From 9390300915a642c08a494aa67bf970c9a6ad5ff3 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Sun, 8 Sep 2019 00:17:22 +0200
Subject: [PATCH] gnu: Add r-graphlayouts.
* gnu/packages/cran.scm (r-graphlayouts): New variable.
---
gnu/packages/cran.scm | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index bdfc3fb2c90..ac528468cb2 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -15273,3 +15273,30 @@ (define-public r-systemfonts
provides bindings to the native libraries for finding font files that can then
be used further by e.g. graphic devices.")
(license license:expat)))
+
+(define-public r-graphlayouts
+ (package
+ (name "r-graphlayouts")
+ (version "0.5.0")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (cran-uri "graphlayouts" version))
+ (sha256
+ (base32
+ "03dizbhhdhnzbj2i5zvqgs617kwcv4h2pha4f16adic0fph1rxl3"))))
+ (properties `((upstream-name . "graphlayouts")))
+ (build-system r-build-system)
+ (propagated-inputs
+ `(("r-igraph" ,r-igraph)
+ ("r-rcpp" ,r-rcpp)
+ ("r-rcpparmadillo" ,r-rcpparmadillo)))
+ (home-page "https://github.com/schochastics/graphlayouts")
+ (synopsis "Additional layout algorithms for network visualizations")
+ (description
+ "This package provides several layout algorithms to visualize networks
+which are not part of the igraph library. Most are based on the concept of
+stress majorization by Gansner et al. (2004)
+<doi:10.1007/978-3-540-31843-9_25>. Some more specific algorithms allow to
+emphasize hidden group structures in networks or focus on specific nodes.")
+ (license license:expat)))
--
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