Пример #1
0
        /* create a new oscillator effect generator */
        public static SynthErrorCodes NewOscEffectGenerator(
            EffectSpecListRec SpecList,
            ref AccentRec Accents,
            double HurryUp,
            double InitialFrequency,
            double FreqForMultisampling,
            out int PreOriginTimeOut,
            PlayTrackInfoRec TrackInfo,
            SynthParamRec SynthParams,
            out OscEffectGenRec GeneratorOut)
        {
            int OnePreOrigin;

            GeneratorOut     = null;
            PreOriginTimeOut = 0;

            OscEffectGenRec Generator = New(ref SynthParams.freelists.OscEffectGenRecFreeList);
            int             count     = Generator.count = GetEffectSpecListEnabledLength(SpecList);

            IOscillatorEffect[] List = Generator.List = New(ref SynthParams.freelists.IOscillatorEffectFreeList, count); // zeroed
            if (unchecked ((uint)count > (uint)List.Length))
            {
                Debug.Assert(false);
                throw new IndexOutOfRangeException();
            }

            int MaxPreOrigin = 0;

            /* build list of thingers */
            int j = 0;

            for (int i = 0; j < count; i++)
            {
                /* see if effect is enabled */
                if (!IsEffectFromEffectSpecListEnabled(SpecList, i))
                {
                    continue;
                }

                /* fill in fields */
                EffectTypes Type = GetEffectSpecListElementType(SpecList, i);
                switch (Type)
                {
                default:
                    Debug.Assert(false);
                    throw new ArgumentException();

                case EffectTypes.eDelayEffect:
                    List[j] = DelayUnifiedRec.NewOscUnifiedDelayLineProcessor(
                        GetDelayEffectFromEffectSpecList(SpecList, i),
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams);
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                    break;

                case EffectTypes.eNLProcEffect:
                    List[j] = NLProcUnifiedRec.NewOscNLProcProcessor(
                        GetNLProcEffectFromEffectSpecList(SpecList, i),
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams);
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                    break;

                case EffectTypes.eFilterEffect:
                    List[j] = FilterArrayRec.NewOscFilterArrayProcessor(
                        GetFilterEffectFromEffectSpecList(SpecList, i),
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams);
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                    break;

                case EffectTypes.eAnalyzerEffect:
                    List[j] = AnalyzerRec.NewAnalyzer(
                        GetAnalyzerEffectFromEffectSpecList(SpecList, i),
                        SynthParams);
                    break;

                case EffectTypes.eHistogramEffect:
                    List[j] = HistogramRec.NewHistogram(
                        GetHistogramEffectFromEffectSpecList(SpecList, i),
                        SynthParams);
                    break;

                case EffectTypes.eResamplerEffect:
                    List[j] = ResamplerRec.NewResampler(
                        GetResamplerEffectFromEffectSpecList(SpecList, i),
                        SynthParams);
                    break;

                case EffectTypes.eCompressorEffect:
                    List[j] = CompressorRec.NewOscCompressor(
                        GetCompressorEffectFromEffectSpecList(SpecList, i),
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams);
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                    break;

                case EffectTypes.eVocoderEffect:
                    List[j] = VocoderRec.NewOscVocoder(
                        GetVocoderEffectFromEffectSpecList(SpecList, i),
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams);
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                    break;

                case EffectTypes.eIdealLowpassEffect:
                    List[j] = IdealLPRec.NewIdealLP(
                        GetIdealLPEffectFromEffectSpecList(SpecList, i),
                        SynthParams);
                    break;

                case EffectTypes.eUserEffect:
                {
                    UserEffectProcRec userEffect;
                    SynthErrorCodes   error = UserEffectProcRec.NewOscUserEffectProc(
                        GetUserEffectFromEffectSpecList(SpecList, i),
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams,
                        out userEffect);
                    if (error != SynthErrorCodes.eSynthDone)
                    {
                        return(error);
                    }
                    List[j] = userEffect;
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                }
                break;

                case EffectTypes.ePluggableEffect:
                {
                    PluggableSpec Spec = GetPluggableEffectFromEffectSpecList(SpecList, i);
                    Debug.Assert(Spec is PluggableOscSpec);
                    PluggableOscEffectTemplate template = new PluggableOscEffectTemplate(
                        (PluggableOscSpec)Spec,
                        SynthParams);
                    IOscillatorEffect effect;
                    SynthErrorCodes   error = template.Create(
                        ref Accents,
                        HurryUp,
                        InitialFrequency,
                        FreqForMultisampling,
                        out OnePreOrigin,
                        TrackInfo,
                        SynthParams,
                        out effect);
                    if (error != SynthErrorCodes.eSynthDone)
                    {
                        return(error);
                    }
                    List[j] = effect;
                    if (OnePreOrigin > MaxPreOrigin)
                    {
                        MaxPreOrigin = OnePreOrigin;
                    }
                }
                break;
                }

                j++;
            }
            Debug.Assert(j == count);

            PreOriginTimeOut = MaxPreOrigin;

            GeneratorOut = Generator;
            return(SynthErrorCodes.eSynthDone);
        }