mirror of
https://github.com/nillerusr/source-engine.git
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149 lines
3.6 KiB
C++
149 lines
3.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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#include "cbase.h"
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#include "game.h"
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#include "ai_looktarget.h"
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// Mothballing this entity to get rid of it. info_hint does its job better (sjb)
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//LINK_ENTITY_TO_CLASS( ai_looktarget, CAI_LookTarget );
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BEGIN_DATADESC( CAI_LookTarget )
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// Keyfields
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DEFINE_KEYFIELD( m_bDisabled, FIELD_BOOLEAN, "StartDisabled" ),
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DEFINE_KEYFIELD( m_iContext, FIELD_INTEGER, "context" ),
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DEFINE_KEYFIELD( m_iPriority, FIELD_INTEGER, "priority" ),
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DEFINE_KEYFIELD( m_flMaxDist, FIELD_FLOAT, "maxdist" ),
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// Fields
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DEFINE_FIELD( m_flTimeNextAvailable, FIELD_TIME ),
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END_DATADESC()
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//---------------------------------------------------------
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//---------------------------------------------------------
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int CAI_LookTarget::DrawDebugTextOverlays(void)
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{
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int text_offset = BaseClass::DrawDebugTextOverlays();
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if (m_debugOverlays & OVERLAY_BBOX_BIT)
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{
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int color = random->RandomInt( 50, 255 );
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NDebugOverlay::Cross3D( GetAbsOrigin(), 12, color, color, color, false, 0.1 );
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}
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if (m_debugOverlays & OVERLAY_TEXT_BIT)
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{
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char tempstr[512];
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if( !IsEnabled() )
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{
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Q_snprintf(tempstr,sizeof(tempstr),"DISABLED" );
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EntityText(text_offset,tempstr,0);
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text_offset++;
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}
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if( IsEligible( NULL ) )
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{
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Q_snprintf(tempstr,sizeof(tempstr),"Eligible" );
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EntityText(text_offset,tempstr,0);
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text_offset++;
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}
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else
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{
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Q_snprintf(tempstr,sizeof(tempstr),"NOT Eligible for selection");
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EntityText(text_offset,tempstr,0);
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text_offset++;
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}
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}
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return text_offset;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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bool CAI_LookTarget::IsEligible( CBaseEntity *pLooker )
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{
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if( !IsEnabled() )
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return false;
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if( !IsAvailable() )
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return false;
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if( pLooker )
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{
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float maxdistsqr = m_flMaxDist * m_flMaxDist;
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Vector vecPos = GetAbsOrigin();
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if( vecPos.DistToSqr( pLooker->WorldSpaceCenter() ) > maxdistsqr )
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{
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return false;
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}
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}
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return true;
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}
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//---------------------------------------------------------
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// Someone's reserving this entity because they're going
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// to attempt to look at it for flDuration seconds. We'll
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// make it unavailable to anyone else for that time.
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//---------------------------------------------------------
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void CAI_LookTarget::Reserve( float flDuration )
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{
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m_flTimeNextAvailable = gpGlobals->curtime + flDuration;
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if( HasSpawnFlags( SF_LOOKTARGET_ONLYONCE ) )
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{
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// No one will look at this again.
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Disable();
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}
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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CAI_LookTarget *CAI_LookTarget::GetFirstLookTarget()
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{
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CBaseEntity *pEnt;
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string_t iszLookTarget = FindPooledString( "ai_looktarget" );
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if( iszLookTarget == NULL_STRING )
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{
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return NULL;
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}
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pEnt = gEntList.FirstEnt();
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while( pEnt && pEnt->m_iClassname != iszLookTarget )
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{
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pEnt = gEntList.NextEnt( pEnt );
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}
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return (CAI_LookTarget*)pEnt;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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CAI_LookTarget *CAI_LookTarget::GetNextLookTarget( CAI_LookTarget *pCurrentTarget )
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{
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CBaseEntity *pEnt;
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string_t iszLookTarget = FindPooledString( "ai_looktarget" );
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if( iszLookTarget == NULL_STRING )
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{
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return NULL;
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}
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pEnt = gEntList.NextEnt( pCurrentTarget );
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while( pEnt && pEnt->m_iClassname != iszLookTarget )
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{
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pEnt = gEntList.NextEnt( pEnt );
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}
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return (CAI_LookTarget*)pEnt;
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}
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