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fix sync delay

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This commit is contained in:
Armin 2026-08-15 13:54:42 +02:00
commit 2e85d45983
4 changed files with 35 additions and 3 deletions
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7
Source/DelayEngine.h
View file

@ -231,6 +231,13 @@ public:
}
}
static float syncTimeMs (int index, double bpm)
{
const int idx = std::clamp (index, 0, numDivisions - 1);
const double secondsPerBeat = 60.0 / std::max (1.0, bpm);
return static_cast<float> (divisionBeats[static_cast<std::size_t> (idx)] * secondsPerBeat * 1000.0);
}
private:
static float softClip (float x)
{

16
Source/PluginEditor.cpp
View file

@ -57,6 +57,22 @@ public:
panKnob.setValueTextFunction ([] (double v) { return juce::String (juce::roundToInt (v * 100.0)) + "%"; });
onToggle.setInverted (true);
syncToggle.onClick = [this]
{
if (syncToggle.getToggleState())
return;
const int index = juce::roundToInt (proc.apvts.getRawParameterValue (ParameterIDs::timeSync)->load());
const float ms = mindball::DelayEngine::syncTimeMs (index, proc.getCurrentBpm());
if (auto* timeParam = proc.apvts.getParameter (ParameterIDs::time))
{
timeParam->beginChangeGesture();
timeParam->setValueNotifyingHost (timeParam->convertTo0to1 (juce::roundToInt (ms)));
timeParam->endChangeGesture();
}
};
buildInfo.setJustificationType (juce::Justification::centredRight);
buildInfo.setFont (juce::Font (juce::Font::getDefaultMonospacedFontName(), 9.0f, 0));

12
Source/PluginProcessor.cpp
View file

@ -84,6 +84,11 @@ bool MindballAudioProcessor::isBusesLayoutSupported (const BusesLayout& layouts)
&& (mainIn == juce::AudioChannelSet::mono() || mainIn == juce::AudioChannelSet::stereo());
}
double MindballAudioProcessor::getCurrentBpm() const
{
return lastBpm.load (std::memory_order_relaxed);
}
void MindballAudioProcessor::processBlock (juce::AudioBuffer<float>& buffer, juce::MidiBuffer&)
{
juce::ScopedNoDenormals noDenormals;
@ -109,13 +114,14 @@ void MindballAudioProcessor::processBlock (juce::AudioBuffer<float>& buffer, juc
}
wasBypassed = false;
double bpm = 120.0;
double bpm = lastBpm.load (std::memory_order_relaxed);
if (auto* playHead = getPlayHead())
{
juce::AudioPlayHead::CurrentPositionInfo pos;
if (playHead->getCurrentPosition (pos))
bpm = pos.bpm > 0 ? pos.bpm : 120.0;
if (playHead->getCurrentPosition (pos) && pos.bpm > 0)
bpm = pos.bpm;
}
lastBpm.store (bpm, std::memory_order_relaxed);
mindball::DelayEngine::Params p;
p.feedback = *apvts.getRawParameterValue (ParameterIDs::feedback);

3
Source/PluginProcessor.h
View file

@ -53,6 +53,8 @@ public:
void getStateInformation (juce::MemoryBlock& destData) override;
void setStateInformation (const void* data, int sizeInBytes) override;
double getCurrentBpm() const;
float getDryMeterL() const { return dryMeterL.load (std::memory_order_relaxed); }
float getDryMeterR() const { return dryMeterR.load (std::memory_order_relaxed); }
float getWetMeterL() const { return wetMeterL.load (std::memory_order_relaxed); }
@ -70,6 +72,7 @@ private:
float meterDryL = 0.0f, meterDryR = 0.0f;
float meterWetL = 0.0f, meterWetR = 0.0f;
float meterDecay = 0.0f;
std::atomic<double> lastBpm { 120.0 };
std::atomic<float> dryMeterL { 0.0f }, dryMeterR { 0.0f };
std::atomic<float> wetMeterL { 0.0f }, wetMeterR { 0.0f };
};