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.
591 lines
19 KiB
Fortran
591 lines
19 KiB
Fortran
!
|
|
!
|
|
! AMG4PSBLAS version 1.0
|
|
! Algebraic Multigrid Package
|
|
! based on PSBLAS (Parallel Sparse BLAS version 3.5)
|
|
!
|
|
! (C) Copyright 2020
|
|
!
|
|
! Salvatore Filippone
|
|
! Pasqua D'Ambra
|
|
! Fabio Durastante
|
|
!
|
|
! 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.
|
|
!
|
|
! moved here from amg4psblas-extension
|
|
!
|
|
!
|
|
! AMG4PSBLAS Extensions
|
|
!
|
|
! (C) Copyright 2019
|
|
!
|
|
! Salvatore Filippone Cranfield University
|
|
! Pasqua D'Ambra IAC-CNR, Naples, IT
|
|
!
|
|
! 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 MLD2P4 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 MLD2P4 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.
|
|
!
|
|
!
|
|
!
|
|
! File: amg_z_rkr_solver_mod.f90
|
|
!
|
|
! Module: amg_z_rkr_solver_mod
|
|
!
|
|
module amg_z_rkr_solver
|
|
|
|
use amg_z_base_solver_mod
|
|
use amg_z_prec_type
|
|
|
|
type, extends(amg_z_base_solver_type) :: amg_z_rkr_solver_type
|
|
!
|
|
logical :: global
|
|
character(len=16) :: method, kprec, sub_solve
|
|
integer(psb_ipk_) :: irst, istopc, itmax, itrace, i_sub_solve
|
|
integer(psb_ipk_) :: fillin
|
|
real(psb_dpk_) :: eps
|
|
type(amg_zprec_type) :: prec
|
|
type(psb_desc_type) :: desc_local
|
|
type(psb_zspmat_type) :: a_local
|
|
type(psb_z_vect_type) :: x_local, z_local
|
|
type(psb_zspmat_type), pointer :: a=>null()
|
|
contains
|
|
!
|
|
!
|
|
procedure, pass(sv) :: dump => z_rkr_solver_dmp
|
|
procedure, pass(sv) :: check => z_rkr_solver_check
|
|
procedure, pass(sv) :: clone => z_rkr_solver_clone
|
|
procedure, pass(sv) :: clone_settings => z_rkr_solver_clone_settings
|
|
procedure, pass(sv) :: cnv => z_rkr_solver_cnv
|
|
procedure, pass(sv) :: apply_v => amg_z_rkr_solver_apply_vect
|
|
procedure, pass(sv) :: apply_a => amg_z_rkr_solver_apply
|
|
procedure, pass(sv) :: clear_data => z_rkr_solver_clear_data
|
|
procedure, pass(sv) :: free => z_rkr_solver_free
|
|
procedure, pass(sv) :: cseti => z_rkr_solver_cseti
|
|
procedure, pass(sv) :: csetc => z_rkr_solver_csetc
|
|
procedure, pass(sv) :: csetr => z_rkr_solver_csetr
|
|
procedure, pass(sv) :: sizeof => z_rkr_solver_sizeof
|
|
procedure, pass(sv) :: get_nzeros => z_rkr_solver_get_nzeros
|
|
!procedure, nopass :: get_id => z_rkr_solver_get_id
|
|
procedure, pass(sv) :: is_global => z_rkr_solver_is_global
|
|
procedure, nopass :: is_iterative => z_rkr_solver_is_iterative
|
|
|
|
|
|
!
|
|
! These methods are specific for the new solver type
|
|
! and therefore need to be overridden
|
|
!
|
|
procedure, pass(sv) :: descr => z_rkr_solver_descr
|
|
procedure, pass(sv) :: default => z_rkr_solver_default
|
|
procedure, pass(sv) :: build => amg_z_rkr_solver_bld
|
|
procedure, nopass :: get_fmt => z_rkr_solver_get_fmt
|
|
end type amg_z_rkr_solver_type
|
|
|
|
|
|
private :: z_rkr_solver_get_fmt, z_rkr_solver_descr, z_rkr_solver_default
|
|
|
|
interface
|
|
subroutine amg_z_rkr_solver_apply_vect(alpha,sv,x,beta,y,desc_data,&
|
|
& trans,work,wv,info,init,initu)
|
|
import :: psb_desc_type, amg_z_rkr_solver_type, psb_z_vect_type, psb_dpk_, &
|
|
& psb_zspmat_type, psb_z_base_sparse_mat, psb_z_base_vect_type, psb_ipk_
|
|
implicit none
|
|
type(psb_desc_type), intent(in) :: desc_data
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
type(psb_z_vect_type),intent(inout) :: x
|
|
type(psb_z_vect_type),intent(inout) :: y
|
|
complex(psb_dpk_),intent(in) :: alpha,beta
|
|
character(len=1),intent(in) :: trans
|
|
complex(psb_dpk_),target, intent(inout) :: work(:)
|
|
type(psb_z_vect_type),intent(inout) :: wv(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character, intent(in), optional :: init
|
|
type(psb_z_vect_type),intent(inout), optional :: initu
|
|
end subroutine amg_z_rkr_solver_apply_vect
|
|
end interface
|
|
|
|
interface
|
|
subroutine amg_z_rkr_solver_apply(alpha,sv,x,beta,y,desc_data,&
|
|
& trans,work,info,init,initu)
|
|
import :: psb_desc_type, amg_z_rkr_solver_type, psb_z_vect_type, psb_dpk_, &
|
|
& psb_zspmat_type, psb_z_base_sparse_mat, psb_z_base_vect_type, psb_ipk_
|
|
implicit none
|
|
type(psb_desc_type), intent(in) :: desc_data
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
complex(psb_dpk_),intent(inout) :: x(:)
|
|
complex(psb_dpk_),intent(inout) :: y(:)
|
|
complex(psb_dpk_),intent(in) :: alpha,beta
|
|
character(len=1),intent(in) :: trans
|
|
complex(psb_dpk_),target, intent(inout) :: work(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character, intent(in), optional :: init
|
|
complex(psb_dpk_),intent(inout), optional :: initu(:)
|
|
end subroutine amg_z_rkr_solver_apply
|
|
end interface
|
|
|
|
interface
|
|
subroutine amg_z_rkr_solver_bld(a,desc_a,sv,info,b,amold,vmold,imold)
|
|
import :: psb_desc_type, amg_z_rkr_solver_type, psb_z_vect_type, psb_dpk_, &
|
|
& psb_zspmat_type, psb_z_base_sparse_mat, psb_z_base_vect_type,&
|
|
& psb_ipk_, psb_i_base_vect_type
|
|
implicit none
|
|
type(psb_zspmat_type), intent(in), target :: a
|
|
Type(psb_desc_type), Intent(inout) :: desc_a
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
integer(psb_ipk_), intent(out) :: info
|
|
type(psb_zspmat_type), intent(in), target, optional :: b
|
|
class(psb_z_base_sparse_mat), intent(in), optional :: amold
|
|
class(psb_z_base_vect_type), intent(in), optional :: vmold
|
|
class(psb_i_base_vect_type), intent(in), optional :: imold
|
|
end subroutine amg_z_rkr_solver_bld
|
|
end interface
|
|
|
|
|
|
contains
|
|
|
|
!
|
|
!
|
|
subroutine z_rkr_solver_default(sv)
|
|
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
|
|
sv%method = 'bicgstab'
|
|
sv%kprec = 'bjac'
|
|
sv%sub_solve = 'ilu'
|
|
sv%i_sub_solve = -1
|
|
sv%fillin = 1
|
|
sv%irst = 30
|
|
sv%istopc = 2
|
|
sv%itmax = 40
|
|
sv%itrace = -1
|
|
sv%eps = 1.d-6
|
|
sv%global = .false.
|
|
|
|
return
|
|
end subroutine z_rkr_solver_default
|
|
|
|
function z_rkr_solver_get_nzeros(sv) result(val)
|
|
|
|
implicit none
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(in) :: sv
|
|
integer(psb_epk_) :: val
|
|
|
|
val = sv%prec%get_nzeros()
|
|
|
|
return
|
|
end function z_rkr_solver_get_nzeros
|
|
|
|
function z_rkr_solver_sizeof(sv) result(val)
|
|
|
|
implicit none
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(in) :: sv
|
|
integer(psb_epk_) :: val
|
|
|
|
val = sv%prec%sizeof() + sv%desc_local%sizeof() + sv%a_local%sizeof()
|
|
|
|
return
|
|
end function z_rkr_solver_sizeof
|
|
|
|
|
|
subroutine z_rkr_solver_check(sv,info)
|
|
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='z_rkr_solver_check'
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
return
|
|
|
|
end subroutine z_rkr_solver_check
|
|
|
|
subroutine z_rkr_solver_cseti(sv,what,val,info,idx)
|
|
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
character(len=*), intent(in) :: what
|
|
integer(psb_ipk_), intent(in) :: val
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_), intent(in), optional :: idx
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='z_rkr_solver_cseti'
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
|
|
select case(psb_toupper(trim(what)))
|
|
case('RKR_IRST')
|
|
sv%irst = val
|
|
case('RKR_ISTOPC')
|
|
sv%istopc = val
|
|
case('RKR_ITMAX')
|
|
sv%itmax = val
|
|
case('RKR_ITRACE')
|
|
sv%itrace = val
|
|
case('RKR_SUB_SOLVE')
|
|
sv%i_sub_solve = val
|
|
case('RKR_FILLIN')
|
|
sv%fillin = val
|
|
case default
|
|
call sv%amg_z_base_solver_type%set(what,val,info,idx=idx)
|
|
end select
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
return
|
|
end subroutine z_rkr_solver_cseti
|
|
|
|
subroutine z_rkr_solver_csetc(sv,what,val,info,idx)
|
|
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
character(len=*), intent(in) :: what
|
|
character(len=*), intent(in) :: val
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_), intent(in), optional :: idx
|
|
integer(psb_ipk_) :: err_act, ival
|
|
character(len=20) :: name='z_rkr_solver_csetc'
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
|
|
|
|
select case(psb_toupper(trim(what)))
|
|
case('RKR_METHOD')
|
|
sv%method = psb_toupper(trim(val))
|
|
case('RKR_KPREC')
|
|
sv%kprec = psb_toupper(trim(val))
|
|
case('RKR_SUB_SOLVE')
|
|
sv%sub_solve = psb_toupper(trim(val))
|
|
case('RKR_GLOBAL')
|
|
select case(psb_toupper(trim(val)))
|
|
case('LOCAL','FALSE')
|
|
sv%global = .false.
|
|
case('GLOBAL','TRUE')
|
|
sv%global =.true.
|
|
end select
|
|
case default
|
|
call sv%amg_z_base_solver_type%set(what,val,info,idx=idx)
|
|
end select
|
|
|
|
|
|
if (info /= psb_success_) then
|
|
info = psb_err_from_subroutine_
|
|
call psb_errpush(info, name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
return
|
|
end subroutine z_rkr_solver_csetc
|
|
|
|
subroutine z_rkr_solver_csetr(sv,what,val,info,idx)
|
|
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
character(len=*), intent(in) :: what
|
|
real(psb_dpk_), intent(in) :: val
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_), intent(in), optional :: idx
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='z_rkr_solver_csetr'
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
select case(psb_toupper(what))
|
|
case('RKR_EPS')
|
|
sv%eps = val
|
|
case default
|
|
call sv%amg_z_base_solver_type%set(what,val,info,idx=idx)
|
|
end select
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
return
|
|
end subroutine z_rkr_solver_csetr
|
|
|
|
subroutine z_rkr_solver_clear_data(sv,info)
|
|
use psb_base_mod, only : psb_exit
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
type(psb_ctxt_type) :: l_ctxt
|
|
character(len=20) :: name='z_rkr_solver_free'
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
call sv%prec%free(info)
|
|
call sv%a_local%free()
|
|
call sv%x_local%free(info)
|
|
call sv%z_local%free(info)
|
|
if ((.not.sv%global).and.sv%desc_local%is_ok()) then
|
|
l_ctxt=sv%desc_local%get_context()
|
|
call psb_exit(l_ctxt,close=.false.)
|
|
end if
|
|
call sv%desc_local%free(info)
|
|
nullify(sv%a)
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
end subroutine z_rkr_solver_clear_data
|
|
|
|
|
|
subroutine z_rkr_solver_free(sv,info)
|
|
use psb_base_mod, only : psb_exit
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
type(psb_ctxt_type) :: l_ctxt
|
|
character(len=20) :: name='z_rkr_solver_free'
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
call sv%clear_data(info)
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
end subroutine z_rkr_solver_free
|
|
|
|
function z_rkr_solver_get_fmt() result(val)
|
|
implicit none
|
|
character(len=32) :: val
|
|
|
|
val = "RKR solver"
|
|
end function z_rkr_solver_get_fmt
|
|
|
|
subroutine z_rkr_solver_descr(sv,info,iout,coarse)
|
|
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(in) :: sv
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_), intent(in), optional :: iout
|
|
logical, intent(in), optional :: coarse
|
|
|
|
! Local variables
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20), parameter :: name='amg_z_rkr_solver_descr'
|
|
integer(psb_ipk_) :: iout_
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
if (present(iout)) then
|
|
iout_ = iout
|
|
else
|
|
iout_ = psb_out_unit
|
|
endif
|
|
|
|
if (sv%global) then
|
|
write(iout_,*) ' Recursive Krylov solver (global)'
|
|
else
|
|
write(iout_,*) ' Recursive Krylov solver (local) '
|
|
end if
|
|
write(iout_,*) ' method: ',sv%method
|
|
write(iout_,*) ' kprec: ',sv%kprec
|
|
if (sv%i_sub_solve > 0) then
|
|
write(iout_,*) ' sub_solve: ',amg_fact_names(sv%i_sub_solve)
|
|
else
|
|
write(iout_,*) ' sub_solve: ',sv%sub_solve
|
|
end if
|
|
write(iout_,*) ' itmax: ',sv%itmax
|
|
write(iout_,*) ' eps: ',sv%eps
|
|
write(iout_,*) ' fillin: ',sv%fillin
|
|
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
return
|
|
end subroutine z_rkr_solver_descr
|
|
|
|
subroutine z_rkr_solver_cnv(sv,info,amold,vmold,imold)
|
|
implicit none
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
integer(psb_ipk_), intent(out) :: info
|
|
class(psb_z_base_sparse_mat), intent(in), optional :: amold
|
|
class(psb_z_base_vect_type), intent(in), optional :: vmold
|
|
class(psb_i_base_vect_type), intent(in), optional :: imold
|
|
|
|
call sv%prec%cnv(info,amold=amold,vmold=vmold,imold=imold)
|
|
|
|
end subroutine z_rkr_solver_cnv
|
|
|
|
subroutine z_rkr_solver_clone(sv,svout,info)
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
class(amg_z_base_solver_type), allocatable, intent(inout) :: svout
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
info = psb_success_
|
|
|
|
call svout%free(info)
|
|
allocate(svout,stat=info,mold=sv)
|
|
select type(so=>svout)
|
|
class is(amg_z_rkr_solver_type)
|
|
so%method = sv%method
|
|
so%kprec = sv%kprec
|
|
so%sub_solve = sv%sub_solve
|
|
so%i_sub_solve = sv%i_sub_solve
|
|
so%fillin = sv%fillin
|
|
so%irst = sv%irst
|
|
so%istopc = sv%istopc
|
|
so%itmax = sv%itmax
|
|
so%itrace = sv%itrace
|
|
so%global = sv%global
|
|
so%eps = sv%eps
|
|
call sv%a_local%clone(so%a_local,info)
|
|
call sv%desc_local%clone(so%desc_local,info)
|
|
call sv%prec%clone(so%prec,info)
|
|
class default
|
|
info = psb_err_internal_error_
|
|
end select
|
|
|
|
end subroutine z_rkr_solver_clone
|
|
|
|
|
|
subroutine z_rkr_solver_clone_settings(sv,svout,info)
|
|
Implicit None
|
|
|
|
! Arguments
|
|
class(amg_z_rkr_solver_type), intent(inout) :: sv
|
|
class(amg_z_base_solver_type), intent(inout) :: svout
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
info = psb_success_
|
|
|
|
select type(so=>svout)
|
|
class is(amg_z_rkr_solver_type)
|
|
so%method = sv%method
|
|
so%kprec = sv%kprec
|
|
so%sub_solve = sv%sub_solve
|
|
so%i_sub_solve = sv%i_sub_solve
|
|
so%fillin = sv%fillin
|
|
so%irst = sv%irst
|
|
so%istopc = sv%istopc
|
|
so%itmax = sv%itmax
|
|
so%itrace = sv%itrace
|
|
so%global = sv%global
|
|
so%eps = sv%eps
|
|
class default
|
|
info = psb_err_internal_error_
|
|
end select
|
|
|
|
end subroutine z_rkr_solver_clone_settings
|
|
|
|
subroutine z_rkr_solver_dmp(sv,desc,level,info,prefix,head,solver,global_num)
|
|
implicit none
|
|
class(amg_z_rkr_solver_type), intent(in) :: sv
|
|
type(psb_desc_type), intent(in) :: desc
|
|
integer(psb_ipk_), intent(in) :: level
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character(len=*), intent(in), optional :: prefix, head
|
|
logical, optional, intent(in) :: solver, global_num
|
|
|
|
|
|
call sv%prec%dump(info,prefix=prefix,head=head)
|
|
|
|
end subroutine z_rkr_solver_dmp
|
|
!
|
|
! Notify whether RKR is used as a global solver
|
|
!
|
|
function z_rkr_solver_is_global(sv) result(val)
|
|
implicit none
|
|
class(amg_z_rkr_solver_type), intent(in) :: sv
|
|
logical :: val
|
|
|
|
val = (sv%global)
|
|
end function z_rkr_solver_is_global
|
|
!
|
|
function z_rkr_solver_is_iterative() result(val)
|
|
implicit none
|
|
logical :: val
|
|
|
|
val = .true.
|
|
end function z_rkr_solver_is_iterative
|
|
|
|
end module amg_z_rkr_solver
|