Adding mesh double description #809

	name: Build hpp-fcl for Mac OS X/Linux via Conda

	on: [push,pull_request]

	jobs:
	hpp-fcl-conda:
	name: CI on ${{ matrix.os }} with Conda - ${{ matrix.build_type }} ${{ matrix.cxx_options }}
	runs-on: ${{ matrix.os }}

	strategy:
	fail-fast: false
	matrix:
	os: ["ubuntu-latest", "macos-latest"]
	cxx_options: ['', '-mavx2']
	build_type: [Release, Debug]
	exclude:
	- build_type: Debug
	cxx_options: -mavx2
	os: macos-latest
	- build_type: Release
	cxx_options: -mavx2
	os: macos-latest

	steps:
	- uses: actions/checkout@v3
	with:
	submodules: recursive

	- uses: conda-incubator/setup-miniconda@v2
	with:
	activate-environment: hpp-fcl
	auto-update-conda: true
	environment-file: .github/workflows/conda/conda-env.yml
	python-version: "3.10"

	- name: Install compilers on OSX
	if: contains(matrix.os, 'macos')
	shell: bash -l {0}
	run: \|
	conda activate hpp-fcl
	conda install compilers=1.4.2 -c conda-forge

	- name: Install cmake and update conda
	shell: bash -l {0}
	run: \|
	conda activate hpp-fcl
	conda install cmake -c main
	conda install llvm-openmp -c conda-forge

	- name: Build hpp-fcl
	shell: bash -l {0}
	run: \|
	conda activate hpp-fcl
	conda list
	echo $CONDA_PREFIX

	mkdir build
	cd build

	export CXXFLAGS=${{ matrix.cxx_options }}
	cmake .. -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} -DPYTHON_EXECUTABLE=$(which python3) -DGENERATE_PYTHON_STUBS=ON -DHPP_FCL_HAS_QHULL=ON
	make -j2
	make build_tests
	export CTEST_OUTPUT_ON_FAILURE=1
	make test
	make install

	- name: Uninstall hpp-fcl
	shell: bash -l {0}
	run: \|
	cd build
	make uninstall

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