PREP_ReadBcInputFile.F90

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! *********************************************************************
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! *********************************************************************
!******************************************************************************
!
! Purpose: read in user input related to boundary conditions
!          (done on all processors).
!
! Description: none.
!
! Input: boundary condition file.
!
! Output: regions = BC data for all regions.
!
! Notes: 
!
!******************************************************************************
!
! $Id: PREP_ReadBcInputFile.F90,v 1.5 2008/12/06 08:44:50 mtcampbe Exp $
!
! Copyright: (c) 2001 by the University of Illinois
!
!******************************************************************************

SUBROUTINE readbcinputfile( regions )

  USE moddatatypes
  USE moddatastruct, ONLY : t_region
  USE modglobal, ONLY     : t_global
  USE moderror
  USE modparameters
  IMPLICIT NONE

! ... parameters
  TYPE(t_region), POINTER :: regions(:)

! ... local variables
  CHARACTER(2*CHRLEN+9) :: fname
  CHARACTER(256)        :: line

  INTEGER :: errorflag

  TYPE(t_global), POINTER :: global

!******************************************************************************

  global => regions(1)%global

  CALL registerfunction( global,'ReadBcInputFile',&
  'PREP_ReadBcInputFile.F90' )

! open file

  WRITE(fname,'(A)') trim(global%inDir)//trim(global%casename)//'.bc'
  OPEN(if_input,file=fname,form='formatted',status='old',iostat=errorflag)
  global%error = errorflag
  IF (global%error /= 0) &
    CALL errorstop( global,err_file_open,__line__,'File: '//trim(fname) )

! allocate variables

  ALLOCATE( global%prepBcDefined(bc_code_max) ,stat=errorflag )
  global%error = errorflag
  IF (global%error /= 0) CALL errorstop( global,err_allocate,__line__ )

! read file looking for keywords

  global%prepBcDefined(:) = .false.
  
  DO
    READ(if_input,'(A256)',err=10,end=86) line
    SELECT CASE(trim(line))

    CASE ('# BC_SLIPW')
      global%prepBcDefined(bc_slipwall) = .true.

    CASE ('# BC_NOSLIP')
      global%prepBcDefined(bc_noslipwall) = .true.

! Warning: keep this temporarily for backward compatibility
    CASE ('# BC_INFLOW')
      global%prepBcDefined(bc_inflow) = .true.
! END Warning
    
    CASE ('# BC_INFLOW_TOTANG')
      global%prepBcDefined(bc_inflow_totang) = .true.
    
    CASE ('# BC_INFLOW_VELTEMP')
      global%prepBcDefined(bc_inflow_veltemp) = .true.
    
    CASE ('# BC_INFLOW_VELPRESS')
      global%prepBcDefined(bc_inflow_velpress) = .true.

    CASE ('# BC_OUTFLOW')
      global%prepBcDefined(bc_outflow) = .true.
    
    CASE ('# BC_FARF')
      global%prepBcDefined(bc_farfield) = .true.
    
    CASE ('# BC_INJECT')
      global%prepBcDefined(bc_injection) = .true.
    
    CASE ('# BC_INJECT_APN')
      global%prepBcDefined(bc_injection) = .true.

    END SELECT
  ENDDO

86   CONTINUE

! close file ------------------------------------------------------------------

  CLOSE(if_input,iostat=errorflag)
  global%error = errorflag
  IF (global%error /= 0) &
    CALL errorstop( global,err_file_close,__line__,'File: '//trim(fname) )

! finalization & error handling -----------------------------------------------

  CALL deregisterfunction( global )
  goto 999

10   CONTINUE
  CALL errorstop( global,err_file_read,__line__,'File: '//trim(fname) )

999  CONTINUE

END SUBROUTINE readbcinputfile

!******************************************************************************
!
! RCS Revision history:
!
! $Log: PREP_ReadBcInputFile.F90,v $
! Revision 1.5  2008/12/06 08:44:50  mtcampbe
! Updated license.
!
! Revision 1.4  2008/11/19 22:18:00  mtcampbe
! Added Illinois Open Source License/Copyright
!
! Revision 1.3  2006/01/29 09:34:50  wasistho
! added injection_apn
!
! Revision 1.2  2005/04/29 03:31:10  wasistho
! added distribution bc file generator
!
! Revision 1.1  2004/12/03 02:20:08  wasistho
! added prefix
!
! Revision 1.1  2004/12/03 00:40:49  wasistho
! lower to upper case
!
! Revision 1.1  2004/07/27 20:29:47  wasistho
! added readBcInputFile and checkBcValidity
!
!
!******************************************************************************