qcoor2.F

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!||====================================================================
!||    qcoor2             ../starter/source/elements/solid_2d/quad/qcoor2.F
!||--- called by ------------------------------------------------------
!||    binit2             ../starter/source/ale/bimat/binit2.F
!||    inisoldist         ../starter/source/initial_conditions/inivol/inisoldist.F
!||    multifluid_init2   ../starter/source/multifluid/multifluid_init2.f
!||    q4init2            ../starter/source/elements/solid_2d/quad4/q4init2.F
!||    qinit2             ../starter/source/elements/solid_2d/quad/qinit2.F
!||--- uses       -----------------------------------------------------
!||====================================================================
      SUBROUTINE qcoor2(X,IXQ,NGL,MXT, 
     .     PID, IX1, IX2, IX3, IX4, 
     .     Y1, Y2, Y3, Y4, 
     .     Z1, Z2, Z3, Z4,
     .     SY, SZ, TY, TZ)
      use element_mod , only : nixq
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      "vect01_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER IXQ(NIXQ,*), NGL(*),MXT(*)
      INTEGER PID(*), IX1(*), IX2(*), IX3(*), IX4(*)
      my_real
     .   X(3,*), Y1(*), Y2(*), Y3(*), Y4(*), Z1(*), Z2(*), Z3(*), Z4(*)
      my_real
     .   sy(mvsiz),sz(mvsiz),
     .   ty(mvsiz),tz(mvsiz)
      my_real
     .   suma
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C--------------------------------------------------
C     connectivities and material
C--------------------------------------------------
      DO i=lft,llt
      mxt(i)=ixq(1,i)
      ix1(i)=ixq(2,i)
      ix2(i)=ixq(3,i)
      ix3(i)=ixq(4,i)
      ix4(i)=ixq(5,i)
      pid(i)=ixq(6,i)
        ngl(i)=ixq(nixq,i)
      END DO
 
C----------------------------
C     NODE COORDINATES      |
C----------------------------
      DO i=lft,llt
      y1(i)=x(2,ix1(i))
      z1(i)=x(3,ix1(i))
      y2(i)=x(2,ix2(i))
      z2(i)=x(3,ix2(i))
      y3(i)=x(2,ix3(i))
      z3(i)=x(3,ix3(i))
      y4(i)=x(2,ix4(i))
      z4(i)=x(3,ix4(i))
      END DO
C---------------------------------------
C     LOCAL REFERENCE FRAME (ISOPARAMETRIC)
C---------------------------------------
      DO i=lft,llt
        sy(i)=half*(y2(i)+y3(i)-y1(i)-y4(i))
        sz(i)=half*(z2(i)+z3(i)-z1(i)-z4(i))
        ty(i)=half*(y3(i)+y4(i)-y1(i)-y2(i))
        tz(i)=half*(z3(i)+z4(i)-z1(i)-z2(i))
      END DO
c
      RETURN     
      END