CSC151.01 2006S, Class 33: Algorithmic Art

Admin:
* Assigned: Exam 2.
* Reading: Image Manipulation.
* Due: HW11.
* EC: Connecting at the Disconnect: Racism and Feminism.  
  A talk by Inga Muscio. 
  4:15 Monday, 30 October, Joe's Quarter, Room 101.
* I've read through your HW10's and hope to have responses soon.
* We've been having some problems with the computer system 
  (I'm not sure when the started).  
  Free extensions on homework 11.  
  We'll see what it means for today's class.
* We may have prospectives today.

Overview:
* Exam 2.
* Random art.
* Color grids.
* Example.
* Anonymous Procedures.
* Lab.

/The Reading/

* Called "algorithmic art"
* Two parts:
  * Randomized drawing
  * Color grids

/Randomized Drawing/

* Long 20th-century tradition
* Lets us explore these techniques
* Our key tool: random
* Almost anything we do uses numbers
  * Which we can pick randomly

* Random color selection:
  * Strategy one: Make a list of all the colors and randomly select from that list.
    * (list-ref colors (random (length colors)))
    * Describe color with three random components
      (list (random 256) (random 256) (random 256))