xref: /petsc/include/petscviewer.h (revision a69119a591a03a9d906b29c0a4e9802e4d7c9795)
1 /*
2      PetscViewers are objects where other objects can be looked at or stored.
3 */
4 #if !defined(PETSCVIEWER_H)
5 #define PETSCVIEWER_H
6 
7 #include <petscsys.h>
8 #include <petscviewertypes.h>
9 #include <petscdrawtypes.h>
10 
11 /* SUBMANSEC = Viewer */
12 
13 PETSC_EXTERN PetscClassId PETSC_VIEWER_CLASSID;
14 
15 /*J
16     PetscViewerType - String with the name of a PETSc `PetscViewer` implementation
17 
18    Level: beginner
19 
20 .seealso: `PetscViewerSetType()`, `PetscViewer`, `PetscViewerRegister()`, `PetscViewerCreate()`
21 J*/
22 typedef const char *PetscViewerType;
23 #define PETSCVIEWERSOCKET      "socket"
24 #define PETSCVIEWERASCII       "ascii"
25 #define PETSCVIEWERBINARY      "binary"
26 #define PETSCVIEWERSTRING      "string"
27 #define PETSCVIEWERDRAW        "draw"
28 #define PETSCVIEWERVU          "vu"
29 #define PETSCVIEWERMATHEMATICA "mathematica"
30 #define PETSCVIEWERHDF5        "hdf5"
31 #define PETSCVIEWERVTK         "vtk"
32 #define PETSCVIEWERMATLAB      "matlab"
33 #define PETSCVIEWERSAWS        "saws"
34 #define PETSCVIEWERGLVIS       "glvis"
35 #define PETSCVIEWERADIOS       "adios"
36 #define PETSCVIEWEREXODUSII    "exodusii"
37 #define PETSCVIEWERCGNS        "cgns"
38 
39 PETSC_EXTERN PetscFunctionList PetscViewerList;
40 PETSC_EXTERN PetscErrorCode    PetscViewerInitializePackage(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 GLVis viewer to use
81 
82     Level: beginner
83 
84 .seealso: `PetscViewerGLVisOpen()`
85 E*/
86 typedef enum {
87   PETSC_VIEWER_GLVIS_DUMP,
88   PETSC_VIEWER_GLVIS_SOCKET
89 } PetscViewerGLVisType;
90 PETSC_EXTERN PetscErrorCode PetscViewerGLVisOpen(MPI_Comm, PetscViewerGLVisType, const char *, PetscInt, PetscViewer *);
91 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetPrecision(PetscViewer, PetscInt);
92 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetSnapId(PetscViewer, PetscInt);
93 PETSC_EXTERN PetscErrorCode PetscViewerGLVisSetFields(PetscViewer, PetscInt, const char *[], PetscInt[], PetscErrorCode (*)(PetscObject, PetscInt, PetscObject[], void *), PetscObject[], void *, PetscErrorCode (*)(void *));
94 
95 PETSC_EXTERN PetscErrorCode PetscViewerGetType(PetscViewer, PetscViewerType *);
96 PETSC_EXTERN PetscErrorCode PetscViewerSetType(PetscViewer, PetscViewerType);
97 PETSC_EXTERN PetscErrorCode PetscViewerDestroy(PetscViewer *);
98 PETSC_EXTERN PetscErrorCode PetscViewerGetSubViewer(PetscViewer, MPI_Comm, PetscViewer *);
99 PETSC_EXTERN PetscErrorCode PetscViewerRestoreSubViewer(PetscViewer, MPI_Comm, PetscViewer *);
100 
101 PETSC_EXTERN PetscErrorCode PetscViewerSetUp(PetscViewer);
102 PETSC_EXTERN PetscErrorCode PetscViewerView(PetscViewer, PetscViewer);
103 PETSC_EXTERN PetscErrorCode PetscViewerViewFromOptions(PetscViewer, PetscObject, const char[]);
104 
105 PETSC_EXTERN PetscErrorCode PetscViewerSetOptionsPrefix(PetscViewer, const char[]);
106 PETSC_EXTERN PetscErrorCode PetscViewerAppendOptionsPrefix(PetscViewer, const char[]);
107 PETSC_EXTERN PetscErrorCode PetscViewerGetOptionsPrefix(PetscViewer, const char *[]);
108 
109 PETSC_EXTERN PetscErrorCode PetscViewerReadable(PetscViewer, PetscBool *);
110 PETSC_EXTERN PetscErrorCode PetscViewerWritable(PetscViewer, PetscBool *);
111 PETSC_EXTERN PetscErrorCode PetscViewerCheckReadable(PetscViewer);
112 PETSC_EXTERN PetscErrorCode PetscViewerCheckWritable(PetscViewer);
113 
114 #define PETSC_VIEWER_ASCII_VTK_ATTR        PETSC_VIEWER_ASCII_VTK PETSC_DEPRECATED_ENUM("Legacy VTK deprecated; use PetscViewerVTKOpen() with XML (.vtr .vts .vtu) format (since 3.14)")
115 #define PETSC_VIEWER_ASCII_VTK_CELL_ATTR   PETSC_VIEWER_ASCII_VTK_CELL PETSC_DEPRECATED_ENUM("Legacy VTK deprecated; use PetscViewerVTKOpen() with XML (.vtr .vts .vtu) format (since 3.14)")
116 #define PETSC_VIEWER_ASCII_VTK_COORDS_ATTR PETSC_VIEWER_ASCII_VTK_COORDS PETSC_DEPRECATED_ENUM("Legacy VTK deprecated; use PetscViewerVTKOpen() with XML (.vtr .vts .vtu) format (since 3.14)")
117 /*E
118     PetscViewerFormat - Way a viewer presents the object
119 
120    Level: beginner
121 
122 .seealso: `PetscViewer`, `PetscViewerType`, `PetscViewerPushFormat()`, `PetscViewerPopFormat()`
123 E*/
124 typedef enum {
125   PETSC_VIEWER_DEFAULT,
126   PETSC_VIEWER_ASCII_MATLAB,
127   PETSC_VIEWER_ASCII_MATHEMATICA,
128   PETSC_VIEWER_ASCII_IMPL,
129   PETSC_VIEWER_ASCII_INFO,
130   PETSC_VIEWER_ASCII_INFO_DETAIL,
131   PETSC_VIEWER_ASCII_COMMON,
132   PETSC_VIEWER_ASCII_SYMMODU,
133   PETSC_VIEWER_ASCII_INDEX,
134   PETSC_VIEWER_ASCII_DENSE,
135   PETSC_VIEWER_ASCII_MATRIXMARKET,
136   PETSC_VIEWER_ASCII_VTK_DEPRECATED,
137   PETSC_VIEWER_ASCII_VTK_ATTR = PETSC_VIEWER_ASCII_VTK_DEPRECATED,
138   PETSC_VIEWER_ASCII_VTK_CELL_DEPRECATED,
139   PETSC_VIEWER_ASCII_VTK_CELL_ATTR = PETSC_VIEWER_ASCII_VTK_CELL_DEPRECATED,
140   PETSC_VIEWER_ASCII_VTK_COORDS_DEPRECATED,
141   PETSC_VIEWER_ASCII_VTK_COORDS_ATTR = PETSC_VIEWER_ASCII_VTK_COORDS_DEPRECATED,
142   PETSC_VIEWER_ASCII_PCICE,
143   PETSC_VIEWER_ASCII_PYTHON,
144   PETSC_VIEWER_ASCII_FACTOR_INFO,
145   PETSC_VIEWER_ASCII_LATEX,
146   PETSC_VIEWER_ASCII_XML,
147   PETSC_VIEWER_ASCII_FLAMEGRAPH,
148   PETSC_VIEWER_ASCII_GLVIS,
149   PETSC_VIEWER_ASCII_CSV,
150   PETSC_VIEWER_DRAW_BASIC,
151   PETSC_VIEWER_DRAW_LG,
152   PETSC_VIEWER_DRAW_LG_XRANGE,
153   PETSC_VIEWER_DRAW_CONTOUR,
154   PETSC_VIEWER_DRAW_PORTS,
155   PETSC_VIEWER_VTK_VTS,
156   PETSC_VIEWER_VTK_VTR,
157   PETSC_VIEWER_VTK_VTU,
158   PETSC_VIEWER_BINARY_MATLAB,
159   PETSC_VIEWER_NATIVE,
160   PETSC_VIEWER_HDF5_PETSC,
161   PETSC_VIEWER_HDF5_VIZ,
162   PETSC_VIEWER_HDF5_XDMF,
163   PETSC_VIEWER_HDF5_MAT,
164   PETSC_VIEWER_NOFORMAT,
165   PETSC_VIEWER_LOAD_BALANCE,
166   PETSC_VIEWER_FAILED,
167   PETSC_VIEWER_ALL
168 } PetscViewerFormat;
169 PETSC_EXTERN const char *const PetscViewerFormats[];
170 
171 PETSC_EXTERN                PETSC_DEPRECATED_FUNCTION("Use PetscViewerPushFormat()/PetscViewerPopFormat()") PetscErrorCode PetscViewerSetFormat(PetscViewer, PetscViewerFormat);
172 PETSC_EXTERN PetscErrorCode PetscViewerPushFormat(PetscViewer, PetscViewerFormat);
173 PETSC_EXTERN PetscErrorCode PetscViewerPopFormat(PetscViewer);
174 PETSC_EXTERN PetscErrorCode PetscViewerGetFormat(PetscViewer, PetscViewerFormat *);
175 PETSC_EXTERN PetscErrorCode PetscViewerFlush(PetscViewer);
176 
177 PETSC_EXTERN PetscErrorCode PetscOptionsPushGetViewerOff(PetscBool);
178 PETSC_EXTERN PetscErrorCode PetscOptionsPopGetViewerOff(void);
179 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewerOff(PetscBool *);
180 PETSC_EXTERN PetscErrorCode PetscOptionsGetViewer(MPI_Comm, PetscOptions, const char[], const char[], PetscViewer *, PetscViewerFormat *, PetscBool *);
181 #define PetscOptionsViewer(a, b, c, d, e, f) PetscOptionsViewer_Private(PetscOptionsObject, a, b, c, d, e, f)
182 PETSC_EXTERN PetscErrorCode PetscOptionsViewer_Private(PetscOptionItems *, const char[], const char[], const char[], PetscViewer *, PetscViewerFormat *, PetscBool *);
183 
184 typedef struct {
185   PetscViewer       viewer;
186   PetscViewerFormat format;
187   PetscDrawLG       lg;
188   void             *data;
189 } PetscViewerAndFormat;
190 PETSC_EXTERN PetscErrorCode PetscViewerAndFormatCreate(PetscViewer, PetscViewerFormat, PetscViewerAndFormat **);
191 PETSC_EXTERN PetscErrorCode PetscViewerAndFormatDestroy(PetscViewerAndFormat **);
192 
193 /*
194    Operations explicit to a particular class of viewers
195 */
196 
197 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetPointer(PetscViewer, FILE **);
198 PETSC_EXTERN PetscErrorCode PetscViewerFileGetMode(PetscViewer, PetscFileMode *);
199 PETSC_EXTERN PetscErrorCode PetscViewerFileSetMode(PetscViewer, PetscFileMode);
200 PETSC_EXTERN PetscErrorCode PetscViewerRead(PetscViewer, void *, PetscInt, PetscInt *, PetscDataType);
201 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPrintf(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
202 PETSC_EXTERN PetscErrorCode PetscViewerASCIISynchronizedPrintf(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
203 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPushSynchronized(PetscViewer);
204 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPopSynchronized(PetscViewer);
205 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPushTab(PetscViewer);
206 PETSC_EXTERN PetscErrorCode PetscViewerASCIIPopTab(PetscViewer);
207 PETSC_EXTERN PetscErrorCode PetscViewerASCIIUseTabs(PetscViewer, PetscBool);
208 PETSC_EXTERN PetscErrorCode PetscViewerASCIISetTab(PetscViewer, PetscInt);
209 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetTab(PetscViewer, PetscInt *);
210 PETSC_EXTERN PetscErrorCode PetscViewerASCIIAddTab(PetscViewer, PetscInt);
211 PETSC_EXTERN PetscErrorCode PetscViewerASCIISubtractTab(PetscViewer, PetscInt);
212 PETSC_EXTERN PetscErrorCode PetscViewerASCIIRead(PetscViewer, void *, PetscInt, PetscInt *, PetscDataType);
213 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetDescriptor(PetscViewer, int *);
214 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetInfoPointer(PetscViewer, FILE **);
215 PETSC_EXTERN PetscErrorCode PetscViewerBinaryRead(PetscViewer, void *, PetscInt, PetscInt *, PetscDataType);
216 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWrite(PetscViewer, const void *, PetscInt, PetscDataType);
217 PETSC_EXTERN PetscErrorCode PetscViewerBinaryReadAll(PetscViewer, void *, PetscInt, PetscInt, PetscInt, PetscDataType);
218 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWriteAll(PetscViewer, const void *, PetscInt, PetscInt, PetscInt, PetscDataType);
219 PETSC_EXTERN PetscErrorCode PetscViewerStringSPrintf(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
220 PETSC_EXTERN PetscErrorCode PetscViewerStringSetString(PetscViewer, char[], size_t);
221 PETSC_EXTERN PetscErrorCode PetscViewerStringGetStringRead(PetscViewer, const char *[], size_t *);
222 PETSC_EXTERN PetscErrorCode PetscViewerStringSetOwnString(PetscViewer);
223 PETSC_EXTERN PetscErrorCode PetscViewerDrawClear(PetscViewer);
224 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetHold(PetscViewer, PetscBool);
225 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetHold(PetscViewer, PetscBool *);
226 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetPause(PetscViewer, PetscReal);
227 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetPause(PetscViewer, PetscReal *);
228 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetInfo(PetscViewer, const char[], const char[], int, int, int, int);
229 PETSC_EXTERN PetscErrorCode PetscViewerDrawResize(PetscViewer, int, int);
230 PETSC_EXTERN PetscErrorCode PetscViewerDrawSetBounds(PetscViewer, PetscInt, const PetscReal *);
231 PETSC_EXTERN PetscErrorCode PetscViewerDrawGetBounds(PetscViewer, PetscInt *, const PetscReal **);
232 PETSC_EXTERN PetscErrorCode PetscViewerSocketSetConnection(PetscViewer, const char[], int);
233 PETSC_EXTERN PetscErrorCode PetscViewerBinarySkipInfo(PetscViewer);
234 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipInfo(PetscViewer, PetscBool);
235 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipInfo(PetscViewer, PetscBool *);
236 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipOptions(PetscViewer, PetscBool);
237 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipOptions(PetscViewer, PetscBool *);
238 PETSC_EXTERN PetscErrorCode PetscViewerBinarySetSkipHeader(PetscViewer, PetscBool);
239 PETSC_EXTERN PetscErrorCode PetscViewerBinaryGetSkipHeader(PetscViewer, PetscBool *);
240 PETSC_EXTERN PetscErrorCode PetscViewerBinaryReadStringArray(PetscViewer, char ***);
241 PETSC_EXTERN PetscErrorCode PetscViewerBinaryWriteStringArray(PetscViewer, const char *const *);
242 
243 PETSC_EXTERN PetscErrorCode PetscViewerFileSetName(PetscViewer, const char[]);
244 PETSC_EXTERN PetscErrorCode PetscViewerFileGetName(PetscViewer, const char **);
245 
246 PETSC_EXTERN PetscErrorCode PetscViewerVUGetPointer(PetscViewer, FILE **);
247 PETSC_EXTERN PetscErrorCode PetscViewerVUSetVecSeen(PetscViewer, PetscBool);
248 PETSC_EXTERN PetscErrorCode PetscViewerVUGetVecSeen(PetscViewer, PetscBool *);
249 PETSC_EXTERN PetscErrorCode PetscViewerVUPrintDeferred(PetscViewer, const char[], ...) PETSC_ATTRIBUTE_FORMAT(2, 3);
250 PETSC_EXTERN PetscErrorCode PetscViewerVUFlushDeferred(PetscViewer);
251 
252 /*@C
253   PetscViewerVUSetMode - Sets the mode in which to open the file.
254 
255   Not Collective
256 
257   Input Parameters:
258 + viewer - The `PetscViewer`
259 - mode   - The file mode
260 
261   Level: deprecated
262 
263   Note:
264   Use `PetscViewerFileSetMode()` instead.
265 
266 .seealso: `PetscViewerFileSetMode()`
267 @*/
268 PETSC_DEPRECATED_FUNCTION("Use PetscViewerFileSetMode (since v3.15)") static inline PetscErrorCode PetscViewerVUSetMode(PetscViewer viewer, PetscFileMode mode) {
269   return PetscViewerFileSetMode(viewer, mode);
270 }
271 
272 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaInitializePackage(void);
273 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaFinalizePackage(void);
274 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaGetName(PetscViewer, const char **);
275 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaSetName(PetscViewer, const char[]);
276 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaClearName(PetscViewer);
277 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaSkipPackets(PetscViewer, int);
278 
279 PETSC_EXTERN PetscErrorCode PetscViewerSiloGetName(PetscViewer, char **);
280 PETSC_EXTERN PetscErrorCode PetscViewerSiloSetName(PetscViewer, const char[]);
281 PETSC_EXTERN PetscErrorCode PetscViewerSiloClearName(PetscViewer);
282 PETSC_EXTERN PetscErrorCode PetscViewerSiloGetMeshName(PetscViewer, char **);
283 PETSC_EXTERN PetscErrorCode PetscViewerSiloSetMeshName(PetscViewer, const char[]);
284 PETSC_EXTERN PetscErrorCode PetscViewerSiloClearMeshName(PetscViewer);
285 
286 typedef enum {
287   PETSC_VTK_INVALID,
288   PETSC_VTK_POINT_FIELD,
289   PETSC_VTK_POINT_VECTOR_FIELD,
290   PETSC_VTK_CELL_FIELD,
291   PETSC_VTK_CELL_VECTOR_FIELD
292 } PetscViewerVTKFieldType;
293 PETSC_EXTERN PetscErrorCode PetscViewerVTKAddField(PetscViewer, PetscObject, PetscErrorCode (*PetscViewerVTKWriteFunction)(PetscObject, PetscViewer), PetscInt, PetscViewerVTKFieldType, PetscBool, PetscObject);
294 PETSC_EXTERN PetscErrorCode PetscViewerVTKGetDM(PetscViewer, PetscObject *);
295 PETSC_EXTERN PetscErrorCode PetscViewerVTKOpen(MPI_Comm, const char[], PetscFileMode, PetscViewer *);
296 
297 /*
298      These are all the default viewers that do not have to be explicitly opened
299 */
300 PETSC_EXTERN PetscViewer    PETSC_VIEWER_STDOUT_(MPI_Comm);
301 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetStdout(MPI_Comm, PetscViewer *);
302 PETSC_EXTERN PetscViewer    PETSC_VIEWER_STDERR_(MPI_Comm);
303 PETSC_EXTERN PetscErrorCode PetscViewerASCIIGetStderr(MPI_Comm, PetscViewer *);
304 PETSC_EXTERN PetscViewer    PETSC_VIEWER_DRAW_(MPI_Comm);
305 PETSC_EXTERN PetscViewer    PETSC_VIEWER_SOCKET_(MPI_Comm);
306 PETSC_EXTERN PetscViewer    PETSC_VIEWER_BINARY_(MPI_Comm);
307 PETSC_EXTERN PetscViewer    PETSC_VIEWER_MATLAB_(MPI_Comm);
308 PETSC_EXTERN PetscViewer    PETSC_VIEWER_HDF5_(MPI_Comm);
309 PETSC_EXTERN PetscViewer    PETSC_VIEWER_GLVIS_(MPI_Comm);
310 PETSC_EXTERN PetscViewer    PETSC_VIEWER_EXODUSII_(MPI_Comm);
311 PETSC_EXTERN PetscViewer    PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE;
312 
313 /*MC
314   PETSC_VIEWER_STDERR_SELF  - same as `PETSC_VIEWER_STDERR_`(PETSC_COMM_SELF)
315 
316   Level: beginner
317 M*/
318 #define PETSC_VIEWER_STDERR_SELF PETSC_VIEWER_STDERR_(PETSC_COMM_SELF)
319 
320 /*MC
321   PETSC_VIEWER_STDERR_WORLD  - same as `PETSC_VIEWER_STDERR_`(PETSC_COMM_WORLD)
322 
323   Level: beginner
324 M*/
325 #define PETSC_VIEWER_STDERR_WORLD PETSC_VIEWER_STDERR_(PETSC_COMM_WORLD)
326 
327 /*MC
328   PETSC_VIEWER_STDOUT_WORLD  - same as `PETSC_VIEWER_STDOUT_`(PETSC_COMM_WORLD)
329 
330   Level: beginner
331 M*/
332 #define PETSC_VIEWER_STDOUT_WORLD PETSC_VIEWER_STDOUT_(PETSC_COMM_WORLD)
333 
334 /*MC
335   PETSC_VIEWER_STDOUT_SELF  - same as `PETSC_VIEWER_STDOUT_`(PETSC_COMM_SELF)
336 
337   Level: beginner
338 M*/
339 #define PETSC_VIEWER_STDOUT_SELF PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)
340 
341 /*MC
342   PETSC_VIEWER_DRAW_WORLD  - same as `PETSC_VIEWER_DRAW_`(PETSC_COMM_WORLD)
343 
344   Level: intermediate
345 M*/
346 #define PETSC_VIEWER_DRAW_WORLD PETSC_VIEWER_DRAW_(PETSC_COMM_WORLD)
347 
348 /*MC
349   PETSC_VIEWER_DRAW_SELF  - same as `PETSC_VIEWER_DRAW_`(PETSC_COMM_SELF)
350 
351   Level: intermediate
352 M*/
353 #define PETSC_VIEWER_DRAW_SELF PETSC_VIEWER_DRAW_(PETSC_COMM_SELF)
354 
355 /*MC
356   PETSC_VIEWER_SOCKET_WORLD  - same as `PETSC_VIEWER_SOCKET_`(PETSC_COMM_WORLD)
357 
358   Level: intermediate
359 M*/
360 #define PETSC_VIEWER_SOCKET_WORLD PETSC_VIEWER_SOCKET_(PETSC_COMM_WORLD)
361 
362 /*MC
363   PETSC_VIEWER_SOCKET_SELF  - same as `PETSC_VIEWER_SOCKET_`(PETSC_COMM_SELF)
364 
365   Level: intermediate
366 M*/
367 #define PETSC_VIEWER_SOCKET_SELF PETSC_VIEWER_SOCKET_(PETSC_COMM_SELF)
368 
369 /*MC
370   PETSC_VIEWER_BINARY_WORLD  - same as `PETSC_VIEWER_BINARY_`(PETSC_COMM_WORLD)
371 
372   Level: intermediate
373 M*/
374 #define PETSC_VIEWER_BINARY_WORLD PETSC_VIEWER_BINARY_(PETSC_COMM_WORLD)
375 
376 /*MC
377   PETSC_VIEWER_BINARY_SELF  - same as `PETSC_VIEWER_BINARY_`(PETSC_COMM_SELF)
378 
379   Level: intermediate
380 M*/
381 #define PETSC_VIEWER_BINARY_SELF PETSC_VIEWER_BINARY_(PETSC_COMM_SELF)
382 
383 /*MC
384   PETSC_VIEWER_MATLAB_WORLD  - same as `PETSC_VIEWER_MATLAB_`(PETSC_COMM_WORLD)
385 
386   Level: intermediate
387 M*/
388 #define PETSC_VIEWER_MATLAB_WORLD PETSC_VIEWER_MATLAB_(PETSC_COMM_WORLD)
389 
390 /*MC
391   PETSC_VIEWER_MATLAB_SELF  - same as `PETSC_VIEWER_MATLAB_`(PETSC_COMM_SELF)
392 
393   Level: intermediate
394 M*/
395 #define PETSC_VIEWER_MATLAB_SELF PETSC_VIEWER_MATLAB_(PETSC_COMM_SELF)
396 
397 #define PETSC_VIEWER_MATHEMATICA_WORLD (PetscViewerInitializeMathematicaWorld_Private(), PETSC_VIEWER_MATHEMATICA_WORLD_PRIVATE)
398 
399 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStart(PetscViewer, PetscInt *, PetscInt *);
400 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStepMain(PetscViewer, PetscInt, PetscInt *, PetscInt);
401 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlEndMain(PetscViewer, PetscInt *);
402 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlStepWorker(PetscViewer, PetscMPIInt, PetscInt *);
403 PETSC_EXTERN PetscErrorCode PetscViewerFlowControlEndWorker(PetscViewer, PetscInt *);
404 PETSC_DEPRECATED_FUNCTION("Use PetscViewerFlowControlStepMaster (since v3.15)") static inline PetscErrorCode PetscViewerFlowControlStepMaster(PetscViewer viewer, PetscInt i, PetscInt *mcnt, PetscInt cnt) {
405   return PetscViewerFlowControlStepMain(viewer, i, mcnt, cnt);
406 }
407 PETSC_DEPRECATED_FUNCTION("Use PetscViewerFlowControlEndMaster (since v3.15)") static inline PetscErrorCode PetscViewerFlowControlEndMaster(PetscViewer viewer, PetscInt *mcnt) {
408   return PetscViewerFlowControlEndMain(viewer, mcnt);
409 }
410 
411 /*
412    PetscViewer writes to MATLAB .mat file
413 */
414 PETSC_EXTERN PetscErrorCode PetscViewerMatlabPutArray(PetscViewer, int, int, const PetscScalar *, const char *);
415 PETSC_EXTERN PetscErrorCode PetscViewerMatlabGetArray(PetscViewer, int, int, PetscScalar *, const char *);
416 PETSC_EXTERN PetscErrorCode PetscViewerMatlabPutVariable(PetscViewer, const char *, void *);
417 
418 #if defined(PETSC_HAVE_SAWS)
419 PETSC_EXTERN PetscErrorCode PetscObjectViewSAWs(PetscObject, PetscViewer);
420 #endif
421 
422 /*S
423      PetscViewers - Abstract collection of `PetscViewer`s. It is just an expandable array of viewers.
424 
425    Level: intermediate
426 
427 .seealso: `PetscViewerCreate()`, `PetscViewerSetType()`, `PetscViewerType`, `PetscViewer`, `PetscViewersCreate()`,
428           `PetscViewersGetViewer()`
429 S*/
430 typedef struct _n_PetscViewers *PetscViewers;
431 PETSC_EXTERN PetscErrorCode     PetscViewersCreate(MPI_Comm, PetscViewers *);
432 PETSC_EXTERN PetscErrorCode     PetscViewersDestroy(PetscViewers *);
433 PETSC_EXTERN PetscErrorCode     PetscViewersGetViewer(PetscViewers, PetscInt, PetscViewer *);
434 
435 #endif
436