1 files changed, 5 insertions, 3 deletions

diff --git a/src/RaceTrack.java b/src/RaceTrack.java
index 630e58a..d2bcaa5 100644
--- a/src/RaceTrack.java
+++ b/src/RaceTrack.java
@@ -82,11 +82,11 @@ class RaceTrack extends BetterBase {
 
     /**
      * Returns the position of the curve at 0 <= {@code t} <= 1 and
-     * 1 <= laneNo <= (number of robots).
+     * the center of a lane at lane 1 <= laneNo <= (number of robots).
      */
     public Vector getPointForLane(double t, double laneNo) {
         Vector p = getPoint(t);
-        Vector lanes_len = new Vector(p.x(), p.y(), 0).normalized().scale(laneNo);
+        Vector lanes_len = new Vector(p.x(), p.y(), 0).normalized().scale(laneNo + .5);
         return p.add(lanes_len);
     }
 
@@ -135,7 +135,9 @@ class RaceTrack extends BetterBase {
         for (double i = 0; i <= SEGMENTS; ++i) {
             double t = i / SEGMENTS;
             Vector point_C = getPoint(t);
-            Vector point_D = getPointForLane(t, 4);
+            // the outer side is located on the number of lanes (4) shifted from
+            // the center to the side (minus 0.5).
+            Vector point_D = getPointForLane(t, 3.5);
             // Z=1 to Z=-1
             Vector point_F = point_C.subtract(new Vector(0, 0, 2));
             Vector point_H = point_D.subtract(new Vector(0, 0, 2));