C++ IPhysicsObject::SetVelocity方法代码示例

void CWeaponGrenade::ThrowGrenade( CBasePlayer *pPlayer )
{
#ifndef CLIENT_DLL
    Vector	vecEye = pPlayer->EyePosition();
    Vector	vForward, vRight;

    pPlayer->EyeVectors( &vForward, &vRight, NULL );
    Vector vecSrc = vecEye + vForward * 18.0f + vRight * 8.0f;
    CheckThrowPosition( pPlayer, vecEye, vecSrc );
    vForward[2] += 0.1f;

    Vector vecThrow;
    pPlayer->GetVelocity( &vecThrow, NULL );
    vecThrow += vForward * 1200;
    CBaseGrenade *pGrenade = GrenadeBoing_Create( vecSrc, vec3_angle, vecThrow, AngularImpulse(600,random->RandomInt(-1200,1200),0), pPlayer, GRENADE_TIMER, false );

    if ( pGrenade )
    {
        if ( pPlayer && pPlayer->m_lifeState != LIFE_ALIVE )
        {
            pPlayer->GetVelocity( &vecThrow, NULL );

            IPhysicsObject *pPhysicsObject = pGrenade->VPhysicsGetObject();
            if ( pPhysicsObject )
                pPhysicsObject->SetVelocity( &vecThrow, NULL );
        }

        pGrenade->SetDamage( GetHL2MPWpnData().m_iPlayerDamage );
        pGrenade->SetDamageRadius( GRENADE_DAMAGE_RADIUS );
    }
#endif
}

//------------------------------------------------------------------------------
// Pow!
//------------------------------------------------------------------------------
void CPropAPC2::ExplodeAndThrowChunk( const Vector &vecExplosionPos )
{
	ExplosionCreate( vecExplosionPos, vec3_angle, this, 1000, 500.0f, 
		SF_ENVEXPLOSION_NODAMAGE | SF_ENVEXPLOSION_NOSPARKS | SF_ENVEXPLOSION_NODLIGHTS	|
		SF_ENVEXPLOSION_NOSMOKE  | SF_ENVEXPLOSION_NOFIREBALLSMOKE, 0 );
	UTIL_ScreenShake( vecExplosionPos, 25.0, 150.0, 1.0, 750.0f, SHAKE_START );

	// Drop a flaming, smoking chunk.
	CGib *pChunk = CREATE_ENTITY( CGib, "gib" );
	pChunk->Spawn( "models/gibs/hgibs.mdl" );
	pChunk->SetBloodColor( DONT_BLEED );

	QAngle vecSpawnAngles;
	vecSpawnAngles.Random( -90, 90 );
	pChunk->SetAbsOrigin( vecExplosionPos );
	pChunk->SetAbsAngles( vecSpawnAngles );

	int nGib = random->RandomInt( 0, APC_MAX_CHUNKS - 1 );
	pChunk->Spawn( s_pChunkModelName[nGib] );
	pChunk->SetOwnerEntity( this );
	pChunk->m_lifeTime = random->RandomFloat( 6.0f, 8.0f );
	pChunk->SetCollisionGroup( COLLISION_GROUP_DEBRIS );
	IPhysicsObject *pPhysicsObject = pChunk->VPhysicsInitNormal( SOLID_VPHYSICS, pChunk->GetSolidFlags(), false );
	
	// Set the velocity
	if ( pPhysicsObject )
	{
		pPhysicsObject->EnableMotion( true );
		Vector vecVelocity;

		QAngle angles;
		angles.x = random->RandomFloat( -40, 0 );
		angles.y = random->RandomFloat( 0, 360 );
		angles.z = 0.0f;
		AngleVectors( angles, &vecVelocity );
		
		vecVelocity *= random->RandomFloat( 300, 900 );
		vecVelocity += GetAbsVelocity();

		AngularImpulse angImpulse;
		angImpulse = RandomAngularImpulse( -180, 180 );

		pChunk->SetAbsVelocity( vecVelocity );
		pPhysicsObject->SetVelocity(&vecVelocity, &angImpulse );
		}

	CEntityFlame *pFlame = CEntityFlame::Create( pChunk, false );
	if ( pFlame != NULL )
	{
		pFlame->SetLifetime( pChunk->m_lifeTime );
	}
	pChunk->Dissolve( NULL, gpGlobals->curtime, false, ENTITY_DISSOLVE_NORMAL );
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : *pPlayer - 
//-----------------------------------------------------------------------------
void CWeaponFrag::ThrowGrenade( CBasePlayer *pPlayer )
{
#ifndef CLIENT_DLL
	Vector	vecEye = pPlayer->EyePosition();
	Vector	vForward, vRight;

	pPlayer->EyeVectors( &vForward, &vRight, NULL );
	Vector vecSrc = vecEye + vForward * 18.0f + vRight * 8.0f;
	CheckThrowPosition( pPlayer, vecEye, vecSrc );
//	vForward[0] += 0.1f;
	vForward[2] += 0.1f;

	Vector vecThrow;
	pPlayer->GetVelocity( &vecThrow, NULL );
	vecThrow += vForward * 1200;
	CBaseGrenade *pGrenade = Fraggrenade_Create( vecSrc, vec3_angle, vecThrow, AngularImpulse(600,random->RandomInt(-1200,1200),0), pPlayer, GRENADE_TIMER, false );

	if ( pGrenade )
	{
		if ( pPlayer && pPlayer->m_lifeState != LIFE_ALIVE )
		{
			pPlayer->GetVelocity( &vecThrow, NULL );

			IPhysicsObject *pPhysicsObject = pGrenade->VPhysicsGetObject();
			if ( pPhysicsObject )
			{
				pPhysicsObject->SetVelocity( &vecThrow, NULL );
			}
		}
		
		pGrenade->SetDamage( GetHL2MPWpnData().m_iPlayerDamage );
		pGrenade->SetDamageRadius( GRENADE_DAMAGE_RADIUS );
	}
#endif

	m_bRedraw = true;

	WeaponSound( SINGLE );
	
	// player "shoot" animation
	pPlayer->SetAnimation( PLAYER_ATTACK1 );
}

//-----------------------------------------------------------------------------
// 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;
}

//-----------------------------------------------------------------------------
// Purpose:
// Input  : *pPlayer -
//-----------------------------------------------------------------------------
void CWeaponFrag::ThrowGrenade( CBasePlayer *pPlayer, bool Invis /*= false*/ )
{
#ifndef CLIENT_DLL
    Vector	vecEye = pPlayer->EyePosition();
    Vector	vForward, vRight;

    pPlayer->EyeVectors( &vForward, &vRight, NULL );
    Vector vecSrc = vecEye + vForward * 18.0f + vRight * 8.0f;
    CheckThrowPosition( pPlayer, vecEye, vecSrc );
//	vForward[0] += 0.1f;
    vForward[2] += 0.1f;

    Vector vecThrow;
    pPlayer->GetVelocity( &vecThrow, NULL );
    //DHL - We're just gonna set the grenade off at vecSrc if it goes off "in their hand", so don't worry about velocity
    if ( !Invis )
        vecThrow += vForward * 1200;
    //DHL: Added conditional to last arg, to allow priming...
    //If we haven't hit the time we should explode yet, use the remaining time as the clock for the grenade
    //Otherwise (we're due to explode) throw (will be forced in the PostFrame function) and go off near immediately
    CBaseGrenade *pGrenade = Fraggrenade_Create( vecSrc, vec3_angle, vecThrow, AngularImpulse(600,random->RandomInt(-1200,1200),0), pPlayer, ( (flExplodeTime > gpGlobals->curtime) ? (flExplodeTime - gpGlobals->curtime) : 0.01f ), false );

    if ( pGrenade )
    {
        if ( pPlayer && pPlayer->m_lifeState != LIFE_ALIVE )
        {
            pPlayer->GetVelocity( &vecThrow, NULL );

            IPhysicsObject *pPhysicsObject = pGrenade->VPhysicsGetObject();
            if ( pPhysicsObject )
            {
                pPhysicsObject->SetVelocity( &vecThrow, NULL );
            }
        }

        pGrenade->SetDamage( GetHL2MPWpnData().m_iPlayerDamage );
        pGrenade->SetDamageRadius( GRENADE_DAMAGE_RADIUS );
        if ( Invis ) //DHL - Don't always want to be able to see the grenade
        {
            pGrenade->AddEffects( EF_NODRAW );
            pGrenade->SetMoveType( MOVETYPE_NONE );

            CUtlVector<CBaseEntity *> childrenList;
            GetAllChildren( pGrenade, childrenList );
            if ( childrenList.Count() ) // If there's any children in the list...
            {
                for ( int i = childrenList.Count()-1; i >= 0; --i )
                {
                    UTIL_Remove( childrenList[i] ); //Remove them all
                }
            }
            pGrenade->SetAbsVelocity( vec3_origin );
            pGrenade->SetAbsOrigin( vecSrc ); //Put the grenade right back in their hand incase it's moved
            pGrenade->Detonate();
        }
    }
#endif

    m_bRedraw = true;

    WeaponSound( SINGLE );

    // player "shoot" animation
    pPlayer->SetAnimation( PLAYER_ATTACK1 );
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CPropAPC::Event_Killed( const CTakeDamageInfo &info )
{
	m_OnDeath.FireOutput( info.GetAttacker(), this );

	Vector vecAbsMins, vecAbsMaxs;
	CollisionProp()->WorldSpaceAABB( &vecAbsMins, &vecAbsMaxs );

	Vector vecNormalizedMins, vecNormalizedMaxs;
	CollisionProp()->WorldToNormalizedSpace( vecAbsMins, &vecNormalizedMins );
	CollisionProp()->WorldToNormalizedSpace( vecAbsMaxs, &vecNormalizedMaxs );

	Vector vecAbsPoint;
	CPASFilter filter( GetAbsOrigin() );
	for (int i = 0; i < 5; i++)
	{
		CollisionProp()->RandomPointInBounds( vecNormalizedMins, vecNormalizedMaxs, &vecAbsPoint );
		te->Explosion( filter, random->RandomFloat( 0.0, 1.0 ),	&vecAbsPoint, 
			g_sModelIndexFireball, random->RandomInt( 4, 10 ), 
			random->RandomInt( 8, 15 ), 
			( i < 2 ) ? TE_EXPLFLAG_NODLIGHTS : TE_EXPLFLAG_NOPARTICLES | TE_EXPLFLAG_NOFIREBALLSMOKE | TE_EXPLFLAG_NODLIGHTS,
			100, 0 );
	}

	// TODO: make the gibs spawn in sync with the delayed explosions
	int nGibs = random->RandomInt( 1, 4 );
	for ( int i = 0; i < nGibs; i++)
	{
		// Throw a flaming, smoking chunk.
		CGib *pChunk = CREATE_ENTITY( CGib, "gib" );
		pChunk->Spawn( "models/gibs/hgibs.mdl" );
		pChunk->SetBloodColor( DONT_BLEED );

		QAngle vecSpawnAngles;
		vecSpawnAngles.Random( -90, 90 );
		pChunk->SetAbsOrigin( vecAbsPoint );
		pChunk->SetAbsAngles( vecSpawnAngles );

		int nGib = random->RandomInt( 0, APC_MAX_CHUNKS - 1 );
		pChunk->Spawn( s_pChunkModelName[nGib] );
		pChunk->SetOwnerEntity( this );
		pChunk->m_lifeTime = random->RandomFloat( 6.0f, 8.0f );
		pChunk->SetCollisionGroup( COLLISION_GROUP_DEBRIS );
		IPhysicsObject *pPhysicsObject = pChunk->VPhysicsInitNormal( SOLID_VPHYSICS, pChunk->GetSolidFlags(), false );
		
		// Set the velocity
		if ( pPhysicsObject )
		{
			pPhysicsObject->EnableMotion( true );
			Vector vecVelocity;

			QAngle angles;
			angles.x = random->RandomFloat( -20, 20 );
			angles.y = random->RandomFloat( 0, 360 );
			angles.z = 0.0f;
			AngleVectors( angles, &vecVelocity );
			
			vecVelocity *= random->RandomFloat( 300, 900 );
			vecVelocity += GetAbsVelocity();

			AngularImpulse angImpulse;
			angImpulse = RandomAngularImpulse( -180, 180 );

			pChunk->SetAbsVelocity( vecVelocity );
			pPhysicsObject->SetVelocity(&vecVelocity, &angImpulse );
		}

		CEntityFlame *pFlame = CEntityFlame::Create( pChunk, false );
		if ( pFlame != NULL )
		{
			pFlame->SetLifetime( pChunk->m_lifeTime );
		}
	}

	UTIL_ScreenShake( vecAbsPoint, 25.0, 150.0, 1.0, 750.0f, SHAKE_START );

	if( hl2_episodic.GetBool() )
	{
		// EP1 perf hit
		Ignite( 6, false );
	}
	else
	{
		Ignite( 60, false );
	}

	m_lifeState = LIFE_DYING;

	// Spawn a lesser amount if the player is close
	m_iRocketSalvoLeft = DEATH_VOLLEY_ROCKET_COUNT;
	m_flRocketTime = gpGlobals->curtime;
}

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 );
}

//.........这里部分代码省略.........
				if ( pPlayer )
				{
					flDistanceToPlayer = (pPlayer->GetAbsOrigin() - m_hPhysicsEnt->WorldSpaceCenter()).Length();
				}
			
				IPhysicsObject *pPhysObj = m_hPhysicsEnt->VPhysicsGetObject();
				if ( !pPhysObj )
				{
					Warning( "npc_dog:  TASK_DOG_WAIT_FOR_OBJECT with m_hPhysicsEnt->VPhysicsGetObject == NULL\n" );
				}
					
				if ( pPhysObj && !( pPhysObj->GetGameFlags() & FVPHYSICS_PLAYER_HELD ) && flDistanceToPlayer > ( flDistance * 2 ) )
				{
					if ( m_flTimeToPull <= gpGlobals->curtime )
					{
						Vector vCurrentVel;
						float flCurrentVel;
						AngularImpulse vCurrentAI;

						pPhysObj->GetVelocity( &vCurrentVel, &vCurrentAI );

						flCurrentVel = vCurrentVel.Length();
						VectorNormalize( vCurrentVel );

						if ( pPhysObj && flDistance <= DOG_PULL_DISTANCE )
						{
							Vector vDir = ( vGunPos -  m_hPhysicsEnt->WorldSpaceCenter() );
								
							VectorNormalize( vDir );

							vCurrentVel = vCurrentVel * ( flCurrentVel * DOG_PULL_VELOCITY_MOD );

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

							vDir = vDir * flDistance * DOG_PULL_TO_GUN_VEL_MOD;

							Vector vAngle( 0, 0, 0 );
							pPhysObj->AddVelocity( &vDir, &vAngle );
							
							CreateBeams();
						}
					
						float flDot = DotProduct( vCurrentVel, vForward );

						if ( flDistance >= DOG_PULL_DISTANCE && flDistance <= ( DOG_PULL_DISTANCE * 2 ) && flDot > -0.3 )
						{
							if ( pPhysObj->IsAsleep() == false && !( pPhysObj->GetGameFlags() & FVPHYSICS_PLAYER_HELD ) )
							{
								Vector vecGoalPos;
								Vector vecDir;

								vecDir = GetLocalOrigin() - m_hPhysicsEnt->WorldSpaceCenter();
								VectorNormalize(vecDir);
								vecDir.z = 0;
												
								vecGoalPos = m_hPhysicsEnt->WorldSpaceCenter() + (vecDir * DOG_PHYSOBJ_MOVE_TO_DIST );

								GetNavigator()->ClearGoal();

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

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

bool CStatueProp::CreateVPhysicsFromOBBs( CBaseAnimating *pInitBaseAnimating )
{
	// Make enough pointers to convexes for each hitbox
	CPhysConvex **ppConvex = new (CPhysConvex*[ m_pInitOBBs->Count() ]);

	float flTotalVolume = 0.0f;
	float flTotalSurfaceArea = 0.0f;

	for ( int i = 0; i < m_pInitOBBs->Count(); i++ )
	{
		const outer_collision_obb_t *pOBB = &((*m_pInitOBBs)[ i ]);

		// Accumulate volume and area
		Vector flDimentions = pOBB->vecMaxs - pOBB->vecMins;
		flTotalVolume += flDimentions.x * flDimentions.y * flDimentions.z;
		flTotalSurfaceArea += 2.0f * ( flDimentions.x * flDimentions.y + flDimentions.x * flDimentions.z + flDimentions.y * flDimentions.z );

		// Get angled min and max extents
		Vector vecMins, vecMaxs;
		VectorRotate( pOBB->vecMins, pOBB->angAngles, vecMins );
		VectorRotate( pOBB->vecMaxs, pOBB->angAngles, vecMaxs );

		// Get the corners in world space
		Vector vecMinCorner = pOBB->vecPos + vecMins;
		Vector vecMaxCorner = pOBB->vecPos + vecMaxs;

		// Get the normals of the hitbox in world space
		Vector vecForward, vecRight, vecUp;
		AngleVectors( pOBB->angAngles, &vecForward, &vecRight, &vecUp );
		vecRight = -vecRight;

		// Convert corners and normals to local space
		Vector vecCornerLocal[ 2 ];
		Vector vecNormalLocal[ 3 ];

		matrix3x4_t matToWorld = EntityToWorldTransform();
		VectorITransform( vecMaxCorner, matToWorld, vecCornerLocal[ 0 ] );
		VectorITransform( vecMinCorner, matToWorld, vecCornerLocal[ 1 ] );
		VectorIRotate( vecForward, matToWorld, vecNormalLocal[ 0 ] );
		VectorIRotate( vecRight, matToWorld, vecNormalLocal[ 1 ] );
		VectorIRotate( vecUp, matToWorld, vecNormalLocal[ 2 ] );

		// Create 6 planes from the local oriented hit box data
		float pPlanes[ 4 * 6 ];

		for ( int iPlane = 0; iPlane < 6; ++iPlane )
		{
			int iPlaneMod2 = iPlane % 2;
			int iPlaneDiv2 = iPlane / 2;
			bool bOdd = ( iPlaneMod2 == 1 );

			// Plane Normal
			pPlanes[ iPlane * 4 + 0 ] = vecNormalLocal[ iPlaneDiv2 ].x * ( bOdd ? -1.0f : 1.0f );
			pPlanes[ iPlane * 4 + 1 ] = vecNormalLocal[ iPlaneDiv2 ].y * ( bOdd ? -1.0f : 1.0f );
			pPlanes[ iPlane * 4 + 2 ] = vecNormalLocal[ iPlaneDiv2 ].z * ( bOdd ? -1.0f : 1.0f );

			// Plane D
			pPlanes[ iPlane * 4 + 3 ] = ( vecCornerLocal[ iPlaneMod2 ].x * vecNormalLocal[ iPlaneDiv2 ].x + 
				vecCornerLocal[ iPlaneMod2 ].y * vecNormalLocal[ iPlaneDiv2 ].y + 
				vecCornerLocal[ iPlaneMod2 ].z * vecNormalLocal[ iPlaneDiv2 ].z ) * ( bOdd ? -1.0f : 1.0f );
		}

		// Create convex from the intersection of these planes
		ppConvex[ i ] = physcollision->ConvexFromPlanes( pPlanes, 6, 0.0f );
	}

	// Make a single collide out of the group of convex boxes
	CPhysCollide *pPhysCollide = physcollision->ConvertConvexToCollide( ppConvex, m_pInitOBBs->Count() );

	delete[] ppConvex;

	// Create the physics object
	objectparams_t params = g_PhysDefaultObjectParams;
	params.pGameData = static_cast<void *>( this );

	int nMaterialIndex = physprops->GetSurfaceIndex( "ice" );	// use ice material

	IPhysicsObject* p = physenv->CreatePolyObject( pPhysCollide, nMaterialIndex, GetAbsOrigin(), GetAbsAngles(), &params );
	Assert( p != NULL );

	// Set velocity
	Vector vecInitialVelocity = pInitBaseAnimating->GetAbsVelocity();
	p->SetVelocity( &vecInitialVelocity, NULL );

	// Compute mass
	float flMass;
	float flDensity, flThickness;
	physprops->GetPhysicsProperties( nMaterialIndex, &flDensity, &flThickness, NULL, NULL );

	// Make it more hollow
	flThickness = MIN ( 1.0f, flThickness + 0.5f );

	if ( flThickness > 0.0f )
	{
		flMass = flTotalSurfaceArea * flThickness * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
	}
	else
	{
		// density is in kg/m^3, volume is in in^3
		flMass = flTotalVolume * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
//.........这里部分代码省略.........

//.........这里部分代码省略.........
		VectorITransform( vecMinCorner, matToWorld, vecCornerLocal[ 1 ] );
		VectorIRotate( vecForward, matToWorld, vecNormalLocal[ 0 ] );
		VectorIRotate( vecRight, matToWorld, vecNormalLocal[ 1 ] );
		VectorIRotate( vecUp, matToWorld, vecNormalLocal[ 2 ] );

		// Create 6 planes from the local oriented hit box data
		float pPlanes[ 4 * 6 ];

		for ( int iPlane = 0; iPlane < 6; ++iPlane )
		{
			int iPlaneMod2 = iPlane % 2;
			int iPlaneDiv2 = iPlane / 2;
			bool bOdd = ( iPlaneMod2 == 1 );

			// Plane Normal
			pPlanes[ iPlane * 4 + 0 ] = vecNormalLocal[ iPlaneDiv2 ].x * ( bOdd ? -1.0f : 1.0f );
			pPlanes[ iPlane * 4 + 1 ] = vecNormalLocal[ iPlaneDiv2 ].y * ( bOdd ? -1.0f : 1.0f );
			pPlanes[ iPlane * 4 + 2 ] = vecNormalLocal[ iPlaneDiv2 ].z * ( bOdd ? -1.0f : 1.0f );

			// Plane D
			pPlanes[ iPlane * 4 + 3 ] = ( vecCornerLocal[ iPlaneMod2 ].x * vecNormalLocal[ iPlaneDiv2 ].x + 
				vecCornerLocal[ iPlaneMod2 ].y * vecNormalLocal[ iPlaneDiv2 ].y + 
				vecCornerLocal[ iPlaneMod2 ].z * vecNormalLocal[ iPlaneDiv2 ].z ) * ( bOdd ? -1.0f : 1.0f );
		}

		// Create convex from the intersection of these planes
		ppConvex[ i ] = physcollision->ConvexFromPlanes( pPlanes, 6, 0.0f );
	}

	// Make a single collide out of the group of convex boxes
	CPhysCollide *pPhysCollide = physcollision->ConvertConvexToCollide( ppConvex, set->numhitboxes );

	delete[] ppConvex;

	// Create the physics object
	objectparams_t params = g_PhysDefaultObjectParams;
	params.pGameData = static_cast<void *>( this );

	int nMaterialIndex = physprops->GetSurfaceIndex( "ice" );	// use ice material

	IPhysicsObject* p = physenv->CreatePolyObject( pPhysCollide, nMaterialIndex, GetAbsOrigin(), GetAbsAngles(), &params );
	Assert( p != NULL );

	// Set velocity
	Vector vecInitialVelocity = pInitBaseAnimating->GetAbsVelocity();
	p->SetVelocity( &vecInitialVelocity, NULL );

	// Compute mass
	float flMass;
	float flDensity, flThickness;
	physprops->GetPhysicsProperties( nMaterialIndex, &flDensity, &flThickness, NULL, NULL );

	// Make it more hollow
	flThickness = MIN ( 1.0f, flThickness + 0.5f );

	if ( flThickness > 0.0f )
	{
		flMass = flTotalSurfaceArea * flThickness * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
	}
	else
	{
		// density is in kg/m^3, volume is in in^3
		flMass = flTotalVolume * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
	}

	// Mass is somewhere between the original and if it was all ice
	p->SetMass( flMass );

	// Yes, gravity
	p->EnableGravity( true );

	// Use this as our vphysics
	VPhysicsSetObject( p );

	SetSolid( SOLID_VPHYSICS );
	AddSolidFlags( FSOLID_CUSTOMRAYTEST | FSOLID_CUSTOMBOXTEST );

	SetMoveType( MOVETYPE_VPHYSICS );

	if ( pInitBaseAnimating != this )
	{
		// Transfer children from the init base animating
		TransferChildren( pInitBaseAnimating, this );

		CBaseEntity *pChild = FirstMoveChild();

		while ( pChild )
		{
			CEntityFreezing *pFreezing = dynamic_cast<CEntityFreezing*>( pChild );
			if ( pFreezing )
			{
				pFreezing->FinishFreezing();
			}

			pChild = pChild->NextMovePeer();
		}
	}

	return true;
}

//-----------------------------------------------------------------------------
// Purpose: Called when an entity starts touching us.
// Input  : pOther - The entity that is touching us.
//-----------------------------------------------------------------------------
void CTriggerPortalCleanser::StartTouch( CBaseEntity *pOther )
{
	if ( PassesTriggerFilters(pOther) )
	{
		EHANDLE hOther;
		hOther = pOther;
		
		bool bAdded = false;
		if ( m_hTouchingEntities.Find( hOther ) == m_hTouchingEntities.InvalidIndex() )
		{
			m_hTouchingEntities.AddToTail( hOther );
			bAdded = true;
		}

		m_OnStartTouch.FireOutput(pOther, this);

		if ( bAdded && ( m_hTouchingEntities.Count() == 1 ) )
		{
			// First entity to touch us that passes our filters
			m_OnStartTouchAll.FireOutput( pOther, this );
		}

		if ( portal_cleanser_debug.GetBool() )
		{
			Msg("%s START-TOUCH: for %s\n", GetDebugName(), pOther->GetDebugName() );
		}

		if ( !pOther->IsPlayer() )
		{
			CBaseAnimating *pAnim = pOther->GetBaseAnimating();
			if ( !pAnim )
				return;

			// Can't dissolve twice.
			if ( pAnim->IsDissolving() )
				return;

			// Force player to drop this object.
			Pickup_ForcePlayerToDropThisObject( pOther );

			if ( !FClassnameIs( pOther, "prop_physics" ) )
			{
				if ( FClassnameIs( pOther, "simple_physics_prop" ) || FClassnameIs( pOther, "simple_physics_brush" ) )
				{
					// simple_physics_prop ?
					return;
				}

				if ( portal_cleanser_debug.GetBool() )
				{
					Msg("%s IS CREATING: simple_physics_prop\n", GetDebugName());
				}
				// Other object needs to be replaced by simple_physics_prop.
				pOther = CreateSimplePhysicsObject( pOther );

				// Dissolve the entity.
				CBaseAnimating *pAnim = pOther->GetBaseAnimating();
				pAnim->Dissolve( NULL, gpGlobals->curtime, false, ENTITY_DISSOLVE_NORMAL );

				if ( portal_cleanser_debug.GetBool() )
				{
					Msg("%s DISSOLVE SIMPLE PHYSICS: %s\n", GetDebugName(), pOther->GetDebugName() );
				}

				// Outputs
				m_hActivator = pOther;
				m_OnDissolve.FireOutput(m_hActivator, this);

				return;
			}

			IPhysicsObject *pPhysics = pOther->VPhysicsGetObject();
			if ( pPhysics )
			{
				// Dissolve the entity.
				pAnim->Dissolve( NULL, gpGlobals->curtime, false, ENTITY_DISSOLVE_NORMAL );

				if ( portal_cleanser_debug.GetBool() )
				{
					Msg("%s DISSOLVE PHYSICS: %s\n", GetDebugName(), pOther->GetDebugName() );
				}

				// Turn off the gravity for this object.
				pPhysics->EnableGravity( false );

				// Slow down and push up the object.
				Vector vecVelocity, vecAngular;
				pPhysics->GetVelocity( &vecVelocity, &vecAngular );
				vecVelocity /= 2;
				vecAngular /= 2;
				vecVelocity.z += 10;
				pPhysics->SetVelocity( &vecVelocity, &vecAngular );

				// Outputs
				m_hActivator = pOther;
				m_OnDissolve.FireOutput(m_hActivator, this);
//.........这里部分代码省略.........