Update README

README.md

@@ -3,6 +3,10 @@ A collection of OpenGL Utilities.
 
 Several of these resources have been taken from https://learnopengl.com along with other resources (list below), plus a few of my own additions and refactoring.
 
+As we develop this suite of game engine software, certain recurring patterns and functions arise, and this is another attempt to consolidate
+reusable code into a self-contained package.
+
+These classes are designed such that they can be derived in your source projects to achieve full functionality. Common and reused behavior is generally all we are concerned with here.
 
 
 ### Classes
@@ -10,6 +14,15 @@ Several of these resources have been taken from https://learnopengl.com along wi
 * Model
 * Shader
 * Texture2D
+* Texture3D
+* Camera2D
+* Camera3D
+* CubeMap
+* FrameBuffer
+* IndexBuffer
+* RenderBuffer
+* VertexArray
+* VertexBuffer
 
 ### Functions
 
@@ -23,4 +36,4 @@ WTF Why?
 1. It's my project 
 2. Feel free to add conditional glm support
 
-These classes are designed such that they can be derived in your source projects to add extra + custom functionality.
+Finally, I'm not even sure all this belongs in a separate repo. At some point it very well might get moved back into Re3D.