Actual source code: petscpc.h

petsc-3.9.4 2018-09-11
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  1: /*
  2:       Preconditioner module.
  3: */
  6:  #include <petscmat.h>
  7:  #include <petscpctypes.h>

  9: PETSC_EXTERN PetscErrorCode PCInitializePackage(void);

 11: /*
 12:     PCList contains the list of preconditioners currently registered
 13:    These are added with PCRegister()
 14: */
 15: PETSC_EXTERN PetscFunctionList PCList;

 17: /* Logging support */
 18: PETSC_EXTERN PetscClassId PC_CLASSID;

 20: PETSC_EXTERN PetscErrorCode PCCreate(MPI_Comm,PC*);
 21: PETSC_EXTERN PetscErrorCode PCSetType(PC,PCType);
 22: PETSC_EXTERN PetscErrorCode PCGetType(PC,PCType*);
 23: PETSC_EXTERN PetscErrorCode PCSetUp(PC);
 24: PETSC_EXTERN PetscErrorCode PCGetSetUpFailedReason(PC,PCFailedReason*);
 25: PETSC_EXTERN PetscErrorCode PCSetUpOnBlocks(PC);
 26: PETSC_EXTERN PetscErrorCode PCApply(PC,Vec,Vec);
 27: PETSC_EXTERN PetscErrorCode PCApplySymmetricLeft(PC,Vec,Vec);
 28: PETSC_EXTERN PetscErrorCode PCApplySymmetricRight(PC,Vec,Vec);
 29: PETSC_EXTERN PetscErrorCode PCApplyBAorAB(PC,PCSide,Vec,Vec,Vec);
 30: PETSC_EXTERN PetscErrorCode PCApplyTranspose(PC,Vec,Vec);
 31: PETSC_EXTERN PetscErrorCode PCApplyTransposeExists(PC,PetscBool *);
 32: PETSC_EXTERN PetscErrorCode PCApplyBAorABTranspose(PC,PCSide,Vec,Vec,Vec);
 33: PETSC_EXTERN PetscErrorCode PCSetReusePreconditioner(PC,PetscBool);
 34: PETSC_EXTERN PetscErrorCode PCGetReusePreconditioner(PC,PetscBool*);
 35: PETSC_EXTERN PetscErrorCode PCSetErrorIfFailure(PC,PetscBool);

 37: #define PC_FILE_CLASSID 1211222

 39: PETSC_EXTERN PetscErrorCode PCApplyRichardson(PC,Vec,Vec,Vec,PetscReal,PetscReal,PetscReal,PetscInt,PetscBool ,PetscInt*,PCRichardsonConvergedReason*);
 40: PETSC_EXTERN PetscErrorCode PCApplyRichardsonExists(PC,PetscBool *);
 41: PETSC_EXTERN PetscErrorCode PCSetUseAmat(PC,PetscBool);
 42: PETSC_EXTERN PetscErrorCode PCGetUseAmat(PC,PetscBool*);


 45: PETSC_EXTERN PetscErrorCode PCRegister(const char[],PetscErrorCode(*)(PC));

 47: PETSC_EXTERN PetscErrorCode PCReset(PC);
 48: PETSC_EXTERN PetscErrorCode PCDestroy(PC*);
 49: PETSC_EXTERN PetscErrorCode PCSetFromOptions(PC);

 51: PETSC_EXTERN PetscErrorCode PCFactorGetMatrix(PC,Mat*);
 52: PETSC_EXTERN PetscErrorCode PCSetModifySubMatrices(PC,PetscErrorCode(*)(PC,PetscInt,const IS[],const IS[],Mat[],void*),void*);
 53: PETSC_EXTERN PetscErrorCode PCModifySubMatrices(PC,PetscInt,const IS[],const IS[],Mat[],void*);

 55: PETSC_EXTERN PetscErrorCode PCSetOperators(PC,Mat,Mat);
 56: PETSC_EXTERN PetscErrorCode PCGetOperators(PC,Mat*,Mat*);
 57: PETSC_EXTERN PetscErrorCode PCGetOperatorsSet(PC,PetscBool *,PetscBool *);

 59: PETSC_EXTERN PetscErrorCode PCView(PC,PetscViewer);
 60: PETSC_EXTERN PetscErrorCode PCLoad(PC,PetscViewer);
 61: PETSC_STATIC_INLINE PetscErrorCode PCViewFromOptions(PC A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}

 63: PETSC_EXTERN PetscErrorCode PCSetOptionsPrefix(PC,const char[]);
 64: PETSC_EXTERN PetscErrorCode PCAppendOptionsPrefix(PC,const char[]);
 65: PETSC_EXTERN PetscErrorCode PCGetOptionsPrefix(PC,const char*[]);

 67: PETSC_EXTERN PetscErrorCode PCComputeExplicitOperator(PC,Mat*);

 69: /*
 70:       These are used to provide extra scaling of preconditioned
 71:    operator for time-stepping schemes like in SUNDIALS
 72: */
 73: PETSC_EXTERN PetscErrorCode PCGetDiagonalScale(PC,PetscBool *);
 74: PETSC_EXTERN PetscErrorCode PCDiagonalScaleLeft(PC,Vec,Vec);
 75: PETSC_EXTERN PetscErrorCode PCDiagonalScaleRight(PC,Vec,Vec);
 76: PETSC_EXTERN PetscErrorCode PCSetDiagonalScale(PC,Vec);

 78: /* ------------- options specific to particular preconditioners --------- */

 80: PETSC_EXTERN PetscErrorCode PCJacobiSetType(PC,PCJacobiType);
 81: PETSC_EXTERN PetscErrorCode PCJacobiGetType(PC,PCJacobiType*);
 82: PETSC_EXTERN PetscErrorCode PCJacobiSetUseAbs(PC,PetscBool);
 83: PETSC_EXTERN PetscErrorCode PCJacobiGetUseAbs(PC,PetscBool*);
 84: PETSC_EXTERN PetscErrorCode PCSORSetSymmetric(PC,MatSORType);
 85: PETSC_EXTERN PetscErrorCode PCSORGetSymmetric(PC,MatSORType*);
 86: PETSC_EXTERN PetscErrorCode PCSORSetOmega(PC,PetscReal);
 87: PETSC_EXTERN PetscErrorCode PCSORGetOmega(PC,PetscReal*);
 88: PETSC_EXTERN PetscErrorCode PCSORSetIterations(PC,PetscInt,PetscInt);
 89: PETSC_EXTERN PetscErrorCode PCSORGetIterations(PC,PetscInt*,PetscInt*);

 91: PETSC_EXTERN PetscErrorCode PCEisenstatSetOmega(PC,PetscReal);
 92: PETSC_EXTERN PetscErrorCode PCEisenstatGetOmega(PC,PetscReal*);
 93: PETSC_EXTERN PetscErrorCode PCEisenstatSetNoDiagonalScaling(PC,PetscBool);
 94: PETSC_EXTERN PetscErrorCode PCEisenstatGetNoDiagonalScaling(PC,PetscBool*);

 96: PETSC_EXTERN PetscErrorCode PCBJacobiSetTotalBlocks(PC,PetscInt,const PetscInt[]);
 97: PETSC_EXTERN PetscErrorCode PCBJacobiGetTotalBlocks(PC,PetscInt*,const PetscInt*[]);
 98: PETSC_EXTERN PetscErrorCode PCBJacobiSetLocalBlocks(PC,PetscInt,const PetscInt[]);
 99: PETSC_EXTERN PetscErrorCode PCBJacobiGetLocalBlocks(PC,PetscInt*,const PetscInt*[]);

101: PETSC_EXTERN PetscErrorCode PCShellSetApply(PC,PetscErrorCode (*)(PC,Vec,Vec));
102: PETSC_EXTERN PetscErrorCode PCShellSetApplySymmetricLeft(PC,PetscErrorCode (*)(PC,Vec,Vec));
103: PETSC_EXTERN PetscErrorCode PCShellSetApplySymmetricRight(PC,PetscErrorCode (*)(PC,Vec,Vec));
104: PETSC_EXTERN PetscErrorCode PCShellSetApplyBA(PC,PetscErrorCode (*)(PC,PCSide,Vec,Vec,Vec));
105: PETSC_EXTERN PetscErrorCode PCShellSetApplyTranspose(PC,PetscErrorCode (*)(PC,Vec,Vec));
106: PETSC_EXTERN PetscErrorCode PCShellSetSetUp(PC,PetscErrorCode (*)(PC));
107: PETSC_EXTERN PetscErrorCode PCShellSetApplyRichardson(PC,PetscErrorCode (*)(PC,Vec,Vec,Vec,PetscReal,PetscReal,PetscReal,PetscInt,PetscBool ,PetscInt*,PCRichardsonConvergedReason*));
108: PETSC_EXTERN PetscErrorCode PCShellSetView(PC,PetscErrorCode (*)(PC,PetscViewer));
109: PETSC_EXTERN PetscErrorCode PCShellSetDestroy(PC,PetscErrorCode (*)(PC));
110: PETSC_EXTERN PetscErrorCode PCShellSetContext(PC,void*);
111: PETSC_EXTERN PetscErrorCode PCShellGetContext(PC,void**);
112: PETSC_EXTERN PetscErrorCode PCShellSetName(PC,const char[]);
113: PETSC_EXTERN PetscErrorCode PCShellGetName(PC,const char*[]);

115: PETSC_EXTERN PetscErrorCode PCFactorSetZeroPivot(PC,PetscReal);

117: PETSC_EXTERN PetscErrorCode PCFactorSetShiftType(PC,MatFactorShiftType);
118: PETSC_EXTERN PetscErrorCode PCFactorSetShiftAmount(PC,PetscReal);

120: PETSC_EXTERN PetscErrorCode PCFactorSetMatSolverType(PC,MatSolverType);
121: PETSC_EXTERN PetscErrorCode PCFactorGetMatSolverType(PC,MatSolverType*);
122: PETSC_EXTERN PetscErrorCode PCFactorSetUpMatSolverType(PC);
123: PETSC_DEPRECATED("Use PCFactorSetMatSolverType") PETSC_STATIC_INLINE PetscErrorCode PCFactorSetMatSolverPackage(PC pc,MatSolverType stype)
124: { return PCFactorSetMatSolverType(pc,stype); }
125: PETSC_DEPRECATED("Use PCFactorGetMatSolverType") PETSC_STATIC_INLINE PetscErrorCode PCFactorGetMatSolverPackage(PC pc,MatSolverType *stype)
126: { return PCFactorGetMatSolverType(pc,stype); }
127: PETSC_DEPRECATED("Use PCFactorSetUpMatSolverType") PETSC_STATIC_INLINE PetscErrorCode PCFactorSetUpMatSolverPackage(PC pc)
128: { return PCFactorSetUpMatSolverType(pc); }

130: PETSC_EXTERN PetscErrorCode PCFactorSetFill(PC,PetscReal);
131: PETSC_EXTERN PetscErrorCode PCFactorSetColumnPivot(PC,PetscReal);
132: PETSC_EXTERN PetscErrorCode PCFactorReorderForNonzeroDiagonal(PC,PetscReal);

134: PETSC_EXTERN PetscErrorCode PCFactorSetMatOrderingType(PC,MatOrderingType);
135: PETSC_EXTERN PetscErrorCode PCFactorSetReuseOrdering(PC,PetscBool );
136: PETSC_EXTERN PetscErrorCode PCFactorSetReuseFill(PC,PetscBool );
137: PETSC_EXTERN PetscErrorCode PCFactorSetUseInPlace(PC,PetscBool);
138: PETSC_EXTERN PetscErrorCode PCFactorGetUseInPlace(PC,PetscBool*);
139: PETSC_EXTERN PetscErrorCode PCFactorSetAllowDiagonalFill(PC,PetscBool);
140: PETSC_EXTERN PetscErrorCode PCFactorGetAllowDiagonalFill(PC,PetscBool*);
141: PETSC_EXTERN PetscErrorCode PCFactorSetPivotInBlocks(PC,PetscBool);

143: PETSC_EXTERN PetscErrorCode PCFactorSetLevels(PC,PetscInt);
144: PETSC_EXTERN PetscErrorCode PCFactorGetLevels(PC,PetscInt*);
145: PETSC_EXTERN PetscErrorCode PCFactorSetDropTolerance(PC,PetscReal,PetscReal,PetscInt);
146: PETSC_EXTERN PetscErrorCode PCFactorGetZeroPivot(PC,PetscReal*);
147: PETSC_EXTERN PetscErrorCode PCFactorGetShiftAmount(PC,PetscReal*);
148: PETSC_EXTERN PetscErrorCode PCFactorGetShiftType(PC,MatFactorShiftType*);

150: PETSC_EXTERN PetscErrorCode PCASMSetLocalSubdomains(PC,PetscInt,IS[],IS[]);
151: PETSC_EXTERN PetscErrorCode PCASMSetTotalSubdomains(PC,PetscInt,IS[],IS[]);
152: PETSC_EXTERN PetscErrorCode PCASMSetOverlap(PC,PetscInt);
153: PETSC_EXTERN PetscErrorCode PCASMSetDMSubdomains(PC,PetscBool);
154: PETSC_EXTERN PetscErrorCode PCASMGetDMSubdomains(PC,PetscBool*);
155: PETSC_EXTERN PetscErrorCode PCASMSetSortIndices(PC,PetscBool);

157: PETSC_EXTERN PetscErrorCode PCASMSetType(PC,PCASMType);
158: PETSC_EXTERN PetscErrorCode PCASMGetType(PC,PCASMType*);
159: PETSC_EXTERN PetscErrorCode PCASMSetLocalType(PC,PCCompositeType);
160: PETSC_EXTERN PetscErrorCode PCASMGetLocalType(PC,PCCompositeType*);
161: PETSC_EXTERN PetscErrorCode PCASMCreateSubdomains(Mat,PetscInt,IS*[]);
162: PETSC_EXTERN PetscErrorCode PCASMDestroySubdomains(PetscInt,IS[],IS[]);
163: PETSC_EXTERN PetscErrorCode PCASMCreateSubdomains2D(PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,IS**,IS**);
164: PETSC_EXTERN PetscErrorCode PCASMGetLocalSubdomains(PC,PetscInt*,IS*[],IS*[]);
165: PETSC_EXTERN PetscErrorCode PCASMGetLocalSubmatrices(PC,PetscInt*,Mat*[]);
166: PETSC_EXTERN PetscErrorCode PCASMGetSubMatType(PC,MatType*);
167: PETSC_EXTERN PetscErrorCode PCASMSetSubMatType(PC,MatType);

169: PETSC_EXTERN PetscErrorCode PCGASMSetTotalSubdomains(PC,PetscInt);
170: PETSC_EXTERN PetscErrorCode PCGASMSetSubdomains(PC,PetscInt,IS[],IS[]);
171: PETSC_EXTERN PetscErrorCode PCGASMSetOverlap(PC,PetscInt);
172: PETSC_EXTERN PetscErrorCode PCGASMSetUseDMSubdomains(PC,PetscBool);
173: PETSC_EXTERN PetscErrorCode PCGASMGetUseDMSubdomains(PC,PetscBool*);
174: PETSC_EXTERN PetscErrorCode PCGASMSetSortIndices(PC,PetscBool );

176: PETSC_EXTERN PetscErrorCode PCGASMSetType(PC,PCGASMType);
177: PETSC_EXTERN PetscErrorCode PCGASMCreateSubdomains(Mat,PetscInt,PetscInt*,IS*[]);
178: PETSC_EXTERN PetscErrorCode PCGASMDestroySubdomains(PetscInt,IS*[],IS*[]);
179: PETSC_EXTERN PetscErrorCode PCGASMCreateSubdomains2D(PC,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,IS**,IS**);
180: PETSC_EXTERN PetscErrorCode PCGASMGetSubdomains(PC,PetscInt*,IS*[],IS*[]);
181: PETSC_EXTERN PetscErrorCode PCGASMGetSubmatrices(PC,PetscInt*,Mat*[]);

183: PETSC_EXTERN PetscErrorCode PCCompositeSetType(PC,PCCompositeType);
184: PETSC_EXTERN PetscErrorCode PCCompositeGetType(PC,PCCompositeType*);
185: PETSC_EXTERN PetscErrorCode PCCompositeAddPC(PC,PCType);
186: PETSC_EXTERN PetscErrorCode PCCompositeGetNumberPC(PC,PetscInt *);
187: PETSC_EXTERN PetscErrorCode PCCompositeGetPC(PC,PetscInt,PC *);
188: PETSC_EXTERN PetscErrorCode PCCompositeSpecialSetAlpha(PC,PetscScalar);

190: PETSC_EXTERN PetscErrorCode PCRedundantSetNumber(PC,PetscInt);
191: PETSC_EXTERN PetscErrorCode PCRedundantSetScatter(PC,VecScatter,VecScatter);
192: PETSC_EXTERN PetscErrorCode PCRedundantGetOperators(PC,Mat*,Mat*);

194: PETSC_EXTERN PetscErrorCode PCSPAISetEpsilon(PC,double);
195: PETSC_EXTERN PetscErrorCode PCSPAISetNBSteps(PC,PetscInt);
196: PETSC_EXTERN PetscErrorCode PCSPAISetMax(PC,PetscInt);
197: PETSC_EXTERN PetscErrorCode PCSPAISetMaxNew(PC,PetscInt);
198: PETSC_EXTERN PetscErrorCode PCSPAISetBlockSize(PC,PetscInt);
199: PETSC_EXTERN PetscErrorCode PCSPAISetCacheSize(PC,PetscInt);
200: PETSC_EXTERN PetscErrorCode PCSPAISetVerbose(PC,PetscInt);
201: PETSC_EXTERN PetscErrorCode PCSPAISetSp(PC,PetscInt);

203: PETSC_EXTERN PetscErrorCode PCHYPRESetType(PC,const char[]);
204: PETSC_EXTERN PetscErrorCode PCHYPREGetType(PC,const char*[]);
205: PETSC_EXTERN PetscErrorCode PCHYPRESetDiscreteGradient(PC,Mat);
206: PETSC_EXTERN PetscErrorCode PCHYPRESetDiscreteCurl(PC,Mat);
207: PETSC_EXTERN PetscErrorCode PCHYPRESetInterpolations(PC,PetscInt,Mat,Mat[],Mat,Mat[]);
208: PETSC_EXTERN PetscErrorCode PCHYPRESetEdgeConstantVectors(PC,Vec,Vec,Vec);
209: PETSC_EXTERN PetscErrorCode PCHYPRESetAlphaPoissonMatrix(PC,Mat);
210: PETSC_EXTERN PetscErrorCode PCHYPRESetBetaPoissonMatrix(PC,Mat);

212: PETSC_EXTERN PetscErrorCode PCFieldSplitSetFields(PC,const char[],PetscInt,const PetscInt*,const PetscInt*);
213: PETSC_EXTERN PetscErrorCode PCFieldSplitSetType(PC,PCCompositeType);
214: PETSC_EXTERN PetscErrorCode PCFieldSplitGetType(PC,PCCompositeType*);
215: PETSC_EXTERN PetscErrorCode PCFieldSplitSetBlockSize(PC,PetscInt);
216: PETSC_EXTERN PetscErrorCode PCFieldSplitSetIS(PC,const char[],IS);
217: PETSC_EXTERN PetscErrorCode PCFieldSplitGetIS(PC,const char[],IS*);
218: PETSC_EXTERN PetscErrorCode PCFieldSplitRestrictIS(PC,IS);
219: PETSC_EXTERN PetscErrorCode PCFieldSplitSetDMSplits(PC,PetscBool);
220: PETSC_EXTERN PetscErrorCode PCFieldSplitGetDMSplits(PC,PetscBool*);
221: PETSC_EXTERN PetscErrorCode PCFieldSplitSetDiagUseAmat(PC,PetscBool);
222: PETSC_EXTERN PetscErrorCode PCFieldSplitGetDiagUseAmat(PC,PetscBool*);
223: PETSC_EXTERN PetscErrorCode PCFieldSplitSetOffDiagUseAmat(PC,PetscBool);
224: PETSC_EXTERN PetscErrorCode PCFieldSplitGetOffDiagUseAmat(PC,PetscBool*);

226: PETSC_EXTERN PETSC_DEPRECATED("Use PCFieldSplitSetSchurPre") PetscErrorCode PCFieldSplitSchurPrecondition(PC,PCFieldSplitSchurPreType,Mat);
227: PETSC_EXTERN PetscErrorCode PCFieldSplitSetSchurPre(PC,PCFieldSplitSchurPreType,Mat);
228: PETSC_EXTERN PetscErrorCode PCFieldSplitGetSchurPre(PC,PCFieldSplitSchurPreType*,Mat*);
229: PETSC_EXTERN PetscErrorCode PCFieldSplitSetSchurFactType(PC,PCFieldSplitSchurFactType);
230: PETSC_EXTERN PetscErrorCode PCFieldSplitSetSchurScale(PC,PetscScalar);
231: PETSC_EXTERN PetscErrorCode PCFieldSplitGetSchurBlocks(PC,Mat*,Mat*,Mat*,Mat*);
232: PETSC_EXTERN PetscErrorCode PCFieldSplitSchurGetS(PC,Mat *S);
233: PETSC_EXTERN PetscErrorCode PCFieldSplitSchurRestoreS(PC,Mat *S);

235: PETSC_EXTERN PetscErrorCode PCGalerkinSetRestriction(PC,Mat);
236: PETSC_EXTERN PetscErrorCode PCGalerkinSetInterpolation(PC,Mat);
237: PETSC_EXTERN PetscErrorCode PCGalerkinSetComputeSubmatrix(PC,PetscErrorCode (*)(PC,Mat,Mat,Mat*,void*),void*);

239: PETSC_EXTERN PetscErrorCode PCSetCoordinates(PC,PetscInt,PetscInt,PetscReal*);

241: PETSC_EXTERN PetscErrorCode PCPythonSetType(PC,const char[]);

243: PETSC_EXTERN PetscErrorCode PCSetDM(PC,DM);
244: PETSC_EXTERN PetscErrorCode PCGetDM(PC,DM*);

246: PETSC_EXTERN PetscErrorCode PCSetApplicationContext(PC,void*);
247: PETSC_EXTERN PetscErrorCode PCGetApplicationContext(PC,void*);

249: PETSC_EXTERN PetscErrorCode PCPARMSSetGlobal(PC,PCPARMSGlobalType);
250: PETSC_EXTERN PetscErrorCode PCPARMSSetLocal(PC,PCPARMSLocalType);
251: PETSC_EXTERN PetscErrorCode PCPARMSSetSolveTolerances(PC,PetscReal,PetscInt);
252: PETSC_EXTERN PetscErrorCode PCPARMSSetSolveRestart(PC,PetscInt);
253: PETSC_EXTERN PetscErrorCode PCPARMSSetNonsymPerm(PC,PetscBool);
254: PETSC_EXTERN PetscErrorCode PCPARMSSetFill(PC,PetscInt,PetscInt,PetscInt);

256: PETSC_EXTERN PetscErrorCode PCGAMGSetType( PC,PCGAMGType);
257: PETSC_EXTERN PetscErrorCode PCGAMGGetType( PC,PCGAMGType*);
258: PETSC_EXTERN PetscErrorCode PCGAMGSetProcEqLim(PC,PetscInt);
259: PETSC_EXTERN PetscErrorCode PCGAMGSetRepartition(PC,PetscBool);
260: PETSC_EXTERN PetscErrorCode PCGAMGASMSetUseAggs(PC,PetscBool);
261: PETSC_EXTERN PetscErrorCode PCGAMGSetUseParallelCoarseGridSolve(PC,PetscBool);
262: PETSC_EXTERN PetscErrorCode PCGAMGSetSolverType(PC,char[],PetscInt);
263: PETSC_EXTERN PetscErrorCode PCGAMGSetThreshold(PC,PetscReal[],PetscInt);
264: PETSC_EXTERN PetscErrorCode PCGAMGSetThresholdScale(PC,PetscReal);
265: PETSC_EXTERN PetscErrorCode PCGAMGSetCoarseEqLim(PC,PetscInt);
266: PETSC_EXTERN PetscErrorCode PCGAMGSetNlevels(PC,PetscInt);
267: PETSC_EXTERN PetscErrorCode PCGAMGSetNSmooths(PC,PetscInt);
268: PETSC_EXTERN PetscErrorCode PCGAMGSetSymGraph(PC,PetscBool);
269: PETSC_EXTERN PetscErrorCode PCGAMGSetSquareGraph(PC,PetscInt);
270: PETSC_EXTERN PetscErrorCode PCGAMGSetReuseInterpolation(PC,PetscBool);
271: PETSC_EXTERN PetscErrorCode PCGAMGFinalizePackage(void);
272: PETSC_EXTERN PetscErrorCode PCGAMGInitializePackage(void);
273: PETSC_EXTERN PetscErrorCode PCGAMGRegister(PCGAMGType,PetscErrorCode (*)(PC));

275: PETSC_EXTERN PetscErrorCode PCGAMGClassicalSetType(PC,PCGAMGClassicalType);
276: PETSC_EXTERN PetscErrorCode PCGAMGClassicalGetType(PC,PCGAMGClassicalType*);

278: PETSC_EXTERN PetscErrorCode PCBDDCSetDiscreteGradient(PC,Mat,PetscInt,PetscInt,PetscBool,PetscBool);
279: PETSC_EXTERN PetscErrorCode PCBDDCSetDivergenceMat(PC,Mat,PetscBool,IS);
280: PETSC_EXTERN PetscErrorCode PCBDDCSetChangeOfBasisMat(PC,Mat,PetscBool);
281: PETSC_EXTERN PetscErrorCode PCBDDCSetPrimalVerticesIS(PC,IS);
282: PETSC_EXTERN PetscErrorCode PCBDDCSetPrimalVerticesLocalIS(PC,IS);
283: PETSC_EXTERN PetscErrorCode PCBDDCSetCoarseningRatio(PC,PetscInt);
284: PETSC_EXTERN PetscErrorCode PCBDDCSetLevels(PC,PetscInt);
285: PETSC_EXTERN PetscErrorCode PCBDDCSetDirichletBoundaries(PC,IS);
286: PETSC_EXTERN PetscErrorCode PCBDDCSetDirichletBoundariesLocal(PC,IS);
287: PETSC_EXTERN PetscErrorCode PCBDDCGetDirichletBoundaries(PC,IS*);
288: PETSC_EXTERN PetscErrorCode PCBDDCGetDirichletBoundariesLocal(PC,IS*);
289: PETSC_EXTERN PetscErrorCode PCBDDCSetNeumannBoundaries(PC,IS);
290: PETSC_EXTERN PetscErrorCode PCBDDCSetNeumannBoundariesLocal(PC,IS);
291: PETSC_EXTERN PetscErrorCode PCBDDCGetNeumannBoundaries(PC,IS*);
292: PETSC_EXTERN PetscErrorCode PCBDDCGetNeumannBoundariesLocal(PC,IS*);
293: PETSC_EXTERN PetscErrorCode PCBDDCSetDofsSplitting(PC,PetscInt,IS[]);
294: PETSC_EXTERN PetscErrorCode PCBDDCSetDofsSplittingLocal(PC,PetscInt,IS[]);
295: PETSC_EXTERN PetscErrorCode PCBDDCSetLocalAdjacencyGraph(PC,PetscInt,const PetscInt[],const PetscInt[],PetscCopyMode);
296: PETSC_EXTERN PetscErrorCode PCBDDCCreateFETIDPOperators(PC,PetscBool,const char*,Mat*,PC*);
297: PETSC_EXTERN PetscErrorCode PCBDDCMatFETIDPGetRHS(Mat,Vec,Vec);
298: PETSC_EXTERN PetscErrorCode PCBDDCMatFETIDPGetSolution(Mat,Vec,Vec);

300: PETSC_EXTERN PetscErrorCode PCISSetUseStiffnessScaling(PC,PetscBool);
301: PETSC_EXTERN PetscErrorCode PCISSetSubdomainScalingFactor(PC,PetscScalar);
302: PETSC_EXTERN PetscErrorCode PCISSetSubdomainDiagonalScaling(PC,Vec);

304: PETSC_EXTERN PetscInt PetscMGLevelId;
305: PETSC_EXTERN PetscErrorCode PCMGSetType(PC,PCMGType);
306: PETSC_EXTERN PetscErrorCode PCMGGetType(PC,PCMGType*);
307: PETSC_EXTERN PetscErrorCode PCMGSetLevels(PC,PetscInt,MPI_Comm*);
308: PETSC_EXTERN PetscErrorCode PCMGGetLevels(PC,PetscInt*);

310: PETSC_EXTERN PetscErrorCode PCMGSetDistinctSmoothUp(PC);
311: PETSC_EXTERN PetscErrorCode PCMGSetNumberSmooth(PC,PetscInt);
312: PETSC_EXTERN PetscErrorCode PCMGSetCycleType(PC,PCMGCycleType);
313: PETSC_EXTERN PetscErrorCode PCMGSetCycleTypeOnLevel(PC,PetscInt,PCMGCycleType);
314: PETSC_DEPRECATED("Use PCMGSetCycleTypeOnLevel") PETSC_STATIC_INLINE PetscErrorCode PCMGSetCyclesOnLevel(PC pc,PetscInt l,PetscInt t) {return PCMGSetCycleTypeOnLevel(pc,l,(PCMGCycleType)t);}
315: PETSC_EXTERN PetscErrorCode PCMGMultiplicativeSetCycles(PC,PetscInt);
316: PETSC_EXTERN PetscErrorCode PCMGSetGalerkin(PC,PCMGGalerkinType);
317: PETSC_EXTERN PetscErrorCode PCMGGetGalerkin(PC,PCMGGalerkinType*);

319: PETSC_EXTERN PetscErrorCode PCMGSetRhs(PC,PetscInt,Vec);
320: PETSC_EXTERN PetscErrorCode PCMGSetX(PC,PetscInt,Vec);
321: PETSC_EXTERN PetscErrorCode PCMGSetR(PC,PetscInt,Vec);

323: PETSC_EXTERN PetscErrorCode PCMGSetRestriction(PC,PetscInt,Mat);
324: PETSC_EXTERN PetscErrorCode PCMGGetRestriction(PC,PetscInt,Mat*);
325: PETSC_EXTERN PetscErrorCode PCMGSetInjection(PC,PetscInt,Mat);
326: PETSC_EXTERN PetscErrorCode PCMGGetInjection(PC,PetscInt,Mat*);
327: PETSC_EXTERN PetscErrorCode PCMGSetInterpolation(PC,PetscInt,Mat);
328: PETSC_EXTERN PetscErrorCode PCMGGetInterpolation(PC,PetscInt,Mat*);
329: PETSC_EXTERN PetscErrorCode PCMGSetRScale(PC,PetscInt,Vec);
330: PETSC_EXTERN PetscErrorCode PCMGGetRScale(PC,PetscInt,Vec*);
331: PETSC_EXTERN PetscErrorCode PCMGSetResidual(PC,PetscInt,PetscErrorCode (*)(Mat,Vec,Vec,Vec),Mat);
332: PETSC_EXTERN PetscErrorCode PCMGResidualDefault(Mat,Vec,Vec,Vec);

334: PETSC_EXTERN PetscErrorCode PCTelescopeGetSubcommType(PC,PetscSubcommType*);
335: PETSC_EXTERN PetscErrorCode PCTelescopeSetSubcommType(PC,PetscSubcommType);
336: PETSC_EXTERN PetscErrorCode PCTelescopeGetReductionFactor(PC,PetscInt*);
337: PETSC_EXTERN PetscErrorCode PCTelescopeSetReductionFactor(PC,PetscInt);
338: PETSC_EXTERN PetscErrorCode PCTelescopeGetIgnoreDM(PC,PetscBool*);
339: PETSC_EXTERN PetscErrorCode PCTelescopeSetIgnoreDM(PC,PetscBool);
340: PETSC_EXTERN PetscErrorCode PCTelescopeGetIgnoreKSPComputeOperators(PC,PetscBool*);
341: PETSC_EXTERN PetscErrorCode PCTelescopeSetIgnoreKSPComputeOperators(PC,PetscBool);
342: PETSC_EXTERN PetscErrorCode PCTelescopeGetDM(PC,DM*);

344: #endif /* __PETSCPC_H */