Great tutorial! It clears up a lot of my questions about various effects.

Minor complaint: Focal length is size of the lens. Focal distance is the distance between the camera and the focal point.

Hi guys. Is there any documentation for the methods found in ShaderLang.h?
For example,what does TShader::setInvertY do?
I have just started so pretty sure I am going to have more questions related to the API.

It would be helpful if there was a label (release tag or git sha) of what version the downloadable binaries are. I am assuming its the v2019.1 build, but not 100% sure

Tooltips shown in the wrong locations. It seems like conversion from 2D screen mouse cursor coordinates to character index within the internal data is wrong somewhere.

The command-line slangc tool should support emitting formatted documentation for a module.

Documentation for declarations should be extracted from leading comments using one of the common conventions (e.g., triple-slash /// comment lines). The lexer should produce a unique token type for comments that follow documentation-comment conventions, and the parser should look for these comments wh