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# Copyright 2013-2022 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 Alembic(CMakePackage):
    """Alembic is an open computer graphics interchange
    framework. Alembic distills complex, animated scenes into a
    non-procedural, application-independent set of baked
    geometric results."""

    homepage = "https://www.alembic.io"
    url      = "https://github.com/alembic/alembic/archive/1.7.16.tar.gz"

    version('1.7.16', sha256='2529586c89459af34d27a36ab114ad1d43dafd44061e65cfcfc73b7457379e7c')

    variant('python', default=False, description='Python support')
    variant('hdf5', default=False, description='HDF5 support')

    depends_on('cmake@2.8.11:', type='build')
    depends_on('openexr@2.2.0:')
    depends_on('hdf5@1.8.9:', when="+hdf5")
    depends_on('boost@1.55:')
    depends_on('zlib')
    depends_on('py-ilmbase', when="+python")

    def cmake_args(self):
        args = [
            self.define_from_variant('USE_HDF5', 'hdf5')
        ]

        if self.spec.satisfies('+python') and self.spec['python'].satisfies('@3:'):
            args.append('-DPython_ADDITIONAL_VERSIONS=3')

        return args