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 TSEquationType - type of TS problem that is solved 55 56 Level: beginner 57 58 Developer Notes: this must match finclude/petscts.h 59 60 Supported types are: 61 TS_EQ_UNSPECIFIED (default) 62 TS_EQ_EXPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) := M(t) U_t - G(U,t) = 0 63 TS_EQ_IMPLICIT {ODE and DAE index 1, 2, 3, HI}: F(t,U,U_t) = 0 64 65 .seealso: TSGetEquationType(), TSSetEquationType() 66 E*/ 67 typedef enum { 68 TS_EQ_UNSPECIFIED = -1, 69 TS_EQ_EXPLICIT = 0, 70 TS_EQ_ODE_EXPLICIT = 1, 71 TS_EQ_DAE_SEMI_EXPLICIT_INDEX1 = 100, 72 TS_EQ_DAE_SEMI_EXPLICIT_INDEX2 = 200, 73 TS_EQ_DAE_SEMI_EXPLICIT_INDEX3 = 300, 74 TS_EQ_DAE_SEMI_EXPLICIT_INDEXHI = 500, 75 TS_EQ_IMPLICIT = 1000, 76 TS_EQ_ODE_IMPLICIT = 1001, 77 TS_EQ_DAE_IMPLICIT_INDEX1 = 1100, 78 TS_EQ_DAE_IMPLICIT_INDEX2 = 1200, 79 TS_EQ_DAE_IMPLICIT_INDEX3 = 1300, 80 TS_EQ_DAE_IMPLICIT_INDEXHI = 1500 81 } TSEquationType; 82 PETSC_EXTERN const char *const*TSEquationTypes; 83 84 /*E 85 TSConvergedReason - reason a TS method has converged or not 86 87 Level: beginner 88 89 Developer Notes: this must match finclude/petscts.h 90 91 Each reason has its own manual page. 92 93 .seealso: TSGetConvergedReason() 94 E*/ 95 typedef enum { 96 TS_CONVERGED_ITERATING = 0, 97 TS_CONVERGED_TIME = 1, 98 TS_CONVERGED_ITS = 2, 99 TS_CONVERGED_USER = 3, 100 TS_DIVERGED_NONLINEAR_SOLVE = -1, 101 TS_DIVERGED_STEP_REJECTED = -2 102 } TSConvergedReason; 103 PETSC_EXTERN const char *const*TSConvergedReasons; 104 /*MC 105 TS_CONVERGED_ITERATING - this only occurs if TSGetConvergedReason() is called during the TSSolve() 106 107 Level: beginner 108 109 .seealso: TSSolve(), TSGetConvergedReason(), TSGetTSAdapt() 110 M*/ 111 112 /*MC 113 TS_CONVERGED_TIME - the final time was reached 114 115 Level: beginner 116 117 .seealso: TSSolve(), TSGetConvergedReason(), TSGetTSAdapt(), TSSetDuration(), TSGetSolveTime() 118 M*/ 119 120 /*MC 121 TS_CONVERGED_ITS - the maximum number of iterations was reached prior to the final time 122 123 Level: beginner 124 125 .seealso: TSSolve(), TSGetConvergedReason(), TSGetTSAdapt(), TSSetDuration() 126 M*/ 127 /*MC 128 TS_CONVERGED_USER - user requested termination 129 130 Level: beginner 131 132 .seealso: TSSolve(), TSGetConvergedReason(), TSSetConvergedReason(), TSSetDuration() 133 M*/ 134 135 /*MC 136 TS_DIVERGED_NONLINEAR_SOLVE - too many nonlinear solves failed 137 138 Level: beginner 139 140 .seealso: TSSolve(), TSGetConvergedReason(), TSGetTSAdapt(), TSGetSNES(), SNESGetConvergedReason() 141 M*/ 142 143 /*MC 144 TS_DIVERGED_STEP_REJECTED - too many steps were rejected 145 146 Level: beginner 147 148 .seealso: TSSolve(), TSGetConvergedReason(), TSGetTSAdapt() 149 M*/ 150 151 /*E 152 TSExactFinalTimeOption - option for handling of final time step 153 154 Level: beginner 155 156 Developer Notes: this must match finclude/petscts.h 157 158 $ TS_EXACTFINALTIME_STEPOVER - Don't do anything if final time is exceeded 159 $ TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time 160 $ TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time 161 .seealso: TSGetConvergedReason(), TSSetExactFinalTime() 162 163 E*/ 164 typedef enum {TS_EXACTFINALTIME_STEPOVER=0,TS_EXACTFINALTIME_INTERPOLATE=1,TS_EXACTFINALTIME_MATCHSTEP=2} TSExactFinalTimeOption; 165 PETSC_EXTERN const char *const TSExactFinalTimeOptions[]; 166 167 168 /* Logging support */ 169 PETSC_EXTERN PetscClassId TS_CLASSID; 170 PETSC_EXTERN PetscClassId DMTS_CLASSID; 171 172 PETSC_EXTERN PetscErrorCode TSInitializePackage(const char[]); 173 174 PETSC_EXTERN PetscErrorCode TSCreate(MPI_Comm,TS*); 175 PETSC_EXTERN PetscErrorCode TSDestroy(TS*); 176 177 PETSC_EXTERN PetscErrorCode TSSetProblemType(TS,TSProblemType); 178 PETSC_EXTERN PetscErrorCode TSGetProblemType(TS,TSProblemType*); 179 PETSC_EXTERN PetscErrorCode TSMonitor(TS,PetscInt,PetscReal,Vec); 180 PETSC_EXTERN PetscErrorCode TSMonitorSet(TS,PetscErrorCode(*)(TS,PetscInt,PetscReal,Vec,void*),void *,PetscErrorCode (*)(void**)); 181 PETSC_EXTERN PetscErrorCode TSMonitorCancel(TS); 182 183 PETSC_EXTERN PetscErrorCode TSSetOptionsPrefix(TS,const char[]); 184 PETSC_EXTERN PetscErrorCode TSAppendOptionsPrefix(TS,const char[]); 185 PETSC_EXTERN PetscErrorCode TSGetOptionsPrefix(TS,const char *[]); 186 PETSC_EXTERN PetscErrorCode TSSetFromOptions(TS); 187 PETSC_EXTERN PetscErrorCode TSSetUp(TS); 188 PETSC_EXTERN PetscErrorCode TSReset(TS); 189 190 PETSC_EXTERN PetscErrorCode TSSetSolution(TS,Vec); 191 PETSC_EXTERN PetscErrorCode TSGetSolution(TS,Vec*); 192 193 PETSC_EXTERN PetscErrorCode TSSetDuration(TS,PetscInt,PetscReal); 194 PETSC_EXTERN PetscErrorCode TSGetDuration(TS,PetscInt*,PetscReal*); 195 PETSC_EXTERN PetscErrorCode TSSetExactFinalTime(TS,TSExactFinalTimeOption); 196 197 PETSC_EXTERN PetscErrorCode TSMonitorDefault(TS,PetscInt,PetscReal,Vec,void*); 198 199 typedef struct _n_TSMonitorDrawCtx* TSMonitorDrawCtx; 200 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorDrawCtx *); 201 PETSC_EXTERN PetscErrorCode TSMonitorDrawCtxDestroy(TSMonitorDrawCtx*); 202 PETSC_EXTERN PetscErrorCode TSMonitorDrawSolution(TS,PetscInt,PetscReal,Vec,void*); 203 PETSC_EXTERN PetscErrorCode TSMonitorDrawError(TS,PetscInt,PetscReal,Vec,void*); 204 205 PETSC_EXTERN PetscErrorCode TSMonitorSolutionBinary(TS,PetscInt,PetscReal,Vec,void*); 206 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTK(TS,PetscInt,PetscReal,Vec,void*); 207 PETSC_EXTERN PetscErrorCode TSMonitorSolutionVTKDestroy(void*); 208 209 PETSC_EXTERN PetscErrorCode TSStep(TS); 210 PETSC_EXTERN PetscErrorCode TSEvaluateStep(TS,PetscInt,Vec,PetscBool*); 211 PETSC_EXTERN PetscErrorCode TSSolve(TS,Vec); 212 PETSC_EXTERN PetscErrorCode TSGetEquationType(TS,TSEquationType*); 213 PETSC_EXTERN PetscErrorCode TSSetEquationType(TS,TSEquationType); 214 PETSC_EXTERN PetscErrorCode TSGetConvergedReason(TS,TSConvergedReason*); 215 PETSC_EXTERN PetscErrorCode TSSetConvergedReason(TS,TSConvergedReason); 216 PETSC_EXTERN PetscErrorCode TSGetSolveTime(TS,PetscReal*); 217 PETSC_EXTERN PetscErrorCode TSGetSNESIterations(TS,PetscInt*); 218 PETSC_EXTERN PetscErrorCode TSGetKSPIterations(TS,PetscInt*); 219 PETSC_EXTERN PetscErrorCode TSGetStepRejections(TS,PetscInt*); 220 PETSC_EXTERN PetscErrorCode TSSetMaxStepRejections(TS,PetscInt); 221 PETSC_EXTERN PetscErrorCode TSGetSNESFailures(TS,PetscInt*); 222 PETSC_EXTERN PetscErrorCode TSSetMaxSNESFailures(TS,PetscInt); 223 PETSC_EXTERN PetscErrorCode TSSetErrorIfStepFails(TS,PetscBool); 224 225 PETSC_EXTERN PetscErrorCode TSSetInitialTimeStep(TS,PetscReal,PetscReal); 226 PETSC_EXTERN PetscErrorCode TSGetTimeStep(TS,PetscReal*); 227 PETSC_EXTERN PetscErrorCode TSGetTime(TS,PetscReal*); 228 PETSC_EXTERN PetscErrorCode TSSetTime(TS,PetscReal); 229 PETSC_EXTERN PetscErrorCode TSGetTimeStepNumber(TS,PetscInt*); 230 PETSC_EXTERN PetscErrorCode TSSetTimeStep(TS,PetscReal); 231 232 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSFunction)(TS,PetscReal,Vec,Vec,void*); 233 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSRHSJacobian)(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*,void*); 234 PETSC_EXTERN PetscErrorCode TSSetRHSFunction(TS,Vec,TSRHSFunction,void*); 235 PETSC_EXTERN PetscErrorCode TSGetRHSFunction(TS,Vec*,TSRHSFunction*,void**); 236 PETSC_EXTERN PetscErrorCode TSSetRHSJacobian(TS,Mat,Mat,TSRHSJacobian,void*); 237 PETSC_EXTERN PetscErrorCode TSGetRHSJacobian(TS,Mat*,Mat*,TSRHSJacobian*,void**); 238 239 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSSolutionFunction)(TS,PetscReal,Vec,void*); 240 PETSC_EXTERN PetscErrorCode TSSetSolutionFunction(TS,TSSolutionFunction,void*); 241 PETSC_EXTERN PetscErrorCode TSSetForcingFunction(TS,PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*),void*); 242 243 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIFunction)(TS,PetscReal,Vec,Vec,Vec,void*); 244 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSIJacobian)(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,void*); 245 PETSC_EXTERN PetscErrorCode TSSetIFunction(TS,Vec,TSIFunction,void*); 246 PETSC_EXTERN PetscErrorCode TSGetIFunction(TS,Vec*,TSIFunction*,void**); 247 PETSC_EXTERN PetscErrorCode TSSetIJacobian(TS,Mat,Mat,TSIJacobian,void*); 248 PETSC_EXTERN PetscErrorCode TSGetIJacobian(TS,Mat*,Mat*,TSIJacobian*,void**); 249 250 PETSC_EXTERN PetscErrorCode TSComputeRHSFunctionLinear(TS,PetscReal,Vec,Vec,void*); 251 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobianConstant(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*,void*); 252 PETSC_EXTERN PetscErrorCode TSComputeIFunctionLinear(TS,PetscReal,Vec,Vec,Vec,void*); 253 PETSC_EXTERN PetscErrorCode TSComputeIJacobianConstant(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,void*); 254 PETSC_EXTERN PetscErrorCode TSComputeSolutionFunction(TS,PetscReal,Vec); 255 PETSC_EXTERN PetscErrorCode TSComputeForcingFunction(TS,PetscReal,Vec); 256 257 PETSC_EXTERN PetscErrorCode TSSetPreStep(TS, PetscErrorCode (*)(TS)); 258 PETSC_EXTERN PetscErrorCode TSSetPreStage(TS, PetscErrorCode (*)(TS,PetscReal)); 259 PETSC_EXTERN PetscErrorCode TSSetPostStep(TS, PetscErrorCode (*)(TS)); 260 PETSC_EXTERN PetscErrorCode TSPreStep(TS); 261 PETSC_EXTERN PetscErrorCode TSPreStage(TS,PetscReal); 262 PETSC_EXTERN PetscErrorCode TSPostStep(TS); 263 PETSC_EXTERN PetscErrorCode TSSetRetainStages(TS,PetscBool); 264 PETSC_EXTERN PetscErrorCode TSInterpolate(TS,PetscReal,Vec); 265 PETSC_EXTERN PetscErrorCode TSSetTolerances(TS,PetscReal,Vec,PetscReal,Vec); 266 PETSC_EXTERN PetscErrorCode TSGetTolerances(TS,PetscReal*,Vec*,PetscReal*,Vec*); 267 PETSC_EXTERN PetscErrorCode TSErrorNormWRMS(TS,Vec,PetscReal*); 268 PETSC_EXTERN PetscErrorCode TSSetCFLTimeLocal(TS,PetscReal); 269 PETSC_EXTERN PetscErrorCode TSGetCFLTime(TS,PetscReal*); 270 271 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStep(TS,PetscErrorCode(*)(TS,PetscReal*,void*),void*); 272 PETSC_EXTERN PetscErrorCode TSPseudoDefaultTimeStep(TS,PetscReal*,void*); 273 PETSC_EXTERN PetscErrorCode TSPseudoComputeTimeStep(TS,PetscReal *); 274 PETSC_EXTERN PetscErrorCode TSPseudoSetMaxTimeStep(TS,PetscReal); 275 276 PETSC_EXTERN PetscErrorCode TSPseudoSetVerifyTimeStep(TS,PetscErrorCode(*)(TS,Vec,void*,PetscReal*,PetscBool *),void*); 277 PETSC_EXTERN PetscErrorCode TSPseudoDefaultVerifyTimeStep(TS,Vec,void*,PetscReal*,PetscBool *); 278 PETSC_EXTERN PetscErrorCode TSPseudoVerifyTimeStep(TS,Vec,PetscReal*,PetscBool *); 279 PETSC_EXTERN PetscErrorCode TSPseudoSetTimeStepIncrement(TS,PetscReal); 280 PETSC_EXTERN PetscErrorCode TSPseudoIncrementDtFromInitialDt(TS); 281 282 PETSC_EXTERN PetscErrorCode TSPythonSetType(TS,const char[]); 283 284 PETSC_EXTERN PetscErrorCode TSComputeRHSFunction(TS,PetscReal,Vec,Vec); 285 PETSC_EXTERN PetscErrorCode TSComputeRHSJacobian(TS,PetscReal,Vec,Mat*,Mat*,MatStructure*); 286 PETSC_EXTERN PetscErrorCode TSComputeIFunction(TS,PetscReal,Vec,Vec,Vec,PetscBool); 287 PETSC_EXTERN PetscErrorCode TSComputeIJacobian(TS,PetscReal,Vec,Vec,PetscReal,Mat*,Mat*,MatStructure*,PetscBool); 288 PETSC_EXTERN PetscErrorCode TSComputeLinearStability(TS,PetscReal,PetscReal,PetscReal*,PetscReal*); 289 290 PETSC_EXTERN PetscErrorCode TSVISetVariableBounds(TS,Vec,Vec); 291 292 PETSC_EXTERN PetscErrorCode DMTSSetRHSFunction(DM,TSRHSFunction,void*); 293 PETSC_EXTERN PetscErrorCode DMTSGetRHSFunction(DM,TSRHSFunction*,void**); 294 PETSC_EXTERN PetscErrorCode DMTSSetRHSJacobian(DM,TSRHSJacobian,void*); 295 PETSC_EXTERN PetscErrorCode DMTSGetRHSJacobian(DM,TSRHSJacobian*,void**); 296 PETSC_EXTERN PetscErrorCode DMTSSetIFunction(DM,TSIFunction,void*); 297 PETSC_EXTERN PetscErrorCode DMTSGetIFunction(DM,TSIFunction*,void**); 298 PETSC_EXTERN PetscErrorCode DMTSSetIJacobian(DM,TSIJacobian,void*); 299 PETSC_EXTERN PetscErrorCode DMTSGetIJacobian(DM,TSIJacobian*,void**); 300 PETSC_EXTERN PetscErrorCode DMTSSetSolutionFunction(DM,TSSolutionFunction,void*); 301 PETSC_EXTERN PetscErrorCode DMTSGetSolutionFunction(DM,TSSolutionFunction*,void**); 302 PETSC_EXTERN PetscErrorCode DMTSSetForcingFunction(DM,PetscErrorCode (*TSForcingFunction)(TS,PetscReal,Vec,void*),void*); 303 PETSC_EXTERN PetscErrorCode DMTSGetForcingFunction(DM,PetscErrorCode (**TSForcingFunction)(TS,PetscReal,Vec,void*),void**); 304 305 PETSC_EXTERN PetscErrorCode DMTSSetIFunctionSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer)); 306 PETSC_EXTERN PetscErrorCode DMTSSetIJacobianSerialize(DM,PetscErrorCode (*)(void*,PetscViewer),PetscErrorCode (*)(void**,PetscViewer)); 307 308 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*); 309 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSRHSJacobianLocal)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,MatStructure*,void*); 310 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIFunctionLocal)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*); 311 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*DMDATSIJacobianLocal)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,MatStructure*,void*); 312 313 PETSC_EXTERN PetscErrorCode DMDATSSetRHSFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*),void *); 314 PETSC_EXTERN PetscErrorCode DMDATSSetRHSJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,Mat,Mat,MatStructure*,void*),void *); 315 PETSC_EXTERN PetscErrorCode DMDATSSetIFunctionLocal(DM,InsertMode,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,void*,void*),void *); 316 PETSC_EXTERN PetscErrorCode DMDATSSetIJacobianLocal(DM,PetscErrorCode (*)(DMDALocalInfo*,PetscReal,void*,void*,PetscReal,Mat,Mat,MatStructure*,void*),void *); 317 318 typedef struct { 319 Vec ray; 320 VecScatter scatter; 321 PetscViewer viewer; 322 } TSMonitorDMDARayCtx; 323 PETSC_EXTERN PetscErrorCode TSMonitorDMDARayDestroy(void**); 324 PETSC_EXTERN PetscErrorCode TSMonitorDMDARay(TS,PetscInt,PetscReal,Vec,void*); 325 326 327 /* Dynamic creation and loading functions */ 328 PETSC_EXTERN PetscFunctionList TSList; 329 PETSC_EXTERN PetscBool TSRegisterAllCalled; 330 PETSC_EXTERN PetscErrorCode TSGetType(TS,TSType*); 331 PETSC_EXTERN PetscErrorCode TSSetType(TS,TSType); 332 PETSC_EXTERN PetscErrorCode TSRegister(const char[], const char[], const char[], PetscErrorCode (*)(TS)); 333 PETSC_EXTERN PetscErrorCode TSRegisterAll(const char[]); 334 PETSC_EXTERN PetscErrorCode TSRegisterDestroy(void); 335 336 /*MC 337 TSRegisterDynamic - Adds a creation method to the TS package. 338 339 Synopsis: 340 #include "petscts.h" 341 PetscErrorCode TSRegisterDynamic(const char *name, const char *path, const char *func_name, PetscErrorCode (*create_func)(TS)) 342 343 Not Collective 344 345 Input Parameters: 346 + name - The name of a new user-defined creation routine 347 . path - The path (either absolute or relative) of the library containing this routine 348 . func_name - The name of the creation routine 349 - create_func - The creation routine itself 350 351 Notes: 352 TSRegisterDynamic() may be called multiple times to add several user-defined tses. 353 354 If dynamic libraries are used, then the fourth input argument (create_func) is ignored. 355 356 Sample usage: 357 .vb 358 TSRegisterDynamic("my_ts", "/home/username/my_lib/lib/libO/solaris/libmy.a", "MyTSCreate", MyTSCreate); 359 .ve 360 361 Then, your ts type can be chosen with the procedural interface via 362 .vb 363 TS ts; 364 TSCreate(MPI_Comm, &ts); 365 TSSetType(ts, "my_ts") 366 .ve 367 or at runtime via the option 368 .vb 369 -ts_type my_ts 370 .ve 371 372 Notes: $PETSC_ARCH occuring in pathname will be replaced with appropriate values. 373 If your function is not being put into a shared library then use TSRegister() instead 374 375 Level: advanced 376 377 .keywords: TS, register 378 .seealso: TSRegisterAll(), TSRegisterDestroy() 379 M*/ 380 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 381 #define TSRegisterDynamic(a,b,c,d) TSRegister(a,b,c,0) 382 #else 383 #define TSRegisterDynamic(a,b,c,d) TSRegister(a,b,c,d) 384 #endif 385 386 PETSC_EXTERN PetscErrorCode TSGetSNES(TS,SNES*); 387 PETSC_EXTERN PetscErrorCode TSSetSNES(TS,SNES); 388 PETSC_EXTERN PetscErrorCode TSGetKSP(TS,KSP*); 389 390 PETSC_EXTERN PetscErrorCode TSView(TS,PetscViewer); 391 PETSC_EXTERN PetscErrorCode TSLoad(TS,PetscViewer); 392 393 #define TS_FILE_CLASSID 1211225 394 395 PETSC_EXTERN PetscErrorCode TSSetApplicationContext(TS,void *); 396 PETSC_EXTERN PetscErrorCode TSGetApplicationContext(TS,void *); 397 398 typedef struct _n_TSMonitorLGCtx* TSMonitorLGCtx; 399 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorLGCtx *); 400 PETSC_EXTERN PetscErrorCode TSMonitorLGCtxDestroy(TSMonitorLGCtx*); 401 PETSC_EXTERN PetscErrorCode TSMonitorLGTimeStep(TS,PetscInt,PetscReal,Vec,void *); 402 PETSC_EXTERN PetscErrorCode TSMonitorLGSolution(TS,PetscInt,PetscReal,Vec,void *); 403 PETSC_EXTERN PetscErrorCode TSMonitorLGError(TS,PetscInt,PetscReal,Vec,void *); 404 PETSC_EXTERN PetscErrorCode TSMonitorLGSNESIterations(TS,PetscInt,PetscReal,Vec,void *); 405 PETSC_EXTERN PetscErrorCode TSMonitorLGKSPIterations(TS,PetscInt,PetscReal,Vec,void *); 406 407 typedef struct _n_TSMonitorSPEigCtx* TSMonitorSPEigCtx; 408 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxCreate(MPI_Comm,const char[],const char[],int,int,int,int,PetscInt,TSMonitorSPEigCtx *); 409 PETSC_EXTERN PetscErrorCode TSMonitorSPEigCtxDestroy(TSMonitorSPEigCtx*); 410 PETSC_EXTERN PetscErrorCode TSMonitorSPEig(TS,PetscInt,PetscReal,Vec,void *); 411 412 /*J 413 TSSSPType - string with the name of TSSSP scheme. 414 415 Level: beginner 416 417 .seealso: TSSSPSetType(), TS 418 J*/ 419 typedef const char* TSSSPType; 420 #define TSSSPRKS2 "rks2" 421 #define TSSSPRKS3 "rks3" 422 #define TSSSPRK104 "rk104" 423 424 PETSC_EXTERN PetscErrorCode TSSSPSetType(TS,TSSSPType); 425 PETSC_EXTERN PetscErrorCode TSSSPGetType(TS,TSSSPType*); 426 PETSC_EXTERN PetscErrorCode TSSSPSetNumStages(TS,PetscInt); 427 PETSC_EXTERN PetscErrorCode TSSSPGetNumStages(TS,PetscInt*); 428 429 /*S 430 TSAdapt - Abstract object that manages time-step adaptivity 431 432 Level: beginner 433 434 .seealso: TS, TSAdaptCreate(), TSAdaptType 435 S*/ 436 typedef struct _p_TSAdapt *TSAdapt; 437 438 /*E 439 TSAdaptType - String with the name of TSAdapt scheme or the creation function 440 with an optional dynamic library name, for example 441 http://www.mcs.anl.gov/petsc/lib.a:mytsgladaptcreate() 442 443 Level: beginner 444 445 .seealso: TSAdaptSetType(), TS 446 E*/ 447 typedef const char *TSAdaptType; 448 #define TSADAPTBASIC "basic" 449 #define TSADAPTNONE "none" 450 #define TSADAPTCFL "cfl" 451 452 /*MC 453 TSAdaptRegisterDynamic - adds a TSAdapt implementation 454 455 Synopsis: 456 #include "petscts.h" 457 PetscErrorCode TSAdaptRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 458 459 Not Collective 460 461 Input Parameters: 462 + name_scheme - name of user-defined adaptivity scheme 463 . path - path (either absolute or relative) the library containing this scheme 464 . name_create - name of routine to create method context 465 - routine_create - routine to create method context 466 467 Notes: 468 TSAdaptRegisterDynamic() may be called multiple times to add several user-defined families. 469 470 If dynamic libraries are used, then the fourth input argument (routine_create) 471 is ignored. 472 473 Sample usage: 474 .vb 475 TSAdaptRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 476 "MySchemeCreate",MySchemeCreate); 477 .ve 478 479 Then, your scheme can be chosen with the procedural interface via 480 $ TSAdaptSetType(ts,"my_scheme") 481 or at runtime via the option 482 $ -ts_adapt_type my_scheme 483 484 Level: advanced 485 486 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 487 and others of the form ${any_environmental_variable} occuring in pathname will be 488 replaced with appropriate values. 489 490 .keywords: TSAdapt, register 491 492 .seealso: TSAdaptRegisterAll() 493 M*/ 494 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 495 # define TSAdaptRegisterDynamic(a,b,c,d) TSAdaptRegister(a,b,c,0) 496 #else 497 # define TSAdaptRegisterDynamic(a,b,c,d) TSAdaptRegister(a,b,c,d) 498 #endif 499 500 PETSC_EXTERN PetscErrorCode TSGetTSAdapt(TS,TSAdapt*); 501 PETSC_EXTERN PetscErrorCode TSAdaptRegister(const char[],const char[],const char[],PetscErrorCode (*)(TSAdapt)); 502 PETSC_EXTERN PetscErrorCode TSAdaptRegisterAll(const char[]); 503 PETSC_EXTERN PetscErrorCode TSAdaptRegisterDestroy(void); 504 PETSC_EXTERN PetscErrorCode TSAdaptInitializePackage(const char[]); 505 PETSC_EXTERN PetscErrorCode TSAdaptFinalizePackage(void); 506 PETSC_EXTERN PetscErrorCode TSAdaptCreate(MPI_Comm,TSAdapt*); 507 PETSC_EXTERN PetscErrorCode TSAdaptSetType(TSAdapt,TSAdaptType); 508 PETSC_EXTERN PetscErrorCode TSAdaptSetOptionsPrefix(TSAdapt,const char[]); 509 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesClear(TSAdapt); 510 PETSC_EXTERN PetscErrorCode TSAdaptCandidateAdd(TSAdapt,const char[],PetscInt,PetscInt,PetscReal,PetscReal,PetscBool); 511 PETSC_EXTERN PetscErrorCode TSAdaptCandidatesGet(TSAdapt,PetscInt*,const PetscInt**,const PetscInt**,const PetscReal**,const PetscReal**); 512 PETSC_EXTERN PetscErrorCode TSAdaptChoose(TSAdapt,TS,PetscReal,PetscInt*,PetscReal*,PetscBool*); 513 PETSC_EXTERN PetscErrorCode TSAdaptCheckStage(TSAdapt,TS,PetscBool*); 514 PETSC_EXTERN PetscErrorCode TSAdaptView(TSAdapt,PetscViewer); 515 PETSC_EXTERN PetscErrorCode TSAdaptLoad(TSAdapt,PetscViewer); 516 PETSC_EXTERN PetscErrorCode TSAdaptSetFromOptions(TSAdapt); 517 PETSC_EXTERN PetscErrorCode TSAdaptDestroy(TSAdapt*); 518 PETSC_EXTERN PetscErrorCode TSAdaptSetMonitor(TSAdapt,PetscBool); 519 PETSC_EXTERN PetscErrorCode TSAdaptSetStepLimits(TSAdapt,PetscReal,PetscReal); 520 PETSC_EXTERN PetscErrorCode TSAdaptSetCheckStage(TSAdapt,PetscErrorCode(*)(TSAdapt,TS,PetscBool*)); 521 522 /*S 523 TSGLAdapt - Abstract object that manages time-step adaptivity 524 525 Level: beginner 526 527 Developer Notes: 528 This functionality should be replaced by the TSAdapt. 529 530 .seealso: TSGL, TSGLAdaptCreate(), TSGLAdaptType 531 S*/ 532 typedef struct _p_TSGLAdapt *TSGLAdapt; 533 534 /*J 535 TSGLAdaptType - String with the name of TSGLAdapt scheme or the creation function 536 with an optional dynamic library name, for example 537 http://www.mcs.anl.gov/petsc/lib.a:mytsgladaptcreate() 538 539 Level: beginner 540 541 .seealso: TSGLAdaptSetType(), TS 542 J*/ 543 typedef const char *TSGLAdaptType; 544 #define TSGLADAPT_NONE "none" 545 #define TSGLADAPT_SIZE "size" 546 #define TSGLADAPT_BOTH "both" 547 548 /*MC 549 TSGLAdaptRegisterDynamic - adds a TSGLAdapt implementation 550 551 Synopsis: 552 #include "petscts.h" 553 PetscErrorCode TSGLAdaptRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 554 555 Not Collective 556 557 Input Parameters: 558 + name_scheme - name of user-defined adaptivity scheme 559 . path - path (either absolute or relative) the library containing this scheme 560 . name_create - name of routine to create method context 561 - routine_create - routine to create method context 562 563 Notes: 564 TSGLAdaptRegisterDynamic() may be called multiple times to add several user-defined families. 565 566 If dynamic libraries are used, then the fourth input argument (routine_create) 567 is ignored. 568 569 Sample usage: 570 .vb 571 TSGLAdaptRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 572 "MySchemeCreate",MySchemeCreate); 573 .ve 574 575 Then, your scheme can be chosen with the procedural interface via 576 $ TSGLAdaptSetType(ts,"my_scheme") 577 or at runtime via the option 578 $ -ts_adapt_type my_scheme 579 580 Level: advanced 581 582 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 583 and others of the form ${any_environmental_variable} occuring in pathname will be 584 replaced with appropriate values. 585 586 .keywords: TSGLAdapt, register 587 588 .seealso: TSGLAdaptRegisterAll() 589 M*/ 590 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 591 # define TSGLAdaptRegisterDynamic(a,b,c,d) TSGLAdaptRegister(a,b,c,0) 592 #else 593 # define TSGLAdaptRegisterDynamic(a,b,c,d) TSGLAdaptRegister(a,b,c,d) 594 #endif 595 596 PETSC_EXTERN PetscErrorCode TSGLAdaptRegister(const char[],const char[],const char[],PetscErrorCode (*)(TSGLAdapt)); 597 PETSC_EXTERN PetscErrorCode TSGLAdaptRegisterAll(const char[]); 598 PETSC_EXTERN PetscErrorCode TSGLAdaptRegisterDestroy(void); 599 PETSC_EXTERN PetscErrorCode TSGLAdaptInitializePackage(const char[]); 600 PETSC_EXTERN PetscErrorCode TSGLAdaptFinalizePackage(void); 601 PETSC_EXTERN PetscErrorCode TSGLAdaptCreate(MPI_Comm,TSGLAdapt*); 602 PETSC_EXTERN PetscErrorCode TSGLAdaptSetType(TSGLAdapt,TSGLAdaptType); 603 PETSC_EXTERN PetscErrorCode TSGLAdaptSetOptionsPrefix(TSGLAdapt,const char[]); 604 PETSC_EXTERN PetscErrorCode TSGLAdaptChoose(TSGLAdapt,PetscInt,const PetscInt[],const PetscReal[],const PetscReal[],PetscInt,PetscReal,PetscReal,PetscInt*,PetscReal*,PetscBool *); 605 PETSC_EXTERN PetscErrorCode TSGLAdaptView(TSGLAdapt,PetscViewer); 606 PETSC_EXTERN PetscErrorCode TSGLAdaptSetFromOptions(TSGLAdapt); 607 PETSC_EXTERN PetscErrorCode TSGLAdaptDestroy(TSGLAdapt*); 608 609 /*J 610 TSGLAcceptType - String with the name of TSGLAccept scheme or the function 611 with an optional dynamic library name, for example 612 http://www.mcs.anl.gov/petsc/lib.a:mytsglaccept() 613 614 Level: beginner 615 616 .seealso: TSGLSetAcceptType(), TS 617 J*/ 618 typedef const char *TSGLAcceptType; 619 #define TSGLACCEPT_ALWAYS "always" 620 621 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*TSGLAcceptFunction)(TS,PetscReal,PetscReal,const PetscReal[],PetscBool *); 622 PETSC_EXTERN PetscErrorCode TSGLAcceptRegister(const char[],const char[],const char[],TSGLAcceptFunction); 623 624 /*MC 625 TSGLAcceptRegisterDynamic - adds a TSGL acceptance scheme 626 627 Synopsis: 628 #include "petscts.h" 629 PetscErrorCode TSGLAcceptRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 630 631 Not Collective 632 633 Input Parameters: 634 + name_scheme - name of user-defined acceptance scheme 635 . path - path (either absolute or relative) the library containing this scheme 636 . name_create - name of routine to create method context 637 - routine_create - routine to create method context 638 639 Notes: 640 TSGLAcceptRegisterDynamic() may be called multiple times to add several user-defined families. 641 642 If dynamic libraries are used, then the fourth input argument (routine_create) 643 is ignored. 644 645 Sample usage: 646 .vb 647 TSGLAcceptRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 648 "MySchemeCreate",MySchemeCreate); 649 .ve 650 651 Then, your scheme can be chosen with the procedural interface via 652 $ TSGLSetAcceptType(ts,"my_scheme") 653 or at runtime via the option 654 $ -ts_gl_accept_type my_scheme 655 656 Level: advanced 657 658 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 659 and others of the form ${any_environmental_variable} occuring in pathname will be 660 replaced with appropriate values. 661 662 .keywords: TSGL, TSGLAcceptType, register 663 664 .seealso: TSGLRegisterAll() 665 M*/ 666 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 667 # define TSGLAcceptRegisterDynamic(a,b,c,d) TSGLAcceptRegister(a,b,c,0) 668 #else 669 # define TSGLAcceptRegisterDynamic(a,b,c,d) TSGLAcceptRegister(a,b,c,d) 670 #endif 671 672 /*J 673 TSGLType - family of time integration method within the General Linear class 674 675 Level: beginner 676 677 .seealso: TSGLSetType(), TSGLRegister() 678 J*/ 679 typedef const char* TSGLType; 680 #define TSGL_IRKS "irks" 681 682 /*MC 683 TSGLRegisterDynamic - adds a TSGL implementation 684 685 Synopsis: 686 #include "petscts.h" 687 PetscErrorCode TSGLRegisterDynamic(const char *name_scheme,const char *path,const char *name_create,PetscErrorCode (*routine_create)(TS)) 688 689 Not Collective 690 691 Input Parameters: 692 + name_scheme - name of user-defined general linear scheme 693 . path - path (either absolute or relative) the library containing this scheme 694 . name_create - name of routine to create method context 695 - routine_create - routine to create method context 696 697 Notes: 698 TSGLRegisterDynamic() may be called multiple times to add several user-defined families. 699 700 If dynamic libraries are used, then the fourth input argument (routine_create) 701 is ignored. 702 703 Sample usage: 704 .vb 705 TSGLRegisterDynamic("my_scheme",/home/username/my_lib/lib/libO/solaris/mylib.a, 706 "MySchemeCreate",MySchemeCreate); 707 .ve 708 709 Then, your scheme can be chosen with the procedural interface via 710 $ TSGLSetType(ts,"my_scheme") 711 or at runtime via the option 712 $ -ts_gl_type my_scheme 713 714 Level: advanced 715 716 Notes: Environmental variables such as ${PETSC_ARCH}, ${PETSC_DIR}, ${PETSC_LIB_DIR}, 717 and others of the form ${any_environmental_variable} occuring in pathname will be 718 replaced with appropriate values. 719 720 .keywords: TSGL, register 721 722 .seealso: TSGLRegisterAll() 723 M*/ 724 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 725 # define TSGLRegisterDynamic(a,b,c,d) TSGLRegister(a,b,c,0) 726 #else 727 # define TSGLRegisterDynamic(a,b,c,d) TSGLRegister(a,b,c,d) 728 #endif 729 730 PETSC_EXTERN PetscErrorCode TSGLRegister(const char[],const char[],const char[],PetscErrorCode(*)(TS)); 731 PETSC_EXTERN PetscErrorCode TSGLRegisterAll(const char[]); 732 PETSC_EXTERN PetscErrorCode TSGLRegisterDestroy(void); 733 PETSC_EXTERN PetscErrorCode TSGLInitializePackage(const char[]); 734 PETSC_EXTERN PetscErrorCode TSGLFinalizePackage(void); 735 PETSC_EXTERN PetscErrorCode TSGLSetType(TS,TSGLType); 736 PETSC_EXTERN PetscErrorCode TSGLGetAdapt(TS,TSGLAdapt*); 737 PETSC_EXTERN PetscErrorCode TSGLSetAcceptType(TS,TSGLAcceptType); 738 739 /*J 740 TSARKIMEXType - String with the name of an Additive Runge-Kutta IMEX method. 741 742 Level: beginner 743 744 .seealso: TSARKIMEXSetType(), TS, TSARKIMEX, TSARKIMEXRegister() 745 J*/ 746 typedef const char* TSARKIMEXType; 747 #define TSARKIMEX1BEE "1bee" 748 #define TSARKIMEXA2 "a2" 749 #define TSARKIMEXL2 "l2" 750 #define TSARKIMEXARS122 "ars122" 751 #define TSARKIMEX2C "2c" 752 #define TSARKIMEX2D "2d" 753 #define TSARKIMEX2E "2e" 754 #define TSARKIMEXPRSSP2 "prssp2" 755 #define TSARKIMEX3 "3" 756 #define TSARKIMEXBPR3 "bpr3" 757 #define TSARKIMEXARS443 "ars443" 758 #define TSARKIMEX4 "4" 759 #define TSARKIMEX5 "5" 760 PETSC_EXTERN PetscErrorCode TSARKIMEXGetType(TS ts,TSARKIMEXType*); 761 PETSC_EXTERN PetscErrorCode TSARKIMEXSetType(TS ts,TSARKIMEXType); 762 PETSC_EXTERN PetscErrorCode TSARKIMEXSetFullyImplicit(TS,PetscBool); 763 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[]); 764 PETSC_EXTERN PetscErrorCode TSARKIMEXFinalizePackage(void); 765 PETSC_EXTERN PetscErrorCode TSARKIMEXInitializePackage(const char path[]); 766 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterDestroy(void); 767 PETSC_EXTERN PetscErrorCode TSARKIMEXRegisterAll(void); 768 769 /*J 770 TSRosWType - String with the name of a Rosenbrock-W method. 771 772 Level: beginner 773 774 .seealso: TSRosWSetType(), TS, TSROSW, TSRosWRegister() 775 J*/ 776 typedef const char* TSRosWType; 777 #define TSROSW2M "2m" 778 #define TSROSW2P "2p" 779 #define TSROSWRA3PW "ra3pw" 780 #define TSROSWRA34PW2 "ra34pw2" 781 #define TSROSWRODAS3 "rodas3" 782 #define TSROSWSANDU3 "sandu3" 783 #define TSROSWASSP3P3S1C "assp3p3s1c" 784 #define TSROSWLASSP3P4S2C "lassp3p4s2c" 785 #define TSROSWLLSSP3P4S2C "llssp3p4s2c" 786 #define TSROSWARK3 "ark3" 787 #define TSROSWTHETA1 "theta1" 788 #define TSROSWTHETA2 "theta2" 789 #define TSROSWGRK4T "grk4t" 790 #define TSROSWSHAMP4 "shamp4" 791 #define TSROSWVELDD4 "veldd4" 792 #define TSROSW4L "4l" 793 794 PETSC_EXTERN PetscErrorCode TSRosWGetType(TS ts,TSRosWType*); 795 PETSC_EXTERN PetscErrorCode TSRosWSetType(TS ts,TSRosWType); 796 PETSC_EXTERN PetscErrorCode TSRosWSetRecomputeJacobian(TS,PetscBool); 797 PETSC_EXTERN PetscErrorCode TSRosWRegister(TSRosWType,PetscInt,PetscInt,const PetscReal[],const PetscReal[],const PetscReal[],const PetscReal[],PetscInt,const PetscReal[]); 798 PETSC_EXTERN PetscErrorCode TSRosWRegisterRos4(TSRosWType,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal); 799 PETSC_EXTERN PetscErrorCode TSRosWFinalizePackage(void); 800 PETSC_EXTERN PetscErrorCode TSRosWInitializePackage(const char path[]); 801 PETSC_EXTERN PetscErrorCode TSRosWRegisterDestroy(void); 802 PETSC_EXTERN PetscErrorCode TSRosWRegisterAll(void); 803 804 /* 805 PETSc interface to Sundials 806 */ 807 #ifdef PETSC_HAVE_SUNDIALS 808 typedef enum { SUNDIALS_ADAMS=1,SUNDIALS_BDF=2} TSSundialsLmmType; 809 PETSC_EXTERN const char *const TSSundialsLmmTypes[]; 810 typedef enum { SUNDIALS_MODIFIED_GS = 1,SUNDIALS_CLASSICAL_GS = 2 } TSSundialsGramSchmidtType; 811 PETSC_EXTERN const char *const TSSundialsGramSchmidtTypes[]; 812 PETSC_EXTERN PetscErrorCode TSSundialsSetType(TS,TSSundialsLmmType); 813 PETSC_EXTERN PetscErrorCode TSSundialsGetPC(TS,PC*); 814 PETSC_EXTERN PetscErrorCode TSSundialsSetTolerance(TS,PetscReal,PetscReal); 815 PETSC_EXTERN PetscErrorCode TSSundialsSetMinTimeStep(TS,PetscReal); 816 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxTimeStep(TS,PetscReal); 817 PETSC_EXTERN PetscErrorCode TSSundialsGetIterations(TS,PetscInt *,PetscInt *); 818 PETSC_EXTERN PetscErrorCode TSSundialsSetGramSchmidtType(TS,TSSundialsGramSchmidtType); 819 PETSC_EXTERN PetscErrorCode TSSundialsSetGMRESRestart(TS,PetscInt); 820 PETSC_EXTERN PetscErrorCode TSSundialsSetLinearTolerance(TS,PetscReal); 821 PETSC_EXTERN PetscErrorCode TSSundialsMonitorInternalSteps(TS,PetscBool ); 822 PETSC_EXTERN PetscErrorCode TSSundialsGetParameters(TS,PetscInt *,long*[],double*[]); 823 PETSC_EXTERN PetscErrorCode TSSundialsSetMaxl(TS,PetscInt); 824 #endif 825 826 PETSC_EXTERN PetscErrorCode TSRKSetTolerance(TS,PetscReal); 827 828 PETSC_EXTERN PetscErrorCode TSThetaSetTheta(TS,PetscReal); 829 PETSC_EXTERN PetscErrorCode TSThetaGetTheta(TS,PetscReal*); 830 PETSC_EXTERN PetscErrorCode TSThetaGetEndpoint(TS,PetscBool*); 831 PETSC_EXTERN PetscErrorCode TSThetaSetEndpoint(TS,PetscBool); 832 833 PETSC_EXTERN PetscErrorCode TSAlphaSetAdapt(TS,PetscErrorCode(*)(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*),void*); 834 PETSC_EXTERN PetscErrorCode TSAlphaAdaptDefault(TS,PetscReal,Vec,Vec,PetscReal*,PetscBool*,void*); 835 PETSC_EXTERN PetscErrorCode TSAlphaSetRadius(TS,PetscReal); 836 PETSC_EXTERN PetscErrorCode TSAlphaSetParams(TS,PetscReal,PetscReal,PetscReal); 837 PETSC_EXTERN PetscErrorCode TSAlphaGetParams(TS,PetscReal*,PetscReal*,PetscReal*); 838 839 PETSC_EXTERN PetscErrorCode TSSetDM(TS,DM); 840 PETSC_EXTERN PetscErrorCode TSGetDM(TS,DM*); 841 842 PETSC_EXTERN PetscErrorCode SNESTSFormFunction(SNES,Vec,Vec,void*); 843 PETSC_EXTERN PetscErrorCode SNESTSFormJacobian(SNES,Vec,Mat*,Mat*,MatStructure*,void*); 844 845 #endif 846