1. Object Oriented Design

2. Goals  Finish: Project design presentations  Mini tutorials on transparency

3. Reminders for projects  Proper UML will be essential for good grade! u Completely UML compliant:syntactic and semantic u E.g., Labeled arrows!

4. tutorials  Transparent textures  Transparent objects  Picking: Red Book Chapter 12: Selection and Feedback u http://fly.cc.fer.hr/~unreal/theredbook/chapter1 2.html http://fly.cc.fer.hr/~unreal/theredbook/chapter1 2.html

5. Transparent Textures  Files u.png files with enabled transparency: RGBA  Code u display gl.glTexenvf (gl_texture_env, gl_texture_env_mode, gl_modulate); u Init gl.glEnable (gl_blend); gl.glBlendFunc (gl_src_alpha, gl_one_minus_src_alpha);

6. Project Schedule 26-Nov 28-Nov Due: project designs 3-Dec 5-Dec 10-Dec 12-DecLast Day of Classes 17-DecFinal: 10:30am - 1pm 16-DecDue: projects Thanksgiving! Real time workshop Due: HW 12

7. Homework 12  Email project progress u Screen dump (jpeg or gif) u Bullet list (in email)  3 things that already work  3 things that are challenging  Due: Dec 10