Nullkiller: copy VCAI

AI/Nullkiller/Pathfinding/Actions/BoatActions.cpp

@@ -0,0 +1,61 @@
+/*
+* BoatActions.cpp, part of VCMI engine
+*
+* Authors: listed in file AUTHORS in main folder
+*
+* License: GNU General Public License v2.0 or later
+* Full text of license available in license.txt file, in main folder
+*
+*/
+
+#include "StdInc.h"
+#include "../../Goals/AdventureSpellCast.h"
+#include "../../Goals/BuildBoat.h"
+#include "../../../../lib/mapping/CMap.h"
+#include "../../../../lib/mapObjects/MapObjects.h"
+#include "BoatActions.h"
+
+namespace AIPathfinding
+{
+	Goals::TSubgoal BuildBoatAction::whatToDo(const HeroPtr & hero) const
+	{
+		return Goals::sptr(Goals::BuildBoat(shipyard));
+	}
+
+	Goals::TSubgoal SummonBoatAction::whatToDo(const HeroPtr & hero) const
+	{
+		return Goals::sptr(Goals::AdventureSpellCast(hero, SpellID::SUMMON_BOAT));
+	}
+
+	void SummonBoatAction::applyOnDestination(
+		const CGHeroInstance * hero,
+		CDestinationNodeInfo & destination,
+		const PathNodeInfo & source,
+		AIPathNode * dstMode,
+		const AIPathNode * srcNode) const
+	{
+		dstMode->manaCost = srcNode->manaCost + getManaCost(hero);
+		dstMode->theNodeBefore = source.node;
+	}
+
+	bool SummonBoatAction::isAffordableBy(const CGHeroInstance * hero, const AIPathNode * source) const
+	{
+#ifdef VCMI_TRACE_PATHFINDER
+		logAi->trace(
+			"Hero %s has %d mana and needed %d and already spent %d",
+			hero->name,
+			hero->mana,
+			getManaCost(hero),
+			source->manaCost);
+#endif
+
+		return hero->mana >= source->manaCost + getManaCost(hero);
+	}
+
+	uint32_t SummonBoatAction::getManaCost(const CGHeroInstance * hero) const
+	{
+		SpellID summonBoat = SpellID::SUMMON_BOAT;
+
+		return hero->getSpellCost(summonBoat.toSpell());
+	}
+}