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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[Unreleased]​

Fixed​

  • Disable text selection in file browser (#2574).
  • Fixed VizieR database query (#2480).
  • Fixed an issue where the PV generator widget and progress bar did not appear when creating a new PV image while another PV image was already open (#2349).
  • Fixed hotkeys of the next and previous images for macOS, resolved keyboard event conflicts between the image viewer and the dropdown menu, and unified the hotkeys dialog and adjusted the layout (#2575, #758).
  • Fixed incorrect aspect ratio and compass size when images contained incomplete CDELTi and PCi_j information (#2382, #2399).
  • Fixed the failure to switch to pixel coordinates when images had non-square pixels (#2602).
  • Made file header search bar move with the window (#1459).

Changed​

  • Set the default aspect ratio to unity when images lacked valid WCS information (#2604).

[5.0.3]​

Fixed​

  • Fixed flux density unit display in spectral profile for images with brightness temperature (K) (#2572).

[5.0.2]​

Fixed​

  • Fixed invalid values in preferences.json cause all preferences to be reset (#2561).

Added​

  • Added support for scrolling in the spectral profile dropdown menus (#2566).

[5.0.1]​

Fixed​

  • Fixed an issue where the dynamic layout incorrectly requested file information for folders (#2557).

[5.0.0]​

Fixed​

  • Fixed inconsistent label offsets of ruler annotations (#2472).
  • Fixed the misplaced spectral line labels in the PNG export with the Retina display (#2423).
  • Fixed incorrect initial position of the first loaded image (#2486).
  • Fixed the crash when loading fits files without CTYPE keywords in their header (#2481).
  • Fixed no WCS overlay after opening a file with a non-standard header (#2395).
  • Fixed no wcs grid if filename contains comma characters (#2386).
  • Fixed incorrect status in the animator widget and incorrect title in the image view widget when PV previews are active (#2523, #2524).
  • Fixed jumpy non-square images after widget resizing (#2467).
  • Colors of multi-spectral profiles do not vary with the image selection (#2236).
  • Fixed reference axes in the scatter plot of Stokes analysis (#2531 and #2532).
  • Fixed incorrect disabling of spectral axis convention for spatial-spectral images (#2550).
  • Fixed slow response to file list by sending basic info only (#1435).

Added​

  • Enhanced support for modifying the render configuration and the active channel/polarization in channel map mode (#2492).
  • Enable the copy function in the cursor info widget (#2468).
  • Supported flux density calculations with various pixel units in the statistics widget (#2521).
  • Enhanced support for displaying channel, spectral, and velocity information in channel map mode (#2492).
  • Supported image export with normal, high, and highest resolution in channel map mode (#2492).
  • Added support for generating initial values for multiple Gaussian image fitting (#2095).

Changed​

  • The dropdown options in the z profile widget becomes scrollable with small widget width (#1600).
  • When a PV preview is active, the image view shows the page with the source image instead of the first page.

[5.0.0-beta.1c]​

Fixed​

  • Fixed failed to launch Carta with certain navigator.hardwareConcurrency (#2478).

[5.0.0-beta.1b]​

Fixed​

  • Fixed HiPS survey list requests.
  • Removed vulnerabilities.

[5.0.0-beta.1]​

Added​

  • Added support for changing the depth order of floating widget and dialog on select (#2307).
  • Added the raster matching setting to the preference and improved the raster matching function (#2004 and #1959).
  • Added support for sorting the spectral line table (#2262).
  • Added additional mono-color colormaps with a customized option for the raster image (#2300).
  • Added support for PV image generation using polyline (#2302).
  • Added support for multi-color blending (#1204).
  • Added support for showing relative coordinates in image view (#681).
  • Added a button for deleting all regions (#1040).
  • Added support for loading remote FITS files from the hips2fits server (#1379).
  • Supported the customized rest frequency for the moment maps (#2396).
  • Supported image coordinates for images with valid WCS headers (#2366).
  • Supported plotting with unit wavelength ^ 2 in z profile and Stokes analysis widgets (#1685).
  • Supported showing the coordinate system reference for RA and Dec labels in the image view panel.
  • Supported showing delta x and y in distance measurement (#2165).
  • Supported plotting catalog sources on image pixel size and angular size (#1956).
  • Dynamic layout: automatically applying the layout which is associated with the data type (#752).
  • Supported channel map mode: viewing multiple channels of an image cube in the image viewer (#1203).

Fixed​

  • Fixed ruler annotation matching bug (#2242).
  • Fixed compass and ruler annotations update bug in the spatially matched image when changing the coordinate (#2270).
  • Removed distance measurement tool render from PV preview frames (#2267).
  • Improved the dragging performance of the Export Region widget when the list of region/annotation to be exported is large (#1867).
  • Fixed the flashing contour rendering during animation (#579).
  • Fixed incorrect range values in the save image dialog with non-convertible spectral axis images by supporting native/channel options in the spectral coordinate selector for non-convertible spectral axis images (#2225).
  • Fixed a bug when applying a filter to the shifted frequency column in the spectral line query widget (#2326).
  • Improved the cursor interaction area in the image view widget (#1794).
  • Fixed saving or opening CASA image with a trailing slash using the URL parameter or the snippets (#1816 and #1357).
  • Fixed the incorrect coordinate system when loading or appending images after a coordinate system being specified (#582).
  • Upgraded blueprintjs from v3 to v5 (#2029).
  • Fixed the catalog load button status after double clicking catalog files (#2378).
  • Synchronized the value format in the pan and zoom tab in the image view settings widget (#2235).
  • Fixed save image/export regions bug which could cause directory overwrite or deletion (#1377).
  • Fixed incorrect rendering of image view when moving the window to monitors with different screen resolution ([#2285]).
  • Fixed the sudden jump of dragged-out marks (#152).
  • Fixed missing raster images when panning images to the top edge and right edge (#948).
  • Fixed incorrect image viewer title after changing a layout (#2379).
  • Fixed the unit label of the y axis for flux density in the spectral profiles (#2355).

Changed​

  • Changed the limitation of plotting up-to-10 profiles in the spectral profiler multi-profile mode to up-to-16 (#2440).
  • Changed in-app help context to the online readthedocs user manual (#2241).
  • Axes order of the PV diagram becomes a sticky parameter (#2402).
  • Redesign the layout dialog UI (#773).

[4.1.0]​

Fixed​

  • Fixed the blank screen when clicking X/Y profile setting button without images opened (#2247).
  • Removed unused help button for PV preview widget (#2248).
  • Fixed PV preview bug where no PV preview shows up after closing a docked PV preview widget (#2249).
  • Fixed the incorrect deletion of contour levels (#2251).
  • Fixed bug that the frontend crashes when deleting annotations if the export window is opened (#2278).
  • Fixed the performance issue when panning images (#2291).
  • Fixed the crash when plotting online Vizier catalog data (#2321).
  • Fixed missing vector overlays on matched images (#2293).
  • Avoided showing the telemetry dialog temporarily (#2314).
  • Fixed failing to match images spatially (2252).
  • Fixed a bug when applying a filter to the shifted frequency column in the spectral line query widget (#2326).
  • Fixed the inability to export regions and the wrong number of export regions after deleting region/annotation under the opened export dialog (#2297).
  • Fixed the delayed start of the program due to telemetry server error (#2304).

[4.0.0]​

Added​

  • Added a shortcut button for image annotation (#2167).
  • Added support for AIPS beam images (#2164).
  • Added telemetry data for spectral profile, PV, moment, and catalog creation. (#2208).
  • Added an increase to the default compression ratio to 32 when the header unit of the image is km/s (#1223).
  • Added a toggle in the moment generator to match generated image(s) (#2121).
  • Added automatically generated documentation website.
  • Added the ability to share a workspace via URL when using the frontend via the controller.

Changed​

  • Changed the default title string in the image viewer (#2168).
  • Modified text annotation textbox to stay the same dimension as user zoom the image (#2162).
  • Disabled spell check in text input (#2138).
  • Support animation playback with matched images in multi-panel view (#1860).
  • Modified spectral matching type selector in Image List Settings won't affect global preferences (#2098).
  • Enabled enter key to trigger filtering in the filter fields, and modified the buttons in the spectral line query widget and catalog widget (#2046).
  • Switched the Splatalogue URL from test to production (#2238).
  • Changed image fitting center position error unit from arcsecond to second when the format is H:M:S; added integrated flux information in the fitting result.

Fixed​

  • Fixed bug where line region computation width cannot be changed in spatial profile setting widget (#2000).
  • Fixed when multiple images are open, PV generator can only produce PV preview with live update for one of the images (#2171).
  • Fixed incorrect beam-related and frequency-related intensity unit conversions in the spectral profiler (#2033).
  • Fixed line region anchor rotation degree when the image has non-square pixels (#1732).
  • Fixed the blank screen when using layout with histogram widget (#2178).
  • Fixed the problem of resuming LEL images (#1226).
  • Fixed tsv and txt file export naming (#1987).
  • Fixed the spectral line offset by correcting the redshift factor calculation (#1327).
  • Fixed the alignment in workspace dialog (#2155).
  • Fixed the spectral axis for images with headers in CDi_j format (#2144).
  • Fixed spatial matching error in sub-milliarcsecond scale (#1734).
  • Fixed inconsistent region coordinate format when images are spatially matched (#2189).
  • Fixed the right ascension label in the image view (#2192).
  • Fixed the multi-spectral-profile intensity unit conversion (#1758).
  • Fixed the Jy/beam to K intensity unit conversion (#1907).
  • Fixed the blinking toolbar in the image view during animating images (#2163).
  • Fixed image arithmetic bug when there are square brackets in the expression (#2220).
  • Fixed missing tiles and distorted tiles during and after animation. (#1988).
  • Fixed the stuck of stokes animation at low frame rates (#1293).

[4.0.0-beta.1]​

Added​

  • Added two entries in Service sub-menu to copy the session ID and the session URL to clipboard (#1930).
  • Added a button for NaN pixel color selection in render config widget (#1946).
  • Added a setting dialog for the angular distance measurement (#1201).
  • Added the functionality to show/hide and lock all regions (#1796).
  • Added a method to auto-scrolling the selected region into the region list view (#1797).
  • Added the functionality to mirror cursor position on spatially matched frame via hotkey "G" (#1947).
  • Added support for fitting images with regions, fixed parameters, a background offset, and different solvers; added support for setting initial values in world coordinates; added support for generating model and residual images, exporting fitting result and full log, and creating regions from the results; added support for estimating progress and cancelling tasks (#1397).
  • Added tooltip to the Image column for the image list and cursor info widget (#1948).
  • Added additional cursor info option to spectral profile widget (#1837).
  • Added a selection option in the PV generator widget to swap x and y axis, an input for spectral axis limit, and a toggle button to let users decide whether or not to keep the previously generated PV images (#1950, #1951, #1952).
  • Added a toggle button to let users decide whether or not to keep the previously generated moment images (#2054).
  • Added settings in the image view settings widget for panning and zooming the images (#1176).
  • Added layout renaming dialog (#458).
  • Added supports for swapped-axes image cubes (#1953).
  • Added supports for image annotations (#267).
  • Added the ability of changing to a new directory by entering a path (#609).
  • Added supports for customizing histogram calculations (#1488).
  • Added pv image preview feature (#1561).
  • Added support for saving and restoring workspaces (#1272). Initial support is limited to restoring open images, render/contour/overlay configs and regions.

Fixed​

  • Fixed the issue of annoying text input fields (#1906).
  • Fixed the issues of copying the Session URL in the macOS Electron and Linux AppImage versions (#2102, #2108).
  • Fixed the issue of contour levels not deleted as intended (#2091).
  • Fixed issue of only enabling catalog selection button when there is a layer of catalog overlay (#1826).
  • Fixed the issue of the corrupted spatial profile when cursor is moving (#1602).
  • Fixed NaN pixel value in the cursor info bar of the image viewer when the image is 1x1 pixel (#1879).
  • Fixed issue to show cursor info of smoothed profiles in the spatial and spectral profilers (#1880, #1938).
  • Fixed mean and RMS not updating when smoothing in the spatial and spectral profilers (#1838).
  • Fixed limitations of the point size for catalog overlay rendering (#1662 and #1802).
  • Fixed the issue of updating image view mode when catalog selection button is disabled (#1967).
  • Fixed the issue of stuck image viewer after changing single/multi panel mode after catalog selection (#1989).
  • Fixed empty tsv file export for xy profiler (#2021).
  • Fixed missing catalog overlay for single source catalog files (#2034).
  • Fixed the region position offset mismatch problem after zooming to fit for spatially matched images. (#2028).
  • Improved the performance of loading regions in batches (#2040).
  • Fixed offset between cusorInfo and upper wcs axis in the spatial profilers (#1319).
  • Fixed mismatch between cursor and image during PV image panning (#1790).
  • Fixed the hanging problem for computed stokes animation (#1238).
  • Fixed the AST grid rendering issues in different reference systems due to missing explicit equinox in the setup (#2106).
  • Fixed crash when sending spectral line queries without network connection (#2119).

Changed​

  • Re-arranged the order of File menu (#2092).
  • Increased the upper limit of averaging width for line/polyline spatial profiles or PV images calculations (#1949).
  • Set white color or black color, based on the theme, as the background for the image view PNG export (#2029).
  • Spectral line queries are migrated to Splatalogue advanced backend queries due to the upcoming deprecation of the current Splatalogue frontend queries (#2114).

[3.0.1]​

Fixed​

  • Fixed issue with dashboard address (#1991).

[3.0.0]​

Added​

  • Added support for image fitting with field of view (#1397).
  • Size conversion in the image fitting results (#1397).
  • Show a notification when there is a new CARTA release (#1852).
  • Added links to the CARTA Dashboard to the splashscreen and alert dialog where appropriate (#1874).

Changed​

  • Splatalogue queries are now made directly with the server, rather than proxied through the backend (#1755).

Fixed​

  • Added missing vector overlay and image fitting options in the View menu (#1848).
  • Hide code snippet option in the View menu when code snippet is disabled in the preferences (#1856).
  • Fixed the rotation anchor offset of line regions (#1739).
  • Fixed issue with exporting decimated data instead of full resolution data in spatial profiler (#1546).
  • Fixed larger position errors of projected contours, catalog overlays, and vector overlays near the border (#1843).
  • Fixed no updating of spatial profile after region deleting (#1831, #1855).
  • Fixed unable to switch channel by clicking scatter plot in stokes analysis widgets (#1313).
  • Fixed issues of crowded Frame idices in the animator and misalignment of channel slider indices (#940, #1892).
  • Fixed gaps in projected unclosed regions (#1740).
  • Fixed projection of polygon regions created on spatially matched images (#1887).
  • Fixed incorrect channels of matched images requested for animation (#569).
  • Fixed issue of showing last index of animator sliders ([#1893] (https://github.com/CARTAvis/carta-frontend/issues/1893)).
  • Fixed tooltip blocking issue of the toolbar in the image viewer (#1897).
  • Fixed persisent tooltip after exporting a png image (#1742).
  • Fixed high CPU/GPU usage when CARTA is idle or attempting to reconnect to server (#153 and #1808).
  • Fixed incorrect region positions when importing regions on a spatially matched image (#1899).
  • Fixed issue in the spatial profile setting where the "Show WCS Axis" should be disabled for steps and lines plot styles (#1905).
  • Fixed issue when the active frame changes while the region is being imported.
  • Fixed the imprecised catalog plot axis. (#1884).
  • Fixed the displayed values in the cursor info of the histogram widget by adopting binary-searched data x and y values (#1917).
  • Fixed missing regions when the image is matched or unmatched to the reference (#1780).
  • Fixed inconsistent vector line width on spatially matched images (#1854).
  • Fixed QU profile rendering black at the first channel in the stokes widget (#1786).

[3.0.0-beta.3]​

Added​

  • Added cursor information to the histogram widget (#1762).
  • The ability to load files with LEL (lattice expression language) expressions (#1264).
  • The ability to set a custom rest frequency for saving subimages (#1653).
  • The ability to load complex images with a dropdown menu in the file browser dialog (#1492).
  • Added image fitting widget for multiple 2D Gaussian component fitting (#1397).
  • Added computed polarizations (Polarized intensity, Polarized angle ...) in polarization selectors (#714).
  • Vector field rendering is supported in the image view widget. Data configuration and stlying can be set in the vector overlay dialog (#1155).

Changed​

  • Optimization to the region list widget with a large number of regions (#1252).
  • Optimization to loading images with a million channels (#1774).
  • Limited the filename length of downloaded png files to around 200 characters (#1501).
  • Enabled text selection for region info and catalog info when loading/saving regions and loading catalogs (#1795).

Fixed​

  • Corrected hard reload shortcut suggestions for macOS (#1623).
  • Fixed region re-rendering with click to pan method (#1751).
  • Fixed the initial spectral range of the moment generator (#1749).
  • Fixed crash when loading file with fewer axes than CDELT entries (#1769).
  • Fixed crash with empty line plots (#1772).
  • Fixed issue with PV image rendering (#1708).
  • Tab title of image viewer is reset when all images are closed (#1686).
  • Fixed issue with multiple-panel switch of the image viewer (#1676).
  • Fixed issue with the reset button in the spectral line query widget (#1741).
  • Fixed issue with catalog SIMBAD query after cancelling (#1750).
  • Fixed extra catalog overlay sources at the origin (#1823).

[3.0.0-beta.2]​

Added​

  • Added optional usage collection / telemetry (#637).
  • Added ability to list files filtered by extension (rather than content) or list all files (#1).
  • Added two spectral matching types "Vacuum wavelength" and "Air wavelength."
  • Circular/linear polarizations are supported in polarization dropdowns for saving subimages and generating hypercubes.
  • The ability to export high resolution png images for publication quality in journals.
  • The ability to use a custom rest frequency for spectral matching, spectral axis display, and PV image x/y axis display.
  • Added new feature: ability to generate a position-velocity (PV) image from a line region on images with a supported coordinate system. The generated images are loaded as separate images, similar to generated moment maps.

Changed​

  • Applied a new approach to calculate the sizes and lengths of a region (#1572).

Fixed​

  • Fixed crash when opening the image view configuration dialog before opening an image (#1705).
  • Fixed panning and zooming when opening a new image in distance measuring mode (#1665).
  • Fixed incorrect color gradient of the colorbar (#1717 and #1718).

[3.0.0-beta.1b]​

Fixed​

  • Fixed crash caused by missing region length calculation.

[3.0.0-beta.1]​

Added​

  • The image view toolbar can be minimized to prevent it from hiding the image view.
  • The last used directory can now be preserved across CARTA sessions.
  • The ability to view multiple images at once in a multi-panel view has been added.
  • Boolean columns are now supported in FITS and VOTable catalogs.
  • Line and poly-line regions can be created. They currently do not have any associated analytic features, but will be used for upcoming PV image features.
  • Additional preferences added: smooth updates of the overlay and adjusting the visibility of the cursor overlay.
  • The image, region and Stokes value can now be changed on the spatial profiler.
  • Multiple images can now be loaded via query parameters, using ?files=[a,b,c].
  • The Stokes value can be changed on statistics and histogram widgets.
  • A cursor widget has been added, which displays the cursor position and value for all open images.
  • An experimental JavaScript-based code snippets feature has been added, for scripting CARTA from the frontend. Snippets can be saved, edited and re-executed. The feature can be enabled in the preferences dialog.
  • Added a customizable colorbar to the image view widget, with an interactive mode that highlights pixels above a threshold.
  • A pixel grid is now displayed at high zoom levels. This can be disabled in the image view settings.

Changed​

  • The image overlay title can now be customised on a per-image basis.
  • The polarization string (e.g. "Stokes I") is shown instead of the index (e.g. 0).
  • The spectral line query widget now checks the Splatalogue server before displaying.
  • Optimizations to catalog rendering with a large number of data points.
  • Directories displayed in the file browser now have item count and modified date entries.

Fixed​

  • Fixed issue with spectral-matched images not being refreshed (#1571).
  • Fixed issue with image tiles smaller than 4x4 pixels (#1365 and #1485).
  • Fixed crash when region list is initially too small (#1598).
  • Fixed region offset errors when matching and unmatching images (#1293).
  • Fixes progress indicator when displaying multiple spectral profiles (#1429)
  • Fixed minor input issues with the catalog widget (#1505 and #1544).
  • Fixed minor rendering issues on image edges (#666).
  • Fixed anchor rendering issue with rotated regions (#1208).