> For the complete documentation index, see [llms.txt](https://btc-substance.gitbook.io/btc-substance-academy/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://btc-substance.gitbook.io/btc-substance-academy/btc-substance/three.js-post-processing.md). # THREE.js Post-Processing #### Inscription of optional libraries * THREE.js has many post-processing features, but they're not included in the base package. To use them in a regular web-app (e.g., nor a recursive inscription), you normally need to include at least 4 additional files in the **\** of your code. * OCM Genesis has incribed the base package for everyone in Ordinals to use, but they did not include these optional libraries. * I've to inscribe them here: (id# 10665922de450d9b25c21d213ac7a2b7231e79a25be5865fd10ba0e19c4fac21i0) which will let them be used by any future THREE.js project any other ordinals dev uses. * (This was a 30kb inscription that cost \~$200) * To help with this, I've created a fork of the OCM repository, with modified instructions on how to use both PostProcessing and OrbitControls, to make your projects even more interactive and creative. Here's an example inscription using PostProcessing. In this case, Sobel edge detection for a high contrast cartoonized look ![](/files/eXjQpUaGvM3i1LHC4jPY)