storth3.F

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C                                                                      12
!||====================================================================
!||    storth3    ../engine/source/elements/solid/solidez/storth3.F
!||--- called by ------------------------------------------------------
!||    s8cforc3   ../engine/source/elements/thickshell/solide8c/s8cforc3.F
!||    s8zforc3   ../engine/source/elements/solid/solide8z/s8zforc3.F
!||    szforc3    ../engine/source/elements/solid/solidez/szforc3.F
!||====================================================================
      SUBROUTINE storth3(
     1   JFT,     JLT,     NEL,     G1X,
     2   G1Y,     G1Z,     G2X,     G2Y,
     3   G2Z,     G3X,     G3Y,     G3Z,
     4   GAMA,    ISORTH)
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(IN) :: ISORTH
      INTEGER JFT, JLT ,NEL
C     REAL
      my_real
     .   g1x(*),g1y(*),g1z(*),
     .   g2x(*),g2y(*),g2z(*),g3x(*),g3y(*),g3z(*),gama(nel,6)
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C=======================================================================
      IF (ISORTH == 1) then 
      DO i=jft,jlt
         g1x(i)=gama(i,1)
         g1y(i)=gama(i,2)
         g1z(i)=gama(i,3)
         g2x(i)=gama(i,4)
         g2y(i)=gama(i,5)
         g2z(i)=gama(i,6)
         g3x(i)=g1y(i)*g2z(i)-g1z(i)*g2y(i)
         g3y(i)=g1z(i)*g2x(i)-g1x(i)*g2z(i)
         g3z(i)=g1x(i)*g2y(i)-g1y(i)*g2x(i)
       ENDDO
        ELSE
       DO i=jft,jlt
         g1x(i)=one
         g1y(i)=zero
         g1z(i)=zero
         g2x(i)=zero
         g2y(i)=one
         g2z(i)=zero
         g3x(i)=zero
         g3y(i)=zero
         g3z(i)=one       
       ENDDO
        ENDIF 
C-----------
      RETURN
      END