libelmer-dev 6.1.0.svn.5396.dfsg-2ubuntu1 / usr / include / huti_fdefs.h

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! Fortran preprocessor definitons for HUTIter library
!
! $Id: huti_fdefs.h,v 1.1.1.1 1998/07/31 10:19:12 jim Exp $

#ifndef _H_HUTI_FDEFS
#define _H_HUTI_FDEFS

! HUTI defaults

#define HUTI_DFLTMAXIT 5000
#define HUTI_DFLTTOLERANCE 0.000001
#define HUTI_DFLTDBUGLVL 0
#define HUTI_DFLTPROCS 1
#define HUTI_EPSILON 1.17549435E-38

! HUTI status flags

#define HUTI_OK 0
#define HUTI_CONVERGENCE 1
#define HUTI_MAXITER 2

! QMR method

#define HUTI_QMR_RHO_PSI 10
#define HUTI_QMR_DELTA 11
#define HUTI_QMR_EPSILON 12
#define HUTI_QMR_BETA 13
#define HUTI_QMR_GAMMA 14

! CG method

#define HUTI_CG_RHO 20

! CGS method

#define HUTI_CGS_RHO 25

! TFQMR method

#define HUTI_TFQMR_RHO 30

! BiCGSTAB method

#define HUTI_BICGSTAB_RHO 35
#define HUTI_BICGSTAB_SNORM 36
#define HUTI_BICGSTAB_OMEGA 37

! GMRES method

#define HUTI_GMRES_ALPHA 40
#define HUTI_GMRES_BETA 41

! BiCGSTAB(2) method

#define HUTI_BICGSTAB_2_RHO 45

! HUTI debug levels

#define HUTI_NO_DEBUG 0
#define HUTI_ITEROUTPUT 1

! Initial X for solvers

#define HUTI_RANDOMX 0
#define HUTI_USERSUPPLIEDX 1

! Matrix type in external operations

#define HUTI_MAT_NOTTRPSED 0
#define HUTI_MAT_TRPSED 1

! Storage allocation for various methods

#define HUTI_CG_WORKSIZE 4
#define HUTI_CGS_WORKSIZE 7
#define HUTI_BICGSTAB_WORKSIZE 8
#define HUTI_QMR_WORKSIZE 14
#define HUTI_TFQMR_WORKSIZE 10
#define HUTI_GMRES_WORKSIZE 7
#define HUTI_BICGSTAB_2_WORKSIZE 8

! Different stopping criteria

#define HUTI_TRUERESIDUAL 0
#define HUTI_TRESID_SCALED_BYB 1
#define HUTI_PSEUDORESIDUAL 2
#define HUTI_PRESID_SCALED_BYB 3
#define HUTI_PRESID_SCALED_BYPRECB 4
#define HUTI_XDIFF_NORM 5
#define HUTI_UPPERB_STOPC 6
#define HUTI_USUPPLIED_STOPC 10

!
! HUTI ipar structure (used for various parameters)
!

#define HUTI_IPAR_DFLTSIZE 50

! Input parameters supplied by user or by initialization
!
! General parameters (1-9)

#define HUTI_IPAR_LEN ipar(1)
#define HUTI_DPAR_LEN ipar(2)
#define HUTI_NDIM ipar(3)
#define HUTI_WRKDIM ipar(4)
#define HUTI_DBUGLVL ipar(5)
#define HUTI_EXTOP_MATTYPE ipar(6)

! Iteration parameters (10-19)

#define HUTI_MAXIT ipar(10)
#define HUTI_STOPC ipar(12)
#define HUTI_PCOND ipar(13)
#define HUTI_INITIALX ipar(14)
#define HUTI_GMRES_RESTART ipar(15)

! Parallel environment parameters (20-29)

#define HUTI_MYPROC ipar(20)
#define HUTI_PROCS ipar(21)

!
! Output parameters (30-39)
!

#define HUTI_INFO ipar(30)
#define HUTI_ITERS ipar(31)

!
! HUTI dpar structure (used for various parameters)
!

#define HUTI_DPAR_DFLTSIZE 10

! Input parameters supplied by user

#define HUTI_TOLERANCE dpar(1)

!  
! End of definitions
!

#endif

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