commit:     fb5a6652d194617cd271c31224e63fa5b907ba61
Author:     Horea Christian <chr <AT> chymera <DOT> eu>
AuthorDate: Sat Mar 25 05:20:57 2023 +0000
Commit:     Horea Christian <horea.christ <AT> gmail <DOT> com>
CommitDate: Sat Mar 25 05:21:16 2023 +0000
URL:        https://gitweb.gentoo.org/proj/sci.git/commit/?id=fb5a6652

sci-libs/vtk: new package, 9.1.0-r6

Signed-off-by: Horea Christian <chr <AT> chymera.eu>

 ...0-freetype-2.10.3-provide-FT_CALLBACK_DEF.patch |  18 +
 ...r-compute_arch-if-CUDA-toolkit-11-is-used.patch |  32 +
 ...-IO-FFMPEG-support-FFmpeg-5.0-API-changes.patch | 141 +++++
 ...-or-scope-struct-names-to-avoid-conflicts.patch | 127 ++++
 .../files/vtk-9.1.0-adjust-to-find-binaries.patch  |  25 +
 ...-avoid-naming-collision-with-netcdf-4.9.0.patch |  26 +
 sci-libs/vtk/metadata.xml                          |  42 ++
 sci-libs/vtk/vtk-9.1.0-r6.ebuild                   | 641 +++++++++++++++++++++
 8 files changed, 1052 insertions(+)

diff --git 
a/sci-libs/vtk/files/vtk-8.2.0-freetype-2.10.3-provide-FT_CALLBACK_DEF.patch 
b/sci-libs/vtk/files/vtk-8.2.0-freetype-2.10.3-provide-FT_CALLBACK_DEF.patch
new file mode 100644
index 000000000..b46748735
--- /dev/null
+++ b/sci-libs/vtk/files/vtk-8.2.0-freetype-2.10.3-provide-FT_CALLBACK_DEF.patch
@@ -0,0 +1,18 @@
+--- VTK-8.2.0/ThirdParty/freetype/vtk_freetype.h.in.orig       2019-01-30 
18:15:13.000000000 +0100
++++ VTK-8.2.0/ThirdParty/freetype/vtk_freetype.h.in    2020-10-17 
00:03:32.730820908 +0200
+@@ -20,6 +20,15 @@
+ 
+ #ifdef VTK_USE_SYSTEM_FREETYPE
+ # include <ft2build.h>
++/* FT_CALLBACK_DEF no longer exported since freetype-2.10.3 */
++/* has been moved to <freetype/internal/compiler-macros.h> */
++# ifndef FT_CALLBACK_DEF
++#  ifdef __cplusplus
++#   define FT_CALLBACK_DEF( x )  extern "C"  x
++#  else
++#   define FT_CALLBACK_DEF( x )  static  x
++#  endif
++# endif /* FT_CALLBACK_DEF */
+ #else
+ # include <vtkfreetype/include/ft2build.h>
+ #endif

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 000000000..2514dac63
--- /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 <[email protected]>
+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 <[email protected]>
+---
+ .../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/files/vtk-9.0.3-IO-FFMPEG-support-FFmpeg-5.0-API-changes.patch 
b/sci-libs/vtk/files/vtk-9.0.3-IO-FFMPEG-support-FFmpeg-5.0-API-changes.patch
new file mode 100644
index 000000000..276831d84
--- /dev/null
+++ 
b/sci-libs/vtk/files/vtk-9.0.3-IO-FFMPEG-support-FFmpeg-5.0-API-changes.patch
@@ -0,0 +1,141 @@
+From 
https://gitlab.kitware.com/ben.boeckel/vtk/-/commit/bad8f3e9d0aad03e8f2aff9524cb3c5f2d10ccaf
+From: Ben Boeckel <[email protected]>
+Date: Fri, 28 Jan 2022 10:44:28 -0500
+Subject: [PATCH] IO/FFMPEG: support FFmpeg 5.0 API changes
+
+Fixes: #18445
+--- /dev/null
++++ b/Documentation/release/dev/ffmpeg-5.0.md
+@@ -0,0 +1,3 @@
++## FFmpeg 5.0 support
++
++FFmpeg 5.0 API changes are now supported.
+--- a/IO/FFMPEG/CMakeLists.txt
++++ b/IO/FFMPEG/CMakeLists.txt
+@@ -6,7 +6,9 @@ vtk_module_find_package(
+     avformat
+     avcodec
+     avutil
+-    swscale)
++    swscale
++  OPTIONAL_COMPONENTS
++    swresample)
+ 
+ set(classes
+   vtkFFMPEGWriter)
+@@ -21,6 +23,17 @@ if (NOT FFMPEG_VERSION VERSION_LESS "3.1")
+     vtkFFMPEGVideoSource)
+ endif ()
+ 
++set(ffmpeg_libraries)
++if (NOT FFMPEG_VERSION VERSION_LESS "5.0")
++  if (NOT FFMPEG_swresample_FOUND)
++    message(FATAL_ERROR
++      "FFMPEG 5.0 requires the `swresample` library.")
++  endif ()
++
++  list(APPEND ffmpeg_libraries
++    FFMPEG::swresample)
++endif ()
++
+ vtk_module_add_module(VTK::IOFFMPEG
+   CLASSES ${classes})
+ vtk_module_link(VTK::IOFFMPEG
+@@ -28,4 +41,5 @@ vtk_module_link(VTK::IOFFMPEG
+     FFMPEG::avformat
+     FFMPEG::avcodec
+     FFMPEG::avutil
+-    FFMPEG::swscale)
++    FFMPEG::swscale
++    ${ffmpeg_libraries})
+--- a/IO/FFMPEG/vtkFFMPEGVideoSource.cxx
++++ b/IO/FFMPEG/vtkFFMPEGVideoSource.cxx
+@@ -205,7 +205,7 @@ void vtkFFMPEGVideoSource::Initialize()
+ 
+   this->Internal->VideoStream = 
fcontext->streams[this->Internal->VideoStreamIndex];
+ 
+-  AVCodec* dec = 
avcodec_find_decoder(this->Internal->VideoStream->codecpar->codec_id);
++  const AVCodec* dec = 
avcodec_find_decoder(this->Internal->VideoStream->codecpar->codec_id);
+   if (!dec)
+   {
+     vtkErrorMacro("Failed to find codec for video");
+@@ -271,7 +271,7 @@ void vtkFFMPEGVideoSource::Initialize()
+   {
+     this->Internal->AudioStream = 
fcontext->streams[this->Internal->AudioStreamIndex];
+ 
+-    AVCodec* adec = 
avcodec_find_decoder(this->Internal->AudioStream->codecpar->codec_id);
++    const AVCodec* adec = 
avcodec_find_decoder(this->Internal->AudioStream->codecpar->codec_id);
+     if (!adec)
+     {
+       vtkErrorMacro("Failed to find codec for audio");
+--- a/IO/FFMPEG/vtkFFMPEGWriter.cxx
++++ b/IO/FFMPEG/vtkFFMPEGWriter.cxx
+@@ -21,10 +21,17 @@
+ 
+ extern "C"
+ {
++#include <libavcodec/avcodec.h>
+ #include <libavformat/avformat.h>
+ #include <libswscale/swscale.h>
+ }
+ 
++#if LIBAVFORMAT_VERSION_MAJOR < 59
++#define vtk_ff_const59
++#else
++#define vtk_ff_const59 const
++#endif
++
+ #if defined(LIBAVFORMAT_VERSION_MAJOR) && LIBAVFORMAT_VERSION_MAJOR >= 57
+ extern "C"
+ {
+@@ -51,7 +58,7 @@ private:
+ 
+   AVFormatContext* avFormatContext;
+ 
+-  AVOutputFormat* avOutputFormat;
++  vtk_ff_const59 AVOutputFormat* avOutputFormat;
+ 
+   AVStream* avStream;
+ 
+@@ -115,15 +122,9 @@ int vtkFFMPEGWriterInternal::Start()
+     return 0;
+   }
+ 
+-  if (this->Writer->GetCompression())
+-  {
+-    // choose a codec that is easily playable on windows
+-    this->avOutputFormat->video_codec = AV_CODEC_ID_MJPEG;
+-  }
+-  else
+-  {
+-    this->avOutputFormat->video_codec = AV_CODEC_ID_RAWVIDEO;
+-  }
++  enum AVCodecID video_codec = this->Writer->GetCompression()
++    ? AV_CODEC_ID_MJPEG // choose a codec that is easily playable on windows
++    : AV_CODEC_ID_RAWVIDEO;
+ 
+   // create the format context that wraps all of the media output structures
+   if (avformat_alloc_output_context2(
+@@ -133,8 +134,8 @@ int vtkFFMPEGWriterInternal::Start()
+     return 0;
+   }
+ 
+-  AVCodec* codec;
+-  if (!(codec = avcodec_find_encoder(this->avOutputFormat->video_codec)))
++  vtk_ff_const59 AVCodec* codec;
++  if (!(codec = avcodec_find_encoder(video_codec)))
+   {
+     vtkGenericWarningMacro(<< "Failed to get video codec.");
+     return 0;
+@@ -155,7 +156,7 @@ int vtkFFMPEGWriterInternal::Start()
+     return 0;
+   }
+ 
+-  this->avStream->codecpar->codec_id = 
static_cast<AVCodecID>(this->avOutputFormat->video_codec);
++  this->avStream->codecpar->codec_id = video_codec;
+   this->avStream->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
+   this->avStream->codecpar->width = this->Dim[0];
+   this->avStream->codecpar->height = this->Dim[1];
+-- 
+2.35.1
+

diff --git 
a/sci-libs/vtk/files/vtk-9.1.0-Change-or-scope-struct-names-to-avoid-conflicts.patch
 
b/sci-libs/vtk/files/vtk-9.1.0-Change-or-scope-struct-names-to-avoid-conflicts.patch
new file mode 100644
index 000000000..24804ca2d
--- /dev/null
+++ 
b/sci-libs/vtk/files/vtk-9.1.0-Change-or-scope-struct-names-to-avoid-conflicts.patch
@@ -0,0 +1,127 @@
+From 
https://gitlab.kitware.com/vtk/vtk/-/commit/0322b938968eebee585ad7efb93bbdade7106355
+
+https://bugs.gentoo.org/863038
+https://gitlab.kitware.com/vtk/vtk/-/issues/18638
+
+From: Aron Helser <[email protected]>
+Date: Mon, 15 Aug 2022 10:06:13 -0400
+Subject: [PATCH 16/30] Change or scope struct names to avoid conflicts.
+
+(cherry picked from commit b79eb46bf5a4277cafc1ed2bd47fd3ffc28a5b3f)
+--- a/IO/AMR/vtkAMRFlashReader.cxx
++++ b/IO/AMR/vtkAMRFlashReader.cxx
+@@ -153,7 +153,7 @@ void vtkAMRFlashReader::ComputeStats(
+ 
+   for (int i = 0; i < internal->NumberOfBlocks; ++i)
+   {
+-    Block& theBlock = internal->Blocks[i];
++    FlashReaderBlock& theBlock = internal->Blocks[i];
+     double* gridMin = theBlock.MinBounds;
+     if (gridMin[0] < min[0])
+     {
+@@ -193,7 +193,7 @@ int vtkAMRFlashReader::FillMetaData()
+ 
+   for (int i = 0; i < this->Internal->NumberOfBlocks; ++i)
+   {
+-    Block& theBlock = this->Internal->Blocks[i];
++    FlashReaderBlock& theBlock = this->Internal->Blocks[i];
+ 
+     // Start numbering levels from 0!
+     int level = this->Internal->Blocks[i].Level - 1;
+--- a/IO/AMR/vtkAMRFlashReaderInternal.cxx
++++ b/IO/AMR/vtkAMRFlashReaderInternal.cxx
+@@ -692,7 +692,7 @@ void 
vtkFlashReaderInternal::GetBlockMinMaxGlobalDivisionIds()
+ 
+   for (int b = 0; b < this->NumberOfBlocks; b++)
+   {
+-    Block& B = this->Blocks[b];
++    FlashReaderBlock& B = this->Blocks[b];
+ 
+     for (int d = 0; d < 3; d++)
+     {
+--- a/IO/AMR/vtkAMRFlashReaderInternal.h
++++ b/IO/AMR/vtkAMRFlashReaderInternal.h
+@@ -74,7 +74,7 @@ typedef struct tagFlashReaderSimulationParameters
+   double RedShift;
+ } FlashReaderSimulationParameters;
+ 
+-typedef struct tagBlock
++typedef struct tagFlashReaderBlock
+ {
+   int Index;                   // Id of the block
+   int Level;                   // LOD level
+@@ -88,7 +88,7 @@ typedef struct tagBlock
+   double Center[3];            // center of the block
+   double MinBounds[3];         // lower left  of the bounding box
+   double MaxBounds[3];         // upper right of the bounding box
+-} Block;
++} FlashReaderBlock;
+ 
+ typedef struct tagFlashReaderSimulationInformation
+ {
+@@ -152,7 +152,7 @@ public:
+   FlashReaderSimulationInformation SimulationInformation; // CFD simulation
+ 
+   // blocks
+-  std::vector<Block> Blocks;
++  std::vector<FlashReaderBlock> Blocks;
+   std::vector<int> LeafBlocks;
+   std::vector<std::string> AttributeNames;
+ 
+--- a/IO/AMR/vtkAMRVelodyneReader.cxx
++++ b/IO/AMR/vtkAMRVelodyneReader.cxx
+@@ -219,7 +219,7 @@ int vtkAMRVelodyneReader::FillMetaData()
+   double spacing[3];
+   for (int i = 0; i < this->Internal->nBlocks; i++)
+   {
+-    Block& theBlock = this->Internal->Blocks[i];
++    vtkAMRVelodyneReaderInternal::Block& theBlock = this->Internal->Blocks[i];
+     int level = theBlock.Level;
+     int id = theBlock.Index;
+     CalculateBlockDims(this->Internal->blockDims.data(), theBlock.isFull, 
dims);
+@@ -243,7 +243,7 @@ vtkUniformGrid* vtkAMRVelodyneReader::GetAMRGrid(const int 
blockIdx)
+   {
+     return nullptr;
+   }
+-  Block& theBlock = this->Internal->Blocks[blockIdx];
++  vtkAMRVelodyneReaderInternal::Block& theBlock = 
this->Internal->Blocks[blockIdx];
+   int dims[3];
+   CalculateBlockDims(this->Internal->blockDims.data(), theBlock.isFull, dims);
+   vtkUniformGrid* ug = vtkUniformGrid::New();
+--- a/IO/AMR/vtkAMRVelodyneReaderInternal.h
++++ b/IO/AMR/vtkAMRVelodyneReaderInternal.h
+@@ -48,24 +48,20 @@
+ 
//================================================================================
+ //                          INTERNAL VELODYNE READER
+ 
//================================================================================
+-typedef struct tagVelodyneSimParameters
+-{
+-  double Time;
+-  int CycleTime;
+-} VelodneSimParameters;
+ 
+-typedef struct tagBlock
+-{
+-  int Index;
+-  int dSetLoc;
+-  int Level;
+-  double Origin[3];
+-  bool isFull;
+-  bool isLeaf;
+-} Block;
+ class vtkAMRVelodyneReaderInternal
+ {
+ public:
++  typedef struct tagVelodyneBlock
++  {
++    int Index;
++    int dSetLoc;
++    int Level;
++    double Origin[3];
++    bool isFull;
++    bool isLeaf;
++  } Block;
++
+   vtkAMRVelodyneReaderInternal();
+   ~vtkAMRVelodyneReaderInternal();
+   void SetFileName(VTK_FILEPATH VTK_FUTURE_CONST char* fileName);

diff --git a/sci-libs/vtk/files/vtk-9.1.0-adjust-to-find-binaries.patch 
b/sci-libs/vtk/files/vtk-9.1.0-adjust-to-find-binaries.patch
new file mode 100644
index 000000000..10d6d251e
--- /dev/null
+++ b/sci-libs/vtk/files/vtk-9.1.0-adjust-to-find-binaries.patch
@@ -0,0 +1,25 @@
+From e59b8ff7b83cd6a58c226cb4f5d9661bcb29002b Mon Sep 17 00:00:00 2001
+From: Bernd Waibel <[email protected]>
+Date: Thu, 31 Mar 2022 08:05:17 +0200
+Subject: [PATCH] adjust to find binaries
+
+Add compatibility for qt-5.15.3 with no qtchooser installed. QtCore exports
+Qt5::{qmake,moc,rcc} which we use to get the path for binaries.
+
+Signed-off-by: Bernd Waibel <[email protected]>
+--- a/GUISupport/QtQuick/qml/CMakeLists.txt
++++ b/GUISupport/QtQuick/qml/CMakeLists.txt
+@@ -60,8 +60,8 @@ file(GENERATE
+ # Generate the qmltypes file for the VTK QML plugin
+ 
+ # First, find the qmlplugindump executable
+-get_target_property(qt_core_location "Qt${vtk_qt_major_version}::Core" 
LOCATION)
+-get_filename_component(qt_bin_dir "${qt_core_location}" PATH)
++get_target_property(qt_qmake_location "Qt${vtk_qt_major_version}::qmake" 
LOCATION)
++get_filename_component(qt_bin_dir "${qt_qmake_location}" PATH)
+ if (APPLE)
+   get_filename_component(qt_bin_dir "${qt_bin_dir}" PATH)
+ endif ()
+-- 
+2.35.1
+

diff --git 
a/sci-libs/vtk/files/vtk-9.1.0-avoid-naming-collision-with-netcdf-4.9.0.patch 
b/sci-libs/vtk/files/vtk-9.1.0-avoid-naming-collision-with-netcdf-4.9.0.patch
new file mode 100644
index 000000000..7549c240e
--- /dev/null
+++ 
b/sci-libs/vtk/files/vtk-9.1.0-avoid-naming-collision-with-netcdf-4.9.0.patch
@@ -0,0 +1,26 @@
+https://bugs.gentoo.org/851594
+
+From b155e9716a1cf4a03948c01f49c4097e466da4f0 Mon Sep 17 00:00:00 2001
+From: Bernd Waibel <[email protected]>
+Date: Mon, 20 Jun 2022 07:07:19 +0200
+Subject: [PATCH] avoid naming collision with netcdf-4.9.0
+
+The identifier has already been #defined with netcdf-4.9.0. To avoid
+conflicts guard the declaration.
+
+Signed-off-by: Bernd Waibel <[email protected]>
+--- a/ThirdParty/exodusII/vtkexodusII/src/ex_utils.c
++++ b/ThirdParty/exodusII/vtkexodusII/src/ex_utils.c
+@@ -1770,7 +1770,9 @@ void ex__compress_variable(int exoid, int varid, int 
type)
+         */
+ 
+         /* const int NC_SZIP_EC = 4; */ /* Selects entropy coding method for 
szip. */
++#ifndef NC_SZIP_NN
+         const int NC_SZIP_NN = 32;      /* Selects nearest neighbor coding 
method for szip. */
++#endif
+         /* Even and between 4 and 32; typical values are 8, 10, 16, 32 */
+         const int SZIP_PIXELS_PER_BLOCK =
+             file->compression_level == 0 ? 32 : file->compression_level;
+-- 
+2.35.1
+

diff --git a/sci-libs/vtk/metadata.xml b/sci-libs/vtk/metadata.xml
new file mode 100644
index 000000000..d047994a2
--- /dev/null
+++ b/sci-libs/vtk/metadata.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd";>
+<pkgmetadata>
+  <maintainer type="project" proxied="proxy">
+    <email>[email protected]</email>
+    <name>Gentoo Science Project</name>
+  </maintainer>
+  <maintainer type="person" proxied="yes">
+    <email>[email protected]</email>
+    <name>Bernd Waibel</name>
+  </maintainer>
+  <maintainer type="project" proxied="proxy">
+    <email>[email protected]</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="freetype">Build support for font rendering</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="las">Build support for LiDAR files</flag>
+    <flag name="logging">Build the logging module</flag>
+    <flag name="offscreen">Offscreen rendering through OSMesa</flag>
+    <flag name="openvdb">Build support to handle VDB data files</flag>
+    <flag name="pdal">Build support to handle point cloud data files</flag>
+    <flag name="pegtl">Use pegtl to build parsers</flag>
+    <flag name="qt6">Use Qt6 packages instead of Qt5</flag>
+    <flag name="rendering">Building Redering modules</flag>
+    <flag name="sdl">Enable SDL2 support for rendering modules</flag>
+    <flag name="tbb">Use <pkg>dev-cpp/tbb</pkg> to handle smp support</flag>
+    <flag name="views">Building Views modules</flag>
+    <flag name="vtkm">Build the vtkm accelerations modules</flag>
+    <flag name="web">Install web component</flag>
+  </use>
+  <upstream>
+    <remote-id type="github">Kitware/VTK</remote-id>
+  </upstream>
+</pkgmetadata>

diff --git a/sci-libs/vtk/vtk-9.1.0-r6.ebuild b/sci-libs/vtk/vtk-9.1.0-r6.ebuild
new file mode 100644
index 000000000..e781751cc
--- /dev/null
+++ b/sci-libs/vtk/vtk-9.1.0-r6.ebuild
@@ -0,0 +1,641 @@
+# Copyright 1999-2023 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 once we bump to EAPI 8
+
+PYTHON_COMPAT=( python3_{9..10} )
+WEBAPP_OPTIONAL=yes
+WEBAPP_MANUAL_SLOT=yes
+
+inherit check-reqs cmake cuda 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-${PV}.tar.gz
+       https://www.vtk.org/files/release/${MY_PV}/VTKDataFiles-${PV}.tar.gz
+       doc? ( 
https://www.vtk.org/files/release/${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}/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 simplifiy these. Mostly the flags related to Groups, plus
+# maybe some flags related to Kits and a few other needed flags.
+IUSE="all-modules +boost cuda debug doc examples +ffmpeg +gdal imaging java
+       logging mpi mysql odbc openmp postgres python qt5 qt6 +rendering tbb 
test
+       +threads tk video_cards_nvidia views web"
+
+RESTRICT="!test? ( test )"
+
+REQUIRED_USE="
+       all-modules? (
+               boost ffmpeg gdal imaging mysql odbc postgres rendering views
+               || ( qt5 qt6 )
+       )
+       cuda? ( video_cards_nvidia )
+       java? ( rendering )
+       python? ( ${PYTHON_REQUIRED_USE} )
+       qt5? ( rendering )
+       qt6? ( rendering )
+       tk? ( rendering python )
+       web? ( python )
+"
+
+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/libogg
+       media-libs/libpng:=
+       media-libs/libtheora
+       media-libs/tiff:=
+       >=sci-libs/cgnslib-4.1.1:=[hdf5,mpi=]
+       sci-libs/hdf5:=[mpi=]
+       sci-libs/netcdf:=[mpi=]
+       sys-libs/zlib
+       media-libs/libjpeg-turbo
+       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:* )
+       mpi? (
+               media-libs/glew:=
+               sys-cluster/openmpi[cxx,romio]
+               virtual/opengl
+       )
+       mysql? ( dev-db/mariadb-connector-c )
+       odbc? ( dev-db/unixODBC )
+       postgres? ( dev-db/postgresql:= )
+       python? ( ${PYTHON_DEPS} )
+       qt5? (
+               dev-qt/qtcore:5
+               dev-qt/qtopengl:5
+               dev-qt/qtquickcontrols2:5
+               dev-qt/qtsql:5
+               dev-qt/qtwidgets:5
+       )
+       qt6? (
+               dev-qt/qtbase:6[gui,opengl,sql,widgets]
+               dev-qt/qtdeclarative:6[opengl]
+               dev-qt/qtshadertools:6
+       )
+       rendering? (
+               media-libs/freeglut
+               media-libs/glew:=
+               media-libs/libsdl2
+               sci-libs/proj:=
+               virtual/opengl
+               x11-libs/gl2ps
+               x11-libs/libXcursor
+       )
+       tbb? ( <dev-cpp/tbb-2021.4.0:= )
+       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? (
+               $(python_gen_cond_dep '
+                       boost? ( 
dev-libs/boost:=[mpi?,python?,${PYTHON_USEDEP}] )
+                       mpi? ( dev-python/mpi4py[${PYTHON_USEDEP}] )
+               ')
+               gdal? ( sci-libs/gdal:=[python?,${PYTHON_SINGLE_USEDEP}] )
+       )
+"
+
+DEPEND="
+       ${RDEPEND}
+       dev-cpp/eigen
+       <dev-libs/pegtl-3
+       dev-libs/utfcpp
+"
+BDEPEND="
+       virtual/pkgconfig
+       mpi? ( app-admin/chrpath )
+       test? (
+               media-libs/glew
+               virtual/opengl
+               x11-libs/libXcursor
+       )
+"
+
+PATCHES=(
+       
"${FILESDIR}"/${PN}-9.0.1-0001-fix-kepler-compute_arch-if-CUDA-toolkit-11-is-used.patch
+       "${FILESDIR}"/${PN}-8.2.0-freetype-2.10.3-provide-FT_CALLBACK_DEF.patch
+       "${FILESDIR}"/${PN}-9.0.3-IO-FFMPEG-support-FFmpeg-5.0-API-changes.patch
+       "${FILESDIR}"/${P}-adjust-to-find-binaries.patch
+       "${FILESDIR}"/${P}-avoid-naming-collision-with-netcdf-4.9.0.patch
+       "${FILESDIR}"/${P}-Change-or-scope-struct-names-to-avoid-conflicts.patch
+)
+
+DOCS=( CONTRIBUTING.md README.md )
+
+# based on default settings
+CHECKREQS_DISK_BUILD="4G"
+
+pkg_pretend() {
+       [[ ${MERGE_TYPE} != binary ]] && has openmp && tc-check-openmp
+
+       if [[ $(tc-is-gcc) && $(gcc-majorversion) = 11 ]] && use cuda ; then
+               # FIXME: better use eerror?
+               ewarn "GCC 11 is know to fail building with CUDA support in 
some cases."
+               ewarn "See bug #820593"
+       fi
+
+       if use examples || use doc; then
+               CHECKREQS_DISK_BUILD="7G"
+       fi
+
+       if use examples && use doc; then
+               CHECKREQS_DISK_BUILD="10G"
+       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"
+               if [[ ${VTK_CUDA_ARCH} = native ]]; then
+                       eerror "Using native CUDA arches is currently broken."
+                       eerror "Please set it to one of the common arch names:"
+                       eerror "kepler, maxwell, pascal, turing or ampere."
+                       die "Please set VTK_CUDA_ARCH environment variable!"
+               fi
+       fi
+
+       if use qt6 && use qt5; then
+               ewarn "Both qt5 and qt6 USE flags have been selected. Using 
qt5!"
+       fi
+
+       check-reqs_pkg_setup
+}
+
+pkg_setup() {
+       [[ ${MERGE_TYPE} != binary ]] && has openmp && tc-check-openmp
+
+       if [[ $(tc-is-gcc) && $(gcc-majorversion) = 11 ]] && use cuda ; then
+               # FIXME: better use eerror?
+               ewarn "GCC 11 is know to fail building with CUDA support in 
some cases."
+               ewarn "See bug #820593"
+       fi
+
+       if use examples || use doc; then
+               CHECKREQS_DISK_BUILD="7G"
+       fi
+
+       if use examples && use doc; then
+                       CHECKREQS_DISK_BUILD="10G"
+       fi
+
+       if use cuda; then
+               CHECKREQS_MEMORY="7G"
+               CHECKREQS_DISK_BUILD="14G"
+               if [[ ${VTK_CUDA_ARCH} = native ]]; then
+                       eerror "Using native CUDA arches is currently broken."
+                       eerror "Please set it to one of the common arch names:"
+                       eerror "kepler, maxwell, pascal, turing or ampere."
+                       die "Please set VTK_CUDA_ARCH environment variable!"
+               fi
+       fi
+
+       if use qt6 && use qt5; then
+               ewarn "Both qt5 and qt6 USE flags have been selected. Using 
qt5!"
+       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: 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
+       # Note: libharu is omitted: vtk needs an updated version (2.4.0)
+       # Note: no valid mpi4py target found with system library
+       # TODO: cli11 (::guru), exprtk, ioss
+       local -a DROPS=( cgns doubleconversion eigen expat fmt freetype hdf5 
jpeg jsoncpp
+               libxml2 lz4 lzma netcdf ogg pegtl png pugixml sqlite theora 
tiff utf8
+               zlib )
+       use rendering && DROPS+=( gl2ps glew libproj )
+
+       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
+
+       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() {
+# TODO: check these and consider to use them
+#      VTK_BUILD_SCALED_SOA_ARRAYS
+#      VTK_DISPATCH_{AOS,SOA,TYPED}_ARRAYS
+
+       local mycmakeargs=(
+               -DVTK_ANDROID_BUILD=OFF
+               -DVTK_IOS_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=ON
+               -DVTK_ENABLE_LOGGING=$(usex logging ON OFF)
+               # defaults to ON: USE flag for this?
+               -DVTK_ENABLE_REMOTE_MODULES=OFF
+
+               -DVTK_GROUP_ENABLE_Imaging=$(usex imaging "YES" "DONT_WANT")
+               -DVTK_GROUP_ENABLE_Rendering=$(usex rendering "YES" "DONT_WANT")
+               -DVTK_GROUP_ENABLE_StandAlone="YES"
+               -DVTK_GROUP_ENABLE_Views=$(usex views "YES" "DONT_WANT")
+               -DVTK_GROUP_ENABLE_Web=$(usex web "YES" "DONT_WANT")
+
+               -DVTK_INSTALL_SDK=ON
+
+               -DVTK_MODULE_ENABLE_VTK_IOGeoJSON="WANT"
+               -DVTK_MODULE_ENABLE_VTK_IOOggTheora="WANT"
+               -DVTK_MODULE_ENABLE_VTK_fmt="YES"
+               -DVTK_MODULE_ENABLE_VTK_vtkm="WANT"
+
+               # not packaged in Gentoo
+               -DVTK_MODULE_USE_EXTERNAL_VTK_exprtk=OFF
+               -DVTK_MODULE_USE_EXTERNAL_VTK_ioss=OFF
+
+               -DVTK_RELOCATABLE_INSTALL=ON
+
+               -DVTK_SMP_ENABLE_OPENMP=$(usex openmp ON OFF)
+               -DVTK_SMP_ENABLE_STDTHREAD=$(usex threads ON OFF)
+               -DVTK_SMP_ENABLE_TBB=$(usex tbb ON OFF)
+
+               -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=$(usex tk ON OFF)
+               -DVTK_USE_X=ON
+
+               -DVTK_WRAP_JAVA=$(usex java ON OFF)
+               -DVTK_WRAP_PYTHON=$(usex python ON OFF)
+       )
+
+       if use all-modules; then
+               mycmakeargs+=(
+                       -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="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_fides="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_FiltersOpenTURNS="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_IOADIOS2="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_IOFides="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_IOOpenVDB="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_IOPDAL="DONT_WANT"
+                       -DVTK_MODULE_ENABLE_VTK_RenderingOpenVR="DONT_WANT"
+
+                       # available in ::guru, so avoid  detection if installed
+                       -DVTK_MODULE_USE_EXTERNAL_VTK_cli11=OFF
+               )
+       fi
+
+       # TODO: consider removing USE flags and enable by default
+       if use boost; then
+               mycmakeargs+=(
+                       -DVTK_MODULE_ENABLE_VTK_InfovisBoost="WANT"
+                       
-DVTK_MODULE_ENABLE_VTK_InfovisBoostGraphAlgorithms="WANT"
+               )
+       fi
+
+       # TODO: checks this on updates of nvidia-cuda-toolkit and update
+       # the list of available arches if necessary, i.e. add new arches
+       # once they are released at the end of the list before all.
+       # See https://en.wikipedia.org/wiki/CUDA#GPUs_supported
+       if use cuda; then
+               local cuda_arch=
+               case ${VTK_CUDA_ARCH:-native} in
+                       # we ignore fermi arch, because current 
nvidia-cuda-toolkit-11*
+                       # no longer supports it
+                       kepler|maxwell|pascal|volta|turing|ampere|all)
+                               cuda_arch=${VTK_CUDA_ARCH}
+                               ;;
+                       native)
+                               ewarn "If auto detection fails for you, please 
try and export the"
+                               ewarn "VTK_CUDA_ARCH environment variable to 
one of the common arch"
+                               ewarn "names: kepler, maxwell, pascal, volta, 
turing, ampere or all."
+                               cuda_arch=native
+                               ;;
+                       *)
+                               eerror "Please properly set the VTK_CUDA_ARCH 
environment variable to"
+                               eerror "one of: kepler, maxwell, pascal, volta, 
turing, ampere, all"
+                               die "Invalid CUDA architecture given: 
'${VTK_CUDA_ARCH}'!"
+                               ;;
+               esac
+               ewarn "Using CUDA architecture '${cuda_arch}'"
+
+               mycmakeargs+=( -DVTKm_CUDA_Architecture=${cuda_arch} )
+       fi
+
+       if use debug; then
+               mycmakeargs+=(
+                       -DVTK_DEBUG_LEAKS=ON
+                       -DVTK_DEBUG_MODULE=ON
+                       -DVTK_DEBUG_MODLE_ALL=ON
+                       -DVTK_ENABLE_SANITIZER=ON
+                       -DVTK_EXTRA_COMPILER_WARNINGS=ON
+                       -DVTK_WARN_ON_DISPATCH_FAILURE=ON
+               )
+               if use rendering; then
+                       mycmakeargs+=( 
-DVTK_OPENGL_ENABLE_STREAM_ANNOTATIONS=ON )
+               fi
+       fi
+
+       if use examples || use test; then
+               mycmakeargs+=( -DVTK_USE_LARGE_DATA=ON )
+       fi
+
+       # TODO: consider removing the USE flag and enable by default
+       if use ffmpeg; then
+               mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_IOFFMPEG="WANT" )
+       fi
+
+       # TODO: consider removing the USE flag and enable by default
+       if use gdal; then
+               mycmakeargs+=( -DVTK_MODULE_ENABLE_VTK_GeovisGDAL="WANT" )
+       fi
+
+       if ! use java && ! use python; then
+               # defaults to ON
+               mycmakeargs+=( -DVTK_ENABLE_WRAPPING=OFF )
+       fi
+
+       if use java; then
+               mycmakeargs+=(
+                       -DCMAKE_INSTALL_JARDIR="share/${PN}"
+                       -DVTK_ENABLE_WRAPPING=ON
+               )
+       fi
+
+       if use mpi; then
+               mycmakeargs+=(
+                       -DVTK_GROUP_ENABLE_MPI="YES"
+                       -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 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 && use qt6; then
+               # prefer Qt5: https://wiki.gentoo.org/wiki/Project:qt/Policies
+               mycmakeargs+=(
+                       -DCMAKE_INSTALL_QMLDIR="/usr/$(get_libdir)/qt5/qml"
+                       -DVTK_QT_VERSION="5"
+               )
+       else
+               if use qt5; then
+                       mycmakeargs+=(
+                               
-DCMAKE_INSTALL_QMLDIR="/usr/$(get_libdir)/qt5/qml"
+                               -DVTK_QT_VERSION="5"
+                       )
+               elif use qt6; then
+                       mycmakeargs+=(
+                               
-DCMAKE_INSTALL_QMLDIR="/usr/$(get_libdir)/qt6/qml"
+                               -DVTK_QT_VERSION="6"
+                       )
+               else
+                       mycmakeargs+=( -DVTK_GROUP_ENABLE_Qt="DONT_WANT" )
+               fi
+       fi
+
+       if use qt5 || use qt6; then
+               mycmakeargs+=(
+                       -DVTK_GROUP_ENABLE_Qt:STRING="YES"
+                       -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 test || 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" )
+       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_FORBID_DOWNLOADS=OFF
+
+                       -DVTK_MODULE_ENABLE_VTK_octree="WANT"
+                       -DVTK_MODULE_ENABLE_VTK_ViewsCore="WANT"
+
+                       # available in ::guru, so avoid  detection if installed
+                       -DVTK_MODULE_USE_EXTERNAL_VTK_cli11=OFF
+               )
+       else
+               mycmakeargs+=(
+                       -DVTK_BUILD_TESTING=OFF
+                       -DVTK_FORBID_DOWNLOADS=ON
+               )
+       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 < stdpthread < 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
+               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 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
+}
+
+# FIXME: avoid nonfatal?
+# see https://github.com/gentoo/gentoo/pull/22878#discussion_r747204043
+src_test() {
+#      nonfatal virtx cmake_src_test
+       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
+
+       use web && webapp_src_install
+
+       # Temporary!
+       # Avoid collision with paraview.
+       # bug #793221
+       rm -rf "${ED}"/usr/share/vtkm-1.5/VTKm{LICENSE.txt,README.md} || die
+}
+
+# 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
+}


Reply via email to