From a98bd4eaf6880397c9943b09cca38414698d9b6c Mon Sep 17 00:00:00 2001
From: Eukara <eukara@users.sourceforge.net>
Date: Tue, 29 Dec 2020 07:22:21 +0000
Subject: [PATCH] Routing: We forgot to pass the linkflags a way-file may
 define, fixed that

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@5796 fc73d0e0-1445-4013-8a0c-d673dee63da5
---
 engine/server/sv_move.c | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/engine/server/sv_move.c b/engine/server/sv_move.c
index 9c9698b5f..7dbef3f9e 100644
--- a/engine/server/sv_move.c
+++ b/engine/server/sv_move.c
@@ -867,7 +867,13 @@ void Route_Calculated(void *ctx, void *data, size_t a, size_t b)
 //#define FLOODALL
 #define COST_INFINITE FLT_MAX
 
-static qboolean Route_Completed(struct routecalc_s *r, int *nodecamefrom)
+typedef struct
+{
+	int id;
+	int flags;
+} nodefrom_t;
+
+static qboolean Route_Completed(struct routecalc_s *r, nodefrom_t *nodecamefrom)
 {
 	size_t u;
 	struct waypointnetwork_s *n = r->waynet;
@@ -884,11 +890,11 @@ static qboolean Route_Completed(struct routecalc_s *r, int *nodecamefrom)
 	for (;;)
 	{
 		VectorCopy(n->waypoints[u].org, r->resultnodes[r->numresultnodes].pos);
-		r->resultnodes[r->numresultnodes].linkflags = 0;
+		r->resultnodes[r->numresultnodes].linkflags = nodecamefrom[u].flags;
 		r->numresultnodes++;
 		if (u == r->startn)
 			break;
-		u = nodecamefrom[u];
+		u = nodecamefrom[u].id;
 	}
 
 	//and include the start point, because we can
@@ -918,7 +924,7 @@ static qboolean Route_Process(struct routecalc_s *r)
 		float cost;
 	} *open = alloca(sizeof(*open)*n->numwaypoints);
 	float *nodecost = alloca(sizeof(*nodecost)*n->numwaypoints);
-	int *nodecamefrom = alloca(sizeof(*nodecamefrom)*n->numwaypoints);
+	nodefrom_t *nodecamefrom = alloca(sizeof(*nodecamefrom)*n->numwaypoints);
 
 	for(u = 0; u < n->numwaypoints; u++)
 		nodecost[u] = COST_INFINITE;
@@ -962,7 +968,8 @@ static qboolean Route_Process(struct routecalc_s *r)
 			if (realcost >= nodecost[linkidx])
 				continue;
 
-			nodecamefrom[linkidx] = nodeidx;
+			nodecamefrom[linkidx].id = nodeidx;
+			nodecamefrom[linkidx].flags = l->linkflags;
 			nodecost[linkidx] = realcost;
 
 			for (j = opennodes-1; j >= 0; j--)
@@ -1009,7 +1016,7 @@ static qboolean Route_Process(struct routecalc_s *r)
 	//we use an open list in a desperate attempt to avoid recursing the entire network
 	int *open = alloca(sizeof(*open)*n->numwaypoints);
 	float *nodecost = alloca(sizeof(*nodecost)*n->numwaypoints);
-	int *nodecamefrom = alloca(sizeof(*nodecamefrom)*n->numwaypoints);
+	nodefrom_t *nodecamefrom = alloca(sizeof(*nodecamefrom)*n->numwaypoints);
 
 	for(u = 0; u < n->numwaypoints; u++)
 		nodecost[u] = COST_INFINITE;
@@ -1035,7 +1042,8 @@ static qboolean Route_Process(struct routecalc_s *r)
 			if (realcost >= nodecost[linkidx])
 				continue;
 
-			nodecamefrom[linkidx] = nodeidx;
+			nodecamefrom[linkidx].id = nodeidx;
+			nodecamefrom[linkidx].flags = l->linkflags;
 			nodecost[linkidx] = realcost;
 
 			for (j = 0; j < opennodes; j++)