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Tx ph.2: restored ancient interpolator

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f4exb 2016-10-27 18:05:40 +02:00
parent 63083885be
commit 4618e007de
1 changed files with 23 additions and 1 deletions
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24
sdrbase/dsp/interpolator.h
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@ -35,7 +35,7 @@ public:
return true;
}
// interpolation works nearly the same way
// interpolation works nearly the same way // TODO: remove when original is used
bool interpolate(Real *distance, const Complex& next, Complex* result)
{
*distance -= 1.0;
@ -54,6 +54,28 @@ public:
}
}
// original interpolator
bool interpolate(Real* distance, const Complex& next, bool* consumed, Complex* result)
{
while(*distance >= 1.0)
{
if(!(*consumed))
{
advanceFilter(next);
*distance -= 1.0;
*consumed = true;
}
else
{
return false;
}
}
doInterpolate((int)floor(*distance * (Real)m_phaseSteps), result);
return true;
}
private:
float* m_taps;
float* m_alignedTaps;