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Cache DomainIndex in PathFinder

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Should save a trait look-up for each path search. Also ditch bogus null checks (this trait is a must-have anyway, so we *want* to crash if it's missing).
This commit is contained in:
reaperrr
2018-06-18 23:36:46 +02:00
committed by abcdefg30
parent 893e20ee76
commit adc03c41b1
1 changed files with 13 additions and 2 deletions
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15
OpenRA.Mods.Common/Traits/World/PathFinder.cs
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@@ -55,6 +55,8 @@ namespace OpenRA.Mods.Common.Traits
{
static readonly List<CPos> EmptyPath = new List<CPos>(0);
readonly World world;
DomainIndex domainIndex;
bool cached;
public PathFinder(World world)
{
@@ -64,9 +66,13 @@ namespace OpenRA.Mods.Common.Traits
public List<CPos> FindUnitPath(CPos source, CPos target, Actor self, Actor ignoreActor)
{
var li = self.Info.TraitInfo<MobileInfo>().LocomotorInfo;
if (!cached)
{
domainIndex = world.WorldActor.TraitOrDefault<DomainIndex>();
cached = true;
}
// If a water-land transition is required, bail early
var domainIndex = world.WorldActor.TraitOrDefault<DomainIndex>();
if (domainIndex != null && !domainIndex.IsPassable(source, target, li))
return EmptyPath;
@@ -86,6 +92,12 @@ namespace OpenRA.Mods.Common.Traits
public List<CPos> FindUnitPathToRange(CPos source, SubCell srcSub, WPos target, WDist range, Actor self)
{
if (!cached)
{
domainIndex = world.WorldActor.TraitOrDefault<DomainIndex>();
cached = true;
}
var mi = self.Info.TraitInfo<MobileInfo>();
var li = mi.LocomotorInfo;
var targetCell = world.Map.CellContaining(target);
@@ -101,7 +113,6 @@ namespace OpenRA.Mods.Common.Traits
// See if there is any cell within range that does not involve a cross-domain request
// Really, we only need to check the circle perimeter, but it's not clear that would be a performance win
var domainIndex = world.WorldActor.TraitOrDefault<DomainIndex>();
if (domainIndex != null)
{
tilesInRange = new List<CPos>(tilesInRange.Where(t => domainIndex.IsPassable(source, t, li)));