OscilloscopeState.h

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* ngscopeclient                                                                                                        *
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* Copyright (c) 2012-2026 Andrew D. Zonenberg and contributors                                                         *
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#ifndef OscilloscopeState_h
#define OscilloscopeState_h
 
class OscilloscopeState
{
public:
 
    OscilloscopeState(std::shared_ptr<Oscilloscope> scope)
    {
        size_t n = scope->GetChannelCount();
        m_channelNumber = n;
        m_channelInverted = std::make_unique<bool[] >(n);
        m_channelOffset = std::make_unique<std::vector<float>[] >(n);
        m_channelRange = std::make_unique<std::vector<float>[] >(n);
 
        m_channelDigitalThreshold = std::make_unique<std::atomic<float>[] >(n);
        m_channelAttenuation = std::make_unique<std::atomic<float>[] >(n);
 
        m_needsUpdate = std::make_unique<std::atomic<bool>[] >(n);
 
        m_probeName = std::make_unique<std::string[]>(n);
 
        m_channelCoupling = std::make_unique<int[] >(n);
        m_couplings = std::make_unique<std::vector<OscilloscopeChannel::CouplingType>[]>(n);
        m_couplingNames = std::make_unique<std::vector<std::string>[]>(n);
 
        m_channelBandwidthLimit = std::make_unique<int[] >(n);
        m_bandwidthLimits = std::make_unique<std::vector<uint32_t>[]>(n);
        m_bandwidthLimitNames = std::make_unique<std::vector<std::string>[]>(n);
 
        m_committedOffset = std::make_unique<std::vector<float>[]>(n);
        m_strOffset = std::make_unique<std::vector<std::string>[]>(n);
 
        m_committedRange = std::make_unique<std::vector<float>[]>(n);
        m_strRange = std::make_unique<std::vector<std::string>[]>(n);
 
        m_committedDigitalThreshold = std::make_unique<float[]>(n);
        m_strDigitalThreshold = std::make_unique<std::string[]>(n);
 
        m_committedAttenuation = std::make_unique<float[]>(n);
        m_strAttenuation = std::make_unique<std::string[]>(n);
 
        m_adcMode = std::make_unique<int[]>(n);
 
        Unit volts(Unit::UNIT_VOLTS);
 
        for(size_t i=0; i<n; i++)
        {
            m_channelInverted[i] = false;
 
            m_channelDigitalThreshold[i] = 0;
            m_channelAttenuation[i] = 0;
            m_channelBandwidthLimit[i] = 0;
            m_channelCoupling[i] = 0;
            m_channelBandwidthLimit[i] = 0;
            m_adcMode[i] = 0;
 
            // Offset and range ar per stream
            OscilloscopeChannel* chan = dynamic_cast<OscilloscopeChannel*>(scope->GetChannel(i));
            if(chan)
            {
                size_t nstreams = chan->GetStreamCount();
                for(size_t j=0; j<nstreams; j++)
                {
                    m_channelOffset[i].push_back(0);
                    m_channelRange[i].push_back(0);
                    m_committedOffset[i].push_back(FLT_MIN);
                    m_committedRange[i].push_back(FLT_MIN);
                    m_strOffset[i].push_back("");
                    m_strRange[i].push_back("");
                }
            }
 
            m_needsUpdate[i] = true;
 
            m_committedDigitalThreshold[i] = FLT_MIN;
            m_committedAttenuation[i] = INT_MIN;
        }
    }
 
    void FlushConfigCache()
    {
        for(size_t i = 0 ; i < m_channelNumber.load() ; i++)
            m_needsUpdate[i] = true;
    }
 
    std::unique_ptr<bool[]> m_channelInverted;
    std::unique_ptr<std::vector<float>[]> m_channelOffset;
    std::unique_ptr<std::vector<float>[]> m_channelRange;
    std::unique_ptr<std::atomic<float>[]> m_channelDigitalThreshold;
    std::unique_ptr<std::atomic<float>[]> m_channelAttenuation;
 
    std::unique_ptr<std::atomic<bool>[]> m_needsUpdate;
 
    std::atomic<size_t> m_channelNumber;
 
    //UI state for dialogs etc
    std::unique_ptr<std::string[]> m_probeName;
 
    std::unique_ptr<int[]> m_channelBandwidthLimit;
    std::unique_ptr<std::vector<uint32_t>[]> m_bandwidthLimits;
    std::unique_ptr<std::vector<std::string>[]> m_bandwidthLimitNames;
 
    std::unique_ptr<int[]> m_channelCoupling;
    std::unique_ptr<std::vector<OscilloscopeChannel::CouplingType>[]> m_couplings;
    std::unique_ptr<std::vector<std::string>[]> m_couplingNames;
 
    std::unique_ptr<std::vector<float>[]> m_committedOffset;
    std::unique_ptr<std::vector<std::string>[]> m_strOffset;
 
    std::unique_ptr<std::vector<float>[]> m_committedRange;
    std::unique_ptr<std::vector<std::string>[]> m_strRange;
 
    std::unique_ptr<float[]> m_committedDigitalThreshold;
    std::unique_ptr<std::string[]> m_strDigitalThreshold;
 
    std::unique_ptr<float[]> m_committedAttenuation;
    std::unique_ptr<std::string[]> m_strAttenuation;
 
    std::unique_ptr<int[]> m_adcMode;
};
 
#endif