From 02d2884caed6c45fd81b1a981c72af470a49c5ae Mon Sep 17 00:00:00 2001
From: Michal Brzozowski <miki@extremic.com>
Date: Thu, 28 Mar 2019 11:22:36 +1100
Subject: [PATCH] Fix navigation cost when furniture destruction is involved

---
 position.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/position.cpp b/position.cpp
index ff191186d..7f3d3853c 100644
--- a/position.cpp
+++ b/position.cpp
@@ -944,7 +944,7 @@ optional<double> Position::getNavigationCost(const MovementType& movement) const
   }
   if (auto furniture = getFurniture(FurnitureLayer::MIDDLE))
     if (auto destroyAction = getBestDestroyAction(movement))
-      return *furniture->getStrength(*destroyAction) / 10;
+      return 1.0 + *furniture->getStrength(*destroyAction) / 10;
   if (movement.canBuildBridge() && canConstruct(FurnitureType::BRIDGE) &&
       !movement.isCompatible(getFurniture(FurnitureLayer::GROUND)->getTribe()))
     return 10;