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/***
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*
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* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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* Use, distribution, and modification of this source code and/or resulting
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* object code is restricted to non-commercial enhancements to products from
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* Valve LLC. All other use, distribution, or modification is prohibited
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* without written permission from Valve LLC.
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*
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****/
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//=========================================================
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// nodes.h
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//=========================================================
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#pragma once
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#if !defined(NODES_H)
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#define NODES_H
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#define NO_NODE -1
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#define bits_NODE_GROUP_REALM 1
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class CLink
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{
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public:
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entvars_t *m_pLinkEnt;// the entity that blocks this connection (doors, etc)
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};
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class CGraph
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{
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public:
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BOOL m_fGraphPresent;// is the graph in memory?
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BOOL m_fGraphPointersSet;// are the entity pointers for the graph all set?
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int m_cLinks;// total number of links
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CLink *m_pLinkPool;// big list of all node connections
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void InitGraph( void );
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int AllocNodes ( void );
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int CheckNODFile(const char *szMapName);
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int FLoadGraph(const char *szMapName);
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int FSetGraphPointers(void);
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void ShowNodeConnections ( int iNode );
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int FindNearestNode ( const Vector &vecOrigin, CBaseEntity *pEntity );
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int FindNearestNode ( const Vector &vecOrigin, int afNodeTypes );
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};
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extern CGraph WorldGraph;
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#endif // NODES_H
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