586 lines
24 KiB
Fortran
586 lines
24 KiB
Fortran
!--------------------------------------------------------------------------------------------------
|
|
! $Id$
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
|
|
!> @author Martin Diehl, Max-Planck-Institut für Eisenforschung GmbH
|
|
!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
|
|
!> @brief Basic scheme PETSc solver
|
|
!--------------------------------------------------------------------------------------------------
|
|
module DAMASK_spectral_SolverBasicPETSc
|
|
use prec, only: &
|
|
pInt, &
|
|
pReal
|
|
use math, only: &
|
|
math_I3
|
|
use DAMASK_spectral_Utilities, only: &
|
|
tSolutionState
|
|
|
|
implicit none
|
|
private
|
|
#include <petsc-finclude/petsc.h90>
|
|
|
|
character (len=*), parameter, public :: &
|
|
DAMASK_spectral_SolverBasicPETSC_label = 'basicpetsc'
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! derived types
|
|
type tSolutionParams
|
|
real(pReal), dimension(3,3) :: P_BC, rotation_BC
|
|
real(pReal) :: timeinc
|
|
real(pReal) :: timeincOld
|
|
real(pReal) :: temperature
|
|
real(pReal) :: density
|
|
end type tSolutionParams
|
|
|
|
type(tSolutionParams), private :: params
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! PETSc data
|
|
DM, private :: da
|
|
SNES, private :: snes
|
|
Vec, private :: solution_vec
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! common pointwise data
|
|
real(pReal), private, dimension(:,:,:,:,:), allocatable :: F_lastInc, Fdot
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! stress, stiffness and compliance average etc.
|
|
real(pReal), private, dimension(3,3) :: &
|
|
F_aim = math_I3, &
|
|
F_aim_lastIter = math_I3, &
|
|
F_aim_lastInc = math_I3, &
|
|
P_av = 0.0_pReal, &
|
|
F_aimDot=0.0_pReal
|
|
character(len=1024), private :: incInfo
|
|
real(pReal), private, dimension(3,3,3,3) :: &
|
|
C_volAvg = 0.0_pReal, & !< current volume average stiffness
|
|
C_volAvgLastInc = 0.0_pReal, & !< previous volume average stiffness
|
|
C_minMaxAvg = 0.0_pReal, & !< current (min+max)/2 stiffness
|
|
S = 0.0_pReal !< current compliance (filled up with zeros)
|
|
real(pReal), private :: err_stress, err_div, err_divPrev, err_divDummy
|
|
logical, private :: ForwardData
|
|
integer(pInt), private :: &
|
|
totalIter = 0_pInt !< total iteration in current increment
|
|
real(pReal), private, dimension(3,3) :: mask_stress = 0.0_pReal
|
|
|
|
public :: &
|
|
basicPETSc_init, &
|
|
basicPETSc_solution, &
|
|
BasicPETSc_forward, &
|
|
basicPETSc_destroy
|
|
external :: &
|
|
VecDestroy, &
|
|
DMDestroy, &
|
|
DMDACreate3D, &
|
|
DMCreateGlobalVector, &
|
|
DMDASNESSetFunctionLocal, &
|
|
PETScFinalize, &
|
|
SNESDestroy, &
|
|
SNESGetNumberFunctionEvals, &
|
|
SNESGetIterationNumber, &
|
|
SNESSolve, &
|
|
SNESSetDM, &
|
|
SNESGetConvergedReason, &
|
|
SNESSetConvergenceTest, &
|
|
SNESSetFromOptions, &
|
|
SNESCreate, &
|
|
MPI_Abort
|
|
|
|
contains
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief allocates all neccessary fields and fills them with data, potentially from restart info
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine basicPETSc_init(temperature)
|
|
use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran >4.6 at the moment)
|
|
use IO, only: &
|
|
IO_intOut, &
|
|
IO_read_realFile, &
|
|
IO_timeStamp
|
|
use debug, only: &
|
|
debug_level, &
|
|
debug_spectral, &
|
|
debug_spectralRestart
|
|
use FEsolving, only: &
|
|
restartInc
|
|
use numerics, only: &
|
|
worldrank, &
|
|
worldsize
|
|
use DAMASK_interface, only: &
|
|
getSolverJobName
|
|
use DAMASK_spectral_Utilities, only: &
|
|
Utilities_init, &
|
|
Utilities_constitutiveResponse, &
|
|
Utilities_updateGamma, &
|
|
utilities_updateIPcoords, &
|
|
grid1Red, &
|
|
wgt
|
|
use mesh, only: &
|
|
gridLocal, &
|
|
gridGlobal, &
|
|
mesh_ipCoordinates
|
|
use math, only: &
|
|
math_invSym3333
|
|
|
|
implicit none
|
|
real(pReal), intent(inout) :: &
|
|
temperature
|
|
real(pReal), dimension(:,:,:,:,:), allocatable :: P
|
|
PetscScalar, dimension(:,:,:,:), pointer :: F
|
|
PetscErrorCode :: ierr
|
|
PetscObject :: dummy
|
|
real(pReal), dimension(3,3) :: &
|
|
temp33_Real = 0.0_pReal
|
|
integer(pInt), dimension(:), allocatable :: localK
|
|
integer(pInt) :: proc
|
|
character(len=1024) :: rankStr
|
|
|
|
call Utilities_init()
|
|
mainProcess: if (worldrank == 0_pInt) then
|
|
write(6,'(/,a)') ' <<<+- DAMASK_spectral_solverBasicPETSc init -+>>>'
|
|
write(6,'(a)') ' $Id$'
|
|
write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
|
|
#include "compilation_info.f90"
|
|
endif mainProcess
|
|
|
|
allocate (P (3,3,gridLocal(1),gridLocal(2),gridLocal(3)),source = 0.0_pReal)
|
|
!--------------------------------------------------------------------------------------------------
|
|
! allocate global fields
|
|
allocate (F_lastInc (3,3,gridLocal(1),gridLocal(2),gridLocal(3)),source = 0.0_pReal)
|
|
allocate (Fdot (3,3,gridLocal(1),gridLocal(2),gridLocal(3)),source = 0.0_pReal)
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! initialize solver specific parts of PETSc
|
|
call SNESCreate(PETSC_COMM_WORLD,snes,ierr); CHKERRQ(ierr)
|
|
allocate(localK(worldsize), source = 0); localK(worldrank+1) = gridLocal(3)
|
|
do proc = 1, worldsize
|
|
call MPI_Bcast(localK(proc),1,MPI_INTEGER,proc-1,PETSC_COMM_WORLD,ierr)
|
|
enddo
|
|
call DMDACreate3d(PETSC_COMM_WORLD, &
|
|
DM_BOUNDARY_NONE, DM_BOUNDARY_NONE, DM_BOUNDARY_NONE, & ! cut off stencil at boundary
|
|
DMDA_STENCIL_BOX, & ! Moore (26) neighborhood around central point
|
|
gridGlobal(1),gridGlobal(2),gridGlobal(3), & ! global grid
|
|
1, 1, worldsize, &
|
|
9, 0, & ! #dof (F tensor), ghost boundary width (domain overlap)
|
|
gridLocal (1),gridLocal (2),localK, & ! local grid
|
|
da,ierr) ! handle, error
|
|
CHKERRQ(ierr)
|
|
call DMCreateGlobalVector(da,solution_vec,ierr); CHKERRQ(ierr) ! global solution vector (grid x 9, i.e. every def grad tensor)
|
|
call DMDASNESSetFunctionLocal(da,INSERT_VALUES,BasicPETSC_formResidual,dummy,ierr) ! residual vector of same shape as solution vector
|
|
CHKERRQ(ierr)
|
|
call SNESSetDM(snes,da,ierr); CHKERRQ(ierr) ! connect snes to da
|
|
call SNESSetConvergenceTest(snes,BasicPETSC_converged,dummy,PETSC_NULL_FUNCTION,ierr) ! specify custom convergence check function "_converged"
|
|
CHKERRQ(ierr)
|
|
call SNESSetFromOptions(snes,ierr); CHKERRQ(ierr) ! pull it all together with additional cli arguments
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! init fields
|
|
call DMDAVecGetArrayF90(da,solution_vec,F,ierr); CHKERRQ(ierr) ! get the data out of PETSc to work with
|
|
|
|
if (restartInc == 1_pInt) then ! no deformation (no restart)
|
|
F_lastInc = spread(spread(spread(math_I3,3,gridLocal(1)),4,gridLocal(2)),5,gridLocal(3)) ! initialize to identity
|
|
F = reshape(F_lastInc,[9,gridLocal(1),gridLocal(2),gridLocal(3)])
|
|
elseif (restartInc > 1_pInt) then ! using old values from file
|
|
if (iand(debug_level(debug_spectral),debug_spectralRestart)/= 0 .and. worldrank == 0_pInt) &
|
|
write(6,'(/,a,'//IO_intOut(restartInc-1_pInt)//',a)') &
|
|
'reading values of increment ', restartInc - 1_pInt, ' from file'
|
|
flush(6)
|
|
write(rankStr,'(a1,i0)')'_',worldrank
|
|
call IO_read_realFile(777,'F'//trim(rankStr),trim(getSolverJobName()),size(F))
|
|
read (777,rec=1) F
|
|
close (777)
|
|
call IO_read_realFile(777,'F_lastInc'//trim(rankStr),trim(getSolverJobName()),size(F_lastInc))
|
|
read (777,rec=1) F_lastInc
|
|
close (777)
|
|
if (worldrank == 0_pInt) then
|
|
call IO_read_realFile(777,'F_aimDot',trim(getSolverJobName()),size(f_aimDot))
|
|
read (777,rec=1) f_aimDot
|
|
close (777)
|
|
endif
|
|
F_aim = reshape(sum(sum(sum(F,dim=4),dim=3),dim=2) * wgt, [3,3]) ! average of F
|
|
F_aim_lastInc = sum(sum(sum(F_lastInc,dim=5),dim=4),dim=3) * wgt ! average of F_lastInc
|
|
endif
|
|
|
|
call Utilities_updateIPcoords(F)
|
|
call Utilities_constitutiveResponse(F_lastInc, F, &
|
|
temperature, &
|
|
0.0_pReal, &
|
|
P, &
|
|
C_volAvg,C_minMaxAvg, & ! global average of stiffness and (min+max)/2
|
|
temp33_Real, &
|
|
.false., &
|
|
math_I3)
|
|
call DMDAVecRestoreArrayF90(da,solution_vec,F,ierr); CHKERRQ(ierr) ! write data back to PETSc
|
|
|
|
if (restartInc > 1_pInt .and. worldrank == 0_pInt) then ! using old values from files
|
|
if (iand(debug_level(debug_spectral),debug_spectralRestart)/= 0) &
|
|
write(6,'(/,a,'//IO_intOut(restartInc-1_pInt)//',a)') &
|
|
'reading more values of increment', restartInc - 1_pInt, 'from file'
|
|
flush(6)
|
|
call IO_read_realFile(777,'C_volAvg',trim(getSolverJobName()),size(C_volAvg))
|
|
read (777,rec=1) C_volAvg
|
|
close (777)
|
|
call IO_read_realFile(777,'C_volAvgLastInc',trim(getSolverJobName()),size(C_volAvgLastInc))
|
|
read (777,rec=1) C_volAvgLastInc
|
|
close (777)
|
|
call IO_read_realFile(777,'C_ref',trim(getSolverJobName()),size(C_minMaxAvg))
|
|
read (777,rec=1) C_minMaxAvg
|
|
close (777)
|
|
endif
|
|
|
|
call Utilities_updateGamma(C_minmaxAvg,.True.)
|
|
|
|
end subroutine basicPETSc_init
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief solution for the Basic PETSC scheme with internal iterations
|
|
!--------------------------------------------------------------------------------------------------
|
|
type(tSolutionState) function basicPETSc_solution( &
|
|
incInfoIn,guess,timeinc,timeinc_old,loadCaseTime,P_BC,F_BC,temperature_bc,rotation_BC,density)
|
|
use numerics, only: &
|
|
update_gamma, &
|
|
itmax, &
|
|
worldrank
|
|
use DAMASK_spectral_Utilities, only: &
|
|
tBoundaryCondition, &
|
|
Utilities_maskedCompliance, &
|
|
Utilities_updateGamma
|
|
use FEsolving, only: &
|
|
restartWrite, &
|
|
terminallyIll
|
|
|
|
implicit none
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! input data for solution
|
|
real(pReal), intent(in) :: &
|
|
timeinc, & !< increment in time for current solution
|
|
timeinc_old, & !< increment in time of last increment
|
|
loadCaseTime, & !< remaining time of current load case
|
|
temperature_bc, &
|
|
density
|
|
type(tBoundaryCondition), intent(in) :: &
|
|
P_BC, &
|
|
F_BC
|
|
character(len=*), intent(in) :: &
|
|
incInfoIn
|
|
real(pReal), dimension(3,3), intent(in) :: rotation_BC
|
|
logical, intent(in) :: &
|
|
guess
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! PETSc Data
|
|
PetscErrorCode :: ierr
|
|
SNESConvergedReason :: reason
|
|
incInfo = incInfoIn
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! update stiffness (and gamma operator)
|
|
S = Utilities_maskedCompliance(rotation_BC,P_BC%maskLogical,C_volAvg)
|
|
if (update_gamma) call Utilities_updateGamma(C_minmaxAvg,restartWrite)
|
|
|
|
BasicPETSc_solution%converged =.false.
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! set module wide availabe data
|
|
mask_stress = P_BC%maskFloat
|
|
params%P_BC = P_BC%values
|
|
params%rotation_BC = rotation_BC
|
|
params%timeinc = timeinc
|
|
params%timeincOld = timeinc_old
|
|
params%temperature = temperature_BC
|
|
params%density = density
|
|
|
|
call SNESSolve(snes,PETSC_NULL_OBJECT,solution_vec,ierr); CHKERRQ(ierr)
|
|
call SNESGetConvergedReason(snes,reason,ierr); CHKERRQ(ierr)
|
|
basicPETSc_solution%termIll = terminallyIll
|
|
terminallyIll = .false.
|
|
|
|
if (reason < 1) then
|
|
basicPETSC_solution%converged = .false.
|
|
basicPETSC_solution%iterationsNeeded = itmax
|
|
else
|
|
basicPETSC_solution%converged = .true.
|
|
basicPETSC_solution%iterationsNeeded = totalIter
|
|
endif
|
|
|
|
end function BasicPETSc_solution
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief forms the AL residual vector
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine BasicPETSC_formResidual(in,x_scal,f_scal,dummy,ierr)
|
|
use numerics, only: &
|
|
itmax, &
|
|
itmin
|
|
use numerics, only: &
|
|
worldrank
|
|
use mesh, only: &
|
|
gridLocal
|
|
use math, only: &
|
|
math_rotate_backward33, &
|
|
math_transpose33, &
|
|
math_mul3333xx33
|
|
use debug, only: &
|
|
debug_level, &
|
|
debug_spectral, &
|
|
debug_spectralRotation
|
|
use DAMASK_spectral_Utilities, only: &
|
|
wgt, &
|
|
field_realMPI, &
|
|
field_fourierMPI, &
|
|
Utilities_FFTforward, &
|
|
Utilities_FFTbackward, &
|
|
Utilities_fourierConvolution, &
|
|
Utilities_inverseLaplace, &
|
|
Utilities_constitutiveResponse, &
|
|
Utilities_divergenceRMS
|
|
use IO, only: &
|
|
IO_intOut
|
|
use FEsolving, only: &
|
|
terminallyIll
|
|
|
|
implicit none
|
|
DMDALocalInfo, dimension(DMDA_LOCAL_INFO_SIZE) :: &
|
|
in
|
|
PetscScalar, dimension(3,3, &
|
|
XG_RANGE,YG_RANGE,ZG_RANGE) :: &
|
|
x_scal
|
|
PetscScalar, dimension(3,3, &
|
|
X_RANGE,Y_RANGE,Z_RANGE) :: &
|
|
f_scal
|
|
PetscInt :: &
|
|
PETScIter, &
|
|
nfuncs
|
|
PetscObject :: dummy
|
|
PetscErrorCode :: ierr
|
|
|
|
call SNESGetNumberFunctionEvals(snes,nfuncs,ierr); CHKERRQ(ierr)
|
|
call SNESGetIterationNumber(snes,PETScIter,ierr); CHKERRQ(ierr)
|
|
|
|
if(nfuncs== 0 .and. PETScIter == 0) totalIter = -1_pInt ! new increment
|
|
if (totalIter <= PETScIter) then ! new iteration
|
|
!--------------------------------------------------------------------------------------------------
|
|
! report begin of new iteration
|
|
totalIter = totalIter + 1_pInt
|
|
if (worldrank == 0_pInt) then
|
|
write(6,'(1x,a,3(a,'//IO_intOut(itmax)//'))') trim(incInfo), &
|
|
' @ Iteration ', itmin, '≤',totalIter, '≤', itmax
|
|
if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) &
|
|
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') ' deformation gradient aim (lab) =', &
|
|
math_transpose33(math_rotate_backward33(F_aim,params%rotation_BC))
|
|
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') ' deformation gradient aim =', &
|
|
math_transpose33(F_aim)
|
|
endif
|
|
flush(6)
|
|
endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! evaluate constitutive response
|
|
call Utilities_constitutiveResponse(F_lastInc,x_scal,params%temperature,params%timeinc, &
|
|
f_scal,C_volAvg,C_minmaxAvg,P_av,ForwardData,params%rotation_BC)
|
|
call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr)
|
|
ForwardData = .false.
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! stress BC handling
|
|
F_aim_lastIter = F_aim
|
|
F_aim = F_aim - math_mul3333xx33(S, ((P_av - params%P_BC))) ! S = 0.0 for no bc
|
|
err_stress = maxval(abs(mask_stress * (P_av - params%P_BC))) ! mask = 0.0 for no bc
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! updated deformation gradient using fix point algorithm of basic scheme
|
|
field_realMPI = 0.0_pReal
|
|
field_realMPI(1:3,1:3,1:gridLocal(1),1:gridLocal(2),1:gridLocal(3)) = f_scal
|
|
call Utilities_FFTforward()
|
|
err_div = Utilities_divergenceRMS()
|
|
call Utilities_fourierConvolution(math_rotate_backward33(F_aim_lastIter-F_aim,params%rotation_BC))
|
|
call Utilities_FFTbackward()
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! constructing residual
|
|
f_scal = field_realMPI(1:3,1:3,1:gridLocal(1),1:gridLocal(2),1:gridLocal(3))
|
|
|
|
end subroutine BasicPETSc_formResidual
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief convergence check
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine BasicPETSc_converged(snes_local,PETScIter,xnorm,snorm,fnorm,reason,dummy,ierr)
|
|
use numerics, only: &
|
|
itmax, &
|
|
itmin, &
|
|
err_div_tolRel, &
|
|
err_div_tolAbs, &
|
|
err_stress_tolRel, &
|
|
err_stress_tolAbs, &
|
|
worldrank
|
|
use FEsolving, only: &
|
|
terminallyIll
|
|
|
|
implicit none
|
|
SNES :: snes_local
|
|
PetscInt :: PETScIter
|
|
PetscReal :: &
|
|
xnorm, &
|
|
snorm, &
|
|
fnorm
|
|
SNESConvergedReason :: reason
|
|
PetscObject :: dummy
|
|
PetscErrorCode :: ierr
|
|
real(pReal) :: &
|
|
divTol, &
|
|
stressTol
|
|
|
|
divTol = max(maxval(abs(P_av))*err_div_tolRel,err_div_tolAbs)
|
|
stressTol = max(maxval(abs(P_av))*err_stress_tolrel,err_stress_tolabs)
|
|
|
|
converged: if ((totalIter >= itmin .and. &
|
|
all([ err_div/divTol, &
|
|
err_stress/stressTol ] < 1.0_pReal)) &
|
|
.or. terminallyIll) then
|
|
reason = 1
|
|
elseif (totalIter >= itmax) then converged
|
|
reason = -1
|
|
else converged
|
|
reason = 0
|
|
endif converged
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! report
|
|
if (worldrank == 0_pInt) then
|
|
write(6,'(1/,a)') ' ... reporting .............................................................'
|
|
write(6,'(1/,a,f12.2,a,es8.2,a,es9.2,a)') ' error divergence = ', &
|
|
err_div/divTol, ' (',err_div,' / m, tol =',divTol,')'
|
|
write(6,'(a,f12.2,a,es8.2,a,es9.2,a)') ' error stress BC = ', &
|
|
err_stress/stressTol, ' (',err_stress, ' Pa, tol =',stressTol,')'
|
|
write(6,'(/,a)') ' ==========================================================================='
|
|
flush(6)
|
|
endif
|
|
|
|
end subroutine BasicPETSc_converged
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief forwarding routine
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine BasicPETSc_forward(guess,timeinc,timeinc_old,loadCaseTime,F_BC,P_BC,rotation_BC)
|
|
use math, only: &
|
|
math_mul33x33 ,&
|
|
math_rotate_backward33
|
|
use mesh, only: &
|
|
gridLocal
|
|
use DAMASK_spectral_Utilities, only: &
|
|
Utilities_calculateRate, &
|
|
Utilities_forwardField, &
|
|
utilities_updateIPcoords, &
|
|
tBoundaryCondition, &
|
|
cutBack
|
|
use IO, only: &
|
|
IO_write_JobRealFile
|
|
use FEsolving, only: &
|
|
restartWrite
|
|
use numerics, only: &
|
|
worldrank
|
|
|
|
implicit none
|
|
real(pReal), intent(in) :: &
|
|
timeinc_old, &
|
|
timeinc, &
|
|
loadCaseTime !< remaining time of current load case
|
|
type(tBoundaryCondition), intent(in) :: &
|
|
P_BC, &
|
|
F_BC
|
|
real(pReal), dimension(3,3), intent(in) :: rotation_BC
|
|
logical, intent(in) :: &
|
|
guess
|
|
PetscScalar, pointer :: F(:,:,:,:)
|
|
PetscErrorCode :: ierr
|
|
character(len=1024) :: rankStr
|
|
|
|
call DMDAVecGetArrayF90(da,solution_vec,F,ierr)
|
|
!--------------------------------------------------------------------------------------------------
|
|
! restart information for spectral solver
|
|
if (restartWrite) then
|
|
if (worldrank == 0_pInt) then
|
|
write(6,'(/,a)') ' writing converged results for restart'
|
|
flush(6)
|
|
endif
|
|
write(rankStr,'(a1,i0)')'_',worldrank
|
|
call IO_write_jobRealFile(777,'F'//trim(rankStr),size(F)) ! writing deformation gradient field to file
|
|
write (777,rec=1) F
|
|
close (777)
|
|
call IO_write_jobRealFile(777,'F_lastInc'//trim(rankStr),size(F_lastInc)) ! writing F_lastInc field to file
|
|
write (777,rec=1) F_lastInc
|
|
close (777)
|
|
if (worldrank == 0_pInt) then
|
|
call IO_write_jobRealFile(777,'F_aimDot',size(F_aimDot))
|
|
write (777,rec=1) F_aimDot
|
|
close(777)
|
|
call IO_write_jobRealFile(777,'C_volAvg',size(C_volAvg))
|
|
write (777,rec=1) C_volAvg
|
|
close(777)
|
|
call IO_write_jobRealFile(777,'C_volAvgLastInc',size(C_volAvgLastInc))
|
|
write (777,rec=1) C_volAvgLastInc
|
|
close(777)
|
|
endif
|
|
endif
|
|
|
|
call utilities_updateIPcoords(F)
|
|
if (cutBack) then
|
|
F_aim = F_aim_lastInc
|
|
F = reshape(F_lastInc, [9,gridLocal(1),gridLocal(2),gridLocal(3)])
|
|
C_volAvg = C_volAvgLastInc
|
|
else
|
|
ForwardData = .True.
|
|
C_volAvgLastInc = C_volAvg
|
|
!--------------------------------------------------------------------------------------------------
|
|
! calculate rate for aim
|
|
if (F_BC%myType=='l') then ! calculate f_aimDot from given L and current F
|
|
f_aimDot = F_BC%maskFloat * math_mul33x33(F_BC%values, F_aim)
|
|
elseif(F_BC%myType=='fdot') then ! f_aimDot is prescribed
|
|
f_aimDot = F_BC%maskFloat * F_BC%values
|
|
elseif(F_BC%myType=='f') then ! aim at end of load case is prescribed
|
|
f_aimDot = F_BC%maskFloat * (F_BC%values -F_aim)/loadCaseTime
|
|
endif
|
|
if (guess) f_aimDot = f_aimDot + P_BC%maskFloat * (F_aim - F_aim_lastInc)/timeinc_old
|
|
F_aim_lastInc = F_aim
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! update coordinates and rate and forward last inc
|
|
call utilities_updateIPcoords(F)
|
|
Fdot = Utilities_calculateRate(math_rotate_backward33(f_aimDot,rotation_BC), &
|
|
timeinc_old,guess,F_lastInc,reshape(F,[3,3,gridLocal(1),gridLocal(2),gridLocal(3)]))
|
|
F_lastInc = reshape(F, [3,3,gridLocal(1),gridLocal(2),gridLocal(3)])
|
|
endif
|
|
F_aim = F_aim + f_aimDot * timeinc
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! update local deformation gradient
|
|
F = reshape(Utilities_forwardField(timeinc,F_lastInc,Fdot, & ! ensure that it matches rotated F_aim
|
|
math_rotate_backward33(F_aim,rotation_BC)),[9,gridLocal(1),gridLocal(2),gridLocal(3)])
|
|
call DMDAVecRestoreArrayF90(da,solution_vec,F,ierr); CHKERRQ(ierr)
|
|
|
|
end subroutine BasicPETSc_forward
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief destroy routine
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine BasicPETSc_destroy()
|
|
use DAMASK_spectral_Utilities, only: &
|
|
Utilities_destroy
|
|
|
|
implicit none
|
|
PetscErrorCode :: ierr
|
|
|
|
call VecDestroy(solution_vec,ierr); CHKERRQ(ierr)
|
|
call SNESDestroy(snes,ierr); CHKERRQ(ierr)
|
|
call DMDestroy(da,ierr); CHKERRQ(ierr)
|
|
call Utilities_destroy()
|
|
|
|
end subroutine BasicPETSc_destroy
|
|
|
|
end module DAMASK_spectral_SolverBasicPETSc
|