From: Jeff Wood <jeff.darklight@...>
Date: 2005-11-26T09:15:28+09:00
Subject: Re: RRobots - ducks, armed and dangerous

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I think this has grown enough that there needs to be a separate website &
mailing list for RRobots...

j.

On 11/25/05, Simon Kr=F6ger <SimonKroeger@gmx.de> wrote:
>
> I wasted my time creating my first real bot (should have fixed
> more bugs instead) and named it quite arrogant 'Killer':
> (found one very anoying bug with the scanner pointing east, fixed
> it, new version v0.1.3)
>
> -------------------------------------------------------------------
> require 'robot'
>
> class Killer
>    include Robot
>
>    def min_max value, m
>      value-=3D 360 if value > 180
>      value+=3D 360 if value < -180
>      value =3D -m if value < -m
>      value =3D m if value > m
>      return value
>    end
>
>    def tick events
>      @dist =3D 1000 if @dist.nil?
>      @target_heading =3D 0 if @target_heading.nil?
>      @radar_range =3D 60 if @radar_range.nil?
>      @approach =3D false if @approach.nil?
>
>      if !events['robot_scanned'].empty?
>        @dist =3D events['robot_scanned'].first.first
>        @target_heading =3D (radar_heading - @radar_range * 0.5 + 360.0) %
> 360 if @radar_range.abs < 10
>        @radar_range =3D (@radar_range.abs > 0.5) ? -@radar_range * 0.5 :
> -@radar_range
>      else
>        @radar_range *=3D -2 if (@radar_range.abs < 60)
>      end
>
>      fire 3 if @radar_range.abs < 10
>
>      @approach =3D true if (@dist < 200 || @dist > 500)
>      @approach =3D false if (@dist > 250 && @dist < 300)
>
>      if @approach
>        turn_body =3D min_max(@target_heading - heading, 10)
>        accelerate(@dist > 275 ? 1 : -1)
>      else
>        turn_body =3D min_max(@target_heading - heading + 90, 10)
>        accelerate((time / 100) % 2 * 2 - 1)
>      end
>
>      gun =3D min_max(@target_heading - gun_heading - turn_body, 30)
>      radar =3D min_max(@radar_range - gun - turn_body, 60)
>
>      turn(turn_body)
>      turn_gun(gun)
>      turn_radar(radar)
>    end
> end
> -------------------------------------------------------------------
>
> cheers
>
> Simon
>
>


--
"Remember. Understand. Believe. Yield! -> http://ruby-lang.org"

Jeff Wood

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