i9sti3.F

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!||====================================================================
!||    i9sti3                 ../starter/source/interfaces/int09/i9sti3.F
!||--- called by ------------------------------------------------------
!||    inint3                 ../starter/source/interfaces/inter3d1/inint3.F
!||--- calls      -----------------------------------------------------
!||    ancmsg                 ../starter/source/output/message/message.F
!||    inelts                 ../starter/source/interfaces/inter3d1/inelt.F
!||    insol3                 ../starter/source/interfaces/inter3d1/insol3.F
!||    local_index            ../starter/source/interfaces/interf1/local_index.F
!||--- uses       -----------------------------------------------------
!||    message_mod            ../starter/share/message_module/message_mod.F
!||====================================================================
      SUBROUTINE i9sti3(
     1 X        ,IRECT    ,STF      ,IXS      ,
     2 NRT      ,
     3 NINT     ,NSN      ,NSV      ,
     4 NOINT    ,IELE     ,
     5 KNOD2ELS ,NOD2ELS  ,IGRSURF  ,ISU      ,
     6 IXS10    ,IXS16    ,IXS20    ,ID       ,TITR)
C-----------------------------------------------
C   D e s c r i p t i o n
C-----------------------------------------------
C     NODE AND SEGMENT STIFFNESS
C       specific case : segment belongs to both solid and shell elem ; shell stiffness is used (if > 0)
C-----------------------------------------------
C   M o d u l e s
C-----------------------------------------------
      USE message_mod
      USE groupdef_mod
      USE names_and_titles_mod , ONLY : nchartitle
      use element_mod , only :nixs
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "com04_c.inc"
#include      "param_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER NRT, NINT, NSN, NOINT,ISU
      INTEGER IRECT(4,*), IXS(NIXS,*),
     .   NSV(*),  IELE(*),
     .   KNOD2ELS(*), NOD2ELS(*), 
     .   IXS10(*), IXS16(*), IXS20(*)
      my_real X(3,*), STF(*)
      INTEGER ID
      CHARACTER(LEN=NCHARTITLE) :: TITR
      TYPE (SURF_)   , DIMENSION(NSURF)   :: IGRSURF
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I, INRT, NELS, J, IG, IL
      my_real area
C-----------------------------------------------
C   S o u r c e   L i n e s
C-----------------------------------------------
 
      DO i=1,nrt
        stf(i)=zero
        inrt=i
C
        IF (isu > 0) THEN
          CALL inelts(x       ,irect  ,ixs     ,nint    ,nels              ,
     .                inrt    ,area   ,noint   ,0       ,igrsurf(isu)%ELTYP,
     .                igrsurf(isu)%ELEM)
          IF(nels/=0) THEN
            iele(i) = nels
            cycle
          END IF
        ENDIF
C----------------------
C     SOLID ELEMENTS C----------------------
        CALL insol3(x,irect,ixs,nint,nels,inrt,
     .              area,noint,knod2els ,nod2els ,0 ,ixs10,
     .              ixs16,ixs20)
        IF(nels/=0) THEN
         iele(i) = nels
        ELSE
           IF(nint>0) THEN
              CALL ancmsg(msgid=92,msgtype=msgwarning,anmode=aninfo_blind_2,i1=id,c1=titr,i2=i)
           ENDIF            
           IF(nint<0) THEN
              CALL ancmsg(msgid=93,msgtype=msgwarning,anmode=aninfo_blind_2,i1=id,c1=titr,i2=i)
           ENDIF
        ENDIF
C
      ENDDO
C---------------------------------------------
C
      DO i=1,nrt
        DO j=1,4
          ig=irect(j,i)
          CALL local_index(il,ig,nsv,nsn)
          irect(j,i)=il
        ENDDO
      ENDDO
C
      RETURN
      END