hm_preread_impvel0.F

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!||====================================================================
!||    hm_preread_impvel0     ../starter/source/constraints/general/impvel/hm_preread_impvel0.F
!||--- called by ------------------------------------------------------
!||    lectur                 ../starter/source/starter/lectur.F
!||--- calls      -----------------------------------------------------
!||    hm_get_string          ../starter/source/devtools/hm_reader/hm_get_string.F
!||    hm_option_count        ../starter/source/devtools/hm_reader/hm_option_count.F
!||    hm_option_read_key     ../starter/source/devtools/hm_reader/hm_option_read_key.F
!||    hm_option_start        ../starter/source/devtools/hm_reader/hm_option_start.F
!||--- uses       -----------------------------------------------------
!||    hm_option_read_mod     ../starter/share/modules1/hm_option_read_mod.F
!||    message_mod            ../starter/share/message_module/message_mod.F
!||    submodel_mod           ../starter/share/modules1/submodel_mod.F
!||====================================================================
      SUBROUTINE hm_preread_impvel0(IMPOSE_DR,UNITAB,LSUBMODEL)
C============================================================================
C   M o d u l e s
C-----------------------------------------------
      USE message_mod
      USE submodel_mod
      USE hm_option_read_mod
      USE unitab_mod
      USE names_and_titles_mod , ONLY : nchartitle, ncharfield, ncharkey
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER ,INTENT(OUT):: IMPOSE_DR
      TYPE(unit_type_) ,INTENT(IN) ::UNITAB
      TYPE(submodel_data), DIMENSION(*)       ,INTENT(IN) ::LSUBMODEL
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER  :: I,OPTID,UID,NIMDISP
      CHARACTER(LEN=2) :: XX,YY,ZZ
      CHARACTER(LEN=NCHARFIELD) :: XYZ
      CHARACTER(LEN=NCHARKEY)  :: KEY
      CHARACTER(LEN=NCHARTITLE) :: TITR
      LOGICAL :: IS_AVAILABLE
C-----------------------------------------------
C   D a t a
C-----------------------------------------------
      DATA xx /'XX'/
      DATA yy /'YY'/
      DATA zz /'ZZ'/
C======================================================================|
      is_available = .false.
c      
      impose_dr    = 0
c--------------------------------------------------
c      
      CALL hm_option_count('/IMPDISP',nimdisp)
c
c--------------------------------------------------
c
      CALL hm_option_start('/IMPDISP')
c
c--------------------------------------------------
      DO i=1,nimdisp
c
        CALL hm_option_read_key(lsubmodel,
     .                          option_id   = optid,
     .                          unit_id     = uid,
     .                          option_titr = titr,
     .                          keyword2    = key)
c
c--------------------------------------------------
c       CHECK IF ROTATIONAL DISPLACEMENT IS IMPOSED
c--------------------------------------------------
        IF (key(1:4) == 'FGEO') cycle  ! skip /IMPDISP/FGEO
 
        CALL hm_get_string('rad_dir',xyz,ncharfield,is_available)
c
        IF (xyz(1:2) == xx .OR. xyz(1:2) == yy .OR. xyz(1:2) == zz) THEN
          impose_dr = 1
        ENDIF
c
      ENDDO ! DO I=1,NIMDISP
c-----------
      RETURN
      END