Actual source code: petscts.h
1: /*
2: User interface for the timestepping package. This package
3: is for use in solving time-dependent PDEs.
4: */
5: #pragma once
7: #include <petscsnes.h>
8: #include <petscconvest.h>
10: /*I <petscts.h> I*/
12: /* SUBMANSEC = TS */
14: /*S
15: TS - Abstract PETSc object that manages all time-steppers (ODE integrators)
17: Level: beginner
19: .seealso: [](integrator_table), [](ch_ts), `TSCreate()`, `TSSetType()`, `TSType`, `SNES`, `KSP`, `PC`, `TSDestroy()`
20: S*/
21: typedef struct _p_TS *TS;
23: /*J
24: TSType - String with the name of a PETSc `TS` method.
26: Level: beginner
28: .seealso: [](integrator_table), [](ch_ts), `TSSetType()`, `TS`, `TSRegister()`
29: J*/
30: typedef const char *TSType;
31: #define TSEULER "euler"
32: #define TSBEULER "beuler"
33: #define TSBASICSYMPLECTIC "basicsymplectic"
34: #define TSPSEUDO "pseudo"
35: #define TSCN "cn"
36: #define TSSUNDIALS "sundials"
37: #define TSRK "rk"
38: #define TSPYTHON "python"
39: #define TSTHETA "theta"
40: #define TSALPHA "alpha"
41: #define TSALPHA2 "alpha2"
42: #define TSGLLE "glle"
43: #define TSGLEE "glee"
44: #define TSSSP "ssp"
45: #define TSARKIMEX "arkimex"
46: #define TSROSW "rosw"
47: #define TSEIMEX "eimex"
48: #define TSMIMEX "mimex"
49: #define TSBDF "bdf"
50: #define TSRADAU5 "radau5"
51: #define TSMPRK "mprk"
52: #define TSDISCGRAD "discgrad"
53: #define TSIRK "irk"
54: #define TSDIRK "dirk"
56: /*E
57: TSProblemType - Determines the type of problem this `TS` object is to be used to solve
59: Values:
60: + `TS_LINEAR` - a linear ODE or DAE
61: - `TS_NONLINEAR` - a nonlinear ODE or DAE
63: Level: beginner
65: .seealso: [](ch_ts), `TS`, `TSCreate()`
66: E*/
67: typedef enum {
68: TS_LINEAR,
69: TS_NONLINEAR
70: } TSProblemType;
72: /*E
73: TSEquationType - type of `TS` problem that is solved
75: Values:
76: + `TS_EQ_UNSPECIFIED` - (default)
77: . `TS_EQ_EXPLICIT` - {ODE and DAE index 1, 2, 3, HI} F(t,U,U_t) := M(t) U_t - G(U,t) = 0
78: - `TS_EQ_IMPLICIT` - {ODE and DAE index 1, 2, 3, HI} F(t,U,U_t) = 0
80: Level: beginner
82: .seealso: [](ch_ts), `TS`, `TSGetEquationType()`, `TSSetEquationType()`
83: E*/
84: typedef enum {
85: TS_EQ_UNSPECIFIED = -1,
86: TS_EQ_EXPLICIT = 0,
87: TS_EQ_ODE_EXPLICIT = 1,
88: TS_EQ_DAE_SEMI_EXPLICIT_INDEX1 = 100,
89: TS_EQ_DAE_SEMI_EXPLICIT_INDEX2 = 200,
90: TS_EQ_DAE_SEMI_EXPLICIT_INDEX3 = 300,
91: TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500,
92: TS_EQ_IMPLICIT = 1000,
93: TS_EQ_ODE_IMPLICIT = 1001,
94: TS_EQ_DAE_IMPLICIT_INDEX1 = 1100,
95: TS_EQ_DAE_IMPLICIT_INDEX2 = 1200,
96: TS_EQ_DAE_IMPLICIT_INDEX3 = 1300,
97: TS_EQ_DAE_IMPLICIT_INDEXHI = 1500
98: } TSEquationType;
99: PETSC_EXTERN const char *const *TSEquationTypes;
101: /*E
102: TSConvergedReason - reason a `TS` method has converged (integrated to the requested time) or not
104: Values:
105: + `TS_CONVERGED_ITERATING` - this only occurs if `TSGetConvergedReason()` is called during the `TSSolve()`
106: . `TS_CONVERGED_TIME` - the final time was reached
107: . `TS_CONVERGED_ITS` - the maximum number of iterations (time-steps) was reached prior to the final time
108: . `TS_CONVERGED_USER` - user requested termination
109: . `TS_CONVERGED_EVENT` - user requested termination on event detection
110: . `TS_CONVERGED_PSEUDO_FATOL` - stops when function norm decreased by a set amount, used only for `TSPSEUDO`
111: . `TS_CONVERGED_PSEUDO_FRTOL` - stops when function norm decreases below a set amount, used only for `TSPSEUDO`
112: . `TS_DIVERGED_NONLINEAR_SOLVE` - too many nonlinear solve failures have occurred
113: . `TS_DIVERGED_STEP_REJECTED` - too many steps were rejected
114: . `TSFORWARD_DIVERGED_LINEAR_SOLVE` - tangent linear solve failed
115: - `TSADJOINT_DIVERGED_LINEAR_SOLVE` - transposed linear solve failed
117: Level: beginner
119: .seealso: [](ch_ts), `TS`, `TSGetConvergedReason()`
120: E*/
121: typedef enum {
122: TS_CONVERGED_ITERATING = 0,
123: TS_CONVERGED_TIME = 1,
124: TS_CONVERGED_ITS = 2,
125: TS_CONVERGED_USER = 3,
126: TS_CONVERGED_EVENT = 4,
127: TS_CONVERGED_PSEUDO_FATOL = 5,
128: TS_CONVERGED_PSEUDO_FRTOL = 6,
129: TS_DIVERGED_NONLINEAR_SOLVE = -1,
130: TS_DIVERGED_STEP_REJECTED = -2,
131: TSFORWARD_DIVERGED_LINEAR_SOLVE = -3,
132: TSADJOINT_DIVERGED_LINEAR_SOLVE = -4
133: } TSConvergedReason;
134: PETSC_EXTERN const char *const *TSConvergedReasons;
136: /*MC
137: TS_CONVERGED_ITERATING - this only occurs if `TSGetConvergedReason()` is called during the `TSSolve()`
139: Level: beginner
141: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`
142: M*/
144: /*MC
145: TS_CONVERGED_TIME - the final time was reached
147: Level: beginner
149: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSSetMaxTime()`, `TSGetMaxTime()`, `TSGetSolveTime()`
150: M*/
152: /*MC
153: TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time
155: Level: beginner
157: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSSetMaxSteps()`, `TSGetMaxSteps()`
158: M*/
160: /*MC
161: TS_CONVERGED_USER - user requested termination
163: Level: beginner
165: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()`
166: M*/
168: /*MC
169: TS_CONVERGED_EVENT - user requested termination on event detection
171: Level: beginner
173: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()`
174: M*/
176: /*MC
177: TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for `TSPSEUDO`
179: Options Database Key:
180: . -ts_pseudo_frtol <rtol> - use specified rtol
182: Level: beginner
184: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()`, `TS_CONVERGED_PSEUDO_FATOL`
185: M*/
187: /*MC
188: TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for `TSPSEUDO`
190: Options Database Key:
191: . -ts_pseudo_fatol <atol> - use specified atol
193: Level: beginner
195: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()`, `TS_CONVERGED_PSEUDO_FRTOL`
196: M*/
198: /*MC
199: TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed
201: Level: beginner
203: Note:
204: See `TSSetMaxSNESFailures()` for how to allow more nonlinear solver failures.
206: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSGetSNES()`, `SNESGetConvergedReason()`, `TSSetMaxSNESFailures()`
207: M*/
209: /*MC
210: TS_DIVERGED_STEP_REJECTED - too many steps were rejected
212: Level: beginner
214: Notes:
215: See `TSSetMaxStepRejections()` for how to allow more step rejections.
217: .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSSetMaxStepRejections()`
218: M*/
220: /*E
221: TSExactFinalTimeOption - option for handling of final time step
223: Values:
224: + `TS_EXACTFINALTIME_STEPOVER` - Don't do anything if requested final time is exceeded
225: . `TS_EXACTFINALTIME_INTERPOLATE` - Interpolate back to final time
226: - `TS_EXACTFINALTIME_MATCHSTEP` - Adapt final time step to match the final time requested
228: Level: beginner
230: .seealso: [](ch_ts), `TS`, `TSGetConvergedReason()`, `TSSetExactFinalTime()`, `TSGetExactFinalTime()`
231: E*/
232: typedef enum {
233: TS_EXACTFINALTIME_UNSPECIFIED = 0,
234: TS_EXACTFINALTIME_STEPOVER = 1,
235: TS_EXACTFINALTIME_INTERPOLATE = 2,
236: TS_EXACTFINALTIME_MATCHSTEP = 3
237: } TSExactFinalTimeOption;
238: PETSC_EXTERN const char *const TSExactFinalTimeOptions[];
240: /* Logging support */
241: PETSC_EXTERN PetscClassId TS_CLASSID;
242: PETSC_EXTERN PetscClassId DMTS_CLASSID;
243: PETSC_EXTERN PetscClassId TSADAPT_CLASSID;
245: PETSC_EXTERN PetscErrorCode TSInitializePackage(void);
246: PETSC_EXTERN PetscErrorCode TSFinalizePackage(void);
248: PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm, TS *);
249: PETSC_EXTERN PetscErrorCode TSClone(TS, TS *);
250: PETSC_EXTERN PetscErrorCode TSDestroy(TS *);
252: PETSC_EXTERN PetscErrorCode TSSetProblemType(TS, TSProblemType);
253: PETSC_EXTERN PetscErrorCode TSGetProblemType(TS, TSProblemType *);
254: PETSC_EXTERN PetscErrorCode TSMonitor(TS, PetscInt, PetscReal, Vec);
255: PETSC_EXTERN PetscErrorCode TSMonitorSet(TS, PetscErrorCode (*)(TS, PetscInt, PetscReal, Vec, void *), void *, PetscErrorCode (*)(void **));
256: PETSC_EXTERN PetscErrorCode TSMonitorSetFromOptions(TS, const char[], const char[], const char[], PetscErrorCode (*)(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *), PetscErrorCode (*)(TS, PetscViewerAndFormat *));
257: PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS);
259: PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS, const char[]);
260: PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS, const char[]);
261: PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS, const char *[]);
262: PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS);
263: PETSC_EXTERN PetscErrorCode TSSetUp(TS);
264: PETSC_EXTERN PetscErrorCode TSReset(TS);
266: PETSC_EXTERN PetscErrorCode TSSetSolution(TS, Vec);
267: PETSC_EXTERN PetscErrorCode TSGetSolution(TS, Vec *);
269: PETSC_EXTERN PetscErrorCode TS2SetSolution(TS, Vec, Vec);
270: PETSC_EXTERN PetscErrorCode TS2GetSolution(TS, Vec *, Vec *);
272: PETSC_EXTERN PetscErrorCode TSGetSolutionComponents(TS, PetscInt *, Vec *);
273: PETSC_EXTERN PetscErrorCode TSGetAuxSolution(TS, Vec *);
274: PETSC_EXTERN PetscErrorCode TSGetTimeError(TS, PetscInt, Vec *);
275: PETSC_EXTERN PetscErrorCode TSSetTimeError(TS, Vec);
277: PETSC_EXTERN PetscErrorCode TSSetRHSJacobianP(TS, Mat, PetscErrorCode (*)(TS, PetscReal, Vec, Mat, void *), void *);
278: PETSC_EXTERN PetscErrorCode TSGetRHSJacobianP(TS, Mat *, PetscErrorCode (**)(TS, PetscReal, Vec, Mat, void *), void **);
279: PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianP(TS, PetscReal, Vec, Mat);
280: PETSC_EXTERN PetscErrorCode TSSetIJacobianP(TS, Mat, PetscErrorCode (*)(TS, PetscReal, Vec, Vec, PetscReal, Mat, void *), void *);
281: PETSC_EXTERN PetscErrorCode TSComputeIJacobianP(TS, PetscReal, Vec, Vec, PetscReal, Mat, PetscBool);
282: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 5, 0, "TSGetQuadratureTS() then TSComputeRHSJacobianP()", ) PetscErrorCode TSComputeDRDPFunction(TS, PetscReal, Vec, Vec *);
283: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 5, 0, "TSGetQuadratureTS() then TSComputeRHSJacobian()", ) PetscErrorCode TSComputeDRDUFunction(TS, PetscReal, Vec, Vec *);
284: PETSC_EXTERN PetscErrorCode TSSetIHessianProduct(TS, Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), void *);
285: PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionUU(TS, PetscReal, Vec, Vec *, Vec, Vec *);
286: PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionUP(TS, PetscReal, Vec, Vec *, Vec, Vec *);
287: PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionPU(TS, PetscReal, Vec, Vec *, Vec, Vec *);
288: PETSC_EXTERN PetscErrorCode TSComputeIHessianProductFunctionPP(TS, PetscReal, Vec, Vec *, Vec, Vec *);
289: PETSC_EXTERN PetscErrorCode TSSetRHSHessianProduct(TS, Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), Vec *, PetscErrorCode (*)(TS, PetscReal, Vec, Vec *, Vec, Vec *, void *), void *);
290: PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionUU(TS, PetscReal, Vec, Vec *, Vec, Vec *);
291: PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionUP(TS, PetscReal, Vec, Vec *, Vec, Vec *);
292: PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionPU(TS, PetscReal, Vec, Vec *, Vec, Vec *);
293: PETSC_EXTERN PetscErrorCode TSComputeRHSHessianProductFunctionPP(TS, PetscReal, Vec, Vec *, Vec, Vec *);
294: PETSC_EXTERN PetscErrorCode TSSetCostHessianProducts(TS, PetscInt, Vec *, Vec *, Vec);
295: PETSC_EXTERN PetscErrorCode TSGetCostHessianProducts(TS, PetscInt *, Vec **, Vec **, Vec *);
296: PETSC_EXTERN PetscErrorCode TSComputeSNESJacobian(TS, Vec, Mat, Mat);
298: /*S
299: TSTrajectory - Abstract PETSc object that stores the trajectory (solution of ODE/DAE at each time step)
301: Level: advanced
303: .seealso: [](ch_ts), `TS`, `TSSetSaveTrajectory()`, `TSTrajectoryCreate()`, `TSTrajectorySetType()`, `TSTrajectoryDestroy()`, `TSTrajectoryReset()`
304: S*/
305: typedef struct _p_TSTrajectory *TSTrajectory;
307: /*J
308: TSTrajectoryType - String with the name of a PETSc `TS` trajectory storage method
310: Level: intermediate
312: .seealso: [](ch_ts), `TS`, `TSSetSaveTrajectory()`, `TSTrajectoryCreate()`, `TSTrajectoryDestroy()`
313: J*/
314: typedef const char *TSTrajectoryType;
315: #define TSTRAJECTORYBASIC "basic"
316: #define TSTRAJECTORYSINGLEFILE "singlefile"
317: #define TSTRAJECTORYMEMORY "memory"
318: #define TSTRAJECTORYVISUALIZATION "visualization"
320: PETSC_EXTERN PetscFunctionList TSTrajectoryList;
321: PETSC_EXTERN PetscClassId TSTRAJECTORY_CLASSID;
322: PETSC_EXTERN PetscBool TSTrajectoryRegisterAllCalled;
324: PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS);
325: PETSC_EXTERN PetscErrorCode TSResetTrajectory(TS);
326: PETSC_EXTERN PetscErrorCode TSRemoveTrajectory(TS);
328: PETSC_EXTERN PetscErrorCode TSTrajectoryCreate(MPI_Comm, TSTrajectory *);
329: PETSC_EXTERN PetscErrorCode TSTrajectoryReset(TSTrajectory);
330: PETSC_EXTERN PetscErrorCode TSTrajectoryDestroy(TSTrajectory *);
331: PETSC_EXTERN PetscErrorCode TSTrajectoryView(TSTrajectory, PetscViewer);
332: PETSC_EXTERN PetscErrorCode TSTrajectorySetType(TSTrajectory, TS, TSTrajectoryType);
333: PETSC_EXTERN PetscErrorCode TSTrajectoryGetType(TSTrajectory, TS, TSTrajectoryType *);
334: PETSC_EXTERN PetscErrorCode TSTrajectorySet(TSTrajectory, TS, PetscInt, PetscReal, Vec);
335: PETSC_EXTERN PetscErrorCode TSTrajectoryGet(TSTrajectory, TS, PetscInt, PetscReal *);
336: PETSC_EXTERN PetscErrorCode TSTrajectoryGetVecs(TSTrajectory, TS, PetscInt, PetscReal *, Vec, Vec);
337: PETSC_EXTERN PetscErrorCode TSTrajectoryGetUpdatedHistoryVecs(TSTrajectory, TS, PetscReal, Vec *, Vec *);
338: PETSC_EXTERN PetscErrorCode TSTrajectoryGetNumSteps(TSTrajectory, PetscInt *);
339: PETSC_EXTERN PetscErrorCode TSTrajectoryRestoreUpdatedHistoryVecs(TSTrajectory, Vec *, Vec *);
340: PETSC_EXTERN PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory, TS);
341: PETSC_EXTERN PetscErrorCode TSTrajectoryRegister(const char[], PetscErrorCode (*)(TSTrajectory, TS));
342: PETSC_EXTERN PetscErrorCode TSTrajectoryRegisterAll(void);
343: PETSC_EXTERN PetscErrorCode TSTrajectorySetUp(TSTrajectory, TS);
344: PETSC_EXTERN PetscErrorCode TSTrajectorySetUseHistory(TSTrajectory, PetscBool);
345: PETSC_EXTERN PetscErrorCode TSTrajectorySetMonitor(TSTrajectory, PetscBool);
346: PETSC_EXTERN PetscErrorCode TSTrajectorySetVariableNames(TSTrajectory, const char *const *);
347: PETSC_EXTERN PetscErrorCode TSTrajectorySetTransform(TSTrajectory, PetscErrorCode (*)(void *, Vec, Vec *), PetscErrorCode (*)(void *), void *);
348: PETSC_EXTERN PetscErrorCode TSTrajectorySetSolutionOnly(TSTrajectory, PetscBool);
349: PETSC_EXTERN PetscErrorCode TSTrajectoryGetSolutionOnly(TSTrajectory, PetscBool *);
350: PETSC_EXTERN PetscErrorCode TSTrajectorySetKeepFiles(TSTrajectory, PetscBool);
351: PETSC_EXTERN PetscErrorCode TSTrajectorySetDirname(TSTrajectory, const char[]);
352: PETSC_EXTERN PetscErrorCode TSTrajectorySetFiletemplate(TSTrajectory, const char[]);
353: PETSC_EXTERN PetscErrorCode TSGetTrajectory(TS, TSTrajectory *);
355: typedef enum {
356: TJ_REVOLVE,
357: TJ_CAMS,
358: TJ_PETSC
359: } TSTrajectoryMemoryType;
360: PETSC_EXTERN const char *const TSTrajectoryMemoryTypes[];
362: PETSC_EXTERN PetscErrorCode TSTrajectoryMemorySetType(TSTrajectory, TSTrajectoryMemoryType);
363: PETSC_EXTERN PetscErrorCode TSTrajectorySetMaxCpsRAM(TSTrajectory, PetscInt);
364: PETSC_EXTERN PetscErrorCode TSTrajectorySetMaxCpsDisk(TSTrajectory, PetscInt);
365: PETSC_EXTERN PetscErrorCode TSTrajectorySetMaxUnitsRAM(TSTrajectory, PetscInt);
366: PETSC_EXTERN PetscErrorCode TSTrajectorySetMaxUnitsDisk(TSTrajectory, PetscInt);
368: PETSC_EXTERN PetscErrorCode TSSetCostGradients(TS, PetscInt, Vec *, Vec *);
369: PETSC_EXTERN PetscErrorCode TSGetCostGradients(TS, PetscInt *, Vec **, Vec **);
370: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 12, 0, "TSCreateQuadratureTS() and TSForwardSetSensitivities()", ) 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 *);
371: PETSC_EXTERN PetscErrorCode TSGetCostIntegral(TS, Vec *);
372: PETSC_EXTERN PetscErrorCode TSComputeCostIntegrand(TS, PetscReal, Vec, Vec);
373: PETSC_EXTERN PetscErrorCode TSCreateQuadratureTS(TS, PetscBool, TS *);
374: PETSC_EXTERN PetscErrorCode TSGetQuadratureTS(TS, PetscBool *, TS *);
376: PETSC_EXTERN PetscErrorCode TSAdjointSetFromOptions(TS, PetscOptionItems *);
377: PETSC_EXTERN PetscErrorCode TSAdjointMonitor(TS, PetscInt, PetscReal, Vec, PetscInt, Vec *, Vec *);
378: PETSC_EXTERN PetscErrorCode TSAdjointMonitorSet(TS, PetscErrorCode (*)(TS, PetscInt, PetscReal, Vec, PetscInt, Vec *, Vec *, void *), void *, PetscErrorCode (*)(void **));
379: PETSC_EXTERN PetscErrorCode TSAdjointMonitorCancel(TS);
380: PETSC_EXTERN PetscErrorCode TSAdjointMonitorSetFromOptions(TS, const char[], const char[], const char[], PetscErrorCode (*)(TS, PetscInt, PetscReal, Vec, PetscInt, Vec *, Vec *, PetscViewerAndFormat *), PetscErrorCode (*)(TS, PetscViewerAndFormat *));
382: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 5, 0, "TSSetRHSJacobianP()", ) PetscErrorCode TSAdjointSetRHSJacobian(TS, Mat, PetscErrorCode (*)(TS, PetscReal, Vec, Mat, void *), void *);
383: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 5, 0, "TSComputeRHSJacobianP()", ) PetscErrorCode TSAdjointComputeRHSJacobian(TS, PetscReal, Vec, Mat);
384: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 5, 0, "TSGetQuadratureTS()", ) PetscErrorCode TSAdjointComputeDRDPFunction(TS, PetscReal, Vec, Vec *);
385: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 5, 0, "TSGetQuadratureTS()", ) PetscErrorCode TSAdjointComputeDRDYFunction(TS, PetscReal, Vec, Vec *);
386: PETSC_EXTERN PetscErrorCode TSAdjointSolve(TS);
387: PETSC_EXTERN PetscErrorCode TSAdjointSetSteps(TS, PetscInt);
389: PETSC_EXTERN PetscErrorCode TSAdjointStep(TS);
390: PETSC_EXTERN PetscErrorCode TSAdjointSetUp(TS);
391: PETSC_EXTERN PetscErrorCode TSAdjointReset(TS);
392: PETSC_EXTERN PetscErrorCode TSAdjointCostIntegral(TS);
393: PETSC_EXTERN PetscErrorCode TSAdjointSetForward(TS, Mat);
394: PETSC_EXTERN PetscErrorCode TSAdjointResetForward(TS);
396: PETSC_EXTERN PetscErrorCode TSForwardSetSensitivities(TS, PetscInt, Mat);
397: PETSC_EXTERN PetscErrorCode TSForwardGetSensitivities(TS, PetscInt *, Mat *);
398: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 12, 0, "TSCreateQuadratureTS()", ) PetscErrorCode TSForwardSetIntegralGradients(TS, PetscInt, Vec *);
399: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 12, 0, "TSForwardGetSensitivities()", ) PetscErrorCode TSForwardGetIntegralGradients(TS, PetscInt *, Vec **);
400: PETSC_EXTERN PetscErrorCode TSForwardSetUp(TS);
401: PETSC_EXTERN PetscErrorCode TSForwardReset(TS);
402: PETSC_EXTERN PetscErrorCode TSForwardCostIntegral(TS);
403: PETSC_EXTERN PetscErrorCode TSForwardStep(TS);
404: PETSC_EXTERN PetscErrorCode TSForwardSetInitialSensitivities(TS, Mat);
405: PETSC_EXTERN PetscErrorCode TSForwardGetStages(TS, PetscInt *, Mat *[]);
407: PETSC_EXTERN PetscErrorCode TSSetMaxSteps(TS, PetscInt);
408: PETSC_EXTERN PetscErrorCode TSGetMaxSteps(TS, PetscInt *);
409: PETSC_EXTERN PetscErrorCode TSSetMaxTime(TS, PetscReal);
410: PETSC_EXTERN PetscErrorCode TSGetMaxTime(TS, PetscReal *);
411: PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS, TSExactFinalTimeOption);
412: PETSC_EXTERN PetscErrorCode TSGetExactFinalTime(TS, TSExactFinalTimeOption *);
413: PETSC_EXTERN PetscErrorCode TSSetTimeSpan(TS, PetscInt, PetscReal *);
414: PETSC_EXTERN PetscErrorCode TSGetTimeSpan(TS, PetscInt *, const PetscReal **);
415: PETSC_EXTERN PetscErrorCode TSGetTimeSpanSolutions(TS, PetscInt *, Vec **);
417: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 8, 0, "TSSetTime()", ) PetscErrorCode TSSetInitialTimeStep(TS, PetscReal, PetscReal);
418: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 8, 0, "TSSetMax()", ) PetscErrorCode TSSetDuration(TS, PetscInt, PetscReal);
419: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 8, 0, "TSGetMax()", ) PetscErrorCode TSGetDuration(TS, PetscInt *, PetscReal *);
420: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 8, 0, "TSGetStepNumber()", ) PetscErrorCode TSGetTimeStepNumber(TS, PetscInt *);
421: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 8, 0, "TSGetStepNumber()", ) PetscErrorCode TSGetTotalSteps(TS, PetscInt *);
423: PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *);
424: PETSC_EXTERN PetscErrorCode TSMonitorExtreme(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *);
426: typedef struct _n_TSMonitorDrawCtx *TSMonitorDrawCtx;
427: PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, TSMonitorDrawCtx *);
428: PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx *);
429: PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS, PetscInt, PetscReal, Vec, void *);
430: PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS, PetscInt, PetscReal, Vec, void *);
431: PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS, PetscInt, PetscReal, Vec, void *);
432: PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionFunction(TS, PetscInt, PetscReal, Vec, void *);
434: PETSC_EXTERN PetscErrorCode TSAdjointMonitorDefault(TS, PetscInt, PetscReal, Vec, PetscInt, Vec *, Vec *, PetscViewerAndFormat *);
435: PETSC_EXTERN PetscErrorCode TSAdjointMonitorDrawSensi(TS, PetscInt, PetscReal, Vec, PetscInt, Vec *, Vec *, void *);
437: PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *);
438: PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS, PetscInt, PetscReal, Vec, void *);
439: PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void *);
441: PETSC_EXTERN PetscErrorCode TSStep(TS);
442: PETSC_EXTERN PetscErrorCode TSEvaluateWLTE(TS, NormType, PetscInt *, PetscReal *);
443: PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS, PetscInt, Vec, PetscBool *);
444: PETSC_EXTERN PetscErrorCode TSSolve(TS, Vec);
445: PETSC_EXTERN PetscErrorCode TSGetEquationType(TS, TSEquationType *);
446: PETSC_EXTERN PetscErrorCode TSSetEquationType(TS, TSEquationType);
447: PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS, TSConvergedReason *);
448: PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS, TSConvergedReason);
449: PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS, PetscReal *);
450: PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS, PetscInt *);
451: PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS, PetscInt *);
452: PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS, PetscInt *);
453: PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS, PetscInt);
454: PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS, PetscInt *);
455: PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS, PetscInt);
456: PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS, PetscBool);
457: PETSC_EXTERN PetscErrorCode TSRestartStep(TS);
458: PETSC_EXTERN PetscErrorCode TSRollBack(TS);
460: PETSC_EXTERN PetscErrorCode TSGetStages(TS, PetscInt *, Vec *[]);
462: PETSC_EXTERN PetscErrorCode TSGetTime(TS, PetscReal *);
463: PETSC_EXTERN PetscErrorCode TSSetTime(TS, PetscReal);
464: PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS, PetscReal *);
465: PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS, PetscReal *);
466: PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS, PetscReal);
467: PETSC_EXTERN PetscErrorCode TSGetStepNumber(TS, PetscInt *);
468: PETSC_EXTERN PetscErrorCode TSSetStepNumber(TS, PetscInt);
470: /*S
471: TSRHSFunction - A prototype of a `TS` right-hand-side evaluation function that would be passed to `TSSetRHSFunction()`
473: Calling Sequence:
474: + ts - timestep context
475: . t - current time
476: . u - input vector
477: . F - function vector
478: - ctx - [optional] user-defined function context
480: Level: beginner
482: .seealso: [](ch_ts), `TS`, `TSSetRHSFunction()`, `DMTSSetRHSFunction()`, `TSIFunction()`,
483: `TSIJacobian()`, `TSRHSJacobian()`
484: S*/
485: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS ts, PetscReal t, Vec u, Vec F, void *ctx);
487: /*S
488: TSRHSJacobian - A prototype of a `TS` right-hand-side Jacobian evaluation function that would be passed to `TSSetRHSJacobian()`
490: Calling Sequence:
491: + ts - the `TS` context obtained from `TSCreate()`
492: . t - current time
493: . u - input vector
494: . Amat - (approximate) Jacobian matrix
495: . Pmat - matrix from which preconditioner is to be constructed (usually the same as `Amat`)
496: - ctx - [optional] user-defined context for matrix evaluation routine
498: Level: beginner
500: .seealso: [](ch_ts), `TS`, `TSSetRHSJacobian()`, `DMTSSetRHSJacobian()`, `TSRHSFunction()`,
501: `TSIFunction()`, `TSIJacobian()`
502: S*/
503: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS ts, PetscReal t, Vec u, Mat Amat, Mat Pmat, void *ctx);
505: /*S
506: TSRHSJacobianP - A prototype of a function that computes the Jacobian of G w.r.t. the parameters P where
507: U_t = G(U,P,t), as well as the location to store the matrix that would be passed to `TSSetRHSJacobianP()`
509: Calling Sequence:
510: + ts - the `TS` context
511: . t - current timestep
512: . U - input vector (current ODE solution)
513: . A - output matrix
514: - ctx - [optional] user-defined function context
516: Level: beginner
518: .seealso: [](ch_ts), `TS`, `TSSetRHSJacobianP()`, `TSGetRHSJacobianP()`
519: S*/
520: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobianP)(TS ts, PetscReal t, Vec U, Mat A, void *ctx);
522: PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS, Vec, TSRHSFunction, void *);
523: PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS, Vec *, TSRHSFunction *, void **);
524: PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS, Mat, Mat, TSRHSJacobian, void *);
525: PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS, Mat *, Mat *, TSRHSJacobian *, void **);
526: PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS, PetscBool);
528: /*S
529: TSSolutionFunction - A prototype of a `TS` solution evaluation function that would be passed to `TSSetSolutionFunction()`
531: Calling Sequence:
532: + ts - timestep context
533: . t - current time
534: . u - output vector
535: - ctx - [optional] user-defined function context
537: Level: advanced
539: .seealso: [](ch_ts), `TS`, `TSSetSolutionFunction()`, `DMTSSetSolutionFunction()`
540: S*/
541: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS ts, PetscReal t, Vec u, void *ctx);
543: PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS, TSSolutionFunction, void *);
545: /*S
546: TSForcingFunction - A prototype of a `TS` forcing function evaluation function that would be passed to `TSSetForcingFunction()`
548: Calling Sequence:
549: + ts - timestep context
550: . t - current time
551: . f - output vector
552: - ctx - [optional] user-defined function context
554: Level: advanced
556: .seealso: [](ch_ts), `TS`, `TSSetForcingFunction()`, `DMTSSetForcingFunction()`
557: S*/
558: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSForcingFunction)(TS ts, PetscReal t, Vec f, void *ctx);
560: PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS, TSForcingFunction, void *);
562: /*S
563: TSIFunction - A prototype of a `TS` implicit function evaluation function that would be passed to `TSSetIFunction()
565: Calling Sequence:
566: + ts - the `TS` context obtained from `TSCreate()`
567: . t - time at step/stage being solved
568: . U - state vector
569: . U_t - time derivative of state vector
570: . F - function vector
571: - ctx - [optional] user-defined context for function
573: Level: beginner
575: .seealso: [](ch_ts), `TS`, `TSSetIFunction()`, `DMTSSetIFunction()`, `TSIJacobian()`, `TSRHSFunction()`, `TSRHSJacobian()`
576: S*/
577: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS ts, PetscReal t, Vec U, Vec U_t, Vec F, void *ctx);
579: /*S
580: TSIJacobian - A prototype of a `TS` Jacobian evaluation function that would be passed to `TSSetIJacobian()`
582: Calling Sequence:
583: + ts - the `TS` context obtained from `TSCreate()`
584: . t - time at step/stage being solved
585: . U - state vector
586: . U_t - time derivative of state vector
587: . a - shift
588: . Amat - (approximate) Jacobian of F(t,U,W+a*U), equivalent to dF/dU + a*dF/dU_t
589: . Pmat - matrix used for constructing preconditioner, usually the same as `Amat`
590: - ctx - [optional] user-defined context for Jacobian evaluation routine
592: Level: beginner
594: .seealso: [](ch_ts), `TSSetIJacobian()`, `DMTSSetIJacobian()`, `TSIFunction()`, `TSRHSFunction()`, `TSRHSJacobian()`
595: S*/
596: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS ts, PetscReal t, Vec U, Vec U_t, PetscReal a, Mat Amat, Mat Pmat, void *ctx);
598: PETSC_EXTERN PetscErrorCode TSSetIFunction(TS, Vec, TSIFunction, void *);
599: PETSC_EXTERN PetscErrorCode TSGetIFunction(TS, Vec *, TSIFunction *, void **);
600: PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS, Mat, Mat, TSIJacobian, void *);
601: PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS, Mat *, Mat *, TSIJacobian *, void **);
603: /*S
604: TSI2Function - A prototype of a `TS` implicit function evaluation function for 2nd order systems that would be passed to `TSSetI2Function()`
606: Calling Sequence:
607: + ts - the `TS` context obtained from `TSCreate()`
608: . t - time at step/stage being solved
609: . U - state vector
610: . U_t - time derivative of state vector
611: . U_tt - second time derivative of state vector
612: . F - function vector
613: - ctx - [optional] user-defined context for matrix evaluation routine (may be `NULL`)
615: Level: advanced
617: .seealso: [](ch_ts), `TS`, `TSSetI2Function()`, `DMTSSetI2Function()`
618: S*/
619: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Function)(TS ts, PetscReal t, Vec U, Vec U_t, Vec U_tt, Vec F, void *ctx);
621: /*S
622: TSI2Jacobian - A prototype of a `TS` implicit Jacobian evaluation function for 2nd order systems that would be passed to `TSSetI2Jacobian()`
624: Calling Sequence:
625: + ts - the `TS` context obtained from `TSCreate()`
626: . t - time at step/stage being solved
627: . U - state vector
628: . U_t - time derivative of state vector
629: . U_tt - second time derivative of state vector
630: . v - shift for U_t
631: . a - shift for U_tt
632: . J - Jacobian of G(U) = F(t,U,W+v*U,W'+a*U), equivalent to dF/dU + v*dF/dU_t + a*dF/dU_tt
633: . jac - matrix from which to construct the preconditioner, may be same as `J`
634: - ctx - [optional] user-defined context for matrix evaluation routine
636: Level: advanced
638: .seealso: [](ch_ts), `TS`, `TSSetI2Jacobian()`, `DMTSSetI2Jacobian()`, `TSIFunction()`, `TSIJacobian()`, `TSRHSFunction()`, `TSRHSJacobian()`
639: S*/
640: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSI2Jacobian)(TS ts, PetscReal t, Vec U, Vec U_t, Vec U_tt, PetscReal v, PetscReal a, Mat J, Mat Jac, void *ctx);
642: PETSC_EXTERN PetscErrorCode TSSetI2Function(TS, Vec, TSI2Function, void *);
643: PETSC_EXTERN PetscErrorCode TSGetI2Function(TS, Vec *, TSI2Function *, void **);
644: PETSC_EXTERN PetscErrorCode TSSetI2Jacobian(TS, Mat, Mat, TSI2Jacobian, void *);
645: PETSC_EXTERN PetscErrorCode TSGetI2Jacobian(TS, Mat *, Mat *, TSI2Jacobian *, void **);
647: PETSC_EXTERN PetscErrorCode TSRHSSplitSetIS(TS, const char[], IS);
648: PETSC_EXTERN PetscErrorCode TSRHSSplitGetIS(TS, const char[], IS *);
649: PETSC_EXTERN PetscErrorCode TSRHSSplitSetRHSFunction(TS, const char[], Vec, TSRHSFunction, void *);
650: PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTS(TS, const char[], TS *);
651: PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTSs(TS, PetscInt *, TS *[]);
652: PETSC_EXTERN PetscErrorCode TSSetUseSplitRHSFunction(TS, PetscBool);
653: PETSC_EXTERN PetscErrorCode TSGetUseSplitRHSFunction(TS, PetscBool *);
655: PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS, PetscReal, Vec, Vec, void *);
656: PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS, PetscReal, Vec, Mat, Mat, void *);
657: PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS, PetscReal, Vec, Vec, Vec, void *);
658: PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *);
659: PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS, PetscReal, Vec);
660: PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS, PetscReal, Vec);
661: PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *);
662: PETSC_EXTERN PetscErrorCode TSPruneIJacobianColor(TS, Mat, Mat);
664: PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS));
665: PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS, PetscReal));
666: PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS, PetscReal, PetscInt, Vec *));
667: PETSC_EXTERN PetscErrorCode TSSetPostEvaluate(TS, PetscErrorCode (*)(TS));
668: PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS));
669: PETSC_EXTERN PetscErrorCode TSSetResize(TS, PetscErrorCode (*)(TS, PetscInt, PetscReal, Vec, PetscBool *, void *), PetscErrorCode (*)(TS, PetscInt, Vec[], Vec[], void *), void *);
670: PETSC_EXTERN PetscErrorCode TSPreStep(TS);
671: PETSC_EXTERN PetscErrorCode TSPreStage(TS, PetscReal);
672: PETSC_EXTERN PetscErrorCode TSPostStage(TS, PetscReal, PetscInt, Vec *);
673: PETSC_EXTERN PetscErrorCode TSPostEvaluate(TS);
674: PETSC_EXTERN PetscErrorCode TSPostStep(TS);
675: PETSC_EXTERN PetscErrorCode TSResize(TS);
676: PETSC_EXTERN PetscErrorCode TSResizeRetrieveVec(TS, const char *, Vec *);
677: PETSC_EXTERN PetscErrorCode TSResizeRegisterVec(TS, const char *, Vec);
679: PETSC_EXTERN PetscErrorCode TSInterpolate(TS, PetscReal, Vec);
680: PETSC_EXTERN PetscErrorCode TSSetTolerances(TS, PetscReal, Vec, PetscReal, Vec);
681: PETSC_EXTERN PetscErrorCode TSGetTolerances(TS, PetscReal *, Vec *, PetscReal *, Vec *);
682: PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS, Vec, Vec, NormType, PetscReal *, PetscReal *, PetscReal *);
683: PETSC_EXTERN PetscErrorCode TSErrorWeightedENorm(TS, Vec, Vec, Vec, NormType, PetscReal *, PetscReal *, PetscReal *);
684: PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS, PetscReal);
685: PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS, PetscReal *);
686: PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS, PetscReal, Vec, PetscBool *));
687: PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS, PetscReal, Vec, PetscBool *);
689: PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS, PetscErrorCode (*)(TS, PetscReal *, void *), void *);
690: PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS, PetscReal *, void *);
691: PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS, PetscReal *);
692: PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS, PetscReal);
693: PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS, PetscErrorCode (*)(TS, Vec, void *, PetscReal *, PetscBool *), void *);
694: PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS, Vec, void *, PetscReal *, PetscBool *);
695: PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS, Vec, PetscReal *, PetscBool *);
696: PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS, PetscReal);
697: PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS);
699: PETSC_EXTERN PetscErrorCode TSPythonSetType(TS, const char[]);
700: PETSC_EXTERN PetscErrorCode TSPythonGetType(TS, const char *[]);
702: PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS, PetscReal, Vec, Vec);
703: PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS, PetscReal, Vec, Mat, Mat);
704: PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS, PetscReal, Vec, Vec, Vec, PetscBool);
705: PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, PetscBool);
706: PETSC_EXTERN PetscErrorCode TSComputeI2Function(TS, PetscReal, Vec, Vec, Vec, Vec);
707: PETSC_EXTERN PetscErrorCode TSComputeI2Jacobian(TS, PetscReal, Vec, Vec, Vec, PetscReal, PetscReal, Mat, Mat);
708: PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS, PetscReal, PetscReal, PetscReal *, PetscReal *);
710: PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS, Vec, Vec);
712: PETSC_EXTERN PetscErrorCode DMTSSetBoundaryLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *);
713: PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM, TSRHSFunction, void *);
714: PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM, TSRHSFunction *, void **);
715: PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionContextDestroy(DM, PetscErrorCode (*)(void *));
716: PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM, TSRHSJacobian, void *);
717: PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM, TSRHSJacobian *, void **);
718: PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobianContextDestroy(DM, PetscErrorCode (*)(void *));
719: PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM, TSIFunction, void *);
720: PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM, TSIFunction *, void **);
721: PETSC_EXTERN PetscErrorCode DMTSSetIFunctionContextDestroy(DM, PetscErrorCode (*)(void *));
722: PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM, TSIJacobian, void *);
723: PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM, TSIJacobian *, void **);
724: PETSC_EXTERN PetscErrorCode DMTSSetIJacobianContextDestroy(DM, PetscErrorCode (*)(void *));
725: PETSC_EXTERN PetscErrorCode DMTSSetI2Function(DM, TSI2Function, void *);
726: PETSC_EXTERN PetscErrorCode DMTSGetI2Function(DM, TSI2Function *, void **);
727: PETSC_EXTERN PetscErrorCode DMTSSetI2FunctionContextDestroy(DM, PetscErrorCode (*)(void *));
728: PETSC_EXTERN PetscErrorCode DMTSSetI2Jacobian(DM, TSI2Jacobian, void *);
729: PETSC_EXTERN PetscErrorCode DMTSGetI2Jacobian(DM, TSI2Jacobian *, void **);
730: PETSC_EXTERN PetscErrorCode DMTSSetI2JacobianContextDestroy(DM, PetscErrorCode (*)(void *));
732: /*S
733: TSTransientVariable - A prototype of a function to transform from state to transient variables that would be passed to `TSSetTransientVariable()`
735: Calling Sequence:
736: + ts - timestep context
737: . p - input vector (primitive form)
738: . c - output vector, transient variables (conservative form)
739: - ctx - [optional] user-defined function context
741: Level: advanced
743: .seealso: [](ch_ts), `TS`, `TSSetTransientVariable()`, `DMTSSetTransientVariable()`
744: S*/
745: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSTransientVariable)(TS ts, Vec p, Vec c, void *ctx);
747: PETSC_EXTERN PetscErrorCode TSSetTransientVariable(TS, TSTransientVariable, void *);
748: PETSC_EXTERN PetscErrorCode DMTSSetTransientVariable(DM, TSTransientVariable, void *);
749: PETSC_EXTERN PetscErrorCode DMTSGetTransientVariable(DM, TSTransientVariable *, void *);
750: PETSC_EXTERN PetscErrorCode TSComputeTransientVariable(TS, Vec, Vec);
751: PETSC_EXTERN PetscErrorCode TSHasTransientVariable(TS, PetscBool *);
753: PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM, TSSolutionFunction, void *);
754: PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM, TSSolutionFunction *, void **);
755: PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM, TSForcingFunction, void *);
756: PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM, TSForcingFunction *, void **);
757: PETSC_EXTERN PetscErrorCode DMTSCheckResidual(TS, DM, PetscReal, Vec, Vec, PetscReal, PetscReal *);
758: PETSC_EXTERN PetscErrorCode DMTSCheckJacobian(TS, DM, PetscReal, Vec, Vec, PetscReal, PetscBool *, PetscReal *);
759: PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec);
761: PETSC_EXTERN PetscErrorCode DMTSGetIFunctionLocal(DM, PetscErrorCode (**)(DM, PetscReal, Vec, Vec, Vec, void *), void **);
762: PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, Vec, void *), void *);
763: PETSC_EXTERN PetscErrorCode DMTSGetIJacobianLocal(DM, PetscErrorCode (**)(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *), void **);
764: PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *), void *);
765: PETSC_EXTERN PetscErrorCode DMTSGetRHSFunctionLocal(DM, PetscErrorCode (**)(DM, PetscReal, Vec, Vec, void *), void **);
766: PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *);
767: PETSC_EXTERN PetscErrorCode DMTSCreateRHSMassMatrix(DM);
768: PETSC_EXTERN PetscErrorCode DMTSCreateRHSMassMatrixLumped(DM);
769: PETSC_EXTERN PetscErrorCode DMTSDestroyRHSMassMatrix(DM);
771: PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM, PetscErrorCode (*)(void *, PetscViewer), PetscErrorCode (*)(void **, PetscViewer));
772: PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM, PetscErrorCode (*)(void *, PetscViewer), PetscErrorCode (*)(void **, PetscViewer));
774: /*S
775: DMDATSRHSFunctionLocal - A prototype of a local `TS` right hand side residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetRHSFunctionLocal()`
777: Calling Sequence:
778: + info - defines the subdomain to evaluate the residual on
779: . t - time at which to evaluate residual
780: . x - array of local state information
781: . f - output array of local residual information
782: - ctx - optional user context
784: Level: beginner
786: .seealso: `DMDA`, `DMDATSSetRHSFunctionLocal()`, `TSRHSFunction()`, `DMDATSRHSJacobianLocal()`, `DMDATSIJacobianLocal()`, `DMDATSIFunctionLocal()`
787: S*/
788: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo *info, PetscReal t, void *x, void *f, void *ctx);
790: /*S
791: DMDATSRHSJacobianLocal - A prototype of a local residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetRHSJacobianLocal()`
793: Calling Sequence:
794: + info - defines the subdomain to evaluate the residual on
795: . t - time at which to evaluate residual
796: . x - array of local state information
797: . J - Jacobian matrix
798: . B - matrix from which to construct the preconditioner; often same as `J`
799: - ctx - optional context
801: Level: beginner
803: .seealso: `DMDA`, `DMDATSSetRHSJacobianLocal()`, `TSRHSJacobian()`, `DMDATSRHSFunctionLocal()`, `DMDATSIJacobianLocal()`, `DMDATSIFunctionLocal()`
804: S*/
805: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo *info, PetscReal t, void *x, Mat J, Mat B, void *ctx);
807: /*S
808: DMDATSIFunctionLocal - A prototype of a local residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetIFunctionLocal()`
810: Calling Sequence:
811: + info - defines the subdomain to evaluate the residual on
812: . t - time at which to evaluate residual
813: . x - array of local state information
814: . xdot - array of local time derivative information
815: . imode - output array of local function evaluation information
816: - ctx - optional context
818: Level: beginner
820: .seealso: `DMDA`, `DMDATSSetIFunctionLocal()`, `DMDATSIJacobianLocal()`, `TSIFunction()`
821: S*/
822: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo *info, PetscReal t, void *x, void *xdot, void *imode, void *ctx);
824: /*S
825: DMDATSIJacobianLocal - A prototype of a local residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetIJacobianLocal()`
827: Calling Sequence:
828: + info - defines the subdomain to evaluate the residual on
829: . t - time at which to evaluate the jacobian
830: . x - array of local state information
831: . xdot - time derivative at this state
832: . shift - see `TSSetIJacobian()` for the meaning of this parameter
833: . J - Jacobian matrix
834: . B - matrix from which to construct the preconditioner; often same as `J`
835: - ctx - optional context
837: Level: beginner
839: .seealso: `DMDA` `DMDATSSetIJacobianLocal()`, `TSIJacobian()`, `DMDATSIFunctionLocal()`, `DMDATSRHSFunctionLocal()`, `DMDATSRHSJacob ianlocal()`
840: S*/
841: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo *info, PetscReal t, void *x, void *xdot, PetscReal shift, Mat J, Mat B, void *ctx);
843: PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM, InsertMode, DMDATSRHSFunctionLocal, void *);
844: PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM, DMDATSRHSJacobianLocal, void *);
845: PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM, InsertMode, DMDATSIFunctionLocal, void *);
846: PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM, DMDATSIJacobianLocal, void *);
848: typedef struct _n_TSMonitorLGCtx *TSMonitorLGCtx;
849: typedef struct {
850: Vec ray;
851: VecScatter scatter;
852: PetscViewer viewer;
853: TSMonitorLGCtx lgctx;
854: } TSMonitorDMDARayCtx;
855: PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void **);
856: PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS, PetscInt, PetscReal, Vec, void *);
857: PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS, PetscInt, PetscReal, Vec, void *);
859: /* Dynamic creation and loading functions */
860: PETSC_EXTERN PetscFunctionList TSList;
861: PETSC_EXTERN PetscErrorCode TSGetType(TS, TSType *);
862: PETSC_EXTERN PetscErrorCode TSSetType(TS, TSType);
863: PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS));
865: PETSC_EXTERN PetscErrorCode TSGetSNES(TS, SNES *);
866: PETSC_EXTERN PetscErrorCode TSSetSNES(TS, SNES);
867: PETSC_EXTERN PetscErrorCode TSGetKSP(TS, KSP *);
869: PETSC_EXTERN PetscErrorCode TSView(TS, PetscViewer);
870: PETSC_EXTERN PetscErrorCode TSLoad(TS, PetscViewer);
871: PETSC_EXTERN PetscErrorCode TSViewFromOptions(TS, PetscObject, const char[]);
872: PETSC_EXTERN PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory, PetscObject, const char[]);
874: #define TS_FILE_CLASSID 1211225
876: PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS, void *);
877: PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS, void *);
879: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, TSMonitorLGCtx *);
880: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx *);
881: PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS, PetscInt, PetscReal, Vec, void *);
882: PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS, PetscInt, PetscReal, Vec, void *);
883: PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS, const char *const *);
884: PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS, const char *const **);
885: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx, const char *const *);
886: PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS, const char *const *);
887: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx, const char *const *);
888: PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS, PetscErrorCode (*)(void *, Vec, Vec *), PetscErrorCode (*)(void *), void *);
889: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx, PetscErrorCode (*)(void *, Vec, Vec *), PetscErrorCode (*)(void *), void *);
890: PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS, PetscInt, PetscReal, Vec, void *);
891: PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS, PetscInt, PetscReal, Vec, void *);
892: PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS, PetscInt, PetscReal, Vec, void *);
893: PETSC_EXTERN PetscErrorCode TSMonitorError(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *);
894: PETSC_EXTERN PetscErrorCode TSDMSwarmMonitorMoments(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *);
896: struct _n_TSMonitorLGCtxNetwork {
897: PetscInt nlg;
898: PetscDrawLG *lg;
899: PetscBool semilogy;
900: PetscInt howoften; /* when > 0 uses step % howoften, when negative only final solution plotted */
901: };
902: typedef struct _n_TSMonitorLGCtxNetwork *TSMonitorLGCtxNetwork;
903: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxNetworkDestroy(TSMonitorLGCtxNetwork *);
904: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxNetworkCreate(TS, const char[], const char[], int, int, int, int, PetscInt, TSMonitorLGCtxNetwork *);
905: PETSC_EXTERN PetscErrorCode TSMonitorLGCtxNetworkSolution(TS, PetscInt, PetscReal, Vec, void *);
907: typedef struct _n_TSMonitorEnvelopeCtx *TSMonitorEnvelopeCtx;
908: PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS, TSMonitorEnvelopeCtx *);
909: PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS, PetscInt, PetscReal, Vec, void *);
910: PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS, Vec *, Vec *);
911: PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx *);
913: typedef struct _n_TSMonitorSPEigCtx *TSMonitorSPEigCtx;
914: PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, TSMonitorSPEigCtx *);
915: PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx *);
916: PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS, PetscInt, PetscReal, Vec, void *);
918: typedef struct _n_TSMonitorSPCtx *TSMonitorSPCtx;
919: PETSC_EXTERN PetscErrorCode TSMonitorSPCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, PetscInt, PetscBool, PetscBool, TSMonitorSPCtx *);
920: PETSC_EXTERN PetscErrorCode TSMonitorSPCtxDestroy(TSMonitorSPCtx *);
921: PETSC_EXTERN PetscErrorCode TSMonitorSPSwarmSolution(TS, PetscInt, PetscReal, Vec, void *);
923: typedef struct _n_TSMonitorHGCtx *TSMonitorHGCtx;
924: PETSC_EXTERN PetscErrorCode TSMonitorHGCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, PetscInt, PetscInt, PetscBool, TSMonitorHGCtx *);
925: PETSC_EXTERN PetscErrorCode TSMonitorHGSwarmSolution(TS, PetscInt, PetscReal, Vec, void *);
926: PETSC_EXTERN PetscErrorCode TSMonitorHGCtxDestroy(TSMonitorHGCtx *);
927: PETSC_EXTERN PetscErrorCode TSMonitorHGSwarmSolution(TS, PetscInt, PetscReal, Vec, void *);
929: PETSC_EXTERN PetscErrorCode TSSetEventHandler(TS, PetscInt, PetscInt[], PetscBool[], PetscErrorCode (*)(TS, PetscReal, Vec, PetscScalar[], void *), PetscErrorCode (*)(TS, PetscInt, PetscInt[], PetscReal, Vec, PetscBool, void *), void *);
930: PETSC_EXTERN PetscErrorCode TSSetPostEventIntervalStep(TS, PetscReal);
931: PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS, PetscReal, PetscReal[]);
932: PETSC_EXTERN PetscErrorCode TSGetNumEvents(TS, PetscInt *);
934: /*J
935: TSSSPType - string with the name of a `TSSSP` scheme.
937: Level: beginner
939: .seealso: [](ch_ts), `TSSSPSetType()`, `TS`, `TSSSP`
940: J*/
941: typedef const char *TSSSPType;
942: #define TSSSPRKS2 "rks2"
943: #define TSSSPRKS3 "rks3"
944: #define TSSSPRK104 "rk104"
946: PETSC_EXTERN PetscErrorCode TSSSPSetType(TS, TSSSPType);
947: PETSC_EXTERN PetscErrorCode TSSSPGetType(TS, TSSSPType *);
948: PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS, PetscInt);
949: PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS, PetscInt *);
950: PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void);
951: PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void);
952: PETSC_EXTERN PetscFunctionList TSSSPList;
954: /*S
955: TSAdapt - Abstract object that manages time-step adaptivity
957: Level: beginner
959: .seealso: [](ch_ts), `TS`, `TSGetAdapt()`, `TSAdaptCreate()`, `TSAdaptType`
960: S*/
961: typedef struct _p_TSAdapt *TSAdapt;
963: /*J
964: TSAdaptType - String with the name of `TSAdapt` scheme.
966: Level: beginner
968: .seealso: [](ch_ts), `TSGetAdapt()`, `TSAdaptSetType()`, `TS`, `TSAdapt`
969: J*/
970: typedef const char *TSAdaptType;
971: #define TSADAPTNONE "none"
972: #define TSADAPTBASIC "basic"
973: #define TSADAPTDSP "dsp"
974: #define TSADAPTCFL "cfl"
975: #define TSADAPTGLEE "glee"
976: #define TSADAPTHISTORY "history"
978: PETSC_EXTERN PetscErrorCode TSGetAdapt(TS, TSAdapt *);
979: PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[], PetscErrorCode (*)(TSAdapt));
980: PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void);
981: PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void);
982: PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm, TSAdapt *);
983: PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt, TSAdaptType);
984: PETSC_EXTERN PetscErrorCode TSAdaptGetType(TSAdapt, TSAdaptType *);
985: PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt, const char[]);
986: PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt);
987: PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt, const char[], PetscInt, PetscInt, PetscReal, PetscReal, PetscBool);
988: PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt, PetscInt *, const PetscInt **, const PetscInt **, const PetscReal **, const PetscReal **);
989: PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt, TS, PetscReal, PetscInt *, PetscReal *, PetscBool *);
990: PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt, TS, PetscReal, Vec, PetscBool *);
991: PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt, PetscViewer);
992: PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt, PetscViewer);
993: PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(TSAdapt, PetscOptionItems *);
994: PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt);
995: PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt *);
996: PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt, PetscBool);
997: PETSC_EXTERN PetscErrorCode TSAdaptSetAlwaysAccept(TSAdapt, PetscBool);
998: PETSC_EXTERN PetscErrorCode TSAdaptSetSafety(TSAdapt, PetscReal, PetscReal);
999: PETSC_EXTERN PetscErrorCode TSAdaptGetSafety(TSAdapt, PetscReal *, PetscReal *);
1000: PETSC_EXTERN PetscErrorCode TSAdaptSetMaxIgnore(TSAdapt, PetscReal);
1001: PETSC_EXTERN PetscErrorCode TSAdaptGetMaxIgnore(TSAdapt, PetscReal *);
1002: PETSC_EXTERN PetscErrorCode TSAdaptSetClip(TSAdapt, PetscReal, PetscReal);
1003: PETSC_EXTERN PetscErrorCode TSAdaptGetClip(TSAdapt, PetscReal *, PetscReal *);
1004: PETSC_EXTERN PetscErrorCode TSAdaptSetScaleSolveFailed(TSAdapt, PetscReal);
1005: PETSC_EXTERN PetscErrorCode TSAdaptGetScaleSolveFailed(TSAdapt, PetscReal *);
1006: PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt, PetscReal, PetscReal);
1007: PETSC_EXTERN PetscErrorCode TSAdaptGetStepLimits(TSAdapt, PetscReal *, PetscReal *);
1008: PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt, PetscErrorCode (*)(TSAdapt, TS, PetscReal, Vec, PetscBool *));
1009: PETSC_EXTERN PetscErrorCode TSAdaptHistorySetHistory(TSAdapt, PetscInt n, PetscReal hist[], PetscBool);
1010: PETSC_EXTERN PetscErrorCode TSAdaptHistorySetTrajectory(TSAdapt, TSTrajectory, PetscBool);
1011: PETSC_EXTERN PetscErrorCode TSAdaptHistoryGetStep(TSAdapt, PetscInt, PetscReal *, PetscReal *);
1012: PETSC_EXTERN PetscErrorCode TSAdaptSetTimeStepIncreaseDelay(TSAdapt, PetscInt);
1013: PETSC_EXTERN PetscErrorCode TSAdaptDSPSetFilter(TSAdapt, const char *);
1014: PETSC_EXTERN PetscErrorCode TSAdaptDSPSetPID(TSAdapt, PetscReal, PetscReal, PetscReal);
1016: /*S
1017: TSGLLEAdapt - Abstract object that manages time-step adaptivity for `TSGLLE`
1019: Level: beginner
1021: Developer Note:
1022: This functionality should be replaced by the `TSAdapt`.
1024: .seealso: [](ch_ts), `TS`, `TSGLLE`, `TSGLLEAdaptCreate()`, `TSGLLEAdaptType`
1025: S*/
1026: typedef struct _p_TSGLLEAdapt *TSGLLEAdapt;
1028: /*J
1029: TSGLLEAdaptType - String with the name of `TSGLLEAdapt` scheme
1031: Level: beginner
1033: Developer Note:
1034: This functionality should be replaced by the `TSAdaptType`.
1036: .seealso: [](ch_ts), `TSGLLEAdaptSetType()`, `TS`
1037: J*/
1038: typedef const char *TSGLLEAdaptType;
1039: #define TSGLLEADAPT_NONE "none"
1040: #define TSGLLEADAPT_SIZE "size"
1041: #define TSGLLEADAPT_BOTH "both"
1043: PETSC_EXTERN PetscErrorCode TSGLLEAdaptRegister(const char[], PetscErrorCode (*)(TSGLLEAdapt));
1044: PETSC_EXTERN PetscErrorCode TSGLLEAdaptInitializePackage(void);
1045: PETSC_EXTERN PetscErrorCode TSGLLEAdaptFinalizePackage(void);
1046: PETSC_EXTERN PetscErrorCode TSGLLEAdaptCreate(MPI_Comm, TSGLLEAdapt *);
1047: PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetType(TSGLLEAdapt, TSGLLEAdaptType);
1048: PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetOptionsPrefix(TSGLLEAdapt, const char[]);
1049: PETSC_EXTERN PetscErrorCode TSGLLEAdaptChoose(TSGLLEAdapt, PetscInt, const PetscInt[], const PetscReal[], const PetscReal[], PetscInt, PetscReal, PetscReal, PetscInt *, PetscReal *, PetscBool *);
1050: PETSC_EXTERN PetscErrorCode TSGLLEAdaptView(TSGLLEAdapt, PetscViewer);
1051: PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetFromOptions(TSGLLEAdapt, PetscOptionItems *);
1052: PETSC_EXTERN PetscErrorCode TSGLLEAdaptDestroy(TSGLLEAdapt *);
1054: /*J
1055: TSGLLEAcceptType - String with the name of `TSGLLEAccept` scheme
1057: Level: beginner
1059: .seealso: [](ch_ts), `TSGLLESetAcceptType()`, `TS`, `TSGLLEAccept`
1060: J*/
1061: typedef const char *TSGLLEAcceptType;
1062: #define TSGLLEACCEPT_ALWAYS "always"
1064: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLLEAcceptFunction)(TS, PetscReal, PetscReal, const PetscReal[], PetscBool *);
1065: PETSC_EXTERN PetscErrorCode TSGLLEAcceptRegister(const char[], TSGLLEAcceptFunction);
1067: /*J
1068: TSGLLEType - string with the name of a General Linear `TSGLLE` type
1070: Level: beginner
1072: .seealso: [](ch_ts), `TS`, `TSGLLE`, `TSGLLESetType()`, `TSGLLERegister()`, `TSGLLEAccept`
1073: J*/
1074: typedef const char *TSGLLEType;
1075: #define TSGLLE_IRKS "irks"
1077: PETSC_EXTERN PetscErrorCode TSGLLERegister(const char[], PetscErrorCode (*)(TS));
1078: PETSC_EXTERN PetscErrorCode TSGLLEInitializePackage(void);
1079: PETSC_EXTERN PetscErrorCode TSGLLEFinalizePackage(void);
1080: PETSC_EXTERN PetscErrorCode TSGLLESetType(TS, TSGLLEType);
1081: PETSC_EXTERN PetscErrorCode TSGLLEGetAdapt(TS, TSGLLEAdapt *);
1082: PETSC_EXTERN PetscErrorCode TSGLLESetAcceptType(TS, TSGLLEAcceptType);
1084: /*J
1085: TSEIMEXType - String with the name of an Extrapolated IMEX `TSEIMEX` type
1087: Level: beginner
1089: .seealso: [](ch_ts), `TSEIMEXSetType()`, `TS`, `TSEIMEX`, `TSEIMEXRegister()`
1090: J*/
1091: #define TSEIMEXType char *
1093: PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts, PetscInt);
1094: PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts, PetscInt, PetscInt);
1095: PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS, PetscBool);
1097: /*J
1098: TSRKType - String with the name of a Runge-Kutta `TSRK` type
1100: Level: beginner
1102: .seealso: [](ch_ts), `TS`, `TSRKSetType()`, `TS`, `TSRK`, `TSRKRegister()`
1103: J*/
1104: typedef const char *TSRKType;
1105: #define TSRK1FE "1fe"
1106: #define TSRK2A "2a"
1107: #define TSRK2B "2b"
1108: #define TSRK3 "3"
1109: #define TSRK3BS "3bs"
1110: #define TSRK4 "4"
1111: #define TSRK5F "5f"
1112: #define TSRK5DP "5dp"
1113: #define TSRK5BS "5bs"
1114: #define TSRK6VR "6vr"
1115: #define TSRK7VR "7vr"
1116: #define TSRK8VR "8vr"
1118: PETSC_EXTERN PetscErrorCode TSRKGetOrder(TS, PetscInt *);
1119: PETSC_EXTERN PetscErrorCode TSRKGetType(TS, TSRKType *);
1120: PETSC_EXTERN PetscErrorCode TSRKSetType(TS, TSRKType);
1121: PETSC_EXTERN PetscErrorCode TSRKGetTableau(TS, PetscInt *, const PetscReal **, const PetscReal **, const PetscReal **, const PetscReal **, PetscInt *, const PetscReal **, PetscBool *);
1122: PETSC_EXTERN PetscErrorCode TSRKSetMultirate(TS, PetscBool);
1123: PETSC_EXTERN PetscErrorCode TSRKGetMultirate(TS, PetscBool *);
1124: PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType, PetscInt, PetscInt, const PetscReal[], const PetscReal[], const PetscReal[], const PetscReal[], PetscInt, const PetscReal[]);
1125: PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void);
1126: PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void);
1127: PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void);
1129: /*J
1130: TSMPRKType - String with the name of a partitioned Runge-Kutta `TSMPRK` type
1132: Level: beginner
1134: .seealso: [](ch_ts), `TSMPRKSetType()`, `TS`, `TSMPRK`, `TSMPRKRegister()`
1135: J*/
1136: typedef const char *TSMPRKType;
1137: #define TSMPRK2A22 "2a22"
1138: #define TSMPRK2A23 "2a23"
1139: #define TSMPRK2A32 "2a32"
1140: #define TSMPRK2A33 "2a33"
1141: #define TSMPRKP2 "p2"
1142: #define TSMPRKP3 "p3"
1144: PETSC_EXTERN PetscErrorCode TSMPRKGetType(TS ts, TSMPRKType *);
1145: PETSC_EXTERN PetscErrorCode TSMPRKSetType(TS ts, TSMPRKType);
1146: 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[]);
1147: PETSC_EXTERN PetscErrorCode TSMPRKInitializePackage(void);
1148: PETSC_EXTERN PetscErrorCode TSMPRKFinalizePackage(void);
1149: PETSC_EXTERN PetscErrorCode TSMPRKRegisterDestroy(void);
1151: /*J
1152: TSIRKType - String with the name of an implicit Runge-Kutta `TSIRK` type
1154: Level: beginner
1156: .seealso: [](ch_ts), `TSIRKSetType()`, `TS`, `TSIRK`, `TSIRKRegister()`
1157: J*/
1158: typedef const char *TSIRKType;
1159: #define TSIRKGAUSS "gauss"
1161: PETSC_EXTERN PetscErrorCode TSIRKGetType(TS, TSIRKType *);
1162: PETSC_EXTERN PetscErrorCode TSIRKSetType(TS, TSIRKType);
1163: PETSC_EXTERN PetscErrorCode TSIRKGetNumStages(TS, PetscInt *);
1164: PETSC_EXTERN PetscErrorCode TSIRKSetNumStages(TS, PetscInt);
1165: PETSC_EXTERN PetscErrorCode TSIRKRegister(const char[], PetscErrorCode (*function)(TS));
1166: PETSC_EXTERN PetscErrorCode TSIRKTableauCreate(TS, PetscInt, const PetscReal *, const PetscReal *, const PetscReal *, const PetscReal *, const PetscScalar *, const PetscScalar *, const PetscScalar *);
1167: PETSC_EXTERN PetscErrorCode TSIRKInitializePackage(void);
1168: PETSC_EXTERN PetscErrorCode TSIRKFinalizePackage(void);
1169: PETSC_EXTERN PetscErrorCode TSIRKRegisterDestroy(void);
1171: /*J
1172: TSGLEEType - String with the name of a General Linear with Error Estimation `TSGLEE` type
1174: Level: beginner
1176: .seealso: [](ch_ts), `TSGLEESetType()`, `TS`, `TSGLEE`, `TSGLEERegister()`
1177: J*/
1178: typedef const char *TSGLEEType;
1179: #define TSGLEEi1 "BE1"
1180: #define TSGLEE23 "23"
1181: #define TSGLEE24 "24"
1182: #define TSGLEE25I "25i"
1183: #define TSGLEE35 "35"
1184: #define TSGLEEEXRK2A "exrk2a"
1185: #define TSGLEERK32G1 "rk32g1"
1186: #define TSGLEERK285EX "rk285ex"
1188: /*J
1189: TSGLEEMode - String with the mode of error estimation for a General Linear with Error Estimation `TSGLEE` type
1191: Level: beginner
1193: .seealso: [](ch_ts), `TSGLEESetMode()`, `TS`, `TSGLEE`, `TSGLEERegister()`
1194: J*/
1195: PETSC_EXTERN PetscErrorCode TSGLEEGetType(TS ts, TSGLEEType *);
1196: PETSC_EXTERN PetscErrorCode TSGLEESetType(TS ts, TSGLEEType);
1197: 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[]);
1198: PETSC_EXTERN PetscErrorCode TSGLEERegisterAll(void);
1199: PETSC_EXTERN PetscErrorCode TSGLEEFinalizePackage(void);
1200: PETSC_EXTERN PetscErrorCode TSGLEEInitializePackage(void);
1201: PETSC_EXTERN PetscErrorCode TSGLEERegisterDestroy(void);
1203: /*J
1204: TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX `TSARKIMEX` type
1206: Level: beginner
1208: .seealso: [](ch_ts), `TSARKIMEXSetType()`, `TS`, `TSARKIMEX`, `TSARKIMEXRegister()`
1209: J*/
1210: typedef const char *TSARKIMEXType;
1211: #define TSARKIMEX1BEE "1bee"
1212: #define TSARKIMEXA2 "a2"
1213: #define TSARKIMEXL2 "l2"
1214: #define TSARKIMEXARS122 "ars122"
1215: #define TSARKIMEX2C "2c"
1216: #define TSARKIMEX2D "2d"
1217: #define TSARKIMEX2E "2e"
1218: #define TSARKIMEXPRSSP2 "prssp2"
1219: #define TSARKIMEX3 "3"
1220: #define TSARKIMEXBPR3 "bpr3"
1221: #define TSARKIMEXARS443 "ars443"
1222: #define TSARKIMEX4 "4"
1223: #define TSARKIMEX5 "5"
1224: PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts, TSARKIMEXType *);
1225: PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts, TSARKIMEXType);
1226: PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS, PetscBool);
1227: PETSC_EXTERN PetscErrorCode TSARKIMEXGetFullyImplicit(TS, PetscBool *);
1228: 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[]);
1229: PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void);
1230: PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void);
1231: PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void);
1233: /*J
1234: TSDIRKType - String with the name of a Diagonally Implicit Runge-Kutta `TSDIRK` type
1236: Level: beginner
1238: .seealso: [](ch_ts), `TSDIRKSetType()`, `TS`, `TSDIRK`, `TSDIRKRegister()`
1239: J*/
1240: typedef const char *TSDIRKType;
1241: #define TSDIRKS212 "s212"
1242: #define TSDIRKES122SAL "es122sal"
1243: #define TSDIRKES213SAL "es213sal"
1244: #define TSDIRKES324SAL "es324sal"
1245: #define TSDIRKES325SAL "es325sal"
1246: #define TSDIRK657A "657a"
1247: #define TSDIRKES648SA "es648sa"
1248: #define TSDIRK658A "658a"
1249: #define TSDIRKS659A "s659a"
1250: #define TSDIRK7510SAL "7510sal"
1251: #define TSDIRKES7510SA "es7510sa"
1252: #define TSDIRK759A "759a"
1253: #define TSDIRKS7511SAL "s7511sal"
1254: #define TSDIRK8614A "8614a"
1255: #define TSDIRK8616SAL "8616sal"
1256: #define TSDIRKES8516SAL "es8516sal"
1257: PETSC_EXTERN PetscErrorCode TSDIRKGetType(TS ts, TSDIRKType *);
1258: PETSC_EXTERN PetscErrorCode TSDIRKSetType(TS ts, TSDIRKType);
1259: PETSC_EXTERN PetscErrorCode TSDIRKRegister(TSDIRKType, PetscInt, PetscInt, const PetscReal[], const PetscReal[], const PetscReal[], const PetscReal[], PetscInt, const PetscReal[]);
1261: /*J
1262: TSRosWType - String with the name of a Rosenbrock-W `TSROSW` type
1264: Level: beginner
1266: .seealso: [](ch_ts), `TSRosWSetType()`, `TS`, `TSROSW`, `TSRosWRegister()`
1267: J*/
1268: typedef const char *TSRosWType;
1269: #define TSROSW2M "2m"
1270: #define TSROSW2P "2p"
1271: #define TSROSWRA3PW "ra3pw"
1272: #define TSROSWRA34PW2 "ra34pw2"
1273: #define TSROSWRODAS3 "rodas3"
1274: #define TSROSWSANDU3 "sandu3"
1275: #define TSROSWASSP3P3S1C "assp3p3s1c"
1276: #define TSROSWLASSP3P4S2C "lassp3p4s2c"
1277: #define TSROSWLLSSP3P4S2C "llssp3p4s2c"
1278: #define TSROSWARK3 "ark3"
1279: #define TSROSWTHETA1 "theta1"
1280: #define TSROSWTHETA2 "theta2"
1281: #define TSROSWGRK4T "grk4t"
1282: #define TSROSWSHAMP4 "shamp4"
1283: #define TSROSWVELDD4 "veldd4"
1284: #define TSROSW4L "4l"
1286: PETSC_EXTERN PetscErrorCode TSRosWGetType(TS, TSRosWType *);
1287: PETSC_EXTERN PetscErrorCode TSRosWSetType(TS, TSRosWType);
1288: PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS, PetscBool);
1289: PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType, PetscInt, PetscInt, const PetscReal[], const PetscReal[], const PetscReal[], const PetscReal[], PetscInt, const PetscReal[]);
1290: PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal);
1291: PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void);
1292: PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void);
1293: PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void);
1295: PETSC_EXTERN PetscErrorCode TSBDFSetOrder(TS, PetscInt);
1296: PETSC_EXTERN PetscErrorCode TSBDFGetOrder(TS, PetscInt *);
1298: /*J
1299: TSBasicSymplecticType - String with the name of a basic symplectic integration `TSBASICSYMPLECTIC` type
1301: Level: beginner
1303: .seealso: [](ch_ts), `TSBasicSymplecticSetType()`, `TS`, `TSBASICSYMPLECTIC`, `TSBasicSymplecticRegister()`
1304: J*/
1305: typedef const char *TSBasicSymplecticType;
1306: #define TSBASICSYMPLECTICSIEULER "1"
1307: #define TSBASICSYMPLECTICVELVERLET "2"
1308: #define TSBASICSYMPLECTIC3 "3"
1309: #define TSBASICSYMPLECTIC4 "4"
1310: PETSC_EXTERN PetscErrorCode TSBasicSymplecticSetType(TS, TSBasicSymplecticType);
1311: PETSC_EXTERN PetscErrorCode TSBasicSymplecticGetType(TS, TSBasicSymplecticType *);
1312: PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegister(TSBasicSymplecticType, PetscInt, PetscInt, PetscReal[], PetscReal[]);
1313: PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegisterAll(void);
1314: PETSC_EXTERN PetscErrorCode TSBasicSymplecticInitializePackage(void);
1315: PETSC_EXTERN PetscErrorCode TSBasicSymplecticFinalizePackage(void);
1316: PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegisterDestroy(void);
1318: /*J
1319: TSDISCGRAD - The Discrete Gradient integrator is a timestepper for Hamiltonian systems designed to conserve the first integral (energy),
1320: but also has the property for some systems of monotonicity in a functional.
1322: Level: beginner
1324: .seealso: [](ch_ts), `TS`, TSDiscGradSetFormulation()`, `TSDiscGradGetFormulation()`
1325: J*/
1326: PETSC_EXTERN PetscErrorCode TSDiscGradSetFormulation(TS, PetscErrorCode (*)(TS, PetscReal, Vec, Mat, void *), PetscErrorCode (*)(TS, PetscReal, Vec, PetscScalar *, void *), PetscErrorCode (*)(TS, PetscReal, Vec, Vec, void *), void *);
1327: PETSC_EXTERN PetscErrorCode TSDiscGradGetFormulation(TS, PetscErrorCode (**)(TS, PetscReal, Vec, Mat, void *), PetscErrorCode (**)(TS, PetscReal, Vec, PetscScalar *, void *), PetscErrorCode (**)(TS, PetscReal, Vec, Vec, void *), void *);
1328: PETSC_EXTERN PetscErrorCode TSDiscGradIsGonzalez(TS, PetscBool *);
1329: PETSC_EXTERN PetscErrorCode TSDiscGradUseGonzalez(TS, PetscBool);
1331: /*
1332: PETSc interface to Sundials
1333: */
1334: #ifdef PETSC_HAVE_SUNDIALS2
1335: typedef enum {
1336: SUNDIALS_ADAMS = 1,
1337: SUNDIALS_BDF = 2
1338: } TSSundialsLmmType;
1339: PETSC_EXTERN const char *const TSSundialsLmmTypes[];
1340: typedef enum {
1341: SUNDIALS_MODIFIED_GS = 1,
1342: SUNDIALS_CLASSICAL_GS = 2
1343: } TSSundialsGramSchmidtType;
1344: PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[];
1346: PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS, TSSundialsLmmType);
1347: PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS, PC *);
1348: PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS, PetscReal, PetscReal);
1349: PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS, PetscReal);
1350: PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS, PetscReal);
1351: PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS, PetscInt *, PetscInt *);
1352: PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS, TSSundialsGramSchmidtType);
1353: PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS, PetscInt);
1354: PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS, PetscReal);
1355: PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS, PetscBool);
1356: PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS, PetscInt);
1357: PETSC_EXTERN PetscErrorCode TSSundialsSetMaxord(TS, PetscInt);
1358: PETSC_EXTERN PetscErrorCode TSSundialsSetUseDense(TS, PetscBool);
1359: #endif
1361: PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS, PetscReal);
1362: PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS, PetscReal *);
1363: PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS, PetscBool *);
1364: PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS, PetscBool);
1366: PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS, PetscReal);
1367: PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS, PetscReal, PetscReal, PetscReal);
1368: PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS, PetscReal *, PetscReal *, PetscReal *);
1370: PETSC_EXTERN PetscErrorCode TSAlpha2SetRadius(TS, PetscReal);
1371: PETSC_EXTERN PetscErrorCode TSAlpha2SetParams(TS, PetscReal, PetscReal, PetscReal, PetscReal);
1372: PETSC_EXTERN PetscErrorCode TSAlpha2GetParams(TS, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
1374: PETSC_EXTERN PetscErrorCode TSSetDM(TS, DM);
1375: PETSC_EXTERN PetscErrorCode TSGetDM(TS, DM *);
1377: PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES, Vec, Vec, void *);
1378: PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES, Vec, Mat, Mat, void *);
1380: PETSC_EXTERN PetscErrorCode TSRHSJacobianTest(TS, PetscBool *);
1381: PETSC_EXTERN PetscErrorCode TSRHSJacobianTestTranspose(TS, PetscBool *);
1383: PETSC_EXTERN PetscErrorCode TSGetComputeInitialCondition(TS, PetscErrorCode (**)(TS, Vec));
1384: PETSC_EXTERN PetscErrorCode TSSetComputeInitialCondition(TS, PetscErrorCode (*)(TS, Vec));
1385: PETSC_EXTERN PetscErrorCode TSComputeInitialCondition(TS, Vec);
1386: PETSC_EXTERN PetscErrorCode TSGetComputeExactError(TS, PetscErrorCode (**)(TS, Vec, Vec));
1387: PETSC_EXTERN PetscErrorCode TSSetComputeExactError(TS, PetscErrorCode (*)(TS, Vec, Vec));
1388: PETSC_EXTERN PetscErrorCode TSComputeExactError(TS, Vec, Vec);
1389: PETSC_EXTERN PetscErrorCode PetscConvEstUseTS(PetscConvEst, PetscBool);
1391: PETSC_EXTERN PetscErrorCode TSSetMatStructure(TS, MatStructure);