s8zsigp3.F

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c
!||====================================================================
!||    s8zsigp3   ../engine/source/elements/solid/solide8z/s8zsigp3.F
!||--- called by ------------------------------------------------------
!||    q4forc2    ../engine/source/elements/solid_2d/quad4/q4forc2.F
!||    q4ke2      ../engine/source/elements/solid_2d/quad4/q4ke2.F
!||    s6cke3     ../engine/source/elements/thickshell/solide6c/s6cke3.F
!||    s8cke3     ../engine/source/elements/thickshell/solide8c/s8cke3.F
!||    s8eforc3   ../engine/source/elements/solid/solide8e/s8eforc3.F
!||    s8zforc3   ../engine/source/elements/solid/solide8z/s8zforc3.F
!||    s8zke3     ../engine/source/elements/solid/solide8z/s8zke3.f
!||====================================================================
      SUBROUTINE s8zsigp3(LFT  ,LLT  ,SIG  ,E0  ,DEFP,
     2                    FAC  ,G_PLA,NEL  )
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 LFT,LLT,G_PLA,NEL
C     REAL
      my_real
     .   sig(nel,6),e0(*),defp(*),fac(*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C     REAL
      my_real
     .   s1,s2,s3,sigy,deft
C-----------------------------------------------
      IF (g_pla == 0) THEN
        DO i=lft,llt
          fac(i)=zero
        ENDDO
      ELSE
        DO i=lft,llt
         IF (defp(i) <= zero) THEN
           fac(i)=zero
         ELSE
           s1 =sig(i,1)-sig(i,2)
           s2 =sig(i,2)-sig(i,3)
           s3 =sig(i,1)-sig(i,3)
           sigy = (s1*s1+s2*s2+s3*s3)*half +three*(sig(i,4)*sig(i,4)
     .                   +sig(i,5)*sig(i,5)+sig(i,6)*sig(i,6))
           deft = sqrt(sigy)/e0(i)+defp(i)
           fac(i)=defp(i)/deft
         ENDIF
        ENDDO
      ENDIF
C-----------
      RETURN
      END