<OpenGeoSysProject>
  <meshes>
    <mesh axially_symmetric="true">square_1x1_quad_1e0.vtu</mesh>
    <mesh axially_symmetric="true">square_1x1_quad_1e0_left.vtu</mesh>
    <mesh axially_symmetric="true">square_1x1_quad_1e0_right.vtu</mesh>
    <mesh axially_symmetric="true">square_1x1_quad_1e0_top.vtu</mesh>
    <mesh axially_symmetric="true">square_1x1_quad_1e0_bottom.vtu</mesh>
  </meshes>
  <processes>
    <process>
      <name>RM</name>
      <type>RICHARDS_MECHANICS</type>
      <integration_order>2</integration_order>
      <jacobian_assembler>
        <type>Analytical</type>
      </jacobian_assembler>
      <constitutive_relation>
        <type>MFront</type>
        <behaviour>ModCamClay_semiExpl_constE</behaviour>
        <material_properties>
          <material_property name="YoungModulus" parameter="YoungModulus" />
          <material_property name="PoissonRatio" parameter="PoissonRatio" />
          <material_property name="CriticalStateLineSlope" parameter="CriticalStateLineSlope" />
          <material_property name="SwellingLineSlope" parameter="SwellingLineSlope" />
          <material_property name="VirginConsolidationLineSlope" parameter="VirginConsolidationLineSlope" />
          <material_property name="CharacteristicPreConsolidationPressure" parameter="InitialPreConsolidationPressure" />
        </material_properties>
        <initial_values>
          <state_variable name="PreConsolidationPressure" parameter="InitialPreConsolidationPressure" />
          <state_variable name="VolumeRatio" parameter="InitialVolumeRatio" />
        </initial_values>
      </constitutive_relation>
      <process_variables>
        <pressure>pressure</pressure>
        <displacement>displacement</displacement>
      </process_variables>
      <secondary_variables>
        <secondary_variable name="ElasticStrain" />
        <secondary_variable name="EquivalentPlasticStrain" />
        <secondary_variable name="PreConsolidationPressure" />
        <secondary_variable name="PlasticVolumetricStrain" />
        <secondary_variable name="sigma" />
        <secondary_variable name="swelling_stress" />
        <secondary_variable name="epsilon" />
        <secondary_variable name="velocity" />
        <secondary_variable name="saturation" />
        <secondary_variable name="VolumeRatio" />
        <secondary_variable name="transport_porosity" />
        <secondary_variable name="dry_density_solid" />
      </secondary_variables>
      <specific_body_force>0 0</specific_body_force>
      <initial_stress>sigma0</initial_stress>
      <explicit_hm_coupling_in_unsaturated_zone>false</explicit_hm_coupling_in_unsaturated_zone>
      <mass_lumping>true</mass_lumping>
    </process>
  </processes>
  <media>
    <medium>
      <phases>
        <phase>
          <type>AqueousLiquid</type>
          <properties>
            <property>
              <name>viscosity</name>
              <type>Constant</type>
              <value>1e-3</value>
            </property>
            <property>
              <name>density</name>
              <type>Constant</type>
              <value>1e3</value>
            </property>
          </properties>
        </phase>
        <phase>
          <type>Solid</type>
          <properties>
            <property>
              <name>density</name>
              <type>Constant</type>
              <value>2780.0</value>
            </property>
          </properties>
        </phase>
      </phases>
      <properties>
        <property>
          <name>permeability</name>
          <type>Constant</type>
          <value>1e-12</value>
        </property>
        <property>
          <name>porosity</name>
          <type>PorosityFromMassBalance</type>
          <initial_porosity>phi0</initial_porosity>
          <minimal_porosity>0</minimal_porosity>
          <maximal_porosity>1</maximal_porosity>
        </property>
        <property>
          <name>reference_temperature</name>
          <type>Constant</type>
          <value>293.15</value>
        </property>
        <property>
          <name>relative_permeability</name>
          <type>RelativePermeabilityVanGenuchten</type>
          <residual_liquid_saturation>0.0</residual_liquid_saturation>
          <residual_gas_saturation>0</residual_gas_saturation>
          <exponent>0.01</exponent>
          <minimum_relative_permeability_liquid>1e-2</minimum_relative_permeability_liquid>
        </property>
        <property>
          <name>saturation</name>
          <type>SaturationVanGenuchten</type>
          <residual_liquid_saturation>0.0</residual_liquid_saturation>
          <residual_gas_saturation>0</residual_gas_saturation>
          <exponent>0.4</exponent>
          <p_b>1e4</p_b>
        </property>
        <property>
          <name>bishops_effective_stress</name>
          <type>BishopsPowerLaw</type>
          <exponent>1</exponent>
        </property>
        <property>
          <name>biot_coefficient</name>
          <type>Constant</type>
          <value>1.0</value>
        </property>
      </properties>
    </medium>
  </media>
  <time_loop>
    <processes>
      <process ref="RM">
        <nonlinear_solver>basic_newton</nonlinear_solver>
        <convergence_criterion>
          <type>PerComponentDeltaX</type>
          <norm_type>NORM2</norm_type>
          <reltols>1e-10 1e0 1e-9</reltols>
        </convergence_criterion>
        <time_discretization>
          <type>BackwardEuler</type>
        </time_discretization>
        <time_stepping>
          <type>IterationNumberBasedTimeStepping</type>
          <t_initial>0</t_initial>
          <t_end>1000</t_end>
          <initial_dt>1000</initial_dt>
          <minimum_dt>100</minimum_dt>
          <maximum_dt>1000</maximum_dt>
          <number_iterations>1 5 10 15</number_iterations>
          <multiplier>1.2 1.0 0.8 0.6</multiplier>
        </time_stepping>
      </process>
    </processes>
    <output>
      <type>VTK</type>
      <prefix>mfront_restart_part1</prefix>
      <suffix>ts{:timestep}_t_{:time}</suffix>
      <timesteps>
        <pair>
          <repeat>1</repeat>
          <each_steps>1</each_steps>
        </pair>
      </timesteps>
      <variables />
    </output>
  </time_loop>
  <parameters>
    <parameter>
      <name>sigma0</name>
      <type>Function</type>
      <expression>-5e3</expression>
      <expression>-5e3</expression>
      <expression>-5e3</expression>
      <expression>0</expression>
    </parameter>
    <parameter>
      <name>YoungModulus</name>
      <type>Constant</type>
      <value>52e6</value>
    </parameter>
    <parameter>
      <name>PoissonRatio</name>
      <type>Constant</type>
      <value>0.3</value>
    </parameter>
    <parameter>
      <name>CriticalStateLineSlope</name>
      <type>Constant</type>
      <value>1.2</value>
    </parameter>
    <parameter>
      <name>SwellingLineSlope</name>
      <type>Constant</type>
      <value>6.6e-3</value>
    </parameter>
    <parameter>
      <name>VirginConsolidationLineSlope</name>
      <type>Constant</type>
      <value>7.7e-2</value>
    </parameter>
    <parameter>
      <name>InitialPreConsolidationPressure</name>
      <type>Constant</type>
      <value>2e5</value>
    </parameter>
    <parameter>
      <name>InitialVolumeRatio</name>
      <type>Constant</type>
      <value>1.78571428571428571429</value>
    </parameter>
    <parameter>
      <name>displacement0</name>
      <type>Constant</type>
      <values>0 0</values>
    </parameter>
    <parameter>
      <name>zero</name>
      <type>Constant</type>
      <value>0.0</value>
    </parameter>
    <parameter>
      <name>phi0</name>
      <type>Constant</type>
      <value>0.432</value>
    </parameter>
    <parameter>
      <name>top_pressure</name>
      <type>Constant</type>
      <value>-1e5</value>
    </parameter>
    <parameter>
      <name>pressure_ic</name>
      <type>Constant</type>
      <value>-5e3</value>
    </parameter>
  </parameters>
  <process_variables>
    <process_variable>
      <name>displacement</name>
      <components>2</components>
      <order>1</order>
      <initial_condition>displacement0</initial_condition>
      <boundary_conditions>
        <boundary_condition>
          <mesh>square_1x1_quad_1e0_left</mesh>
          <type>Dirichlet</type>
          <component>0</component>
          <parameter>zero</parameter>
        </boundary_condition>
        <boundary_condition>
          <mesh>square_1x1_quad_1e0_bottom</mesh>
          <type>Dirichlet</type>
          <component>1</component>
          <parameter>zero</parameter>
        </boundary_condition>
        <boundary_condition>
          <mesh>square_1x1_quad_1e0_top</mesh>
          <type>Neumann</type>
          <component>1</component>
          <parameter>top_pressure</parameter>
        </boundary_condition>
        <boundary_condition>
          <mesh>square_1x1_quad_1e0_right</mesh>
          <type>Dirichlet</type>
          <component>0</component>
          <parameter>zero</parameter>
        </boundary_condition>
      </boundary_conditions>
    </process_variable>
    <process_variable>
      <name>pressure</name>
      <components>1</components>
      <order>1</order>
      <initial_condition>pressure_ic</initial_condition>
      <boundary_conditions>
        <boundary_condition>
          <mesh>square_1x1_quad_1e0_top</mesh>
          <type>Dirichlet</type>
          <parameter>pressure_ic</parameter>
        </boundary_condition>
      </boundary_conditions>
    </process_variable>
  </process_variables>
  <nonlinear_solvers>
    <nonlinear_solver>
      <name>basic_newton</name>
      <type>Newton</type>
      <max_iter>60</max_iter>
      <linear_solver>general_linear_solver</linear_solver>
    </nonlinear_solver>
  </nonlinear_solvers>
  <linear_solvers>
    <linear_solver>
      <name>general_linear_solver</name>
      <eigen>
        <solver_type>SparseLU</solver_type>
        <scaling>true</scaling>
      </eigen>
    </linear_solver>
  </linear_solvers>
  <test_definition>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>displacement</field>
      <absolute_tolerance>2e-14</absolute_tolerance>
      <relative_tolerance>0</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>sigma</field>
      <absolute_tolerance>1e-9</absolute_tolerance>
      <relative_tolerance>0</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>epsilon</field>
      <absolute_tolerance>1e-15</absolute_tolerance>
      <relative_tolerance>0</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>pressure</field>
      <absolute_tolerance>1e-15</absolute_tolerance>
      <relative_tolerance>1e-15</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>velocity</field>
      <absolute_tolerance>1e-15</absolute_tolerance>
      <relative_tolerance>1e-15</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>MassFlowRate</field>
      <absolute_tolerance>1e-15</absolute_tolerance>
      <relative_tolerance>0</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <regex>mfront_restart_part1_ts_.*_t_.*.vtu</regex>
      <field>NodalForces</field>
      <absolute_tolerance>1e-10</absolute_tolerance>
      <relative_tolerance>0</relative_tolerance>
    </vtkdiff>
  </test_definition>
</OpenGeoSysProject>