| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | ||
| 3 | SLEPc - Scalable Library for Eigenvalue Problem Computations | ||
| 4 | Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain | ||
| 5 | |||
| 6 | This file is part of SLEPc. | ||
| 7 | SLEPc is distributed under a 2-clause BSD license (see LICENSE). | ||
| 8 | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | ||
| 9 | */ | ||
| 10 | /* | ||
| 11 | EPS routines related to various viewers | ||
| 12 | */ | ||
| 13 | |||
| 14 | #include <slepc/private/epsimpl.h> /*I "slepceps.h" I*/ | ||
| 15 | #include <slepc/private/bvimpl.h> | ||
| 16 | #include <petscdraw.h> | ||
| 17 | |||
| 18 | /*@ | ||
| 19 | EPSView - Prints the EPS data structure. | ||
| 20 | |||
| 21 | Collective | ||
| 22 | |||
| 23 | Input Parameters: | ||
| 24 | + eps - the eigenproblem solver context | ||
| 25 | - viewer - optional visualization context | ||
| 26 | |||
| 27 | Options Database Key: | ||
| 28 | . -eps_view - Calls EPSView() at end of EPSSolve() | ||
| 29 | |||
| 30 | Note: | ||
| 31 | The available visualization contexts include | ||
| 32 | + PETSC_VIEWER_STDOUT_SELF - standard output (default) | ||
| 33 | - PETSC_VIEWER_STDOUT_WORLD - synchronized standard | ||
| 34 | output where only the first processor opens | ||
| 35 | the file. All other processors send their | ||
| 36 | data to the first processor to print. | ||
| 37 | |||
| 38 | The user can open an alternative visualization context with | ||
| 39 | PetscViewerASCIIOpen() - output to a specified file. | ||
| 40 | |||
| 41 | Level: beginner | ||
| 42 | |||
| 43 | .seealso: STView() | ||
| 44 | @*/ | ||
| 45 | 79 | PetscErrorCode EPSView(EPS eps,PetscViewer viewer) | |
| 46 | { | ||
| 47 | 79 | const char *type=NULL,*extr=NULL,*bal=NULL; | |
| 48 | 79 | char str[50]; | |
| 49 | 79 | PetscBool isascii,isexternal,istrivial,isstruct=PETSC_FALSE,flg; | |
| 50 | 79 | Mat A; | |
| 51 | |||
| 52 |
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79 | PetscFunctionBegin; |
| 53 |
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79 | PetscValidHeaderSpecific(eps,EPS_CLASSID,1); |
| 54 |
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79 | if (!viewer) PetscCall(PetscViewerASCIIGetStdout(PetscObjectComm((PetscObject)eps),&viewer)); |
| 55 |
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79 | PetscValidHeaderSpecific(viewer,PETSC_VIEWER_CLASSID,2); |
| 56 |
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79 | PetscCheckSameComm(eps,1,viewer,2); |
| 57 | |||
| 58 |
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79 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii)); |
| 59 |
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79 | if (isascii) { |
| 60 |
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79 | PetscCall(PetscObjectPrintClassNamePrefixType((PetscObject)eps,viewer)); |
| 61 |
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79 | PetscCall(PetscViewerASCIIPushTab(viewer)); |
| 62 |
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79 | PetscTryTypeMethod(eps,view,viewer); |
| 63 |
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79 | PetscCall(PetscViewerASCIIPopTab(viewer)); |
| 64 |
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79 | if (eps->problem_type) { |
| 65 |
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79 | switch (eps->problem_type) { |
| 66 | 51 | case EPS_HEP: type = SLEPC_STRING_HERMITIAN " eigenvalue problem"; break; | |
| 67 | 6 | case EPS_GHEP: type = "generalized " SLEPC_STRING_HERMITIAN " eigenvalue problem"; break; | |
| 68 | 22 | case EPS_NHEP: type = "non-" SLEPC_STRING_HERMITIAN " eigenvalue problem"; break; | |
| 69 | ✗ | case EPS_GNHEP: type = "generalized non-" SLEPC_STRING_HERMITIAN " eigenvalue problem"; break; | |
| 70 | ✗ | case EPS_PGNHEP: type = "generalized non-" SLEPC_STRING_HERMITIAN " eigenvalue problem with " SLEPC_STRING_HERMITIAN " positive definite B"; break; | |
| 71 | ✗ | case EPS_GHIEP: type = "generalized " SLEPC_STRING_HERMITIAN "-indefinite eigenvalue problem"; break; | |
| 72 | ✗ | case EPS_BSE: type = "structured Bethe-Salpeter eigenvalue problem"; break; | |
| 73 | ✗ | case EPS_HAMILT: type = "structured Hamiltonian eigenvalue problem"; break; | |
| 74 | } | ||
| 75 | } else type = "not yet set"; | ||
| 76 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," problem type: %s\n",type)); |
| 77 |
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79 | PetscCall(EPSGetOperators(eps,&A,NULL)); |
| 78 |
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79 | if (A) PetscCall(SlepcCheckMatStruct(A,0,&isstruct)); |
| 79 |
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79 | if (isstruct) { |
| 80 | ✗ | PetscCall(SlepcCheckMatStruct(A,SLEPC_MAT_STRUCT_BSE,&flg)); | |
| 81 | ✗ | if (flg) PetscCall(PetscViewerASCIIPrintf(viewer," matrix A has a Bethe-Salpeter structure\n")); | |
| 82 | ✗ | PetscCall(SlepcCheckMatStruct(A,SLEPC_MAT_STRUCT_HAMILT,&flg)); | |
| 83 | ✗ | if (flg) PetscCall(PetscViewerASCIIPrintf(viewer," matrix A has a Hamiltonian structure\n")); | |
| 84 | } | ||
| 85 |
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79 | if (eps->extraction) { |
| 86 |
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20 | switch (eps->extraction) { |
| 87 | ✗ | case EPS_RITZ: extr = "Rayleigh-Ritz"; break; | |
| 88 | 20 | case EPS_HARMONIC: extr = "harmonic Ritz"; break; | |
| 89 | ✗ | case EPS_HARMONIC_RELATIVE: extr = "relative harmonic Ritz"; break; | |
| 90 | ✗ | case EPS_HARMONIC_RIGHT: extr = "right harmonic Ritz"; break; | |
| 91 | ✗ | case EPS_HARMONIC_LARGEST: extr = "largest harmonic Ritz"; break; | |
| 92 | ✗ | case EPS_REFINED: extr = "refined Ritz"; break; | |
| 93 | ✗ | case EPS_REFINED_HARMONIC: extr = "refined harmonic Ritz"; break; | |
| 94 | } | ||
| 95 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer," extraction type: %s\n",extr)); |
| 96 | } | ||
| 97 |
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79 | if (!eps->ishermitian && eps->balance!=EPS_BALANCE_NONE) { |
| 98 |
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10 | switch (eps->balance) { |
| 99 | case EPS_BALANCE_NONE: break; | ||
| 100 | 10 | case EPS_BALANCE_ONESIDE: bal = "one-sided Krylov"; break; | |
| 101 | ✗ | case EPS_BALANCE_TWOSIDE: bal = "two-sided Krylov"; break; | |
| 102 | ✗ | case EPS_BALANCE_USER: bal = "user-defined matrix"; break; | |
| 103 | } | ||
| 104 |
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10 | PetscCall(PetscViewerASCIIPrintf(viewer," balancing enabled: %s",bal)); |
| 105 |
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10 | PetscCall(PetscViewerASCIIUseTabs(viewer,PETSC_FALSE)); |
| 106 |
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10 | if (eps->balance==EPS_BALANCE_ONESIDE || eps->balance==EPS_BALANCE_TWOSIDE) PetscCall(PetscViewerASCIIPrintf(viewer,", with its=%" PetscInt_FMT,eps->balance_its)); |
| 107 |
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10 | if (eps->balance==EPS_BALANCE_TWOSIDE && eps->balance_cutoff!=0.0) PetscCall(PetscViewerASCIIPrintf(viewer," and cutoff=%g",(double)eps->balance_cutoff)); |
| 108 |
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10 | PetscCall(PetscViewerASCIIUseTabs(viewer,PETSC_TRUE)); |
| 109 |
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10 | PetscCall(PetscViewerASCIIPrintf(viewer,"\n")); |
| 110 | } | ||
| 111 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," selected portion of the spectrum: ")); |
| 112 |
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79 | PetscCall(SlepcSNPrintfScalar(str,sizeof(str),eps->target,PETSC_FALSE)); |
| 113 |
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79 | PetscCall(PetscViewerASCIIUseTabs(viewer,PETSC_FALSE)); |
| 114 |
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79 | if (!eps->which) PetscCall(PetscViewerASCIIPrintf(viewer,"not yet set\n")); |
| 115 |
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79 | else switch (eps->which) { |
| 116 | ✗ | case EPS_WHICH_USER: | |
| 117 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"user defined\n")); | |
| 118 | break; | ||
| 119 | 28 | case EPS_TARGET_MAGNITUDE: | |
| 120 |
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28 | PetscCall(PetscViewerASCIIPrintf(viewer,"closest to target: %s (in magnitude)\n",str)); |
| 121 | break; | ||
| 122 | ✗ | case EPS_TARGET_REAL: | |
| 123 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"closest to target: %s (along the real axis)\n",str)); | |
| 124 | break; | ||
| 125 | ✗ | case EPS_TARGET_IMAGINARY: | |
| 126 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"closest to target: %s (along the imaginary axis)\n",str)); | |
| 127 | break; | ||
| 128 | 20 | case EPS_LARGEST_MAGNITUDE: | |
| 129 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer,"largest eigenvalues in magnitude\n")); |
| 130 | break; | ||
| 131 | ✗ | case EPS_SMALLEST_MAGNITUDE: | |
| 132 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"smallest eigenvalues in magnitude\n")); | |
| 133 | break; | ||
| 134 | 22 | case EPS_LARGEST_REAL: | |
| 135 |
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22 | PetscCall(PetscViewerASCIIPrintf(viewer,"largest real parts\n")); |
| 136 | break; | ||
| 137 | 6 | case EPS_SMALLEST_REAL: | |
| 138 |
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6 | PetscCall(PetscViewerASCIIPrintf(viewer,"smallest real parts\n")); |
| 139 | break; | ||
| 140 | ✗ | case EPS_LARGEST_IMAGINARY: | |
| 141 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"largest imaginary parts\n")); | |
| 142 | break; | ||
| 143 | ✗ | case EPS_SMALLEST_IMAGINARY: | |
| 144 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"smallest imaginary parts\n")); | |
| 145 | break; | ||
| 146 | 3 | case EPS_ALL: | |
| 147 |
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3 | if (eps->inta || eps->intb) PetscCall(PetscViewerASCIIPrintf(viewer,"all eigenvalues in interval [%g,%g]\n",(double)eps->inta,(double)eps->intb)); |
| 148 | ✗ | else PetscCall(PetscViewerASCIIPrintf(viewer,"all eigenvalues in the region\n")); | |
| 149 | break; | ||
| 150 | } | ||
| 151 |
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79 | PetscCall(PetscViewerASCIIUseTabs(viewer,PETSC_TRUE)); |
| 152 |
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79 | if (eps->twosided && eps->problem_type!=EPS_HEP && eps->problem_type!=EPS_GHEP) PetscCall(PetscViewerASCIIPrintf(viewer," using two-sided variant (for left eigenvectors)\n")); |
| 153 |
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79 | if (eps->purify) PetscCall(PetscViewerASCIIPrintf(viewer," postprocessing eigenvectors with purification\n")); |
| 154 |
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79 | if (eps->trueres) PetscCall(PetscViewerASCIIPrintf(viewer," computing true residuals explicitly\n")); |
| 155 |
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79 | if (eps->trackall) PetscCall(PetscViewerASCIIPrintf(viewer," computing all residuals (for tracking convergence)\n")); |
| 156 |
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79 | if (eps->stop==EPS_STOP_THRESHOLD) PetscCall(PetscViewerASCIIPrintf(viewer," computing eigenvalues %s the threshold: %g%s\n",(eps->which==EPS_SMALLEST_MAGNITUDE||eps->which==EPS_SMALLEST_REAL)?"below":"above",(double)eps->thres,eps->threlative?" (relative)":"")); |
| 157 |
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79 | if (eps->nev) PetscCall(PetscViewerASCIIPrintf(viewer," number of eigenvalues (nev): %" PetscInt_FMT "\n",eps->nev)); |
| 158 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," number of column vectors (ncv): %" PetscInt_FMT "\n",eps->ncv)); |
| 159 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," maximum dimension of projected problem (mpd): %" PetscInt_FMT "\n",eps->mpd)); |
| 160 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," maximum number of iterations: %" PetscInt_FMT "\n",eps->max_it)); |
| 161 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," tolerance: %g\n",(double)eps->tol)); |
| 162 |
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79 | PetscCall(PetscViewerASCIIPrintf(viewer," convergence test: ")); |
| 163 |
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79 | PetscCall(PetscViewerASCIIUseTabs(viewer,PETSC_FALSE)); |
| 164 |
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79 | switch (eps->conv) { |
| 165 | ✗ | case EPS_CONV_ABS: | |
| 166 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"absolute\n"));break; | |
| 167 | 59 | case EPS_CONV_REL: | |
| 168 |
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59 | PetscCall(PetscViewerASCIIPrintf(viewer,"relative to the eigenvalue\n"));break; |
| 169 | 20 | case EPS_CONV_NORM: | |
| 170 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer,"relative to the eigenvalue and matrix norms\n")); |
| 171 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer," computed matrix norms: norm(A)=%g",(double)eps->nrma)); |
| 172 |
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20 | if (eps->isgeneralized) PetscCall(PetscViewerASCIIPrintf(viewer,", norm(B)=%g",(double)eps->nrmb)); |
| 173 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer,"\n")); |
| 174 | break; | ||
| 175 | ✗ | case EPS_CONV_USER: | |
| 176 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer,"user-defined\n"));break; | |
| 177 | } | ||
| 178 |
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79 | PetscCall(PetscViewerASCIIUseTabs(viewer,PETSC_TRUE)); |
| 179 |
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79 | if (eps->nini) PetscCall(PetscViewerASCIIPrintf(viewer," dimension of user-provided initial space: %" PetscInt_FMT "\n",PetscAbs(eps->nini))); |
| 180 |
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79 | if (eps->ninil) PetscCall(PetscViewerASCIIPrintf(viewer," dimension of user-provided left initial space: %" PetscInt_FMT "\n",PetscAbs(eps->ninil))); |
| 181 |
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79 | if (eps->nds) PetscCall(PetscViewerASCIIPrintf(viewer," dimension of user-provided deflation space: %" PetscInt_FMT "\n",PetscAbs(eps->nds))); |
| 182 | ✗ | } else PetscTryTypeMethod(eps,view,viewer); | |
| 183 |
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79 | PetscCall(PetscObjectTypeCompareAny((PetscObject)eps,&isexternal,EPSARPACK,EPSBLOPEX,EPSELEMENTAL,EPSFEAST,EPSPRIMME,EPSSCALAPACK,EPSELPA,EPSEVSL,"")); |
| 184 |
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79 | if (!isexternal) { |
| 185 |
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70 | PetscCall(PetscViewerPushFormat(viewer,PETSC_VIEWER_ASCII_INFO)); |
| 186 |
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70 | if (!eps->V) PetscCall(EPSGetBV(eps,&eps->V)); |
| 187 |
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70 | PetscCall(BVView(eps->V,viewer)); |
| 188 |
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70 | if (eps->rg) { |
| 189 |
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70 | PetscCall(RGIsTrivial(eps->rg,&istrivial)); |
| 190 |
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70 | if (!istrivial) PetscCall(RGView(eps->rg,viewer)); |
| 191 | } | ||
| 192 |
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70 | if (eps->useds) { |
| 193 |
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70 | if (!eps->ds) PetscCall(EPSGetDS(eps,&eps->ds)); |
| 194 |
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70 | PetscCall(DSView(eps->ds,viewer)); |
| 195 | } | ||
| 196 |
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70 | PetscCall(PetscViewerPopFormat(viewer)); |
| 197 | } | ||
| 198 |
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79 | if (!eps->st) PetscCall(EPSGetST(eps,&eps->st)); |
| 199 |
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79 | PetscCall(STView(eps->st,viewer)); |
| 200 |
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17 | PetscFunctionReturn(PETSC_SUCCESS); |
| 201 | } | ||
| 202 | |||
| 203 | /*@ | ||
| 204 | EPSViewFromOptions - View from options | ||
| 205 | |||
| 206 | Collective | ||
| 207 | |||
| 208 | Input Parameters: | ||
| 209 | + eps - the eigensolver context | ||
| 210 | . obj - optional object | ||
| 211 | - name - command line option | ||
| 212 | |||
| 213 | Level: intermediate | ||
| 214 | |||
| 215 | .seealso: EPSView(), EPSCreate() | ||
| 216 | @*/ | ||
| 217 | 19090 | PetscErrorCode EPSViewFromOptions(EPS eps,PetscObject obj,const char name[]) | |
| 218 | { | ||
| 219 |
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19090 | PetscFunctionBegin; |
| 220 |
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19090 | PetscValidHeaderSpecific(eps,EPS_CLASSID,1); |
| 221 |
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19090 | PetscCall(PetscObjectViewFromOptions((PetscObject)eps,obj,name)); |
| 222 |
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3680 | PetscFunctionReturn(PETSC_SUCCESS); |
| 223 | } | ||
| 224 | |||
| 225 | /*@ | ||
| 226 | EPSConvergedReasonView - Displays the reason an EPS solve converged or diverged. | ||
| 227 | |||
| 228 | Collective | ||
| 229 | |||
| 230 | Input Parameters: | ||
| 231 | + eps - the eigensolver context | ||
| 232 | - viewer - the viewer to display the reason | ||
| 233 | |||
| 234 | Options Database Keys: | ||
| 235 | . -eps_converged_reason - print reason for convergence, and number of iterations | ||
| 236 | |||
| 237 | Note: | ||
| 238 | To change the format of the output call PetscViewerPushFormat(viewer,format) before | ||
| 239 | this call. Use PETSC_VIEWER_DEFAULT for the default, use PETSC_VIEWER_FAILED to only | ||
| 240 | display a reason if it fails. The latter can be set in the command line with | ||
| 241 | -eps_converged_reason ::failed | ||
| 242 | |||
| 243 | Level: intermediate | ||
| 244 | |||
| 245 | .seealso: EPSSetConvergenceTest(), EPSSetTolerances(), EPSGetIterationNumber(), EPSConvergedReasonViewFromOptions() | ||
| 246 | @*/ | ||
| 247 | 20 | PetscErrorCode EPSConvergedReasonView(EPS eps,PetscViewer viewer) | |
| 248 | { | ||
| 249 | 20 | PetscBool isAscii; | |
| 250 | 20 | PetscViewerFormat format; | |
| 251 | 20 | PetscInt nconv; | |
| 252 | |||
| 253 |
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20 | PetscFunctionBegin; |
| 254 |
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20 | if (!viewer) viewer = PETSC_VIEWER_STDOUT_(PetscObjectComm((PetscObject)eps)); |
| 255 |
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20 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isAscii)); |
| 256 |
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20 | if (isAscii) { |
| 257 |
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20 | PetscCall(PetscViewerGetFormat(viewer,&format)); |
| 258 |
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20 | PetscCall(PetscViewerASCIIAddTab(viewer,((PetscObject)eps)->tablevel)); |
| 259 |
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20 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 260 |
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20 | if (eps->reason > 0 && format != PETSC_VIEWER_FAILED) PetscCall(PetscViewerASCIIPrintf(viewer,"%s Linear eigensolve converged (%" PetscInt_FMT " eigenpair%s) due to %s; iterations %" PetscInt_FMT "\n",((PetscObject)eps)->prefix?((PetscObject)eps)->prefix:"",nconv,(nconv>1)?"s":"",EPSConvergedReasons[eps->reason],eps->its)); |
| 261 | ✗ | else if (eps->reason <= 0) PetscCall(PetscViewerASCIIPrintf(viewer,"%s Linear eigensolve did not converge due to %s; iterations %" PetscInt_FMT "\n",((PetscObject)eps)->prefix?((PetscObject)eps)->prefix:"",EPSConvergedReasons[eps->reason],eps->its)); | |
| 262 |
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20 | PetscCall(PetscViewerASCIISubtractTab(viewer,((PetscObject)eps)->tablevel)); |
| 263 | } | ||
| 264 |
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4 | PetscFunctionReturn(PETSC_SUCCESS); |
| 265 | } | ||
| 266 | |||
| 267 | /*@ | ||
| 268 | EPSConvergedReasonViewFromOptions - Processes command line options to determine if/how | ||
| 269 | the EPS converged reason is to be viewed. | ||
| 270 | |||
| 271 | Collective | ||
| 272 | |||
| 273 | Input Parameter: | ||
| 274 | . eps - the eigensolver context | ||
| 275 | |||
| 276 | Level: developer | ||
| 277 | |||
| 278 | .seealso: EPSConvergedReasonView() | ||
| 279 | @*/ | ||
| 280 | 9545 | PetscErrorCode EPSConvergedReasonViewFromOptions(EPS eps) | |
| 281 | { | ||
| 282 | 9545 | PetscViewer viewer; | |
| 283 | 9545 | PetscBool flg; | |
| 284 | 9545 | static PetscBool incall = PETSC_FALSE; | |
| 285 | 9545 | PetscViewerFormat format; | |
| 286 | |||
| 287 |
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9545 | PetscFunctionBegin; |
| 288 |
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9545 | if (incall) PetscFunctionReturn(PETSC_SUCCESS); |
| 289 | 9545 | incall = PETSC_TRUE; | |
| 290 |
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9545 | PetscCall(PetscOptionsCreateViewer(PetscObjectComm((PetscObject)eps),((PetscObject)eps)->options,((PetscObject)eps)->prefix,"-eps_converged_reason",&viewer,&format,&flg)); |
| 291 |
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9545 | if (flg) { |
| 292 |
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10 | PetscCall(PetscViewerPushFormat(viewer,format)); |
| 293 |
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10 | PetscCall(EPSConvergedReasonView(eps,viewer)); |
| 294 |
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10 | PetscCall(PetscViewerPopFormat(viewer)); |
| 295 |
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10 | PetscCall(PetscViewerDestroy(&viewer)); |
| 296 | } | ||
| 297 | 9545 | incall = PETSC_FALSE; | |
| 298 |
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9545 | PetscFunctionReturn(PETSC_SUCCESS); |
| 299 | } | ||
| 300 | |||
| 301 | 5371 | static PetscErrorCode EPSErrorView_ASCII(EPS eps,EPSErrorType etype,PetscViewer viewer) | |
| 302 | { | ||
| 303 | 5371 | PetscReal error; | |
| 304 | 5371 | PetscScalar kr,ki; | |
| 305 | 5371 | PetscInt i,j,nvals,nconv; | |
| 306 | |||
| 307 |
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5371 | PetscFunctionBegin; |
| 308 |
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5371 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 309 |
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5371 | nvals = (eps->which==EPS_ALL || eps->stop==EPS_STOP_THRESHOLD)? nconv: eps->nev; |
| 310 |
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5371 | if (eps->which!=EPS_ALL && nconv<nvals) { |
| 311 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer," Problem: less than %" PetscInt_FMT " eigenvalues converged\n\n",eps->nev)); | |
| 312 | ✗ | PetscFunctionReturn(PETSC_SUCCESS); | |
| 313 | } | ||
| 314 |
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5371 | if (eps->which==EPS_ALL && !nvals) { |
| 315 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer," No eigenvalues have been found\n\n")); | |
| 316 | ✗ | PetscFunctionReturn(PETSC_SUCCESS); | |
| 317 | } | ||
| 318 |
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46179 | for (i=0;i<nvals;i++) { |
| 319 |
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40808 | PetscCall(EPSComputeError(eps,i,etype,&error)); |
| 320 |
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40808 | if (error>=5.0*eps->tol) { |
| 321 | ✗ | PetscCall(PetscViewerASCIIPrintf(viewer," Problem: some of the first %" PetscInt_FMT " relative errors are higher than the tolerance\n\n",nvals)); | |
| 322 |
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8068 | PetscFunctionReturn(PETSC_SUCCESS); |
| 323 | } | ||
| 324 | } | ||
| 325 |
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5371 | if (eps->which==EPS_ALL || eps->stop==EPS_STOP_THRESHOLD) PetscCall(PetscViewerASCIIPrintf(viewer," Found %" PetscInt_FMT " eigenvalues, all of them computed up to the required tolerance:",nvals)); |
| 326 |
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4572 | else PetscCall(PetscViewerASCIIPrintf(viewer," All requested eigenvalues computed up to the required tolerance:")); |
| 327 |
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13176 | for (i=0;i<=(nvals-1)/8;i++) { |
| 328 |
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7805 | PetscCall(PetscViewerASCIIPrintf(viewer,"\n ")); |
| 329 |
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48613 | for (j=0;j<PetscMin(8,nvals-8*i);j++) { |
| 330 |
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40808 | PetscCall(EPSGetEigenvalue(eps,8*i+j,&kr,&ki)); |
| 331 |
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40808 | PetscCall(SlepcPrintEigenvalueASCII(viewer,kr,ki)); |
| 332 |
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40808 | if (8*i+j+1<nvals) PetscCall(PetscViewerASCIIPrintf(viewer,", ")); |
| 333 | } | ||
| 334 | } | ||
| 335 |
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5371 | PetscCall(PetscViewerASCIIPrintf(viewer,"\n\n")); |
| 336 |
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1050 | PetscFunctionReturn(PETSC_SUCCESS); |
| 337 | } | ||
| 338 | |||
| 339 | 16 | static PetscErrorCode EPSErrorView_DETAIL(EPS eps,EPSErrorType etype,PetscViewer viewer) | |
| 340 | { | ||
| 341 | 16 | PetscReal error,re,im; | |
| 342 | 16 | PetscScalar kr,ki; | |
| 343 | 16 | PetscInt i,nconv; | |
| 344 | 16 | char ex[30],sep[]=" ---------------------- --------------------\n"; | |
| 345 | |||
| 346 |
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16 | PetscFunctionBegin; |
| 347 |
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16 | if (!eps->nconv) PetscFunctionReturn(PETSC_SUCCESS); |
| 348 |
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16 | switch (etype) { |
| 349 | ✗ | case EPS_ERROR_ABSOLUTE: | |
| 350 | ✗ | PetscCall(PetscSNPrintf(ex,sizeof(ex)," ||Ax-k%sx||",eps->isgeneralized?"B":"")); | |
| 351 | break; | ||
| 352 | 6 | case EPS_ERROR_RELATIVE: | |
| 353 |
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12 | PetscCall(PetscSNPrintf(ex,sizeof(ex),"||Ax-k%sx||/||kx||",eps->isgeneralized?"B":"")); |
| 354 | break; | ||
| 355 | 10 | case EPS_ERROR_BACKWARD: | |
| 356 |
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10 | PetscCall(PetscSNPrintf(ex,sizeof(ex)," eta(x,k)")); |
| 357 | break; | ||
| 358 | } | ||
| 359 |
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16 | PetscCall(PetscViewerASCIIPrintf(viewer,"%s k %s\n%s",sep,ex,sep)); |
| 360 |
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16 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 361 |
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106 | for (i=0;i<nconv;i++) { |
| 362 |
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90 | PetscCall(EPSGetEigenvalue(eps,i,&kr,&ki)); |
| 363 |
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90 | PetscCall(EPSComputeError(eps,i,etype,&error)); |
| 364 | #if defined(PETSC_USE_COMPLEX) | ||
| 365 | 45 | re = PetscRealPart(kr); | |
| 366 | 45 | im = PetscImaginaryPart(kr); | |
| 367 | #else | ||
| 368 | 45 | re = kr; | |
| 369 | 45 | im = ki; | |
| 370 | #endif | ||
| 371 |
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90 | if (im!=0.0) PetscCall(PetscViewerASCIIPrintf(viewer," % 9f%+9fi %12g\n",(double)re,(double)im,(double)error)); |
| 372 |
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90 | else PetscCall(PetscViewerASCIIPrintf(viewer," % 12f %12g\n",(double)re,(double)error)); |
| 373 | } | ||
| 374 |
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16 | PetscCall(PetscViewerASCIIPrintf(viewer,"%s",sep)); |
| 375 |
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2 | PetscFunctionReturn(PETSC_SUCCESS); |
| 376 | } | ||
| 377 | |||
| 378 | 10 | static PetscErrorCode EPSErrorView_MATLAB(EPS eps,EPSErrorType etype,PetscViewer viewer) | |
| 379 | { | ||
| 380 | 10 | PetscReal error; | |
| 381 | 10 | PetscInt i,nconv; | |
| 382 | 10 | const char *name; | |
| 383 | |||
| 384 |
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10 | PetscFunctionBegin; |
| 385 |
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10 | PetscCall(PetscObjectGetName((PetscObject)eps,&name)); |
| 386 |
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10 | PetscCall(PetscViewerASCIIPrintf(viewer,"Error_%s = [\n",name)); |
| 387 |
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10 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 388 |
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70 | for (i=0;i<nconv;i++) { |
| 389 |
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60 | PetscCall(EPSComputeError(eps,i,etype,&error)); |
| 390 |
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60 | PetscCall(PetscViewerASCIIPrintf(viewer,"%18.16e\n",(double)error)); |
| 391 | } | ||
| 392 |
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10 | PetscCall(PetscViewerASCIIPrintf(viewer,"];\n")); |
| 393 |
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2 | PetscFunctionReturn(PETSC_SUCCESS); |
| 394 | } | ||
| 395 | |||
| 396 | /*@ | ||
| 397 | EPSErrorView - Displays the errors associated with the computed solution | ||
| 398 | (as well as the eigenvalues). | ||
| 399 | |||
| 400 | Collective | ||
| 401 | |||
| 402 | Input Parameters: | ||
| 403 | + eps - the eigensolver context | ||
| 404 | . etype - error type | ||
| 405 | - viewer - optional visualization context | ||
| 406 | |||
| 407 | Options Database Keys: | ||
| 408 | + -eps_error_absolute - print absolute errors of each eigenpair | ||
| 409 | . -eps_error_relative - print relative errors of each eigenpair | ||
| 410 | - -eps_error_backward - print backward errors of each eigenpair | ||
| 411 | |||
| 412 | Notes: | ||
| 413 | By default, this function checks the error of all eigenpairs and prints | ||
| 414 | the eigenvalues if all of them are below the requested tolerance. | ||
| 415 | If the viewer has format=PETSC_VIEWER_ASCII_INFO_DETAIL then a table with | ||
| 416 | eigenvalues and corresponding errors is printed. | ||
| 417 | |||
| 418 | Level: intermediate | ||
| 419 | |||
| 420 | .seealso: EPSSolve(), EPSValuesView(), EPSVectorsView() | ||
| 421 | @*/ | ||
| 422 | 5397 | PetscErrorCode EPSErrorView(EPS eps,EPSErrorType etype,PetscViewer viewer) | |
| 423 | { | ||
| 424 | 5397 | PetscBool isascii; | |
| 425 | 5397 | PetscViewerFormat format; | |
| 426 | |||
| 427 |
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5397 | PetscFunctionBegin; |
| 428 |
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5397 | PetscValidHeaderSpecific(eps,EPS_CLASSID,1); |
| 429 |
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5397 | if (!viewer) PetscCall(PetscViewerASCIIGetStdout(PetscObjectComm((PetscObject)eps),&viewer)); |
| 430 |
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5397 | PetscValidHeaderSpecific(viewer,PETSC_VIEWER_CLASSID,3); |
| 431 |
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5397 | PetscCheckSameComm(eps,1,viewer,3); |
| 432 |
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5397 | EPSCheckSolved(eps,1); |
| 433 |
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5397 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii)); |
| 434 |
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5397 | if (!isascii) PetscFunctionReturn(PETSC_SUCCESS); |
| 435 | |||
| 436 |
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5397 | PetscCall(PetscViewerGetFormat(viewer,&format)); |
| 437 |
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5397 | switch (format) { |
| 438 | 5371 | case PETSC_VIEWER_DEFAULT: | |
| 439 | case PETSC_VIEWER_ASCII_INFO: | ||
| 440 |
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5371 | PetscCall(EPSErrorView_ASCII(eps,etype,viewer)); |
| 441 | break; | ||
| 442 | 16 | case PETSC_VIEWER_ASCII_INFO_DETAIL: | |
| 443 |
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16 | PetscCall(EPSErrorView_DETAIL(eps,etype,viewer)); |
| 444 | break; | ||
| 445 | 10 | case PETSC_VIEWER_ASCII_MATLAB: | |
| 446 |
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10 | PetscCall(EPSErrorView_MATLAB(eps,etype,viewer)); |
| 447 | break; | ||
| 448 | ✗ | default: | |
| 449 | ✗ | PetscCall(PetscInfo(eps,"Unsupported viewer format %s\n",PetscViewerFormats[format])); | |
| 450 | } | ||
| 451 |
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1054 | PetscFunctionReturn(PETSC_SUCCESS); |
| 452 | } | ||
| 453 | |||
| 454 | /*@ | ||
| 455 | EPSErrorViewFromOptions - Processes command line options to determine if/how | ||
| 456 | the errors of the computed solution are to be viewed. | ||
| 457 | |||
| 458 | Collective | ||
| 459 | |||
| 460 | Input Parameter: | ||
| 461 | . eps - the eigensolver context | ||
| 462 | |||
| 463 | Level: developer | ||
| 464 | |||
| 465 | .seealso: EPSErrorView() | ||
| 466 | @*/ | ||
| 467 | 9545 | PetscErrorCode EPSErrorViewFromOptions(EPS eps) | |
| 468 | { | ||
| 469 | 9545 | PetscViewer viewer; | |
| 470 | 9545 | PetscBool flg; | |
| 471 | 9545 | static PetscBool incall = PETSC_FALSE; | |
| 472 | 9545 | PetscViewerFormat format; | |
| 473 | |||
| 474 |
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9545 | PetscFunctionBegin; |
| 475 |
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9545 | if (incall) PetscFunctionReturn(PETSC_SUCCESS); |
| 476 | 9545 | incall = PETSC_TRUE; | |
| 477 |
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9545 | PetscCall(PetscOptionsCreateViewer(PetscObjectComm((PetscObject)eps),((PetscObject)eps)->options,((PetscObject)eps)->prefix,"-eps_error_absolute",&viewer,&format,&flg)); |
| 478 |
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9545 | if (flg) { |
| 479 |
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10 | PetscCall(PetscViewerPushFormat(viewer,format)); |
| 480 |
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10 | PetscCall(EPSErrorView(eps,EPS_ERROR_ABSOLUTE,viewer)); |
| 481 |
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10 | PetscCall(PetscViewerPopFormat(viewer)); |
| 482 |
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10 | PetscCall(PetscViewerDestroy(&viewer)); |
| 483 | } | ||
| 484 |
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9545 | PetscCall(PetscOptionsCreateViewer(PetscObjectComm((PetscObject)eps),((PetscObject)eps)->options,((PetscObject)eps)->prefix,"-eps_error_relative",&viewer,&format,&flg)); |
| 485 |
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9545 | if (flg) { |
| 486 |
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20 | PetscCall(PetscViewerPushFormat(viewer,format)); |
| 487 |
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20 | PetscCall(EPSErrorView(eps,EPS_ERROR_RELATIVE,viewer)); |
| 488 |
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20 | PetscCall(PetscViewerPopFormat(viewer)); |
| 489 |
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20 | PetscCall(PetscViewerDestroy(&viewer)); |
| 490 | } | ||
| 491 |
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9545 | PetscCall(PetscOptionsCreateViewer(PetscObjectComm((PetscObject)eps),((PetscObject)eps)->options,((PetscObject)eps)->prefix,"-eps_error_backward",&viewer,&format,&flg)); |
| 492 |
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9545 | if (flg) { |
| 493 |
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10 | PetscCall(PetscViewerPushFormat(viewer,format)); |
| 494 |
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10 | PetscCall(EPSErrorView(eps,EPS_ERROR_BACKWARD,viewer)); |
| 495 |
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10 | PetscCall(PetscViewerPopFormat(viewer)); |
| 496 |
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10 | PetscCall(PetscViewerDestroy(&viewer)); |
| 497 | } | ||
| 498 | 9545 | incall = PETSC_FALSE; | |
| 499 |
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9545 | PetscFunctionReturn(PETSC_SUCCESS); |
| 500 | } | ||
| 501 | |||
| 502 | 16 | static PetscErrorCode EPSValuesView_DRAW(EPS eps,PetscViewer viewer) | |
| 503 | { | ||
| 504 | 16 | PetscDraw draw; | |
| 505 | 16 | PetscDrawSP drawsp; | |
| 506 | 16 | PetscReal re,im; | |
| 507 | 16 | PetscScalar kr,ki; | |
| 508 | 16 | PetscInt i,nconv; | |
| 509 | |||
| 510 |
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16 | PetscFunctionBegin; |
| 511 |
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16 | if (!eps->nconv) PetscFunctionReturn(PETSC_SUCCESS); |
| 512 |
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16 | PetscCall(PetscViewerDrawGetDraw(viewer,0,&draw)); |
| 513 |
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16 | PetscCall(PetscDrawSetTitle(draw,"Computed Eigenvalues")); |
| 514 |
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16 | PetscCall(PetscDrawSPCreate(draw,1,&drawsp)); |
| 515 |
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16 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 516 |
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56 | for (i=0;i<nconv;i++) { |
| 517 |
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40 | PetscCall(EPSGetEigenvalue(eps,i,&kr,&ki)); |
| 518 | #if defined(PETSC_USE_COMPLEX) | ||
| 519 | 15 | re = PetscRealPart(kr); | |
| 520 | 15 | im = PetscImaginaryPart(kr); | |
| 521 | #else | ||
| 522 | 25 | re = kr; | |
| 523 | 25 | im = ki; | |
| 524 | #endif | ||
| 525 |
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40 | PetscCall(PetscDrawSPAddPoint(drawsp,&re,&im)); |
| 526 | } | ||
| 527 |
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16 | PetscCall(PetscDrawSPDraw(drawsp,PETSC_TRUE)); |
| 528 |
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16 | PetscCall(PetscDrawSPSave(drawsp)); |
| 529 |
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16 | PetscCall(PetscDrawSPDestroy(&drawsp)); |
| 530 |
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2 | PetscFunctionReturn(PETSC_SUCCESS); |
| 531 | } | ||
| 532 | |||
| 533 | 10 | static PetscErrorCode EPSValuesView_BINARY(EPS eps,PetscViewer viewer) | |
| 534 | { | ||
| 535 | 10 | PetscScalar kr,ki; | |
| 536 | #if defined(PETSC_HAVE_COMPLEX) | ||
| 537 | 10 | PetscInt i,nconv; | |
| 538 | 10 | PetscComplex *ev; | |
| 539 | #endif | ||
| 540 | |||
| 541 |
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10 | PetscFunctionBegin; |
| 542 | #if defined(PETSC_HAVE_COMPLEX) | ||
| 543 |
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10 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 544 |
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10 | PetscCall(PetscMalloc1(nconv,&ev)); |
| 545 |
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50 | for (i=0;i<nconv;i++) { |
| 546 |
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40 | PetscCall(EPSGetEigenvalue(eps,i,&kr,&ki)); |
| 547 | #if defined(PETSC_USE_COMPLEX) | ||
| 548 | 20 | ev[i] = kr; | |
| 549 | #else | ||
| 550 | 20 | ev[i] = PetscCMPLX(kr,ki); | |
| 551 | #endif | ||
| 552 | } | ||
| 553 |
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10 | PetscCall(PetscViewerBinaryWrite(viewer,ev,nconv,PETSC_COMPLEX)); |
| 554 |
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10 | PetscCall(PetscFree(ev)); |
| 555 | #endif | ||
| 556 |
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2 | PetscFunctionReturn(PETSC_SUCCESS); |
| 557 | } | ||
| 558 | |||
| 559 | #if defined(PETSC_HAVE_HDF5) | ||
| 560 | static PetscErrorCode EPSValuesView_HDF5(EPS eps,PetscViewer viewer) | ||
| 561 | { | ||
| 562 | PetscInt i,n,N,nconv; | ||
| 563 | PetscScalar eig; | ||
| 564 | PetscMPIInt rank; | ||
| 565 | Vec v; | ||
| 566 | char vname[30]; | ||
| 567 | const char *ename; | ||
| 568 | |||
| 569 | PetscFunctionBegin; | ||
| 570 | PetscCallMPI(MPI_Comm_rank(PetscObjectComm((PetscObject)eps),&rank)); | ||
| 571 | PetscCall(EPS_GetActualConverged(eps,&nconv)); | ||
| 572 | N = nconv; | ||
| 573 | n = rank? 0: N; | ||
| 574 | /* create a vector containing the eigenvalues */ | ||
| 575 | PetscCall(VecCreateMPI(PetscObjectComm((PetscObject)eps),n,N,&v)); | ||
| 576 | PetscCall(PetscObjectGetName((PetscObject)eps,&ename)); | ||
| 577 | PetscCall(PetscSNPrintf(vname,sizeof(vname),"eigr_%s",ename)); | ||
| 578 | PetscCall(PetscObjectSetName((PetscObject)v,vname)); | ||
| 579 | if (!rank) { | ||
| 580 | for (i=0;i<nconv;i++) { | ||
| 581 | PetscCall(EPSGetEigenvalue(eps,i,&eig,NULL)); | ||
| 582 | PetscCall(VecSetValue(v,i,eig,INSERT_VALUES)); | ||
| 583 | } | ||
| 584 | } | ||
| 585 | PetscCall(VecAssemblyBegin(v)); | ||
| 586 | PetscCall(VecAssemblyEnd(v)); | ||
| 587 | PetscCall(VecView(v,viewer)); | ||
| 588 | #if !defined(PETSC_USE_COMPLEX) | ||
| 589 | /* in real scalars write the imaginary part as a separate vector */ | ||
| 590 | PetscCall(PetscSNPrintf(vname,sizeof(vname),"eigi_%s",ename)); | ||
| 591 | PetscCall(PetscObjectSetName((PetscObject)v,vname)); | ||
| 592 | if (!rank) { | ||
| 593 | for (i=0;i<nconv;i++) { | ||
| 594 | PetscCall(EPSGetEigenvalue(eps,i,NULL,&eig)); | ||
| 595 | PetscCall(VecSetValue(v,i,eig,INSERT_VALUES)); | ||
| 596 | } | ||
| 597 | } | ||
| 598 | PetscCall(VecAssemblyBegin(v)); | ||
| 599 | PetscCall(VecAssemblyEnd(v)); | ||
| 600 | PetscCall(VecView(v,viewer)); | ||
| 601 | #endif | ||
| 602 | PetscCall(VecDestroy(&v)); | ||
| 603 | PetscFunctionReturn(PETSC_SUCCESS); | ||
| 604 | } | ||
| 605 | #endif | ||
| 606 | |||
| 607 | 20 | static PetscErrorCode EPSValuesView_ASCII(EPS eps,PetscViewer viewer) | |
| 608 | { | ||
| 609 | 20 | PetscInt i,nconv; | |
| 610 | 20 | PetscScalar kr,ki; | |
| 611 | |||
| 612 |
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20 | PetscFunctionBegin; |
| 613 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer,"Eigenvalues = \n")); |
| 614 |
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20 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 615 |
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120 | for (i=0;i<nconv;i++) { |
| 616 |
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100 | PetscCall(EPSGetEigenvalue(eps,i,&kr,&ki)); |
| 617 |
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100 | PetscCall(PetscViewerASCIIPrintf(viewer," ")); |
| 618 |
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100 | PetscCall(SlepcPrintEigenvalueASCII(viewer,kr,ki)); |
| 619 |
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100 | PetscCall(PetscViewerASCIIPrintf(viewer,"\n")); |
| 620 | } | ||
| 621 |
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20 | PetscCall(PetscViewerASCIIPrintf(viewer,"\n")); |
| 622 |
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4 | PetscFunctionReturn(PETSC_SUCCESS); |
| 623 | } | ||
| 624 | |||
| 625 | 10 | static PetscErrorCode EPSValuesView_MATLAB(EPS eps,PetscViewer viewer) | |
| 626 | { | ||
| 627 | 10 | PetscInt i,nconv; | |
| 628 | 10 | PetscReal re,im; | |
| 629 | 10 | PetscScalar kr,ki; | |
| 630 | 10 | const char *name; | |
| 631 | |||
| 632 |
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10 | PetscFunctionBegin; |
| 633 |
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10 | PetscCall(PetscObjectGetName((PetscObject)eps,&name)); |
| 634 |
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10 | PetscCall(PetscViewerASCIIPrintf(viewer,"Lambda_%s = [\n",name)); |
| 635 |
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10 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 636 |
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20 | for (i=0;i<nconv;i++) { |
| 637 |
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10 | PetscCall(EPSGetEigenvalue(eps,i,&kr,&ki)); |
| 638 | #if defined(PETSC_USE_COMPLEX) | ||
| 639 | 5 | re = PetscRealPart(kr); | |
| 640 | 5 | im = PetscImaginaryPart(kr); | |
| 641 | #else | ||
| 642 | 5 | re = kr; | |
| 643 | 5 | im = ki; | |
| 644 | #endif | ||
| 645 |
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10 | if (im!=0.0) PetscCall(PetscViewerASCIIPrintf(viewer,"%18.16e%+18.16ei\n",(double)re,(double)im)); |
| 646 |
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10 | else PetscCall(PetscViewerASCIIPrintf(viewer,"%18.16e\n",(double)re)); |
| 647 | } | ||
| 648 |
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10 | PetscCall(PetscViewerASCIIPrintf(viewer,"];\n")); |
| 649 |
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2 | PetscFunctionReturn(PETSC_SUCCESS); |
| 650 | } | ||
| 651 | |||
| 652 | /*@ | ||
| 653 | EPSValuesView - Displays the computed eigenvalues in a viewer. | ||
| 654 | |||
| 655 | Collective | ||
| 656 | |||
| 657 | Input Parameters: | ||
| 658 | + eps - the eigensolver context | ||
| 659 | - viewer - the viewer | ||
| 660 | |||
| 661 | Options Database Key: | ||
| 662 | . -eps_view_values - print computed eigenvalues | ||
| 663 | |||
| 664 | Level: intermediate | ||
| 665 | |||
| 666 | .seealso: EPSSolve(), EPSVectorsView(), EPSErrorView() | ||
| 667 | @*/ | ||
| 668 | 56 | PetscErrorCode EPSValuesView(EPS eps,PetscViewer viewer) | |
| 669 | { | ||
| 670 | 56 | PetscBool isascii,isdraw,isbinary; | |
| 671 | 56 | PetscViewerFormat format; | |
| 672 | #if defined(PETSC_HAVE_HDF5) | ||
| 673 | PetscBool ishdf5; | ||
| 674 | #endif | ||
| 675 | |||
| 676 |
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56 | PetscFunctionBegin; |
| 677 |
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56 | PetscValidHeaderSpecific(eps,EPS_CLASSID,1); |
| 678 |
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56 | if (!viewer) PetscCall(PetscViewerASCIIGetStdout(PetscObjectComm((PetscObject)eps),&viewer)); |
| 679 |
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56 | PetscValidHeaderSpecific(viewer,PETSC_VIEWER_CLASSID,2); |
| 680 |
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56 | PetscCheckSameComm(eps,1,viewer,2); |
| 681 |
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56 | EPSCheckSolved(eps,1); |
| 682 |
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56 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERDRAW,&isdraw)); |
| 683 |
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56 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERBINARY,&isbinary)); |
| 684 | #if defined(PETSC_HAVE_HDF5) | ||
| 685 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERHDF5,&ishdf5)); | ||
| 686 | #endif | ||
| 687 |
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56 | PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii)); |
| 688 |
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56 | if (isdraw) PetscCall(EPSValuesView_DRAW(eps,viewer)); |
| 689 |
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40 | else if (isbinary) PetscCall(EPSValuesView_BINARY(eps,viewer)); |
| 690 | #if defined(PETSC_HAVE_HDF5) | ||
| 691 | else if (ishdf5) PetscCall(EPSValuesView_HDF5(eps,viewer)); | ||
| 692 | #endif | ||
| 693 |
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30 | else if (isascii) { |
| 694 |
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30 | PetscCall(PetscViewerGetFormat(viewer,&format)); |
| 695 |
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30 | switch (format) { |
| 696 | 20 | case PETSC_VIEWER_DEFAULT: | |
| 697 | case PETSC_VIEWER_ASCII_INFO: | ||
| 698 | case PETSC_VIEWER_ASCII_INFO_DETAIL: | ||
| 699 |
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20 | PetscCall(EPSValuesView_ASCII(eps,viewer)); |
| 700 | break; | ||
| 701 | 10 | case PETSC_VIEWER_ASCII_MATLAB: | |
| 702 |
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10 | PetscCall(EPSValuesView_MATLAB(eps,viewer)); |
| 703 | break; | ||
| 704 | ✗ | default: | |
| 705 | ✗ | PetscCall(PetscInfo(eps,"Unsupported viewer format %s\n",PetscViewerFormats[format])); | |
| 706 | } | ||
| 707 | } | ||
| 708 |
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10 | PetscFunctionReturn(PETSC_SUCCESS); |
| 709 | } | ||
| 710 | |||
| 711 | /*@ | ||
| 712 | EPSValuesViewFromOptions - Processes command line options to determine if/how | ||
| 713 | the computed eigenvalues are to be viewed. | ||
| 714 | |||
| 715 | Collective | ||
| 716 | |||
| 717 | Input Parameters: | ||
| 718 | . eps - the eigensolver context | ||
| 719 | |||
| 720 | Level: developer | ||
| 721 | |||
| 722 | .seealso: EPSValuesView() | ||
| 723 | @*/ | ||
| 724 | 9545 | PetscErrorCode EPSValuesViewFromOptions(EPS eps) | |
| 725 | { | ||
| 726 | 9545 | PetscViewer viewer; | |
| 727 | 9545 | PetscBool flg; | |
| 728 | 9545 | static PetscBool incall = PETSC_FALSE; | |
| 729 | 9545 | PetscViewerFormat format; | |
| 730 | |||
| 731 |
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9545 | PetscFunctionBegin; |
| 732 |
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9545 | if (incall) PetscFunctionReturn(PETSC_SUCCESS); |
| 733 | 9545 | incall = PETSC_TRUE; | |
| 734 |
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9545 | PetscCall(PetscOptionsCreateViewer(PetscObjectComm((PetscObject)eps),((PetscObject)eps)->options,((PetscObject)eps)->prefix,"-eps_view_values",&viewer,&format,&flg)); |
| 735 |
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9545 | if (flg) { |
| 736 |
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56 | PetscCall(PetscViewerPushFormat(viewer,format)); |
| 737 |
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56 | PetscCall(EPSValuesView(eps,viewer)); |
| 738 |
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56 | PetscCall(PetscViewerPopFormat(viewer)); |
| 739 |
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56 | PetscCall(PetscViewerDestroy(&viewer)); |
| 740 | } | ||
| 741 | 9545 | incall = PETSC_FALSE; | |
| 742 |
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9545 | PetscFunctionReturn(PETSC_SUCCESS); |
| 743 | } | ||
| 744 | |||
| 745 | /*@ | ||
| 746 | EPSVectorsView - Outputs computed eigenvectors to a viewer. | ||
| 747 | |||
| 748 | Collective | ||
| 749 | |||
| 750 | Input Parameters: | ||
| 751 | + eps - the eigensolver context | ||
| 752 | - viewer - the viewer | ||
| 753 | |||
| 754 | Options Database Key: | ||
| 755 | . -eps_view_vectors - output eigenvectors. | ||
| 756 | |||
| 757 | Notes: | ||
| 758 | If PETSc was configured with real scalars, complex conjugate eigenvectors | ||
| 759 | will be viewed as two separate real vectors, one containing the real part | ||
| 760 | and another one containing the imaginary part. | ||
| 761 | |||
| 762 | If left eigenvectors were computed with a two-sided eigensolver, the right | ||
| 763 | and left eigenvectors are interleaved, that is, the vectors are output in | ||
| 764 | the following order X0, Y0, X1, Y1, X2, Y2, ... | ||
| 765 | |||
| 766 | Level: intermediate | ||
| 767 | |||
| 768 | .seealso: EPSSolve(), EPSValuesView(), EPSErrorView() | ||
| 769 | @*/ | ||
| 770 | 10 | PetscErrorCode EPSVectorsView(EPS eps,PetscViewer viewer) | |
| 771 | { | ||
| 772 | 10 | PetscInt i,nconv; | |
| 773 | 10 | Vec xr,xi=NULL; | |
| 774 | |||
| 775 |
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10 | PetscFunctionBegin; |
| 776 |
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10 | PetscValidHeaderSpecific(eps,EPS_CLASSID,1); |
| 777 |
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10 | if (!viewer) PetscCall(PetscViewerASCIIGetStdout(PetscObjectComm((PetscObject)eps),&viewer)); |
| 778 |
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10 | PetscValidHeaderSpecific(viewer,PETSC_VIEWER_CLASSID,2); |
| 779 |
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10 | PetscCheckSameComm(eps,1,viewer,2); |
| 780 |
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10 | EPSCheckSolved(eps,1); |
| 781 |
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10 | PetscCall(EPS_GetActualConverged(eps,&nconv)); |
| 782 |
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10 | if (nconv) { |
| 783 |
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10 | PetscCall(BVCreateVec(eps->V,&xr)); |
| 784 | #if !defined(PETSC_USE_COMPLEX) | ||
| 785 |
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5 | PetscCall(BVCreateVec(eps->V,&xi)); |
| 786 | #endif | ||
| 787 |
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50 | for (i=0;i<nconv;i++) { |
| 788 |
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40 | PetscCall(EPSGetEigenvector(eps,i,xr,xi)); |
| 789 |
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40 | PetscCall(SlepcViewEigenvector(viewer,xr,xi,"X",i,(PetscObject)eps)); |
| 790 |
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40 | if (eps->twosided || eps->problem_type==EPS_BSE) { |
| 791 |
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40 | PetscCall(EPSGetLeftEigenvector(eps,i,xr,xi)); |
| 792 |
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40 | PetscCall(SlepcViewEigenvector(viewer,xr,xi,"Y",i,(PetscObject)eps)); |
| 793 | } | ||
| 794 | } | ||
| 795 |
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10 | PetscCall(VecDestroy(&xr)); |
| 796 | #if !defined(PETSC_USE_COMPLEX) | ||
| 797 |
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5 | PetscCall(VecDestroy(&xi)); |
| 798 | #endif | ||
| 799 | } | ||
| 800 |
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2 | PetscFunctionReturn(PETSC_SUCCESS); |
| 801 | } | ||
| 802 | |||
| 803 | /*@ | ||
| 804 | EPSVectorsViewFromOptions - Processes command line options to determine if/how | ||
| 805 | the computed eigenvectors are to be viewed. | ||
| 806 | |||
| 807 | Collective | ||
| 808 | |||
| 809 | Input Parameter: | ||
| 810 | . eps - the eigensolver context | ||
| 811 | |||
| 812 | Level: developer | ||
| 813 | |||
| 814 | .seealso: EPSVectorsView() | ||
| 815 | @*/ | ||
| 816 | 9545 | PetscErrorCode EPSVectorsViewFromOptions(EPS eps) | |
| 817 | { | ||
| 818 | 9545 | PetscViewer viewer; | |
| 819 | 9545 | PetscBool flg = PETSC_FALSE; | |
| 820 | 9545 | static PetscBool incall = PETSC_FALSE; | |
| 821 | 9545 | PetscViewerFormat format; | |
| 822 | |||
| 823 |
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9545 | PetscFunctionBegin; |
| 824 |
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9545 | if (incall) PetscFunctionReturn(PETSC_SUCCESS); |
| 825 | 9545 | incall = PETSC_TRUE; | |
| 826 |
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9545 | PetscCall(PetscOptionsCreateViewer(PetscObjectComm((PetscObject)eps),((PetscObject)eps)->options,((PetscObject)eps)->prefix,"-eps_view_vectors",&viewer,&format,&flg)); |
| 827 |
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9545 | if (flg) { |
| 828 |
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10 | PetscCall(PetscViewerPushFormat(viewer,format)); |
| 829 |
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10 | PetscCall(EPSVectorsView(eps,viewer)); |
| 830 |
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10 | PetscCall(PetscViewerPopFormat(viewer)); |
| 831 |
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10 | PetscCall(PetscViewerDestroy(&viewer)); |
| 832 | } | ||
| 833 | 9545 | incall = PETSC_FALSE; | |
| 834 |
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9545 | PetscFunctionReturn(PETSC_SUCCESS); |
| 835 | } | ||
| 836 |