CS 455 Lecture 9 – Trackball Interface and Lighting++
Before Class
Trackball Interface
Lighting++
- Browse https://www.google.com/search?q=cel+shading+opengl&tbm=isch.
- Watch http://youtu.be/urgJXkjyVIU.
- Read pages 50-54 and 97-100 in your book.
In Class
- Implement per-fragment toon shading using a positional light source. Use the right-mouse button to place the light source on a virtual sphere centered over your viewport.
- If you have time, use the left-mouse button to apply trackball rotation to your model.
Haiku
Mice translate to spin
And trackballs spin to translate
Mousewheels spin to scale
And trackballs spin to translate
Mousewheels spin to scale