378 lines
18 KiB
Fortran
378 lines
18 KiB
Fortran
!--------------------------------------------------------------------------------------------------
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! $Id: damage_gradient.f90 3210 2014-06-17 15:24:44Z MPIE\m.diehl $
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!--------------------------------------------------------------------------------------------------
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!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
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!> @brief material subroutine incoprorating dislocation and twinning physics
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!> @details to be done
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!--------------------------------------------------------------------------------------------------
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module damage_gradient
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use prec, only: &
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pReal, &
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pInt
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implicit none
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private
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integer(pInt), dimension(:), allocatable, public, protected :: &
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damage_gradient_sizeDotState, & !< number of dotStates
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damage_gradient_sizeState, & !< total number of microstructural state variables
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damage_gradient_sizePostResults !< cumulative size of post results
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integer(pInt), dimension(:,:), allocatable, target, public :: &
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damage_gradient_sizePostResult !< size of each post result output
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character(len=64), dimension(:,:), allocatable, target, public :: &
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damage_gradient_output !< name of each post result output
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integer(pInt), dimension(:), allocatable, private :: &
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damage_gradient_Noutput !< number of outputs per instance of this damage
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real(pReal), dimension(:), allocatable, private :: &
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damage_gradient_crack_mobility
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enum, bind(c)
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enumerator :: undefined_ID, &
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local_damage_ID, &
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gradient_damage_ID
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end enum
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integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
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damage_gradient_outputID !< ID of each post result output
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public :: &
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damage_gradient_init, &
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damage_gradient_stateInit, &
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damage_gradient_aTolState, &
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damage_gradient_microstructure, &
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damage_gradient_dotState, &
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damage_gradient_postResults
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contains
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!--------------------------------------------------------------------------------------------------
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!> @brief module initialization
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!> @details reads in material parameters, allocates arrays, and does sanity checks
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!--------------------------------------------------------------------------------------------------
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subroutine damage_gradient_init(fileUnit)
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use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
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use debug, only: &
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debug_level,&
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debug_constitutive,&
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debug_levelBasic
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use mesh, only: &
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mesh_maxNips, &
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mesh_NcpElems
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use IO, only: &
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IO_read, &
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IO_lc, &
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IO_getTag, &
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IO_isBlank, &
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IO_stringPos, &
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IO_stringValue, &
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IO_floatValue, &
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IO_intValue, &
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IO_warning, &
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IO_error, &
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IO_timeStamp, &
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IO_EOF
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use material, only: &
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homogenization_maxNgrains, &
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phase_damage, &
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phase_damageInstance, &
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phase_Noutput, &
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DAMAGE_GRADIENT_label, &
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DAMAGE_gradient_ID, &
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material_phase, &
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damageState, &
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MATERIAL_partPhase
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use numerics,only: &
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numerics_integrator
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implicit none
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integer(pInt), intent(in) :: fileUnit
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integer(pInt), parameter :: MAXNCHUNKS = 7_pInt
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integer(pInt), dimension(1+2*MAXNCHUNKS) :: positions
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integer(pInt) :: maxNinstance,mySize=0_pInt,phase,instance,o
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integer(pInt) :: sizeState, sizeDotState
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integer(pInt) :: NofMyPhase
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character(len=65536) :: &
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tag = '', &
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line = ''
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write(6,'(/,a)') ' <<<+- damage_'//DAMAGE_GRADIENT_label//' init -+>>>'
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write(6,'(a)') ' $Id: damage_gradient.f90 3210 2014-06-17 15:24:44Z MPIE\m.diehl $'
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write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
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#include "compilation_info.f90"
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maxNinstance = int(count(phase_damage == DAMAGE_gradient_ID),pInt)
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if (maxNinstance == 0_pInt) return
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if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0_pInt) &
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write(6,'(a16,1x,i5,/)') '# instances:',maxNinstance
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allocate(damage_gradient_sizeDotState(maxNinstance), source=0_pInt)
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allocate(damage_gradient_sizeState(maxNinstance), source=0_pInt)
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allocate(damage_gradient_sizePostResults(maxNinstance), source=0_pInt)
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allocate(damage_gradient_sizePostResult(maxval(phase_Noutput),maxNinstance),source=0_pInt)
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allocate(damage_gradient_output(maxval(phase_Noutput),maxNinstance))
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damage_gradient_output = ''
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allocate(damage_gradient_outputID(maxval(phase_Noutput),maxNinstance), source=undefined_ID)
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allocate(damage_gradient_Noutput(maxNinstance), source=0_pInt)
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allocate(damage_gradient_crack_mobility(maxNinstance), source=0.0_pReal)
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rewind(fileUnit)
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phase = 0_pInt
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do while (trim(line) /= IO_EOF .and. IO_lc(IO_getTag(line,'<','>')) /= MATERIAL_partPhase) ! wind forward to <phase>
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line = IO_read(fileUnit)
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enddo
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parsingFile: do while (trim(line) /= IO_EOF) ! read through sections of phase part
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line = IO_read(fileUnit)
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if (IO_isBlank(line)) cycle ! skip empty lines
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if (IO_getTag(line,'<','>') /= '') then ! stop at next part
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line = IO_read(fileUnit, .true.) ! reset IO_read
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exit
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endif
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if (IO_getTag(line,'[',']') /= '') then ! next phase section
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phase = phase + 1_pInt ! advance phase section counter
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cycle ! skip to next line
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endif
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if (phase > 0_pInt ) then; if (phase_damage(phase) == DAMAGE_gradient_ID) then ! do not short-circuit here (.and. with next if statemen). It's not safe in Fortran
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instance = phase_damageInstance(phase) ! which instance of my damage is present phase
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positions = IO_stringPos(line,MAXNCHUNKS)
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tag = IO_lc(IO_stringValue(line,positions,1_pInt)) ! extract key
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select case(tag)
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case ('(output)')
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select case(IO_lc(IO_stringValue(line,positions,2_pInt)))
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case ('local_damage')
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damage_gradient_outputID(damage_gradient_Noutput(instance),instance) = local_damage_ID
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damage_gradient_Noutput(instance) = damage_gradient_Noutput(instance) + 1_pInt
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damage_gradient_output(damage_gradient_Noutput(instance),instance) = &
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IO_lc(IO_stringValue(line,positions,2_pInt))
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case ('gradient_damage')
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damage_gradient_outputID(damage_gradient_Noutput(instance),instance) = gradient_damage_ID
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damage_gradient_Noutput(instance) = damage_gradient_Noutput(instance) + 1_pInt
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damage_gradient_output(damage_gradient_Noutput(instance),instance) = &
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IO_lc(IO_stringValue(line,positions,2_pInt))
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end select
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case ('crack_mobility')
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damage_gradient_crack_mobility(instance) = IO_floatValue(line,positions,2_pInt)
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end select
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endif; endif
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enddo parsingFile
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initializeInstances: do phase = 1_pInt, size(phase_damage)
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if (phase_damage(phase) == DAMAGE_gradient_ID) then
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NofMyPhase=count(material_phase==phase)
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instance = phase_damageInstance(phase)
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damage_gradient_sizeDotState(instance) = 1_pInt
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damage_gradient_sizeState(instance) = 3_pInt
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!--------------------------------------------------------------------------------------------------
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! Determine size of postResults array
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outputsLoop: do o = 1_pInt,damage_gradient_Noutput(instance)
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select case(damage_gradient_outputID(o,instance))
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case(local_damage_ID, &
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gradient_damage_ID &
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)
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mySize = 1_pInt
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end select
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if (mySize > 0_pInt) then ! any meaningful output found
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damage_gradient_sizePostResult(o,instance) = mySize
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damage_gradient_sizePostResults(instance) = damage_gradient_sizePostResults(instance) + mySize
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endif
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enddo outputsLoop
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! Determine size of state array
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sizeDotState = damage_gradient_sizeDotState(instance)
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sizeState = damage_gradient_sizeState (instance)
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damageState(phase)%sizeState = sizeState
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damageState(phase)%sizeDotState = sizeDotState
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allocate(damageState(phase)%aTolState (sizeState), source=0.0_pReal)
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allocate(damageState(phase)%state0 (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%partionedState0 (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%subState0 (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%state (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%state_backup (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%dotState (sizeDotState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%deltaState (sizeDotState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%dotState_backup (sizeDotState,NofMyPhase), source=0.0_pReal)
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if (any(numerics_integrator == 1_pInt)) then
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allocate(damageState(phase)%previousDotState (sizeDotState,NofMyPhase), source=0.0_pReal)
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allocate(damageState(phase)%previousDotState2 (sizeDotState,NofMyPhase), source=0.0_pReal)
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endif
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if (any(numerics_integrator == 4_pInt)) &
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allocate(damageState(phase)%RK4dotState (sizeDotState,NofMyPhase), source=0.0_pReal)
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if (any(numerics_integrator == 5_pInt)) &
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allocate(damageState(phase)%RKCK45dotState (6,sizeDotState,NofMyPhase),source=0.0_pReal)
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call damage_gradient_stateInit(phase,instance)
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call damage_gradient_aTolState(phase,instance)
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endif
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enddo initializeInstances
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end subroutine damage_gradient_init
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!--------------------------------------------------------------------------------------------------
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!> @brief sets the relevant NEW state values for a given instance of this damage
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!--------------------------------------------------------------------------------------------------
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subroutine damage_gradient_stateInit(phase,instance)
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use material, only: &
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damageState
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implicit none
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integer(pInt), intent(in) :: instance !< number specifying the instance of the damage
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integer(pInt), intent(in) :: phase !< number specifying the phase of the damage
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real(pReal), dimension(damageState(phase)%sizeState) :: tempState
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tempState(1) = 0.0_pReal
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tempState(2:3) = 1.0_pReal
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damageState(phase)%state = spread(tempState,2,size(damageState(phase)%state(1,:)))
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damageState(phase)%state0 = damageState(phase)%state
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damageState(phase)%partionedState0 = damageState(phase)%state
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end subroutine damage_gradient_stateInit
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!--------------------------------------------------------------------------------------------------
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!> @brief sets the relevant state values for a given instance of this damage
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!--------------------------------------------------------------------------------------------------
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subroutine damage_gradient_aTolState(phase,instance)
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use material, only: &
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damageState
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implicit none
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integer(pInt), intent(in) :: &
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phase, &
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instance ! number specifying the current instance of the damage
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real(pReal), dimension(damageState(phase)%sizeState) :: tempTol
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tempTol = 0.0_pReal
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damageState(phase)%aTolState = tempTol
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end subroutine damage_gradient_aTolState
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!--------------------------------------------------------------------------------------------------
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!> @brief calculates derived quantities from state
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!--------------------------------------------------------------------------------------------------
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subroutine damage_gradient_microstructure(Tstar_v, Fe, ipc, ip, el)
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use material, only: &
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mappingConstitutive, &
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phase_damageInstance, &
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damageState
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use numerics, only: &
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charLength
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use math, only: &
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math_Mandel6to33, &
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math_mul33x33, &
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math_transpose33, &
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math_I3
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use lattice, only: &
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lattice_surfaceEnergy33
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implicit none
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integer(pInt), intent(in) :: &
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ipc, & !< component-ID of integration point
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ip, & !< integration point
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el !< element
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real(pReal), intent(in), dimension(6) :: &
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Tstar_v !< 2nd Piola Kirchhoff stress tensor (Mandel)
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real(pReal), intent(in), dimension(3,3) :: &
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Fe
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integer(pInt) :: &
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instance, phase, constituent
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real(pReal) :: &
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damage
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phase = mappingConstitutive(2,ipc,ip,el)
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constituent = mappingConstitutive(1,ipc,ip,el)
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instance = phase_damageInstance(phase)
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damage = damageState(phase)%state(3,constituent)*damageState(phase)%state(3,constituent)
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damageState(phase)%state(2,constituent) = &
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min(1.0_pReal, &
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2.0_pReal*charLength*maxval(lattice_surfaceEnergy33(1:3,1:3,phase))/ &
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(0.125_pReal*sum(math_Mandel6to33(Tstar_v/damage)*(math_mul33x33(math_transpose33(Fe),Fe)-math_I3)) + &
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0.5_pReal*damageState(phase)%state(1,constituent)) &
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)
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end subroutine damage_gradient_microstructure
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!--------------------------------------------------------------------------------------------------
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!> @brief calculates derived quantities from state
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!--------------------------------------------------------------------------------------------------
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subroutine damage_gradient_dotState(Tstar_v, Lp, ipc, ip, el)
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use material, only: &
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mappingConstitutive, &
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phase_damageInstance, &
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damageState
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use math, only: &
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math_Mandel6to33
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implicit none
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integer(pInt), intent(in) :: &
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ipc, & !< component-ID of integration point
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ip, & !< integration point
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el !< element
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real(pReal), intent(in), dimension(6) :: &
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Tstar_v !< 2nd Piola Kirchhoff stress tensor (Mandel)
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real(pReal), intent(in), dimension(3,3) :: &
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Lp
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integer(pInt) :: &
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instance, phase, constituent
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phase = mappingConstitutive(2,ipc,ip,el)
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constituent = mappingConstitutive(1,ipc,ip,el)
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instance = phase_damageInstance(phase)
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damageState(phase)%dotState(1,constituent) = &
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sum(abs(math_Mandel6to33(Tstar_v)*Lp))
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end subroutine damage_gradient_dotState
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!--------------------------------------------------------------------------------------------------
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!> @brief return array of constitutive results
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!--------------------------------------------------------------------------------------------------
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function damage_gradient_postResults(ipc,ip,el)
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use material, only: &
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mappingConstitutive, &
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phase_damageInstance,&
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damageState
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implicit none
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integer(pInt), intent(in) :: &
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ipc, & !< component-ID of integration point
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ip, & !< integration point
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el !< element
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real(pReal), dimension(damage_gradient_sizePostResults(phase_damageInstance(mappingConstitutive(2,ipc,ip,el)))) :: &
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damage_gradient_postResults
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integer(pInt) :: &
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instance, phase, constituent, o, c
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phase = mappingConstitutive(2,ipc,ip,el)
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constituent = mappingConstitutive(1,ipc,ip,el)
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instance = phase_damageInstance(phase)
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c = 0_pInt
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damage_gradient_postResults = 0.0_pReal
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do o = 1_pInt,damage_gradient_Noutput(instance)
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select case(damage_gradient_outputID(o,instance))
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case (local_damage_ID)
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damage_gradient_postResults(c+1_pInt) = damageState(phase)%state(2,constituent)
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c = c + 1
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case (gradient_damage_ID)
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damage_gradient_postResults(c+1_pInt) = damageState(phase)%state(3,constituent)
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c = c + 1
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end select
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enddo
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end function damage_gradient_postResults
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end module damage_gradient
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