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don't use ScrollDirection.Set when it's not needed

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This commit is contained in:
Chris Forbes
2011-07-11 23:17:27 +12:00
committed by Paul Chote
parent 1196948a13
commit ceaca47747
1 changed files with 6 additions and 11 deletions
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17
OpenRA.Game/Graphics/Viewport.cs
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@@ -56,17 +56,12 @@ namespace OpenRA.Graphics
public ScrollDirection GetBlockedDirections() public ScrollDirection GetBlockedDirections()
{ {
ScrollDirection blockedDirections = ScrollDirection.None; var ret = ScrollDirection.None;
if(scrollPosition.Y <= adjustedMapBounds.Top) if(scrollPosition.Y <= adjustedMapBounds.Top) ret |= ScrollDirection.Up;
blockedDirections = blockedDirections.Set(ScrollDirection.Up, true); if(scrollPosition.X <= adjustedMapBounds.Left) ret |= ScrollDirection.Left;
if(scrollPosition.X <= adjustedMapBounds.Left) if(scrollPosition.Y >= adjustedMapBounds.Bottom) ret |= ScrollDirection.Down;
blockedDirections = blockedDirections.Set(ScrollDirection.Left, true); if(scrollPosition.X >= adjustedMapBounds.Right) ret |= ScrollDirection.Right;
if(scrollPosition.Y >= adjustedMapBounds.Bottom) return ret;
blockedDirections = blockedDirections.Set(ScrollDirection.Down, true);
if(scrollPosition.X >= adjustedMapBounds.Right)
blockedDirections = blockedDirections.Set(ScrollDirection.Right, true);
return blockedDirections;
} }
public Viewport(int2 screenSize, Rectangle mapBounds, Renderer renderer) public Viewport(int2 screenSize, Rectangle mapBounds, Renderer renderer)