# Basic Ant

Model was written in NetLogo 5.1.0
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globals [radius] to setup clear-all set radius max-pxcor - 2 ;; make a turtle to draw our boundary create-turtles 1 [ ;; move to edge of circle fd radius ;; turn to face clockwise rt 90 ;; go along the arc and make the patches blue repeat 360 [arc-forward-by-angle 1 set pcolor 84] die ] ;; make a turtle to be our ant create-turtles 1 [ set color red set size 3 set shape "bug" ] reset-ticks end to go ask turtles [ ;; go forward fd 1 ;; check to see if we moved into the barrier if pcolor = 84 [ ;; whoops! backup and turn bk 1 rt 20 ] ] tick end ;; This is the procedure I borrowed. It moves the turtle to the next point ;; on the circle, the given distance along the curve. to arc-forward-by-angle [angle] ;; turn to face the next point we're going to rt angle / 2 ;; calculate the distance we'll have to move forward ;; in order to stay on the circle. Go there. fd 2 * radius * sin (angle / 2) ;; turn to face tangent to the circle rt angle / 2 end

There is only one version of this model, created over 8 years ago by Steven Brewer.

## Attached files

File | Type | Description | Last updated | |
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Basic Ant.png | preview | Preview for 'Basic Ant' | over 8 years ago, by Steven Brewer | Download |