xref: /petsc/include/petscts.h (revision 4fc747eaadbeca11629f314a99edccbc2ed7b3d3)
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 TSPSEUDO          "pseudo"
31 #define TSCN              "cn"
32 #define TSSUNDIALS        "sundials"
33 #define TSRK              "rk"
34 #define TSPYTHON          "python"
35 #define TSTHETA           "theta"
36 #define TSALPHA           "alpha"
37 #define TSALPHA2          "alpha2"
38 #define TSGL              "gl"
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 
46 /*E
47     TSProblemType - Determines the type of problem this TS object is to be used to solve
48 
49    Level: beginner
50 
51 .seealso: TSCreate()
52 E*/
53 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType;
54 
55 /*E
56    TSEquationType - type of TS problem that is solved
57 
58    Level: beginner
59 
60    Developer Notes: this must match petsc/finclude/petscts.h
61 
62    Supported types are:
63      TS_EQ_UNSPECIFIED (default)
64      TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0
65      TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0
66 
67 .seealso: TSGetEquationType(), TSSetEquationType()
68 E*/
69 typedef enum {
70   TS_EQ_UNSPECIFIED               = -1,
71   TS_EQ_EXPLICIT                  = 0,
72   TS_EQ_ODE_EXPLICIT              = 1,
73   TS_EQ_DAE_SEMI_EXPLICIT_INDEX1  = 100,
74   TS_EQ_DAE_SEMI_EXPLICIT_INDEX2  = 200,
75   TS_EQ_DAE_SEMI_EXPLICIT_INDEX3  = 300,
76   TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500,
77   TS_EQ_IMPLICIT                  = 1000,
78   TS_EQ_ODE_IMPLICIT              = 1001,
79   TS_EQ_DAE_IMPLICIT_INDEX1       = 1100,
80   TS_EQ_DAE_IMPLICIT_INDEX2       = 1200,
81   TS_EQ_DAE_IMPLICIT_INDEX3       = 1300,
82   TS_EQ_DAE_IMPLICIT_INDEXHI      = 1500
83 } TSEquationType;
84 PETSC_EXTERN const char *const*TSEquationTypes;
85 
86 /*E
87    TSConvergedReason - reason a TS method has converged or not
88 
89    Level: beginner
90 
91    Developer Notes: this must match petsc/finclude/petscts.h
92 
93    Each reason has its own manual page.
94 
95 .seealso: TSGetConvergedReason()
96 E*/
97 typedef enum {
98   TS_CONVERGED_ITERATING      = 0,
99   TS_CONVERGED_TIME           = 1,
100   TS_CONVERGED_ITS            = 2,
101   TS_CONVERGED_USER           = 3,
102   TS_CONVERGED_EVENT          = 4,
103   TS_CONVERGED_PSEUDO_FATOL   = 5,
104   TS_CONVERGED_PSEUDO_FRTOL   = 6,
105   TS_DIVERGED_NONLINEAR_SOLVE = -1,
106   TS_DIVERGED_STEP_REJECTED   = -2
107 } TSConvergedReason;
108 PETSC_EXTERN const char *const*TSConvergedReasons;
109 
110 /*MC
111    TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve()
112 
113    Level: beginner
114 
115 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt()
116 M*/
117 
118 /*MC
119    TS_CONVERGED_TIME - the final time was reached
120 
121    Level: beginner
122 
123 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration(), TSGetSolveTime()
124 M*/
125 
126 /*MC
127    TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time
128 
129    Level: beginner
130 
131 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration()
132 M*/
133 
134 /*MC
135    TS_CONVERGED_USER - user requested termination
136 
137    Level: beginner
138 
139 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration()
140 M*/
141 
142 /*MC
143    TS_CONVERGED_EVENT - user requested termination on event detection
144 
145    Level: beginner
146 
147 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration()
148 M*/
149 
150 /*MC
151    TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for TSPSEUDO
152 
153    Level: beginner
154 
155    Options Database:
156 .   -ts_pseudo_frtol <rtol>
157 
158 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration(), TS_CONVERGED_PSEUDO_FATOL
159 M*/
160 
161 /*MC
162    TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for TSPSEUDO
163 
164    Level: beginner
165 
166    Options Database:
167 .   -ts_pseudo_fatol <atol>
168 
169 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration(), TS_CONVERGED_PSEUDO_FRTOL
170 M*/
171 
172 /*MC
173    TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed
174 
175    Level: beginner
176 
177    Notes: See TSSetMaxSNESFailures() for how to allow more nonlinear solver failures.
178 
179 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason(), TSSetMaxSNESFailures()
180 M*/
181 
182 /*MC
183    TS_DIVERGED_STEP_REJECTED - too many steps were rejected
184 
185    Level: beginner
186 
187    Notes: See TSSetMaxStepRejections() for how to allow more step rejections.
188 
189 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxStepRejections()
190 M*/
191 
192 /*E
193    TSExactFinalTimeOption - option for handling of final time step
194 
195    Level: beginner
196 
197    Developer Notes: this must match petsc/finclude/petscts.h
198 
199 $  TS_EXACTFINALTIME_STEPOVER    - Don't do anything if final time is exceeded
200 $  TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time
201 $  TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time
202 
203 .seealso: TSGetConvergedReason(), TSSetExactFinalTime()
204 
205 E*/
206 typedef enum {TS_EXACTFINALTIME_UNSPECIFIED=0,TS_EXACTFINALTIME_STEPOVER=1,TS_EXACTFINALTIME_INTERPOLATE=2,TS_EXACTFINALTIME_MATCHSTEP=3} TSExactFinalTimeOption;
207 PETSC_EXTERN const char *const TSExactFinalTimeOptions[];
208 
209 
210 /* Logging support */
211 PETSC_EXTERN PetscClassId TS_CLASSID;
212 PETSC_EXTERN PetscClassId DMTS_CLASSID;
213 PETSC_EXTERN PetscClassId TSADAPT_CLASSID;
214 
215 PETSC_EXTERN PetscErrorCode TSInitializePackage(void);
216 PETSC_EXTERN PetscErrorCode TSFinalizePackage(void);
217 
218 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*);
219 PETSC_EXTERN PetscErrorCode TSClone(TS,TS*);
220 PETSC_EXTERN PetscErrorCode TSDestroy(TS*);
221 
222 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType);
223 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*);
224 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec);
225 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**));
226 PETSC_EXTERN PetscErrorCode TSMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
227 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS);
228 
229 PETSC_EXTERN PetscErrorCode TSAdjointMonitor(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*);
230 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*),void *,PetscErrorCode (*)(void**));
231 PETSC_EXTERN PetscErrorCode TSAdjointMonitorCancel(TS);
232 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
233 
234 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]);
235 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]);
236 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]);
237 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS);
238 PETSC_EXTERN PetscErrorCode TSSetUp(TS);
239 PETSC_EXTERN PetscErrorCode TSReset(TS);
240 
241 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec);
242 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*);
243 
244 PETSC_EXTERN PetscErrorCode TS2SetSolution(TS,Vec,Vec);
245 PETSC_EXTERN PetscErrorCode TS2GetSolution(TS,Vec*,Vec*);
246 
247 /*S
248      TSTrajectory - Abstract PETSc object that storing the trajectory (solution of ODE/ADE at each time step and stage)
249 
250    Level: advanced
251 
252   Concepts: ODE solvers, adjoint
253 
254 .seealso:  TSCreate(), TSSetType(), TSType, SNES, KSP, PC, TSDestroy()
255 S*/
256 typedef struct _p_TSTrajectory* TSTrajectory;
257 
258 /*J
259     TSTrajectoryType - String with the name of a PETSc TS trajectory storage method
260 
261    Level: intermediate
262 
263 .seealso: TSSetType(), TS, TSRegister(), TSTrajectoryCreate(), TSTrajectorySetType()
264 J*/
265 typedef const char* TSTrajectoryType;
266 #define TSTRAJECTORYBASIC         "basic"
267 #define TSTRAJECTORYSINGLEFILE    "singlefile"
268 #define TSTRAJECTORYMEMORY        "memory"
269 #define TSTRAJECTORYVISUALIZATION "visualization"
270 
271 PETSC_EXTERN PetscFunctionList TSTrajectoryList;
272 PETSC_EXTERN PetscClassId      TSTRAJECTORY_CLASSID;
273 PETSC_EXTERN PetscBool         TSTrajectoryRegisterAllCalled;
274 
275 PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS);
276 
277 PETSC_EXTERN PetscErrorCode TSTrajectoryCreate(MPI_Comm,TSTrajectory*);
278 PETSC_EXTERN PetscErrorCode TSTrajectoryDestroy(TSTrajectory*);
279 PETSC_EXTERN PetscErrorCode TSTrajectoryView(TSTrajectory,PetscViewer);
280 PETSC_EXTERN PetscErrorCode TSTrajectorySetType(TSTrajectory,TS,const TSTrajectoryType);
281 PETSC_EXTERN PetscErrorCode TSTrajectorySet(TSTrajectory,TS,PetscInt,PetscReal,Vec);
282 PETSC_EXTERN PetscErrorCode TSTrajectoryGet(TSTrajectory,TS,PetscInt,PetscReal*);
283 PETSC_EXTERN PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory,TS);
284 PETSC_EXTERN PetscErrorCode TSTrajectoryRegister(const char[],PetscErrorCode (*)(TSTrajectory,TS));
285 PETSC_EXTERN PetscErrorCode TSTrajectoryRegisterAll(void);
286 PETSC_EXTERN PetscErrorCode TSTrajectorySetUp(TSTrajectory,TS);
287 
288 PETSC_EXTERN PetscErrorCode TSSetCostGradients(TS,PetscInt,Vec*,Vec*);
289 PETSC_EXTERN PetscErrorCode TSGetCostGradients(TS,PetscInt*,Vec**,Vec**);
290 PETSC_EXTERN PetscErrorCode TSSetCostIntegrand(TS,PetscInt,PetscErrorCode (*)(TS,PetscReal,Vec,Vec,void*),PetscErrorCode (*)(TS,PetscReal,Vec,Vec*,void*),PetscErrorCode (*)(TS,PetscReal,Vec,Vec*,void*),PetscBool,void*);
291 PETSC_EXTERN PetscErrorCode TSGetCostIntegral(TS,Vec*);
292 
293 PETSC_EXTERN PetscErrorCode TSAdjointSetRHSJacobian(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*);
294 PETSC_EXTERN PetscErrorCode TSAdjointSolve(TS);
295 PETSC_EXTERN PetscErrorCode TSAdjointSetSteps(TS,PetscInt);
296 
297 PETSC_EXTERN PetscErrorCode TSAdjointComputeRHSJacobian(TS,PetscReal,Vec,Mat);
298 PETSC_EXTERN PetscErrorCode TSAdjointStep(TS);
299 PETSC_EXTERN PetscErrorCode TSAdjointSetUp(TS);
300 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDPFunction(TS,PetscReal,Vec,Vec*);
301 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDYFunction(TS,PetscReal,Vec,Vec*);
302 PETSC_EXTERN PetscErrorCode TSAdjointComputeCostIntegrand(TS,PetscReal,Vec,Vec);
303 PETSC_EXTERN PetscErrorCode TSAdjointCostIntegral(TS);
304 PETSC_EXTERN PetscErrorCode TSForwardCostIntegral(TS);
305 
306 PETSC_EXTERN PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal);
307 PETSC_EXTERN PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*);
308 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption);
309 
310 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
311 
312 typedef struct _n_TSMonitorDrawCtx*  TSMonitorDrawCtx;
313 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *);
314 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*);
315 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*);
316 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS,PetscInt,PetscReal,Vec,void*);
317 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*);
318 
319 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat *);
320 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDrawSensi(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*);
321 
322 PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
323 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*);
324 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*);
325 
326 PETSC_EXTERN PetscErrorCode TSStep(TS);
327 PETSC_EXTERN PetscErrorCode TSEvaluateWLTE(TS,NormType,PetscInt*,PetscReal*);
328 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*);
329 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec);
330 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*);
331 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType);
332 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*);
333 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason);
334 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*);
335 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*);
336 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*);
337 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*);
338 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt);
339 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*);
340 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt);
341 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool);
342 PETSC_EXTERN PetscErrorCode TSRollBack(TS);
343 PETSC_EXTERN PetscErrorCode TSGetTotalSteps(TS,PetscInt*);
344 
345 PETSC_EXTERN PetscErrorCode TSGetStages(TS,PetscInt*,Vec**);
346 
347 PETSC_EXTERN PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal);
348 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*);
349 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*);
350 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal);
351 PETSC_EXTERN PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*);
352 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal);
353 PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS,PetscReal*);
354 
355 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*);
356 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat,Mat,void*);
357 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*);
358 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**);
359 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*);
360 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**);
361 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS,PetscBool);
362 
363 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*);
364 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*);
365 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*);
366 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,TSForcingFunction,void*);
367 
368 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*);
369 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
370 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*);
371 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**);
372 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*);
373 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**);
374 
375 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Function)(TS,PetscReal,Vec,Vec,Vec,Vec,void*);
376 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Jacobian)(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat,void*);
377 PETSC_EXTERN PetscErrorCode TSSetI2Function(TS,Vec,TSI2Function,void*);
378 PETSC_EXTERN PetscErrorCode TSGetI2Function(TS,Vec*,TSI2Function*,void**);
379 PETSC_EXTERN PetscErrorCode TSSetI2Jacobian(TS,Mat,Mat,TSI2Jacobian,void*);
380 PETSC_EXTERN PetscErrorCode TSGetI2Jacobian(TS,Mat*,Mat*,TSI2Jacobian*,void**);
381 
382 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*);
383 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat,Mat,void*);
384 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*);
385 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
386 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec);
387 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec);
388 PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
389 
390 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS));
391 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal));
392 PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS,PetscReal,PetscInt,Vec*));
393 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS));
394 PETSC_EXTERN PetscErrorCode TSPreStep(TS);
395 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal);
396 PETSC_EXTERN PetscErrorCode TSPostStage(TS,PetscReal,PetscInt,Vec*);
397 PETSC_EXTERN PetscErrorCode TSPostStep(TS);
398 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec);
399 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec);
400 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*);
401 PETSC_EXTERN PetscErrorCode TSErrorWeightedNormInfinity(TS,Vec,Vec,PetscReal*);
402 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm2(TS,Vec,Vec,PetscReal*);
403 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS,Vec,Vec,NormType,PetscReal*);
404 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal);
405 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*);
406 PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS,PetscReal,Vec,PetscBool*));
407 PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS,PetscReal,Vec,PetscBool*);
408 
409 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*);
410 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS,PetscReal*,void*);
411 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *);
412 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal);
413 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*);
414 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS,Vec,void*,PetscReal*,PetscBool *);
415 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *);
416 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal);
417 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS);
418 
419 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]);
420 
421 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec);
422 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat,Mat);
423 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool);
424 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,PetscBool);
425 PETSC_EXTERN PetscErrorCode TSComputeI2Function(TS,PetscReal,Vec,Vec,Vec,Vec);
426 PETSC_EXTERN PetscErrorCode TSComputeI2Jacobian(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat);
427 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*);
428 
429 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec);
430 
431 PETSC_EXTERN PetscErrorCode DMTSSetBoundaryLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *);
432 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*);
433 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**);
434 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*);
435 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**);
436 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*);
437 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**);
438 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*);
439 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**);
440 PETSC_EXTERN PetscErrorCode DMTSSetI2Function(DM,TSI2Function,void*);
441 PETSC_EXTERN PetscErrorCode DMTSGetI2Function(DM,TSI2Function*,void**);
442 PETSC_EXTERN PetscErrorCode DMTSSetI2Jacobian(DM,TSI2Jacobian,void*);
443 PETSC_EXTERN PetscErrorCode DMTSGetI2Jacobian(DM,TSI2Jacobian*,void**);
444 
445 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*);
446 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**);
447 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,TSForcingFunction,void*);
448 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,TSForcingFunction*,void**);
449 PETSC_EXTERN PetscErrorCode DMTSGetMinRadius(DM,PetscReal*);
450 PETSC_EXTERN PetscErrorCode DMTSSetMinRadius(DM,PetscReal);
451 PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **);
452 
453 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,Vec,void*),void*);
454 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*),void*);
455 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,void*),void*);
456 
457 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
458 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
459 
460 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*);
461 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*);
462 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*);
463 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*);
464 
465 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *);
466 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*),void *);
467 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *);
468 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*),void *);
469 
470 PETSC_EXTERN PetscErrorCode DMPlexTSGetGeometryFVM(DM,Vec*,Vec*,PetscReal*);
471 PETSC_EXTERN PetscErrorCode DMPlexTSGetGradientDM(DM,PetscFV,DM*);
472 
473 typedef struct _n_TSMonitorLGCtx*  TSMonitorLGCtx;
474 typedef struct {
475   Vec            ray;
476   VecScatter     scatter;
477   PetscViewer    viewer;
478   TSMonitorLGCtx lgctx;
479 } TSMonitorDMDARayCtx;
480 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**);
481 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*);
482 PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS,PetscInt,PetscReal,Vec,void*);
483 
484 
485 /* Dynamic creation and loading functions */
486 PETSC_EXTERN PetscFunctionList TSList;
487 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*);
488 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType);
489 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS));
490 
491 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*);
492 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES);
493 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*);
494 
495 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer);
496 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer);
497 PETSC_STATIC_INLINE PetscErrorCode TSViewFromOptions(TS A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
498 PETSC_STATIC_INLINE PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
499 
500 #define TS_FILE_CLASSID 1211225
501 
502 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *);
503 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *);
504 
505 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *);
506 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*);
507 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *);
508 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *);
509 PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS,const char * const*);
510 PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS,const char *const **);
511 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx,const char * const *);
512 PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS,const char * const*);
513 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx,const char * const*);
514 PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*);
515 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void *);
516 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *);
517 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *);
518 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *);
519 
520 typedef struct _n_TSMonitorEnvelopeCtx*  TSMonitorEnvelopeCtx;
521 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS,TSMonitorEnvelopeCtx*);
522 PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS,PetscInt,PetscReal,Vec,void*);
523 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS,Vec*,Vec*);
524 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx*);
525 
526 typedef struct _n_TSMonitorSPEigCtx*  TSMonitorSPEigCtx;
527 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *);
528 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*);
529 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *);
530 
531 PETSC_EXTERN PetscErrorCode TSSetEventHandler(TS,PetscInt,PetscInt[],PetscBool[],PetscErrorCode (*)(TS,PetscReal,Vec,PetscScalar[],void*),PetscErrorCode (*)(TS,PetscInt,PetscInt[],PetscReal,Vec,PetscBool,void*),void*);
532 PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS,PetscReal,PetscReal[]);
533 /*J
534    TSSSPType - string with the name of TSSSP scheme.
535 
536    Level: beginner
537 
538 .seealso: TSSSPSetType(), TS
539 J*/
540 typedef const char* TSSSPType;
541 #define TSSSPRKS2  "rks2"
542 #define TSSSPRKS3  "rks3"
543 #define TSSSPRK104 "rk104"
544 
545 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType);
546 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*);
547 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt);
548 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*);
549 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void);
550 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void);
551 PETSC_EXTERN PetscFunctionList TSSSPList;
552 
553 /*S
554    TSAdapt - Abstract object that manages time-step adaptivity
555 
556    Level: beginner
557 
558 .seealso: TS, TSAdaptCreate(), TSAdaptType
559 S*/
560 typedef struct _p_TSAdapt *TSAdapt;
561 
562 /*E
563     TSAdaptType - String with the name of TSAdapt scheme.
564 
565    Level: beginner
566 
567 .seealso: TSAdaptSetType(), TS
568 E*/
569 typedef const char *TSAdaptType;
570 #define TSADAPTBASIC "basic"
571 #define TSADAPTNONE  "none"
572 #define TSADAPTCFL   "cfl"
573 
574 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*);
575 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],PetscErrorCode (*)(TSAdapt));
576 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void);
577 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void);
578 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*);
579 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType);
580 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]);
581 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt);
582 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool);
583 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**);
584 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*);
585 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscReal,Vec,PetscBool*);
586 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer);
587 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer);
588 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(PetscOptionItems*,TSAdapt);
589 PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt);
590 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*);
591 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool);
592 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal);
593 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscReal,Vec,PetscBool*));
594 
595 PETSC_EXTERN PetscErrorCode TSAdaptBasicSetClip(TSAdapt,PetscReal,PetscReal);
596 PETSC_EXTERN PetscErrorCode TSAdaptBasicGetClip(TSAdapt,PetscReal*,PetscReal*);
597 
598 /*S
599    TSGLAdapt - Abstract object that manages time-step adaptivity
600 
601    Level: beginner
602 
603    Developer Notes:
604    This functionality should be replaced by the TSAdapt.
605 
606 .seealso: TSGL, TSGLAdaptCreate(), TSGLAdaptType
607 S*/
608 typedef struct _p_TSGLAdapt *TSGLAdapt;
609 
610 /*J
611     TSGLAdaptType - String with the name of TSGLAdapt scheme
612 
613    Level: beginner
614 
615 .seealso: TSGLAdaptSetType(), TS
616 J*/
617 typedef const char *TSGLAdaptType;
618 #define TSGLADAPT_NONE "none"
619 #define TSGLADAPT_SIZE "size"
620 #define TSGLADAPT_BOTH "both"
621 
622 PETSC_EXTERN PetscErrorCode TSGLAdaptRegister(const char[],PetscErrorCode (*)(TSGLAdapt));
623 PETSC_EXTERN PetscErrorCode TSGLAdaptInitializePackage(void);
624 PETSC_EXTERN PetscErrorCode TSGLAdaptFinalizePackage(void);
625 PETSC_EXTERN PetscErrorCode TSGLAdaptCreate(MPI_Comm,TSGLAdapt*);
626 PETSC_EXTERN PetscErrorCode TSGLAdaptSetType(TSGLAdapt,TSGLAdaptType);
627 PETSC_EXTERN PetscErrorCode TSGLAdaptSetOptionsPrefix(TSGLAdapt,const char[]);
628 PETSC_EXTERN PetscErrorCode TSGLAdaptChoose(TSGLAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *);
629 PETSC_EXTERN PetscErrorCode TSGLAdaptView(TSGLAdapt,PetscViewer);
630 PETSC_EXTERN PetscErrorCode TSGLAdaptSetFromOptions(PetscOptionItems*,TSGLAdapt);
631 PETSC_EXTERN PetscErrorCode TSGLAdaptDestroy(TSGLAdapt*);
632 
633 /*J
634     TSGLAcceptType - String with the name of TSGLAccept scheme
635 
636    Level: beginner
637 
638 .seealso: TSGLSetAcceptType(), TS
639 J*/
640 typedef const char *TSGLAcceptType;
641 #define TSGLACCEPT_ALWAYS "always"
642 
643 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *);
644 PETSC_EXTERN PetscErrorCode TSGLAcceptRegister(const char[],TSGLAcceptFunction);
645 
646 /*J
647   TSGLType - family of time integration method within the General Linear class
648 
649   Level: beginner
650 
651 .seealso: TSGLSetType(), TSGLRegister()
652 J*/
653 typedef const char* TSGLType;
654 #define TSGL_IRKS   "irks"
655 
656 PETSC_EXTERN PetscErrorCode TSGLRegister(const char[],PetscErrorCode(*)(TS));
657 PETSC_EXTERN PetscErrorCode TSGLInitializePackage(void);
658 PETSC_EXTERN PetscErrorCode TSGLFinalizePackage(void);
659 PETSC_EXTERN PetscErrorCode TSGLSetType(TS,TSGLType);
660 PETSC_EXTERN PetscErrorCode TSGLGetAdapt(TS,TSGLAdapt*);
661 PETSC_EXTERN PetscErrorCode TSGLSetAcceptType(TS,TSGLAcceptType);
662 
663 /*J
664     TSEIMEXType - String with the name of an Extrapolated IMEX method.
665 
666    Level: beginner
667 
668 .seealso: TSEIMEXSetType(), TS, TSEIMEX, TSEIMEXRegister()
669 J*/
670 #define TSEIMEXType   char*
671 
672 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts,PetscInt);
673 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts,PetscInt,PetscInt);
674 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS,PetscBool);
675 
676 /*J
677     TSRKType - String with the name of a Runge-Kutta method.
678 
679    Level: beginner
680 
681 .seealso: TSRKSetType(), TS, TSRK, TSRKRegister()
682 J*/
683 typedef const char* TSRKType;
684 #define TSRK1FE   "1fe"
685 #define TSRK2A    "2a"
686 #define TSRK3     "3"
687 #define TSRK3BS   "3bs"
688 #define TSRK4     "4"
689 #define TSRK5F    "5f"
690 #define TSRK5DP   "5dp"
691 PETSC_EXTERN PetscErrorCode TSRKGetType(TS ts,TSRKType*);
692 PETSC_EXTERN PetscErrorCode TSRKSetType(TS ts,TSRKType);
693 PETSC_EXTERN PetscErrorCode TSRKSetFullyImplicit(TS,PetscBool);
694 PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
695 PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void);
696 PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void);
697 PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void);
698 
699 /*J
700     TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method.
701 
702    Level: beginner
703 
704 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister()
705 J*/
706 typedef const char* TSARKIMEXType;
707 #define TSARKIMEX1BEE   "1bee"
708 #define TSARKIMEXA2     "a2"
709 #define TSARKIMEXL2     "l2"
710 #define TSARKIMEXARS122 "ars122"
711 #define TSARKIMEX2C     "2c"
712 #define TSARKIMEX2D     "2d"
713 #define TSARKIMEX2E     "2e"
714 #define TSARKIMEXPRSSP2 "prssp2"
715 #define TSARKIMEX3      "3"
716 #define TSARKIMEXBPR3   "bpr3"
717 #define TSARKIMEXARS443 "ars443"
718 #define TSARKIMEX4      "4"
719 #define TSARKIMEX5      "5"
720 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*);
721 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType);
722 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool);
723 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[]);
724 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void);
725 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void);
726 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void);
727 
728 /*J
729     TSRosWType - String with the name of a Rosenbrock-W method.
730 
731    Level: beginner
732 
733 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister()
734 J*/
735 typedef const char* TSRosWType;
736 #define TSROSW2M          "2m"
737 #define TSROSW2P          "2p"
738 #define TSROSWRA3PW       "ra3pw"
739 #define TSROSWRA34PW2     "ra34pw2"
740 #define TSROSWRODAS3      "rodas3"
741 #define TSROSWSANDU3      "sandu3"
742 #define TSROSWASSP3P3S1C  "assp3p3s1c"
743 #define TSROSWLASSP3P4S2C "lassp3p4s2c"
744 #define TSROSWLLSSP3P4S2C "llssp3p4s2c"
745 #define TSROSWARK3        "ark3"
746 #define TSROSWTHETA1      "theta1"
747 #define TSROSWTHETA2      "theta2"
748 #define TSROSWGRK4T       "grk4t"
749 #define TSROSWSHAMP4      "shamp4"
750 #define TSROSWVELDD4      "veldd4"
751 #define TSROSW4L          "4l"
752 
753 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS ts,TSRosWType*);
754 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS ts,TSRosWType);
755 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool);
756 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
757 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal);
758 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void);
759 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void);
760 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void);
761 
762 PETSC_EXTERN PetscErrorCode TSBDFSetOrder(TS,PetscInt);
763 PETSC_EXTERN PetscErrorCode TSBDFGetOrder(TS,PetscInt*);
764 PETSC_EXTERN PetscErrorCode TSBDFUseAdapt(TS,PetscBool);
765 
766 /*
767        PETSc interface to Sundials
768 */
769 #ifdef PETSC_HAVE_SUNDIALS
770 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType;
771 PETSC_EXTERN const char *const TSSundialsLmmTypes[];
772 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType;
773 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[];
774 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType);
775 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*);
776 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal);
777 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal);
778 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal);
779 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *);
780 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType);
781 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt);
782 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal);
783 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool );
784 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]);
785 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt);
786 #endif
787 
788 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal);
789 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*);
790 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*);
791 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool);
792 
793 PETSC_EXTERN PetscErrorCode TSAlphaUseAdapt(TS,PetscBool);
794 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal);
795 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal);
796 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*);
797 
798 PETSC_EXTERN PetscErrorCode TSAlpha2UseAdapt(TS,PetscBool);
799 PETSC_EXTERN PetscErrorCode TSAlpha2SetRadius(TS,PetscReal);
800 PETSC_EXTERN PetscErrorCode TSAlpha2SetParams(TS,PetscReal,PetscReal,PetscReal,PetscReal);
801 PETSC_EXTERN PetscErrorCode TSAlpha2GetParams(TS,PetscReal*,PetscReal*,PetscReal*,PetscReal*);
802 
803 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM);
804 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*);
805 
806 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*);
807 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat,Mat,void*);
808 
809 #endif
810