ebcvit7.F

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!||====================================================================
!||    ebcvit7    ../engine/source/boundary_conditions/ebcs/ebcvit7.F
!||--- called by ------------------------------------------------------
!||    ebcclap    ../engine/source/boundary_conditions/ebcs/ebcclap.F
!||--- uses       -----------------------------------------------------
!||    ebcs_mod   ../common_source/modules/boundary_conditions/ebcs_mod.F90
!||====================================================================
      SUBROUTINE ebcvit7(V, A, LISTE, NOD, V0, RESO, EBCS)
      USE ebcs_mod
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "com08_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER LISTE(*),NOD
      my_real
     .       v(3,*),a(3,*),v0(3,nod),reso(3,nod)
      TYPE(t_ebcs_iniv), INTENT(IN) :: EBCS
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I,N
      my_real lcar,alp,alpdt,ax,ay,az,c
C
      IF(tt==zero)THEN
          DO i=1,nod
            n=liste(i)
            reso(1,i)=a(1,n)
            reso(2,i)=a(2,n)
            reso(3,i)=a(3,n)
          ENDDO
      ENDIF
C
      c=ebcs%c
      lcar=ebcs%lcar
      alp=zero
      IF(lcar>zero)alp=c/lcar
      alpdt=alp*dt1
C
      IF(alp>zero)THEN
        DO i=1,nod
          n=liste(i)
          ax=reso(1,i)+alpdt*(a(1,n)-reso(1,i))
          ay=reso(2,i)+alpdt*(a(2,n)-reso(2,i))
          az=reso(3,i)+alpdt*(a(3,n)-reso(3,i))
C memorisation de la reaction
          reso(1,i)=ax
          reso(2,i)=ay
          reso(3,i)=az
c          write(6,*)i,'R',A(3,N),'A',AZ,'av',
c       .     ALP*(V0(3,I)-V(3,N)),'V0',V0(3,I),'V',V(3,N)
c          A(1,N)=A(1,N)-AX
c          A(2,N)=A(2,N)-AY
c          A(3,N)=A(3,N)-AZ
c          AX=0
c          AY=0
c          AZ=0
          a(1,n)=a(1,n)-ax+alp*(v0(1,i)-v(1,n))
          a(2,n)=a(2,n)-ay+alp*(v0(2,i)-v(2,n))
          a(3,n)=a(3,n)-az+alp*(v0(3,i)-v(3,n))
        ENDDO
      ELSE
        DO i=1,nod
          n=liste(i)
          a(1,n)=zero
          a(2,n)=zero
          a(3,n)=zero
          v(1,n)=v0(1,i)
          v(2,n)=v0(2,i)
          v(3,n)=v0(3,i)
        ENDDO      
      ENDIF
      RETURN
      END