FallMeasurement.h

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* libscopeprotocols                                                                                                    *
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#ifndef FallMeasurement_h
#define FallMeasurement_h
 
class FallPushConstants
{
public:
    int64_t     timescale;
    uint32_t    len;
    uint32_t    bufferPerThread;
    float       vstart;
    float       vend;
};
 
class FallMeasurement : public Filter
{
public:
    FallMeasurement(const std::string& color);
 
    virtual void Refresh(vk::raii::CommandBuffer& cmdBuf, std::shared_ptr<QueueHandle> queue) override;
 
    static std::string GetProtocolName();
 
    PROTOCOL_DECODER_INITPROC(FallMeasurement)
 
protected:
    FilterParameter& m_start;
    FilterParameter& m_end;
 
    //Minmax calculation
    ComputePipeline m_minmaxPipeline;
    AcceleratorBuffer<float> m_minbuf;
    AcceleratorBuffer<float> m_maxbuf;
 
    //Histogram calculation
    std::shared_ptr<ComputePipeline> m_histogramPipeline;
    AcceleratorBuffer<uint64_t> m_histogramBuf;
 
    //Fall time calculation
    std::shared_ptr<ComputePipeline> m_firstPassUniformComputePipeline;
    AcceleratorBuffer<int64_t> m_firstPassOffsets;
    AcceleratorBuffer<float> m_firstPassSamples;
    AcceleratorBuffer<int64_t> m_finalSampleCount;
    std::shared_ptr<ComputePipeline> m_finalPassComputePipeline;
    AcceleratorBuffer<float> m_partialSums;
};
 
#endif