Pyslvs v19.12.0

Features:

• Fix the bug of synthesizing assortment.

Development:

• None

Pyslvs v19.11.0

Features:

• UI adjustments.
• Zooming:
  • Redesign zoom button.
  • Correction of zoom value.
  • Add "default zoom value" option.
• Add "reduce" function for synthesis target path.
• Ensure close the QThread before accept the dialog.
• Remove the QMutex lock, which caused crash on Windows platform.
• Improve the pattern of path file format.
• Add "save path" function.
• Allow multiple cased file suffix.
• Add TLBO Algorithm.

Development:

• Remove "*.run" file from macOS releases.
• Projects are not backward compatible:
  • All setting keys turn into lowercase.
• Correction of the random seed in Cython module.
• Several kernel API changes.

Pyslvs v19.10.0

Features:

• Show the degree code on graphs.
• Pyslvs can only start one instance.
• Add "points alignment" function. (github issue #21)
• Add "navigation toolbar position" option.
• Add "auto remove empty links after deleted points" option. (github issue #23)
• Move background option into project file. (github issue #26)
• The background image can be set by dragging in.
• Consider the background when zoom to fit.
• Show the current mechanism in the overview dialog. (github issue #25)
• Support Solvespace 3.x format. (github issue #28)
• Replace term "workbook" into "project".
• Improvement of reading path from Excel projects.

Development:

• Change the term "nodes" to "vertices".
• Create main window using new static method.
• Remove core namespace.
• Move icons folder into pyslvs_ui/icons.
• Replace *-pyslvs command with *-kernel in Makefile.
• Dependents:
  • Treat python-solvespace as normal module.
  • Moved depend/pyslvs into pyslvs.
• Refactor main_canvas to canvas.
• Add PyInstaller recipe instead of Makefile.
• Add MyPy checking to GitHub workflow.
• Support PEP 561.

Pyslvs v19.09.0

Features:

• Provided PyPI install approach.
  • Install Pyslvs-UI with "pip install pyslvs-ui" command.
  • Use "pyslvs" command line script or "python -m pyslvs_ui" to startup.
• "Project" page:
  • Replaced database functions with YAML.
  • Integrated "Project overview" and "Mechanism expression" button.
  • Move "export" and "import" functions to project page.
  • "History" page has been merged in this page.
• Provided new file format "HDF5" as binary format.
• Discard "MySQL" file format.
• YAML format has been changed.
• User options:
  • Separate out "preferences" page as dialog.
  • Add "open actions" setting for the opening macros.
  • Add "file type" setting for YAML and HDF5 saving.
  • Add "Tick mark" setting for main canvas.
  • Add "Transparent background when capturing" setting for main canvas.
• Use star sign as unsaved mark.
• Show multiple joint with multiple circles.
• Logical correction of checking update.
• Selection mode can be scrolled infinitely.
• Fix a solver bug of the stop button on inputs page.
• Fix the error of path context menu.

Development:

• Remove pre-build requirement of Linux platform.
• Use QtPy as Qt switcher, use qt_patch instead of QtModules.
• Add return None annotations.
• Peewee module requirement is removed.
• Separate out the abstract methods of main window base into main_abc.
• Show the startup time in none-debug mode.
• Replace "time.time" with "time.perf_counter".
• platform directory:
  • appimage_recipe.sh has been moved to here.
  • Add Windows patch script set_pycompiler.
• Create GitHub action.

Pyslvs v19.08.0

Features:

• Update API documentation for kernel updated.
• Remake "set link length" operation.
• Generate a QR code for mechanism expression.
• Error and Bugs:
  • Fix the bug of variable list.
  • Fix the bug of switching selection mode.
  • Fix the error of deleting multiple points.
• Improvements of switching selection mode:
  • Changed function key from "Ctrl" to "Shift".
  • Support horizontal wheel.
  • Changed tooltips from icons to text.
  • Only for "Points" and "Links" tabs.
• Pack actions into a single action when:
  • Deleting multiple points or links.
  • Grounded / ungrounded multiple points.
• Action "Add target point":
  • It can now be used in link selection mode.
  • It will only appear when there has target path required.
• Add "Remove empty names" operation for link entities.
• Add "Horse leg" example.
• Enhancement of argument parsing.

Development:

• Many core performance improvements.
• Settings correction of AppVeyor.
• Reformat the actions for all of context menus.
• Use pyenv instead of MacPorts in Travis CI.
• Remove USER_MODE option in the Makefile.
• Remove the period after the comment if not too long.

Pyslvs v19.07.0

Features:

• Correction of link length range in dimensional synthesis page.
• Change the behavior of adding points on main canvas.
• Add duplicate function for graph collections page.
• Fix the error of switching structure collections.
• Showing attributes instead doing number synthesis after generalization.
• Documentation update:
  • APIs of kernels.
  • Two major IO formats.
  • Change the format of signatures.
  • Change the theme to "material".
• Adjust "zoom to fit" action during dimensional synthesis page.

Development:

• Improve Makefile build and clean command of submodules.
• Add backend data instead of UI table items.
• Attributes refactor of file system.
• Submodule import from namespace directly, instead of core.libs module.

Pyslvs v19.06.0

Features:

• Change the list widget of graph atlas into tree widget.
• Add step progress bar at synthesis page.
• UI improvement of synthesis pages.
• Add slides links in documentation.

Development:

• Disable warning about YAML loader.
• Avoid PyQt crashes on exit.

Pyslvs v19.05.0

Features:

• Interface adjustment of menu bar.
• Correction of loop chains.
• Capture image of main canvas before choosing path instead of after chosen.
• Documentation updated:
  • Main functions.
  • API documentation of Python-Solvespace.
• Check cut-links for collections.
• Add "Six bar linkage mechanism" configuration.
• Add progress dialog on contracted link assortment enumeration.
• Nested do loop method for contracted graph enumeration.
  • Speed up performance of searching contracted graphs.
• Add clear assortment button.
• Optimized user experience of free move mode.
• Allow empty links in mechanism expression grammar.
• Fix the crash of restoring a mechanism expression.

Development:

• Save user settings to "~/.pyslvs.ini", let it can be backup more easily.
• Speed up performance of number synthesis.
• Speed up performance of Cartesian product function.
• Switch synthesis functions into QThreads.
• Add libraries doc for development.
• Type of __version__ is changed to string.
• Core kernels pyslvs, python-solvespace have been changed to PyPA package.

Pyslvs v19.04.0

Features:

• Add basic Readthedocs and MkDocs project for user manual.

Development:

• Contracted graph enumeration algorithm:
  • Speed up performance for searching between link assortment.

Pyslvs v19.03.0

Features

• Show a progress dialog when loading file or database.
• CAD kernels improvements.
• Performance improvement of algorithms.
• Monochrome mode for mechanism. (Excluding indicators)

Development

• Remove related import at "core" (root module) to speed up the compile time.
• Remove customized splash class that is used once.
• Update new Cython wrapper of Python-Solvespace.
  • Removed SWIG requirement.
• Removed the support of Eric IDE.
• Basic logging method instead of "print" function.
  • Now Pyslvs will create a log file beside executable.
  • The log file will be delete after generally closed Pyslvs.
• Add startup time record.
• Test the kernels when packing executable.
• Performance improvement if dimensional synthesis algorithm.
• Add code of conduct.