comments and cleanup

1 files changed, 13 insertions, 6 deletions

diff --git a/labb4/Robot.h b/labb4/Robot.h
index 6f68e9b..224b742 100644
--- a/labb4/Robot.h
+++ b/labb4/Robot.h
@@ -15,12 +15,19 @@ public:
     virtual ~Robot() {};
     virtual void draw(QGraphicsScene* scene) const;
 
-    virtual void moveTowards(const Unit& u);
-
-    virtual unsigned int getCollisionCount() const;
-
-    virtual bool alive() const;
-
+    /*
+     * Take one step closer to u.
+     */
+    virtual void moveTowards(const Unit& u) override;
+
+    /*
+     * All robots are alive.
+     */
+    virtual bool alive() const { return true; };
+
+    /*
+     * Polymorphic clone.
+     */
     virtual Robot *clone() const;
 };