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Add ChooseClosestEdgeCell() method to the Map class

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penev92
2015-03-14 00:23:14 +02:00
parent 4c0a81fe15
commit 5927e1080a
1 changed files with 13 additions and 0 deletions
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13
OpenRA.Game/Map/Map.cs
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@@ -804,6 +804,19 @@ namespace OpenRA
return new MPos(x, y).ToCPos(this);
}
public CPos ChooseClosestEdgeCell(CPos pos)
{
var mpos = pos.ToMPos(this);
var horizontalBound = ((mpos.U - Bounds.Left) < Bounds.Width / 2) ? Bounds.Left : Bounds.Right;
var verticalBound = ((mpos.V - Bounds.Top) < Bounds.Height / 2) ? Bounds.Top : Bounds.Bottom;
var distX = Math.Abs(horizontalBound - mpos.U);
var distY = Math.Abs(verticalBound - mpos.V);
return distX < distY ? new MPos(horizontalBound, mpos.V).ToCPos(this) : new MPos(mpos.U, verticalBound).ToCPos(this);
}
public CPos ChooseRandomEdgeCell(MersenneTwister rand)
{
var isX = rand.Next(2) == 0;