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HIFI_Definition.xml
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HIFI_Definition.xml
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<?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="HIFI" valid-from ="1900-01-31 23:59:59"
valid-to ="2100-01-31 23:59:59"
last-modified="2011-03-17 16:00:00">
<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>
<!-- BRIEF DESCRIPTION OF HIFI INSTRUMENT:
Generated from engineering drawings of scintillators JSL 23/2/2011
-->
<parameter name="Default grouping file" type="string">
<value val="Grouping/HIFI_Detector_Grouping_LF_64.xml"/>
</parameter>
<!-- LIST OF PHYSICAL COMPONENTS (which the instrument consists of) -->
<!-- dummy components added for visualisation purposes.
To easy spot what geometry the instrument is in -->
<!--
<component type="along z">
<location />
</component>
<type name="along z">
<cylinder id="A">
<centre-of-bottom-base x="0.0" y="0.0" z="0.0" />
<axis x="0.0" y="0" z="1" />
<radius val="0.002" />
<height val="0.10" />
</cylinder>
</type>
<component type="along x">
<location />
</component>
<type name="along x">
<cylinder id="B">
<centre-of-bottom-base x="0.0" y="0.0" z="0.0" />
<axis x="1.0" y="0" z="0" />
<radius val="0.002" />
<height val="0.10" />
</cylinder>
</type>
<component type="along y">
<location />
</component>
<type name="along y">
<cylinder id="C">
<centre-of-bottom-base x="0.0" y="0.0" z="0.0" />
<axis x="0.0" y="1" z="0" />
<radius val="0.002" />
<height val="0.10" />
</cylinder>
</type>
-->
<!-- source and sample-position components -->
<component type="source">
<location z="-10.0" />
</component>
<type name="source" is="Source" />
<component type="some-sample-holder">
<location />
</component>
<type name="some-sample-holder" is="SamplePos">
<cylinder id="A">
<centre-of-bottom-base x="0.0" y="0.0" z="-0.001" />
<axis x="0.0" y="0" z="1" />
<radius val="0.02" />
<height val="0.002" />
</cylinder>
</type>
<!-- detector components -->
<component type="both-rings">
<location x="0.0" y="0.0" z="0.0"/>
</component>
<type name="both-rings" >
<component type="ring-forward" idlist="ids-forward">
<location x="0.0" y="0.0" z="0.0" name="front" />
</component>
<component type="ring-backward" idlist="ids-backward">
<location x="0.0" y="0.0" z="0.0" name="back" />
</component>
</type>
<type name="ring-forward">
<component type="forward-pixel">
<location rot="-180.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det01"/>
<location rot="-168.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det02"/>
<location rot="-157.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det03"/>
<location rot="-146.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det04"/>
<location rot="-135.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det05"/>
<location rot="-123.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det06"/>
<location rot="-112.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det07"/>
<location rot="-101.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det08"/>
<location rot="-90.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det09"/>
<location rot="-78.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det10"/>
<location rot="-67.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det11"/>
<location rot="-56.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det12"/>
<location rot="-45.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det13"/>
<location rot="-33.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det14"/>
<location rot="-22.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det15"/>
<location rot="-11.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det16"/>
<location rot="0.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det17"/>
<location rot="11.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det18"/>
<location rot="22.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det19"/>
<location rot="33.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det20"/>
<location rot="45.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det21"/>
<location rot="56.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det22"/>
<location rot="67.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det23"/>
<location rot="78.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det24"/>
<location rot="90.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det25"/>
<location rot="101.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det26"/>
<location rot="112.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det27"/>
<location rot="123.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det28"/>
<location rot="135.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det29"/>
<location rot="146.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det30"/>
<location rot="157.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det31"/>
<location rot="168.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det32"/>
</component>
</type>
<type name="ring-backward">
<component type="backward-pixel">
<location rot="168.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det33"/>
<location rot="157.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det34"/>
<location rot="146.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det35"/>
<location rot="135.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det36"/>
<location rot="123.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det37"/>
<location rot="112.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det38"/>
<location rot="101.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det39"/>
<location rot="90.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det40"/>
<location rot="78.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det41"/>
<location rot="67.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det42"/>
<location rot="56.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det43"/>
<location rot="45.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det44"/>
<location rot="33.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det45"/>
<location rot="22.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det46"/>
<location rot="11.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det47"/>
<location rot="0.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det48"/>
<location rot="-11.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det49"/>
<location rot="-22.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det50"/>
<location rot="-33.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det51"/>
<location rot="-45.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det52"/>
<location rot="-56.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det53"/>
<location rot="-67.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det54"/>
<location rot="-78.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det55"/>
<location rot="-90.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det56"/>
<location rot="-101.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det57"/>
<location rot="-112.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det58"/>
<location rot="-123.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det59"/>
<location rot="-135.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det60"/>
<location rot="-146.25" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det61"/>
<location rot="-157.50" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det62"/>
<location rot="-168.75" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det63"/>
<location rot="-180.00" axis-x="0.0" axis-y="0.0" axis-z="1.0" name="det64"/>
</component>
</type>
<!-- these are oriented in the top position in each ring at the final z position -->
<type name="forward-pixel">
<component type="pixel">
<location x="0.0" y="0.072" z="-0.0785" rot="90" axis-x="0.0" axis-y="1.0" axis-z="0.0"/>
</component>
</type>
<type name="backward-pixel">
<component type="pixel">
<location x="0.0" y="0.072" z="0.0785" rot="-90" axis-x="0.0" axis-y="1.0" axis-z="0.0"/>
</component>
</type>
<type name="pixel" is="detector">
<!-- It is implicitely assumed here that the front y-z plane (looking down
the x-axis) is the surface that see the neutron beam. This surface is
6.2..20.8 mm along z and 74mm along y and the depth along x is 5mm.
defined with "origin" centred in the front face, then translate z by 72mm.
for forward detector use, rotate 90 deg clockwise (looking towards +y direction)
then translate by 78.5mm along z. Reverse for backward.
this defines "top" element.
Rotate about z in multiples of 11.25 deg to get others -->
<hexahedron id="shape">
<left-front-bottom-point x="0.0" y="-0.037" z="-0.0031" />
<right-front-bottom-point x="0.0" y="-0.037" z="0.0031" />
<left-front-top-point x="0.0" y="0.037" z="-0.0104" />
<right-front-top-point x="0.0" y="0.037" z="0.0104" />
<left-back-bottom-point x="0.005" y="-0.037" z="-0.0031" />
<right-back-bottom-point x="0.005" y="-0.037" z="0.0031" />
<left-back-top-point x="0.005" y="0.037" z="-0.0104" />
<right-back-top-point x="0.005" y="0.037" z="0.0104" />
</hexahedron>
<algebra val="shape" />
</type>
<!-- DETECTOR ID LISTS -->
<idlist idname="ids-forward">
<id start="1" end="32" />
</idlist>
<idlist idname="ids-backward">
<id start="33" end="64" />
</idlist>
</instrument>