WCRG Line Following Track
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This is the line following track that was used at the 2002 WCRG (Western
Canadian Robot Games) Competition in Calgary, Alberta, Canada.
Scoring was done using a point system:
Distance points: 100 x % of circuit completed
Un-interrupted completion of stage: 50 points
Time Bonus: 500 / number of seconds to complete course
Penalty for an unmodified kit: -50 points
Penalty for picking up robot: -20 points per intervention
Each track is scored separately and added up for a total.
The black line is black electrical tape, 3/4" wide. The squares are about
4 feet square, and painted white.
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Short Circuit
This is the first, and simplest of the tracks. Nice gradual curves, nothing
particularly difficult.
Bigger...
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Hill Climb
You can see the "hill" in the back corner. Some of the robots had trouble
with the hill due to low ground clearance. This track also introduces
right angle corners, which many of the bots had trouble with.
Bigger...
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Square Route
Every corner is a right angle, or worse, the introduction of acute angles.
The area in the top left was the area that Marauder had the most trouble
with. The lines are only 2.5" apart (which didn't cause any trouble for
Marauder but some bots didn't like it). The hard part was the inside corner
where it folds back on itself. You're basically doing a U-turn with a square
U where the legs of the U are only 3.5" apart. Since Marauder is 4" square,
sometimes the line sensor would miss the second leg of the U. There were
also some gaps, the longest being about 3".
Bigger...
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All in all this is a fairly challenging set of tracks. Marauder completed
all four, and required two interventions on the Square Route and two
interventions on the Integrator. If I remember correctly, all of the other
bots required many more interventions on these two tracks. A few of the
bots were able to beat Marauder time wise on the Short Circuit track
(I think the fastest was around 20 seconds, and Marauder was around 35
seconds), but the extra interventions put them further behind on the
other tracks.
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