From 222040095727d1ebb23a7f3755c7908c52eff381 Mon Sep 17 00:00:00 2001 From: Ricardo Wurmus Date: Fri, 14 Aug 2020 14:44:02 +0200 Subject: gnu: Add r-rcppziggurat. * gnu/packages/cran.scm (r-rcppziggurat): New variable. --- gnu/packages/cran.scm | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm index 11dba4e047..5b94d7572e 100644 --- a/gnu/packages/cran.scm +++ b/gnu/packages/cran.scm @@ -22925,3 +22925,32 @@ Compared to other approaches @code{cpp11} strives to be safe against long jumps from the C API as well as C++ exceptions, conform to normal R function semantics and supports interaction with @code{ALTREP} vectors.") (license license:expat))) + +(define-public r-rcppziggurat + (package + (name "r-rcppziggurat") + (version "0.1.5") + (source + (origin + (method url-fetch) + (uri (cran-uri "RcppZiggurat" version)) + (sha256 + (base32 + "0zmr3nvm5j0fpwxk3x9kxpwqbr66ldfvd10zy8xlgjbslz9myvfv")))) + (properties `((upstream-name . "RcppZiggurat"))) + (build-system r-build-system) + (propagated-inputs + `(("r-rcpp" ,r-rcpp) + ("r-rcppgsl" ,r-rcppgsl))) + (native-inputs `(("r-knitr" ,r-knitr))) + (home-page "https://cran.r-project.org/web/packages/RcppZiggurat/") + (synopsis "Rcpp integration of different \"Ziggurat\" normal RNG implementations") + (description + "The Ziggurat generator for normally distributed random numbers, +originally proposed by Marsaglia and Tsang (2000, +@url{https://doi.org/10.18637/jss.v005.i08}) has been improved upon a few +times starting with Leong et al (2005, +@url{https://doi.org/10.18637/jss.v012.i07}). This package provides an +aggregation for comparing different implementations in order to provide a +'faster but good enough' alternative for use with R and C++ code.") + (license license:gpl2+))) -- cgit v1.2.3