Reference

Lookup, not teaching. Every surface a node touches, stated once and in full.

Page	Contents
The Lua Launch Script	What a launch script is handed, what it must describe, and what it may call, in either language.
The cuda Lua Table	Every function, dtype and wrapper on the cuda table, and what each one produces.
The slang Lua Table	Every function, binder and layout control on the slang table.
What You Can Author in USD	What a shader definition, a RenderVar and a RenderProduct may declare.
Built-In Node Catalogue	The pre-built nodes, their IDs, and the ports each one carries.
Glossary	SPG’s own vocabulary, defined once.