geant4/source/processes/electromagnetic/adjoint/History

# Category emadjoint History

See `CONTRIBUTING.rst` for details of **required** info/format for each entry,
which **must** added in reverse chronological order (newest at the top).
It must **not** be used as a substitute for writing good git commit messages!

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## 2025-11-24 Vladimir Ivantchenko (emadjoint-V11-03-01)
- G4AdjointAlongStepWeightCorrection - fixed compilation warning

## 2025-07-12 Vladimir Ivantchenko (emadjoint-V11-03-00)
- G4ContinuousGainOfEnergy - updated signature of CorrectionsAlongStep(..)

## 2024-11-01 Laurent Desorgher (emadjoint-V11-02-01)
- Add attribute fLastFreeFlightTrackId in G4AdjointForcedInteractionForGamma 
in order to run adjoint simulation in MT mode 
- Add attribute fCurrentParticleDef in G4AdjointCSmanager in order
 to run adjoint simulation in MT mode 

## 2024-10-10 Gabriele Cosmo (emadjoint-V11-02-00)
- Fixed reported Coverity defects for use of const G4String& and std::move().
- Minor code cleanup (use of default destructor, std::size_t, G4 types, ...).

## 2022-11-23 Gabriele Cosmo (emadjoint-V11-00-05)
- Fixed more compilation warnings for implicit type conversions.

## 2022-11-18 Gabriele Cosmo (emadjoint-V11-00-04)
- Fixed compilation warnings for implicit type conversions on macOS/XCode 14.1.

## 2022-08-31 Gabriele Cosmo (emadjoint-V11-00-03)
- Fixed defects reported by Coverity in G4AdjointCSManager, to use auto&.

## 2022-03-07 Vladimir Ivanchenko (emadjoint-V11-00-02)
- G4AdjointComptonModel, G4AdjointCSManager - used updated interface
    to cross section from G4VEmProcess

## 2022-03-07 Vladimir Ivanchenko (emadjoint-V11-00-01)
- G4AdjointBremsstrahlungModel - use updated interface to G4EmModelManager

## 2021-12-10 Ben Morgan (emadjoint-V11-00-00)
- Change to new Markdown History format

---

# History entries prior to 11.0

29 October 2021: L. Desorgher (emadjoint-V10-07-07)
- G4AdjointForcedInteractionForGamma : Improve the forced interaction for 
									gamma reverse tracking for thick shielding 
- G4AdjointhIonisationModel : Correct weight correction to limit dependence
								 of proton dose results on cut in range
- G4AdjointCSManager :   Fixing of coverity issues 
	
- G4VEMAdjointModel : Fixing of coverity issues

	
18 July 2021: V. Ivanchenko (emadjoint-V10-07-06)
G4AdjointCSManager - updated interfaces to G4PhysicsVector

16 Apr 2021: B. Morgan (emadjoint-V10-07-05)
- Migrate build to modular CMake API

28 Mar 2021: V. Ivanchenko (emadjoint-V10-07-04)
- G4ContinuousGainOfEnergy - used updated signature for ion ionisation

22 Mar 2021: V. Ivanchenko (emadjoint-V10-07-03)
- G4VEmAdjointModel - minor clean-up

12 Mar 2021: D. Sawkey (emadjoint-V10-07-02)
- free resources in destructors
- fix uninitialized variables

8 Mar 2021: D. Sawkey (emadjoint-V10-07-01)
- Second large round of cleaning for v11 release
 - use 'virtual' and 'override' methods consistently
 - member variables start with f; shorten long names
 - remove unused variables; make class variables local where appropriate
 - order declarations of class variables
 - define class variables
 - removed unused functions
 - mark copy/assignment operators as 'delete'
 - add ProcessDescriptions
 - remove ChangeHistory from top of code
 - replace 2.*3.14... with CLHEP::twopi
 - remove more unused headers

20 Feb 2021: D. Sawkey (emadjoint-V10-07-00)
- First pass on large cleaning for v11 release
 - apply clang-format style guidelines
 - apply C++11 codewords to method declarations: virtual, override, explicit
 - delete unused variables and methods
 - start naming class member variables with f
 - use nullptr instead of 0
 - remove unused headers
 - use constexpr for numbers

11 Mar 2019: G. Cosmo (emadjoint-V10-05-00)
-Fixed typos in printouts and comments.

06 Nov 2017: V. Ivanchenko (emadjoint-V10-03-01)
-Extended correction of occurrence of FPE in G4AdjointForcedInteractionForGamma.
-G4eAdjointMultipleScattering - change index of the default accourding to recent
   modifications in emutils

27 Jan 2017: L. Desorgher (emadjoint-V10-03-00)
-Correction of occurrence of FPE in G4AdjointForcedInteractionForGamma.

27 Octb 2016: L. Desorgher (emadjoint-V10-02-03)
-Correction in  G4AdjointForcedInteractionForGamma to avoid high weight of forced gamma
 when only the brem is used.
-Modification in G4AdjointBremsstrahlungModel to use the  direcet angular model to compute the direction of the
 adjoint secondary
-Add G4UrbanAdjointMscModel.cc and G4eAdjointMultipleScattering.cc

18 Octb 2016: L. Desorgher (emadjoint-V10-02-02)
-Correct use of logical or in  G4AdjointForcedInteractionForGamma for compilation
  error under windows.

17 Octb 2016: L. Desorgher (emadjoint-V10-02-01)
-Correct G4AdjointForcedInteractionForGamma for compilation error under windows.

26 Sept 2016: L. Desorgher (emadjoint-V10-02-00)
-Add new adjoint process G4AdjointForcedInteractionForGamma to force the
 reverse interaction of adjoint gamma.
-Slight modifications of G4VEmAdjointModel for new forced interaction
-Some corrections in G4AdjointBremsstrahlungModel

24 Oct 2015: V.Ivanchenko (emadjoint-V10-01-03)
- G4AdjointCSManager - use G4ThreadLocalSingleton pattern,
    fixed computation of A of an element, added initialisation
    of all class members in the constructor

17 Oct 2015: V.Ivanchenko (emadjoint-V10-01-02)
- G4VEmAdjointModel - fixed Coverity reported problem

07 Aug 2015: V.Ivanchenko (emadjoint-V10-01-01)
- G4VEmAdjointModel, G4ContinuousGainOfEnergy, G4AdjointPhotoElectricModel,
  G4AdjointInterpolator, G4AdjointComptonModel,  G4AdjointCSMatrix,
  G4AdjointCSManager - add checks for while loops

21 May 2015: V.Ivanchenko (emadjoint-V10-01-00)
- G4AdjointhMultipleScattering - make it coherent with the forward
    msc processes

10 Apr 2014: V.Ivanchenko (emadjoint-V10-00-00)
- G4VAdjointReverseReaction - added protection against infinite
    loop in ReverseMC01 example: if cross section correction
    exceed 100 the total cross section is set to zero

31 Oct 2013: L.Desorgher (emadjoint-V09-06-09)
- Modifications for limitation of convergence peak
- G4AdjointBremsstrahlungModel - biased the gamma->e.- reverse brem CS by factor 100
- G4AdjointComptonModel -biased the CS by  a factor 0.1

19 Oct 2013: V.Ivanchenko (emadjoint-V09-06-08)
- G4AdjointBremsstrahlungModel - removed unused obsolete headers

21 Jul 2013: V.Ivanchenko (emadjoint-V09-06-07)
- G4AdjointhMultipleScattering - use G4UrbanMscModel instead of
    G4UrbanMscModel95

03 Jul 2013: V.Ivanchenko (emadjoint-V09-06-06)
- G4ContinuousGainOfEnergy - changed interface to G4VEmFluctuation

17 Jun 2013: G.Cosmo (emadjoint-V09-06-05)
- Cleanup from automatica changes for MT in G4AdjointInterpolator.

24 Jan 2013: V.Ivanchenko (emadjoint-V09-06-04)
- G4AdjointPhotoElectricModel - define current G4MaterialCutsCouple
    for the direct model

22 Feb 2013: L.Desorgher (emadjoint-V09-06-03)
-Remove of unused variables detected by compilation warnings.

23 Jan 2013: V.Ivanchenko (emadjoint-V09-06-02)
11 Jan 2013: V.Ivanchenko (emadjoint-V09-06-01)
- G4AdjointhMultipleScattering - use msc95 instead of msc90
- G4AdjointeIonisationModel - removed unused obsolete header

12 Dec 2012: V.Ivanchenko (emadjoint-V09-06-00)
- G4AdjointPhotoElectricModel use G4PEEffectFluoModel instead of obsolete
    G4PEEffectModel

30 Oct 2012: L. Desorgher (emadjoint-V09-05-04)
-Inclusion of headers for system of units and physical constants in G4AdjointBremsstrahlungModel

26 Oct 2012: L.Desorgher (emadjoint-V09-05-03)
-G4AdjointBremsstrahlungModel changed to use G4SeltzerBergerModel as forward model  by default
-Correct differential CS expression in G4VEmAdjointModel
-Get the weight from PostStepPoint instead of from Track when correcting the step in along stepping actions of
 G4ContinuousGainOfEnergy and G4AdjointAlongStepWeightCorrection. THis is needed for a correct propagation
 of weight correction in different along step actions.

10 Jul 2012: G.Cosmo (emadjoint-V09-05-02)
- Explicitly use inclusion of headers for system of units and physical
  constants, in plan to remove implicit inclusion from globals.hh.

08 Jun 2012: V.Ivanchenko (emadjoint-V09-05-01)
- Fixed shadowing

06 Jun 2012: V.Ivanchenko (emadjoint-V09-05-00)
- G4AdjointhMultipleScattering - comment out obsolete call

24 Jun 2011: V.Ivanchenko (emadjoint-V09-04-03)
- G4AdjointAlongStepWeightCorrection,G4ContinuousGainOfEnergy,
   G4VEmAdjointModel - fixed initialisation of currentCouple
   class member in constructor (Valgrind report)

10 Jun 2011: G.Cosmo (emadjoint-V09-04-02)
- Fixed initialization of index in G4VAdjointReverseReaction constructor,
  also causing compilation warning.

31 May 2011: L.Desorgher (emadjoint-V09-04-01)
Coverity fixes
-G4AdjointAlongStepWeightCorrection
	-add delete of fParticleChange in destructor of (defect 20316)
	-Initialise scalar attributes and remove currentTCut attribute (defect 15568)
-G4AdjointBremsstrahlungModel
	-add delete of theDirectStdBremModel and theEmModelManagerForFwdModels in
	 destructor (defect 23146)
	-remove the attribute theTimer (defect 20317)
	-Initialize lastCZ in constructor (defect 15569)
-G4AdjointCSManager
	-Initialize currentCouple, currentMaterial, and  lastMaterial in constructor
	 (defect 20343)
-G4AdjointCSMatrix
	-Initialize dlog in constructor (defect 15203)
-G4AdjointComptonModel
	-Initialize G4direct_CS in constructor (defect 15570)
-G4AdjointInterpolator
	-Comment dead code in FindPositionForLogVector (defect 14959)
-G4AdjointPhotoElectricModel
	-Add initialization of some attributes in constructor (defect 15572)
-G4AdjointhIonisationModel
	-Remove unused attributes (defect 15573)
	-Initialize theAdjEquivOfDirectPrimPartDef outside if condition (defect 15573)
-G4AdjointhMultipleScattering
	-Add some initialization of attributes in constructor (defect 15574)
-G4ContinuousGainOfEnergy
	-Add some initialization of attributes in constructor (defect 15575)
-G4VAdjointReverseReaction
	-Add some initialization of attributes in constructor (defect 15576)
-G4VEmAdjointModel
	-Comment dead code in GetAdjointCrossSection (defect 23168)
	-Neglect at the moment coverity bug 20612-20618.


27 May 2011: L. Desorgher (emadjoint-V09-04-00)
-Remove few unused variables to avoid compilation warning with gcc-4.6.0.

11 Nov 2010: L. Desorgher (emadjoint-V09-03-02)
-G4AdjointBremsstrahlungModel: add a G4EmModelManager to initialise properly,
  the G4eBremsstrahlungModel used as forward model. This allows to fix the
  floating point exception detected when compiling with G4FPE_DEBUG=1.
-G4AdjointhIonisation:
   Remove a negative term in the expression of the adjoint
   cross section (AdjointCrossSection method) and adapt the RapidSampleSecondaries method.
-G4VEmAdjointModel:
    Add a check on null cross section to avoid FPE.

3 Sep 2010: G.Cosmo (emadjoint-V09-03-01)
- G4AdjointAlongStepWeightCorrection: get rid of call to non-Standard isnan(),
  replaced by explicit validity test.

12 Apr 2010: V.Ivanchenko (emadjoint-V09-03-00)
- G4AdjointhMultipleScattering: removed obsolete unused header.

23 Nov 2009: G.Cosmo (emadjoint-V09-02-02)
- Corrected compilation error on Windows for G4AdjointAlongStepWeightCorrection.

20 Nov 2009: L.Desorgher (emadjoint-V09-02-01)
- Replace C++ type by G4 type where needed and adding of G4 disclaimer.

10 Nov 2009: L.Desorgher (emadjoint-V09-02-00)
- Commit of the electromagnetic  adjoint processes for the release of the all adjoint machinery into Geant4.
  Compared to the first commit, all e- processes have been improved and adjoint proton and ion ionisation have been added.
  The use of adjoint cross section matrices can be now limited only to e- Ionisation and Ion ionisation.
  The GNUmakefile has been modified by adding  -I$(G4BASE)/geometry/navigation/include  in CPPFLAGS.

14 Nov 2008: G.Cosmo (emadjoint-V09-01-00)
- First commit.