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Fix AiReachable crash (#1913)

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This system haunts my nightmares and I'm gonna refactor it before release.

Co-authored-by: Metal Gear Sloth <metalgearsloth@gmail.com>
This commit is contained in:
metalgearsloth
2020-08-26 00:44:23 +10:00
committed by GitHub
parent 6240f43ea5
commit b0a18ebc5b
1 changed files with 7 additions and 0 deletions
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7
Content.Server/GameObjects/EntitySystems/AI/Pathfinding/Accessible/AiReachableSystem.cs
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@@ -130,6 +130,7 @@ namespace Content.Server.GameObjects.EntitySystems.AI.Pathfinding.Accessible
_regions.Clear();
_cachedAccessible.Clear();
_queuedCacheDeletions.Clear();
_mapManager.OnGridRemoved -= GridRemoved;
}
public void ResettingCleanup()
@@ -626,6 +627,12 @@ namespace Content.Server.GameObjects.EntitySystems.AI.Pathfinding.Accessible
/// <param name="chunk"></param>
private void GenerateRegions(PathfindingChunk chunk)
{
// Grid deleted while update queued.
if (!_mapManager.TryGetGrid(chunk.GridId, out _))
{
return;
}
if (!_regions.ContainsKey(chunk.GridId))
{
_regions.Add(chunk.GridId, new Dictionary<PathfindingChunk, HashSet<PathfindingRegion>>());