1 /* 2 User interface for the timestepping package. This package 3 is for use in solving time-dependent PDEs. 4 */ 5 #pragma once 6 7 #include <petscsnes.h> 8 #include <petscconvest.h> 9 10 /*I <petscts.h> I*/ 11 12 /* SUBMANSEC = TS */ 13 14 /*S 15 TS - Abstract PETSc object that manages all time-steppers (ODE integrators) 16 17 Level: beginner 18 19 .seealso: [](integrator_table), [](ch_ts), `TSCreate()`, `TSSetType()`, `TSType`, `SNES`, `KSP`, `PC`, `TSDestroy()` 20 S*/ 21 typedef struct _p_TS *TS; 22 23 /*J 24 TSType - String with the name of a PETSc `TS` method. 25 26 Level: beginner 27 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" 55 56 /*E 57 TSProblemType - Determines the type of problem this `TS` object is to be used to solve 58 59 Values: 60 + `TS_LINEAR` - a linear ODE or DAE 61 - `TS_NONLINEAR` - a nonlinear ODE or DAE 62 63 Level: beginner 64 65 .seealso: [](ch_ts), `TS`, `TSCreate()` 66 E*/ 67 typedef enum { 68 TS_LINEAR, 69 TS_NONLINEAR 70 } TSProblemType; 71 72 /*E 73 TSEquationType - type of `TS` problem that is solved 74 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 79 80 Level: beginner 81 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; 100 101 /*E 102 TSConvergedReason - reason a `TS` method has converged (integrated to the requested time) or not 103 104 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 116 117 Level: beginner 118 119 .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; 135 136 /*MC 137 TS_CONVERGED_ITERATING - this only occurs if `TSGetConvergedReason()` is called during the `TSSolve()` 138 139 Level: beginner 140 141 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()` 142 M*/ 143 144 /*MC 145 TS_CONVERGED_TIME - the final time was reached 146 147 Level: beginner 148 149 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSSetMaxTime()`, `TSGetMaxTime()`, `TSGetSolveTime()` 150 M*/ 151 152 /*MC 153 TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time 154 155 Level: beginner 156 157 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSSetMaxSteps()`, `TSGetMaxSteps()` 158 M*/ 159 160 /*MC 161 TS_CONVERGED_USER - user requested termination 162 163 Level: beginner 164 165 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()` 166 M*/ 167 168 /*MC 169 TS_CONVERGED_EVENT - user requested termination on event detection 170 171 Level: beginner 172 173 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()` 174 M*/ 175 176 /*MC 177 TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for `TSPSEUDO` 178 179 Options Database Key: 180 . -ts_pseudo_frtol <rtol> - use specified rtol 181 182 Level: beginner 183 184 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()`, `TS_CONVERGED_PSEUDO_FATOL` 185 M*/ 186 187 /*MC 188 TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for `TSPSEUDO` 189 190 Options Database Key: 191 . -ts_pseudo_fatol <atol> - use specified atol 192 193 Level: beginner 194 195 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSSetConvergedReason()`, `TS_CONVERGED_PSEUDO_FRTOL` 196 M*/ 197 198 /*MC 199 TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed 200 201 Level: beginner 202 203 Note: 204 See `TSSetMaxSNESFailures()` for how to allow more nonlinear solver failures. 205 206 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSGetSNES()`, `SNESGetConvergedReason()`, `TSSetMaxSNESFailures()` 207 M*/ 208 209 /*MC 210 TS_DIVERGED_STEP_REJECTED - too many steps were rejected 211 212 Level: beginner 213 214 Notes: 215 See `TSSetMaxStepRejections()` for how to allow more step rejections. 216 217 .seealso: [](ch_ts), `TS`, `TSSolve()`, `TSGetConvergedReason()`, `TSGetAdapt()`, `TSSetMaxStepRejections()` 218 M*/ 219 220 /*E 221 TSExactFinalTimeOption - option for handling of final time step 222 223 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 227 228 Level: beginner 229 230 .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[]; 239 240 /* Logging support */ 241 PETSC_EXTERN PetscClassId TS_CLASSID; 242 PETSC_EXTERN PetscClassId DMTS_CLASSID; 243 PETSC_EXTERN PetscClassId TSADAPT_CLASSID; 244 245 PETSC_EXTERN PetscErrorCode TSInitializePackage(void); 246 PETSC_EXTERN PetscErrorCode TSFinalizePackage(void); 247 248 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm, TS *); 249 PETSC_EXTERN PetscErrorCode TSClone(TS, TS *); 250 PETSC_EXTERN PetscErrorCode TSDestroy(TS *); 251 252 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); 258 259 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); 265 266 PETSC_EXTERN PetscErrorCode TSSetSolution(TS, Vec); 267 PETSC_EXTERN PetscErrorCode TSGetSolution(TS, Vec *); 268 269 PETSC_EXTERN PetscErrorCode TS2SetSolution(TS, Vec, Vec); 270 PETSC_EXTERN PetscErrorCode TS2GetSolution(TS, Vec *, Vec *); 271 272 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); 276 277 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); 297 298 /*S 299 TSTrajectory - Abstract PETSc object that stores the trajectory (solution of ODE/DAE at each time step) 300 301 Level: advanced 302 303 .seealso: [](ch_ts), `TS`, `TSSetSaveTrajectory()`, `TSTrajectoryCreate()`, `TSTrajectorySetType()`, `TSTrajectoryDestroy()`, `TSTrajectoryReset()` 304 S*/ 305 typedef struct _p_TSTrajectory *TSTrajectory; 306 307 /*J 308 TSTrajectoryType - String with the name of a PETSc `TS` trajectory storage method 309 310 Level: intermediate 311 312 .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" 319 320 PETSC_EXTERN PetscFunctionList TSTrajectoryList; 321 PETSC_EXTERN PetscClassId TSTRAJECTORY_CLASSID; 322 PETSC_EXTERN PetscBool TSTrajectoryRegisterAllCalled; 323 324 PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS); 325 PETSC_EXTERN PetscErrorCode TSResetTrajectory(TS); 326 PETSC_EXTERN PetscErrorCode TSRemoveTrajectory(TS); 327 328 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 *); 354 355 typedef enum { 356 TJ_REVOLVE, 357 TJ_CAMS, 358 TJ_PETSC 359 } TSTrajectoryMemoryType; 360 PETSC_EXTERN const char *const TSTrajectoryMemoryTypes[]; 361 362 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); 367 368 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 *); 375 376 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 *)); 381 382 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); 388 389 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); 395 396 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 *[]); 406 407 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 **); 416 417 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 *); 422 423 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *); 424 PETSC_EXTERN PetscErrorCode TSMonitorExtreme(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *); 425 426 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 *); 433 434 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 *); 436 437 PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *); 438 439 typedef struct _n_TSMonitorVTKCtx *TSMonitorVTKCtx; 440 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS, PetscInt, PetscReal, Vec, TSMonitorVTKCtx); 441 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(TSMonitorVTKCtx *); 442 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKCtxCreate(const char *, TSMonitorVTKCtx *); 443 444 PETSC_EXTERN PetscErrorCode TSStep(TS); 445 PETSC_EXTERN PetscErrorCode TSEvaluateWLTE(TS, NormType, PetscInt *, PetscReal *); 446 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS, PetscInt, Vec, PetscBool *); 447 PETSC_EXTERN PetscErrorCode TSSolve(TS, Vec); 448 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS, TSEquationType *); 449 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS, TSEquationType); 450 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS, TSConvergedReason *); 451 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS, TSConvergedReason); 452 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS, PetscReal *); 453 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS, PetscInt *); 454 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS, PetscInt *); 455 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS, PetscInt *); 456 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS, PetscInt); 457 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS, PetscInt *); 458 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS, PetscInt); 459 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS, PetscBool); 460 PETSC_EXTERN PetscErrorCode TSRestartStep(TS); 461 PETSC_EXTERN PetscErrorCode TSRollBack(TS); 462 PETSC_EXTERN PetscErrorCode TSGetStepRollBack(TS, PetscBool *); 463 464 PETSC_EXTERN PetscErrorCode TSGetStages(TS, PetscInt *, Vec *[]); 465 466 PETSC_EXTERN PetscErrorCode TSGetTime(TS, PetscReal *); 467 PETSC_EXTERN PetscErrorCode TSSetTime(TS, PetscReal); 468 PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS, PetscReal *); 469 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS, PetscReal *); 470 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS, PetscReal); 471 PETSC_EXTERN PetscErrorCode TSGetStepNumber(TS, PetscInt *); 472 PETSC_EXTERN PetscErrorCode TSSetStepNumber(TS, PetscInt); 473 474 /*S 475 TSRHSFunctionFn - A prototype of a `TS` right-hand-side evaluation function that would be passed to `TSSetRHSFunction()` 476 477 Calling Sequence: 478 + ts - timestep context 479 . t - current time 480 . u - input vector 481 . F - function vector 482 - ctx - [optional] user-defined function context 483 484 Level: beginner 485 486 Note: 487 The deprecated `TSRHSFunction` still works as a replacement for `TSRHSFunctionFn` *. 488 489 .seealso: [](ch_ts), `TS`, `TSSetRHSFunction()`, `DMTSSetRHSFunction()`, `TSIFunctionFn`, 490 `TSIJacobianFn`, `TSRHSJacobianFn` 491 S*/ 492 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSRHSFunctionFn)(TS ts, PetscReal t, Vec u, Vec F, void *ctx); 493 494 PETSC_EXTERN_TYPEDEF typedef TSRHSFunctionFn *TSRHSFunction; 495 496 /*S 497 TSRHSJacobianFn - A prototype of a `TS` right-hand-side Jacobian evaluation function that would be passed to `TSSetRHSJacobian()` 498 499 Calling Sequence: 500 + ts - the `TS` context obtained from `TSCreate()` 501 . t - current time 502 . u - input vector 503 . Amat - (approximate) Jacobian matrix 504 . Pmat - matrix from which preconditioner is to be constructed (usually the same as `Amat`) 505 - ctx - [optional] user-defined context for matrix evaluation routine 506 507 Level: beginner 508 509 Note: 510 The deprecated `TSRHSJacobian` still works as a replacement for `TSRHSJacobianFn` *. 511 512 .seealso: [](ch_ts), `TS`, `TSSetRHSJacobian()`, `DMTSSetRHSJacobian()`, `TSRHSFunctionFn`, 513 `TSIFunctionFn`, `TSIJacobianFn` 514 S*/ 515 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSRHSJacobianFn)(TS ts, PetscReal t, Vec u, Mat Amat, Mat Pmat, void *ctx); 516 517 PETSC_EXTERN_TYPEDEF typedef TSRHSJacobianFn *TSRHSJacobian; 518 519 /*S 520 TSRHSJacobianPFn - A prototype of a function that computes the Jacobian of G w.r.t. the parameters P where 521 U_t = G(U,P,t), as well as the location to store the matrix that would be passed to `TSSetRHSJacobianP()` 522 523 Calling Sequence: 524 + ts - the `TS` context 525 . t - current timestep 526 . U - input vector (current ODE solution) 527 . A - output matrix 528 - ctx - [optional] user-defined function context 529 530 Level: beginner 531 532 Note: 533 The deprecated `TSRHSJacobianP` still works as a replacement for `TSRHSJacobianPFn` *. 534 535 .seealso: [](ch_ts), `TS`, `TSSetRHSJacobianP()`, `TSGetRHSJacobianP()` 536 S*/ 537 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSRHSJacobianPFn)(TS ts, PetscReal t, Vec U, Mat A, void *ctx); 538 539 PETSC_EXTERN_TYPEDEF typedef TSRHSJacobianPFn *TSRHSJacobianP; 540 541 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS, Vec, TSRHSFunctionFn *, void *); 542 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS, Vec *, TSRHSFunctionFn **, void **); 543 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS, Mat, Mat, TSRHSJacobianFn *, void *); 544 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS, Mat *, Mat *, TSRHSJacobianFn **, void **); 545 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS, PetscBool); 546 547 /*S 548 TSSolutionFn - A prototype of a `TS` solution evaluation function that would be passed to `TSSetSolutionFunction()` 549 550 Calling Sequence: 551 + ts - timestep context 552 . t - current time 553 . u - output vector 554 - ctx - [optional] user-defined function context 555 556 Level: advanced 557 558 Note: 559 The deprecated `TSSolutionFunction` still works as a replacement for `TSSolutionFn` *. 560 561 .seealso: [](ch_ts), `TS`, `TSSetSolutionFunction()`, `DMTSSetSolutionFunction()` 562 S*/ 563 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSSolutionFn)(TS ts, PetscReal t, Vec u, void *ctx); 564 565 PETSC_EXTERN_TYPEDEF typedef TSSolutionFn *TSSolutionFunction; 566 567 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS, TSSolutionFn *, void *); 568 569 /*S 570 TSForcingFn - A prototype of a `TS` forcing function evaluation function that would be passed to `TSSetForcingFunction()` 571 572 Calling Sequence: 573 + ts - timestep context 574 . t - current time 575 . f - output vector 576 - ctx - [optional] user-defined function context 577 578 Level: advanced 579 580 Note: 581 The deprecated `TSForcingFunction` still works as a replacement for `TSForcingFn` *. 582 583 .seealso: [](ch_ts), `TS`, `TSSetForcingFunction()`, `DMTSSetForcingFunction()` 584 S*/ 585 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSForcingFn)(TS ts, PetscReal t, Vec f, void *ctx); 586 587 PETSC_EXTERN_TYPEDEF typedef TSForcingFn *TSForcingFunction; 588 589 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS, TSForcingFn *, void *); 590 591 /*S 592 TSIFunctionFn - A prototype of a `TS` implicit function evaluation function that would be passed to `TSSetIFunction() 593 594 Calling Sequence: 595 + ts - the `TS` context obtained from `TSCreate()` 596 . t - time at step/stage being solved 597 . U - state vector 598 . U_t - time derivative of state vector 599 . F - function vector 600 - ctx - [optional] user-defined context for function 601 602 Level: beginner 603 604 Note: 605 The deprecated `TSIFunction` still works as a replacement for `TSIFunctionFn` *. 606 607 .seealso: [](ch_ts), `TS`, `TSSetIFunction()`, `DMTSSetIFunction()`, `TSIJacobianFn`, `TSRHSFunctionFn`, `TSRHSJacobianFn` 608 S*/ 609 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSIFunctionFn)(TS ts, PetscReal t, Vec U, Vec U_t, Vec F, void *ctx); 610 611 PETSC_EXTERN_TYPEDEF typedef TSIFunctionFn *TSIFunction; 612 613 /*S 614 TSIJacobianFn - A prototype of a `TS` Jacobian evaluation function that would be passed to `TSSetIJacobian()` 615 616 Calling Sequence: 617 + ts - the `TS` context obtained from `TSCreate()` 618 . t - time at step/stage being solved 619 . U - state vector 620 . U_t - time derivative of state vector 621 . a - shift 622 . Amat - (approximate) Jacobian of F(t,U,W+a*U), equivalent to dF/dU + a*dF/dU_t 623 . Pmat - matrix used for constructing preconditioner, usually the same as `Amat` 624 - ctx - [optional] user-defined context for Jacobian evaluation routine 625 626 Level: beginner 627 628 Note: 629 The deprecated `TSIJacobian` still works as a replacement for `TSIJacobianFn` *. 630 631 .seealso: [](ch_ts), `TSSetIJacobian()`, `DMTSSetIJacobian()`, `TSIFunctionFn`, `TSRHSFunctionFn`, `TSRHSJacobianFn` 632 S*/ 633 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSIJacobianFn)(TS ts, PetscReal t, Vec U, Vec U_t, PetscReal a, Mat Amat, Mat Pmat, void *ctx); 634 635 PETSC_EXTERN_TYPEDEF typedef TSIJacobianFn *TSIJacobian; 636 637 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS, Vec, TSIFunctionFn *, void *); 638 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS, Vec *, TSIFunctionFn **, void **); 639 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS, Mat, Mat, TSIJacobianFn *, void *); 640 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS, Mat *, Mat *, TSIJacobianFn **, void **); 641 642 /*S 643 TSI2FunctionFn - A prototype of a `TS` implicit function evaluation function for 2nd order systems that would be passed to `TSSetI2Function()` 644 645 Calling Sequence: 646 + ts - the `TS` context obtained from `TSCreate()` 647 . t - time at step/stage being solved 648 . U - state vector 649 . U_t - time derivative of state vector 650 . U_tt - second time derivative of state vector 651 . F - function vector 652 - ctx - [optional] user-defined context for matrix evaluation routine (may be `NULL`) 653 654 Level: advanced 655 656 Note: 657 The deprecated `TSI2Function` still works as a replacement for `TSI2FunctionFn` *. 658 659 .seealso: [](ch_ts), `TS`, `TSSetI2Function()`, `DMTSSetI2Function()`, `TSIFunctionFn` 660 S*/ 661 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSI2FunctionFn)(TS ts, PetscReal t, Vec U, Vec U_t, Vec U_tt, Vec F, void *ctx); 662 663 PETSC_EXTERN_TYPEDEF typedef TSI2FunctionFn *TSI2Function; 664 665 /*S 666 TSI2JacobianFn - A prototype of a `TS` implicit Jacobian evaluation function for 2nd order systems that would be passed to `TSSetI2Jacobian()` 667 668 Calling Sequence: 669 + ts - the `TS` context obtained from `TSCreate()` 670 . t - time at step/stage being solved 671 . U - state vector 672 . U_t - time derivative of state vector 673 . U_tt - second time derivative of state vector 674 . v - shift for U_t 675 . a - shift for U_tt 676 . 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 677 . jac - matrix from which to construct the preconditioner, may be same as `J` 678 - ctx - [optional] user-defined context for matrix evaluation routine 679 680 Level: advanced 681 682 Note: 683 The deprecated `TSI2Jacobian` still works as a replacement for `TSI2JacobianFn` *. 684 685 .seealso: [](ch_ts), `TS`, `TSSetI2Jacobian()`, `DMTSSetI2Jacobian()`, `TSIFunctionFn`, `TSIJacobianFn`, `TSRHSFunctionFn`, `TSRHSJacobianFn` 686 S*/ 687 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSI2JacobianFn)(TS ts, PetscReal t, Vec U, Vec U_t, Vec U_tt, PetscReal v, PetscReal a, Mat J, Mat Jac, void *ctx); 688 689 PETSC_EXTERN_TYPEDEF typedef TSI2JacobianFn *TSI2Jacobian; 690 691 PETSC_EXTERN PetscErrorCode TSSetI2Function(TS, Vec, TSI2FunctionFn *, void *); 692 PETSC_EXTERN PetscErrorCode TSGetI2Function(TS, Vec *, TSI2FunctionFn **, void **); 693 PETSC_EXTERN PetscErrorCode TSSetI2Jacobian(TS, Mat, Mat, TSI2JacobianFn *, void *); 694 PETSC_EXTERN PetscErrorCode TSGetI2Jacobian(TS, Mat *, Mat *, TSI2JacobianFn **, void **); 695 696 PETSC_EXTERN PetscErrorCode TSRHSSplitSetIS(TS, const char[], IS); 697 PETSC_EXTERN PetscErrorCode TSRHSSplitGetIS(TS, const char[], IS *); 698 PETSC_EXTERN PetscErrorCode TSRHSSplitSetRHSFunction(TS, const char[], Vec, TSRHSFunctionFn *, void *); 699 PETSC_EXTERN PetscErrorCode TSRHSSplitSetIFunction(TS, const char[], Vec, TSIFunctionFn *, void *); 700 PETSC_EXTERN PetscErrorCode TSRHSSplitSetIJacobian(TS, const char[], Mat, Mat, TSIJacobianFn *, void *); 701 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTS(TS, const char[], TS *); 702 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSubTSs(TS, PetscInt *, TS *[]); 703 PETSC_EXTERN PetscErrorCode TSSetUseSplitRHSFunction(TS, PetscBool); 704 PETSC_EXTERN PetscErrorCode TSGetUseSplitRHSFunction(TS, PetscBool *); 705 PETSC_EXTERN PetscErrorCode TSRHSSplitGetSNES(TS, SNES *); 706 PETSC_EXTERN PetscErrorCode TSRHSSplitSetSNES(TS, SNES); 707 708 PETSC_EXTERN TSRHSFunctionFn TSComputeRHSFunctionLinear; 709 PETSC_EXTERN TSRHSJacobianFn TSComputeRHSJacobianConstant; 710 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS, PetscReal, Vec, Vec, Vec, void *); 711 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *); 712 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS, PetscReal, Vec); 713 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS, PetscReal, Vec); 714 PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *); 715 PETSC_EXTERN PetscErrorCode TSPruneIJacobianColor(TS, Mat, Mat); 716 717 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS)); 718 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS, PetscReal)); 719 PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS, PetscReal, PetscInt, Vec *)); 720 PETSC_EXTERN PetscErrorCode TSSetPostEvaluate(TS, PetscErrorCode (*)(TS)); 721 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS)); 722 PETSC_EXTERN PetscErrorCode TSSetResize(TS, PetscBool, PetscErrorCode (*)(TS, PetscInt, PetscReal, Vec, PetscBool *, void *), PetscErrorCode (*)(TS, PetscInt, Vec[], Vec[], void *), void *); 723 PETSC_EXTERN PetscErrorCode TSPreStep(TS); 724 PETSC_EXTERN PetscErrorCode TSPreStage(TS, PetscReal); 725 PETSC_EXTERN PetscErrorCode TSPostStage(TS, PetscReal, PetscInt, Vec *); 726 PETSC_EXTERN PetscErrorCode TSPostEvaluate(TS); 727 PETSC_EXTERN PetscErrorCode TSPostStep(TS); 728 PETSC_EXTERN PetscErrorCode TSResize(TS); 729 PETSC_EXTERN PetscErrorCode TSResizeRetrieveVec(TS, const char *, Vec *); 730 PETSC_EXTERN PetscErrorCode TSResizeRegisterVec(TS, const char *, Vec); 731 PETSC_EXTERN PetscErrorCode TSGetStepResize(TS, PetscBool *); 732 733 PETSC_EXTERN PetscErrorCode TSInterpolate(TS, PetscReal, Vec); 734 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS, PetscReal, Vec, PetscReal, Vec); 735 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS, PetscReal *, Vec *, PetscReal *, Vec *); 736 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS, Vec, Vec, NormType, PetscReal *, PetscReal *, PetscReal *); 737 PETSC_EXTERN PetscErrorCode TSErrorWeightedENorm(TS, Vec, Vec, Vec, NormType, PetscReal *, PetscReal *, PetscReal *); 738 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS, PetscReal); 739 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS, PetscReal *); 740 PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS, PetscReal, Vec, PetscBool *)); 741 PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS, PetscReal, Vec, PetscBool *); 742 743 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS, PetscErrorCode (*)(TS, PetscReal *, void *), void *); 744 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS, PetscReal *, void *); 745 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS, PetscReal *); 746 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS, PetscReal); 747 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS, PetscErrorCode (*)(TS, Vec, void *, PetscReal *, PetscBool *), void *); 748 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS, Vec, void *, PetscReal *, PetscBool *); 749 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS, Vec, PetscReal *, PetscBool *); 750 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS, PetscReal); 751 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS); 752 753 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS, const char[]); 754 PETSC_EXTERN PetscErrorCode TSPythonGetType(TS, const char *[]); 755 756 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS, PetscReal, Vec, Vec); 757 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS, PetscReal, Vec, Mat, Mat); 758 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS, PetscReal, Vec, Vec, Vec, PetscBool); 759 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, PetscBool); 760 PETSC_EXTERN PetscErrorCode TSComputeI2Function(TS, PetscReal, Vec, Vec, Vec, Vec); 761 PETSC_EXTERN PetscErrorCode TSComputeI2Jacobian(TS, PetscReal, Vec, Vec, Vec, PetscReal, PetscReal, Mat, Mat); 762 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS, PetscReal, PetscReal, PetscReal *, PetscReal *); 763 764 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS, Vec, Vec); 765 766 PETSC_EXTERN PetscErrorCode DMTSSetBoundaryLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *); 767 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM, TSRHSFunctionFn *, void *); 768 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM, TSRHSFunctionFn **, void **); 769 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionContextDestroy(DM, PetscErrorCode (*)(void *)); 770 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM, TSRHSJacobianFn *, void *); 771 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM, TSRHSJacobianFn **, void **); 772 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobianContextDestroy(DM, PetscErrorCode (*)(void *)); 773 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM, TSIFunctionFn *, void *); 774 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM, TSIFunctionFn **, void **); 775 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionContextDestroy(DM, PetscErrorCode (*)(void *)); 776 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM, TSIJacobianFn *, void *); 777 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM, TSIJacobianFn **, void **); 778 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianContextDestroy(DM, PetscErrorCode (*)(void *)); 779 PETSC_EXTERN PetscErrorCode DMTSSetI2Function(DM, TSI2FunctionFn *, void *); 780 PETSC_EXTERN PetscErrorCode DMTSGetI2Function(DM, TSI2FunctionFn **, void **); 781 PETSC_EXTERN PetscErrorCode DMTSSetI2FunctionContextDestroy(DM, PetscErrorCode (*)(void *)); 782 PETSC_EXTERN PetscErrorCode DMTSSetI2Jacobian(DM, TSI2JacobianFn *, void *); 783 PETSC_EXTERN PetscErrorCode DMTSGetI2Jacobian(DM, TSI2JacobianFn **, void **); 784 PETSC_EXTERN PetscErrorCode DMTSSetI2JacobianContextDestroy(DM, PetscErrorCode (*)(void *)); 785 786 /*S 787 TSTransientVariableFn - A prototype of a function to transform from state to transient variables that would be passed to `TSSetTransientVariable()` 788 789 Calling Sequence: 790 + ts - timestep context 791 . p - input vector (primitive form) 792 . c - output vector, transient variables (conservative form) 793 - ctx - [optional] user-defined function context 794 795 Level: advanced 796 797 Note: 798 The deprecated `TSTransientVariable` still works as a replacement for `TSTransientVariableFn` *. 799 800 .seealso: [](ch_ts), `TS`, `TSSetTransientVariable()`, `DMTSSetTransientVariable()` 801 S*/ 802 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSTransientVariableFn)(TS ts, Vec p, Vec c, void *ctx); 803 804 PETSC_EXTERN_TYPEDEF typedef TSTransientVariableFn *TSTransientVariable; 805 806 PETSC_EXTERN PetscErrorCode TSSetTransientVariable(TS, TSTransientVariableFn *, void *); 807 PETSC_EXTERN PetscErrorCode DMTSSetTransientVariable(DM, TSTransientVariableFn *, void *); 808 PETSC_EXTERN PetscErrorCode DMTSGetTransientVariable(DM, TSTransientVariableFn **, void *); 809 PETSC_EXTERN PetscErrorCode TSComputeTransientVariable(TS, Vec, Vec); 810 PETSC_EXTERN PetscErrorCode TSHasTransientVariable(TS, PetscBool *); 811 812 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM, TSSolutionFn *, void *); 813 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM, TSSolutionFn **, void **); 814 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM, TSForcingFn *, void *); 815 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM, TSForcingFn **, void **); 816 PETSC_EXTERN PetscErrorCode DMTSCheckResidual(TS, DM, PetscReal, Vec, Vec, PetscReal, PetscReal *); 817 PETSC_EXTERN PetscErrorCode DMTSCheckJacobian(TS, DM, PetscReal, Vec, Vec, PetscReal, PetscBool *, PetscReal *); 818 PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec); 819 820 PETSC_EXTERN PetscErrorCode DMTSGetIFunctionLocal(DM, PetscErrorCode (**)(DM, PetscReal, Vec, Vec, Vec, void *), void **); 821 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, Vec, void *), void *); 822 PETSC_EXTERN PetscErrorCode DMTSGetIJacobianLocal(DM, PetscErrorCode (**)(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *), void **); 823 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *), void *); 824 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunctionLocal(DM, PetscErrorCode (**)(DM, PetscReal, Vec, Vec, void *), void **); 825 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM, PetscErrorCode (*)(DM, PetscReal, Vec, Vec, void *), void *); 826 PETSC_EXTERN PetscErrorCode DMTSCreateRHSMassMatrix(DM); 827 PETSC_EXTERN PetscErrorCode DMTSCreateRHSMassMatrixLumped(DM); 828 PETSC_EXTERN PetscErrorCode DMTSDestroyRHSMassMatrix(DM); 829 830 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM, PetscErrorCode (*)(void *, PetscViewer), PetscErrorCode (*)(void **, PetscViewer)); 831 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM, PetscErrorCode (*)(void *, PetscViewer), PetscErrorCode (*)(void **, PetscViewer)); 832 833 /*S 834 DMDATSRHSFunctionLocalFn - A prototype of a local `TS` right-hand side residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetRHSFunctionLocal()` 835 836 Calling Sequence: 837 + info - defines the subdomain to evaluate the residual on 838 . t - time at which to evaluate residual 839 . x - array of local state information 840 . f - output array of local residual information 841 - ctx - optional user context 842 843 Level: beginner 844 845 Note: 846 The deprecated `DMDATSRHSFunctionLocal` still works as a replacement for `DMDATSRHSFunctionLocalFn` *. 847 848 .seealso: `DMDA`, `DMDATSSetRHSFunctionLocal()`, `TSRHSFunctionFn`, `DMDATSRHSJacobianLocalFn`, `DMDATSIJacobianLocalFn`, `DMDATSIFunctionLocalFn` 849 S*/ 850 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(DMDATSRHSFunctionLocalFn)(DMDALocalInfo *info, PetscReal t, void *x, void *f, void *ctx); 851 852 PETSC_EXTERN_TYPEDEF typedef DMDATSRHSFunctionLocalFn *DMDATSRHSFunctionLocal; 853 854 /*S 855 DMDATSRHSJacobianLocalFn - A prototype of a local residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetRHSJacobianLocal()` 856 857 Calling Sequence: 858 + info - defines the subdomain to evaluate the residual on 859 . t - time at which to evaluate residual 860 . x - array of local state information 861 . J - Jacobian matrix 862 . B - matrix from which to construct the preconditioner; often same as `J` 863 - ctx - optional context 864 865 Level: beginner 866 867 Note: 868 The deprecated `DMDATSRHSJacobianLocal` still works as a replacement for `DMDATSRHSJacobianLocalFn` *. 869 870 .seealso: `DMDA`, `DMDATSSetRHSJacobianLocal()`, `TSRHSJacobianFn`, `DMDATSRHSFunctionLocalFn`, `DMDATSIJacobianLocalFn`, `DMDATSIFunctionLocalFn` 871 S*/ 872 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(DMDATSRHSJacobianLocalFn)(DMDALocalInfo *info, PetscReal t, void *x, Mat J, Mat B, void *ctx); 873 874 PETSC_EXTERN_TYPEDEF typedef DMDATSRHSJacobianLocalFn *DMDATSRHSJacobianLocal; 875 876 /*S 877 DMDATSIFunctionLocalFn - A prototype of a local residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetIFunctionLocal()` 878 879 Calling Sequence: 880 + info - defines the subdomain to evaluate the residual on 881 . t - time at which to evaluate residual 882 . x - array of local state information 883 . xdot - array of local time derivative information 884 . imode - output array of local function evaluation information 885 - ctx - optional context 886 887 Level: beginner 888 889 Note: 890 The deprecated `DMDATSIFunctionLocal` still works as a replacement for `DMDATSIFunctionLocalFn` *. 891 892 .seealso: `DMDA`, `DMDATSSetIFunctionLocal()`, `DMDATSIJacobianLocalFn`, `TSIFunctionFn` 893 S*/ 894 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(DMDATSIFunctionLocalFn)(DMDALocalInfo *info, PetscReal t, void *x, void *xdot, void *imode, void *ctx); 895 896 PETSC_EXTERN_TYPEDEF typedef DMDATSIFunctionLocalFn *DMDATSIFunctionLocal; 897 898 /*S 899 DMDATSIJacobianLocalFn - A prototype of a local residual evaluation function for use with `DMDA` that would be passed to `DMDATSSetIJacobianLocal()` 900 901 Calling Sequence: 902 + info - defines the subdomain to evaluate the residual on 903 . t - time at which to evaluate the jacobian 904 . x - array of local state information 905 . xdot - time derivative at this state 906 . shift - see `TSSetIJacobian()` for the meaning of this parameter 907 . J - Jacobian matrix 908 . B - matrix from which to construct the preconditioner; often same as `J` 909 - ctx - optional context 910 911 Level: beginner 912 913 Note: 914 The deprecated `DMDATSIJacobianLocal` still works as a replacement for `DMDATSIJacobianLocalFn` *. 915 916 .seealso: `DMDA` `DMDATSSetIJacobianLocal()`, `TSIJacobianFn`, `DMDATSIFunctionLocalFn`, `DMDATSRHSFunctionLocalFn`, `DMDATSRHSJacobianlocal()` 917 S*/ 918 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(DMDATSIJacobianLocalFn)(DMDALocalInfo *info, PetscReal t, void *x, void *xdot, PetscReal shift, Mat J, Mat B, void *ctx); 919 920 PETSC_EXTERN_TYPEDEF typedef DMDATSIJacobianLocalFn *DMDATSIJacobianLocal; 921 922 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM, InsertMode, DMDATSRHSFunctionLocalFn *, void *); 923 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM, DMDATSRHSJacobianLocalFn *, void *); 924 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM, InsertMode, DMDATSIFunctionLocalFn *, void *); 925 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM, DMDATSIJacobianLocalFn *, void *); 926 927 typedef struct _n_TSMonitorLGCtx *TSMonitorLGCtx; 928 typedef struct { 929 Vec ray; 930 VecScatter scatter; 931 PetscViewer viewer; 932 TSMonitorLGCtx lgctx; 933 } TSMonitorDMDARayCtx; 934 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void **); 935 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS, PetscInt, PetscReal, Vec, void *); 936 PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS, PetscInt, PetscReal, Vec, void *); 937 938 /* Dynamic creation and loading functions */ 939 PETSC_EXTERN PetscFunctionList TSList; 940 PETSC_EXTERN PetscErrorCode TSGetType(TS, TSType *); 941 PETSC_EXTERN PetscErrorCode TSSetType(TS, TSType); 942 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS)); 943 944 PETSC_EXTERN PetscErrorCode TSGetSNES(TS, SNES *); 945 PETSC_EXTERN PetscErrorCode TSSetSNES(TS, SNES); 946 PETSC_EXTERN PetscErrorCode TSGetKSP(TS, KSP *); 947 948 PETSC_EXTERN PetscErrorCode TSView(TS, PetscViewer); 949 PETSC_EXTERN PetscErrorCode TSLoad(TS, PetscViewer); 950 PETSC_EXTERN PetscErrorCode TSViewFromOptions(TS, PetscObject, const char[]); 951 PETSC_EXTERN PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory, PetscObject, const char[]); 952 953 #define TS_FILE_CLASSID 1211225 954 955 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS, void *); 956 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS, void *); 957 958 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, TSMonitorLGCtx *); 959 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx *); 960 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS, PetscInt, PetscReal, Vec, void *); 961 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS, PetscInt, PetscReal, Vec, void *); 962 PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS, const char *const *); 963 PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS, const char *const **); 964 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx, const char *const *); 965 PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS, const char *const *); 966 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx, const char *const *); 967 PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS, PetscErrorCode (*)(void *, Vec, Vec *), PetscErrorCode (*)(void *), void *); 968 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx, PetscErrorCode (*)(void *, Vec, Vec *), PetscErrorCode (*)(void *), void *); 969 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS, PetscInt, PetscReal, Vec, void *); 970 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS, PetscInt, PetscReal, Vec, void *); 971 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS, PetscInt, PetscReal, Vec, void *); 972 PETSC_EXTERN PetscErrorCode TSMonitorError(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *); 973 PETSC_EXTERN PetscErrorCode TSDMSwarmMonitorMoments(TS, PetscInt, PetscReal, Vec, PetscViewerAndFormat *); 974 975 struct _n_TSMonitorLGCtxNetwork { 976 PetscInt nlg; 977 PetscDrawLG *lg; 978 PetscBool semilogy; 979 PetscInt howoften; /* when > 0 uses step % howoften, when negative only final solution plotted */ 980 }; 981 typedef struct _n_TSMonitorLGCtxNetwork *TSMonitorLGCtxNetwork; 982 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxNetworkDestroy(TSMonitorLGCtxNetwork *); 983 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxNetworkCreate(TS, const char[], const char[], int, int, int, int, PetscInt, TSMonitorLGCtxNetwork *); 984 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxNetworkSolution(TS, PetscInt, PetscReal, Vec, void *); 985 986 typedef struct _n_TSMonitorEnvelopeCtx *TSMonitorEnvelopeCtx; 987 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS, TSMonitorEnvelopeCtx *); 988 PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS, PetscInt, PetscReal, Vec, void *); 989 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS, Vec *, Vec *); 990 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx *); 991 992 typedef struct _n_TSMonitorSPEigCtx *TSMonitorSPEigCtx; 993 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, TSMonitorSPEigCtx *); 994 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx *); 995 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS, PetscInt, PetscReal, Vec, void *); 996 997 typedef struct _n_TSMonitorSPCtx *TSMonitorSPCtx; 998 PETSC_EXTERN PetscErrorCode TSMonitorSPCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, PetscInt, PetscBool, PetscBool, TSMonitorSPCtx *); 999 PETSC_EXTERN PetscErrorCode TSMonitorSPCtxDestroy(TSMonitorSPCtx *); 1000 PETSC_EXTERN PetscErrorCode TSMonitorSPSwarmSolution(TS, PetscInt, PetscReal, Vec, void *); 1001 1002 typedef struct _n_TSMonitorHGCtx *TSMonitorHGCtx; 1003 PETSC_EXTERN PetscErrorCode TSMonitorHGCtxCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscInt, PetscInt, PetscInt, PetscBool, TSMonitorHGCtx *); 1004 PETSC_EXTERN PetscErrorCode TSMonitorHGSwarmSolution(TS, PetscInt, PetscReal, Vec, void *); 1005 PETSC_EXTERN PetscErrorCode TSMonitorHGCtxDestroy(TSMonitorHGCtx *); 1006 PETSC_EXTERN PetscErrorCode TSMonitorHGSwarmSolution(TS, PetscInt, PetscReal, Vec, void *); 1007 1008 PETSC_EXTERN PetscErrorCode TSSetEventHandler(TS, PetscInt, PetscInt[], PetscBool[], PetscErrorCode (*)(TS, PetscReal, Vec, PetscReal[], void *), PetscErrorCode (*)(TS, PetscInt, PetscInt[], PetscReal, Vec, PetscBool, void *), void *); 1009 PETSC_EXTERN PetscErrorCode TSSetPostEventStep(TS, PetscReal); 1010 PETSC_EXTERN PetscErrorCode TSSetPostEventSecondStep(TS, PetscReal); 1011 PETSC_DEPRECATED_FUNCTION(3, 21, 0, "TSSetPostEventSecondStep()", ) static inline PetscErrorCode TSSetPostEventIntervalStep(TS ts, PetscReal dt) 1012 { 1013 return TSSetPostEventSecondStep(ts, dt); 1014 } 1015 PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS, PetscReal, PetscReal[]); 1016 PETSC_EXTERN PetscErrorCode TSGetNumEvents(TS, PetscInt *); 1017 1018 /*J 1019 TSSSPType - string with the name of a `TSSSP` scheme. 1020 1021 Level: beginner 1022 1023 .seealso: [](ch_ts), `TSSSPSetType()`, `TS`, `TSSSP` 1024 J*/ 1025 typedef const char *TSSSPType; 1026 #define TSSSPRKS2 "rks2" 1027 #define TSSSPRKS3 "rks3" 1028 #define TSSSPRK104 "rk104" 1029 1030 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS, TSSSPType); 1031 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS, TSSSPType *); 1032 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS, PetscInt); 1033 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS, PetscInt *); 1034 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void); 1035 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void); 1036 PETSC_EXTERN PetscFunctionList TSSSPList; 1037 1038 /*S 1039 TSAdapt - Abstract object that manages time-step adaptivity 1040 1041 Level: beginner 1042 1043 .seealso: [](ch_ts), `TS`, `TSGetAdapt()`, `TSAdaptCreate()`, `TSAdaptType` 1044 S*/ 1045 typedef struct _p_TSAdapt *TSAdapt; 1046 1047 /*J 1048 TSAdaptType - String with the name of `TSAdapt` scheme. 1049 1050 Level: beginner 1051 1052 .seealso: [](ch_ts), `TSGetAdapt()`, `TSAdaptSetType()`, `TS`, `TSAdapt` 1053 J*/ 1054 typedef const char *TSAdaptType; 1055 #define TSADAPTNONE "none" 1056 #define TSADAPTBASIC "basic" 1057 #define TSADAPTDSP "dsp" 1058 #define TSADAPTCFL "cfl" 1059 #define TSADAPTGLEE "glee" 1060 #define TSADAPTHISTORY "history" 1061 1062 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS, TSAdapt *); 1063 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[], PetscErrorCode (*)(TSAdapt)); 1064 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void); 1065 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void); 1066 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm, TSAdapt *); 1067 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt, TSAdaptType); 1068 PETSC_EXTERN PetscErrorCode TSAdaptGetType(TSAdapt, TSAdaptType *); 1069 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt, const char[]); 1070 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt); 1071 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt, const char[], PetscInt, PetscInt, PetscReal, PetscReal, PetscBool); 1072 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt, PetscInt *, const PetscInt **, const PetscInt **, const PetscReal **, const PetscReal **); 1073 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt, TS, PetscReal, PetscInt *, PetscReal *, PetscBool *); 1074 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt, TS, PetscReal, Vec, PetscBool *); 1075 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt, PetscViewer); 1076 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt, PetscViewer); 1077 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(TSAdapt, PetscOptionItems *); 1078 PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt); 1079 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt *); 1080 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt, PetscBool); 1081 PETSC_EXTERN PetscErrorCode TSAdaptSetAlwaysAccept(TSAdapt, PetscBool); 1082 PETSC_EXTERN PetscErrorCode TSAdaptSetSafety(TSAdapt, PetscReal, PetscReal); 1083 PETSC_EXTERN PetscErrorCode TSAdaptGetSafety(TSAdapt, PetscReal *, PetscReal *); 1084 PETSC_EXTERN PetscErrorCode TSAdaptSetMaxIgnore(TSAdapt, PetscReal); 1085 PETSC_EXTERN PetscErrorCode TSAdaptGetMaxIgnore(TSAdapt, PetscReal *); 1086 PETSC_EXTERN PetscErrorCode TSAdaptSetClip(TSAdapt, PetscReal, PetscReal); 1087 PETSC_EXTERN PetscErrorCode TSAdaptGetClip(TSAdapt, PetscReal *, PetscReal *); 1088 PETSC_EXTERN PetscErrorCode TSAdaptSetScaleSolveFailed(TSAdapt, PetscReal); 1089 PETSC_EXTERN PetscErrorCode TSAdaptGetScaleSolveFailed(TSAdapt, PetscReal *); 1090 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt, PetscReal, PetscReal); 1091 PETSC_EXTERN PetscErrorCode TSAdaptGetStepLimits(TSAdapt, PetscReal *, PetscReal *); 1092 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt, PetscErrorCode (*)(TSAdapt, TS, PetscReal, Vec, PetscBool *)); 1093 PETSC_EXTERN PetscErrorCode TSAdaptHistorySetHistory(TSAdapt, PetscInt n, PetscReal hist[], PetscBool); 1094 PETSC_EXTERN PetscErrorCode TSAdaptHistorySetTrajectory(TSAdapt, TSTrajectory, PetscBool); 1095 PETSC_EXTERN PetscErrorCode TSAdaptHistoryGetStep(TSAdapt, PetscInt, PetscReal *, PetscReal *); 1096 PETSC_EXTERN PetscErrorCode TSAdaptSetTimeStepIncreaseDelay(TSAdapt, PetscInt); 1097 PETSC_EXTERN PetscErrorCode TSAdaptDSPSetFilter(TSAdapt, const char *); 1098 PETSC_EXTERN PetscErrorCode TSAdaptDSPSetPID(TSAdapt, PetscReal, PetscReal, PetscReal); 1099 1100 /*S 1101 TSGLLEAdapt - Abstract object that manages time-step adaptivity for `TSGLLE` 1102 1103 Level: beginner 1104 1105 Developer Note: 1106 This functionality should be replaced by the `TSAdapt`. 1107 1108 .seealso: [](ch_ts), `TS`, `TSGLLE`, `TSGLLEAdaptCreate()`, `TSGLLEAdaptType` 1109 S*/ 1110 typedef struct _p_TSGLLEAdapt *TSGLLEAdapt; 1111 1112 /*J 1113 TSGLLEAdaptType - String with the name of `TSGLLEAdapt` scheme 1114 1115 Level: beginner 1116 1117 Developer Note: 1118 This functionality should be replaced by the `TSAdaptType`. 1119 1120 .seealso: [](ch_ts), `TSGLLEAdaptSetType()`, `TS` 1121 J*/ 1122 typedef const char *TSGLLEAdaptType; 1123 #define TSGLLEADAPT_NONE "none" 1124 #define TSGLLEADAPT_SIZE "size" 1125 #define TSGLLEADAPT_BOTH "both" 1126 1127 PETSC_EXTERN PetscErrorCode TSGLLEAdaptRegister(const char[], PetscErrorCode (*)(TSGLLEAdapt)); 1128 PETSC_EXTERN PetscErrorCode TSGLLEAdaptInitializePackage(void); 1129 PETSC_EXTERN PetscErrorCode TSGLLEAdaptFinalizePackage(void); 1130 PETSC_EXTERN PetscErrorCode TSGLLEAdaptCreate(MPI_Comm, TSGLLEAdapt *); 1131 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetType(TSGLLEAdapt, TSGLLEAdaptType); 1132 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetOptionsPrefix(TSGLLEAdapt, const char[]); 1133 PETSC_EXTERN PetscErrorCode TSGLLEAdaptChoose(TSGLLEAdapt, PetscInt, const PetscInt[], const PetscReal[], const PetscReal[], PetscInt, PetscReal, PetscReal, PetscInt *, PetscReal *, PetscBool *); 1134 PETSC_EXTERN PetscErrorCode TSGLLEAdaptView(TSGLLEAdapt, PetscViewer); 1135 PETSC_EXTERN PetscErrorCode TSGLLEAdaptSetFromOptions(TSGLLEAdapt, PetscOptionItems *); 1136 PETSC_EXTERN PetscErrorCode TSGLLEAdaptDestroy(TSGLLEAdapt *); 1137 1138 /*J 1139 TSGLLEAcceptType - String with the name of `TSGLLEAccept` scheme 1140 1141 Level: beginner 1142 1143 .seealso: [](ch_ts), `TSGLLESetAcceptType()`, `TS`, `TSGLLEAccept` 1144 J*/ 1145 typedef const char *TSGLLEAcceptType; 1146 #define TSGLLEACCEPT_ALWAYS "always" 1147 1148 /*S 1149 TSGLLEAcceptFn - A prototype of a `TS` accept function that would be passed to `TSGLLEAcceptRegister()` 1150 1151 Calling Sequence: 1152 + ts - timestep context 1153 . nt - time to end of solution time 1154 . h - the proposed step-size 1155 . enorm - unknown 1156 - accept - output, if the proposal is accepted 1157 1158 Level: beginner 1159 1160 Note: 1161 The deprecated `TSGLLEAcceptFunction` still works as a replacement for `TSGLLEAcceptFn` * 1162 1163 .seealso: [](ch_ts), `TS`, `TSSetRHSFunction()`, `DMTSSetRHSFunction()`, `TSIFunctionFn`, 1164 `TSIJacobianFn`, `TSRHSJacobianFn`, `TSGLLEAcceptRegister()` 1165 S*/ 1166 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSGLLEAcceptFn)(TS ts, PetscReal nt, PetscReal h, const PetscReal enorm[], PetscBool *accept); 1167 1168 PETSC_EXTERN_TYPEDEF typedef TSGLLEAcceptFn *TSGLLEAcceptFunction; 1169 1170 PETSC_EXTERN PetscErrorCode TSGLLEAcceptRegister(const char[], TSGLLEAcceptFn *); 1171 1172 /*J 1173 TSGLLEType - string with the name of a General Linear `TSGLLE` type 1174 1175 Level: beginner 1176 1177 .seealso: [](ch_ts), `TS`, `TSGLLE`, `TSGLLESetType()`, `TSGLLERegister()`, `TSGLLEAccept` 1178 J*/ 1179 typedef const char *TSGLLEType; 1180 #define TSGLLE_IRKS "irks" 1181 1182 PETSC_EXTERN PetscErrorCode TSGLLERegister(const char[], PetscErrorCode (*)(TS)); 1183 PETSC_EXTERN PetscErrorCode TSGLLEInitializePackage(void); 1184 PETSC_EXTERN PetscErrorCode TSGLLEFinalizePackage(void); 1185 PETSC_EXTERN PetscErrorCode TSGLLESetType(TS, TSGLLEType); 1186 PETSC_EXTERN PetscErrorCode TSGLLEGetAdapt(TS, TSGLLEAdapt *); 1187 PETSC_EXTERN PetscErrorCode TSGLLESetAcceptType(TS, TSGLLEAcceptType); 1188 1189 /*J 1190 TSEIMEXType - String with the name of an Extrapolated IMEX `TSEIMEX` type 1191 1192 Level: beginner 1193 1194 .seealso: [](ch_ts), `TSEIMEXSetType()`, `TS`, `TSEIMEX`, `TSEIMEXRegister()` 1195 J*/ 1196 #define TSEIMEXType char * 1197 1198 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts, PetscInt); 1199 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts, PetscInt, PetscInt); 1200 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS, PetscBool); 1201 1202 /*J 1203 TSRKType - String with the name of a Runge-Kutta `TSRK` type 1204 1205 Level: beginner 1206 1207 .seealso: [](ch_ts), `TS`, `TSRKSetType()`, `TS`, `TSRK`, `TSRKRegister()` 1208 J*/ 1209 typedef const char *TSRKType; 1210 #define TSRK1FE "1fe" 1211 #define TSRK2A "2a" 1212 #define TSRK2B "2b" 1213 #define TSRK3 "3" 1214 #define TSRK3BS "3bs" 1215 #define TSRK4 "4" 1216 #define TSRK5F "5f" 1217 #define TSRK5DP "5dp" 1218 #define TSRK5BS "5bs" 1219 #define TSRK6VR "6vr" 1220 #define TSRK7VR "7vr" 1221 #define TSRK8VR "8vr" 1222 1223 PETSC_EXTERN PetscErrorCode TSRKGetOrder(TS, PetscInt *); 1224 PETSC_EXTERN PetscErrorCode TSRKGetType(TS, TSRKType *); 1225 PETSC_EXTERN PetscErrorCode TSRKSetType(TS, TSRKType); 1226 PETSC_EXTERN PetscErrorCode TSRKGetTableau(TS, PetscInt *, const PetscReal **, const PetscReal **, const PetscReal **, const PetscReal **, PetscInt *, const PetscReal **, PetscBool *); 1227 PETSC_EXTERN PetscErrorCode TSRKSetMultirate(TS, PetscBool); 1228 PETSC_EXTERN PetscErrorCode TSRKGetMultirate(TS, PetscBool *); 1229 PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType, PetscInt, PetscInt, const PetscReal[], const PetscReal[], const PetscReal[], const PetscReal[], PetscInt, const PetscReal[]); 1230 PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void); 1231 PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void); 1232 PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void); 1233 1234 /*J 1235 TSMPRKType - String with the name of a partitioned Runge-Kutta `TSMPRK` type 1236 1237 Level: beginner 1238 1239 .seealso: [](ch_ts), `TSMPRKSetType()`, `TS`, `TSMPRK`, `TSMPRKRegister()` 1240 J*/ 1241 typedef const char *TSMPRKType; 1242 #define TSMPRK2A22 "2a22" 1243 #define TSMPRK2A23 "2a23" 1244 #define TSMPRK2A32 "2a32" 1245 #define TSMPRK2A33 "2a33" 1246 #define TSMPRKP2 "p2" 1247 #define TSMPRKP3 "p3" 1248 1249 PETSC_EXTERN PetscErrorCode TSMPRKGetType(TS ts, TSMPRKType *); 1250 PETSC_EXTERN PetscErrorCode TSMPRKSetType(TS ts, TSMPRKType); 1251 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[]); 1252 PETSC_EXTERN PetscErrorCode TSMPRKInitializePackage(void); 1253 PETSC_EXTERN PetscErrorCode TSMPRKFinalizePackage(void); 1254 PETSC_EXTERN PetscErrorCode TSMPRKRegisterDestroy(void); 1255 1256 /*J 1257 TSIRKType - String with the name of an implicit Runge-Kutta `TSIRK` type 1258 1259 Level: beginner 1260 1261 .seealso: [](ch_ts), `TSIRKSetType()`, `TS`, `TSIRK`, `TSIRKRegister()` 1262 J*/ 1263 typedef const char *TSIRKType; 1264 #define TSIRKGAUSS "gauss" 1265 1266 PETSC_EXTERN PetscErrorCode TSIRKGetType(TS, TSIRKType *); 1267 PETSC_EXTERN PetscErrorCode TSIRKSetType(TS, TSIRKType); 1268 PETSC_EXTERN PetscErrorCode TSIRKGetNumStages(TS, PetscInt *); 1269 PETSC_EXTERN PetscErrorCode TSIRKSetNumStages(TS, PetscInt); 1270 PETSC_EXTERN PetscErrorCode TSIRKRegister(const char[], PetscErrorCode (*function)(TS)); 1271 PETSC_EXTERN PetscErrorCode TSIRKTableauCreate(TS, PetscInt, const PetscReal *, const PetscReal *, const PetscReal *, const PetscReal *, const PetscScalar *, const PetscScalar *, const PetscScalar *); 1272 PETSC_EXTERN PetscErrorCode TSIRKInitializePackage(void); 1273 PETSC_EXTERN PetscErrorCode TSIRKFinalizePackage(void); 1274 PETSC_EXTERN PetscErrorCode TSIRKRegisterDestroy(void); 1275 1276 /*J 1277 TSGLEEType - String with the name of a General Linear with Error Estimation `TSGLEE` type 1278 1279 Level: beginner 1280 1281 .seealso: [](ch_ts), `TSGLEESetType()`, `TS`, `TSGLEE`, `TSGLEERegister()` 1282 J*/ 1283 typedef const char *TSGLEEType; 1284 #define TSGLEEi1 "BE1" 1285 #define TSGLEE23 "23" 1286 #define TSGLEE24 "24" 1287 #define TSGLEE25I "25i" 1288 #define TSGLEE35 "35" 1289 #define TSGLEEEXRK2A "exrk2a" 1290 #define TSGLEERK32G1 "rk32g1" 1291 #define TSGLEERK285EX "rk285ex" 1292 1293 /*J 1294 TSGLEEMode - String with the mode of error estimation for a General Linear with Error Estimation `TSGLEE` type 1295 1296 Level: beginner 1297 1298 .seealso: [](ch_ts), `TSGLEESetMode()`, `TS`, `TSGLEE`, `TSGLEERegister()` 1299 J*/ 1300 PETSC_EXTERN PetscErrorCode TSGLEEGetType(TS ts, TSGLEEType *); 1301 PETSC_EXTERN PetscErrorCode TSGLEESetType(TS ts, TSGLEEType); 1302 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[]); 1303 PETSC_EXTERN PetscErrorCode TSGLEERegisterAll(void); 1304 PETSC_EXTERN PetscErrorCode TSGLEEFinalizePackage(void); 1305 PETSC_EXTERN PetscErrorCode TSGLEEInitializePackage(void); 1306 PETSC_EXTERN PetscErrorCode TSGLEERegisterDestroy(void); 1307 1308 /*J 1309 TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX `TSARKIMEX` type 1310 1311 Level: beginner 1312 1313 .seealso: [](ch_ts), `TSARKIMEXSetType()`, `TS`, `TSARKIMEX`, `TSARKIMEXRegister()` 1314 J*/ 1315 typedef const char *TSARKIMEXType; 1316 #define TSARKIMEX1BEE "1bee" 1317 #define TSARKIMEXA2 "a2" 1318 #define TSARKIMEXL2 "l2" 1319 #define TSARKIMEXARS122 "ars122" 1320 #define TSARKIMEX2C "2c" 1321 #define TSARKIMEX2D "2d" 1322 #define TSARKIMEX2E "2e" 1323 #define TSARKIMEXPRSSP2 "prssp2" 1324 #define TSARKIMEX3 "3" 1325 #define TSARKIMEXBPR3 "bpr3" 1326 #define TSARKIMEXARS443 "ars443" 1327 #define TSARKIMEX4 "4" 1328 #define TSARKIMEX5 "5" 1329 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts, TSARKIMEXType *); 1330 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts, TSARKIMEXType); 1331 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS, PetscBool); 1332 PETSC_EXTERN PetscErrorCode TSARKIMEXGetFullyImplicit(TS, PetscBool *); 1333 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFastSlowSplit(TS, PetscBool); 1334 PETSC_EXTERN PetscErrorCode TSARKIMEXGetFastSlowSplit(TS, PetscBool *); 1335 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[]); 1336 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void); 1337 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void); 1338 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void); 1339 1340 /*J 1341 TSDIRKType - String with the name of a Diagonally Implicit Runge-Kutta `TSDIRK` type 1342 1343 Level: beginner 1344 1345 .seealso: [](ch_ts), `TSDIRKSetType()`, `TS`, `TSDIRK`, `TSDIRKRegister()` 1346 J*/ 1347 typedef const char *TSDIRKType; 1348 #define TSDIRKS212 "s212" 1349 #define TSDIRKES122SAL "es122sal" 1350 #define TSDIRKES213SAL "es213sal" 1351 #define TSDIRKES324SAL "es324sal" 1352 #define TSDIRKES325SAL "es325sal" 1353 #define TSDIRK657A "657a" 1354 #define TSDIRKES648SA "es648sa" 1355 #define TSDIRK658A "658a" 1356 #define TSDIRKS659A "s659a" 1357 #define TSDIRK7510SAL "7510sal" 1358 #define TSDIRKES7510SA "es7510sa" 1359 #define TSDIRK759A "759a" 1360 #define TSDIRKS7511SAL "s7511sal" 1361 #define TSDIRK8614A "8614a" 1362 #define TSDIRK8616SAL "8616sal" 1363 #define TSDIRKES8516SAL "es8516sal" 1364 PETSC_EXTERN PetscErrorCode TSDIRKGetType(TS ts, TSDIRKType *); 1365 PETSC_EXTERN PetscErrorCode TSDIRKSetType(TS ts, TSDIRKType); 1366 PETSC_EXTERN PetscErrorCode TSDIRKRegister(TSDIRKType, PetscInt, PetscInt, const PetscReal[], const PetscReal[], const PetscReal[], const PetscReal[], PetscInt, const PetscReal[]); 1367 1368 /*J 1369 TSRosWType - String with the name of a Rosenbrock-W `TSROSW` type 1370 1371 Level: beginner 1372 1373 .seealso: [](ch_ts), `TSRosWSetType()`, `TS`, `TSROSW`, `TSRosWRegister()` 1374 J*/ 1375 typedef const char *TSRosWType; 1376 #define TSROSW2M "2m" 1377 #define TSROSW2P "2p" 1378 #define TSROSWRA3PW "ra3pw" 1379 #define TSROSWRA34PW2 "ra34pw2" 1380 #define TSROSWR34PRW "r34prw" 1381 #define TSROSWR3PRL2 "r3prl2" 1382 #define TSROSWRODAS3 "rodas3" 1383 #define TSROSWRODASPR "rodaspr" 1384 #define TSROSWRODASPR2 "rodaspr2" 1385 #define TSROSWSANDU3 "sandu3" 1386 #define TSROSWASSP3P3S1C "assp3p3s1c" 1387 #define TSROSWLASSP3P4S2C "lassp3p4s2c" 1388 #define TSROSWLLSSP3P4S2C "llssp3p4s2c" 1389 #define TSROSWARK3 "ark3" 1390 #define TSROSWTHETA1 "theta1" 1391 #define TSROSWTHETA2 "theta2" 1392 #define TSROSWGRK4T "grk4t" 1393 #define TSROSWSHAMP4 "shamp4" 1394 #define TSROSWVELDD4 "veldd4" 1395 #define TSROSW4L "4l" 1396 1397 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS, TSRosWType *); 1398 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS, TSRosWType); 1399 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS, PetscBool); 1400 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType, PetscInt, PetscInt, const PetscReal[], const PetscReal[], const PetscReal[], const PetscReal[], PetscInt, const PetscReal[]); 1401 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal); 1402 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void); 1403 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void); 1404 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void); 1405 1406 PETSC_EXTERN PetscErrorCode TSBDFSetOrder(TS, PetscInt); 1407 PETSC_EXTERN PetscErrorCode TSBDFGetOrder(TS, PetscInt *); 1408 1409 /*J 1410 TSBasicSymplecticType - String with the name of a basic symplectic integration `TSBASICSYMPLECTIC` type 1411 1412 Level: beginner 1413 1414 .seealso: [](ch_ts), `TSBasicSymplecticSetType()`, `TS`, `TSBASICSYMPLECTIC`, `TSBasicSymplecticRegister()` 1415 J*/ 1416 typedef const char *TSBasicSymplecticType; 1417 #define TSBASICSYMPLECTICSIEULER "1" 1418 #define TSBASICSYMPLECTICVELVERLET "2" 1419 #define TSBASICSYMPLECTIC3 "3" 1420 #define TSBASICSYMPLECTIC4 "4" 1421 PETSC_EXTERN PetscErrorCode TSBasicSymplecticSetType(TS, TSBasicSymplecticType); 1422 PETSC_EXTERN PetscErrorCode TSBasicSymplecticGetType(TS, TSBasicSymplecticType *); 1423 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegister(TSBasicSymplecticType, PetscInt, PetscInt, PetscReal[], PetscReal[]); 1424 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegisterAll(void); 1425 PETSC_EXTERN PetscErrorCode TSBasicSymplecticInitializePackage(void); 1426 PETSC_EXTERN PetscErrorCode TSBasicSymplecticFinalizePackage(void); 1427 PETSC_EXTERN PetscErrorCode TSBasicSymplecticRegisterDestroy(void); 1428 1429 /*J 1430 TSDISCGRAD - The Discrete Gradient integrator is a timestepper for Hamiltonian systems designed to conserve the first integral (energy), 1431 but also has the property for some systems of monotonicity in a functional. 1432 1433 Level: beginner 1434 1435 .seealso: [](ch_ts), `TS`, TSDiscGradSetFormulation()`, `TSDiscGradGetFormulation()` 1436 J*/ 1437 PETSC_EXTERN PetscErrorCode TSDiscGradSetFormulation(TS, PetscErrorCode (*)(TS, PetscReal, Vec, Mat, void *), PetscErrorCode (*)(TS, PetscReal, Vec, PetscScalar *, void *), PetscErrorCode (*)(TS, PetscReal, Vec, Vec, void *), void *); 1438 PETSC_EXTERN PetscErrorCode TSDiscGradGetFormulation(TS, PetscErrorCode (**)(TS, PetscReal, Vec, Mat, void *), PetscErrorCode (**)(TS, PetscReal, Vec, PetscScalar *, void *), PetscErrorCode (**)(TS, PetscReal, Vec, Vec, void *), void *); 1439 PETSC_EXTERN PetscErrorCode TSDiscGradIsGonzalez(TS, PetscBool *); 1440 PETSC_EXTERN PetscErrorCode TSDiscGradUseGonzalez(TS, PetscBool); 1441 1442 /* 1443 PETSc interface to Sundials 1444 */ 1445 #ifdef PETSC_HAVE_SUNDIALS2 1446 typedef enum { 1447 SUNDIALS_ADAMS = 1, 1448 SUNDIALS_BDF = 2 1449 } TSSundialsLmmType; 1450 PETSC_EXTERN const char *const TSSundialsLmmTypes[]; 1451 typedef enum { 1452 SUNDIALS_MODIFIED_GS = 1, 1453 SUNDIALS_CLASSICAL_GS = 2 1454 } TSSundialsGramSchmidtType; 1455 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[]; 1456 1457 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS, TSSundialsLmmType); 1458 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS, PC *); 1459 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS, PetscReal, PetscReal); 1460 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS, PetscReal); 1461 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS, PetscReal); 1462 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS, PetscInt *, PetscInt *); 1463 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS, TSSundialsGramSchmidtType); 1464 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS, PetscInt); 1465 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS, PetscReal); 1466 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS, PetscBool); 1467 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS, PetscInt); 1468 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxord(TS, PetscInt); 1469 PETSC_EXTERN PetscErrorCode TSSundialsSetUseDense(TS, PetscBool); 1470 #endif 1471 1472 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS, PetscReal); 1473 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS, PetscReal *); 1474 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS, PetscBool *); 1475 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS, PetscBool); 1476 1477 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS, PetscReal); 1478 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS, PetscReal, PetscReal, PetscReal); 1479 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS, PetscReal *, PetscReal *, PetscReal *); 1480 1481 PETSC_EXTERN PetscErrorCode TSAlpha2SetRadius(TS, PetscReal); 1482 PETSC_EXTERN PetscErrorCode TSAlpha2SetParams(TS, PetscReal, PetscReal, PetscReal, PetscReal); 1483 PETSC_EXTERN PetscErrorCode TSAlpha2GetParams(TS, PetscReal *, PetscReal *, PetscReal *, PetscReal *); 1484 1485 /*S 1486 TSAlpha2PredictorFn - A callback to set the predictor (i.e., the initial guess for the nonlinear solver) in 1487 a second-order generalized-alpha time integrator. 1488 1489 Calling Sequence: 1490 + ts - the `TS` context obtained from `TSCreate()` 1491 . X0 - the previous time step's state vector 1492 . V0 - the previous time step's first derivative of the state vector 1493 . A0 - the previous time step's second derivative of the state vector 1494 . X1 - the vector into which the initial guess for the current time step will be written 1495 - ctx - [optional] user-defined context for the predictor evaluation routine (may be `NULL`) 1496 1497 Level: intermediate 1498 1499 Note: 1500 The deprecated `TSAlpha2Predictor` still works as a replacement for `TSAlpha2PredictorFn` *. 1501 1502 .seealso: [](ch_ts), `TS`, `TSAlpha2SetPredictor()` 1503 S*/ 1504 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(TSAlpha2PredictorFn)(TS ts, Vec X0, Vec V0, Vec A0, Vec X1, void *ctx); 1505 1506 PETSC_EXTERN_TYPEDEF typedef TSAlpha2PredictorFn *TSAlpha2Predictor; 1507 1508 PETSC_EXTERN PetscErrorCode TSAlpha2SetPredictor(TS, TSAlpha2PredictorFn *, void *ctx); 1509 1510 PETSC_EXTERN PetscErrorCode TSSetDM(TS, DM); 1511 PETSC_EXTERN PetscErrorCode TSGetDM(TS, DM *); 1512 1513 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES, Vec, Vec, void *); 1514 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES, Vec, Mat, Mat, void *); 1515 1516 PETSC_EXTERN PetscErrorCode TSRHSJacobianTest(TS, PetscBool *); 1517 PETSC_EXTERN PetscErrorCode TSRHSJacobianTestTranspose(TS, PetscBool *); 1518 1519 PETSC_EXTERN PetscErrorCode TSGetComputeInitialCondition(TS, PetscErrorCode (**)(TS, Vec)); 1520 PETSC_EXTERN PetscErrorCode TSSetComputeInitialCondition(TS, PetscErrorCode (*)(TS, Vec)); 1521 PETSC_EXTERN PetscErrorCode TSComputeInitialCondition(TS, Vec); 1522 PETSC_EXTERN PetscErrorCode TSGetComputeExactError(TS, PetscErrorCode (**)(TS, Vec, Vec)); 1523 PETSC_EXTERN PetscErrorCode TSSetComputeExactError(TS, PetscErrorCode (*)(TS, Vec, Vec)); 1524 PETSC_EXTERN PetscErrorCode TSComputeExactError(TS, Vec, Vec); 1525 PETSC_EXTERN PetscErrorCode PetscConvEstUseTS(PetscConvEst, PetscBool); 1526 1527 PETSC_EXTERN PetscErrorCode TSSetMatStructure(TS, MatStructure); 1528