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Convert some keys users of CellLayer to index via map-coords for efficiency.

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This commit is contained in:
RoosterDragon
2014-12-05 20:55:18 +00:00
parent b728deb0e1
commit c37a691c33
11 changed files with 140 additions and 88 deletions
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18
OpenRA.Game/Traits/Player/FrozenActorLayer.cs
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@@ -23,7 +23,7 @@ namespace OpenRA.Traits
public class FrozenActor
{
public readonly CPos[] Footprint;
public readonly CPos[] FootprintInMapCoords;
public readonly CellRegion FootprintRegion;
public readonly WPos CenterPosition;
public readonly Rectangle Bounds;
@@ -40,10 +40,10 @@ namespace OpenRA.Traits
public bool Visible;
public FrozenActor(Actor self, CPos[] footprint, CellRegion footprintRegion)
public FrozenActor(Actor self, CPos[] footprintInMapCoords, CellRegion footprintRegion)
{
actor = self;
Footprint = footprint;
FootprintInMapCoords = footprintInMapCoords;
FootprintRegion = footprintRegion;
CenterPosition = self.CenterPosition;
@@ -58,7 +58,17 @@ namespace OpenRA.Traits
int flashTicks;
public void Tick(World world, Shroud shroud)
{
Visible = !Footprint.Any(shroud.IsVisibleTest(FootprintRegion));
// We are doing the following LINQ manually to avoid allocating an extra delegate since this is a hot path.
// Visible = !FootprintInMapCoords.Any(mapCoord => shroud.IsVisibleTest(FootprintRegion)(mapCoord.X, mapCoord.Y));
var isVisibleTest = shroud.IsVisibleTest(FootprintRegion);
Visible = true;
foreach (var mapCoord in FootprintInMapCoords)
if (isVisibleTest(mapCoord.X, mapCoord.Y))
{
Visible = false;
break;
}
if (flashTicks > 0)
flashTicks--;
}