[gentoo-commits] repo/gentoo:master commit in: sci-libs/vtk/, sci-libs/vtk/files/

[Sam James]

commit:     0e3674e78cc315bd0f9adf266dc2b9259b149ac6
Author:     Bernd Waibel <waebbl <AT> gmail <DOT> com>
AuthorDate: Tue Feb  2 07:12:25 2021 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Mon May 31 11:37:59 2021 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=0e3674e7

sci-libs/vtk: bump to 9.0.1

Closes: https://bugs.gentoo.org/723744
Package-Manager: Portage-3.0.19, Repoman-3.0.3
Signed-off-by: Bernd Waibel <waebbl-gentoo <AT> posteo.net>
Signed-off-by: Sam James <sam <AT> gentoo.org>

 sci-libs/vtk/Manifest                              |   4 +
 ...r-compute_arch-if-CUDA-toolkit-11-is-used.patch |  32 ++
 sci-libs/vtk/metadata.xml                          |  13 +-
 sci-libs/vtk/vtk-9.0.1.ebuild                      | 531 +++++++++++++++++++++
 4 files changed, 579 insertions(+), 1 deletion(-)

diff --git a/sci-libs/vtk/Manifest b/sci-libs/vtk/Manifest
index 2ea60d8ea77..38838374c4f 100644
--- a/sci-libs/vtk/Manifest
+++ b/sci-libs/vtk/Manifest
@@ -1,4 +1,8 @@
 DIST VTK-8.2.0.tar.gz 35511819 BLAKE2B 908ed9377d75da6d0bd84de0078ba90a1e9396fcc906ca2981102e2c79d9d3ba4b1297f98682cd2802c7c04f9dbec32ee70740e645c44180befd765f7cda34a6 SHA512 521bd4dabedbc24b0e80a314a34ecd7554b04af28a7973245e3a9cf99a09b995d1b8ac42305c8e53369f226a0a6da3cdb29105ba2c90b46492736ef717760286
+DIST VTK-9.0.1.tar.gz 34687900 BLAKE2B 2c1cc2a35eb6f05d23ec49d8c3c8d787134ce840f940d948da1e03d6875c15e2660c52776218fc3dbccf77959d9affaef051cba14991e6dd150ef5d50b5ae2eb SHA512 eb2508e2409ad302cc5db65282a9c1ff4477ac8a93e0fee898ad8f0974d72decc7d5d444dc825a3c2f7952ebf59853616097ebe0d134649cab0d49a9619065bf
 DIST VTKData-8.2.0.tar.gz 304287875 BLAKE2B 0292d84be40e11203326dcb1bf45f4a6ad2a785968130d4868a230f1cfbdcb600d0c03d4dae3519e2737dc7a964f29c51500c91b3da4291069608dd80a2bce45 SHA512 517d0f6dfdb0c61f59df933f06d3a28c8a48ea684aaff311456213fe493e2a20128886144325fc4edfa376b2d375a2dae6c60ad6e3d5d2f4a7b0ac1d8545c87b
+DIST VTKData-9.0.1.tar.gz 413680549 BLAKE2B 2804f8261763553408c1de8b0d47091875a262cf670604289879253922932f260d4ce8d1586e9b2a8ef3a1286c90e8a61c6472fafcddbd9b40090818eb310d49 SHA512 2fc418a6e15bd4e30ce181bb209c39666982645dbdbe2d6491683497662b72712689e58cf54b7af91865d0e3d0cb3f9ab66606b02964d57bf88d769d292dd938
 DIST VTKLargeData-8.2.0.tar.gz 247522878 BLAKE2B 68dc90548604fbbb8419f2b400aea5d26599b48208b4104f41eaa90f99483689cd928cb00e3a7def396d65db2f03c9294d132854a27af74f66eb118c8319c4ce SHA512 8a7ea3d5870b1e4ccb31c77b4c270d00208349da1b2938e957210db3ec1449b678c66edc2faee1d4514aca6d725f642abc91e10ab0c151f6743cad1c53485588
+DIST VTKLargeData-9.0.1.tar.gz 247522733 BLAKE2B a1d603f7560cf2cd7d1f355fd30fa5b638f2559259f09a6cbbe80da8c2937b1c50cfa2c3b2c6adf99b5bbf537678f817e44bc72962f36364913ae6cc524ae8a8 SHA512 b3303d633f063a6f3bfcc61b441f445611ff7cff6f006c77d8452eb5a3af89a18b2a1201a2dbd230af085b9e45b9abb70319d2f41db0f1e19c632286e7b02ec2
 DIST vtkDocHtml-8.2.0.tar.gz 132516675 BLAKE2B 8651a3793f3326dee36c5ae8a280b00943067f973115697f34770eefd42b5534a7d7e439e7745b32c5fa83daf5a5292b854792d18951af236d0aa77c3aa2b564 SHA512 45e198bde82948d1d8e47a8bdb64a2792c2bfdfc0d939ffe40ded79092d7ac5f497008c00c805baa09d27eabb419cdf0787eee1caf2ac44c5e8759ecf709a317
+DIST vtkDocHtml-9.0.1.tar.gz 138707547 BLAKE2B 1493d21a41b5f8fd43c3503cb4f98905c6d8d0c39e3245a97141bb1baa59ef0054b52595b48fe2b1c1579b02da0dd1f660e5ef7fefd3c7a9cfdbed42f923a234 SHA512 9997fb73ab46d28f107f5a7ef31a86f6948cd3ff88184fd4f1b0cc14dff1b8b6395e420ae2b2a42e772b90b84d8e077cc4543b8b8c9495481c3f8271949f11e4

diff --git a/sci-libs/vtk/files/vtk-9.0.1-0001-fix-kepler-compute_arch-if-CUDA-toolkit-11-is-used.patch b/sci-libs/vtk/files/vtk-9.0.1-0001-fix-kepler-compute_arch-if-CUDA-toolkit-11-is-used.patch
new file mode 100644
index 00000000000..2514dac6356
--- /dev/null
+++ b/sci-libs/vtk/files/vtk-9.0.1-0001-fix-kepler-compute_arch-if-CUDA-toolkit-11-is-used.patch
@@ -0,0 +1,32 @@
+From 33d9b7ded14ce36e3f63810f3403623ee5c2059c Mon Sep 17 00:00:00 2001
+From: Bernd Waibel <waebbl-gentoo@××××××.net>
+Date: Sun, 10 Jan 2021 20:29:56 +0100
+Subject: [PATCH] fix kepler compute_arch if CUDA toolkit >=11 is used.
+
+Signed-off-by: Bernd Waibel <waebbl-gentoo@××××××.net>
+---
+ .../vtkm/vtkvtkm/vtk-m/CMake/VTKmDeviceAdapters.cmake     | 8 ++++++--
+ 1 file changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/ThirdParty/vtkm/vtkvtkm/vtk-m/CMake/VTKmDeviceAdapters.cmake b/ThirdParty/vtkm/vtkvtkm/vtk-m/CMake/VTKmDeviceAdapters.cmake
+index ff0b2581..e565e783 100644
+--- a/ThirdParty/vtkm/vtkvtkm/vtk-m/CMake/VTKmDeviceAdapters.cmake
++++ b/ThirdParty/vtkm/vtkvtkm/vtk-m/CMake/VTKmDeviceAdapters.cmake
+@@ -229,8 +229,12 @@ if(VTKm_ENABLE_CUDA)
+     if(VTKm_CUDA_Architecture STREQUAL "fermi")
+       set(arch_flags --generate-code=arch=compute_20,code=sm_20)
+     elseif(VTKm_CUDA_Architecture STREQUAL "kepler")
+-      set(arch_flags --generate-code=arch=compute_30,code=sm_30
+-                     --generate-code=arch=compute_35,code=sm_35)
++      if(CMAKE_CUDA_COMPILER_VERSION VERSION_LESS 11.0)
++        set(arch_flags --generate-code=arch=compute_30,code=sm_30
++                       --generate-code=arch=compute_35,code=sm_35)
++      else()
++        set(arch_flags --generate-code=arch=compute_35,code=sm_35)
++      endif()
+     elseif(VTKm_CUDA_Architecture STREQUAL "maxwell")
+       set(arch_flags --generate-code=arch=compute_50,code=sm_50)
+     elseif(VTKm_CUDA_Architecture STREQUAL "pascal")
+-- 
+2.30.0
+

diff --git a/sci-libs/vtk/metadata.xml b/sci-libs/vtk/metadata.xml
index 6c1a962488c..b7fedcbd916 100644
--- a/sci-libs/vtk/metadata.xml
+++ b/sci-libs/vtk/metadata.xml
@@ -1,17 +1,28 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-  <maintainer type="project">
+  <maintainer type="project" proxied="proxy">
     <email>sci@g.o</email>
     <name>Gentoo Science Project</name>
   </maintainer>
+  <maintainer type="person" proxied="yes">
+    <email>waebbl-gentoo@××××××.net</email>
+    <name>Bernd Waibel</name>
+  </maintainer>
+  <maintainer type="project" proxied="proxy">
+    <email>proxy-maint@g.o</email>
+    <description>Gentoo Proxy Maintainers</description>
+  </maintainer>
   <use>
     <flag name="all-modules">Build all modules</flag>
     <flag name="boost">Add support for boost</flag>
+    <flag name="cuda">Add support for CUDA</flag>
     <flag name="gdal">Support for gdal formated data</flag>
     <flag name="imaging">Building Imaging modules</flag>
     <flag name="json">Support for json formatted data</flag>
+    <flag name="kits">Build kits in addition to modules</flag>
     <flag name="offscreen">Offscreen rendering through OSMesa</flag>
+    <flag name="pegtl">Use pegtl to build parsers</flag>
     <flag name="rendering">Building Redering modules</flag>
     <flag name="tbb">Use <pkg>dev-cpp/tbb</pkg> to handle smp support</flag>
     <flag name="views">Building Views modules</flag>

diff --git a/sci-libs/vtk/vtk-9.0.1.ebuild b/sci-libs/vtk/vtk-9.0.1.ebuild
new file mode 100644
index 00000000000..bf7a3ba0a1b
--- /dev/null
+++ b/sci-libs/vtk/vtk-9.0.1.ebuild
@@ -0,0 +1,531 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+# TODO:
+# - add USE flag for remote modules? Those modules can be downloaded
+#	properly before building.
+
+PYTHON_COMPAT=( python3_{7,8,9} )
+WEBAPP_OPTIONAL=yes
+WEBAPP_MANUAL_SLOT=yes
+
+inherit check-reqs cmake cuda flag-o-matic java-pkg-opt-2 python-single-r1 toolchain-funcs virtualx webapp
+
+# Short package version
+MY_PV="$(ver_cut 1-2)"
+
+DESCRIPTION="The Visualization Toolkit"
+HOMEPAGE="https://www.vtk.org/"
+SRC_URI="
+	https://www.vtk.org/files/release/${MY_PV}/VTK-${PV}.tar.gz
+	https://www.vtk.org/files/release/${MY_PV}/VTKData-${PV}.tar.gz
+	doc? ( https://www.vtk.org/files/release/${MY_PV}/vtkDocHtml-${PV}.tar.gz )
+	examples? ( https://www.vtk.org/files/release/${MY_PV}/VTKLargeData-${PV}.tar.gz )
+	test? (
+		https://www.vtk.org/files/release/${MY_PV}/VTKLargeData-${PV}.tar.gz
+	)
+"
+S="${WORKDIR}/VTK-${PV}"
+
+LICENSE="BSD LGPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86 ~amd64-linux ~x86-linux"
+# Note: external xdmf2 has no recognized target
+IUSE="+X all-modules boost cuda doc examples ffmpeg gdal imaging java
+	+json kits mpi mysql odbc offscreen openmp pegtl postgres python
+	qt5 +rendering tbb theora tk video_cards_nvidia views web"
+
+RESTRICT="!test? ( test )"
+
+REQUIRED_USE="
+	all-modules? ( boost ffmpeg gdal imaging mysql odbc postgres qt5 rendering theora views )
+	cuda? ( X )
+	java? ( rendering )
+	python? ( ${PYTHON_REQUIRED_USE} )
+	qt5? ( X rendering )
+	tk? ( X rendering python )
+	web? ( python )
+"
+
+RDEPEND="
+	app-arch/lz4
+	app-arch/xz-utils
+	dev-db/sqlite
+	dev-cpp/eigen[cuda?,openmp?]
+	dev-libs/double-conversion:=
+	dev-libs/expat
+	dev-libs/icu:=
+	dev-libs/libxml2:2
+	dev-libs/pugixml
+	media-libs/freetype
+	media-libs/libogg
+	media-libs/libpng
+	media-libs/libtheora
+	media-libs/tiff
+	sci-libs/hdf5:=[mpi=]
+	sci-libs/kissfft[openmp?]
+	sci-libs/netcdf:=[mpi=]
+	sys-libs/zlib
+	virtual/jpeg
+	all-modules? ( sci-geosciences/liblas[gdal] )
+	boost? ( dev-libs/boost:=[mpi?] )
+	cuda? ( dev-util/nvidia-cuda-toolkit:= )
+	ffmpeg? ( media-video/ffmpeg:= )
+	gdal? ( sci-libs/gdal:= )
+	java? ( >=virtual/jdk-1.8:* )
+	json? ( dev-libs/jsoncpp:= )
+	mpi? (
+		sci-libs/h5part
+		sys-cluster/openmpi[cxx,romio]
+	)
+	mysql? ( dev-db/mariadb-connector-c )
+	odbc? ( dev-db/unixODBC )
+	offscreen? ( media-libs/mesa[osmesa] )
+	postgres? ( dev-db/postgresql:= )
+	python? ( ${PYTHON_DEPS} )
+	qt5? (
+		dev-qt/qtcore:5
+		dev-qt/qtsql:5
+		dev-qt/qtwidgets:5
+	)
+	rendering? (
+		media-libs/freeglut
+		media-libs/glew:=
+		sci-libs/proj:=
+		virtual/opengl
+		x11-libs/gl2ps
+	)
+	tbb? ( dev-cpp/tbb )
+	tk? ( dev-lang/tk:= )
+	video_cards_nvidia? ( x11-drivers/nvidia-drivers[tools,static-libs] )
+	views? (
+		x11-libs/libICE
+		x11-libs/libXext
+	)
+	web? ( ${WEBAPP_DEPEND} )
+	$(python_gen_cond_dep '
+		python? (
+			boost? ( dev-libs/boost:=[mpi?,python?,${PYTHON_MULTI_USEDEP}] )
+			gdal? ( sci-libs/gdal:=[python?,${PYTHON_MULTI_USEDEP}] )
+			mpi? ( dev-python/mpi4py[${PYTHON_MULTI_USEDEP}] )
+		)
+	')
+"
+DEPEND="
+	${RDEPEND}
+	dev-libs/jsoncpp
+	dev-libs/utfcpp
+	pegtl? ( <dev-libs/pegtl-3 )
+"
+BDEPEND="
+	mpi? ( app-admin/chrpath )
+	openmp? (
+		|| (
+			sys-devel/gcc[openmp(+)]
+			sys-devel/clang-runtime[openmp(+)]
+		)
+	)
+"
+
+PATCHES=(
+	"${FILESDIR}"/${P}-0001-fix-kepler-compute_arch-if-CUDA-toolkit-11-is-used.patch
+	"${FILESDIR}"/${PN}-8.2.0-freetype-2.10.3-provide-FT_CALLBACK_DEF.patch
+)
+
+DOCS=( CONTRIBUTING.md README.md )
+
+CHECKREQS_DISK_BUILD="3G"
+
+pkg_pretend() {
+	if use examples; then
+		CHECKREQS_DISK_BUILD="4G"
+	fi
+	if use cuda; then
+		# NOTE: This should actually equal to (number of build jobs)*7G,
+		# as any of the cuda compile tasks can take up 7G!
+		# 10.2 GiB install directory, 6.4 GiB build directory with max. USE flags
+		CHECKREQS_MEMORY="7G"
+		CHECKREQS_DISK_BUILD="14G"
+	fi
+	check-reqs_pkg_setup
+}
+
+pkg_setup() {
+	if use examples; then
+		CHECKREQS_DISK_BUILD="4G"
+	fi
+	if use cuda; then
+		CHECKREQS_MEMORY="7G"
+		CHECKREQS_DISK_BUILD="14G"
+	fi
+	check-reqs_pkg_setup
+
+	use java && java-pkg-opt-2_pkg_setup
+	use python && python-single-r1_pkg_setup
+	use web && webapp_pkg_setup
+}
+
+src_prepare() {
+	# If we have system libraries available use these and delete
+	# the respecting files in ${S}/ThirdParty to save some space.
+	# Note: libharu is omitted: vtk needs an updated version (2.4.0)
+	# Note: no valid xdmf2 targets are found for system xdmf2
+	# Note: no valid target found for h5part and mpi4py
+	# TODO: diy2 exodusII h5part libharu verdict vpic vtkm xdmf2 xdmf3 zfp
+	local -a DROPS=( doubleconversion eigen expat freetype gl2ps glew
+		hdf5 jpeg jsoncpp libproj libxml2 lz4 lzma netcdf ogg png pugixml
+		sqlite theora tiff utf8 zlib )
+	use pegtl && DROPS+=( pegtl )
+
+	local x
+	for x in ${DROPS[@]}; do
+		ebegin "Dropping bundled ${x}"
+		rm -r ThirdParty/${x}/vtk${x} || die
+		eend $?
+	done
+	unset x
+
+	if use doc; then
+		einfo "Removing .md5 files from documents."
+		rm -f "${WORKDIR}"/html/*.md5 || die "Failed to remove superfluous hashes"
+		sed -e "s|\${VTK_BINARY_DIR}/Utilities/Doxygen/doc|${WORKDIR}|" \
+			-i Utilities/Doxygen/CMakeLists.txt || die
+	fi
+
+	if use test; then
+		if use java; then
+			eapply "${FILESDIR}/${P}-0004-disable-failing-java-test.patch"
+		fi
+		if use examples; then
+			eapply "${FILESDIR}/${P}-0005-disable-failing-tests.patch"
+		fi
+	fi
+
+	cmake_src_prepare
+
+	if use cuda; then
+		cuda_add_sandbox -w
+		cuda_src_prepare
+	fi
+
+	if use test; then
+		ebegin "Copying data files to ${BUILD_DIR}"
+		mkdir -p "${BUILD_DIR}/ExternalData" || die
+		pushd "${BUILD_DIR}/ExternalData" >/dev/null || die
+		ln -sf ../../VTK-${PV}/.ExternalData/README.rst . || die
+		ln -sf ../../VTK-${PV}/.ExternalData/SHA512 . || die
+		popd >/dev/null || die
+		eend "$?"
+	fi
+}
+
+src_configure() {
+	local mycmakeargs=(
+# TODO: defaults for some variables to consider as USE flags
+#		-DVTK_ANDROID_BUILD=OFF
+#		-DVTK_BUILD_COMPILE_TOOLS_ONLY=OFF
+#		-DVTK_ENABLE_LOGGING=ON
+#		-DVTK_ENABLE_REMOTE_MODULES=ON
+#		-DVTK_INSTALL_SDK=ON
+#		-DVTK_IOS_BUILD=OFF
+#		-DVTK_LEGACY_REMOVE=OFF
+#		-DVTK_LEGACY_SILENT=OFF
+#		-DVTK_WHEEL_BUILD=OFF
+
+		-DVTK_BUILD_ALL_MODULES=$(usex all-modules ON OFF)
+		# we use the pre-built documentation and install these with USE=doc
+		-DVTK_BUILD_DOCUMENTATION=OFF
+		-DVTK_BUILD_EXAMPLES=$(usex examples ON OFF)
+
+		-DVTK_ENABLE_KITS=$(usex kits ON OFF)
+		# default to ON: USE flag for this?
+		-DVTK_ENABLE_REMOTE_MODULES=OFF
+
+		-DVTK_DATA_STORE="${S}/.ExternalData"
+
+		# Use upstream default, where USE flags are not given.
+		# Passing "DONT_WANT" will restrict building of modules from
+		# those groups and will severly limit the built libraries.
+		# Exceptions are MPI, where the default is "DONT_WANT" and
+		# StandAlone using "WANT".
+		-DVTK_GROUP_ENABLE_Imaging=$(usex imaging "WANT" "DEFAULT")
+		-DVTK_GROUP_ENABLE_Qt=$(usex qt5 "WANT" "DEFAULT")
+		-DVTK_GROUP_ENABLE_Rendering=$(usex rendering "WANT" "DEFAULT")
+		-DVTK_GROUP_ENABLE_StandAlone="WANT"
+		-DVTK_GROUP_ENABLE_Views=$(usex views "WANT" "DEFAULT")
+		-DVTK_GROUP_ENABLE_Web=$(usex web "WANT" "DEFAULT")
+
+		-DVTK_MODULE_ENABLE_VTK_vtkm="WANT"
+		-DVTK_MODULE_ENABLE_VTK_AcceleratorsVTKm="WANT"
+
+		-DVTK_PYTHON_VERSION="3"
+		-DVTK_RELOCATABLE_INSTALL=ON
+
+		-DVTK_USE_CUDA=$(usex cuda ON OFF)
+		# use system libraries where possible
+		-DVTK_USE_EXTERNAL=ON
+		-DVTK_USE_MPI=$(usex mpi ON OFF)
+		-DVTK_USE_TK=$(usex tk ON OFF)
+		-DVTK_USE_X=$(usex X ON OFF)
+
+		-DVTK_VERSIONED_INSTALL=ON
+
+		-DVTK_WRAP_JAVA=$(usex java ON OFF)
+		-DVTK_WRAP_PYTHON=$(usex python ON OFF)
+	)
+
+	if use examples || use test; then
+		mycmakeargs+=( -DVTK_USE_LARGE_DATA=ON )
+	fi
+
+	if ! use java && ! use python; then
+		# defaults to ON
+		mycmakeargs+=( -DVTK_ENABLE_WRAPPING=OFF )
+	fi
+
+	if use boost; then
+		mycmakeargs+=(
+			-DVTK_MODULE_ENABLE_VTK_InfovisBoost="WANT"
+			-DVTK_MODULE_ENABLE_VTK_InfovisBoostGraphAlgorithms="WANT"
+		)
+	fi
+
+	if use cuda; then
+		mycmakeargs+=( -DVTKm_CUDA_Architecture="native" )
+	fi
+
+	if use ffmpeg; then
+		mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOFFMPEG="WANT" )
+	fi
+
+	if use gdal; then
+		mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_GeovisGDAL="WANT" )
+	fi
+
+	if use java; then
+		mycmakeargs+=(
+			-DCMAKE_INSTALL_JARDIR="share/${PN}"
+			-DVTK_ENABLE_WRAPPING=ON
+		)
+	fi
+
+	if use json; then
+		mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOGeoJSON="WANT" )
+	fi
+
+	if use mpi; then
+		mycmakeargs+=(
+			-DVTK_GROUP_ENABLE_MPI="WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOH5part="WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOParallel="WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOParallelNetCDF="WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOParallelXML="WANT"
+			-DVTK_MODULE_ENABLE_VTK_ParallelMPI="WANT"
+			-DVTK_MODULE_ENABLE_VTK_RenderingParallel="WANT"
+			-DVTK_MODULE_ENABLE_VTK_h5part="WANT"
+			-DVTKm_ENABLE_MPI=ON
+		)
+		if use python; then
+			mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_ParallelMPI4Py="WANT" )
+		fi
+	fi
+
+	if use mysql; then
+		mycmakeargs+=(
+			-DVTK_MODULE_ENABLE_VTK_IOMySQL="WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOSQL="WANT"
+		)
+	fi
+
+	if use odbc; then
+		mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOODBC="WANT" )
+	fi
+
+	if use offscreen; then
+		mycmakeargs+=(
+			-DVTK_OPENGL_HAS_OSMESA=ON
+			-DVTK_DEFAULT_RENDER_WINDOW_OFFSCREEN=ON
+			-DVTK_DEFAULT_RENDER_WINDOW_HEADLESS=ON
+		)
+	fi
+
+	if use openmp; then
+		if use tbb; then
+			einfo "NOTE: You have specified both openmp and tbb USE flags."
+			einfo "NOTE: Tbb will take precedence. Disabling OpenMP"
+			# Sequential is default SMP implementation, nothing special to do
+		else
+			mycmakeargs+=(
+				-DVTK_SMP_IMPLEMENTATION_TYPE="OpenMP"
+				-DVTKm_ENABLE_OPENMP=ON
+			)
+		fi
+	fi
+
+	if use pegtl; then
+		mycmakeargs+=( -DVTK_MODULE_USE_EXTERNAL_VTK_pegtl=ON )
+	else
+		mycmakeargs+=( -DVTK_MODULE_USE_EXTERNAL_VTK_pegtl=OFF )
+	fi
+
+	if use postgres; then
+		mycmakeargs+=(
+			-DVTK_MODULE_ENABLE_VTK_IOPostgreSQL="WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOSQL="WANT"
+		)
+	fi
+
+	if use python; then
+		mycmakeargs+=(
+			-DVTK_ENABLE_WRAPPING=ON
+			-DPython3_EXECUTABLE="${PYTHON}"
+			-DVTK_PYTHON_SITE_PACKAGES_SUFFIX="lib/${EPYTHON}/site-packages"
+		)
+	fi
+
+	if use qt5; then
+		mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_GUISupportQt="WANT" )
+		if use mysql || use postgres; then
+			mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_GUISupportQtSQL="WANT" )
+		fi
+		if use rendering; then
+			mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_RenderingQt="WANT" )
+		fi
+		if use views; then
+			mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_ViewsQt="WANT" )
+		fi
+	fi
+
+	if use rendering || use web || use all-modules; then
+		# needs patched version
+		mycmakeargs+=( -DVTK_MODULE_USE_EXTERNAL_VTK_libharu=OFF )
+	fi
+
+	if use rendering; then
+		mycmakeargs+=(
+			-DVTK_MODULE_ENABLE_VTK_IOExportGL2PS="WANT"
+			-DVTK_MODULE_USE_EXTERNAL_VTK_gl2ps=ON
+			-DVTK_MODULE_USE_EXTERNAL_VTK_glew=ON
+			-DVTK_MODULE_USE_EXTERNAL_VTK_libproj=ON
+		)
+	fi
+
+	if use tbb; then
+		mycmakeargs+=(
+			-DVTK_SMP_IMPLEMENTATION_TYPE="TBB"
+			-DVTKm_ENABLE_TBB=ON
+		)
+	fi
+
+	if use test; then
+		ewarn "Testing requires VTK_FORBID_DOWNLOADS=OFF by upstream."
+		ewarn "Care has been taken to pre-download all required files."
+		ewarn "In case you find missing files, please inform me."
+		mycmakeargs+=(
+			-DVTK_BUILD_TESTING=ON
+			-DVTK_DATA_EXCLUDE_FROM_ALL=ON
+			-DVTK_FORBID_DOWNLOADS=OFF
+		)
+	else
+		mycmakeargs+=(
+			-DVTK_BUILD_TESTING=OFF
+			-DVTK_FORBID_DOWNLOADS=ON
+		)
+	fi
+
+	if use theora; then
+		mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOOggTheora="WANT" )
+	fi
+
+	if use all-modules; then
+		mycmakeargs+=(
+			-DVTK_ENABLE_OSPRAY=OFF
+			-DVTK_MODULE_ENABLE_VTK_DomainsMicroscopy="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_FiltersOpenTURNS="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOADIOS2="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_IOPDAL="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_MomentInvariants="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_PoissonReconstruction="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_Powercrust="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_RenderingOpenVR="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_SignedTensor="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_SplineDrivenImageSlicer="DONT_WANT"
+			-DVTK_MODULE_ENABLE_VTK_vtkDICOM="DONT_WANT"
+			-DVTK_MODULE_USE_EXTERNAL_vtkkissfft=ON
+		)
+	fi
+
+	use java && export JAVA_HOME="${EPREFIX}/etc/java-config-2/current-system-vm"
+
+	if use mpi; then
+		export CC=mpicc
+		export CXX=mpicxx
+		export FC=mpif90
+		export F90=mpif90
+		export F77=mpif77
+	fi
+
+	cmake_src_configure
+}
+
+src_test() {
+	nonfatal virtx cmake_src_test
+}
+
+src_install() {
+	use web && webapp_src_preinst
+
+	# Stop web page images from being compressed
+	if use doc; then
+		HTML_DOCS=( "${WORKDIR}/html/." )
+	fi
+
+	cmake_src_install
+
+	use java && java-pkg_regjar "${ED}"/usr/share/${PN}/${PN}.jar
+
+	# install examples
+	if use examples; then
+		einfo "Installing examples"
+		mv -v {E,e}xamples || die
+		dodoc -r examples
+		docompress -x /usr/share/doc/${PF}/examples
+
+		einfo "Installing datafiles"
+		insinto /usr/share/${PN}/data
+		doins -r "${S}/.ExternalData"
+	fi
+
+	# with MPI runpath's are not deleted properly
+	if use mpi; then
+		chrpath -d "${ED}"/usr/$(get_libdir)/*.so.${PV} || die
+	fi
+
+	use python && python_optimize
+
+	# environment
+	cat >> "${T}"/40${PN} <<- EOF || die
+		VTK_DATA_ROOT=${EPREFIX}/usr/share/${PN}/data
+		VTK_DIR=${EPREFIX}/usr/$(get_libdir)/${PN}
+		VTKHOME=${EPREFIX}/usr
+		EOF
+	doenvd "${T}"/40${PN}
+
+	use web && webapp_src_install
+}
+
+# webapp.eclass exports these but we want it optional #534036
+pkg_postinst() {
+	use web && webapp_pkg_postinst
+
+	if use examples; then
+		einfo "You can get more and updated examples at"
+		einfo "https://kitware.github.io/vtk-examples/site/"
+	fi
+}
+
+pkg_prerm() {
+	use web && webapp_pkg_prerm
+}