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93 lines
3.4 KiB
Fortran
93 lines
3.4 KiB
Fortran
!
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!
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! AMG4PSBLAS version 1.0
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! Algebraic Multigrid Package
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! based on PSBLAS (Parallel Sparse BLAS version 3.7)
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!
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! (C) Copyright 2021
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!
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! Salvatore Filippone
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! Pasqua D'Ambra
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! Daniela di Serafino
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions
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! are met:
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! 1. Redistributions of source code must retain the above copyright
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! notice, this list of conditions and the following disclaimer.
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! 2. Redistributions in binary form must reproduce the above copyright
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! notice, this list of conditions, and the following disclaimer in the
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! documentation and/or other materials provided with the distribution.
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! 3. The name of the AMG4PSBLAS group or the names of its contributors may
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! not be used to endorse or promote products derived from this
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! software without specific written permission.
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!
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! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
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! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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! POSSIBILITY OF SUCH DAMAGE.
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!
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!
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subroutine amg_d_poly_smoother_cseti(sm,what,val,info,idx)
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use psb_base_mod
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use amg_d_poly_smoother, amg_protect_nam => amg_d_poly_smoother_cseti
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Implicit None
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! Arguments
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class(amg_d_poly_smoother_type), intent(inout) :: sm
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character(len=*), intent(in) :: what
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integer(psb_ipk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(in), optional :: idx
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='d_poly_smoother_cseti'
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info = psb_success_
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call psb_erractionsave(err_act)
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select case(psb_toupper(what))
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case('POLY_DEGREE')
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sm%pdegree = val
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case('POLY_VARIANT')
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select case(val)
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case(amg_cheb_4_,amg_cheb_4_opt_,amg_cheb_1_opt_)
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sm%variant = val
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case default
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write(0,*) 'Invalid choice for POLY_VARIANT, defaulting to amg_cheb_4_',val
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sm%variant = amg_cheb_4_
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end select
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case('POLY_RHO_ESTIMATE')
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select case(val)
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case (amg_poly_rho_est_power_)
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sm%rho_estimate = val
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case default
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write(0,*) 'Invalid choice for POLY_RHO_ESTIMATE, defaulting to amg_poly_rho_power'
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sm%variant = amg_poly_rho_est_power_
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end select
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case('POLY_RHO_ESTIMATE_ITERATIONS')
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if (val>0) then
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sm%rho_estimate_iterations = val
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else
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write(0,*) 'Invalid choice for POLY_RHO_ESTIMATE_ITERATIONS, defaulting to 20'
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sm%variant = 20
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end if
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case default
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call sm%amg_d_base_smoother_type%set(what,val,info,idx=idx)
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end select
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine amg_d_poly_smoother_cseti
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