Altair Compose 2020 Release Notes
Compose 2020 includes the following new features and enhancements.
New Features/Enhancements
- Compose 2020 uses Altair Units.*
- Compose editions renamed Personal (formerly Basic) and Business (formerly Professional).
- ARSM and GRSM optimization methods added to Compose optimization methods.*
- Additional support for contour plots in Notebook.
- CAE reader speed improvements.*
- OML functions in OptiStruct DRESP3 responses on Linux.*
OML Language Improvements
- Implemented a == operator for class objects.
- Sparse matrices supported in the MAT files (MATIO feature).
- getpythonvar second and third return values are optional.
- Support for static functions inside a class.
- Support Unicode file names in fopen.
- Sparse LHS slicing supports RHS sparse matrices.
- Sparse LHS slicing speed improved when RHS is zero.
- Documentation improvements for the following commands:
- createh3dfile
- find
- writeh3ddata
New OML Language Commands
- box, turns ON/OFF the border around the plot area.
- contains
- getmousepos, returns the position of the mouse in a plot or figure.
- imagesc command extended to support limits.
- plotyy command added for the Compose Notebook.
- fanplot command added to create fan plots.
- removelibrary, removes and unloads a library added by the addlibrary() command.
- strip
General Improvements
- New pagination option in the OML command window. Three modes available in the command window: ON, OFF, and Interactive.
- Improved speed when printing outputs in the GUI.
- Improved printing to the OML window in Console mode.
Plotting and GUI Improvements
- Global titles, axes titles, and legends available for subplots.
- New equal option for the axis command to force plot axes to be uniform.
- 3D plots support text.
- Labels supported for the Y category axis in 3D bar plots.
- Tip-to-tail curves supported for polar plots.
- Blended and discrete contour types supported.
- Increased the number of levels allowed in the color bar to 32.
- Text can be positioned horizontally or vertically for 2D plots.
- "enable" property for uicontrol object.
- Support to set 'currentfigure' property to set active status of a figure.
- Improve Bode plots so that phase is unwrapped.
- Better handling of plot lines with NaN.
- Compute bode(ss) without ss2tf.
- Improved x axis labeling and x axis tics.
Resolved Issues
- Unable to declare a static method in a classdef.
- Error in Notebook plotting after running several times.
- uicontrol callbacks issue.
- Last line of TXT or CSV file is lost when using dlmread.
- zip command does not respect case sensitivity.
- Error when defining class method with multiple outputs.
- Crash when printing large matrix in GUI.
- OptiStruct/OML bridge error when the OML file contains a function.*
- str2num causes crash.
- Cyclic-order dependence when editing function definitions.
- meshgrid indexing issue with a scalar input.
- for loop slow performance.
- zip issue.
- Cell assignment issue.
- imagesc documentation unavailable.
- Crash with fprintf on an empty matrix.
- Junk characters in DOS prompt when running an OML script in batch mode.
- Junk character in console with multi-line input.
- On Linux, error when reading CAE files in batch mode.*
- system command does not allow double quotes in Linux command.
- Sparse matrix indexing issue.
- Matrix addition is slow for large sparse matrices.
- sparse(row, col, v) is slow for large matrices.
- hex2dec fails on large numbers.
- Wrong output in rem function when the value is greater than 1E10.
- colon operator, :, for strings not working.
- Slow command to process long strings.
- Error in matrix multiplication between sparse and full matrices.
- Application crash when reading CSV/XLS files in a folder named with Chinese characters.
- any function not working properly for sparse matrices.
- Display issue in console mode with the input command.
- findpeaks not working for curves without positive values.
- releasefileinfo and releasedata not working on Linux.*
- Memory issue when closing plots.
- clear (all) doesn't clear the memory of a sparse matrix.
- Blank part of a figure turns black when saved as a BMP image.
- stem function issue.
- system function executes system command, but doesn't handle trailing space correctly.
- Saved plot image contains cursor position.
- Breakpoints on empty lines do not stop the debugger.
- Unable to find function depending on its position within a file.
- ss2tfc and tf2ssc syntax highlighting and help pages access issue.
- system function does not handle double quotes in the command string correctly.
- imagesc plots are upside down.
- matplotlib plots are not displayed in the Python command window.
- Python "input" command does not work when executed from the Editor.
- Wrong cell extraction (nested).
- On Linux platforms, unable to go (cd) to the root directory.
- nargout cannot find the function if the function is defined in an OMC file (encrypted).
- Slow dlmread function.
- Bar plot text issue.
- Indexing a UTF-8 string issue.
- close(figureHandle) closes all figures.
- Slow performance of getsubcasename with .pch files.*
- Comments interfere with statements.
- xlabel, ylabel, title, and legends do not support '{' and '}' characters.
- Unable to set 'position' to negative values in figures.
- Naming issue (case sensitive) for ABCD matrix in state space.
- nan value in textscan issue.
- Contour issue depending on the figure size.
- Command added to turn off the border of the grid in imagesc.
- Display issue with ls function when using Chinese characters.
- Syntax issue with polar command.
- Delete command history doesn't work for some plot commands.
- Memory issue when reading a large CAE file is interrupted.
- Performance issue when quickly dragging a 3D plot.
- 3D scatter symbol does not display correctly.
- func2str does not properly handle an anonymous function.
- pinv does not work with two inputs.