xref: /petsc/include/petscts.h (revision ed58546bfb8db2084403a55f96b3de0eacfd2f00)
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 /*E
45     TSProblemType - Determines the type of problem this TS object is to be used to solve
46 
47    Level: beginner
48 
49 .seealso: TSCreate()
50 E*/
51 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType;
52 
53 /*E
54    TSEquationType - type of TS problem that is solved
55 
56    Level: beginner
57 
58    Developer Notes: this must match petsc/finclude/petscts.h
59 
60    Supported types are:
61      TS_EQ_UNSPECIFIED (default)
62      TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0
63      TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0
64 
65 .seealso: TSGetEquationType(), TSSetEquationType()
66 E*/
67 typedef enum {
68   TS_EQ_UNSPECIFIED               = -1,
69   TS_EQ_EXPLICIT                  = 0,
70   TS_EQ_ODE_EXPLICIT              = 1,
71   TS_EQ_DAE_SEMI_EXPLICIT_INDEX1  = 100,
72   TS_EQ_DAE_SEMI_EXPLICIT_INDEX2  = 200,
73   TS_EQ_DAE_SEMI_EXPLICIT_INDEX3  = 300,
74   TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500,
75   TS_EQ_IMPLICIT                  = 1000,
76   TS_EQ_ODE_IMPLICIT              = 1001,
77   TS_EQ_DAE_IMPLICIT_INDEX1       = 1100,
78   TS_EQ_DAE_IMPLICIT_INDEX2       = 1200,
79   TS_EQ_DAE_IMPLICIT_INDEX3       = 1300,
80   TS_EQ_DAE_IMPLICIT_INDEXHI      = 1500
81 } TSEquationType;
82 PETSC_EXTERN const char *const*TSEquationTypes;
83 
84 /*E
85    TSConvergedReason - reason a TS method has converged or not
86 
87    Level: beginner
88 
89    Developer Notes: this must match petsc/finclude/petscts.h
90 
91    Each reason has its own manual page.
92 
93 .seealso: TSGetConvergedReason()
94 E*/
95 typedef enum {
96   TS_CONVERGED_ITERATING      = 0,
97   TS_CONVERGED_TIME           = 1,
98   TS_CONVERGED_ITS            = 2,
99   TS_CONVERGED_USER           = 3,
100   TS_CONVERGED_EVENT          = 4,
101   TS_CONVERGED_PSEUDO_FATOL   = 5,
102   TS_CONVERGED_PSEUDO_FRTOL   = 6,
103   TS_DIVERGED_NONLINEAR_SOLVE = -1,
104   TS_DIVERGED_STEP_REJECTED   = -2
105 } TSConvergedReason;
106 PETSC_EXTERN const char *const*TSConvergedReasons;
107 
108 /*MC
109    TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve()
110 
111    Level: beginner
112 
113 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt()
114 M*/
115 
116 /*MC
117    TS_CONVERGED_TIME - the final time was reached
118 
119    Level: beginner
120 
121 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration(), TSGetSolveTime()
122 M*/
123 
124 /*MC
125    TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time
126 
127    Level: beginner
128 
129 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration()
130 M*/
131 
132 /*MC
133    TS_CONVERGED_USER - user requested termination
134 
135    Level: beginner
136 
137 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration()
138 M*/
139 
140 /*MC
141    TS_CONVERGED_EVENT - user requested termination on event detection
142 
143    Level: beginner
144 
145 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration()
146 M*/
147 
148 /*MC
149    TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for TSPSEUDO
150 
151    Level: beginner
152 
153    Options Database:
154 .   -ts_pseudo_frtol <rtol>
155 
156 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration(), TS_CONVERGED_PSEUDO_FATOL
157 M*/
158 
159 /*MC
160    TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for TSPSEUDO
161 
162    Level: beginner
163 
164    Options Database:
165 .   -ts_pseudo_fatol <atol>
166 
167 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration(), TS_CONVERGED_PSEUDO_FRTOL
168 M*/
169 
170 /*MC
171    TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed
172 
173    Level: beginner
174 
175    Notes: See TSSetMaxSNESFailures() for how to allow more nonlinear solver failures.
176 
177 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason(), TSSetMaxSNESFailures()
178 M*/
179 
180 /*MC
181    TS_DIVERGED_STEP_REJECTED - too many steps were rejected
182 
183    Level: beginner
184 
185    Notes: See TSSetMaxStepRejections() for how to allow more step rejections.
186 
187 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxStepRejections()
188 M*/
189 
190 /*E
191    TSExactFinalTimeOption - option for handling of final time step
192 
193    Level: beginner
194 
195    Developer Notes: this must match petsc/finclude/petscts.h
196 
197 $  TS_EXACTFINALTIME_STEPOVER    - Don't do anything if final time is exceeded
198 $  TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time
199 $  TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time
200 
201 .seealso: TSGetConvergedReason(), TSSetExactFinalTime()
202 
203 E*/
204 typedef enum {TS_EXACTFINALTIME_UNSPECIFIED=0,TS_EXACTFINALTIME_STEPOVER=1,TS_EXACTFINALTIME_INTERPOLATE=2,TS_EXACTFINALTIME_MATCHSTEP=3} TSExactFinalTimeOption;
205 PETSC_EXTERN const char *const TSExactFinalTimeOptions[];
206 
207 
208 /* Logging support */
209 PETSC_EXTERN PetscClassId TS_CLASSID;
210 PETSC_EXTERN PetscClassId DMTS_CLASSID;
211 PETSC_EXTERN PetscClassId TSADAPT_CLASSID;
212 
213 PETSC_EXTERN PetscErrorCode TSInitializePackage(void);
214 PETSC_EXTERN PetscErrorCode TSFinalizePackage(void);
215 
216 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*);
217 PETSC_EXTERN PetscErrorCode TSClone(TS,TS*);
218 PETSC_EXTERN PetscErrorCode TSDestroy(TS*);
219 
220 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType);
221 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*);
222 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec);
223 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**));
224 PETSC_EXTERN PetscErrorCode TSMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
225 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS);
226 
227 PETSC_EXTERN PetscErrorCode TSAdjointMonitor(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*);
228 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*),void *,PetscErrorCode (*)(void**));
229 PETSC_EXTERN PetscErrorCode TSAdjointMonitorCancel(TS);
230 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSetFromOptions(TS,const char[],const char[],const char[],PetscErrorCode (*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat*),PetscErrorCode (*)(TS,PetscViewerAndFormat*));
231 
232 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]);
233 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]);
234 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]);
235 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS);
236 PETSC_EXTERN PetscErrorCode TSSetUp(TS);
237 PETSC_EXTERN PetscErrorCode TSReset(TS);
238 
239 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec);
240 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*);
241 
242 PETSC_EXTERN PetscErrorCode TS2SetSolution(TS,Vec,Vec);
243 PETSC_EXTERN PetscErrorCode TS2GetSolution(TS,Vec*,Vec*);
244 
245 /*S
246      TSTrajectory - Abstract PETSc object that storing the trajectory (solution of ODE/ADE at each time step and stage)
247 
248    Level: advanced
249 
250   Concepts: ODE solvers, adjoint
251 
252 .seealso:  TSCreate(), TSSetType(), TSType, SNES, KSP, PC, TSDestroy()
253 S*/
254 typedef struct _p_TSTrajectory* TSTrajectory;
255 
256 /*J
257     TSTrajectoryType - String with the name of a PETSc TS trajectory storage method
258 
259    Level: intermediate
260 
261 .seealso: TSSetType(), TS, TSRegister(), TSTrajectoryCreate(), TSTrajectorySetType()
262 J*/
263 typedef const char* TSTrajectoryType;
264 #define TSTRAJECTORYBASIC         "basic"
265 #define TSTRAJECTORYSINGLEFILE    "singlefile"
266 #define TSTRAJECTORYMEMORY        "memory"
267 #define TSTRAJECTORYVISUALIZATION "visualization"
268 
269 PETSC_EXTERN PetscFunctionList TSTrajectoryList;
270 PETSC_EXTERN PetscClassId      TSTRAJECTORY_CLASSID;
271 PETSC_EXTERN PetscBool         TSTrajectoryRegisterAllCalled;
272 
273 PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS);
274 
275 PETSC_EXTERN PetscErrorCode TSTrajectoryCreate(MPI_Comm,TSTrajectory*);
276 PETSC_EXTERN PetscErrorCode TSTrajectoryDestroy(TSTrajectory*);
277 PETSC_EXTERN PetscErrorCode TSTrajectoryView(TSTrajectory,PetscViewer);
278 PETSC_EXTERN PetscErrorCode TSTrajectorySetType(TSTrajectory,TS,const TSTrajectoryType);
279 PETSC_EXTERN PetscErrorCode TSTrajectorySet(TSTrajectory,TS,PetscInt,PetscReal,Vec);
280 PETSC_EXTERN PetscErrorCode TSTrajectoryGet(TSTrajectory,TS,PetscInt,PetscReal*);
281 PETSC_EXTERN PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory,TS);
282 PETSC_EXTERN PetscErrorCode TSTrajectoryRegister(const char[],PetscErrorCode (*)(TSTrajectory,TS));
283 PETSC_EXTERN PetscErrorCode TSTrajectoryRegisterAll(void);
284 PETSC_EXTERN PetscErrorCode TSTrajectorySetUp(TSTrajectory,TS);
285 
286 PETSC_EXTERN PetscErrorCode TSSetCostGradients(TS,PetscInt,Vec*,Vec*);
287 PETSC_EXTERN PetscErrorCode TSGetCostGradients(TS,PetscInt*,Vec**,Vec**);
288 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*);
289 PETSC_EXTERN PetscErrorCode TSGetCostIntegral(TS,Vec*);
290 
291 PETSC_EXTERN PetscErrorCode TSAdjointSetRHSJacobian(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*);
292 PETSC_EXTERN PetscErrorCode TSAdjointSolve(TS);
293 PETSC_EXTERN PetscErrorCode TSAdjointSetSteps(TS,PetscInt);
294 
295 PETSC_EXTERN PetscErrorCode TSAdjointComputeRHSJacobian(TS,PetscReal,Vec,Mat);
296 PETSC_EXTERN PetscErrorCode TSAdjointStep(TS);
297 PETSC_EXTERN PetscErrorCode TSAdjointSetUp(TS);
298 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDPFunction(TS,PetscReal,Vec,Vec*);
299 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDYFunction(TS,PetscReal,Vec,Vec*);
300 PETSC_EXTERN PetscErrorCode TSAdjointComputeCostIntegrand(TS,PetscReal,Vec,Vec);
301 PETSC_EXTERN PetscErrorCode TSAdjointCostIntegral(TS);
302 PETSC_EXTERN PetscErrorCode TSForwardCostIntegral(TS);
303 
304 PETSC_EXTERN PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal);
305 PETSC_EXTERN PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*);
306 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption);
307 
308 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
309 
310 typedef struct _n_TSMonitorDrawCtx*  TSMonitorDrawCtx;
311 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *);
312 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*);
313 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*);
314 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS,PetscInt,PetscReal,Vec,void*);
315 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*);
316 
317 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,PetscViewerAndFormat *);
318 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDrawSensi(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*);
319 
320 PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS,PetscInt,PetscReal,Vec,PetscViewerAndFormat*);
321 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*);
322 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*);
323 
324 PETSC_EXTERN PetscErrorCode TSStep(TS);
325 PETSC_EXTERN PetscErrorCode TSEvaluateWLTE(TS,NormType,PetscInt*,PetscReal*);
326 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*);
327 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec);
328 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*);
329 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType);
330 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*);
331 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason);
332 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*);
333 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*);
334 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*);
335 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*);
336 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt);
337 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*);
338 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt);
339 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool);
340 PETSC_EXTERN PetscErrorCode TSRollBack(TS);
341 PETSC_EXTERN PetscErrorCode TSGetTotalSteps(TS,PetscInt*);
342 
343 PETSC_EXTERN PetscErrorCode TSGetStages(TS,PetscInt*,Vec**);
344 
345 PETSC_EXTERN PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal);
346 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*);
347 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*);
348 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal);
349 PETSC_EXTERN PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*);
350 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal);
351 PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS,PetscReal*);
352 
353 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*);
354 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat,Mat,void*);
355 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*);
356 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**);
357 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*);
358 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**);
359 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS,PetscBool);
360 
361 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*);
362 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*);
363 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*);
364 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,TSForcingFunction,void*);
365 
366 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*);
367 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
368 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*);
369 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**);
370 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*);
371 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**);
372 
373 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Function)(TS,PetscReal,Vec,Vec,Vec,Vec,void*);
374 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Jacobian)(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat,void*);
375 PETSC_EXTERN PetscErrorCode TSSetI2Function(TS,Vec,TSI2Function,void*);
376 PETSC_EXTERN PetscErrorCode TSGetI2Function(TS,Vec*,TSI2Function*,void**);
377 PETSC_EXTERN PetscErrorCode TSSetI2Jacobian(TS,Mat,Mat,TSI2Jacobian,void*);
378 PETSC_EXTERN PetscErrorCode TSGetI2Jacobian(TS,Mat*,Mat*,TSI2Jacobian*,void**);
379 
380 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*);
381 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat,Mat,void*);
382 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*);
383 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
384 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec);
385 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec);
386 PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*);
387 
388 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS));
389 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal));
390 PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS,PetscReal,PetscInt,Vec*));
391 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS));
392 PETSC_EXTERN PetscErrorCode TSPreStep(TS);
393 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal);
394 PETSC_EXTERN PetscErrorCode TSPostStage(TS,PetscReal,PetscInt,Vec*);
395 PETSC_EXTERN PetscErrorCode TSPostStep(TS);
396 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec);
397 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec);
398 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*);
399 PETSC_EXTERN PetscErrorCode TSErrorWeightedNormInfinity(TS,Vec,Vec,PetscReal*);
400 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm2(TS,Vec,Vec,PetscReal*);
401 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS,Vec,Vec,NormType,PetscReal*);
402 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal);
403 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*);
404 PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS,PetscReal,Vec,PetscBool*));
405 PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS,PetscReal,Vec,PetscBool*);
406 
407 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*);
408 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS,PetscReal*,void*);
409 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *);
410 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal);
411 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*);
412 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS,Vec,void*,PetscReal*,PetscBool *);
413 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *);
414 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal);
415 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS);
416 
417 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]);
418 
419 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec);
420 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat,Mat);
421 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool);
422 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,PetscBool);
423 PETSC_EXTERN PetscErrorCode TSComputeI2Function(TS,PetscReal,Vec,Vec,Vec,Vec);
424 PETSC_EXTERN PetscErrorCode TSComputeI2Jacobian(TS,PetscReal,Vec,Vec,Vec,PetscReal,PetscReal,Mat,Mat);
425 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*);
426 
427 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec);
428 
429 PETSC_EXTERN PetscErrorCode DMTSSetBoundaryLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *);
430 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*);
431 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**);
432 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*);
433 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**);
434 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*);
435 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**);
436 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*);
437 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**);
438 PETSC_EXTERN PetscErrorCode DMTSSetI2Function(DM,TSI2Function,void*);
439 PETSC_EXTERN PetscErrorCode DMTSGetI2Function(DM,TSI2Function*,void**);
440 PETSC_EXTERN PetscErrorCode DMTSSetI2Jacobian(DM,TSI2Jacobian,void*);
441 PETSC_EXTERN PetscErrorCode DMTSGetI2Jacobian(DM,TSI2Jacobian*,void**);
442 
443 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*);
444 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**);
445 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,TSForcingFunction,void*);
446 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,TSForcingFunction*,void**);
447 PETSC_EXTERN PetscErrorCode DMTSGetMinRadius(DM,PetscReal*);
448 PETSC_EXTERN PetscErrorCode DMTSSetMinRadius(DM,PetscReal);
449 PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **);
450 
451 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,Vec,void*),void*);
452 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*),void*);
453 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,void*),void*);
454 
455 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
456 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer));
457 
458 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*);
459 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*);
460 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*);
461 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*);
462 
463 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *);
464 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*),void *);
465 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *);
466 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*),void *);
467 
468 PETSC_EXTERN PetscErrorCode DMPlexTSGetGeometryFVM(DM,Vec*,Vec*,PetscReal*);
469 PETSC_EXTERN PetscErrorCode DMPlexTSGetGradientDM(DM,PetscFV,DM*);
470 
471 typedef struct _n_TSMonitorLGCtx*  TSMonitorLGCtx;
472 typedef struct {
473   Vec            ray;
474   VecScatter     scatter;
475   PetscViewer    viewer;
476   TSMonitorLGCtx lgctx;
477 } TSMonitorDMDARayCtx;
478 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**);
479 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*);
480 PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS,PetscInt,PetscReal,Vec,void*);
481 
482 
483 /* Dynamic creation and loading functions */
484 PETSC_EXTERN PetscFunctionList TSList;
485 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*);
486 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType);
487 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS));
488 
489 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*);
490 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES);
491 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*);
492 
493 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer);
494 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer);
495 PETSC_STATIC_INLINE PetscErrorCode TSViewFromOptions(TS A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
496 PETSC_STATIC_INLINE PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
497 
498 #define TS_FILE_CLASSID 1211225
499 
500 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *);
501 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *);
502 
503 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *);
504 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*);
505 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *);
506 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *);
507 PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS,const char * const*);
508 PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS,const char *const **);
509 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx,const char * const *);
510 PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS,const char * const*);
511 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx,const char * const*);
512 PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*);
513 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void *);
514 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *);
515 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *);
516 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *);
517 
518 typedef struct _n_TSMonitorEnvelopeCtx*  TSMonitorEnvelopeCtx;
519 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS,TSMonitorEnvelopeCtx*);
520 PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS,PetscInt,PetscReal,Vec,void*);
521 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS,Vec*,Vec*);
522 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx*);
523 
524 typedef struct _n_TSMonitorSPEigCtx*  TSMonitorSPEigCtx;
525 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *);
526 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*);
527 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *);
528 
529 PETSC_EXTERN PetscErrorCode TSSetEventHandler(TS,PetscInt,PetscInt[],PetscBool[],PetscErrorCode (*)(TS,PetscReal,Vec,PetscScalar[],void*),PetscErrorCode (*)(TS,PetscInt,PetscInt[],PetscReal,Vec,PetscBool,void*),void*);
530 PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS,PetscReal,PetscReal[]);
531 /*J
532    TSSSPType - string with the name of TSSSP scheme.
533 
534    Level: beginner
535 
536 .seealso: TSSSPSetType(), TS
537 J*/
538 typedef const char* TSSSPType;
539 #define TSSSPRKS2  "rks2"
540 #define TSSSPRKS3  "rks3"
541 #define TSSSPRK104 "rk104"
542 
543 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType);
544 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*);
545 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt);
546 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*);
547 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void);
548 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void);
549 
550 /*S
551    TSAdapt - Abstract object that manages time-step adaptivity
552 
553    Level: beginner
554 
555 .seealso: TS, TSAdaptCreate(), TSAdaptType
556 S*/
557 typedef struct _p_TSAdapt *TSAdapt;
558 
559 /*E
560     TSAdaptType - String with the name of TSAdapt scheme.
561 
562    Level: beginner
563 
564 .seealso: TSAdaptSetType(), TS
565 E*/
566 typedef const char *TSAdaptType;
567 #define TSADAPTBASIC "basic"
568 #define TSADAPTNONE  "none"
569 #define TSADAPTCFL   "cfl"
570 
571 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*);
572 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],PetscErrorCode (*)(TSAdapt));
573 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void);
574 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void);
575 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*);
576 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType);
577 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]);
578 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt);
579 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool);
580 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**);
581 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*);
582 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscReal,Vec,PetscBool*);
583 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer);
584 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer);
585 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(PetscOptionItems*,TSAdapt);
586 PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt);
587 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*);
588 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool);
589 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal);
590 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscReal,Vec,PetscBool*));
591 
592 PETSC_EXTERN PetscErrorCode TSAdaptBasicSetClip(TSAdapt,PetscReal,PetscReal);
593 PETSC_EXTERN PetscErrorCode TSAdaptBasicGetClip(TSAdapt,PetscReal*,PetscReal*);
594 
595 /*S
596    TSGLAdapt - Abstract object that manages time-step adaptivity
597 
598    Level: beginner
599 
600    Developer Notes:
601    This functionality should be replaced by the TSAdapt.
602 
603 .seealso: TSGL, TSGLAdaptCreate(), TSGLAdaptType
604 S*/
605 typedef struct _p_TSGLAdapt *TSGLAdapt;
606 
607 /*J
608     TSGLAdaptType - String with the name of TSGLAdapt scheme
609 
610    Level: beginner
611 
612 .seealso: TSGLAdaptSetType(), TS
613 J*/
614 typedef const char *TSGLAdaptType;
615 #define TSGLADAPT_NONE "none"
616 #define TSGLADAPT_SIZE "size"
617 #define TSGLADAPT_BOTH "both"
618 
619 PETSC_EXTERN PetscErrorCode TSGLAdaptRegister(const char[],PetscErrorCode (*)(TSGLAdapt));
620 PETSC_EXTERN PetscErrorCode TSGLAdaptInitializePackage(void);
621 PETSC_EXTERN PetscErrorCode TSGLAdaptFinalizePackage(void);
622 PETSC_EXTERN PetscErrorCode TSGLAdaptCreate(MPI_Comm,TSGLAdapt*);
623 PETSC_EXTERN PetscErrorCode TSGLAdaptSetType(TSGLAdapt,TSGLAdaptType);
624 PETSC_EXTERN PetscErrorCode TSGLAdaptSetOptionsPrefix(TSGLAdapt,const char[]);
625 PETSC_EXTERN PetscErrorCode TSGLAdaptChoose(TSGLAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *);
626 PETSC_EXTERN PetscErrorCode TSGLAdaptView(TSGLAdapt,PetscViewer);
627 PETSC_EXTERN PetscErrorCode TSGLAdaptSetFromOptions(PetscOptionItems*,TSGLAdapt);
628 PETSC_EXTERN PetscErrorCode TSGLAdaptDestroy(TSGLAdapt*);
629 
630 /*J
631     TSGLAcceptType - String with the name of TSGLAccept scheme
632 
633    Level: beginner
634 
635 .seealso: TSGLSetAcceptType(), TS
636 J*/
637 typedef const char *TSGLAcceptType;
638 #define TSGLACCEPT_ALWAYS "always"
639 
640 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *);
641 PETSC_EXTERN PetscErrorCode TSGLAcceptRegister(const char[],TSGLAcceptFunction);
642 
643 /*J
644   TSGLType - family of time integration method within the General Linear class
645 
646   Level: beginner
647 
648 .seealso: TSGLSetType(), TSGLRegister()
649 J*/
650 typedef const char* TSGLType;
651 #define TSGL_IRKS   "irks"
652 
653 PETSC_EXTERN PetscErrorCode TSGLRegister(const char[],PetscErrorCode(*)(TS));
654 PETSC_EXTERN PetscErrorCode TSGLInitializePackage(void);
655 PETSC_EXTERN PetscErrorCode TSGLFinalizePackage(void);
656 PETSC_EXTERN PetscErrorCode TSGLSetType(TS,TSGLType);
657 PETSC_EXTERN PetscErrorCode TSGLGetAdapt(TS,TSGLAdapt*);
658 PETSC_EXTERN PetscErrorCode TSGLSetAcceptType(TS,TSGLAcceptType);
659 
660 /*J
661     TSEIMEXType - String with the name of an Extrapolated IMEX method.
662 
663    Level: beginner
664 
665 .seealso: TSEIMEXSetType(), TS, TSEIMEX, TSEIMEXRegister()
666 J*/
667 #define TSEIMEXType   char*
668 
669 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts,PetscInt);
670 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts,PetscInt,PetscInt);
671 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS,PetscBool);
672 
673 /*J
674     TSRKType - String with the name of a Runge-Kutta method.
675 
676    Level: beginner
677 
678 .seealso: TSRKSetType(), TS, TSRK, TSRKRegister()
679 J*/
680 typedef const char* TSRKType;
681 #define TSRK1FE   "1fe"
682 #define TSRK2A    "2a"
683 #define TSRK3     "3"
684 #define TSRK3BS   "3bs"
685 #define TSRK4     "4"
686 #define TSRK5F    "5f"
687 #define TSRK5DP   "5dp"
688 PETSC_EXTERN PetscErrorCode TSRKGetType(TS ts,TSRKType*);
689 PETSC_EXTERN PetscErrorCode TSRKSetType(TS ts,TSRKType);
690 PETSC_EXTERN PetscErrorCode TSRKSetFullyImplicit(TS,PetscBool);
691 PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
692 PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void);
693 PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void);
694 PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void);
695 
696 /*J
697     TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method.
698 
699    Level: beginner
700 
701 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister()
702 J*/
703 typedef const char* TSARKIMEXType;
704 #define TSARKIMEX1BEE   "1bee"
705 #define TSARKIMEXA2     "a2"
706 #define TSARKIMEXL2     "l2"
707 #define TSARKIMEXARS122 "ars122"
708 #define TSARKIMEX2C     "2c"
709 #define TSARKIMEX2D     "2d"
710 #define TSARKIMEX2E     "2e"
711 #define TSARKIMEXPRSSP2 "prssp2"
712 #define TSARKIMEX3      "3"
713 #define TSARKIMEXBPR3   "bpr3"
714 #define TSARKIMEXARS443 "ars443"
715 #define TSARKIMEX4      "4"
716 #define TSARKIMEX5      "5"
717 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*);
718 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType);
719 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool);
720 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[]);
721 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void);
722 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void);
723 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void);
724 
725 /*J
726     TSRosWType - String with the name of a Rosenbrock-W method.
727 
728    Level: beginner
729 
730 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister()
731 J*/
732 typedef const char* TSRosWType;
733 #define TSROSW2M          "2m"
734 #define TSROSW2P          "2p"
735 #define TSROSWRA3PW       "ra3pw"
736 #define TSROSWRA34PW2     "ra34pw2"
737 #define TSROSWRODAS3      "rodas3"
738 #define TSROSWSANDU3      "sandu3"
739 #define TSROSWASSP3P3S1C  "assp3p3s1c"
740 #define TSROSWLASSP3P4S2C "lassp3p4s2c"
741 #define TSROSWLLSSP3P4S2C "llssp3p4s2c"
742 #define TSROSWARK3        "ark3"
743 #define TSROSWTHETA1      "theta1"
744 #define TSROSWTHETA2      "theta2"
745 #define TSROSWGRK4T       "grk4t"
746 #define TSROSWSHAMP4      "shamp4"
747 #define TSROSWVELDD4      "veldd4"
748 #define TSROSW4L          "4l"
749 
750 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS ts,TSRosWType*);
751 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS ts,TSRosWType);
752 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool);
753 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]);
754 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal);
755 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void);
756 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void);
757 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void);
758 
759 /*
760        PETSc interface to Sundials
761 */
762 #ifdef PETSC_HAVE_SUNDIALS
763 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType;
764 PETSC_EXTERN const char *const TSSundialsLmmTypes[];
765 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType;
766 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[];
767 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType);
768 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*);
769 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal);
770 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal);
771 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal);
772 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *);
773 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType);
774 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt);
775 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal);
776 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool );
777 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]);
778 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt);
779 #endif
780 
781 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal);
782 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*);
783 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*);
784 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool);
785 
786 PETSC_EXTERN PetscErrorCode TSAlphaUseAdapt(TS,PetscBool);
787 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal);
788 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal);
789 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*);
790 
791 PETSC_EXTERN PetscErrorCode TSAlpha2UseAdapt(TS,PetscBool);
792 PETSC_EXTERN PetscErrorCode TSAlpha2SetRadius(TS,PetscReal);
793 PETSC_EXTERN PetscErrorCode TSAlpha2SetParams(TS,PetscReal,PetscReal,PetscReal,PetscReal);
794 PETSC_EXTERN PetscErrorCode TSAlpha2GetParams(TS,PetscReal*,PetscReal*,PetscReal*,PetscReal*);
795 
796 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM);
797 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*);
798 
799 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*);
800 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat,Mat,void*);
801 
802 #endif
803