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73 lines
2.3 KiB
73 lines
2.3 KiB
//===== Copyright © 1996-2005, Valve Corporation, All rights reserved. ======// |
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// |
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// Purpose: Used to deal with AI navigation |
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// |
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// $Workfile: $ |
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// $Date: $ |
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//===========================================================================// |
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#ifndef AI_LINK_H |
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#define AI_LINK_H |
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#ifdef _WIN32 |
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#pragma once |
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#endif |
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#include "ai_hull.h" // For num hulls |
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enum Link_Info_t |
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{ |
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bits_LINK_STALE_SUGGESTED = 0x01, // NPC found this link to be blocked |
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bits_LINK_OFF = 0x02, // This link has been turned off |
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bits_LINK_PRECISE_MOVEMENT = 0x04, // This link requires precise movement near it (for moving through doors for NPCs w/ sloppy movement) |
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bits_PREFER_AVOID = 0x08, // This link has been marked as to prefer not to use it |
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bits_LINK_ASW_BASHABLE = 0x10, // This link is marked as blocked by a door that certain NPCs can break down |
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}; |
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// for most purposes a bashable door link is considered impassable (only special case NPCs can break them down and they |
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// need custom behaviors) |
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//============================================================================= |
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// >> CAI_Link |
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//============================================================================= |
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class CAI_DynamicLink; |
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#define AI_MOVE_TYPE_BITS ( bits_CAP_MOVE_GROUND | bits_CAP_MOVE_JUMP | bits_CAP_MOVE_FLY | bits_CAP_MOVE_CLIMB | bits_CAP_MOVE_SWIM | bits_CAP_MOVE_CRAWL ) |
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class CAI_Link |
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{ |
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public: |
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short m_iSrcID; // the node that 'owns' this link |
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short m_iDestID; // the node on the other end of the link. |
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inline int DestNodeID( int srcID ); // Given the source node ID, returns the destination ID |
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byte m_iAcceptedMoveTypes[NUM_HULLS]; // Capability_T of motions acceptable for each hull type |
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byte m_LinkInfo; // other information about this link |
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float m_timeStaleExpires; |
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int m_nDangerCount; // How many dangerous things are near this link? |
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CAI_DynamicLink *m_pDynamicLink; |
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private: |
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friend class CAI_Network; |
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CAI_Link(void); |
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}; |
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//----------------------------------------------------------------------------- |
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// Purpose: Given the source node ID, returns the destination ID |
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// Input : |
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// Output : |
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//----------------------------------------------------------------------------- |
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inline int CAI_Link::DestNodeID(int srcID) |
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{ |
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// hardware op for ( srcID==m_iSrcID ? m_iDestID : m_iSrcID ) |
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return ieqsel( srcID, m_iSrcID, m_iDestID, m_iSrcID ); |
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} |
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#endif // AI_LINK_H
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