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Former-commit-id: c66b30ccbd72db74c7b5c0d80a94adfe8ce3ea09

Avoid calling functions that may return null via a reference.

Allow testing whether a CylinderSurface has a bounds object (it can be missing
depending on how the object was constructed).  Allows avoiding undefined
behavior sanitizer warnings from event dumping.

Former-commit-id: 6aaed1df488f86e7caf3d14b7b872d9e592e558b

This reverts commit aa5fed68 [formerly 32a5a7f8934e1d99834cf295dad9b50bf445b6a7], reversing
changes made to a0d90e4a [formerly 1888a6f1424c63e186731715a77e46192b99b3d2].


Former-commit-id: f5dbbc024a73b2e85125732361d16386f6a91d9a

Optimisation of straightLineDistanceEstimate based on basic vector algebra and common terms: 30% faster


Former-commit-id: c01f6e5f9f523a302c6ed9f349fea177913f262d

	* Tagging TrkSurfaces-01-03-32.
	* endreq -> endmsg.


Former-commit-id: 9807d039

        * change default to v21 and Subversion ''
        * tag as TrkDetDescrSvc-01-02-16

2016-03-21 Noemi Calace <noemi.calace@cern.ch>
	* Removing ISF LayerMaterialProvider from python/AtlasTrackingGeometrySvc.py
	* Tagged as TrkDetDescrSvc-01-02-15


Former-commit-id: b132f556e301b712b88d30f7c34b01e09af5cbc1

	* CMakelists.txt
	* tagged TrkDetDescrTestTools-00-01-12

2015-09-04 Noemi Calace <Noemi.Calace@cern.ch>
        * Adding visualisation for DiscSurface with DiscTrapezoidalBounds
        * tagged TrkDetDescrTestTools-00-01-11

2015-07-08 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * renaming the Layer trees
        * tagged TrkDetDescrTestTools-00-01-10


Former-commit-id: 57868bcd5784a1754bfb1eb2ed22a100e2b5eb51

2015-06-10 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * adding overlap descriptor to VertexMapper
        * tagged TrkDetDescrTestTools-00-01-09

2015-06-10 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * new VertexMapper for secondary vertex association
        * tagged TrkDetDescrTestTools-00-01-08

2015-06-04 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
	* Enhanced MaterialMapper for Z/A*rho validation
        * tagged TrkDetDescrTestTools-00-01-07

2015-05-08 Andreas Salzburger
	* Corrected phi labelling
        * tagged TrkDetDescrTestTools-00-01-06

2015-05-08 Andreas Salzburger
	* added accumulated path length versus step & corect
        * tagged TrkDetDescrTestTools-00-01-05


Former-commit-id: 422e2de40eab925be1b8775056c12dead44cc46c

2016-06-01 Marcin Wolter <marcin.wolter@cern.ch>
	* Added AnnulusBounds to the TrkSurfacesDict.h
	* Tagging as TrkSurfaces-01-03-31

2016-05-11 Attila Krasznahorkay <Attila.Krasznahorkay@cern.ch>
	* Removed the executable flag from all of the source files of the
	  package.
	* Replaced the usage of DataModel with AthContainers, and CLIDSvc
	  with SGTools in the code and the build configuration. (For both
	  CMT and CMake.) As the latter are the packages to use since a
	  while.
	* Fixed the CMake configuration not to try to link against the
	  non-existent TrkParametersBase library.
	* Did some general cleanup in the CMakeLists.txt file, removing
	  everything from it that's not needed.
	* Tagging as TrkSurfaces-01-03-30

2016-04-28 Sabine Elles
	* Add CMakeLists.txt in the most recent tag
...
(Long ChangeLog diff - truncated)


Former-commit-id: 08fcea2c592582c6d0dc4824af0477bd342ff233

'Use msgLvl instead of outputLevel; fixes warning about use of deprecated Gaudi method.' (TrkDetDescrTools-01-04-05)

        * Tagging TrkDetDescrTools-01-04-05.
	* src/LayerMaterialProvider.cxx (loadMaterialMap): Use msgLvl
	instead of outputLevel; fixes warning about use of deprecated
	Gaudi method.

2015-11-13  scott snyder  <snyder@bnl.gov>

        * Tagging TrkDetDescrTools-01-04-04.
	* cmt/requirements: Fix checkreq warnings.
	* TrkDetDescrTools/GeometryBuilder.h: Remove unused member.


Former-commit-id: e2805a08

	* fix coverity
31579 14/10/2015 (Medium) Uninitialized scalar field :/Tracking/TrkDetDescr/TrkDetDescrAlgs/src/MaterialMapping.cxx in function "MaterialMapping"

           * tag TrkDetDescrAlgs-02-00-06

        * Tagging TrkDetDescrTPCnv-00-01-05.
	* TrkDetDescrTPCnv/selection.xml: Remove dictionary entries
	duplicated with STLAddRflx/AtlasSTLAddReflex.

2015-10-16  scott snyder  <snyder@bnl.gov>

        * Tagging TrkDetDescrTPCnv-00-01-04.
	* test/TrkDetDescrTPCnv.xml: Add test xml file.

2015-10-13  scott snyder  <snyder@bnl.gov>

        * Tagging TrkDetDescrTPCnv-00-01-03.
	* Remove #define private public (gcc5 port).

        * Tagging TrkDetDescrTPCnv-00-01-02.
	* Add unit tests.
	* src/TrkGeometry/CompressedLayerMaterialCnv_p1.cxx,
	src/TrkGeometry/HomogeneousLayerMaterialCnv_p1.cxx: Add forgotten
	copies of splitFactor.
...
(Long ChangeLog diff - truncated)

	* Tagging TrkVolumes-01-01-12.
	* Revert change in -11.

2015-07-03  scott snyder  <snyder@bnl.gov>

	* Tagging TrkVolumes-01-01-11.
	* TrkVolumes/BevelledCylinderVolumeBounds.h: Avoid repeated
	division.

2015-06-24  scott snyder  <snyder@bnl.gov>

	* Tagging TrkVolumes-01-01-10.
	* Fix clang warnings: missing override keywords.

	* remove redundant guard on pointer delete
	* tag as TrkGeometrySurfaces-01-01-05

2015-03-15 Shaun Roe
	* correct typing error
	* tag as TrkGeometrySurfaces-01-01-04

2015-03-15 Shaun Roe
	* introduce resource management in assignment operator (coverity 29233, 29232)
29233 07/03/2015 (Low) Missing assignment operator :/Tracking/TrkDetDescr/TrkGeometrySurfaces/src/SlidingCylinderSurface.cxx in function "operator ="
29232 07/03/2015 (Low) Missing assignment operator :/Tracking/TrkDetDescr/TrkGeometrySurfaces/src/SlidingDiscSurface.cxx in function "operator ="
	* tag as TrkGeometrySurfaces-01-01-02

2015-03-02 Sarka Todorova <sarka.todorova@cern.ch>
        * bugfix in copy constructor
        * tagged TrkGeometrySurfaces-01-01-01

2014-08-20 Andreas.Salzburger -at- cern.ch
        * prepare for new extrapolation engine
        * tagged TrkGeometrySurfaces-01-01-00
...
(Long ChangeLog diff - truncated)

2016-02-02 Attila Krasznahorkay <Attila.Krasznahorkay@cern.ch>
	* Massaged the requirements file so that it could be interpreted
	  correctly by cmt2cmake.py.
	* Removed the executable flag from the files of the package.
	* Tagging as TrkDetDescrAthenaPool-01-00-09

2015-12-02  scott snyder  <snyder@bnl.gov>

	* Tagging TrkDistortedSurfaces-01-00-03.
	* Generate dictionaries.

2015-09-23  scott snyder  <snyder@bnl.gov>

	* Tagging TrkDistortedSurfaces-01-00-02.
	* TrkDistortedSurfaces/SaggedLineSurface.h,
	src/SaggedLineSurface.cxx: Add constructor taking transform by
	unique_ptr.  (gcc5 port)

2014-12-16 Goetz Gaycken
	* Fix coverity issue 11468 (missing assignment operator).
	* Throw exception for unimplemented code branches.
	* tagged as TrkDistortedSurfaces-01-00-00
        * CLHEP updates (obo John Chapman)

	* Tagging TrkSurfaces-01-03-23.
	* TrkSurfaces/TriangleBounds.h, src/TrapezoidBounds.cxx: Pass
	large objects by const reference, not by value.  Clean up a bit.
	* TrkSurfaces/RectangleBounds.h, TrkSurfaces/CylinderBounds.h: Fix
	argument names in ctor decls.

2015-12-01  scott snyder  <snyder@bnl.gov>

	* Tagging TrkSurfaces-01-03-22.
	* TrkSurfaces/DiscTrapezoidalBounds.h: Fix clang warning.

	* Tagging TrkGeometry-02-04-07.
	* TrkGeometry/TrkGeometryDict.h: Comply with ATLAS naming conventions.
	* TrkGeometry/Material.h: Fix typo in comments.

2015-11-06 Shaun Roe
	* fix coverity defect
31512 14/10/2015 (High) Resource leak :/Tracking/TrkDetDescr/TrkGeometry/src/CompoundLayerMaterial.cxx in function "material"
	* Tagged TrkGeometry-02-04-06

2015-10-30  scott snyder  <snyder@bnl.gov>
	* Removed BinUtility check in TrackingVolume::interlinkLayers()
	* Tagged TrkGeometry-02-04-05

2015-10-28  scott snyder  <snyder@bnl.gov>
	* Tagging TrkGeometry-02-04-04.
	* Fix clang warnings: Add missing override keywords.

2015-10-26 Noemi Calace <noemi.calace@cern.ch>
	* Coming back to previous version TrkGeometry-02-04-01
...
(Long ChangeLog diff - truncated)

	* Tagging TrkDetDescrUtils-01-03-03.
	* TrkDetDescrUtils/BinUtility.h: Add clear() method.  (gcc5
	port).
	* Tagging TrkDetDescrUtils-01-03-02.
	* TrkDetDescrUtils/BinningData.h: Comply with ATLAS naming
	conventions.

2015-10-19 Noemi Calace <Noemi.Calace@cern.ch>
	* Trying to fix coverity issue 31479
	* Tagged as TrkSurfaces-01-03-21

2015-10-12 Noemi Calace <Noemi.Calace@cern.ch>
	* Trying to fix coverity issue 31479
	* Tagged as TrkSurfaces-01-03-20

2015-09-23  scott snyder  <snyder@bnl.gov>
	* Tagging TrkSurfaces-01-03-19.
	* TrkSurfaces/Surface.h: Declare SurfaceUniquePtr,
	ConstSurfaceUniquePtr.
	* TrkSurfaces/DiscTrapezoidalBounds.h
	(EllipseCollisionTest::iterate): Fix abs() call.
	* TrkSurfaces/BoundaryCheck.h, TrkSurfaces/DiscBounds.h,
	TrkSurfaces/DiscTrapezoidalBounds.h: Comply with ATLAS naming
	conventions.

2015-09-17 Sharka Todorova <sarka.todorova@cern.ch>
	* bugfix in localNormal for Cylinder and Cone surface
...
(Long ChangeLog diff - truncated)

        * import Fix ATLASRECTS-1956 from branch
        * tagged as TrkDetDescrTools-01-04-03

2015-07-20 Andreas Salzburger -at- cern.ch
        * updates to CompoundLayerMaterialProvider
        * tagged as TrkDetDescrTools-01-04-02

           * small change to Converter::updateLog() to get const DataObject*
           * tagged as TrkDetDescrAthenaPool-01-00-08

2014-09-09 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
           * MIG5 version
           * tagged as TrkDetDescrAthenaPool-01-00-07

	* added accumulated path length versus step
        * tagged TrkDetDescrTestTools-00-01-04

        * change default to v20 and SubVersion ''
        * tag as TrkDetDescrSvc-01-02-14

2015-03-08 Shaun Roe
	* fix coverity defect
11561 09/07/2014 (Medium) Nesting level does not match indentation :/Tracking/TrkDetDescr/TrkDetDescrSvc/src/TrackingGeometrySvc.cxx in function "initialize"
   	* tag as TrkDetDescrSvc-01-02-13

2015-02-10 Goetz Gaycken
	* fix gcc checker warning (switch to AthService and use ATH_MSG
	  macros)
	* use service handle

2015-01-28 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * job property update
        * tagged as TrkDetDescrSvc-01-02-11

2015-01-27 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * job property update
        * tagged as TrkDetDescrSvc-01-02-10
...
(Long ChangeLog diff - truncated)

        * interface change of LayerMaterialCreator
        * tagged as TrkDetDescrInterfaces-01-02-05

2015-07-16 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * adding LayerMaterialManipulator
        * tagged as TrkDetDescrInterfaces-01-02-04

2015-06-10 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * first production version with the VertexMapper
        * tagged as TrkDetDescrInterfaces-01-02-03

2015-06-10 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * new VertexMapper interface & change of interface
        * tagged as TrkDetDescrInterfaces-01-02-02

   * new Material conversion algorithm
   * tag TrkDetDescrExample-01-01-02

2015-07-15 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
   * new Material manipulation algorithm
   * tag TrkDetDescrExample-01-01-01

2015-06-04 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
   * MaterialMapping with new ExtrapolationEngine
   * tag TrkDetDescrExample-01-01-00

        * evaluation of approach surface within the layer loop
        * update to const BoundaryCheck& in interface
        * tagged as TrkGeometry-02-04-00

2015-07-27 Noemi Calace <noemi.calace@cern.ch>
        * Removing boundary check for the surfaces returned by the overlap descriptor
        * tagged as TrkGeometry-02-03-07

2015-07-20 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * bugfix in CompoundLayerMaterial
        * tagged as TrkGeometry-02-03-06

2015-06-15 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * empty hit logic
        * tagged as TrkGeometry-02-03-05

2015-05-27 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * 2nd attempt to avoid punch-through to other side layer
        * tagged as TrkGeometry-02-03-04

...
(Long ChangeLog diff - truncated)

           * bugfix
           * tag TrkDetDescrAlgs-02-00-05

2015-07-16 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
           * interface adaption
           * tag TrkDetDescrAlgs-02-00-04

2015-07-16 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
           * adatpion of MAterialManipulation to for type conversion
           * tag TrkDetDescrAlgs-02-00-03

2015-06-16 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
           * Introduction of MaterialManipulation algorithm
           * tag TrkDetDescrAlgs-02-00-02

2015-06-04 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
           * Mapping updates
           * tag TrkDetDescrAlgs-02-00-01

2015-05-13 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
...
(Long ChangeLog diff - truncated)

        * introduction of LayerMaterialProvider
        * tagged TrkDetDescrTools-01-04-01

2015-01-27 Andreas Salzburger -at- cern.ch
        * introduction of LayerProvider
        * tagged TrkDetDescrTools-01-04-00

        * introduction of LayerProvider interface
        * tagged as TrkDetDescrInterfaces-01-02-00

        * Fix coverity issue 24994 (resource leak).

2014-12-05 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * coverity fix
        * tag as TrkDetDescrUnitTests-00-01-04

2014-11-04 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * update to new layersOrdered
        * tag as TrkDetDescrUnitTests-00-01-02 & 03

2014-09-09 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * updates to MIG5 version allowing partial TP testing
        * tag as TrkDetDescrUnitTests-00-01-01

2014-08-20 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * mig5 version (first)
        * tag as TrkDetDescrUnitTests-00-01-00

        * Fix coverity issue 25109 (logically dead code).

2014-11-21 Peter Kluit
        * GeoShapeConverter.cxx fixes
        * the transformations for Trapezoids were wrong after the Eigen
	  migration: Geomodel y axis coincides with the z axis for tracking
	* For Pcon volumes the conversion now makes multiple cylinders
	  to take into account the radial slope needed for the Muon Endcaps
        * tagged as TrkDetDescrGeoModelCnv-01-00-03

* 2. attempt to fix coverity issue 11372 and 11645 (possible resource
  leak and null dereferencing). (TrkVolumes-01-01-09)

    * 2. attempt to fix coverity issue 11372 and 11645 (possible resource
      leak and null dereferencing).

2014-12-18 sarka.todorova@cern.ch
    * memory leak fixes
    * tagged TrkVolumes-01-01-07 and 8

2014-12-11 Goetz Gaycken
    * Fix coverity issue 11271 (copy constructor without assignment operator).

2014-12-10 Goetz Gaycken
    * Fix covrity issue 11642-11644 (resource leak), and 11804, 11805
      (unrestored iostream).
    * Fixed copy constructor and added missing assignment operator (also
      addresses coverity issue 11265).
    * Fixed resource management in assignment operator and copy constructor
      (coverity issues 11551,11494).
    * Fix coverity issues 11802-11816,11818-11820 (unrestored iostream settings).
    * Fix coverity issue 11645,11647 (possible resource leak).
    * Fix coverity issues 11367-11372,11374-11379 (unchecked dynamic cast).
...
(Long ChangeLog diff - truncated)

        * fix of memeory leak in the AlignableTV
        * tagged as TrkGeometry-02-02-05

2014-12-15 Goetz Gaycken
	* Fix coverity issue 11266 (copy without assign).
	* Fix coverity issue 11442 (possible memory leak).
	* Fix coverity issue 11443 (copy without assign).
	* Fix coverity issue 13986 (possible memory leak).

2014-12-11 Goetz Gaycken
	* Fix coverity issue 12074 (uninitialized pointer member).
	* Fix coverity issue 24932 (missing assignment in copy constructor).
	* Fix coverity issue 24907 (wrong end indicator to ostream).
	* Fix coverity issue 11565 and 11566 (misleading indention).
	* Fix coverity issue 11877 (uninitialised pointer member).
	* Fix coverity issue 24939-24945, 24948 (uninitialised member).
	* Fix coverity issue 24946 (uninitialised pointer member).
	* Fix coverity issue 24947 (uninitialised members).
	* Fix assignment operator (child object not cloned).
	* Fix coverity issues 24908 (pointless expression) and 11495
...
(Long ChangeLog diff - truncated)

* Fix coverity issue 11875 (uninitialised member).
* Fix coverity issue 14335 (unsafe assignment operator). (TrkSurfaces-01-03-07)

2015-12-15 Goetz Gaycken
    * Fix coverity issue 11875 (uninitialised member).
    * Fix coverity issue 14335 (unsafe assignment operator).

2014-12-03 Sharka Todorova < sarka.todorova -at- cern.ch >
    * bugfix in TriangleBounds ( related to use of negative tolerance )
    * tagged TrkSurfaces-01-03-06

2014-11-28 Igor Gavrilenko <Igor.Gavrilenko@cern.ch>
        * method straightLineDistanceEstimate correction for PlaneSurface
	* tag TrkSurfaces-01-03-05

2014-11-25 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
    * memory leak in PerigeeSurface::localToGlobal (creating lineDirection)
    * tagged TrkSurfaces-01-03-04

2014-11-14 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
    * use override even more correctly
    * tagged TrkSurfaces-01-03-03

...
(Long ChangeLog diff - truncated)

* Fix coverity issue 11468 (missing assignment operator).
* Throw exception for unimplemented code branches. (TrkDistortedSurfaces-01-00-01)

        * Fix coverity issue 11468 (missing assignment operator).

* Fix coverity issue 11397 (null dereferencing).
* Fix coverity issue 11880 (uninitialised function pointer).
* Fix coverity issue 24931, 24909 (missing assignment operator), and
  corrected copy constructor to clone managed resources.
* Fix coverity issues 12025-12027 and 12029-12031 (Uninitialized
  scalar field). (TrkDetDescrUtils-01-03-01)

        * Fix coverity issue 11397 (null dereferencing).
        * Fix coverity issue 11880 (uninitialised function pointer).
        * Fix coverity issue 24931, 24909 (missing assignment operator), and
          corrected copy constructor to clone managed resources.
        * Fix coverity issues 12025-12027 and 12029-12031 (Uninitialized
          scalar field).

2014-10-27 Andreas.Salzburger < Andreas.Salzburger -at- cern.ch >
	* adding FullIntersection
	* tagged TrkDetDescrUtils-01-03-00

2014-10-15 Andreas.Salzburger < Andreas.Salzburger -at- cern.ch >
	* adding BinnedArrayArray
	* tagged TrkDetDescrUtils-01-02-02

2014-08-21 Andreas.Salzburger < Andreas.Salzburger -at- cern.ch >
	* adding Interseciton
	* tagged TrkDetDescrUtils-01-02-01

2014-08-20 Andreas.Salzburger < Andreas.Salzburger -at- cern.ch >
...
(Long ChangeLog diff - truncated)

2014-12-10 Goetz Gaycken
	* fix possible Layer (coverity issue 24933) and Surface leak.
	* fix LayerMaterialProperites leak.
	* fix coverity issue 24920, 24921 (unchecked dynamic cast).
2014-12-09 Goetz Gaycken
        * Fix coverity issue 11361 (possible dereferencing of NULL
          pointer).
        * Fix coverity issues 11287 (wrong message from incorrect
          comparison) and 24930 (possible dereferencing of NULL
          pointer).
        * Coverity issue 24919 (possible dereferencing of NULL
          pointer).

2014-12-05 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * warning fix
        * tagged TrkDetDescrTools-01-03-05

2014-11-24 Andreas Salzburger < Andreas.Salzburger -at- cern.ch >
        * coverity fixes
        * tagged TrkDetDescrTools-01-03-04
...
(Long ChangeLog diff - truncated)