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 /*E 43 TSProblemType - Determines the type of problem this TS object is to be used to solve 44 45 Level: beginner 46 47 .seealso: TSCreate() 48 E*/ 49 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType; 50 51 /*E 52 TSEquationType - type of TS problem that is solved 53 54 Level: beginner 55 56 Developer Notes: this must match finclude/petscts.h 57 58 Supported types are: 59 TS_EQ_UNSPECIFIED (default) 60 TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0 61 TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0 62 63 .seealso: TSGetEquationType(), TSSetEquationType() 64 E*/ 65 typedef enum { 66 TS_EQ_UNSPECIFIED = -1, 67 TS_EQ_EXPLICIT = 0, 68 TS_EQ_ODE_EXPLICIT = 1, 69 TS_EQ_DAE_SEMI_EXPLICIT_INDEX1 = 100, 70 TS_EQ_DAE_SEMI_EXPLICIT_INDEX2 = 200, 71 TS_EQ_DAE_SEMI_EXPLICIT_INDEX3 = 300, 72 TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500, 73 TS_EQ_IMPLICIT = 1000, 74 TS_EQ_ODE_IMPLICIT = 1001, 75 TS_EQ_DAE_IMPLICIT_INDEX1 = 1100, 76 TS_EQ_DAE_IMPLICIT_INDEX2 = 1200, 77 TS_EQ_DAE_IMPLICIT_INDEX3 = 1300, 78 TS_EQ_DAE_IMPLICIT_INDEXHI = 1500 79 } TSEquationType; 80 PETSC_EXTERN const char *const*TSEquationTypes; 81 82 /*E 83 TSConvergedReason - reason a TS method has converged or not 84 85 Level: beginner 86 87 Developer Notes: this must match finclude/petscts.h 88 89 Each reason has its own manual page. 90 91 .seealso: TSGetConvergedReason() 92 E*/ 93 typedef enum { 94 TS_CONVERGED_ITERATING = 0, 95 TS_CONVERGED_TIME = 1, 96 TS_CONVERGED_ITS = 2, 97 TS_CONVERGED_USER = 3, 98 TS_CONVERGED_EVENT = 4, 99 TS_DIVERGED_NONLINEAR_SOLVE = -1, 100 TS_DIVERGED_STEP_REJECTED = -2 101 } TSConvergedReason; 102 PETSC_EXTERN const char *const*TSConvergedReasons; 103 /*MC 104 TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve() 105 106 Level: beginner 107 108 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt() 109 M*/ 110 111 /*MC 112 TS_CONVERGED_TIME - the final time was reached 113 114 Level: beginner 115 116 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration(), TSGetSolveTime() 117 M*/ 118 119 /*MC 120 TS_CONVERGED_ITS - the maximum number of iterations was reached prior to the final time 121 122 Level: beginner 123 124 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSSetDuration() 125 M*/ 126 /*MC 127 TS_CONVERGED_USER - user requested termination 128 129 Level: beginner 130 131 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration() 132 M*/ 133 134 /*MC 135 TS_CONVERGED_EVENT - user requested termination on event detection 136 137 Level: beginner 138 139 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration() 140 M*/ 141 142 /*MC 143 TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed 144 145 Level: beginner 146 147 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason() 148 M*/ 149 150 /*MC 151 TS_DIVERGED_STEP_REJECTED - too many steps were rejected 152 153 Level: beginner 154 155 .seealso: TSSolve(), TSGetConvergedReason(), TSGetAdapt() 156 M*/ 157 158 /*E 159 TSExactFinalTimeOption - option for handling of final time step 160 161 Level: beginner 162 163 Developer Notes: this must match finclude/petscts.h 164 165 $ TS_EXACTFINALTIME_STEPOVER - Don't do anything if final time is exceeded 166 $ TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time 167 $ TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time 168 .seealso: TSGetConvergedReason(), TSSetExactFinalTime() 169 170 E*/ 171 typedef enum {TS_EXACTFINALTIME_STEPOVER=0,TS_EXACTFINALTIME_INTERPOLATE=1,TS_EXACTFINALTIME_MATCHSTEP=2} TSExactFinalTimeOption; 172 PETSC_EXTERN const char *const TSExactFinalTimeOptions[]; 173 174 175 /* Logging support */ 176 PETSC_EXTERN PetscClassId TS_CLASSID; 177 PETSC_EXTERN PetscClassId DMTS_CLASSID; 178 179 PETSC_EXTERN PetscErrorCode TSInitializePackage(void); 180 181 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*); 182 PETSC_EXTERN PetscErrorCode TSDestroy(TS*); 183 184 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType); 185 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*); 186 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec); 187 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**)); 188 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS); 189 190 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]); 191 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]); 192 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]); 193 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS); 194 PETSC_EXTERN PetscErrorCode TSSetUp(TS); 195 PETSC_EXTERN PetscErrorCode TSReset(TS); 196 197 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec); 198 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*); 199 200 PETSC_EXTERN PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal); 201 PETSC_EXTERN PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*); 202 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption); 203 204 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,void*); 205 206 typedef struct _n_TSMonitorDrawCtx* TSMonitorDrawCtx; 207 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *); 208 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*); 209 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*); 210 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolutionPhase(TS,PetscInt,PetscReal,Vec,void*); 211 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*); 212 213 PETSC_EXTERN PetscErrorCode TSMonitorSolutionBinary(TS,PetscInt,PetscReal,Vec,void*); 214 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*); 215 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*); 216 217 PETSC_EXTERN PetscErrorCode TSStep(TS); 218 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*); 219 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec); 220 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*); 221 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType); 222 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*); 223 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason); 224 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*); 225 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*); 226 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*); 227 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*); 228 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt); 229 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*); 230 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt); 231 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool); 232 PETSC_EXTERN PetscErrorCode TSRollBack(TS); 233 234 PETSC_EXTERN PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal); 235 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*); 236 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*); 237 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal); 238 PETSC_EXTERN PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*); 239 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal); 240 241 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*); 242 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*,void*); 243 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*); 244 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**); 245 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*); 246 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**); 247 PETSC_EXTERN PetscErrorCode TSRHSJacobianSetReuse(TS,PetscBool); 248 249 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*); 250 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*); 251 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*),void*); 252 253 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*); 254 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,void*); 255 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*); 256 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**); 257 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*); 258 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**); 259 260 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*); 261 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*,void*); 262 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*); 263 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,void*); 264 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec); 265 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec); 266 267 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS)); 268 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal)); 269 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS)); 270 PETSC_EXTERN PetscErrorCode TSPreStep(TS); 271 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal); 272 PETSC_EXTERN PetscErrorCode TSPostStep(TS); 273 PETSC_EXTERN PetscErrorCode TSSetRetainStages(TS,PetscBool); 274 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec); 275 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec); 276 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*); 277 PETSC_EXTERN PetscErrorCode TSErrorNormWRMS(TS,Vec,PetscReal*); 278 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal); 279 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*); 280 281 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*); 282 PETSC_EXTERN PetscErrorCode TSPseudoTimeStepDefault(TS,PetscReal*,void*); 283 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *); 284 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal); 285 286 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*); 287 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStepDefault(TS,Vec,void*,PetscReal*,PetscBool *); 288 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *); 289 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal); 290 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS); 291 292 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]); 293 294 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec); 295 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*); 296 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool); 297 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,PetscBool); 298 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*); 299 300 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec); 301 302 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*); 303 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**); 304 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*); 305 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**); 306 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*); 307 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**); 308 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*); 309 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**); 310 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*); 311 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**); 312 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*),void*); 313 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,PetscErrorCode (**TSForcingFunction)(TS,PetscReal,Vec,void*),void**); 314 315 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer)); 316 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer)); 317 318 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*); 319 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,MatStructure*,void*); 320 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*); 321 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,MatStructure*,void*); 322 323 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *); 324 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,MatStructure*,void*),void *); 325 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *); 326 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,MatStructure*,void*),void *); 327 328 typedef struct { 329 Vec ray; 330 VecScatter scatter; 331 PetscViewer viewer; 332 } TSMonitorDMDARayCtx; 333 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**); 334 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*); 335 336 337 /* Dynamic creation and loading functions */ 338 PETSC_EXTERN PetscFunctionList TSList; 339 PETSC_EXTERN PetscBool TSRegisterAllCalled; 340 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*); 341 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType); 342 PETSC_EXTERN PetscErrorCode TSRegister(const char[], PetscErrorCode (*)(TS)); 343 PETSC_EXTERN PetscErrorCode TSRegisterAll(void); 344 345 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*); 346 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES); 347 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*); 348 349 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer); 350 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer); 351 352 #define TS_FILE_CLASSID 1211225 353 354 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *); 355 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *); 356 357 typedef struct _n_TSMonitorLGCtx* TSMonitorLGCtx; 358 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *); 359 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*); 360 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *); 361 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *); 362 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *); 363 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *); 364 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *); 365 366 typedef struct _n_TSMonitorSPEigCtx* TSMonitorSPEigCtx; 367 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *); 368 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*); 369 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *); 370 371 PETSC_EXTERN PetscErrorCode TSSetEventMonitor(TS,PetscInt,PetscErrorCode (*)(TS,PetscReal,Vec,PetscScalar*,PetscInt*,PetscBool*,void*),PetscErrorCode (*)(TS,PetscInt,PetscInt[],PetscReal,Vec,void*),void*); 372 /*J 373 TSSSPType - string with the name of TSSSP scheme. 374 375 Level: beginner 376 377 .seealso: TSSSPSetType(), TS 378 J*/ 379 typedef const char* TSSSPType; 380 #define TSSSPRKS2 "rks2" 381 #define TSSSPRKS3 "rks3" 382 #define TSSSPRK104 "rk104" 383 384 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType); 385 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*); 386 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt); 387 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*); 388 PETSC_EXTERN PetscErrorCode TSSSPFinalizePackage(void); 389 PETSC_EXTERN PetscErrorCode TSSSPInitializePackage(void); 390 391 /*S 392 TSAdapt - Abstract object that manages time-step adaptivity 393 394 Level: beginner 395 396 .seealso: TS, TSAdaptCreate(), TSAdaptType 397 S*/ 398 typedef struct _p_TSAdapt *TSAdapt; 399 400 /*E 401 TSAdaptType - String with the name of TSAdapt scheme. 402 403 Level: beginner 404 405 .seealso: TSAdaptSetType(), TS 406 E*/ 407 typedef const char *TSAdaptType; 408 #define TSADAPTBASIC "basic" 409 #define TSADAPTNONE "none" 410 #define TSADAPTCFL "cfl" 411 412 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*); 413 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],PetscErrorCode (*)(TSAdapt)); 414 PETSC_EXTERN PetscErrorCode TSAdaptRegisterAll(void); 415 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(void); 416 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void); 417 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*); 418 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType); 419 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]); 420 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt); 421 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool); 422 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**); 423 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*); 424 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscBool*); 425 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer); 426 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer); 427 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(TSAdapt); 428 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*); 429 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool); 430 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal); 431 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscBool*)); 432 433 /*S 434 TSGLAdapt - Abstract object that manages time-step adaptivity 435 436 Level: beginner 437 438 Developer Notes: 439 This functionality should be replaced by the TSAdapt. 440 441 .seealso: TSGL, TSGLAdaptCreate(), TSGLAdaptType 442 S*/ 443 typedef struct _p_TSGLAdapt *TSGLAdapt; 444 445 /*J 446 TSGLAdaptType - String with the name of TSGLAdapt scheme 447 448 Level: beginner 449 450 .seealso: TSGLAdaptSetType(), TS 451 J*/ 452 typedef const char *TSGLAdaptType; 453 #define TSGLADAPT_NONE "none" 454 #define TSGLADAPT_SIZE "size" 455 #define TSGLADAPT_BOTH "both" 456 457 PETSC_EXTERN PetscErrorCode TSGLAdaptRegister(const char[],PetscErrorCode (*)(TSGLAdapt)); 458 PETSC_EXTERN PetscErrorCode TSGLAdaptRegisterAll(void); 459 PETSC_EXTERN PetscErrorCode TSGLAdaptInitializePackage(void); 460 PETSC_EXTERN PetscErrorCode TSGLAdaptFinalizePackage(void); 461 PETSC_EXTERN PetscErrorCode TSGLAdaptCreate(MPI_Comm,TSGLAdapt*); 462 PETSC_EXTERN PetscErrorCode TSGLAdaptSetType(TSGLAdapt,TSGLAdaptType); 463 PETSC_EXTERN PetscErrorCode TSGLAdaptSetOptionsPrefix(TSGLAdapt,const char[]); 464 PETSC_EXTERN PetscErrorCode TSGLAdaptChoose(TSGLAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *); 465 PETSC_EXTERN PetscErrorCode TSGLAdaptView(TSGLAdapt,PetscViewer); 466 PETSC_EXTERN PetscErrorCode TSGLAdaptSetFromOptions(TSGLAdapt); 467 PETSC_EXTERN PetscErrorCode TSGLAdaptDestroy(TSGLAdapt*); 468 469 /*J 470 TSGLAcceptType - String with the name of TSGLAccept scheme 471 472 Level: beginner 473 474 .seealso: TSGLSetAcceptType(), TS 475 J*/ 476 typedef const char *TSGLAcceptType; 477 #define TSGLACCEPT_ALWAYS "always" 478 479 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *); 480 PETSC_EXTERN PetscErrorCode TSGLAcceptRegister(const char[],TSGLAcceptFunction); 481 482 /*J 483 TSGLType - family of time integration method within the General Linear class 484 485 Level: beginner 486 487 .seealso: TSGLSetType(), TSGLRegister() 488 J*/ 489 typedef const char* TSGLType; 490 #define TSGL_IRKS "irks" 491 492 PETSC_EXTERN PetscErrorCode TSGLRegister(const char[],PetscErrorCode(*)(TS)); 493 PETSC_EXTERN PetscErrorCode TSGLRegisterAll(void); 494 PETSC_EXTERN PetscErrorCode TSGLInitializePackage(void); 495 PETSC_EXTERN PetscErrorCode TSGLFinalizePackage(void); 496 PETSC_EXTERN PetscErrorCode TSGLSetType(TS,TSGLType); 497 PETSC_EXTERN PetscErrorCode TSGLGetAdapt(TS,TSGLAdapt*); 498 PETSC_EXTERN PetscErrorCode TSGLSetAcceptType(TS,TSGLAcceptType); 499 500 /*J 501 TSEIMEXType - String with the name of an Extrapolated IMEX method. 502 503 Level: beginner 504 505 .seealso: TSEIMEXSetType(), TS, TSEIMEX, TSEIMEXRegister() 506 J*/ 507 #define TSEIMEXType char* 508 509 PETSC_EXTERN PetscErrorCode TSEIMEXSetMaxRows(TS ts,PetscInt); 510 PETSC_EXTERN PetscErrorCode TSEIMEXSetRowCol(TS ts,PetscInt,PetscInt); 511 PETSC_EXTERN PetscErrorCode TSEIMEXSetOrdAdapt(TS,PetscBool); 512 513 /*J 514 TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method. 515 516 Level: beginner 517 518 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister() 519 J*/ 520 typedef const char* TSARKIMEXType; 521 #define TSARKIMEX1BEE "1bee" 522 #define TSARKIMEXA2 "a2" 523 #define TSARKIMEXL2 "l2" 524 #define TSARKIMEXARS122 "ars122" 525 #define TSARKIMEX2C "2c" 526 #define TSARKIMEX2D "2d" 527 #define TSARKIMEX2E "2e" 528 #define TSARKIMEXPRSSP2 "prssp2" 529 #define TSARKIMEX3 "3" 530 #define TSARKIMEXBPR3 "bpr3" 531 #define TSARKIMEXARS443 "ars443" 532 #define TSARKIMEX4 "4" 533 #define TSARKIMEX5 "5" 534 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*); 535 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType); 536 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool); 537 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[]); 538 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void); 539 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(void); 540 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void); 541 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterAll(void); 542 543 /*J 544 TSRosWType - String with the name of a Rosenbrock-W method. 545 546 Level: beginner 547 548 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister() 549 J*/ 550 typedef const char* TSRosWType; 551 #define TSROSW2M "2m" 552 #define TSROSW2P "2p" 553 #define TSROSWRA3PW "ra3pw" 554 #define TSROSWRA34PW2 "ra34pw2" 555 #define TSROSWRODAS3 "rodas3" 556 #define TSROSWSANDU3 "sandu3" 557 #define TSROSWASSP3P3S1C "assp3p3s1c" 558 #define TSROSWLASSP3P4S2C "lassp3p4s2c" 559 #define TSROSWLLSSP3P4S2C "llssp3p4s2c" 560 #define TSROSWARK3 "ark3" 561 #define TSROSWTHETA1 "theta1" 562 #define TSROSWTHETA2 "theta2" 563 #define TSROSWGRK4T "grk4t" 564 #define TSROSWSHAMP4 "shamp4" 565 #define TSROSWVELDD4 "veldd4" 566 #define TSROSW4L "4l" 567 568 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS ts,TSRosWType*); 569 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS ts,TSRosWType); 570 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool); 571 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]); 572 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal); 573 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void); 574 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(void); 575 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void); 576 PETSC_EXTERN PetscErrorCode TSRosWRegisterAll(void); 577 578 /* 579 PETSc interface to Sundials 580 */ 581 #ifdef PETSC_HAVE_SUNDIALS 582 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType; 583 PETSC_EXTERN const char *const TSSundialsLmmTypes[]; 584 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType; 585 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[]; 586 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType); 587 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*); 588 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal); 589 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal); 590 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal); 591 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *); 592 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType); 593 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt); 594 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal); 595 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool ); 596 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]); 597 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt); 598 #endif 599 600 PETSC_EXTERN PetscErrorCode TSRKSetTolerance(TS,PetscReal); 601 602 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal); 603 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*); 604 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*); 605 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool); 606 607 PETSC_EXTERN PetscErrorCode TSAlphaSetAdapt(TS,PetscErrorCode(*)(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*),void*); 608 PETSC_EXTERN PetscErrorCode TSAlphaAdaptDefault(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*); 609 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal); 610 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal); 611 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*); 612 613 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM); 614 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*); 615 616 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*); 617 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat*,Mat*,MatStructure*,void*); 618 619 #endif 620