Actual source code: slepcpep.h
slepc-3.18.2 2023-01-26
1: /*
2: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
3: SLEPc - Scalable Library for Eigenvalue Problem Computations
4: Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
6: This file is part of SLEPc.
7: SLEPc is distributed under a 2-clause BSD license (see LICENSE).
8: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
9: */
10: /*
11: User interface for SLEPc's polynomial eigenvalue solvers
12: */
14: #if !defined(SLEPCPEP_H)
15: #define SLEPCPEP_H
17: #include <slepceps.h>
19: /* SUBMANSEC = PEP */
21: SLEPC_EXTERN PetscErrorCode PEPInitializePackage(void);
23: /*S
24: PEP - Abstract SLEPc object that manages all the polynomial eigenvalue
25: problem solvers.
27: Level: beginner
29: .seealso: PEPCreate()
30: S*/
31: typedef struct _p_PEP* PEP;
33: /*J
34: PEPType - String with the name of a polynomial eigensolver
36: Level: beginner
38: .seealso: PEPSetType(), PEP
39: J*/
40: typedef const char* PEPType;
41: #define PEPLINEAR "linear"
42: #define PEPQARNOLDI "qarnoldi"
43: #define PEPTOAR "toar"
44: #define PEPSTOAR "stoar"
45: #define PEPJD "jd"
46: #define PEPCISS "ciss"
48: /* Logging support */
49: SLEPC_EXTERN PetscClassId PEP_CLASSID;
51: /*E
52: PEPProblemType - Determines the type of the polynomial eigenproblem
54: Level: intermediate
56: .seealso: PEPSetProblemType(), PEPGetProblemType()
57: E*/
58: typedef enum { PEP_GENERAL=1,
59: PEP_HERMITIAN, /* All A_i Hermitian */
60: PEP_HYPERBOLIC, /* QEP with Hermitian matrices, M>0, (x'Cx)^2 > 4(x'Mx)(x'Kx) */
61: PEP_GYROSCOPIC /* QEP with M, K Hermitian, M>0, C skew-Hermitian */
62: } PEPProblemType;
64: /*E
65: PEPWhich - Determines which part of the spectrum is requested
67: Level: intermediate
69: .seealso: PEPSetWhichEigenpairs(), PEPGetWhichEigenpairs()
70: E*/
71: typedef enum { PEP_LARGEST_MAGNITUDE=1,
72: PEP_SMALLEST_MAGNITUDE,
73: PEP_LARGEST_REAL,
74: PEP_SMALLEST_REAL,
75: PEP_LARGEST_IMAGINARY,
76: PEP_SMALLEST_IMAGINARY,
77: PEP_TARGET_MAGNITUDE,
78: PEP_TARGET_REAL,
79: PEP_TARGET_IMAGINARY,
80: PEP_ALL,
81: PEP_WHICH_USER } PEPWhich;
83: /*E
84: PEPBasis - The type of polynomial basis used to represent the polynomial
85: eigenproblem
87: Level: intermediate
89: .seealso: PEPSetBasis()
90: E*/
91: typedef enum { PEP_BASIS_MONOMIAL,
92: PEP_BASIS_CHEBYSHEV1,
93: PEP_BASIS_CHEBYSHEV2,
94: PEP_BASIS_LEGENDRE,
95: PEP_BASIS_LAGUERRE,
96: PEP_BASIS_HERMITE } PEPBasis;
97: SLEPC_EXTERN const char *PEPBasisTypes[];
99: /*E
100: PEPScale - The scaling strategy
102: Level: intermediate
104: .seealso: PEPSetScale()
105: E*/
106: typedef enum { PEP_SCALE_NONE,
107: PEP_SCALE_SCALAR,
108: PEP_SCALE_DIAGONAL,
109: PEP_SCALE_BOTH } PEPScale;
110: SLEPC_EXTERN const char *PEPScaleTypes[];
112: /*E
113: PEPRefine - The refinement type
115: Level: intermediate
117: .seealso: PEPSetRefine()
118: E*/
119: typedef enum { PEP_REFINE_NONE,
120: PEP_REFINE_SIMPLE,
121: PEP_REFINE_MULTIPLE } PEPRefine;
122: SLEPC_EXTERN const char *PEPRefineTypes[];
124: /*E
125: PEPRefineScheme - The scheme used for solving linear systems during iterative refinement
127: Level: intermediate
129: .seealso: PEPSetRefine()
130: E*/
131: typedef enum { PEP_REFINE_SCHEME_SCHUR=1,
132: PEP_REFINE_SCHEME_MBE,
133: PEP_REFINE_SCHEME_EXPLICIT } PEPRefineScheme;
134: SLEPC_EXTERN const char *PEPRefineSchemes[];
136: /*E
137: PEPExtract - The extraction type
139: Level: intermediate
141: .seealso: PEPSetExtract()
142: E*/
143: typedef enum { PEP_EXTRACT_NONE=1,
144: PEP_EXTRACT_NORM,
145: PEP_EXTRACT_RESIDUAL,
146: PEP_EXTRACT_STRUCTURED } PEPExtract;
147: SLEPC_EXTERN const char *PEPExtractTypes[];
149: /*E
150: PEPErrorType - The error type used to assess accuracy of computed solutions
152: Level: intermediate
154: .seealso: PEPComputeError()
155: E*/
156: typedef enum { PEP_ERROR_ABSOLUTE,
157: PEP_ERROR_RELATIVE,
158: PEP_ERROR_BACKWARD } PEPErrorType;
159: SLEPC_EXTERN const char *PEPErrorTypes[];
161: /*E
162: PEPConv - Determines the convergence test
164: Level: intermediate
166: .seealso: PEPSetConvergenceTest(), PEPSetConvergenceTestFunction()
167: E*/
168: typedef enum { PEP_CONV_ABS,
169: PEP_CONV_REL,
170: PEP_CONV_NORM,
171: PEP_CONV_USER } PEPConv;
173: /*E
174: PEPStop - Determines the stopping test
176: Level: advanced
178: .seealso: PEPSetStoppingTest(), PEPSetStoppingTestFunction()
179: E*/
180: typedef enum { PEP_STOP_BASIC,
181: PEP_STOP_USER } PEPStop;
183: /*E
184: PEPConvergedReason - Reason an eigensolver was said to
185: have converged or diverged
187: Level: intermediate
189: .seealso: PEPSolve(), PEPGetConvergedReason(), PEPSetTolerances()
190: E*/
191: typedef enum {/* converged */
192: PEP_CONVERGED_TOL = 1,
193: PEP_CONVERGED_USER = 2,
194: /* diverged */
195: PEP_DIVERGED_ITS = -1,
196: PEP_DIVERGED_BREAKDOWN = -2,
197: PEP_DIVERGED_SYMMETRY_LOST = -3,
198: PEP_CONVERGED_ITERATING = 0} PEPConvergedReason;
199: SLEPC_EXTERN const char *const*PEPConvergedReasons;
201: SLEPC_EXTERN PetscErrorCode PEPCreate(MPI_Comm,PEP*);
202: SLEPC_EXTERN PetscErrorCode PEPDestroy(PEP*);
203: SLEPC_EXTERN PetscErrorCode PEPReset(PEP);
204: SLEPC_EXTERN PetscErrorCode PEPSetType(PEP,PEPType);
205: SLEPC_EXTERN PetscErrorCode PEPGetType(PEP,PEPType*);
206: SLEPC_EXTERN PetscErrorCode PEPSetProblemType(PEP,PEPProblemType);
207: SLEPC_EXTERN PetscErrorCode PEPGetProblemType(PEP,PEPProblemType*);
208: SLEPC_EXTERN PetscErrorCode PEPSetOperators(PEP,PetscInt,Mat[]);
209: SLEPC_EXTERN PetscErrorCode PEPGetOperators(PEP,PetscInt,Mat*);
210: SLEPC_EXTERN PetscErrorCode PEPGetNumMatrices(PEP,PetscInt*);
211: SLEPC_EXTERN PetscErrorCode PEPSetTarget(PEP,PetscScalar);
212: SLEPC_EXTERN PetscErrorCode PEPGetTarget(PEP,PetscScalar*);
213: SLEPC_EXTERN PetscErrorCode PEPSetInterval(PEP,PetscReal,PetscReal);
214: SLEPC_EXTERN PetscErrorCode PEPGetInterval(PEP,PetscReal*,PetscReal*);
215: SLEPC_EXTERN PetscErrorCode PEPSetFromOptions(PEP);
216: SLEPC_EXTERN PetscErrorCode PEPSetUp(PEP);
217: SLEPC_EXTERN PetscErrorCode PEPSolve(PEP);
218: SLEPC_EXTERN PetscErrorCode PEPView(PEP,PetscViewer);
219: SLEPC_EXTERN PetscErrorCode PEPViewFromOptions(PEP,PetscObject,const char[]);
220: SLEPC_EXTERN PetscErrorCode PEPErrorView(PEP,PEPErrorType,PetscViewer);
221: PETSC_DEPRECATED_FUNCTION("Use PEPErrorView()") static inline PetscErrorCode PEPPrintSolution(PEP pep,PetscViewer v) {return PEPErrorView(pep,PEP_ERROR_BACKWARD,v);}
222: SLEPC_EXTERN PetscErrorCode PEPErrorViewFromOptions(PEP);
223: SLEPC_EXTERN PetscErrorCode PEPConvergedReasonView(PEP,PetscViewer);
224: SLEPC_EXTERN PetscErrorCode PEPConvergedReasonViewFromOptions(PEP);
225: PETSC_DEPRECATED_FUNCTION("Use PEPConvergedReasonView() (since version 3.14)") static inline PetscErrorCode PEPReasonView(PEP pep,PetscViewer v) {return PEPConvergedReasonView(pep,v);}
226: PETSC_DEPRECATED_FUNCTION("Use PEPConvergedReasonViewFromOptions() (since version 3.14)") static inline PetscErrorCode PEPReasonViewFromOptions(PEP pep) {return PEPConvergedReasonViewFromOptions(pep);}
227: SLEPC_EXTERN PetscErrorCode PEPValuesView(PEP,PetscViewer);
228: SLEPC_EXTERN PetscErrorCode PEPValuesViewFromOptions(PEP);
229: SLEPC_EXTERN PetscErrorCode PEPVectorsView(PEP,PetscViewer);
230: SLEPC_EXTERN PetscErrorCode PEPVectorsViewFromOptions(PEP);
231: SLEPC_EXTERN PetscErrorCode PEPSetBV(PEP,BV);
232: SLEPC_EXTERN PetscErrorCode PEPGetBV(PEP,BV*);
233: SLEPC_EXTERN PetscErrorCode PEPSetRG(PEP,RG);
234: SLEPC_EXTERN PetscErrorCode PEPGetRG(PEP,RG*);
235: SLEPC_EXTERN PetscErrorCode PEPSetDS(PEP,DS);
236: SLEPC_EXTERN PetscErrorCode PEPGetDS(PEP,DS*);
237: SLEPC_EXTERN PetscErrorCode PEPSetST(PEP,ST);
238: SLEPC_EXTERN PetscErrorCode PEPGetST(PEP,ST*);
239: SLEPC_EXTERN PetscErrorCode PEPRefineGetKSP(PEP,KSP*);
241: SLEPC_EXTERN PetscErrorCode PEPSetTolerances(PEP,PetscReal,PetscInt);
242: SLEPC_EXTERN PetscErrorCode PEPGetTolerances(PEP,PetscReal*,PetscInt*);
243: SLEPC_EXTERN PetscErrorCode PEPSetConvergenceTestFunction(PEP,PetscErrorCode (*)(PEP,PetscScalar,PetscScalar,PetscReal,PetscReal*,void*),void*,PetscErrorCode (*)(void*));
244: SLEPC_EXTERN PetscErrorCode PEPSetConvergenceTest(PEP,PEPConv);
245: SLEPC_EXTERN PetscErrorCode PEPGetConvergenceTest(PEP,PEPConv*);
246: SLEPC_EXTERN PetscErrorCode PEPConvergedAbsolute(PEP,PetscScalar,PetscScalar,PetscReal,PetscReal*,void*);
247: SLEPC_EXTERN PetscErrorCode PEPConvergedRelative(PEP,PetscScalar,PetscScalar,PetscReal,PetscReal*,void*);
248: SLEPC_EXTERN PetscErrorCode PEPConvergedNorm(PEP,PetscScalar,PetscScalar,PetscReal,PetscReal*,void*);
249: SLEPC_EXTERN PetscErrorCode PEPSetStoppingTestFunction(PEP,PetscErrorCode (*)(PEP,PetscInt,PetscInt,PetscInt,PetscInt,PEPConvergedReason*,void*),void*,PetscErrorCode (*)(void*));
250: SLEPC_EXTERN PetscErrorCode PEPSetStoppingTest(PEP,PEPStop);
251: SLEPC_EXTERN PetscErrorCode PEPGetStoppingTest(PEP,PEPStop*);
252: SLEPC_EXTERN PetscErrorCode PEPStoppingBasic(PEP,PetscInt,PetscInt,PetscInt,PetscInt,PEPConvergedReason*,void*);
253: SLEPC_EXTERN PetscErrorCode PEPGetConvergedReason(PEP,PEPConvergedReason*);
255: SLEPC_EXTERN PetscErrorCode PEPSetDimensions(PEP,PetscInt,PetscInt,PetscInt);
256: SLEPC_EXTERN PetscErrorCode PEPGetDimensions(PEP,PetscInt*,PetscInt*,PetscInt*);
257: SLEPC_EXTERN PetscErrorCode PEPSetScale(PEP,PEPScale,PetscReal,Vec,Vec,PetscInt,PetscReal);
258: SLEPC_EXTERN PetscErrorCode PEPGetScale(PEP,PEPScale*,PetscReal*,Vec*,Vec*,PetscInt*,PetscReal*);
259: SLEPC_EXTERN PetscErrorCode PEPSetRefine(PEP,PEPRefine,PetscInt,PetscReal,PetscInt,PEPRefineScheme);
260: SLEPC_EXTERN PetscErrorCode PEPGetRefine(PEP,PEPRefine*,PetscInt*,PetscReal*,PetscInt*,PEPRefineScheme*);
261: SLEPC_EXTERN PetscErrorCode PEPSetExtract(PEP,PEPExtract);
262: SLEPC_EXTERN PetscErrorCode PEPGetExtract(PEP,PEPExtract*);
263: SLEPC_EXTERN PetscErrorCode PEPSetBasis(PEP,PEPBasis);
264: SLEPC_EXTERN PetscErrorCode PEPGetBasis(PEP,PEPBasis*);
266: SLEPC_EXTERN PetscErrorCode PEPGetConverged(PEP,PetscInt*);
267: SLEPC_EXTERN PetscErrorCode PEPGetEigenpair(PEP,PetscInt,PetscScalar*,PetscScalar*,Vec,Vec);
268: SLEPC_EXTERN PetscErrorCode PEPComputeError(PEP,PetscInt,PEPErrorType,PetscReal*);
269: PETSC_DEPRECATED_FUNCTION("Use PEPComputeError()") static inline PetscErrorCode PEPComputeRelativeError(PEP pep,PetscInt i,PetscReal *r) {return PEPComputeError(pep,i,PEP_ERROR_BACKWARD,r);}
270: PETSC_DEPRECATED_FUNCTION("Use PEPComputeError() with PEP_ERROR_ABSOLUTE") static inline PetscErrorCode PEPComputeResidualNorm(PEP pep,PetscInt i,PetscReal *r) {return PEPComputeError(pep,i,PEP_ERROR_ABSOLUTE,r);}
271: SLEPC_EXTERN PetscErrorCode PEPGetErrorEstimate(PEP,PetscInt,PetscReal*);
272: SLEPC_EXTERN PetscErrorCode PEPGetIterationNumber(PEP,PetscInt*);
274: SLEPC_EXTERN PetscErrorCode PEPSetInitialSpace(PEP,PetscInt,Vec[]);
275: SLEPC_EXTERN PetscErrorCode PEPSetWhichEigenpairs(PEP,PEPWhich);
276: SLEPC_EXTERN PetscErrorCode PEPGetWhichEigenpairs(PEP,PEPWhich*);
277: SLEPC_EXTERN PetscErrorCode PEPSetEigenvalueComparison(PEP,PetscErrorCode (*func)(PetscScalar,PetscScalar,PetscScalar,PetscScalar,PetscInt*,void*),void*);
279: SLEPC_EXTERN PetscErrorCode PEPSetTrackAll(PEP,PetscBool);
280: SLEPC_EXTERN PetscErrorCode PEPGetTrackAll(PEP,PetscBool*);
282: SLEPC_EXTERN PetscErrorCode PEPMonitor(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt);
283: SLEPC_EXTERN PetscErrorCode PEPMonitorSet(PEP,PetscErrorCode (*)(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,void*),void*,PetscErrorCode (*)(void**));
284: SLEPC_EXTERN PetscErrorCode PEPMonitorCancel(PEP);
285: SLEPC_EXTERN PetscErrorCode PEPGetMonitorContext(PEP,void*);
287: SLEPC_EXTERN PetscErrorCode PEPMonitorSetFromOptions(PEP,const char[],const char[],void*,PetscBool);
288: SLEPC_EXTERN PetscErrorCode PEPMonitorLGCreate(MPI_Comm,const char[],const char[],const char[],PetscInt,const char*[],int,int,int,int,PetscDrawLG*);
289: SLEPC_EXTERN PetscErrorCode PEPMonitorFirst(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*);
290: SLEPC_EXTERN PetscErrorCode PEPMonitorFirstDrawLG(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*);
291: SLEPC_EXTERN PetscErrorCode PEPMonitorFirstDrawLGCreate(PetscViewer,PetscViewerFormat,void *,PetscViewerAndFormat**);
292: SLEPC_EXTERN PetscErrorCode PEPMonitorAll(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*);
293: SLEPC_EXTERN PetscErrorCode PEPMonitorAllDrawLG(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*);
294: SLEPC_EXTERN PetscErrorCode PEPMonitorAllDrawLGCreate(PetscViewer,PetscViewerFormat,void *,PetscViewerAndFormat**);
295: SLEPC_EXTERN PetscErrorCode PEPMonitorConverged(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*);
296: SLEPC_EXTERN PetscErrorCode PEPMonitorConvergedCreate(PetscViewer,PetscViewerFormat,void *,PetscViewerAndFormat**);
297: SLEPC_EXTERN PetscErrorCode PEPMonitorConvergedDrawLG(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*);
298: SLEPC_EXTERN PetscErrorCode PEPMonitorConvergedDrawLGCreate(PetscViewer,PetscViewerFormat,void *,PetscViewerAndFormat**);
299: SLEPC_EXTERN PetscErrorCode PEPMonitorConvergedDestroy(PetscViewerAndFormat**);
301: SLEPC_EXTERN PetscErrorCode PEPSetOptionsPrefix(PEP,const char*);
302: SLEPC_EXTERN PetscErrorCode PEPAppendOptionsPrefix(PEP,const char*);
303: SLEPC_EXTERN PetscErrorCode PEPGetOptionsPrefix(PEP,const char*[]);
305: SLEPC_EXTERN PetscFunctionList PEPList;
306: SLEPC_EXTERN PetscFunctionList PEPMonitorList;
307: SLEPC_EXTERN PetscFunctionList PEPMonitorCreateList;
308: SLEPC_EXTERN PetscFunctionList PEPMonitorDestroyList;
309: SLEPC_EXTERN PetscErrorCode PEPRegister(const char[],PetscErrorCode(*)(PEP));
310: SLEPC_EXTERN PetscErrorCode PEPMonitorRegister(const char[],PetscViewerType,PetscViewerFormat,PetscErrorCode(*)(PEP,PetscInt,PetscInt,PetscScalar*,PetscScalar*,PetscReal*,PetscInt,PetscViewerAndFormat*),PetscErrorCode(*)(PetscViewer,PetscViewerFormat,void*,PetscViewerAndFormat**),PetscErrorCode(*)(PetscViewerAndFormat**));
312: SLEPC_EXTERN PetscErrorCode PEPSetWorkVecs(PEP,PetscInt);
313: SLEPC_EXTERN PetscErrorCode PEPAllocateSolution(PEP,PetscInt);
315: /* --------- options specific to particular eigensolvers -------- */
317: SLEPC_EXTERN PetscErrorCode PEPLinearSetLinearization(PEP,PetscReal,PetscReal);
318: SLEPC_EXTERN PetscErrorCode PEPLinearGetLinearization(PEP,PetscReal*,PetscReal*);
319: SLEPC_EXTERN PetscErrorCode PEPLinearSetExplicitMatrix(PEP,PetscBool);
320: SLEPC_EXTERN PetscErrorCode PEPLinearGetExplicitMatrix(PEP,PetscBool*);
321: SLEPC_EXTERN PetscErrorCode PEPLinearSetEPS(PEP,EPS);
322: SLEPC_EXTERN PetscErrorCode PEPLinearGetEPS(PEP,EPS*);
323: PETSC_DEPRECATED_FUNCTION("Use PEPLinearSetLinearization()") static inline PetscErrorCode PEPLinearSetCompanionForm(PEP pep,PetscInt cform) {return (cform==1)?PEPLinearSetLinearization(pep,1.0,0.0):PEPLinearSetLinearization(pep,0.0,1.0);}
324: PETSC_DEPRECATED_FUNCTION("Use PEPLinearGetLinearization()") static inline PetscErrorCode PEPLinearGetCompanionForm(PEP pep,PetscInt *cform) {(void)pep; if (cform) *cform=1; return 0;}
326: SLEPC_EXTERN PetscErrorCode PEPQArnoldiSetRestart(PEP,PetscReal);
327: SLEPC_EXTERN PetscErrorCode PEPQArnoldiGetRestart(PEP,PetscReal*);
328: SLEPC_EXTERN PetscErrorCode PEPQArnoldiSetLocking(PEP,PetscBool);
329: SLEPC_EXTERN PetscErrorCode PEPQArnoldiGetLocking(PEP,PetscBool*);
331: SLEPC_EXTERN PetscErrorCode PEPTOARSetRestart(PEP,PetscReal);
332: SLEPC_EXTERN PetscErrorCode PEPTOARGetRestart(PEP,PetscReal*);
333: SLEPC_EXTERN PetscErrorCode PEPTOARSetLocking(PEP,PetscBool);
334: SLEPC_EXTERN PetscErrorCode PEPTOARGetLocking(PEP,PetscBool*);
336: SLEPC_EXTERN PetscErrorCode PEPSTOARSetLinearization(PEP,PetscReal,PetscReal);
337: SLEPC_EXTERN PetscErrorCode PEPSTOARGetLinearization(PEP,PetscReal*,PetscReal*);
338: SLEPC_EXTERN PetscErrorCode PEPSTOARSetLocking(PEP,PetscBool);
339: SLEPC_EXTERN PetscErrorCode PEPSTOARGetLocking(PEP,PetscBool*);
340: SLEPC_EXTERN PetscErrorCode PEPSTOARSetDetectZeros(PEP,PetscBool);
341: SLEPC_EXTERN PetscErrorCode PEPSTOARGetDetectZeros(PEP,PetscBool*);
342: SLEPC_EXTERN PetscErrorCode PEPSTOARGetInertias(PEP,PetscInt*,PetscReal**,PetscInt**);
343: SLEPC_EXTERN PetscErrorCode PEPSTOARSetDimensions(PEP,PetscInt,PetscInt,PetscInt);
344: SLEPC_EXTERN PetscErrorCode PEPSTOARGetDimensions(PEP,PetscInt*,PetscInt*,PetscInt*);
345: SLEPC_EXTERN PetscErrorCode PEPSTOARSetCheckEigenvalueType(PEP,PetscBool);
346: SLEPC_EXTERN PetscErrorCode PEPSTOARGetCheckEigenvalueType(PEP,PetscBool*);
347: SLEPC_EXTERN PetscErrorCode PEPCheckDefiniteQEP(PEP,PetscReal*,PetscReal*,PetscInt*,PetscInt*);
349: /*E
350: PEPJDProjection - The type of projection to be used in the Jacobi-Davidson solver
352: Level: intermediate
354: .seealso: PEPJDSetProjection()
355: E*/
356: typedef enum { PEP_JD_PROJECTION_HARMONIC,
357: PEP_JD_PROJECTION_ORTHOGONAL } PEPJDProjection;
358: SLEPC_EXTERN const char *PEPJDProjectionTypes[];
360: SLEPC_EXTERN PetscErrorCode PEPJDSetRestart(PEP,PetscReal);
361: SLEPC_EXTERN PetscErrorCode PEPJDGetRestart(PEP,PetscReal*);
362: SLEPC_EXTERN PetscErrorCode PEPJDSetFix(PEP,PetscReal);
363: SLEPC_EXTERN PetscErrorCode PEPJDGetFix(PEP,PetscReal*);
364: SLEPC_EXTERN PetscErrorCode PEPJDSetReusePreconditioner(PEP,PetscBool);
365: SLEPC_EXTERN PetscErrorCode PEPJDGetReusePreconditioner(PEP,PetscBool*);
366: SLEPC_EXTERN PetscErrorCode PEPJDSetMinimalityIndex(PEP,PetscInt);
367: SLEPC_EXTERN PetscErrorCode PEPJDGetMinimalityIndex(PEP,PetscInt*);
368: SLEPC_EXTERN PetscErrorCode PEPJDSetProjection(PEP,PEPJDProjection);
369: SLEPC_EXTERN PetscErrorCode PEPJDGetProjection(PEP,PEPJDProjection*);
371: /*E
372: PEPCISSExtraction - determines the extraction technique in the CISS solver
374: Level: advanced
376: .seealso: PEPCISSSetExtraction(), PEPCISSGetExtraction()
377: E*/
378: typedef enum { PEP_CISS_EXTRACTION_RITZ,
379: PEP_CISS_EXTRACTION_HANKEL,
380: PEP_CISS_EXTRACTION_CAA } PEPCISSExtraction;
381: SLEPC_EXTERN const char *PEPCISSExtractions[];
383: #if defined(PETSC_USE_COMPLEX) || defined(PETSC_CLANG_STATIC_ANALYZER)
384: SLEPC_EXTERN PetscErrorCode PEPCISSSetExtraction(PEP,PEPCISSExtraction);
385: SLEPC_EXTERN PetscErrorCode PEPCISSGetExtraction(PEP,PEPCISSExtraction*);
386: SLEPC_EXTERN PetscErrorCode PEPCISSSetSizes(PEP,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscBool);
387: SLEPC_EXTERN PetscErrorCode PEPCISSGetSizes(PEP,PetscInt*,PetscInt*,PetscInt*,PetscInt*,PetscInt*,PetscBool*);
388: SLEPC_EXTERN PetscErrorCode PEPCISSSetThreshold(PEP,PetscReal,PetscReal);
389: SLEPC_EXTERN PetscErrorCode PEPCISSGetThreshold(PEP,PetscReal*,PetscReal*);
390: SLEPC_EXTERN PetscErrorCode PEPCISSSetRefinement(PEP,PetscInt,PetscInt);
391: SLEPC_EXTERN PetscErrorCode PEPCISSGetRefinement(PEP,PetscInt*,PetscInt*);
392: SLEPC_EXTERN PetscErrorCode PEPCISSGetKSPs(PEP,PetscInt*,KSP**);
393: #else
394: #define SlepcPEPCISSUnavailable(pep) do { \
395: SETERRQ(PetscObjectComm((PetscObject)pep),PETSC_ERR_SUP,"%s() not available with real scalars",PETSC_FUNCTION_NAME); \
396: } while (0)
397: static inline PetscErrorCode PEPCISSSetExtraction(PEP pep,PETSC_UNUSED PEPCISSExtraction ex) {SlepcPEPCISSUnavailable(pep);}
398: static inline PetscErrorCode PEPCISSGetExtraction(PEP pep,PETSC_UNUSED PEPCISSExtraction *ex) {SlepcPEPCISSUnavailable(pep);}
399: static inline PetscErrorCode PEPCISSSetSizes(PEP pep,PETSC_UNUSED PetscInt ip,PETSC_UNUSED PetscInt bs,PETSC_UNUSED PetscInt ms,PETSC_UNUSED PetscInt npart,PETSC_UNUSED PetscInt bsmax,PETSC_UNUSED PetscBool realmats) {SlepcPEPCISSUnavailable(pep);}
400: static inline PetscErrorCode PEPCISSGetSizes(PEP pep,PETSC_UNUSED PetscInt *ip,PETSC_UNUSED PetscInt *bs,PETSC_UNUSED PetscInt *ms,PETSC_UNUSED PetscInt *npart,PETSC_UNUSED PetscInt *bsmak,PETSC_UNUSED PetscBool *realmats) {SlepcPEPCISSUnavailable(pep);}
401: static inline PetscErrorCode PEPCISSSetThreshold(PEP pep,PETSC_UNUSED PetscReal delta,PETSC_UNUSED PetscReal spur) {SlepcPEPCISSUnavailable(pep);}
402: static inline PetscErrorCode PEPCISSGetThreshold(PEP pep,PETSC_UNUSED PetscReal *delta,PETSC_UNUSED PetscReal *spur) {SlepcPEPCISSUnavailable(pep);}
403: static inline PetscErrorCode PEPCISSSetRefinement(PEP pep,PETSC_UNUSED PetscInt inner,PETSC_UNUSED PetscInt blsize) {SlepcPEPCISSUnavailable(pep);}
404: static inline PetscErrorCode PEPCISSGetRefinement(PEP pep,PETSC_UNUSED PetscInt *inner,PETSC_UNUSED PetscInt *blsize) {SlepcPEPCISSUnavailable(pep);}
405: static inline PetscErrorCode PEPCISSGetKSPs(PEP pep,PETSC_UNUSED PetscInt *nsolve,PETSC_UNUSED KSP **ksp) {SlepcPEPCISSUnavailable(pep);}
406: #undef SlepcPEPCISSUnavailable
407: #endif
408: #endif