Added Vector2::operator+=.

2 files changed, 7 insertions, 0 deletions

diff --git a/engine/vector.cpp b/engine/vector.cpp
index 1d243dd..c23466e 100644
--- a/engine/vector.cpp
+++ b/engine/vector.cpp
@@ -20,6 +20,12 @@ Vector2& Vector2::operator=(const Vector2& v) {
 	return *this;
 }
 
+Vector2& Vector2::operator+=(const Vector2& v) {
+	x += v.x;
+	y += v.y;
+	return *this;
+}
+
 Vector3::Vector3() : Vector2() {
 	z = 0;
 }
diff --git a/engine/vector.h b/engine/vector.h
index 179674f..127ca81 100644
--- a/engine/vector.h
+++ b/engine/vector.h
@@ -15,6 +15,7 @@ class Vector2 {
 		Vector2(const Vector2& v);
 		
 		Vector2& operator=(const Vector2& v);
+		Vector2& operator+=(const Vector2& v);
 };
 
 class Vector3 : public Vector2 {