ig3dcumu3.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/.
!||====================================================================
!||    ig3dcumu3    ../engine/source/elements/ige3d/ig3dcumu3.F
!||--- called by ------------------------------------------------------
!||    ig3duforc3   ../engine/source/elements/ige3d/ig3duforc3.F
!||====================================================================
      SUBROUTINE ig3dcumu3(
     1   IXIG3D,  KXIG3D,  NCTRL,   OFFG,
     2   E,       FX,      FY,      FZ,
     3   BtDBAloc,STIG,    STIFN,   NEL,
     4   NFT)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
#include      "comlock.inc"
C-----------------------------------------------
C   G l o b a l   P a r a m e t e r s
C-----------------------------------------------
#include      "mvsiz_p.inc"
#include      "param_c.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C------------------------------
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER, INTENT(IN) :: NEL
      INTEGER, INTENT(IN) :: NFT
      INTEGER NCTRL,KXIG3D(NIXIG3D,*),IXIG3D(*)
      my_real
     .   offg(*),e(3,*),btdbaloc(3*nctrl,*),
     .   fx(mvsiz,nctrl),fy(mvsiz,nctrl),fz(mvsiz,nctrl),
     .   stifn(*),stig(mvsiz,*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER  I, J, JJ, INCTRL
      my_real
     .   OFF_L
C-----------------------------------------------
      off_l = zero
      DO i=1,nel
        off_l = min(off_l,offg(i))
      ENDDO
      IF(off_l<zero)THEN
        DO i=1,nel
         IF(offg(i)<zero)THEN
           DO j=1,nctrl    
            fx(i,j)=zero
            fy(i,j)=zero
            fz(i,j)=zero
           ENDDO
         ENDIF
        ENDDO
      ENDIF
 
      DO i=1,nel
       DO j=1,nctrl
        IF( j <= kxig3d(3,i+nft) ) THEN
         inctrl = ixig3d(kxig3d(4,i+nft)+j-1)                   
         e(1,inctrl)=e(1,inctrl)+fx(i,j)
         e(2,inctrl)=e(2,inctrl)+fy(i,j)
         e(3,inctrl)=e(3,inctrl)+fz(i,j)
         stifn(inctrl)=stifn(inctrl)+stig(i,j)
        ENDIF
       ENDDO
      ENDDO
 
      RETURN
      END