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# Copyright 2013-2018 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
from spack import *
class Vtk(CMakePackage):
"""The Visualization Toolkit (VTK) is an open-source, freely
available software system for 3D computer graphics, image
processing and visualization. """
homepage = "http://www.vtk.org"
url = "http://www.vtk.org/files/release/8.0/VTK-8.0.1.tar.gz"
list_url = "http://www.vtk.org/download/"
version('8.1.1', sha256='71a09b4340f0a9c58559fe946dc745ab68a866cf20636a41d97b6046cb736324')
version('8.0.1', '692d09ae8fadc97b59d35cab429b261a')
version('7.1.0', 'a7e814c1db503d896af72458c2d0228f')
version('7.0.0', '5fe35312db5fb2341139b8e4955c367d')
version('6.3.0', '0231ca4840408e9dd60af48b314c5b6d')
version('6.1.0', '25e4dfb3bad778722dcaec80cd5dab7d')
# VTK7 defaults to OpenGL2 rendering backend
variant('opengl2', default=True, description='Enable OpenGL2 backend')
variant('osmesa', default=False, description='Enable OSMesa support')
variant('python', default=False, description='Enable Python support')
variant('qt', default=False, description='Build with support for Qt')
variant('mpi', default=True, description='Enable MPI support')
# Haru causes trouble on Fedora and Ubuntu in v8.1.1
# See https://bugzilla.redhat.com/show_bug.cgi?id=1460059#c13
variant('haru', default=True, description='Enable libharu')
patch('gcc.patch', when='@6.1.0')
# At the moment, we cannot build with both osmesa and qt, but as of
# VTK 8.1, that should change
conflicts('+osmesa', when='+qt')
# The use of the OpenGL2 backend requires at least OpenGL Core Profile
# version 3.2 or higher.
depends_on('gl@3.2:', when='+opengl2')
# If you didn't ask for osmesa, then hw rendering using vendor-specific
# drivers is faster, but it must be done externally.
depends_on('opengl', when='~osmesa')
# Note: it is recommended to use mesa+llvm, if possible.
# mesa default is software rendering, llvm makes it faster
depends_on('mesa', when='+osmesa')
# VTK will need Qt5OpenGL, and qt needs '-opengl' for that
depends_on('qt+opengl', when='+qt')
depends_on('mpi', when='+mpi')
depends_on('libharu', when='+haru')
depends_on('expat')
depends_on('freetype')
depends_on('glew')
depends_on('hdf5')
depends_on('libjpeg')
depends_on('jsoncpp')
depends_on('libxml2')
depends_on('lz4')
depends_on('netcdf')
depends_on('netcdf-cxx')
depends_on('libpng')
depends_on('libtiff')
depends_on('zlib')
extends('python', when='+python')
def url_for_version(self, version):
url = "http://www.vtk.org/files/release/{0}/VTK-{1}.tar.gz"
return url.format(version.up_to(2), version)
def setup_environment(self, spack_env, run_env):
# VTK has some trouble finding freetype unless it is set in
# the environment
spack_env.set('FREETYPE_DIR', self.spec['freetype'].prefix)
def cmake_args(self):
spec = self.spec
opengl_ver = 'OpenGL{0}'.format('2' if '+opengl2' in spec else '')
cmake_args = [
'-DBUILD_SHARED_LIBS=ON',
'-DVTK_RENDERING_BACKEND:STRING={0}'.format(opengl_ver),
'-DVTK_USE_SYSTEM_LIBHARU=%s' % (
'ON' if '+haru' in spec else 'OFF'),
# In general, we disable use of VTK "ThirdParty" libs, preferring
# spack-built versions whenever possible
'-DVTK_USE_SYSTEM_LIBRARIES=ON',
# However, in a few cases we can't do without them yet
'-DVTK_USE_SYSTEM_GL2PS=OFF',
'-DVTK_USE_SYSTEM_LIBPROJ4=OFF',
'-DVTK_USE_SYSTEM_OGGTHEORA=OFF',
'-DNETCDF_DIR={0}'.format(spec['netcdf'].prefix),
'-DNETCDF_C_ROOT={0}'.format(spec['netcdf'].prefix),
'-DNETCDF_CXX_ROOT={0}'.format(spec['netcdf-cxx'].prefix),
# Disable wrappers for other languages.
'-DVTK_WRAP_JAVA=OFF',
'-DVTK_WRAP_TCL=OFF',
]
# Enable/Disable wrappers for Python.
if '+python' in spec:
cmake_args.extend([
'-DVTK_WRAP_PYTHON=ON',
'-DPYTHON_EXECUTABLE={0}'.format(spec['python'].command.path)
])
else:
cmake_args.append('-DVTK_WRAP_PYTHON=OFF')
if 'darwin' in spec.architecture:
cmake_args.extend([
'-DCMAKE_MACOSX_RPATH=ON'
])
if '+qt' in spec:
qt_ver = spec['qt'].version.up_to(1)
qt_bin = spec['qt'].prefix.bin
qmake_exe = os.path.join(qt_bin, 'qmake')
cmake_args.extend([
# Enable Qt support here.
'-DVTK_QT_VERSION:STRING={0}'.format(qt_ver),
'-DQT_QMAKE_EXECUTABLE:PATH={0}'.format(qmake_exe),
'-DVTK_Group_Qt:BOOL=ON',
])
# NOTE: The following definitions are required in order to allow
# VTK to build with qt~webkit versions (see the documentation for
# more info: http://www.vtk.org/Wiki/VTK/Tutorials/QtSetup).
if '~webkit' in spec['qt']:
cmake_args.extend([
'-DVTK_Group_Qt:BOOL=OFF',
'-DModule_vtkGUISupportQt:BOOL=ON',
'-DModule_vtkGUISupportQtOpenGL:BOOL=ON',
])
if '+mpi' in spec:
cmake_args.extend([
'-DVTK_Group_MPI:BOOL=ON',
'-DVTK_USE_SYSTEM_DIY2=OFF'
])
if '+osmesa' in spec:
prefix = spec['mesa'].prefix
osmesa_include_dir = prefix.include
osmesa_library = os.path.join(prefix.lib, 'libOSMesa.so')
use_param = 'VTK_USE_X'
if 'darwin' in spec.architecture:
use_param = 'VTK_USE_COCOA'
cmake_args.extend([
'-D{0}:BOOL=OFF'.format(use_param),
'-DVTK_OPENGL_HAS_OSMESA:BOOL=ON',
'-DOSMESA_INCLUDE_DIR:PATH={0}'.format(osmesa_include_dir),
'-DOSMESA_LIBRARY:FILEPATH={0}'.format(osmesa_library),
])
else:
prefix = spec['opengl'].prefix
opengl_include_dir = prefix.include
opengl_library = os.path.join(prefix.lib, 'libGL.so')
if 'darwin' in spec.architecture:
opengl_include_dir = prefix
opengl_library = prefix
cmake_args.extend([
'-DOPENGL_INCLUDE_DIR:PATH={0}'.format(opengl_include_dir),
'-DOPENGL_gl_LIBRARY:FILEPATH={0}'.format(opengl_library)
])
if spec.satisfies('@:6.1.0'):
cmake_args.extend([
'-DCMAKE_C_FLAGS=-DGLX_GLXEXT_LEGACY',
'-DCMAKE_CXX_FLAGS=-DGLX_GLXEXT_LEGACY'
])
# VTK 6.1.0 (and possibly earlier) does not use
# NETCDF_CXX_ROOT to detect NetCDF C++ bindings, so
# NETCDF_CXX_INCLUDE_DIR and NETCDF_CXX_LIBRARY must be
# used instead to detect these bindings
netcdf_cxx_lib = spec['netcdf-cxx'].libs.joined()
cmake_args.extend([
'-DNETCDF_CXX_INCLUDE_DIR={0}'.format(
spec['netcdf-cxx'].prefix.include),
'-DNETCDF_CXX_LIBRARY={0}'.format(netcdf_cxx_lib),
])
# Garbage collection is unsupported in Xcode starting with
# version 5.1; if the Apple clang version of the compiler
# is 5.1.0 or later, unset the required Objective-C flags
# to remove the garbage collection flags. Versions of VTK
# after 6.1.0 set VTK_REQUIRED_OBJCXX_FLAGS to the empty
# string. This fix was recommended on the VTK mailing list
# in March 2014 (see
# https://public.kitware.com/pipermail/vtkusers/2014-March/083368.html)
if (self.spec.satisfies('%clang') and
self.compiler.is_apple and
self.compiler.version >= Version('5.1.0')):
cmake_args.extend(['-DVTK_REQUIRED_OBJCXX_FLAGS=""'])
return cmake_args
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