1 /* 2 User interface for the timestepping package. This package 3 is for use in solving time-dependent PDEs. 4 */ 5 #if !defined(__PETSCTS_H) 6 #define __PETSCTS_H 7 #include <petscsnes.h> 8 9 /*S 10 TS - Abstract PETSc object that manages all time-steppers (ODE integrators) 11 12 Level: beginner 13 14 Concepts: ODE solvers 15 16 .seealso: TSCreate(), TSSetType(), TSType, SNES, KSP, PC, TSDestroy() 17 S*/ 18 typedef struct _p_TS* TS; 19 20 /*J 21 TSType - String with the name of a PETSc TS method. 22 23 Level: beginner 24 25 .seealso: TSSetType(), TS, TSRegister() 26 J*/ 27 typedef const char* TSType; 28 #define TSEULER "euler" 29 #define TSBEULER "beuler" 30 #define TSPSEUDO "pseudo" 31 #define TSCN "cn" 32 #define TSSUNDIALS "sundials" 33 #define TSRK "rk" 34 #define TSPYTHON "python" 35 #define TSTHETA "theta" 36 #define TSALPHA "alpha" 37 #define TSGL "gl" 38 #define TSSSP "ssp" 39 #define TSARKIMEX "arkimex" 40 #define TSROSW "rosw" 41 #define TSEIMEX "eimex" 42 #define TSMIMEX "mimex" 43 /*E 44 TSProblemType - Determines the type of problem this TS object is to be used to solve 45 46 Level: beginner 47 48 .seealso: TSCreate() 49 E*/ 50 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType; 51 52 /*E 53 TSEquationType - type of TS problem that is solved 54 55 Level: beginner 56 57 Developer Notes: this must match petsc/finclude/petscts.h 58 59 Supported types are: 60 TS_EQ_UNSPECIFIED (default) 61 TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0 62 TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0 63 64 .seealso: TSGetEquationType(), TSSetEquationType() 65 E*/ 66 typedef enum { 67 TS_EQ_UNSPECIFIED = -1, 68 TS_EQ_EXPLICIT = 0, 69 TS_EQ_ODE_EXPLICIT = 1, 70 TS_EQ_DAE_SEMI_EXPLICIT_INDEX1 = 100, 71 TS_EQ_DAE_SEMI_EXPLICIT_INDEX2 = 200, 72 TS_EQ_DAE_SEMI_EXPLICIT_INDEX3 = 300, 73 TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500, 74 TS_EQ_IMPLICIT = 1000, 75 TS_EQ_ODE_IMPLICIT = 1001, 76 TS_EQ_DAE_IMPLICIT_INDEX1 = 1100, 77 TS_EQ_DAE_IMPLICIT_INDEX2 = 1200, 78 TS_EQ_DAE_IMPLICIT_INDEX3 = 1300, 79 TS_EQ_DAE_IMPLICIT_INDEXHI = 1500 80 } TSEquationType; 81 PETSC_EXTERN const char *const*TSEquationTypes; 82 83 /*E 84 TSConvergedReason - reason a TS method has converged or not 85 86 Level: beginner 87 88 Developer Notes: this must match petsc/finclude/petscts.h 89 90 Each reason has its own manual page. 91 92 .seealso: TSGetConvergedReason() 93 E*/ 94 typedef enum { 95 TS_CONVERGED_ITERATING = 0, 96 TS_CONVERGED_TIME = 1, 97 TS_CONVERGED_ITS = 2, 98 TS_CONVERGED_USER = 3, 99 TS_CONVERGED_EVENT = 4, 100 TS_CONVERGED_PSEUDO_FATOL = 5, 101 TS_CONVERGED_PSEUDO_FRTOL = 6, 102 TS_DIVERGED_NONLINEAR_SOLVE = -1, 103 TS_DIVERGED_STEP_REJECTED = -2 104 } TSConvergedReason; 105 PETSC_EXTERN const char *const*TSConvergedReasons; 106 107 /*MC 108 TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve() 109 110 Level: beginner 111 112 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt() 113 M*/ 114 115 /*MC 116 TS_CONVERGED_TIME - the final time was reached 117 118 Level: beginner 119 120 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration(), TSGetSolveTime() 121 M*/ 122 123 /*MC 124 TS_CONVERGED_ITS - the maximum number of iterations (time-steps) was reached prior to the final time 125 126 Level: beginner 127 128 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration() 129 M*/ 130 131 /*MC 132 TS_CONVERGED_USER - user requested termination 133 134 Level: beginner 135 136 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration() 137 M*/ 138 139 /*MC 140 TS_CONVERGED_EVENT - user requested termination on event detection 141 142 Level: beginner 143 144 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration() 145 M*/ 146 147 /*MC 148 TS_CONVERGED_PSEUDO_FRTOL - stops when function norm decreased by a set amount, used only for TSPSEUDO 149 150 Level: beginner 151 152 Options Database: 153 . -ts_pseudo_frtol <rtol> 154 155 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration(), TS_CONVERGED_PSEUDO_FATOL 156 M*/ 157 158 /*MC 159 TS_CONVERGED_PSEUDO_FATOL - stops when function norm decreases below a set amount, used only for TSPSEUDO 160 161 Level: beginner 162 163 Options Database: 164 . -ts_pseudo_fatol <atol> 165 166 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration(), TS_CONVERGED_PSEUDO_FRTOL 167 M*/ 168 169 /*MC 170 TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed 171 172 Level: beginner 173 174 Notes: See TSSetMaxSNESFailures() for how to allow more nonlinear solver failures. 175 176 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason(), TSSetMaxSNESFailures() 177 M*/ 178 179 /*MC 180 TS_DIVERGED_STEP_REJECTED - too many steps were rejected 181 182 Level: beginner 183 184 Notes: See TSSetMaxStepRejections() for how to allow more step rejections. 185 186 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetMaxStepRejections() 187 M*/ 188 189 /*E 190 TSExactFinalTimeOption - option for handling of final time step 191 192 Level: beginner 193 194 Developer Notes: this must match petsc/finclude/petscts.h 195 196 $ TS_EXACTFINALTIME_STEPOVER - Don't do anything if final time is exceeded 197 $ TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time 198 $ TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time 199 .seealso: TSGetConvergedReason(), TSSetExactFinalTime() 200 201 E*/ 202 typedef enum {TS_EXACTFINALTIME_STEPOVER=0,TS_EXACTFINALTIME_INTERPOLATE=1,TS_EXACTFINALTIME_MATCHSTEP=2} TSExactFinalTimeOption; 203 PETSC_EXTERN const char *const TSExactFinalTimeOptions[]; 204 205 206 /* Logging support */ 207 PETSC_EXTERN PetscClassId TS_CLASSID; 208 PETSC_EXTERN PetscClassId DMTS_CLASSID; 209 210 PETSC_EXTERN PetscErrorCode TSInitializePackage(void); 211 212 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*); 213 PETSC_EXTERN PetscErrorCode TSClone(TS,TS*); 214 PETSC_EXTERN PetscErrorCode TSDestroy(TS*); 215 216 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType); 217 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*); 218 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec); 219 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**)); 220 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS); 221 222 PETSC_EXTERN PetscErrorCode TSAdjointMonitor(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*); 223 PETSC_EXTERN PetscErrorCode TSAdjointMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*),void *,PetscErrorCode (*)(void**)); 224 PETSC_EXTERN PetscErrorCode TSAdjointMonitorCancel(TS); 225 226 227 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]); 228 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]); 229 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]); 230 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS); 231 PETSC_EXTERN PetscErrorCode TSSetUp(TS); 232 PETSC_EXTERN PetscErrorCode TSReset(TS); 233 234 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec); 235 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*); 236 237 /*S 238 TSTrajectory - Abstract PETSc object that storing the trajectory (solution of ODE/ADE at each time step and stage) 239 240 Level: advanced 241 242 Concepts: ODE solvers, adjoint 243 244 .seealso: TSCreate(), TSSetType(), TSType, SNES, KSP, PC, TSDestroy() 245 S*/ 246 typedef struct _p_TSTrajectory* TSTrajectory; 247 248 /*J 249 TSTrajectoryType - String with the name of a PETSc TS trajectory storage method 250 251 Level: intermediate 252 253 .seealso: TSSetType(), TS, TSRegister(), TSTrajectoryCreate(), TSTrajectorySetType() 254 J*/ 255 typedef const char* TSTrajectoryType; 256 #define TSTRAJECTORYBASIC "basic" 257 #define TSTRAJECTORYSINGLEFILE "singlefile" 258 #define TSTRAJECTORYMEMORY "memory" 259 260 PETSC_EXTERN PetscFunctionList TSTrajectoryList; 261 PETSC_EXTERN PetscClassId TSTRAJECTORY_CLASSID; 262 PETSC_EXTERN PetscBool TSTrajectoryRegisterAllCalled; 263 264 PETSC_EXTERN PetscErrorCode TSSetSaveTrajectory(TS); 265 266 PETSC_EXTERN PetscErrorCode TSTrajectoryCreate(MPI_Comm,TSTrajectory*); 267 PETSC_EXTERN PetscErrorCode TSTrajectoryDestroy(TSTrajectory*); 268 PETSC_EXTERN PetscErrorCode TSTrajectorySetType(TSTrajectory,TS,const TSTrajectoryType); 269 PETSC_EXTERN PetscErrorCode TSTrajectorySet(TSTrajectory,TS,PetscInt,PetscReal,Vec); 270 PETSC_EXTERN PetscErrorCode TSTrajectoryGet(TSTrajectory,TS,PetscInt,PetscReal*); 271 PETSC_EXTERN PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory,TS); 272 PETSC_EXTERN PetscErrorCode TSTrajectoryRegisterAll(void); 273 PETSC_EXTERN PetscErrorCode TSTrajectorySetUp(TSTrajectory,TS); 274 275 PETSC_EXTERN PetscErrorCode TSSetCostGradients(TS,PetscInt,Vec*,Vec*); 276 PETSC_EXTERN PetscErrorCode TSGetCostGradients(TS,PetscInt*,Vec**,Vec**); 277 PETSC_EXTERN PetscErrorCode TSSetCostIntegrand(TS,PetscInt,PetscErrorCode (*)(TS,PetscReal,Vec,Vec,void*),PetscErrorCode (*)(TS,PetscReal,Vec,Vec*,void*),PetscErrorCode (*)(TS,PetscReal,Vec,Vec*,void*),PetscBool,void*); 278 PETSC_EXTERN PetscErrorCode TSGetCostIntegral(TS,Vec*); 279 280 PETSC_EXTERN PetscErrorCode TSAdjointSetRHSJacobian(TS,Mat,PetscErrorCode(*)(TS,PetscReal,Vec,Mat,void*),void*); 281 PETSC_EXTERN PetscErrorCode TSAdjointSolve(TS); 282 PETSC_EXTERN PetscErrorCode TSAdjointSetSteps(TS,PetscInt); 283 284 PETSC_EXTERN PetscErrorCode TSAdjointComputeRHSJacobian(TS,PetscReal,Vec,Mat); 285 PETSC_EXTERN PetscErrorCode TSAdjointStep(TS); 286 PETSC_EXTERN PetscErrorCode TSAdjointSetUp(TS); 287 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDPFunction(TS,PetscReal,Vec,Vec*); 288 PETSC_EXTERN PetscErrorCode TSAdjointComputeDRDYFunction(TS,PetscReal,Vec,Vec*); 289 PETSC_EXTERN PetscErrorCode TSAdjointComputeCostIntegrand(TS,PetscReal,Vec,Vec); 290 PETSC_EXTERN PetscErrorCode TSAdjointCostIntegral(TS); 291 PETSC_EXTERN PetscErrorCode TSForwardCostIntegral(TS); 292 293 PETSC_EXTERN PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal); 294 PETSC_EXTERN PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*); 295 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption); 296 297 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,void*); 298 299 typedef struct _n_TSMonitorDrawCtx* TSMonitorDrawCtx; 300 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *); 301 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*); 302 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*); 303 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS,PetscInt,PetscReal,Vec,void*); 304 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*); 305 306 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDefault(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void *); 307 PETSC_EXTERN PetscErrorCode TSAdjointMonitorDrawSensi(TS,PetscInt,PetscReal,Vec,PetscInt,Vec*,Vec*,void*); 308 309 PETSC_EXTERN PetscErrorCode TSMonitorSolution(TS,PetscInt,PetscReal,Vec,void*); 310 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*); 311 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*); 312 313 PETSC_EXTERN PetscErrorCode TSStep(TS); 314 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*); 315 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec); 316 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*); 317 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType); 318 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*); 319 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason); 320 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*); 321 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*); 322 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*); 323 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*); 324 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt); 325 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*); 326 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt); 327 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool); 328 PETSC_EXTERN PetscErrorCode TSRollBack(TS); 329 PETSC_EXTERN PetscErrorCode TSGetTotalSteps(TS,PetscInt*); 330 331 PETSC_EXTERN PetscErrorCode TSGetStages(TS,PetscInt*,Vec**); 332 333 PETSC_EXTERN PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal); 334 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*); 335 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*); 336 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal); 337 PETSC_EXTERN PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*); 338 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal); 339 PETSC_EXTERN PetscErrorCode TSGetPrevTime(TS,PetscReal*); 340 341 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*); 342 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat,Mat,void*); 343 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*); 344 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**); 345 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*); 346 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**); 347 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS,PetscBool); 348 349 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*); 350 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*); 351 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,PetscErrorCode (*)(TS,PetscReal,Vec,void*),void*); 352 353 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*); 354 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*); 355 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*); 356 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**); 357 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*); 358 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**); 359 360 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*); 361 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat,Mat,void*); 362 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*); 363 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*); 364 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec); 365 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec); 366 PETSC_EXTERN PetscErrorCode TSComputeIJacobianDefaultColor(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*); 367 368 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS)); 369 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal)); 370 PETSC_EXTERN PetscErrorCode TSSetPostStage(TS, PetscErrorCode (*)(TS,PetscReal,PetscInt,Vec*)); 371 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS)); 372 PETSC_EXTERN PetscErrorCode TSPreStep(TS); 373 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal); 374 PETSC_EXTERN PetscErrorCode TSPostStage(TS,PetscReal,PetscInt,Vec*); 375 PETSC_EXTERN PetscErrorCode TSPostStep(TS); 376 PETSC_EXTERN PetscErrorCode TSSetRetainStages(TS,PetscBool); 377 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec); 378 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec); 379 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*); 380 PETSC_EXTERN PetscErrorCode TSErrorWeightedNormInfinity(TS,Vec,Vec,PetscReal*); 381 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm2(TS,Vec,Vec,PetscReal*); 382 PETSC_EXTERN PetscErrorCode TSErrorWeightedNorm(TS,Vec,Vec,NormType,PetscReal*); 383 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal); 384 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*); 385 PETSC_EXTERN PetscErrorCode TSSetFunctionDomainError(TS, PetscErrorCode (*)(TS,PetscReal,Vec,PetscBool*)); 386 PETSC_EXTERN PetscErrorCode TSFunctionDomainError(TS,PetscReal,Vec,PetscBool*); 387 388 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*); 389 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS,PetscReal*,void*); 390 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *); 391 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal); 392 393 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*); 394 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS,Vec,void*,PetscReal*,PetscBool *); 395 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *); 396 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal); 397 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS); 398 399 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]); 400 401 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec); 402 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat,Mat); 403 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool); 404 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat,Mat,PetscBool); 405 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*); 406 407 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec); 408 409 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*); 410 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**); 411 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*); 412 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**); 413 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*); 414 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**); 415 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*); 416 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**); 417 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*); 418 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**); 419 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,PetscErrorCode (*)(TS,PetscReal,Vec,void*),void*); 420 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,PetscErrorCode (**)(TS,PetscReal,Vec,void*),void**); 421 PETSC_EXTERN PetscErrorCode DMTSGetMinRadius(DM,PetscReal*); 422 PETSC_EXTERN PetscErrorCode DMTSSetMinRadius(DM,PetscReal); 423 PETSC_EXTERN PetscErrorCode DMTSCheckFromOptions(TS, Vec, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **); 424 425 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,Vec,void*),void*); 426 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,PetscReal,Mat,Mat,void*),void*); 427 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunctionLocal(DM,PetscErrorCode (*)(DM,PetscReal,Vec,Vec,void*),void*); 428 429 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer)); 430 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer)); 431 432 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*); 433 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*); 434 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*); 435 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*); 436 437 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *); 438 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,void*),void *); 439 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *); 440 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,void*),void *); 441 442 PETSC_EXTERN PetscErrorCode DMPlexTSGetGeometryFVM(DM, Vec *, Vec *, PetscReal *); 443 444 typedef struct _n_TSMonitorLGCtx* TSMonitorLGCtx; 445 typedef struct { 446 Vec ray; 447 VecScatter scatter; 448 PetscViewer viewer; 449 TSMonitorLGCtx lgctx; 450 } TSMonitorDMDARayCtx; 451 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**); 452 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*); 453 PETSC_EXTERN PetscErrorCode TSMonitorLGDMDARay(TS,PetscInt,PetscReal,Vec,void*); 454 455 456 /* Dynamic creation and loading functions */ 457 PETSC_EXTERN PetscFunctionList TSList; 458 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*); 459 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType); 460 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS)); 461 462 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*); 463 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES); 464 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*); 465 466 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer); 467 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer); 468 PETSC_STATIC_INLINE PetscErrorCode TSViewFromOptions(TS A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);} 469 PETSC_STATIC_INLINE PetscErrorCode TSTrajectoryViewFromOptions(TSTrajectory A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);} 470 471 #define TS_FILE_CLASSID 1211225 472 473 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *); 474 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *); 475 476 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *); 477 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*); 478 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *); 479 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *); 480 PETSC_EXTERN PetscErrorCode TSMonitorLGSetVariableNames(TS,const char * const*); 481 PETSC_EXTERN PetscErrorCode TSMonitorLGGetVariableNames(TS,const char *const **); 482 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetVariableNames(TSMonitorLGCtx,const char * const *); 483 PETSC_EXTERN PetscErrorCode TSMonitorLGSetDisplayVariables(TS,const char * const*); 484 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetDisplayVariables(TSMonitorLGCtx,const char * const*); 485 PETSC_EXTERN PetscErrorCode TSMonitorLGSetTransform(TS,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void*); 486 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxSetTransform(TSMonitorLGCtx,PetscErrorCode (*)(void*,Vec,Vec*),PetscErrorCode (*)(void*),void *); 487 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *); 488 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *); 489 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *); 490 491 typedef struct _n_TSMonitorEnvelopeCtx* TSMonitorEnvelopeCtx; 492 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxCreate(TS,TSMonitorEnvelopeCtx*); 493 PETSC_EXTERN PetscErrorCode TSMonitorEnvelope(TS,PetscInt,PetscReal,Vec,void*); 494 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeGetBounds(TS,Vec*,Vec*); 495 PETSC_EXTERN PetscErrorCode TSMonitorEnvelopeCtxDestroy(TSMonitorEnvelopeCtx*); 496 497 typedef struct _n_TSMonitorSPEigCtx* TSMonitorSPEigCtx; 498 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *); 499 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*); 500 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *); 501 502 PETSC_EXTERN PetscErrorCode TSSetEventMonitor(TS,PetscInt,PetscInt*,PetscBool*,PetscErrorCode (*)(TS,PetscReal,Vec,PetscScalar*,void*),PetscErrorCode (*)(TS,PetscInt,PetscInt[],PetscReal,Vec,PetscBool,void*),void*); 503 PETSC_EXTERN PetscErrorCode TSSetEventTolerances(TS,PetscReal,PetscReal*); 504 /*J 505 TSSSPType - string with the name of TSSSP scheme. 506 507 Level: beginner 508 509 .seealso: TSSSPSetType(), TS 510 J*/ 511 typedef const char* TSSSPType; 512 #define TSSSPRKS2 "rks2" 513 #define TSSSPRKS3 "rks3" 514 #define TSSSPRK104 "rk104" 515 516 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType); 517 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*); 518 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt); 519 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*); 520 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void); 521 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void); 522 523 /*S 524 TSAdapt - Abstract object that manages time-step adaptivity 525 526 Level: beginner 527 528 .seealso: TS, TSAdaptCreate(), TSAdaptType 529 S*/ 530 typedef struct _p_TSAdapt *TSAdapt; 531 532 /*E 533 TSAdaptType - String with the name of TSAdapt scheme. 534 535 Level: beginner 536 537 .seealso: TSAdaptSetType(), TS 538 E*/ 539 typedef const char *TSAdaptType; 540 #define TSADAPTBASIC "basic" 541 #define TSADAPTNONE "none" 542 #define TSADAPTCFL "cfl" 543 544 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*); 545 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],PetscErrorCode (*)(TSAdapt)); 546 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void); 547 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void); 548 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*); 549 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType); 550 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]); 551 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt); 552 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool); 553 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**); 554 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*); 555 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscReal,Vec,PetscBool*); 556 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer); 557 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer); 558 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(PetscOptionItems*,TSAdapt); 559 PETSC_EXTERN PetscErrorCode TSAdaptReset(TSAdapt); 560 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*); 561 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool); 562 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal); 563 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscReal,Vec,PetscBool*)); 564 565 /*S 566 TSGLAdapt - Abstract object that manages time-step adaptivity 567 568 Level: beginner 569 570 Developer Notes: 571 This functionality should be replaced by the TSAdapt. 572 573 .seealso: TSGL, TSGLAdaptCreate(), TSGLAdaptType 574 S*/ 575 typedef struct _p_TSGLAdapt *TSGLAdapt; 576 577 /*J 578 TSGLAdaptType - String with the name of TSGLAdapt scheme 579 580 Level: beginner 581 582 .seealso: TSGLAdaptSetType(), TS 583 J*/ 584 typedef const char *TSGLAdaptType; 585 #define TSGLADAPT_NONE "none" 586 #define TSGLADAPT_SIZE "size" 587 #define TSGLADAPT_BOTH "both" 588 589 PETSC_EXTERN PetscErrorCode TSGLAdaptRegister(const char[],PetscErrorCode (*)(TSGLAdapt)); 590 PETSC_EXTERN PetscErrorCode TSGLAdaptInitializePackage(void); 591 PETSC_EXTERN PetscErrorCode TSGLAdaptFinalizePackage(void); 592 PETSC_EXTERN PetscErrorCode TSGLAdaptCreate(MPI_Comm,TSGLAdapt*); 593 PETSC_EXTERN PetscErrorCode TSGLAdaptSetType(TSGLAdapt,TSGLAdaptType); 594 PETSC_EXTERN PetscErrorCode TSGLAdaptSetOptionsPrefix(TSGLAdapt,const char[]); 595 PETSC_EXTERN PetscErrorCode TSGLAdaptChoose(TSGLAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *); 596 PETSC_EXTERN PetscErrorCode TSGLAdaptView(TSGLAdapt,PetscViewer); 597 PETSC_EXTERN PetscErrorCode TSGLAdaptSetFromOptions(PetscOptionItems*,TSGLAdapt); 598 PETSC_EXTERN PetscErrorCode TSGLAdaptDestroy(TSGLAdapt*); 599 600 /*J 601 TSGLAcceptType - String with the name of TSGLAccept scheme 602 603 Level: beginner 604 605 .seealso: TSGLSetAcceptType(), TS 606 J*/ 607 typedef const char *TSGLAcceptType; 608 #define TSGLACCEPT_ALWAYS "always" 609 610 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *); 611 PETSC_EXTERN PetscErrorCode TSGLAcceptRegister(const char[],TSGLAcceptFunction); 612 613 /*J 614 TSGLType - family of time integration method within the General Linear class 615 616 Level: beginner 617 618 .seealso: TSGLSetType(), TSGLRegister() 619 J*/ 620 typedef const char* TSGLType; 621 #define TSGL_IRKS "irks" 622 623 PETSC_EXTERN PetscErrorCode TSGLRegister(const char[],PetscErrorCode(*)(TS)); 624 PETSC_EXTERN PetscErrorCode TSGLInitializePackage(void); 625 PETSC_EXTERN PetscErrorCode TSGLFinalizePackage(void); 626 PETSC_EXTERN PetscErrorCode TSGLSetType(TS,TSGLType); 627 PETSC_EXTERN PetscErrorCode TSGLGetAdapt(TS,TSGLAdapt*); 628 PETSC_EXTERN PetscErrorCode TSGLSetAcceptType(TS,TSGLAcceptType); 629 630 /*J 631 TSEIMEXType - String with the name of an Extrapolated IMEX method. 632 633 Level: beginner 634 635 .seealso: TSEIMEXSetType(), TS, TSEIMEX, TSEIMEXRegister() 636 J*/ 637 #define TSEIMEXType char* 638 639 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts,PetscInt); 640 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts,PetscInt,PetscInt); 641 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS,PetscBool); 642 643 /*J 644 TSRKType - String with the name of a Runge-Kutta method. 645 646 Level: beginner 647 648 .seealso: TSRKSetType(), TS, TSRK, TSRKRegister() 649 J*/ 650 typedef const char* TSRKType; 651 #define TSRK1FE "1fe" 652 #define TSRK2A "2a" 653 #define TSRK3 "3" 654 #define TSRK3BS "3bs" 655 #define TSRK4 "4" 656 #define TSRK5F "5f" 657 #define TSRK5DP "5dp" 658 PETSC_EXTERN PetscErrorCode TSRKGetType(TS ts,TSRKType*); 659 PETSC_EXTERN PetscErrorCode TSRKSetType(TS ts,TSRKType); 660 PETSC_EXTERN PetscErrorCode TSRKSetFullyImplicit(TS,PetscBool); 661 PETSC_EXTERN PetscErrorCode TSRKRegister(TSRKType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]); 662 PETSC_EXTERN PetscErrorCode TSRKFinalizePackage(void); 663 PETSC_EXTERN PetscErrorCode TSRKInitializePackage(void); 664 PETSC_EXTERN PetscErrorCode TSRKRegisterDestroy(void); 665 666 /*J 667 TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method. 668 669 Level: beginner 670 671 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister() 672 J*/ 673 typedef const char* TSARKIMEXType; 674 #define TSARKIMEX1BEE "1bee" 675 #define TSARKIMEXA2 "a2" 676 #define TSARKIMEXL2 "l2" 677 #define TSARKIMEXARS122 "ars122" 678 #define TSARKIMEX2C "2c" 679 #define TSARKIMEX2D "2d" 680 #define TSARKIMEX2E "2e" 681 #define TSARKIMEXPRSSP2 "prssp2" 682 #define TSARKIMEX3 "3" 683 #define TSARKIMEXBPR3 "bpr3" 684 #define TSARKIMEXARS443 "ars443" 685 #define TSARKIMEX4 "4" 686 #define TSARKIMEX5 "5" 687 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*); 688 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType); 689 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool); 690 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[]); 691 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void); 692 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void); 693 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void); 694 695 /*J 696 TSRosWType - String with the name of a Rosenbrock-W method. 697 698 Level: beginner 699 700 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister() 701 J*/ 702 typedef const char* TSRosWType; 703 #define TSROSW2M "2m" 704 #define TSROSW2P "2p" 705 #define TSROSWRA3PW "ra3pw" 706 #define TSROSWRA34PW2 "ra34pw2" 707 #define TSROSWRODAS3 "rodas3" 708 #define TSROSWSANDU3 "sandu3" 709 #define TSROSWASSP3P3S1C "assp3p3s1c" 710 #define TSROSWLASSP3P4S2C "lassp3p4s2c" 711 #define TSROSWLLSSP3P4S2C "llssp3p4s2c" 712 #define TSROSWARK3 "ark3" 713 #define TSROSWTHETA1 "theta1" 714 #define TSROSWTHETA2 "theta2" 715 #define TSROSWGRK4T "grk4t" 716 #define TSROSWSHAMP4 "shamp4" 717 #define TSROSWVELDD4 "veldd4" 718 #define TSROSW4L "4l" 719 720 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS ts,TSRosWType*); 721 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS ts,TSRosWType); 722 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool); 723 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]); 724 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal); 725 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void); 726 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void); 727 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void); 728 729 /* 730 PETSc interface to Sundials 731 */ 732 #ifdef PETSC_HAVE_SUNDIALS 733 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType; 734 PETSC_EXTERN const char *const TSSundialsLmmTypes[]; 735 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType; 736 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[]; 737 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType); 738 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*); 739 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal); 740 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal); 741 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal); 742 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *); 743 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType); 744 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt); 745 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal); 746 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool ); 747 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]); 748 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt); 749 #endif 750 751 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal); 752 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*); 753 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*); 754 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool); 755 756 PETSC_EXTERN PetscErrorCode TSAlphaSetAdapt(TS,PetscErrorCode(*)(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*),void*); 757 PETSC_EXTERN PetscErrorCode TSAlphaAdaptDefault(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*); 758 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal); 759 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal); 760 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*); 761 762 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM); 763 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*); 764 765 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*); 766 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat,Mat,void*); 767 768 #endif 769