ScopeVis::Traces Struct Reference

Public Member Functions
	Traces ()
	~Traces ()
bool	isVerticalDisplayChange (const TraceData &traceData, uint32_t traceIndex)
void	addTrace (const TraceData &traceData, int traceSize)
void	changeTrace (const TraceData &traceData, uint32_t traceIndex)
void	removeTrace (uint32_t traceIndex)
void	moveTrace (uint32_t traceIndex, bool upElseDown)
void	resize (int traceSize)
uint32_t	currentBufferIndex () const
uint32_t	size () const
void	switchBuffer ()

Public Attributes
std::vector< TraceControl * >	m_tracesControl
	Corresponding traces control data. More...
std::vector< TraceData >	m_tracesData
	Corresponding traces data. More...
std::vector< float * >	m_traces [2]
	Double buffer of traces processed by glScope. More...
int	m_traceSize
	Current size of a trace in buffer. More...
int	m_maxTraceSize
	Maximum Size of a trace in buffer. More...
bool	evenOddIndex
	Even (true) or odd (false) index. More...

Private Attributes
float *	m_x0
float *	m_x1

Detailed Description

Definition at line 874 of file scopevis.h.

Constructor & Destructor Documentation

Traces()

ScopeVis::Traces::Traces ( )

inline

Definition at line 883 of file scopevis.h.

                 :
            m_traceSize(0),
            m_maxTraceSize(0),
            evenOddIndex(true),
            m_x0(0),
            m_x1(0)
        {
        }

~Traces()

ScopeVis::Traces::~Traces ( )

inline

Definition at line 892 of file scopevis.h.

        {
            for (std::vector<TraceControl*>::iterator it = m_tracesControl.begin(); it != m_tracesControl.end(); ++it) {
                delete *it;
            }

            if (m_x0) {
                delete[] m_x0;
            }

            if (m_x1) {
                delete[] m_x1;
            }

            m_maxTraceSize = 0;
        }

Member Function Documentation

addTrace()

void ScopeVis::Traces::addTrace ( const TraceData &  traceData, int  traceSize  )

inline

Definition at line 917 of file scopevis.h.

References ScopeVis::TraceControl::initProjector(), and ScopeVis::TraceData::m_projectionType.

Referenced by ScopeVis::handleMessage().

        {
            if (m_traces[0].size() < m_maxNbTraces)
            {
                qDebug("ScopeVis::addTrace");
                m_traces[0].push_back(0);
                m_traces[1].push_back(0);
                m_tracesData.push_back(traceData);
                m_tracesControl.push_back(new TraceControl());
                TraceControl *traceControl = m_tracesControl.back();
                traceControl->initProjector(traceData.m_projectionType);

                resize(traceSize);
            }
        }

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changeTrace()

void ScopeVis::Traces::changeTrace ( const TraceData &  traceData, uint32_t  traceIndex  )

inline

Definition at line 933 of file scopevis.h.

References ScopeVis::TraceControl::initProjector(), ScopeVis::TraceData::m_projectionType, and ScopeVis::TraceControl::releaseProjector().

Referenced by ScopeVis::handleMessage().

        {
            if (traceIndex < m_tracesControl.size()) {
                TraceControl *traceControl = m_tracesControl[traceIndex];
                traceControl->releaseProjector();
                traceControl->initProjector(traceData.m_projectionType);
                m_tracesData[traceIndex] = traceData;
            }
        }

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currentBufferIndex()

uint32_t ScopeVis::Traces::currentBufferIndex ( ) const

inline

Definition at line 1013 of file scopevis.h.

Referenced by ScopeVis::processTraces().

{ return evenOddIndex? 0 : 1; }

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isVerticalDisplayChange()

bool ScopeVis::Traces::isVerticalDisplayChange ( const TraceData &  traceData, uint32_t  traceIndex  )

inline

Definition at line 909 of file scopevis.h.

References ScopeVis::TraceData::m_amp, ScopeVis::TraceData::m_ofs, ScopeVis::TraceData::m_projectionType, and ScopeVis::TraceData::m_traceColor.

Referenced by ScopeVis::handleMessage().

        {
            return (m_tracesData[traceIndex].m_projectionType != traceData.m_projectionType)
                    || (m_tracesData[traceIndex].m_amp != traceData.m_amp)
                    || (m_tracesData[traceIndex].m_ofs != traceData.m_ofs
                    || (m_tracesData[traceIndex].m_traceColor != traceData.m_traceColor));
        }

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moveTrace()

void ScopeVis::Traces::moveTrace ( uint32_t  traceIndex, bool  upElseDown  )

inline

Definition at line 960 of file scopevis.h.

References ScopeVis::TraceControl::initProjector(), and ScopeVis::TraceControl::releaseProjector().

Referenced by ScopeVis::handleMessage().

        {
            if ((!upElseDown) && (traceIndex == 0)) {
                return;
            }

            int nextControlIndex = (traceIndex + (upElseDown ? 1 : -1)) % (m_tracesControl.size());
            int nextDataIndex = (traceIndex + (upElseDown ? 1 : -1)) % (m_tracesData.size()); // should be the same

            TraceControl *traceControl = m_tracesControl[traceIndex];
            TraceControl *nextTraceControl = m_tracesControl[nextControlIndex];

            traceControl->releaseProjector();
            nextTraceControl->releaseProjector();

            m_tracesControl[nextControlIndex] = traceControl;
            m_tracesControl[traceIndex] = nextTraceControl;

            TraceData nextData = m_tracesData[nextDataIndex];
            m_tracesData[nextDataIndex] = m_tracesData[traceIndex];
            m_tracesData[traceIndex] = nextData;

            traceControl = m_tracesControl[traceIndex];
            nextTraceControl = m_tracesControl[nextControlIndex];

            traceControl->initProjector(m_tracesData[traceIndex].m_projectionType);
            nextTraceControl->initProjector(m_tracesData[nextDataIndex].m_projectionType);
        }

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removeTrace()

void ScopeVis::Traces::removeTrace ( uint32_t  traceIndex )

inline

Definition at line 943 of file scopevis.h.

References ScopeVis::TraceControl::releaseProjector().

Referenced by ScopeVis::handleMessage().

        {
            if (traceIndex < m_tracesControl.size())
            {
                qDebug("ScopeVis::removeTrace");
                m_traces[0].erase(m_traces[0].begin() + traceIndex);
                m_traces[1].erase(m_traces[1].begin() + traceIndex);
                TraceControl *traceControl = m_tracesControl[traceIndex];
                traceControl->releaseProjector();
                m_tracesControl.erase(m_tracesControl.begin() + traceIndex);
                m_tracesData.erase(m_tracesData.begin() + traceIndex);
                delete traceControl;

                resize(m_traceSize); // reallocate pointers
            }
        }

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resize()

void ScopeVis::Traces::resize ( int  traceSize )

inline

Definition at line 989 of file scopevis.h.

References i.

Referenced by ScopeVis::setTraceSize().

        {
            m_traceSize = traceSize;

            if (m_traceSize > m_maxTraceSize)
            {
                delete[] m_x0;
                delete[] m_x1;
                m_x0 = new float[2*m_traceSize*m_maxNbTraces];
                m_x1 = new float[2*m_traceSize*m_maxNbTraces];

                m_maxTraceSize = m_traceSize;
            }

            std::fill_n(m_x0, 2*m_traceSize*m_traces[0].size(), 0.0f);
            std::fill_n(m_x1, 2*m_traceSize*m_traces[0].size(), 0.0f);

            for (unsigned int i = 0; i < m_traces[0].size(); i++)
            {
                (m_traces[0])[i] = &m_x0[2*m_traceSize*i];
                (m_traces[1])[i] = &m_x1[2*m_traceSize*i];
            }
        }

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size()

uint32_t ScopeVis::Traces::size ( ) const

inline

Definition at line 1014 of file scopevis.h.

{ return m_tracesControl.size(); }

switchBuffer()

void ScopeVis::Traces::switchBuffer ( )

inline

Definition at line 1016 of file scopevis.h.

Referenced by ScopeVis::processTraces().

        {
            evenOddIndex = !evenOddIndex;

            for (std::vector<TraceControl*>::iterator it = m_tracesControl.begin(); it != m_tracesControl.end(); ++it)
            {
                (*it)->m_traceCount[currentBufferIndex()] = 0;
            }
        }

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Member Data Documentation

evenOddIndex

bool ScopeVis::Traces::evenOddIndex

Even (true) or odd (false) index.

Definition at line 881 of file scopevis.h.

m_maxTraceSize

int ScopeVis::Traces::m_maxTraceSize

Maximum Size of a trace in buffer.

Definition at line 880 of file scopevis.h.

m_traces

std::vector<float *> ScopeVis::Traces::m_traces[2]

Double buffer of traces processed by glScope.

Definition at line 878 of file scopevis.h.

Referenced by ScopeVis::initTraceBuffers(), ScopeVis::processTraces(), and ScopeVis::ScopeVis().

m_tracesControl

std::vector<TraceControl*> ScopeVis::Traces::m_tracesControl

Corresponding traces control data.

Definition at line 876 of file scopevis.h.

Referenced by ScopeVis::processTraces(), and ScopeVis::updateMaxTraceDelay().

m_tracesData

std::vector<TraceData> ScopeVis::Traces::m_tracesData

Corresponding traces data.

Definition at line 877 of file scopevis.h.

Referenced by ScopeVis::computeDisplayTriggerLevels(), ScopeVis::handleMessage(), ScopeVis::processTraces(), ScopeVis::ScopeVis(), and ScopeVis::updateMaxTraceDelay().

m_traceSize

int ScopeVis::Traces::m_traceSize

Current size of a trace in buffer.

Definition at line 879 of file scopevis.h.

m_x0

float* ScopeVis::Traces::m_x0

private

Definition at line 1027 of file scopevis.h.

m_x1

float* ScopeVis::Traces::m_x1

private

Definition at line 1028 of file scopevis.h.

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The documentation for this struct was generated from the following file:

• sdrgui/dsp/scopevis.h