DAMASK_EICMD/code/FEsolving.f90

173 lines
7.0 KiB
Fortran

!--------------------------------------------------------------------------------------------------
! $Id$
!--------------------------------------------------------------------------------------------------
!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
!> Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
!> @brief triggering reading in of restart information when doing a restart
!> @todo Descriptions for public variables needed
!--------------------------------------------------------------------------------------------------
module FEsolving
use prec, only: &
pInt, &
pReal
implicit none
private
integer(pInt), public :: &
restartInc = 1_pInt !< needs description
logical, public :: &
symmetricSolver = .false., & !< use a symmetric FEM solver
restartWrite = .false., & !< write current state to enable restart
restartRead = .false., & !< restart information to continue calculation from saved state
terminallyIll = .false. !< at least one material point is terminally ill
integer(pInt), dimension(:,:), allocatable, public :: &
FEsolving_execIP !< for ping-pong scheme always range to max IP, otherwise one specific IP
integer(pInt), dimension(2), public :: &
FEsolving_execElem !< for ping-pong scheme always whole range, otherwise one specific element
character(len=1024), public :: &
modelName !< needs description
logical, dimension(:,:), allocatable, public :: &
calcMode !< do calculation or simply collect when using ping pong scheme
public :: FE_init
contains
!--------------------------------------------------------------------------------------------------
!> @brief determine whether a symmetric solver is used and whether restart is requested
!> @details restart information is found in input file in case of FEM solvers, in case of spectal
!> solver the information is provided by the interface module
!--------------------------------------------------------------------------------------------------
subroutine FE_init
use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
use debug, only: &
debug_level, &
debug_FEsolving, &
debug_levelBasic
use IO, only: &
IO_stringPos, &
IO_stringValue, &
IO_intValue, &
IO_lc, &
#if defined(Marc4DAMASK) || defined(Abaqus)
IO_open_inputFile, &
IO_open_logFile, &
#endif
IO_warning, &
IO_timeStamp
use DAMASK_interface
use numerics, only: &
worldrank
implicit none
#if defined(Marc4DAMASK) || defined(Abaqus)
integer(pInt), parameter :: &
FILEUNIT = 222_pInt
integer(pInt) :: j
character(len=65536) :: tag, line
integer(pInt), allocatable, dimension(:) :: chunkPos
#endif
mainProcess: if (worldrank == 0) then
write(6,'(/,a)') ' <<<+- FEsolving init -+>>>'
write(6,'(a)') ' $Id$'
write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
#include "compilation_info.f90"
endif mainProcess
modelName = getSolverJobName()
#ifdef Spectral
restartInc = spectralRestartInc
if(restartInc <= 0_pInt) then
call IO_warning(warning_ID=34_pInt)
restartInc = 1_pInt
endif
restartRead = restartInc > 1_pInt ! only read in if "true" restart requested
#elif defined FEM
restartInc = FEMRestartInc
if(restartInc <= 0_pInt) then
call IO_warning(warning_ID=34_pInt)
restartInc = 1_pInt
endif
restartRead = restartInc > 1_pInt
#else
call IO_open_inputFile(FILEUNIT,modelName)
rewind(FILEUNIT)
do
read (FILEUNIT,'(a1024)',END=100) line
chunkPos = IO_stringPos(line)
tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
select case(tag)
case ('solver')
read (FILEUNIT,'(a1024)',END=100) line ! next line
chunkPos = IO_stringPos(line)
symmetricSolver = (IO_intValue(line,chunkPos,2_pInt) /= 1_pInt)
case ('restart')
read (FILEUNIT,'(a1024)',END=100) line ! next line
chunkPos = IO_stringPos(line)
restartWrite = iand(IO_intValue(line,chunkPos,1_pInt),1_pInt) > 0_pInt
restartRead = iand(IO_intValue(line,chunkPos,1_pInt),2_pInt) > 0_pInt
case ('*restart')
do j=2_pInt,chunkPos(1)
restartWrite = (IO_lc(IO_StringValue(line,chunkPos,j)) == 'write') .or. restartWrite
restartRead = (IO_lc(IO_StringValue(line,chunkPos,j)) == 'read') .or. restartRead
enddo
if(restartWrite) then
do j=2_pInt,chunkPos(1)
restartWrite = (IO_lc(IO_StringValue(line,chunkPos,j)) /= 'frequency=0') .and. restartWrite
enddo
endif
end select
enddo
100 close(FILEUNIT)
if (restartRead) then
#ifdef Marc4DAMASK
call IO_open_logFile(FILEUNIT)
rewind(FILEUNIT)
do
read (FILEUNIT,'(a1024)',END=200) line
chunkPos = IO_stringPos(line)
if ( IO_lc(IO_stringValue(line,chunkPos,1_pInt)) == 'restart' .and. &
IO_lc(IO_stringValue(line,chunkPos,2_pInt)) == 'file' .and. &
IO_lc(IO_stringValue(line,chunkPos,3_pInt)) == 'job' .and. &
IO_lc(IO_stringValue(line,chunkPos,4_pInt)) == 'id' ) &
modelName = IO_StringValue(line,chunkPos,6_pInt)
enddo
#else
call IO_open_inputFile(FILEUNIT,modelName)
rewind(FILEUNIT)
do
read (FILEUNIT,'(a1024)',END=200) line
chunkPos = IO_stringPos(line)
if ( IO_lc(IO_stringValue(line,chunkPos,1_pInt))=='*heading') then
read (FILEUNIT,'(a1024)',END=200) line
chunkPos = IO_stringPos(line)
modelName = IO_StringValue(line,chunkPos,1_pInt)
endif
enddo
#endif
200 close(FILEUNIT)
endif
!--------------------------------------------------------------------------------------------------
! the following array are allocated by mesh.f90 and need to be deallocated in case of regridding
if (allocated(calcMode)) deallocate(calcMode)
if (allocated(FEsolving_execIP)) deallocate(FEsolving_execIP)
#endif
if (iand(debug_level(debug_FEsolving),debug_levelBasic) /= 0_pInt) then
write(6,'(a20,l1)') 'restart writing: ', restartWrite
write(6,'(a20,l1)') 'restart reading: ', restartRead
if (restartRead) write(6,'(a,/)') 'restart Job: '//trim(modelName)
endif
end subroutine FE_init
end module FEsolving