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-rw-r--r--src/math/Vector2D.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/math/Vector2D.h b/src/math/Vector2D.h
index 1e4d698f..0885a5d2 100644
--- a/src/math/Vector2D.h
+++ b/src/math/Vector2D.h
@@ -11,15 +11,18 @@ public:
float Magnitude(void) const { return Sqrt(x*x + y*y); }
float MagnitudeSqr(void) const { return x*x + y*y; }
- void Normalise(void){
+ void Normalise(void);
+
+ void NormaliseSafe(void) {
float sq = MagnitudeSqr();
if(sq > 0.0f){
float invsqrt = RecipSqrt(sq);
x *= invsqrt;
y *= invsqrt;
}else
- x = 1.0f;
+ y = 1.0f;
}
+
const CVector2D &operator+=(CVector2D const &right) {
x += right.x;
y += right.y;