C++ ParticleEmitter::GetName方法代码示例

RESULT
ParticleManager::SetEffect( IN HParticleEmitter hParticleEmitter, HEffect hEffect )
{
    RESULT rval = S_OK;
    
    ParticleEmitter* pParticleEmitter = GetObjectPointer( hParticleEmitter );
    if (pParticleEmitter)
    {
#ifdef DEBUG    
        string name;
        EffectMan.GetName( hEffect, &name );
        DEBUGMSG(ZONE_PARTICLES, "ParticleManager::SetEffect( %s, %s )", 
                 pParticleEmitter->GetName().c_str(), name.c_str());
#endif        
        pParticleEmitter->SetEffect( hEffect );
    }
    else 
    {
        RETAILMSG(ZONE_ERROR, "ERROR: ParticleManager::SetEffect( 0x%x, 0x%x ): object not found", (UINT32)hParticleEmitter, (UINT32)hEffect);
        rval = E_INVALID_ARG;
    }

Exit:
    return rval;
}

RESULT
ParticleManager::Update( UINT64 elapsedMS )
{
    RESULT rval = S_OK;


    //
    // TODO: if our update frequency is less than 60Hz, we should
    // spread out the emitter updates, rather than updating ALL of them
    // every fourth frame (for example).
    // 
    
    static UINT64 lastUpdateTimeMS = 0;
    if ((elapsedMS - lastUpdateTimeMS) < m_updateIntervalMS)
    {
        return S_OK;
    }
    lastUpdateTimeMS = elapsedMS;


    // Release ParticleEmitters that were marked as done on previous frame.
    ParticleEmitterListIterator ppParticleEmitter;
    for (ppParticleEmitter = m_pendingReleaseParticleEmittersList.begin(); ppParticleEmitter != m_pendingReleaseParticleEmittersList.end(); ++ppParticleEmitter)
    {
        ParticleEmitter* pParticleEmitter = *ppParticleEmitter;
        if (!pParticleEmitter)
            continue;
        
        DEBUGMSG(ZONE_PARTICLES, "Releasing ParticleEmitter [%s], refCount = %d", pParticleEmitter->GetName().c_str(), pParticleEmitter->GetRefCount());
        
        //pParticleEmitter->Stop();
        
        CHR(Release( pParticleEmitter ));
    }
    m_pendingReleaseParticleEmittersList.clear();



    // Update every running ParticleEmitter.
    for (ppParticleEmitter = m_runningParticleEmittersList.begin(); ppParticleEmitter != m_runningParticleEmittersList.end(); /*++ppParticleEmitter*/)
    {
        ParticleEmitter* pParticleEmitter = *ppParticleEmitter;
        if (!pParticleEmitter)
        {
            ppParticleEmitter = m_runningParticleEmittersList.erase( ppParticleEmitter );
            continue;
        } 

//        if (Log::IsZoneEnabled(ZONE_PARTICLES | ZONE_VERBOSE))
//        {
//            char str[1024];
//            sprintf(str, "PE: %s", pParticleEmitter->GetName().c_str());
//            DebugRender.Text(str, Color::White(), 1.0f, 1.0f);
//        }
        
        
        if (FAILED(pParticleEmitter->Update( elapsedMS )))
        {
            pParticleEmitter->Stop();

            //
            // NOTE: if you erase a list member while iterating the list,
            // be sure to properly increment the iterator as seen below.
            //
            ppParticleEmitter = m_runningParticleEmittersList.erase( ppParticleEmitter );
        }
        else 
        {
            ++ppParticleEmitter;
        }
    }

Exit:
    return rval;
}

RESULT
ParticleManager::Init( IN const string& settingsFilename )
{
    RETAILMSG(ZONE_PARTICLES, "ParticleManager::Init( %s )", settingsFilename.c_str());

    RESULT rval = S_OK;
    char   path[MAX_PATH];
    
    //
    // Create a Settings object and load the file.
    //
    Settings mySettings;
    if ( FAILED(mySettings.Read( settingsFilename )) )
    {
        RETAILMSG(ZONE_ERROR, "ERROR: ParticleManager::Init( %s ): failed to load settings file", settingsFilename.c_str() );
        return E_UNEXPECTED;
    }
    

    //
    // Create each ParticleEmitter.
    //
    UINT32 numParticleEmitters = mySettings.GetInt("/ParticleEmitters.NumParticleEmitters");

    for (int i = 0; i < numParticleEmitters; ++i)
    {
        sprintf(path, "/ParticleEmitters/ParticleEmitter%d", i);

        ParticleEmitter *pParticleEmitter = new ParticleEmitter();
        CPR(pParticleEmitter);

        string name             = mySettings.GetString( string(path) + ".Name" );
        string filename         = mySettings.GetString( string(path) + ".Filename" );
        bool   deleteOnFinish   = mySettings.GetBool  ( string(path) + ".DeleteOnFinish", false );

        pParticleEmitter->SetDeleteOnFinish( deleteOnFinish );
        if ( FAILED(pParticleEmitter->InitFromFile( filename )))
        {
            RETAILMSG(ZONE_ERROR, "ERROR: ParticleManager::Init( %s ): failed to init ParticleEmitter from file %s", filename.c_str());
            // Continue loading other ParticleEmitters rather than aborting.
            continue;
        }
            
        
        RETAILMSG(ZONE_INFO, "ParticleEmitter[%4d]: \"%-32s\"", pParticleEmitter->GetID(), pParticleEmitter->GetName().c_str());

        CHR(Add(name, pParticleEmitter));
    }
    
Exit:
    return rval;
}