i2sms26.F

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!||====================================================================
!||    i2sms26       ../engine/source/interfaces/interf/i2sms26.F
!||--- called by ------------------------------------------------------
!||    i2for26       ../engine/source/interfaces/interf/i2for26.F
!||    i2for26p      ../engine/source/interfaces/interf/i2for26p.F
!||--- uses       -----------------------------------------------------
!||    message_mod   ../engine/share/message_module/message_mod.F
!||====================================================================
      SUBROUTINE i2sms26(JLT   ,IX1   ,IX2   ,IX3   ,IX4    ,
     .                   NSVG  ,STIF  ,NOINT ,
     .                   DMINT2,NODNX_SMS ,VIS   ,DTI)
C-----------------------------------------------
C   M o d u l e s
C-----------------------------------------------
      USE message_mod
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
#include      "comlock.inc"
C-----------------------------------------------
C   G l o b a l   P a r a m e t e r s
C-----------------------------------------------
#include      "mvsiz_p.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "sms_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER JLT, NOINT,
     .   IX1(MVSIZ),IX2(MVSIZ),IX3(MVSIZ),IX4(MVSIZ),NSVG(MVSIZ),
     .   nodnx_sms(*)
      my_real
     .   stif(4,mvsiz), vis(4,mvsiz), dmint2(4,*), dti
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I, IG, NN, NISKYL1, NISKYL
      my_real
     .   dts, fac
C=======================================================================
      DO i=1,jlt
        dmint2(1,i)=zero
        dmint2(2,i)=zero
        dmint2(3,i)=zero
        dmint2(4,i)=zero
C
        IF (nsvg(i) < 0) cycle
        IF ((idtmins_int == 0 .AND. nodnx_sms(nsvg(i))+
     .           nodnx_sms(ix1(i))+
     .           nodnx_sms(ix2(i))+
     .           nodnx_sms(ix3(i))+
     .           nodnx_sms(ix4(i))==0) .OR.
     .        stif(1,i)+stif(2,i)+stif(3,i)+stif(4,i)==zero) THEN
          cycle
        END IF
C
        IF (idtmins_int == 0 .AND. nodnx_sms(nsvg(i))+
     .           nodnx_sms(ix1(i))+
     .           nodnx_sms(ix2(i))+
     .           nodnx_sms(ix3(i))+
     .           nodnx_sms(ix4(i))/=0) THEN
          dts = dtmins/dtfacs
          dti = min(dti,dtmins)
        ELSE
          dts = dtmins_int/dtfacs_int
          dti = min(dti,dtmins_int)
        END IF
 
C
        dmint2(1,i) = half * dts * ( dts * stif(1,i) + vis(1,i) )
        dmint2(2,i) = half * dts * ( dts * stif(2,i) + vis(2,i) )
        dmint2(3,i) = half * dts * ( dts * stif(3,i) + vis(3,i) )
        IF (ix4(i) /= ix3(i)) THEN
          dmint2(4,i) = half * dts * ( dts * stif(4,i) + vis(4,i) )
        ENDIF
      ENDDO                
C-----------      
      RETURN
      END
C