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!Sample program for solving Smith-Hutton Test using different schemes
!of covective terms approximation - Convergence Criteria computing modul
!Copyright (C) 2005 Michail Kirichkov
!This program is free software; you can redistribute it and/or
!modify it under the terms of the GNU General Public License
!as published by the Free Software Foundation; either version 2
!of the License, or (at your option) any later version.
!This program is distributed in the hope that it will be useful,
!but WITHOUT ANY WARRANTY; without even the implied warranty of
!MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
!GNU General Public License for more details.
!You should have received a copy of the GNU General Public License
!along with this program; if not, write to the Free Software
!Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
!**********************************************************************
Subroutine Convergence_Criteria(NF)
include 'icomm_1.f90'
Dimension Res(nx,ny)
res = 0.
Res_Sum = 0.
Res_vol = 0.
Do 20 I=2,NXmaxP-1
Do 20 J=2,NYmaxP-1
Res_vol = Ap(i,j) * F(i ,j ,nf) - &
( As(i,j) * F(i ,j-1,nf) + &
An(i,j) * F(i ,j+1,nf) + &
Aw(i,j) * F(i-1,j ,nf) + &
Ae(i,j) * F(i+1,j ,nf) ) &
- Sp(i,j)
res(i,j) = Res_vol
Res_Sum = Res_Sum + Res_vol
20 continue
write(*,*)Res_Sum
Return
End
