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MOAR PERF

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This commit is contained in:
Chris Forbes
2009-11-04 21:49:18 +13:00
parent c4f5b8e7fe
commit bf997a29c0
1 changed files with 23 additions and 11 deletions
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34
OpenRa.FileFormats/Map.cs
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@@ -150,32 +150,44 @@ namespace OpenRa.FileFormats
return true; return true;
} }
byte ore = 5;
byte ChooseOre()
{
if (++ore > 8) ore = 5;
return ore;
}
public void GrowOre( Func<int2, bool> canSpreadIntoCell, Random r ) /* todo: deal with ore pits */ public void GrowOre( Func<int2, bool> canSpreadIntoCell, Random r ) /* todo: deal with ore pits */
{ {
/* phase 1: grow into neighboring regions */ /* phase 1: grow into neighboring regions */
var newOverlay = new byte[128, 128]; var newOverlay = new byte[128, 128];
for( int j = 1; j < 127; j++ ) var mini = this.XOffset;
for (int i = 1; i < 127; i++) var minj = this.YOffset;
var maxi = this.XOffset + Width;
var maxj = this.YOffset + Height;
for (int j = minj; j < maxj; j++)
for (int i = mini; i < maxi; i++)
{ {
newOverlay[i,j] = 0xff; newOverlay[i,j] = 0xff;
if (!HasOverlay(i, j) && GetOreDensity(i, j) > 0 && canSpreadIntoCell(new int2(i,j)) if (!HasOverlay(i, j) && r.NextDouble() < oreRate && GetOreDensity(i, j) > 0 && canSpreadIntoCell(new int2(i, j))
&& r.NextDouble() < oreRate ) )
newOverlay[i, j] = (byte)r.Next(5,9); newOverlay[i, j] = ChooseOre(); //(byte)r.Next(5, 9);
} }
for (int j = 1; j < 127; j++) for (int j = minj; j < maxj; j++)
for (int i = 1; i < 127; i++) for (int i = mini; i < maxi; i++)
if (newOverlay[i, j] != 0xff) if (newOverlay[i, j] != 0xff)
MapTiles[i, j].overlay = newOverlay[i, j]; MapTiles[i, j].overlay = newOverlay[i, j];
/* phase 2: increase density of existing areas */ /* phase 2: increase density of existing areas */
var newDensity = new byte[128, 128]; var newDensity = new byte[128, 128];
for (int j = 1; j < 127; j++) for (int j = minj; j < maxj; j++)
for (int i = 1; i < 127; i++) for (int i = mini; i < maxi; i++)
if (ContainsOre(i, j)) newDensity[i,j] = GetOreDensity(i, j); if (ContainsOre(i, j)) newDensity[i,j] = GetOreDensity(i, j);
for (int j = 1; j < 127; j++) for (int j = minj; j < maxj; j++)
for (int i = 1; i < 127; i++) for (int i = mini; i < maxi; i++)
if (MapTiles[i, j].density < newDensity[i, j]) if (MapTiles[i, j].density < newDensity[i, j])
++MapTiles[i, j].density; ++MapTiles[i, j].density;
} }