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.
amg4psblas/amgprec/impl/smoother/amg_d_poly_smoother_clone.f90

91 lines
3.1 KiB
Fortran

!
!
! AMG4PSBLAS version 1.0
! Algebraic Multigrid Package
! based on PSBLAS (Parallel Sparse BLAS version 3.7)
!
! (C) Copyright 2021
!
! Salvatore Filippone
! Pasqua D'Ambra
! Daniela di Serafino
!
! 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 AMG4PSBLAS 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 AMG4PSBLAS 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 amg_d_poly_smoother_clone(sm,smout,info)
use psb_base_mod
use amg_d_poly_smoother, amg_protect_name => amg_d_poly_smoother_clone
Implicit None
! Arguments
class(amg_d_poly_smoother_type), intent(inout) :: sm
class(amg_d_base_smoother_type), allocatable, intent(inout) :: smout
integer(psb_ipk_), intent(out) :: info
! Local variables
integer(psb_ipk_) :: err_act
info=psb_success_
call psb_erractionsave(err_act)
if (allocated(smout)) then
call smout%free(info)
if (info == psb_success_) deallocate(smout, stat=info)
end if
if (info == psb_success_) &
& allocate(amg_d_poly_smoother_type :: smout, stat=info)
if (info /= 0) then
info = psb_err_alloc_dealloc_
goto 9999
end if
select type(smo => smout)
type is (amg_d_poly_smoother_type)
smo%pdegree = sm%pdegree
smo%rho_ba = sm%rho_ba
smo%poly_beta = sm%poly_beta
smo%pa => sm%pa
if ((info==psb_success_).and.(allocated(sm%sv))) then
allocate(smout%sv,mold=sm%sv,stat=info)
if (info == psb_success_) call sm%sv%clone(smo%sv,info)
end if
class default
info = psb_err_internal_error_
end select
if (info /= 0) goto 9999
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(err_act)
return
end subroutine amg_d_poly_smoother_clone