C++ IPhysicsObject::Wake方法代码示例

void CGravControllerPoint::DetachEntity( void )
{
	CBaseEntity *pEntity = m_attachedEntity;
	if ( pEntity )
	{
		IPhysicsObject *pPhys = GetPhysObjFromPhysicsBone( pEntity, m_attachedPhysicsBone );
		if ( pPhys )
		{
			// on the odd chance that it's gone to sleep while under anti-gravity
			pPhys->Wake();
			pPhys->SetDamping( NULL, &m_saveDamping );
			pPhys->SetMass( m_saveMass );
		}
	}
	m_attachedEntity = NULL;
	m_attachedPhysicsBone = 0;
	if ( physenv )
	{
		physenv->DestroyMotionController( m_controller );
	}
	m_controller = NULL;

	// UNDONE: Does this help the networking?
	m_targetPosition = vec3_origin;
	m_worldPosition = vec3_origin;
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
int CPhysBox::OnTakeDamage( const CTakeDamageInfo &info )
{
	// note: if motion is disabled, OnTakeDamage can't apply physics force
	int ret = BaseClass::OnTakeDamage( info );

	// Check our health against the threshold:
	if( m_damageToEnableMotion > 0 && GetHealth() < m_damageToEnableMotion )
	{
		// only do this once
		m_damageToEnableMotion = 0;

		IPhysicsObject *pPhysicsObject = VPhysicsGetObject();
		if ( pPhysicsObject != NULL )
		{
			pPhysicsObject->Wake();
			pPhysicsObject->EnableMotion( true );
			
			VPhysicsTakeDamage( info );
		}
	}

	if ( info.GetInflictor() )
	{
		m_OnDamaged.FireOutput( info.GetAttacker(), this );
	}

	return ret;
}

void CWeaponGravityGun::AttachObject( CBaseEntity *pObject, const Vector& start, const Vector &end, float distance )
{
	CBasePlayer *pOwner = ToBasePlayer( GetOwner() );
	if( !pOwner )
		return;
	m_hObject = pObject;
	m_useDown = false;
	IPhysicsObject *pPhysics = pObject ? (pObject->VPhysicsGetObject()) : NULL;
	if ( pPhysics && pObject->GetMoveType() == MOVETYPE_VPHYSICS )
	{
		m_distance = distance;

		Vector worldPosition;
		pObject->WorldToEntitySpace( end, &worldPosition );
		m_worldPosition = worldPosition;
		m_gravCallback.AttachEntity( pOwner, pObject, pPhysics, pObject->GetAbsOrigin() );

		m_originalObjectPosition = pObject->GetAbsOrigin();

		pPhysics->Wake();
		PhysSetGameFlags( pPhysics, FVPHYSICS_PLAYER_HELD );

#ifndef CLIENT_DLL
		Pickup_OnPhysGunPickup( pObject, pOwner );
#endif
	}
	else
	{
		m_hObject = NULL;
	}
}

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;
}

//-----------------------------------------------------------------------------
// Purpose: Input handler for waking up the cannister if it is sleeping.
//-----------------------------------------------------------------------------
void CPhysicsCannister::InputWake( inputdata_t &data )
{
	IPhysicsObject *pPhys = VPhysicsGetObject();
	if ( pPhys != NULL )
	{
		pPhys->Wake();
	}
}

//---------------------------------------------------------
// A different bounce behavior for the citizen-modified mine. Detonates at the top of its apex, 
// and does not attempt to track enemies.
//---------------------------------------------------------
void CBounceBomb::CavernBounceThink()
{
	SetNextThink( gpGlobals->curtime + 0.1 );
	StudioFrameAdvance();

	IPhysicsObject *pPhysicsObject = VPhysicsGetObject();

	if ( pPhysicsObject != NULL )
	{
		const float MINE_MAX_JUMP_HEIGHT = 78;

		// Figure out how much headroom the mine has, and hop to within a few inches of that.
		trace_t tr;
		UTIL_TraceLine( GetAbsOrigin(), GetAbsOrigin() + Vector( 0, 0, MINE_MAX_JUMP_HEIGHT ), MASK_SHOT, this, COLLISION_GROUP_INTERACTIVE, &tr );

		float height;

		if( tr.m_pEnt && tr.m_pEnt->VPhysicsGetObject() )
		{
			// Physics object resting on me. Jump as hard as allowed to try to knock it away.
			height = MINE_MAX_JUMP_HEIGHT;
		}
		else
		{
			height = tr.endpos.z - GetAbsOrigin().z;
			height -= BOUNCEBOMB_RADIUS;
			if ( height < 0.1 )
				height = 0.1;
		}

		float time = sqrt( height / (0.5 * sv_gravity.GetFloat()) );
		float velocity = sv_gravity.GetFloat() * time;

		// or you can just AddVelocity to the object instead of ApplyForce
		float force = velocity * pPhysicsObject->GetMass();

		Vector up;

		GetVectors( NULL, NULL, &up );
		
		pPhysicsObject->Wake();
		pPhysicsObject->ApplyForceCenter( up * force );
		if( m_hNearestNPC )
		{
			Vector vecPredict = m_hNearestNPC->GetSmoothedVelocity();

			pPhysicsObject->ApplyForceCenter( vecPredict * (pPhysicsObject->GetMass() * 0.65f) );
		}

		pPhysicsObject->ApplyTorqueCenter( AngularImpulse( random->RandomFloat( 15, 40 ), random->RandomFloat( 15, 40 ), random->RandomFloat( 30, 60 ) ) );
		
		EmitSound( "NPC_CombineMine.Hop" );

		SetThink( &CBounceBomb::ExplodeThink );
		SetNextThink( gpGlobals->curtime + 0.33f );
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CPhysicsCannister::CannisterActivate( CBaseEntity *pActivator, const Vector &thrustOffset )
{
	// already active or spent
	if ( m_active || !m_thrustTime )
	{
		return;
	}

	m_hLauncher = pActivator;

	Vector thrustDirection = CalcLocalThrust( thrustOffset );
	m_onActivate.FireOutput( pActivator, this, 0 );
	m_thruster.CalcThrust( m_thrustOrigin, thrustDirection, VPhysicsGetObject() );
	m_pController = physenv->CreateMotionController( &m_thruster );
	IPhysicsObject *pPhys = VPhysicsGetObject();
	m_pController->AttachObject( pPhys, true );
	// Make sure the object is simulated
	pPhys->Wake();

	m_active = true;
	m_activateTime = gpGlobals->curtime;
	SetNextThink( gpGlobals->curtime + m_thrustTime );
	SetThink( &CPhysicsCannister::BeginShutdownThink );

	QAngle angles;
	VectorAngles( -thrustDirection, angles );
	m_pJet = dynamic_cast<CSteamJet *>( CBaseEntity::Create( "env_steam", m_thrustOrigin, angles, this ) );
	m_pJet->SetParent( this );

	float extra = m_thruster.m_thrust * (1/5000.f);
	extra = clamp( extra, 0, 1 );

	m_pJet->m_SpreadSpeed = 15 * m_thruster.m_thrust * 0.001;
	m_pJet->m_Speed = 128 + 100 * extra;
	m_pJet->m_StartSize = 10;
	m_pJet->m_EndSize = 25;

	m_pJet->m_Rate = 52 + (int)extra*20;
	m_pJet->m_JetLength = 64;
	m_pJet->m_clrRender = m_clrRender;

	m_pJet->Use( this, this, USE_ON, 1 );
	if ( m_gasSound != NULL_STRING )
	{
		CPASAttenuationFilter filter( this );

		EmitSound_t ep;
		ep.m_nChannel = CHAN_ITEM;
		ep.m_pSoundName =  STRING(m_gasSound);
		ep.m_flVolume = 1.0f;
		ep.m_SoundLevel = SNDLVL_NORM;

		EmitSound( filter, entindex(), ep );
	}
}

void CPhysMotor::TurnOn( void )
{
	CBaseEntity *pAttached = m_attachedObject;
	if ( !pAttached )
		return;

	IPhysicsObject *pPhys = pAttached->VPhysicsGetObject();
	if ( pPhys )
	{
		pPhys->Wake();
		SetNextThink( gpGlobals->curtime );
	}
}

void CHL2MPRules::ManageObjectRelocation( void )
{
    int iTotal = m_hRespawnableItemsAndWeapons.Count();

    if ( iTotal > 0 )
    {
        for ( int i = 0; i < iTotal; i++ )
        {
            CBaseEntity *pObject = m_hRespawnableItemsAndWeapons[i].Get();

            if ( pObject )
            {
                Vector vSpawOrigin;
                QAngle vSpawnAngles;

                if ( GetObjectsOriginalParameters( pObject, vSpawOrigin, vSpawnAngles ) == true )
                {
                    float flDistanceFromSpawn = (pObject->GetAbsOrigin() - vSpawOrigin ).Length();

                    if ( flDistanceFromSpawn > WEAPON_MAX_DISTANCE_FROM_SPAWN )
                    {
                        bool shouldReset = false;
                        IPhysicsObject *pPhysics = pObject->VPhysicsGetObject();

                        if ( pPhysics )
                        {
                            shouldReset = pPhysics->IsAsleep();
                        }
                        else
                        {
                            shouldReset = (pObject->GetFlags() & FL_ONGROUND) ? true : false;
                        }

                        if ( shouldReset )
                        {
                            pObject->Teleport( &vSpawOrigin, &vSpawnAngles, NULL );
                            pObject->EmitSound( "AlyxEmp.Charge" );

                            IPhysicsObject *pPhys = pObject->VPhysicsGetObject();

                            if ( pPhys )
                            {
                                pPhys->Wake();
                            }
                        }
                    }
                }
            }
        }
    }
}

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 CGrabController::DetachEntity( void )
{
	CBaseEntity *pEntity = GetAttached();
	if ( pEntity )
	{
		IPhysicsObject *pPhys = pEntity->VPhysicsGetObject();
		if ( pPhys )
		{
			// on the odd chance that it's gone to sleep while under anti-gravity
			pPhys->Wake();
			pPhys->SetDamping( NULL, &m_saveRotDamping );
			PhysClearGameFlags( pPhys, FVPHYSICS_PLAYER_HELD );
		}
	}
	m_attachedEntity = NULL;
	physenv->DestroyMotionController( m_controller );
	m_controller = NULL;
}

void CPhysForce::ForceOff( void )
{
	if ( !m_pController )
		return;

	physenv->DestroyMotionController( m_pController );
	m_pController = NULL;
	SetThink( NULL );
	SetNextThink( TICK_NEVER_THINK );
	IPhysicsObject *pPhys = NULL;
	if ( m_attachedObject )
	{
		pPhys = m_attachedObject->VPhysicsGetObject();
		if ( pPhys )
		{
			pPhys->Wake();
		}
	}
}

void CPhysicsNPCSolver::Think()
{
	bool finished = m_allowIntersection ? !IsIntersecting() : !CheckTouching();

	if ( finished )
	{
		UTIL_Remove(this);
		return;
	}
	if ( m_allowIntersection )
	{
		IPhysicsObject *pObject = m_hEntity->VPhysicsGetObject();
		if ( !pObject )
		{
			UTIL_Remove(this);
			return;
		}
		pObject->Wake();
	}
	ResetCancelTime();
}

void CWeaponGravityGun::AttachObject( CBaseEntity *pObject, const Vector& start, const Vector &end, float distance )
{
	m_hObject = pObject;
	m_useDown = false;
	IPhysicsObject *pPhysics = pObject ? (pObject->VPhysicsGetObject()) : NULL;
	if ( pPhysics && pObject->GetMoveType() == MOVETYPE_VPHYSICS )
	{
		m_distance = distance;

		m_gravCallback.AttachEntity( pObject, pPhysics, end );
		float mass = pPhysics->GetMass();
		Msg( "Object mass: %.2f lbs (%.2f kg)\n", kg2lbs(mass), mass );
		float vel = phys_gunvel.GetFloat();
		if ( mass > phys_gunmass.GetFloat() )
		{
			vel = (vel*phys_gunmass.GetFloat())/mass;
		}
		m_gravCallback.SetMaxVelocity( vel );
//		Msg( "Object mass: %.2f lbs (%.2f kg) %f %f %f\n", kg2lbs(mass), mass, pObject->GetAbsOrigin().x, pObject->GetAbsOrigin().y, pObject->GetAbsOrigin().z );
//		Msg( "ANG: %f %f %f\n", pObject->GetAbsAngles().x, pObject->GetAbsAngles().y, pObject->GetAbsAngles().z );

		m_originalObjectPosition = pObject->GetAbsOrigin();

		m_pelletAttract = -1;
		m_pelletHeld = -1;

		pPhysics->Wake();
		SortPelletsForObject( pObject );
		
		CBasePlayer *pOwner = ToBasePlayer( GetOwner() );
		if( pOwner )
		{
			Pickup_OnPhysGunPickup( pObject, pOwner );
		}
	}
	else
	{
		m_hObject = NULL;
	}
}

	void SetTargetPosition( const Vector &target, const QAngle &targetOrientation )
	{
		m_shadow.targetPosition = target;
		m_shadow.targetRotation = targetOrientation;

		m_timeToArrive = gpGlobals->frametime;

		CBaseEntity *pAttached = m_attachedEntity;
		if ( pAttached )
		{
			IPhysicsObject *pObj = GetPhysObjFromPhysicsBone( pAttached, m_attachedPhysicsBone );
			
			if ( pObj != NULL )
			{
				pObj->Wake();
			}
			else
			{
				DetachEntity();
			}
		}
	}