148 lines
4.4 KiB
C++
148 lines
4.4 KiB
C++
/*
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* DISTRHO Cardinal Plugin
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* Copyright (C) 2021 Filipe Coelho <falktx@falktx.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 3 of
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* the License, or any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* For a full copy of the GNU General Public License see the LICENSE file.
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*/
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#pragma once
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#include <audio.hpp>
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#include <context.hpp>
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#include <midi.hpp>
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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 "extra/Mutex.hpp"
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#ifndef HEADLESS
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# include "DistrhoUI.hpp"
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#endif
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START_NAMESPACE_DISTRHO
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// -----------------------------------------------------------------------------------------------------------
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static constexpr const uint kModuleParameters = 24;
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// -----------------------------------------------------------------------------------------------------------
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struct CardinalPluginContext : rack::Context {
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uint32_t bufferSize;
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double sampleRate;
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float parameters[kModuleParameters];
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bool playing, reset, bbtValid, loadedHostCV;
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int32_t bar, beat, beatsPerBar, beatType;
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uint64_t frame;
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double barStartTick, beatsPerMinute;
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double tick, tickClock, ticksPerBeat, ticksPerClock, ticksPerFrame;
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uintptr_t nativeWindowId;
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uint32_t dataFrame;
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const float** dataIns;
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float** dataOuts;
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Plugin* const plugin;
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#ifndef HEADLESS
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UI* ui;
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#endif
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CardinalPluginContext(Plugin* const p)
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: bufferSize(p->getBufferSize()),
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sampleRate(p->getSampleRate()),
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playing(false),
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reset(false),
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bbtValid(false),
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loadedHostCV(false),
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bar(1),
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beat(1),
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beatsPerBar(4),
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beatType(4),
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frame(0),
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barStartTick(0.0),
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beatsPerMinute(120.0),
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tick(0.0),
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tickClock(0.0),
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ticksPerBeat(0.0),
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ticksPerClock(0.0),
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ticksPerFrame(0.0),
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nativeWindowId(0),
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dataFrame(0),
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dataIns(nullptr),
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dataOuts(nullptr),
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plugin(p)
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#ifndef HEADLESS
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, ui(nullptr)
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#endif
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{
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std::memset(parameters, 0, sizeof(parameters));
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}
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#ifndef HEADLESS
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bool addIdleCallback(IdleCallback* cb);
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void removeIdleCallback(IdleCallback* cb);
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#endif
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};
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// -----------------------------------------------------------------------------------------------------------
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struct CardinalAudioDevice;
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struct CardinalMidiInputDevice;
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struct CardinalMidiOutputDevice;
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CardinalPluginContext* getRackContextFromPlugin(void* ptr);
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class CardinalBasePlugin : public Plugin {
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public:
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CardinalPluginContext* const context;
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CardinalBasePlugin(uint32_t parameterCount, uint32_t programCount, uint32_t stateCount)
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: Plugin(parameterCount, programCount, stateCount),
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context(new CardinalPluginContext(this)) {}
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~CardinalBasePlugin() override {}
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virtual bool isActive() const noexcept = 0;
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virtual bool canAssignAudioDevice() const noexcept = 0;
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virtual bool canAssignMidiInputDevice() const noexcept = 0;
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virtual bool canAssignMidiOutputDevice() const noexcept = 0;
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virtual void assignAudioDevice(CardinalAudioDevice* dev) noexcept = 0;
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virtual void assignMidiInputDevice(CardinalMidiInputDevice* dev) noexcept = 0;
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virtual void assignMidiOutputDevice(CardinalMidiOutputDevice* dev) noexcept = 0;
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virtual bool clearAudioDevice(CardinalAudioDevice* dev) noexcept = 0;
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virtual bool clearMidiInputDevice(CardinalMidiInputDevice* dev) noexcept = 0;
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virtual bool clearMidiOutputDevice(CardinalMidiOutputDevice* dev) noexcept = 0;
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};
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#ifndef HEADLESS
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class CardinalBaseUI : public UI {
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public:
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CardinalPluginContext* const context;
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bool saving;
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CardinalBaseUI(const uint width, const uint height)
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: UI(width, height),
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context(getRackContextFromPlugin(getPluginInstancePointer())),
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saving(false)
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{
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context->ui = this;
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}
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~CardinalBaseUI() override
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{
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context->ui = nullptr;
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}
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};
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#endif
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// -----------------------------------------------------------------------------------------------------------
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END_NAMESPACE_DISTRHO
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