CHANGELOG-0.4.x

0.4.12 (2020-12-30)

  • eig builtin: Eigenvalues and eigenvectors.

  • det builtin: Matrix determinant.

  • gcd builtin: Greatest common divisor.

  • find builtin: Find indices and values of nonzero elements.

  • ishermitian builtin: Checks if an matrix is hermitian or skew-hermitian.

  • strcat builtin: concatenate strings horizontally.

  • append builtin: combine strings horizontally.

  • corrcoef function: correlation coefficients.

  • cov function: covariance.

  • var builtin: variance.

  • magic function: magic square.

  • mpower builtin: matrix support added.

  • fft is faster: plan was not correctly cached.

  • |, &, ./ and .^ operators are faster.

  • inv is faster.

  • extends fullfile compatibility with string type.

  • extends assert_isequal, isequal to manage missing type.

  • extends issymmetric to manage boolean type.

Bug Fixes:

  • #364: isinf, isnan, conj, double, single, real, imag are faster.

  • #361: abs is faster.

  • #360: ctranpose and transpose are faster.

  • #353: N = i; N(1) returned wrong value.

  • #351: binary operators and empty matrix (behavior described in book of Carl de Boor in An Empty Exercise)

Compilation:

  • Qt 5.15.2 on Windows (AppVeyor CI).

0.4.11 (2020-11-24)

  • Nelson Engine API for C (compatible with MEX Engine 100%).

    • engSetVisible,

    • engGetVisible,

    • engEvalString,

    • engOutputBuffer.

  • sha256 builtin: get sha256 checksum of a file or a string.

  • ipc extended with minimize argument.

  • fullfile builtin: build full file name from parts.

Bug Fixes:

  • #342: disable slicot on Macos CI.

  • #341: extend ipc(pid, 'post', cmd, scope) to manage scope destination.

  • #314: Nelson crashs randomly at exit with Qt 5.15.0

Compilation:

  • Qt 5.15.1 on Windows (AppVeyor CI).

0.4.10 (2020-10-29)

  • [IN PROGRESS] Nelson Engine API for C (compatible with MEX Engine).

    • engOpen,

    • engOpenSingleUse,

    • engClose,

    • engEvalString,

    • engPutVariable,

    • engGetVariable.

  • extends mex function to generate also executable.

  • extends dlgeneratemake function to generate also executable.

  • --minimize command line argument added. minimize main GUI Window at startup.

Bug Fixes:

  • #340: evalin did not restore correctly variables after call.

  • #339: cd, dir, ls had some compatibility troubles.

  • #332: removes connect(2) call to /dev/shm/jack-0/default/jack_0 failed (err=No such file or directory).

  • #331: move ipc features to detected module

Compilation:

  • SEMAPHORE CI platform updated to Ubuntu 14.04 - GCC GNU 4.8.4 (supported until it is no more possible)

  • cmake binaries_directory supported (LGTM support).

  • fix some warnings detected with LGTM.

  • Eigen 3.3.8 stable on all platforms (mirror url also updated).

0.4.9 (2020-09-27)

  • ipc builtin: Inter-process communication between Nelson's process

  • getpid('running') renamed getpid('available').

  • --noipc command line argument added. disable IPC features.

  • dark theme detected and used on Macos X.

  • test_run reworked (faster to start).

  • test_run extended with '-stoponfail' option.

  • jsonencode faster for string encoding.

  • rework timeout thread.

Bug Fixes:

  • #330: removes ALSA errors and warnings on linux.

Compilation:

  • #322: fix build with gcc 4.8 (ubuntu 14.04).

    Nelson 0.4.9 will be last to support gcc 4.8

  • libsndfile 1.0.30 on Windows.

0.4.8 (2020-08-26)

  • multiplatforms files association based on Inter-process communication. open, load, execute files in latest created Nelson's process.

  • event loop and command queue updated.

  • fix play, playblocking, resume builtin.

  • getpid() returns current process identificator.

  • getpid('running') returns all nelson processes identificators currently running for current user.

  • hostname() returns current host name of your computer.

  • username() returns current user name used on your computer.

  • isvector checks if input is an vector.

Compilation:

  • libffi 3.3 was not detected on Macos X.

  • libicu4c 67.1 was not detected on Macos X.

  • Qt 5.15 official package was not detected on Macos X.

  • libsndfile 1.0.29 on Windows.

  • libcurl 7.72.0 on Windows.

  • libbost 1.74.0 on Windows.

  • CMake 3.18.1 used on Windows.

  • GitHub CI MacOS x Catalina.

0.4.7 (2020-07-31)

  • #311: betainc builtin: Incomplete beta function.

  • add icon to figure

  • some doxygen comments about mex functions.

  • #299: extends "complex" to manage sparse matrix.

Bug Fixes:

  • #300: nmm returns wrong error.

Compilation:

  • Qt 5.14.2 on Windows

0.4.6 (2020-06-27)

  • [IN PROGRESS] C MEX API:

    • extends mex function to manage interleaved complex option and c flags.

    • all C MEX API implemented, full API documentation and examples in progress.

    • mxMakeArrayReal, mxMakeArrayComplex functions.

    • mxGetImagData, mxSetImagData functions.

    • mxGetLogicals, mxIsLogicalScalar, mxIsLogicalScalarTrue functions.

    • mxGetInt8s, mxSetInt8s, mxGetComplexInt8s, mxSetComplexInt8s, mxGetUint8s, mxSetUint8s, mxGetComplexUint8s mxSetComplexUint8s, mxGetInt16s, mxSetInt16s, mxGetComplexInt16s, mxSetComplexInt16s, mxGetUint16s, mxGetComplexUint16s mxSetComplexUint16s, mxGetInt32s, mxSetInt32s, mxGetComplexInt32s, mxSetComplexInt32s, mxGetUint32s, mxSetUint32s mxGetComplexUint32s, mxSetComplexUint32s, mxSetUint16s, mxGetInt64s, mxSetInt64s, mxGetComplexInt64s, mxSetComplexInt64s mxGetUint64s, mxSetUint64s, mxGetComplexUint64s, mxSetComplexUint64s functions.

    • mxIsObject, mxIsFunctionHandle, mxIsOpaque functions.

    • mxIsInt8, mxIsInt16, mxIsInt32, mxIsInt64, mxIsUint8, mxIsUint16, mxIsUint32, mxIsUint64 functions.

    • mxCreateStringFromNChars, mxGetNChars

    • mxRemoveField, mxAddField, mxSetField, mxSetFieldByNumber, mxGetFieldNumber, mxGetFieldNameByNumber functions.

    • mexGetVariable, mexGetVariablePtr, mexPutVariable functions.

    • mexMakeArrayPersistent, mexMakeMemoryPersistent functions.

Compilation:

  • boost 1.73.0 on Windows.

  • ninja-build used with github actions CI.

0.4.5 (2020-05-23)

  • graphics object type added.

  • figure builtin: creates figure.

  • gcf builtin: get current figure.

  • groot builtin: returns graphic root object.

  • get, set, isvalid, class, fieldnames, delete, disp builtin overloaded to manage graphics objects.

  • test_run: tests are sorted on all platforms.

  • [IN PROGRESS] C MEX API:

    • C MEX supports build with MinGW compiler.

    • mxArray and ArrayOf conversion optimized.

    • C MEX interleaved complex support.

    • C MEX Sparse type fully supported.

    • mxGetClassName, mxSetClassName fully supported.

    • mxGetProperty, mxSetProperty fully supported (handle, graphics object, ...).

Bug Fixes:

  • #295: sort did not return an wrong error message for struct.

Compilation:

  • libcurl 7.70.0 on Windows.

  • cmake 3.17.2 on Windows.

  • CA certificate (Wed Jan 1 04:12:10 2020 GMT)

0.4.4 (2020-04-29)

  • lookandfeel builtin: default current application look and feel.

  • clear builtin extended to clear mex functions.

  • mex function used to build MEX files.

  • [IN PROGRESS] MEX C API allows to access Nelson, GNU Octave and commercial software functions.

    documentation and tests will be extended in next version.

    Feedback and external tests are welcome.

Compilation:

  • MacOs X Catalina fully working.

  • Ubuntu 20.04 LTS supported.

0.4.3 (2020-03-30)

  • mean builtin: Mean elements of an array with nanflag and 'all' support.

  • sum and prod optimized.

  • save and load with .mat, .nh5 files support unicode filename on all platforms.

  • simplify builtin default prototype (breaking change). Evaluator is no more required for builtin.

  • NelsonPrint internal function added.

Bug Fixes:

  • #287: Parser error message are not localized.

  • #286: [end] = sin(1) did not return an syntax error.

  • #284: Nth dimensions assignation of an empty array with 2d matrix did not work.

Compilation:

  • MATIO 1.5.17 with unicode support

  • HDF5 1.12.0 support

  • BISON 3.5.0

0.4.2 (2020-02-25)

  • min, max builtin: Minimum/Maximum elements of an array with nanflag and 'all' support.

  • flipud: Flip array up to down.

  • fliplr: Flip array left to right.

  • flip: Flip order of elements.

  • flipdim: Flip array along specified dimension.

  • log2 builtin: Base 2 logarithm and floating-point number dissection.

  • colon operator optimized.

  • faster algorithm to convert variable to different data type.

  • replaces hashmap used for functions and variables.

  • some few speed optimization about evaluator.

0.4.1 (2020-01-27)

  • rework and speed optimization for times, divide, addition, subtraction operators.

  • sum builtin: sum of array elements.

  • linspace builtin: linearly spaced vector constructor.

  • logspace builtin: logarithmically spaced vectors constructor.

  • log10 builtin: Common logarithm (base 10).

  • log1p builtin: log(1+x) accurately for small values of x.

  • replaces dot animation by percent display about help indexing.

  • html style about table simplified.

Compilation:

  • uses ASIO C++ library in place of BOOST ASIO.

  • Add Qt 5.14.0 support.

  • OPEN MP support added.

Previous changelog:

Changelog v0.3.x

Changelog v0.2.x

Changelog v0.1.x

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