AE插件编码教程 FXPHD – SYS205 Coding Multiple Layer Interaction for After Effects Plug-ins介绍如何自己给AE制作插件，一些基础功能比如变形，扭曲，模糊等的实现Building on the fundamentals taught in SYS204, we focus on the interaction between two layers (worlds), and how we can leverage available SDK functions to quickly perform operations such as transformation, blending, blurring, and convolution.

We’re going to build a seemingly simple plugin that incorporates all of these, learn the ins and outs of using PF and AEGP suites, tackle the complex issue of extent hint, and apply several best practices for working with plugins.