qlagr2.F

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!||====================================================================
!||    qlagr2    ../engine/source/elements/solid_2d/quad/qlagr2.F
!||--- called by ------------------------------------------------------
!||    q4forc2   ../engine/source/elements/solid_2d/quad4/q4forc2.F
!||    qforc2    ../engine/source/elements/solid_2d/quad/qforc2.F
!||====================================================================
      SUBROUTINE qlagr2(
     1   PM,      VOL0,    RHO,     EINT,
     2   VOLN,    DVOL,    MAT,     NEL)
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   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "param_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER, INTENT(IN) :: NEL
      my_real PM(NPROPM,*), VOL0(*), RHO(*), EINT(*),VOLN(*), DVOL(*)
      INTEGER MAT(*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C     REAL
      my_real  rho0(mvsiz)
C-----------------------------------------------
      DO i=1,nel
        rho0(i)=pm(1,mat(i))
      ENDDO
C
      DO i=1,nel
        dvol(i)=voln(i)-(rho0(i)/rho(i))*vol0(i)
      ENDDO
C
      DO i=1,nel
        rho(i)=rho0(i)*(vol0(i)/voln(i))
        eint(i)=eint(i)*vol0(i)
      ENDDO
C
      RETURN
      END