PetscViewerDrawClear(PetscViewer);
191 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetHold(PetscViewer,PetscBool);
192 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetHold(PetscViewer,PetscBool*);
193 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetPause(PetscViewer,PetscReal);
194 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetPause(PetscViewer,PetscReal*);
195 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetInfo(PetscViewer,const char[],const char[],int,int,int,int);
196 PETSC_EXTERN PetscErrorCode PetscViewerDrawResize(PetscViewer,int,int);
197 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetBounds(PetscViewer,PetscInt,const PetscReal*);
198 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetBounds(PetscViewer,PetscInt*,const PetscReal**);
199 PETSC_EXTERN PetscErrorCode PetscViewerSocketSetConnection(PetscViewer,const char[],int);
200 PETSC_EXTERN PetscErrorCode PetscViewerBinarySkipInfo(PetscViewer);
201 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipInfo(PetscViewer,PetscBool);
202 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipInfo(PetscViewer,PetscBool*);
203 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipOptions(PetscViewer,PetscBool );
204 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipOptions(PetscViewer,PetscBool *);
205 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipHeader(PetscViewer,PetscBool);
206 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipHeader(PetscViewer,PetscBool*);
207 PETSC_EXTERN PetscErrorCode PetscViewerBinaryReadStringArray(PetscViewer,char***);
208 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWriteStringArray(PetscViewer,const char *const*);
209 
210 PETSC_EXTERN PetscErrorCode PetscViewerFileSetName(PetscViewer,const char[]);
211 PETSC_EXTERN PetscErrorCode PetscViewerFileGetName(PetscViewer,const char**);
212 
213 PETSC_EXTERN PetscErrorCode PetscViewerVUGetPointer(PetscViewer, FILE**);
214 PETSC_EXTERN PetscErrorCode PetscViewerVUSetVecSeen(PetscViewer, PetscBool );
215 PETSC_EXTERN PetscErrorCode PetscViewerVUGetVecSeen(PetscViewer, PetscBool  *);
216 PETSC_EXTERN PetscErrorCode PetscViewerVUPrintDeferred(PetscViewer, const char [], ...);
217 PETSC_EXTERN PetscErrorCode PetscViewerVUFlushDeferred(PetscViewer);
218 
219 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaInitializePackage(void);
220 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaFinalizePackage(void);
221 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaGetName(PetscViewer, const char **);
222 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaSetName(PetscViewer, const char []);
223 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaClearName(PetscViewer);
224 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaSkipPackets(PetscViewer, int);
225 
226 PETSC_EXTERN PetscErrorCode PetscViewerSiloGetName(PetscViewer, char **);
227 PETSC_EXTERN PetscErrorCode PetscViewerSiloSetName(PetscViewer, const char []);
228 PETSC_EXTERN PetscErrorCode PetscViewerSiloClearName(PetscViewer);
229 PETSC_EXTERN PetscErrorCode PetscViewerSiloGetMeshName(PetscViewer, char **);
230 PETSC_EXTERN PetscErrorCode PetscViewerSiloSetMeshName(PetscViewer, const char []);
231 PETSC_EXTERN PetscErrorCode PetscViewerSiloClearMeshName(PetscViewer);
232 
233 typedef enum {PETSC_VTK_POINT_FIELD, PETSC_VTK_POINT_VECTOR_FIELD, PETSC_VTK_CELL_FIELD, PETSC_VTK_CELL_VECTOR_FIELD} PetscViewerVTKFieldType;
234 PETSC_EXTERN PetscErrorCode PetscViewerVTKAddField(PetscViewer,PetscObject,PetscErrorCode (*PetscViewerVTKWriteFunction)(PetscObject,PetscViewer),PetscViewerVTKFieldType,PetscObject);
235 PETSC_EXTERN PetscErrorCode PetscViewerVTKOpen(MPI_Comm,const char[],PetscFileMode,PetscViewer*);
236 
237 /*
238      These are all the default viewers that do not have to be explicitly opened
239 */
240 PETSC_EXTERN PetscViewer    PETSC_VIEWER_STDOUT_(MPI_Comm);
241 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetStdout(MPI_Comm,PetscViewer*);
242 PETSC_EXTERN PetscViewer    PETSC_VIEWER_STDERR_(MPI_Comm);
243 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetStderr(MPI_Comm,PetscViewer*);
244 PETSC_EXTERN PetscViewer    PETSC_VIEWER_DRAW_(MPI_Comm);
245 PETSC_EXTERN PetscViewer    PETSC_VIEWER_SOCKET_(MPI_Comm);
246 PETSC_EXTERN PetscViewer    PETSC_VIEWER_BINARY_(MPI_Comm);
247 PETSC_EXTERN PetscViewer    PETSC_VIEWER_MATLAB_(MPI_Comm);
248 PETSC_EXTERN PetscViewer    PETSC_VIEWER_HDF5_(MPI_Comm);
249 PETSC_EXTERN PetscViewer    PETSC_VIEWER_GLVIS_(MPI_Comm);
250 PETSC_EXTERN PetscViewer    PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE;
251 
252 #define PETSC_VIEWER_STDERR_SELF  PETSC_VIEWER_STDERR_(PETSC_COMM_SELF)
253 #define PETSC_VIEWER_STDERR_WORLD PETSC_VIEWER_STDERR_(PETSC_COMM_WORLD)
254 
255 /*MC
256   PETSC_VIEWER_STDOUT_WORLD  - same as PETSC_VIEWER_STDOUT_(PETSC_COMM_WORLD)
257 
258   Level: beginner
259 M*/
260 #define PETSC_VIEWER_STDOUT_WORLD PETSC_VIEWER_STDOUT_(PETSC_COMM_WORLD)
261 
262 /*MC
263   PETSC_VIEWER_STDOUT_SELF  - same as PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)
264 
265   Level: beginner
266 M*/
267 #define PETSC_VIEWER_STDOUT_SELF  PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)
268 
269 /*MC
270   PETSC_VIEWER_DRAW_WORLD  - same as PETSC_VIEWER_DRAW_(PETSC_COMM_WORLD)
271 
272   Level: intermediate
273 M*/
274 #define PETSC_VIEWER_DRAW_WORLD   PETSC_VIEWER_DRAW_(PETSC_COMM_WORLD)
275 
276 /*MC
277   PETSC_VIEWER_DRAW_SELF  - same as PETSC_VIEWER_DRAW_(PETSC_COMM_SELF)
278 
279   Level: intermediate
280 M*/
281 #define PETSC_VIEWER_DRAW_SELF    PETSC_VIEWER_DRAW_(PETSC_COMM_SELF)
282 
283 /*MC
284   PETSC_VIEWER_SOCKET_WORLD  - same as PETSC_VIEWER_SOCKET_(PETSC_COMM_WORLD)
285 
286   Level: intermediate
287 M*/
288 #define PETSC_VIEWER_SOCKET_WORLD PETSC_VIEWER_SOCKET_(PETSC_COMM_WORLD)
289 
290 /*MC
291   PETSC_VIEWER_SOCKET_SELF  - same as PETSC_VIEWER_SOCKET_(PETSC_COMM_SELF)
292 
293   Level: intermediate
294 M*/
295 #define PETSC_VIEWER_SOCKET_SELF  PETSC_VIEWER_SOCKET_(PETSC_COMM_SELF)
296 
297 /*MC
298   PETSC_VIEWER_BINARY_WORLD  - same as PETSC_VIEWER_BINARY_(PETSC_COMM_WORLD)
299 
300   Level: intermediate
301 M*/
302 #define PETSC_VIEWER_BINARY_WORLD PETSC_VIEWER_BINARY_(PETSC_COMM_WORLD)
303 
304 /*MC
305   PETSC_VIEWER_BINARY_SELF  - same as PETSC_VIEWER_BINARY_(PETSC_COMM_SELF)
306 
307   Level: intermediate
308 M*/
309 #define PETSC_VIEWER_BINARY_SELF  PETSC_VIEWER_BINARY_(PETSC_COMM_SELF)
310 
311 /*MC
312   PETSC_VIEWER_MATLAB_WORLD  - same as PETSC_VIEWER_MATLAB_(PETSC_COMM_WORLD)
313 
314   Level: intermediate
315 M*/
316 #define PETSC_VIEWER_MATLAB_WORLD PETSC_VIEWER_MATLAB_(PETSC_COMM_WORLD)
317 
318 /*MC
319   PETSC_VIEWER_MATLAB_SELF  - same as PETSC_VIEWER_MATLAB_(PETSC_COMM_SELF)
320 
321   Level: intermediate
322 M*/
323 #define PETSC_VIEWER_MATLAB_SELF  PETSC_VIEWER_MATLAB_(PETSC_COMM_SELF)
324 
325 #define PETSC_VIEWER_MATHEMATICA_WORLD (PetscViewerInitializeMathematicaWorld_Private(),PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE)
326 
327 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStart(PetscViewer,PetscInt*,PetscInt*);
328 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStepMaster(PetscViewer,PetscInt,PetscInt*,PetscInt);
329 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlEndMaster(PetscViewer,PetscInt*);
330 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStepWorker(PetscViewer,PetscMPIInt,PetscInt*);
331 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlEndWorker(PetscViewer,PetscInt*);
332 
333 /*
334    PetscViewer writes to MATLAB .mat file
335 */
336 PETSC_EXTERN PetscErrorCode PetscViewerMatlabPutArray(PetscViewer,int,int,const PetscScalar*,const char*);
337 PETSC_EXTERN PetscErrorCode PetscViewerMatlabGetArray(PetscViewer,int,int,PetscScalar*,const char*);
338 PETSC_EXTERN PetscErrorCode PetscViewerMatlabPutVariable(PetscViewer,const char*,void*);
339 
340 #if defined(PETSC_HAVE_SAWS)
341 PETSC_EXTERN PetscErrorCode PetscObjectViewSAWs(PetscObject,PetscViewer);
342 #endif
343 
344 /*S
345      PetscViewers - Abstract collection of PetscViewers. It is just an expandable array of viewers.
346 
347    Level: intermediate
348 
349   Concepts: viewing
350 
351 .seealso:  PetscViewerCreate(), PetscViewerSetType(), PetscViewerType, PetscViewer, PetscViewersCreate(),
352            PetscViewersGetViewer()
353 S*/
354 typedef struct _n_PetscViewers* PetscViewers;
355 PETSC_EXTERN PetscErrorCode PetscViewersCreate(MPI_Comm,PetscViewers*);
356 PETSC_EXTERN PetscErrorCode PetscViewersDestroy(PetscViewers*);
357 PETSC_EXTERN PetscErrorCode PetscViewersGetViewer(PetscViewers,PetscInt,PetscViewer*);
358 
359 #endif
360