xref: /petsc/include/petscviewer.h (revision 66af8762ec03dbef0e079729eb2a1734a35ed7ff) !
1 /*
2      PetscViewers are objects where other objects can be looked at or stored.
3 */
4 #pragma once
5 
6 #include <petscsys.h>
7 #include <petscviewertypes.h>
8 #include <petscdrawtypes.h>
9 
10 /* SUBMANSEC = Viewer */
11 
12 PETSC_EXTERN PetscClassId PETSC_VIEWER_CLASSID;
13 
14 /*J
15     PetscViewerType - String with the name of a PETSc `PetscViewer` implementation
16 
17    Level: beginner
18 
19 .seealso: [](sec_viewers), `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 #define PETSCVIEWERADIOS       "adios"
35 #define PETSCVIEWEREXODUSII    "exodusii"
36 #define PETSCVIEWERCGNS        "cgns"
37 
38 PETSC_EXTERN PetscFunctionList PetscViewerList;
39 PETSC_EXTERN PetscErrorCode    PetscViewerInitializePackage(void);
40 PETSC_EXTERN PetscErrorCode    PetscViewerFinalizePackage(void);
41 
42 PETSC_EXTERN PetscErrorCode PetscViewerRegister(const char[], PetscErrorCode (*)(PetscViewer));
43 
44 PETSC_EXTERN PetscErrorCode PetscViewerCreate(MPI_Comm, PetscViewer *);
45 PETSC_EXTERN PetscErrorCode PetscViewerSetFromOptions(PetscViewer);
46 PETSC_EXTERN PetscErrorCode PetscViewerASCIIOpenWithFILE(MPI_Comm, FILE *, PetscViewer *);
47 
48 PETSC_EXTERN PetscErrorCode PetscViewerASCIIOpen(MPI_Comm, const char[], PetscViewer *);
49 PETSC_EXTERN PetscErrorCode PetscViewerASCIISetFILE(PetscViewer, FILE *);
50 PETSC_EXTERN PetscErrorCode PetscViewerBinaryOpen(MPI_Comm, const char[], PetscFileMode, PetscViewer *);
51 PETSC_EXTERN PetscErrorCode PetscViewerADIOSOpen(MPI_Comm, const char[], PetscFileMode, PetscViewer *);
52 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetFlowControl(PetscViewer, PetscInt *);
53 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetFlowControl(PetscViewer, PetscInt);
54 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetUseMPIIO(PetscViewer, PetscBool);
55 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetUseMPIIO(PetscViewer, PetscBool *);
56 #if defined(PETSC_HAVE_MPIIO)
57 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetMPIIODescriptor(PetscViewer, MPI_File *);
58 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetMPIIOOffset(PetscViewer, MPI_Offset *);
59 PETSC_EXTERN PetscErrorCode PetscViewerBinaryAddMPIIOOffset(PetscViewer, MPI_Offset);
60 #endif
61 
62 PETSC_EXTERN PetscErrorCode PetscViewerSocketOpen(MPI_Comm, const char[], int, PetscViewer *);
63 PETSC_EXTERN PetscErrorCode PetscViewerStringOpen(MPI_Comm, char[], size_t, PetscViewer *);
64 PETSC_EXTERN PetscErrorCode PetscViewerDrawOpen(MPI_Comm, const char[], const char[], int, int, int, int, PetscViewer *);
65 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetDrawType(PetscViewer, PetscDrawType);
66 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDrawType(PetscViewer, PetscDrawType *);
67 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetTitle(PetscViewer, const char[]);
68 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetTitle(PetscViewer, const char *[]);
69 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDraw(PetscViewer, PetscInt, PetscDraw *);
70 PETSC_EXTERN PetscErrorCode PetscViewerDrawBaseAdd(PetscViewer, PetscInt);
71 PETSC_EXTERN PetscErrorCode PetscViewerDrawBaseSet(PetscViewer, PetscInt);
72 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDrawLG(PetscViewer, PetscInt, PetscDrawLG *);
73 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetDrawAxis(PetscViewer, PetscInt, PetscDrawAxis *);
74 
75 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaOpen(MPI_Comm, int, const char[], const char[], PetscViewer *);
76 PETSC_EXTERN PetscErrorCode PetscViewerSiloOpen(MPI_Comm, const char[], PetscViewer *);
77 PETSC_EXTERN PetscErrorCode PetscViewerMatlabOpen(MPI_Comm, const char[], PetscFileMode, PetscViewer *);
78 
79 /*E
80     PetscViewerGLVisType - indicates what type of `PETSCVIEWERGLVIS` viewer to use
81 
82     Values:
83 +   `PETSC_VIEWER_GLVIS_DUMP` - save the data to a file
84 -   `PETSC_VIEWER_GLVIS_SOCKET` - communicate the data to another program via a socket
85 
86     Level: beginner
87 
88 .seealso: [](sec_viewers), `PETSCVIEWERGLVIS`, `PetscViewerGLVisOpen()`
89 E*/
90 typedef enum {
91   PETSC_VIEWER_GLVIS_DUMP,
92   PETSC_VIEWER_GLVIS_SOCKET
93 } PetscViewerGLVisType;
94 PETSC_EXTERN PetscErrorCode PetscViewerGLVisOpen(MPI_Comm, PetscViewerGLVisType, const char *, PetscInt, PetscViewer *);
95 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetPrecision(PetscViewer, PetscInt);
96 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetSnapId(PetscViewer, PetscInt);
97 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetFields(PetscViewer, PetscInt, const char *[], PetscInt[], PetscErrorCode (*)(PetscObject, PetscInt, PetscObject[], void *), PetscObject[], void *, PetscErrorCode (*)(void *));
98 
99 PETSC_EXTERN PetscErrorCode PetscViewerGetType(PetscViewer, PetscViewerType *);
100 PETSC_EXTERN PetscErrorCode PetscViewerSetType(PetscViewer, PetscViewerType);
101 PETSC_EXTERN PetscErrorCode PetscViewerDestroy(PetscViewer *);
102 PETSC_EXTERN PetscErrorCode PetscViewerGetSubViewer(PetscViewer, MPI_Comm, PetscViewer *);
103 PETSC_EXTERN PetscErrorCode PetscViewerRestoreSubViewer(PetscViewer, MPI_Comm, PetscViewer *);
104 
105 PETSC_EXTERN PetscErrorCode PetscViewerSetUp(PetscViewer);
106 PETSC_EXTERN PetscErrorCode PetscViewerView(PetscViewer, PetscViewer);
107 PETSC_EXTERN PetscErrorCode PetscViewerViewFromOptions(PetscViewer, PetscObject, const char[]);
108 
109 PETSC_EXTERN PetscErrorCode PetscViewerSetOptionsPrefix(PetscViewer, const char[]);
110 PETSC_EXTERN PetscErrorCode PetscViewerAppendOptionsPrefix(PetscViewer, const char[]);
111 PETSC_EXTERN PetscErrorCode PetscViewerGetOptionsPrefix(PetscViewer, const char *[]);
112 
113 PETSC_EXTERN PetscErrorCode PetscViewerReadable(PetscViewer, PetscBool *);
114 PETSC_EXTERN PetscErrorCode PetscViewerWritable(PetscViewer, PetscBool *);
115 PETSC_EXTERN PetscErrorCode PetscViewerCheckReadable(PetscViewer);
116 PETSC_EXTERN PetscErrorCode PetscViewerCheckWritable(PetscViewer);
117 
118 #define PETSC_VIEWER_ASCII_VTK_ATTR        PETSC_VIEWER_ASCII_VTK PETSC_DEPRECATED_ENUM(3, 14, 0, "PetscViewerVTKOpen() with XML (.vtr.vts.vtu) format", )
119 #define PETSC_VIEWER_ASCII_VTK_CELL_ATTR   PETSC_VIEWER_ASCII_VTK_CELL PETSC_DEPRECATED_ENUM(3, 14, 0, "PetscViewerVTKOpen() with XML (.vtr.vts.vtu) format", )
120 #define PETSC_VIEWER_ASCII_VTK_COORDS_ATTR PETSC_VIEWER_ASCII_VTK_COORDS PETSC_DEPRECATED_ENUM(3, 14, 0, "PetscViewerVTKOpen() with XML (.vtr .vts .vtu) format", )
121 /*E
122     PetscViewerFormat - Way a viewer presents the object
123 
124    Values:
125 +    `PETSC_VIEWER_DEFAULT` - default format for the specific object being viewed
126 .    `PETSC_VIEWER_ASCII_MATLAB` - MATLAB format
127 .    `PETSC_VIEWER_ASCII_DENSE` - print matrix as dense
128 .    `PETSC_VIEWER_ASCII_IMPL` - implementation-specific format
129       (which is in many cases the same as the default)
130 .    `PETSC_VIEWER_ASCII_INFO` - basic information about object
131 .    `PETSC_VIEWER_ASCII_INFO_DETAIL` - more detailed info
132        about object
133 .    `PETSC_VIEWER_ASCII_COMMON` - identical output format for
134        all objects of a particular type
135 .    `PETSC_VIEWER_ASCII_INDEX` - (for vectors) prints the vector
136        element number next to each vector entry
137 .    `PETSC_VIEWER_ASCII_SYMMODU` - print parallel vectors without
138        indicating the processor ranges
139 .    `PETSC_VIEWER_ASCII_VTK` - outputs the object to a VTK file (deprecated since v3.14)
140 .    `PETSC_VIEWER_NATIVE` - store the object to the binary
141        file in its native format (for example, dense
142        matrices are stored as dense), `DMDA` vectors are dumped directly to the
143        file instead of being first put in the natural ordering
144 .    `PETSC_VIEWER_ASCII_LATEX` - output the data in LaTeX
145 .    `PETSC_VIEWER_BINARY_MATLAB` - output additional information that can be used to read the data into MATLAB
146 .    `PETSC_VIEWER_DRAW_BASIC` - views the vector with a simple 1d plot
147 .    `PETSC_VIEWER_DRAW_LG` - views the vector with a line graph
148 -    `PETSC_VIEWER_DRAW_CONTOUR` - views the vector with a contour plot
149 
150    Level: beginner
151 
152    Note:
153    A variety of specialized formats also exist
154 
155 .seealso: [](sec_viewers), `PetscViewer`, `PetscViewerType`, `PetscViewerPushFormat()`, `PetscViewerPopFormat()`
156 E*/
157 typedef enum {
158   PETSC_VIEWER_DEFAULT,
159   PETSC_VIEWER_ASCII_MATLAB,
160   PETSC_VIEWER_ASCII_MATHEMATICA,
161   PETSC_VIEWER_ASCII_IMPL,
162   PETSC_VIEWER_ASCII_INFO,
163   PETSC_VIEWER_ASCII_INFO_DETAIL,
164   PETSC_VIEWER_ASCII_COMMON,
165   PETSC_VIEWER_ASCII_SYMMODU,
166   PETSC_VIEWER_ASCII_INDEX,
167   PETSC_VIEWER_ASCII_DENSE,
168   PETSC_VIEWER_ASCII_MATRIXMARKET,
169   PETSC_VIEWER_ASCII_VTK_DEPRECATED,
170   PETSC_VIEWER_ASCII_VTK_ATTR = PETSC_VIEWER_ASCII_VTK_DEPRECATED,
171   PETSC_VIEWER_ASCII_VTK_CELL_DEPRECATED,
172   PETSC_VIEWER_ASCII_VTK_CELL_ATTR = PETSC_VIEWER_ASCII_VTK_CELL_DEPRECATED,
173   PETSC_VIEWER_ASCII_VTK_COORDS_DEPRECATED,
174   PETSC_VIEWER_ASCII_VTK_COORDS_ATTR = PETSC_VIEWER_ASCII_VTK_COORDS_DEPRECATED,
175   PETSC_VIEWER_ASCII_PCICE,
176   PETSC_VIEWER_ASCII_PYTHON,
177   PETSC_VIEWER_ASCII_FACTOR_INFO,
178   PETSC_VIEWER_ASCII_LATEX,
179   PETSC_VIEWER_ASCII_XML,
180   PETSC_VIEWER_ASCII_FLAMEGRAPH,
181   PETSC_VIEWER_ASCII_GLVIS,
182   PETSC_VIEWER_ASCII_CSV,
183   PETSC_VIEWER_DRAW_BASIC,
184   PETSC_VIEWER_DRAW_LG,
185   PETSC_VIEWER_DRAW_LG_XRANGE,
186   PETSC_VIEWER_DRAW_CONTOUR,
187   PETSC_VIEWER_DRAW_PORTS,
188   PETSC_VIEWER_VTK_VTS,
189   PETSC_VIEWER_VTK_VTR,
190   PETSC_VIEWER_VTK_VTU,
191   PETSC_VIEWER_BINARY_MATLAB,
192   PETSC_VIEWER_NATIVE,
193   PETSC_VIEWER_HDF5_PETSC,
194   PETSC_VIEWER_HDF5_VIZ,
195   PETSC_VIEWER_HDF5_XDMF,
196   PETSC_VIEWER_HDF5_MAT,
197   PETSC_VIEWER_NOFORMAT,
198   PETSC_VIEWER_LOAD_BALANCE,
199   PETSC_VIEWER_FAILED,
200   PETSC_VIEWER_ALL
201 } PetscViewerFormat;
202 PETSC_EXTERN const char *const PetscViewerFormats[];
203 
204 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 7, 0, "PetscViewerPushFormat() / PetscViewerPopFormat()", ) PetscErrorCode PetscViewerSetFormat(PetscViewer, PetscViewerFormat);
205 PETSC_EXTERN PetscErrorCode PetscViewerPushFormat(PetscViewer, PetscViewerFormat);
206 PETSC_EXTERN PetscErrorCode PetscViewerPopFormat(PetscViewer);
207 PETSC_EXTERN PetscErrorCode PetscViewerGetFormat(PetscViewer, PetscViewerFormat *);
208 PETSC_EXTERN PetscErrorCode PetscViewerFlush(PetscViewer);
209 
210 PETSC_EXTERN PetscErrorCode PetscOptionsPushGetViewerOff(PetscBool);
211 PETSC_EXTERN PetscErrorCode PetscOptionsPopGetViewerOff(void);
212 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewerOff(PetscBool *);
213 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewer(MPI_Comm, PetscOptions, const char[], const char[], PetscViewer *, PetscViewerFormat *, PetscBool *);
214 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewers(MPI_Comm, PetscOptions, const char[], const char[], PetscInt *, PetscViewer *, PetscViewerFormat *, PetscBool *);
215 #define PetscOptionsViewer(a, b, c, d, e, f) PetscOptionsViewer_Private(PetscOptionsObject, a, b, c, d, e, f)
216 PETSC_EXTERN PetscErrorCode PetscOptionsViewer_Private(PetscOptionItems *, const char[], const char[], const char[], PetscViewer *, PetscViewerFormat *, PetscBool *);
217 
218 typedef struct {
219   PetscViewer       viewer;
220   PetscViewerFormat format;
221   PetscDrawLG       lg;
222   PetscInt          view_interval;
223   void             *data;
224 } PetscViewerAndFormat;
225 PETSC_EXTERN PetscErrorCode PetscViewerAndFormatCreate(PetscViewer, PetscViewerFormat, PetscViewerAndFormat **);
226 PETSC_EXTERN PetscErrorCode PetscViewerAndFormatDestroy(PetscViewerAndFormat **);
227 
228 /*
229    Operations explicit to a particular class of viewers
230 */
231 
232 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetPointer(PetscViewer, FILE **);
233 PETSC_EXTERN PetscErrorCode PetscViewerFileGetMode(PetscViewer, PetscFileMode *);
234 PETSC_EXTERN PetscErrorCode PetscViewerFileSetMode(PetscViewer, PetscFileMode);
235 PETSC_EXTERN PetscErrorCode PetscViewerRead(PetscViewer, void *, PetscInt, PetscInt *, PetscDataType);
236 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPrintf(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
237 PETSC_EXTERN PetscErrorCode PetscViewerASCIISynchronizedPrintf(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
238 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPushSynchronized(PetscViewer);
239 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPopSynchronized(PetscViewer);
240 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPushTab(PetscViewer);
241 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPopTab(PetscViewer);
242 PETSC_EXTERN PetscErrorCode PetscViewerASCIIUseTabs(PetscViewer, PetscBool);
243 PETSC_EXTERN PetscErrorCode PetscViewerASCIISetTab(PetscViewer, PetscInt);
244 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetTab(PetscViewer, PetscInt *);
245 PETSC_EXTERN PetscErrorCode PetscViewerASCIIAddTab(PetscViewer, PetscInt);
246 PETSC_EXTERN PetscErrorCode PetscViewerASCIISubtractTab(PetscViewer, PetscInt);
247 PETSC_EXTERN PetscErrorCode PetscViewerASCIIRead(PetscViewer, void *, PetscInt, PetscInt *, PetscDataType);
248 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetDescriptor(PetscViewer, int *);
249 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetInfoPointer(PetscViewer, FILE **);
250 PETSC_EXTERN PetscErrorCode PetscViewerBinaryRead(PetscViewer, void *, PetscInt, PetscInt *, PetscDataType);
251 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWrite(PetscViewer, const void *, PetscInt, PetscDataType);
252 PETSC_EXTERN PetscErrorCode PetscViewerBinaryReadAll(PetscViewer, void *, PetscInt, PetscInt64, PetscInt64, PetscDataType);
253 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWriteAll(PetscViewer, const void *, PetscInt, PetscInt64, PetscInt64, PetscDataType);
254 PETSC_EXTERN PetscErrorCode PetscViewerStringSPrintf(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
255 PETSC_EXTERN PetscErrorCode PetscViewerStringSetString(PetscViewer, char[], size_t);
256 PETSC_EXTERN PetscErrorCode PetscViewerStringGetStringRead(PetscViewer, const char *[], size_t *);
257 PETSC_EXTERN PetscErrorCode PetscViewerStringSetOwnString(PetscViewer);
258 PETSC_EXTERN PetscErrorCode PetscViewerDrawClear(PetscViewer);
259 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetHold(PetscViewer, PetscBool);
260 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetHold(PetscViewer, PetscBool *);
261 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetPause(PetscViewer, PetscReal);
262 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetPause(PetscViewer, PetscReal *);
263 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetInfo(PetscViewer, const char[], const char[], int, int, int, int);
264 PETSC_EXTERN PetscErrorCode PetscViewerDrawResize(PetscViewer, int, int);
265 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetBounds(PetscViewer, PetscInt, const PetscReal *);
266 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetBounds(PetscViewer, PetscInt *, const PetscReal **);
267 PETSC_EXTERN PetscErrorCode PetscViewerSocketSetConnection(PetscViewer, const char[], int);
268 PETSC_EXTERN PetscErrorCode PetscViewerBinarySkipInfo(PetscViewer);
269 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipInfo(PetscViewer, PetscBool);
270 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipInfo(PetscViewer, PetscBool *);
271 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipOptions(PetscViewer, PetscBool);
272 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipOptions(PetscViewer, PetscBool *);
273 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipHeader(PetscViewer, PetscBool);
274 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipHeader(PetscViewer, PetscBool *);
275 PETSC_EXTERN PetscErrorCode PetscViewerBinaryReadStringArray(PetscViewer, char ***);
276 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWriteStringArray(PetscViewer, const char *const *);
277 
278 PETSC_EXTERN PetscErrorCode PetscViewerFileSetName(PetscViewer, const char[]);
279 PETSC_EXTERN PetscErrorCode PetscViewerFileGetName(PetscViewer, const char **);
280 
281 PETSC_EXTERN PetscErrorCode PetscViewerVUGetPointer(PetscViewer, FILE **);
282 PETSC_EXTERN PetscErrorCode PetscViewerVUSetVecSeen(PetscViewer, PetscBool);
283 PETSC_EXTERN PetscErrorCode PetscViewerVUGetVecSeen(PetscViewer, PetscBool *);
284 PETSC_EXTERN PetscErrorCode PetscViewerVUPrintDeferred(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
285 PETSC_EXTERN PetscErrorCode PetscViewerVUFlushDeferred(PetscViewer);
286 
287 /*@C
288   PetscViewerVUSetMode - Sets the mode in which to open the file.
289 
290   Not Collective
291 
292   Input Parameters:
293 + viewer - The `PetscViewer`
294 - mode   - The file mode
295 
296   Level: deprecated
297 
298   Note:
299   Use `PetscViewerFileSetMode()` instead.
300 
301 .seealso: [](sec_viewers), `PetscViewer`, `PetscViewerFileSetMode()`
302 @*/
303 PETSC_DEPRECATED_FUNCTION(3, 15, 0, "PetscViewerFileSetMode()", ) static inline PetscErrorCode PetscViewerVUSetMode(PetscViewer viewer, PetscFileMode mode)
304 {
305   return PetscViewerFileSetMode(viewer, mode);
306 }
307 
308 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaInitializePackage(void);
309 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaFinalizePackage(void);
310 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaGetName(PetscViewer, const char **);
311 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaSetName(PetscViewer, const char[]);
312 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaClearName(PetscViewer);
313 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaSkipPackets(PetscViewer, int);
314 
315 PETSC_EXTERN PetscErrorCode PetscViewerSiloClearName(PetscViewer);
316 PETSC_EXTERN PetscErrorCode PetscViewerSiloClearMeshName(PetscViewer);
317 
318 typedef enum {
319   PETSC_VTK_INVALID,
320   PETSC_VTK_POINT_FIELD,
321   PETSC_VTK_POINT_VECTOR_FIELD,
322   PETSC_VTK_CELL_FIELD,
323   PETSC_VTK_CELL_VECTOR_FIELD
324 } PetscViewerVTKFieldType;
325 PETSC_EXTERN PetscErrorCode PetscViewerVTKAddField(PetscViewer, PetscObject, PetscErrorCode (*PetscViewerVTKWriteFunction)(PetscObject, PetscViewer), PetscInt, PetscViewerVTKFieldType, PetscBool, PetscObject);
326 PETSC_EXTERN PetscErrorCode PetscViewerVTKGetDM(PetscViewer, PetscObject *);
327 PETSC_EXTERN PetscErrorCode PetscViewerVTKOpen(MPI_Comm, const char[], PetscFileMode, PetscViewer *);
328 
329 /*
330      These are all the default viewers that do not have to be explicitly opened
331 */
332 PETSC_EXTERN PetscViewer    PETSC_VIEWER_STDOUT_(MPI_Comm);
333 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetStdout(MPI_Comm, PetscViewer *);
334 PETSC_EXTERN PetscViewer    PETSC_VIEWER_STDERR_(MPI_Comm);
335 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetStderr(MPI_Comm, PetscViewer *);
336 PETSC_EXTERN PetscViewer    PETSC_VIEWER_DRAW_(MPI_Comm);
337 PETSC_EXTERN PetscViewer    PETSC_VIEWER_SOCKET_(MPI_Comm);
338 PETSC_EXTERN PetscViewer    PETSC_VIEWER_BINARY_(MPI_Comm);
339 PETSC_EXTERN PetscViewer    PETSC_VIEWER_MATLAB_(MPI_Comm);
340 PETSC_EXTERN PetscViewer    PETSC_VIEWER_HDF5_(MPI_Comm);
341 PETSC_EXTERN PetscViewer    PETSC_VIEWER_GLVIS_(MPI_Comm);
342 PETSC_EXTERN PetscViewer    PETSC_VIEWER_EXODUSII_(MPI_Comm);
343 PETSC_EXTERN PetscViewer    PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE;
344 
345 /*MC
346   PETSC_VIEWER_STDERR_SELF  - same as `PETSC_VIEWER_STDERR_`(PETSC_COMM_SELF)
347 
348   Level: beginner
349 M*/
350 #define PETSC_VIEWER_STDERR_SELF PETSC_VIEWER_STDERR_(PETSC_COMM_SELF)
351 
352 /*MC
353   PETSC_VIEWER_STDERR_WORLD  - same as `PETSC_VIEWER_STDERR_`(PETSC_COMM_WORLD)
354 
355   Level: beginner
356 M*/
357 #define PETSC_VIEWER_STDERR_WORLD PETSC_VIEWER_STDERR_(PETSC_COMM_WORLD)
358 
359 /*MC
360   PETSC_VIEWER_STDOUT_WORLD  - same as `PETSC_VIEWER_STDOUT_`(PETSC_COMM_WORLD)
361 
362   Level: beginner
363 M*/
364 #define PETSC_VIEWER_STDOUT_WORLD PETSC_VIEWER_STDOUT_(PETSC_COMM_WORLD)
365 
366 /*MC
367   PETSC_VIEWER_STDOUT_SELF  - same as `PETSC_VIEWER_STDOUT_`(PETSC_COMM_SELF)
368 
369   Level: beginner
370 M*/
371 #define PETSC_VIEWER_STDOUT_SELF PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)
372 
373 /*MC
374   PETSC_VIEWER_DRAW_WORLD  - same as `PETSC_VIEWER_DRAW_`(PETSC_COMM_WORLD)
375 
376   Level: intermediate
377 M*/
378 #define PETSC_VIEWER_DRAW_WORLD PETSC_VIEWER_DRAW_(PETSC_COMM_WORLD)
379 
380 /*MC
381   PETSC_VIEWER_DRAW_SELF  - same as `PETSC_VIEWER_DRAW_`(PETSC_COMM_SELF)
382 
383   Level: intermediate
384 M*/
385 #define PETSC_VIEWER_DRAW_SELF PETSC_VIEWER_DRAW_(PETSC_COMM_SELF)
386 
387 /*MC
388   PETSC_VIEWER_SOCKET_WORLD  - same as `PETSC_VIEWER_SOCKET_`(PETSC_COMM_WORLD)
389 
390   Level: intermediate
391 M*/
392 #define PETSC_VIEWER_SOCKET_WORLD PETSC_VIEWER_SOCKET_(PETSC_COMM_WORLD)
393 
394 /*MC
395   PETSC_VIEWER_SOCKET_SELF  - same as `PETSC_VIEWER_SOCKET_`(PETSC_COMM_SELF)
396 
397   Level: intermediate
398 M*/
399 #define PETSC_VIEWER_SOCKET_SELF PETSC_VIEWER_SOCKET_(PETSC_COMM_SELF)
400 
401 /*MC
402   PETSC_VIEWER_BINARY_WORLD  - same as `PETSC_VIEWER_BINARY_`(PETSC_COMM_WORLD)
403 
404   Level: intermediate
405 M*/
406 #define PETSC_VIEWER_BINARY_WORLD PETSC_VIEWER_BINARY_(PETSC_COMM_WORLD)
407 
408 /*MC
409   PETSC_VIEWER_BINARY_SELF  - same as `PETSC_VIEWER_BINARY_`(PETSC_COMM_SELF)
410 
411   Level: intermediate
412 M*/
413 #define PETSC_VIEWER_BINARY_SELF PETSC_VIEWER_BINARY_(PETSC_COMM_SELF)
414 
415 /*MC
416   PETSC_VIEWER_MATLAB_WORLD  - same as `PETSC_VIEWER_MATLAB_`(PETSC_COMM_WORLD)
417 
418   Level: intermediate
419 M*/
420 #define PETSC_VIEWER_MATLAB_WORLD PETSC_VIEWER_MATLAB_(PETSC_COMM_WORLD)
421 
422 /*MC
423   PETSC_VIEWER_MATLAB_SELF  - same as `PETSC_VIEWER_MATLAB_`(PETSC_COMM_SELF)
424 
425   Level: intermediate
426 M*/
427 #define PETSC_VIEWER_MATLAB_SELF PETSC_VIEWER_MATLAB_(PETSC_COMM_SELF)
428 
429 #define PETSC_VIEWER_MATHEMATICA_WORLD (PetscViewerInitializeMathematicaWorld_Private(), PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE)
430 
431 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStart(PetscViewer, PetscInt *, PetscInt *);
432 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStepMain(PetscViewer, PetscInt, PetscInt *, PetscInt);
433 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlEndMain(PetscViewer, PetscInt *);
434 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStepWorker(PetscViewer, PetscMPIInt, PetscInt *);
435 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlEndWorker(PetscViewer, PetscInt *);
436 PETSC_DEPRECATED_FUNCTION(3, 15, 0, "PetscViewerFlowControlStepMain()", ) static inline PetscErrorCode PetscViewerFlowControlStepMaster(PetscViewer viewer, PetscInt i, PetscInt *mcnt, PetscInt cnt)
437 {
438   return PetscViewerFlowControlStepMain(viewer, i, mcnt, cnt);
439 }
440 PETSC_DEPRECATED_FUNCTION(3, 15, 0, "PetscViewerFlowControlEndMain()", ) static inline PetscErrorCode PetscViewerFlowControlEndMaster(PetscViewer viewer, PetscInt *mcnt)
441 {
442   return PetscViewerFlowControlEndMain(viewer, mcnt);
443 }
444 
445 /*
446    PetscViewer writes to MATLAB .mat file
447 */
448 PETSC_EXTERN PetscErrorCode PetscViewerMatlabPutArray(PetscViewer, int, int, const PetscScalar *, const char *);
449 PETSC_EXTERN PetscErrorCode PetscViewerMatlabGetArray(PetscViewer, int, int, PetscScalar *, const char *);
450 PETSC_EXTERN PetscErrorCode PetscViewerMatlabPutVariable(PetscViewer, const char *, void *);
451 
452 #if defined(PETSC_HAVE_SAWS)
453 PETSC_EXTERN PetscErrorCode PetscObjectViewSAWs(PetscObject, PetscViewer);
454 #endif
455 
456 /*S
457    PetscViewers - Abstract collection of `PetscViewer`s. It is stored as an expandable array of viewers.
458 
459    Level: intermediate
460 
461 .seealso: [](sec_viewers), `PetscViewerCreate()`, `PetscViewerSetType()`, `PetscViewerType`, `PetscViewer`, `PetscViewersCreate()`,
462           `PetscViewersGetViewer()`
463 S*/
464 typedef struct _n_PetscViewers *PetscViewers;
465 PETSC_EXTERN PetscErrorCode     PetscViewersCreate(MPI_Comm, PetscViewers *);
466 PETSC_EXTERN PetscErrorCode     PetscViewersDestroy(PetscViewers *);
467 PETSC_EXTERN PetscErrorCode     PetscViewersGetViewer(PetscViewers, PetscInt, PetscViewer *);
468