Changeset 161 in flair-src for trunk/lib/FlairCore/src/Vector2D.cpp

Timestamp:

Mar 6, 2017, 12:45:57 AM (8 years ago)

Author:

Sanahuja Guillaume

Message:

modifs

File:

• trunk/lib/FlairCore/src/Vector2D.cpp (modified) (2 diffs)

trunk/lib/FlairCore/src/Vector2D.cpp

@@ -33 +33 @@
 }
 
+Vector2D &Vector2D::operator+=(const Vector2D &vector) {
+  x += vector.x;
+  y += vector.y;
+  return (*this);
+}
+
+Vector2D &Vector2D::operator-=(const Vector2D &vector) {
+  x -= vector.x;
+  y -= vector.y;
+  return (*this);
+}
+
 Vector2D operator+(const Vector2D &vectorA, const Vector2D &vectorB) {
   return Vector2D(vectorA.x + vectorB.x, vectorA.y + vectorB.y);
@@ -39 +51 @@
 Vector2D operator-(const Vector2D &vectorA, const Vector2D &vectorB) {
   return Vector2D(vectorA.x - vectorB.x, vectorA.y - vectorB.y);
+}
+
+Vector2D operator-(const Vector2D &vectorA) {
+ return Vector2D(-vectorA.x, -vectorA.y);
 }