define_bc_DOUAR_v0.1.f90

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!              DEFINE_BC   Feb. 2009                                           |
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subroutine define_bc (params,osolve,vo,zi) 

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!((((((((((((((((  Purpose of the routine  )))))))))))))))))))))))))))))))))))))
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! this routine assigns the boundary condition for the Tibet experiment

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!((((((((((((((((  declaration of the subroutine arguments  ))))))))))))))))))))
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use definitions
!use mpi

implicit none

include 'mpif.h'

type (parameters) params
type (octreesolve) osolve
type (void) vo
type (ziso) zi

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!(((((((((((((((( declaration of the subroutine internal variables )))))))))))))
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integer i,iproc,nproc,ierr
double precision eps,lsf0,pi,lorig,h,x1,x2,phi,spu,spv,yend,cper,cscl,xstart
double precision ystart,theta,l,vin,vzfluxscl,cntvel,dxy,xend,xsym,ymax,xwidth
double precision ywidth
double precision,dimension(:),allocatable :: x0,ldisp
integer ie,ij,j,jp,nelemx,nelemz
logical firstcall

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call mpi_comm_size (mpi_comm_world,nproc,ierr)
call mpi_comm_rank (mpi_comm_world,iproc,ierr)

eps=1.d-10
osolve%kfix=0
osolve%kfixt=0
pi=atan(1.d0)*4.d0
vin=1.d0                                                                        ! Reference velocity

select case(trim(params%infile))

case('input.txt','input.small.txt')
   do i=1,osolve%nnode
     if (osolve%x(i).lt.eps) then