!
!
! AMG4PSBLAS version 1.0
! Algebraic Multigrid Package
! based on PSBLAS (Parallel Sparse BLAS version 3.7)
!
! (C) Copyright 2021
!
! 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.
!
!
!
!
!
!
module amg_d_invt_solver
use amg_d_base_solver_mod
use amg_d_base_ainv_mod
use psb_base_mod, only : psb_d_vect_type
type, extends(amg_d_base_ainv_solver_type) :: amg_d_invt_solver_type
integer(psb_ipk_) :: fill_in, inv_fill
real(psb_dpk_) :: thresh, inv_thresh
contains
procedure, pass(sv) :: check => amg_d_invt_solver_check
procedure, pass(sv) :: clone => amg_d_invt_solver_clone
procedure, pass(sv) :: build => amg_d_invt_solver_bld
procedure, pass(sv) :: cseti => amg_d_invt_solver_cseti
procedure, pass(sv) :: csetr => amg_d_invt_solver_csetr
procedure, pass(sv) :: descr => amg_d_invt_solver_descr
procedure, pass(sv) :: default => d_invt_solver_default
end type amg_d_invt_solver_type
private :: d_invt_solver_default
interface
subroutine amg_d_invt_solver_clone(sv,svout,info)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& amg_d_base_solver_type, psb_dpk_, amg_d_invt_solver_type, psb_ipk_
Implicit None
class(amg_d_invt_solver_type), intent(inout) :: sv
class(amg_d_base_solver_type), allocatable, intent(inout) :: svout
integer(psb_ipk_), intent(out) :: info
end subroutine amg_d_invt_solver_clone
end interface
interface
subroutine amg_d_invt_solver_bld(a,desc_a,sv,info,b,amold,vmold,imold)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_,&
& amg_d_invt_solver_type, psb_i_base_vect_type, psb_ipk_
Implicit None
! Arguments
type(psb_dspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(inout) :: desc_a
class(amg_d_invt_solver_type), intent(inout) :: sv
integer(psb_ipk_), intent(out) :: info
type(psb_dspmat_type), intent(in), target, optional :: b
class(psb_d_base_sparse_mat), intent(in), optional :: amold
class(psb_d_base_vect_type), intent(in), optional :: vmold
class(psb_i_base_vect_type), intent(in), optional :: imold
end subroutine amg_d_invt_solver_bld
end interface
interface
subroutine amg_d_invt_solver_check(sv,info)
import :: amg_d_invt_solver_type, psb_ipk_
Implicit None
! Arguments
class(amg_d_invt_solver_type), intent(inout) :: sv
integer(psb_ipk_), intent(out) :: info
end subroutine amg_d_invt_solver_check
end interface
interface
subroutine amg_d_invt_solver_cseti(sv,what,val,info,idx)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, psb_ipk_,&
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, amg_d_invt_solver_type
Implicit None
! Arguments
class(amg_d_invt_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
end subroutine amg_d_invt_solver_cseti
end interface
interface
subroutine amg_d_invt_solver_csetr(sv,what,val,info,idx)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, psb_ipk_,&
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, amg_d_invt_solver_type
Implicit None
! Arguments
class(amg_d_invt_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
end subroutine amg_d_invt_solver_csetr
end interface
interface
subroutine amg_d_invt_solver_descr(sv,info,iout,coarse)
import :: psb_dpk_, amg_d_invt_solver_type, psb_ipk_
Implicit None
! Arguments
class(amg_d_invt_solver_type), intent(in) :: sv
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_), intent(in), optional :: iout
logical, intent(in), optional :: coarse
end subroutine amg_d_invt_solver_descr
end interface
contains
subroutine d_invt_solver_default(sv)
!use psb_base_mod
Implicit None
! Arguments
class(amg_d_invt_solver_type), intent(inout) :: sv
sv%fill_in = 0
sv%inv_fill = 0
sv%thresh = dzero
sv%inv_thresh = dzero
return
end subroutine d_invt_solver_default
end module amg_d_invt_solver