Initial attempt at plugin state/restore
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falkTX
parent
8b52d9a80e
commit
b5785743e8
6 changed files with 370 additions and 81 deletions
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@ -32,7 +32,8 @@
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#include <osdialog.h>
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#include "PluginContext.hpp"
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#include "extra/Mutex.hpp"
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#include "WindowParameters.hpp"
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#include "extra/Base64.hpp"
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namespace rack {
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namespace plugin {
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@ -128,8 +129,13 @@ class CardinalPlugin : public CardinalBasePlugin
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rack::audio::Device* fCurrentDevice;
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Mutex fDeviceMutex;
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float fParameters[kWindowParameterCount];
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struct ScopedContext {
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ScopedContext(CardinalPlugin* const plugin)
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const MutexLocker cml;
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ScopedContext(const CardinalPlugin* const plugin)
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: cml(plugin->contextMutex)
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{
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rack::contextSet(plugin->fContext);
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}
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@ -142,13 +148,18 @@ class CardinalPlugin : public CardinalBasePlugin
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public:
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CardinalPlugin()
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: CardinalBasePlugin(0, 0, 0),
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: CardinalBasePlugin(kWindowParameterCount, 0, 1),
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fContext(new CardinalPluginContext(this)),
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fAudioBufferIn(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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fParameters[kWindowParameterCableOpacity] = 50.0f;
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fParameters[kWindowParameterCableTension] = 50.0f;
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fParameters[kWindowParameterRackBrightness] = 100.0f;
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fParameters[kWindowParameterHaloBrightness] = 25.0f;
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// create unique temporary path for this instance
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try {
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char uidBuf[24];
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@ -232,60 +243,38 @@ protected:
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/* --------------------------------------------------------------------------------------------------------
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* Information */
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/**
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Get the plugin label.
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A plugin label follows the same rules as Parameter::symbol, with the exception that it can start with numbers.
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*/
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const char* getLabel() const override
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{
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return "Cardinal";
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}
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/**
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Get an extensive comment/description about the plugin.
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*/
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const char* getDescription() const override
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{
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return "...";
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return ""
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"Cardinal is an open-source self-contained special plugin version of VCVRack, using DPF.\n"
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"It is NOT an official VCV project, and it is not affiliated with it in any way.\n";
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}
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/**
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Get the plugin author/maker.
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*/
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const char* getMaker() const override
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{
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return "DISTRHO";
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}
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/**
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Get the plugin homepage.
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*/
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const char* getHomePage() const override
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{
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return "https://github.com/DISTRHO/Cardinal";
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}
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/**
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Get the plugin license name (a single line of text).
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For commercial plugins this should return some short copyright information.
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*/
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const char* getLicense() const override
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{
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return "ISC";
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return "GPLv3+";
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}
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/**
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Get the plugin version, in hexadecimal.
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*/
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uint32_t getVersion() const override
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{
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return d_version(1, 0, 0);
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return d_version(2, 0, 0);
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}
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/**
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Get the plugin unique Id.
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This value is used by LADSPA, DSSI and VST plugin formats.
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*/
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int64_t getUniqueId() const override
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{
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return d_cconst('d', 'C', 'd', 'n');
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@ -294,9 +283,110 @@ protected:
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/* --------------------------------------------------------------------------------------------------------
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* Init */
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void initParameter(const uint32_t index, Parameter& parameter) override
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{
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switch (index)
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{
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case kWindowParameterCableOpacity:
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parameter.name = "Cable Opacity";
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parameter.symbol = "cableOpacity";
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parameter.unit = "%";
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parameter.hints = kParameterIsAutomable;
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parameter.ranges.def = 50.0f;
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parameter.ranges.min = 0.0f;
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parameter.ranges.max = 100.0f;
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break;
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case kWindowParameterCableTension:
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parameter.name = "Cable Tension";
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parameter.symbol = "cableTension";
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parameter.unit = "%";
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parameter.hints = kParameterIsAutomable;
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parameter.ranges.def = 50.0f;
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parameter.ranges.min = 0.0f;
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parameter.ranges.max = 100.0f;
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break;
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case kWindowParameterRackBrightness:
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parameter.name = "Rack Brightness";
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parameter.symbol = "rackBrightness";
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parameter.unit = "%";
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parameter.hints = kParameterIsAutomable;
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parameter.ranges.def = 100.0f;
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parameter.ranges.min = 0.0f;
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parameter.ranges.max = 100.0f;
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break;
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case kWindowParameterHaloBrightness:
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parameter.name = "Halo Brightness";
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parameter.symbol = "haloBrightness";
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parameter.unit = "%";
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parameter.hints = kParameterIsAutomable;
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parameter.ranges.def = 25.0f;
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parameter.ranges.min = 0.0f;
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parameter.ranges.max = 100.0f;
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break;
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}
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}
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void initState(const uint32_t index, String& stateKey, String& defaultStateValue) override
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{
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DISTRHO_SAFE_ASSERT_RETURN(index == 0,);
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stateKey = "patch";
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defaultStateValue = "";
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}
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/* --------------------------------------------------------------------------------------------------------
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* Internal data */
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float getParameterValue(const uint32_t index) const override
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{
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return fParameters[index];
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}
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void setParameterValue(const uint32_t index, float value) override
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{
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fParameters[index] = value;
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}
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String getState(const char* const key) const override
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{
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if (std::strcmp(key, "patch") != 0)
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return String();
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if (fAutosavePath.empty())
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return String();
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std::vector<uint8_t> data;
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{
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const ScopedContext sc(this);
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fContext->engine->prepareSave();
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fContext->patch->saveAutosave();
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fContext->patch->cleanAutosave();
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data = rack::system::archiveDirectory(fAutosavePath, 1);
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}
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return String::asBase64(data.data(), data.size());
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}
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void setState(const char* const key, const char* const value) override
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{
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if (std::strcmp(key, "patch") != 0)
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return;
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if (fAutosavePath.empty())
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return;
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const std::vector<uint8_t> data(d_getChunkFromBase64String(value));
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const ScopedContext sc(this);
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rack::system::removeRecursively(fAutosavePath);
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rack::system::createDirectories(fAutosavePath);
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rack::system::unarchiveToDirectory(data, fAutosavePath);
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fContext->patch->loadAutosave();
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}
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/* --------------------------------------------------------------------------------------------------------
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* Process */
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@ -329,9 +419,6 @@ protected:
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fAudioBufferIn = fAudioBufferOut = nullptr;
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}
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/**
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Run/process function for plugins without MIDI input.
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*/
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void run(const float** const inputs, float** const outputs, const uint32_t frames) override
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{
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/*
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@ -340,8 +427,9 @@ protected:
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*/
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const MutexLocker cml(fDeviceMutex);
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// const MutexTryLocker cmtl(fPatchMutex);
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if (fCurrentDevice == nullptr)
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if (fCurrentDevice == nullptr /*|| cmtl.wasNotLocked()*/)
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{
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std::memset(outputs[0], 0, sizeof(float)*frames);
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std::memset(outputs[1], 0, sizeof(float)*frames);
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