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-rw-r--r--src/math/Vector2D.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/math/Vector2D.h b/src/math/Vector2D.h
index 705ad763..0885a5d2 100644
--- a/src/math/Vector2D.h
+++ b/src/math/Vector2D.h
@@ -11,16 +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){
+ if(sq > 0.0f){
float invsqrt = RecipSqrt(sq);
x *= invsqrt;
y *= invsqrt;
- //}else
- // x = 1.0f;
+ }else
+ y = 1.0f;
}
-
+
const CVector2D &operator+=(CVector2D const &right) {
x += right.x;
y += right.y;