iqela3.F

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!||====================================================================
!||    iqela3   ../engine/source/ale/inter/iqela3.F
!||--- called by ------------------------------------------------------
!||    int12w   ../engine/source/ale/inter/int12w.F
!||    intal4   ../engine/source/ale/inter/intal4.F
!||--- calls      -----------------------------------------------------
!||    shapeh   ../engine/source/ale/inter/shapeh.F
!||====================================================================
      SUBROUTINE iqela3(
     1                  V    ,W    ,IRECT ,CRST ,NSV ,
     2                  IRTL ,
     3                  MSR  ,NSN
     .                  )
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      "com01_c.inc"
#include      "com04_c.inc"
#include      "scr08_a_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER,INTENT(IN)    :: IRECT(4,*), NSV(*), IRTL(*), MSR(*)
      my_real,INTENT(IN)    :: V(3,NUMNOD), CRST(2,*)
      INTEGER, INTENT(IN)   :: NSN
      my_real,INTENT(INOUT) :: W(3,NUMNOD)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER :: NIR, II, N, L, JJ, NN
      my_real :: H(4), SS, TT, VMX, VMY, VMZ
C-----------------------------------------------
C   S o u r c e   L i n e s
C-----------------------------------------------
      nir=2
      IF(n2d == 0)nir=4      
      DO  ii=1,nsn
        n        = nsv(ii)
        l        = irtl(ii)
        DO jj=1,nir
          nn     = irect(jj,l)
          ix(jj) = msr(nn)
        ENDDO
        ss       = crst(1,ii)
        tt       = crst(2,ii)
        CALL shapeh(h,ss,tt)
        vmx      = zero
        vmy      = zero
        vmz      = zero     
        DO jj=1,nir
        vmx      = vmx+v(1,ix(jj))*h(jj)
        vmy      = vmy+v(2,ix(jj))*h(jj)
        vmz      = vmz+v(3,ix(jj))*h(jj)
        ENDDO
        !GRID VELOCITY
        w(1,n)   = vmx
        w(2,n)   = vmy
        w(3,n)   = vmz
      ENDDO ! NEXT II
C-----------------------------------------------
      RETURN
      END