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-rw-r--r--src/math/Vector.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/math/Vector.h b/src/math/Vector.h
index 87895806..a86e4e72 100644
--- a/src/math/Vector.h
+++ b/src/math/Vector.h
@@ -22,7 +22,7 @@ public:
z = v.z;
}
// (0,1,0) means no rotation. So get right vector and its atan
- float Heading(void) const { return Atan2(-x, y); }
+ float Heading(void) const { return x == 0.0f && y == 0.0f ? 0.0f : Atan2(-x, y); }
float Magnitude(void) const { return Sqrt(x*x + y*y + z*z); }
float MagnitudeSqr(void) const { return x*x + y*y + z*z; }
float Magnitude2D(void) const { return Sqrt(x*x + y*y); }