asd

Author: f3sch

Detectors/ITSMFT/ITS/base/src/GeometryTGeo.cxx

@@ -422,12 +422,15 @@ TGeoHMatrix* GeometryTGeo::extractMatrixSensor(int index) const
   // account for the difference between physical sensitive layer (where charge collection is simulated) and effective sensor thicknesses
   double delta = Segmentation::SensorLayerThickness - Segmentation::SensorLayerThicknessEff;
 #ifdef ENABLE_UPGRADES
+  static TGeoTranslation tra;
   if (mIsLayerITS3[getLayer(index)]) {
     delta = its3::SegmentationSuperAlpide::mSensorLayerThickness - its3::SegmentationSuperAlpide::mSensorLayerThicknessEff;
+  } else {
+    tra.SetDy(0.5 * delta);
   }
-#endif
-
+#else
   static TGeoTranslation tra(0., 0.5 * delta, 0.);
+#endif
 
   matTmp *= tra;
 
@@ -885,7 +888,7 @@ void GeometryTGeo::extractSensorXAlpha(int isn, float& x, float& alp)
 #ifdef ENABLE_UPGRADES
   if (mIsLayerITS3[iLayer]) {
     // We need to calcualte the line tangent at the mid-point in the geometry
-    const auto radius = o2::its3::constants::radii[iLayer];
+    auto radius = o2::its3::constants::radii[iLayer];
     const auto phi1 = o2::its3::constants::tile::width / radius;
     const auto phi2 = o2::its3::constants::pixelarray::width / radius + phi1;
     const auto phi3 = (phi2 - phi1) / 2.; // mid-point in phi