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256 lines
8.4 KiB
256 lines
8.4 KiB
/*** |
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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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#include "extdll.h" |
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#include "util.h" |
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#include "cbase.h" |
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#include "monsters.h" |
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#include "soundent.h" |
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#include "nodes.h" |
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#include "talkmonster.h" |
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float CTalkMonster::g_talkWaitTime = 0; // time delay until it's ok to speak: used so that two NPCs don't talk at once |
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/*********************************************************/ |
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CGraph WorldGraph; |
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void CGraph::InitGraph( void ) { } |
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int CGraph::FLoadGraph( char *szMapName ) { return FALSE; } |
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int CGraph::AllocNodes( void ) { return FALSE; } |
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int CGraph::CheckNODFile( char *szMapName ) { return FALSE; } |
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int CGraph::FSetGraphPointers( void ) { return 0; } |
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void CGraph::ShowNodeConnections( int iNode ) { } |
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int CGraph::FindNearestNode( const Vector &vecOrigin, int afNodeTypes ) { return 0; } |
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/*********************************************************/ |
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void CBaseMonster::ReportAIState( void ) { } |
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float CBaseMonster::ChangeYaw( int speed ) { return 0; } |
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void CBaseMonster::MakeIdealYaw( Vector vecTarget ) { } |
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void CBaseMonster::CorpseFallThink( void ) |
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{ |
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if( pev->flags & FL_ONGROUND ) |
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{ |
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SetThink( NULL ); |
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SetSequenceBox(); |
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UTIL_SetOrigin( pev, pev->origin );// link into world. |
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} |
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else |
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pev->nextthink = gpGlobals->time + 0.1; |
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} |
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// Call after animation/pose is set up |
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void CBaseMonster::MonsterInitDead( void ) |
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{ |
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InitBoneControllers(); |
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pev->solid = SOLID_BBOX; |
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pev->movetype = MOVETYPE_TOSS;// so he'll fall to ground |
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pev->frame = 0; |
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ResetSequenceInfo(); |
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pev->framerate = 0; |
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// Copy health |
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pev->max_health = pev->health; |
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pev->deadflag = DEAD_DEAD; |
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UTIL_SetSize( pev, g_vecZero, g_vecZero ); |
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UTIL_SetOrigin( pev, pev->origin ); |
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// Setup health counters, etc. |
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BecomeDead(); |
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SetThink( &CBaseMonster::CorpseFallThink ); |
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pev->nextthink = gpGlobals->time + 0.5; |
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} |
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BOOL CBaseMonster::ShouldFadeOnDeath( void ) |
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{ |
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return FALSE; |
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} |
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BOOL CBaseMonster::FCheckAITrigger( void ) |
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{ |
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return FALSE; |
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} |
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void CBaseMonster::KeyValue( KeyValueData *pkvd ) |
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{ |
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CBaseToggle::KeyValue( pkvd ); |
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} |
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int CBaseMonster::IRelationship( CBaseEntity *pTarget ) |
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{ |
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static int iEnemy[14][14] = |
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{ // NONE MACH PLYR HPASS HMIL AMIL APASS AMONST APREY APRED INSECT PLRALY PBWPN ABWPN |
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/*NONE*/ { R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO, R_NO, R_NO }, |
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/*MACHINE*/ { R_NO ,R_NO ,R_DL ,R_DL ,R_NO ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_NO ,R_DL, R_DL, R_DL }, |
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/*PLAYER*/ { R_NO ,R_DL ,R_NO ,R_NO ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_NO ,R_NO, R_DL, R_DL }, |
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/*HUMANPASSIVE*/{ R_NO ,R_NO ,R_AL ,R_AL ,R_HT ,R_FR ,R_NO ,R_HT ,R_DL ,R_FR ,R_NO ,R_AL, R_NO, R_NO }, |
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/*HUMANMILITAR*/{ R_NO ,R_NO ,R_HT ,R_DL ,R_NO ,R_HT ,R_DL ,R_DL ,R_DL ,R_DL ,R_NO ,R_HT, R_NO, R_NO }, |
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/*ALIENMILITAR*/{ R_NO ,R_DL ,R_HT ,R_DL ,R_HT ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_DL, R_NO, R_NO }, |
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/*ALIENPASSIVE*/{ R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO, R_NO, R_NO }, |
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/*ALIENMONSTER*/{ R_NO ,R_DL ,R_DL ,R_DL ,R_DL ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_NO ,R_DL, R_NO, R_NO }, |
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/*ALIENPREY */{ R_NO ,R_NO ,R_DL ,R_DL ,R_DL ,R_NO ,R_NO ,R_NO ,R_NO ,R_FR ,R_NO ,R_DL, R_NO, R_NO }, |
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/*ALIENPREDATO*/{ R_NO ,R_NO ,R_DL ,R_DL ,R_DL ,R_NO ,R_NO ,R_NO ,R_HT ,R_DL ,R_NO ,R_DL, R_NO, R_NO }, |
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/*INSECT*/ { R_FR ,R_FR ,R_FR ,R_FR ,R_FR ,R_NO ,R_FR ,R_FR ,R_FR ,R_FR ,R_NO ,R_FR, R_NO, R_NO }, |
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/*PLAYERALLY*/ { R_NO ,R_DL ,R_AL ,R_AL ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_NO ,R_NO, R_NO, R_NO }, |
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/*PBIOWEAPON*/ { R_NO ,R_NO ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_DL ,R_NO ,R_DL, R_NO, R_DL }, |
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/*ABIOWEAPON*/ { R_NO ,R_NO ,R_DL ,R_DL ,R_DL ,R_AL ,R_NO ,R_DL ,R_DL ,R_NO ,R_NO ,R_DL, R_DL, R_NO } |
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}; |
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return iEnemy[Classify()][pTarget->Classify()]; |
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} |
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//========================================================= |
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// Look - Base class monster function to find enemies or |
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// food by sight. iDistance is distance ( in units ) that the |
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// monster can see. |
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// |
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// Sets the sight bits of the m_afConditions mask to indicate |
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// which types of entities were sighted. |
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// Function also sets the Looker's m_pLink |
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// to the head of a link list that contains all visible ents. |
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// (linked via each ent's m_pLink field) |
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// |
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//========================================================= |
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void CBaseMonster::Look( int iDistance ) |
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{ |
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int iSighted = 0; |
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// DON'T let visibility information from last frame sit around! |
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ClearConditions( bits_COND_SEE_HATE | bits_COND_SEE_DISLIKE | bits_COND_SEE_ENEMY | bits_COND_SEE_FEAR | bits_COND_SEE_NEMESIS | bits_COND_SEE_CLIENT ); |
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m_pLink = NULL; |
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CBaseEntity *pSightEnt = NULL;// the current visible entity that we're dealing with |
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CBaseEntity *pList[100]; |
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Vector delta = Vector( iDistance, iDistance, iDistance ); |
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// Find only monsters/clients in box, NOT limited to PVS |
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int count = UTIL_EntitiesInBox( pList, 100, pev->origin - delta, pev->origin + delta, FL_CLIENT | FL_MONSTER ); |
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for( int i = 0; i < count; i++ ) |
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{ |
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pSightEnt = pList[i]; |
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if( pSightEnt != this && pSightEnt->pev->health > 0 ) |
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{ |
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// the looker will want to consider this entity |
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// don't check anything else about an entity that can't be seen, or an entity that you don't care about. |
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if( IRelationship( pSightEnt ) != R_NO && FInViewCone( pSightEnt ) && !FBitSet( pSightEnt->pev->flags, FL_NOTARGET ) && FVisible( pSightEnt ) ) |
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{ |
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if( pSightEnt->IsPlayer() ) |
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{ |
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// if we see a client, remember that (mostly for scripted AI) |
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iSighted |= bits_COND_SEE_CLIENT; |
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} |
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pSightEnt->m_pLink = m_pLink; |
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m_pLink = pSightEnt; |
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if( pSightEnt == m_hEnemy ) |
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{ |
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// we know this ent is visible, so if it also happens to be our enemy, store that now. |
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iSighted |= bits_COND_SEE_ENEMY; |
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} |
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// don't add the Enemy's relationship to the conditions. We only want to worry about conditions when |
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// we see monsters other than the Enemy. |
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switch( IRelationship( pSightEnt ) ) |
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{ |
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case R_NM: |
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iSighted |= bits_COND_SEE_NEMESIS; |
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break; |
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case R_HT: |
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iSighted |= bits_COND_SEE_HATE; |
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break; |
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case R_DL: |
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iSighted |= bits_COND_SEE_DISLIKE; |
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break; |
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case R_FR: |
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iSighted |= bits_COND_SEE_FEAR; |
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break; |
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case R_AL: |
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break; |
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default: |
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ALERT( at_aiconsole, "%s can't assess %s\n", STRING( pev->classname ), STRING(pSightEnt->pev->classname ) ); |
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break; |
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} |
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} |
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} |
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} |
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SetConditions( iSighted ); |
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} |
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//========================================================= |
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// BestVisibleEnemy - this functions searches the link |
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// list whose head is the caller's m_pLink field, and returns |
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// a pointer to the enemy entity in that list that is nearest the |
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// caller. |
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// |
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// !!!UNDONE - currently, this only returns the closest enemy. |
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// we'll want to consider distance, relationship, attack types, back turned, etc. |
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//========================================================= |
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CBaseEntity *CBaseMonster::BestVisibleEnemy( void ) |
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{ |
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CBaseEntity *pReturn; |
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CBaseEntity *pNextEnt; |
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int iNearest; |
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int iDist; |
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int iBestRelationship; |
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iNearest = 8192;// so first visible entity will become the closest. |
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pNextEnt = m_pLink; |
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pReturn = NULL; |
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iBestRelationship = R_NO; |
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while( pNextEnt != NULL ) |
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{ |
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if( pNextEnt->IsAlive() ) |
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{ |
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if( IRelationship( pNextEnt ) > iBestRelationship ) |
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{ |
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// this entity is disliked MORE than the entity that we |
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// currently think is the best visible enemy. No need to do |
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// a distance check, just get mad at this one for now. |
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iBestRelationship = IRelationship( pNextEnt ); |
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(int)iNearest = ( pNextEnt->pev->origin - pev->origin ).Length(); |
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pReturn = pNextEnt; |
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} |
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else if( IRelationship( pNextEnt ) == iBestRelationship ) |
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{ |
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// this entity is disliked just as much as the entity that |
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// we currently think is the best visible enemy, so we only |
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// get mad at it if it is closer. |
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(int)iDist = ( pNextEnt->pev->origin - pev->origin ).Length(); |
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if( iDist <= iNearest ) |
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{ |
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iNearest = iDist; |
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iBestRelationship = IRelationship( pNextEnt ); |
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pReturn = pNextEnt; |
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} |
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} |
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} |
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pNextEnt = pNextEnt->m_pLink; |
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} |
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return pReturn; |
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}
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