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Move FindTilesInCircle from WorldUtils to Map

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This commit is contained in:
Pavlos Touboulidis
2014-06-13 14:24:53 +03:00
parent 03b8096807
commit 060d5326ed
11 changed files with 70 additions and 60 deletions
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33
OpenRA.Game/WorldUtils.cs
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@@ -55,39 +55,6 @@ namespace OpenRA
}
}
public static IEnumerable<CPos> FindTilesInCircle(this World world, CPos a, int r)
{
if (r >= TilesByDistance.Length)
throw new InvalidOperationException("FindTilesInCircle supports queries for only <= {0}".F(MaxRange));
for(var i = 0; i <= r; i++)
{
foreach(var offset in TilesByDistance[i])
{
var t = offset + a;
if (world.Map.Bounds.Contains(t.X, t.Y))
yield return t;
}
}
}
static List<CVec>[] InitTilesByDistance(int max)
{
var ts = new List<CVec>[max+1];
for (var i = 0; i < max+1; i++)
ts[i] = new List<CVec>();
for (var j = -max; j <= max; j++)
for (var i = -max; i <= max; i++)
if (max * max >= i * i + j * j)
ts[(int)Math.Ceiling(Math.Sqrt(i*i + j*j))].Add(new CVec(i,j));
return ts;
}
public const int MaxRange = 50;
static List<CVec>[] TilesByDistance = InitTilesByDistance(MaxRange);
public static CPos ChooseRandomEdgeCell(this World w)
{
var isX = w.SharedRandom.Next(2) == 0;