reference. Real-time high-quality rendering of non-rotating black holes [bruneton2020real]

✍️source

@article{bruneton2020real,
 title = {Real-time High-Quality Rendering of Non-Rotating Black Holes},
 author = {Bruneton, Eric},
 year = {2020},
 journal = {arXiv preprint arXiv:2010.08735}
}