Fixed vector addition and subtraction.

2 files changed, 12 insertions, 12 deletions

diff --git a/vector.cpp b/vector.cpp
index 6c71991..3ab3e34 100644
--- a/vector.cpp
+++ b/vector.cpp
@@ -26,7 +26,7 @@ Vector2& Vector2::operator+=(const Vector2& v) {
 	return *this;
 }
 
-Vector2& Vector2::operator+(const Vector2& v) {
+Vector2 Vector2::operator+(const Vector2& v) {
 	return Vector2(*this) += v;
 }
 
@@ -36,7 +36,7 @@ Vector2& Vector2::operator-=(const Vector2& v) {
 	return *this;
 }
 
-Vector2& Vector2::operator-(const Vector2& v) {
+Vector2 Vector2::operator-(const Vector2& v) {
 	return Vector2(*this) -= v;
 }
 
@@ -70,7 +70,7 @@ Vector3& Vector3::operator+=(const Vector3& v) {
 	return *this;
 }
 
-Vector3& Vector3::operator+(const Vector3& v) {
+Vector3 Vector3::operator+(const Vector3& v) {
 	return Vector3(*this) += v;
 }
 
@@ -81,7 +81,7 @@ Vector3& Vector3::operator-=(const Vector3& v) {
 	return *this;
 }
 
-Vector3& Vector3::operator-(const Vector3& v) {
+Vector3 Vector3::operator-(const Vector3& v) {
 	return Vector3(*this) -= v;
 }
 
@@ -116,7 +116,7 @@ Vector4& Vector4::operator+=(const Vector4& v) {
 	return *this;
 }
 
-Vector4& Vector4::operator+(const Vector4& v) {
+Vector4 Vector4::operator+(const Vector4& v) {
 	return Vector4(*this) += v;
 }
 
@@ -128,6 +128,6 @@ Vector4& Vector4::operator-=(const Vector4& v) {
 	return *this;
 }
 
-Vector4& Vector4::operator-(const Vector4& v) {
+Vector4 Vector4::operator-(const Vector4& v) {
 	return Vector4(*this) -= v;
 }
diff --git a/vector.h b/vector.h
index 8d85684..a74fe8c 100644
--- a/vector.h
+++ b/vector.h
@@ -16,9 +16,9 @@ class Vector2 {
 		
 		Vector2& operator=(const Vector2& v);
 		Vector2& operator+=(const Vector2& v);
-		Vector2& operator+(const Vector2& v);
+		Vector2 operator+(const Vector2& v);
 		Vector2& operator-=(const Vector2& v);
-		Vector2& operator-(const Vector2& v);
+		Vector2 operator-(const Vector2& v);
 };
 
 class Vector3 : public Vector2 {
@@ -33,9 +33,9 @@ class Vector3 : public Vector2 {
 		
 		Vector3& operator=(const Vector3& v);
 		Vector3& operator+=(const Vector3& v);
-		Vector3& operator+(const Vector3& v);
+		Vector3 operator+(const Vector3& v);
 		Vector3& operator-=(const Vector3& v);
-		Vector3& operator-(const Vector3& v);
+		Vector3 operator-(const Vector3& v);
 };
 
 class Vector4 : public Vector3 {
@@ -50,9 +50,9 @@ class Vector4 : public Vector3 {
 
 		Vector4& operator=(const Vector4& v);
 		Vector4& operator+=(const Vector4& v);
-		Vector4& operator+(const Vector4& v);
+		Vector4 operator+(const Vector4& v);
 		Vector4& operator-=(const Vector4& v);
-		Vector4& operator-(const Vector4& v);
+		Vector4 operator-(const Vector4& v);
 };
 
 #endif