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!! |
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!! @author Charles F. Vardeman II |
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!! @author Matthew Meineke |
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!! @version $Id: mpiSimulation_module.F90,v 1.2 2003-01-09 19:40:38 chuckv Exp $, $Date: 2003-01-09 19:40:38 $, $Name: not supported by cvs2svn $, $Revision: 1.2 $ |
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!! @version $Id: mpiSimulation_module.F90,v 1.3 2003-01-20 22:36:12 chuckv Exp $, $Date: 2003-01-20 22:36:12 $, $Name: not supported by cvs2svn $, $Revision: 1.3 $ |
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public :: replanSimParallel |
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public :: getNcol |
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public :: getNrow |
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public :: isMPISimSet |
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!! PUBLIC Subroutines contained in MPI module |
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!! generic mpi error declaration. |
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integer,public :: mpi_err |
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!! Include mpiComponentPlan type. mpiComponentPlan is a |
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!! dual header file for both c and fortran. |
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#define __FORTRAN90 |
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#include "mpiComponentPlan.h" |
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!! Tags used during force loop for parallel simulation |
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integer, allocatable, dimension(:) :: tagLocal |
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integer, public, allocatable, dimension(:) :: tagRow |
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integer ,public, allocatable, dimension(:) :: tagColumn |
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!! Logical set true if mpiSimulation has been initialized |
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logical isSimSet = .false. |
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!! gs_plan contains plans for gather and scatter routines |
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type, public :: gs_plan |
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private |
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end interface |
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contains |
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!! Sets up mpiComponentPlan with structure passed from C++. |
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subroutine setupSimParallel(thisComponentPlan,status) |
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subroutine setupSimParallel(thisComponentPlan,ntags,tags,status) |
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! Passed Arguments |
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! integer, intent(inout) :: nDim !! Number of dimensions |
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!! mpiComponentPlan struct from C |
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type (mpiComponentPlan), intent(inout) :: thisComponentPlan |
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type (mpiComponentPlan), intent(inout) :: thisComponentPlan |
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!! Number of tags passed, nlocal |
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integer, intent(in) :: ntags |
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!! Result status, 0 = normal, -1 = error |
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integer, intent(out) :: status |
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integer, intnet(out) :: localStatus |
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integer :: localStatus |
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!! Global reference tag for local particles |
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integer, dimension(ntags),intent(inout) :: tags |
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status = 0 |
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if (componentPlanSet) then |
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call plan_gather_scatter(nDim,thisComponentPlan%nComponentsColumn,& |
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thisComponentPlan,col_comm,plan_col3d) |
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! Initialize tags |
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call setTags(tags,localStatus) |
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if (localStatus /= 0) then |
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status = -1 |
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return |
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endif |
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isSimSet = .true. |
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end subroutine setupSimParallel |
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subroutine replanSimParallel(thisComponentPlan,status) |
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end subroutine scatter_double_2d |
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subroutine setTags(tags,status) |
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integer, dimension(:) tags |
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integer :: status |
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integer :: alloc_stat |
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status = 0 |
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! allocate row arrays |
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if (.not. allocated(tagRow)) then |
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allocate(tagRow(getNrow(plan_row)),STAT=alloc_stat) |
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if (alloc_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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else |
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deallocate(tagRow) |
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allocate(tagRow(getNrow(plan_row)),STAT=alloc_stat) |
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if (alloc_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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endif |
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! allocate column arrays |
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if (.not. allocated(tagCol)) then |
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allocate(tagCol(getNcol(plan_col)),STAT=alloc_stat) |
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if (alloc_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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else |
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deallocate(tagCol) |
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allocate(tagCol(getNcol(plan_col)),STAT=alloc_stat) |
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if (alloc_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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endif |
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call gather(tags,tagRow,plan_row) |
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call gather(tags,tagCol,plan_col) |
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end subroutine setTags |
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function getNcol(thisplan) result(ncol) |
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type (gsPlan) :: thisplan |
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integer :: ncol |
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ncol = thisplan%gsComponentPlan%nComponentsrow |
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end function getNrow |
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logical function isMPISimSet() result(isthisSimSet) |
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logical :: isthisSimSet |
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if (isSimSet) then |
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isthisSimSet = .true. |
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else |
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isthisSimSet = .false. |
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endif |
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end function isMPISimSet |
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