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- /*
- * Carla Native Plugins
- * Copyright (C) 2012-2015 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 2 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 doc/GPL.txt file.
- */
-
- #include "CarlaNative.hpp"
- #include "CarlaMathUtils.hpp"
- #include "CarlaJuceUtils.hpp"
-
- #include "juce_audio_basics.h"
-
- #include "zita-common.hpp"
- #include "zita-bls1/guiclass.cc"
- #include "zita-bls1/hp3filt.cc"
- #include "zita-bls1/jclient.cc"
- #include "zita-bls1/lfshelf2.cc"
- #include "zita-bls1/mainwin.cc"
- #include "zita-bls1/png2img.cc"
- #include "zita-bls1/rotary.cc"
- #include "zita-bls1/shuffler.cc"
- #include "zita-bls1/styles.cc"
-
- using juce::FloatVectorOperations;
- using juce::ScopedPointer;
-
- using namespace BLS1;
-
- // -----------------------------------------------------------------------
- // BLS1 Plugin
-
- class BLS1Plugin : public NativePluginClass,
- public X_handler_thread<Mainwin>::SetValueCallback,
- private Mainwin::ValueChangedCallback
- {
- public:
- static const uint32_t kNumInputs = 2;
- static const uint32_t kNumOutputs = 2;
-
- enum Parameters {
- kParameterINPBAL,
- kParameterHPFILT,
- kParameterSHGAIN,
- kParameterSHFREQ,
- kParameterLFFREQ,
- kParameterLFGAIN,
- kParameterNROTARY
- };
-
- BLS1Plugin(const NativeHostDescriptor* const host)
- : NativePluginClass(host),
- fJackClient(),
- xresman(),
- jclient(nullptr),
- display(nullptr),
- rootwin(nullptr),
- mainwin(nullptr),
- handler(nullptr),
- handlerThread(this),
- leakDetector_BLS1Plugin()
- {
- CARLA_SAFE_ASSERT(host != nullptr);
-
- carla_zeroStruct(fJackClient);
-
- fJackClient.clientName = "bls1";
- fJackClient.bufferSize = getBufferSize();
- fJackClient.sampleRate = getSampleRate();
-
- int argc = 1;
- char* argv[] = { (char*)"bls1" };
- xresman.init(&argc, argv, (char*)"bls1", nullptr, 0);
-
- jclient = new Jclient(xresman.rname(), &fJackClient);
-
- // set initial values
- fParameters[kParameterINPBAL] = 0.0f;
- fParameters[kParameterHPFILT] = 40.0f;
- fParameters[kParameterSHGAIN] = 15.0f;
- fParameters[kParameterSHFREQ] = 5e2f;
- fParameters[kParameterLFFREQ] = 80.0f;
- fParameters[kParameterLFGAIN] = 0.0f;
-
- jclient->set_inpbal(fParameters[kParameterINPBAL]);
- jclient->set_hpfilt(fParameters[kParameterHPFILT]);
- jclient->shuffler()->prepare(fParameters[kParameterSHGAIN], fParameters[kParameterSHFREQ]);
- jclient->set_loshelf(fParameters[kParameterLFGAIN], fParameters[kParameterLFFREQ]);
- }
-
- // -------------------------------------------------------------------
- // Plugin parameter calls
-
- uint32_t getParameterCount() const override
- {
- return kParameterNROTARY;
- }
-
- const NativeParameter* getParameterInfo(const uint32_t index) const override
- {
- CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY, nullptr);
-
- static NativeParameter param;
-
- int hints = NATIVE_PARAMETER_IS_ENABLED|NATIVE_PARAMETER_IS_AUTOMABLE;
-
- // reset
- param.name = nullptr;
- param.unit = nullptr;
- param.ranges.def = 0.0f;
- param.ranges.min = 0.0f;
- param.ranges.max = 1.0f;
- param.ranges.step = 1.0f;
- param.ranges.stepSmall = 1.0f;
- param.ranges.stepLarge = 1.0f;
- param.scalePointCount = 0;
- param.scalePoints = nullptr;
-
- switch (index)
- {
- case kParameterINPBAL:
- param.name = "Input balance";
- //param.unit = "dB";
- param.ranges.def = 0.0f;
- param.ranges.min = -3.0f;
- param.ranges.max = 3.0f;
- break;
- case kParameterHPFILT:
- hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;
- param.name = "Highpass filter";
- param.ranges.def = 40.0f;
- param.ranges.min = 10.0f;
- param.ranges.max = 320.0f;
- break;
- case kParameterSHGAIN:
- param.name = "Shuffler gain";
- param.ranges.def = 15.0f;
- param.ranges.min = 0.0f;
- param.ranges.max = 24.0f;
- break;
- case kParameterSHFREQ:
- hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;
- param.name = "Shuffler frequency";
- param.ranges.def = 5e2f;
- param.ranges.min = 125.0f;
- param.ranges.max = 2e3f;
- break;
- case kParameterLFFREQ:
- hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;
- param.name = "LF shelf filter frequency";
- param.ranges.def = 80.0f;
- param.ranges.min = 20.0f;
- param.ranges.max = 320.0f;
- break;
- case kParameterLFGAIN:
- param.name = "LF shelf filter gain";
- param.ranges.def = 0.0f;
- param.ranges.min = -9.0f;
- param.ranges.max = 9.0f;
- break;
- }
-
- param.hints = static_cast<NativeParameterHints>(hints);
-
- return ¶m;
- }
-
- float getParameterValue(const uint32_t index) const override
- {
- CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY, 0.0f);
-
- return fParameters[index];
- }
-
- // -------------------------------------------------------------------
- // Plugin state calls
-
- void setParameterValue(const uint32_t index, const float value) override
- {
- CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY,);
-
- fParameters[index] = value;
-
- switch (index)
- {
- case kParameterINPBAL:
- jclient->set_inpbal(value);
- break;
- case kParameterHPFILT:
- jclient->set_hpfilt(value);
- break;
- case kParameterSHGAIN:
- jclient->shuffler()->prepare(value, fParameters[kParameterSHFREQ]);
- break;
- case kParameterSHFREQ:
- jclient->shuffler()->prepare(fParameters[kParameterSHGAIN], value);
- break;
- case kParameterLFFREQ:
- jclient->set_loshelf(fParameters[kParameterLFGAIN], value);
- break;
- case kParameterLFGAIN:
- jclient->set_loshelf(value, fParameters[kParameterLFFREQ]);
- break;
- }
- }
-
- // -------------------------------------------------------------------
- // Plugin process calls
-
- void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const, const uint32_t) override
- {
- if (! fJackClient.active)
- {
- const int iframes(static_cast<int>(frames));
-
- for (uint32_t i=0; i<kNumInputs; ++i)
- FloatVectorOperations::clear(outBuffer[i], iframes);
-
- return;
- }
-
- for (uint32_t i=0; i<kNumInputs; ++i)
- fJackClient.portsAudioIn[i].buffer.audio = inBuffer[i];
-
- for (uint32_t i=0; i<kNumOutputs; ++i)
- fJackClient.portsAudioOut[i].buffer.audio = outBuffer[i];
-
- fJackClient.processCallback(frames, fJackClient.processPtr);
- }
-
- // -------------------------------------------------------------------
- // Plugin UI calls
-
- void uiShow(const bool show) override
- {
- if (show)
- {
- if (display != nullptr)
- return;
-
- display = new X_display(nullptr);
-
- if (display->dpy() == nullptr)
- return hostUiUnavailable();
-
- styles_init(display, &xresman, getResourceDir());
-
- rootwin = new X_rootwin(display);
- mainwin = new Mainwin(rootwin, &xresman, 0, 0, jclient, this);
- rootwin->handle_event();
- mainwin->x_set_title(getUiName());
-
- handler = new X_handler(display, mainwin, EV_X11);
-
- if (const uintptr_t winId = getUiParentId())
- XSetTransientForHint(display->dpy(), mainwin->win(), static_cast<Window>(winId));
-
- handler->next_event();
- XFlush(display->dpy());
-
- handlerThread.setupAndRun(handler, rootwin, mainwin);
- }
- else
- {
- if (handlerThread.isThreadRunning())
- handlerThread.stopThread();
-
- handler = nullptr;
- mainwin = nullptr;
- rootwin = nullptr;
- display = nullptr;
- }
- }
-
- void uiIdle() override
- {
- if (mainwin == nullptr)
- return;
-
- if (handlerThread.wasClosed())
- {
- {
- const CarlaMutexLocker cml(handlerThread.getLock());
- handler = nullptr;
- mainwin = nullptr;
- rootwin = nullptr;
- display = nullptr;
- }
- uiClosed();
- }
- }
-
- void uiSetParameterValue(const uint32_t index, const float value) override
- {
- CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY,);
-
- if (mainwin == nullptr)
- return;
-
- handlerThread.setParameterValueLater(index, value);
- }
-
- // -------------------------------------------------------------------
- // Plugin dispatcher calls
-
- void bufferSizeChanged(const uint32_t bufferSize) override
- {
- fJackClient.bufferSize = bufferSize;
- }
-
- void sampleRateChanged(const double sampleRate) override
- {
- fJackClient.sampleRate = sampleRate;
- }
-
- void uiNameChanged(const char* const uiName) override
- {
- CARLA_SAFE_ASSERT_RETURN(uiName != nullptr && uiName[0] != '\0',);
-
- if (mainwin == nullptr)
- return;
-
- const CarlaMutexLocker cml(handlerThread.getLock());
-
- mainwin->x_set_title(uiName);
- }
-
- // -------------------------------------------------------------------
- // Mainwin callbacks
-
- void valueChangedCallback(uint index, double value) override
- {
- fParameters[index] = value;
- uiParameterChanged(index, value);
- }
-
- // -------------------------------------------------------------------
- // X_handler_thread callbacks
-
- void setParameterValueFromHandlerThread(uint32_t index, float value) override
- {
- CARLA_SAFE_ASSERT_RETURN(mainwin != nullptr,);
-
- mainwin->_rotary[index]->set_value(value);
- }
-
- // -------------------------------------------------------------------
-
- private:
- // Fake jack client
- jack_client_t fJackClient;
-
- // Zita stuff (core)
- X_resman xresman;
- ScopedPointer<Jclient> jclient;
- ScopedPointer<X_display> display;
- ScopedPointer<X_rootwin> rootwin;
- ScopedPointer<Mainwin> mainwin;
- ScopedPointer<X_handler> handler;
- X_handler_thread<Mainwin> handlerThread;
-
- float fParameters[kParameterNROTARY];
-
- PluginClassEND(BLS1Plugin)
- CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(BLS1Plugin)
- };
-
- // -----------------------------------------------------------------------
-
- static const NativePluginDescriptor bls1Desc = {
- /* category */ NATIVE_PLUGIN_CATEGORY_FILTER,
- /* hints */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_RTSAFE
- |NATIVE_PLUGIN_HAS_UI
- |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS
- |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD
- |NATIVE_PLUGIN_USES_PARENT_ID),
- /* supports */ static_cast<NativePluginSupports>(0x0),
- /* audioIns */ BLS1Plugin::kNumInputs,
- /* audioOuts */ BLS1Plugin::kNumOutputs,
- /* midiIns */ 0,
- /* midiOuts */ 0,
- /* paramIns */ BLS1Plugin::kParameterNROTARY,
- /* paramOuts */ 0,
- /* name */ "BLS1",
- /* label */ "bls1",
- /* maker */ "falkTX, Fons Adriaensen",
- /* copyright */ "GPL v2+",
- PluginDescriptorFILL(BLS1Plugin)
- };
-
- // -----------------------------------------------------------------------
-
- CARLA_EXPORT
- void carla_register_native_plugin_zita_bls1();
-
- CARLA_EXPORT
- void carla_register_native_plugin_zita_bls1()
- {
- carla_register_native_plugin(&bls1Desc);
- }
-
- // -----------------------------------------------------------------------
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