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Add ISingleInstanceInit interface.

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Inits that are logically singletons (e.g. actor
location or owner) should implement this interface
to avoid runtime inconsistencies.

Duplicate instances are rejected at init-time,
allowing simpler queries when they are used.
This commit is contained in:
Paul Chote
2020-05-30 16:48:35 +01:00
committed by reaperrr
parent 86305879cb
commit b856613194
45 changed files with 169 additions and 95 deletions
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4
OpenRA.Mods.Common/Traits/Modifiers/FrozenUnderFog.cs
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@@ -59,7 +59,7 @@ namespace OpenRA.Mods.Common.Traits
// Explore map-placed actors if the "Explore Map" option is enabled
var shroudInfo = init.World.Map.Rules.Actors["player"].TraitInfo<ShroudInfo>();
var exploredMap = init.World.LobbyInfo.GlobalSettings.OptionOrDefault("explored", shroudInfo.ExploredMapCheckboxEnabled);
startsRevealed = exploredMap && init.Contains<SpawnedByMapInit>(info) && !init.Contains<HiddenUnderFogInit>(info);
startsRevealed = exploredMap && init.Contains<SpawnedByMapInit>() && !init.Contains<HiddenUnderFogInit>();
var buildingInfo = init.Self.Info.TraitInfoOrDefault<BuildingInfo>();
var footprintCells = buildingInfo != null ? buildingInfo.FrozenUnderFogTiles(init.Self.Location).ToList() : new List<CPos>() { init.Self.Location };
footprint = footprintCells.SelectMany(c => map.ProjectedCellsCovering(c.ToMPos(map))).ToArray();
@@ -195,5 +195,5 @@ namespace OpenRA.Mods.Common.Traits
}
}
public class HiddenUnderFogInit : RuntimeFlagInit { }
public class HiddenUnderFogInit : RuntimeFlagInit, ISingleInstanceInit { }
}