DNS-PSD_Definition.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- For help on the notation used to specify an Instrument Definition File see http://www.mantidproject.org/IDF -->
<instrument xmlns="http://www.mantidproject.org/IDF/1.0"
            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
            xsi:schemaLocation="http://www.mantidproject.org/IDF/1.0 http://schema.mantidproject.org/IDF/1.0/IDFSchema.xsd"
	    name="DNS-PSD" valid-from="2018-05-01 23:59:59" valid-to="2100-01-31 23:59:59" last-modified="2018-07-11 10:17:17">
  <!-- Author: t.mueller@fz-juelich.de -->
  <defaults>
    <length unit="meter" />
    <angle unit="degree" />
    <reference-frame>
      <!-- The z-axis is set parallel to and in the direction of the beam. the 
             y-axis points up and the coordinate system is right handed. -->
      <along-beam axis="z" />
      <pointing-up axis="y" />
      <handedness val="right" />
    </reference-frame>
  </defaults>
  <!-- chopper -->
  <component type="moderator">
    <location z="-0.4" />
  </component>
  <type name="moderator" is="Source"></type>
  <!-- Sample position -->
  <component type="sample-position">
    <location y="0.0" x="0.0" z="0.0" />
  </component>
  <type name="sample-position" is="SamplePos" />
  <!-- Detector IDs -->
  <idlist idname="psd_detectors">
    <id start="1000" end="123879" />
  </idlist>
  <!-- Detector list def -->
  <component type="psd_detectors" idlist="psd_detectors">
    <location />
  </component>
  <!-- Detector Banks -->
  <type name="psd_detectors">   
        <component type="psd_banks">
      <location>
        <parameter name="r-position">
            <value val="0"/>
        </parameter>
        <parameter name="t-position">
            <logfile id="deterota" eq="5.5+value" extract-single-value-as="first_value"/>
        </parameter>
        <parameter name="p-position">
            <value val="0"/>
        </parameter>
        <parameter name="rotx">
            <value val="0"/>
        </parameter>
        <parameter name="roty">
            <logfile id="deterota"  eq="5.5+value" extract-single-value-as="first_value"/>
        </parameter>
        <parameter name="rotz">
            <value val="0"/>
        </parameter> 
      </location>
    </component>
  </type>
  <!-- Definition of the PSD detector bank (made of 128 tubes each with 960 pixel) -->
  <type name="psd_banks">
    <component type="psd_tube">
      <locations r="0.878000" t="5.5000000" t-end="145.532" p="0.0" name="psdtube_" n-elements="128" />
    </component>
  </type> 
  <!-- Definition of psd_tube -->
  <type name="psd_tube">
    <component type="psd_pixel">
     <locations y="-0.513" y-end="0.447" n-elements="960" name="psdpixel_"/>
    </component>
  </type>
  <type name="psd_pixel" is="detector">
    <cylinder id="shape">
      <centre-of-bottom-base x="0.0" y="-0.0005" z="0.0" />
      <axis x="0.0" y="1.0" z="0.0" />
      <radius val="0.00635" />
      <height val="0.001" /> 
    </cylinder>
    <algebra val="shape" />
  </type>

  
</instrument>