Ray Tracing in One Weekend SeriesVersion 4.0.0-alpha.2 The v4.0.0-alpha.2 release is the second and planned last alpha release of the book series. While the primary focus of this release has been updates to Ray Tracing: The Next Week, the alpha releases have significant updates across all three books. We recommend that readers use this version over the old v3.2.3 version. For a summary of changes, see the CHANGELOG. We are curren
