diff options
Diffstat (limited to '')
| -rw-r--r-- | src/math/Vector2D.h | 7 |
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; |