Unity Optimization : reducing 3D objects' draw calls 

This video shows how to improve the 3D game performance in Unity.
In this example, I will show you how to reduce draw calls on 3D objects.
You will learn about :
0. understanding draw call via Frame Debugger
1. understanding static option
2. understanding Texture Atlas
3. Why light and shadow affect performance
4. Light map rendering (or Baking)
5. How to make the light affects to certain layer.