C++ IPhysicsObject::RemoveShadowController方法代码示例

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 );
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
bool CTriggerPortalCleanser::TransferPhysicsObject( CBaseEntity *pFrom, CBaseEntity *pTo, bool wakeUp )
{
	IPhysicsObject *pVPhysics = pFrom->VPhysicsGetObject();
	if ( !pVPhysics || pVPhysics->IsStatic() )
		return false;

	Vector vecVelocity, vecAngular;
	pVPhysics->GetVelocity( &vecVelocity, &vecAngular );

	// clear out the pointer so it won't get deleted
	pFrom->VPhysicsSwapObject( NULL );
	// remove any AI behavior bound to it
	pVPhysics->RemoveShadowController();
	// transfer to the new owner
	pTo->VPhysicsSetObject( pVPhysics );
	pVPhysics->SetGameData( (void *)pTo );
	pTo->VPhysicsUpdate( pVPhysics );
	
	// may have been temporarily disabled by the old object
	pVPhysics->EnableMotion( true );
	pVPhysics->EnableGravity( false );
	
	// Slow down and push up the object.
	vecVelocity /= 2;
	vecAngular /= 2;
	vecVelocity.z += 10;
	pVPhysics->SetVelocity( &vecVelocity, &vecAngular );

	// Update for the new entity solid type
	pVPhysics->RecheckCollisionFilter();
	if ( wakeUp )
	{
		pVPhysics->Wake();
	}

	return true;
}

// UNDONE: Is this worth it?, just recreate the object instead? (that happens when this returns false anyway)
// recreating works, but is more expensive and won't inherit properties (velocity, constraints, etc)
bool TransferPhysicsObject( CBaseEntity *pFrom, CBaseEntity *pTo )
{
	IPhysicsObject *pVPhysics = pFrom->VPhysicsGetObject();
	if ( !pVPhysics || pVPhysics->IsStatic() )
		return false;

	// clear out the pointer so it won't get deleted
	pFrom->VPhysicsSwapObject( NULL );
	// remove any AI behavior bound to it
	pVPhysics->RemoveShadowController();
	// transfer to the new owner
	pTo->VPhysicsSetObject( pVPhysics );
	pVPhysics->SetGameData( (void *)pTo );
	pTo->VPhysicsUpdate( pVPhysics );
	
	// may have been temporarily disabled by the old object
	pVPhysics->EnableMotion( true );
	pVPhysics->EnableGravity( true );
	
	// Update for the new entity solid type
	pVPhysics->RecheckCollisionFilter();

	return true;
}

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.........

//.........这里部分代码省略.........
				m_engineThrust = UTIL_Approach( 1.0f, m_engineThrust, 0.1f );
				DoRotorWash();
			}
			else
			{
				float idleVolume = 0.2f;
				m_engineThrust = UTIL_Approach( idleVolume, m_engineThrust, 0.04f );
				if ( m_engineThrust > idleVolume ) 
				{
					DoRotorWash();				// make sure we're kicking up dust/water as long as engine thrust is up
				}
			}

			if( gpGlobals->curtime > m_flTimeTakeOff )
			{
				m_iLandState = LANDING_LIFTOFF;
				SetActivity( (Activity)ACT_DROPSHIP_LIFTOFF );
				m_engineThrust = 1.0f;			// ensure max volume once we're airborne
				if ( m_bIsFiring )
				{
					StopCannon();				// kill cannon sounds if they are on
				}

				// detach container from ship
				if ( m_hContainer && m_leaveCrate )
				{
					m_hContainer->SetParent(NULL);
					m_hContainer->SetMoveType( (MoveType_t)m_iContainerMoveType );

					// If the container has a physics object, remove it's shadow
					IPhysicsObject *pPhysicsObject = m_hContainer->VPhysicsGetObject();
					if ( pPhysicsObject )
					{
						pPhysicsObject->RemoveShadowController();
					}

					m_hContainer = NULL;
				}
			}
		}
		break;

	case LANDING_LIFTOFF:
		{
			// give us some clearance before changing back to larger hull -- keeps ship from getting stuck on
			// things like the player, etc since we "pop" the hull...
			if ( GetAltitude() > 120 )		
			{
				m_OnFinishedDropoff.FireOutput( this, this );

				m_iLandState = LANDING_NO;

				// change bounding box back to normal ship hull
				Vector vecBBMin, vecBBMax;
				ExtractBbox( SelectHeaviestSequence( ACT_DROPSHIP_DEPLOY_IDLE ), vecBBMin, vecBBMax ); 
				UTIL_SetSize( this, vecBBMin, vecBBMax );
				Relink();
			}
		}
		break;

	case LANDING_SWOOPING:
		{
			// Did we lose our pickup target?
			if ( !m_hPickupTarget )
			{