void BaseAudioEvent::positionEvent( int startMeasure, int subdivisions, int offset )
{
int samplesPerBar = AudioEngine::samples_per_bar; // will always match current tempo, time sig at right sample rate
int startOffset = samplesPerBar * startMeasure;
startOffset += offset * samplesPerBar / subdivisions;
setSampleStart( startOffset );
setSampleEnd (( startOffset + _sampleLength ) - 1 );
}
void ChannelRenderArea::wheelEvent(QWheelEvent *event)
{
uint64_t sampleStartNew, sampleEndNew;
float zoomFactorNew;
/* FIXME: Make this constant user-configurable. */
zoomFactorNew = getZoomFactor()
+ 0.01 * (event->delta() / WHEEL_DELTA);
if (zoomFactorNew < 0)
zoomFactorNew = 0;
if (zoomFactorNew > 2)
zoomFactorNew = 2; /* FIXME: Don't hardcode. */
setZoomFactor(zoomFactorNew);
sampleStartNew = 0; /* FIXME */
sampleEndNew = getNumSamples() * zoomFactorNew;
if (sampleEndNew > getNumSamples())
sampleEndNew = getNumSamples();
setSampleStart(sampleStartNew);
setSampleEnd(sampleEndNew);
#if 0
uint64_t sampleStartNew, sampleEndNew;
sampleStartNew = getSampleStart() + event->delta() / WHEEL_DELTA;
sampleEndNew = getSampleEnd() + event->delta() / WHEEL_DELTA;
/* TODO: More checks. */
#if 1
if (sampleStartNew < 0 || sampleEndNew < 0)
return;
if (sampleStartNew > 512 * 1000 || sampleEndNew > 512 * 1000 /* FIXME */)
return;
#endif
setSampleStart(sampleStartNew);
setSampleEnd(sampleEndNew); /* FIXME: Use len? */
#endif
repaint();
}
void ModulatorSamplerSound::setPropertyInternal(Property p, int newValue)
{
switch (p)
{
case ID: jassertfalse; break;
case FileName: jassertfalse; break;
case RootNote: rootNote = newValue; break;
case VeloHigh: { int low = jmin(velocityRange.findNextSetBit(0), newValue, 127);
velocityRange.clear();
velocityRange.setRange(low, newValue - low + 1, true); break; }
case VeloLow: { int high = jmax(velocityRange.getHighestBit(), newValue, 0);
velocityRange.clear();
velocityRange.setRange(newValue, high - newValue + 1, true); break; }
case KeyHigh: { int low = jmin(midiNotes.findNextSetBit(0), newValue, 127);
midiNotes.clear();
midiNotes.setRange(low, newValue - low + 1, true); break; }
case KeyLow: { int high = jmax(midiNotes.getHighestBit(), newValue, 0);
midiNotes.clear();
midiNotes.setRange(newValue, high - newValue + 1, true); break; }
case RRGroup: rrGroup = newValue; break;
case Normalized: isNormalized = newValue == 1;
if (isNormalized && normalizedPeak < 0.0f) calculateNormalizedPeak();
break;
case Volume: { gain.set(Decibels::decibelsToGain((float)newValue));
break;
}
case Pan: {
pan = (int)newValue;
leftBalanceGain = BalanceCalculator::getGainFactorForBalance((float)newValue, true);
rightBalanceGain = BalanceCalculator::getGainFactorForBalance((float)newValue, false);
break;
}
case Pitch: { centPitch = newValue;
pitchFactor.store(powf(2.0f, (float)centPitch / 1200.f));
break;
};
case SampleStart: FOR_EVERY_SOUND(setSampleStart(newValue)); break;
case SampleEnd: FOR_EVERY_SOUND(setSampleEnd(newValue)); break;
case SampleStartMod: FOR_EVERY_SOUND(setSampleStartModulation(newValue)); break;
case LoopEnabled: FOR_EVERY_SOUND(setLoopEnabled(newValue == 1.0f)); break;
case LoopStart: FOR_EVERY_SOUND(setLoopStart(newValue)); break;
case LoopEnd: FOR_EVERY_SOUND(setLoopEnd(newValue)); break;
case LoopXFade: FOR_EVERY_SOUND(setLoopCrossfade(newValue)); break;
case LowerVelocityXFade: lowerVeloXFadeValue = newValue; break;
case UpperVelocityXFade: upperVeloXFadeValue = newValue; break;
case SampleState: setPurged(newValue == 1.0f); break;
default: jassertfalse; break;
}
}
