Cardinal/src/PluginContext.hpp
falkTX d13e354728
Use host idle call to give idle to Carla and Ildaeil, fixes GL UIs
Signed-off-by: falkTX <falktx@falktx.com>
2021-11-13 12:56:08 +00:00

148 lines
4.4 KiB
C++

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