99 lines
3.8 KiB
Python
99 lines
3.8 KiB
Python
# Adapted from https://github.com/pybind/cmake_example/blob/master/setup.py
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import os
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import re
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import sys
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import platform
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import subprocess
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import importlib
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from sysconfig import get_paths
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import importlib
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from setuptools import setup, Extension
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from setuptools.command.build_ext import build_ext
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from setuptools.command.install import install
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from distutils.sysconfig import get_config_var
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from distutils.version import LooseVersion
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class CMakeExtension(Extension):
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def __init__(self, name, sourcedir, build_with_cuda):
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Extension.__init__(self, name, sources=[])
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self.sourcedir = os.path.abspath(sourcedir)
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self.build_with_cuda = build_with_cuda
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class Build(build_ext):
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def run(self):
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try:
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out = subprocess.check_output(['cmake', '--version'])
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except OSError:
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raise RuntimeError("CMake must be installed to build the following extensions: " +
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", ".join(e.name for e in self.extensions))
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super().run()
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def build_extension(self, ext):
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if isinstance(ext, CMakeExtension):
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extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
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info = get_paths()
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include_path = info['include']
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cmake_args = ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir,
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'-DPYTHON_INCLUDE_PATH=' + include_path]
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cfg = 'Debug' if self.debug else 'Release'
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build_args = ['--config', cfg]
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if platform.system() == "Windows":
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cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}'.format(cfg.upper(), extdir),
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'-DCMAKE_RUNTIME_OUTPUT_DIRECTORY_{}={}'.format(cfg.upper(), extdir)]
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if sys.maxsize > 2**32:
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cmake_args += ['-A', 'x64']
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build_args += ['--', '/m']
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else:
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cmake_args += ['-DCMAKE_BUILD_TYPE=' + cfg]
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build_args += ['--', '-j8']
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if ext.build_with_cuda:
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cmake_args += ['-DDIFFVG_CUDA=1']
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else:
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cmake_args += ['-DDIFFVG_CUDA=0']
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env = os.environ.copy()
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env['CXXFLAGS'] = '{} -DVERSION_INFO=\\"{}\\"'.format(env.get('CXXFLAGS', ''),
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self.distribution.get_version())
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if not os.path.exists(self.build_temp):
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os.makedirs(self.build_temp)
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subprocess.check_call(['cmake', ext.sourcedir] + cmake_args, cwd=self.build_temp, env=env)
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subprocess.check_call(['cmake', '--build', '.'] + build_args, cwd=self.build_temp)
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else:
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super().build_extension(ext)
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torch_spec = importlib.util.find_spec("torch")
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tf_spec = importlib.util.find_spec("tensorflow")
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packages = []
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build_with_cuda = False
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if torch_spec is not None:
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packages.append('pydiffvg')
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import torch
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if torch.cuda.is_available():
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build_with_cuda = True
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if tf_spec is not None and sys.platform != 'win32':
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packages.append('pydiffvg_tensorflow')
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if not build_with_cuda:
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import tensorflow as tf
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if tf.test.is_gpu_available(cuda_only=True, min_cuda_compute_capability=None):
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build_with_cuda = True
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if len(packages) == 0:
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print('Error: PyTorch or Tensorflow must be installed. For Windows platform only PyTorch is supported.')
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exit()
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# Override build_with_cuda with environment variable
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if 'DIFFVG_CUDA' in os.environ:
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build_with_cuda = os.environ['DIFFVG_CUDA'] == '1'
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setup(name = 'diffvg',
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version = '0.0.1',
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install_requires = ["svgpathtools"],
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description = 'Differentiable Vector Graphics',
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ext_modules = [CMakeExtension('diffvg', '', build_with_cuda)],
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cmdclass = dict(build_ext=Build, install=install),
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packages = packages,
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zip_safe = False)
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