diff --git a/DDAlign/src/DetectorAlignment.cpp b/DDAlign/src/DetectorAlignment.cpp
index 1f8e3ce8d765911e8457fbe44b38e61c1c9af0f8..e0630684d98ec3fcdcad80316587e2f5004c5879 100644
--- a/DDAlign/src/DetectorAlignment.cpp
+++ b/DDAlign/src/DetectorAlignment.cpp
@@ -127,62 +127,63 @@ const vector<Alignment>& DetectorAlignment::volumeAlignments() const   {
 }
 
 /// Align the PhysicalNode of the placement of the detector element (translation only)
-Alignment DetectorAlignment::align(const Position& pos, bool check, double overlap) {
-  return align(_transform(pos),check,overlap);
+Alignment DetectorAlignment::align(const Position& pos, bool chk, double overlap) {
+  return align(_transform(pos),chk,overlap);
 }
 
 /// Align the PhysicalNode of the placement of the detector element (rotation only)
-Alignment DetectorAlignment::align(const RotationZYX& rot, bool check, double overlap) {
-  return align(_transform(rot),check,overlap);
+Alignment DetectorAlignment::align(const RotationZYX& rot, bool chk, double overlap) {
+  return align(_transform(rot),chk,overlap);
 }
 
 /// Align the PhysicalNode of the placement of the detector element (translation + rotation)
-Alignment DetectorAlignment::align(const Position& pos, const RotationZYX& rot, bool check, double overlap) {
-  return align(_transform(pos,rot),check,overlap);
+Alignment DetectorAlignment::align(const Position& pos, const RotationZYX& rot, bool chk, double overlap) {
+  return align(_transform(pos,rot),chk,overlap);
 }
 
 /// Align the physical node according to a generic Transform3D
-Alignment DetectorAlignment::align(const Transform3D& transform, bool check, double overlap)  {
-  return align(_transform(transform),check,overlap);
+Alignment DetectorAlignment::align(const Transform3D& transform, bool chk, double overlap)  {
+  return align(_transform(transform),chk,overlap);
 }
 
 /// Align the physical node according to a generic TGeo matrix
-Alignment DetectorAlignment::align(TGeoHMatrix* matrix, bool check, double overlap)  {
-  return _align(_alignment(*this),matrix,check,overlap);
+Alignment DetectorAlignment::align(TGeoHMatrix* matrix, bool chk, double overlap)  {
+  return _align(_alignment(*this),matrix,chk,overlap);
 }
 
 /// Align the PhysicalNode of the placement of the detector element (translation only)
-Alignment DetectorAlignment::align(const string& path, const Position& pos, bool check, double overlap) {
-  return align(path,_transform(pos),check,overlap);
+Alignment DetectorAlignment::align(const string& elt_path, const Position& pos, bool chk, double overlap) {
+  return align(elt_path,_transform(pos),chk,overlap);
 }
 
 /// Align the PhysicalNode of the placement of the detector element (rotation only)
-Alignment DetectorAlignment::align(const string& path, const RotationZYX& rot, bool check, double overlap) {
-  return align(path,_transform(rot),check,overlap);
+Alignment DetectorAlignment::align(const string& elt_path, const RotationZYX& rot, bool chk, double overlap) {
+  return align(elt_path,_transform(rot),chk,overlap);
 }
 
 /// Align the PhysicalNode of the placement of the detector element (translation + rotation)
-Alignment DetectorAlignment::align(const string& path, const Position& pos, const RotationZYX& rot, bool check, double overlap) {
-  return align(path,_transform(pos,rot),check,overlap);
+Alignment 
+DetectorAlignment::align(const string& elt_path, const Position& pos, const RotationZYX& rot, bool chk, double overlap) {
+  return align(elt_path,_transform(pos,rot),chk,overlap);
 }
 
 /// Align the physical node according to a generic Transform3D
-Alignment DetectorAlignment::align(const string& path, const Transform3D& transform, bool check, double overlap)  {
-  return align(path,_transform(transform),check,overlap);
+Alignment DetectorAlignment::align(const string& elt_path, const Transform3D& transform, bool chk, double overlap)  {
+  return align(elt_path,_transform(transform),chk,overlap);
 }
 
 /// Align the physical node according to a generic TGeo matrix
-Alignment DetectorAlignment::align(const string& path, TGeoHMatrix* matrix, bool check, double overlap)  {
-  if ( path.empty() )
-    return _align(_alignment(*this),matrix,check,overlap);
-  else if ( path == placementPath() )
-    return _align(_alignment(*this),matrix,check,overlap);
-  else if ( path[0] == '/' )   {
-    Alignment a(path);
+Alignment DetectorAlignment::align(const string& elt_path, TGeoHMatrix* matrix, bool chk, double overlap)  {
+  if ( elt_path.empty() )
+    return _align(_alignment(*this),matrix,chk,overlap);
+  else if ( elt_path == placementPath() )
+    return _align(_alignment(*this),matrix,chk,overlap);
+  else if ( elt_path[0] == '/' )   {
+    Alignment a(elt_path);
     volumeAlignments().push_back(a);
-    return _align(a,matrix,check,overlap);
+    return _align(a,matrix,chk,overlap);
   }
-  Alignment a(placementPath()+'/'+path);
+  Alignment a(placementPath()+'/'+elt_path);
   volumeAlignments().push_back(a);
-  return _align(a,matrix,check,overlap);
+  return _align(a,matrix,chk,overlap);
 }
diff --git a/DDRec/include/DDRec/API/IDDecoder.h b/DDRec/include/DDRec/API/IDDecoder.h
index 96358f5ad78cd6387f2bff8b08eeeff6e8e551e2..32184247276e37d10a8bea9f6f4e9363d4e41b05 100644
--- a/DDRec/include/DDRec/API/IDDecoder.h
+++ b/DDRec/include/DDRec/API/IDDecoder.h
@@ -39,8 +39,8 @@ public:
 			EndcapNorth,
 			n_BarrelEndcapID
 		};
-		BarrelEndcapFlag(unsigned int value) :
-			value(static_cast<BarrelEncapID>(value)) {}
+		BarrelEndcapFlag(unsigned int val) :
+			value(static_cast<BarrelEncapID>(val)) {}
 
 		virtual ~BarrelEndcapFlag() {}
 
diff --git a/DDRec/include/DDRec/Material.h b/DDRec/include/DDRec/Material.h
index 334e41dea527991b01cef03cf03ad377af2f4a06..c97c6a40e909e63c3841b52bd765204f3ccbd70c 100644
--- a/DDRec/include/DDRec/Material.h
+++ b/DDRec/include/DDRec/Material.h
@@ -32,73 +32,74 @@ namespace DD4hep {
       /** Instantiate from Geometry::Material - default initialization if handle is not valid */
       MaterialData( Geometry::Material m ) : 
 
-	_name("unknown"),
-	_Z( -1. ),
-	_A( 0. ),
-	_rho( 0. ),
-	_x0( 0. ),
-	_lambda( 0.)  {
-
-	if( m.isValid() ) {
-
-	  _name= m.name() ;
-	  _Z = m.Z() ;
-	  _A = m.A() ;
-	  _rho = m.density() ;
-	  _x0 = m.radLength() ;
-	  _lambda = m.intLength() ;
-
-	}
-     }
+        _name("unknown"),
+        _Z( -1. ),
+        _A( 0. ),
+        _rho( 0. ),
+        _x0( 0. ),
+        _lambda( 0.)  {
+
+        if( m.isValid() ) {
+
+          _name= m.name() ;
+          _Z = m.Z() ;
+          _A = m.A() ;
+          _rho = m.density() ;
+          _x0 = m.radLength() ;
+          _lambda = m.intLength() ;
+
+        }
+      }
       
       /** Default c'tor .*/
       MaterialData()  : _name("unknown"),
-			_Z( -1. ),
-			_A( 0. ),
-			_rho( 0. ),
-			_x0( 0. ),
-			_lambda( 0.) {}
+                        _Z( -1. ),
+                        _A( 0. ),
+                        _rho( 0. ),
+                        _x0( 0. ),
+                        _lambda( 0.) {}
 
       /** C'tor setting all attributes .*/
-      MaterialData( const std::string& name, double Z, double A, double density, double radLength, double intLength )  : _name( name ),
-															 _Z( Z ),
-															 _A( A ),
-															 _rho( density ),
-															 _x0( radLength ),
-															 _lambda(  intLength ) {}
+      MaterialData( const std::string& nam, double Z_val, double A_val, double density_val, double radLength, double intLength )
+        : _name( nam ),
+          _Z( Z_val ),
+          _A( A_val ),
+          _rho( density_val ),
+          _x0( radLength ),
+          _lambda(  intLength ) {}
       
       /** Copy c'tor .*/
       MaterialData( const MaterialData& m )  : _name( m.name() ),
-					       _Z( m.Z() ),
-					       _A( m.A() ),
-					       _rho( m.density() ),
-					       _x0( m.radiationLength() ),
-					       _lambda( m.interactionLength() ) {}
+                                               _Z( m.Z() ),
+                                               _A( m.A() ),
+                                               _rho( m.density() ),
+                                               _x0( m.radiationLength() ),
+                                               _lambda( m.interactionLength() ) {}
       
 
       /// assignment from Geometry::Material
       MaterialData& operator=(const Geometry::Material& m){
       
-	if( m.isValid() ) {
-
-	  _name = m.name() ;
-	  _Z = m.Z() ;
-	  _A = m.A() ;
-	  _rho = m.density() ;
-	  _x0 = m.radLength() ;
-	  _lambda = m.intLength() ;
-
-	}  else {
-
-	  _name= "unknown";
-	  _Z = -1.  ;
-	  _A =  0. ;
-	  _rho = 0. ;
-	  _x0 = 0. ;
-	  _lambda = 0. ;
-	}
-
-	return *this ;
+        if( m.isValid() ) {
+
+          _name = m.name() ;
+          _Z = m.Z() ;
+          _A = m.A() ;
+          _rho = m.density() ;
+          _x0 = m.radLength() ;
+          _lambda = m.intLength() ;
+
+        }  else {
+
+          _name= "unknown";
+          _Z = -1.  ;
+          _A =  0. ;
+          _rho = 0. ;
+          _x0 = 0. ;
+          _lambda = 0. ;
+        }
+
+        return *this ;
       }
 
       /// true if initialized
diff --git a/DDRec/include/DDRec/Surface.h b/DDRec/include/DDRec/Surface.h
index 166060873e0038e7a4077aac85e4181752302b06..203208a91134afb97708044a33940a4666b5a9aa 100644
--- a/DDRec/include/DDRec/Surface.h
+++ b/DDRec/include/DDRec/Surface.h
@@ -31,9 +31,9 @@ namespace DD4hep {
     struct SurfaceMaterial : public virtual Geometry::Material ,  public IMaterial{
     
       /** Copy c'tor - copies handle */
-      SurfaceMaterial( Geometry::Material m )  : Geometry::Material( m ) {}  
+      SurfaceMaterial( Geometry::Material mat )  : Geometry::Material( mat ) {}  
     
-      SurfaceMaterial( const SurfaceMaterial& sm ) : Geometry::Material( sm ) {}  
+      SurfaceMaterial( const SurfaceMaterial& smat ) : Geometry::Material( smat ) {}  
     
       virtual ~SurfaceMaterial() {}
     
@@ -82,24 +82,24 @@ namespace DD4hep {
     
       /// Standard c'tor for initialization.
       SurfaceData( SurfaceType type, double thickness_inner ,double thickness_outer, 
-		   Vector3D u ,Vector3D v ,Vector3D n ,Vector3D o, 
-		   Geometry::Volume vol /*= Geometry::Volume() */);
+                   Vector3D u ,Vector3D v ,Vector3D n ,Vector3D o, 
+                   Geometry::Volume vol /*= Geometry::Volume() */);
     
       /// Default destructor
       virtual ~SurfaceData() {} 
     
       /// Copy the from object
       void copy(const SurfaceData& c) {
-	_type = c._type ;
-	_u = c._u ;
-	_v = c._v ;
-	_n = c._n ;
-	_o = c._o;
-	_th_i = c._th_i ;
-	_th_o = c._th_o ;
-	_innerMat = c._innerMat ;
-	_outerMat = c._innerMat ;
-	_vol = c._vol;
+        _type = c._type ;
+        _u = c._u ;
+        _v = c._v ;
+        _n = c._n ;
+        _o = c._o;
+        _th_i = c._th_i ;
+        _th_o = c._th_o ;
+        _innerMat = c._innerMat ;
+        _outerMat = c._innerMat ;
+        _vol = c._vol;
       }
     } ;
   
@@ -132,21 +132,21 @@ namespace DD4hep {
 
       /// Constructor to be used with an existing object
       VolSurface(SurfaceData* p)
-	: Geometry::Handle< SurfaceData >(p) {
+        : Geometry::Handle< SurfaceData >(p) {
       }
       /// Constructor to be used with an existing object
-      VolSurface(const VolSurface& e)
-	: Geometry::Handle< SurfaceData >(e)  {
+      VolSurface(const VolSurface& vsurf)
+        : Geometry::Handle< SurfaceData >(vsurf)  {
       }
 
       /// Constructor to be used with an existing object
       template <typename Q> VolSurface(const Geometry::Handle<Q>& e)
-	: Geometry::Handle< SurfaceData >(e) {
+        : Geometry::Handle< SurfaceData >(e) {
       }
 
       /// Standrad c'tor for initialization.
       VolSurface( Geometry::Volume vol, SurfaceType type, double thickness_inner ,double thickness_outer, 
-		  Vector3D u ,Vector3D v ,Vector3D n , Vector3D o = Vector3D(0.,0.,0.) ) ;      
+                  Vector3D u ,Vector3D v ,Vector3D n , Vector3D o = Vector3D(0.,0.,0.) ) ;      
 
       /// the volume to which this surface is attached.
       Geometry::Volume volume() const { return ptr()->_vol; }
@@ -244,16 +244,16 @@ namespace DD4hep {
       // required c'tor for extension mechanism
       VolSurfaceList(Geometry::DetElement& det){
 
-	VolSurfaceList* sL = volSurfaceList( det ) ; 
+        VolSurfaceList* sL = volSurfaceList( det ) ; 
 
-	std::copy( this->end() , sL->begin() , sL->end() ) ;
+        std::copy( this->end() , sL->begin() , sL->end() ) ;
       }
 
 
       // required c'tor for extension mechanism
       VolSurfaceList(const VolSurfaceList& vsl, Geometry::DetElement& /*det*/ ){
 	
-	this->insert( this->end() , vsl.begin() , vsl.end() ) ;
+        this->insert( this->end() , vsl.begin() , vsl.end() ) ;
       }
     
       virtual ~VolSurfaceList() ;
@@ -277,27 +277,27 @@ namespace DD4hep {
 
       /// Constructor to be used with an existing object
       VolPlane(SurfaceData* p)
-	: VolSurface(p) {
+        : VolSurface(p) {
       }
 
       /// Constructor to be used with an existing object
       template <typename Q> VolPlane(const Geometry::Handle<Q>& e)
-	: VolSurface(e) {
+        : VolSurface(e) {
       }
 
       /// copy c'tor
       VolPlane(const VolSurface& vs ) : VolSurface( vs ) { }
       
       /// standard c'tor with all necessary arguments - origin is (0,0,0) if not given.
-      VolPlane( Geometry::Volume vol, SurfaceType type, double thickness_inner ,double thickness_outer, 
-		Vector3D u ,Vector3D v ,Vector3D n , Vector3D o = Vector3D(0.,0.,0.) ) :
+      VolPlane( Geometry::Volume vol, SurfaceType typ, double thickness_inner ,double thickness_outer, 
+                Vector3D u_val ,Vector3D v_val ,Vector3D n_val , Vector3D o_val = Vector3D(0.,0.,0.) ) :
 	
-	VolSurface( vol, type, thickness_inner, thickness_outer, u,v,n,o ) {
+        VolSurface( vol, typ, thickness_inner, thickness_outer, u_val,v_val,n_val,o_val ) {
 
-	object<SurfaceData>()._type.setProperty( SurfaceType::Plane    , true ) ;
-	object<SurfaceData>()._type.setProperty( SurfaceType::Cylinder , false ) ;
-	object<SurfaceData>()._type.checkParallelToZ( *this ) ;
-	object<SurfaceData>()._type.checkOrthogonalToZ( *this ) ;
+        object<SurfaceData>()._type.setProperty( SurfaceType::Plane    , true ) ;
+        object<SurfaceData>()._type.setProperty( SurfaceType::Cylinder , false ) ;
+        object<SurfaceData>()._type.checkParallelToZ( *this ) ;
+        object<SurfaceData>()._type.checkOrthogonalToZ( *this ) ;
 
       }      
       
@@ -455,7 +455,7 @@ namespace DD4hep {
       /** Get Origin of local coordinate system of the associated volume */
       virtual Vector3D volumeOrigin() const  ; 
 
-     /** The length of the surface along direction u at the origin. For 'regular' boundaries, like rectangles, 
+      /** The length of the surface along direction u at the origin. For 'regular' boundaries, like rectangles, 
        *  this can be used to speed up the computation of inSideBounds.
        */
       virtual double length_along_u() const ;
@@ -544,11 +544,11 @@ namespace DD4hep {
 
       /// required c'tor for extension mechanism
       SurfaceList(const Geometry::DetElement& ){
-	// anything to do here  ?
+        // anything to do here  ?
       }
       /// required c'tor for extension mechanism
       SurfaceList(const SurfaceList& ,const Geometry::DetElement& ){
-	// anything to do here  ?
+        // anything to do here  ?
       }
     
       /// d'tor deletes all owned surfaces
diff --git a/DDRec/src/IDDecoder.cpp b/DDRec/src/IDDecoder.cpp
index 213eb374f502f3499fc334128a6ce7d524dbb1e2..9ef4d808f68403bd4ebe5055e6767c848ef182fd 100644
--- a/DDRec/src/IDDecoder.cpp
+++ b/DDRec/src/IDDecoder.cpp
@@ -42,17 +42,17 @@ IDDecoder::IDDecoder() {
 /**
  * Returns the cell ID from the local position in the given volume ID.
  */
-CellID IDDecoder::cellIDFromLocal(const Position& local, const VolumeID volumeID) const {
+CellID IDDecoder::cellIDFromLocal(const Position& local, const VolumeID volID) const {
 	double l[3];
 	double g[3];
 	local.GetCoordinates(l);
 	// FIXME: direct lookup of transformations seems to be broken
-	//const TGeoMatrix& localToGlobal = _volumeManager.worldTransformation(volumeID);
-	DetElement det = this->detectorElement(volumeID);
+	//const TGeoMatrix& localToGlobal = _volumeManager.worldTransformation(volID);
+	DetElement det = this->detectorElement(volID);
 	const TGeoMatrix& localToGlobal = det.worldTransformation();
 	localToGlobal.LocalToMaster(l, g);
 	Position global(g[0], g[1], g[2]);
-	return this->findReadout(det).segmentation().cellID(local, global, volumeID);
+	return this->findReadout(det).segmentation().cellID(local, global, volID);
 }
 
 /**
@@ -75,14 +75,14 @@ CellID IDDecoder::cellID(const Position& global) const {
 /**
  * Returns the global position from a given cell ID
  */
-Position IDDecoder::position(const CellID& cellID) const {
+Position IDDecoder::position(const CellID& cell) const {
 	double l[3];
 	double g[3];
-	DetElement det = this->detectorElement(cellID);
-	Position local = this->findReadout(det).segmentation().position(cellID);
+	DetElement det = this->detectorElement(cell);
+	Position local = this->findReadout(det).segmentation().position(cell);
 	local.GetCoordinates(l);
 	// FIXME: direct lookup of transformations seems to be broken
-	//const TGeoMatrix& localToGlobal = _volumeManager.worldTransformation(cellID);
+	//const TGeoMatrix& localToGlobal = _volumeManager.worldTransformation(cell);
 	const TGeoMatrix& localToGlobal = det.worldTransformation();
 	localToGlobal.LocalToMaster(l, g);
 	return Position(g[0], g[1], g[2]);
@@ -91,78 +91,78 @@ Position IDDecoder::position(const CellID& cellID) const {
 /*
  * Returns the local position from a given cell ID
  */
-Position IDDecoder::localPosition(const CellID& cellID) const {
-	DetElement det = this->detectorElement(cellID);
-	return this->findReadout(det).segmentation().position(cellID);
+Position IDDecoder::localPosition(const CellID& cell) const {
+	DetElement det = this->detectorElement(cell);
+	return this->findReadout(det).segmentation().position(cell);
 }
 
 /*
  * Returns the volume ID of a given cell ID
  */
-VolumeID IDDecoder::volumeID(const CellID& cellID) const {
-	DetElement det = this->detectorElement(cellID);
-	return this->findReadout(det).segmentation()->volumeID(cellID);
+VolumeID IDDecoder::volumeID(const CellID& cell) const {
+	DetElement det = this->detectorElement(cell);
+	return this->findReadout(det).segmentation()->volumeID(cell);
 }
 
 /*
  * Returns the volume ID of a given global position
  */
-VolumeID IDDecoder::volumeID(const Position& position) const {
-	DetElement det = this->detectorElement(position);
+VolumeID IDDecoder::volumeID(const Position& pos) const {
+	DetElement det = this->detectorElement(pos);
 	return det.volumeID();
 }
 
 /*
  * Returns the placement for a given cell ID
  */
-PlacedVolume IDDecoder::placement(const CellID& cellID) const {
-	return _volumeManager.lookupPlacement(cellID);
+PlacedVolume IDDecoder::placement(const CellID& cell) const {
+	return _volumeManager.lookupPlacement(cell);
 }
 
 /*
  * Returns the placement for a given global position
  */
-PlacedVolume IDDecoder::placement(const Position& position) const {
-	return placement(volumeID(position));
+PlacedVolume IDDecoder::placement(const Position& pos) const {
+	return placement(volumeID(pos));
 }
 
 /*
  * Returns the subdetector for a given cell ID
  */
-DetElement IDDecoder::subDetector(const CellID& cellID) const {
-	return _volumeManager.lookupDetector(cellID);
+DetElement IDDecoder::subDetector(const CellID& cell) const {
+	return _volumeManager.lookupDetector(cell);
 }
 
 /*
  * Returns the subdetector for a given global position
  */
-DetElement IDDecoder::subDetector(const Position& position) const {
-	return subDetector(volumeID(position));
+DetElement IDDecoder::subDetector(const Position& pos) const {
+	return subDetector(volumeID(pos));
 }
 
 /*
  * Returns the closest detector element in the hierarchy for a given cell ID
  */
-DetElement IDDecoder::detectorElement(const CellID& cellID) const {
-	return _volumeManager.lookupDetElement(cellID);
+DetElement IDDecoder::detectorElement(const CellID& cell) const {
+	return _volumeManager.lookupDetElement(cell);
 }
 
 /*
  * Returns the closest detector element in the hierarchy for a given global position
  */
-DetElement IDDecoder::detectorElement(const Position& position) const {
+DetElement IDDecoder::detectorElement(const Position& pos) const {
 	DetElement world = Geometry::LCDD::getInstance().world();
-	DetElement det = getClosestDaughter(world, position);
+	DetElement det = getClosestDaughter(world, pos);
 	if (not det.isValid()) {
-		throw invalid_position("DD4hep::DDRec::IDDecoder::detectorElement", position);
+		throw invalid_position("DD4hep::DDRec::IDDecoder::detectorElement", pos);
 	}
 	std::cout << det.name() << std::endl;
 	return det;
 }
 
 /// Access to the Readout object for a given cell ID
-Geometry::Readout IDDecoder::readout(const CellID& cellID) const {
-	DetElement det = this->detectorElement(cellID);
+Geometry::Readout IDDecoder::readout(const CellID& cell) const {
+	DetElement det = this->detectorElement(cell);
 	return this->findReadout(det);
 }
 
@@ -175,37 +175,37 @@ Geometry::Readout IDDecoder::readout(const Geometry::Position& global) const {
 /*
  * Calculates the neighbours of the given cell ID and adds them to the list of neighbours
  */
-void IDDecoder::neighbours(const CellID& cellID, set<CellID>& neighbours) const {
-	DetElement det = this->detectorElement(cellID);
-	this->findReadout(det).segmentation()->neighbours(cellID, neighbours);
+void IDDecoder::neighbours(const CellID& cell, set<CellID>& neighbour_cells) const {
+	DetElement det = this->detectorElement(cell);
+	this->findReadout(det).segmentation()->neighbours(cell, neighbour_cells);
 }
 
 /*
  * Checks if the given cell IDs are neighbours
  */
-bool IDDecoder::areNeighbours(const CellID& cellID, const CellID& otherCellID) const {
-	set<CellID> neighbours;
-	DetElement det = this->detectorElement(cellID);
-	this->findReadout(det).segmentation()->neighbours(cellID, neighbours);
-	return neighbours.count(otherCellID) != 0;
+bool IDDecoder::areNeighbours(const CellID& cell, const CellID& otherCellID) const {
+	set<CellID> neighbour_cells;
+	DetElement det = this->detectorElement(cell);
+	this->findReadout(det).segmentation()->neighbours(cell, neighbour_cells);
+	return neighbour_cells.count(otherCellID) != 0;
 }
 
 /// Access to the barrel-endcap flag
-IDDecoder::BarrelEndcapFlag IDDecoder::barrelEndcapFlag(const CellID& cellID) const {
-	Readout r = this->readout(cellID);
-	return BarrelEndcapFlag(r.idSpec().field(this->barrelIdentifier())->value(cellID));
+IDDecoder::BarrelEndcapFlag IDDecoder::barrelEndcapFlag(const CellID& cell) const {
+	Readout r = this->readout(cell);
+	return BarrelEndcapFlag(r.idSpec().field(this->barrelIdentifier())->value(cell));
 }
 
 /// Access to the layer index
-long int IDDecoder::layerIndex(const CellID& cellID) const {
-	Readout r = this->readout(cellID);
-	return r.idSpec().field(this->layerIdentifier())->value(cellID);
+long int IDDecoder::layerIndex(const CellID& cell) const {
+	Readout r = this->readout(cell);
+	return r.idSpec().field(this->layerIdentifier())->value(cell);
 }
 
 /// Access to the system index
-long int IDDecoder::systemIndex(const CellID& cellID) const {
-	Readout r = this->readout(cellID);
-	return r.idSpec().field(this->systemIdentifier())->value(cellID);
+long int IDDecoder::systemIndex(const CellID& cell) const {
+	Readout r = this->readout(cell);
+	return r.idSpec().field(this->systemIdentifier())->value(cell);
 }
 
 // helper method to find the corresponding Readout object to a DetElement
diff --git a/DDRec/src/LayeringExtensionImpl.cpp b/DDRec/src/LayeringExtensionImpl.cpp
index 4e7259e2117b49634db4a26fecf38d627d9234f9..3ba1268d4fb784ffc85c66f6342e668a0c11805c 100644
--- a/DDRec/src/LayeringExtensionImpl.cpp
+++ b/DDRec/src/LayeringExtensionImpl.cpp
@@ -62,46 +62,46 @@ const vector<DetElement>& LayeringExtensionImpl::absorbers(int layerIndex) const
 /// Access the total thickness of the sub detector
 double LayeringExtensionImpl::totalThickness() const {
 	map<int, LayerAttributes>::iterator it = _layerMap.begin();
-	double thickness = 0.;
+	double thick_ness = 0.;
 	while (it != _layerMap.end()) {
 		LayerAttributes& attributes = it->second;
 		if (not attributes.isCalculated) {
 			attributes.calculate();
 		}
-		thickness += attributes.thickness;
+		thick_ness += attributes.thickness;
 		++it;
 	}
-	return thickness;
+	return thick_ness;
 }
 
 /// Access the total radiation length of the sub detector
 double LayeringExtensionImpl::totalRadiationLength() const {
 	map<int, LayerAttributes>::iterator it = _layerMap.begin();
-	double radiationLength = 0.;
+	double radiation_length = 0.;
 	while (it != _layerMap.end()) {
 		LayerAttributes& attributes = it->second;
 		if (not attributes.isCalculated) {
 			attributes.calculate();
 		}
-		radiationLength += attributes.radiationLength;
+		radiation_length += attributes.radiationLength;
 		++it;
 	}
-	return radiationLength;
+	return radiation_length;
 }
 
 /// Access the total nuclear interaction length of the sub detector
 double LayeringExtensionImpl::totalInteractionLength() const {
 	map<int, LayerAttributes>::iterator it = _layerMap.begin();
-	double interactionLength = 0.;
+	double interaction_length = 0.;
 	while (it != _layerMap.end()) {
 		LayerAttributes& attributes = it->second;
 		if (not attributes.isCalculated) {
 			attributes.calculate();
 		}
-		interactionLength += attributes.interactionLength;
+		interaction_length += attributes.interactionLength;
 		++it;
 	}
-	return interactionLength;
+	return interaction_length;
 }
 
 /// Access the total thickness of the layer with the given index
@@ -159,9 +159,9 @@ double LayeringExtensionImpl::sensorInteractionLength(int layerIndex) const {
 }
 
 /// Stores the layer information for the given layer index
-void LayeringExtensionImpl::setLayer(int layerIndex, Geometry::DetElement layer, const Geometry::Position& normal) {
+void LayeringExtensionImpl::setLayer(int layerIndex, Geometry::DetElement layer_elt, const Geometry::Position& normal) {
 	LayerAttributes& layerAttributes = _layerMap[layerIndex];
-	layerAttributes.layer = layer;
+	layerAttributes.layer = layer_elt;
 	layerAttributes.normal = normal.Unit();
 	layerAttributes.isCalculated = false;
 }
diff --git a/DDRec/src/SubdetectorExtensionImpl.cpp b/DDRec/src/SubdetectorExtensionImpl.cpp
index 296d05ae4605f3b51df33f6b491d2de0c84299b4..5175c141b139737b4d8cc69c82bdc13aa806ca71 100644
--- a/DDRec/src/SubdetectorExtensionImpl.cpp
+++ b/DDRec/src/SubdetectorExtensionImpl.cpp
@@ -16,9 +16,9 @@ namespace DDRec {
 using Geometry::DetElement;
 
 /// Constructor using a top level DetElement
-SubdetectorExtensionImpl::SubdetectorExtensionImpl(const Geometry::DetElement& det) {
+SubdetectorExtensionImpl::SubdetectorExtensionImpl(const Geometry::DetElement& det_elt) {
 	this->resetAll();
-	this->det = det;
+	this->det = det_elt;
 }
 
 /// Copy constructor
@@ -179,8 +179,8 @@ int SubdetectorExtensionImpl::getNSides() const {
 }
 
 /// Sets the top level detector element used to determine shape information
-void SubdetectorExtensionImpl::setDetectorElement(const Geometry::DetElement& det) {
-	this->det = det;
+void SubdetectorExtensionImpl::setDetectorElement(const Geometry::DetElement& det_elt) {
+	this->det = det_elt;
 }
 
 /// Sets the isBarrel flag
diff --git a/DDRec/src/Surface.cpp b/DDRec/src/Surface.cpp
index e73253aeaf24483d4b8d4a3235f14677968181a6..4b45752f0c52cf5dc22d0c0a99664d722b05997e 100644
--- a/DDRec/src/Surface.cpp
+++ b/DDRec/src/Surface.cpp
@@ -35,30 +35,30 @@ namespace DD4hep {
     
     
     SurfaceData::SurfaceData() : _type( SurfaceType() ) ,
-				 _u( Vector3D() ) ,
-				 _v( Vector3D()  ) ,
-				 _n( Vector3D() ) ,
-				 _o( Vector3D() ) ,
-				 _th_i( 0. ),
-				 _th_o( 0. ),
-				 _innerMat( MaterialData() ),
-				 _outerMat( MaterialData() ),
-				 _vol()
+                                 _u( Vector3D() ) ,
+                                 _v( Vector3D()  ) ,
+                                 _n( Vector3D() ) ,
+                                 _o( Vector3D() ) ,
+                                 _th_i( 0. ),
+                                 _th_o( 0. ),
+                                 _innerMat( MaterialData() ),
+                                 _outerMat( MaterialData() ),
+                                 _vol()
     {
     }
   
   
-    SurfaceData::SurfaceData( SurfaceType type , double thickness_inner ,double thickness_outer, 
-			      Vector3D u ,Vector3D v ,Vector3D n ,Vector3D o, Volume vol ) :  _type(type ) ,
-											      _u( u ) ,
-											      _v( v ) ,
-											      _n( n ) ,
-											      _o( o ),
-											      _th_i( thickness_inner ),
-											      _th_o( thickness_outer ),  
-											      _innerMat( MaterialData() ),
-											      _outerMat( MaterialData() ),
-											      _vol(vol)
+    SurfaceData::SurfaceData( SurfaceType typ, double thickness_inner ,double thickness_outer, 
+                              Vector3D u_val ,Vector3D v_val ,Vector3D n ,Vector3D o, Volume vol ) :  _type(typ ) ,
+                                                                                                      _u( u_val ) ,
+                                                                                                      _v( v_val ) ,
+                                                                                                      _n( n ) ,
+      _o( o ),
+      _th_i( thickness_inner ),
+      _th_o( thickness_outer ),  
+      _innerMat( MaterialData() ),
+      _outerMat( MaterialData() ),
+      _vol(vol)
     {
     }
   
@@ -66,15 +66,15 @@ namespace DD4hep {
     //======================================================================================================
   
 
-    VolSurface::VolSurface( Volume vol, SurfaceType type, double thickness_inner ,double thickness_outer, 
- 			    Vector3D u ,Vector3D v ,Vector3D n ,Vector3D o ) :  
+    VolSurface::VolSurface( Volume vol, SurfaceType typ, double thickness_inner ,double thickness_outer, 
+                            Vector3D u_val ,Vector3D v_val ,Vector3D n ,Vector3D o ) :  
       
-      Geometry::Handle< SurfaceData >( new SurfaceData(type, thickness_inner ,thickness_outer, u,v,n,o, vol) )  {
+      Geometry::Handle< SurfaceData >( new SurfaceData(typ, thickness_inner ,thickness_outer, u_val,v_val,n,o, vol) )  {
     }      
     
 
-    void VolSurface::setU(const Vector3D& u) { object<SurfaceData>()._u = u  ; }
-    void VolSurface::setV(const Vector3D& v) { object<SurfaceData>()._v = v ; }
+    void VolSurface::setU(const Vector3D& u_val) { object<SurfaceData>()._u = u_val  ; }
+    void VolSurface::setV(const Vector3D& v_val) { object<SurfaceData>()._v = v_val ; }
     void VolSurface::setNormal(const Vector3D& n) { object<SurfaceData>()._n = n ; }
     
     long64 VolSurface::id() const  { return 0 ; } 
@@ -117,26 +117,26 @@ namespace DD4hep {
     double VolSurface::length_along_u() const {
       
       const DDSurfaces::Vector3D& o = this->origin() ;
-      const DDSurfaces::Vector3D& u = this->u( o ) ;      
-      DDSurfaces::Vector3D  um = -1. * u ;
+      const DDSurfaces::Vector3D& u_val = this->u( o ) ;      
+      DDSurfaces::Vector3D  um = -1. * u_val ;
       
       double dist_p = volume()->GetShape()->DistFromInside( const_cast<double*> ( o.const_array() ) , 
-							    const_cast<double*> ( u.const_array() ) ) ;
+                                                            const_cast<double*> ( u_val.const_array() ) ) ;
       double dist_m = volume()->GetShape()->DistFromInside( const_cast<double*> ( o.const_array() ) , 
-							    const_cast<double*> ( um.array()      ) ) ;
+                                                            const_cast<double*> ( um.array()      ) ) ;
       return dist_p + dist_m ;
     }
     
     double VolSurface::length_along_v() const {
 
       const DDSurfaces::Vector3D& o = this->origin() ;
-      const DDSurfaces::Vector3D& v = this->v( o ) ;      
-      DDSurfaces::Vector3D  vm = -1. * v ;
+      const DDSurfaces::Vector3D& v_val = this->v( o ) ;      
+      DDSurfaces::Vector3D  vm = -1. * v_val ;
       
       double dist_p = volume()->GetShape()->DistFromInside( const_cast<double*> ( o.const_array() ) , 
-							    const_cast<double*> ( v.const_array() ) ) ;
+                                                            const_cast<double*> ( v_val.const_array() ) ) ;
       double dist_m = volume()->GetShape()->DistFromInside( const_cast<double*> ( o.const_array() ) , 
-							    const_cast<double*> ( vm.array()      ) ) ;
+                                                            const_cast<double*> ( vm.array()      ) ) ;
       return dist_p + dist_m ;
     }
     
@@ -165,9 +165,9 @@ namespace DD4hep {
       bool inShape = volume()->GetShape()->Contains( point.const_array() ) ;
       
       std::cout << " ** Surface::insideBound( " << point << " ) - distance = " << dist 
- 		<< " origin = " << origin() << " normal = " << normal() 
- 		<< " p * n = " << point * normal() 
- 		<< " isInShape : " << inShape << std::endl ;
+                << " origin = " << origin() << " normal = " << normal() 
+                << " p * n = " << point * normal() 
+                << " isInShape : " << inShape << std::endl ;
 	
       return dist < epsilon && inShape ;
 #else
@@ -181,20 +181,20 @@ namespace DD4hep {
 
     //=============================================================================================================
 
-    VolCylinder::VolCylinder( Geometry::Volume vol, SurfaceType type, double thickness_inner ,double thickness_outer,  Vector3D o ) :
+    VolCylinder::VolCylinder( Geometry::Volume vol, SurfaceType typ, double thickness_inner ,double thickness_outer,  Vector3D o ) :
 
-      VolSurface( vol, type, thickness_inner, thickness_outer, Vector3D() , Vector3D() , Vector3D() , o ) {
+      VolSurface( vol, typ, thickness_inner, thickness_outer, Vector3D() , Vector3D() , Vector3D() , o ) {
     
-      Vector3D v( 0., 0., 1. ) ;
+      Vector3D v_val( 0., 0., 1. ) ;
 
       Vector3D o_rphi( o.x() , o.y() , 0. ) ;
 
       Vector3D n =  o_rphi.unit() ; 
     
-      Vector3D u = v.cross( n ) ;
+      Vector3D u_val = v_val.cross( n ) ;
 
-      setU( u ) ;
-      setV( v ) ;
+      setU( u_val ) ;
+      setV( v_val ) ;
       setNormal( n ) ;
 
       object<SurfaceData>()._type.setProperty( SurfaceType::Plane    , false ) ;
@@ -270,8 +270,8 @@ namespace DD4hep {
       bool inShapeT = volume()->GetShape()->Contains( const_cast<double*> ( point.const_array() ) ) ;
       
       std::cout << " ** Surface::insideBound( " << point << " ) - distance = " << distR 
-		<< " origin = " << origin() 
-		<< " isInShape : " << inShapeT << std::endl ;
+                << " origin = " << origin() 
+                << " isInShape : " << inShapeT << std::endl ;
       
       return distR < epsilon && inShapeT ;
 #else
@@ -291,7 +291,7 @@ namespace DD4hep {
       
       // delete all surfaces attached to this volume
       for( VolSurfaceList::iterator i=begin(), n=end() ; i !=n ; ++i ) {
-	i->clear() ;
+        i->clear() ;
       }
       
     }
@@ -300,10 +300,10 @@ namespace DD4hep {
     SurfaceList::~SurfaceList(){
       
       if( _isOwner ) {
-	// delete all surfaces attached to this volume
-	for( SurfaceList::iterator i=begin(), n=end() ; i !=n ; ++i ) {
-	  delete (*i) ;
-	}
+        // delete all surfaces attached to this volume
+        for( SurfaceList::iterator i=begin(), n=end() ; i !=n ; ++i ) {
+          delete (*i) ;
+        }
       }
     }
 
@@ -316,11 +316,11 @@ namespace DD4hep {
 
       try {
 
-	list = det.extension< VolSurfaceList >() ;
+        list = det.extension< VolSurfaceList >() ;
 
       } catch(const std::runtime_error& e){ 
 	
-	list = det.addExtension<VolSurfaceList >(  new VolSurfaceList ) ; 
+        list = det.addExtension<VolSurfaceList >(  new VolSurfaceList ) ; 
       }
 
       return list ;
@@ -345,50 +345,50 @@ namespace DD4hep {
 
       if( pv.volume().ptr() == theVol.ptr() ) { 
 	
-	return true ;
+        return true ;
 	
       } else {
 	
-	//--------------------------------
+        //--------------------------------
 
-	const TGeoNode* node = pv.ptr();
+        const TGeoNode* node = pv.ptr();
 	
-	if ( !node ) {
+        if ( !node ) {
 	  
-	  //	  std::cout <<  " *** findVolume: Invalid  placement:  - node pointer Null for volume:  " << pv.name() << std::endl ;
+          //	  std::cout <<  " *** findVolume: Invalid  placement:  - node pointer Null for volume:  " << pv.name() << std::endl ;
 
-	  throw std::runtime_error("*** findVolume: Invalid  placement:  - node pointer Null ! " + std::string( pv.name()  ) );
-	}
-	//	Volume vol = pv.volume();
+          throw std::runtime_error("*** findVolume: Invalid  placement:  - node pointer Null ! " + std::string( pv.name()  ) );
+        }
+        //	Volume vol = pv.volume();
 	
-	//	std::cout << "              ndau = " << node->GetNdaughters() << std::endl ;
+        //	std::cout << "              ndau = " << node->GetNdaughters() << std::endl ;
 
-	for (Int_t idau = 0, ndau = node->GetNdaughters(); idau < ndau; ++idau) {
+        for (Int_t idau = 0, ndau = node->GetNdaughters(); idau < ndau; ++idau) {
 	  
-	  TGeoNode* daughter = node->GetDaughter(idau);
-	  PlacedVolume placement( daughter );
+          TGeoNode* daughter = node->GetDaughter(idau);
+          PlacedVolume placement( daughter );
 	  
-	  if ( !placement.data() ) {
-	    throw std::runtime_error("*** findVolume: Invalid not instrumented placement:"+std::string(daughter->GetName())
-				     +" [Internal error -- bad detector constructor]");
-	  }
+          if ( !placement.data() ) {
+            throw std::runtime_error("*** findVolume: Invalid not instrumented placement:"+std::string(daughter->GetName())
+                                     +" [Internal error -- bad detector constructor]");
+          }
 	  
-	  PlacedVolume pv_dau = Ref_t(daughter); // why use a Ref_t here  ???
+          PlacedVolume pv_dau = Ref_t(daughter); // why use a Ref_t here  ???
 	  
-	  if( findVolume(  pv_dau , theVol , volList ) ) {
+          if( findVolume(  pv_dau , theVol , volList ) ) {
 	    
-	    //	    std::cout << "  ----- found in daughter volume !!!  " << std::hex << pv_dau.volume().ptr() << std::endl ;
+            //	    std::cout << "  ----- found in daughter volume !!!  " << std::hex << pv_dau.volume().ptr() << std::endl ;
 
-	    return true ;
-	  } 
-	}
+            return true ;
+          } 
+        }
 
-	//  ------- not found:
+        //  ------- not found:
 
-	volList.pop_back() ;
+        volList.pop_back() ;
 
-	return false ;
-	//--------------------------------
+        return false ;
+        //--------------------------------
 
       }
     } 
@@ -396,7 +396,7 @@ namespace DD4hep {
     //======================================================================================================================
 
     Surface::Surface( Geometry::DetElement det, VolSurface volSurf ) : _det( det) , _volSurf( volSurf ), 
-								       _wtM(0) , _id( 0) , _type( _volSurf.type() )  {
+                                                                       _wtM(0) , _id( 0) , _type( _volSurf.type() )  {
 
       initialize() ;
     }      
@@ -424,22 +424,22 @@ namespace DD4hep {
 
       if( ! mat.isValid() ) {
 	
-	MaterialManager matMgr ;
+        MaterialManager matMgr ;
 
-	Vector3D p = _o - innerThickness() * _n  ;
+        Vector3D p = _o - innerThickness() * _n  ;
 
-	const MaterialVec& materials = matMgr.materialsBetween( _o , p  ) ;
+        const MaterialVec& materials = matMgr.materialsBetween( _o , p  ) ;
 	
-	// std::cout << " ####### found materials between points : " << _o << " and " << p << " : " ;
-	// for( unsigned i=0,n=materials.size();i<n;++i){
-	//   std::cout <<  materials[i].first.name() << "[" <<   materials[i].second << "], " ;
-	// }
-	// std::cout << std::endl ;
-	// const MaterialData& matAvg = matMgr.createAveragedMaterial( materials ) ; 
-	// mat = matAvg ;
-	// std::cout << "  **** Surface::innerMaterial() - assigning averaged material to surface : " << mat << std::endl ;
+        // std::cout << " ####### found materials between points : " << _o << " and " << p << " : " ;
+        // for( unsigned i=0,n=materials.size();i<n;++i){
+        //   std::cout <<  materials[i].first.name() << "[" <<   materials[i].second << "], " ;
+        // }
+        // std::cout << std::endl ;
+        // const MaterialData& matAvg = matMgr.createAveragedMaterial( materials ) ; 
+        // mat = matAvg ;
+        // std::cout << "  **** Surface::innerMaterial() - assigning averaged material to surface : " << mat << std::endl ;
 
-	mat = ( materials.size() > 1  ? matMgr.createAveragedMaterial( materials ) : materials[0].first  ) ;
+        mat = ( materials.size() > 1  ? matMgr.createAveragedMaterial( materials ) : materials[0].first  ) ;
 
       }
       return  mat ;
@@ -452,13 +452,13 @@ namespace DD4hep {
       
       if( ! mat.isValid() ) {
 	
-	MaterialManager matMgr ;
+        MaterialManager matMgr ;
 
-	Vector3D p = _o + outerThickness() * _n  ;
+        Vector3D p = _o + outerThickness() * _n  ;
 
-	const MaterialVec& materials = matMgr.materialsBetween( _o , p  ) ;
+        const MaterialVec& materials = matMgr.materialsBetween( _o , p  ) ;
 	
-	mat = ( materials.size() > 1  ? matMgr.createAveragedMaterial( materials ) : materials[0].first  ) ;
+        mat = ( materials.size() > 1  ? matMgr.createAveragedMaterial( materials ) : materials[0].first  ) ;
 
       }
       return  mat ;
@@ -527,9 +527,9 @@ namespace DD4hep {
       Volume theVol = _volSurf.volume() ;
       
       if( ! findVolume(  pv, theVol , pVList ) ){
-	theVol = _volSurf.volume() ;
-	std::stringstream sst ; sst << " ***** ERROR: Volume " << theVol.name() << " not found for DetElement " << _det.name()  << " with surface "  ;
-	throw std::runtime_error( sst.str() ) ;
+        theVol = _volSurf.volume() ;
+        std::stringstream sst ; sst << " ***** ERROR: Volume " << theVol.name() << " not found for DetElement " << _det.name()  << " with surface "  ;
+        throw std::runtime_error( sst.str() ) ;
       } 
 
       // std::cout << " **** Surface::initialize() # placements for surface = " << pVList.size() 
@@ -544,10 +544,10 @@ namespace DD4hep {
 #if 0 // debug
       wm.Print() ;
       for( std::list<PlacedVolume>::iterator it= pVList.begin(), n = pVList.end() ; it != n ; ++it ){
-	PlacedVolume pv = *it ;
-	TGeoMatrix* m = pv->GetMatrix();
-	std::cout << "  +++ matrix for placed volume : " << std::endl ;
-	m->Print() ;
+        PlacedVolume pv = *it ;
+        TGeoMatrix* m = pv->GetMatrix();
+        std::cout << "  +++ matrix for placed volume : " << std::endl ;
+        m->Print() ;
       }
 #endif
 
@@ -560,11 +560,11 @@ namespace DD4hep {
       // DetElements world transform
       for( std::list<PlacedVolume>::iterator it = ++( pVList.begin() ) , n = pVList.end() ; it != n ; ++it ){
 
-      	PlacedVolume pv = *it ;
-      	TGeoMatrix* m = pv->GetMatrix();
+      	PlacedVolume pvol = *it ;
+      	TGeoMatrix* m = pvol->GetMatrix();
       	// std::cout << "  +++ matrix for placed volume : " << std::endl ;
       	// m->Print() ;
-	//wtI->MultiplyLeft( m );
+        //wtI->MultiplyLeft( m );
 
       	wtI->Multiply( m );
       }
@@ -653,234 +653,234 @@ namespace DD4hep {
       
       if( type().isPlane() ) {
 	
-	if( shape->IsA() == TGeoBBox::Class() ) {
+        if( shape->IsA() == TGeoBBox::Class() ) {
 	  
-	  TGeoBBox* box = ( TGeoBBox* ) shape  ;
+          TGeoBBox* box = ( TGeoBBox* ) shape  ;
 	  
-	  DDSurfaces::Vector3D boxDim(  box->GetDX() , box->GetDY() , box->GetDZ() ) ;  
+          DDSurfaces::Vector3D boxDim(  box->GetDX() , box->GetDY() , box->GetDZ() ) ;  
 	  
 	  
-	  bool isYZ = std::fabs(  ln.x() - 1.0 ) < epsilon  ; // normal parallel to x
-	  bool isXZ = std::fabs(  ln.y() - 1.0 ) < epsilon  ; // normal parallel to y
-	  bool isXY = std::fabs(  ln.z() - 1.0 ) < epsilon  ; // normal parallel to z
+          bool isYZ = std::fabs(  ln.x() - 1.0 ) < epsilon  ; // normal parallel to x
+          bool isXZ = std::fabs(  ln.y() - 1.0 ) < epsilon  ; // normal parallel to y
+          bool isXY = std::fabs(  ln.z() - 1.0 ) < epsilon  ; // normal parallel to z
 	  
 	  
-	  if( isYZ || isXZ || isXY ) {  // plane is parallel to one of the box' sides -> need 4 vertices from box dimensions
+          if( isYZ || isXZ || isXY ) {  // plane is parallel to one of the box' sides -> need 4 vertices from box dimensions
 	    
-	    // if isYZ :
-	    unsigned uidx = 1 ;
-	    unsigned vidx = 2 ;
+            // if isYZ :
+            unsigned uidx = 1 ;
+            unsigned vidx = 2 ;
 	    
-	    DDSurfaces::Vector3D ubl(  0., 1., 0. ) ; 
-	    DDSurfaces::Vector3D vbl(  0., 0., 1. ) ;
+            DDSurfaces::Vector3D ubl(  0., 1., 0. ) ; 
+            DDSurfaces::Vector3D vbl(  0., 0., 1. ) ;
 	    
-	    if( isXZ ) {
+            if( isXZ ) {
 	      
-	      ubl.fill( 1., 0., 0. ) ;
-	      vbl.fill( 0., 0., 1. ) ;
-	      uidx = 0 ;
-	      vidx = 2 ;
+              ubl.fill( 1., 0., 0. ) ;
+              vbl.fill( 0., 0., 1. ) ;
+              uidx = 0 ;
+              vidx = 2 ;
 	      
-	    } else if( isXY ) {
+            } else if( isXY ) {
 	      
-	      ubl.fill( 1., 0., 0. ) ;
-	      vbl.fill( 0., 1., 0. ) ;
-	      uidx = 0 ;
-	      vidx = 1 ;
-	    }
+              ubl.fill( 1., 0., 0. ) ;
+              vbl.fill( 0., 1., 0. ) ;
+              uidx = 0 ;
+              vidx = 1 ;
+            }
 	    
-	    DDSurfaces::Vector3D ub ;
-	    DDSurfaces::Vector3D vb ;
-	    _wtM->LocalToMasterVect( ubl , ub.array() ) ;
-	    _wtM->LocalToMasterVect( vbl , vb.array() ) ;
+            DDSurfaces::Vector3D ub ;
+            DDSurfaces::Vector3D vb ;
+            _wtM->LocalToMasterVect( ubl , ub.array() ) ;
+            _wtM->LocalToMasterVect( vbl , vb.array() ) ;
 	    
-	    lines.reserve(4) ;
+            lines.reserve(4) ;
 	    
-	    lines.push_back( std::make_pair( _o + boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ,  _o - boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ) ) ;
-	    lines.push_back( std::make_pair( _o - boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ,  _o - boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ) ) ;
-	    lines.push_back( std::make_pair( _o - boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ,  _o + boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ) ) ;
-	    lines.push_back( std::make_pair( _o + boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ,  _o + boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ) ) ;
+            lines.push_back( std::make_pair( _o + boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ,  _o - boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ) ) ;
+            lines.push_back( std::make_pair( _o - boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ,  _o - boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ) ) ;
+            lines.push_back( std::make_pair( _o - boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ,  _o + boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ) ) ;
+            lines.push_back( std::make_pair( _o + boxDim[ uidx ] * ub  - boxDim[ vidx ] * vb ,  _o + boxDim[ uidx ] * ub  + boxDim[ vidx ] * vb ) ) ;
 	    
-	    return lines ;
-	  }	    
+            return lines ;
+          }	    
 
-	} else if( shape->IsA() == TGeoConeSeg::Class() ) {
+        } else if( shape->IsA() == TGeoConeSeg::Class() ) {
 
-	  TGeoCone* cone = ( TGeoCone* ) shape  ;
+          TGeoCone* cone = ( TGeoCone* ) shape  ;
 
-	  // can only deal with special case of z-disk and origin in center of cone
-	  if( type().isZDisk() && lo.rho() < epsilon ) {
+          // can only deal with special case of z-disk and origin in center of cone
+          if( type().isZDisk() && lo.rho() < epsilon ) {
 	    
-	    double zhalf = cone->GetDZ() ;
-	    double rmax1 = cone->GetRmax1() ;
-	    double rmax2 = cone->GetRmax2() ;
-	    double rmin1 = cone->GetRmin1() ;
-	    double rmin2 = cone->GetRmin2() ;
+            double zhalf = cone->GetDZ() ;
+            double rmax1 = cone->GetRmax1() ;
+            double rmax2 = cone->GetRmax2() ;
+            double rmin1 = cone->GetRmin1() ;
+            double rmin2 = cone->GetRmin2() ;
 	    
-	    // two circles around origin 
-	    // get radii at position of plane 
-	    double r0 =  rmin1 +  ( rmin2 - rmin1 ) / ( 2. * zhalf )   *  ( zhalf + lo.z()  ) ;  
-	    double r1 =  rmax1 +  ( rmax2 - rmax1 ) / ( 2. * zhalf )   *  ( zhalf + lo.z()  ) ;  
+            // two circles around origin 
+            // get radii at position of plane 
+            double r0 =  rmin1 +  ( rmin2 - rmin1 ) / ( 2. * zhalf )   *  ( zhalf + lo.z()  ) ;  
+            double r1 =  rmax1 +  ( rmax2 - rmax1 ) / ( 2. * zhalf )   *  ( zhalf + lo.z()  ) ;  
 
 	    
-	    unsigned n = nMax / 4 ;
-	    double dPhi = 2.* ROOT::Math::Pi() / double( n ) ; 
+            unsigned n = nMax / 4 ;
+            double dPhi = 2.* ROOT::Math::Pi() / double( n ) ; 
 	    
-	    for( unsigned i = 0 ; i < n ; ++i ) {
+            for( unsigned i = 0 ; i < n ; ++i ) {
 	      
-	      Vector3D rv00(  r0*sin(  i   *dPhi ) , r0*cos(  i   *dPhi )  , 0. ) ;
-	      Vector3D rv01(  r0*sin( (i+1)*dPhi ) , r0*cos( (i+1)*dPhi )  , 0. ) ;
+              Vector3D rv00(  r0*sin(  i   *dPhi ) , r0*cos(  i   *dPhi )  , 0. ) ;
+              Vector3D rv01(  r0*sin( (i+1)*dPhi ) , r0*cos( (i+1)*dPhi )  , 0. ) ;
 
-	      Vector3D rv10(  r1*sin(  i   *dPhi ) , r1*cos(  i   *dPhi )  , 0. ) ;
-	      Vector3D rv11(  r1*sin( (i+1)*dPhi ) , r1*cos( (i+1)*dPhi )  , 0. ) ;
+              Vector3D rv10(  r1*sin(  i   *dPhi ) , r1*cos(  i   *dPhi )  , 0. ) ;
+              Vector3D rv11(  r1*sin( (i+1)*dPhi ) , r1*cos( (i+1)*dPhi )  , 0. ) ;
 	      
 	     
-	      Vector3D pl0 =  lo + rv00 ;
-	      Vector3D pl1 =  lo + rv01 ;
+              Vector3D pl0 =  lo + rv00 ;
+              Vector3D pl1 =  lo + rv01 ;
 
-	      Vector3D pl2 =  lo + rv10 ;
-	      Vector3D pl3 =  lo + rv11 ;
+              Vector3D pl2 =  lo + rv10 ;
+              Vector3D pl3 =  lo + rv11 ;
 	      
 
-	      Vector3D pg0,pg1,pg2,pg3 ;
+              Vector3D pg0,pg1,pg2,pg3 ;
 	      
-	      _wtM->LocalToMaster( pl0, pg0.array() ) ;
-	      _wtM->LocalToMaster( pl1, pg1.array() ) ;
-	      _wtM->LocalToMaster( pl2, pg2.array() ) ;
-	      _wtM->LocalToMaster( pl3, pg3.array() ) ;
+              _wtM->LocalToMaster( pl0, pg0.array() ) ;
+              _wtM->LocalToMaster( pl1, pg1.array() ) ;
+              _wtM->LocalToMaster( pl2, pg2.array() ) ;
+              _wtM->LocalToMaster( pl3, pg3.array() ) ;
 	      
-	      lines.push_back( std::make_pair( pg0, pg1 ) ) ;
-	      lines.push_back( std::make_pair( pg2, pg3 ) ) ;
-	    }
+              lines.push_back( std::make_pair( pg0, pg1 ) ) ;
+              lines.push_back( std::make_pair( pg2, pg3 ) ) ;
+            }
 
-	    //add some vertical and horizontal lines so that the disc is seen in the rho-z projection
+            //add some vertical and horizontal lines so that the disc is seen in the rho-z projection
 
-	    n = 4 ; dPhi = 2.* ROOT::Math::Pi() / double( n ) ;
+            n = 4 ; dPhi = 2.* ROOT::Math::Pi() / double( n ) ;
 
-	    for( unsigned i = 0 ; i < n ; ++i ) {
+            for( unsigned i = 0 ; i < n ; ++i ) {
 	      
-	      Vector3D rv0(  r0*sin( i * dPhi ) , r0*cos(  i * dPhi )  , 0. ) ;
-	      Vector3D rv1(  r1*sin( i * dPhi ) , r1*cos(  i * dPhi )  , 0. ) ;
+              Vector3D rv0(  r0*sin( i * dPhi ) , r0*cos(  i * dPhi )  , 0. ) ;
+              Vector3D rv1(  r1*sin( i * dPhi ) , r1*cos(  i * dPhi )  , 0. ) ;
 	      
-	      Vector3D pl0 =  lo + rv0 ;
-	      Vector3D pl1 =  lo + rv1 ;
+              Vector3D pl0 =  lo + rv0 ;
+              Vector3D pl1 =  lo + rv1 ;
 
-	      Vector3D pg0,pg1 ;
+              Vector3D pg0,pg1 ;
 	      
-	      _wtM->LocalToMaster( pl0, pg0.array() ) ;
-	      _wtM->LocalToMaster( pl1, pg1.array() ) ;
+              _wtM->LocalToMaster( pl0, pg0.array() ) ;
+              _wtM->LocalToMaster( pl1, pg1.array() ) ;
 	      
-	      lines.push_back( std::make_pair( pg0, pg1 ) ) ;
-	    }
+              lines.push_back( std::make_pair( pg0, pg1 ) ) ;
+            }
 
-	  }
+          }
 	  
-	  return lines ;
-	}
-	// ===== default for arbitrary planes in arbitrary shapes ================= 
+          return lines ;
+        }
+        // ===== default for arbitrary planes in arbitrary shapes ================= 
 	
-	// We create nMax vertices by rotating the local u vector around the normal
-	// and checking the distance to the volume boundary in that direction.
-	// This is brute force and not very smart, as many points are created on straight 
-	// lines and the edges are still rounded. 
-	// The alterative would be to compute the true intersections a plane and the most
-	// common shapes - at least for boxes that should be not too hard. To be done...
+        // We create nMax vertices by rotating the local u vector around the normal
+        // and checking the distance to the volume boundary in that direction.
+        // This is brute force and not very smart, as many points are created on straight 
+        // lines and the edges are still rounded. 
+        // The alterative would be to compute the true intersections a plane and the most
+        // common shapes - at least for boxes that should be not too hard. To be done...
 	
-	lines.reserve( nMax ) ;
+        lines.reserve( nMax ) ;
 	
-	double dAlpha =  2.* ROOT::Math::Pi() / double( nMax ) ; 
+        double dAlpha =  2.* ROOT::Math::Pi() / double( nMax ) ; 
 
-	TVector3 normal( ln.x() , ln.y() , ln.z() ) ;
+        TVector3 norm( ln.x() , ln.y() , ln.z() ) ;
 
 	
-	DDSurfaces::Vector3D first, previous ;
+        DDSurfaces::Vector3D first, previous ;
 
-	for(unsigned i=0 ; i< nMax ; ++i ){ 
+        for(unsigned i=0 ; i< nMax ; ++i ){ 
 	  
-	  double alpha = double(i) * dAlpha ;
+          double alpha = double(i) * dAlpha ;
 	  
-	  TVector3 vec( lu.x() , lu.y() , lu.z() ) ;
+          TVector3 vec( lu.x() , lu.y() , lu.z() ) ;
 
-	  TRotation rot ;
-	  rot.Rotate( alpha , normal );
+          TRotation rot ;
+          rot.Rotate( alpha , norm );
 	
-	  TVector3 vecR = rot * vec ;
+          TVector3 vecR = rot * vec ;
 	  
-	  DDSurfaces::Vector3D luRot ;
-	  luRot.fill( vecR ) ;
+          DDSurfaces::Vector3D luRot ;
+          luRot.fill( vecR ) ;
  	  
-	  double dist = shape->DistFromInside( const_cast<double*> (lo.const_array()) , const_cast<double*> (luRot.const_array())  , 3, 0.1 ) ;
+          double dist = shape->DistFromInside( const_cast<double*> (lo.const_array()) , const_cast<double*> (luRot.const_array())  , 3, 0.1 ) ;
 	  
-	  // local point at volume boundary
-	  DDSurfaces::Vector3D lp = lo + dist * luRot ;
+          // local point at volume boundary
+          DDSurfaces::Vector3D lp = lo + dist * luRot ;
 
-	  DDSurfaces::Vector3D gp ;
+          DDSurfaces::Vector3D gp ;
 	  
-	  _wtM->LocalToMaster( lp , gp.array() ) ;
-
-	  // std::cout << " **** normal:" << ln << " lu:" << lu  << " alpha:" << alpha << " luRot:" << luRot << " lp :" << lp  << " gp:" << gp << " dist : " << dist 
-	  // 	    << " is point " << gp << " inside : " << shape->Contains( gp.const_array()  )  
-	  // 	    << " dist from outside for lo,lu " <<  shape->DistFromOutside( lo.const_array()  , lu.const_array()   , 3 )    
-	  // 	    << " dist from inside for lo,ln " <<  shape->DistFromInside( lo.const_array()  , ln.const_array()   , 3 )    
-	  // 	    << std::endl;
-	  //	  shape->Dump() ;
+          _wtM->LocalToMaster( lp , gp.array() ) ;
+
+          // std::cout << " **** normal:" << ln << " lu:" << lu  << " alpha:" << alpha << " luRot:" << luRot << " lp :" << lp  << " gp:" << gp << " dist : " << dist 
+          // 	    << " is point " << gp << " inside : " << shape->Contains( gp.const_array()  )  
+          // 	    << " dist from outside for lo,lu " <<  shape->DistFromOutside( lo.const_array()  , lu.const_array()   , 3 )    
+          // 	    << " dist from inside for lo,ln " <<  shape->DistFromInside( lo.const_array()  , ln.const_array()   , 3 )    
+          // 	    << std::endl;
+          //	  shape->Dump() ;
 	  
 
-	  if( i >  0 ) 
-	    lines.push_back( std::make_pair( previous, gp )  ) ;
-	  else
-	    first = gp ;
+          if( i >  0 ) 
+            lines.push_back( std::make_pair( previous, gp )  ) ;
+          else
+            first = gp ;
 
-	  previous = gp ;
-	}
-	lines.push_back( std::make_pair( previous, first )  ) ;
+          previous = gp ;
+        }
+        lines.push_back( std::make_pair( previous, first )  ) ;
 
 
       } else if( type().isCylinder() ) {  
 
-	//	if( shape->IsA() == TGeoTube::Class() ) {
-	if( shape->IsA() == TGeoConeSeg::Class() ) {
+        //	if( shape->IsA() == TGeoTube::Class() ) {
+        if( shape->IsA() == TGeoConeSeg::Class() ) {
 
-	  lines.reserve( nMax ) ;
+          lines.reserve( nMax ) ;
 
-	  TGeoTube* tube = ( TGeoTube* ) shape  ;
+          TGeoTube* tube = ( TGeoTube* ) shape  ;
 	  
-	  double zHalf = tube->GetDZ() ;
+          double zHalf = tube->GetDZ() ;
 
-	  Vector3D zv( 0. , 0. , zHalf ) ;
+          Vector3D zv( 0. , 0. , zHalf ) ;
 	  
-	  double r = lo.rho() ;
+          double r = lo.rho() ;
 
 
 
-	  unsigned n = nMax / 4 ;
-	  double dPhi = 2.* ROOT::Math::Pi() / double( n ) ; 
+          unsigned n = nMax / 4 ;
+          double dPhi = 2.* ROOT::Math::Pi() / double( n ) ; 
 
-	  for( unsigned i = 0 ; i < n ; ++i ) {
+          for( unsigned i = 0 ; i < n ; ++i ) {
 
-	    Vector3D rv0(  r*sin(  i   *dPhi ) , r*cos(  i   *dPhi )  , 0. ) ;
-	    Vector3D rv1(  r*sin( (i+1)*dPhi ) , r*cos( (i+1)*dPhi )  , 0. ) ;
+            Vector3D rv0(  r*sin(  i   *dPhi ) , r*cos(  i   *dPhi )  , 0. ) ;
+            Vector3D rv1(  r*sin( (i+1)*dPhi ) , r*cos( (i+1)*dPhi )  , 0. ) ;
 
-	    // 4 points on local cylinder
+            // 4 points on local cylinder
 
-	    Vector3D pl0 =  zv + rv0 ;
-	    Vector3D pl1 =  zv + rv1 ;
-	    Vector3D pl2 = -zv + rv1  ;
-	    Vector3D pl3 = -zv + rv0 ;
+            Vector3D pl0 =  zv + rv0 ;
+            Vector3D pl1 =  zv + rv1 ;
+            Vector3D pl2 = -zv + rv1  ;
+            Vector3D pl3 = -zv + rv0 ;
 
-	    Vector3D pg0,pg1,pg2,pg3 ;
+            Vector3D pg0,pg1,pg2,pg3 ;
 
-	    _wtM->LocalToMaster( pl0, pg0.array() ) ;
-	    _wtM->LocalToMaster( pl1, pg1.array() ) ;
-	    _wtM->LocalToMaster( pl2, pg2.array() ) ;
-	    _wtM->LocalToMaster( pl3, pg3.array() ) ;
+            _wtM->LocalToMaster( pl0, pg0.array() ) ;
+            _wtM->LocalToMaster( pl1, pg1.array() ) ;
+            _wtM->LocalToMaster( pl2, pg2.array() ) ;
+            _wtM->LocalToMaster( pl3, pg3.array() ) ;
 
-	    lines.push_back( std::make_pair( pg0, pg1 ) ) ;
-	    lines.push_back( std::make_pair( pg1, pg2 ) ) ;
-	    lines.push_back( std::make_pair( pg2, pg3 ) ) ;
-	    lines.push_back( std::make_pair( pg3, pg0 ) ) ;
-	  }
-	}
+            lines.push_back( std::make_pair( pg0, pg1 ) ) ;
+            lines.push_back( std::make_pair( pg1, pg2 ) ) ;
+            lines.push_back( std::make_pair( pg2, pg3 ) ) ;
+            lines.push_back( std::make_pair( pg3, pg0 ) ) ;
+          }
+        }
       }
       return lines ;
 
@@ -890,19 +890,19 @@ namespace DD4hep {
 
     Vector3D CylinderSurface::u( const Vector3D& point  ) const { 
 
-      Vector3D lp , u ;
+      Vector3D lp , u_val ;
       _wtM->MasterToLocal( point , lp.array() ) ;
       const DDSurfaces::Vector3D& lu = VolCylinder(_volSurf).u( lp  ) ;
-      _wtM->LocalToMasterVect( lu , u.array() ) ;
-      return u ; 
+      _wtM->LocalToMasterVect( lu , u_val.array() ) ;
+      return u_val ; 
     }
     
     Vector3D CylinderSurface::v(const Vector3D& point ) const {  
-      Vector3D lp , v ;
+      Vector3D lp , v_val ;
       _wtM->MasterToLocal( point , lp.array() ) ;
       const DDSurfaces::Vector3D& lv =  VolCylinder(_volSurf).v( lp  ) ;
-      _wtM->LocalToMasterVect( lv , v.array() ) ;
-      return v ; 
+      _wtM->LocalToMasterVect( lv , v_val.array() ) ;
+      return v_val ; 
     }
     
     Vector3D CylinderSurface::normal(const Vector3D& point ) const {  
@@ -915,7 +915,7 @@ namespace DD4hep {
 
     Vector2D CylinderSurface::globalToLocal( const Vector3D& point) const {
       
-      Vector3D lp , n ;
+      Vector3D lp;
       _wtM->MasterToLocal( point , lp.array() ) ;
 
       return   VolCylinder(_volSurf).globalToLocal( lp )  ;
diff --git a/DDSurfaces/include/DDSurfaces/Vector2D.h b/DDSurfaces/include/DDSurfaces/Vector2D.h
index a233dd8cb47941d91c2ae8e0ad5b5a5bbab4037e..1965a595c15fe9f06f07c76eb811ebdc85375d7c 100644
--- a/DDSurfaces/include/DDSurfaces/Vector2D.h
+++ b/DDSurfaces/include/DDSurfaces/Vector2D.h
@@ -11,7 +11,7 @@ namespace DDSurfaces {
     {
         public: 
         Vector2D() : _u(0.), _v(0.) {}
-        Vector2D(double u, double v) : _u(u), _v(v) {}
+        Vector2D(double u_val, double v_val) : _u(u_val), _v(v_val) {}
         
         double operator[](unsigned i) const
         {
diff --git a/DDSurfaces/include/DDSurfaces/Vector3D.h b/DDSurfaces/include/DDSurfaces/Vector3D.h
index 42f79b7cae331ffb778de5353bd448bb8f0830b1..819de8b8816f3e8106bce206342954af6ec56de3 100644
--- a/DDSurfaces/include/DDSurfaces/Vector3D.h
+++ b/DDSurfaces/include/DDSurfaces/Vector3D.h
@@ -41,10 +41,10 @@ namespace DDSurfaces {
     
     
     /** Default corrdinate system for initialization is cartesian */
-    Vector3D( double x,double y, double z ) :
-      _x(x),
-      _y(y),
-      _z(z) {
+    Vector3D( double x_val,double y_val, double z_val ) :
+      _x(x_val),
+      _y(y_val),
+      _z(z_val) {
     }
     
     // ---- this causes all sorts of template lookup errors ...    
@@ -81,8 +81,8 @@ namespace DDSurfaces {
     }  
 
     /// fill from double values
-    inline const Vector3D& fill( double x, double y, double z) {    
-      _x = x ; _y = y ; _z = z ; 
+    inline const Vector3D& fill( double x_val, double y_val, double z_val) {    
+      _x = x_val ; _y = y_val ; _z = z_val ; 
       return *this ;
     }  
 
@@ -311,20 +311,20 @@ namespace DDSurfaces {
    *  Vector3D  v( x, y, c , Vector3D::cartesian ) ;
    */
   template <>
-  inline Vector3D::Vector3D( double x,double y, double z, Vector3D::Cartesian (&)() ) : 
-    _x(x),
-    _y(y),
-    _z(z) {
+  inline Vector3D::Vector3D( double x_val,double y_val, double z_val, Vector3D::Cartesian (&)() ) : 
+    _x(x_val),
+    _y(y_val),
+    _z(z_val) {
   }
   
   /** Cylindrical c'tor  - example: <br> 
    *  Vector3D  v( rho, phi, z , Vector3D::cylindrical ) ;
    */
   template <>
-  inline Vector3D::Vector3D( double rho,double phi, double z, Vector3D::Cylindrical (&)() ) : _z(z)  {
+  inline Vector3D::Vector3D( double rho_val,double phi_val, double z_val, Vector3D::Cylindrical (&)() ) : _z(z_val)  {
     
-    _x = rho * cos( phi ) ;
-    _y = rho * sin( phi ) ;
+    _x = rho_val * cos( phi_val ) ;
+    _y = rho_val * sin( phi_val ) ;
   }
   
   
@@ -332,11 +332,11 @@ namespace DDSurfaces {
    *  Vector3D  v( r, phi, theta , Vector3D::spherical ) ;
    */
   template <>
-  inline Vector3D::Vector3D( double r,double phi, double theta, Vector3D::Spherical (&)() ) {
-    double rst =  r * sin( theta ) ;
-    _x = rst * cos( phi ) ;
-    _y = rst * sin( phi ) ;
-    _z = r * cos( theta ) ;
+  inline Vector3D::Vector3D( double r_val,double phi_val, double theta_val, Vector3D::Spherical (&)() ) {
+    double rst =  r_val * sin( theta_val ) ;
+    _x = rst * cos( phi_val ) ;
+    _y = rst * sin( phi_val ) ;
+    _z = r_val * cos( theta_val ) ;
   }
   
   
diff --git a/DDTest/src/test_bitfield64.cc b/DDTest/src/test_bitfield64.cc
index 4a8aff5d104c4c82626adab1a0c1ddc100e7cc07..70e47bb1f58c29577cfcd0468cb2a19fc5094a52 100644
--- a/DDTest/src/test_bitfield64.cc
+++ b/DDTest/src/test_bitfield64.cc
@@ -16,7 +16,7 @@ DDTest test = DDTest( "bitfield64" ) ;
 
 //=============================================================================
 
-int main(int argc, char** argv ){
+int main(int /* argc */, char** /* argv */ ){
     
   try{
     
diff --git a/DDTest/src/test_example.cc b/DDTest/src/test_example.cc
index 80dfc1dcc5cb02e0931c5dc93f8d96ad4c670f53..f21046004e266e69237ba6d9b17e5a20284f6b71 100644
--- a/DDTest/src/test_example.cc
+++ b/DDTest/src/test_example.cc
@@ -12,7 +12,7 @@ DDTest test = DDTest( "example" ) ;
 
 //=============================================================================
 
-int main(int argc, char** argv ){
+int main(int /* argc */, char** /* argv */ ){
     
   try{
     
diff --git a/doc/CompileAllOptionPermutations.sh b/doc/CompileAllOptionPermutations.sh
index d7a7d317ab57cbf76ef6d22de4b011d9c2c07252..095272b420e799f93ed9045952e2cc0607ca8504 100755
--- a/doc/CompileAllOptionPermutations.sh
+++ b/doc/CompileAllOptionPermutations.sh
@@ -2,7 +2,8 @@ dir_name=`pwd`;
 INSTALL_G4=/home/frankm/SW/g4_10.01.p02_dbg/lib/Geant4-10.1.2;
 INSTALL_LCIO=/home/frankm/SW/lcio/v02-04-03;
 INSTALL_XERCESC=/home/frankm/SW/xercesc;
-
+export ROOTSYS=/home/frankm/SW/root_v5.34.25_dbg;
+. ${ROOTSYS}/bin/thisroot.sh;
 #
 #
 make_opt()