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Spectrum: do not process decay at all if decay = 0. Some code cleanup

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This commit is contained in:
f4exb 2018-10-19 08:19:12 +02:00
parent e41df6f278
commit 8836b98542
1 changed files with 29 additions and 25 deletions
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54
sdrgui/gui/glspectrum.cpp
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@ -352,13 +352,9 @@ void GLSpectrum::updateWaterfall(const std::vector<Real>& spectrum)
void GLSpectrum::updateHistogram(const std::vector<Real>& spectrum)
{
quint8* b = m_histogram;
int sub = 0; // was 1;
int fftMulSize = 100 * m_fftSize;
//if(m_decay > 0)
sub += m_decay; // allow zero decay so history (including max hold) is kept forever
if (m_displayHistogram || m_displayMaxHold)
if ((m_displayHistogram || m_displayMaxHold) && (m_decay != 0))
{
m_decayDivisorCount--;
@ -795,25 +791,31 @@ void GLSpectrum::paintGL()
{
int j;
quint8* bs = m_histogram + i * 100;
for(j = 99; j > 1; j--) {
if(bs[j] > 0)
break;
for(j = 99; j > 1; j--)
{
if(bs[j] > 0) {
break;
}
}
// TODO: ((bs[j] * (float)j) + (bs[j + 1] * (float)(j + 1))) / (bs[j] + bs[j + 1])
j = j - 99;
m_maxHold[i] = (j * m_powerRange) / 99.0 + m_referenceLevel;
}
{
//GLfloat q3[2*m_fftSize];
GLfloat *q3 = m_q3FFT.m_array;
Real bottom = -m_powerRange;
for(int i = 0; i < m_fftSize; i++) {
for(int i = 0; i < m_fftSize; i++)
{
Real v = m_maxHold[i] - m_referenceLevel;
if(v > 0)
v = 0;
else if(v < bottom)
v = bottom;
if(v > 0) {
v = 0;
} else if(v < bottom) {
v = bottom;
}
q3[2*i] = (Real) i;
q3[2*i+1] = v;
}
@ -828,15 +830,18 @@ void GLSpectrum::paintGL()
{
{
Real bottom = -m_powerRange;
//GLfloat q3[2*m_fftSize];
GLfloat *q3 = m_q3FFT.m_array;
for(int i = 0; i < m_fftSize; i++) {
for(int i = 0; i < m_fftSize; i++)
{
Real v = (*m_currentSpectrum)[i] - m_referenceLevel;
if(v > 0)
v = 0;
else if(v < bottom)
v = bottom;
if(v > 0) {
v = 0;
} else if(v < bottom) {
v = bottom;
}
q3[2*i] = (Real) i;
q3[2*i+1] = v;
}
@ -854,13 +859,13 @@ void GLSpectrum::paintGL()
tickList = &m_timeScale.getTickList();
{
//GLfloat q3[4*tickList->count()];
GLfloat *q3 = m_q3TickTime.m_array;
int effectiveTicks = 0;
for (int i= 0; i < tickList->count(); i++)
{
tick = &(*tickList)[i];
if (tick->major)
{
if(tick->textSize > 0)
@ -882,13 +887,13 @@ void GLSpectrum::paintGL()
tickList = &m_frequencyScale.getTickList();
{
//GLfloat q3[4*tickList->count()];
GLfloat *q3 = m_q3TickFrequency.m_array;
int effectiveTicks = 0;
for (int i= 0; i < tickList->count(); i++)
{
tick = &(*tickList)[i];
if (tick->major)
{
if (tick->textSize > 0)
@ -916,13 +921,13 @@ void GLSpectrum::paintGL()
tickList = &m_powerScale.getTickList();
{
//GLfloat q3[4*tickList->count()];
GLfloat *q3 = m_q3TickPower.m_array;
int effectiveTicks = 0;
for(int i= 0; i < tickList->count(); i++)
{
tick = &(*tickList)[i];
if(tick->major)
{
if(tick->textSize > 0)
@ -944,7 +949,6 @@ void GLSpectrum::paintGL()
tickList = &m_frequencyScale.getTickList();
{
//GLfloat q3[4*tickList->count()];
GLfloat *q3 = m_q3TickFrequency.m_array;
int effectiveTicks = 0;