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/nepimpl.h>

 13: static PetscBool NEPPackageInitialized = PETSC_FALSE;

 15: const char *NEPErrorTypes[] = {"ABSOLUTE","RELATIVE","BACKWARD","NEPErrorType","NEP_ERROR_",NULL};
 16: const char *NEPRefineTypes[] = {"NONE","SIMPLE","MULTIPLE","NEPRefine","NEP_REFINE_",NULL};
 17: const char *NEPRefineSchemes[] = {"","SCHUR","MBE","EXPLICIT","NEPRefineScheme","NEP_REFINE_SCHEME_",NULL};
 18: const char *NEPCISSExtractions[] = {"RITZ","HANKEL","CAA","NEPCISSExtraction","NEP_CISS_EXTRACTION_",NULL};
 19: const char *const NEPConvergedReasons_Shifted[] = {"DIVERGED_SUBSPACE_EXHAUSTED","DIVERGED_LINEAR_SOLVE","","DIVERGED_BREAKDOWN","DIVERGED_ITS","CONVERGED_ITERATING","CONVERGED_TOL","CONVERGED_USER","NEPConvergedReason","NEP_",NULL};
 20: const char *const*NEPConvergedReasons = NEPConvergedReasons_Shifted + 5;

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

 26:    Level: developer

 28: .seealso: SlepcFinalize()
 29: @*/
 30: PetscErrorCode NEPFinalizePackage(void)
 31: {
 32:   PetscFunctionBegin;
 33:   PetscCall(PetscFunctionListDestroy(&NEPList));
 34:   PetscCall(PetscFunctionListDestroy(&NEPMonitorList));
 35:   PetscCall(PetscFunctionListDestroy(&NEPMonitorCreateList));
 36:   PetscCall(PetscFunctionListDestroy(&NEPMonitorDestroyList));
 37:   NEPPackageInitialized       = PETSC_FALSE;
 38:   NEPRegisterAllCalled        = PETSC_FALSE;
 39:   NEPMonitorRegisterAllCalled = PETSC_FALSE;
 40:   PetscFunctionReturn(PETSC_SUCCESS);
 41: }

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

 48:    Level: developer

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

 58:   PetscFunctionBegin;
 59:   if (NEPPackageInitialized) PetscFunctionReturn(PETSC_SUCCESS);
 60:   NEPPackageInitialized = PETSC_TRUE;
 61:   /* Register Classes */
 62:   PetscCall(PetscClassIdRegister("NEP Solver",&NEP_CLASSID));
 63:   /* Register Constructors */
 64:   PetscCall(NEPRegisterAll());
 65:   /* Register Monitors */
 66:   PetscCall(NEPMonitorRegisterAll());
 67:   /* Register Events */
 68:   PetscCall(PetscLogEventRegister("NEPSetUp",NEP_CLASSID,&NEP_SetUp));
 69:   PetscCall(PetscLogEventRegister("NEPSolve",NEP_CLASSID,&NEP_Solve));
 70:   PetscCall(PetscLogEventRegister("NEPRefine",NEP_CLASSID,&NEP_Refine));
 71:   PetscCall(PetscLogEventRegister("NEPFunctionEval",NEP_CLASSID,&NEP_FunctionEval));
 72:   PetscCall(PetscLogEventRegister("NEPJacobianEval",NEP_CLASSID,&NEP_JacobianEval));
 73:   PetscCall(PetscLogEventRegister("NEPResolvent",NEP_CLASSID,&NEP_Resolvent));
 74:   PetscCall(PetscLogEventRegister("NEPCISS_SVD",NEP_CLASSID,&NEP_CISS_SVD));
 75:   /* Process Info */
 76:   classids[0] = NEP_CLASSID;
 77:   PetscCall(PetscInfoProcessClass("nep",1,&classids[0]));
 78:   /* Process summary exclusions */
 79:   PetscCall(PetscOptionsGetString(NULL,NULL,"-log_exclude",logList,sizeof(logList),&opt));
 80:   if (opt) {
 81:     PetscCall(PetscStrInList("nep",logList,',',&pkg));
 82:     if (pkg) PetscCall(PetscLogEventDeactivateClass(NEP_CLASSID));
 83:   }
 84:   /* Register package finalizer */
 85:   PetscCall(PetscRegisterFinalize(NEPFinalizePackage));
 86:   PetscFunctionReturn(PETSC_SUCCESS);
 87: }

 89: #if defined(PETSC_HAVE_DYNAMIC_LIBRARIES)
 90: /*
 91:   PetscDLLibraryRegister - This function is called when the dynamic library
 92:   it is in is opened.

 94:   This one registers all the NEP methods that are in the basic SLEPc libslepcnep
 95:   library.
 96:  */
 97: SLEPC_EXTERN PetscErrorCode PetscDLLibraryRegister_slepcnep(void)
 98: {
 99:   PetscFunctionBegin;
100:   PetscCall(NEPInitializePackage());
101:   PetscFunctionReturn(PETSC_SUCCESS);
102: }
103: #endif /* PETSC_HAVE_DYNAMIC_LIBRARIES */