From CFD-Wiki
!Sample program for solving Lid-driven cavity flow test using SIMPLE-algorithm
! initiation data for lid-driven cavity flow Re=1000 modul
!Copyright (C) 2010 Michail Kiričkov
!Copyright (C) 2016 Michail Kiričkov, Kaunas University for Technology
!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 Init_all_cavity
include 'icomm_1.f90'
!------------------------------------------------
F(:,:,1) = 0.0
F(:,:,2) = 0.0
F(:,:,3) = 0.0
F(:,:,4) = 0.0
Gam(:,:) = 1. /1000.
Ro(:,:) = 1.
F(1 ,: ,1) = 0.
F(NXmaxC,: ,1) = 0.
F(: ,1 ,1) = 0.
F(: ,NYmaxC,1) = 1.
F(: ,1 ,2) = 0.
F(: ,NYmaxC,2) = 0.
F(1 ,: ,2) = 0.
F(NXmaxC,: ,2) = 0.
!------------------------------------------------
Return
End