CS141: Topics for Jan 20, 22, & 24, 2014

• Labs
  • Continue Lab 1: Introduction to Processing. This lab is due Wed before class.
  • Begin Lab 2: Repetition and Looping.

• Programming Elements for this Week

  • See Readings in Lab 2
  • Terminology
    • function and parameter
    • Variable
    • Variable Type
      • Examples: int, float, double, boolean
      • In Processing reference - look under Data, primitive
    • Variable Declaration
    • Variable Assignment
    • Assignment Statement
    • Expressions (value) vs Statements (complete sentences, end with semi-colon)
  • Arithmetic (+, -, *, /, %) and the assignment statement (=)
  • Loops:
    • Looping through time using setup() and draw()
    • In Processing reference - look under Control, for, while
    • Loop types: for, while, nested
  • Making Choices - Conditional expressions
    • "if" statement and the "if-else" statement
    • Comparison operators: <, >, <=, >=, !=
    • boolean operators: AND (&&), OR (||), NOT (!)
    • In Processing reference - look under Control, relational Operators
  • Random numbers
    • In Processing reference - look under Math, random
    • random, randomSeed

• General References on Design:

  • Visual Design
  • Design
  • Art & Design

• Relationship between design and programming

  • Programming as a visual language.
  • Program Elements and Design Elements
  • Mathematics, Algorithms, and Design