twinhook: minor corrections

twinhook/algo/th_algorithm.h

@@ -3,8 +3,8 @@
 class th_player;
 
 /**
- * \brief An algorithm that uses game information to control the player 
- * (i.e. the bot's brain)
+ * \brief A player control algorithm, which determines an action to perform based on 
+ * current game state.
  */
 class th_algorithm
 {
@@ -19,7 +19,6 @@ class th_algorithm
 	 * \param player Pointer to player controller
 	 */
 	th_algorithm(th_player *player) : player(player) {}
-	virtual ~th_algorithm() {}
 
 	/**
 	 * \brief Called when the algorithm is initialized by the player controller
@@ -34,6 +33,7 @@ class th_algorithm
 	 * \param d3dDev Pointer to game's Direct3DDevice
 	 */
 	virtual void visualize(IDirect3DDevice9* d3dDev){}
+
 	/**
 	 * \brief Handle input received from player for algorithm control
 	 * \param diKeys Key hold state

twinhook/algo/th_vo_algo.h

@@ -104,7 +104,7 @@ static const BYTE CONTROL_KEYS[] = { DIK_UP, DIK_DOWN, DIK_LEFT, DIK_RIGHT, DIK_
  * 
  * This algorithm implements near perfect deathbombing by detecting if it will collide 
  * with an obstacle very soon, and has no recourse for avoidance. However, this is 
- * dependant on the linear approximation and the accuracy of the collision predictors. 
+ * dependent on the linear approximation and the accuracy of the collision predictors. 
  *
  * High-Level Function:
  * First we must calibrate the algorithm by determining the player velocity, by

twinhook/util/vec2.cpp

@@ -88,11 +88,6 @@ vec2 operator*(float o, const vec2& a)
 	return operator*(a, o);
 }
 
-vec2 operator/(float o, const vec2& a)
-{
-	return operator/(a, o);
-}
-
 std::ostream& operator<<(std::ostream& stream, const vec2& a)
 {
 	return stream << "<" << a.x << "," << a.y << ">";