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: */

 11: #include <slepc/private/svdimpl.h>

 13: static PetscBool SVDPackageInitialized = PETSC_FALSE;

 15: const char *SVDTRLanczosGBidiags[] = {"SINGLE","UPPER","LOWER","SVDTRLanczosGBidiag","SVD_TRLANCZOS_GBIDIAG_",NULL};
 16: const char *SVDErrorTypes[] = {"ABSOLUTE","RELATIVE","SVDErrorType","SVD_ERROR_",NULL};
 17: const char *SVDPRIMMEMethods[] = {"","HYBRID","NORMALEQUATIONS","AUGMENTED","SVDPRIMMEMethod","SVD_PRIMME_",NULL};
 18: const char *SVDKSVDEigenMethods[] = {"","MRRR","DC","ELPA","SVDKSVDEigenMethod","SVD_KSVD_EIGEN_",NULL};
 19: const char *SVDKSVDPolarMethods[] = {"","QDWH","ZOLOPD","SVDKSVDPolarMethod","SVD_KSVD_POLAR_",NULL};
 20: const char *const SVDConvergedReasons_Shifted[] = {"","DIVERGED_SYMMETRY_LOST","DIVERGED_BREAKDOWN","DIVERGED_ITS","CONVERGED_ITERATING","CONVERGED_TOL","CONVERGED_USER","CONVERGED_MAXIT","SVDConvergedReason","SVD_",NULL};
 21: const char *const*SVDConvergedReasons = SVDConvergedReasons_Shifted + 4;

 23: /*@C
 24:    SVDFinalizePackage - This function destroys everything in the Slepc interface
 25:    to the SVD package. It is called from SlepcFinalize().

 27:    Level: developer

 29: .seealso: SlepcFinalize()
 30: @*/
 31: PetscErrorCode SVDFinalizePackage(void)
 32: {
 33:   PetscFunctionBegin;
 34:   PetscCall(PetscFunctionListDestroy(&SVDList));
 35:   PetscCall(PetscFunctionListDestroy(&SVDMonitorList));
 36:   PetscCall(PetscFunctionListDestroy(&SVDMonitorCreateList));
 37:   PetscCall(PetscFunctionListDestroy(&SVDMonitorDestroyList));
 38:   SVDPackageInitialized       = PETSC_FALSE;
 39:   SVDRegisterAllCalled        = PETSC_FALSE;
 40:   SVDMonitorRegisterAllCalled = PETSC_FALSE;
 41:   PetscFunctionReturn(PETSC_SUCCESS);
 42: }

 44: /*@C
 45:    SVDInitializePackage - This function initializes everything in the SVD package.
 46:    It is called from PetscDLLibraryRegister() when using dynamic libraries, and
 47:    on the first call to SVDCreate() when using static libraries.

 49:    Level: developer

 51: .seealso: SlepcInitialize()
 52: @*/
 53: PetscErrorCode SVDInitializePackage(void)
 54: {
 55:   char           logList[256];
 56:   PetscBool      opt,pkg;
 57:   PetscClassId   classids[1];

 59:   PetscFunctionBegin;
 60:   if (SVDPackageInitialized) PetscFunctionReturn(PETSC_SUCCESS);
 61:   SVDPackageInitialized = PETSC_TRUE;
 62:   /* Register Classes */
 63:   PetscCall(PetscClassIdRegister("SVD Solver",&SVD_CLASSID));
 64:   /* Register Constructors */
 65:   PetscCall(SVDRegisterAll());
 66:   /* Register Monitors */
 67:   PetscCall(SVDMonitorRegisterAll());
 68:   /* Register Events */
 69:   PetscCall(PetscLogEventRegister("SVDSetUp",SVD_CLASSID,&SVD_SetUp));
 70:   PetscCall(PetscLogEventRegister("SVDSolve",SVD_CLASSID,&SVD_Solve));
 71:   /* Process Info */
 72:   classids[0] = SVD_CLASSID;
 73:   PetscCall(PetscInfoProcessClass("svd",1,&classids[0]));
 74:   /* Process summary exclusions */
 75:   PetscCall(PetscOptionsGetString(NULL,NULL,"-log_exclude",logList,sizeof(logList),&opt));
 76:   if (opt) {
 77:     PetscCall(PetscStrInList("svd",logList,',',&pkg));
 78:     if (pkg) PetscCall(PetscLogEventDeactivateClass(SVD_CLASSID));
 79:   }
 80:   /* Register package finalizer */
 81:   PetscCall(PetscRegisterFinalize(SVDFinalizePackage));
 82:   PetscFunctionReturn(PETSC_SUCCESS);
 83: }

 85: #if defined(PETSC_HAVE_DYNAMIC_LIBRARIES)
 86: /*
 87:   PetscDLLibraryRegister - This function is called when the dynamic library
 88:   it is in is opened.

 90:   This one registers all the SVD methods that are in the basic SLEPc libslepcsvd
 91:   library.
 92:  */
 93: SLEPC_EXTERN PetscErrorCode PetscDLLibraryRegister_slepcsvd(void)
 94: {
 95:   PetscFunctionBegin;
 96:   PetscCall(SVDInitializePackage());
 97:   PetscFunctionReturn(PETSC_SUCCESS);
 98: }
 99: #endif /* PETSC_HAVE_DYNAMIC_LIBRARIES */