Lab 02: Graphics + Recursion = Fractals

Outline

1. Announcements
2. Lab 02 Suggestions
3. Small group work

Announcements

1. Accountability group survey
2. First quiz this week
   • topic will be recursion
   • conceptual question
   • related to Wednesday lecture material

Lab 02 Suggestions

Lab 02 Overview

Instructions here

A Closer Look

How Was This Generated?

Notes on Overlap

• Drawing commands executed in order
• New drawings on top of old:

drawSquareA();
drawSquareB();

Code above will show square B in foreground (if squares A and B overlap)

Difference Between Images

Recursion Depth

Draw picture to depth 0, 1, 2

Look at the Code

• Keep track of current depth
• Compiling with command line
• What happens with infinite loop?