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DAMASK_EICMD
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read vtr file only by process 1

This commit is contained in:
Martin Diehl 2020-11-12 14:40:25 +01:00
parent bb471cb923
commit e419eea507
1 changed files with 27 additions and 17 deletions
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44
src/grid/discretization_grid.f90
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@ -56,25 +56,33 @@ subroutine discretization_grid_init(restart)
myGrid !< domain grid of this process
integer, dimension(:), allocatable :: &
materialAt
materialAt, materialAt_global
integer :: &
j, &
debug_element, &
debug_ip
debug_element, debug_ip, &
ierr
integer(C_INTPTR_T) :: &
devNull, z, z_offset
integer, dimension(worldsize) :: &
displs, sendcounts
print'(/,a)', ' <<<+- discretization_grid init -+>>>'; flush(IO_STDOUT)
call readVTR(grid,geomSize,origin,materialAt)
if(worldrank == 0) call readVTR(grid,geomSize,origin,materialAt_global)
call MPI_Bcast(grid,3,MPI_INTEGER,0,PETSC_COMM_WORLD, ierr)
if (ierr /= 0) error stop 'MPI error'
call MPI_Bcast(geomSize,3,MPI_DOUBLE,0,PETSC_COMM_WORLD, ierr)
if (ierr /= 0) error stop 'MPI error'
call MPI_Bcast(origin,3,MPI_DOUBLE,0,PETSC_COMM_WORLD, ierr)
if (ierr /= 0) error stop 'MPI error'
print'(/,a,3(i12 ))', ' grid a b c: ', grid
print'(a,3(es12.5))', ' size x y z: ', geomSize
print'(a,3(es12.5))', ' origin x y z: ', origin
!--------------------------------------------------------------------------------------------------
! grid solver specific quantities
if(worldsize>grid(3)) call IO_error(894, ext_msg='number of processes exceeds grid(3)')
call fftw_mpi_init
@ -93,14 +101,14 @@ subroutine discretization_grid_init(restart)
myGrid = [grid(1:2),grid3]
mySize = [geomSize(1:2),size3]
!-------------------------------------------------------------------------------------------------
! debug parameters
debug_element = config_debug%get_asInt('element',defaultVal=1)
debug_ip = config_debug%get_asInt('integrationpoint',defaultVal=1)
call MPI_Gather(product(grid(1:2))*grid3Offset,1,MPI_INTEGER,displs, 1,MPI_INTEGER,0,PETSC_COMM_WORLD,ierr)
if (ierr /= 0) error stop 'MPI error'
call MPI_Gather(product(myGrid), 1,MPI_INTEGER,sendcounts,1,MPI_INTEGER,0,PETSC_COMM_WORLD,ierr)
if (ierr /= 0) error stop 'MPI error'
!--------------------------------------------------------------------------------------------------
! general discretization
materialAt = materialAt(product(grid(1:2))*grid3Offset+1:product(grid(1:2))*(grid3Offset+grid3)) ! reallocate/shrink in case of MPI
allocate(materialAt(product(myGrid)))
call MPI_scatterv(materialAt_global,sendcounts,displs,MPI_INTEGER,materialAt,size(materialAt),MPI_INTEGER,0,PETSC_COMM_WORLD,ierr)
if (ierr /= 0) error stop 'MPI error'
call discretization_init(materialAt, &
IPcoordinates0(myGrid,mySize,grid3Offset), &
@ -131,10 +139,12 @@ subroutine discretization_grid_init(restart)
call geometry_plastic_nonlocal_setIPareaNormal (cellSurfaceNormal(product(myGrid)))
call geometry_plastic_nonlocal_setIPneighborhood(IPneighborhood(myGrid))
!--------------------------------------------------------------------------------------------------
! sanity checks for debugging
if (debug_element < 1 .or. debug_element > product(myGrid)) call IO_error(602,ext_msg='element') ! selected element does not exist
if (debug_ip /= 1) call IO_error(602,ext_msg='IP') ! selected IP does not exist
!-------------------------------------------------------------------------------------------------
! debug parameters
debug_element = config_debug%get_asInt('element',defaultVal=1)
if (debug_element < 1 .or. debug_element > product(myGrid)) call IO_error(602,ext_msg='element')
debug_ip = config_debug%get_asInt('integrationpoint',defaultVal=1)
if (debug_ip /= 1) call IO_error(602,ext_msg='IP')
end subroutine discretization_grid_init