Zone guard will cause object be placed as far away from it as possible in both zones.

lib/rmg/CMapGenerator.cpp

@@ -534,6 +534,7 @@ void CMapGenerator::createDirectConnections()
 				{
 					setOccupied(guardPos, ETileType::FREE); //just in case monster is too weak to spawn
 					zoneA->addMonster(this, guardPos, connection.getGuardStrength(), false, true);
+					zoneB->updateDistances(this, guardPos); //place next objects away from guard in both zones
 					//zones can make paths only in their own area
 					zoneA->crunchPath(this, guardPos, posA, true, zoneA->getFreePaths()); //make connection towards our zone center
 					zoneB->crunchPath(this, guardPos, posB, true, zoneB->getFreePaths()); //make connection towards other zone center

lib/rmg/CRmgTemplateZone.cpp

@@ -2112,13 +2112,7 @@ void CRmgTemplateZone::placeObject(CMapGenerator* gen, CGObjectInstance* object,
 		}
 	}
 	if (updateDistance)
-	{
-		for(auto tile : possibleTiles) //don't need to mark distance for not possible tiles
-		{
-			si32 d = pos.dist2dSQ(tile); //optimization, only relative distance is interesting
-			gen->setNearestObjectDistance(tile, std::min<float>(d, gen->getNearestObjectDistance(tile)));
-		}
-	}
+		updateDistances(gen, pos);
 
 	switch (object->ID)
 	{
@@ -2138,6 +2132,15 @@ void CRmgTemplateZone::placeObject(CMapGenerator* gen, CGObjectInstance* object,
 	}
 }
 
+void CRmgTemplateZone::updateDistances(CMapGenerator* gen, const int3 & pos)
+{
+	for (auto tile : possibleTiles) //don't need to mark distance for not possible tiles
+	{
+		ui32 d = pos.dist2dSQ(tile); //optimization, only relative distance is interesting
+		gen->setNearestObjectDistance(tile, std::min<float>(d, gen->getNearestObjectDistance(tile)));
+	}
+}
+
 void CRmgTemplateZone::placeAndGuardObject(CMapGenerator* gen, CGObjectInstance* object, const int3 &pos, si32 str, bool zoneGuard)
 {
 	placeObject(gen, object, pos);

lib/rmg/CRmgTemplateZone.h

@@ -192,6 +192,7 @@ public:
 	bool crunchPath(CMapGenerator* gen, const int3 &src, const int3 &dst, bool onlyStraight, std::set<int3>* clearedTiles = nullptr);
 	bool connectPath(CMapGenerator* gen, const int3& src, bool onlyStraight);
 	bool connectWithCenter(CMapGenerator* gen, const int3& src, bool onlyStraight);
+	void updateDistances(CMapGenerator* gen, const int3 & pos);
 
 	std::vector<int3> getAccessibleOffsets (CMapGenerator* gen, CGObjectInstance* object);
 	bool areAllTilesAvailable(CMapGenerator* gen, CGObjectInstance* obj, int3& tile, std::set<int3>& tilesBlockedByObject) const;