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@@ -16,14 +16,11 @@ |
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*/
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#include <asset.hpp>
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#include <audio.hpp>
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#include <context.hpp>
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#include <library.hpp>
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#include <midi.hpp>
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#include <patch.hpp>
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#include <plugin.hpp>
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#include <random.hpp>
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// #include <rtaudio.hpp>
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#include <settings.hpp>
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#include <system.hpp>
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@@ -34,11 +31,7 @@ |
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#include <osdialog.h>
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#ifdef NDEBUG
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# undef DEBUG
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#endif
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#include "DistrhoPlugin.hpp"
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#include "PluginContext.hpp"
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namespace rack {
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namespace plugin {
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@@ -50,15 +43,6 @@ void destroyStaticPlugins(); |
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START_NAMESPACE_DISTRHO
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// -----------------------------------------------------------------------------------------------------------
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// The following code was based from VCVRack adapters/standalone.cpp
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/*
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Copyright (C) 2016-2021 VCV
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This program is free software: you can redistribute it and/or modify it under the terms of the
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GNU General Public License as published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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*/
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struct Initializer {
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Initializer()
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@@ -98,7 +82,9 @@ struct Initializer { |
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INFO("Initializing environment");
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audio::init(); // does nothing
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midi::init(); // does nothing
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// rtaudioInit();
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rack::audio::addDriver(0, new CardinalAudioDriver);
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plugin::initStaticPlugins();
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ui::init();
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}
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@@ -127,111 +113,17 @@ static const Initializer& getInitializerInstance() |
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// -----------------------------------------------------------------------------------------------------------
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struct CardinalAudioDevice : rack::audio::Device {
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Plugin* const fPlugin;
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CardinalAudioDevice(Plugin* const plugin)
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: fPlugin(plugin) {}
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std::string getName() override
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{
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return "Plugin Device";
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}
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int getNumInputs() override
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{
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return DISTRHO_PLUGIN_NUM_INPUTS;
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}
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int getNumOutputs() override
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{
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return DISTRHO_PLUGIN_NUM_OUTPUTS;
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}
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std::set<float> getSampleRates() override
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{
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return { getSampleRate() };
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}
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float getSampleRate() override
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{
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return fPlugin->getSampleRate();
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}
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void setSampleRate(float) override {}
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std::set<int> getBlockSizes() override
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{
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return { getBlockSize() };
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}
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int getBlockSize() override
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{
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return fPlugin->getBufferSize();
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}
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void setBlockSize(int) override {}
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};
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// -----------------------------------------------------------------------------------------------------------
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struct CardinalAudioDriver : rack::audio::Driver {
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Plugin* const fPlugin;
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CardinalAudioDevice fDevice;
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CardinalAudioDriver(Plugin* const plugin)
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: fPlugin(plugin),
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fDevice(plugin) {}
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std::string getName() override
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{
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return "Plugin Driver";
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}
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std::vector<int> getDeviceIds() override
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{
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return { 0 };
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}
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std::string getDeviceName(int) override
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{
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return "Plugin Driver Device";
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}
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int getDeviceNumInputs(int) override
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{
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return DISTRHO_PLUGIN_NUM_INPUTS;
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}
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int getDeviceNumOutputs(int) override
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{
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return DISTRHO_PLUGIN_NUM_OUTPUTS;
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}
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rack::audio::Device* subscribe(int, rack::audio::Port* const port) override
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{
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fDevice.subscribe(port);
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fDevice.onStartStream();
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return &fDevice;
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}
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void unsubscribe(int, rack::audio::Port* const port) override
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{
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fDevice.onStopStream();
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fDevice.unsubscribe(port);
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}
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};
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// -----------------------------------------------------------------------------------------------------------
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class CardinalPlugin : public Plugin
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class CardinalPlugin : public CardinalBasePlugin
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{
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rack::Context* const fContext;
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CardinalAudioDriver* const fAudioDriver;
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CardinalPluginContext* const fContext;
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float* fAudioBufferIn;
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float* fAudioBufferOut;
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std::string fAutosavePath;
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// for base/context handling
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bool fIsActive;
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rack::audio::Device* fCurrentDevice;
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struct ScopedContext {
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ScopedContext(CardinalPlugin* const plugin)
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{
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@@ -246,11 +138,12 @@ class CardinalPlugin : public Plugin |
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public:
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CardinalPlugin()
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: Plugin(0, 0, 0),
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fContext(new rack::Context),
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fAudioDriver(new CardinalAudioDriver(this)),
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: CardinalBasePlugin(0, 0, 0),
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fContext(new CardinalPluginContext(this)),
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fAudioBufferIn(nullptr),
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fAudioBufferOut(nullptr)
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fAudioBufferOut(nullptr),
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fIsActive(false),
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fCurrentDevice(nullptr)
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{
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// create unique temporary path for this instance
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try {
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@@ -273,8 +166,6 @@ public: |
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const ScopedContext sc(this);
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rack::audio::addDriver(0, fAudioDriver);
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fContext->engine = new rack::engine::Engine;
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fContext->history = new rack::history::State;
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fContext->patch = new rack::patch::Manager;
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@@ -288,19 +179,47 @@ public: |
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{
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const ScopedContext sc(this);
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delete fContext;
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// rack::audio::destroy();
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}
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if (! fAutosavePath.empty())
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rack::system::removeRecursively(fAutosavePath);
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}
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rack::Context* getRackContext() const noexcept
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CardinalPluginContext* getRackContext() const noexcept
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{
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return fContext;
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}
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protected:
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/* --------------------------------------------------------------------------------------------------------
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* Cardinal Base things */
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bool isActive() const noexcept override
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{
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return fIsActive;
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}
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bool canAssignDevice() const noexcept override
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{
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return fCurrentDevice == nullptr;
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}
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void assignDevice(rack::audio::Device* const dev) noexcept override
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{
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DISTRHO_SAFE_ASSERT_RETURN(fCurrentDevice == nullptr,);
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fCurrentDevice = dev;
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}
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bool clearDevice(rack::audio::Device* const dev) noexcept override
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{
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if (fCurrentDevice != dev)
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return false;
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fCurrentDevice = dev;
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return true;
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}
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/* --------------------------------------------------------------------------------------------------------
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* Information */
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@@ -378,11 +297,15 @@ protected: |
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fAudioBufferIn = new float[bufferSize];
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fAudioBufferOut = new float[bufferSize];
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std::memset(fAudioBufferIn, 0, sizeof(float)*bufferSize);
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if (fCurrentDevice != nullptr)
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fCurrentDevice->onStartStream();
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}
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void deactivate() override
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{
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fAudioDriver->fDevice.onStopStream();
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if (fCurrentDevice != nullptr)
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fCurrentDevice->onStopStream();
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delete[] fAudioBufferIn;
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delete[] fAudioBufferOut;
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@@ -399,6 +322,15 @@ protected: |
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fContext->engine->stepBlock(frames);
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*/
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if (fCurrentDevice == nullptr)
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{
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if (outputs[0] != inputs[0])
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std::memcpy(outputs[0], inputs[0], sizeof(float)*frames);
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if (outputs[1] != inputs[1])
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std::memcpy(outputs[1], inputs[1], sizeof(float)*frames);
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return;
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}
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for (uint32_t i=0, j=0; i<frames; ++i)
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{
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fAudioBufferIn[j++] = inputs[0][i];
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@@ -407,8 +339,8 @@ protected: |
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std::memset(fAudioBufferOut, 0, sizeof(float)*frames*DISTRHO_PLUGIN_NUM_OUTPUTS);
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fAudioDriver->fDevice.processBuffer(fAudioBufferIn, DISTRHO_PLUGIN_NUM_INPUTS,
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fAudioBufferOut, DISTRHO_PLUGIN_NUM_OUTPUTS, frames);
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fCurrentDevice->processBuffer(fAudioBufferIn, DISTRHO_PLUGIN_NUM_INPUTS,
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fAudioBufferOut, DISTRHO_PLUGIN_NUM_OUTPUTS, frames);
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for (uint32_t i=0, j=0; i<frames; ++i)
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{
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@@ -433,7 +365,7 @@ private: |
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DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CardinalPlugin)
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};
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rack::Context* getRackContextFromPlugin(void* const ptr)
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CardinalPluginContext* getRackContextFromPlugin(void* const ptr)
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{
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return static_cast<CardinalPlugin*>(ptr)->getRackContext();
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}
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