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 17 S*/ 18 typedef struct _p_TS* TS; 19 20 /*J 21 TSType - String with the name of a PETSc TS method or the creation function 22 with an optional dynamic library name, for example 23 http://www.mcs.anl.gov/petsc/lib.a:mytscreate() 24 25 Level: beginner 26 27 .seealso: TSSetType(), TS 28 J*/ 29 typedef const char* TSType; 30 #define TSEULER "euler" 31 #define TSBEULER "beuler" 32 #define TSPSEUDO "pseudo" 33 #define TSCN "cn" 34 #define TSSUNDIALS "sundials" 35 #define TSRK "rk" 36 #define TSPYTHON "python" 37 #define TSTHETA "theta" 38 #define TSALPHA "alpha" 39 #define TSGL "gl" 40 #define TSSSP "ssp" 41 #define TSARKIMEX "arkimex" 42 #define TSROSW "rosw" 43 44 /*E 45 TSProblemType - Determines the type of problem this TS object is to be used to solve 46 47 Level: beginner 48 49 .seealso: TSCreate() 50 E*/ 51 typedef enum {TS_LINEAR,TS_NONLINEAR} TSProblemType; 52 53 /*E 54 TSConvergedReason - reason a TS method has converged or not 55 56 Level: beginner 57 58 Developer Notes: this must match finclude/petscts.h 59 60 Each reason has its own manual page. 61 62 .seealso: TSGetConvergedReason() 63 E*/ 64 typedef enum { 65 TS_CONVERGED_ITERATING = 0, 66 TS_CONVERGED_TIME = 1, 67 TS_CONVERGED_ITS = 2, 68 TS_DIVERGED_NONLINEAR_SOLVE = -1, 69 TS_DIVERGED_STEP_REJECTED = -2 70 } TSConvergedReason; 71 PETSC_EXTERN const char *const*TSConvergedReasons; 72 73 /*MC 74 TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve() 75 76 Level: beginner 77 78 .seealso: TSSolve(), TSConvergedReason(), TSGetAdapt() 79 M*/ 80 81 /*MC 82 TS_CONVERGED_TIME - the final time was reached 83 84 Level: beginner 85 86 .seealso: TSSolve(), TSConvergedReason(), TSGetAdapt(), TSSetDuration() 87 M*/ 88 89 /*MC 90 TS_CONVERGED_ITS - the maximum number of iterations was reached prior to the final time 91 92 Level: beginner 93 94 .seealso: TSSolve(), TSConvergedReason(), TSGetAdapt(), TSSetDuration() 95 M*/ 96 97 /*MC 98 TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed 99 100 Level: beginner 101 102 .seealso: TSSolve(), TSConvergedReason(), TSGetAdapt(), TSGetSNES(), SNESGetConvergedReason() 103 M*/ 104 105 /*MC 106 TS_DIVERGED_STEP_REJECTED - too many steps were rejected 107 108 Level: beginner 109 110 .seealso: TSSolve(), TSConvergedReason(), TSGetAdapt() 111 M*/ 112 113 /* Logging support */ 114 PETSC_EXTERN PetscClassId TS_CLASSID; 115 116 PETSC_EXTERN PetscErrorCode TSInitializePackage(const char[]); 117 118 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*); 119 PETSC_EXTERN PetscErrorCode TSDestroy(TS*); 120 121 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType); 122 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*); 123 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec); 124 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**)); 125 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS); 126 127 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]); 128 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]); 129 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]); 130 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS); 131 PETSC_EXTERN PetscErrorCode TSSetUp(TS); 132 PETSC_EXTERN PetscErrorCode TSReset(TS); 133 134 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec); 135 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*); 136 137 PETSC_EXTERN PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal); 138 PETSC_EXTERN PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*); 139 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,PetscBool); 140 141 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,void*); 142 143 typedef struct _n_TSMonitorDrawCtx* TSMonitorDrawCtx; 144 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *); 145 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*); 146 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*); 147 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*); 148 149 PETSC_EXTERN PetscErrorCode TSMonitorSolutionBinary(TS,PetscInt,PetscReal,Vec,void*); 150 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*); 151 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*); 152 153 PETSC_EXTERN PetscErrorCode TSStep(TS); 154 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*); 155 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec,PetscReal*); 156 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*); 157 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*); 158 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*); 159 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*); 160 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt); 161 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*); 162 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt); 163 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool); 164 165 PETSC_EXTERN PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal); 166 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*); 167 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*); 168 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal); 169 PETSC_EXTERN PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*); 170 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal); 171 172 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*); 173 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*,void*); 174 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*); 175 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**); 176 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*); 177 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**); 178 179 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*); 180 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*); 181 182 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*); 183 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,void*); 184 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*); 185 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**); 186 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*); 187 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**); 188 189 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*); 190 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*,void*); 191 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*); 192 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,void*); 193 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec); 194 195 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS)); 196 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal)); 197 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS)); 198 PETSC_EXTERN PetscErrorCode TSPreStep(TS); 199 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal); 200 PETSC_EXTERN PetscErrorCode TSPostStep(TS); 201 PETSC_EXTERN PetscErrorCode TSSetRetainStages(TS,PetscBool); 202 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec); 203 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec); 204 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*); 205 PETSC_EXTERN PetscErrorCode TSErrorNormWRMS(TS,Vec,PetscReal*); 206 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal); 207 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*); 208 209 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*); 210 PETSC_EXTERN PetscErrorCode TSPseudoDefaultTimeStep(TS,PetscReal*,void*); 211 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *); 212 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal); 213 214 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*); 215 PETSC_EXTERN PetscErrorCode TSPseudoDefaultVerifyTimeStep(TS,Vec,void*,PetscReal*,PetscBool *); 216 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *); 217 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal); 218 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS); 219 220 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]); 221 222 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec); 223 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*); 224 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool); 225 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,PetscBool); 226 227 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec); 228 229 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*); 230 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**); 231 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*); 232 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**); 233 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*); 234 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**); 235 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*); 236 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**); 237 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*); 238 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**); 239 240 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*); 241 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,MatStructure*,void*); 242 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*); 243 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,MatStructure*,void*); 244 245 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *); 246 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,MatStructure*,void*),void *); 247 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *); 248 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,MatStructure*,void*),void *); 249 250 /* Dynamic creation and loading functions */ 251 PETSC_EXTERN PetscFList TSList; 252 PETSC_EXTERN PetscBool TSRegisterAllCalled; 253 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*); 254 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType); 255 PETSC_EXTERN PetscErrorCode TSRegister(const char[], const char[], const char[], PetscErrorCode (*)(TS)); 256 PETSC_EXTERN PetscErrorCode TSRegisterAll(const char[]); 257 PETSC_EXTERN PetscErrorCode TSRegisterDestroy(void); 258 259 /*MC 260 TSRegisterDynamic - Adds a creation method to the TS package. 261 262 Synopsis: 263 PetscErrorCode TSRegisterDynamic(const char *name, const char *path, const char *func_name, PetscErrorCode (*create_func)(TS)) 264 265 Not Collective 266 267 Input Parameters: 268 + name - The name of a new user-defined creation routine 269 . path - The path (either absolute or relative) of the library containing this routine 270 . func_name - The name of the creation routine 271 - create_func - The creation routine itself 272 273 Notes: 274 TSRegisterDynamic() may be called multiple times to add several user-defined tses. 275 276 If dynamic libraries are used, then the fourth input argument (create_func) is ignored. 277 278 Sample usage: 279 .vb 280 TSRegisterDynamic("my_ts", "/home/username/my_lib/lib/libO/solaris/libmy.a", "MyTSCreate", MyTSCreate); 281 .ve 282 283 Then, your ts type can be chosen with the procedural interface via 284 .vb 285 TS ts; 286 TSCreate(MPI_Comm, &ts); 287 TSSetType(ts, "my_ts") 288 .ve 289 or at runtime via the option 290 .vb 291 -ts_type my_ts 292 .ve 293 294 Notes: $PETSC_ARCH occuring in pathname will be replaced with appropriate values. 295 If your function is not being put into a shared library then use TSRegister() instead 296 297 Level: advanced 298 299 .keywords: TS, register 300 .seealso: TSRegisterAll(), TSRegisterDestroy() 301 M*/ 302 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 303 #define TSRegisterDynamic(a,b,c,d) TSRegister(a,b,c,0) 304 #else 305 #define TSRegisterDynamic(a,b,c,d) TSRegister(a,b,c,d) 306 #endif 307 308 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*); 309 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*); 310 311 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer); 312 313 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *); 314 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *); 315 316 typedef struct _n_TSMonitorLGCtx* TSMonitorLGCtx; 317 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *); 318 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*); 319 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *); 320 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *); 321 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *); 322 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *); 323 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *); 324 325 typedef struct _n_TSMonitorSPEigCtx* TSMonitorSPEigCtx; 326 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *); 327 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*); 328 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *); 329 330 /*J 331 TSSSPType - string with the name of TSSSP scheme. 332 333 Level: beginner 334 335 .seealso: TSSSPSetType(), TS 336 J*/ 337 typedef const char* TSSSPType; 338 #define TSSSPRKS2 "rks2" 339 #define TSSSPRKS3 "rks3" 340 #define TSSSPRK104 "rk104" 341 342 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType); 343 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*); 344 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt); 345 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*); 346 347 /*S 348 TSAdapt - Abstract object that manages time-step adaptivity 349 350 Level: beginner 351 352 .seealso: TS, TSAdaptCreate(), TSAdaptType 353 S*/ 354 typedef struct _p_TSAdapt *TSAdapt; 355 356 /*E 357 TSAdaptType - String with the name of TSAdapt scheme or the creation function 358 with an optional dynamic library name, for example 359 http://www.mcs.anl.gov/petsc/lib.a:mytsgladaptcreate() 360 361 Level: beginner 362 363 .seealso: TSAdaptSetType(), TS 364 E*/ 365 typedef const char *TSAdaptType; 366 #define TSADAPTBASIC "basic" 367 #define TSADAPTNONE "none" 368 #define TSADAPTCFL "cfl" 369 370 /*MC 371 TSAdaptRegisterDynamic - adds a TSAdapt implementation 372 373 Synopsis: 374 PetscErrorCode TSAdaptRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 375 376 Not Collective 377 378 Input Parameters: 379 + name_scheme - name of user-defined adaptivity scheme 380 . path - path (either absolute or relative) the library containing this scheme 381 . name_create - name of routine to create method context 382 - routine_create - routine to create method context 383 384 Notes: 385 TSAdaptRegisterDynamic() may be called multiple times to add several user-defined families. 386 387 If dynamic libraries are used, then the fourth input argument (routine_create) 388 is ignored. 389 390 Sample usage: 391 .vb 392 TSAdaptRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 393 "MySchemeCreate",MySchemeCreate); 394 .ve 395 396 Then, your scheme can be chosen with the procedural interface via 397 $ TSAdaptSetType(ts,"my_scheme") 398 or at runtime via the option 399 $ -ts_adapt_type my_scheme 400 401 Level: advanced 402 403 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 404 and others of the form ${any_environmental_variable} occuring in pathname will be 405 replaced with appropriate values. 406 407 .keywords: TSAdapt, register 408 409 .seealso: TSAdaptRegisterAll() 410 M*/ 411 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 412 # define TSAdaptRegisterDynamic(a,b,c,d) TSAdaptRegister(a,b,c,0) 413 #else 414 # define TSAdaptRegisterDynamic(a,b,c,d) TSAdaptRegister(a,b,c,d) 415 #endif 416 417 PETSC_EXTERN PetscErrorCode TSGetAdapt(TS,TSAdapt*); 418 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],const char[],const char[],PetscErrorCode (*)(TSAdapt)); 419 PETSC_EXTERN PetscErrorCode TSAdaptRegisterAll(const char[]); 420 PETSC_EXTERN PetscErrorCode TSAdaptRegisterDestroy(void); 421 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(const char[]); 422 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void); 423 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*); 424 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType); 425 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]); 426 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt); 427 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool); 428 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**); 429 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*); 430 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscBool*); 431 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer); 432 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(TSAdapt); 433 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*); 434 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool); 435 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal); 436 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscBool*)); 437 438 /*S 439 TSGLAdapt - Abstract object that manages time-step adaptivity 440 441 Level: beginner 442 443 Developer Notes: 444 This functionality should be replaced by the TSAdapt. 445 446 .seealso: TSGL, TSGLAdaptCreate(), TSGLAdaptType 447 S*/ 448 typedef struct _p_TSGLAdapt *TSGLAdapt; 449 450 /*J 451 TSGLAdaptType - String with the name of TSGLAdapt scheme or the creation function 452 with an optional dynamic library name, for example 453 http://www.mcs.anl.gov/petsc/lib.a:mytsgladaptcreate() 454 455 Level: beginner 456 457 .seealso: TSGLAdaptSetType(), TS 458 J*/ 459 typedef const char *TSGLAdaptType; 460 #define TSGLADAPT_NONE "none" 461 #define TSGLADAPT_SIZE "size" 462 #define TSGLADAPT_BOTH "both" 463 464 /*MC 465 TSGLAdaptRegisterDynamic - adds a TSGLAdapt implementation 466 467 Synopsis: 468 PetscErrorCode TSGLAdaptRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 469 470 Not Collective 471 472 Input Parameters: 473 + name_scheme - name of user-defined adaptivity scheme 474 . path - path (either absolute or relative) the library containing this scheme 475 . name_create - name of routine to create method context 476 - routine_create - routine to create method context 477 478 Notes: 479 TSGLAdaptRegisterDynamic() may be called multiple times to add several user-defined families. 480 481 If dynamic libraries are used, then the fourth input argument (routine_create) 482 is ignored. 483 484 Sample usage: 485 .vb 486 TSGLAdaptRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 487 "MySchemeCreate",MySchemeCreate); 488 .ve 489 490 Then, your scheme can be chosen with the procedural interface via 491 $ TSGLAdaptSetType(ts,"my_scheme") 492 or at runtime via the option 493 $ -ts_adapt_type my_scheme 494 495 Level: advanced 496 497 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 498 and others of the form ${any_environmental_variable} occuring in pathname will be 499 replaced with appropriate values. 500 501 .keywords: TSGLAdapt, register 502 503 .seealso: TSGLAdaptRegisterAll() 504 M*/ 505 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 506 # define TSGLAdaptRegisterDynamic(a,b,c,d) TSGLAdaptRegister(a,b,c,0) 507 #else 508 # define TSGLAdaptRegisterDynamic(a,b,c,d) TSGLAdaptRegister(a,b,c,d) 509 #endif 510 511 PETSC_EXTERN PetscErrorCode TSGLAdaptRegister(const char[],const char[],const char[],PetscErrorCode (*)(TSGLAdapt)); 512 PETSC_EXTERN PetscErrorCode TSGLAdaptRegisterAll(const char[]); 513 PETSC_EXTERN PetscErrorCode TSGLAdaptRegisterDestroy(void); 514 PETSC_EXTERN PetscErrorCode TSGLAdaptInitializePackage(const char[]); 515 PETSC_EXTERN PetscErrorCode TSGLAdaptFinalizePackage(void); 516 PETSC_EXTERN PetscErrorCode TSGLAdaptCreate(MPI_Comm,TSGLAdapt*); 517 PETSC_EXTERN PetscErrorCode TSGLAdaptSetType(TSGLAdapt,TSGLAdaptType); 518 PETSC_EXTERN PetscErrorCode TSGLAdaptSetOptionsPrefix(TSGLAdapt,const char[]); 519 PETSC_EXTERN PetscErrorCode TSGLAdaptChoose(TSGLAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *); 520 PETSC_EXTERN PetscErrorCode TSGLAdaptView(TSGLAdapt,PetscViewer); 521 PETSC_EXTERN PetscErrorCode TSGLAdaptSetFromOptions(TSGLAdapt); 522 PETSC_EXTERN PetscErrorCode TSGLAdaptDestroy(TSGLAdapt*); 523 524 /*J 525 TSGLAcceptType - String with the name of TSGLAccept scheme or the function 526 with an optional dynamic library name, for example 527 http://www.mcs.anl.gov/petsc/lib.a:mytsglaccept() 528 529 Level: beginner 530 531 .seealso: TSGLSetAcceptType(), TS 532 J*/ 533 typedef const char *TSGLAcceptType; 534 #define TSGLACCEPT_ALWAYS "always" 535 536 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *); 537 PETSC_EXTERN PetscErrorCode TSGLAcceptRegister(const char[],const char[],const char[],TSGLAcceptFunction); 538 539 /*MC 540 TSGLAcceptRegisterDynamic - adds a TSGL acceptance scheme 541 542 Synopsis: 543 PetscErrorCode TSGLAcceptRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 544 545 Not Collective 546 547 Input Parameters: 548 + name_scheme - name of user-defined acceptance scheme 549 . path - path (either absolute or relative) the library containing this scheme 550 . name_create - name of routine to create method context 551 - routine_create - routine to create method context 552 553 Notes: 554 TSGLAcceptRegisterDynamic() may be called multiple times to add several user-defined families. 555 556 If dynamic libraries are used, then the fourth input argument (routine_create) 557 is ignored. 558 559 Sample usage: 560 .vb 561 TSGLAcceptRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 562 "MySchemeCreate",MySchemeCreate); 563 .ve 564 565 Then, your scheme can be chosen with the procedural interface via 566 $ TSGLSetAcceptType(ts,"my_scheme") 567 or at runtime via the option 568 $ -ts_gl_accept_type my_scheme 569 570 Level: advanced 571 572 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 573 and others of the form ${any_environmental_variable} occuring in pathname will be 574 replaced with appropriate values. 575 576 .keywords: TSGL, TSGLAcceptType, register 577 578 .seealso: TSGLRegisterAll() 579 M*/ 580 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 581 # define TSGLAcceptRegisterDynamic(a,b,c,d) TSGLAcceptRegister(a,b,c,0) 582 #else 583 # define TSGLAcceptRegisterDynamic(a,b,c,d) TSGLAcceptRegister(a,b,c,d) 584 #endif 585 586 /*J 587 TSGLType - family of time integration method within the General Linear class 588 589 Level: beginner 590 591 .seealso: TSGLSetType(), TSGLRegister() 592 J*/ 593 typedef const char* TSGLType; 594 #define TSGL_IRKS "irks" 595 596 /*MC 597 TSGLRegisterDynamic - adds a TSGL implementation 598 599 Synopsis: 600 PetscErrorCode TSGLRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 601 602 Not Collective 603 604 Input Parameters: 605 + name_scheme - name of user-defined general linear scheme 606 . path - path (either absolute or relative) the library containing this scheme 607 . name_create - name of routine to create method context 608 - routine_create - routine to create method context 609 610 Notes: 611 TSGLRegisterDynamic() may be called multiple times to add several user-defined families. 612 613 If dynamic libraries are used, then the fourth input argument (routine_create) 614 is ignored. 615 616 Sample usage: 617 .vb 618 TSGLRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 619 "MySchemeCreate",MySchemeCreate); 620 .ve 621 622 Then, your scheme can be chosen with the procedural interface via 623 $ TSGLSetType(ts,"my_scheme") 624 or at runtime via the option 625 $ -ts_gl_type my_scheme 626 627 Level: advanced 628 629 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 630 and others of the form ${any_environmental_variable} occuring in pathname will be 631 replaced with appropriate values. 632 633 .keywords: TSGL, register 634 635 .seealso: TSGLRegisterAll() 636 M*/ 637 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 638 # define TSGLRegisterDynamic(a,b,c,d) TSGLRegister(a,b,c,0) 639 #else 640 # define TSGLRegisterDynamic(a,b,c,d) TSGLRegister(a,b,c,d) 641 #endif 642 643 PETSC_EXTERN PetscErrorCode TSGLRegister(const char[],const char[],const char[],PetscErrorCode(*)(TS)); 644 PETSC_EXTERN PetscErrorCode TSGLRegisterAll(const char[]); 645 PETSC_EXTERN PetscErrorCode TSGLRegisterDestroy(void); 646 PETSC_EXTERN PetscErrorCode TSGLInitializePackage(const char[]); 647 PETSC_EXTERN PetscErrorCode TSGLFinalizePackage(void); 648 PETSC_EXTERN PetscErrorCode TSGLSetType(TS,TSGLType); 649 PETSC_EXTERN PetscErrorCode TSGLGetAdapt(TS,TSGLAdapt*); 650 PETSC_EXTERN PetscErrorCode TSGLSetAcceptType(TS,TSGLAcceptType); 651 652 /*J 653 TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method. 654 655 Level: beginner 656 657 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister() 658 J*/ 659 typedef const char* TSARKIMEXType; 660 #define TSARKIMEXA2 "a2" 661 #define TSARKIMEXL2 "l2" 662 #define TSARKIMEXARS122 "ars122" 663 #define TSARKIMEX2C "2c" 664 #define TSARKIMEX2D "2d" 665 #define TSARKIMEX2E "2e" 666 #define TSARKIMEXPRSSP2 "prssp2" 667 #define TSARKIMEX3 "3" 668 #define TSARKIMEXBPR3 "bpr3" 669 #define TSARKIMEXARS443 "ars443" 670 #define TSARKIMEX4 "4" 671 #define TSARKIMEX5 "5" 672 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*); 673 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType); 674 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool); 675 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[]); 676 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void); 677 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(const char path[]); 678 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void); 679 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterAll(void); 680 681 /*J 682 TSRosWType - String with the name of a Rosenbrock-W method. 683 684 Level: beginner 685 686 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister() 687 J*/ 688 typedef const char* TSRosWType; 689 #define TSROSW2M "2m" 690 #define TSROSW2P "2p" 691 #define TSROSWRA3PW "ra3pw" 692 #define TSROSWRA34PW2 "ra34pw2" 693 #define TSROSWRODAS3 "rodas3" 694 #define TSROSWSANDU3 "sandu3" 695 #define TSROSWASSP3P3S1C "assp3p3s1c" 696 #define TSROSWLASSP3P4S2C "lassp3p4s2c" 697 #define TSROSWLLSSP3P4S2C "llssp3p4s2c" 698 #define TSROSWARK3 "ark3" 699 #define TSROSWTHETA1 "theta1" 700 #define TSROSWTHETA2 "theta2" 701 #define TSROSWGRK4T "grk4t" 702 #define TSROSWSHAMP4 "shamp4" 703 #define TSROSWVELDD4 "veldd4" 704 #define TSROSW4L "4l" 705 706 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS ts,TSRosWType*); 707 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS ts,TSRosWType); 708 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool); 709 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]); 710 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal); 711 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void); 712 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(const char path[]); 713 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void); 714 PETSC_EXTERN PetscErrorCode TSRosWRegisterAll(void); 715 716 /* 717 PETSc interface to Sundials 718 */ 719 #ifdef PETSC_HAVE_SUNDIALS 720 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType; 721 PETSC_EXTERN const char *const TSSundialsLmmTypes[]; 722 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType; 723 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[]; 724 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType); 725 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*); 726 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal); 727 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal); 728 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal); 729 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *); 730 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType); 731 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt); 732 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal); 733 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool ); 734 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]); 735 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt); 736 #endif 737 738 PETSC_EXTERN PetscErrorCode TSRKSetTolerance(TS,PetscReal); 739 740 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal); 741 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*); 742 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*); 743 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool); 744 745 PETSC_EXTERN PetscErrorCode TSAlphaSetAdapt(TS,PetscErrorCode(*)(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*),void*); 746 PETSC_EXTERN PetscErrorCode TSAlphaAdaptDefault(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*); 747 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal); 748 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal); 749 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*); 750 751 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM); 752 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*); 753 754 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*); 755 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat*,Mat*,MatStructure*,void*); 756 757 #endif 758