Courses/CS 461/Winter 2006/Robert Lai/Homework 1

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[edit] Homework 1

; Name: Robert Lai
; Classes: CS461
; CIN: 219022282
; File name: Homeword_1.nlogo

to setup
  ; clear all turtles and patches
  clear-all
  ; run the procedure setup-turtles
  setup-turtles
  ; preform the changing to all the patches
  ask patches
  ; set the background color of the display
  [set pcolor 0]
end

to setup-turtles
  ; create 100 turtles
  crt 100
  ask turtles
  ; move 10 steps forward in the direction of its heading with the size of the turtles
  [fd 10]
end
 
to move-turtles
  ; every turtles that created before should execute fellow the command within the box "[...]"
  ask turtles [
    ; turn to the left 45 degrees
    lt 45
    ; move 1 steps forward in the direction of its heading with the size of the turtles
    fd 1
    ; changing the color for every time the turtles move
    set color (color - 1)
  ]
  ask patches[
    ; wait for 2 seconds for every time the move of the turtles and then change the background color
    wait 0.25
    set pcolor (pcolor + 1)
  ]
end

to go
  ; run the procedure move-turtles
  move-turtles
end