void CPlayerPickupController::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value )
{
	if ( ToBasePlayer(pActivator) == m_pPlayer )
	{
		CBaseEntity *pAttached = m_grabController.GetAttached();

		// UNDONE: Use vphysics stress to decide to drop objects
		// UNDONE: Must fix case of forcing objects into the ground you're standing on (causes stress) before that will work
		if ( !pAttached || useType == USE_OFF || (m_pPlayer->m_nButtons & IN_ATTACK2) || m_grabController.ComputeError() > 12 )
		{
			Shutdown();
			return;
		}
		
		//Adrian: Oops, our object became motion disabled, let go!
		IPhysicsObject *pPhys = pAttached->VPhysicsGetObject();
		if ( pPhys && pPhys->IsMoveable() == false )
		{
			Shutdown();
			return;
		}

#if STRESS_TEST
		vphysics_objectstress_t stress;
		CalculateObjectStress( pPhys, pAttached, &stress );
		if ( stress.exertedStress > 250 )
		{
			Shutdown();
			return;
		}
#endif

#ifndef PLAYER_DISABLE_THROWING
		// +ATTACK will throw phys objects
		if ( m_pPlayer->m_nButtons & IN_ATTACK )
		{
			Shutdown( true );
			Vector vecLaunch;
			m_pPlayer->EyeVectors( &vecLaunch );
			// JAY: Scale this with mass because some small objects really go flying
			float massFactor = clamp( pPhys->GetMass(), 0.5, 15 );
			massFactor = RemapVal( massFactor, 0.5, 15, 0.5, 4 );
			vecLaunch *= player_throwforce.GetFloat() * massFactor;

			pPhys->ApplyForceCenter( vecLaunch );
			AngularImpulse aVel = RandomAngularImpulse( -10, 10 ) * massFactor;
			pPhys->ApplyTorqueCenter( aVel );
			return;
		}
#endif
		if ( useType == USE_SET )
		{
			// update position
			m_grabController.UpdateObject( m_pPlayer, 12 );
		}
	}
}
void CPlayerPickupController::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value )
{
	if ( ToBasePlayer(pActivator) == m_pPlayer )
	{
		CBaseEntity *pAttached = m_grabController.GetAttached();

		if ( !pAttached || useType == USE_OFF || m_grabController.ComputeError() > 12 || (m_pPlayer->m_nButtons & (IN_ATTACK|IN_ATTACK2)) )
		{
			Shutdown();
			return;
		}
		else if ( useType == USE_SET )
		{
			// update position
			matrix3x4_t tmp;
			ComputePlayerMatrix( tmp );
			Vector position;
			QAngle angles;
			VectorTransform( m_positionPlayerSpace, tmp, position );
			angles = TransformAnglesToWorldSpace( m_anglesPlayerSpace, tmp );
			CheckObjectPosition( position, angles, pAttached->GetAbsOrigin() );

			// check to see if object is still sitting on something
			trace_t tr;
			Vector down = Vector( 0, 0, -6 );
			UTIL_TraceEntity( pAttached, position, position + down, MASK_SOLID, &tr );
			// if trace made it then there's nothing left to sit on, break the tie
			if ( tr.fraction == 1 )
			{
				Shutdown();
				return;
			}
			else
			{
				m_grabController.SetTargetPosition( position, angles );
			}
		}
	}
}