580 lines
15 KiB
C++
580 lines
15 KiB
C++
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// ai_addon.cpp
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#include "cbase.h"
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#include "ai_addon.h"
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#include "ai_basenpc.h"
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#include "ai_behavior_addonhost.h"
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//---------------------------------------------------------
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// Answers YES if the attachment is on the model and not
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// currently plugged by another add-on.
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//
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// Answers NO if the host's model lacks the attachment or
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// the add-on is currently plugged by another add-on.
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//
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// This is terribly inefficient right now, but it works
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// and lets us move on.
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//---------------------------------------------------------
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bool IsAddOnAttachmentAvailable( CAI_BaseNPC *pHost, char *pszAttachmentName )
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{
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char szOrigialAttachmentName[ 256 ];
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Q_strcpy( szOrigialAttachmentName, pszAttachmentName );
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int iCount = 0;
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// If this loops 20 times, the translate function probably isn't returning the end of list value "" -Jeep
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while ( iCount < 20 )
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{
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// Try another
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Q_strcpy( pszAttachmentName, szOrigialAttachmentName );
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pHost->TranslateAddOnAttachment( pszAttachmentName, iCount );
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if ( pszAttachmentName[ 0 ] == '\0' )
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{
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return false;
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}
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if ( pHost->LookupAttachment(pszAttachmentName) == 0 )
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{
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// Translated to an attachment that doesn't exist
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Msg("***AddOn Error! Host NPC %s does not have attachment %s\n", pHost->GetDebugName(), pszAttachmentName );
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return false;
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}
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int iWishedAttachmentID = pHost->LookupAttachment( pszAttachmentName );
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CAI_BehaviorBase **ppBehaviors = pHost->AccessBehaviors();
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int nBehaviors = pHost->NumBehaviors();
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bool bAttachmentFilled = false;
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for ( int i = 0; i < nBehaviors && !bAttachmentFilled; i++ )
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{
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CAI_AddOnBehaviorBase *pAddOnBehavior = dynamic_cast<CAI_AddOnBehaviorBase *>(ppBehaviors[i]);
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if ( pAddOnBehavior )
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{
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CAI_AddOn **ppAddOns = pAddOnBehavior->GetAddOnsBase();
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int nAddOns = pAddOnBehavior->NumAddOns();
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for ( int j = 0; j < nAddOns && !bAttachmentFilled; j++ )
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{
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bAttachmentFilled = ( ppAddOns[j]->GetAttachmentID() == iWishedAttachmentID );
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}
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}
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}
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if ( !bAttachmentFilled )
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{
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return true;
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}
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++iCount;
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}
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// We should never get here
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DevWarning( "Translating the attachment was tried more than 50 times!\n" );
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return false;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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int CountAddOns( CAI_BaseNPC *pHost )
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{
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int nAddOns = 0;
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CAI_BehaviorBase **ppBehaviors = pHost->AccessBehaviors();
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int nBehaviors = pHost->NumBehaviors();
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for ( int i = 0; i < nBehaviors; i++ )
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{
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CAI_AddOnBehaviorBase *pAddOnBehavior = dynamic_cast<CAI_AddOnBehaviorBase *>(ppBehaviors[i]);
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if ( pAddOnBehavior )
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{
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nAddOns += pAddOnBehavior->NumAddOns();
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}
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}
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return nAddOns;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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BEGIN_DATADESC( CAI_AddOn )
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DEFINE_FIELD( m_hNPCHost, FIELD_EHANDLE ),
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DEFINE_THINKFUNC( DispatchAddOnThink ),
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DEFINE_FIELD( m_hPhysReplacement, FIELD_EHANDLE ),
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DEFINE_FIELD( m_iPhysReplacementSolidFlags, FIELD_INTEGER ),
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DEFINE_FIELD( m_iPhysReplacementMoveType, FIELD_INTEGER ),
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DEFINE_FIELD( m_angPhysReplacementLocalOrientation, FIELD_VECTOR ),
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DEFINE_FIELD( m_vecPhysReplacementDetatchForce, FIELD_VECTOR ),
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DEFINE_FIELD( m_bWasAttached, FIELD_BOOLEAN ),
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DEFINE_FIELD( m_flWaitFinished, FIELD_TIME ),
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DEFINE_FIELD( m_flNextAttachTime, FIELD_FLOAT ),
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DEFINE_INPUTFUNC( FIELD_STRING, "Install", InputInstall ),
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DEFINE_INPUTFUNC( FIELD_VOID, "Remove", InputRemove ),
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END_DATADESC()
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//---------------------------------------------------------
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//---------------------------------------------------------
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void CAI_AddOn::Precache()
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{
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BaseClass::Precache();
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PrecacheModel( GetAddOnModelName() );
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PrecacheScriptSound( "AddOn.Install" );
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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void CAI_AddOn::Spawn()
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{
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BaseClass::Spawn();
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Precache();
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CBaseEntity *pPhysReplacement = m_hPhysReplacement.Get();
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if ( pPhysReplacement )
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{
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// Use the same model as the replacement
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SetModel( pPhysReplacement->GetModelName().ToCStr() );
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}
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else
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{
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SetModel( GetAddOnModelName() );
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}
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SetCollisionGroup( COLLISION_GROUP_WEAPON );
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VPhysicsInitNormal( SOLID_VPHYSICS, GetSolidFlags() | FSOLID_TRIGGER, false );
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SetMoveType( MOVETYPE_VPHYSICS );
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SetThink( &CAI_AddOn::DispatchAddOnThink );
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SetNextThink( gpGlobals->curtime + 0.1f );
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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void CAI_AddOn::UpdateOnRemove()
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{
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Remove();
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BaseClass::UpdateOnRemove();
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}
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int CAI_AddOn::DrawDebugTextOverlays( void )
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{
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int text_offset = BaseClass::DrawDebugTextOverlays();
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// Draw debug text for agent
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m_AgentDebugOverlays = m_debugOverlays;
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Vector vecLocalCenter;
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ICollideable *pCollidable = GetCollideable();
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if ( pCollidable )
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{
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VectorAdd( pCollidable->OBBMins(), pCollidable->OBBMaxs(), vecLocalCenter );
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vecLocalCenter *= 0.5f;
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if ( ( pCollidable->GetCollisionAngles() == vec3_angle ) || ( vecLocalCenter == vec3_origin ) )
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{
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VectorAdd( vecLocalCenter, pCollidable->GetCollisionOrigin(), m_vecAgentDebugOverlaysPos );
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}
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else
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{
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VectorTransform( vecLocalCenter, pCollidable->CollisionToWorldTransform(), m_vecAgentDebugOverlaysPos );
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}
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}
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else
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{
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m_vecAgentDebugOverlaysPos = GetAbsOrigin();
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}
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text_offset = static_cast<CAI_Agent*>( this )->DrawDebugTextOverlays( text_offset );
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return text_offset;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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void CAI_AddOn::GatherConditions()
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{
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CAI_Agent::GatherConditions();
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ClearCondition( COND_ADDON_LOST_HOST );
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if( GetNPCHost() )
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{
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m_bWasAttached = true;
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}
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else
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{
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if( m_bWasAttached == true )
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{
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SetCondition( COND_ADDON_LOST_HOST );
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if ( m_flNextAttachTime != 0.0f && m_flNextAttachTime < gpGlobals->curtime )
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{
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m_flNextAttachTime = 0.0f;
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m_bWasAttached = false;
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}
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}
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}
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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int CAI_AddOn::SelectSchedule( void )
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{
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return SCHED_ADDON_NO_OWNER;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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void CAI_AddOn::StartTask( const Task_t *pTask )
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{
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switch( pTask->iTask )
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{
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case TASK_ADDON_WAIT:
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m_flWaitFinished = gpGlobals->curtime + pTask->flTaskData;
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break;
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case TASK_ADDON_WAIT_RANDOM:
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m_flWaitFinished = gpGlobals->curtime + random->RandomFloat( 0.1f, pTask->flTaskData );
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break;
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default:
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CAI_Agent::StartTask( pTask );
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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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void CAI_AddOn::RunTask( const Task_t *pTask )
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{
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switch( pTask->iTask )
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{
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case TASK_ADDON_WAIT:
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case TASK_ADDON_WAIT_RANDOM:
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if( gpGlobals->curtime > m_flWaitFinished )
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TaskComplete();
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break;
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default:
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CAI_Agent::RunTask( pTask );
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break;
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}
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}
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void CAI_AddOn::SetPhysReplacement( CBaseEntity *pEntity )
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{
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m_hPhysReplacement = pEntity;
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}
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//---------------------------------------------------------
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//---------------------------------------------------------
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bool CAI_AddOn::Attach( CAI_BaseNPC *pHost )
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{
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// Make sure we're not already attached to someone else!
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Assert( GetAttachmentID() == INVALID_ADDON_ATTACHMENT_ID );
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char szAttachmentName[ 256 ];
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szAttachmentName[ 0 ] = '\0';
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PickAttachment( pHost, szAttachmentName );
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if ( szAttachmentName[ 0 ] == '\0' )
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{
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return false;
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}
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int iAttachmentIndex = pHost->LookupAttachment( szAttachmentName );
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if ( !iAttachmentIndex )
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{
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return false;
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}
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Vector vecOrigin;
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Vector vecForward, vecRight, vecUp;
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QAngle angles;
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pHost->GetAttachment( iAttachmentIndex, vecOrigin, angles );
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AngleVectors( angles, &vecForward, &vecRight, &vecUp );
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SetAbsOrigin( vecOrigin + GetAttachOffset( angles ) );
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SetAbsAngles( GetAttachOrientation( angles ) );
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m_iAttachmentID = iAttachmentIndex;
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SetParent( pHost, iAttachmentIndex );
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QAngle angLocalAngles = GetLocalOrientation();
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SetLocalAngles( angLocalAngles );
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// Stop acting physical
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IPhysicsObject *pPhysicsObject = VPhysicsGetObject();
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if ( pPhysicsObject )
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{
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pPhysicsObject->EnableMotion( false );
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pPhysicsObject->EnableCollisions( false );
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}
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SetMoveType( MOVETYPE_NONE );
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// Handle the phys replacement
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CBaseEntity *pPhysReplacement = m_hPhysReplacement.Get();
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if ( pPhysReplacement )
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{
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CBasePlayer *pPlayer = UTIL_GetLocalPlayer();
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pPlayer->ForceDropOfCarriedPhysObjects( pPhysReplacement );
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pPhysReplacement->AddEffects( EF_NODRAW );
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m_iPhysReplacementSolidFlags = pPhysReplacement->GetSolidFlags();
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pPhysReplacement->SetSolidFlags( FSOLID_NOT_SOLID );
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m_iPhysReplacementMoveType = pPhysReplacement->GetMoveType();
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pPhysReplacement->SetMoveType( MOVETYPE_NONE );
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pPhysReplacement->SetAbsOrigin( vecOrigin + GetAttachOffset( angles ) );
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pPhysReplacement->SetAbsAngles( GetAttachOrientation( angles ) );
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pPhysReplacement->SetParent( pHost, iAttachmentIndex );
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pPhysReplacement->SetOwnerEntity( pHost );
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m_angPhysReplacementLocalOrientation = pPhysReplacement->GetLocalAngles();
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pPhysReplacement->SetLocalAngles( angLocalAngles );
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IPhysicsObject *pReplacementPhysObject = pPhysReplacement->VPhysicsGetObject();
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if ( pReplacementPhysObject )
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{
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pReplacementPhysObject->EnableMotion( false );
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pReplacementPhysObject->EnableCollisions( false );
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SetMoveType( MOVETYPE_NONE );
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}
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}
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return true;
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}
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void CAI_AddOn::Dettach( void )
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{
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if ( !m_bWasAttached )
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return;
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m_flNextAttachTime = gpGlobals->curtime + 2.0f;
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m_hNPCHost.Set( NULL );
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SetParent( NULL );
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IPhysicsObject *pPhysObject = NULL;
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CBaseEntity *pPhysReplacement = m_hPhysReplacement.Get();
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if ( pPhysReplacement )
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{
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// Make the replacement visible
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pPhysReplacement->RemoveEffects( EF_NODRAW );
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pPhysReplacement->SetSolidFlags( m_iPhysReplacementSolidFlags );
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pPhysReplacement->SetMoveType( MoveType_t( m_iPhysReplacementMoveType ) );
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pPhysObject = pPhysReplacement->VPhysicsGetObject();
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if ( pPhysObject )
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{
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pPhysReplacement->SetMoveType( MOVETYPE_VPHYSICS );
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}
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pPhysReplacement->SetParent( NULL );
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pPhysReplacement->SetOwnerEntity( NULL );
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pPhysReplacement->SetLocalAngles( m_angPhysReplacementLocalOrientation );
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|
|
||
|
|
// Kill ourselves off because we're being replaced
|
||
|
|
UTIL_Remove( this );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
pPhysObject = VPhysicsGetObject();
|
||
|
|
if ( pPhysObject )
|
||
|
|
{
|
||
|
|
SetMoveType( MOVETYPE_VPHYSICS );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( pPhysObject )
|
||
|
|
{
|
||
|
|
// Start acting physical
|
||
|
|
pPhysObject->EnableCollisions( true );
|
||
|
|
pPhysObject->EnableMotion( true );
|
||
|
|
pPhysObject->EnableGravity( true );
|
||
|
|
pPhysObject->SetPosition( GetAbsOrigin(), GetAbsAngles(), true );
|
||
|
|
pPhysObject->Wake();
|
||
|
|
|
||
|
|
pPhysObject->AddVelocity( &m_vecPhysReplacementDetatchForce, NULL );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
// Return true if I successfully attach to the NPC host.
|
||
|
|
//
|
||
|
|
// Return false if I am already attached to an NPC, or
|
||
|
|
// could not be attached to this host.
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CAI_AddOn::Install( CAI_BaseNPC *pHost, bool bRemoveOnFail )
|
||
|
|
{
|
||
|
|
if( m_bWasAttached )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
// Associate the addon with this host
|
||
|
|
Assert( m_hNPCHost == NULL ); // For now, prevent slamming from one host to the next.
|
||
|
|
m_hNPCHost.Set( pHost );
|
||
|
|
|
||
|
|
// Parent and
|
||
|
|
if ( Attach( pHost ) )
|
||
|
|
{
|
||
|
|
Bind();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Failed to attach
|
||
|
|
m_hNPCHost = NULL;
|
||
|
|
|
||
|
|
if ( bRemoveOnFail || m_hPhysReplacement.Get() )
|
||
|
|
{
|
||
|
|
UTIL_Remove( this );
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
CAI_BaseNPC *CAI_AddOn::GetNPCHost()
|
||
|
|
{
|
||
|
|
return m_hNPCHost.Get();
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
CBaseEntity *CAI_AddOn::GetHostEnemy()
|
||
|
|
{
|
||
|
|
if( !GetNPCHost() )
|
||
|
|
return NULL;
|
||
|
|
|
||
|
|
return GetNPCHost()->GetEnemy();
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CAI_AddOn::DispatchAddOnThink()
|
||
|
|
{
|
||
|
|
if( GetNPCHost() != NULL && !GetNPCHost()->IsAlive() )
|
||
|
|
{
|
||
|
|
EjectFromHost();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
CAI_Agent::Think(); SetNextThink( gpGlobals->curtime + GetThinkInterval() );
|
||
|
|
}
|
||
|
|
|
||
|
|
QAngle CAI_AddOn::GetLocalOrientation( void )
|
||
|
|
{
|
||
|
|
CBaseEntity *pPhysReplacement = m_hPhysReplacement.Get();
|
||
|
|
|
||
|
|
if ( pPhysReplacement )
|
||
|
|
{
|
||
|
|
CBaseAnimating *pBaseAnimatingReplacement = dynamic_cast<CBaseAnimating *>( pPhysReplacement );
|
||
|
|
if ( pBaseAnimatingReplacement )
|
||
|
|
{
|
||
|
|
int iMuzzle = pBaseAnimatingReplacement->LookupAttachment( "muzzle" );
|
||
|
|
if ( iMuzzle )
|
||
|
|
{
|
||
|
|
// Use the muzzle angles!
|
||
|
|
Vector vecMuzzleOrigin;
|
||
|
|
QAngle angMuzzleAngles;
|
||
|
|
pBaseAnimatingReplacement->GetAttachmentLocal( iMuzzle, vecMuzzleOrigin, angMuzzleAngles );
|
||
|
|
return angMuzzleAngles;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Use the local angles
|
||
|
|
return pPhysReplacement->GetLocalAngles();
|
||
|
|
}
|
||
|
|
|
||
|
|
// No special angles to use
|
||
|
|
return QAngle( 0.0f, 0.0f, 0.0f );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CAI_AddOn::EjectFromHost()
|
||
|
|
{
|
||
|
|
Unbind();
|
||
|
|
m_hNPCHost.Set( NULL );
|
||
|
|
|
||
|
|
SetThink( NULL );
|
||
|
|
SetParent( NULL );
|
||
|
|
|
||
|
|
SetSize( Vector( 0,0,0), Vector(0,0,0) );
|
||
|
|
SetMoveType( MOVETYPE_FLYGRAVITY );
|
||
|
|
SetMoveCollide( MOVECOLLIDE_FLY_BOUNCE );
|
||
|
|
SetSolid( SOLID_BBOX );
|
||
|
|
|
||
|
|
Vector vecDir;
|
||
|
|
GetVectors( NULL, NULL, &vecDir );
|
||
|
|
|
||
|
|
SetAbsVelocity( GetAbsVelocity() + vecDir * RandomFloat(50, 200) );
|
||
|
|
QAngle avelocity( RandomFloat( 10, 60), RandomFloat( 10, 60), 0 );
|
||
|
|
SetLocalAngularVelocity( avelocity );
|
||
|
|
|
||
|
|
SetThink( &CBaseEntity::SUB_FadeOut );
|
||
|
|
SetNextThink( gpGlobals->curtime + 1.0f );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CAI_AddOn::InputInstall( inputdata_t &data )
|
||
|
|
{
|
||
|
|
CAI_BaseNPC *pHost = dynamic_cast<CAI_BaseNPC *>( gEntList.FindEntityByName( NULL, data.value.String() ) );
|
||
|
|
|
||
|
|
if( !pHost )
|
||
|
|
{
|
||
|
|
DevMsg(" AddOn: %s couldn't find Host %s\n", GetDebugName(), data.value.String() );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Install( pHost );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CAI_AddOn::InputRemove( inputdata_t &data )
|
||
|
|
{
|
||
|
|
Remove();
|
||
|
|
m_hNPCHost.Set( NULL );
|
||
|
|
SetThink( NULL );
|
||
|
|
SetParent( NULL );
|
||
|
|
UTIL_Remove( this );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
AI_BEGIN_AGENT_(CAI_AddOn,CAI_Agent)
|
||
|
|
DECLARE_TASK( TASK_ADDON_WAIT )
|
||
|
|
DECLARE_TASK( TASK_ADDON_WAIT_RANDOM )
|
||
|
|
|
||
|
|
DECLARE_CONDITION( COND_ADDON_LOST_HOST )
|
||
|
|
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_ADDON_NO_OWNER,
|
||
|
|
" Tasks"
|
||
|
|
" TASK_ADDON_WAIT 1"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" "
|
||
|
|
)
|
||
|
|
AI_END_AGENT()
|