Bump Filtering in the Rendertree
May 24th, 2008 by Stefano Jannuzzo. Viewed 1818 times.The current bump node (formerly known as zbump) became very popular for its simplicity, and for its ability to get procedural textures as inputs.
However, it has some limitations, for instance not supporting texture pre-filtering, and the fact that its spacing is expressed in world coordinates instead of uv coordinates like the old node. This leads [...]
