<?xml version="1.0" ?><simulation xmds-version="2">
  <testing>
    <command_line>mpirun -n 4 ./vibstring_mpi_aliases</command_line>
    <xsil_file absolute_tolerance="1e-7" expected="vibstring_mpi_aliases_expected.xsil" name="vibstring_mpi_aliases.xsil" relative_tolerance="1e-5"/>
    <xsil_file absolute_tolerance="1e-7" expected="nonlocal_access_test_expected.xsil" name="nonlocal_access_test.xsil" relative_tolerance="1e-5"/>
  </testing>
  
  <name>vibstring_mpi_aliases</name>
  <author>Graham Dennis</author>
  <description>
    Vibrating string
  </description>
  
  <features>
    <benchmark/>
    <error_check/>
    <bing/>
    <fftw plan="estimate"/>

    <globals>
      <![CDATA[
      const real T = 10.0;
      const real mass = 1e-3;
      const real length = 1.0;
      const real mu = mass/length;
      ]]>
    </globals>
    <diagnostics/>
  </features>
  
  <geometry>
    <propagation_dimension> t </propagation_dimension>
    <transverse_dimensions>
      <dimension aliases="y" domain="(0, 1)" lattice="100" name="x"/>
    </transverse_dimensions>
  </geometry>
  
  <driver name="distributed-mpi"/>
  
  <vector initial_basis="x" name="main" type="complex">
    <components>
      u uDot
    </components>
    <initialisation>
      <![CDATA[
        u = exp(-100.0*(x-0.5)*(x-0.5));
        uDot = 0.0;
      ]]>
    </initialisation>
  </vector>
  
  <computed_vector dimensions="x y" name="nonlocal_access_test" type="complex">
    <components>g</components>
    <evaluation>
      <dependencies>main</dependencies>
      <![CDATA[
      g = u(x => x) * conj(u(x => y));
      ]]>
    </evaluation>
  </computed_vector>
  
  <sequence>
    <integrate algorithm="RK4" interval="2e-3" steps="100">
      <samples>50 50</samples>
      <computed_vector dimensions="" name="moment_creator" type="real">
        <components>moment</components>
        <evaluation>
          <dependencies basis="kx"> main </dependencies>
          <![CDATA[
            moment = mod2(u);
          ]]>
        </evaluation>
      </computed_vector>
      <operators>
        <operator constant="yes" kind="ex">
          <operator_names>L</operator_names>
          <![CDATA[
            L = -T*kx*kx/mu;
          ]]>
        </operator>
        <integration_vectors>main</integration_vectors>
        <dependencies>moment_creator</dependencies>
        <![CDATA[
          du_dt = uDot;
          duDot_dt = L[u];
          moment;
        ]]>
      </operators>
    </integrate>
    <breakpoint filename="nonlocal_access_test.xsil">
      <dependencies>nonlocal_access_test</dependencies>
    </breakpoint>
  </sequence>
  
  <output>
    <sampling_group basis="x" initial_sample="yes">
      <moments>amp</moments>
      <dependencies>main</dependencies>
      <![CDATA[
        amp = u.Re();
      ]]>
    </sampling_group>
    <sampling_group basis="kx(50)" initial_sample="no">
      <moments>amp</moments>
      <dependencies>main</dependencies>
      <![CDATA[
        amp = u.Re();
        
      ]]>
    </sampling_group>
  </output>

<info>
Script compiled with XMDS2 version VERSION_PLACEHOLDER (SUBVERSION_REVISION_PLACEHOLDER)
See http://www.xmds.org for more information.
</info>

<XSIL Name="breakpoint">
  <Param Name="n_independent">2</Param>
  <Array Name="variables" Type="Text">
    <Dim>4</Dim>
    <Stream><Metalink Format="Text" Delimiter=" \n"/>
x y gR gI 
    </Stream>
  </Array>
  <Array Name="data" Type="double">
    <Dim>100</Dim>
    <Dim>100</Dim>
    <Dim>4</Dim>
    <Stream><Metalink Format="HDF5" Type="Remote" Group="/1"/>
nonlocal_access_test_expected.h5
    </Stream>
  </Array>
</XSIL>
</simulation>
