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Add CellCostChanged event to Locomotor.

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This event allows subscribers to be made aware when the terrain costs for a cell change.
This commit is contained in:
RoosterDragon
2022-04-22 20:04:32 +01:00
committed by teinarss
parent bc676fbf78
commit 714b38c97c
1 changed files with 16 additions and 4 deletions
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20
OpenRA.Mods.Common/Traits/World/Locomotor.cs
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@@ -1,6 +1,6 @@
#region Copyright & License Information #region Copyright & License Information
/* /*
* Copyright 2007-2021 The OpenRA Developers (see AUTHORS) * Copyright 2007-2022 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made * This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License * available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3 of * as published by the Free Software Foundation, either version 3 of
@@ -145,6 +145,11 @@ namespace OpenRA.Mods.Common.Traits
public readonly LocomotorInfo Info; public readonly LocomotorInfo Info;
public readonly uint MovementClass; public readonly uint MovementClass;
/// <summary>
/// Raised when the movement cost for a cell changes, providing the old and new costs.
/// </summary>
public event Action<CPos, short, short> CellCostChanged;
readonly LocomotorInfo.TerrainInfo[] terrainInfos; readonly LocomotorInfo.TerrainInfo[] terrainInfos;
readonly World world; readonly World world;
readonly HashSet<CPos> dirtyCells = new HashSet<CPos>(); readonly HashSet<CPos> dirtyCells = new HashSet<CPos>();
@@ -218,7 +223,7 @@ namespace OpenRA.Mods.Common.Traits
public bool CanMoveFreelyInto(Actor actor, CPos cell, SubCell subCell, BlockedByActor check, Actor ignoreActor) public bool CanMoveFreelyInto(Actor actor, CPos cell, SubCell subCell, BlockedByActor check, Actor ignoreActor)
{ {
// If the check allows: We are not blocked by transient actors. // If the check allows: We are not blocked by other actors.
if (check == BlockedByActor.None) if (check == BlockedByActor.None)
return true; return true;
@@ -432,8 +437,15 @@ namespace OpenRA.Mods.Common.Traits
cost = terrainInfos[index].Cost; cost = terrainInfos[index].Cost;
var cache = cellsCost[cell.Layer]; var cache = cellsCost[cell.Layer];
if (CellCostChanged == null)
cache[cell] = cost; cache[cell] = cost;
else
{
var uv = cell.ToMPos(world.Map);
var oldCost = cache[uv];
cache[uv] = cost;
CellCostChanged(cell, oldCost, cost);
}
} }
void UpdateCellBlocking(CPos cell) void UpdateCellBlocking(CPos cell)