C++ EHANDLE::SetOwnerEntity方法代码示例

void CNPC_Zombine::DropGrenade( Vector vDir )
{
	if ( m_hGrenade == NULL )
		 return;

	m_hGrenade->SetParent( NULL );
	m_hGrenade->SetOwnerEntity( NULL );

	Vector vGunPos;
	QAngle angles;
	GetAttachment( "grenade_attachment", vGunPos, angles );

	IPhysicsObject *pPhysObj = m_hGrenade->VPhysicsGetObject();

	if ( pPhysObj == NULL )
	{
		m_hGrenade->SetMoveType( MOVETYPE_VPHYSICS );
		m_hGrenade->SetSolid( SOLID_VPHYSICS );
		m_hGrenade->SetCollisionGroup( COLLISION_GROUP_WEAPON );

		m_hGrenade->CreateVPhysics();
	}

	if ( pPhysObj )
	{
		pPhysObj->Wake();
		pPhysObj->SetPosition( vGunPos, angles, true );
		pPhysObj->ApplyForceCenter( vDir * 0.2f );

		pPhysObj->RecheckCollisionFilter();
	}

	m_hGrenade = NULL;
}

void CNPC_Dog::PrescheduleThink( void )
{
	BaseClass::PrescheduleThink();

	if ( m_hPhysicsEnt )
	{
		IPhysicsObject *pPhysObj = m_hPhysicsEnt->VPhysicsGetObject();

		if ( pPhysObj && pPhysObj->GetGameFlags() & FVPHYSICS_PLAYER_HELD )
		{
			m_hPhysicsEnt->SetOwnerEntity( NULL );
		}
	}

	if ( m_flTimeToCatch < gpGlobals->curtime ) 
		 m_flTimeToCatch = 0.0f;

	
	if ( GetIdealActivity() == ACT_IDLE )
	{
		if ( m_hPhysicsEnt && m_bHasObject == true )
		{
			 SetIdealActivity( (Activity)ACT_DOG_WAITING );
		}
	}
}

//-----------------------------------------------------------------------------
// Purpose: Pick up a specified object
// Input  : &inputdata - 
//-----------------------------------------------------------------------------
void CNPC_CombineDropship::InputPickup( inputdata_t &inputdata )
{
	// Can't pickup if we're already carrying something
	if ( m_hContainer )
	{
		Warning("npc_combinedropship %s was told to pickup, but is already carrying something.\n", STRING(GetEntityName()) );
		return;
	}

	string_t iszTargetName = inputdata.value.StringID();
	if ( iszTargetName == NULL_STRING )
	{
		Warning("npc_combinedropship %s tried to pickup with no specified pickup target.\n", STRING(GetEntityName()) );
		return;
	}
	CBaseEntity *pTarget = gEntList.FindEntityByName( NULL, iszTargetName, NULL );
	if ( !pTarget )
	{
		Warning("npc_combinedropship %s couldn't find pickup target named %s\n", STRING(GetEntityName()), STRING(iszTargetName) );
		return;
	}

	// Start heading to the point
	m_hPickupTarget = pTarget;
	// Disable collisions to my target
	m_hPickupTarget->SetOwnerEntity(this);
	if ( m_NPCState == NPC_STATE_IDLE )
	{
		SetState( NPC_STATE_ALERT );
	}
	m_iLandState = LANDING_SWOOPING;
	m_flLandingSpeed = GetAbsVelocity().Length();
}

void CNPC_Dog::CleanCatchAndThrow( bool bClearTimers )
{
	if ( m_hPhysicsEnt )
	{
		if ( m_bHasObject == true )
		{
			IPhysicsObject *pPhysObj = m_hPhysicsEnt->VPhysicsGetObject();

			m_hPhysicsEnt->SetParent( NULL );
			m_hPhysicsEnt->SetOwnerEntity( NULL );

			Vector vGunPos;
			QAngle angGunAngles;
			GetAttachment( m_iPhysGunAttachment, vGunPos, angGunAngles );

			if ( pPhysObj )
			{
				pPhysObj->Wake();
				pPhysObj->RemoveShadowController();
				pPhysObj->SetPosition( vGunPos, angGunAngles, true );
			}
			else
			{
				Warning( "CleanCatchAndThrow:   m_hPhysicsEnt->VPhysicsGetObject == NULL!\n" );
			}

			m_hPhysicsEnt->SetMoveType( (MoveType_t)m_iContainerMoveType );

			if ( pPhysObj )
			{
				pPhysObj->RecheckCollisionFilter();
			}
	
			ClearBeams();
		}
		
		m_hPhysicsEnt = NULL;
	}

	if ( bClearTimers == true )
	{
		 m_bDoCatchThrowBehavior = false;
		 m_bDoWaitforObjectBehavior = false;
		 m_flTimeToCatch = 0.0f;
		 m_flNextSwat = 0.0f;

		 SetCondition( COND_DOG_LOST_PHYSICS_ENTITY );
	}
}

void CNPC_Dog::PickupOrCatchObject( const char *pAttachmentName )
{
	if ( m_hPhysicsEnt )
	{
		InvalidateBoneCache();

		int iAttachment = LookupAttachment( pAttachmentName );

		if ( iAttachment == 0 )
			 iAttachment = m_iPhysGunAttachment;
		
		// Move physobject to shadow
		IPhysicsObject *pPhysicsObject = m_hPhysicsEnt->VPhysicsGetObject();
		if ( pPhysicsObject )
		{
			pPhysicsObject->SetShadow( 1e4, 1e4, false, false );
			pPhysicsObject->UpdateShadow( GetAbsOrigin(), GetAbsAngles(), false, 0 );
		}
		
		m_iContainerMoveType = m_hPhysicsEnt->GetMoveType();
		m_hPhysicsEnt->SetMoveType( MOVETYPE_NONE );
		
		m_hPhysicsEnt->SetParent( this, iAttachment );
	
		m_hPhysicsEnt->SetLocalOrigin( vec3_origin );
		m_hPhysicsEnt->SetLocalAngles( vec3_angle );

		m_hPhysicsEnt->SetGroundEntity( NULL );
		

		if ( m_hPhysicsEnt->GetOwnerEntity() == NULL )
			 m_hPhysicsEnt->SetOwnerEntity( this );

		if ( pPhysicsObject )
			 pPhysicsObject->RecheckCollisionFilter();

		m_bHasObject = true;

		//Fire Output!
		m_OnPickup.FireOutput( this, this );
	}
}

void CNPC_Dog::ThrowObject( const char *pAttachmentName )
{
	if ( m_hPhysicsEnt )
	{
		m_bHasObject = false;

		IPhysicsObject *pPhysObj = m_hPhysicsEnt->VPhysicsGetObject();

		if ( pPhysObj )
		{
			Vector vGunPos;
			QAngle angGunAngles;

			AngularImpulse angVelocity = RandomAngularImpulse( -250 , -250 ) / pPhysObj->GetMass();

			InvalidateBoneCache();

			int iAttachment = LookupAttachment( pAttachmentName );

			if ( iAttachment == 0 )
				 iAttachment = m_iPhysGunAttachment;
			
			GetAttachment( iAttachment, vGunPos, angGunAngles );

			pPhysObj->Wake();

			if ( pPhysObj->GetShadowController() )
			{
				m_hPhysicsEnt->SetParent( NULL );
				m_hPhysicsEnt->SetMoveType( (MoveType_t)m_iContainerMoveType );
				m_hPhysicsEnt->SetOwnerEntity( this );

				pPhysObj->RemoveShadowController();
				pPhysObj->SetPosition( m_hPhysicsEnt->GetLocalOrigin(), m_hPhysicsEnt->GetLocalAngles(), true );

				pPhysObj->RecheckCollisionFilter();
				pPhysObj->RecheckContactPoints();
			}
				
			if ( m_hThrowTarget == NULL )
			#ifdef SecobMod__Enable_Fixed_Multiplayer_AI
				m_hThrowTarget = UTIL_GetNearestVisiblePlayer(this); 
			#else
				m_hThrowTarget = AI_GetSinglePlayer();
			#endif //SecobMod__Enable_Fixed_Multiplayer_AI

			Vector vThrowDirection;

			if ( m_hThrowTarget )
			{
				Vector vThrowOrigin = m_hThrowTarget->GetAbsOrigin();
				
				if ( m_hThrowTarget->IsPlayer() )
					 vThrowOrigin = vThrowOrigin + Vector( random->RandomFloat( -128, 128 ), random->RandomFloat( -128, 128 ), 0 );

				Vector vecToss = VecCheckToss( this, vGunPos, vThrowOrigin, m_flThrowArcModifier, 1.0f, true );

				if( vecToss == vec3_origin )
				{
					// Fix up an impossible throw so dog will at least toss the box in the target's general direction instead of dropping it.
					// Also toss it up in the air so it will fall down and break. (Just throw the box up at a 45 degree angle)
					Vector forward, up;
					GetVectors( &forward, NULL, &up );

					vecToss = forward + up;
					VectorNormalize( vecToss );

					vecToss *= pPhysObj->GetMass() * 30.0f;
				}

				vThrowDirection = vecToss + ( m_hThrowTarget->GetSmoothedVelocity() / 2 );
							
				Vector vLinearDrag;

				Vector unitVel = vThrowDirection;
				VectorNormalize( unitVel );

				float flTest = 1000 / vThrowDirection.Length();

				float flDrag = pPhysObj->CalculateLinearDrag( vThrowDirection );
				vThrowDirection = vThrowDirection + ( unitVel * ( flDrag * flDrag ) ) / flTest;
			
				pPhysObj->SetVelocity( &vThrowDirection, &angVelocity );
				
				m_flTimeToCatch = gpGlobals->curtime + dog_max_wait_time.GetFloat();

				//Don't start pulling until the object is away from me.
				//We base the time on the throw velocity.
				m_flTimeToPull = gpGlobals->curtime + ( 1000 / vThrowDirection.Length() );
			}

			//Fire Output!
			m_OnThrow.FireOutput( this, this );

			ClearBeams();
			
			if ( m_bBeamEffects == true )
			{
				EmitSound( "Weapon_PhysCannon.Launch" );
				
//.........这里部分代码省略.........

void CNPC_Dog::PullObject( bool bMantain )
{
	if ( m_hPhysicsEnt == NULL )
	{
		TaskFail( "Ack! No Phys Object!");
		return;
	}

	IPhysicsObject *pPhysObj = m_hPhysicsEnt->VPhysicsGetObject();

	if ( pPhysObj == NULL )
	{
		TaskFail( "Pulling object with no Phys Object?!" );
		return;
	}

	if( pPhysObj->GetGameFlags() & FVPHYSICS_PLAYER_HELD )
	{
		m_bHasObject = false;
		ClearBeams();
		TaskFail("Player Grabbed Ball");
		return;
	}

	CreateBeams();

	Vector vGunPos;
	GetAttachment( m_iPhysGunAttachment, vGunPos );
	float flDistance = ( vGunPos - m_hPhysicsEnt->WorldSpaceCenter() ).Length();

	if ( bMantain == false )
	{
		if ( flDistance <= DOG_CATCH_DISTANCE )
		{
			m_hPhysicsEnt->SetOwnerEntity( this );

			GetNavigator()->StopMoving();

			//Fire Output!
			m_OnPickup.FireOutput( this, this );

			m_bHasObject = true;
			ClearBeams();
			TaskComplete();
			return;
		}
	}

	Vector vDir = ( vGunPos -  m_hPhysicsEnt->WorldSpaceCenter() );

	Vector vCurrentVel;
	float flCurrentVel;
	AngularImpulse vCurrentAI;

	pPhysObj->GetVelocity( &vCurrentVel, &vCurrentAI );
	flCurrentVel = vCurrentVel.Length();

	VectorNormalize( vCurrentVel );
	VectorNormalize( vDir );

	float flVelMod = DOG_PULL_VELOCITY_MOD;

	if ( bMantain == true )
		 flVelMod *= 2;

	vCurrentVel = vCurrentVel * flCurrentVel * flVelMod;

	vCurrentAI = vCurrentAI * DOG_PULL_ANGULARIMP_MOD;
	pPhysObj->SetVelocity( &vCurrentVel, &vCurrentAI );

	vDir = vDir * flDistance * (DOG_PULL_TO_GUN_VEL_MOD * 2);

	Vector vAngle( 0, 0, 0 );
	pPhysObj->AddVelocity( &vDir, &vAngle );
}

//---------------------------------------------------------
//---------------------------------------------------------
void CNPC_Dog::StartTask( const Task_t *pTask )
{
	switch( pTask->iTask )
	{

	case TASK_DOG_SETUP_THROW_TARGET:
		{
			SetupThrowTarget();
			TaskComplete();
		}
		break;
	case TASK_DOG_GET_PATH_TO_PHYSOBJ:
		{
			FindPhysicsObject( STRING( m_sObjectName ) );

			if ( m_hPhysicsEnt == NULL )
			{
				 FindPhysicsObject( NULL );
				 return;
			}

			IPhysicsObject *pPhysicsObject = m_hPhysicsEnt->VPhysicsGetObject();
			
			Vector vecGoalPos;
			Vector vecDir;

			vecDir = GetLocalOrigin() - m_hPhysicsEnt->WorldSpaceCenter();
			VectorNormalize(vecDir);
			vecDir.z = 0;
		
			if ( m_hPhysicsEnt->GetOwnerEntity() == NULL )
				 m_hPhysicsEnt->SetOwnerEntity( this );
		
			if ( pPhysicsObject )
				 pPhysicsObject->RecheckCollisionFilter();

			vecGoalPos = m_hPhysicsEnt->WorldSpaceCenter() + (vecDir * DOG_PHYSOBJ_MOVE_TO_DIST );

			//If I'm near my goal, then just walk to it.
			Activity aActivity = ACT_RUN;

			if ( ( vecGoalPos - GetLocalOrigin() ).Length() <= 128 )
				 aActivity = ACT_WALK;

			if ( GetNavigator()->SetGoal( AI_NavGoal_t( vecGoalPos, aActivity ), AIN_NO_PATH_TASK_FAIL ) == false )
			{
				 if ( m_hUnreachableObjects.Find( m_hPhysicsEnt ) == -1 )
					  m_hUnreachableObjects.AddToTail( m_hPhysicsEnt );
					
				 FindPhysicsObject( NULL, m_hPhysicsEnt );

				 m_flTimeToCatch = gpGlobals->curtime + 0.1;
				 m_flNextRouteTime = gpGlobals->curtime + 0.3;
				 m_flNextSwat = gpGlobals->curtime + 0.1;

				 GetNavigator()->ClearGoal();
			}
			else
			{
				TaskComplete();
			}
		}
		break;

	case TASK_DOG_FACE_OBJECT:
		{
			if( m_hPhysicsEnt == NULL )
			{
				// Physics Object is gone! Probably was an explosive 
				// or something else broke it.
				TaskFail("Physics ent NULL");
				return;
			}

			Vector vecDir;

			vecDir = m_hPhysicsEnt->WorldSpaceCenter() - GetLocalOrigin();
			VectorNormalize(vecDir);

			GetMotor()->SetIdealYaw( UTIL_VecToYaw( vecDir ) );
			TaskComplete();
		}
		break;
		
	case TASK_DOG_PICKUP_ITEM:
		{
			if( m_hPhysicsEnt == NULL )
			{
				// Physics Object is gone! Probably was an explosive 
				// or something else broke it.
				TaskFail("Physics ent NULL");
				return;
			}
			else
			{
				SetIdealActivity( (Activity)ACT_DOG_PICKUP );
			}
		}
//.........这里部分代码省略.........

//---------------------------------------------------------
//---------------------------------------------------------
void CNPC_Dog::RunTask( const Task_t *pTask )
{
	switch( pTask->iTask )
	{

	case TASK_DOG_PICKUP_ITEM:
	{
		 PullObject( false );
	}
	break;

	case TASK_DOG_GET_PATH_TO_PHYSOBJ:
		{
			//Check this cause our object might have been deleted.
			if ( m_hPhysicsEnt == NULL )
				 FindPhysicsObject( NULL );

			//And if we still can't find anything, then just go away.
			if ( m_hPhysicsEnt == NULL )
			{
				TaskFail( "Can't find an object I like!" );
				return;
			}
	
			IPhysicsObject *pPhysicsObject = m_hPhysicsEnt->VPhysicsGetObject();
			
			Vector vecGoalPos;
			Vector vecDir;

			vecDir = GetLocalOrigin() - m_hPhysicsEnt->WorldSpaceCenter();
			VectorNormalize(vecDir);
			vecDir.z = 0;
		
			if ( m_hPhysicsEnt->GetOwnerEntity() == NULL )
				 m_hPhysicsEnt->SetOwnerEntity( this );
		
			if ( pPhysicsObject )
				 pPhysicsObject->RecheckCollisionFilter();

			vecGoalPos = m_hPhysicsEnt->WorldSpaceCenter() + (vecDir * DOG_PHYSOBJ_MOVE_TO_DIST );

			bool bBuiltRoute = false;

			//If I'm near my goal, then just walk to it.
			Activity aActivity = ACT_RUN;

			if ( ( vecGoalPos - GetLocalOrigin() ).Length() <= 128 )
				 aActivity = ACT_WALK;

			bBuiltRoute = GetNavigator()->SetGoal( AI_NavGoal_t( vecGoalPos, aActivity ), AIN_NO_PATH_TASK_FAIL );

			if ( bBuiltRoute == true )
				 TaskComplete();
			else
			{
				m_flTimeToCatch = gpGlobals->curtime + 0.1;
				m_flNextRouteTime = gpGlobals->curtime + 0.3;
				m_flNextSwat = gpGlobals->curtime + 0.1;

				if ( m_hUnreachableObjects.Find( m_hPhysicsEnt ) == -1 )
					 m_hUnreachableObjects.AddToTail( m_hPhysicsEnt );
								
				m_hPhysicsEnt = NULL;

				GetNavigator()->ClearGoal();
			}
		}
		break;

	case TASK_WAIT:
	{
		if ( IsWaitFinished() )
		{
			TaskComplete();
		}

		if ( m_hPhysicsEnt )
		{
			if ( m_bHasObject == false )
			{
				GetMotor()->SetIdealYawToTarget( m_hPhysicsEnt->GetAbsOrigin() );
				GetMotor()->UpdateYaw();
			}
		}

		break;
	}

	case TASK_DOG_LAUNCH_ITEM:
		if( IsActivityFinished() )
		{
			if ( m_hPhysicsEnt )
			{
				m_hPhysicsEnt->SetOwnerEntity( NULL );
			}

			TaskComplete();
		}
//.........这里部分代码省略.........

//------------------------------------------------------------------------------
// Purpose :
// Input   :
// Output  :
//------------------------------------------------------------------------------
void CNPC_CombineDropship::Spawn( void )
{
	Precache( );

	SetModel( "models/combine_dropship.mdl" );
	BaseClass::Spawn();

	ExtractBbox( SelectHeaviestSequence( ACT_DROPSHIP_DEPLOY_IDLE ), m_cullBoxMins, m_cullBoxMaxs ); 
	BaseClass::Spawn();

	InitPathingData( DROPSHIP_LEAD_DISTANCE, DROPSHIP_MIN_CHASE_DIST_DIFF, DROPSHIP_AVOID_DIST );

	// create the correct bin for the ship to carry
	switch ( m_iCrateType )
	{
	case CRATE_ROLLER_HOPPER:
		break;
	case CRATE_SOLDIER:
		m_hContainer = CreateEntityByName( "prop_dynamic" );
		if ( m_hContainer )
		{
			m_hContainer->SetModel( "models/props_junk/trashdumpster02.mdl" );
			m_hContainer->SetLocalOrigin( GetAbsOrigin() );
			m_hContainer->SetLocalAngles( GetLocalAngles() );
			m_hContainer->SetAbsAngles( GetAbsAngles() );
			m_hContainer->SetParent(this, 0);
			m_hContainer->SetOwnerEntity(this);
			m_hContainer->SetSolid( SOLID_VPHYSICS );
			m_hContainer->Spawn();
		}
		break;

	case CRATE_NONE:
	default:
		break;
	}

	m_iHealth = 100;
	m_flFieldOfView = 0.5; // 60 degrees
	m_iContainerMoveType = MOVETYPE_NONE;

	//InitBoneControllers();
	InitCustomSchedules();

	if ( m_hContainer )
	{
		SetIdealActivity( (Activity)ACT_DROPSHIP_FLY_IDLE_CARGO );
	}
	else
	{
		SetIdealActivity( (Activity)ACT_DROPSHIP_FLY_IDLE_EXAGG );
	}

	m_flMaxSpeed = DROPSHIP_MAX_SPEED;
	m_flMaxSpeedFiring = BASECHOPPER_MAX_FIRING_SPEED;
	m_hPickupTarget = NULL;

	//!!!HACKHACK
	// This tricks the AI code that constantly complains that the vehicle has no schedule.
	SetSchedule( SCHED_IDLE_STAND );

	m_iLandState = LANDING_NO;
}