commit:     ffdc811247754e3e38fdb833bed09f63e39cb8e0
Author:     Andreas Sturmlechner <asturm <AT> gentoo <DOT> org>
AuthorDate: Sat Sep  6 12:36:17 2025 +0000
Commit:     Andreas Sturmlechner <asturm <AT> gentoo <DOT> org>
CommitDate: Sun Oct  5 18:00:02 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=ffdc8112

sci-libs/vtk: Drop IUSE las

Signed-off-by: Andreas Sturmlechner <asturm <AT> gentoo.org>

 sci-libs/vtk/vtk-9.4.2-r2.ebuild | 1050 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 1050 insertions(+)

diff --git a/sci-libs/vtk/vtk-9.4.2-r2.ebuild b/sci-libs/vtk/vtk-9.4.2-r2.ebuild
new file mode 100644
index 000000000000..f4d2aeab5bfe
--- /dev/null
+++ b/sci-libs/vtk/vtk-9.4.2-r2.ebuild
@@ -0,0 +1,1050 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# TODO:
+# - add USE flag for remote modules? Those modules can be downloaded
+#      properly before building.
+# - replace usex by usev where applicable
+
+PYTHON_COMPAT=( python3_{11..13} )
+WEBAPP_OPTIONAL=yes
+WEBAPP_MANUAL_SLOT=yes
+
+inherit check-reqs cmake cuda flag-o-matic java-pkg-opt-2 multiprocessing 
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-${PV}.tar.gz
+       doc? (
+               
https://www.vtk.org/files/release/${MY_PV}/vtkDocHtml-${PV}.tar.gz
+       )
+       examples? (
+               
https://www.vtk.org/files/release/${MY_PV}/VTKLargeData-${PV}.tar.gz
+               
https://www.vtk.org/files/release/${MY_PV}/VTKLargeDataFiles-${PV}.tar.gz
+       )
+       test? (
+               https://www.vtk.org/files/release/${MY_PV}/VTKData-${PV}.tar.gz
+               
https://www.vtk.org/files/release/${MY_PV}/VTKDataFiles-${PV}.tar.gz
+               
https://www.vtk.org/files/release/${MY_PV}/VTKLargeData-${PV}.tar.gz
+               
https://www.vtk.org/files/release/${MY_PV}/VTKLargeDataFiles-${PV}.tar.gz
+       )
+"
+S="${WORKDIR}/VTK-${PV}"
+
+LICENSE="BSD LGPL-2"
+SLOT="0/${MY_PV}"
+KEYWORDS="amd64 ~arm ~arm64 ~x86 ~amd64-linux ~x86-linux"
+
+# TODO: Like to simplify these. Mostly the flags related to Groups.
+IUSE="all-modules boost +cgns cuda debug doc examples ffmpeg gdal gles2-only 
imaging
+       java +logging minimal mpi mysql +netcdf odbc opencascade openmp openvdb 
pdal postgres
+       python qt6 +rendering tbb test +threads tk +truetype video_cards_nvidia 
+views vtkm web"
+
+RESTRICT="!test? ( test )"
+
+REQUIRED_USE="
+       all-modules? (
+               boost cgns ffmpeg gdal imaging mysql netcdf odbc opencascade 
openvdb pdal
+               postgres rendering truetype views
+       )
+       cuda? ( video_cards_nvidia vtkm )
+       java? ( rendering )
+       minimal? ( !gdal !rendering )
+       !minimal? ( cgns netcdf rendering )
+       python? ( ${PYTHON_REQUIRED_USE} )
+       qt6? ( rendering )
+       tk? ( python rendering )
+       web? ( python )
+       rendering? ( truetype views )
+"
+#      cgns? ( !mpi )
+
+# eigen, nlohmann_json, pegtl and utfcpp are referenced in the cmake files
+# and need to be available when VTK consumers configure the dependencies.
+RDEPEND="
+       app-arch/lz4:=
+       app-arch/xz-utils
+       dev-db/sqlite:3
+       dev-libs/double-conversion:=
+       dev-libs/expat
+       dev-libs/icu:=
+       dev-libs/jsoncpp:=
+       >=dev-libs/libfmt-8.1.1:=
+       dev-libs/libxml2:2=
+       dev-libs/libzip:=
+       dev-libs/pugixml
+       media-libs/freetype
+       media-libs/libjpeg-turbo
+       media-libs/libogg
+       media-libs/libpng:=
+       media-libs/tiff:=
+       sci-libs/hdf5:=[mpi=]
+       sys-libs/zlib
+       boost? ( dev-libs/boost:=[mpi?] )
+       cgns? (
+               >=sci-libs/cgnslib-4.1.1:=[hdf5,mpi=]
+               sci-libs/hdf5[cxx]
+               mpi? (
+                       sci-libs/hdf5[mpi,unsupported]
+               )
+       )
+       cuda? ( dev-util/nvidia-cuda-toolkit:= )
+       ffmpeg? ( media-video/ffmpeg:= )
+       gdal? ( sci-libs/gdal:= )
+       java? ( >=virtual/jdk-11:= )
+       !minimal? (
+               >=media-libs/libharu-2.4.0:=
+               media-libs/libtheora:=
+               sci-libs/proj:=
+       )
+       mpi? ( virtual/mpi[romio] )
+       mysql? ( dev-db/mariadb-connector-c )
+       netcdf? ( sci-libs/netcdf:=[mpi=] )
+       odbc? ( dev-db/unixODBC )
+       openvdb? ( media-gfx/openvdb:= )
+       opencascade? ( sci-libs/opencascade:= )
+       pdal? ( sci-libs/pdal:= )
+       postgres? ( dev-db/postgresql:= )
+       python? (
+               ${PYTHON_DEPS}
+               $(python_gen_cond_dep 'mpi? ( 
dev-python/mpi4py[${PYTHON_USEDEP}] )')
+               $(python_gen_cond_dep 'rendering? ( 
dev-python/matplotlib[${PYTHON_USEDEP}] )')
+       )
+       qt6? (
+               dev-qt/qtbase:6[gui,opengl,sql,widgets]
+               dev-qt/qtdeclarative:6[opengl]
+               dev-qt/qtshadertools:6
+               x11-libs/libxkbcommon
+       )
+       rendering? (
+               media-libs/glew:=
+               media-libs/libglvnd[X]
+               x11-libs/gl2ps
+               x11-libs/libICE
+               x11-libs/libXcursor
+               x11-libs/libXext
+       )
+       tbb? ( dev-cpp/tbb:= )
+       tk? ( dev-lang/tk:= )
+       truetype? ( media-libs/fontconfig )
+       video_cards_nvidia? ( x11-drivers/nvidia-drivers[tools,static-libs] )
+       views? (
+               x11-libs/libICE
+               x11-libs/libXext
+       )
+       web? ( ${WEBAPP_DEPEND} )
+"
+
+DEPEND="
+       ${RDEPEND}
+       dev-cpp/cli11
+       dev-cpp/eigen
+       dev-cpp/nlohmann_json
+       >=dev-libs/pegtl-3
+       dev-libs/utfcpp
+       test? (
+               media-libs/glew
+               x11-libs/libXcursor
+               rendering? ( media-libs/freeglut )
+       )
+"
+BDEPEND="virtual/pkgconfig"
+
+PATCHES=(
+       "${FILESDIR}/${PN}-9.2.5-pegtl-3.x.patch"
+       "${FILESDIR}/${PN}-9.3.0-java.patch"
+       "${FILESDIR}/${PN}-9.3.0-opencascade.patch"
+       "${FILESDIR}/${PN}-9.3.0-update-for-cuda-12.6.patch"
+
+       "${FILESDIR}/${PN}-9.4.2-pegtl-3.x.patch"
+       "${FILESDIR}/${PN}-9.4.2-fix-fmt-11.patch"
+       "${FILESDIR}/${PN}-9.4.2-opencascade-components.patch"
+       "${FILESDIR}/${PN}-9.4.2-vtk-m-jobpool-size.patch"
+       "${FILESDIR}/${PN}-9.4.2-ThirdParty-gcc15.patch"
+       "${FILESDIR}/${PN}-9.4.2-find-hdf5-in-global-scope.patch"
+)
+
+DOCS=( CONTRIBUTING.md README.md )
+
+vtk_check_reqs() {
+       local dsk="$(( 4096
+               + $(usex cuda 8192 0)
+               + $(usex doc 3072 0)
+               + $(usex examples 3072 0)
+       ))"
+       local -x CHECKREQS_DISK_BUILD=${dsk}M
+
+       # In case users are not aware of the extra NINJAOPTS, check
+       # for the more common MAKEOPTS, in case NINJAOPTS is empty
+       local jobs=1
+       if [[ -n "${NINJAOPTS}" ]]; then
+               jobs=$(makeopts_jobs "${NINJAOPTS}" "$(get_nproc)")
+       elif [[ -n "${MAKEOPTS}" ]]; then
+               jobs=$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")
+       fi
+
+       if use cuda; then
+
+               local mem="$((
+                       $(usex cuda 7168 0) * $(( jobs > 4 ? 4 : jobs ))
+               ))"
+               local -x CHECKREQS_MEMORY=${mem}M
+       fi
+
+       "check-reqs_pkg_${EBUILD_PHASE}"
+}
+
+cuda_get_host_compiler() {
+       if [[ -n "${NVCC_CCBIN}" ]]; then
+               echo "${NVCC_CCBIN}"
+               return
+       fi
+
+       if [[ -n "${CUDAHOSTCXX}" ]]; then
+               echo "${CUDAHOSTCXX}"
+               return
+       fi
+
+       einfo "Trying to find working CUDA host compiler"
+
+       if ! tc-is-gcc && ! tc-is-clang; then
+               die "$(tc-get-compiler-type) compiler is not supported"
+       fi
+
+       local compiler compiler_type compiler_version
+       local package package_version
+       local NVCC_CCBIN_default
+
+       compiler_type="$(tc-get-compiler-type)"
+       compiler_version="$("${compiler_type}-major-version")"
+
+       # try the default compiler first
+       NVCC_CCBIN="$(tc-getCXX)"
+       NVCC_CCBIN_default="${NVCC_CCBIN}-${compiler_version}"
+
+       compiler="${NVCC_CCBIN/%-${compiler_version}}"
+
+       # store the package so we can re-use it later
+       package="sys-devel/${compiler_type}"
+       package_version="${package}"
+
+       ebegin "testing ${NVCC_CCBIN_default} (default)"
+
+       while ! nvcc -v -ccbin "${NVCC_CCBIN}" - -x cu <<<"int main(){}" &>> 
"${T}/cuda_get_host_compiler.log" ; do
+               eend 1
+
+               while true; do
+                       # prepare next version
+                       if ! package_version="<$(best_version 
"${package_version}")"; then
+                               die "could not find a supported version of 
${compiler}"
+                       fi
+
+                       NVCC_CCBIN="${compiler}-$(ver_cut 1 
"${package_version/#<${package}-/}")"
+
+                       [[ "${NVCC_CCBIN}" != "${NVCC_CCBIN_default}" ]] && 
break
+               done
+               ebegin "testing ${NVCC_CCBIN}"
+       done
+       eend $?
+
+       # clean temp file
+       rm -f a.out
+
+       echo "${NVCC_CCBIN}"
+       export NVCC_CCBIN
+}
+
+cuda_get_host_native_arch() {
+       [[ -n ${CUDAARCHS} ]] && echo "${CUDAARCHS}"
+
+       __nvcc_device_query || die "failed to query the native device"
+}
+
+vtk_add_sandbox() {
+       local WRITE=()
+
+       # mesa via virtx will make use of udmabuf if it exists
+       [[ -c "/dev/udmabuf" ]] && WRITE+=( "/dev/udmabuf" )
+
+       readarray -t dris <<<"$(
+               find /sys/class/drm/*/device/drm \
+                       -mindepth 1 -maxdepth 1 -type d -exec basename {} \; \
+                       | sort | uniq | sed 's:^:/dev/dri/:'
+       )"
+
+       [[ -n "${dris[*]}" ]] && WRITE+=( "${dris[@]}" )
+
+       if [[ -d /sys/module/nvidia ]]; then
+               # /dev/nvidia{0-9}
+               readarray -t nvidia_devs <<<"$(
+                       find /dev -regextype posix-extended  -regex 
'/dev/nvidia(|-(nvswitch|vgpu))[0-9]*'
+               )"
+
+               [[ -n "${nvidia_devs[*]}" ]] && WRITE+=( "${nvidia_devs[@]}" )
+
+               WRITE+=(
+                       "/dev/nvidiactl"
+                       "/dev/nvidia-modeset"
+
+                       "/dev/nvidia-vgpuctl"
+
+                       "/dev/nvidia-nvlink"
+                       "/dev/nvidia-nvswitchctl"
+
+                       "/dev/nvidia-uvm"
+                       "/dev/nvidia-uvm-tools"
+
+                       # "/dev/nvidia-caps/nvidia-cap%d"
+                       "/dev/nvidia-caps/"
+                       # "/dev/nvidia-caps-imex-channels/channel%d"
+                       "/dev/nvidia-caps-imex-channels/"
+               )
+       fi
+
+       # for portage
+       WRITE+=( "/proc/self/task/" )
+
+       local dev
+       for dev in "${WRITE[@]}"; do
+               if [[ ! -e "${dev}" ]]; then
+                       eqawarn "${dev} does not exist"
+                       # continue
+               fi
+
+               if [[ -w "${dev}" ]]; then
+                       eqawarn "${dev} is already writable"
+                       # continue
+               fi
+
+               eqawarn "addwrite ${dev}"
+               addwrite "${dev}"
+
+               if [[ ! -d "${dev}" ]] && [[ ! -w "${dev}" ]]; then
+                       eerror "can not access ${dev} after addwrite"
+               fi
+       done
+}
+
+pkg_pretend() {
+       [[ ${MERGE_TYPE} != binary ]] && has openmp && tc-check-openmp
+
+       vtk_check_reqs
+
+       # When building binpkgs you probably want to include all targets
+       if use cuda && [[ ${MERGE_TYPE} == "buildonly" ]] && [[ -n 
"${CUDA_GENERATION}" || -n "${CUDA_ARCH_BIN}" ]]; then
+               local info_message="When building a binary package it's 
recommended to unset CUDA_GENERATION and CUDA_ARCH_BIN"
+               einfo "$info_message so all available architectures are build."
+       fi
+}
+
+pkg_setup() {
+       [[ ${MERGE_TYPE} != binary ]] && has openmp && tc-check-openmp
+
+       vtk_check_reqs
+
+       if use cuda && [[ ! -e /dev/nvidia-uvm ]]; then
+               # NOTE We try to load nvidia-uvm and nvidia-modeset here,
+               # so __nvcc_device_query does not fail later.
+
+               nvidia-smi -L || true
+       fi
+
+       use java && java-pkg-opt-2_pkg_setup
+       use python && python-single-r1_pkg_setup
+       use web && webapp_pkg_setup
+}
+
+# Note: The following libraries are marked as internal by kitware
+#      and can currently not unbundled:
+#      diy2, exodusII, fides, h5part, kissfft, loguru, verdict, vpic,
+#      vtkm, xdmf{2,3}, zfp
+# TODO: exprtk, ioss
+# Note: As of v9.2.2 we no longer drop bundled libraries, when using system
+# libraries. This just saves a little space. CMake logic of VTK on ThirdParty
+# libraries avoids automagic builds, so deletion is not needed to catch these.
+src_prepare() {
+       if use doc; then
+               einfo "Removing .md5 files from documents."
+               rm -f "${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
+
+       cmake_src_prepare
+
+       if use test; then
+               ebegin "Copying data files to ${BUILD_DIR}"
+               mkdir -p "${BUILD_DIR}/ExternalData" || die
+               pushd "${BUILD_DIR}/ExternalData" >/dev/null || die
+               ln -sf "../../${S}/.ExternalData/README.rst" . || die
+               ln -sf "../../${S}/.ExternalData/SHA512" . || die
+               popd >/dev/null || die
+               eend "$?"
+       fi
+}
+
+# TODO: check these and consider to use them
+#      VTK_BUILD_SCALED_SOA_ARRAYS
+#      VTK_DISPATCH_{AOS,SOA,TYPED}_ARRAYS
+src_configure() {
+       # Workaround for sci-libs/netcdf-4.9.3. See bug #959139.
+       # Should be dropped with vtk-9.5.0.
+       append-cppflags -DNETCDF_ENABLE_LEGACY_MACROS
+
+       local mycmakeargs=(
+               -DCMAKE_DISABLE_FIND_PACKAGE_Git="yes"
+               -DVTK_GIT_DESCRIBE="v${PV}"
+               -DVTK_VERSION_FULL="${PV}"
+               -DGIT_EXECUTABLE="${T}/notgit"
+
+               -DCMAKE_POLICY_DEFAULT_CMP0167="OLD"
+               -DCMAKE_POLICY_DEFAULT_CMP0174="OLD"
+               -DCMAKE_POLICY_DEFAULT_CMP0177="OLD"
+
+               -DCMAKE_INSTALL_LICENSEDIR="share/${PN}/licenses"
+               -DVTK_IGNORE_CMAKE_CXX11_CHECKS=yes
+
+               -DVTK_ANDROID_BUILD=OFF
+               -DVTK_IOS_BUILD=OFF
+
+               -DVTK_BUILD_ALL_MODULES="$(usex all-modules)"
+               # we use the pre-built documentation and install these with 
USE=doc
+               -DVTK_BUILD_DOCUMENTATION=OFF
+               -DVTK_BUILD_EXAMPLES="$(usex examples)"
+
+               # no package in the tree: https://github.com/LLNL/conduit
+               -DVTK_ENABLE_CATALYST=OFF
+               -DVTK_ENABLE_KITS=OFF
+               -DVTK_ENABLE_LOGGING="$(usex logging)"
+               # defaults to ON: USE flag for this?
+               -DVTK_ENABLE_REMOTE_MODULES=OFF
+
+               # disable fetching files during build
+               -DVTK_FORBID_DOWNLOADS="yes"
+
+               -DVTK_GROUP_ENABLE_Imaging="$(usex imaging "YES" "NO")"
+               -DVTK_GROUP_ENABLE_MPI="$(usex mpi "YES" "NO")"
+               -DVTK_GROUP_ENABLE_Qt="$(usex qt6 "YES" "NO")"
+               -DVTK_GROUP_ENABLE_Rendering="$(usex rendering "YES" "NO")"
+               -DVTK_GROUP_ENABLE_StandAlone="$(usex minimal "NO" "YES")"
+               -DVTK_GROUP_ENABLE_Views="$(usex views "YES" "NO")"
+               -DVTK_GROUP_ENABLE_Web="$(usex web "YES" "NO")"
+
+               -DVTK_INSTALL_SDK=ON
+
+               -DVTK_MODULE_ENABLE_VTK_IOCGNSReader="$(usex cgns "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_IOExportPDF="$(usex minimal "NO" "YES")"
+               -DVTK_MODULE_ENABLE_VTK_IOLAS="NO"
+               -DVTK_MODULE_ENABLE_VTK_IONetCDF="$(usex netcdf "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_IOOCCT="$(usex opencascade "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_IOOggTheora="$(usex minimal "NO" "YES")"
+               -DVTK_MODULE_ENABLE_VTK_IOOpenVDB="$(usex openvdb "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_IOSQL="YES" # sqlite
+               -DVTK_MODULE_ENABLE_VTK_IOPDAL="$(usex pdal "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_IOXML="YES"
+               -DVTK_MODULE_ENABLE_VTK_IOXMLParser="YES"
+               -DVTK_MODULE_ENABLE_VTK_RenderingFreeType="$(usex truetype 
"YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_RenderingFreeTypeFontConfig="$(usex 
truetype "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_cgns="$(usex cgns "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_doubleconversion="YES"
+               -DVTK_MODULE_ENABLE_VTK_eigen="YES"
+               -DVTK_MODULE_ENABLE_VTK_expat="YES"
+               -DVTK_MODULE_ENABLE_VTK_fmt="YES"
+               -DVTK_MODULE_ENABLE_VTK_freetype="$(usex truetype "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_hdf5="YES"
+               -DVTK_MODULE_ENABLE_VTK_jpeg="YES"
+               -DVTK_MODULE_ENABLE_VTK_jsoncpp="YES"
+               -DVTK_MODULE_ENABLE_VTK_libharu="$(usex minimal "NO" "YES")"
+               -DVTK_MODULE_ENABLE_VTK_libproj="$(usex minimal "NO" "YES")"
+               -DVTK_MODULE_ENABLE_VTK_libxml2="YES"
+               -DVTK_MODULE_ENABLE_VTK_lz4="YES"
+               -DVTK_MODULE_ENABLE_VTK_lzma="YES"
+               -DVTK_MODULE_ENABLE_VTK_netcdf="$(usex netcdf "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_nlohmannjson="YES"
+               -DVTK_MODULE_ENABLE_VTK_ogg="YES"
+               -DVTK_MODULE_ENABLE_VTK_pegtl="YES"
+               -DVTK_MODULE_ENABLE_VTK_png="YES"
+               -DVTK_MODULE_ENABLE_VTK_pugixml="YES"
+               -DVTK_MODULE_ENABLE_VTK_sqlite="YES"
+               -DVTK_MODULE_ENABLE_VTK_theora="$(usex minimal "NO" "YES")"
+               -DVTK_MODULE_ENABLE_VTK_tiff="YES"
+               -DVTK_MODULE_ENABLE_VTK_utf8="YES"
+               -DVTK_MODULE_ENABLE_VTK_vtkvtkm="$(usex vtkm "YES" "NO")"
+               -DVTK_MODULE_ENABLE_VTK_zlib="YES"
+
+               # not packaged in Gentoo
+               -DVTK_MODULE_USE_EXTERNAL_VTK_fast_float=OFF
+               -DVTK_MODULE_USE_EXTERNAL_VTK_exprtk=OFF
+               -DVTK_MODULE_USE_EXTERNAL_VTK_ioss=OFF
+               -DVTK_MODULE_USE_EXTERNAL_VTK_token=OFF
+               -DVTK_MODULE_USE_EXTERNAL_VTK_verdict=OFF
+
+               -DVTK_RELOCATABLE_INSTALL=ON
+               -DVTK_UNIFIED_INSTALL_TREE=ON
+
+               -DVTK_SMP_ENABLE_OPENMP="$(usex openmp)"
+               -DVTK_SMP_ENABLE_STDTHREAD="$(usex threads)"
+               -DVTK_SMP_ENABLE_TBB="$(usex tbb)"
+
+               -DVTK_USE_CUDA="$(usex cuda)"
+               # use system libraries where possible
+               -DVTK_USE_EXTERNAL=ON
+               # avoid finding package from either ::guru or ::sci
+               -DVTK_USE_MEMKIND=OFF
+               -DVTK_USE_MPI="$(usex mpi)"
+               -DVTK_USE_TK="$(usex tk)"
+               -DVTK_USE_X=ON
+
+               -DVTK_WHEEL_BUILD=OFF
+
+               -DVTK_WRAP_JAVA="$(usex java)"
+               -DVTK_WRAP_PYTHON="$(usex python)"
+       )
+
+       if use all-modules; then
+               mycmakeargs+=(
+                       # no package in ::gentoo
+                       -DVTK_ENABLE_OSPRAY=OFF
+                       # TODO: some of these are tied to the 
VTK_ENABLE_REMOTE_MODULES
+                       # option. Check whether we can download them clean and 
enable
+                       # them.
+                       -DVTK_MODULE_ENABLE_VTK_DomainsMicroscopy="NO"
+                       -DVTK_MODULE_ENABLE_VTK_fides="NO"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersOpenTURNS="NO"
+                       -DVTK_MODULE_ENABLE_VTK_IOADIOS2="NO"
+                       -DVTK_MODULE_ENABLE_VTK_IOFides="NO"
+
+                       -DVTK_MODULE_ENABLE_VTK_RenderingOpenVR="NO"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingOpenXR="NO"
+
+                       -DVTK_MODULE_USE_EXTERNAL_VTK_cli11="YES"
+               )
+       fi
+
+       if use boost; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_InfovisBoost="YES"
+                       
-DVTK_MODULE_ENABLE_VTK_InfovisBoostGraphAlgorithms="YES"
+               )
+       fi
+
+       if use cgns; then
+               mycmakeargs+=(
+                       -DHDF5_NEED_MPI="$(usex mpi)"
+               )
+       fi
+
+       if use cuda; then
+               cuda_add_sandbox -w
+               addwrite "/proc/self/task"
+               addpredict "/dev/char/"
+
+               if ! test -w /dev/nvidiactl; then
+                       # eqawarn "Can't access the GPU at /dev/nvidiactl."
+                       # eqawarn "User $(id -nu) is not in the group 
\"video\"."
+                       if [[ -z "${CUDA_GENERATION}" ]] && [[ -z 
"${CUDA_ARCH_BIN}" ]]; then
+                               # build all targets
+                               mycmakeargs+=(
+                                       -DCUDA_GENERATION=""
+                               )
+                       fi
+               else
+                       local -x CUDAARCHS
+                       : "${CUDAARCHS:="$(cuda_get_host_native_arch)"}"
+               fi
+
+               # set NVCC_CCBIN
+               local -x CUDAHOSTCXX CUDAHOSTLD
+               CUDAHOSTCXX="$(cuda_get_host_compiler)"
+               CUDAHOSTLD="$(tc-getCXX)"
+               export NVCC_CCBIN="${CUDAHOSTCXX}"
+
+               if tc-is-gcc; then
+                       # Filter out IMPLICIT_LINK_DIRECTORIES picked up by 
CMAKE_DETERMINE_COMPILER_ABI(CUDA)
+                       # See 
/usr/share/cmake/Help/variable/CMAKE_LANG_IMPLICIT_LINK_DIRECTORIES.rst
+                       CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES_EXCLUDE=$(
+                               "${CUDAHOSTLD}" -E -v - <<<"int main(){}" |& \
+                               grep LIBRARY_PATH | cut -d '=' -f 2 | cut -d 
':' -f 1
+                       )
+               fi
+       fi
+
+       if use debug; then
+               mycmakeargs+=(
+                       -DVTK_DEBUG_LEAKS=ON
+                       -DVTK_DEBUG_MODULE=ON
+                       -DVTK_DEBUG_MODULE_ALL=ON
+                       -DVTK_ENABLE_SANITIZER=ON
+                       -DVTK_EXTRA_COMPILER_WARNINGS=ON
+                       -DVTK_WARN_ON_DISPATCH_FAILURE=ON
+               )
+               if use rendering; then
+                       mycmakeargs+=( 
-DVTK_OPENGL_ENABLE_STREAM_ANNOTATIONS=ON )
+               fi
+       fi
+
+       if use examples || use test; then
+               mycmakeargs+=( -DVTK_USE_LARGE_DATA=ON )
+       fi
+
+       if use ffmpeg; then
+               mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOFFMPEG="YES" )
+               if use rendering; then
+                       mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_RenderingFFMPEGOpenGL2="YES" )
+               fi
+       fi
+
+       if use gdal; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_GeovisGDAL="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOGDAL="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOGeoJSON="YES"
+               )
+       fi
+
+       if use imaging; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_ImagingColor="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingFourier="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingGeneral="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingHybrid="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingMath="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingMorphological="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingOpenGL2="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingSources="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingStatistics="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ImagingStencil="YES"
+               )
+               use rendering && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_RenderingImage="YES" )
+       fi
+
+       if ! use java && ! use python; then
+               # defaults to ON
+               mycmakeargs+=( -DVTK_ENABLE_WRAPPING=OFF )
+       fi
+
+       if use java; then
+               mycmakeargs+=(
+                       -DCMAKE_INSTALL_JARDIR="share/${PN}"
+                       -DVTK_ENABLE_WRAPPING=ON
+                       -DVTK_MODULE_ENABLE_VTK_Java="YES"
+                       -DVTK_JAVA_SOURCE_VERSION="$(java-config -g 
PROVIDES_VERSION)"
+                       -DVTK_JAVA_TARGET_VERSION="$(java-config -g 
PROVIDES_VERSION)"
+               )
+       fi
+
+       if use minimal; then
+               mycmakeargs+=(
+                       
-DVTK_MODULE_ENABLE_VTK_CommonComputationalGeometry="YES"
+                       -DVTK_MODULE_ENABLE_VTK_CommonExecutionModel="YES"
+                       -DVTK_MODULE_ENABLE_VTK_CommonMath="YES"
+                       -DVTK_MODULE_ENABLE_VTK_CommonMisc="YES"
+                       -DVTK_MODULE_ENABLE_VTK_CommonSystem="YES"
+                       -DVTK_MODULE_ENABLE_VTK_CommonTransforms="YES"
+
+                       -DVTK_MODULE_ENABLE_VTK_FiltersCellGrid="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersExtraction="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersGeneral="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersGeneric="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersGeometry="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersHybrid="NO"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersHyperTree="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersReduction="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersSources="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersStatistics="YES"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersVerdict="YES"
+
+                       -DVTK_MODULE_ENABLE_VTK_IOCellGrid="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOGeometry="NO"
+                       -DVTK_MODULE_ENABLE_VTK_IOLegacy="YES"
+
+                       -DVTK_MODULE_ENABLE_VTK_ParallelCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ParallelDIY="YES"
+               )
+       fi
+
+       if use mpi; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_IOH5part="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOMPIParallel="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOParallel="YES"
+                       -DVTK_MODULE_ENABLE_VTK_IOParallelNetCDF="$(usex netcdf 
"YES" "NO")"
+                       -DVTK_MODULE_ENABLE_VTK_IOParallelXML="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ParallelMPI="YES"
+                       -DVTK_MODULE_ENABLE_VTK_h5part="YES"
+                       -DVTK_MODULE_USE_EXTERNAL_VTK_verdict=OFF
+               )
+               use imaging && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_IOMPIImage="YES" )
+               use python && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_ParallelMPI4Py="YES" )
+               if use rendering; then
+                       mycmakeargs+=(
+                               -DVTK_MODULE_ENABLE_VTK_RenderingParallel="YES"
+                               
-DVTK_MODULE_ENABLE_VTK_RenderingParallelLIC="YES"
+                       )
+               fi
+               use vtkm && mycmakeargs+=( -DVTKm_ENABLE_MPI=ON )
+       fi
+
+       use mysql && mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOMySQL="YES" )
+       use odbc && mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOODBC="YES" )
+       use openvdb && mycmakeargs+=( 
-DOpenVDB_CMAKE_PATH="${ESYSROOT}/usr/$(get_libdir)/cmake/OpenVDB" )
+       use postgres && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_IOPostgreSQL="YES" )
+
+       if use python; then
+               mycmakeargs+=(
+                       -DPython3_EXECUTABLE="${PYTHON}"
+                       -DVTK_ENABLE_WRAPPING=ON
+                       -DVTK_MODULE_ENABLE_VTK_Python="YES"
+                       -DVTK_MODULE_ENABLE_VTK_PythonInterpreter="YES"
+                       -DVTK_MODULE_ENABLE_VTK_WrappingPythonCore="YES"
+                       -DVTK_PYTHON_OPTIONAL_LINK="OFF"
+                       
-DVTK_PYTHON_SITE_PACKAGES_SUFFIX="lib/${EPYTHON}/site-packages"
+               )
+               use rendering && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_PythonContext2D="YES" )
+       fi
+
+       if use qt6; then
+               mycmakeargs+=(
+                       
-DCMAKE_INSTALL_QMLDIR="${EPFREIX}/usr/$(get_libdir)/qt6/qml"
+                       -DVTK_QT_VERSION="6"
+                       -DVTK_MODULE_ENABLE_VTK_GUISupportQt="YES"
+                       -DVTK_MODULE_ENABLE_VTK_GUISupportQtQuick="YES"
+               )
+
+               if has_version "dev-qt/qtbase:6[gles2-only]" || use gles2-only; 
then
+                       mycmakeargs+=(
+                               # Force using EGL & GLES
+                               -DVTK_OPENGL_HAS_EGL=ON
+                               -DVTK_OPENGL_USE_GLES=ON
+                       )
+               fi
+               if use mysql || use postgres; then
+                       mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_GUISupportQtSQL="YES" )
+               fi
+               if use rendering; then
+                       mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_RenderingQt="YES" )
+               fi
+               if use views; then
+                       mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_ViewsQt="YES" )
+               fi
+       fi
+
+       if use rendering; then
+               mycmakeargs+=(
+                       -DVTK_ENABLE_OSPRAY=OFF
+
+                       -DVTK_MODULE_ENABLE_VTK_IOExportGL2PS="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingAnari="NO"  # no 
package in ::gentoo
+                       -DVTK_MODULE_ENABLE_VTK_RenderingAnnotation="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingContext2D="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingContextOpenGL2="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingExternal="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingGL2PSOpenGL2="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingHyperTreeGrid="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingLICOpenGL2="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingLOD="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingLabel="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingOpenGL2="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingRayTracing="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingSceneGraph="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingUI="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingVolume="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingVolumeAMR="YES"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingVolumeOpenGL2="YES"
+                       -DVTK_MODULE_ENABLE_VTK_gl2ps="YES"
+               )
+               use python && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_RenderingMatplotlib="YES" )
+               use tk && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_RenderingTk="YES" )
+               use views && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_ViewsContext2D="YES" )
+               use web && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_RenderingVtkJS="YES" )
+       fi
+
+       # Testing has been changed in 9.2.5: it is now allowed without
+       # requiring to download, if the data files are available locally!
+       if use test; then
+               mycmakeargs+=(
+                       -DVTK_BUILD_TESTING=ON
+                       # disable fetching data files for the default 'all' 
target
+                       -DVTK_DATA_EXCLUDE_FROM_ALL=OFF
+
+                       # requested even if all use flags are off
+                       -DVTK_MODULE_ENABLE_VTK_octree="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ViewsCore="YES"
+
+                       -DVTK_MODULE_USE_EXTERNAL_VTK_cli11="YES"
+               )
+       else
+               mycmakeargs+=( -DVTK_BUILD_TESTING=OFF )
+       fi
+
+       # FIXME: upstream provides 4 threading models, as of 9.1.0. These are
+       # sequential, stdthread, openmp and tbb. AFAICS all of them can be
+       # enabled at the same time. Sequential and STDThread are enabled by
+       # default. The default selected type for the build is sequential.
+       # Assuming sequential < STDThread < openmp < tbb wrt speed, although
+       # this is dependent on the actual scenario where threading is used.
+       if use tbb; then
+               mycmakeargs+=( -DVTK_SMP_IMPLEMENTATION_TYPE="TBB" )
+       elif use openmp; then # FIXME doesn't work with clang
+               mycmakeargs+=( -DVTK_SMP_IMPLEMENTATION_TYPE="OpenMP" )
+       elif use threads; then
+               mycmakeargs+=( -DVTK_SMP_IMPLEMENTATION_TYPE="STDThread" )
+       else
+               mycmakeargs+=( -DVTK_SMP_IMPLEMENTATION_TYPE="Sequential" )
+       fi
+
+       use tk && mycmakeargs+=( -DVTK_GROUP_ENABLE_Tk="YES" )
+
+       if use views; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_ViewsCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_ViewsInfovis="YES"
+               )
+       fi
+
+       if use vtkm; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_AcceleratorsVTKmCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_AcceleratorsVTKmDataModel="YES"
+                       -DVTK_MODULE_ENABLE_VTK_AcceleratorsVTKmFilters="YES"
+                       -DVTKm_ENABLE_CPACK="no" # "Enable CPack packaging of 
VTKm" ON
+                       -DVTKm_ENABLE_CUDA="$(usex cuda)" # "Enable Cuda 
support" OFF
+                       -DVTKm_ENABLE_DOCUMENTATION="$(usex doc)" # "Build 
Doxygen documentation" OFF
+                       -DVTKm_ENABLE_EXAMPLES="$(usex examples)" # "Build 
examples" OFF
+                       -DVTKm_ENABLE_HDF5_IO="yes" # "Enable HDF5 support" OFF
+                       -DVTKm_HDF5_IS_PARALLEL="$(usex mpi)"
+                       -DVTKm_ENABLE_LOGGING="$(usex logging)" # "Enable VTKm 
Logging" ON
+                       -DVTKm_ENABLE_MPI="$(usex mpi)" # "Enable MPI support" 
OFF
+                       -DVTKm_ENABLE_OPENMP="$(usex openmp)" # "Enable OpenMP 
support" OFF
+                       -DVTKm_ENABLE_RENDERING="$(usex rendering)" # "Enable 
rendering library" ON
+                       -DVTKm_ENABLE_TBB="$(usex tbb)" # "Enable TBB support" 
OFF
+                       -DVTKm_ENABLE_TESTING="$(usex test)" # "Enable VTKm 
Testing" ON
+                       -DVTKm_ENABLE_TUTORIALS="no" # "Build tutorials" OFF
+                       -DVTKm_NO_ASSERT_CUDA="yes" # "Disable assertions for 
CUDA devices." ON
+                       -DVTKm_NO_ASSERT="no" # "Disable assertions in 
debugging builds." OFF
+                       -DVTKm_NO_INSTALL_README_LICENSE="ON" # bug #793221 # 
"disable the installation of README and LICENSE files" OFF
+                       -DVTKm_SKIP_LIBRARY_VERSIONS="no" # "Skip versioning 
VTK-m libraries" OFF
+                       -DVTKm_Vectorization="none" # only sets compiler flags
+               )
+       fi
+
+       if use web; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_WebCore="YES"
+                       -DVTK_MODULE_ENABLE_VTK_WebGLExporter="YES"
+               )
+               use python && mycmakeargs+=( 
-DVTK_MODULE_ENABLE_VTK_WebPython="YES" )
+       fi
+
+       cmake_src_configure
+}
+
+src_compile() {
+       use test && cmake_build VTKData
+       cmake_src_compile
+}
+
+src_test() {
+       vtk_add_sandbox
+
+       addwrite /dev/fuse
+
+       # The build system prepends /usr/$(get_libdir) to the RUNPATH instead 
of appending.
+       # Set LD_LIBRARY_PATH to use the just build libraries.
+       local -x 
LD_LIBRARY_PATH="${BUILD_DIR}/$(get_libdir)${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
+
+       # export VTK_SMP_BACKEND_IN_USE="STDThread"
+
+       local -x -a CMAKE_SKIP_TESTS
+
+       if [[ "${CMAKE_RUN_OPTIONAL_TESTS:=no}" != "yes" ]]; then
+               local -a REALLY_BAD_TESTS BAD_TESTS RANDOM_FAIL_TESTS
+               # don't work at all
+               REALLY_BAD_TESTS=(
+                       # File missing? 
ExternalData/Testing/Data/MotionFX/position_file/Sprocket_New.prn
+                       "VTK::IOMotionFXCxx-TestMotionFXCFGReaderPositionFile$" 
# (Subprocess aborted)
+
+                       "VTK::InteractionWidgetsCxx-TestBrokenLineWidget$"
+                       "VTK::InteractionWidgetsCxx-TestPolyPlane$"
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMClipWithImplicitFunction$" # 
(NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMHistogram$" # 
(Failed)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMMarchingCubes$" # (Failed)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMMarchingCubes2$" # (Failed)
+                       "VTK::ChartsCoreCxx-TestChartDoubleColors$" # (Failed)
+                       "VTK::ChartsCoreCxx-TestChartDoubleColorsOpaque$" # 
(Failed)
+                       "VTK::ChartsCoreCxx-TestParallelCoordinatesDouble$" # 
(Failed)
+                       
"VTK::CommonDataModelCxx-TestHyperTreeGridGeometricLocator$" # (Failed)
+                       "VTK::CommonDataModelCxx-TestTriangle$" # (Failed)
+                       "VTK::CommonDataModelCxx-UnitTestCells$" # (Failed)
+                       "VTK::FiltersCoreCxx-TestDecimatePolylineFilter$" # 
(Failed)
+                       "VTK::FiltersCoreCxx-TestImplicitPolyDataDistanceCube$" 
# (Failed)
+                       "VTK::FiltersCorePython-TestSphereTreeFilter$" # 
(Failed)
+                       
"VTK::FiltersFlowPathsCxx-TestEvenlySpacedStreamlines2D$" # (Failed)
+                       "VTK::FiltersGeneralCxx-TestContourTriangulatorHoles$" 
# (Failed)
+                       "VTK::FiltersParallelCxx-TestAngularPeriodicFilter$" # 
(Failed)
+                       
"VTK::FiltersParallelDIY2Cxx-TestRedistributeDataSetFilter"
+                       "VTK::FiltersParallelDIY2Cxx-MPI-TestProbeLineFilter$" 
# (Failed)
+                       "VTK::FiltersSelectionCxx-TestLinearSelector3D$" # 
(Failed)
+                       "VTK::GUISupportQtQuickCxx-TestQQuickVTKRenderItem$" # 
(Failed)
+                       
"VTK::GUISupportQtQuickCxx-TestQQuickVTKRenderItemWidget$" # (Failed)
+                       "VTK::GUISupportQtQuickCxx-TestQQuickVTKRenderWindow$" 
# (Failed)
+                       "VTK::RenderingExternalCxx-TestGLUTRenderWindow$" # 
(Failed)
+                       
"VTK::RenderingFreeTypeFontConfigCxx-TestSystemFontRendering$" # (Failed)
+                       "VTK::IOExportGL2PSCxx-TestGL2PSExporterVolumeRaster" # 
(Failed)
+                       # 
"VTK::IOExportGL2PSCxx-TestGL2PSExporterVolumeRaster-RasterizePNG$" # (Not Run)
+                       # 
"VTK::IOExportGL2PSCxx-TestGL2PSExporterVolumeRaster-VerifyRasterizedPDFPNG$" # 
(Failed)
+                       # 
"VTK::IOExportGL2PSCxx-TestGL2PSExporterVolumeRaster-VerifyRasterizedPNG$" # 
(Failed)
+                       
"VTK::IOExportPDFCxx-TestPDFTransformedText-VerifyRasterizedPDFPNG$" # (Failed)
+                       "VTK::IOOCCTCxx-TestOCCTReader$" # (Failed)
+                       "VTK::RenderingCorePython-pickImageData$" # (Failed)
+                       "VTK::RenderingRayTracing-HeaderTest$" # (Failed)
+               )
+
+               # don't work in src_test but when on their own
+               BAD_TESTS=(
+                       
"VTK::AcceleratorsVTKmCoreCxx-TestVTKMImplicitDataArray$" # (NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMCleanGrid$" # 
(NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMClip$" # 
(NUMERICAL)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMExternalFaces$" # (Failed)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMExtractVOI$" # 
(NUMERICAL)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMLevelOfDetail$" # (NUMERICAL)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMPointElevation$" # (NUMERICAL)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMPointTransform$" # (NUMERICAL)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMPolyDataNormals$" # (NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMThreshold$" # 
(NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMThreshold2$" # 
(NUMERICAL)
+                       
"VTK::AcceleratorsVTKmFiltersCxx-TestVTKMTriangleMeshPointNormals$" # 
(NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMWarpScalar$" # 
(NUMERICAL)
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMWarpVector$" # 
(NUMERICAL)
+                       "VTK::ImagingOpenGL2Cxx-TestOpenGLImageGradient$" # 
(NUMERICAL)
+                       "VTK::InteractionWidgetsCxx-TestResliceCursorWidget2$" 
# (Failed)
+                       "VTK::InteractionWidgetsCxx-TestResliceCursorWidget3$" 
# (Failed)
+                       "VTK::InteractionWidgetsPython-TestTensorWidget2$" # 
(Failed)
+                       "VTK::RenderingCoreCxx-TestTextureRGBADepthPeeling$" # 
(Failed)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedBlended$" # 
(NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedBlendedSmallGrain$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedColorBlendedSmallGrain$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedColorBlendedSmallGrainMask$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedColorMappedSmallGrain$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedColorMappedSmallGrainMask$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedMapped$" # 
(NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedMappedSmallGrain$" 
# (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedMappedSmallVectorNormalizeOff$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedContrastEnhancedSmallGrainMask$" # 
(NUMERICAL)
+                       "VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedDefaults$" 
# (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedDefaultsColor$" # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICCurvedEnhancedVectorNormalizeOff$" # 
(NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICMultiBlockContrastEnhancedPerlin$" # 
(NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICPlanarContrastEnhanced$" # (NUMERICAL)
+                       "VTK::RenderingLICOpenGL2Cxx-SurfaceLICPlanarDefaults$" 
# (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICPlanarVectorNormalizeOff$" # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICPlanarVectorNormalizeOffMediumGrainPerlin$"
 # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-SurfaceLICPlanarVectorNormalizeOffMediumGrainUniform$"
 # (NUMERICAL)
+                       "VTK::RenderingLICOpenGL2Cxx-TestImageDataLIC2D$" # 
(NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-TestStructuredGridLIC2DXSlice$" # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-TestStructuredGridLIC2DYSlice$" # (NUMERICAL)
+                       
"VTK::RenderingLICOpenGL2Cxx-TestStructuredGridLIC2DZSlice$" # (NUMERICAL)
+                       "VTK::RenderingMatplotlibCxx-TestContextMathTextImage$" 
# (NUMERICAL)
+                       
"VTK::RenderingMatplotlibCxx-TestIndexedLookupScalarBar$" # (NUMERICAL)
+                       "VTK::RenderingMatplotlibCxx-TestMathTextActor$" # 
(NUMERICAL)
+                       "VTK::RenderingMatplotlibCxx-TestMathTextActor3D$" # 
(NUMERICAL)
+                       "VTK::RenderingMatplotlibCxx-TestRenderString$" # 
(NUMERICAL)
+                       
"VTK::RenderingMatplotlibCxx-TestScalarBarCombinatorics$" # (NUMERICAL)
+                       "VTK::RenderingMatplotlibCxx-TestStringToPath$" # 
(NUMERICAL)
+                       
"VTK::RenderingOpenGL2Cxx-TestGlyph3DMapperPickability$" # (Failed)
+               )
+
+               RANDOM_FAIL_TESTS=(
+                       "VTK::FiltersFlowPathsCxx-TestStreamSurface$"
+                       "VTK::AcceleratorsVTKmFiltersCxx-TestVTKMAbort$"
+                       "VTK::AcceleratorsVTKmFiltersPython-TestVTKMSlice$"
+                       "VTK::IOImageCxx-TestTIFFReaderMultipleMulti$"
+
+                       "VTK::FiltersFlowPathsCxx-TestParticleTracers$"
+                       "VTK::RenderingOpenGL2Cxx-TestFluidMapper$"
+                       "VTK::FiltersCellGridCxx-TestCellGridEvaluator$"
+                       "VTK::IOImageCxx-TestTIFFReaderMulti$"
+                       
"VTK::FiltersGeneralCxx-TestWarpScalarGenerateEnclosure$"
+                       "VTK::FiltersGeneralCxx-expCos$"
+                       "VTK::FiltersGeneralCxx-TestQuadraturePoints$"
+               )
+
+               CMAKE_SKIP_TESTS+=(
+                       "${REALLY_BAD_TESTS[@]}"
+                       "${BAD_TESTS[@]}"
+                       "${RANDOM_FAIL_TESTS[@]}"
+               )
+       fi
+
+       CMAKE_SKIP_TESTS+=(
+               # requires VTK_USE_MICROSOFT_MEDIA_FOUNDATION
+               "^VTK::IOMovieCxx-Test" # Skipped
+       )
+
+       if use openmp; then
+               # TODO Times out under openmp
+               # local -x VTK_SMP_BACKEND_IN_USE="STDThread"
+               # local -x VTK_SMP_BACKEND_IN_USE="Sequential"
+               # local -x VTK_SMP_BACKEND_IN_USE="OpenMP"
+               # local -x VTK_SMP_BACKEND_IN_USE="TBB"
+
+               CMAKE_SKIP_TESTS+=(
+                       "^VTK::CommonCoreCxx-TestSMP$"
+               )
+       fi
+
+       virtx cmake_src_test -j1
+}
+
+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
+
+       use python && python_optimize
+
+       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
+}


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