Outline:

0. Questions?
1. Color models
   • how humans see color
   • how computers output color
   • practice with RGB colors: Exercise 1
2. Working with images
   • Image objects in graphics.py
   • getting a pixel’s color with image.getPixel: Exercise 2
3. Nested for loops
   • tracing a nested loop
   • Exercise 3

Explore after class:

4. Creating an image made of random colors
   • set a pixel’s color: image.setPixel (see documentation pg. 7 for simple example)
   • Exercise 4
5. Additive versus subtractive color

What’s next

Upcoming events/assessments:

• Your first Project Code deliverable is due next Thursday at 10pm

What you should do now:

• The readings (see below)
• Submit Assignment 5 by 10pm today if you’re using a token
• Keep working on your project, incrementally adding functionality
• Rest and enjoy Mid-Term Break!

Reading assignment (to be completed by the next class):

• Zelle sections 4.7.4–4.7.5 (pp. 120–121)