C++ STRING函数代码示例

/* Callback for JVMTI_EVENT_VM_DEATH */
static void JNICALL
cbVMDeath(jvmtiEnv *jvmti, JNIEnv *env)
{
    enter_critical_section(jvmti); {
        jclass   klass;
        jfieldID field;

        /* The VM has died. */
        stdout_message("VMDeath\n");

        /* Disengage calls in MTRACE_class. */
        klass = (*env)->FindClass(env, STRING(MTRACE_class));
        if ( klass == NULL ) {
            fatal_error("ERROR: JNI: Cannot find %s with FindClass\n",
                        STRING(MTRACE_class));
        }
        field = (*env)->GetStaticFieldID(env, klass, STRING(MTRACE_engaged), "I");
        if ( field == NULL ) {
            fatal_error("ERROR: JNI: Cannot get field from %s\n",
                        STRING(MTRACE_class));
        }
        (*env)->SetStaticIntField(env, klass, field, 0);

        /* The critical section here is important to hold back the VM death
         *    until all other callbacks have completed.
         */

        /* Since this critical section could be holding up other threads
         *   in other event callbacks, we need to indicate that the VM is
         *   dead so that the other callbacks can short circuit their work.
         *   We don't expect any further events after VmDeath but we do need
         *   to be careful that existing threads might be in our own agent
         *   callback code.
         */
        gdata->vm_is_dead = JNI_TRUE;

        /* Dump out stats */
        stdout_message("Begin Class Stats\n");
        if ( gdata->ccount > 0 ) {
            int cnum;

            /* Sort table (in place) by number of method calls into class. */
            /*  Note: Do not use this table after this qsort! */
            qsort(gdata->classes, gdata->ccount, sizeof(ClassInfo),
                        &class_compar);

            /* Dump out gdata->max_count most called classes */
            for ( cnum=gdata->ccount-1 ;
                  cnum >= 0 && cnum >= gdata->ccount - gdata->max_count;
                  cnum-- ) {
                ClassInfo *cp;
                int        mnum;

                cp = gdata->classes + cnum;
                stdout_message("Class %s %d calls\n", cp->name, cp->calls);
                if ( cp->calls==0 ) continue;

                /* Sort method table (in place) by number of method calls. */
                /*  Note: Do not use this table after this qsort! */
                qsort(cp->methods, cp->mcount, sizeof(MethodInfo),
                            &method_compar);
                for ( mnum=cp->mcount-1 ; mnum >= 0 ; mnum-- ) {
                    MethodInfo *mp;

                    mp = cp->methods + mnum;
                    if ( mp->calls==0 ) continue;
                    stdout_message("\tMethod %s %s %d calls %d returns\n",
                        mp->name, mp->signature, mp->calls, mp->returns);
                }
            }
        }
        stdout_message("End Class Stats\n");
        (void)fflush(stdout);

    } exit_critical_section(jvmti);

}

//------------------------------------------------------------------------------
// Purpose:
//------------------------------------------------------------------------------
void CAmbientGeneric::Activate( void )
{
	BaseClass::Activate();

	// Initialize sound source.  If no source was given, or source can't be found
	// then this is the source
	if (m_hSoundSource == NULL)
	{
		if (m_sSourceEntName != NULL_STRING)
		{
			m_hSoundSource = gEntList.FindEntityByName( NULL, m_sSourceEntName );
			if ( m_hSoundSource != NULL )
			{
				m_nSoundSourceEntIndex = m_hSoundSource->entindex();
			}
		}

		if (m_hSoundSource == NULL)
		{
			m_hSoundSource = this;
			m_nSoundSourceEntIndex = entindex();
		}
		else
		{
			if ( !FBitSet( m_spawnflags, SF_AMBIENT_SOUND_EVERYWHERE ) )
			{
				AddEFlags( EFL_FORCE_CHECK_TRANSMIT );
			}
		}
	}

#ifdef PORTAL
		// This is the only way we can silence the radio sound from the first room without touching them map -- jdw
		if ( PortalGameRules() && PortalGameRules()->ShouldRemoveRadio() )
		{		
			if ( V_strcmp( STRING( gpGlobals->mapname ), "testchmb_a_00" ) == 0 || 
			    V_strcmp( STRING( gpGlobals->mapname ), "testchmb_a_11" ) == 0 || 
			    V_strcmp( STRING( gpGlobals->mapname ), "testchmb_a_14" ) == 0 )
			{
				if ( V_strcmp( STRING( GetEntityName() ), "radio_sound" ) == 0 )
				{
					UTIL_Remove( this );
					return;
				}
			}
		}
#endif // PORTAL

	// If active start the sound
	if ( m_fActive )
	{
		int flags = SND_SPAWNING;
		// If we are loading a saved game, we can't write into the init/signon buffer here, so just issue
		//  as a regular sound message...
		if ( gpGlobals->eLoadType == MapLoad_Transition ||
			 gpGlobals->eLoadType == MapLoad_LoadGame || 
			 g_pGameRules->InRoundRestart() )
		{
			flags = SND_NOFLAGS;
		}
	
		// Tracker 76119:  8/12/07 ywb: 
		//  Make sure pitch and volume are set up to the correct value (especially after restoring a .sav file)
		flags |= ( SND_CHANGE_PITCH | SND_CHANGE_VOL );  

		// Don't bother sending over to client if volume is zero, though
		if ( m_dpv.vol > 0 )
		{
			SendSound( (SoundFlags_t)flags );
		}

		SetNextThink( gpGlobals->curtime + 0.1f );
	}
}

	entityIndex = (short)trace.m_pEnt ? trace.m_pEnt->entindex() : 0;
	if ( entityIndex )
	{
		CBaseEntity *ent = trace.m_pEnt;
		if ( ent )
		{
			modelIndex = ent->GetModelIndex();
			VectorITransform( GetAbsOrigin(), ent->EntityToWorldTransform(), position );

			canDraw = ( modelIndex != 0 );
			if ( !canDraw )
			{
				Warning( "Suppressed StaticDecal which would have hit entity %i (class:%s, name:%s) with modelindex = 0\n",
					ent->entindex(),
					ent->GetClassname(),
					STRING( ent->GetEntityName() ) );
			}
		}
	}

	if ( canDraw )
	{
		engine->StaticDecal( position, m_nTexture, entityIndex, modelIndex, m_bLowPriority );
	}

	SUB_Remove();
}


bool CDecal::KeyValue( const char *szKeyName, const char *szValue )
{

void CWorld :: Precache( void )
{
	g_pLastSpawn = NULL;

#if 1
	CVAR_SET_STRING("sv_gravity", "800"); // 67ft/sec
	CVAR_SET_STRING("sv_stepsize", "18");
#else
	CVAR_SET_STRING("sv_gravity", "384"); // 32ft/sec
	CVAR_SET_STRING("sv_stepsize", "24");
#endif

	CVAR_SET_STRING("room_type", "0");// clear DSP

	// QUAKECLASSIC
	// Set various physics cvars to Quake's values
	CVAR_SET_STRING("sv_friction", "4");
	CVAR_SET_STRING("sv_maxspeed", "400");
	CVAR_SET_STRING("sv_airaccelerate", "0.7");

	// Set up game rules
	if (g_pGameRules)
	{
		delete g_pGameRules;
	}

	g_pGameRules = InstallGameRules( );

	//!!!UNDONE why is there so much Spawn code in the Precache function? I'll just keep it here 
	InitBodyQue();
	
// init sentence group playback stuff from sentences.txt.
// ok to call this multiple times, calls after first are ignored.

	SENTENCEG_Init();

// init texture type array from materials.txt

	TEXTURETYPE_Init();


// the area based ambient sounds MUST be the first precache_sounds

// player precaches     
	W_Precache ();									// get weapon precaches

	ClientPrecache();

	// QUAKECLASSIC
	QuakeClassicPrecache();

// sounds used from C physics code
	PRECACHE_SOUND("common/null.wav");				// clears sound channels

	PRECACHE_SOUND( "items/suitchargeok1.wav" );//!!! temporary sound for respawning weapons.
	PRECACHE_SOUND( "items/gunpickup2.wav" );// player picks up a gun.

	PRECACHE_SOUND( "common/bodydrop3.wav" );// dead bodies hitting the ground (animation events)
	PRECACHE_SOUND( "common/bodydrop4.wav" );
	
	g_Language = (int)CVAR_GET_FLOAT( "sv_language" );
	if ( g_Language == LANGUAGE_GERMAN )
	{
		PRECACHE_MODEL( "models/germangibs.mdl" );
	}
	else
	{
		PRECACHE_MODEL( "models/hgibs.mdl" );
		PRECACHE_MODEL( "models/agibs.mdl" );
	}

	PRECACHE_SOUND ("weapons/ric1.wav");
	PRECACHE_SOUND ("weapons/ric2.wav");
	PRECACHE_SOUND ("weapons/ric3.wav");
	PRECACHE_SOUND ("weapons/ric4.wav");
	PRECACHE_SOUND ("weapons/ric5.wav");
//
// Setup light animation tables. 'a' is total darkness, 'z' is maxbright.
//

	// 0 normal
	LIGHT_STYLE(0, "m");
	
	// 1 FLICKER (first variety)
	LIGHT_STYLE(1, "mmnmmommommnonmmonqnmmo");
	
	// 2 SLOW STRONG PULSE
	LIGHT_STYLE(2, "abcdefghijklmnopqrstuvwxyzyxwvutsrqponmlkjihgfedcba");
	
	// 3 CANDLE (first variety)
	LIGHT_STYLE(3, "mmmmmaaaaammmmmaaaaaabcdefgabcdefg");
	
	// 4 FAST STROBE
	LIGHT_STYLE(4, "mamamamamama");
	
	// 5 GENTLE PULSE 1
	LIGHT_STYLE(5,"jklmnopqrstuvwxyzyxwvutsrqponmlkj");
	
	// 6 FLICKER (second variety)
	LIGHT_STYLE(6, "nmonqnmomnmomomno");
//.........这里部分代码省略.........

//-----------------------------------------------------------------------------
// Purpose: Fill out a prop's with base data parsed from the propdata file
//-----------------------------------------------------------------------------
int CPropData::ParsePropFromBase( CBaseEntity *pProp, const char *pszPropData )
{
	if ( !m_bPropDataLoaded )
		return PARSE_FAILED_NO_DATA;

	IBreakableWithPropData *pBreakableInterface = dynamic_cast<IBreakableWithPropData*>(pProp);
	
	if ( !pBreakableInterface )
	{
		return PARSE_FAILED_BAD_DATA;
	}

	if ( !m_pKVPropData )
	{
		return PARSE_FAILED_BAD_DATA;
	}
	
	// Find the specified propdata
	KeyValues *pSection = m_pKVPropData->FindKey( pszPropData );
	if ( !pSection )
	{
		Warning("%s '%s' has a base specified as '%s', but there is no matching entry in propdata.txt.\n", pProp->GetClassname(), STRING( pProp->GetModelName() ), pszPropData );
		return PARSE_FAILED_BAD_DATA;
	}

	// Store off the first base data for debugging
	if ( pBreakableInterface->GetBasePropData() == NULL_STRING )
	{
		pBreakableInterface->SetBasePropData( AllocPooledString( pszPropData ) );
	}

	return ParsePropFromKV( pProp, pSection, pSection );
}

//-----------------------------------------------------------------------------
// Purpose: play door or button locked or unlocked sounds. 
//			NOTE: this routine is shared by doors and buttons
// Input  : pEdict - 
//			pls - 
//			flocked - if true, play 'door is locked' sound, otherwise play 'door
//				is unlocked' sound.
//			fbutton - 
//-----------------------------------------------------------------------------
void PlayLockSounds(CBaseEntity *pEdict, locksound_t *pls, int flocked, int fbutton)
{
	if ( pEdict->HasSpawnFlags( SF_DOOR_SILENT ) )
	{
		return;
	}
	float flsoundwait = ( fbutton ) ? BUTTON_SOUNDWAIT : DOOR_SOUNDWAIT;

	if ( flocked )
	{
		int		fplaysound = (pls->sLockedSound != NULL_STRING && gpGlobals->curtime > pls->flwaitSound);
		int		fplaysentence = (pls->sLockedSentence != NULL_STRING && !pls->bEOFLocked && gpGlobals->curtime > pls->flwaitSentence);
		float	fvol = ( fplaysound && fplaysentence ) ? 0.25f : 1.0f;

		// if there is a locked sound, and we've debounced, play sound
		if (fplaysound)
		{
			// play 'door locked' sound
			CPASAttenuationFilter filter( pEdict );

			EmitSound_t ep;
			ep.m_nChannel = CHAN_ITEM;
			ep.m_pSoundName = (char*)STRING(pls->sLockedSound);
			ep.m_flVolume = fvol;
			ep.m_SoundLevel = SNDLVL_NORM;

			CBaseEntity::EmitSound( filter, pEdict->entindex(), ep );
			pls->flwaitSound = gpGlobals->curtime + flsoundwait;
		}

		// if there is a sentence, we've not played all in list, and we've debounced, play sound
		if (fplaysentence)
		{
			// play next 'door locked' sentence in group
			int iprev = pls->iLockedSentence;
			
			pls->iLockedSentence = SENTENCEG_PlaySequentialSz(	pEdict->edict(), 
																STRING(pls->sLockedSentence), 
																0.85f, 
																SNDLVL_NORM, 
																0, 
																100, 
																pls->iLockedSentence, 
																FALSE);
			pls->iUnlockedSentence = 0;

			// make sure we don't keep calling last sentence in list
			pls->bEOFLocked = (iprev == pls->iLockedSentence);
		
			pls->flwaitSentence = gpGlobals->curtime + DOOR_SENTENCEWAIT;
		}
	}
	else
	{
		// UNLOCKED SOUND

		int fplaysound = (pls->sUnlockedSound != NULL_STRING && gpGlobals->curtime > pls->flwaitSound);
		int fplaysentence = (pls->sUnlockedSentence != NULL_STRING && !pls->bEOFUnlocked && gpGlobals->curtime > pls->flwaitSentence);
		float fvol;

		// if playing both sentence and sound, lower sound volume so we hear sentence
		fvol = ( fplaysound && fplaysentence ) ? 0.25f : 1.0f;

		// play 'door unlocked' sound if set
		if (fplaysound)
		{
			CPASAttenuationFilter filter( pEdict );

			EmitSound_t ep;
			ep.m_nChannel = CHAN_ITEM;
			ep.m_pSoundName = (char*)STRING(pls->sUnlockedSound);
			ep.m_flVolume = fvol;
			ep.m_SoundLevel = SNDLVL_NORM;

			CBaseEntity::EmitSound( filter, pEdict->entindex(), ep );
			pls->flwaitSound = gpGlobals->curtime + flsoundwait;
		}

		// play next 'door unlocked' sentence in group
		if (fplaysentence)
		{
			int iprev = pls->iUnlockedSentence;
			
			pls->iUnlockedSentence = SENTENCEG_PlaySequentialSz(pEdict->edict(), STRING(pls->sUnlockedSentence), 
					  0.85, SNDLVL_NORM, 0, 100, pls->iUnlockedSentence, FALSE);
			pls->iLockedSentence = 0;

			// make sure we don't keep calling last sentence in list
			pls->bEOFUnlocked = (iprev == pls->iUnlockedSentence);
			pls->flwaitSentence = gpGlobals->curtime + DOOR_SENTENCEWAIT;
		}
//.........这里部分代码省略.........

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CBaseDoor::Precache( void )
{
	//Fill in a default value if necessary
	if ( IsRotatingDoor() )
	{
		UTIL_ValidateSoundName( m_NoiseMoving,		"RotDoorSound.DefaultMove" );
		UTIL_ValidateSoundName( m_NoiseArrived,		"RotDoorSound.DefaultArrive" );
		UTIL_ValidateSoundName( m_ls.sLockedSound,	"RotDoorSound.DefaultLocked" );
		UTIL_ValidateSoundName( m_ls.sUnlockedSound,"DoorSound.Null" );
	}
	else
	{
		UTIL_ValidateSoundName( m_NoiseMoving,		"DoorSound.DefaultMove" );
		UTIL_ValidateSoundName( m_NoiseArrived,		"DoorSound.DefaultArrive" );
#ifndef HL1_DLL		
		UTIL_ValidateSoundName( m_ls.sLockedSound,	"DoorSound.DefaultLocked" );
#endif
		UTIL_ValidateSoundName( m_ls.sUnlockedSound,"DoorSound.Null" );
	}

#ifdef HL1_DLL
	if( m_ls.sLockedSound != NULL_STRING && strlen((char*)STRING(m_ls.sLockedSound)) < 4 )
	{
		// Too short to be ANYTHING ".wav", so it must be an old index into a long-lost
		// array of sound choices. slam it to a known "deny" sound. We lose the designer's
		// original selection, but we don't get unresponsive doors.
		m_ls.sLockedSound = AllocPooledString("buttons/button2.wav");
	}
#endif//HL1_DLL

	//Precache them all
	PrecacheScriptSound( (char *) STRING(m_NoiseMoving) );
	PrecacheScriptSound( (char *) STRING(m_NoiseArrived) );
	PrecacheScriptSound( (char *) STRING(m_NoiseMovingClosed) );
	PrecacheScriptSound( (char *) STRING(m_NoiseArrivedClosed) );
	PrecacheScriptSound( (char *) STRING(m_ls.sLockedSound) );
	PrecacheScriptSound( (char *) STRING(m_ls.sUnlockedSound) );

	//Get sentence group names, for doors which are directly 'touched' to open
	switch (m_bLockedSentence)
	{
		case 1: m_ls.sLockedSentence = AllocPooledString("NA"); break; // access denied
		case 2: m_ls.sLockedSentence = AllocPooledString("ND"); break; // security lockout
		case 3: m_ls.sLockedSentence = AllocPooledString("NF"); break; // blast door
		case 4: m_ls.sLockedSentence = AllocPooledString("NFIRE"); break; // fire door
		case 5: m_ls.sLockedSentence = AllocPooledString("NCHEM"); break; // chemical door
		case 6: m_ls.sLockedSentence = AllocPooledString("NRAD"); break; // radiation door
		case 7: m_ls.sLockedSentence = AllocPooledString("NCON"); break; // gen containment
		case 8: m_ls.sLockedSentence = AllocPooledString("NH"); break; // maintenance door
		case 9: m_ls.sLockedSentence = AllocPooledString("NG"); break; // broken door
		
		default: m_ls.sLockedSentence = NULL_STRING; break;
	}

	switch (m_bUnlockedSentence)
	{
		case 1: m_ls.sUnlockedSentence = AllocPooledString("EA"); break; // access granted
		case 2: m_ls.sUnlockedSentence = AllocPooledString("ED"); break; // security door
		case 3: m_ls.sUnlockedSentence = AllocPooledString("EF"); break; // blast door
		case 4: m_ls.sUnlockedSentence = AllocPooledString("EFIRE"); break; // fire door
		case 5: m_ls.sUnlockedSentence = AllocPooledString("ECHEM"); break; // chemical door
		case 6: m_ls.sUnlockedSentence = AllocPooledString("ERAD"); break; // radiation door
		case 7: m_ls.sUnlockedSentence = AllocPooledString("ECON"); break; // gen containment
		case 8: m_ls.sUnlockedSentence = AllocPooledString("EH"); break; // maintenance door
		
		default: m_ls.sUnlockedSentence = NULL_STRING; break;
	}
}

void CBaseEntity::SUB_UseTargets(CBaseEntity *pActivator, USE_TYPE useType, float value)
{
	if (!FStringNull(pev->target))
		FireTargets(STRING(pev->target), pActivator, this, useType, value);
}

const char *variant_t::ToString( void ) const
{
	COMPILE_TIME_ASSERT( sizeof(string_t) == sizeof(int) );

	static char szBuf[512];

	switch (fieldType)
	{
	case FIELD_STRING:
		{
			return(STRING(iszVal));
		}

	case FIELD_BOOLEAN:
		{
			if (bVal == 0)
			{
				Q_strncpy(szBuf, "false",sizeof(szBuf));
			}
			else
			{
				Q_strncpy(szBuf, "true",sizeof(szBuf));
			}
			return(szBuf);
		}

	case FIELD_INTEGER:
		{
			Q_snprintf( szBuf, sizeof( szBuf ), "%i", iVal );
			return(szBuf);
		}

	case FIELD_FLOAT:
		{
			Q_snprintf(szBuf,sizeof(szBuf), "%g", flVal);
			return(szBuf);
		}

	case FIELD_COLOR32:
		{
			Q_snprintf(szBuf,sizeof(szBuf), "%d %d %d %d", (int)rgbaVal.r, (int)rgbaVal.g, (int)rgbaVal.b, (int)rgbaVal.a);
			return(szBuf);
		}

	case FIELD_VECTOR:
		{
			Q_snprintf(szBuf,sizeof(szBuf), "[%g %g %g]", (double)vecVal[0], (double)vecVal[1], (double)vecVal[2]);
			return(szBuf);
		}

	case FIELD_VOID:
		{
			szBuf[0] = '\0';
			return(szBuf);
		}

	case FIELD_EHANDLE:
		{
			const char *pszName = (Entity()) ? STRING(Entity()->GetEntityName()) : "<<null entity>>";
			Q_strncpy( szBuf, pszName, 512 );
			return (szBuf);
		}
	}

	return("No conversion to string");
}

//-----------------------------------------------------------------------------
// Purpose: Hook for the sound system to tell us when a sound's been played
//-----------------------------------------------------------------------------
MicrophoneResult_t CEnvMicrophone::SoundPlayed( int entindex, const char *soundname, soundlevel_t soundlevel, float flVolume, int iFlags, int iPitch, const Vector *pOrigin, float soundtime, CUtlVector< Vector >& soundorigins )
{
	if ( m_bAvoidFeedback )
		return MicrophoneResult_Ok;

	// Don't hear sounds that have already been heard by a microphone to avoid feedback!
	if ( iFlags & SND_SPEAKER )
		return MicrophoneResult_Ok;

#ifdef DEBUG_MICROPHONE
	Msg("%s heard %s: ", STRING(GetEntityName()), soundname );
#endif

	if ( !CanHearSound( entindex, soundlevel, flVolume, pOrigin ) )
		return MicrophoneResult_Ok;

	// We've heard it. Play it out our speaker. If our speaker's gone away, we're done.
	if ( !m_hSpeaker )
	{
		// First time, find our speaker. Done here, because finding it in Activate() wouldn't
		// find players, and we need to be able to specify !player for a speaker.
		if ( m_iszSpeakerName != NULL_STRING )
		{
			m_hSpeaker = gEntList.FindEntityByName(NULL, STRING(m_iszSpeakerName) );

			if ( !m_hSpeaker )
			{
				Warning( "EnvMicrophone %s specifies a non-existent speaker name: %s\n", STRING(GetEntityName()), STRING(m_iszSpeakerName) );
				m_iszSpeakerName = NULL_STRING;
			}
		}

		if ( !m_hSpeaker )
		{
			return MicrophoneResult_Remove;
		}
	}

	m_bAvoidFeedback = true;

	// Add the speaker flag. Detected at playback and applies the speaker filter.
	iFlags |= SND_SPEAKER;
	CPASAttenuationFilter filter( m_hSpeaker );

	EmitSound_t ep;
	ep.m_nChannel = CHAN_STATIC;
	ep.m_pSoundName = soundname;
	ep.m_flVolume = flVolume;
	ep.m_SoundLevel = soundlevel;
	ep.m_nFlags = iFlags;
	ep.m_nPitch = iPitch;
	ep.m_pOrigin = &m_hSpeaker->GetAbsOrigin();
	ep.m_flSoundTime = soundtime;
	ep.m_nSpeakerEntity = entindex;

	CBaseEntity::EmitSound( filter, m_hSpeaker->entindex(), ep );

	Q_strncpy( m_szLastSound, soundname, sizeof(m_szLastSound) );
	m_OnRoutedSound.FireOutput( this, this, 0 );

	m_bAvoidFeedback = false;

	// Copy emitted origin to soundorigins array
	for ( int i = 0; i < ep.m_UtlVecSoundOrigin.Count(); ++i )
	{
		soundorigins.AddToTail( ep.m_UtlVecSoundOrigin[ i ] );
	}

	// Do we want to allow the original sound to play?
	if ( m_spawnflags & SF_MICROPHONE_SWALLOW_ROUTED_SOUNDS )
	{
		return MicrophoneResult_Swallow;
	}

	return MicrophoneResult_Ok;
}

	void EmitCloseCaption( IRecipientFilter& filter, int entindex, bool fromplayer, char const *token, CUtlVector< Vector >& originlist, float duration, bool warnifmissing /*= false*/ )
	{
		// No close captions in multiplayer...
		if ( gpGlobals->maxClients > 1 || (gpGlobals->maxClients==1 && !g_pClosecaption->GetBool()))
		{
			return;
		}

		// A negative duration means fill it in from the wav file if possible
		if ( duration < 0.0f )
		{
			char const *wav = soundemitterbase->GetWavFileForSound( token, GENDER_NONE );
			if ( wav )
			{
				duration = enginesound->GetSoundDuration( wav );
			}
			else
			{
				duration = 2.0f;
			}
		}

		char lowercase[ 256 ];
		Q_strncpy( lowercase, token, sizeof( lowercase ) );
		Q_strlower( lowercase );
		if ( Q_strstr( lowercase, "\\" ) )
		{
			Hack_FixEscapeChars( lowercase );
		}

		// NOTE:  We must make a copy or else if the filter is owned by a SoundPatch, we'll end up destructively removing
		//  all players from it!!!!
		CRecipientFilter filterCopy;
		filterCopy.CopyFrom( (CRecipientFilter &)filter );

		// Remove any players who don't want close captions
		CBaseEntity::RemoveRecipientsIfNotCloseCaptioning( (CRecipientFilter &)filterCopy );

#if !defined( CLIENT_DLL )
		{
			// Defined in sceneentity.cpp
			bool AttenuateCaption( const char *token, const Vector& listener, CUtlVector< Vector >& soundorigins );

			if ( filterCopy.GetRecipientCount() > 0 )
			{
				int c = filterCopy.GetRecipientCount();
				for ( int i = c - 1 ; i >= 0; --i )
				{
					CBasePlayer *player = UTIL_PlayerByIndex( filterCopy.GetRecipientIndex( i ) );
					if ( !player )
						continue;

					Vector playerOrigin = player->GetAbsOrigin();

					if ( AttenuateCaption( lowercase, playerOrigin, originlist ) )
					{
						filterCopy.RemoveRecipient( player );
					}
				}
			}
		}
#endif
		// Anyone left?
		if ( filterCopy.GetRecipientCount() > 0 )
		{

#if !defined( CLIENT_DLL )

			byte byteflags = 0;
			if ( warnifmissing )
			{
				byteflags |= CLOSE_CAPTION_WARNIFMISSING;
			}
			if ( fromplayer )
			{
				byteflags |= CLOSE_CAPTION_FROMPLAYER;
			}

			CBaseEntity *pActor = CBaseEntity::Instance( entindex );
			if ( pActor )
			{
				char const *pszActorModel = STRING( pActor->GetModelName() );
				gender_t gender = soundemitterbase->GetActorGender( pszActorModel );

				if ( gender == GENDER_MALE )
				{
					byteflags |= CLOSE_CAPTION_GENDER_MALE;
				}
				else if ( gender == GENDER_FEMALE )
				{ 
					byteflags |= CLOSE_CAPTION_GENDER_FEMALE;
				}
			}

			// Send caption and duration hint down to client
			UserMessageBegin( filterCopy, "CloseCaption" );
				WRITE_STRING( lowercase );
				WRITE_SHORT( MIN( 255, (int)( duration * 10.0f ) ) ),
				WRITE_BYTE( byteflags ),
			MessageEnd();
//.........这里部分代码省略.........

	void EmitSoundByHandle( IRecipientFilter& filter, int entindex, const EmitSound_t & ep, HSOUNDSCRIPTHANDLE& handle )
	{
		// Pull data from parameters
		CSoundParameters params;

		// Try to deduce the actor's gender
		gender_t gender = GENDER_NONE;
		CBaseEntity *ent = CBaseEntity::Instance( entindex );
		if ( ent )
		{
			char const *actorModel = STRING( ent->GetModelName() );
			gender = soundemitterbase->GetActorGender( actorModel );
		}

		if ( !soundemitterbase->GetParametersForSoundEx( ep.m_pSoundName, handle, params, gender, true ) )
		{
			return;
		}

		if ( !params.soundname[0] )
			return;

#ifdef STAGING_ONLY
		if ( sv_snd_filter.GetString()[ 0 ] && !V_stristr( params.soundname, sv_snd_filter.GetString() ))
		{
			return;
		}

		if ( !Q_strncasecmp( params.soundname, "vo", 2 ) &&
			!( params.channel == CHAN_STREAM ||
			   params.channel == CHAN_VOICE  ||
			   params.channel == CHAN_VOICE2 ) )
		{
			DevMsg( "EmitSound:  Voice wave file %s doesn't specify CHAN_VOICE, CHAN_VOICE2 or CHAN_STREAM for sound %s\n",
				params.soundname, ep.m_pSoundName );
		}
#endif // STAGING_ONLY

		// handle SND_CHANGEPITCH/SND_CHANGEVOL and other sound flags.etc.
		if( ep.m_nFlags & SND_CHANGE_PITCH )
		{
			params.pitch = ep.m_nPitch;
		}


		if( ep.m_nFlags & SND_CHANGE_VOL )
		{
			params.volume = ep.m_flVolume;
		}

#if !defined( CLIENT_DLL )
		bool bSwallowed = CEnvMicrophone::OnSoundPlayed( 
			entindex, 
			params.soundname, 
			params.soundlevel, 
			params.volume, 
			ep.m_nFlags, 
			params.pitch, 
			ep.m_pOrigin, 
			ep.m_flSoundTime,
			ep.m_UtlVecSoundOrigin );
		if ( bSwallowed )
			return;
#endif

#if defined( _DEBUG ) && !defined( CLIENT_DLL )
		if ( !enginesound->IsSoundPrecached( params.soundname ) )
		{
			Msg( "Sound %s:%s was not precached\n", ep.m_pSoundName, params.soundname );
		}
#endif

		float st = ep.m_flSoundTime;
		if ( !st && 
			params.delay_msec != 0 )
		{
			st = gpGlobals->curtime + (float)params.delay_msec / 1000.f;
		}

		enginesound->EmitSound( 
			filter, 
			entindex, 
			params.channel, 
			params.soundname,
			params.volume,
			(soundlevel_t)params.soundlevel,
			ep.m_nFlags,
			params.pitch,
			ep.m_nSpecialDSP,
			ep.m_pOrigin,
			NULL,
			&ep.m_UtlVecSoundOrigin,
			true,
			st,
			ep.m_nSpeakerEntity );
		if ( ep.m_pflSoundDuration )
		{
			*ep.m_pflSoundDuration = enginesound->GetSoundDuration( params.soundname );
		}

//.........这里部分代码省略.........

/* Callback for JVMTI_EVENT_CLASS_FILE_LOAD_HOOK */
static void JNICALL
cbClassFileLoadHook(jvmtiEnv *jvmti, JNIEnv* env,
                jclass class_being_redefined, jobject loader,
                const char* name, jobject protection_domain,
                jint class_data_len, const unsigned char* class_data,
                jint* new_class_data_len, unsigned char** new_class_data)
{
    enter_critical_section(jvmti); {
        /* It's possible we get here right after VmDeath event, be careful */
        if ( !gdata->vm_is_dead ) {

            const char *classname;

            /* Name could be NULL */
            if ( name == NULL ) {
                classname = java_crw_demo_classname(class_data, class_data_len,
                        NULL);
                if ( classname == NULL ) {
                    fatal_error("ERROR: No classname inside classfile\n");
                }
            } else {
                classname = strdup(name);
                if ( classname == NULL ) {
                    fatal_error("ERROR: Out of malloc memory\n");
                }
            }

            *new_class_data_len = 0;
            *new_class_data     = NULL;

            /* The tracker class itself? */
            if ( interested((char*)classname, "", gdata->include, gdata->exclude)
                  &&  strcmp(classname, STRING(MTRACE_class)) != 0 ) {
                jint           cnum;
                int            system_class;
                unsigned char *new_image;
                long           new_length;
                ClassInfo     *cp;

                /* Get unique number for every class file image loaded */
                cnum = gdata->ccount++;

                /* Save away class information */
                if ( gdata->classes == NULL ) {
                    gdata->classes = (ClassInfo*)malloc(
                                gdata->ccount*sizeof(ClassInfo));
                } else {
                    gdata->classes = (ClassInfo*)
                                realloc((void*)gdata->classes,
                                gdata->ccount*sizeof(ClassInfo));
                }
                if ( gdata->classes == NULL ) {
                    fatal_error("ERROR: Out of malloc memory\n");
                }
                cp           = gdata->classes + cnum;
                cp->name     = (const char *)strdup(classname);
                if ( cp->name == NULL ) {
                    fatal_error("ERROR: Out of malloc memory\n");
                }
                cp->calls    = 0;
                cp->mcount   = 0;
                cp->methods  = NULL;

                /* Is it a system class? If the class load is before VmStart
                 *   then we will consider it a system class that should
                 *   be treated carefully. (See java_crw_demo)
                 */
                system_class = 0;
                if ( !gdata->vm_is_started ) {
                    system_class = 1;
                }

                new_image = NULL;
                new_length = 0;

                /* Call the class file reader/write demo code */
                java_crw_demo(cnum,
                    classname,
                    class_data,
                    class_data_len,
                    system_class,
                    STRING(MTRACE_class), "L" STRING(MTRACE_class) ";",
                    STRING(MTRACE_entry), "(II)V",
                    STRING(MTRACE_exit), "(II)V",
                    NULL, NULL,
                    NULL, NULL,
                    &new_image,
                    &new_length,
                    NULL,
                    &mnum_callbacks);

                /* If we got back a new class image, return it back as "the"
                 *   new class image. This must be JVMTI Allocate space.
                 */
                if ( new_length > 0 ) {
                    unsigned char *jvmti_space;

                    jvmti_space = (unsigned char *)allocate(jvmti, (jint)new_length);
                    (void)memcpy((void*)jvmti_space, (void*)new_image, (int)new_length);
//.........这里部分代码省略.........

//=========================================================
// Precache - precaches all resources this NPC needs
//=========================================================
void CGenericActor::Precache()
{
	PrecacheModel( STRING( GetModelName() ) );
}	

//-----------------------------------------------------------------------------
// Purpose: Returns whether or not it is OK to make an NPC at this instant.
//-----------------------------------------------------------------------------
bool CBaseNPCMaker::CanMakeNPC( bool bIgnoreSolidEntities )
{
	if( ai_inhibit_spawners.GetBool() )
		return false;

	if ( m_nMaxLiveChildren > 0 && m_nLiveChildren >= m_nMaxLiveChildren )
	{// not allowed to make a new one yet. Too many live ones out right now.
		return false;
	}

	if ( m_iszIngoreEnt != NULL_STRING )
	{
		m_hIgnoreEntity = gEntList.FindEntityByName( NULL, m_iszIngoreEnt );
	}

	Vector mins = GetAbsOrigin() - Vector( 34, 34, 0 );
	Vector maxs = GetAbsOrigin() + Vector( 34, 34, 0 );
	maxs.z = GetAbsOrigin().z;
	
	// If we care about not hitting solid entities, look for 'em
	if ( !bIgnoreSolidEntities )
	{
		CBaseEntity *pList[128];

		int count = UTIL_EntitiesInBox( pList, 128, mins, maxs, FL_CLIENT|FL_NPC );
		if ( count )
		{
			//Iterate through the list and check the results
			for ( int i = 0; i < count; i++ )
			{
				//Don't build on top of another entity
				if ( pList[i] == NULL )
					continue;

				//If one of the entities is solid, then we may not be able to spawn now
				if ( ( pList[i]->GetSolidFlags() & FSOLID_NOT_SOLID ) == false )
				{
					// Since the outer method doesn't work well around striders on account of their huge bounding box.
					// Find the ground under me and see if a human hull would fit there.
					trace_t tr;
					UTIL_TraceHull( GetAbsOrigin() + Vector( 0, 0, 2 ),
									GetAbsOrigin() - Vector( 0, 0, 8192 ),
									NAI_Hull::Mins(HULL_HUMAN),
									NAI_Hull::Maxs(HULL_HUMAN),
									MASK_NPCSOLID,
									m_hIgnoreEntity,
									COLLISION_GROUP_NONE,
									&tr );

					if( !HumanHullFits( tr.endpos + Vector( 0, 0, 1 ) ) )
					{
						return false;
					}
				}
			}
		}
	}

	// Do we need to check to see if the player's looking?
	if ( HasSpawnFlags( SF_NPCMAKER_HIDEFROMPLAYER ) )
	{
		for ( int i = 1; i <= gpGlobals->maxClients; i++ )
		{
			CBasePlayer *pPlayer = UTIL_PlayerByIndex(i);
			if ( pPlayer )
			{
				// Only spawn if the player's looking away from me
				if( pPlayer->FInViewCone( GetAbsOrigin() ) && pPlayer->FVisible( GetAbsOrigin() ) )
				{
					if ( !(pPlayer->GetFlags() & FL_NOTARGET) )
						return false;
					DevMsg( 2, "Spawner %s spawning even though seen due to notarget\n", STRING( GetEntityName() ) );
				}
			}
		}
	}

	return true;
}