ChangeLog
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2017-12-01
* Version 1.5.0 released
=========================
Add GSkyMap::array() method to Python interface (#2285)
CTA observations handle "statistic" attribute in XML file (#2238)
Use CSTAT and CHI2 instead of POISSON and GAUSSIAN for statistic (#2237)
Changed GObservation::statistics() to statistic() (#2238)
Prevent negative response values for COMPTEL IRF (#2234)
Add GCTAOnOffObservation PHA, ARF and RMF constructor (#2231)
Implement observation stacking in GCTAOnOffObservation (#2228)
Implement region integration in GCTAOnOffObservation (#2210)
Implement WSTAT in GCTAOnOffObservation (#2209)
Add GPha arithmetic operators and scale access methods
Add GArf arithmetic operators
Add GRmf arithmetic operators
Add GEbounds equality and inequality operators
Improve efficiency of GGti::contains() method.
Add GFitsTableCol::scale() method (#2191)
Implement code generator for GammaLib extensions (#2190)
Implement COMPTEL event list support (#2187)
Implement COMPTEL response computation (#2186)
Add COMPTEL SDA, SDB and ICT response files (#2186)
Correct output of COMPTEL DRB fitting XML model (#2184)
Allow source position fitting for Fermi-LAT data (#2183)
Add GModelSpectralNodes spectral model constructor (#2178)
Add GSkyMap division operator for Python 3.x (#2122)
Add time parameter to GApplicationPar class (#1864)
Add time string constructor and set method to GTime class (#1864)
Use GNdarray to store GSkyMap pixels and add smooth() method (#1729)
Add GSkyRegionMap class (#1121)
2017-10-31
* Bug fix version 1.4.3 released
================================
Correct background interpolation in GCTACubeBackground::operator() (#2268)
Fix OpenMP segfault issue when fetching CTA events (#2192)
Fix UTC rounding error in GTime::utc() method (#2177)
Correct GModelSpatialComposite::copy_members() bug
2017-08-24
* Bug fix version 1.4.2 released
================================
Correct rate computation in GModelTemporalLightCurve::mc() (#2181)
2017-08-22
* Bug fix version 1.4.1 released
================================
Correct GModelSpectralNodes::mc() regression for energies outside the node energy range (#2179)
2017-07-28
* Version 1.4.0 released
=========================
Add GCTAEventBin::ipix() and ieng() setter methods (#2171)
Write response information into simulated observation definition file (#2170)
Normalise phase curves by default (#2154, #2172)
Support Python list slicing for container classes (#2128)
Add Python typemaps for GObservation::likelihood() output argument (#2126)
Add GSkyRegions::overlaps() and GSkyMap::overlaps() classes (#1980)
2017-07-06
* Bug fix version 1.3.1 released
================================
Add margin to maximum light and phase curve values (#2149)
Improve caching in GSkyDir (#2148)
Make GCTAPsfKing save against invalid values (#2133)
2017-06-06
* Version 1.3.0 released
=========================
Add header card keyword map to GFitsHeader for fast access (#2120)
Correct set names of spatial GLON/GLAT model parameters (#2113)
Increase maximum CTA King PSF radius to 2 degrees (#2112)
Support "BKG" as name of CTA background template
Scale optimizer convergence criterion with step size (#2022)
Put response cube loading and saving in OpenMP critical zone (#2021)
Add GPhases class (#1996)
Allow fitting of scale parameter in composite models (#1992)
Add GEventList::append_column() method (#1991)
Add scalar addition and subtraction operators to matrix classes (#1990)
Add GCTAAeff::ebounds() method (#1989)
Add GEbounds::emin() and GEbounds::emax() setter methods (#1989)
Protect GEbounds::set_lin() and set_log() methods from invalid arguments (#1989)
Avoid hang-up of GCTAModelAeffBackground::mc() method (#1988)
Copy shared Python libraries instead of creating a symbolic link (#1987)
Added FITS image conversion operators (#1986)
If code originates from Git, always compile the Python bindings (#1985)
Raise exception instead of exiting with return code in Python tests (#1983)
Add GEventList::has_phase() and GEventList::has_detxy() methods (#1982)
Enhance precision of GCTAEdisp2D::compute_ebounds_src
Add conversion methods between GEbounds and GEnergies (#1977)
Do no longer interpret a CTA calibration database as file path (#1969)
GWcs now supports CD keywords instead of CDELT (#1951)
Add GModelSpectralSmoothBrokenPlaw class (#1948)
Implement lazy loading of energy dispersion in GCTAEdisp2D (#1940)
Add GCTARoi::contains method
Add GCTAResponseIrf::rspname() method
Correct GCTAPsf2D containment radius computation (#1876)
Add GFilename::type() method (#1863)
Rename GFitsTableCol::length() to GFitsTableCol::nrows() (#1860)
Rename GFitsHDU::size() to GFitsHDU::cards() (#1859)
Rename GFitsImage::size() to GFitsImage::npix() (#1858)
Remove GFitsTable::size() method (#1857)
Add GLS and SFL WCS projections (#1851)
Add GModelSpatialRadialProfile class (#1520)
Add GModelSpatialRadialProfileGauss class (#1520)
Add GModelSpatialRadialProfileDMBurkert class (#1520)
Add GModelSpatialRadialProfileDMEinasto class (#1520)
Add GModelSpatialRadialProfileDMZhao class (#1520)
Add support for Monte Carlo identifier metadata (#1483)
Add GEventList::has_mc_id() and GEventAtom::mc_id() methods (#1483)
GModelSpectralNodes throws exception for non-positive energy or intensity (#990)
2017-02-24
* Version 1.2.0 released
=========================
Reduce length of LAT response filenames by unzipping a number of energy dispersion files (#1931)
Skip zero livetime observations in stacked cubes for CTA (#1920)
Correct handling of time references in GGti::extend() method (#1922)
Check that MC energy is comprised in validity range for CTA 3D background template (#1918)
Add GModelTemporalPhaseCurve class (#1916)
Monte Carlo for empty maps or map cubes no longer throws an exception (#1915)
Add GModelTemporalLightCurve class (#1914)
Add GSkyMap FITS HDU constructor
Add leap second for 1-1-2017 (#1887)
Add region() method to GModelSpatial (#1764)
Correct containment radius computation in GCTAPsf2D::containment_radius (#1876)
Add composite spatial and spectral models (#1706)
Add GObservations::save_covmat() method (#1863)
Add GFft and GFftWavetable classes (#1731)
Add GNdarray class (#1768)
Increase precision of gammalib::str() floating point functions
Add GFits::publish() methods (#1231)
Add GVOTable class (#1231)
Add multiplicative spectral model (#1861)
Add additional time setting and getting methods (#1856)
Check CTA response table dimension for consistency (#1848)
Remove eval_gradients() methods and remplace by eval() method with optional gradients argument (#1847)
Add GTestSuite::test_value() method with automatic precision computation
Add GSkyMap::is_empty() method (#1828)
Add GApplication access by index operator (#1838)
Add GApplication::pars() and GApplicationPar::current_value() methods (#1838)
Add GLog is_open(), is_empty() and written_size() methods (#1837)
Fix invalid pointer problem in GLog copies (#1823)
Fix GSkyMap::publish() bug for empty sky maps (#1835)
Fix loss of application name and version (#1835)
Add methods for logging in applications (#1828)
Fix removal of Python wrappers after make clean (#1826)
Add GModelSpectralExpInvPlaw class (#1800)
Add GModelSpectralPlawEnergyFlux class (#1790)
Rename GModelSpectralPlaw2 to GModelSpectralPlawPhotonFlux (#1790)
2016-07-24
* Version 1.1.0 released
=========================
Check on model parameters in spectral registry (#1824)
Rename spectral model components (#1821)
Fix exception handling SWIG interface for Python 3
Write same XML element names than those that were read (#1820)
Rename spatial model components (#1818)
Fix consistency problem in GCTABackground3D (#1815)
Models accessing file now support relative file names (#1808)
Add GXmlElement and GXmlDocument filename() methods (#1808)
Move node parent from GXmlElement to GXmlNode class (#1808)
Fix Makefile for example executables (#1806)
Include examples in unit tests (#1803)
Handle additional columns in GArf class
GCTAAeff2D no longer extrapolates beyond response table (#1784)
Add GWcsSIN projection class (#1798)
Add weights to CTA event cube and event bin (#1789)
Remove GCTACubeExposure, GCTACubePsf and GCTACubeBackground elogmeans() methods
GCTACubeExposure, GCTACubePsf and GCTACubeBackground use energy values (#1788)
GSkyMap::save() now overwrites files (#1787)
Add GCTAPsfTable class (#1786)
Use std::vector for naxes argument in GFitsImage (#1779)
GCTACubePsf and GCTACubeEdisp now save 4D images
Change interpolation scheme in GCTABackground3D
Add GCsv::append() method (#1773)
Add GTestSuite::test_value() string method (#1772)
Add component setting methods to GModelSky (#1770)
Add GApplication::logFileClose() method
Add GModel::read_attributes() and write_attributes() private methods (#1765)
Also write test reports in case of an exception (#1746)
GCaldb::filename() method now returns GFilename (#1745)
Add GCTAObservation filename constructor (#1744)
Add gammalib::number() function (#1743)
Add GSkyMap::shape() and ndim() methods (#1733)
Add GEnergy division operator
Use rejection method in GModelSpatialDiffuseMap::mc() (#1725)
Add GObservations::nobserved() method (#1723)
Use rejection method in GCTABackground3D::mc() (#1722)
Use rejection method in GModelSpatialDiffuseCube::mc() (#1722)
Add energy dispersion cube for stacked analysis (#1721, #1801)
Make GFilename::is_fits thread safe (#1717)
Revise GTime operators (#1714)
Add GSkyMap::publish() method to publish map on VO Hub (#1710)
Add GVOClient::publish() method to publish a FITS HDU (#1710)
Remove GCTAOnOffObservations class (#1669)
Handle FITS extensions in GSkyMap load() and save() methods (#1695)
Restrict Monte Carlo simulations in GModelSpatialDiffuseConst to simulation cone (#1674)
Use default GTime in GModelSpectral eval() and eval_gradients() methods (#1672)
Optimise GModelSpatialDiffuseMap::set_mc_cone() method (#1673)
Optimise GModelSpatialDiffuseCube::set_mc_cone() method (#1673)
Use default GTime in GObservation::deadc() method (#1670)
The GApplicationPar::filename() methods now take and return GFilename (#1671)
Add GFilename methods and remove equivalents from GTools (#1666)
Use column names for CTA response table access (#1656)
Add non-const GObservation::events() method (#1664)
Remove event fetching from GCTAObservation class (#1648)
Implement event fetching and disposal in GCTAEventList class (#1648)
Add GFilename::fullname() method
Add GCTAEventList::remove() method
Handle also additional columns in GCTAEventList::append() method
Fix GFitsTableCol::insert() method for empty columns
Fix GCTAEdisp2D::compute_ebounds_xxx() methods (#1662)
Use GFilename in GFits to store filename (#1649)
Load CTA GTI extension from the HDU name provided by the DSS keyword (#1598)
Support Fermi LAT Pass 8 response functions (#1517)
Support out of source builds (#1484)
Finalize implementation of CTA On/Off fitting (#1044, #1781)
2016-01-27
* Bug fix version 1.0.1 released
================================
Add units to CTA event list columns (#1616)
Allow usage of numbers in FITS extension names (#1611)
Solve compatibility issues with Anaconda on Mac OS X (#1607)
Correct diffuse map MC normalisation (#1584)
2015-12-18
* Version 1.0.0 released
=========================
Ignore errors for El Capitan post processing (#1605)
Read only mandatory columns in GCTAEventList (#1600)
Remove extname arguments from classes (#1601)
Add GFilename class (#1599)
Check existence of files in CTA response loading (#1586)
GSkyMap::__getitem__ throw exception if out of bound (#1581)
Handle ~ in filenames (#1580)
Add GModel::has_ts() method (#1578)
Perform __init__.py creation only in build step (#1569)
Remove access by name methods from GSkyRegions (#1564)
Resolve Python test problem on El Capitan (#1563)
2015-10-28
* Version 0.11.0 released
=========================
Add need_help() method to GApplication (#572)
Correct GModelSpatialDiffuseCube computations (#1559)
Add save() and write() methods to GModelSpatialDiffuseCube
Add interval constructor and set methods to GEnergies class
Add Python unit test function to gammalib module (#1486)
Increase CTA IRF integration precision for shell model (#1521)
Correctly handle MC simulations for unnormalized diffuse maps (#1548)
Improve precision of shell model in unbinned analysis (#1521)
Add GCTAModelAeffBackground class
Remove small angle approximation from GModelSpatialRadialShell
Rename GSkymap to GSkyMap
Add binary operators to GSkymap class
GSkymap::operator/=(GSkymap) operator now ignores division by zero
Remove deadtime correction from GCTAModelCubeBackground (#1503)
Add GCTAObservation::object() method
Correct model gradient computation
Correct check of pixel containment in sky map (GSkymap::contains())
Do only search in users pfiles if PFILES environment variable is not set
Correct GModelSpatialDiffuseConst::mc() method (#1480)
Add is_valid() method to GCTARoi and write keywords only if ROI is valid (#1476)
Increased number of integration iterations for energy dispersion (#1472)
Add GOptimizerLM::logger() method, logger constructor takes pointer (#1471)
Replaced fixed precision integration by fixed iterations (#1466)
Implement rejection method for skymap Monte Carlo (#1465)
2015-05-22
* Version 0.10.0 released
=========================
Add optional PHASE information to CTA event lists
Use URL path informtion in GVOClient connection to Hub
Ignore empty string parameters in GModel::is_valid()
Add some constructors
Add classname methods to Python interface (#1321)
Rename CTA cube analysis classes (#1269)
Do not dump unqueried parameters (#1349)
Add GBilinear class
Add WCS projections (MOL)
Add GXmlElement::has_attribute() method
Add GSkymap scaling operators (#1296)
Add GSkymap::extract() method (#1442)
Implement GApplicationPar range checking (#285)
Forbid appending to text, comment and PI XML nodes (#804)
Increase precision for diffuse model Npred computation (#1248)
Implement observation definition reader/writer (#1429)
Remove etrue flag from CTA background IRF (#1437)
Allow appending of empty intervals to GEbounds and GGti
Add single interval constructor to GGti
Allow calling GNodeArray::set_value() for a single node
Add GTI and livetime information to GCTACubeExposure
Add GModelSpatial::contains method (#1446)
Add GModelSpatialEllipticalGauss class (#1412)
Add GVOHub class (#1229)
Add CTA Prod2 instrument response function (#1464)
2015-01-07
* Bug fix version 0.9.1 released
================================
Fixed bug #1383 (unit test error with recent gcc compiler)
2014-11-13
* Version 0.9.0 released
========================
Add energy dispersion to CTA module
Add pointing table support to CTA module
Add event filtering for binned analysis
Add +=, -=, *= and /= operators to GSkymap
Add integration status tracking to GIntegral
Add GCTAExposure and GCTAMeanPsf classes
Add ts and tscalc attributes to GModel and use them in models
Add manipulation methods to GCTAResponseTable
Add read(), write() and save() methods to GCTAPsf2D and GCTAPsfKing
Add classname() method to all classes
Add utc() methods to GTime class
Add hierachical element access methods to GXml and GXmlNode
Add table creation and saving methods to GCsv class
Add predefined entity support to XML module
Read/write altitude and azimuth attributes of CTA data
Refactor CTA response class, add GCTAResponseCube class
Improve CTA response computation for extended models
Implement CTA stacked analysis
Optimize CTA binned and stacked analysis
LM optimizer now allows logL decreases up to 1.0
Load events only when needed into GCTAObservation
Implement full automatic typecasting in Python module
Fill DETX and DETY values in GCTAResponseIrf::mc
Rename GCTAModelBackground to GCTAModelCubeBackground
Rename GCTAModelInstBackground to GCTAModelIrfBackground
Rename GIntegral::romb() to GIntegral::romberg()
Correctly take into account logfile name change in Python
Correctly use DETX/DETY in radians in GCTAInstDir
Introduce class codes to avoid dynamic type casting
Remove error computation from optimization
Add GOptimize::errors() method for error computation
Add support for user and save CTA energy thresholds
Several bug corrections
2014-03-12
* Bug fix Version 0.8.2 released
================================
Avoid division by zero error in GModelSpectralPlaw2 (#1141)
Add __len__ and copy() methods to GEvents Python interface
Increase Npred spectral integration precision to 1e-8 (#1142)
Use GCaldb for COMPTEL response handling
Add Pass 7 response files for Fermi/LAT
Load cube in GModelSpatialDiffuseCube only when needed (#1143)
Correct bug in Fermi/LAT PSF computation (#1004)
Implement CTA instrument background (#1146)
Add GModelSpectralSuperExpPlaw spectral model (#1147)
Added normalize attribute to GModelSpatialDiffuseMap (#1134)
Take into account spatial model normalization in MC sampling (#1135)
Add load() and save() methods to GCATObservation (#1149)
Correct LAT PSF computation for sources outside event cube
2014-02-05
* Bug fix Version 0.8.1 released
================================
Added missing hyphens in pfiles synchronisation section (#1091)
Add configuration test script (#1091)
GModelSky, GCTAModelBackground and GCTAModelRadialAcceptance write id attribute into XML file (#1092)
Add GChatter typedef to Python interface
GAMMALIB_CALDB takes precedence over CALDB environment variable (#1094)
Added vo module and GVOClient class to Python interface
Track results of Python unit tests (#1119)
Clean-up calibration database interface (#1102)
Correct 2D PSF Monte-Carlo simulations (#1128)
Correct deadtime computation for CTA non point source response (#1133)
2014-01-18
* Version 0.8.0 released
========================
Major review of public interfaces of all classes
Reorganize sky models
Introduce GContainer interface class
Add Virtual Observatory support
Introduce GUrl classes for transparent URL handling
Make use of GUrl class in XML I/O
Optimize computations
Introduce gammalib namespace for constants and functions
GModelSpatialDiffuseCube reads ENERGIES extension
Add sky region handling
Add on/off analysis support for CTA
Add xspec interface support
Rework registry classes to remove memory leaks on termination
Add support for variable-length FITS columns
Generalise GSkyPixel to 1D and 2D pixelisations
Added King profile PSF for CTA
Reorganise GOptimizerPars class and add GOptimizerPar class
Put likelihood computation in GObservation class
Add broken power law spectral model
Add Gaussian spectral model
Update parameter files if necessary
Implement exact sky map pixel solid angle computation
Rename the following classes:
- GWcs => GSkyProjection
- GWcslib => GWcs
- GWcsHPX => GHealpix
2012-12-18
* Version 0.7.0 released
========================
Add base module for interface classes
Introduce GBase from which almost all classes derive
Add dependency tracking for Python interface
Add COMPTEL instrument interface
Open FITS image using the equivalent data type
Refactor CTA response classes
Define new instrument response interface
Add GSource class
File locking failures do no longer throw exceptions
Optimize GNodeArray computations and add unit tests
Add handling of undefined and NaN values to GPar class
Add GPhotons photon container class
Implement mc(), flux() and eflux() for all spectral models
Rework GTime interface and introduce GTimeReference class
Add GModelSpectralLogParabola spectral model
2012-09-17
* Bug fix version 0.6.2 released
================================
clang++ compiler precedence is only taken for Mac OS X >= 10.7
Omit Python checks if Python bindings are disabled
Enhance OpenMP configuration on Darwin
Export MACOSX_DEPLOYMENT_TARGET only for --enable-universalsdk
Improve Python bindings configuration
Add TEST_ENV_DIR to load library path
2012-09-15
* Bug fix version 0.6.1 released
================================
Do not require gammalib/__init__.py file to be present
clang++ compiler takes precedence over g++ compiler
2012-09-14
* Version 0.6.0 released
========================
Add support for Fermi/LAT Pass 7 data
Add GModelSpatialMap model
Add sky direction access operator to GSkymap class
Add support for diffuse source models to CTA response
Add OpenMP support and parallelize likelihood optimizer
Add unit test support (introduce test module)
Correct bugs in GSparseMatrix
Enhance code quality
2012-04-03
* Version 0.5.0 released
========================
Update license text
Add configure options for Mac OSX universal builds
Break gammalib Python extension into modules
Comply to CTA event list format v1.0.0
Implement XML protocol for observation loading
Add support for CTA 1DC response format
Add GCTAResponseTable class for response file handling
Add GCTAModelRadialPolynom model
Add GCTAModelRadialProfile model
Add GModelSpectralNodes model
Correct Npred integration in GCTAModelRadialAcceptance
2011-10-12
* Version 0.4.12 released
=========================
Add missing #include <cstring> to GTools.cpp
Correct but in python interface for GSymMatrix and GSparseMatrix
2011-10-03
* Version 0.4.11 released
=========================
Add set response() to observation classes
Expose GCTAResponse::offset_sigma() in python
GCTAResponse::aeff() no longer returns negative areas
Improve Npred integration for extended sources in GCTAResponse
Implement environment variable expansion
Correctly fit unbinned for multiple observations
Add eflux() methods to spectral models
Implement flux(), eflux() and mc() for GModelSpectralFunc
Add GLog output methods to Python interface
Add append() and append_standard() methods to GPars
Protect parfile read/write by a file lock
LM optimizer frees any internally fixed parameter at exit
Add row and column manipulation methods for FITS tables
Replace FITS table column methods by access operators
Fix bug in GSparseMatrix::cs_transpose
2011-07-20
* Version 0.4.10 released
=========================
Improve configuration script
Minor bug fixes
2011-07-09
* Version 0.4.9 released
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Implement wcslib adaption for GWcs classes
Added AZP, STG, and TAN WCS projections
Add simple offset angle dependence of CTA response
Does not require pkg-config anymore
Add NaN/Inf check in various places (--enable-nan-check)
Test for presence of Python.h
2011-02-24
* Version 0.4.7 released
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Fix memory leaks in container classes handling pointers
Add more example scripts
2011-02-21
* Version 0.4.6 released
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Add support for extended source models
Implement CTA binned and unbinned support for extended source models
Update GEvents, GObservation and GResponse interfaces
Use operator[] for element access
Strict usage of C++ headers
Add Doxygen and man support (make doxygen; make doxygen-install)
Add html documentation
2011-02-02
* Version 0.4.5 released
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Implement CTA radial acceptance model
Generalize model class
Generation of Python bindings no longer requires swig
Include missing headers for Ubuntu and OpenSuse
Improve automatic configuration, remove autogen.sh
Adapt for Solaris 2.10
2011-01-06
* Version 0.4.4 released
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Tag sources with GammaLib-00-04-04
Clean up response interface
Correct some bugs and enhance some classes
Correct and validate Fermi-LAT interface for binned analysis
2010-12-20
* Version 0.4.3 released
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Tag sources with GammaLib-00-04-03
Add CSV Table interface
Add more source models
First working Fermi-LAT interface for binned analysis
2010-11-23
* Version 0.4.2 released
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Tag sources with GammaLib-00-04-02
Enhance FITS interface
2010-11-15
* Version 0.4.1 released
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Tag sources with GammaLib-00-04-01
Prototype implementation of XML interface
Prototype implementation of application logger
Cleanup of FITS interface
2010-06-11
* Version 0.4.0 released
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Tag sources with GammaLib-00-04-00
2009-10-09
* Version 0.2.0 released
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Tag sources with VER-0-2-0