v0.5.5

0.5.5 (2021-05-24)

Features:

• Validators functions available from Nelson and C++ API (part 2):

  • mustBeFile,
  • mustBeNonempty, mustBeNonNan, mustBeNonZero, mustBeNonSparse,
  • mustBeA, mustBeReal, mustBeInteger, mustBeNonmissing,
  • mustBePositive, mustBeNonpositive, mustBeNonnegative, mustBeNegative,
  • mustBeGreaterThan, mustBeGreaterThanOrEqual, mustBeLessThan,
  • mustBeNumericOrLogical, mustBeText, mustBeNonzeroLengthText,
  • mustBeMember, mustBeInRange.

• test_run manages SEQUENTIAL TEST REQUIRED and NATIVE_ARCHITECTURE TEST REQUIRED tags.

• benchs are executed sequentialy (better bench results).

• all, any behavior with empty matrix updated.

• extends all to manage over all elements.

• ismember builtin: Array elements that are members of another array.

• #439: split elementary_functions module and creates operators modules.

Changed:

• comment symbol is '%'. others previous supported comment symbol removed.

Bug Fixes:

• #435: maxNumCompThreads did not return number of threads but number of cores.

Compilation:

• Move Windows build to GitHub CI. Appveyor is no more the principal build CI for Windows.

• #441: Circle CI (ArchLinux build) fixed.

• #357: Curl 7.76.1 on Windows.

v0.5.4

0.5.4 (2021-04-24)

Features:

• Functions using SIMD extensions:

  • ceil, round, fix, floor, abs, conj,
  • exp, sqrt, log1p, log10, log
  • cos, sin, tan
  • atan2, acos, asin
  • addition, substraction, multiplication, division vectors.

• Validators functions available from Nelson and C++ API (part 1):

  • mustBeLogicalScalar, mustBeLogical, mustBeFloat,
  • mustBeFinite, mustBeScalarOrEmpty, mustBeVector,
  • mustBeValidVariableName,
  • mustBeTextScalar, mustBeFolder,
  • mustBeNumeric.

• system allows to run shell command execution in parallel.

• test_run executes on parallel process.

• extends assert_checkerror to check also error identifier.

• isvector, isscalar support overload.

• isvarname builtin: check if input is valid variable name.

• isdir manages string array.

• time returns current time as the number of seconds or nanoseconds since the epoch.

Bug Fixes:

• #352: number of input arguments checked in macro.

• #382: optimize corrcoef.

v0.5.3

0.5.3 (2021-03-24)

Features:

• #373: sign builtin.

• #313: atanh builtin: inverse hyperbolic tangent.

• MException comes default exception in Nelson.

• try, catch extended to manage MException.

• throw, throwAsCaller, rethrow functions added.

• error extended to manage identifier.

• callstack reworks, available with MException.

• for loop faster > x2.

• assignment does not copy matrix.

• reworks ArrayOfVector (internal).

• C++ API nargincheck, nargoutcheck helpers added.

• rename mexception to MException

Bug Fixes:

• #413: circle CI Arch docker did not work.

• #412 docker fedora 35 support.

v0.5.2

0.5.2 (2021-02-27)

Features:

• triu builtin: Upper triangular part of matrix.

• tril builtin: Lower triangular part of matrix.

• istriu checks if matrix is upper triangular part of matrix.

• istril: checks if matrix is lower triangular part of matrix.

• isdiag: checks if matrix is diagonal.

Compilation:

• MacOS build uses openBLAS. lapacke included in openBLAS. No more thirdparty repository required for MacOS build.

• rename ArrayOf::getLength to ArrayOf::getElementCount method.

• rework simple assignement.

• add benchs about loop to identify existing bottleneck for next iteration.

• rework loop to prepare next iteration.

v0.5.1

0.5.1 (2021-01-30)

• qt_version builtin: returns the version number of Qt at run-time.

• qt_constant builtin: returns value of an Qt constant.

• #374: num2str builtin: converts numbers to character array.

Bug Fixes:

• #388: Windows x64 build failed (elementary_functions module was too big).

• #385: corrcoef, mean, var, cov moved in statistics module.

Compilation:

• 0.5 family (CHANGELOG)

• Eigen 3.3.9 used.

• libsndfile 1.0.31 on Windows.

• libboost 1.75 on Windows.

• fix cirle CI build.

• #394: Upgrade socket.IO dependency to v3.0.

• #367: add fftw_init_threads and fftw_plan_with_nthreads to MKL wrapper for FFTW.

• #356: MKL OneAPI v2021 support.

• #355: Qt6 support.

• #317: uses fmtlib.

v0.4.12

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).

v0.4.11

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).

v0.4.10

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).

v0.4.9

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.

v0.4.8

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 1.29.0 on Windows.

• libcurl 7.72.0 on Windows.

• libboost 1.74.0 on Windows.

• CMake 3.18.1 used on Windows.

• GitHub CI MacOS x Catalina.