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Merge pull request #5977 from pchote/oi-keep-moving

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Don’t cancel MoveAdjacentTo / MoveWithinRange when target becomes invalid
This commit is contained in:
Matthias Mailänder
2014-07-19 09:39:32 +02:00
parent d2aa97c1d1 850fcd5100
commit 6c1efac235
1 changed files with 20 additions and 21 deletions
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41
OpenRA.Mods.RA/Activities/MoveAdjacentTo.cs
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@@ -8,6 +8,7 @@
*/
#endregion
using System;
using System.Collections.Generic;
using System.Linq;
using OpenRA.Mods.RA.Move;
@@ -17,12 +18,14 @@ namespace OpenRA.Mods.RA.Activities
{
public class MoveAdjacentTo : Activity
{
protected readonly Target target;
static readonly List<CPos> NoPath = new List<CPos>();
readonly Mobile mobile;
readonly PathFinder pathFinder;
readonly DomainIndex domainIndex;
readonly uint movementClass;
protected Target target { get; private set; }
protected CPos targetPosition;
Activity inner;
bool repath;
@@ -52,6 +55,11 @@ namespace OpenRA.Mods.RA.Activities
return targetPosition != oldTargetPosition;
}
protected virtual IEnumerable<CPos> CandidateMovementCells(Actor self)
{
return Util.AdjacentCells(self.World, target);
}
public override Activity Tick(Actor self)
{
var targetIsValid = target.IsValidFor(self);
@@ -65,7 +73,7 @@ namespace OpenRA.Mods.RA.Activities
return NextActivity;
// Target has moved, and MoveAdjacentTo is still valid.
UpdateInnerPath(self);
inner = mobile.MoveTo(() => CalculatePathToTarget(self));
repath = false;
}
@@ -75,22 +83,20 @@ namespace OpenRA.Mods.RA.Activities
var oldTargetPosition = targetPosition;
targetPosition = self.World.Map.CellContaining(target.CenterPosition);
var shroudStop = ShouldStop(self, oldTargetPosition);
if (shroudStop || (!repath && ShouldRepath(self, oldTargetPosition)))
var shouldStop = ShouldStop(self, oldTargetPosition);
if (shouldStop || (!repath && ShouldRepath(self, oldTargetPosition)))
{
// Finish moving into the next cell and then repath.
if (inner != null)
inner.Cancel(self);
repath = !shroudStop;
repath = !shouldStop;
}
}
else
{
// Target became invalid. Cancel the inner order,
// and then wait for it to move into the next cell
// before finishing this order (handled above).
inner.Cancel(self);
// Target became invalid. Move to its last known position.
target = Target.FromCell(self.World, targetPosition);
}
// Ticks the inner move activity to actually move the actor.
@@ -99,12 +105,7 @@ namespace OpenRA.Mods.RA.Activities
return this;
}
protected virtual IEnumerable<CPos> CandidateMovementCells(Actor self)
{
return Util.AdjacentCells(self.World, target);
}
void UpdateInnerPath(Actor self)
List<CPos> CalculatePathToTarget(Actor self)
{
var targetCells = CandidateMovementCells(self);
var searchCells = new List<CPos>();
@@ -115,14 +116,12 @@ namespace OpenRA.Mods.RA.Activities
searchCells.Add(cell);
if (!searchCells.Any())
return;
return NoPath;
var path = pathFinder.FindBidiPath(
PathSearch.FromPoints(self.World, mobile.Info, self, searchCells, loc, true),
PathSearch.FromPoint(self.World, mobile.Info, self, loc, targetPosition, true).Reverse()
);
var fromSrc = PathSearch.FromPoints(self.World, mobile.Info, self, searchCells, loc, true);
var fromDest = PathSearch.FromPoint(self.World, mobile.Info, self, loc, targetPosition, true).Reverse();
inner = mobile.MoveTo(() => path);
return pathFinder.FindBidiPath(fromSrc, fromDest);
}
public override IEnumerable<Target> GetTargets(Actor self)