open3d: add new package (#27577)

var/spack/repos/builtin/packages/imgui/package.py

@@ -0,0 +1,24 @@
+# Copyright 2013-2021 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 Imgui(Package):
+    """Dear ImGui is a bloat-free graphical user interface library for C++.
+
+    It outputs optimized vertex buffers that you can render anytime in your 3D-pipeline
+    enabled application. It is fast, portable, renderer agnostic and self-contained
+    (no external dependencies)."""
+
+    homepage = "https://github.com/ocornut/imgui"
+    url      = "https://github.com/ocornut/imgui/archive/refs/tags/v1.85.tar.gz"
+
+    version('1.85', sha256='7ed49d1f4573004fa725a70642aaddd3e06bb57fcfe1c1a49ac6574a3e895a77')
+
+    def install(self, spec, prefix):
+        # No specific build process is required.
+        # You can add the .cpp files to your existing project.
+        install_tree('.', prefix)

var/spack/repos/builtin/packages/liblzf/package.py

@@ -0,0 +1,19 @@
+# Copyright 2013-2021 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 Liblzf(AutotoolsPackage):
+    """LibLZF is a very small data compression library.
+
+    It consists of only two .c and two .h files and is very easy to incorporate into
+    your own programs. The compression algorithm is very, very fast, yet still written
+    in portable C."""
+
+    homepage = "http://oldhome.schmorp.de/marc/liblzf.html"
+    url      = "http://dist.schmorp.de/liblzf/liblzf-3.6.tar.gz"
+
+    version('3.6', sha256='9c5de01f7b9ccae40c3f619d26a7abec9986c06c36d260c179cedd04b89fb46a')

var/spack/repos/builtin/packages/open3d/package.py

@@ -0,0 +1,113 @@
+# Copyright 2013-2021 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 Open3d(CMakePackage, CudaPackage):
+    """Open3D: A Modern Library for 3D Data Processing."""
+
+    homepage = "http://www.open3d.org/"
+    url      = "https://github.com/isl-org/Open3D/archive/refs/tags/v0.13.0.tar.gz"
+    git      = "https://github.com/isl-org/Open3D.git"
+
+    version('0.13.0', tag='v0.13.0', submodules=True)
+
+    variant('python', default=False, description='Build the Python module')
+
+    # http://www.open3d.org/docs/latest/compilation.html
+
+    depends_on('cmake@3.19:', type='build')
+    # depends_on('eigen')
+    # depends_on('flann')
+    # depends_on('fmt')
+    # depends_on('glew')
+    # depends_on('glfw')
+    # depends_on('imgui')
+    # depends_on('jpeg')
+    # depends_on('liblzf')
+    # depends_on('libpng')
+    # depends_on('py-pybind11')
+    # depends_on('qhull')
+    # depends_on('tinygltf')
+    # depends_on('tinyobjloader')
+
+    extends('python', when='+python', type=('build', 'link', 'run'))
+    depends_on('python@3.6:', when='+python', type=('build', 'link', 'run'))
+    depends_on('py-pip', when='+python', type='build')
+    depends_on('py-setuptools@40.8:', when='+python', type='build')
+    depends_on('py-wheel@0.36:', when='+python', type='build')
+    depends_on('py-numpy@1.18:', when='+python', type=('build', 'run'))
+    depends_on('py-pytest', when='+python', type='test')
+    depends_on('cuda@10.1:', when='+cuda')
+
+    # C++14 compiler required
+    conflicts('%gcc@:4')
+    conflicts('%clang@:6')
+
+    def patch(self):
+        # Force Python libraries to be installed to self.prefix
+        filter_file('pip install', 'pip install --prefix ' + self.prefix,
+                    os.path.join('cpp', 'pybind', 'make_install_pip_package.cmake'))
+
+    def cmake_args(self):
+        args = [
+            self.define('BUILD_UNIT_TESTS', self.run_tests),
+            self.define_from_variant('BUILD_PYTHON_MODULE', 'python'),
+            self.define_from_variant('BUILD_CUDA_MODULE', 'cuda'),
+            # Use Spack-installed dependencies instead of vendored dependencies
+            # Numerous issues with using externally installed dependencies:
+            # https://github.com/isl-org/Open3D/issues/4333
+            # https://github.com/isl-org/Open3D/issues/4360
+            # self.define('USE_SYSTEM_EIGEN3', True),
+            # self.define('USE_SYSTEM_FLANN', True),
+            # self.define('USE_SYSTEM_FMT', True),
+            # self.define('USE_SYSTEM_GLEW', True),
+            # self.define('USE_SYSTEM_GLFW', True),
+            # self.define('USE_SYSTEM_IMGUI', True),
+            # self.define('USE_SYSTEM_JPEG', True),
+            # self.define('USE_SYSTEM_LIBLZF', True),
+            # self.define('USE_SYSTEM_PNG', True),
+            # self.define('USE_SYSTEM_PYBIND11', True),
+            # self.define('USE_SYSTEM_QHULL', True),
+            # self.define('USE_SYSTEM_TINYGLTF', True),
+            # self.define('USE_SYSTEM_TINYOBJLOADER', True),
+        ]
+
+        if '+python' in self.spec:
+            args.append(
+                self.define('PYTHON_EXECUTABLE', self.spec['python'].command.path))
+
+        return args
+
+    def check(self):
+        with working_dir(self.build_directory):
+            tests = Executable(os.path.join('bin', 'tests'))
+            tests()
+
+    def install(self, spec, prefix):
+        with working_dir(self.build_directory):
+            make('install')
+            if '+python' in spec:
+                make('install-pip-package')
+
+    # Tests don't pass unless all optional features are compiled, including PyTorch
+    # @run_after('install')
+    # @on_package_attributes(run_tests=True)
+    # def unit_test(self):
+    #     if '+python' in self.spec:
+    #         pytest = which('pytest')
+    #         pytest(os.path.join('python', 'test'))
+
+    @run_after('install')
+    @on_package_attributes(run_tests=True)
+    def test(self):
+        if '+python' in self.spec:
+            self.run_test(self.spec['python'].command.path,
+                          ['-c', 'import open3d'],
+                          purpose='checking import of open3d',
+                          work_dir='spack-test')

var/spack/repos/builtin/packages/tinygltf/package.py

@@ -0,0 +1,17 @@
+# Copyright 2013-2021 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 Tinygltf(CMakePackage):
+    """Header only C++11 tiny glTF 2.0 library."""
+
+    homepage = "https://github.com/syoyo/tinygltf"
+    url      = "https://github.com/syoyo/tinygltf/archive/refs/tags/v2.5.0.tar.gz"
+
+    version('2.5.0', sha256='5d85bd556b60b1b69527189293cfa4902957d67fabb8582b6532f23a5ef27ec1')
+
+    depends_on('cmake@3.6:', type='build')

var/spack/repos/builtin/packages/tinyobjloader/package.py

@@ -0,0 +1,17 @@
+# Copyright 2013-2021 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 Tinyobjloader(CMakePackage):
+    """Tiny but powerful single file wavefront obj loader."""
+
+    homepage = "https://github.com/tinyobjloader/tinyobjloader"
+    url      = "https://github.com/tinyobjloader/tinyobjloader/archive/refs/tags/v1.0.6.tar.gz"
+
+    version('1.0.6', sha256='19ee82cd201761954dd833de551edb570e33b320d6027e0d91455faf7cd4c341')
+
+    depends_on('cmake@2.8.11:', type='build')