systran2.F

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!||====================================================================
!||    systran2   ../engine/source/elements/solid_2d/quad4/systran2.F
!||--- called by ------------------------------------------------------
!||    q4kerot2   ../engine/source/elements/solid_2d/quad4/q4kerot2.F
!||====================================================================
      SUBROUTINE systran2(JFT, JLT, VQ, KK, ISYM)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.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   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER JFT, JLT, ISYM
      my_real 
     .   vq(2,2,*), kk(2,2,*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I, J, EP
      my_real
     .    k(2,2,mvsiz)
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
C     IF (ISYM==1) THEN
C       DO EP=JFT,JLT
C         DO I=1,2
C         DO J=I,2
C           K(I,J,EP)=
C    1      VQ(I,1,EP)*(KK(1,1,EP)*VQ(J,1,EP)+KK(1,2,EP)*VQ(J,2,EP)) + 
C    2      VQ(I,2,EP)*(KK(1,2,EP)*VQ(J,1,EP)+KK(2,2,EP)*VQ(J,2,EP))
C         ENDDO
C         ENDDO
C       ENDDO
C       DO EP=JFT,JLT
C         DO I=1,2
C         DO J=I,2
C           KK(I,J,EP) = K(I,J,EP)
C         ENDDO
C         ENDDO
C       ENDDO
C       DO EP=JFT,JLT
C         KK(2,1,EP) = K(1,2,EP)
C       ENDDO
C     ELSE
        DO ep=jft,jlt 
          DO i=1,2
          DO j=1,2
            k(i,j,ep) = 
     1      vq(i,1,ep)*(kk(1,1,ep)*vq(j,1,ep)+kk(1,2,ep)*vq(j,2,ep)) + 
     2      vq(i,2,ep)*(kk(2,1,ep)*vq(j,1,ep)+kk(2,2,ep)*vq(j,2,ep))                 
          ENDDO
          ENDDO
        ENDDO
        DO ep=jft,jlt
          DO i=1,2
          DO j=1,2
            kk(i,j,ep) = k(i,j,ep)
          ENDDO
          ENDDO
        ENDDO
C     ENDIF
C
      RETURN
      END