Changelog

Source: NEWS.md

cpp11armadillo 0.5.42025-07-20

• Conditionally declares wrappers for ivec/uvec on 32-bit systems. Thanks to @barracuda156 for reporting the issue.

cpp11armadillo 0.5.3

• Allows aliases (i.e., vec) when converting matrices to R.

cpp11armadillo 0.5.22025-05-22

• Slightly improved copying speed.

cpp11armadillo 0.5.02025-05-06

• Basic support for sparse matrices.

cpp11armadillo 0.4.62025-03-21

• Added links to cpp11armadillo article.

cpp11armadillo 0.4.5

• refactored Armadillo to R integers matrix conversion.

cpp11armadillo 0.4.42025-02-20

• Provides wrappers to avoid CRAN notes with Armadillo functions that use std::cout (#05a342b).
• Allows to convert uword to integers and vice versa.
• Allows to convert imat and umat to integers_matrix<> and vice versa.
• Allows to convert fmat to doubles_matrix<> and vice versa.
• Provides as_spmat() as a wrapper for as_SpMat().
• Added new vignettes:
  • Signal and image processing.
  • Decompositions, factorisations, inverses and equation solvers (dense matrices).
  • Decompositions, factorisations, inverses and equation solvers (sparse matrices).
  • Miscellaneous.

cpp11armadillo 0.4.3

• Expanded documentation.
• Added new vignettes:
  • Functions of vectors, matrices, and cubes.
  • Statistics and clustering.
  • Syntax comparison for MATLAB/Octave users.
• New package template.
• Provides as_mat() and as_col() as wrappers for as_Mat() and as_Col().

cpp11armadillo 0.4.2

• Expands the package internals to convert umat to integers_matrix<>.
• Expands the package internals to convert ivec to integers.

cpp11armadillo 0.4.12024-12-19

• Modified configure file to fix Fedora errors.
• Includes parts of the official Armadillo documentation in the vignettes but adapted to working with R.
• Thanks a lot to @barracuda156 and @bastistician for reporting the issue.

cpp11armadillo 0.4.02024-12-13

• Uses Armadillo 14.2.2 for C++15 compatibility.
• Adds a configure file to check the compatibility between the C++ compiler and Armadillo.

cpp11armadillo 0.3.5

• The example package now includes a configure file to set the number of cores when compiling the package.
• The package template includes instructions to alter the default number of cores (50% of the available cores).

cpp11armadillo 0.3.4

• Uses std::copy and std::memcpy to convert between R and C++.

cpp11armadillo 0.3.32024-09-02

• Rewritten vignettes.

cpp11armadillo 0.3.2

• Includes armadillo.hpp only once in the headers.
• Improved package template.

cpp11armadillo 0.3.12024-08-25

• Adds Jonathan as a contributor.
• Includes the working paper for arXiv.
• Avoids duplicating mtcars_mat for the tests.

cpp11armadillo 0.3.0

• Uses Armadillo version “Stochastic Parrot 14.0.2”.

cpp11armadillo 0.2.9

• Uses Armadillo version Cortisol Retox 12.6.7.
• Removes leontief dependency to test the functions.
• Adds minimal documentation to use OpenBLAS with R and Armadillo.
• New examples, which are clearer and more informative.
• New Makevars template with commented debbuging flags and that allows to set the number of cores.
• Adds armadillo_version() to get the version of Armadillo from R.

cpp11armadillo 0.2.82024-07-04

• Provides templates to convert to and from sparse matrices.
• Removes using namespace std; from headers (see https://www.reddit.com/r/cpp_questions/comments/160eivk/is_using_namespace_std_really_considered_bad/).

cpp11armadillo 0.2.7

• Provides wrappers for arma::uvec used to subset vectors.
• Minimal optimizations in R to/from C++ templates.

cpp11armadillo 0.2.6

• Fewer implicit conversions.
• Using balanced parallelization in OpenMP.

cpp11armadillo 0.2.52024-05-14

• Uses messages that do not generate warnings in the R API (#379d8d6).
• Skips OpenMP on Mac hardware (#13e805b).
• Provides a template to convert vectors to column matrices (#6138a35),
• First version on CRAN.

cpp11armadillo 0.2.0

• Uses OpenMP.
• Sticks to Clang format.

cpp11armadillo 0.1.2

• Improves vendoring (i.e., does the same as cpp11)

cpp11armadillo 0.1.1

• Includes more formal tests in the cpp11armadillotest directory.
• Provides a conversion from complex vector/matrix to a list of double vectors/matrices.

cpp11armadillo 0.1

• First public version. Elemental vector/matrix conversion from/to R and C++.