Added Polar::Rotate

include/Polar.h

@@ -8,7 +8,8 @@
 /// <summary>
 /// A polar vector
 /// </summary>
-/// This will use the polar coordinate system consisting of a angle from a reference direction and a distance.
+/// This will use the polar coordinate system consisting of a angle from a
+/// reference direction and a distance.
 struct Polar {
  public:
   /// <summary>
@@ -43,7 +44,7 @@ struct Polar {
   /// </summary>
   /// This will rotate the vector by 180 degrees. Distance will stay the same.
   /// <returns>The negated vector</returns>
-  
+
   Polar operator-();
   /// <summary>
   /// Substract a polar vector from this coordinate
@@ -64,7 +65,8 @@ struct Polar {
   /// </summary>
   /// <param name="factor">The scaling factor</param>
   /// <returns>The scaled vector</returns>
-  /// This operation will scale the distance of the vector. The angle will be unaffected.
+  /// This operation will scale the distance of the vector. The angle will be
+  /// unaffected.
   Polar operator*(float factor) const;
 
   /// <summary>
@@ -72,7 +74,8 @@ struct Polar {
   /// </summary>
   /// <param name="factor">The scaling factor</param>
   /// <returns>The scaled vector</returns>
-  /// This operation will scale the distance of the vector. The angle will be unaffected.
+  /// This operation will scale the distance of the vector. The angle will be
+  /// unaffected.
   Polar operator/(const float& factor);
 
   /// <summary>
@@ -82,6 +85,14 @@ struct Polar {
   /// <param name="v2">The second vector</param>
   /// <returns>The distance between the two vectors</returns>
   static float Distance(const Polar& v1, const Polar& v2);
+
+  /// <summary>
+  /// Rotate the vector
+  /// </summary>
+  /// <param name="v">The vector to rotate</param>
+  /// <param name="angle">Angle in radias to rotate</param>
+  /// <returns>The rotated vector</returns>
+  static Polar Rotate(Polar v, float angle);
 };
 
 #endif

src/Polar.cpp

@@ -66,3 +66,8 @@ Polar Polar::operator*(float f) const {
 Polar Polar::operator/(const float& f) {
   return Polar(this->angle, this->distance / f);
 }
+
+Polar Polar::Rotate(Polar v, float angle) {
+  v.angle += angle;
+  return v;
+}