FairModule IsSensitive checks medium property not volume name

rlalik · rlalik · commit 4de536ee0542 · 2026-03-27T18:31:48.000+01:00
This is faster way of checking the sensitivity property however medium needs to have proper sensitivity flag set.
diff --git a/examples/MQ/pixelDetector/src/Pixel.cxx b/examples/MQ/pixelDetector/src/Pixel.cxx
@@ -162,11 +162,6 @@ void Pixel::ConstructGeometry()
     ConstructASCIIGeometry<PixelGeo, PixelGeoPar>("PixelGeoPar");
 }
 
-Bool_t Pixel::IsSensitive(const std::string& name)
-{
-    return name.find("Pixel") != std::string::npos;
-}
-
 PixelPoint* Pixel::AddHit(Int_t trackID,
                           Int_t detID,
                           TVector3 pos,
diff --git a/examples/MQ/pixelDetector/src/Pixel.h b/examples/MQ/pixelDetector/src/Pixel.h
@@ -62,7 +62,6 @@ class Pixel : public FairDetector
 
     void EndOfEvent() override;
 
-    Bool_t IsSensitive(const std::string& name) override;
     FairModule* CloneModule() const override;
 
   private:
diff --git a/examples/common/passive/FairMagnet.cxx b/examples/common/passive/FairMagnet.cxx
@@ -41,12 +41,6 @@ void FairMagnet::ConstructGeometry()
     }
 }
 
-Bool_t FairMagnet::IsSensitive(const std::string& /*name*/)
-{
-    // just to get rid of the warrning during run, not need this is a passive element!
-    return kFALSE;
-}
-
 void FairMagnet::ConstructASCIIGeometry()
 {
     FairModule::ConstructASCIIGeometry<FairGeoMagnet, FairGeoPassivePar>("FairGeoPassivePar");
diff --git a/examples/common/passive/FairMagnet.h b/examples/common/passive/FairMagnet.h
@@ -21,7 +21,6 @@ class FairMagnet : public FairModule
     virtual ~FairMagnet();
     void ConstructGeometry();
     void ConstructASCIIGeometry();
-    Bool_t IsSensitive(const std::string& name);
 
     virtual FairModule* CloneModule() const;
 
diff --git a/examples/simulation/Tutorial1/src/FairFastSimExample.cxx b/examples/simulation/Tutorial1/src/FairFastSimExample.cxx
@@ -172,8 +172,6 @@ FairTutorialDet1Point* FairFastSimExample::AddHit(Int_t trackID,
     return new (clref[size]) FairTutorialDet1Point(trackID, detID, pos, mom, time, length, eLoss);
 }
 
-Bool_t FairFastSimExample::IsSensitive(const std::string& name) { return name == "fast_sim_vol"; }
-
 FairModule* FairFastSimExample::CloneModule() const
 {
     return new FairFastSimExample(*this);
diff --git a/examples/simulation/Tutorial1/src/FairFastSimExample.h b/examples/simulation/Tutorial1/src/FairFastSimExample.h
@@ -53,8 +53,6 @@ class FairFastSimExample : public FairFastSimDetector
      */
     virtual void EndOfEvent();
 
-    virtual Bool_t IsSensitive(const std::string& name);
-
     virtual FairModule* CloneModule() const;
 
   protected:
diff --git a/examples/simulation/Tutorial1/src/FairFastSimExample2.cxx b/examples/simulation/Tutorial1/src/FairFastSimExample2.cxx
@@ -152,8 +152,6 @@ FairTutorialDet1Point* FairFastSimExample2::AddHit(Int_t trackID,
     return new (clref[size]) FairTutorialDet1Point(trackID, detID, pos, mom, time, length, eLoss);
 }
 
-Bool_t FairFastSimExample2::IsSensitive(const std::string& name) { return name == "fast_sim_vol_n2"; }
-
 FairModule* FairFastSimExample2::CloneModule() const
 {
     return new FairFastSimExample2(*this);
diff --git a/examples/simulation/Tutorial1/src/FairFastSimExample2.h b/examples/simulation/Tutorial1/src/FairFastSimExample2.h
@@ -53,8 +53,6 @@ class FairFastSimExample2 : public FairFastSimDetector
      */
     virtual void EndOfEvent();
 
-    virtual Bool_t IsSensitive(const std::string& name);
-
     virtual FairModule* CloneModule() const;
 
   protected:
diff --git a/examples/simulation/Tutorial1/src/FairTutorialDet1.cxx b/examples/simulation/Tutorial1/src/FairTutorialDet1.cxx
@@ -115,11 +115,6 @@ TClonesArray* FairTutorialDet1::GetCollection(Int_t iColl) const
 
 void FairTutorialDet1::Reset() { fFairTutorialDet1PointCollection->Clear(); }
 
-Bool_t FairTutorialDet1::IsSensitive(const std::string& name)
-{
-    return name.find("tutdet") != std::string::npos;
-}
-
 void FairTutorialDet1::ConstructGeometry()
 {
     /** If you are using the standard ASCII input for the geometry
diff --git a/examples/simulation/Tutorial1/src/FairTutorialDet1.h b/examples/simulation/Tutorial1/src/FairTutorialDet1.h
@@ -70,8 +70,6 @@ class FairTutorialDet1 : public FairDetector
 
     FairModule* CloneModule() const override;
 
-    Bool_t IsSensitive(const std::string& name) override;
-
   private:
     /** Track information to be stored until the track leaves the
     active volume.
diff --git a/examples/simulation/Tutorial4/src/mc/FairTutorialDet4.cxx b/examples/simulation/Tutorial4/src/mc/FairTutorialDet4.cxx
@@ -248,11 +248,6 @@ void FairTutorialDet4::ConstructGeometry()
     }
 }
 
-Bool_t FairTutorialDet4::IsSensitive(const std::string& name)
-{
-    return name.find("tut4") != std::string::npos;
-}
-
 void FairTutorialDet4::ConstructASCIIGeometry()
 {
     /** If you are using the standard ASCII input for the geometry
diff --git a/examples/simulation/Tutorial4/src/mc/FairTutorialDet4.h b/examples/simulation/Tutorial4/src/mc/FairTutorialDet4.h
@@ -87,8 +87,6 @@ class FairTutorialDet4 : public FairDetector
 
     virtual void RegisterAlignmentMatrices();
 
-    virtual Bool_t IsSensitive(const std::string& name);
-
   private:
     /** Track information to be stored until the track leaves the
     active volume.
diff --git a/fairroot/base/sim/FairDetector.cxx b/fairroot/base/sim/FairDetector.cxx
@@ -75,7 +75,7 @@ void FairDetector::DefineSensitiveVolumes()
     TIter next(volumes);
     TGeoVolume* volume;
     while ((volume = static_cast<TGeoVolume*>(next()))) {
-        if (IsSensitive(volume->GetName())) {
+        if (IsSensitive(volume)) {
             LOG(debug) << "Sensitive Volume " << volume->GetName();
             AddSensitiveVolume(volume);
         }
diff --git a/fairroot/base/sim/FairModule.cxx b/fairroot/base/sim/FairModule.cxx
@@ -459,7 +459,7 @@ void FairModule::ExpandNodeForGDML(TGeoNode* curNode)
     AssignMediumAtImport(curVol);
 
     // Check if the volume is sensitive
-    if ((this->InheritsFrom("FairDetector")) && IsSensitive(curVol->GetName())) {
+    if ((this->InheritsFrom("FairDetector")) && IsSensitive(curVol)) {
         LOG(debug2) << "Sensitive Volume " << curVol->GetName();
         AddSensitiveVolume(curVol);
     }
@@ -564,7 +564,7 @@ void FairModule::ExpandNode(TGeoNode* fN)
             LOG(debug2) << "Register Volume " << v->GetName();
             v->RegisterYourself();
         }
-        if ((this->InheritsFrom("FairDetector")) && IsSensitive(v->GetName())) {
+        if ((this->InheritsFrom("FairDetector")) && IsSensitive(v)) {
             LOG(debug2) << "Sensitive Volume " << v->GetName();
             AddSensitiveVolume(v);
         }
diff --git a/fairroot/base/sim/FairModule.h b/fairroot/base/sim/FairModule.h
@@ -17,6 +17,7 @@
 #include "FairRuntimeDb.h"   // for FairRuntimeDb
 
 #include <TCollection.h>   // for TRangeDynCast
+#include <TGeoManager.h>
 #include <TGeoMatrix.h>
 #include <TGeoNode.h>
 #include <TGeoVolume.h>
@@ -103,9 +104,14 @@ class FairModule : public TNamed
     template<class T, class U>
     void ConstructASCIIGeometry(TString containerName = "");
 
+    /** Check volume sensitivity by probing medium sensitivity flag. */
+    virtual Bool_t IsSensitive(TGeoVolume* vol) { return (vol->GetMedium()->GetParam(0) == 1.0); }
+
     /**Set the sensitivity flag for volumes, called from ConstructASCIIRootGeometry(), and has to be implimented for
      * detectors which use ConstructASCIIRootGeometry() to build the geometry */
-    virtual Bool_t IsSensitive(const std::string& name);
+    virtual Bool_t IsSensitive(const std::string& name) __attribute__((deprecated(
+        "The method IfSensitive(const std::string& name) is deprecated and may be removed in the future releases.")));
+
     /**The function below is depracated, please change to the new method above */
     virtual Bool_t CheckIfSensitive(__attribute__((unused)) std::string name) __attribute__((
         deprecated("The method CheckIfSensitive is deprecated. Implement IsSensitive in the detector classes.")))

Original file line number	Diff line number	Diff line change
`@@ -41,12 +41,6 @@ void FairMagnet::ConstructGeometry()`
`41`	`41`	`}`
`42`	`42`	`}`
`43`	`43`
`44`		`-Bool_t FairMagnet::IsSensitive(const std::string& /name/)`
`45`		`-{`
`46`		`- // just to get rid of the warrning during run, not need this is a passive element!`
`47`		`- return kFALSE;`
`48`		`-}`
`49`		`-`
`50`	`44`	`void FairMagnet::ConstructASCIIGeometry()`
`51`	`45`	`{`
`52`	`46`	`FairModule::ConstructASCIIGeometry<FairGeoMagnet, FairGeoPassivePar>("FairGeoPassivePar");`
Original file line number	Diff line number	Diff line change
`@@ -172,8 +172,6 @@ FairTutorialDet1Point* FairFastSimExample::AddHit(Int_t trackID,`
`172`	`172`	`return new (clref[size]) FairTutorialDet1Point(trackID, detID, pos, mom, time, length, eLoss);`
`173`	`173`	`}`
`174`	`174`
`175`		`-Bool_t FairFastSimExample::IsSensitive(const std::string& name) { return name == "fast_sim_vol"; }`
`176`		`-`
`177`	`175`	`FairModule* FairFastSimExample::CloneModule() const`
`178`	`176`	`{`
`179`	`177`	`return new FairFastSimExample(*this);`
Original file line number	Diff line number	Diff line change
`@@ -152,8 +152,6 @@ FairTutorialDet1Point* FairFastSimExample2::AddHit(Int_t trackID,`
`152`	`152`	`return new (clref[size]) FairTutorialDet1Point(trackID, detID, pos, mom, time, length, eLoss);`
`153`	`153`	`}`
`154`	`154`
`155`		`-Bool_t FairFastSimExample2::IsSensitive(const std::string& name) { return name == "fast_sim_vol_n2"; }`
`156`		`-`
`157`	`155`	`FairModule* FairFastSimExample2::CloneModule() const`
`158`	`156`	`{`
`159`	`157`	`return new FairFastSimExample2(*this);`