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Scope: save/restore live trace size when transitioning from/to memory mode

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This commit is contained in:
f4exb 2018-10-16 05:10:35 +02:00
parent 966d957f89
commit 1838253e92
2 changed files with 39 additions and 21 deletions
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43
sdrgui/dsp/scopevis.cpp
View File

@ -47,13 +47,13 @@ ScopeVis::ScopeVis(GLScope* glScope) :
m_triggerState(TriggerUntriggered),
m_focusedTraceIndex(0),
m_traceSize(m_traceChunkSize),
m_liveTraceSize(m_traceChunkSize),
m_nbSamples(0),
m_timeBase(1),
m_timeOfsProMill(0),
m_traceStart(true),
m_sampleRate(0),
m_liveRate(0),
m_memoryRate(0),
m_liveSampleRate(0),
m_traceDiscreteMemory(m_nbTraceMemories),
m_freeRun(true),
m_maxTraceDelay(0),
@ -78,10 +78,10 @@ ScopeVis::~ScopeVis()
void ScopeVis::setLiveRate(int sampleRate)
{
m_liveRate = sampleRate;
m_liveSampleRate = sampleRate;
if (m_currentTraceMemoryIndex == 0) { // update only in live mode
setSampleRate(m_liveRate);
setSampleRate(m_liveSampleRate);
}
}
@ -94,6 +94,18 @@ void ScopeVis::setSampleRate(int sampleRate)
}
}
void ScopeVis::setTraceSize(uint32_t traceSize)
{
m_traceSize = traceSize;
m_traces.resize(m_traceSize);
m_traceDiscreteMemory.resize(m_traceSize);
initTraceBuffers();
if (m_glScope) {
m_glScope->setTraceSize(m_traceSize);
}
}
void ScopeVis::configure(uint32_t traceSize, uint32_t timeBase, uint32_t timeOfsProMill, uint32_t triggerPre, bool freeRun)
{
Message* cmd = MsgConfigureScopeVisNG::create(traceSize, timeBase, timeOfsProMill, triggerPre, freeRun);
@ -617,14 +629,7 @@ bool ScopeVis::handleMessage(const Message& message)
if (m_traceSize != traceSize)
{
m_traceSize = traceSize;
m_traces.resize(m_traceSize);
m_traceDiscreteMemory.resize(m_traceSize);
initTraceBuffers();
if (m_glScope) {
m_glScope->setTraceSize(m_traceSize);
}
setTraceSize(traceSize);
}
if (m_timeBase != timeBase)
@ -838,16 +843,20 @@ bool ScopeVis::handleMessage(const Message& message)
if (memoryIndex != m_currentTraceMemoryIndex)
{
// on transition from live rate initialize memory rate to live rate
// transition from live mode
if (memoryIndex == 0) {
m_memoryRate = m_liveRate;
m_liveTraceSize = m_traceSize;
}
m_currentTraceMemoryIndex = memoryIndex;
if (m_currentTraceMemoryIndex == 0) { // transition to live mode
setSampleRate(m_liveRate); // reset to live rate
} else {
if (m_currentTraceMemoryIndex == 0) // transition to live mode
{
setSampleRate(m_liveSampleRate); // reset to live rate
setTraceSize(m_liveTraceSize); // reset to live trace size
}
else
{
processMemoryTrace();
}
}

17
sdrgui/dsp/scopevis.h
View File

@ -748,9 +748,13 @@ private:
{
d.readU32(1, &m_memSize, 0);
d.readU32(2, &m_currentMemIndex, 0);
d.readU32(3, &m_traceSize, 0);
uint32_t traceSize;
d.readU32(3, &traceSize, 0);
m_traceBackBuffers.resize(m_memSize);
resize(m_traceSize);
if (traceSize != m_traceSize) {
resize(traceSize);
}
for (unsigned int i = 0; i < m_memSize; i++)
{
@ -1044,14 +1048,14 @@ private:
Traces m_traces; //!< Displayable traces
int m_focusedTraceIndex; //!< Index of the trace that has focus
uint32_t m_traceSize; //!< Size of traces in number of samples
uint32_t m_liveTraceSize; //!< Size of traces in number of samples in live mode
int m_nbSamples; //!< Number of samples yet to process in one complex trace
uint32_t m_timeBase; //!< Trace display time divisor
uint32_t m_timeOfsProMill; //!< Start trace shift in 1/1000 trace size
bool m_traceStart; //!< Trace is at start point
SampleVector::const_iterator m_triggerPoint; //!< Trigger start location in the samples vector
int m_sampleRate; //!< Actual sample rate being used
int m_liveRate; //!< Sample rate in live mode
int m_memoryRate; //!< Sample rate in memory mode
int m_liveSampleRate; //!< Sample rate in live mode
TraceBackDiscreteMemory m_traceDiscreteMemory; //!< Complex trace memory for triggered states TODO: vectorize when more than on input is allowed
bool m_freeRun; //!< True if free running (trigger globally disabled)
int m_maxTraceDelay; //!< Maximum trace delay
@ -1116,6 +1120,11 @@ private:
* Set the actual sample rate
*/
void setSampleRate(int sampleRate);
/**
* Set the traces size
*/
void setTraceSize(uint32_t traceSize);
};