From: terencehill <piuntn@gmail.com>
Date: Sat, 23 Jun 2018 20:47:21 +0000 (+0200)
Subject: Bot AI: implement a rough way of unstucking bots from bad spots or when other bots... 
X-Git-Tag: xonotic-v0.8.5~1923^2~19
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=ba0a58887eb136f70e4fab9326b00e9e96bd10b6;p=xonotic%2Fxonotic-data.pk3dir.git

Bot AI: implement a rough way of unstucking bots from bad spots or when other bots of the same team block all their ways
---

diff --git a/qcsrc/server/bot/default/navigation.qc b/qcsrc/server/bot/default/navigation.qc
index 6ae5feba0..32d5c4814 100644
--- a/qcsrc/server/bot/default/navigation.qc
+++ b/qcsrc/server/bot/default/navigation.qc
@@ -1878,6 +1878,17 @@ void navigation_unstuck(entity this)
 				bot_waypoint_queue_bestgoal = bot_waypoint_queue_goal;
 			}
 		}
+
+		// move to a random waypoint while bot is searching for a walkable path;
+		// this is usually sufficient to unstuck bots from bad spots or when other
+		// bots of the same team block all their ways
+		if (!bot_waypoint_queue_bestgoal && (!this.goalentity || random() < 0.1))
+		{
+			navigation_clearroute(this);
+			navigation_routetogoal(this, bot_waypoint_queue_goal, this.origin);
+			navigation_goalrating_timeout_expire(this, 1 + random() * 2);
+		}
+
 		bot_waypoint_queue_goal = bot_waypoint_queue_goal.bot_waypoint_queue_nextgoal;
 
 		if (!bot_waypoint_queue_goal)
@@ -1885,6 +1896,7 @@ void navigation_unstuck(entity this)
 			if (bot_waypoint_queue_bestgoal)
 			{
 				LOG_DEBUG(this.netname, " stuck, reachable waypoint found, heading to it");
+				navigation_clearroute(this);
 				navigation_routetogoal(this, bot_waypoint_queue_bestgoal, this.origin);
 				navigation_goalrating_timeout_set(this);
 				this.aistatus &= ~AI_STATUS_STUCK;