homebrew-core/Formula/vtk.rb

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class Vtk < Formula
desc "Toolkit for 3D computer graphics, image processing, and visualization."
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homepage "https://www.vtk.org/"
url "https://www.vtk.org/files/release/8.0/VTK-8.0.1.tar.gz"
sha256 "49107352923dea6de05a7b4c3906aaf98ef39c91ad81c383136e768dcf304069"
head "https://github.com/Kitware/VTK.git"
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bottle do
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sha256 "82ffb47c5d65a168ffc2fe0aa22bcf72a04b666cd62501f538829b64240a142b" => :high_sierra
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sha256 "fc0c622b9cbe231f6bd6ae06f6ab39ccef01f95b28238439d8cf02041a56204b" => :sierra
sha256 "3aa06ce8d7e3f1d781d56018f2daaea1705b9440c5b5b6eabb826dfe946749c3" => :el_capitan
sha256 "0ec79613df46e73d166fe6341c5697ea9f6f84be1f933c0d334c436b8481148e" => :yosemite
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end
option "without-python", "Build without python2 support"
depends_on "cmake" => :build
depends_on "boost"
depends_on "fontconfig"
depends_on "hdf5"
depends_on "jpeg"
depends_on "libpng"
depends_on "libtiff"
depends_on "netcdf"
depends_on :python => :recommended if MacOS.version <= :snow_leopard
depends_on :python3 => :optional
depends_on "qt" => :optional
depends_on "pyqt" if build.with? "qt"
needs :cxx11
def install
args = std_cmake_args + %W[
-DBUILD_SHARED_LIBS=ON
-DBUILD_TESTING=OFF
-DCMAKE_INSTALL_NAME_DIR:STRING=#{lib}
-DCMAKE_INSTALL_RPATH:STRING=#{lib}
-DModule_vtkInfovisBoost=ON
-DModule_vtkInfovisBoostGraphAlgorithms=ON
-DModule_vtkRenderingFreeTypeFontConfig=ON
-DVTK_REQUIRED_OBJCXX_FLAGS=''
-DVTK_USE_COCOA=ON
-DVTK_USE_SYSTEM_EXPAT=ON
-DVTK_USE_SYSTEM_HDF5=ON
-DVTK_USE_SYSTEM_JPEG=ON
-DVTK_USE_SYSTEM_LIBXML2=ON
-DVTK_USE_SYSTEM_NETCDF=ON
-DVTK_USE_SYSTEM_PNG=ON
-DVTK_USE_SYSTEM_TIFF=ON
-DVTK_USE_SYSTEM_ZLIB=ON
-DVTK_WRAP_TCL=ON
]
unless MacOS::CLT.installed?
# We are facing an Xcode-only installation, and we have to keep
# vtk from using its internal Tk headers (that differ from OSX's).
args << "-DTK_INCLUDE_PATH:PATH=#{MacOS.sdk_path}/System/Library/Frameworks/Tk.framework/Headers"
args << "-DTK_INTERNAL_PATH:PATH=#{MacOS.sdk_path}/System/Library/Frameworks/Tk.framework/Headers/tk-private"
end
mkdir "build" do
if build.with?("python3") && build.with?("python")
# VTK Does not support building both python 2 and 3 versions
odie "VTK: Does not support building both python 2 and 3 wrappers"
elsif build.with?("python") || build.with?("python3")
python_executable = `which python`.strip if build.with? "python"
python_executable = `which python3`.strip if build.with? "python3"
python_prefix = `#{python_executable} -c 'import sys;print(sys.prefix)'`.chomp
python_include = `#{python_executable} -c 'from distutils import sysconfig;print(sysconfig.get_python_inc(True))'`.chomp
python_version = "python" + `#{python_executable} -c 'import sys;print(sys.version[:3])'`.chomp
py_site_packages = "#{lib}/#{python_version}/site-packages"
args << "-DVTK_WRAP_PYTHON=ON"
args << "-DPYTHON_EXECUTABLE='#{python_executable}'"
args << "-DPYTHON_INCLUDE_DIR='#{python_include}'"
# CMake picks up the system's python dylib, even if we have a brewed one.
if File.exist? "#{python_prefix}/Python"
args << "-DPYTHON_LIBRARY='#{python_prefix}/Python'"
elsif File.exist? "#{python_prefix}/lib/lib#{python_version}.a"
args << "-DPYTHON_LIBRARY='#{python_prefix}/lib/lib#{python_version}.a'"
elsif File.exist? "#{python_prefix}/lib/lib#{python_version}.dylib"
args << "-DPYTHON_LIBRARY='#{python_prefix}/lib/lib#{python_version}.dylib'"
else
odie "No libpythonX.Y.{dylib|a} file found!"
end
# Set the prefix for the python bindings to the Cellar
args << "-DVTK_INSTALL_PYTHON_MODULE_DIR='#{py_site_packages}/'"
end
if build.with? "qt"
args << "-DVTK_QT_VERSION:STRING=5" << "-DVTK_Group_Qt=ON"
args << "-DVTK_WRAP_PYTHON_SIP=ON"
args << "-DSIP_PYQT_DIR='#{Formula["pyqt5"].opt_share}/sip'"
end
system "cmake", "..", *args
system "make"
system "make", "install"
end
end
def caveats; <<-EOS.undent
Even without the --with-qt option, you can display native VTK render windows
from python. Alternatively, you can integrate the RenderWindowInteractor
in PyQt5, Tk or Wx at runtime. Read more:
import vtk.qt5; help(vtk.qt5) or import vtk.wx; help(vtk.wx)
EOS
end
test do
(testpath/"version.cpp").write <<-EOS
#include <vtkVersion.h>
#include <assert.h>
int main(int, char *[]) {
assert (vtkVersion::GetVTKMajorVersion()==8);
assert (vtkVersion::GetVTKMinorVersion()==0);
return EXIT_SUCCESS;
}
EOS
system ENV.cxx, "version.cpp", "-I#{opt_include}/vtk-8.0"
system "./a.out"
system "#{bin}/vtkpython", "-c", "exit()"
end
end