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PyMCA Changelog

What's new in PyMCA 5.6.5

Apr 11, 2021
  • PyMcaBatch. Prevent the use of the input directory as output directory when the input file list is a single HDF5 file.
  • PyMcaBatch. Allow XRF batch fitting of a single entry in an HDF5 file containing multiple maps.
  • PCA. Deal with NaNs in stacks of spectra.
  • SPS. Correct SPEC shared memory access under Python 3.8
  • Adapt XIA Correct tool to python 3.

New in PyMCA 5.6.3 (Apr 1, 2021)

  • XRF. Allow to take user supplied transmission tables as attenuators.
  • IO. Allow sorting of entries in NeXus files by title.

New in PyMCA 5.6.2 (Apr 1, 2021)

  • IO. h5py 3.0.0 compatibility
  • Double-check OpenGL availability on startup
  • Allow building of PyMca under linux without OpenGL

New in PyMCA 5.6.1 (Apr 1, 2021)

  • K-Means. Subtract minimum of each feature prior to scaling.
  • IO. Improved user experience using HDF5 files.
  • IO. More robust access to redis.
  • IO. Automatic update of data from redis when last scan is selected.

New in PyMCA 5.6.0 (Apr 1, 2021)

  • RGB Correlator. Implement K-means clustering on user selected images.
  • RGB Correlator. Provide a shape command line argument to simplify reading of HDF5 groups.
  • ROI Imaging. Support mask selections from the RGB correlator.
  • ROI Imaging. Save stacks with calibration, live times and positioners.
  • IO. Provide access to bliss data via redis.
  • GUI. Deal with matplotlib warnings.
  • Plugins. Correct numpy 1.19.x related issues.

New in PyMCA 5.5.5 (Apr 13, 2020)

  • XRF. Allow to use up to 15 elements to refine the sample matrix.
  • IO. Support ARTAX files in PyMca Main window.
  • IO. Read motor positions from ARTAX files.
  • ROI Imaging. Allow to choose to perform PCA on standardized data.
  • ROI Imaging. Allow multiple slaves.
  • ROI Imaging. Do not close application when deleting slave stacks.
  • Plugins. Correct MotorInfo problem of table containing duplicates.

New in PyMCA 5.5.4 (Jan 13, 2020)

  • XRF. Make PyMca compatible with recent XMI-MSIM versions
  • XRF. Handle the use of the % character when defining materials
  • ROI Imaging. Add action to export all PCA and NNMA vectors.
  • ROI Imaging. Support the use of regions with NNMA.

New in PyMCA 5.5.3 (Oct 21, 2019)

  • HDF5. Handle broken toplevel external links
  • XRF. The fit configuration window was too big when using large font scaling.
  • Enable ICA calculations on HDF5 stacks.

New in PyMCA 5.5.2 (Oct 21, 2019)

  • HDF5: Make the code compatible with new h5py default file opening mode.

New in PyMCA 5.5.1 (Oct 21, 2019)

  • Qt binding selection tries PyQt5, PySide2, PyQt4 and PySide in that order.
  • PyMcaBatch: Deal with spaces in the path to the fit configuration file.
  • Prevent start crash using PySide2.

New in PyMCA 5.5.0 (Jul 11, 2019)

  • XRF: Include full-analysis provenance in HDF5 output files.
  • Improved support of HDF5
  • Improved testing suite.
  • ROI Imaging: Improved memory handling when reading multiple HDF5 detectors as input.
  • ROI Imaging: Support PerkinElmer FSM file format
  • ROI Imaging: Correct reading OMNIC files under Python 3 in non-windows
  • platforms.
  • Support PySide2
  • Support Matplotlib 3.1.x
  • Preliminary support of Python 3.8
  • Drop silx as hard dependency. Keep it as optional dependency.
  • Default to silx (if present) for 3D and scatter plots.

New in PyMCA 5.4.2 (Dec 24, 2018)

  • More robust reading of positioners from NeXus files
  • Respect the nativefiledialogs flag in McaAdvancedFit
  • Deal with underscore when sorting NeXus files by entry name
  • RGBCorrelator: Correct attribute error reading .dat files under Python 3

New in PyMCA 5.4.0 (Sep 20, 2018)

  • Add training exercises to the tutorials
  • Support quantification accounting for live time when using HDF5 files
  • Add higher order excitations example to the training data
  • Use silx toolkit for graphics
  • Allow the user to select a particular Qt binding (--binding option, default is PyQt5)
  • Implement a user selectable logging level (--logging option, default is warning)
  • Correct handling of repeated elements in the sample matrix
  • Correct readout of lispix data

New in PyMCA 5.3.1 (Apr 28, 2018)

  • PyMcaMainWindow. Correct error trying to use HDF5 files with only top level datasets.
  • PyMcaBatch. Correct error when opening HDF5 files as input. - Use QOpenGLWidget when available instead of QGLWidget. It solves a Debian packaging issue.
  • Prepare web pages using sphinx to be ready for easy deployment of improved documentation

New in PyMCA 5.3.0 (Apr 10, 2018)

  • XRF. Correct several Single Layer Strategy issues.
  • XRF. Support calibration readout using HDF5 files.
  • XRF. Support time readout and use of time information from HDF5 files.
  • HDF5. Simplify HDF5 data selection handling generating automatic data selection tables
  • HDF5. Support readout of motor positions together with curve data when following ESRF and Sardana standards.
  • HDF5. Support NXdata and default plots (requires silx)
  • Add plugin to fit all curves present in a 1D window (requires h5py)
  • ROI Imaging. No limit on the number of slaves.
  • Add tomographic reconstruction capabilities (requires freeART and tomoGUI)
  • Allow to build PyMca using GLIBC 2.26
  • Activate Continuous Integration.

New in PyMCA 5.2.2 (Nov 23, 2017)

  • ROI Imaging. Correct problem normalizing integer data by integer monitor.
  • HDF5 Widget. Use PyMca plugins on silx data viewer.
  • HDF5 Batch. Correct error when all the entries in an HDF5 file do not present
  • the same structure.
  • SPEC shared memory. Correct counter labelling order in case of using 10 or more
  • counters and motors in a scan.
  • NeXus. Interpret new style NXdata groups using silx NXdataViewer if silx is installed.

New in PyMCA 5.2.1 (Sep 5, 2017)

  • Correct annoying error message appearing when background is not defined.
  • Update SpecFile license to MIT

New in PyMCA 5.1.4 (Jul 27, 2017)

  • ROI Imaging tool can add multiple detector signals present in an HDF5 file.
  • Support multiple JCAMP-DX blocks in a file.
  • Support stacks exported by OPUS in JCAMP-DX format.
  • Add basic support of OMDAQ lmf data format.
  • Make sure main window menu options are available under MacOS and Qt5.
  • Support matplotlib 2.0
  • Correct factor of two error when fitting step up or step down functions.

New in PyMCA 5.1.2 (Aug 2, 2016)

  • Adapt to latest SPEC version.
  • Correct compatibility issues with matplotlib 1.5.
  • Much improved compatibility with Qt 5.
  • Update to fisx 1.1.0 for windows compatibility under Python 3.5.
  • Correct the generation of the efficiency plot in the ATTENUATORS tab when BeamFilter0 was selected. That problem only affected the plot, not anything else.
  • Enable OpenGL window under Python 3.
  • Implement Kaiser window option for XAS Fourier transform.
  • Reimplement curve renaming.
  • Recover interactive console functionality.
  • Correct the density of H and He.
  • Add more keywords for QXAS format support.
  • Allow ADD functionality on customized fit background (allowing multiple atan functions).
  • Allow the use of the regular mesh plugin on incomplete mesh scans.
  • Add kinetics related plugins (Rate Laws and Arrhenius-like plots).

New in PyMCA 5.1.1 (Aug 2, 2016)

  • Update to fisx 1.0.4 to workaround issue calculating secondary excitation corrections when the incident beam is normal to the sample surface.
  • Restore pre-5.0.0 behavior in the scan window when displaying mouse coordinates without the crosshair cursor.
  • Correct multiple curve averaging when input arrays are reversed.
  • Add the possibility to save the Monte Carlo generated matrix spectra in the fit window.
  • Correct problem of reapplying the calibration when toggling log and linear axes while already using a calibration.
  • Restore saving of images in PNG and JPG in the main window.
  • Restore data projection on PCA eigenvectors calculated using the covariance method to the same way as when using the other methods.

New in PyMCA 5.1.0 (Aug 2, 2016)

  • Automatic loading of user plugins.
  • Allow the use of user specified physical constants across different installed versions.
  • Add stack plugin to calculate multiple ROIs in one go.
  • Add basic JCAMP-DX reading support.
  • Add crosshair cursor option to the plot options menu.
  • Add EXAFS extraction capabilities to the Main Window and the ROI Imaging Tool.
  • Improved right axis autoscaling.
  • Panning with the keyboard arrow keys implemented in most 1D plots.
  • Correct bug on customized fit when using anchors.
  • Correct bug saving MCA spectra when using the Taurus plugin.
  • Correct swap of red and blue components when saving via matplotlib.
  • Correct regular mesh plotting.

New in PyMCA 5.0.3 (Aug 2, 2016)

  • Recover Advanced fit graphics saving in logarithmic mode.
  • Slower but correct reading of SPE files.
  • Correctly handle Energy and Channel plot labels.
  • Calculate tertiary excitation in diagnostics tab.
  • Allow stack normalization by an external image.
  • Correct saving of curves in the SCAN window.
  • Add OSMesa backend to the list of available plot backends.
  • Add crosshair cursor option.

New in PyMCA 5.0.2 (Aug 2, 2016)

  • Fast XRF fitting: Correct concentrations calculation.
  • Make license information detectable by licensecheck.

New in PyMCA 5.0.1 (Mar 3, 2015)

  • Fast XRF fitting: Give the user the option not to check for negative peak
  • contributions in order to maximize speed. The default behavior is unchanged.
  • Add copyright information to files missing it.
  • Correct bug: Windows frozen binary could not start batch from main window.
  • Correct bug: Fast XRF fit was not working on dynamically loaded stacks when
  • negative peak contributions were detected.
  • Correct bug: Save action was not active on some plots.

New in PyMCA 5.0.0 (Mar 3, 2015)

  • Analytical secondary excitation corrections.
  • Approximated tertiary excitation corrections.
  • Automatic matrix update.
  • Support .rtx file format stacks
  • Support .rpl + .raw described stacks (Lispix file format)
  • Support SPEC 6.02+ shared memory
  • Possibility to generate PCA scores plot.
  • Incorporate a new repository layout.
  • Most of the source code can be used under MIT or LGPL licenses.
  • Dependency on Qwt (via PyQwt) removed.
  • Possibility to keep image aspect ratio.
  • Improved print preview.
  • MCA Window accepts plugins.
  • Automatic download of user plugins.
  • Any plot accepts ROI selection.

New in PyMCA 4.7.4 (Oct 1, 2014)

  • Support readout of top level datasets in HDF5 files.
  • Improved handling of Tracer csv files.
  • Correct problems reading spec 6.02.07+ shared memory.

New in PyMCA 4.7.3 (Mar 27, 2014)

  • Correct bug using SNIP background with the Fast XRF linear fit stack plugin.
  • Better handling of screen resolutions with 768 vertical pixels.

New in PyMCA 4.7.2 (Mar 7, 2014)

  • Allow fitting of all Cr L lines
  • Correct bug saving image alignment data to disk.
  • Correct bug using linear polynomial background with the Fast XRF linear fit stack plugin

New in PyMCA 4.7.1 (Dec 14, 2013)

  • Support SOLEIL multiple-file different-scan-number maps.
  • Support batch fitting of multiple HDF5 files.
  • Fast XRF linear fit stack plugin.
  • Possibility to load image shifts in the image alignment stack plugin.
  • Basic support of MRC file format.
  • Add ID08 advanced alignment scan plugin.

New in PyMCA 4.7.0 (Dec 5, 2013)

  • Add basic support for calculating multiple excitation corrections via the
  • XMI-MSIM Monte Carlo code.
  • Add Image alignment capabilities to the ROI Imaging tool.
  • Improved handling of HDF5 external links.
  • Solve printing issue when printing from the File menu while the SCAN window is active
  • Recover reading support of SPE files from SLAC
  • Correct reading of .chi files maps
  • Extend the maximum number of counters supported in a specfile.
  • Prevent endless loop in specfile when the last character limiting a scan is '#'
  • Correct bug plotting a set of MCAs as one image when the number of MCA
  • detectors is more than one.
  • Background subtraction methods also work on stack browsers.
  • Handling of scales in image plots.
  • Add ID26 RIXS plugin as part of MultiScanToMesh plugins.
  • Add XMCD and XAS plugins from ID08 and ID12.
  • Add plugin to align curves.
  • Stacks of DESY fio files readable by windows binary.
  • Reduce memory usage when working with large in-memory stacks.
  • Decide to load dynamically the data based on the amount of physical memory
  • installed instead of based on a fixed data size.

New in PyMCA 4.6.2 (Jul 17, 2012)

  • Fix calculation of the MCA associated to a region when using dynamically loaded 1D stacks.
  • Fix scan XANES normalization. All curves normalized instead of just the active one.

New in PyMCA 4.6.1 (Jul 3, 2012)

  • This is a minor version correcting the following issues:
  • Support GZIP compressed EDF files (extensions: edf.gz, ccd.gz, raw.gz)
  • Fix annoying issue of having to select the left side of a pixel in order to
  • have the pixel actually selected.
  • Fix windows problem of PyMca not starting when the "My Documents" folder has
  • been relocated (issue number 3537267).
  • Fix Debian hurd-i386 build from source problem.

New in PyMCA 4.5.0 (Mar 15, 2012)

  • Support h5py version 2.x
  • Support OMNIC 8.x .map file format
  • Support TIFF format. Uncompressed and packbits.
  • Support a couple of ASCII based file formats of beamlines of Diamond and APS.
  • Preliminary Python 3.2 support.
  • Support principal components analysis of dynamically loaded stacks.
  • Improved HDF5 file format handling.
  • Possibility to visualize variable width line profiles on images.
  • Add split Gauss, split Lorentz and split Pseudo-Voigt as fitting functions.
  • Do not automatically sort the list of files to be treated in batch mode. The
  • program will respect the order provided by the user.
  • Allow visualized 3D objects to share the same colormap.
  • Lower the energy threshold in order to consider Boron K X rays.
  • Correct Arsenic density.
  • Allow to customize the saving of Scan window curves using matplotlib.
  • Allow multiple processes in MacOS X when using a non frozen PyMca version.

New in PyMCA 4.4.1 (Nov 22, 2010)

  • Allow detailed customization of 1D output.
  • Add simple normalization plugins to the Scan window.
  • Implement a plugin system for the ROI Imaging tool.
  • Implement a generic batch fitting of stacks as a stack plugin. The functions are totally specified by the user.
  • Implement simple background removal tools as stack plugins.
  • Implement an alternative ROI window as a stack plugin.
  • Support convertion of big EDF image stacks to HDF5.
  • Visualization of large image stacks via dynamic loading and use of HDF5.
  • Support MDP based PCA and ICA on user selected regions.
  • Read calibration from OMNIC 7.x .map files.
  • Support Bruker Opus maps exported in DPT format.
  • Improve the reading speed of TwinMic .dta files.
  • Add simple MarCCD support.
  • Add very simple support for some flavours of Pilatus CBF.
  • Show file header information.
  • Properly handle Amptek MCA calibration when more than two points or ROIs have been used.
  • Allow Savitzky-Golay (SG) filtering of stacks.
  • Correct problem affecting odd order SG derivatives.
  • Very primitive HDF5 2D Visualization.
  • Possibility to visualize HDF5 3D datasets as series of images.
  • Implement a context menu on the main window HDF5 browser.
  • Table visualization of non-numerical HDF5 datasets.
  • Support segmented HDF5 files using default segmentation.
  • llow the use of several processes when batch fitting a single HDF5 file.
  • Allow reading of pure image formats in the RGB correlator.
  • The fit configuration window was too high for Mac computers having exactly 800
  • pixels vertical resolution.
  • Workaround a windows problem when trying to select thousands of files in the
  • batch file dialog by using Qt file dialogs.
  • Minor visualization and data handling improvements.
  • Prevent a crash when the excitation energy is below 1 keV.
  • Add a script to build PyMca from source on Debian or Ubuntu systems.
  • Make specfile LC_NUMERIC locale independent to solve Debian bug report 602471.
  • Unify the sps library used by PyMca and the one used by Certified Scientific
  • Software package SPEC. Use a BSD like license for the associated code.

New in PyMCA 4.4.0 (Jan 14, 2010)

  • Extend the usability of the code down to 100 eV extending XCOM mass
  • attenuation coefficients with EPDL97 data when energies are below 1 keV.
  • Alternative background subtraction algorithm (SNIP) implemented.
  • Support of HDF5 file format.
  • Possibility to export ROI imaging tool data stack in HDF5.
  • Workaround 32-bit limit when handling huge EDF maps in 32-bit machines.
  • Better customization capabilities when saving images through matplotlib.
  • Support Fit2D .chi files.
  • Simple support of ADSC files wrapping them as EDF files.
  • Possibility to save images as 32-bit floats for people using the ImageJ EDF
  • plugin.
  • Support combined PCA when using two data stacks.
  • Support Independent Component Analysis via MDP if installed.
  • Support non-negative Matrix Approximation Analysis using Uwe Schmitt modules
  • Add multivariate analysis capabilities to the RGBCorrelator.
  • Implement a mechanism to add plugins to 1D plots.
  • Implement simple 3D visualization capabilities.
  • Solve X-ray tube profile generation problems at tube voltages below 20 kV.
  • Allow a greater number of energies defining the X-ray tube emission profile.
  • Correct logarithmic colormap handling.
  • Correct colormap problems in 64-bit platforms.
  • Correct problem preventing data calibration in some 64-bit platforms.
  • Minor bugs corrected and minor features added.

New in PyMCA 4.3.0 (Jan 14, 2010)

  • Speed up fit configuration when using multiple energies.
  • Import/export the multiple energies beam description as CSV files.
  • Possibility to calculate transmission curves added to the tools menu.
  • Offer the possibility to use an additional filter in the x-ray tube setup.
  • Visualization of the absorption and the detector contribution to the efficiency.
  • Prevent the use of trailing spaces in the definition of materials.
  • Implement zoomed window panning (press CTRL key and desired arrow key simultaneously).
  • Offer contour plot customization when saving images though matplotlib.
  • Possibility to flip external images used for selection in the ROI imaging
  • tool.
  • Numpy 1.2 runtime deprecation warnings suppressed.
  • Interpolated mass attenuation coefficients were between 0 and 3 %
  • overestimated.
  • Correct a bug appearing when trying to fit separate Ka and Kb lines of
  • elements above Rb.

New in PyMCA 4.2.6 (Jan 14, 2010)

  • Add very basic spx file format support.
  • Improved SPE file format support.
  • Improved semilogarithmic Y axis toggling.
  • Correct a problem appearing when adding curves to the scan window in show points only mode.
  • Offer the possibility to choose between Qt and native file dialogs through the
  • PyMca command line argument --nativefiledialogs=1.
  • Allow overwriting ROI definition files.
  • Two column ASCII files were not read in the ROI Imaging.
  • Implement the ROI Imaging --fileindex=1 command line option to deal with the case
  • the EDF map was column oriented instead of row oriented.
  • Add the possibility to transpose the resulting images of a batch fitting by
  • passing the --fileindex=1 option to PyMcaPostBatch.
  • Add threshold selection methods.
  • Implement selections from external images.
  • Correct a bug affecting saving of McaAdvancedFit data in CSV format.
  • Replace corrupted Ru.mat attenuation data.
  • Solve a problem with fit configuration window size affecting MacOS computers.
  • Prevent the use of numbers as material names.
  • Prevent an endless loop in case of typing a bad matrix element in the concentrations tab.
  • Add the necessary scripts to build PyMca as a python library under windows.
  • The calibration was not properly written when converting to EDF file format.

New in PyMCA 4.2.4 (Jan 14, 2010)

  • Add ESRF Xia Correct to the Tools menu.
  • ROI Imaging changes.
  • Do not reset ROI image selection on ROI change.
  • Add data saving capabilities to the ROI image window.
  • Implement basic principal component analysis mapping.
  • Support AIFIRA and SupaVisio maps.
  • Advanced Fit changes.
  • Improved transmission geometry support.
  • User can specify the scattering angle in the fit configuration.
  • Support "funny type" attenuators.
  • Make better use of the available space in the McaAdvancedFit window.
  • Linear fit: fix peaks to 0 area if they are outside the fitting region.
  • Simplify access to binding energies by putting them in a separate ASCII file.
  • Add anchors and smoothing information to the HTML reports.
  • Correct a bug on the reconstruction of the chisq image when using the
  • multiple processes batch option.
  • Correct a bug preventing the generation of HTML reports in batch mode.
  • Correct a specfile compilation issue with some gcc versions.
  • Suppress shared memory compilation warnings.

New in PyMCA 4.2.2 (Jan 14, 2010)

  • Input/Output: Support CSV format.
  • This should simplify data exchange with spreadsheets.
  • Input/Output: Support 64-bit handling of EDF files.
  • ScanWindow: Possibility to save all curves in a single specfile.
  • McaWindow: Spectra are saved with the active calibration instead of its own.
  • In other words: what you see is what you get.
  • Possibility to rename graph curves.
  • Possibility to save images thru matplotlib.
  • This allows user customization (axes, colorbar, colormap, contours, ...)
  • ROI imaging: Use file-mapped arrays for stacks of more than 2 Gbytes.
  • This feature is implemented for 64-bit linux systems.
  • McaAdvancedFit: The combination of linear fit and fixed pile-up was buggy.
  • Calibration: Correct a crash under python 2.5 using the Auto FWHM option.
  • RGB Correlator: ASCII images saved under windows can be read under linux.
  • Add peak statistics information to fit reports.
  • Some other minor bugs corrected and some other minor features added.

New in PyMCA 4.2.0 (Jan 14, 2010)

  • ROI Imaging Tool: Possibility to calculate net ROI images.
  • ROI Imaging Tool: Minimum width was a problem on dual screen displays.
  • ROI Imaging Tool: When using two stacks, the colormaps where coupled.
  • Main MCA Window old ROI markers were not erased under some conditions.

New in PyMCA 4.1.0 (Jan 14, 2010)

  • Changed numerical library from Numeric to Numpy.
  • Added a tool to convert spectra to ESRF data format.
  • Improved shared memory access.
  • Possibility to calculate concentrations in mM.
  • Possibility to export the main MCA window in graphical format.
  • MCA window inactive legends after a fit problem corrected.

New in PyMCA 4.0.9 (Jan 14, 2010)

  • Concentration calculated on batch mode were wrong if the fundamental
  • parameter method was employed and no report was generated. This bug was
  • introduced in version 4.0.2
  • Batches were unable to start if the first file had a name with
  • more characters than the last one.
  • Solved a random crash when showing the fit configuration dialog.
  • Program was unable to start under Python 2.5
  • Possibility to set anchors to the strip background. This makes the
  • strip background the ideal choice when the spectra present background
  • pile up artifacts.
  • Correct a memory leak appearing when the Savitsky-Golay smoothing was one.

New in PyMCA 4.0.6 (Jan 14, 2010)

  • Recover material editor functionality.
  • Solve a printing issue on some systems.
  • A black square was always present at the lower right corner.
  • Started to add functionalities to the scan window.

New in PyMCA 4.0.3 (Jan 14, 2010)

  • Correct a bug in the ROI imaging tool.
  • If the first channel was different from 0, there was an offset in each ROI.
  • Windows: Correct a bug making the applications crash on startup.
  • Speed up fit configuration dialog. It was awfully slow since version 3.9.4 Qt4.
  • Linux: Matplotlib saving of graphics working in the binary release also under (K)Ubuntu.

New in PyMCA 4.0.1 (Jan 14, 2010)

  • Plotting under windows should be faster.
  • Solved a small memory leak usign the strip background.
  • Advanced fit config button reported not to work on a gentoo 64-bit system when building PyMCA from source. Corrected.

New in PyMCA 4.0.0 (Jan 14, 2010)

  • Simplify batch preparation.
  • After a fit, you can load the non-linear parameters from last fit into the configuration just by pressing a button.
  • Huge speed up of pure imaging batches (specially linear fits).
  • Possibility to save the imaging tool generated images in ASCII and EDF formats besides pure graphical formats.
  • Display (X, Y, Z) coordenates in EDF viewers.
  • Mark selected peaks in fit window, not in the main McaWindow.
  • The windows installation allows to keep the old 3.9.4 version (ESRF)installed.
  • That windows version can be downloaded from the ESRF. It has less features but a faster interface.
  • Physics is not changed and files generated by the 3.9.4 version can be used with this version.
  • Repeated HTML reports were incorrectly visualized.
  • Correct a memory leak in the specfile library.
  • Speed up sequential mca readout in specfile library.
  • Batch pause button is working now.
  • Force a main McaWindow plot and calibration update after a fit.
  • Solve a Windows XP specific problem.
  • The peak selection buttons were not coloured under some windows theme configurations.

New in PyMCA 3.9.3 (Jan 14, 2010)

  • Add automatic x-ray tube weighted profile generation following Ebel's formulae.
  • Consider scatter of more than just one excitation energy.
  • Take into account peaks outside the fitting region if at least one of its escape lines falls into the fitting region.
  • Particularly important for Germanium detectors where the K escape lines are far from the excitation energy.
  • Starting pile-up parameter changed from 1.0e-10 to 1.0e-8
  • The rhodium density was wrong. Changed.
  • Solved a problem affecting the calibration in qt 2.3.0.
  • Solved a program crash in qt 2.3.0 when Matrix Spectrum of a bad or non existing matrix was requested.
  • Solved a program crash loading the shell configuration files. The problem affected some Intel based Macs (not all).

New in PyMCA 3.9.0 (Jan 14, 2010)

  • Possibility to perform linear fits. That can improve batch fitting speed.
  • Solved a long standing problem with the L lines of Sb, I, Cs, Ba, La, Ce, Pr and Nd. Problem was due to a bad transcription of the used theoretical data.
  • The elements info shows energy dependent L and M ratios.
  • Nothing changes for the fit. Just the information is shown.