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author | Sergeanur <s.anureev@yandex.ua> | 2020-04-17 15:31:43 +0200 |
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committer | Sergeanur <s.anureev@yandex.ua> | 2020-04-17 15:31:43 +0200 |
commit | 941c50ee2573c917676c3b03f4f386d55e27396d (patch) | |
tree | 3a1f3539413c578ac140a9fb36b1f909870481ff /src/math/Vector2D.h | |
parent | Remove patches (diff) | |
parent | implemented CVector2D::NormaliseSafe for SkidMarks (diff) | |
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Diffstat (limited to 'src/math/Vector2D.h')
-rw-r--r-- | src/math/Vector2D.h | 12 |
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; |