Fix the ray tracer for cases where TOD == TOA. #86

	name: Continuous Integration
	on: [push, pull_request]

	jobs:
	CI:
	runs-on: ubuntu-22.04
	strategy:
	fail-fast: false
	matrix:
	cxx-compiler: [gcc]
	env:
	CC: ${{ matrix.cxx-compiler }}
	CXX: ${{ matrix.cxx-compiler }}
	RRTMGP_ROOT: ${{ github.workspace }}
	RRTMGP_DATA: ${{ github.workspace }}/rrtmgp-data

	steps:
	#
	# Checks-out repository under $GITHUB_WORKSPACE
	#
	- uses: actions/checkout@v3
	with:
	submodules: recursive
	#
	# Synchronize the package index
	#
	- name: Synchronize the package index
	run: sudo apt-get update

	- name: Install dependencies
	run: \|
	sudo apt-get update -qq
	sudo apt-get install -y gfortran libnetcdf-dev cmake libboost-dev python3-pip python3-setuptools nco
	sudo apt-get install ${{ matrix.cxx-compiler }}
	pip3 install --user numpy netcdf4 dask[array] xarray

	- name: Build
	run: \|
	mkdir build
	cd build
	cmake -DSYST=ubuntu_22lts ..
	make

	- name: Run tests
	run: \|
	cd rfmip
	./make_links.sh
	ln -sf ../build/test_rte_rrtmgp .
	python3 rfmip_init.py
	python3 rfmip_run.py
	cd ../allsky
	./make_links.sh
	ln -sf ../build/test_rte_rrtmgp .
	python3 allsky_init.py
	python3 allsky_run.py

	- name: Check results
	run: \|
	cd rfmip
	python3 compare-to-reference.py --ref_dir ../rrtmgp-data/examples/rfmip-clear-sky/reference --tst_dir . --var rld rlu rsd rsu --file r??_Efx_RTE-RRTMGP-181204_rad-irf_r1i1p1f1_gn.nc --failure_threshold=5.8e-2
	cd ../allsky
	python3 allsky_check.py --failure_threshold=5.8e-2

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