spmd_h3d_gather_i_node.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/.
!||====================================================================
!||    spmd_h3d_gather_i_node   ../engine/source/output/h3d/spmd/spmd_h3d_gather_i_node.F
!||--- called by ------------------------------------------------------
!||    genh3d                   ../engine/source/output/h3d/h3d_results/genh3d.F
!||--- calls      -----------------------------------------------------
!||--- uses       -----------------------------------------------------
!||    spmd_comm_world_mod      ../engine/source/mpi/spmd_comm_world.F90
!||====================================================================
       SUBROUTINE spmd_h3d_gather_i_node(WEIGHT,V,LEN,VP0,LENP0)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
        USE spmd_comm_world_mod, ONLY : spmd_comm_world
#include      "implicit_f.inc"
#include "spmd.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "task_c.inc"
#include      "com01_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
       INTEGER LEN,LENP0
       integer
     .   v(len),vp0(lenp0),weight(*)
 
C-----------------------------------------------
C   L O C A L   V A R I A B L E S
C-----------------------------------------------
       INTEGER IAD,J,LEN_TMP
#ifdef MPI
      INTEGER STATUS(MPI_STATUS_SIZE),IERROR,
     .        MSGTYP,I,SIZ,LENP(NSPMD),DISP(NSPMD),
     .        V_TMP(LEN)
 
        j = 0
        DO i=1,len
          IF(weight(i) == 1) THEN
            j = j + 1
            v_tmp(j) = v(i)
          ENDIF
        ENDDO
        len_tmp = j
         
        CALL mpi_gather(
     s    len_tmp       ,1     ,mpi_integer,
     r    lenp          ,1     ,mpi_integer,it_spmd(1),
     g    spmd_comm_world,ierror)
C
        iad=0
        IF(ispmd == 0)THEN
          DO i=1,nspmd
            disp(i) = iad
            iad = iad+lenp(i)
          END DO
        END IF
C
        CALL mpi_gatherv(
     s    v_tmp         ,len_tmp  ,mpi_integer,
     r    vp0           ,lenp     ,disp,mpi_integer,it_spmd(1),
     g    spmd_comm_world,ierror)
#endif
       RETURN
       END