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!! @author Charles F. Vardeman II |
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!! @author Matthew Meineke |
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!! @version $Id: do_Forces.F90,v 1.5 2003-03-31 21:50:59 chuckv Exp $, $Date: 2003-03-31 21:50:59 $, $Name: not supported by cvs2svn $, $Revision: 1.5 $ |
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!! @version $Id: do_Forces.F90,v 1.6 2003-03-31 22:09:39 chuckv Exp $, $Date: 2003-03-31 22:09:39 $, $Name: not supported by cvs2svn $, $Revision: 1.6 $ |
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module do_Forces |
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use force_globals |
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logical ( kind = 2) :: do_pot_c, do_stress_c |
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logical :: do_pot |
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logical :: do_stress |
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#ifdef IS_MPI |
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real( kind = DP ) :: pot_local |
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#ifdef IS_MPI |
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real( kind = DP ) :: pot_local = 0.0_dp |
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integer :: nrow |
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integer :: ncol |
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#endif |
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if (do_pot) then |
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! scatter/gather pot_row into the members of my column |
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call scatter(pot_Row, pot_Temp, plan_row) |
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! scatter/gather pot_local into all other procs |
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! add resultant to get total pot |
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do i = 1, nlocal |
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pot_local = pot_local + pot_Temp(i) |
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enddo |
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pot_Temp = 0.0_DP |
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pot_Temp = 0.0_DP |
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– |
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call scatter(pot_Col, pot_Temp, plan_col) |
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do i = 1, nlocal |
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pot_local = pot_local + pot_Temp(i) |
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enddo |
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endif |
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#endif |
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#ifdef IS_MPI |
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if (do_pot) then |
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write(*,*) "Fortran is on pot:, pot, pot_local ", pot,pot_local |
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pot = pot_local |
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!! we assume the c code will do the allreduce to get the total potential |
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!! we could do it right here if we needed to... |
