xref: /petsc/include/petscts.h (revision d2fd7bfc6f0fd2e1d083decbb7cc7d77e16824f0) !
1 /*
2    User interface for the timestepping package. This package
3    is for use in solving time-dependent PDEs.
4 */
5 #if !defined(PETSCTS_H)
6 #define PETSCTS_H
7 #include <petscsnes.h>
8 
9 /*S
10      TS - Abstract PETSc object that manages all time-steppers (ODE integrators)
11 
12    Level: beginner
13 
14 .seealso:  TSCreate(), TSSetType(), TSType, SNES, KSP, PC, TSDestroy()
15 S*/
16 typedef struct _p_TS* TS;
17 
18 /*J
19     TSType - String with the name of a PETSc TS method.
20 
21    Level: beginner
22 
23 .seealso: TSSetType(), TS, TSRegister()
24 J*/
25 typedef const char* TSType;
26 #define TSEULER           "euler"
27 #define TSBEULER          "beuler"
28 #define TSBASICSYMPLECTIC "basicsymplectic"
29 #define TSPSEUDO          "pseudo"
30 #define TSCN              "cn"
31 #define TSSUNDIALS        "sundials"
32 #define TSRK              "rk"
33 #define TSPYTHON          "python"
34 #define TSTHETA           "theta"
35 #define TSALPHA           "alpha"
36 #define TSALPHA2          "alpha2"
37 #define TSGLLE            "glle"
38 #define TSGLEE            "glee"
39 #define TSSSP             "ssp"
40 #define TSARKIMEX         "arkimex"
41 #define TSROSW            "rosw"
42 #define TSEIMEX           "eimex"
43 #define TSMIMEX           "mimex"
44 #define TSBDF             "bdf"
45 #define TSRADAU5          "radau5"
46 #define TSMPRK            "mprk"
47 
48 /*E
49     TSProblemType - Determines the type of problem this TS object is to be used to solve
50 
51    Level: beginner
52 
53 .seealso: TSCreate()
54 E*/
55 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType;
56 
57 /*E
58    TSEquationType - type of TS problem that is solved
59 
60    Level: beginner
61 
62    Developer Notes:
63     this must match petsc/finclude/petscts.h
64 
65    Supported types are:
66      TS_EQ_UNSPECIFIED (default)
67      TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0
68      TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0
69 
70 .seealso: TSGetEquationType(), TSSetEquationType()
71 E*/
72 typedef enum {
73   TS_EQ_UNSPECIFIED               = -1,
74   TS_EQ_EXPLICIT                  = 0,
75   TS_EQ_ODE_EXPLICIT              = 1,
76   TS_EQ_DAE_SEMI_EXPLICIT_INDEX1  = 100,
77   TS_EQ_DAE_SEMI_EXPLICIT_INDEX2  = 200,
78   TS_EQ_DAE_SEMI_EXPLICIT_INDEX3  = 300,
79   TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500,
80   TS_EQ_IMPLICIT                  = 1000,
81   TS_EQ_ODE_IMPLICIT              = 1001,
82   TS_EQ_DAE_IMPLICIT_INDEX1       = 1100,
83   TS_EQ_DAE_IMPLICIT_INDEX2       = 1200,
84   TS_EQ_DAE_IMPLICIT_INDEX3       = 1300,
85   TS_EQ_DAE_IMPLICIT_INDEXHI      = 1500
86 } TSEquationType;
87 PETSC_EXTERN const char *const*TSEquationTypes;
88 
89 /*E
90    TSConvergedReason - reason a TS method has converged or not
91 
92    Level: beginner
93 
94    Developer Notes:
95     this must match petsc/finclude/petscts.h
96 
97    Each reason has its own manual page.
98 
99 .seealso: TSGetConvergedReason()
100 E*/
101 typedef enum {
102   TS_CONVERGED_ITERATING          = 0,
103   TS_CONVERGED_TIME               = 1,
104   TS_CONVERGED_ITS                = 2,
105   TS_CONVERGED_USER               = 3,
106   TS_CONVERGED_EVENT              = 4,
107   TS_CONVERGED_PSEUDO_FATOL       = 5,
108   TS_CONVERGED_PSEUDO_FRTOL       = 6,
109   TS_DIVERGED_NONLINEAR_SOLVE     = -1,
110   TS_DIVERGED_STEP_REJECTED       = -2,
111   TSFORWARD_DIVERGED_LINEAR_SOLVE = -3,
112   TSADJOINT_DIVERGED_LINEAR_SOLVE = -4
113 } TSConvergedReason;
114 PETSC_EXTERN const char *const*TSConvergedReasons;
115 
116 /*MC
117    TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve()
118 
119    Level: beginner
120 
121 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt()
122 M*/
123 
124 /*MC
125    TS_CONVERGED_TIME - the final time was reached
126 
127    Level: beginner
128 
129 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxTime(), TSGetMaxTime(), TSGetSolveTime()
130 M*/
131 
132 /*MC
133    TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time
134 
135    Level: beginner
136 
137 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxSteps(), TSGetMaxSteps()
138 M*/
139 
140 /*MC
141    TS_CONVERGED_USER - user requested termination
142 
143    Level: beginner
144 
145 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason()
146 M*/
147 
148 /*MC
149    TS_CONVERGED_EVENT - user requested termination on event detection
150 
151    Level: beginner
152 
153 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason()
154 M*/
155 
156 /*MC
157    TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for TSPSEUDO
158 
159    Level: beginner
160 
161    Options Database:
162 .   -ts_pseudo_frtol <rtol>
163 
164 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TS_CONVERGED_PSEUDO_FATOL
165 M*/
166 
167 /*MC
168    TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for TSPSEUDO
169 
170    Level: beginner
171 
172    Options Database:
173 .   -ts_pseudo_fatol <atol>
174 
175 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TS_CONVERGED_PSEUDO_FRTOL
176 M*/
177 
178 /*MC
179    TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed
180 
181    Level: beginner
182 
183    Notes:
184     See TSSetMaxSNESFailures() for how to allow more nonlinear solver failures.
185 
186 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason(), TSSetMaxSNESFailures()
187 M*/
188 
189 /*MC
190    TS_DIVERGED_STEP_REJECTED - too many steps were rejected
191 
192    Level: beginner
193 
194    Notes:
195     See TSSetMaxStepRejections() for how to allow more step rejections.
196 
197 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxStepRejections()
198 M*/
199 
200 /*E
201    TSExactFinalTimeOption - option for handling of final time step
202 
203    Level: beginner
204 
205    Developer Notes:
206     this must match petsc/finclude/petscts.h
207 
208 $  TS_EXACTFINALTIME_STEPOVER    - Don't do anything if final time is exceeded
209 $  TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time
210 $  TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time
211 
212 .seealso: TSGetConvergedReason(), TSSetExactFinalTime(), TSGetExactFinalTime()
213 
214 E*/
215 typedef enum {TS_EXACTFINALTIME_UNSPECIFIED=0,TS_EXACTFINALTIME_STEPOVER=1,TS_EXACTFINALTIME_INTERPOLATE=2,TS_EXACTFINALTIME_MATCHSTEP=3} TSExactFinalTimeOption;
216 PETSC_EXTERN const char *const TSExactFinalTimeOptions[];
217 
218 /* Logging support */
219 PETSC_EXTERN PetscClassId TS_CLASSID;
220 PETSC_EXTERN PetscClassId DMTS_CLASSID;
221 PETSC_EXTERN PetscClassId TSADAPT_CLASSID;
222 
223 PETSC_EXTERN PetscErrorCode TSInitializePackage(void);
224 PETSC_EXTERN PetscErrorCode TSFinalizePackage(void);
225 
226 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*);
227 PETSC_EXTERN PetscErrorCode TSClone(TS,TS*);
228 PETSC_EXTERN PetscErrorCode TSDestroy(TS*);
229 
230 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType);
231 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*);
232 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec);
233 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**));
234 PETSC_EXTERN PetscErrorCode TSMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
235 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS);
236 
237 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]);
238 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]);
239 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]);
240 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS);
241 PETSC_EXTERN PetscErrorCode TSSetUp(TS);
242 PETSC_EXTERN PetscErrorCode TSReset(TS);
243 
244 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec);
245 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*);
246 
247 PETSC_EXTERN PetscErrorCode TS2SetSolution(TS,Vec,Vec);
248 PETSC_EXTERN PetscErrorCode TS2GetSolution(TS,Vec*,Vec*);
249 
250 PETSC_EXTERN PetscErrorCode TSGetSolutionComponents(TS,PetscInt*,Vec*);
251 PETSC_EXTERN PetscErrorCode TSGetAuxSolution(TS,Vec*);
252 PETSC_EXTERN PetscErrorCode TSGetTimeError(TS,PetscInt,Vec*);
253 PETSC_EXTERN PetscErrorCode TSSetTimeError(TS,Vec);
254 
255 PETSC_EXTERN PetscErrorCode TSSetRHSJacobianP(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*);
256 PETSC_EXTERN PetscErrorCode TSGetRHSJacobianP(TS,Mat*,PetscErrorCode(**)(TS,PetscReal,Vec,Mat,void*),void**);
257 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianP(TS,PetscReal,Vec,Mat);
258 PETSC_EXTERN PetscErrorCode TSSetIJacobianP(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Vec,PetscReal,Mat,void*),void*);
259 PETSC_EXTERN PetscErrorCode TSComputeIJacobianP(TS,PetscReal,Vec,Vec,PetscReal,Mat,PetscBool);
260 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetQuadratureTS then TSComputeRHSJacobianP") PetscErrorCode TSComputeDRDPFunction(TS,PetscReal,Vec,Vec*);
261 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetQuadratureTS then TSComputeRHSJacobian") PetscErrorCode TSComputeDRDUFunction(TS,PetscReal,Vec,Vec*);
262 PETSC_EXTERN PetscErrorCode TSSetIHessianProduct(TS,Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
263                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
264                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
265                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
266                                                     void*);
267 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionUU(TS,PetscReal,Vec,Vec*,Vec,Vec*);
268 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionUP(TS,PetscReal,Vec,Vec*,Vec,Vec*);
269 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionPU(TS,PetscReal,Vec,Vec*,Vec,Vec*);
270 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionPP(TS,PetscReal,Vec,Vec*,Vec,Vec*);
271 PETSC_EXTERN PetscErrorCode TSSetRHSHessianProduct(TS,Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
272                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
273                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
274                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
275                                                     void*);
276 PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionUU(TS,PetscReal,Vec,Vec*,Vec,Vec*);
277 PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionUP(TS,PetscReal,Vec,Vec*,Vec,Vec*);
278 PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionPU(TS,PetscReal,Vec,Vec*,Vec,Vec*);
279 PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionPP(TS,PetscReal,Vec,Vec*,Vec,Vec*);
280 PETSC_EXTERN PetscErrorCode TSSetCostHessianProducts(TS,PetscInt,Vec*,Vec*,Vec);
281 PETSC_EXTERN PetscErrorCode TSGetCostHessianProducts(TS,PetscInt*,Vec**,Vec**,Vec*);
282 PETSC_EXTERN PetscErrorCode TSComputeSNESJacobian(TS,Vec,Mat,Mat);
283 
284 /*S
285      TSTrajectory - Abstract PETSc object that stores the trajectory (solution of ODE/DAE at each time step)
286 
287    Level: advanced
288 
289 .seealso:  TSSetSaveTrajectory(), TSTrajectoryCreate(), TSTrajectorySetType(), TSTrajectoryDestroy(), TSTrajectoryReset()
290 S*/
291 typedef struct _p_TSTrajectory* TSTrajectory;
292 
293 /*J
294     TSTrajectorySetType - String with the name of a PETSc TS trajectory storage method
295 
296    Level: intermediate
297 
298 .seealso:  TSSetSaveTrajectory(), TSTrajectoryCreate(), TSTrajectoryDestroy()
299 J*/
300 typedef const char* TSTrajectoryType;
301 #define TSTRAJECTORYBASIC         "basic"
302 #define TSTRAJECTORYSINGLEFILE    "singlefile"
303 #define TSTRAJECTORYMEMORY        "memory"
304 #define TSTRAJECTORYVISUALIZATION "visualization"
305 
306 PETSC_EXTERN PetscFunctionList TSTrajectoryList;
307 PETSC_EXTERN PetscClassId      TSTRAJECTORY_CLASSID;
308 PETSC_EXTERN PetscBool         TSTrajectoryRegisterAllCalled;
309 
310 PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS);
311 PETSC_EXTERN PetscErrorCode TSResetTrajectory(TS);
312 
313 PETSC_EXTERN PetscErrorCode TSTrajectoryCreate(MPI_Comm,TSTrajectory*);
314 PETSC_EXTERN PetscErrorCode TSTrajectoryReset(TSTrajectory);
315 PETSC_EXTERN PetscErrorCode TSTrajectoryDestroy(TSTrajectory*);
316 PETSC_EXTERN PetscErrorCode TSTrajectoryView(TSTrajectory,PetscViewer);
317 PETSC_EXTERN PetscErrorCode TSTrajectorySetType(TSTrajectory,TS,TSTrajectoryType);
318 PETSC_EXTERN PetscErrorCode TSTrajectoryGetType(TSTrajectory,TS,TSTrajectoryType*);
319 PETSC_EXTERN PetscErrorCode TSTrajectorySet(TSTrajectory,TS,PetscInt,PetscReal,Vec);
320 PETSC_EXTERN PetscErrorCode TSTrajectoryGet(TSTrajectory,TS,PetscInt,PetscReal*);
321 PETSC_EXTERN PetscErrorCode TSTrajectoryGetVecs(TSTrajectory,TS,PetscInt,PetscReal*,Vec,Vec);
322 PETSC_EXTERN PetscErrorCode TSTrajectoryGetUpdatedHistoryVecs(TSTrajectory,TS,PetscReal,Vec*,Vec*);
323 PETSC_EXTERN PetscErrorCode TSTrajectoryGetNumSteps(TSTrajectory,PetscInt*);
324 PETSC_EXTERN PetscErrorCode TSTrajectoryRestoreUpdatedHistoryVecs(TSTrajectory,Vec*,Vec*);
325 PETSC_EXTERN PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory,TS);
326 PETSC_EXTERN PetscErrorCode TSTrajectoryRegister(const char[],PetscErrorCode (*)(TSTrajectory,TS));
327 PETSC_EXTERN PetscErrorCode TSTrajectoryRegisterAll(void);
328 PETSC_EXTERN PetscErrorCode TSTrajectorySetUp(TSTrajectory,TS);
329 PETSC_EXTERN PetscErrorCode TSTrajectorySetUseHistory(TSTrajectory,PetscBool);
330 PETSC_EXTERN PetscErrorCode TSTrajectorySetMonitor(TSTrajectory,PetscBool);
331 PETSC_EXTERN PetscErrorCode TSTrajectorySetVariableNames(TSTrajectory,const char * const*);
332 PETSC_EXTERN PetscErrorCode TSTrajectorySetTransform(TSTrajectory,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*);
333 PETSC_EXTERN PetscErrorCode TSTrajectorySetSolutionOnly(TSTrajectory,PetscBool);
334 PETSC_EXTERN PetscErrorCode TSTrajectoryGetSolutionOnly(TSTrajectory,PetscBool*);
335 PETSC_EXTERN PetscErrorCode TSTrajectorySetKeepFiles(TSTrajectory,PetscBool);
336 PETSC_EXTERN PetscErrorCode TSTrajectorySetDirname(TSTrajectory,const char[]);
337 PETSC_EXTERN PetscErrorCode TSTrajectorySetFiletemplate(TSTrajectory,const char[]);
338 PETSC_EXTERN PetscErrorCode TSGetTrajectory(TS,TSTrajectory*);
339 
340 PETSC_EXTERN PetscErrorCode TSSetCostGradients(TS,PetscInt,Vec*,Vec*);
341 PETSC_EXTERN PetscErrorCode TSGetCostGradients(TS,PetscInt*,Vec**,Vec**);
342 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSCreateQuadratureTS() then set up the sub-TS (since version 3.12)") PetscErrorCode TSSetCostIntegrand(TS,PetscInt,Vec,PetscErrorCode (*)(TS,PetscReal,Vec,Vec,void*),PetscErrorCode (*)(TS,PetscReal,Vec,Vec*,void*),PetscErrorCode (*)(TS,PetscReal,Vec,Vec*,void*),PetscBool,void*);
343 PETSC_EXTERN PetscErrorCode TSGetCostIntegral(TS,Vec*);
344 PETSC_EXTERN PetscErrorCode TSComputeCostIntegrand(TS,PetscReal,Vec,Vec);
345 PETSC_EXTERN PetscErrorCode TSCreateQuadratureTS(TS,PetscBool,TS*);
346 PETSC_EXTERN PetscErrorCode TSGetQuadratureTS(TS,PetscBool*,TS*);
347 
348 PETSC_EXTERN PetscErrorCode TSAdjointSetFromOptions(PetscOptionItems*,TS);
349 PETSC_EXTERN PetscErrorCode TSAdjointMonitor(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*);
350 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*),void *,PetscErrorCode (*)(void**));
351 PETSC_EXTERN PetscErrorCode TSAdjointMonitorCancel(TS);
352 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
353 
354 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSSetRHSJacobianP()")     PetscErrorCode TSAdjointSetRHSJacobian(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*);
355 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSComputeRHSJacobianP()") PetscErrorCode TSAdjointComputeRHSJacobian(TS,PetscReal,Vec,Mat);
356 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetQuadratureTS then TSComputeRHSJacobianP") PetscErrorCode TSAdjointComputeDRDPFunction(TS,PetscReal,Vec,Vec*);
357 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetQuadratureTS then TSComputeRHSJacobian") PetscErrorCode TSAdjointComputeDRDYFunction(TS,PetscReal,Vec,Vec*);
358 PETSC_EXTERN PetscErrorCode TSAdjointSolve(TS);
359 PETSC_EXTERN PetscErrorCode TSAdjointSetSteps(TS,PetscInt);
360 
361 PETSC_EXTERN PetscErrorCode TSAdjointStep(TS);
362 PETSC_EXTERN PetscErrorCode TSAdjointSetUp(TS);
363 PETSC_EXTERN PetscErrorCode TSAdjointReset(TS);
364 PETSC_EXTERN PetscErrorCode TSAdjointCostIntegral(TS);
365 PETSC_EXTERN PetscErrorCode TSAdjointSetForward(TS,Mat);
366 PETSC_EXTERN PetscErrorCode TSAdjointResetForward(TS);
367 
368 PETSC_EXTERN PetscErrorCode TSForwardSetSensitivities(TS,PetscInt,Mat);
369 PETSC_EXTERN PetscErrorCode TSForwardGetSensitivities(TS,PetscInt*,Mat*);
370 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSCreateQuadratureTS() and TSForwardSetSensitivities() (since version 3.12)") PetscErrorCode TSForwardSetIntegralGradients(TS,PetscInt,Vec *);
371 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSForwardGetSensitivities()")                          PetscErrorCode TSForwardGetIntegralGradients(TS,PetscInt*,Vec **);
372 PETSC_EXTERN PetscErrorCode TSForwardSetUp(TS);
373 PETSC_EXTERN PetscErrorCode TSForwardReset(TS);
374 PETSC_EXTERN PetscErrorCode TSForwardCostIntegral(TS);
375 PETSC_EXTERN PetscErrorCode TSForwardStep(TS);
376 PETSC_EXTERN PetscErrorCode TSForwardSetInitialSensitivities(TS,Mat);
377 PETSC_EXTERN PetscErrorCode TSForwardGetStages(TS,PetscInt*,Mat**);
378 
379 PETSC_EXTERN PetscErrorCode TSSetMaxSteps(TS,PetscInt);
380 PETSC_EXTERN PetscErrorCode TSGetMaxSteps(TS,PetscInt*);
381 PETSC_EXTERN PetscErrorCode TSSetMaxTime(TS,PetscReal);
382 PETSC_EXTERN PetscErrorCode TSGetMaxTime(TS,PetscReal*);
383 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption);
384 PETSC_EXTERN PetscErrorCode TSGetExactFinalTime(TS,TSExactFinalTimeOption*);
385 
386 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSSetTime[Step]() (since version 3.8)")      PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal);
387 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSSetMax{Steps|Time}() (since version 3.8)") PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal);
388 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetMax{Steps|Time}() (since version 3.8)") PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*);
389 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetStepNumber() (since version 3.8)")      PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*);
390 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use TSGetStepNumber() (since version 3.8)")      PetscErrorCode TSGetTotalSteps(TS,PetscInt*);
391 
392 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
393 PETSC_EXTERN PetscErrorCode TSMonitorExtreme(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
394 
395 typedef struct _n_TSMonitorDrawCtx*  TSMonitorDrawCtx;
396 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *);
397 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*);
398 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*);
399 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS,PetscInt,PetscReal,Vec,void*);
400 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*);
401 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionFunction(TS,PetscInt,PetscReal,Vec,void*);
402 
403 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat *);
404 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDrawSensi(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*);
405 
406 PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
407 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*);
408 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*);
409 
410 PETSC_EXTERN PetscErrorCode TSStep(TS);
411 PETSC_EXTERN PetscErrorCode TSEvaluateWLTE(TS,NormType,PetscInt*,PetscReal*);
412 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*);
413 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec);
414 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*);
415 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType);
416 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*);
417 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason);
418 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*);
419 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*);
420 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*);
421 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*);
422 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt);
423 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*);
424 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt);
425 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool);
426 PETSC_EXTERN PetscErrorCode TSRestartStep(TS);
427 PETSC_EXTERN PetscErrorCode TSRollBack(TS);
428 
429 PETSC_EXTERN PetscErrorCode TSGetStages(TS,PetscInt*,Vec**);
430 
431 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*);
432 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal);
433 PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS,PetscReal*);
434 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*);
435 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal);
436 PETSC_EXTERN PetscErrorCode TSGetStepNumber(TS,PetscInt*);
437 PETSC_EXTERN PetscErrorCode TSSetStepNumber(TS,PetscInt);
438 
439 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*);
440 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat,Mat,void*);
441 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobianP)(TS,PetscReal,Vec,Mat,void*);
442 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*);
443 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**);
444 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*);
445 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**);
446 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS,PetscBool);
447 
448 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*);
449 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*);
450 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*);
451 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,TSForcingFunction,void*);
452 
453 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*);
454 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
455 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*);
456 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**);
457 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*);
458 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**);
459 
460 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Function)(TS,PetscReal,Vec,Vec,Vec,Vec,void*);
461 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Jacobian)(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat,void*);
462 PETSC_EXTERN PetscErrorCode TSSetI2Function(TS,Vec,TSI2Function,void*);
463 PETSC_EXTERN PetscErrorCode TSGetI2Function(TS,Vec*,TSI2Function*,void**);
464 PETSC_EXTERN PetscErrorCode TSSetI2Jacobian(TS,Mat,Mat,TSI2Jacobian,void*);
465 PETSC_EXTERN PetscErrorCode TSGetI2Jacobian(TS,Mat*,Mat*,TSI2Jacobian*,void**);
466 
467 PETSC_EXTERN PetscErrorCode TSRHSSplitSetIS(TS,const char[],IS);
468 PETSC_EXTERN PetscErrorCode TSRHSSplitGetIS(TS,const char[],IS*);
469 PETSC_EXTERN PetscErrorCode TSRHSSplitSetRHSFunction(TS,const char[],Vec,TSRHSFunction,void*);
470 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTS(TS,const char[],TS*);
471 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTSs(TS,PetscInt*,TS*[]);
472 PETSC_EXTERN PetscErrorCode TSSetUseSplitRHSFunction(TS, PetscBool);
473 PETSC_EXTERN PetscErrorCode TSGetUseSplitRHSFunction(TS, PetscBool*);
474 
475 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*);
476 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat,Mat,void*);
477 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*);
478 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
479 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec);
480 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec);
481 PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
482 
483 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS));
484 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal));
485 PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS,PetscReal,PetscInt,Vec*));
486 PETSC_EXTERN PetscErrorCode TSSetPostEvaluate(TS, PetscErrorCode(*)(TS));
487 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS));
488 PETSC_EXTERN PetscErrorCode TSPreStep(TS);
489 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal);
490 PETSC_EXTERN PetscErrorCode TSPostStage(TS,PetscReal,PetscInt,Vec*);
491 PETSC_EXTERN PetscErrorCode TSPostEvaluate(TS);
492 PETSC_EXTERN PetscErrorCode TSPostStep(TS);
493 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec);
494 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec);
495 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*);
496 PETSC_EXTERN PetscErrorCode TSErrorWeightedNormInfinity(TS,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
497 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm2(TS,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
498 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS,Vec,Vec,NormType,PetscReal*,PetscReal*,PetscReal*);
499 PETSC_EXTERN PetscErrorCode TSErrorWeightedENormInfinity(TS,Vec,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
500 PETSC_EXTERN PetscErrorCode TSErrorWeightedENorm2(TS,Vec,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
501 PETSC_EXTERN PetscErrorCode TSErrorWeightedENorm(TS,Vec,Vec,Vec,NormType,PetscReal*,PetscReal*,PetscReal*);
502 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal);
503 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*);
504 PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS,PetscReal,Vec,PetscBool*));
505 PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS,PetscReal,Vec,PetscBool*);
506 
507 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*);
508 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS,PetscReal*,void*);
509 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *);
510 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal);
511 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*);
512 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS,Vec,void*,PetscReal*,PetscBool *);
513 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *);
514 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal);
515 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS);
516 
517 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]);
518 
519 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec);
520 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat,Mat);
521 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool);
522 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,PetscBool);
523 PETSC_EXTERN PetscErrorCode TSComputeI2Function(TS,PetscReal,Vec,Vec,Vec,Vec);
524 PETSC_EXTERN PetscErrorCode TSComputeI2Jacobian(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat);
525 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*);
526 
527 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec);
528 
529 PETSC_EXTERN PetscErrorCode DMTSSetBoundaryLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *);
530 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*);
531 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**);
532 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*);
533 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**);
534 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*);
535 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**);
536 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*);
537 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**);
538 PETSC_EXTERN PetscErrorCode DMTSSetI2Function(DM,TSI2Function,void*);
539 PETSC_EXTERN PetscErrorCode DMTSGetI2Function(DM,TSI2Function*,void**);
540 PETSC_EXTERN PetscErrorCode DMTSSetI2Jacobian(DM,TSI2Jacobian,void*);
541 PETSC_EXTERN PetscErrorCode DMTSGetI2Jacobian(DM,TSI2Jacobian*,void**);
542 
543 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*);
544 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**);
545 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,TSForcingFunction,void*);
546 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,TSForcingFunction*,void**);
547 PETSC_EXTERN PetscErrorCode DMTSGetMinRadius(DM,PetscReal*);
548 PETSC_EXTERN PetscErrorCode DMTSSetMinRadius(DM,PetscReal);
549 PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **);
550 
551 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,Vec,void*),void*);
552 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*),void*);
553 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,void*),void*);
554 
555 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
556 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
557 
558 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*);
559 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*);
560 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*);
561 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*);
562 
563 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *);
564 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*),void *);
565 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *);
566 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*),void *);
567 
568 PETSC_EXTERN PetscErrorCode DMPlexTSGetGeometryFVM(DM,Vec*,Vec*,PetscReal*);
569 PETSC_EXTERN PetscErrorCode DMPlexTSGetGradientDM(DM,PetscFV,DM*);
570 
571 typedef struct _n_TSMonitorLGCtx*  TSMonitorLGCtx;
572 typedef struct {
573   Vec            ray;
574   VecScatter     scatter;
575   PetscViewer    viewer;
576   TSMonitorLGCtx lgctx;
577 } TSMonitorDMDARayCtx;
578 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**);
579 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*);
580 PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS,PetscInt,PetscReal,Vec,void*);
581 
582 /* Dynamic creation and loading functions */
583 PETSC_EXTERN PetscFunctionList TSList;
584 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*);
585 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType);
586 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS));
587 
588 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*);
589 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES);
590 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*);
591 
592 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer);
593 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer);
594 PETSC_STATIC_INLINE PetscErrorCode TSViewFromOptions(TS A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
595 PETSC_STATIC_INLINE PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
596 
597 #define TS_FILE_CLASSID 1211225
598 
599 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *);
600 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *);
601 
602 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *);
603 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*);
604 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *);
605 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *);
606 PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS,const char * const*);
607 PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS,const char *const **);
608 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx,const char * const *);
609 PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS,const char * const*);
610 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx,const char * const*);
611 PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*);
612 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void *);
613 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *);
614 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *);
615 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *);
616 PETSC_EXTERN PetscErrorCode TSMonitorError(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat *);
617 
618 typedef struct _n_TSMonitorEnvelopeCtx*  TSMonitorEnvelopeCtx;
619 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS,TSMonitorEnvelopeCtx*);
620 PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS,PetscInt,PetscReal,Vec,void*);
621 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS,Vec*,Vec*);
622 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx*);
623 
624 typedef struct _n_TSMonitorSPEigCtx*  TSMonitorSPEigCtx;
625 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *);
626 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*);
627 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *);
628 
629 typedef struct _n_TSMonitorSPCtx* TSMonitorSPCtx;
630 PETSC_EXTERN PetscErrorCode TSMonitorSPCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPCtx*);
631 PETSC_EXTERN PetscErrorCode TSMonitorSPCtxDestroy(TSMonitorSPCtx*);
632 PETSC_EXTERN PetscErrorCode TSMonitorSPSwarmSolution(TS,PetscInt,PetscReal,Vec,void*);
633 
634 PETSC_EXTERN PetscErrorCode TSSetEventHandler(TS,PetscInt,PetscInt[],PetscBool[],PetscErrorCode (*)(TS,PetscReal,Vec,PetscScalar[],void*),PetscErrorCode (*)(TS,PetscInt,PetscInt[],PetscReal,Vec,PetscBool,void*),void*);
635 PETSC_EXTERN PetscErrorCode TSSetPostEventIntervalStep(TS,PetscReal);
636 PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS,PetscReal,PetscReal[]);
637 /*J
638    TSSSPType - string with the name of TSSSP scheme.
639 
640    Level: beginner
641 
642 .seealso: TSSSPSetType(), TS
643 J*/
644 typedef const char* TSSSPType;
645 #define TSSSPRKS2  "rks2"
646 #define TSSSPRKS3  "rks3"
647 #define TSSSPRK104 "rk104"
648 
649 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType);
650 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*);
651 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt);
652 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*);
653 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void);
654 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void);
655 PETSC_EXTERN PetscFunctionList TSSSPList;
656 
657 /*S
658    TSAdapt - Abstract object that manages time-step adaptivity
659 
660    Level: beginner
661 
662 .seealso: TS, TSAdaptCreate(), TSAdaptType
663 S*/
664 typedef struct _p_TSAdapt *TSAdapt;
665 
666 /*E
667     TSAdaptType - String with the name of TSAdapt scheme.
668 
669    Level: beginner
670 
671 .seealso: TSAdaptSetType(), TS
672 E*/
673 typedef const char *TSAdaptType;
674 #define TSADAPTNONE    "none"
675 #define TSADAPTBASIC   "basic"
676 #define TSADAPTDSP     "dsp"
677 #define TSADAPTCFL     "cfl"
678 #define TSADAPTGLEE    "glee"
679 #define TSADAPTHISTORY "history"
680 
681 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*);
682 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],PetscErrorCode (*)(TSAdapt));
683 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void);
684 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void);
685 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*);
686 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType);
687 PETSC_EXTERN PetscErrorCode TSAdaptGetType(TSAdapt,TSAdaptType*);
688 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]);
689 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt);
690 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool);
691 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**);
692 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*);
693 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscReal,Vec,PetscBool*);
694 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer);
695 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer);
696 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(PetscOptionItems*,TSAdapt);
697 PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt);
698 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*);
699 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool);
700 PETSC_EXTERN PetscErrorCode TSAdaptSetAlwaysAccept(TSAdapt,PetscBool);
701 PETSC_EXTERN PetscErrorCode TSAdaptSetSafety(TSAdapt,PetscReal,PetscReal);
702 PETSC_EXTERN PetscErrorCode TSAdaptGetSafety(TSAdapt,PetscReal*,PetscReal*);
703 PETSC_EXTERN PetscErrorCode TSAdaptSetMaxIgnore(TSAdapt,PetscReal);
704 PETSC_EXTERN PetscErrorCode TSAdaptGetMaxIgnore(TSAdapt,PetscReal*);
705 PETSC_EXTERN PetscErrorCode TSAdaptSetClip(TSAdapt,PetscReal,PetscReal);
706 PETSC_EXTERN PetscErrorCode TSAdaptGetClip(TSAdapt,PetscReal*,PetscReal*);
707 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal);
708 PETSC_EXTERN PetscErrorCode TSAdaptGetStepLimits(TSAdapt,PetscReal*,PetscReal*);
709 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscReal,Vec,PetscBool*));
710 PETSC_EXTERN PetscErrorCode TSAdaptHistorySetHistory(TSAdapt,PetscInt n,PetscReal hist[],PetscBool);
711 PETSC_EXTERN PetscErrorCode TSAdaptHistorySetTrajectory(TSAdapt,TSTrajectory,PetscBool);
712 PETSC_EXTERN PetscErrorCode TSAdaptHistoryGetStep(TSAdapt,PetscInt,PetscReal*,PetscReal*);
713 PETSC_EXTERN PetscErrorCode TSAdaptSetTimeStepIncreaseDelay(TSAdapt,PetscInt);
714 PETSC_EXTERN PetscErrorCode TSAdaptDSPSetFilter(TSAdapt,const char *);
715 PETSC_EXTERN PetscErrorCode TSAdaptDSPSetPID(TSAdapt,PetscReal,PetscReal,PetscReal);
716 
717 /*S
718    TSGLLEAdapt - Abstract object that manages time-step adaptivity
719 
720    Level: beginner
721 
722    Developer Notes:
723    This functionality should be replaced by the TSAdapt.
724 
725 .seealso: TSGLLE, TSGLLEAdaptCreate(), TSGLLEAdaptType
726 S*/
727 typedef struct _p_TSGLLEAdapt *TSGLLEAdapt;
728 
729 /*J
730     TSGLLEAdaptType - String with the name of TSGLLEAdapt scheme
731 
732    Level: beginner
733 
734 .seealso: TSGLLEAdaptSetType(), TS
735 J*/
736 typedef const char *TSGLLEAdaptType;
737 #define TSGLLEADAPT_NONE "none"
738 #define TSGLLEADAPT_SIZE "size"
739 #define TSGLLEADAPT_BOTH "both"
740 
741 PETSC_EXTERN PetscErrorCode TSGLLEAdaptRegister(const char[],PetscErrorCode (*)(TSGLLEAdapt));
742 PETSC_EXTERN PetscErrorCode TSGLLEAdaptInitializePackage(void);
743 PETSC_EXTERN PetscErrorCode TSGLLEAdaptFinalizePackage(void);
744 PETSC_EXTERN PetscErrorCode TSGLLEAdaptCreate(MPI_Comm,TSGLLEAdapt*);
745 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetType(TSGLLEAdapt,TSGLLEAdaptType);
746 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetOptionsPrefix(TSGLLEAdapt,const char[]);
747 PETSC_EXTERN PetscErrorCode TSGLLEAdaptChoose(TSGLLEAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *);
748 PETSC_EXTERN PetscErrorCode TSGLLEAdaptView(TSGLLEAdapt,PetscViewer);
749 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetFromOptions(PetscOptionItems*,TSGLLEAdapt);
750 PETSC_EXTERN PetscErrorCode TSGLLEAdaptDestroy(TSGLLEAdapt*);
751 
752 /*J
753     TSGLLEAcceptType - String with the name of TSGLLEAccept scheme
754 
755    Level: beginner
756 
757 .seealso: TSGLLESetAcceptType(), TS
758 J*/
759 typedef const char *TSGLLEAcceptType;
760 #define TSGLLEACCEPT_ALWAYS "always"
761 
762 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLLEAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *);
763 PETSC_EXTERN PetscErrorCode TSGLLEAcceptRegister(const char[],TSGLLEAcceptFunction);
764 
765 /*J
766   TSGLLEType - family of time integration method within the General Linear class
767 
768   Level: beginner
769 
770 .seealso: TSGLLESetType(), TSGLLERegister()
771 J*/
772 typedef const char* TSGLLEType;
773 #define TSGLLE_IRKS   "irks"
774 
775 PETSC_EXTERN PetscErrorCode TSGLLERegister(const char[],PetscErrorCode(*)(TS));
776 PETSC_EXTERN PetscErrorCode TSGLLEInitializePackage(void);
777 PETSC_EXTERN PetscErrorCode TSGLLEFinalizePackage(void);
778 PETSC_EXTERN PetscErrorCode TSGLLESetType(TS,TSGLLEType);
779 PETSC_EXTERN PetscErrorCode TSGLLEGetAdapt(TS,TSGLLEAdapt*);
780 PETSC_EXTERN PetscErrorCode TSGLLESetAcceptType(TS,TSGLLEAcceptType);
781 
782 /*J
783     TSEIMEXType - String with the name of an Extrapolated IMEX method.
784 
785    Level: beginner
786 
787 .seealso: TSEIMEXSetType(), TS, TSEIMEX, TSEIMEXRegister()
788 J*/
789 #define TSEIMEXType   char*
790 
791 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts,PetscInt);
792 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts,PetscInt,PetscInt);
793 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS,PetscBool);
794 
795 /*J
796     TSRKType - String with the name of a Runge-Kutta method.
797 
798    Level: beginner
799 
800 .seealso: TSRKSetType(), TS, TSRK, TSRKRegister()
801 J*/
802 typedef const char* TSRKType;
803 #define TSRK1FE   "1fe"
804 #define TSRK2A    "2a"
805 #define TSRK3     "3"
806 #define TSRK3BS   "3bs"
807 #define TSRK4     "4"
808 #define TSRK5F    "5f"
809 #define TSRK5DP   "5dp"
810 #define TSRK5BS   "5bs"
811 #define TSRK6VR   "6vr"
812 #define TSRK7VR   "7vr"
813 #define TSRK8VR   "8vr"
814 
815 PETSC_EXTERN PetscErrorCode TSRKGetType(TS ts,TSRKType*);
816 PETSC_EXTERN PetscErrorCode TSRKSetType(TS ts,TSRKType);
817 PETSC_EXTERN PetscErrorCode TSRKSetMultirate(TS,PetscBool);
818 PETSC_EXTERN PetscErrorCode TSRKGetMultirate(TS,PetscBool*);
819 PETSC_EXTERN PetscErrorCode TSRKSetFullyImplicit(TS,PetscBool);
820 PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
821 PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void);
822 PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void);
823 PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void);
824 
825 /*J
826    TSMPRKType - String with the name of a Partitioned Runge-Kutta method
827 
828    Level: beginner
829 
830 .seealso: TSMPRKSetType(), TS, TSMPRK, TSMPRKRegister()
831 J*/
832 typedef const char* TSMPRKType;
833 #define TSMPRK2A22   "2a22"
834 #define TSMPRK2A23   "2a23"
835 #define TSMPRK2A32   "2a32"
836 #define TSMPRK2A33   "2a33"
837 #define TSMPRKP2    "p2"
838 #define TSMPRKP3    "p3"
839 
840 PETSC_EXTERN PetscErrorCode TSMPRKGetType(TS ts,TSMPRKType*);
841 PETSC_EXTERN PetscErrorCode TSMPRKSetType(TS ts,TSMPRKType);
842 PETSC_EXTERN PetscErrorCode TSMPRKRegister(TSMPRKType,PetscInt,PetscInt,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscInt[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscInt [],const PetscReal[],const PetscReal[],const PetscReal[]);
843 PETSC_EXTERN PetscErrorCode TSMPRKInitializePackage(void);
844 PETSC_EXTERN PetscErrorCode TSMPRKFinalizePackage(void);
845 PETSC_EXTERN PetscErrorCode TSMPRKRegisterDestroy(void);
846 
847 /*J
848     TSGLEEType - String with the name of a General Linear with Error Estimation method.
849 
850    Level: beginner
851 
852 .seealso: TSGLEESetType(), TS, TSGLEE, TSGLEERegister()
853 J*/
854 typedef const char* TSGLEEType;
855 #define TSGLEEi1      "BE1"
856 #define TSGLEE23      "23"
857 #define TSGLEE24      "24"
858 #define TSGLEE25I     "25i"
859 #define TSGLEE35      "35"
860 #define TSGLEEEXRK2A  "exrk2a"
861 #define TSGLEERK32G1  "rk32g1"
862 #define TSGLEERK285EX "rk285ex"
863 /*J
864     TSGLEEMode - String with the mode of error estimation for a General Linear with Error Estimation method.
865 
866    Level: beginner
867 
868 .seealso: TSGLEESetMode(), TS, TSGLEE, TSGLEERegister()
869 J*/
870 PETSC_EXTERN PetscErrorCode TSGLEEGetType(TS ts,TSGLEEType*);
871 PETSC_EXTERN PetscErrorCode TSGLEESetType(TS ts,TSGLEEType);
872 PETSC_EXTERN PetscErrorCode TSGLEERegister(TSGLEEType,PetscInt,PetscInt,PetscInt,PetscReal,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
873 PETSC_EXTERN PetscErrorCode TSGLEEFinalizePackage(void);
874 PETSC_EXTERN PetscErrorCode TSGLEEInitializePackage(void);
875 PETSC_EXTERN PetscErrorCode TSGLEERegisterDestroy(void);
876 
877 /*J
878     TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method.
879 
880    Level: beginner
881 
882 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister()
883 J*/
884 typedef const char* TSARKIMEXType;
885 #define TSARKIMEX1BEE   "1bee"
886 #define TSARKIMEXA2     "a2"
887 #define TSARKIMEXL2     "l2"
888 #define TSARKIMEXARS122 "ars122"
889 #define TSARKIMEX2C     "2c"
890 #define TSARKIMEX2D     "2d"
891 #define TSARKIMEX2E     "2e"
892 #define TSARKIMEXPRSSP2 "prssp2"
893 #define TSARKIMEX3      "3"
894 #define TSARKIMEXBPR3   "bpr3"
895 #define TSARKIMEXARS443 "ars443"
896 #define TSARKIMEX4      "4"
897 #define TSARKIMEX5      "5"
898 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*);
899 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType);
900 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool);
901 PETSC_EXTERN PetscErrorCode TSARKIMEXRegister(TSARKIMEXType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[],const PetscReal[]);
902 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void);
903 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void);
904 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void);
905 
906 /*J
907     TSRosWType - String with the name of a Rosenbrock-W method.
908 
909    Level: beginner
910 
911 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister()
912 J*/
913 typedef const char* TSRosWType;
914 #define TSROSW2M          "2m"
915 #define TSROSW2P          "2p"
916 #define TSROSWRA3PW       "ra3pw"
917 #define TSROSWRA34PW2     "ra34pw2"
918 #define TSROSWRODAS3      "rodas3"
919 #define TSROSWSANDU3      "sandu3"
920 #define TSROSWASSP3P3S1C  "assp3p3s1c"
921 #define TSROSWLASSP3P4S2C "lassp3p4s2c"
922 #define TSROSWLLSSP3P4S2C "llssp3p4s2c"
923 #define TSROSWARK3        "ark3"
924 #define TSROSWTHETA1      "theta1"
925 #define TSROSWTHETA2      "theta2"
926 #define TSROSWGRK4T       "grk4t"
927 #define TSROSWSHAMP4      "shamp4"
928 #define TSROSWVELDD4      "veldd4"
929 #define TSROSW4L          "4l"
930 
931 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS,TSRosWType*);
932 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS,TSRosWType);
933 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool);
934 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
935 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal);
936 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void);
937 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void);
938 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void);
939 
940 PETSC_EXTERN PetscErrorCode TSBDFSetOrder(TS,PetscInt);
941 PETSC_EXTERN PetscErrorCode TSBDFGetOrder(TS,PetscInt*);
942 
943 /*J
944   TSBasicSymplecticType - String with the name of a basic symplectic integration method.
945 
946   Level: beginner
947 
948   .seealso: TSBasicSymplecticSetType(), TS, TSBASICSYMPLECTIC, TSBasicSymplecticRegister()
949 J*/
950 typedef const char* TSBasicSymplecticType;
951 #define TSBASICSYMPLECTICSIEULER   "1"
952 #define TSBASICSYMPLECTICVELVERLET "2"
953 #define TSBASICSYMPLECTIC3         "3"
954 #define TSBASICSYMPLECTIC4         "4"
955 PETSC_EXTERN PetscErrorCode TSBasicSymplecticSetType(TS,TSBasicSymplecticType);
956 PETSC_EXTERN PetscErrorCode TSBasicSymplecticGetType(TS,TSBasicSymplecticType*);
957 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegister(TSBasicSymplecticType,PetscInt,PetscInt,PetscReal[],PetscReal[]);
958 PETSC_EXTERN PetscErrorCode TSBasicSymplecticInitializePackage(void);
959 PETSC_EXTERN PetscErrorCode TSBasicSymplecticFinalizePackage(void);
960 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegisterDestroy(void);
961 
962 /*
963        PETSc interface to Sundials
964 */
965 #ifdef PETSC_HAVE_SUNDIALS
966 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType;
967 PETSC_EXTERN const char *const TSSundialsLmmTypes[];
968 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType;
969 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[];
970 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType);
971 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*);
972 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal);
973 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal);
974 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal);
975 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *);
976 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType);
977 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt);
978 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal);
979 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool );
980 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]);
981 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt);
982 #endif
983 
984 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal);
985 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*);
986 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*);
987 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool);
988 
989 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal);
990 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal);
991 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*);
992 
993 PETSC_EXTERN PetscErrorCode TSAlpha2SetRadius(TS,PetscReal);
994 PETSC_EXTERN PetscErrorCode TSAlpha2SetParams(TS,PetscReal,PetscReal,PetscReal,PetscReal);
995 PETSC_EXTERN PetscErrorCode TSAlpha2GetParams(TS,PetscReal*,PetscReal*,PetscReal*,PetscReal*);
996 
997 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM);
998 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*);
999 
1000 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*);
1001 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat,Mat,void*);
1002 
1003 PETSC_EXTERN PetscErrorCode TSRHSJacobianTest(TS,PetscBool*);
1004 PETSC_EXTERN PetscErrorCode TSRHSJacobianTestTranspose(TS,PetscBool*);
1005 #endif
1006