WIP: Detector Template XML file

Write a detector template xml file

src/TestDetector.cpp

+#include <XML/Helper.h>
+
+using namespace dd4hep;
+
+static Ref_t createDetector(Detector& desc, xml_h handle, SensitiveDetector sens) {
+  xml::DetElement detElem = handle;
+  std::string     detName = detElem.nameStr();
+  int             detID   = detElem.id();
+
+  xml::Component dims      = detElem.dimensions();
+  double         rInner    = dims.inner_radius();
+  double         rMin      = dims.rmin();
+  double         thickness = dims.thickness();
+  double         innerZ    = dims.inner_z();
+  double         angle     = dims.angle();
+
+  Material mat = desc.material(detElem.materialStr());
+
+  Tube             outerTubeShape(rMin, rInner + thickness, innerZ + thickness);
+  Tube             innerTubeShape(0, rInner, innerZ);
+  SubtractionSolid unchamferedShape(outerTubeShape, innerTubeShape);
+  Cone             chamferShape(thickness, 0, rMin, 0, rMin + 2 * tan(angle) * thickness);
+  SubtractionSolid detShape(unchamferedShape, chamferShape, Position(0, 0, innerZ + thickness));
+  Volume           detVol(detName, detShape, mat);
+
+  detVol.setVisAttributes(desc.visAttributes(detElem.visStr()));
+
+  DetElement   det(detName, detID);
+  Volume       motherVol = desc.pickMotherVolume(det);
+  PlacedVolume detPV     = motherVol.placeVolume(detVol);
+  det.setPlacement(detPV);
+  return det;
+}
+
+// clang-format off
+DECLARE_DETELEMENT(TestDetector, createDetector)