mirror of
https://github.com/sfilippone/psblas3.git
synced 2026-10-19 12:22:10 +00:00
Salvatore Filippone
feeb610418
Reworked preconditioner stuff. Currently contains some debug statements. base/modules/psb_c_mat_mod.f03 base/modules/psb_d_base_mat_mod.f03 base/modules/psb_d_mat_mod.f03 base/modules/psb_error_mod.F90 base/serial/f03/psb_d_csr_impl.f03 base/serial/f03/psb_s_csr_impl.f03 base/tools/psb_cspasb.f90 base/tools/psb_dspasb.f90 prec/Makefile prec/psb_c_bjacprec.f03 prec/psb_c_diagprec.f03 prec/psb_c_nullprec.f03 prec/psb_cbjac_aply.f90 prec/psb_cbjac_bld.f90 prec/psb_cdiagsc_bld.f90 prec/psb_cgprec_aply.f90 prec/psb_cilu_fct.f90 prec/psb_cprc_aply.f90 prec/psb_cprecbld.f90 prec/psb_cprecinit.f90 prec/psb_cprecset.f90 prec/psb_d_bjacprec.f03 prec/psb_dbjac_aply.f90 prec/psb_dbjac_bld.f90 prec/psb_ddiagsc_bld.f90 prec/psb_dgprec_aply.f90 prec/psb_dprc_aply.f90 prec/psb_dprecbld.f90 prec/psb_dprecinit.f90 prec/psb_dprecset.f90 prec/psb_prec_type.f03 prec/psb_s_bjacprec.f03 prec/psb_s_diagprec.f03 prec/psb_s_nullprec.f03 prec/psb_sbjac_aply.f90 prec/psb_sbjac_bld.f90 prec/psb_sdiagsc_bld.f90 prec/psb_sgprec_aply.f90 prec/psb_silu_fct.f90 prec/psb_sprc_aply.f90 prec/psb_sprecbld.f90 prec/psb_sprecinit.f90 prec/psb_sprecset.f90 prec/psb_z_bjacprec.f03 prec/psb_z_diagprec.f03 prec/psb_z_nullprec.f03 prec/psb_zbjac_aply.f90 prec/psb_zbjac_bld.f90 prec/psb_zdiagsc_bld.f90 prec/psb_zgprec_aply.f90 prec/psb_zilu_fct.f90 prec/psb_zprc_aply.f90 prec/psb_zprecbld.f90 prec/psb_zprecinit.f90 prec/psb_zprecset.f90 test/fileread/runs/cfs.inp test/fileread/runs/dfs.inp test/fileread/runs/zfs.inp test/pargen/Makefile test/pargen/runs/ppde.inp util/psb_mat_dist_mod.f90
71 lines
2.8 KiB
Fortran
71 lines
2.8 KiB
Fortran
!!$
|
|
!!$ Parallel Sparse BLAS version 2.2
|
|
!!$ (C) Copyright 2006/2007/2008
|
|
!!$ Salvatore Filippone University of Rome Tor Vergata
|
|
!!$ Alfredo Buttari University of Rome Tor Vergata
|
|
!!$
|
|
!!$ Redistribution and use in source and binary forms, with or without
|
|
!!$ modification, are permitted provided that the following conditions
|
|
!!$ are met:
|
|
!!$ 1. Redistributions of source code must retain the above copyright
|
|
!!$ notice, this list of conditions and the following disclaimer.
|
|
!!$ 2. Redistributions in binary form must reproduce the above copyright
|
|
!!$ notice, this list of conditions, and the following disclaimer in the
|
|
!!$ documentation and/or other materials provided with the distribution.
|
|
!!$ 3. The name of the PSBLAS group or the names of its contributors may
|
|
!!$ not be used to endorse or promote products derived from this
|
|
!!$ software without specific written permission.
|
|
!!$
|
|
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
|
|
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
!!$ POSSIBILITY OF SUCH DAMAGE.
|
|
!!$
|
|
!!$
|
|
subroutine psb_dprecinit(p,ptype,info)
|
|
|
|
use psb_base_mod
|
|
use psb_prec_mod, psb_protect_name => psb_dprecinit
|
|
use psb_d_nullprec
|
|
use psb_d_diagprec
|
|
use psb_d_bjacprec
|
|
implicit none
|
|
type(psb_dprec_type), intent(inout) :: p
|
|
character(len=*), intent(in) :: ptype
|
|
integer, intent(out) :: info
|
|
|
|
info = 0
|
|
|
|
if (allocated(p%prec) ) then
|
|
call p%prec%precfree(info)
|
|
if (info == 0) deallocate(p%prec,stat=info)
|
|
if (info /= 0) return
|
|
end if
|
|
|
|
select case(psb_toupper(ptype(1:len_trim(ptype))))
|
|
case ('NONE','NOPREC')
|
|
|
|
allocate(psb_d_null_prec_type :: p%prec, stat=info)
|
|
|
|
case ('DIAG')
|
|
allocate(psb_d_diag_prec_type :: p%prec, stat=info)
|
|
|
|
case ('BJAC')
|
|
allocate(psb_d_bjac_prec_type :: p%prec, stat=info)
|
|
|
|
case default
|
|
write(0,*) 'Unknown preconditioner type request "',ptype,'"'
|
|
info = 2
|
|
|
|
end select
|
|
if (info == 0) call p%prec%precinit(info)
|
|
|
|
end subroutine psb_dprecinit
|