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# Copyright 2013-2023 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.package import *


class Memsurfer(PythonPackage):
    """MemSurfer is a tool to compute and analyze membrane surfaces found in a
    wide variety of large-scale molecular simulations."""

    homepage = "https://github.com/LLNL/MemSurfer"
    git = "https://github.com/LLNL/MemSurfer.git"
    maintainers("bhatiaharsh")

    version("1.0", tag="v1.0", commit="93d114016cd3ef48950bc53cca0a6e9f70589361", submodules=True)
    version("master", branch="master", submodules=True)
    version("develop", branch="develop", submodules=True)

    variant("osmesa", default=False, description="Enable OSMesa support (for VTK)")

    extends("python")
    depends_on("python@3.7:", type=("build", "run"))
    depends_on("py-setuptools", type="build")

    depends_on("cmake@3.14:", type="build")
    depends_on("swig@3.0.12", type="build")

    depends_on("py-cython", type="build")
    depends_on("py-numpy", type=("build", "run"))

    depends_on("eigen@3.3.7")
    depends_on("cgal@4.13 +shared~core~demos~imageio")

    # vtk needs to know whether to build with mesa or opengl
    depends_on("vtk@8.1.2 ~ffmpeg~mpi+opengl2~qt~xdmf+python")
    depends_on("vtk ~osmesa", when="~osmesa")
    depends_on("vtk +osmesa", when="+osmesa")

    # memsurfer's setup needs path to these deps to build extension modules
    def setup_build_environment(self, env):
        env.set("VTK_ROOT", self.spec["vtk"].prefix)
        env.set("CGAL_ROOT", self.spec["cgal"].prefix)
        env.set("BOOST_ROOT", self.spec["boost"].prefix)
        env.set("EIGEN_ROOT", self.spec["eigen"].prefix)