You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
102 lines
3.7 KiB
Fortran
102 lines
3.7 KiB
Fortran
!!$
|
|
!!$
|
|
!!$ MD2P4
|
|
!!$ Multilevel Domain Decomposition Parallel Preconditioner Package for PSBLAS
|
|
!!$ for
|
|
!!$ Parallel Sparse BLAS v2.0
|
|
!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
|
|
!!$ Alfredo Buttari University of Rome Tor Vergata
|
|
!!$ Daniela di Serafino Second University of Naples
|
|
!!$ Pasqua D'Ambra ICAR-CNR
|
|
!!$
|
|
!!$ 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 MD2P4 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 MD2P4 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 mld_daggrmat_asb(a,desc_a,ac,desc_ac,p,info)
|
|
use psb_base_mod
|
|
use mld_prec_mod, mld_protect_name => mld_daggrmat_asb
|
|
|
|
implicit none
|
|
|
|
type(psb_dspmat_type), intent(in), target :: a
|
|
type(mld_dbaseprc_type), intent(inout), target :: p
|
|
type(psb_dspmat_type), intent(inout), target :: ac
|
|
type(psb_desc_type), intent(in) :: desc_a
|
|
type(psb_desc_type), intent(inout) :: desc_ac
|
|
integer, intent(out) :: info
|
|
|
|
logical, parameter :: aggr_dump=.false.
|
|
integer ::ictxt,np,me, err_act, icomm
|
|
character(len=20) :: name, ch_err
|
|
|
|
name='mld_aggrmat_asb'
|
|
if(psb_get_errstatus().ne.0) return
|
|
info=0
|
|
call psb_erractionsave(err_act)
|
|
|
|
ictxt = psb_cd_get_context(desc_a)
|
|
icomm = psb_cd_get_mpic(desc_a)
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
select case (p%iprcparm(aggr_kind_))
|
|
case (no_smooth_)
|
|
|
|
call mld_aggrmat_raw_asb(a,desc_a,ac,desc_ac,p,info)
|
|
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='raw_aggregate')
|
|
goto 9999
|
|
end if
|
|
if (aggr_dump) call psb_csprt(90+me,ac,head='% Raw aggregate.')
|
|
|
|
case(smooth_prol_,biz_prol_)
|
|
if (aggr_dump) call psb_csprt(70+me,a,head='% Input matrix')
|
|
call mld_aggrmat_smth_asb(a,desc_a,ac,desc_ac,p,info)
|
|
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='smooth_aggregate')
|
|
goto 9999
|
|
end if
|
|
if (aggr_dump) call psb_csprt(90+me,ac,head='% Smooth aggregate.')
|
|
case default
|
|
call psb_errpush(4010,name,a_err=name)
|
|
goto 9999
|
|
|
|
end select
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
if (err_act.eq.psb_act_abort_) then
|
|
call psb_error()
|
|
return
|
|
end if
|
|
return
|
|
|
|
end subroutine mld_daggrmat_asb
|