xref: /petsc/include/petscts.h (revision 6affb6f8ddef2a26289fa1ba64edc019f448a772)
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   Concepts: ODE solvers
15 
16 .seealso:  TSCreate(), TSSetType(), TSType, SNES, KSP, PC, TSDestroy()
17 S*/
18 typedef struct _p_TS* TS;
19 
20 /*J
21     TSType - String with the name of a PETSc TS method.
22 
23    Level: beginner
24 
25 .seealso: TSSetType(), TS, TSRegister()
26 J*/
27 typedef const char* TSType;
28 #define TSEULER           "euler"
29 #define TSBEULER          "beuler"
30 #define TSBASICSYMPLECTIC "basicsymplectic"
31 #define TSPSEUDO          "pseudo"
32 #define TSCN              "cn"
33 #define TSSUNDIALS        "sundials"
34 #define TSRK              "rk"
35 #define TSPYTHON          "python"
36 #define TSTHETA           "theta"
37 #define TSALPHA           "alpha"
38 #define TSALPHA2          "alpha2"
39 #define TSGLLE            "glle"
40 #define TSGLEE            "glee"
41 #define TSSSP             "ssp"
42 #define TSARKIMEX         "arkimex"
43 #define TSROSW            "rosw"
44 #define TSEIMEX           "eimex"
45 #define TSMIMEX           "mimex"
46 #define TSBDF             "bdf"
47 #define TSRADAU5          "radau5"
48 #define TSMPRK            "mprk"
49 
50 /*E
51     TSProblemType - Determines the type of problem this TS object is to be used to solve
52 
53    Level: beginner
54 
55 .seealso: TSCreate()
56 E*/
57 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType;
58 
59 /*E
60    TSEquationType - type of TS problem that is solved
61 
62    Level: beginner
63 
64    Developer Notes:
65     this must match petsc/finclude/petscts.h
66 
67    Supported types are:
68      TS_EQ_UNSPECIFIED (default)
69      TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0
70      TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0
71 
72 .seealso: TSGetEquationType(), TSSetEquationType()
73 E*/
74 typedef enum {
75   TS_EQ_UNSPECIFIED               = -1,
76   TS_EQ_EXPLICIT                  = 0,
77   TS_EQ_ODE_EXPLICIT              = 1,
78   TS_EQ_DAE_SEMI_EXPLICIT_INDEX1  = 100,
79   TS_EQ_DAE_SEMI_EXPLICIT_INDEX2  = 200,
80   TS_EQ_DAE_SEMI_EXPLICIT_INDEX3  = 300,
81   TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500,
82   TS_EQ_IMPLICIT                  = 1000,
83   TS_EQ_ODE_IMPLICIT              = 1001,
84   TS_EQ_DAE_IMPLICIT_INDEX1       = 1100,
85   TS_EQ_DAE_IMPLICIT_INDEX2       = 1200,
86   TS_EQ_DAE_IMPLICIT_INDEX3       = 1300,
87   TS_EQ_DAE_IMPLICIT_INDEXHI      = 1500
88 } TSEquationType;
89 PETSC_EXTERN const char *const*TSEquationTypes;
90 
91 /*E
92    TSConvergedReason - reason a TS method has converged or not
93 
94    Level: beginner
95 
96    Developer Notes:
97     this must match petsc/finclude/petscts.h
98 
99    Each reason has its own manual page.
100 
101 .seealso: TSGetConvergedReason()
102 E*/
103 typedef enum {
104   TS_CONVERGED_ITERATING      = 0,
105   TS_CONVERGED_TIME           = 1,
106   TS_CONVERGED_ITS            = 2,
107   TS_CONVERGED_USER           = 3,
108   TS_CONVERGED_EVENT          = 4,
109   TS_CONVERGED_PSEUDO_FATOL   = 5,
110   TS_CONVERGED_PSEUDO_FRTOL   = 6,
111   TS_DIVERGED_NONLINEAR_SOLVE = -1,
112   TS_DIVERGED_STEP_REJECTED   = -2,
113   TSFORWARD_DIVERGED_LINEAR_SOLVE = -3
114 } TSConvergedReason;
115 PETSC_EXTERN const char *const*TSConvergedReasons;
116 
117 /*MC
118    TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve()
119 
120    Level: beginner
121 
122 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt()
123 M*/
124 
125 /*MC
126    TS_CONVERGED_TIME - the final time was reached
127 
128    Level: beginner
129 
130 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxTime(), TSGetMaxTime(), TSGetSolveTime()
131 M*/
132 
133 /*MC
134    TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time
135 
136    Level: beginner
137 
138 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxSteps(), TSGetMaxSteps()
139 M*/
140 
141 /*MC
142    TS_CONVERGED_USER - user requested termination
143 
144    Level: beginner
145 
146 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason()
147 M*/
148 
149 /*MC
150    TS_CONVERGED_EVENT - user requested termination on event detection
151 
152    Level: beginner
153 
154 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason()
155 M*/
156 
157 /*MC
158    TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for TSPSEUDO
159 
160    Level: beginner
161 
162    Options Database:
163 .   -ts_pseudo_frtol <rtol>
164 
165 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TS_CONVERGED_PSEUDO_FATOL
166 M*/
167 
168 /*MC
169    TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for TSPSEUDO
170 
171    Level: beginner
172 
173    Options Database:
174 .   -ts_pseudo_fatol <atol>
175 
176 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TS_CONVERGED_PSEUDO_FRTOL
177 M*/
178 
179 /*MC
180    TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed
181 
182    Level: beginner
183 
184    Notes:
185     See TSSetMaxSNESFailures() for how to allow more nonlinear solver failures.
186 
187 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason(), TSSetMaxSNESFailures()
188 M*/
189 
190 /*MC
191    TS_DIVERGED_STEP_REJECTED - too many steps were rejected
192 
193    Level: beginner
194 
195    Notes:
196     See TSSetMaxStepRejections() for how to allow more step rejections.
197 
198 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxStepRejections()
199 M*/
200 
201 /*E
202    TSExactFinalTimeOption - option for handling of final time step
203 
204    Level: beginner
205 
206    Developer Notes:
207     this must match petsc/finclude/petscts.h
208 
209 $  TS_EXACTFINALTIME_STEPOVER    - Don't do anything if final time is exceeded
210 $  TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time
211 $  TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time
212 
213 .seealso: TSGetConvergedReason(), TSSetExactFinalTime(), TSGetExactFinalTime()
214 
215 E*/
216 typedef enum {TS_EXACTFINALTIME_UNSPECIFIED=0,TS_EXACTFINALTIME_STEPOVER=1,TS_EXACTFINALTIME_INTERPOLATE=2,TS_EXACTFINALTIME_MATCHSTEP=3} TSExactFinalTimeOption;
217 PETSC_EXTERN const char *const TSExactFinalTimeOptions[];
218 
219 /* Logging support */
220 PETSC_EXTERN PetscClassId TS_CLASSID;
221 PETSC_EXTERN PetscClassId DMTS_CLASSID;
222 PETSC_EXTERN PetscClassId TSADAPT_CLASSID;
223 
224 PETSC_EXTERN PetscErrorCode TSInitializePackage(void);
225 PETSC_EXTERN PetscErrorCode TSFinalizePackage(void);
226 
227 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*);
228 PETSC_EXTERN PetscErrorCode TSClone(TS,TS*);
229 PETSC_EXTERN PetscErrorCode TSDestroy(TS*);
230 
231 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType);
232 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*);
233 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec);
234 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**));
235 PETSC_EXTERN PetscErrorCode TSMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
236 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS);
237 
238 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]);
239 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]);
240 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]);
241 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS);
242 PETSC_EXTERN PetscErrorCode TSSetUp(TS);
243 PETSC_EXTERN PetscErrorCode TSReset(TS);
244 
245 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec);
246 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*);
247 
248 PETSC_EXTERN PetscErrorCode TS2SetSolution(TS,Vec,Vec);
249 PETSC_EXTERN PetscErrorCode TS2GetSolution(TS,Vec*,Vec*);
250 
251 PETSC_EXTERN PetscErrorCode TSGetSolutionComponents(TS,PetscInt*,Vec*);
252 PETSC_EXTERN PetscErrorCode TSGetAuxSolution(TS,Vec*);
253 PETSC_EXTERN PetscErrorCode TSGetTimeError(TS,PetscInt,Vec*);
254 PETSC_EXTERN PetscErrorCode TSSetTimeError(TS,Vec);
255 
256 PETSC_EXTERN PetscErrorCode TSSetRHSJacobianP(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*);
257 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianP(TS,PetscReal,Vec,Mat);
258 PETSC_EXTERN PetscErrorCode TSComputeDRDPFunction(TS,PetscReal,Vec,Vec*);
259 PETSC_EXTERN PetscErrorCode TSComputeDRDUFunction(TS,PetscReal,Vec,Vec*);
260 PETSC_EXTERN PetscErrorCode TSSetIHessianProduct(TS,Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
261                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
262                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
263                                                     Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,Vec,Vec*,void*),
264                                                     void*);
265 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunction1(TS,PetscReal,Vec,Vec*,Vec,Vec*);
266 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunction2(TS,PetscReal,Vec,Vec*,Vec,Vec*);
267 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunction3(TS,PetscReal,Vec,Vec*,Vec,Vec*);
268 PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunction4(TS,PetscReal,Vec,Vec*,Vec,Vec*);
269 PETSC_EXTERN PetscErrorCode TSSetCostHessianProducts(TS,PetscInt,Vec*,Vec*,Vec);
270 PETSC_EXTERN PetscErrorCode TSGetCostHessianProducts(TS,PetscInt*,Vec**,Vec**,Vec*);
271 
272 
273 /*S
274      TSTrajectory - Abstract PETSc object that stores the trajectory (solution of ODE/DAE at each time step)
275 
276    Level: advanced
277 
278   Concepts: ODE solvers, trajectory
279 
280 .seealso:  TSSetSaveTrajectory(), TSTrajectoryCreate(), TSTrajectorySetType(), TSTrajectoryDestroy(), TSTrajectoryReset()
281 S*/
282 typedef struct _p_TSTrajectory* TSTrajectory;
283 
284 /*J
285     TSTrajectorySetType - String with the name of a PETSc TS trajectory storage method
286 
287    Level: intermediate
288 
289 .seealso:  TSSetSaveTrajectory(), TSTrajectoryCreate(), TSTrajectoryDestroy()
290 J*/
291 typedef const char* TSTrajectoryType;
292 #define TSTRAJECTORYBASIC         "basic"
293 #define TSTRAJECTORYSINGLEFILE    "singlefile"
294 #define TSTRAJECTORYMEMORY        "memory"
295 #define TSTRAJECTORYVISUALIZATION "visualization"
296 
297 PETSC_EXTERN PetscFunctionList TSTrajectoryList;
298 PETSC_EXTERN PetscClassId      TSTRAJECTORY_CLASSID;
299 PETSC_EXTERN PetscBool         TSTrajectoryRegisterAllCalled;
300 
301 PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS);
302 PETSC_EXTERN PetscErrorCode TSResetTrajectory(TS);
303 
304 PETSC_EXTERN PetscErrorCode TSTrajectoryCreate(MPI_Comm,TSTrajectory*);
305 PETSC_EXTERN PetscErrorCode TSTrajectoryReset(TSTrajectory);
306 PETSC_EXTERN PetscErrorCode TSTrajectoryDestroy(TSTrajectory*);
307 PETSC_EXTERN PetscErrorCode TSTrajectoryView(TSTrajectory,PetscViewer);
308 PETSC_EXTERN PetscErrorCode TSTrajectorySetType(TSTrajectory,TS,TSTrajectoryType);
309 PETSC_EXTERN PetscErrorCode TSTrajectorySet(TSTrajectory,TS,PetscInt,PetscReal,Vec);
310 PETSC_EXTERN PetscErrorCode TSTrajectoryGet(TSTrajectory,TS,PetscInt,PetscReal*);
311 PETSC_EXTERN PetscErrorCode TSTrajectoryGetVecs(TSTrajectory,TS,PetscInt,PetscReal*,Vec,Vec);
312 PETSC_EXTERN PetscErrorCode TSTrajectoryGetUpdatedHistoryVecs(TSTrajectory,TS,PetscReal,Vec*,Vec*);
313 PETSC_EXTERN PetscErrorCode TSTrajectoryGetNumSteps(TSTrajectory,PetscInt*);
314 PETSC_EXTERN PetscErrorCode TSTrajectoryRestoreUpdatedHistoryVecs(TSTrajectory,Vec*,Vec*);
315 PETSC_EXTERN PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory,TS);
316 PETSC_EXTERN PetscErrorCode TSTrajectoryRegister(const char[],PetscErrorCode (*)(TSTrajectory,TS));
317 PETSC_EXTERN PetscErrorCode TSTrajectoryRegisterAll(void);
318 PETSC_EXTERN PetscErrorCode TSTrajectorySetUp(TSTrajectory,TS);
319 PETSC_EXTERN PetscErrorCode TSTrajectorySetMonitor(TSTrajectory,PetscBool);
320 PETSC_EXTERN PetscErrorCode TSTrajectorySetVariableNames(TSTrajectory,const char * const*);
321 PETSC_EXTERN PetscErrorCode TSTrajectorySetTransform(TSTrajectory,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*);
322 PETSC_EXTERN PetscErrorCode TSTrajectorySetSolutionOnly(TSTrajectory,PetscBool);
323 PETSC_EXTERN PetscErrorCode TSTrajectoryGetSolutionOnly(TSTrajectory,PetscBool*);
324 PETSC_EXTERN PetscErrorCode TSTrajectorySetKeepFiles(TSTrajectory,PetscBool);
325 PETSC_EXTERN PetscErrorCode TSTrajectorySetDirname(TSTrajectory,const char[]);
326 PETSC_EXTERN PetscErrorCode TSTrajectorySetFiletemplate(TSTrajectory,const char[]);
327 PETSC_EXTERN PetscErrorCode TSGetTrajectory(TS,TSTrajectory*);
328 
329 PETSC_EXTERN PetscErrorCode TSSetCostGradients(TS,PetscInt,Vec*,Vec*);
330 PETSC_EXTERN PetscErrorCode TSGetCostGradients(TS,PetscInt*,Vec**,Vec**);
331 PETSC_EXTERN 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*);
332 PETSC_EXTERN PetscErrorCode TSGetCostIntegral(TS,Vec*);
333 PETSC_EXTERN PetscErrorCode TSComputeCostIntegrand(TS,PetscReal,Vec,Vec);
334 
335 PETSC_EXTERN PetscErrorCode TSAdjointSetFromOptions(PetscOptionItems*,TS);
336 PETSC_EXTERN PetscErrorCode TSAdjointMonitor(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*);
337 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*),void *,PetscErrorCode (*)(void**));
338 PETSC_EXTERN PetscErrorCode TSAdjointMonitorCancel(TS);
339 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
340 
341 PETSC_EXTERN PetscErrorCode TSAdjointSetRHSJacobian(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*);
342 PETSC_EXTERN PetscErrorCode TSAdjointSolve(TS);
343 PETSC_EXTERN PetscErrorCode TSAdjointSetSteps(TS,PetscInt);
344 
345 PETSC_EXTERN PetscErrorCode TSAdjointComputeRHSJacobian(TS,PetscReal,Vec,Mat);
346 PETSC_EXTERN PetscErrorCode TSAdjointStep(TS);
347 PETSC_EXTERN PetscErrorCode TSAdjointSetUp(TS);
348 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDPFunction(TS,PetscReal,Vec,Vec*);
349 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDYFunction(TS,PetscReal,Vec,Vec*);
350 PETSC_EXTERN PetscErrorCode TSAdjointCostIntegral(TS);
351 PETSC_EXTERN PetscErrorCode TSAdjointInitializeForward(TS,Mat);
352 
353 PETSC_EXTERN PetscErrorCode TSForwardSetSensitivities(TS,PetscInt,Mat);
354 PETSC_EXTERN PetscErrorCode TSForwardGetSensitivities(TS,PetscInt*,Mat*);
355 PETSC_EXTERN PetscErrorCode TSForwardSetIntegralGradients(TS,PetscInt,Vec *);
356 PETSC_EXTERN PetscErrorCode TSForwardGetIntegralGradients(TS,PetscInt*,Vec **);
357 PETSC_EXTERN PetscErrorCode TSForwardSetRHSJacobianP(TS,Vec*,PetscErrorCode(*)(TS,PetscReal,Vec,Vec*,void*),void*);
358 PETSC_EXTERN PetscErrorCode TSForwardComputeRHSJacobianP(TS,PetscReal,Vec,Vec*);
359 PETSC_EXTERN PetscErrorCode TSForwardSetUp(TS);
360 PETSC_EXTERN PetscErrorCode TSForwardCostIntegral(TS);
361 PETSC_EXTERN PetscErrorCode TSForwardStep(TS);
362 PETSC_EXTERN PetscErrorCode TSForwardSetInitialSensitivities(TS,Mat);
363 PETSC_EXTERN PetscErrorCode TSForwardGetStages(TS,PetscInt*,Mat**);
364 
365 PETSC_EXTERN PetscErrorCode TSSetMaxSteps(TS,PetscInt);
366 PETSC_EXTERN PetscErrorCode TSGetMaxSteps(TS,PetscInt*);
367 PETSC_EXTERN PetscErrorCode TSSetMaxTime(TS,PetscReal);
368 PETSC_EXTERN PetscErrorCode TSGetMaxTime(TS,PetscReal*);
369 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption);
370 PETSC_EXTERN PetscErrorCode TSGetExactFinalTime(TS,TSExactFinalTimeOption*);
371 
372 PETSC_EXTERN PETSC_DEPRECATED("Use TSSetTime[Step]")      PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal);
373 PETSC_EXTERN PETSC_DEPRECATED("Use TSSetMax{Steps|Time}") PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal);
374 PETSC_EXTERN PETSC_DEPRECATED("Use TSGetMax{Steps|Time}") PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*);
375 PETSC_EXTERN PETSC_DEPRECATED("Use TSGetStepNumber")      PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*);
376 PETSC_EXTERN PETSC_DEPRECATED("Use TSGetStepNumber")      PetscErrorCode TSGetTotalSteps(TS,PetscInt*);
377 
378 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
379 PETSC_EXTERN PetscErrorCode TSMonitorExtreme(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
380 
381 typedef struct _n_TSMonitorDrawCtx*  TSMonitorDrawCtx;
382 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *);
383 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*);
384 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*);
385 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS,PetscInt,PetscReal,Vec,void*);
386 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*);
387 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionFunction(TS,PetscInt,PetscReal,Vec,void*);
388 
389 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat *);
390 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDrawSensi(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*);
391 
392 PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
393 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*);
394 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*);
395 
396 PETSC_EXTERN PetscErrorCode TSStep(TS);
397 PETSC_EXTERN PetscErrorCode TSEvaluateWLTE(TS,NormType,PetscInt*,PetscReal*);
398 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*);
399 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec);
400 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*);
401 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType);
402 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*);
403 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason);
404 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*);
405 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*);
406 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*);
407 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*);
408 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt);
409 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*);
410 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt);
411 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool);
412 PETSC_EXTERN PetscErrorCode TSRestartStep(TS);
413 PETSC_EXTERN PetscErrorCode TSRollBack(TS);
414 
415 PETSC_EXTERN PetscErrorCode TSGetStages(TS,PetscInt*,Vec**);
416 
417 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*);
418 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal);
419 PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS,PetscReal*);
420 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*);
421 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal);
422 PETSC_EXTERN PetscErrorCode TSGetStepNumber(TS,PetscInt*);
423 PETSC_EXTERN PetscErrorCode TSSetStepNumber(TS,PetscInt);
424 
425 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*);
426 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat,Mat,void*);
427 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*);
428 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**);
429 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*);
430 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**);
431 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS,PetscBool);
432 
433 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*);
434 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*);
435 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*);
436 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,TSForcingFunction,void*);
437 
438 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*);
439 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
440 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*);
441 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**);
442 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*);
443 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**);
444 
445 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Function)(TS,PetscReal,Vec,Vec,Vec,Vec,void*);
446 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Jacobian)(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat,void*);
447 PETSC_EXTERN PetscErrorCode TSSetI2Function(TS,Vec,TSI2Function,void*);
448 PETSC_EXTERN PetscErrorCode TSGetI2Function(TS,Vec*,TSI2Function*,void**);
449 PETSC_EXTERN PetscErrorCode TSSetI2Jacobian(TS,Mat,Mat,TSI2Jacobian,void*);
450 PETSC_EXTERN PetscErrorCode TSGetI2Jacobian(TS,Mat*,Mat*,TSI2Jacobian*,void**);
451 
452 PETSC_EXTERN PetscErrorCode TSRHSSplitSetIS(TS,const char[],IS);
453 PETSC_EXTERN PetscErrorCode TSRHSSplitGetIS(TS,const char[],IS*);
454 PETSC_EXTERN PetscErrorCode TSRHSSplitSetRHSFunction(TS,const char[],Vec,TSRHSFunction,void*);
455 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTS(TS,const char[],TS*);
456 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTSs(TS,PetscInt*,TS*[]);
457 PETSC_EXTERN PetscErrorCode TSSetUseSplitRHSFunction(TS, PetscBool);
458 PETSC_EXTERN PetscErrorCode TSGetUseSplitRHSFunction(TS, PetscBool*);
459 
460 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*);
461 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat,Mat,void*);
462 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*);
463 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
464 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec);
465 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec);
466 PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
467 
468 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS));
469 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal));
470 PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS,PetscReal,PetscInt,Vec*));
471 PETSC_EXTERN PetscErrorCode TSSetPostEvaluate(TS, PetscErrorCode(*)(TS));
472 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS));
473 PETSC_EXTERN PetscErrorCode TSPreStep(TS);
474 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal);
475 PETSC_EXTERN PetscErrorCode TSPostStage(TS,PetscReal,PetscInt,Vec*);
476 PETSC_EXTERN PetscErrorCode TSPostEvaluate(TS);
477 PETSC_EXTERN PetscErrorCode TSPostStep(TS);
478 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec);
479 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec);
480 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*);
481 PETSC_EXTERN PetscErrorCode TSErrorWeightedNormInfinity(TS,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
482 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm2(TS,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
483 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS,Vec,Vec,NormType,PetscReal*,PetscReal*,PetscReal*);
484 PETSC_EXTERN PetscErrorCode TSErrorWeightedENormInfinity(TS,Vec,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
485 PETSC_EXTERN PetscErrorCode TSErrorWeightedENorm2(TS,Vec,Vec,Vec,PetscReal*,PetscReal*,PetscReal*);
486 PETSC_EXTERN PetscErrorCode TSErrorWeightedENorm(TS,Vec,Vec,Vec,NormType,PetscReal*,PetscReal*,PetscReal*);
487 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal);
488 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*);
489 PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS,PetscReal,Vec,PetscBool*));
490 PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS,PetscReal,Vec,PetscBool*);
491 
492 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*);
493 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS,PetscReal*,void*);
494 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *);
495 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal);
496 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*);
497 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS,Vec,void*,PetscReal*,PetscBool *);
498 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *);
499 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal);
500 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS);
501 
502 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]);
503 
504 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec);
505 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat,Mat);
506 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool);
507 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,PetscBool);
508 PETSC_EXTERN PetscErrorCode TSComputeI2Function(TS,PetscReal,Vec,Vec,Vec,Vec);
509 PETSC_EXTERN PetscErrorCode TSComputeI2Jacobian(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat);
510 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*);
511 
512 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec);
513 
514 PETSC_EXTERN PetscErrorCode DMTSSetBoundaryLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *);
515 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*);
516 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**);
517 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*);
518 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**);
519 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*);
520 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**);
521 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*);
522 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**);
523 PETSC_EXTERN PetscErrorCode DMTSSetI2Function(DM,TSI2Function,void*);
524 PETSC_EXTERN PetscErrorCode DMTSGetI2Function(DM,TSI2Function*,void**);
525 PETSC_EXTERN PetscErrorCode DMTSSetI2Jacobian(DM,TSI2Jacobian,void*);
526 PETSC_EXTERN PetscErrorCode DMTSGetI2Jacobian(DM,TSI2Jacobian*,void**);
527 
528 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*);
529 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**);
530 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,TSForcingFunction,void*);
531 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,TSForcingFunction*,void**);
532 PETSC_EXTERN PetscErrorCode DMTSGetMinRadius(DM,PetscReal*);
533 PETSC_EXTERN PetscErrorCode DMTSSetMinRadius(DM,PetscReal);
534 PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **);
535 
536 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,Vec,void*),void*);
537 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*),void*);
538 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,void*),void*);
539 
540 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
541 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
542 
543 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*);
544 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*);
545 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*);
546 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*);
547 
548 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *);
549 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*),void *);
550 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *);
551 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*),void *);
552 
553 PETSC_EXTERN PetscErrorCode DMPlexTSGetGeometryFVM(DM,Vec*,Vec*,PetscReal*);
554 PETSC_EXTERN PetscErrorCode DMPlexTSGetGradientDM(DM,PetscFV,DM*);
555 
556 typedef struct _n_TSMonitorLGCtx*  TSMonitorLGCtx;
557 typedef struct {
558   Vec            ray;
559   VecScatter     scatter;
560   PetscViewer    viewer;
561   TSMonitorLGCtx lgctx;
562 } TSMonitorDMDARayCtx;
563 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**);
564 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*);
565 PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS,PetscInt,PetscReal,Vec,void*);
566 
567 /* Dynamic creation and loading functions */
568 PETSC_EXTERN PetscFunctionList TSList;
569 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*);
570 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType);
571 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS));
572 
573 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*);
574 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES);
575 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*);
576 
577 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer);
578 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer);
579 PETSC_STATIC_INLINE PetscErrorCode TSViewFromOptions(TS A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
580 PETSC_STATIC_INLINE PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
581 
582 #define TS_FILE_CLASSID 1211225
583 
584 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *);
585 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *);
586 
587 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *);
588 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*);
589 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *);
590 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *);
591 PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS,const char * const*);
592 PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS,const char *const **);
593 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx,const char * const *);
594 PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS,const char * const*);
595 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx,const char * const*);
596 PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*);
597 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void *);
598 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *);
599 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *);
600 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *);
601 PETSC_EXTERN PetscErrorCode TSMonitorError(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat *);
602 
603 typedef struct _n_TSMonitorEnvelopeCtx*  TSMonitorEnvelopeCtx;
604 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS,TSMonitorEnvelopeCtx*);
605 PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS,PetscInt,PetscReal,Vec,void*);
606 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS,Vec*,Vec*);
607 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx*);
608 
609 typedef struct _n_TSMonitorSPEigCtx*  TSMonitorSPEigCtx;
610 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *);
611 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*);
612 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *);
613 
614 typedef struct _n_TSMonitorSPCtx* TSMonitorSPCtx;
615 PETSC_EXTERN PetscErrorCode TSMonitorSPCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPCtx*);
616 PETSC_EXTERN PetscErrorCode TSMonitorSPCtxDestroy(TSMonitorSPCtx*);
617 PETSC_EXTERN PetscErrorCode TSMonitorSPSwarmSolution(TS,PetscInt,PetscReal,Vec,void*);
618 
619 PETSC_EXTERN PetscErrorCode TSSetEventHandler(TS,PetscInt,PetscInt[],PetscBool[],PetscErrorCode (*)(TS,PetscReal,Vec,PetscScalar[],void*),PetscErrorCode (*)(TS,PetscInt,PetscInt[],PetscReal,Vec,PetscBool,void*),void*);
620 PETSC_EXTERN PetscErrorCode TSSetPostEventIntervalStep(TS,PetscReal);
621 PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS,PetscReal,PetscReal[]);
622 /*J
623    TSSSPType - string with the name of TSSSP scheme.
624 
625    Level: beginner
626 
627 .seealso: TSSSPSetType(), TS
628 J*/
629 typedef const char* TSSSPType;
630 #define TSSSPRKS2  "rks2"
631 #define TSSSPRKS3  "rks3"
632 #define TSSSPRK104 "rk104"
633 
634 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType);
635 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*);
636 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt);
637 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*);
638 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void);
639 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void);
640 PETSC_EXTERN PetscFunctionList TSSSPList;
641 
642 /*S
643    TSAdapt - Abstract object that manages time-step adaptivity
644 
645    Level: beginner
646 
647 .seealso: TS, TSAdaptCreate(), TSAdaptType
648 S*/
649 typedef struct _p_TSAdapt *TSAdapt;
650 
651 /*E
652     TSAdaptType - String with the name of TSAdapt scheme.
653 
654    Level: beginner
655 
656 .seealso: TSAdaptSetType(), TS
657 E*/
658 typedef const char *TSAdaptType;
659 #define TSADAPTNONE    "none"
660 #define TSADAPTBASIC   "basic"
661 #define TSADAPTDSP     "dsp"
662 #define TSADAPTCFL     "cfl"
663 #define TSADAPTGLEE    "glee"
664 #define TSADAPTHISTORY "history"
665 
666 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*);
667 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],PetscErrorCode (*)(TSAdapt));
668 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void);
669 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void);
670 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*);
671 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType);
672 PETSC_EXTERN PetscErrorCode TSAdaptGetType(TSAdapt,TSAdaptType*);
673 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]);
674 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt);
675 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool);
676 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**);
677 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*);
678 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscReal,Vec,PetscBool*);
679 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer);
680 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer);
681 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(PetscOptionItems*,TSAdapt);
682 PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt);
683 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*);
684 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool);
685 PETSC_EXTERN PetscErrorCode TSAdaptSetAlwaysAccept(TSAdapt,PetscBool);
686 PETSC_EXTERN PetscErrorCode TSAdaptSetSafety(TSAdapt,PetscReal,PetscReal);
687 PETSC_EXTERN PetscErrorCode TSAdaptGetSafety(TSAdapt,PetscReal*,PetscReal*);
688 PETSC_EXTERN PetscErrorCode TSAdaptSetClip(TSAdapt,PetscReal,PetscReal);
689 PETSC_EXTERN PetscErrorCode TSAdaptGetClip(TSAdapt,PetscReal*,PetscReal*);
690 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal);
691 PETSC_EXTERN PetscErrorCode TSAdaptGetStepLimits(TSAdapt,PetscReal*,PetscReal*);
692 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscReal,Vec,PetscBool*));
693 PETSC_EXTERN PetscErrorCode TSAdaptHistorySetHistory(TSAdapt,PetscInt n,PetscReal hist[],PetscBool);
694 PETSC_EXTERN PetscErrorCode TSAdaptHistorySetTrajectory(TSAdapt,TSTrajectory,PetscBool);
695 PETSC_EXTERN PetscErrorCode TSAdaptHistoryGetStep(TSAdapt,PetscInt,PetscReal*,PetscReal*);
696 PETSC_EXTERN PetscErrorCode TSAdaptSetTimeStepIncreaseDelay(TSAdapt,PetscInt);
697 PETSC_EXTERN PetscErrorCode TSAdaptDSPSetFilter(TSAdapt,const char *);
698 PETSC_EXTERN PetscErrorCode TSAdaptDSPSetPID(TSAdapt,PetscReal,PetscReal,PetscReal);
699 
700 /*S
701    TSGLLEAdapt - Abstract object that manages time-step adaptivity
702 
703    Level: beginner
704 
705    Developer Notes:
706    This functionality should be replaced by the TSAdapt.
707 
708 .seealso: TSGLLE, TSGLLEAdaptCreate(), TSGLLEAdaptType
709 S*/
710 typedef struct _p_TSGLLEAdapt *TSGLLEAdapt;
711 
712 /*J
713     TSGLLEAdaptType - String with the name of TSGLLEAdapt scheme
714 
715    Level: beginner
716 
717 .seealso: TSGLLEAdaptSetType(), TS
718 J*/
719 typedef const char *TSGLLEAdaptType;
720 #define TSGLLEADAPT_NONE "none"
721 #define TSGLLEADAPT_SIZE "size"
722 #define TSGLLEADAPT_BOTH "both"
723 
724 PETSC_EXTERN PetscErrorCode TSGLLEAdaptRegister(const char[],PetscErrorCode (*)(TSGLLEAdapt));
725 PETSC_EXTERN PetscErrorCode TSGLLEAdaptInitializePackage(void);
726 PETSC_EXTERN PetscErrorCode TSGLLEAdaptFinalizePackage(void);
727 PETSC_EXTERN PetscErrorCode TSGLLEAdaptCreate(MPI_Comm,TSGLLEAdapt*);
728 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetType(TSGLLEAdapt,TSGLLEAdaptType);
729 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetOptionsPrefix(TSGLLEAdapt,const char[]);
730 PETSC_EXTERN PetscErrorCode TSGLLEAdaptChoose(TSGLLEAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *);
731 PETSC_EXTERN PetscErrorCode TSGLLEAdaptView(TSGLLEAdapt,PetscViewer);
732 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetFromOptions(PetscOptionItems*,TSGLLEAdapt);
733 PETSC_EXTERN PetscErrorCode TSGLLEAdaptDestroy(TSGLLEAdapt*);
734 
735 /*J
736     TSGLLEAcceptType - String with the name of TSGLLEAccept scheme
737 
738    Level: beginner
739 
740 .seealso: TSGLLESetAcceptType(), TS
741 J*/
742 typedef const char *TSGLLEAcceptType;
743 #define TSGLLEACCEPT_ALWAYS "always"
744 
745 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLLEAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *);
746 PETSC_EXTERN PetscErrorCode TSGLLEAcceptRegister(const char[],TSGLLEAcceptFunction);
747 
748 /*J
749   TSGLLEType - family of time integration method within the General Linear class
750 
751   Level: beginner
752 
753 .seealso: TSGLLESetType(), TSGLLERegister()
754 J*/
755 typedef const char* TSGLLEType;
756 #define TSGLLE_IRKS   "irks"
757 
758 PETSC_EXTERN PetscErrorCode TSGLLERegister(const char[],PetscErrorCode(*)(TS));
759 PETSC_EXTERN PetscErrorCode TSGLLEInitializePackage(void);
760 PETSC_EXTERN PetscErrorCode TSGLLEFinalizePackage(void);
761 PETSC_EXTERN PetscErrorCode TSGLLESetType(TS,TSGLLEType);
762 PETSC_EXTERN PetscErrorCode TSGLLEGetAdapt(TS,TSGLLEAdapt*);
763 PETSC_EXTERN PetscErrorCode TSGLLESetAcceptType(TS,TSGLLEAcceptType);
764 
765 /*J
766     TSEIMEXType - String with the name of an Extrapolated IMEX method.
767 
768    Level: beginner
769 
770 .seealso: TSEIMEXSetType(), TS, TSEIMEX, TSEIMEXRegister()
771 J*/
772 #define TSEIMEXType   char*
773 
774 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts,PetscInt);
775 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts,PetscInt,PetscInt);
776 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS,PetscBool);
777 
778 /*J
779     TSRKType - String with the name of a Runge-Kutta method.
780 
781    Level: beginner
782 
783 .seealso: TSRKSetType(), TS, TSRK, TSRKRegister()
784 J*/
785 typedef const char* TSRKType;
786 #define TSRK1FE   "1fe"
787 #define TSRK2A    "2a"
788 #define TSRK3     "3"
789 #define TSRK3BS   "3bs"
790 #define TSRK4     "4"
791 #define TSRK5F    "5f"
792 #define TSRK5DP   "5dp"
793 #define TSRK5BS   "5bs"
794 
795 PETSC_EXTERN PetscErrorCode TSRKGetType(TS ts,TSRKType*);
796 PETSC_EXTERN PetscErrorCode TSRKSetType(TS ts,TSRKType);
797 PETSC_EXTERN PetscErrorCode TSRKSetMultirate(TS,PetscBool);
798 PETSC_EXTERN PetscErrorCode TSRKGetMultirate(TS,PetscBool*);
799 PETSC_EXTERN PetscErrorCode TSRKSetFullyImplicit(TS,PetscBool);
800 PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
801 PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void);
802 PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void);
803 PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void);
804 
805 /*J
806    TSMPRKType - String with the name of a Partitioned Runge-Kutta method
807 
808    Level: beginner
809 
810 .seealso: TSMPRKSetType(), TS, TSMPRK, TSMPRKRegister()
811 J*/
812 typedef const char* TSMPRKType;
813 #define TSMPRK2A22   "2a22"
814 #define TSMPRK2A23   "2a23"
815 #define TSMPRK2A32   "2a32"
816 #define TSMPRK2A33   "2a33"
817 #define TSMPRKP2    "p2"
818 #define TSMPRKP3    "p3"
819 
820 PETSC_EXTERN PetscErrorCode TSMPRKGetType(TS ts,TSMPRKType*);
821 PETSC_EXTERN PetscErrorCode TSMPRKSetType(TS ts,TSMPRKType);
822 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[]);
823 PETSC_EXTERN PetscErrorCode TSMPRKInitializePackage(void);
824 PETSC_EXTERN PetscErrorCode TSMPRKFinalizePackage(void);
825 PETSC_EXTERN PetscErrorCode TSMPRKRegisterDestroy(void);
826 
827 /*J
828     TSGLEEType - String with the name of a General Linear with Error Estimation method.
829 
830    Level: beginner
831 
832 .seealso: TSGLEESetType(), TS, TSGLEE, TSGLEERegister()
833 J*/
834 typedef const char* TSGLEEType;
835 #define TSGLEEi1      "BE1"
836 #define TSGLEE23      "23"
837 #define TSGLEE24      "24"
838 #define TSGLEE25I     "25i"
839 #define TSGLEE35      "35"
840 #define TSGLEEEXRK2A  "exrk2a"
841 #define TSGLEERK32G1  "rk32g1"
842 #define TSGLEERK285EX "rk285ex"
843 /*J
844     TSGLEEMode - String with the mode of error estimation for a General Linear with Error Estimation method.
845 
846    Level: beginner
847 
848 .seealso: TSGLEESetMode(), TS, TSGLEE, TSGLEERegister()
849 J*/
850 PETSC_EXTERN PetscErrorCode TSGLEEGetType(TS ts,TSGLEEType*);
851 PETSC_EXTERN PetscErrorCode TSGLEESetType(TS ts,TSGLEEType);
852 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[]);
853 PETSC_EXTERN PetscErrorCode TSGLEEFinalizePackage(void);
854 PETSC_EXTERN PetscErrorCode TSGLEEInitializePackage(void);
855 PETSC_EXTERN PetscErrorCode TSGLEERegisterDestroy(void);
856 
857 /*J
858     TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method.
859 
860    Level: beginner
861 
862 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister()
863 J*/
864 typedef const char* TSARKIMEXType;
865 #define TSARKIMEX1BEE   "1bee"
866 #define TSARKIMEXA2     "a2"
867 #define TSARKIMEXL2     "l2"
868 #define TSARKIMEXARS122 "ars122"
869 #define TSARKIMEX2C     "2c"
870 #define TSARKIMEX2D     "2d"
871 #define TSARKIMEX2E     "2e"
872 #define TSARKIMEXPRSSP2 "prssp2"
873 #define TSARKIMEX3      "3"
874 #define TSARKIMEXBPR3   "bpr3"
875 #define TSARKIMEXARS443 "ars443"
876 #define TSARKIMEX4      "4"
877 #define TSARKIMEX5      "5"
878 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*);
879 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType);
880 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool);
881 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[]);
882 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void);
883 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void);
884 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void);
885 
886 /*J
887     TSRosWType - String with the name of a Rosenbrock-W method.
888 
889    Level: beginner
890 
891 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister()
892 J*/
893 typedef const char* TSRosWType;
894 #define TSROSW2M          "2m"
895 #define TSROSW2P          "2p"
896 #define TSROSWRA3PW       "ra3pw"
897 #define TSROSWRA34PW2     "ra34pw2"
898 #define TSROSWRODAS3      "rodas3"
899 #define TSROSWSANDU3      "sandu3"
900 #define TSROSWASSP3P3S1C  "assp3p3s1c"
901 #define TSROSWLASSP3P4S2C "lassp3p4s2c"
902 #define TSROSWLLSSP3P4S2C "llssp3p4s2c"
903 #define TSROSWARK3        "ark3"
904 #define TSROSWTHETA1      "theta1"
905 #define TSROSWTHETA2      "theta2"
906 #define TSROSWGRK4T       "grk4t"
907 #define TSROSWSHAMP4      "shamp4"
908 #define TSROSWVELDD4      "veldd4"
909 #define TSROSW4L          "4l"
910 
911 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS,TSRosWType*);
912 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS,TSRosWType);
913 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool);
914 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
915 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal);
916 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void);
917 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void);
918 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void);
919 
920 PETSC_EXTERN PetscErrorCode TSBDFSetOrder(TS,PetscInt);
921 PETSC_EXTERN PetscErrorCode TSBDFGetOrder(TS,PetscInt*);
922 
923 /*J
924   TSBasicSymplecticType - String with the name of a basic symplectic integration method.
925 
926   Level: beginner
927 
928   .seealso: TSBasicSymplecticSetType(), TS, TSBASICSYMPLECTIC, TSBasicSymplecticRegister()
929 J*/
930 typedef const char* TSBasicSymplecticType;
931 #define TSBASICSYMPLECTICSIEULER   "1"
932 #define TSBASICSYMPLECTICVELVERLET "2"
933 #define TSBASICSYMPLECTIC3         "3"
934 #define TSBASICSYMPLECTIC4         "4"
935 PETSC_EXTERN PetscErrorCode TSBasicSymplecticSetType(TS,TSBasicSymplecticType);
936 PETSC_EXTERN PetscErrorCode TSBasicSymplecticGetType(TS,TSBasicSymplecticType*);
937 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegister(TSBasicSymplecticType,PetscInt,PetscInt,PetscReal[],PetscReal[]);
938 PETSC_EXTERN PetscErrorCode TSBasicSymplecticInitializePackage(void);
939 PETSC_EXTERN PetscErrorCode TSBasicSymplecticFinalizePackage(void);
940 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegisterDestroy(void);
941 
942 /*
943        PETSc interface to Sundials
944 */
945 #ifdef PETSC_HAVE_SUNDIALS
946 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType;
947 PETSC_EXTERN const char *const TSSundialsLmmTypes[];
948 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType;
949 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[];
950 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType);
951 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*);
952 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal);
953 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal);
954 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal);
955 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *);
956 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType);
957 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt);
958 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal);
959 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool );
960 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]);
961 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt);
962 #endif
963 
964 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal);
965 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*);
966 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*);
967 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool);
968 
969 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal);
970 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal);
971 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*);
972 
973 PETSC_EXTERN PetscErrorCode TSAlpha2SetRadius(TS,PetscReal);
974 PETSC_EXTERN PetscErrorCode TSAlpha2SetParams(TS,PetscReal,PetscReal,PetscReal,PetscReal);
975 PETSC_EXTERN PetscErrorCode TSAlpha2GetParams(TS,PetscReal*,PetscReal*,PetscReal*,PetscReal*);
976 
977 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM);
978 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*);
979 
980 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*);
981 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat,Mat,void*);
982 
983 PETSC_EXTERN PetscErrorCode TSRHSJacobianTest(TS,PetscBool*);
984 PETSC_EXTERN PetscErrorCode TSRHSJacobianTestTranspose(TS,PetscBool*);
985 #endif
986