Actual source code: blzpackp.h
1: /*
2: Private data structure used by the BLZPACK interface
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5: SLEPc - Scalable Library for Eigenvalue Problem Computations
6: Copyright (c) 2002-2011, Universitat Politecnica de Valencia, Spain
7:
8: This file is part of SLEPc.
9:
10: SLEPc is free software: you can redistribute it and/or modify it under the
11: terms of version 3 of the GNU Lesser General Public License as published by
12: the Free Software Foundation.
13:
14: SLEPc is distributed in the hope that it will be useful, but WITHOUT ANY
15: WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
16: FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
17: more details.
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19: You should have received a copy of the GNU Lesser General Public License
20: along with SLEPc. If not, see <http://www.gnu.org/licenses/>.
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22: */
27: typedef struct {
28: PetscBLASInt block_size; /* block size */
29: PetscBLASInt slice; /* use spectrum slicing */
30: PetscBLASInt nsteps; /* maximum number of steps per run */
31: PetscBLASInt *istor;
32: PetscReal *rstor;
33: PetscScalar *u;
34: PetscScalar *v;
35: PetscScalar *eig;
36: } EPS_BLZPACK;
38: /*
39: Definition of routines from the BLZPACK package
40: */
42: #if defined(SLEPC_BLZPACK_HAVE_UNDERSCORE)
43: #define SLEPC_BLZPACK(lcase,ucase) lcase##_
44: #elif defined(SLEPC_BLZPACK_HAVE_CAPS)
45: #define SLEPC_BLZPACK(lcase,ucase) ucase
46: #else
47: #define SLEPC_BLZPACK(lcase,ucase) lcase
48: #endif
50: /*
51: These are real case, current version of BLZPACK only supports real
52: matrices
53: */
55: #if defined(PETSC_USE_SINGLE)
56: /*
57: For these machines we must call the single precision Fortran version
58: */
59: #define BLZpack_ SLEPC_BLZPACK(blzdrs,BLZDRS)
60: #else
61: #define BLZpack_ SLEPC_BLZPACK(blzdrd,BLZDRD)
62: #endif
64: #define BLZistorr_ SLEPC_BLZPACK(istorr,ISTORR)
65: #define BLZrstorr_ SLEPC_BLZPACK(rstorr,RSTORR)
70: PetscScalar*,PetscBLASInt*,PetscBLASInt*,PetscScalar*,PetscScalar*);
77: #endif