s8zkeg33.F

Go to the documentation of this file.

Copyright>        OpenRadioss
Copyright>        Copyright (C) 1986-2025 Altair Engineering Inc.
Copyright>
Copyright>        This program is free software: you can redistribute it and/or modify
Copyright>        it under the terms of the GNU Affero General Public License as published by
Copyright>        the Free Software Foundation, either version 3 of the License, or
Copyright>        (at your option) any later version.
Copyright>
Copyright>        This program is distributed in the hope that it will be useful,
Copyright>        but WITHOUT ANY WARRANTY; without even the implied warranty of
Copyright>        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Copyright>        GNU Affero General Public License for more details.
Copyright>
Copyright>        You should have received a copy of the GNU Affero General Public License
Copyright>        along with this program.  If not, see <https://www.gnu.org/licenses/>.
Copyright>
Copyright>
Copyright>        Commercial Alternative: Altair Radioss Software
Copyright>
Copyright>        As an alternative to this open-source version, Altair also offers Altair Radioss
Copyright>        software under a commercial license.  Contact Altair to discuss further if the
Copyright>        commercial version may interest you: https://www.altair.com/radioss/.
!||====================================================================
!||    s8zkeg33   ../engine/source/elements/solid/solide8z/s8zkeg33.F
!||--- called by ------------------------------------------------------
!||    s10cumg3   ../engine/source/elements/solid/solide10/s10cumg3.F
!||    s20cumg3   ../engine/source/elements/solid/solide20/s20cumg3.F
!||    s4cumg3    ../engine/source/elements/solid/solide4/s4cumg3.f
!||    s8zlke3    ../engine/source/elements/solid/solide8z/s8zlke3.f
!||====================================================================
      SUBROUTINE s8zkeg33(LFT,LLT,
     .   PXYI, PYXI ,PXZI,PZXI ,PYZI,PZYI,
     .   PXYJ, PYXJ ,PXZJ,PZXJ ,PYZJ,PZYJ, G33, KIJ,IS)
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 LFT,LLT,IS
C     REAL
      my_real
     .   pxyi(*), pyxi(*) ,pxzi(*),pzxi(*) ,pyzi(*),pzyi(*),
     .   pxyj(*), pyxj(*) ,pxzj(*),pzxj(*) ,pyzj(*),pzyj(*), 
     .   g33(3,3,*), kij(3,3,*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I,J,EP
C     REAL
      my_real
     .   bi(3,3,mvsiz),bj(3,3,mvsiz)
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7--
      IF (is==1) THEN
       DO i=lft,llt
        bi(1,1,i)=pxyi(i)
        bi(1,2,i)=pyxi(i)
        bi(1,3,i)=zero
        bi(2,1,i)=zero
        bi(2,2,i)=pyzi(i)
        bi(2,3,i)=pzyi(i)
        bi(3,1,i)=pxzi(i)
        bi(3,2,i)=zero
        bi(3,3,i)=pzxi(i)
       ENDDO
       DO i=1,3 
       DO j=i,3 
        DO ep=lft,llt
          kij(i,j,ep)=kij(i,j,ep)+bi(1,i,ep)*(g33(1,1,ep)*bi(1,j,ep)+
     1                  g33(1,2,ep)*bi(2,j,ep)+g33(1,3,ep)*bi(3,j,ep))+
     2                bi(2,i,ep)*(g33(2,1,ep)*bi(1,j,ep)+
     3                  g33(2,2,ep)*bi(2,j,ep)+g33(2,3,ep)*bi(3,j,ep))+
     4                bi(3,i,ep)*(g33(3,1,ep)*bi(1,j,ep)+
     5                  g33(3,2,ep)*bi(2,j,ep)+g33(3,3,ep)*bi(3,j,ep))
        ENDDO
       ENDDO
       ENDDO
      ELSE
       DO i=lft,llt
        bi(1,1,i)=pxyi(i)
        bi(1,2,i)=pyxi(i)
        bi(1,3,i)=zero
        bi(2,1,i)=zero
        bi(2,2,i)=pyzi(i)
        bi(2,3,i)=pzyi(i)
        bi(3,1,i)=pxzi(i)
        bi(3,2,i)=zero
        bi(3,3,i)=pzxi(i)
       ENDDO
       DO i=lft,llt
        bj(1,1,i)=pxyj(i)
        bj(1,2,i)=pyxj(i)
        bj(1,3,i)=zero
        bj(2,1,i)=zero
        bj(2,2,i)=pyzj(i)
        bj(2,3,i)=pzyj(i)
        bj(3,1,i)=pxzj(i)
        bj(3,2,i)=zero
        bj(3,3,i)=pzxj(i)
       ENDDO
       DO i=1,3 
       DO j=1,3 
        DO ep=lft,llt
          kij(i,j,ep)=kij(i,j,ep)+bi(1,i,ep)*(g33(1,1,ep)*bj(1,j,ep)+
     1                  g33(1,2,ep)*bj(2,j,ep)+g33(1,3,ep)*bj(3,j,ep))+
     2                bi(2,i,ep)*(g33(2,1,ep)*bj(1,j,ep)+
     3                  g33(2,2,ep)*bj(2,j,ep)+g33(2,3,ep)*bj(3,j,ep))+
     4                bi(3,i,ep)*(g33(3,1,ep)*bj(1,j,ep)+
     5                  g33(3,2,ep)*bj(2,j,ep)+g33(3,3,ep)*bj(3,j,ep))
        ENDDO
       ENDDO
       ENDDO
      ENDIF 
      RETURN
      END