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Fix NaN when dragging music controller

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When dragging music controller we divide by the dragged distance.
When dragging to the origin of the drag this resulted in NaN.
Now, we check for this and use 0 in this case.
This commit is contained in:
Thomas Müller 2017-03-18 12:46:12 +01:00
parent 3649b432a1
commit 9af0104e3e
1 changed files with 1 additions and 1 deletions
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osu.Game/Overlays/MusicController.cs
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@ -65,7 +65,7 @@ namespace osu.Game.Overlays
Vector2 change = state.Mouse.Position - state.Mouse.PositionMouseDown.Value; Vector2 change = state.Mouse.Position - state.Mouse.PositionMouseDown.Value;
// Diminish the drag distance as we go further to simulate "rubber band" feeling. // Diminish the drag distance as we go further to simulate "rubber band" feeling.
change *= (float)Math.Pow(change.Length, 0.7f) / change.Length; change *= change.Length <= 0 ? 0 : (float)Math.Pow(change.Length, 0.7f) / change.Length;
dragContainer.MoveTo(change); dragContainer.MoveTo(change);
return base.OnDrag(state); return base.OnDrag(state);