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AudioProcessorGraph: Only prepare a render sequence for the current processing precision

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reuk 2023-01-19 16:06:29 +00:00
parent eaa6dfc3ee
commit 4211a2a0fd
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GPG key ID: 9ADCD339CFC98A11
2 changed files with 48 additions and 48 deletions
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95
modules/juce_audio_processors/processors/juce_AudioProcessorGraph.cpp
View file

@ -835,6 +835,16 @@ private:
std::vector<std::unique_ptr<RenderOp>> renderOps;
};
//==============================================================================
struct SequenceAndLatency
{
using RenderSequenceVariant = std::variant<GraphRenderSequence<float>,
GraphRenderSequence<double>>;
RenderSequenceVariant sequence;
int latencySamples = 0;
};
//==============================================================================
class RenderSequenceBuilder
{
@ -846,19 +856,12 @@ public:
static constexpr auto midiChannelIndex = AudioProcessorGraph::midiChannelIndex;
template <typename RenderSequence>
static auto build (const Nodes& n, const Connections& c)
template <typename FloatType>
static SequenceAndLatency build (const Nodes& n, const Connections& c)
{
RenderSequence sequence;
GraphRenderSequence<FloatType> sequence;
const RenderSequenceBuilder builder (n, c, sequence);
struct SequenceAndLatency
{
RenderSequence sequence;
int latencySamples = 0;
};
return SequenceAndLatency { std::move (sequence), builder.totalLatency };
return { std::move (sequence), builder.totalLatency };
}
private:
@ -1307,8 +1310,7 @@ private:
if (output.isMIDI())
{
if (inputChannelOfIndexToIgnore != midiChannelIndex
&& c.isConnected ({ { output.nodeID, midiChannelIndex },
{ node->nodeID, midiChannelIndex } }))
&& c.isConnected ({ output, { node->nodeID, midiChannelIndex } }))
return true;
}
else
@ -1356,37 +1358,49 @@ class RenderSequence
public:
using AudioGraphIOProcessor = AudioProcessorGraph::AudioGraphIOProcessor;
RenderSequence (PrepareSettings s, const Nodes& n, const Connections& c)
: RenderSequence (s,
RenderSequenceBuilder::build<GraphRenderSequence<float>> (n, c),
RenderSequenceBuilder::build<GraphRenderSequence<double>> (n, c))
RenderSequence (const PrepareSettings s, const Nodes& n, const Connections& c)
: RenderSequence (s, s.precision == AudioProcessor::ProcessingPrecision::singlePrecision
? RenderSequenceBuilder::build<float> (n, c)
: RenderSequenceBuilder::build<double> (n, c))
{
}
void process (AudioBuffer<float>& audio, MidiBuffer& midi, AudioPlayHead* playHead)
template <typename FloatType>
void process (AudioBuffer<FloatType>& audio, MidiBuffer& midi, AudioPlayHead* playHead)
{
renderSequenceF.perform (audio, midi, playHead);
if (auto* s = std::get_if<GraphRenderSequence<FloatType>> (&sequence.sequence))
s->perform (audio, midi, playHead);
else
jassertfalse; // Not prepared for this audio format!
}
void process (AudioBuffer<double>& audio, MidiBuffer& midi, AudioPlayHead* playHead)
template <typename FloatType>
void processIO (AudioGraphIOProcessor& io, AudioBuffer<FloatType>& audio, MidiBuffer& midi)
{
renderSequenceD.perform (audio, midi, playHead);
if (auto* s = std::get_if<GraphRenderSequence<FloatType>> (&sequence.sequence))
processIOBlock (io, *s, audio, midi);
else
jassertfalse; // Not prepared for this audio format!
}
void processIO (AudioGraphIOProcessor& io, AudioBuffer<float>& audio, MidiBuffer& midi)
{
processIOBlock (io, renderSequenceF, audio, midi);
}
void processIO (AudioGraphIOProcessor& io, AudioBuffer<double>& audio, MidiBuffer& midi)
{
processIOBlock (io, renderSequenceD, audio, midi);
}
int getLatencySamples() const { return latencySamples; }
int getLatencySamples() const { return sequence.latencySamples; }
PrepareSettings getSettings() const { return settings; }
private:
template <typename This, typename Callback>
static decltype (auto) visitRenderSequence (This& t, Callback&& callback)
{
if (auto* sequence = std::get_if<GraphRenderSequence<float>> (&t.sequence.sequence)) return callback (*sequence);
if (auto* sequence = std::get_if<GraphRenderSequence<double>> (&t.sequence.sequence)) return callback (*sequence);
jassertfalse;
}
RenderSequence (const PrepareSettings s, SequenceAndLatency&& built)
: settings (s), sequence (std::move (built))
{
visitRenderSequence (*this, [&] (auto& seq) { seq.prepareBuffers (settings.blockSize); });
}
template <typename FloatType, typename SequenceType>
static void processIOBlock (AudioGraphIOProcessor& io,
SequenceType& sequence,
@ -1428,23 +1442,8 @@ private:
}
}
template <typename Float, typename Double>
RenderSequence (PrepareSettings s, Float f, Double d)
: settings (s),
renderSequenceF (std::move (f.sequence)),
renderSequenceD (std::move (d.sequence)),
latencySamples (f.latencySamples)
{
jassert (f.latencySamples == d.latencySamples);
renderSequenceF.prepareBuffers (settings.blockSize);
renderSequenceD.prepareBuffers (settings.blockSize);
}
PrepareSettings settings;
GraphRenderSequence<float> renderSequenceF;
GraphRenderSequence<double> renderSequenceD;
int latencySamples = 0;
SequenceAndLatency sequence;
};
//==============================================================================

1
modules/juce_core/system/juce_StandardHeader.h
View file

@ -72,6 +72,7 @@
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <variant>
#include <vector>
//==============================================================================