ctools

<?xml version="1.0" encoding="UTF-8" standalone="no"?>

<source_library title="source library">

  <source name="subh" type="DiffuseSource">

    <spectrum file="energy_flux.txt" type="FileFunction">

      <parameter free="1" max="1e4" min="1e-4" name="Normalization" scale="1.0" value="1.0" />

    </spectrum>

    <spatialModel type="DiffuseIsotropic">   

      <parameter name="Value" scale="1.0" value="1.0" min="0.0" max="10.0" free="0"/>

    </spatialModel>

  </source>

  <source instrument="CTA" name="CTABackgroundModel" type="CTAIrfBackground">

    <spectrum type="PowerLaw">

      <parameter free="1" max="1e3" min="1e-3" name="Prefactor" scale="1.0" value="1.0" />

      <parameter free="0" max="1e2" min="1e-2" name="PivotEnergy" scale="1e6" value="1.0" />

      <parameter free="1" max="+5.0" min="-5.0" name="Index" scale="1.0" value="0.0" />

    </spectrum>

  </source>

</source_library>