TURB_coWlmReadBcSectionFlu.F90

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!******************************************************************************
!
! Purpose: read in user input related to wall layer model on noslip wall bc.
!
! Description: none.
!
! Input: boundary condition file.
!
! Output: regions = BC data pertinent to wlm.
!
! Notes: none.
!
!******************************************************************************
!
! $Id: TURB_coWlmReadBcSectionFlu.F90,v 1.4 2008/12/06 08:44:43 mtcampbe Exp $
!
! Copyright: (c) 2001 by the University of Illinois
!
!******************************************************************************

SUBROUTINE turb_cowlmreadbcsection( regions )

  USE moddatatypes
  USE modbndpatch, ONLY   : t_patch
  USE moddatastruct, ONLY : t_region
  USE modglobal, ONLY     : t_global
  USE modinterfaces, ONLY : readpatchsection
  USE moderror
  USE modparameters
  USE turb_modparameters
  IMPLICIT NONE

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

! ... loop variables
  INTEGER :: ireg, ipatch

! ... local variables
  CHARACTER(CHRLEN) :: rcsidentstring
  CHARACTER(15)     :: keys(3)
  CHARACTER(256)    :: fname
  CHARACTER(CHRLEN) :: bcname

  INTEGER :: brbeg, brend, prbeg, prend, distrib, switch
  INTEGER :: ijbeg, ijend, errorflag

  LOGICAL :: defined(3)

  REAL(RFREAL) :: vals(3)

  TYPE(t_patch), POINTER  :: patch
  TYPE(t_global), POINTER :: global

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

  rcsidentstring = '$RCSfile: TURB_coWlmReadBcSectionFlu.F90,v $ $Revision: 1.4 $'

  global => regions(1)%global
  CALL registerfunction( global,'TURB_CoWlmReadBcSection',&
  'TURB_coWlmReadBcSectionFlu.F90' )

! specify keywords and search for them ----------------------------------------

  keys(1) = 'MODEL'
  keys(2) = 'REFPOINT'
  keys(3) = 'ROUGHNESS'

  CALL readpatchsection( global,if_input,3,keys,vals, &
                         prbeg,prend,distrib,fname,bcname,defined )

  IF ( prend > global%nPatches ) THEN 
    CALL errorstop(global,err_patch_range,__line__)
  END IF

! get switches & check if all necessary values defined ------------------------

  brbeg = lbound(regions,1)   ! temporary for now before zonal modeling apply
  brend = ubound(regions,1)

  DO ireg=brbeg,brend
    IF (regions(ireg)%mixtInput%turbModel<=turb_model_none) THEN
      CALL errorstop( global,err_turb_region,__line__,'Wall model unapplicable.' )
    ENDIF

    regions(ireg)%turbInput%wallModel = 0
    regions(ireg)%turbInput%wallRough = 0._rfreal
    DO ipatch=prbeg,min(prend,regions(ireg)%grid%nPatches)

      patch => regions(ireg)%patches(ipatch)

      IF (patch%bcType>=bc_noslipwall .AND. &
          patch%bcType<=bc_noslipwall+bc_range) THEN   ! my boundary type,

        IF (patch%bcCoupled == bc_external) THEN  ! data from outside
          patch%valBola%distrib = bcdat_distrib    ! => always distribution
        ELSE
          patch%valBola%distrib = distrib
        ENDIF

! ----- get input switches

        IF (defined(1)) THEN
          patch%valBola%switches(wlm_input_model)=max( 0,int(vals(1)+0.5_rfreal) )
        ELSE
          CALL errorstop( global,err_no_bcswitch,__line__,'WLM model missing.' )
        ENDIF

        IF (patch%valBola%switches(wlm_input_model) == wlm_model_nomodel) goto 999

        IF (defined(2)) THEN
          patch%valBola%switches(wlm_input_refpoint) = int(vals(2)+0.5_rfreal)
        ELSE
          CALL errorstop( global,err_no_bcswitch,__line__, &
                          'WLM reference point missing.' )
        ENDIF

! ----- allocate memory for the roughness distribution

        patch%valBola%nData = patch%valBola%nData + 2*tensor_all_nelm + 3 + 9
        ijbeg = 1
        ijend = patch%nBFaces

        ALLOCATE( patch%valBola%vals(ijbeg:ijend,patch%valBola%nData), &
                  stat=errorflag )
        global%error = errorflag
        IF (global%error /= 0) CALL errorstop( global,err_allocate,__line__ )

        IF (patch%valBola%distrib==bcdat_distrib) THEN
! ------- roughness distribution from file
!         CALL TURB_WlmReadRoughness( global,fname,patch )
          CALL errorstop( global,err_val_bcval,__line__,'No variable roughness yet'  )
        ELSE
! ------- distribution has constant value
          IF (defined(3)) THEN
            patch%valBola%vals(:,wlm_vals_rough) = vals(3)
          ELSE
            patch%valBola%vals(:,wlm_vals_rough) = 0._rfreal
          ENDIF
        ENDIF  ! distribution?

        IF (patch%valBola%switches(wlm_input_model) == wlm_model_extern) THEN
! ------- wall stress distribution from file
!         CALL TURB_WlmReadWallStress( global,fname,patch )
        ENDIF

999 CONTINUE

      ENDIF   ! my BC

! --- copy max wlm param values to input param for screen-print
!      IF (patch%bcType>=BC_NOSLIPWALL .AND. & 
!          patch%bcType<=BC_NOSLIPWALL+BC_RANGE) THEN

!        regions(iReg)%turbInput%wallModel= &
!          MAX( regions(iReg)%turbInput%wallModel,INT(vals(1)+0.5_RFREAL) )

!        regions(iReg)%turbInput%wlmRefPoint= &
!          MAX( regions(iReg)%turbInput%wlmRefPoint,INT(vals(2)+0.5_RFREAL) )

!        regions(iReg)%turbInput%wallRough= &
!          MAX( regions(iReg)%turbInput%wallRough,vals(3) )
                                          
!      ENDIF  ! my boundary type 
    ENDDO  ! iPatch
  ENDDO  ! iReg

! finalize --------------------------------------------------------------------

  CALL deregisterfunction( global )

END SUBROUTINE turb_cowlmreadbcsection

!******************************************************************************
!
! RCS Revision history:
!
! $Log: TURB_coWlmReadBcSectionFlu.F90,v $
! Revision 1.4  2008/12/06 08:44:43  mtcampbe
! Updated license.
!
! Revision 1.3  2008/11/19 22:17:55  mtcampbe
! Added Illinois Open Source License/Copyright
!
! Revision 1.2  2004/03/27 02:16:42  wasistho
! compiled with Rocflu
!
! Revision 1.1  2004/03/25 04:42:58  wasistho
! prepared for RFLU
!
!
!
!******************************************************************************