New package: r-imager (#14866)

This PR adds the r-imager package and dependencies.

- new package: r-bmp
- new package: r-readbitmap

var/spack/repos/builtin/packages/r-bmp/package.py

@@ -0,0 +1,18 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class RBmp(RPackage):
+    """Reads Windows BMP format images. Currently limited to 8 bit greyscale
+    images and 24,32 bit (A)RGB images. Pure R implementation without external
+    dependencies."""
+
+    homepage = "https://cloud.r-project.org/package=bmp"
+    url      = "https://cloud.r-project.org/src/contrib/bmp_0.3.tar.gz"
+    list_url = "https://cloud.r-project.org/src/contrib/Archive/bmp"
+
+    version('0.3', sha256='bdf790249b932e80bc3a188a288fef079d218856cf64ffb88428d915423ea649')

var/spack/repos/builtin/packages/r-imager/package.py

@@ -0,0 +1,37 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class RImager(RPackage):
+    """Fast image processing for images in up to 4 dimensions (two spatial
+    dimensions, one time/depth dimension, one colour dimension). Provides most
+    traditional image processing tools (filtering, morphology, transformations,
+    etc.) as well as various functions for easily analysing image data using R.
+    The package wraps 'CImg', <http://cimg.eu>, a simple, modern C++ library
+    for image processing."""
+
+    homepage = "http://dahtah.github.io/imager"
+    url      = "https://cloud.r-project.org/src/contrib/imager_0.41.2.tar.gz"
+    list_url = "https://cloud.r-project.org/src/contrib/Archive/imager"
+
+    version('0.41.2', sha256='9be8bc8b3190d469fcb2883045a404d3b496a0380f887ee3caea11f0a07cd8a5')
+
+    depends_on('r@2.10.0:', type=('build', 'run'))
+    depends_on('r-magrittr', type=('build', 'run'))
+    depends_on('r-rcpp@0.11.5:', type=('build', 'run'))
+    depends_on('r-stringr', type=('build', 'run'))
+    depends_on('r-png', type=('build', 'run'))
+    depends_on('r-jpeg', type=('build', 'run'))
+    depends_on('r-readbitmap', type=('build', 'run'))
+    depends_on('r-purrr', type=('build', 'run'))
+    depends_on('r-cairo', type=('build', 'run'))
+    depends_on('r-downloader', type=('build', 'run'))
+    depends_on('r-igraph', type=('build', 'run'))
+    depends_on('r-plyr', type=('build', 'run'))
+
+    depends_on('fftw')
+    depends_on('libtiff')

var/spack/repos/builtin/packages/r-readbitmap/package.py

@@ -0,0 +1,28 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class RReadbitmap(RPackage):
+    """Identifies and reads Windows BMP, JPEG, PNG, and TIFF format bitmap
+    images. Identification defaults to the use of the magic number embedded in
+    the file rather than the file extension. Reading of JPEG and PNG image
+    depends on libjpg and libpng libraries. See file INSTALL for details if
+    necessary."""
+
+    homepage = "https://github.com/jefferis/readbitmap"
+    url      = "https://cloud.r-project.org/src/contrib/readbitmap_0.1.5.tar.gz"
+    list_url = "https://cloud.r-project.org/src/contrib/Archive/readbitmap"
+
+    version('0.1.5', sha256='737d7d585eb33de2c200da64d16781e3c9522400fe2af352e1460c6a402a0291')
+
+    depends_on('r-bmp', type=('build', 'run'))
+    depends_on('r-jpeg', type=('build', 'run'))
+    depends_on('r-png', type=('build', 'run'))
+    depends_on('r-tiff', type=('build', 'run'))
+
+    depends_on('libjpeg')
+    depends_on('libpng')