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<?xml version="1.0" encoding="UTF-8"?>
<lccdd>
<comment>
---------------
Silicon Tracker
---------------
https://github.com/reynier0611/g4lblvtx/blob/master/macros/auxiliary_studies/simplified_geometry/Fun4All_G4_simplified_v2.C
With some added info on ITS3 chip from
https://indico.bnl.gov/event/10677/contributions/45591/attachments/33204/53254/20210318-IR2%40EIC-SVT.pdf
To be used as standin until we get more detailed specs from the working group on the tracker.
Note that most details are replaced with
Note: initial implementation with hard-coded values,
TODO: add parametrization
</comment>
<define>
<constant name="TrackerBarrelSpaceFrame_width" value="42.0*mm"/>
<constant name="TrackerBarrelSpaceFrame_height" value="sqrt(3.0)*42.0*mm/2.0"/>
<constant name="TrackerSensor_thickness" value="0.03*mm"/>
<constant name="TrackerBarrel_thickness" value="0.55/100*9.37*cm"/>
<constant name="TrackerBarrelService_thickness" value="TrackerBarrel_thickness-TrackerSensor_thickness"/>
<comment>
Layer_rOffset is used to add inside space so the _rmin value is the nominal sensor radius.
</comment>
<constant name="TrackerBarrelLayer_rOffset" value="0.5*cm"/>
<constant name="TrackerBarrel1_rmin1" value="21.0*cm"/>
<constant name="TrackerBarrel1_rmin2" value="TrackerBarrel1_rmin1 + TrackerBarrelSpaceFrame_width"/>
<constant name="TrackerBarrel1_length1" value="54.0*cm"/>
<constant name="TrackerBarrel1_length2" value="60.0*cm"/>
<constant name="TrackerBarrel2_rmin1" value="39.3*cm"/>
<constant name="TrackerBarrel2_rmin2" value="TrackerBarrel2_rmin1 + TrackerBarrelSpaceFrame_width"/>
<constant name="TrackerBarrel2_length1" value="105.0*cm"/>
<constant name="TrackerBarrel2_length2" value="114.0*cm"/>
<constant name="TrackerBarrelGroup1_thickness" value="TrackerBarrel1_rmin2 - TrackerBarrel1_rmin1"/>
<constant name="TrackerBarrelGroup2_thickness" value="TrackerBarrel2_rmin2 - TrackerBarrel2_rmin1"/>
<constant name="TrackerBarrelGroup1_length" value="TrackerBarrel1_length2"/>
<constant name="TrackerBarrelGroup2_length" value="TrackerBarrel2_length2"/>
<constant name="TrackerEndcap_thickness" value="0.25/100*9.37*cm"/>
<constant name="TrackerEndcapService_thickness" value="TrackerEndcap_thickness-TrackerSensor_thickness"/>
<constant name="TrackerEndcap_nLayers" value="3"/>
<constant name="TrackerEndcapInner_zmin" value="25.0*cm"/>
<constant name="TrackerEndcapInner_zmax" value="49.0*cm"/>
<constant name="TrackerEndcapOuter_zmin" value="73.0*cm"/>
<constant name="TrackerEndcapOuter_zmax" value="121.0*cm"/>
<constant name="TrackerEndcapOuter_deltaz" value="(TrackerEndcapOuter_zmax-TrackerEndcapOuter_zmin)/(TrackerEndcap_nLayers-1)" />
<constant name="TrackerEndcapInner1_rmin" value="Beampipe_rmax+1.0*cm"/>
<constant name="TrackerEndcapInner2_rmin" value="Beampipe_rmax+1.0*cm"/>
<constant name="TrackerEndcapOuter_rmin" value="3.18*cm"/>
<constant name="TrackerEndcapInner1_rmax" value="18.5*cm"/>
<constant name="TrackerEndcapInner2_rmax" value="18.5*cm + TrackerBarrelGroup1_thickness"/>
<constant name="TrackerEndcapOuter_rmax" value="43.23*cm"/>
<comment> TODO: These should be computed </comment>
<constant name="TrackerBarrelGroup1_NModules" value="30"/>
<constant name="TrackerBarrelGroup2_NModules" value="56"/>
</define>
<display>
</display>
<detectors>
<detector id="TrackerSubAssemblyLayer1_ID"
name="TrackerSubAssemblyLayer1"
type="DD4hep_SubdetectorAssembly"
vis="TrackerSubAssemblyVis">
<!--
<composite name="VertexTrackerEndcapN"/>
<composite name="VertexTrackerEndcapP"/>
-->
<composite name="TrackerBarrel_Inner1"/>
</detector>
<comment>
Inner Tracker Barrel (group 1)
</comment>
<detector
id="TrackerBarrel_Layer1_ID"
name="TrackerBarrel_Inner1"
type="athena_TrackerBarrel"
readout="TrackerBarrelHits"
insideTrackingVolume="true">
<dimensions
rmin="TrackerBarrel1_rmin1-TrackerBarrelLayer_rOffset"
rmax="TrackerBarrel1_rmin2-TrackerBarrelLayer_rOffset + TrackerBarrelGroup1_thickness"
length="TrackerBarrelGroup1_length"/>
<comment>
Tracker Barrel Modules
</comment>
<module name="TrackerBarrelGroup1_Module1" vis="PurpleVis">
<frame
width="TrackerBarrelSpaceFrame_width"
height="TrackerBarrelSpaceFrame_height"
length="TrackerBarrel1_length1"
thickness="0.1*mm" material="CarbonFiber_25percent" vis="BlueGreenVis" />
<module_component name="silicon"
width="TrackerBarrelSpaceFrame_width"
length="TrackerBarrel1_length1-0.1*mm" thickness="0.05*mm" material="Silicon" sensitive="true">
<position z="-0.025*mm" y="0*mm"/>
</module_component>
</module>
<comment>
Tracker Barrel Inner Layers
</comment>
<layer module="TrackerBarrelGroup1_Module1" id="1" vis="VertexVis">
<barrel_envelope
inner_r="TrackerBarrel1_rmin1-TrackerBarrelLayer_rOffset"
outer_r="TrackerBarrel1_rmin1-TrackerBarrelLayer_rOffset + TrackerBarrelGroup1_thickness"
z_length="TrackerBarrel1_length1"/>
<rphi_layout phi_tilt="10.0*degree" nphi="TrackerBarrelGroup1_NModules" phi0="0.0" rc="TrackerBarrel1_rmin1" dr="0.0 * mm"/>
<z_layout dr="0.0 * mm" z0="0.0 * mm" nz="1"/>
</layer>
<layer module="TrackerBarrelGroup1_Module1" id="2" vis="VertexVis">
<barrel_envelope
inner_r="TrackerBarrel1_rmin2-TrackerBarrelLayer_rOffset"
outer_r="TrackerBarrel1_rmin2-TrackerBarrelLayer_rOffset + TrackerBarrelGroup1_thickness"
z_length="TrackerBarrel1_length2"/>
<rphi_layout phi_tilt="10.0*degree" nphi="TrackerBarrelGroup1_NModules" phi0="0.0" rc="TrackerBarrel1_rmin2" dr="0.0 * mm"/>
<z_layout dr="0.0 * mm" z0="0.0 * mm" nz="1"/>
</layer>
</detector>
<comment>
Outer tracker barrel (Group2)
</comment>
<detector
id="TrackerBarrel_Layer2_ID"
name="TrackerBarrel_Outer2"
type="athena_TrackerBarrel"
readout="TrackerBarrelHits"
insideTrackingVolume="true">
<dimensions
rmin="TrackerBarrel2_rmin1-TrackerBarrelLayer_rOffset"
rmax="TrackerBarrel2_rmin2-TrackerBarrelLayer_rOffset + TrackerBarrelGroup2_thickness"
length="TrackerBarrelGroup2_length"/>
<comment>
Tracker Barrel Modules
</comment>
<module name="TrackerBarrelGroup2_Module1" vis="PurpleVis">
<frame
width="TrackerBarrelSpaceFrame_width"
height="TrackerBarrelSpaceFrame_height"
length="TrackerBarrel2_length1"
thickness="0.1*mm" material="CarbonFiber_25percent" vis="BlueGreenVis" />
<module_component name="silicon"
width="TrackerBarrelSpaceFrame_width"
length="TrackerBarrel2_length1-0.1*mm"
thickness="0.05*mm" material="Silicon" sensitive="true">
<position z="-0.025*mm" y="0*mm"/>
</module_component>
</module>
<comment>
Tracker Barrel Inner Layers
</comment>
<layer module="TrackerBarrelGroup2_Module1" id="1" vis="VertexVis">
<barrel_envelope
inner_r="TrackerBarrel2_rmin1-TrackerBarrelLayer_rOffset"
outer_r="TrackerBarrel2_rmin1-TrackerBarrelLayer_rOffset + TrackerBarrelGroup2_thickness"
z_length="TrackerBarrelGroup2_length"/>
<rphi_layout phi_tilt="10.0*degree" nphi="TrackerBarrelGroup2_NModules" phi0="0.0" rc="TrackerBarrel2_rmin1" dr="0.0 * mm"/>
<z_layout dr="0.0 * mm" z0="0.0 * mm" nz="1"/>
</layer>
<layer module="TrackerBarrelGroup2_Module1" id="2" vis="VertexVis">
<barrel_envelope
inner_r="TrackerBarrel2_rmin2-TrackerBarrelLayer_rOffset"
outer_r="TrackerBarrel2_rmin2-TrackerBarrelLayer_rOffset + TrackerBarrelGroup2_thickness"
z_length="TrackerBarrelGroup2_length"/>
<rphi_layout phi_tilt="10.0*degree" nphi="TrackerBarrelGroup2_NModules" phi0="0.0" rc="TrackerBarrel2_rmin2" dr="0.0 * mm"/>
<z_layout dr="0.0 * mm" z0="0.0 * mm" nz="1"/>
</layer>
</detector>
<!--
<detector id="VertexEndcapP_ID" name="VertexTrackerEndcapP" type="ref_DiskTracker"
insideTrackingVolume="true" reflect="false" vis="AnlRed">
<position x="0" y="0" z="0"/>
<layer id="1" vis="AnlOrange"
inner_z="VertexTrackerEndcapP_zmin + 0*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapP_rmin"
outer_r="VertexTrackerEndcapP_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="2" vis="AnlOrange"
inner_z="VertexTrackerEndcapP_zmin + 1*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapP_rmin"
outer_r="VertexTrackerEndcapP_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="3" vis="AnlOrange"
inner_z="VertexTrackerEndcapP_zmin + 2*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapP_rmin"
outer_r="VertexTrackerEndcapP_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="4" vis="AnlOrange"
inner_z="VertexTrackerEndcapP_zmin + 3*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapP_rmin"
outer_r="VertexTrackerEndcapP_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="5" vis="AnlOrange"
inner_z="VertexTrackerEndcapP_zmin + 4*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapP_rmin"
outer_r="VertexTrackerEndcapP_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
</detector>
<detector id="VertexEndcapN_ID" name="VertexTrackerEndcapN" type="ref_DiskTracker"
insideTrackingVolume="true" reflect="true" vis="AnlRed">
<position x="0" y="0" z="0"/>
<layer id="1" vis="AnlOrange"
inner_z="VertexTrackerEndcapN_zmin + 0*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapN_rmin"
outer_r="VertexTrackerEndcapN_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="2" vis="AnlOrange"
inner_z="VertexTrackerEndcapN_zmin + 1*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapN_rmin"
outer_r="VertexTrackerEndcapN_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="3" vis="AnlOrange"
inner_z="VertexTrackerEndcapN_zmin + 2*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapN_rmin"
outer_r="VertexTrackerEndcapN_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="4" vis="AnlOrange"
inner_z="VertexTrackerEndcapN_zmin + 3*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapN_rmin"
outer_r="VertexTrackerEndcapN_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
<layer id="5" vis="AnlOrange"
inner_z="VertexTrackerEndcapN_zmin + 4*VertexTrackerEndcap_delta"
inner_r="VertexTrackerEndcapN_rmin"
outer_r="VertexTrackerEndcapN_rmax">
<slice material="Air" thickness="1.0*mm" vis="AnlOrange" />
</layer>
</detector>
-->
</detectors>
<readouts>
<readout name="TrackerBarrelHits">
<segmentation type="CartesianGridXY" grid_size_x="0.150*mm" grid_size_y="0.150*mm" />
<id>system:8,barrel:2,layer:4,module:12,sensor:2,x:32:-16,y:-16</id>
</readout>
<readout name="TrackerEndcapHits">
<segmentation type="CartesianGridXY" grid_size_x="0.20*mm" grid_size_y="0.20*mm" />
<id>system:8,barrel:2,layer:4,module:12,sensor:2,x:32:-16,y:-16</id>
</readout>
</readouts>
</lccdd>