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-rw-r--r--src/math/Vector.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/math/Vector.h b/src/math/Vector.h
index 1274a4b2..269ffc88 100644
--- a/src/math/Vector.h
+++ b/src/math/Vector.h
@@ -46,6 +46,13 @@ public:
y *= invsqrt;
z *= invsqrt;
}
+
+ void Normalise2D(void) {
+ float sq = MagnitudeSqr2D();
+ float invsqrt = RecipSqrt(sq);
+ x *= invsqrt;
+ y *= invsqrt;
+ }
const CVector &operator+=(CVector const &right) {
x += right.x;