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fix(Core/Travel): Bail chained probe on non-progress oscillation

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bash 2026-05-18 00:32:40 +02:00
parent 7b57fe4b18
commit 2de92e681f
1 changed files with 21 additions and 0 deletions
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21
src/Mgr/Travel/TravelMgr.cpp
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@ -852,6 +852,15 @@ std::vector<WorldPosition> WorldPosition::getPathFromPath(std::vector<WorldPosit
PathGenerator path(pathUnit); PathGenerator path(pathUnit);
// Non-progress detection: track best distance-to-target across
// iterations. If two consecutive steps fail to improve it, the
// chained probe is oscillating between polygons in a local navmesh
// pocket — bail to avoid accumulating 40 iterations of useless
// waypoints that leave the bot stranded mid-terrain.
float bestDistToTarget = std::numeric_limits<float>::max();
uint32 noProgress = 0;
constexpr uint32 MAX_NO_PROGRESS = 2;
// Limit the pathfinding attempts // Limit the pathfinding attempts
for (uint32 i = 0; i < maxAttempt; i++) for (uint32 i = 0; i < maxAttempt; i++)
{ {
@ -871,6 +880,18 @@ std::vector<WorldPosition> WorldPosition::getPathFromPath(std::vector<WorldPosit
if (isPathTo(subPath)) if (isPathTo(subPath))
break; break;
float distNow = this->distance(&subPath.back());
if (distNow + 0.5f >= bestDistToTarget)
{
if (++noProgress >= MAX_NO_PROGRESS)
break;
}
else
{
bestDistToTarget = distNow;
noProgress = 0;
}
currentPos = subPath.back(); currentPos = subPath.back();
} }