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clawpack/applications/euler/2d/ForwardFacingStep/src/combl.f

c     =====================================================
      subroutine combl()
c     =====================================================
c     
c     Create and initialize application specific common-blocks.
c
c     Copyright (C) 2002 Ralf Deiterding
c     Brandenburgische Universitaet Cottbus

      implicit double precision (a-h,o-z)
      character *16 cwork
      parameter( lmechout = 10 )
c
      include  "cuser.i"
c
      Wref    = 1.d6
      a2ref   = 1.d3
      grav   = 1.d0
c     Air
      gamma = 1.4d0  
      gamma1 = 0.4d0
      Wk   = 29.08d-3/Wref
      cwork= 'AIR'
      RU = 0.83140000E+01/(Wref*a2ref)
      PA = 0.10132500E+06/a2ref
c
      p0 = 1.d0 
      u0 = 3.d0
      v0 = 0.d0
      rho0 = 1.4d0
c
      qin(1) = rho0
      qin(2) = u0*qin(1)
      qin(3) = v0*qin(1)
      qin(4) = p0/gamma1+0.5d0*(qin(2)**2+qin(3)**2)/qin(1)   
c
      open(unit=lmechout, status='unknown', form='formatted', 
     &     file='chem.dat')
      write (lmechout,400) RU
      write (lmechout,401) PA
      write (lmechout,402) gamma
      write (lmechout,403) cwork     
      write (lmechout,404) Wk        
      close (lmechout)
c
 400  format('RU       ',e16.8)
 401  format('PA       ',e16.8)
 402  format('Gamma    ',e16.8)
 403  format('Sp       ',a16)
 404  format('W        ',e16.8)
c
      return
      end