X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fgeometry%2FVector.h;h=bf647136ddfaa101ee8406b0f8fa36cdccf2a4b4;hb=0542849dfccfec1ce1477265fa0fee2401a8fb23;hp=d7d0f3d69139ecb84249d258535f7bd75972fa60;hpb=c20927cf8ab9bb7526f641850c3997f14c66f06e;p=l2e.git

diff --git a/src/geometry/Vector.h b/src/geometry/Vector.h
index d7d0f3d..bf64713 100644
--- a/src/geometry/Vector.h
+++ b/src/geometry/Vector.h
@@ -8,6 +8,8 @@
 #ifndef GEOMETRY_VECTOR_H_
 #define GEOMETRY_VECTOR_H_
 
+#include <ostream>
+
 namespace geometry {
 
 template<class Scalar>
@@ -30,6 +32,52 @@ private:
 
 };
 
+
+template<class T>
+inline Vector<T> operator +(const Vector<T> &lhs, const Vector<T> &rhs) {
+	return Vector<T>(lhs.X() + rhs.X(), lhs.Y() + rhs.Y());
+}
+
+template<class T>
+inline Vector<T> &operator +=(Vector<T> &lhs, const Vector<T> &rhs) {
+	return lhs = lhs + rhs;
+}
+
+template<class T>
+inline Vector<T> operator -(const Vector<T> &lhs, const Vector<T> &rhs) {
+	return Vector<T>(lhs.X() - rhs.X(), lhs.Y() - rhs.Y());
+}
+
+template<class T>
+inline Vector<T> &operator -=(Vector<T> &lhs, const Vector<T> &rhs) {
+	return lhs = lhs - rhs;
+}
+
+template<class T>
+inline Vector<T> operator -(const Vector<T> &v) {
+	return Vector<T>(-v.X(), -v.Y());
+}
+
+template<class T>
+inline Vector<T> operator *(const Vector<T> &v, T s) {
+	return Vector<T>(v.X() * s, v.Y() * s);
+}
+template<class T>
+inline Vector<T> operator *(T s, const Vector<T> &v) {
+	return Vector<T>(s * v.X(), s * v.Y());
+}
+
+template<class T>
+inline Vector<T> operator /(const Vector<T> &v, T s) {
+	return Vector<T>(v.X() / s, v.Y() / s);
+}
+
+template<class T>
+inline std::ostream &operator <<(std::ostream &out, const Vector<T> &v) {
+	out << '<' << v.X() << ", " << v.Y() << '>';
+	return out;
+}
+
 }
 
 #endif /* GEOMETRY_VECTOR_H_ */