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  • # Copyright 2013-2020 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)
    
    from spack import *
    
    
    class Geant4(CMakePackage):
        """Geant4 is a toolkit for the simulation of the passage of particles
        through matter. Its areas of application include high energy, nuclear
        and accelerator physics, as well as studies in medical and space
        science."""
    
        homepage = "http://geant4.cern.ch/"
        url = "https://gitlab.cern.ch/geant4/geant4/-/archive/v10.6.0/geant4-v10.6.0.tar.gz"
    
        maintainers = ['drbenmorgan']
    
        version('10.6.2', sha256='e381e04c02aeade1ed8cdd9fdbe7dcf5d6f0f9b3837a417976b839318a005dbd')
        version('10.6.1', sha256='4fd64149ae26952672a81ce5579d3806fda4bd251d486897093ac57633a42b7e')
        version('10.6.0', sha256='eebe6a170546064ff81ab3b00f513ccd1d4122a026514982368d503ac55a4ee4')
        version('10.5.1', sha256='2397eb859dc4de095ff66059d8bda9f060fdc42e10469dd7890946293eeb0e39')
        version('10.4.3', sha256='67f3bb6405a2c77e573936c2b933f5a4a33915aa379626a2eb3012009b91e1da')
        version('10.4.0', sha256='e919b9b0a88476e00c0b18ab65d40e6a714b55ee4778f66bac32a5396c22aa74')
        version('10.3.3', sha256='bcd36a453da44de9368d1d61b0144031a58e4b43a6d2d875e19085f2700a89d8')
    
        _cxxstd_values = ('11', '14', '17')
        variant('cxxstd',
                default=_cxxstd_values[0],
                values=_cxxstd_values,
                multi=False,
                description='Use the specified C++ standard when building.')
    
        variant('threads', default=True, description='Build with multithreading')
        variant('vecgeom', default=False, description='Enable vecgeom support')
        variant('opengl', default=False, description='Optional OpenGL support')
        variant('x11', default=False, description='Optional X11 support')
        variant('motif', default=False, description='Optional motif support')
        variant('qt', default=False, description='Enable Qt support')
        variant('python', default=False, description='Enable Python bindings')
    
        depends_on('cmake@3.5:', type='build')
        depends_on('cmake@3.8:', type='build', when='@10.6.0:')
    
        depends_on('geant4-data@10.6.2', when='@10.6.2')
        depends_on('geant4-data@10.6.1', when='@10.6.1')
        depends_on('geant4-data@10.6.0', when='@10.6.0')
        depends_on('geant4-data@10.5.1', when='@10.5.1')
        depends_on('geant4-data@10.4.3', when='@10.4.3')
        depends_on('geant4-data@10.4.0', when='@10.4.0')
        depends_on('geant4-data@10.3.3', when='@10.3.3')
    
        depends_on("expat")
        depends_on("zlib")
    
        # Python, with boost requirement dealt with in cxxstd section
        depends_on('python@3:', when='+python')
        extends('python', when='+python')
        conflicts('+python', when='@:10.6.1',
                  msg='Geant4 <= 10.6.1 cannont be built with Python bindings')
    
        for std in _cxxstd_values:
            # CLHEP version requirements to be reviewed
            depends_on('clhep@2.3.3.0: cxxstd=' + std,
                       when='@10.3.3: cxxstd=' + std)
    
            # Spack only supports Xerces-c 3 and above, so no version req
            depends_on('xerces-c cxxstd=' + std, when='cxxstd=' + std)
    
            # Vecgeom specific versions for each Geant4 version
            depends_on('vecgeom@1.1.5 cxxstd=' + std,
                       when='@10.6.0:10.6.99 +vecgeom cxxstd=' + std)
            depends_on('vecgeom@1.1.0 cxxstd=' + std,
                       when='@10.5.0:10.5.99 +vecgeom cxxstd=' + std)
            depends_on('vecgeom@0.5.2 cxxstd=' + std,
                       when='@10.4.0:10.4.99 +vecgeom cxxstd=' + std)
            depends_on('vecgeom@0.3rc cxxstd=' + std,
                       when='@10.3.0:10.3.99 +vecgeom cxxstd=' + std)
    
            # Boost.python, conflict handled earlier
            depends_on('boost@1.70: +python cxxstd=' + std,
                       when='+python cxxstd=' + std)
    
        # Visualization driver dependencies
        depends_on("gl", when='+opengl')
        depends_on("glu", when='+opengl')
        depends_on("glx", when='+opengl+x11')
        depends_on("libx11", when='+x11')
        depends_on("libxmu", when='+x11')
        depends_on("motif", when='+motif')
        depends_on("qt@5: +opengl", when="+qt")
    
        # As released, 10.03.03 has issues with respect to using external
        # CLHEP.
        patch('CLHEP-10.03.03.patch', level=1, when='@10.3.3')
        # These patches can be applied independent of the cxxstd value?
        patch('cxx17.patch', when='@:10.3.99 cxxstd=17')
        patch('cxx17_geant4_10_0.patch', level=1, when='@10.4.0 cxxstd=17')
        patch('geant4-10.4.3-cxx17-removed-features.patch',
              level=1, when='@10.4.3 cxxstd=17')
    
        def cmake_args(self):
            spec = self.spec
    
            # Core options
            options = [
                '-DGEANT4_BUILD_CXXSTD=c++{0}'.format(
                    self.spec.variants['cxxstd'].value),
                '-DGEANT4_USE_SYSTEM_CLHEP=ON',
                '-DGEANT4_USE_SYSTEM_EXPAT=ON',
                '-DGEANT4_USE_SYSTEM_ZLIB=ON',
                '-DGEANT4_USE_G3TOG4=ON',
                '-DGEANT4_USE_GDML=ON',
                '-DXERCESC_ROOT_DIR={0}'.format(spec['xerces-c'].prefix)
            ]
    
            # Multithreading
            options.append(self.define_from_variant('GEANT4_BUILD_MULTITHREADED',
                                                    'threads'))
            if '+threads' in spec:
                # Locked at global-dynamic to allow use cases that load the
                # geant4 libs at application runtime
                options.append('-DGEANT4_BUILD_TLS_MODEL=global-dynamic')
    
            # install the data with geant4
            datadir = spec['geant4-data'].prefix.share
            dataver = '{0}-{1}'.format(spec['geant4-data'].name,
                                       spec['geant4-data'].version.dotted)
            datapath = join_path(datadir, dataver)
            options.append('-DGEANT4_INSTALL_DATADIR={0}'.format(datapath))
    
            # Vecgeom
            if '+vecgeom' in spec:
                options.append('-DGEANT4_USE_USOLIDS=ON')
                options.append('-DUSolids_DIR=%s' % spec[
                    'vecgeom'].prefix.lib.CMake.USolids)
    
            # Visualization options
            if 'platform=darwin' not in spec:
                if "+x11" in spec and "+opengl" in spec:
                    options.append('-DGEANT4_USE_OPENGL_X11=ON')
                if "+motif" in spec and "+opengl" in spec:
                    options.append('-DGEANT4_USE_XM=ON')
                if "+x11" in spec:
                    options.append('-DGEANT4_USE_RAYTRACER_X11=ON')
    
            if '+qt' in spec:
                options.append('-DGEANT4_USE_QT=ON')
                options.append(
                    '-DQT_QMAKE_EXECUTABLE=%s' %
                    spec['qt'].prefix.bin.qmake)
    
            # Python
            if spec.version > Version('10.6.1'):
                options.append(self.define_from_variant('GEANT4_USE_PYTHON',
                                                        'python'))
    
            return options