forked from Mirrors/openclonk
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/*
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* OpenClonk, http://www.openclonk.org
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*
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* Copyright (c) 1998-2000, Matthes Bender
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* Copyright (c) 2001-2009, RedWolf Design GmbH, http://www.clonk.de/
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* Copyright (c) 2009-2016, The OpenClonk Team and contributors
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*
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* Distributed under the terms of the ISC license; see accompanying file
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* "COPYING" for details.
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*
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* "Clonk" is a registered trademark of Matthes Bender, used with permission.
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* See accompanying file "TRADEMARK" for details.
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*
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* To redistribute this file separately, substitute the full license texts
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* for the above references.
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*/
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/* Finds the way through the Clonk landscape */
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#ifndef INC_C4PathFinder
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#define INC_C4PathFinder
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#include <functional>
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class C4Object;
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class C4PathFinderRay;
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class C4PathFinder
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{
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friend class C4PathFinderRay;
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public:
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C4PathFinder();
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~C4PathFinder();
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typedef std::function<bool(int32_t x, int32_t y)> PointFreeFn;
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typedef std::function<bool(int32_t x, int32_t y, C4Object *transfer_object)> SetWaypointFn;
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void Draw(C4TargetFacet &cgo);
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void Clear();
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void Default();
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void Init(PointFreeFn fnPointFree, C4TransferZones* pTransferZones=nullptr);
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bool Find(int32_t iFromX, int32_t iFromY, int32_t iToX, int32_t iToY, SetWaypointFn fnSetWaypoint);
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void EnableTransferZones(bool fEnabled);
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void SetLevel(int iLevel);
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private:
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void Run();
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bool AddRay(int32_t iFromX, int32_t iFromY, int32_t iToX, int32_t iToY, int32_t iDepth, int32_t iDirection, C4PathFinderRay *pFrom, C4TransferZone *pUseZone=nullptr);
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bool SplitRay(C4PathFinderRay *pRay, int32_t iAtX, int32_t iAtY);
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bool Execute();
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PointFreeFn PointFree;
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SetWaypointFn SetWaypoint;
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C4PathFinderRay *FirstRay;
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bool Success;
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C4TransferZones *TransferZones;
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bool TransferZonesEnabled;
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int Level;
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};
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#endif
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