Core/Auras: Prevent remove of auras interrupted by turning if the turn could be caused by float calculation error (#18595)

(cherry-picked from 38f9919a37e0a3f17c454d4353d9ff2b79382e6b)
2018-12-09 14:18:42 +01:00
parent 8573b651c8
commit 4afee01b01
1 changed files with 2 additions and 1 deletions
@@ -12892,7 +12892,8 @@ bool Unit::UpdatePosition(float x, float y, float z, float orientation, bool tel
        return false;
    }

-    bool const turn = (GetOrientation() != orientation);
+    // Check if angular distance changed
+    bool const turn = G3D::fuzzyGt(M_PI - fabs(fabs(GetOrientation() - orientation) - M_PI), 0.0f);

    // G3D::fuzzyEq won't help here, in some cases magnitudes differ by a little more than G3D::eps, but should be considered equal
    bool const relocated = (teleport ||