added code for local damage

code/Makefile

@@ -348,7 +348,7 @@ COMPILE_MAXOPTI =$(OPENMP_FLAG_$(F90)) $(COMPILE_OPTIONS_$(F90)) $(STANDARD_CHEC
 ###################################################################################################
 COMPILED_FILES = prec.o DAMASK_spectral_interface.o IO.o libs.o numerics.o debug.o math.o \
                  FEsolving.o mesh.o material.o lattice.o \
-                 damage_none.o damage_gradient.o thermal_none.o thermal_conduction.o \
+                 damage_none.o damage_local.o damage_gradient.o thermal_none.o thermal_conduction.o \
                  constitutive_dislotwin.o constitutive_j2.o constitutive_phenopowerlaw.o \
                  constitutive_titanmod.o constitutive_nonlocal.o constitutive_none.o \
                  constitutive_damage.o constitutive_thermal.o constitutive.o crystallite.o \
@@ -435,11 +435,15 @@ constitutive_none.o:           constitutive_none.f90 \
 
 constitutive_damage.o:         constitutive_damage.f90 \
                                damage_none.o \
+                               damage_local.o \
                                damage_gradient.o
 
 damage_none.o:                 damage_none.f90 \
                                lattice.o
 
+damage_local.o:                damage_local.f90 \
+                               lattice.o
+
 damage_gradient.o:             damage_gradient.f90 \
                                lattice.o
 

code/constitutive.f90

@@ -432,6 +432,7 @@ subroutine constitutive_hooke_TandItsTangent(T, dT_dFe, Fe, ipc, ip, el)
    mappingConstitutive, &
    damageState, &
    phase_damage, &
+   DAMAGE_local_ID, &
    DAMAGE_gradient_ID, &
    thermalState, &
    phase_thermal, &
@@ -471,11 +472,18 @@ subroutine constitutive_hooke_TandItsTangent(T, dT_dFe, Fe, ipc, ip, el)
  phase = mappingConstitutive(2,ipc,ip,el)
  constituent = mappingConstitutive(1,ipc,ip,el)
  select case (phase_damage(phase))
-   case (DAMAGE_gradient_ID)
+   case (DAMAGE_local_ID)
-     damage = damageState(phase)%state(3,constituent) &
+     damage = damageState(phase)%state(2,constituent)* &
-            * damageState(phase)%state(3,constituent)
+              damageState(phase)%state(2,constituent)
      T = damage*T
      dT_dFe = damage*dT_dFe
+
+   case (DAMAGE_gradient_ID)
+     damage = damageState(phase)%state(3,constituent)* &
+              damageState(phase)%state(3,constituent)
+     T = damage*T
+     dT_dFe = damage*dT_dFe
+
  end select
  select case (phase_thermal(phase))
    case (THERMAL_conduction_ID)

code/constitutive_damage.f90

@@ -55,9 +55,12 @@ subroutine constitutive_damage_init
    damageState, &
    DAMAGE_none_ID, &
    DAMAGE_NONE_label, &
+   DAMAGE_local_ID, &
+   DAMAGE_LOCAL_label, &
    DAMAGE_gradient_ID, &
    DAMAGE_GRADIENT_label
 use damage_none
+use damage_local
 use damage_gradient
    
  implicit none
@@ -77,6 +80,7 @@ use damage_gradient
  if (.not. IO_open_jobFile_stat(FILEUNIT,material_localFileExt)) &                                  ! no local material configuration present...
    call IO_open_file(FILEUNIT,material_configFile)                                                  ! ... open material.config file
  if (any(phase_damage == DAMAGE_none_ID))       call damage_none_init(FILEUNIT)
+ if (any(phase_damage == DAMAGE_local_ID))      call damage_local_init(FILEUNIT)
  if (any(phase_damage == DAMAGE_gradient_ID))   call damage_gradient_init(FILEUNIT)
  close(FILEUNIT)
  
@@ -96,6 +100,10 @@ use damage_gradient
        outputName = DAMAGE_NONE_label
        thisOutput => null()
        thisSize   => null()
+     case (DAMAGE_local_ID)
+       outputName = DAMAGE_LOCAL_label
+       thisOutput => damage_local_output
+       thisSize   => damage_local_sizePostResult
      case (DAMAGE_gradient_ID)
        outputName = DAMAGE_GRADIENT_label
        thisOutput => damage_gradient_output
@@ -160,13 +168,16 @@ end subroutine constitutive_damage_microstructure
 !--------------------------------------------------------------------------------------------------
 !> @brief contains the constitutive equation for calculating the rate of change of microstructure 
 !--------------------------------------------------------------------------------------------------
-subroutine constitutive_damage_collectDotState(Tstar_v, Lp, ipc, ip, el)
+subroutine constitutive_damage_collectDotState(Tstar_v, Fe, Lp, ipc, ip, el)
  use material, only: &
    material_phase, &
    phase_damage, &
+   DAMAGE_local_ID, &
    DAMAGE_gradient_ID
  use damage_gradient, only:  &
    damage_gradient_dotState
+ use damage_local, only:  &
+   damage_local_dotState
 
  implicit none
  integer(pInt), intent(in) :: &
@@ -176,9 +187,13 @@ subroutine constitutive_damage_collectDotState(Tstar_v, Lp, ipc, ip, el)
  real(pReal),  intent(in), dimension(6) :: &
    Tstar_v                                                                                          !< 2nd Piola Kirchhoff stress tensor (Mandel)
  real(pReal),  intent(in), dimension(3,3) :: &
-   Lp
+   Lp, &
+   Fe
  
  select case (phase_damage(material_phase(ipc,ip,el)))
+   case (DAMAGE_local_ID)
+     call damage_local_dotState(Tstar_v, Fe, Lp, ipc, ip, el)
+
    case (DAMAGE_gradient_ID)
      call damage_gradient_dotState(Tstar_v, Lp, ipc, ip, el)
 
@@ -195,7 +210,10 @@ function constitutive_damage_postResults(ipc, ip, el)
    damageState, &
    material_phase, &
    phase_damage, &
+   DAMAGE_local_ID, &
    DAMAGE_gradient_ID
+ use damage_local, only:  &
+   damage_local_postResults
  use damage_gradient, only:  &
    damage_gradient_postResults
 
@@ -210,6 +228,9 @@ function constitutive_damage_postResults(ipc, ip, el)
  constitutive_damage_postResults = 0.0_pReal
  
  select case (phase_damage(material_phase(ipc,ip,el)))
+   case (DAMAGE_local_ID)
+     constitutive_damage_postResults = damage_local_postResults(ipc, ip, el)
+
    case (DAMAGE_gradient_ID)
      constitutive_damage_postResults = damage_gradient_postResults(ipc,ip,el)
  end select

code/crystallite.f90

@@ -53,9 +53,9 @@ module crystallite
    crystallite_Lp, &                                                                                !< current plastic velocitiy grad (end of converged time step)
    crystallite_Lp0, &                                                                               !< plastic velocitiy grad at start of FE inc
    crystallite_partionedLp0,&                                                                       !< plastic velocity grad at start of homog inc
+   crystallite_Fe, &                                                                                !< current "elastic" def grad (end of converged time step)
    crystallite_P                                                                                    !< 1st Piola-Kirchhoff stress per grain
  real(pReal),                dimension(:,:,:,:,:),    allocatable, private :: &
-   crystallite_Fe, &                                                                                !< current "elastic" def grad (end of converged time step)
    crystallite_subFe0,&                                                                             !< "elastic" def grad at start of crystallite inc
    crystallite_invFp, &                                                                             !< inverse of current plastic def grad (end of converged time step)
    crystallite_subFp0,&                                                                             !< plastic def grad at start of crystallite inc
@@ -1477,6 +1477,7 @@ subroutine crystallite_integrateStateRK4()
                                          crystallite_Fp, crystallite_temperature(i,e), &
                                          crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
        call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                crystallite_Fe(1:3,1:3,g,i,e), &
                                                 crystallite_Lp(1:3,1:3,g,i,e), &
                                                 g,i,e)
        call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -1641,6 +1642,7 @@ subroutine crystallite_integrateStateRK4()
                                              timeStepFraction(n)*crystallite_subdt(g,i,e), &               ! fraction of original timestep
                                              crystallite_subFrac, g,i,e)
            call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                    crystallite_Fe(1:3,1:3,g,i,e), &
                                                     crystallite_Lp(1:3,1:3,g,i,e), &
                                                     g,i,e)
            call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -1824,6 +1826,7 @@ subroutine crystallite_integrateStateRKCK45()
                                          crystallite_Fp, crystallite_temperature(i,e), &
                                          crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
        call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                crystallite_Fe(1:3,1:3,g,i,e), &
                                                 crystallite_Lp(1:3,1:3,g,i,e), &
                                                 g,i,e)
        call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -2031,6 +2034,7 @@ subroutine crystallite_integrateStateRKCK45()
                                            C(n)*crystallite_subdt(g,i,e), & ! fraction of original timestep
                                            crystallite_subFrac, g,i,e)
          call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                  crystallite_Fe(1:3,1:3,g,i,e), &
                                                   crystallite_Lp(1:3,1:3,g,i,e), &
                                                   g,i,e)
          call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -2392,6 +2396,7 @@ subroutine crystallite_integrateStateAdaptiveEuler()
                                            crystallite_Fp, crystallite_temperature(i,e), &
                                            crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
          call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                  crystallite_Fe(1:3,1:3,g,i,e), &
                                                   crystallite_Lp(1:3,1:3,g,i,e), &
                                                   g,i,e )
          call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -2522,6 +2527,7 @@ subroutine crystallite_integrateStateAdaptiveEuler()
                                            crystallite_Fp, crystallite_temperature(i,e), &
                                            crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
          call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                  crystallite_Fe(1:3,1:3,g,i,e), &
                                                   crystallite_Lp(1:3,1:3,g,i,e), &
                                                   g,i,e)
          call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -2743,6 +2749,7 @@ eIter = FEsolving_execElem(1:2)
                                            crystallite_Fp, crystallite_temperature(i,e), &
                                            crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
          call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                  crystallite_Fe(1:3,1:3,g,i,e), &
                                                   crystallite_Lp(1:3,1:3,g,i,e), &
                                                   g,i,e)
          call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -3029,6 +3036,7 @@ subroutine crystallite_integrateStateFPI()
                                          crystallite_Fp, crystallite_temperature(i,e), &
                                          crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
        call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                crystallite_Fe(1:3,1:3,g,i,e), &
                                                 crystallite_Lp(1:3,1:3,g,i,e), &
                                                 g,i,e)
        call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
@@ -3153,6 +3161,7 @@ endif
                                            crystallite_Fp, crystallite_temperature(i,e), &
                                            crystallite_subdt(g,i,e), crystallite_subFrac, g,i,e)
          call constitutive_damage_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
+                                                  crystallite_Fe(1:3,1:3,g,i,e), &
                                                   crystallite_Lp(1:3,1:3,g,i,e), &
                                                   g,i,e)
          call constitutive_thermal_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &

code/damage_local.f90

@@ -0,0 +1,340 @@
+!--------------------------------------------------------------------------------------------------
+! $Id: damage_local.f90 3210 2014-06-17 15:24:44Z MPIE\m.diehl $
+!--------------------------------------------------------------------------------------------------
+!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
+!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
+!> @brief material subroutine incoprorating dislocation and twinning physics
+!> @details to be done
+!--------------------------------------------------------------------------------------------------
+module damage_local
+ use prec, only: &
+   pReal, &
+   pInt
+
+ implicit none
+ private
+ integer(pInt),                       dimension(:),           allocatable,         public, protected :: &
+   damage_local_sizePostResults                                                           !< cumulative size of post results
+
+ integer(pInt),                       dimension(:,:),         allocatable, target, public :: &
+   damage_local_sizePostResult                                                            !< size of each post result output
+
+ character(len=64),                   dimension(:,:),         allocatable, target, public :: &
+   damage_local_output                                                                    !< name of each post result output
+   
+ integer(pInt),                       dimension(:),           allocatable,         private :: &
+   damage_local_Noutput                                                                   !< number of outputs per instance of this damage 
+
+ real(pReal),                         dimension(:),     allocatable,         public :: &
+   damage_local_crack_mobility, &
+   damage_local_aTol
+
+ enum, bind(c) 
+   enumerator :: undefined_ID, &
+                 local_damage_ID
+ end enum
+ integer(kind(undefined_ID)),         dimension(:,:),         allocatable,          private :: & 
+   damage_local_outputID                                                                  !< ID of each post result output
+
+
+ public :: &
+   damage_local_init, &
+   damage_local_stateInit, &
+   damage_local_aTolState, &
+   damage_local_dotState, &
+   damage_local_postResults
+
+contains
+
+
+!--------------------------------------------------------------------------------------------------
+!> @brief module initialization
+!> @details reads in material parameters, allocates arrays, and does sanity checks
+!--------------------------------------------------------------------------------------------------
+subroutine damage_local_init(fileUnit)
+ 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_constitutive,&
+   debug_levelBasic
+ use mesh, only: &
+   mesh_maxNips, &
+   mesh_NcpElems
+ use IO, only: &
+   IO_read, &
+   IO_lc, &
+   IO_getTag, &
+   IO_isBlank, &
+   IO_stringPos, &
+   IO_stringValue, &
+   IO_floatValue, &
+   IO_intValue, &
+   IO_warning, &
+   IO_error, &
+   IO_timeStamp, &
+   IO_EOF
+ use material, only: &
+   homogenization_maxNgrains, &
+   phase_damage, &
+   phase_damageInstance, &
+   phase_Noutput, &
+   DAMAGE_LOCAL_label, &
+   DAMAGE_local_ID, &
+   material_phase, &  
+   damageState, &
+   MATERIAL_partPhase
+ use numerics,only: &
+   numerics_integrator
+
+ implicit none
+ integer(pInt), intent(in) :: fileUnit
+
+ integer(pInt), parameter :: MAXNCHUNKS = 7_pInt
+ integer(pInt), dimension(1+2*MAXNCHUNKS) :: positions
+ integer(pInt) :: maxNinstance,mySize=0_pInt,phase,instance,o
+ integer(pInt) :: sizeState, sizeDotState
+ integer(pInt) :: NofMyPhase   
+ character(len=65536) :: &
+   tag  = '', &
+   line = ''
+  
+ write(6,'(/,a)')   ' <<<+-  damage_'//DAMAGE_LOCAL_label//' init  -+>>>'
+ write(6,'(a)')     ' $Id: damage_local.f90 3210 2014-06-17 15:24:44Z MPIE\m.diehl $'
+ write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
+#include "compilation_info.f90"
+ 
+ maxNinstance = int(count(phase_damage == DAMAGE_local_ID),pInt)
+ if (maxNinstance == 0_pInt) return
+ 
+ if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0_pInt) &
+   write(6,'(a16,1x,i5,/)') '# instances:',maxNinstance
+ 
+ allocate(damage_local_sizePostResults(maxNinstance),                     source=0_pInt)
+ allocate(damage_local_sizePostResult(maxval(phase_Noutput),maxNinstance),source=0_pInt)
+ allocate(damage_local_output(maxval(phase_Noutput),maxNinstance))
+          damage_local_output = ''
+ allocate(damage_local_outputID(maxval(phase_Noutput),maxNinstance),      source=undefined_ID)
+ allocate(damage_local_Noutput(maxNinstance),                             source=0_pInt) 
+ allocate(damage_local_crack_mobility(maxNinstance),                      source=0.0_pReal) 
+ allocate(damage_local_aTol(maxNinstance),                                source=0.0_pReal) 
+
+ rewind(fileUnit)
+ phase = 0_pInt
+ do while (trim(line) /= IO_EOF .and. IO_lc(IO_getTag(line,'<','>')) /= MATERIAL_partPhase)         ! wind forward to <phase>
+   line = IO_read(fileUnit)
+ enddo
+ 
+ parsingFile: do while (trim(line) /= IO_EOF)                                                       ! read through sections of phase part
+   line = IO_read(fileUnit)
+   if (IO_isBlank(line)) cycle                                                                      ! skip empty lines
+   if (IO_getTag(line,'<','>') /= '') then                                                          ! stop at next part
+     line = IO_read(fileUnit, .true.)                                                               ! reset IO_read
+     exit                                                                                           
+   endif   
+   if (IO_getTag(line,'[',']') /= '') then                                                          ! next phase section
+     phase = phase + 1_pInt                                                                         ! advance phase section counter
+     cycle                                                                                          ! skip to next line
+   endif
+   if (phase > 0_pInt ) then; if (phase_damage(phase) == DAMAGE_local_ID) then               ! do not short-circuit here (.and. with next if statemen). It's not safe in Fortran
+     instance = phase_damageInstance(phase)                                                     ! which instance of my damage is present phase
+     positions = IO_stringPos(line,MAXNCHUNKS)
+     tag = IO_lc(IO_stringValue(line,positions,1_pInt))                                             ! extract key
+     select case(tag)
+       case ('(output)')
+         select case(IO_lc(IO_stringValue(line,positions,2_pInt)))
+           case ('local_damage')
+             damage_local_Noutput(instance) = damage_local_Noutput(instance) + 1_pInt
+             damage_local_outputID(damage_local_Noutput(instance),instance) = local_damage_ID
+             damage_local_output(damage_local_Noutput(instance),instance) = &
+                                                       IO_lc(IO_stringValue(line,positions,2_pInt))
+          end select
+
+       case ('crack_mobility')
+         damage_local_crack_mobility(instance) = IO_floatValue(line,positions,2_pInt)
+
+       case ('atol_damage')
+         damage_local_aTol(instance) = IO_floatValue(line,positions,2_pInt)
+
+     end select
+   endif; endif
+ enddo parsingFile
+ 
+ initializeInstances: do phase = 1_pInt, size(phase_damage)
+   if (phase_damage(phase) == DAMAGE_local_ID) then
+     NofMyPhase=count(material_phase==phase)
+     instance = phase_damageInstance(phase)
+
+!--------------------------------------------------------------------------------------------------
+!  Determine size of postResults array
+     outputsLoop: do o = 1_pInt,damage_local_Noutput(instance)
+       select case(damage_local_outputID(o,instance))
+         case(local_damage_ID)
+           mySize = 1_pInt
+       end select
+ 
+       if (mySize > 0_pInt) then  ! any meaningful output found
+          damage_local_sizePostResult(o,instance) = mySize
+          damage_local_sizePostResults(instance)  = damage_local_sizePostResults(instance) + mySize
+       endif
+     enddo outputsLoop
+! Determine size of state array
+     sizeDotState              =   2_pInt
+     sizeState                 =   2_pInt
+                
+     damageState(phase)%sizeState = sizeState
+     damageState(phase)%sizeDotState = sizeDotState
+     damageState(phase)%sizePostResults = damage_local_sizePostResults(instance)
+     allocate(damageState(phase)%aTolState           (sizeState),                source=0.0_pReal)
+     allocate(damageState(phase)%state0              (sizeState,NofMyPhase),     source=0.0_pReal)
+     allocate(damageState(phase)%partionedState0     (sizeState,NofMyPhase),     source=0.0_pReal)
+     allocate(damageState(phase)%subState0           (sizeState,NofMyPhase),     source=0.0_pReal)
+     allocate(damageState(phase)%state               (sizeState,NofMyPhase),     source=0.0_pReal)
+     allocate(damageState(phase)%state_backup        (sizeState,NofMyPhase),     source=0.0_pReal)
+
+     allocate(damageState(phase)%dotState            (sizeDotState,NofMyPhase),  source=0.0_pReal)
+     allocate(damageState(phase)%deltaState          (sizeDotState,NofMyPhase),     source=0.0_pReal)
+     allocate(damageState(phase)%dotState_backup     (sizeDotState,NofMyPhase),  source=0.0_pReal)
+     if (any(numerics_integrator == 1_pInt)) then
+       allocate(damageState(phase)%previousDotState  (sizeDotState,NofMyPhase),  source=0.0_pReal)
+       allocate(damageState(phase)%previousDotState2 (sizeDotState,NofMyPhase),  source=0.0_pReal)
+     endif
+     if (any(numerics_integrator == 4_pInt)) &
+       allocate(damageState(phase)%RK4dotState       (sizeDotState,NofMyPhase),  source=0.0_pReal)
+     if (any(numerics_integrator == 5_pInt)) &
+       allocate(damageState(phase)%RKCK45dotState    (6,sizeDotState,NofMyPhase),source=0.0_pReal)
+
+     call damage_local_stateInit(phase,instance)
+     call damage_local_aTolState(phase,instance)
+   endif
+ 
+ enddo initializeInstances
+end subroutine damage_local_init
+
+!--------------------------------------------------------------------------------------------------
+!> @brief sets the relevant  NEW state values for a given instance of this damage
+!--------------------------------------------------------------------------------------------------
+subroutine damage_local_stateInit(phase,instance)
+ use material, only: &
+   damageState
+ 
+ implicit none
+ integer(pInt),              intent(in) :: instance                                                 !< number specifying the instance of the damage
+ integer(pInt),              intent(in) :: phase                                                    !< number specifying the phase of the damage
+
+ real(pReal), dimension(damageState(phase)%sizeState) :: tempState
+
+ tempState(1) = 0.0_pReal
+ tempState(2) = 1.0_pReal
+ damageState(phase)%state = spread(tempState,2,size(damageState(phase)%state(1,:)))
+ damageState(phase)%state0 = damageState(phase)%state
+ damageState(phase)%partionedState0 = damageState(phase)%state
+end subroutine damage_local_stateInit
+
+!--------------------------------------------------------------------------------------------------
+!> @brief sets the relevant state values for a given instance of this damage
+!--------------------------------------------------------------------------------------------------
+subroutine damage_local_aTolState(phase,instance)
+ use material, only: &
+  damageState
+
+ implicit none
+ integer(pInt), intent(in) ::  &
+   phase, &
+   instance                                                                                         ! number specifying the current instance of the damage
+ real(pReal), dimension(damageState(phase)%sizeState) :: tempTol
+
+ tempTol = damage_local_aTol(instance)
+ damageState(phase)%aTolState = tempTol
+end subroutine damage_local_aTolState
+ 
+!--------------------------------------------------------------------------------------------------
+!> @brief calculates derived quantities from state
+!--------------------------------------------------------------------------------------------------
+subroutine damage_local_dotState(Tstar_v, Fe, Lp, ipc, ip, el)
+ use material, only: &
+   mappingConstitutive, &
+   phase_damageInstance, &
+   damageState
+ use math, only: &
+   math_Mandel66to3333, &
+   math_mul33x33, &
+   math_mul3333xx33, &
+   math_transpose33, &
+   math_trace33, &
+   math_I3
+ use lattice, only: &
+   lattice_surfaceEnergy33, &
+   lattice_C66
+
+ implicit none
+ integer(pInt), intent(in) :: &
+   ipc, &                                                                                           !< component-ID of integration point
+   ip, &                                                                                            !< integration point
+   el                                                                                               !< element
+ real(pReal),  intent(in), dimension(6) :: &
+   Tstar_v                                                                                          !< 2nd Piola Kirchhoff stress tensor (Mandel)
+ real(pReal),  intent(in), dimension(3,3) :: &
+   Lp, &
+   Fe
+ integer(pInt) :: &
+   phase, constituent, instance
+ real(pReal) :: &
+   trialDamage, strain(3,3)
+
+ phase = mappingConstitutive(2,ipc,ip,el)
+ constituent = mappingConstitutive(1,ipc,ip,el)
+ instance = phase_damageInstance(phase)
+
+ strain = 0.5_pReal*(math_mul33x33(math_transpose33(Fe),Fe)-math_I3)
+ trialDamage = min(1.0_pReal, &
+                   (math_trace33(lattice_surfaceEnergy33(1:3,1:3,phase))/3.0_pReal)/ & 
+                   (abs(sum(strain*math_mul3333xx33(math_Mandel66to3333(lattice_C66(1:6,1:6,phase)),strain))) + &
+                    damageState(phase)%state(1,constituent)))
+ 
+ damageState(phase)%dotState(1,constituent) = &
+   0.0_pReal
+ damageState(phase)%dotState(2,constituent) = &
+   damage_local_crack_mobility(instance)* &
+   (trialDamage - damageState(phase)%state(2,constituent))
+  
+end subroutine damage_local_dotState
+
+ 
+!--------------------------------------------------------------------------------------------------
+!> @brief return array of constitutive results
+!--------------------------------------------------------------------------------------------------
+function damage_local_postResults(ipc,ip,el)
+ use material, only: &
+   mappingConstitutive, &
+   phase_damageInstance,& 
+   damageState
+
+ implicit none
+ integer(pInt),              intent(in) :: &
+   ipc, &                                                                                           !< component-ID of integration point
+   ip, &                                                                                            !< integration point
+   el                                                                                               !< element
+ real(pReal), dimension(damage_local_sizePostResults(phase_damageInstance(mappingConstitutive(2,ipc,ip,el)))) :: &
+   damage_local_postResults
+
+ integer(pInt) :: &
+   instance, phase, constituent, o, c
+   
+ phase = mappingConstitutive(2,ipc,ip,el)
+ constituent = mappingConstitutive(1,ipc,ip,el)
+ instance = phase_damageInstance(phase)
+
+ c = 0_pInt
+ damage_local_postResults = 0.0_pReal
+
+ do o = 1_pInt,damage_local_Noutput(instance)
+    select case(damage_local_outputID(o,instance))
+      case (local_damage_ID)
+        damage_local_postResults(c+1_pInt) = damageState(phase)%state(2,constituent)
+        c = c + 1
+
+    end select
+ enddo
+end function damage_local_postResults
+
+end module damage_local