Actual source code: rgimpl.h

slepc-3.7.3 2016-09-29
Report Typos and Errors
  1: /*
  2:    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
  3:    SLEPc - Scalable Library for Eigenvalue Problem Computations
  4:    Copyright (c) 2002-2016, Universitat Politecnica de Valencia, Spain

  6:    This file is part of SLEPc.

  8:    SLEPc is free software: you can redistribute it and/or modify it under  the
  9:    terms of version 3 of the GNU Lesser General Public License as published by
 10:    the Free Software Foundation.

 12:    SLEPc  is  distributed in the hope that it will be useful, but WITHOUT  ANY
 13:    WARRANTY;  without even the implied warranty of MERCHANTABILITY or  FITNESS
 14:    FOR  A  PARTICULAR PURPOSE. See the GNU Lesser General Public  License  for
 15:    more details.

 17:    You  should have received a copy of the GNU Lesser General  Public  License
 18:    along with SLEPc. If not, see <http://www.gnu.org/licenses/>.
 19:    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 20: */

 22: #if !defined(_RGIMPL)
 23: #define _RGIMPL

 25: #include <slepcrg.h>
 26: #include <slepc/private/slepcimpl.h>

 28: PETSC_EXTERN PetscBool RGRegisterAllCalled;
 29: PETSC_EXTERN PetscErrorCode RGRegisterAll(void);

 31: typedef struct _RGOps *RGOps;

 33: struct _RGOps {
 34:   PetscErrorCode (*istrivial)(RG,PetscBool*);
 35:   PetscErrorCode (*computecontour)(RG,PetscInt,PetscScalar*,PetscScalar*);
 36:   PetscErrorCode (*checkinside)(RG,PetscReal,PetscReal,PetscInt*);
 37:   PetscErrorCode (*setfromoptions)(PetscOptionItems*,RG);
 38:   PetscErrorCode (*view)(RG,PetscViewer);
 39:   PetscErrorCode (*destroy)(RG);
 40: };

 42: struct _p_RG {
 43:   PETSCHEADER(struct _RGOps);
 44:   PetscBool   complement;    /* region is the complement of the specified one */
 45:   PetscReal   sfactor;       /* scaling factor */
 46:   PetscReal   osfactor;      /* old scaling factor, before RGPushScale */
 47:   void        *data;
 48: };

 50: /* show an inf instead of PETSC_MAX_REAL */
 51: #define RGShowReal(r) (double)((PetscAbsReal(r)>=PETSC_MAX_REAL)?10*(r):(r))

 53: #endif