X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fgeometry%2FVector.h;h=562648b6b0f5013286f936537c1675c22cd6f917;hb=a8fdd58e31c27a2de9649a1bf29389f4f3e4cb7c;hp=bf647136ddfaa101ee8406b0f8fa36cdccf2a4b4;hpb=0542849dfccfec1ce1477265fa0fee2401a8fb23;p=l2e.git

diff --git a/src/geometry/Vector.h b/src/geometry/Vector.h
index bf64713..562648b 100644
--- a/src/geometry/Vector.h
+++ b/src/geometry/Vector.h
@@ -37,21 +37,37 @@ 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, class U>
+inline Vector<T> operator +(const Vector<T> &lhs, const Vector<U> &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, class U>
+inline Vector<T> &operator +=(Vector<T> &lhs, const Vector<U> &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, class U>
+inline Vector<T> operator -(const Vector<T> &lhs, const Vector<U> &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, class U>
+inline Vector<T> &operator -=(Vector<T> &lhs, const Vector<U> &rhs) {
+	return lhs = lhs - rhs;
+}
 
 template<class T>
 inline Vector<T> operator -(const Vector<T> &v) {