X-Git-Url: http://gitweb.pgornicz.com/gitweb.cgi?a=blobdiff_plain;f=src%2FVector2.h;h=57a554114fc2f3dd4eff9a3f85611943af51e88f;hb=f5380bc68a49710df6c10b089da232afb791344e;hp=00b921b7494bd208c11cd0c2980199b6fd71754c;hpb=e68f847b245153427266841ae724d602ca434c29;p=physics.git

diff --git a/src/Vector2.h b/src/Vector2.h
index 00b921b..57a5541 100644
--- a/src/Vector2.h
+++ b/src/Vector2.h
@@ -26,19 +26,20 @@ using std::string;
 class Vector2
 {
   public:
-    float x;
-    float y;
+    float m_fX;
+    float m_fY;
 
     Vector2();
     Vector2(float, float);
-    Vector2(const Vector2&);
-    ~Vector2();
 
     void zero();
     void unit();
 
     float angle() const;
     float length() const;
+    float sqrLength() const;
+
+    float dot(const Vector2&) const;
 
     Vector2 add(const Vector2&) const;
     Vector2 subtract(const Vector2&) const;