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Audio plugin host https://kx.studio/carla
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Carla/source/backend/engine/CarlaEngineNative.cpp

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  1. /*

  2.  * Carla Plugin Host

  3.  * Copyright (C) 2011-2020 Filipe Coelho <falktx@falktx.com>

  4.  *

  5.  * This program is free software; you can redistribute it and/or

  6.  * modify it under the terms of the GNU General Public License as

  7.  * published by the Free Software Foundation; either version 2 of

  8.  * the License, or any later version.

  9.  *

  10.  * This program is distributed in the hope that it will be useful,

  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  13.  * GNU General Public License for more details.

  14.  *

  15.  * For a full copy of the GNU General Public License see the doc/GPL.txt file.

  16.  */

  17. 

  18. #include "CarlaDefines.h"

  19. 

  20. #ifdef BUILD_BRIDGE_ALTERNATIVE_ARCH

  21. # error This file should not be compiled if building alternative-arch bridges

  22. #endif

  23. 

  24. #include "CarlaEngineInit.hpp"

  25. #include "CarlaEngineInternal.hpp"

  26. #include "CarlaPlugin.hpp"

  27. 

  28. #include "CarlaBackendUtils.hpp"

  29. #include "CarlaBase64Utils.hpp"

  30. #include "CarlaBinaryUtils.hpp"

  31. #include "CarlaMathUtils.hpp"

  32. #include "CarlaStateUtils.hpp"

  33. 

  34. #include "CarlaExternalUI.hpp"

  35. #include "CarlaHost.h"

  36. #include "CarlaNative.hpp"

  37. #include "CarlaNativePlugin.h"

  38. 

  39. #if defined(USING_JUCE) && ! (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))

  40. # if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  41. #  pragma GCC diagnostic push

  42. #  pragma GCC diagnostic ignored "-Wconversion"

  43. #  pragma GCC diagnostic ignored "-Weffc++"

  44. #  pragma GCC diagnostic ignored "-Wsign-conversion"

  45. #  pragma GCC diagnostic ignored "-Wundef"

  46. #  pragma GCC diagnostic ignored "-Wzero-as-null-pointer-constant"

  47. # endif

  48. # include "AppConfig.h"

  49. # include "juce_events/juce_events.h"

  50. # define USE_JUCE_MESSAGE_THREAD

  51. # if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  52. #  pragma GCC diagnostic pop

  53. # endif

  54. #endif

  55. 

  56. #include "water/files/File.h"

  57. #include "water/streams/MemoryOutputStream.h"

  58. #include "water/xml/XmlDocument.h"

  59. #include "water/xml/XmlElement.h"

  60. 

  61. using water::File;

  62. using water::MemoryOutputStream;

  63. using water::String;

  64. using water::XmlDocument;

  65. using water::XmlElement;

  66. 

  67. CARLA_BACKEND_START_NAMESPACE

  68. 

  69. static const uint32_t kNumInParams = 100;

  70. static const uint32_t kNumOutParams = 10;

  71. 

  72. static const uint16_t kUiWidth = 1024;

  73. static const uint16_t kUiHeight = 712;

  74. 

  75. // -----------------------------------------------------------------------

  76. 

  77. #ifdef USE_JUCE_MESSAGE_THREAD

  78. static int numScopedInitInstances = 0;

  79. 

  80. class SharedJuceMessageThread : public juce::Thread

  81. {

  82. public:

  83.     SharedJuceMessageThread()

  84.       : juce::Thread ("SharedJuceMessageThread"),

  85.         initialised (false) {}

  86. 

  87.     ~SharedJuceMessageThread()

  88.     {

  89.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  90. 

  91.         // in case something fails

  92.         juce::MessageManager::getInstance()->stopDispatchLoop();

  93.         waitForThreadToExit (5000);

  94.     }

  95. 

  96.     void incRef()

  97.     {

  98.         if (numScopedInitInstances++ == 0)

  99.         {

  100.             startThread (7);

  101. 

  102.             while (! initialised)

  103.                 juce::Thread::sleep (1);

  104.         }

  105.     }

  106. 

  107.     void decRef()

  108.     {

  109.         if (--numScopedInitInstances == 0)

  110.         {

  111.             juce::MessageManager::getInstance()->stopDispatchLoop();

  112.             waitForThreadToExit (5000);

  113.         }

  114.     }

  115. 

  116. protected:

  117.     void run() override

  118.     {

  119.         const juce::ScopedJuceInitialiser_GUI juceInitialiser;

  120. 

  121.         juce::MessageManager::getInstance()->setCurrentThreadAsMessageThread();

  122.         initialised = true;

  123. 

  124.         juce::MessageManager::getInstance()->runDispatchLoop();

  125.     }

  126. 

  127. private:

  128.     volatile bool initialised;

  129. 

  130.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(SharedJuceMessageThread);

  131. };

  132. #endif

  133. 

  134. // -----------------------------------------------------------------------

  135. 

  136. class CarlaEngineNative;

  137. 

  138. class CarlaEngineNativeUI : public CarlaExternalUI

  139. {

  140. public:

  141.     CarlaEngineNativeUI(CarlaEngineNative* const engine)

  142.         : fEngine(engine)

  143.     {

  144.         carla_debug("CarlaEngineNativeUI::CarlaEngineNativeUI(%p)", engine);

  145.     }

  146. 

  147.     ~CarlaEngineNativeUI() noexcept override

  148.     {

  149.         carla_debug("CarlaEngineNativeUI::~CarlaEngineNativeUI()");

  150.     }

  151. 

  152. protected:

  153.     bool msgReceived(const char* const msg) noexcept override;

  154. 

  155. private:

  156.     CarlaEngineNative* const fEngine;

  157. 

  158.     void _updateParamValues(CarlaPlugin* const plugin, const uint32_t pluginId,

  159.                             const bool sendCallback, const bool sendPluginHost) const noexcept;

  160. 

  161.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  162. };

  163. 

  164. // -----------------------------------------------------------------------

  165. 

  166. class CarlaEngineNative : public CarlaEngine

  167. {

  168. public:

  169.     CarlaEngineNative(const NativeHostDescriptor* const host, const bool isPatchbay, const bool withMidiOut,

  170.                       const uint32_t inChan = 2, uint32_t outChan = 2,

  171.                       const uint32_t cvIns = 0, const uint32_t cvOuts = 0)

  172.         : CarlaEngine(),

  173.           pHost(host),

  174. #ifdef USE_JUCE_MESSAGE_THREAD

  175.           // if not running inside Carla, we will have to run event loop ourselves

  176.           kNeedsJuceMsgThread(host->dispatcher(pHost->handle,

  177.                                                NATIVE_HOST_OPCODE_INTERNAL_PLUGIN, 0, 0, nullptr, 0.0f) == 0),

  178.           fJuceMsgThread(),

  179. #endif

  180.           kIsPatchbay(isPatchbay),

  181.           kHasMidiOut(withMidiOut),

  182.           fIsActive(false),

  183.           fIsRunning(false),

  184.           fUiServer(this),

  185.           fLastScaleFactor(1.0f),

  186.           fOptionsForced(false)

  187.     {

  188.         carla_debug("CarlaEngineNative::CarlaEngineNative()");

  189. 

  190.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

  191. 

  192. #ifdef USE_JUCE_MESSAGE_THREAD

  193.         if (kNeedsJuceMsgThread)

  194.             fJuceMsgThread->incRef();

  195. #endif

  196. 

  197.         pData->bufferSize = pHost->get_buffer_size(pHost->handle);

  198.         pData->sampleRate = pHost->get_sample_rate(pHost->handle);

  199.         pData->initTime(nullptr);

  200. 

  201. #ifndef BUILD_BRIDGE

  202.         // Forced OSC setup when running as plugin

  203.         pData->options.oscEnabled = true;

  204.         pData->options.oscPortTCP = -1;

  205.         pData->options.oscPortUDP = 0;

  206. #endif

  207. 

  208.         if (outChan == 0)

  209.             outChan = inChan;

  210. 

  211.         // set-up engine

  212.         if (kIsPatchbay)

  213.         {

  214.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  215.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  216.             pData->options.forceStereo         = false;

  217.             pData->options.preferPluginBridges = false;

  218.             pData->options.preferUiBridges     = false;

  219.             init("Carla-Patchbay");

  220.             pData->graph.create(inChan, outChan, cvIns, cvOuts);

  221.         }

  222.         else

  223.         {

  224.             CARLA_SAFE_ASSERT(inChan == 2);

  225.             CARLA_SAFE_ASSERT(outChan == 2);

  226.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  227.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  228.             pData->options.forceStereo         = true;

  229.             pData->options.preferPluginBridges = false;

  230.             pData->options.preferUiBridges     = false;

  231.             init("Carla-Rack");

  232.             pData->graph.create(0, 0, 0, 0); // FIXME?

  233.         }

  234. 

  235.         if (pData->options.resourceDir != nullptr)

  236.             delete[] pData->options.resourceDir;

  237.         if (pData->options.binaryDir != nullptr)

  238.             delete[] pData->options.binaryDir;

  239. 

  240.         pData->options.resourceDir = carla_strdup(pHost->resourceDir);

  241.         pData->options.binaryDir   = carla_strdup(carla_get_library_folder());

  242. 

  243.         setCallback(_ui_server_callback, this);

  244.         setFileCallback(_ui_file_callback, this);

  245.     }

  246. 

  247.     ~CarlaEngineNative() override

  248.     {

  249.         CARLA_SAFE_ASSERT(! fIsActive);

  250.         carla_debug("CarlaEngineNative::~CarlaEngineNative() - START");

  251. 

  252.         pData->aboutToClose = true;

  253.         fIsRunning = false;

  254. 

  255.         removeAllPlugins();

  256.         //runPendingRtEvents();

  257.         close();

  258. 

  259.         pData->graph.destroy();

  260. 

  261. #ifdef USE_JUCE_MESSAGE_THREAD

  262.         if (kNeedsJuceMsgThread)

  263.             fJuceMsgThread->decRef();

  264. #endif

  265. 

  266.         carla_debug("CarlaEngineNative::~CarlaEngineNative() - END");

  267.     }

  268. 

  269.     // -------------------------------------

  270.     // CarlaEngine virtual calls

  271. 

  272.     bool init(const char* const clientName) override

  273.     {

  274.         carla_debug("CarlaEngineNative::init(\"%s\")", clientName);

  275. 

  276.         fIsRunning = true;

  277. 

  278.         if (! pData->init(clientName))

  279.         {

  280.             close();

  281.             setLastError("Failed to init internal data");

  282.             return false;

  283.         }

  284. 

  285.         pData->bufferSize = pHost->get_buffer_size(pHost->handle);

  286.         pData->sampleRate = pHost->get_sample_rate(pHost->handle);

  287. 

  288.         return true;

  289.     }

  290. 

  291.     bool close() override

  292.     {

  293.         fIsRunning = false;

  294.         CarlaEngine::close();

  295.         return true;

  296.     }

  297. 

  298.     bool isRunning() const noexcept override

  299.     {

  300.         return fIsRunning;

  301.     }

  302. 

  303.     bool isOffline() const noexcept override

  304.     {

  305.         return pHost->is_offline(pHost->handle);

  306.     }

  307. 

  308.     bool usesConstantBufferSize() const noexcept override

  309.     {

  310.         // TODO LV2 hosts can report this, till then we allow this

  311.         return true;

  312.     }

  313. 

  314.     EngineType getType() const noexcept override

  315.     {

  316.         return kEngineTypePlugin;

  317.     }

  318. 

  319.     const char* getCurrentDriverName() const noexcept override

  320.     {

  321.         return "Plugin";

  322.     }

  323. 

  324.     void callback(const bool sendHost, const bool sendOsc,

  325.                   const EngineCallbackOpcode action, const uint pluginId,

  326.                   const int value1, const int value2, const int value3,

  327.                   const float valuef, const char* const valueStr) noexcept override

  328.     {

  329.         CarlaEngine::callback(sendHost, sendOsc, action, pluginId, value1, value2, value3, valuef, valueStr);

  330. 

  331.         switch (action)

  332.         {

  333.         case ENGINE_CALLBACK_IDLE:

  334.             if (! pData->aboutToClose)

  335.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_HOST_IDLE, 0, 0, nullptr, 0.0f);

  336.             break;

  337. 

  338.         case ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED:

  339.             if (sendHost && value1 >= 0)

  340.             {

  341.                 uint32_t rindex = static_cast<uint32_t>(value1);

  342.                 if (_getRealIndexForPluginParameter(pluginId, rindex))

  343.                 {

  344.                     fParameters[rindex] = valuef;

  345.                     pHost->ui_parameter_changed(pHost->handle, rindex, valuef);

  346.                 }

  347.             }

  348.             break;

  349. 

  350.         default:

  351.             break;

  352.         }

  353.     }

  354. 

  355.     // -------------------------------------------------------------------

  356. 

  357.     void touchPluginParameter(const uint id, const uint32_t parameterId, const bool touch) noexcept override

  358.     {

  359.         setParameterTouchFromUI(id, parameterId, touch);

  360.     }

  361. 

  362.     // -------------------------------------------------------------------

  363. 

  364.     void setParameterValueFromUI(const uint32_t pluginId, const uint32_t index, const float value)

  365.     {

  366.         uint32_t rindex = index;

  367.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  368.         {

  369.             fParameters[rindex] = value;

  370.             pHost->ui_parameter_changed(pHost->handle, rindex, value);

  371.         }

  372.     }

  373. 

  374.     void setParameterTouchFromUI(const uint32_t pluginId, const uint32_t index, const bool touch)

  375.     {

  376.         uint32_t rindex = index;

  377.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  378.         {

  379.             pHost->dispatcher(pHost->handle,

  380.                               NATIVE_HOST_OPCODE_UI_TOUCH_PARAMETER,

  381.                               static_cast<int32_t>(rindex),

  382.                               touch ? 1 : 0,

  383.                               nullptr, 0.0f);

  384.         }

  385.     }

  386. 

  387.     void reloadFromUI()

  388.     {

  389.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

  390.         pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_RELOAD_PARAMETERS, 0, 0, nullptr, 0.0f);

  391.     }

  392. 

  393. protected:

  394.     // -------------------------------------------------------------------

  395. 

  396.     void bufferSizeChanged(const uint32_t newBufferSize)

  397.     {

  398.         if (pData->bufferSize == newBufferSize)

  399.             return;

  400. 

  401.         {

  402.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  403. 

  404.             if (fUiServer.writeAndFixMessage("buffer-size"))

  405.             {

  406.                 char tmpBuf[STR_MAX+1];

  407.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  408. 

  409.                 std::snprintf(tmpBuf, STR_MAX, "%i\n", newBufferSize);

  410. 

  411.                 if (fUiServer.writeMessage(tmpBuf))

  412.                     fUiServer.flushMessages();

  413.             }

  414.         }

  415. 

  416.         pData->bufferSize = newBufferSize;

  417.         CarlaEngine::bufferSizeChanged(newBufferSize);

  418.     }

  419. 

  420.     void sampleRateChanged(const double newSampleRate)

  421.     {

  422.         if (carla_isEqual(pData->sampleRate, newSampleRate))

  423.             return;

  424. 

  425.         {

  426.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  427. 

  428.             if (fUiServer.writeAndFixMessage("sample-rate"))

  429.             {

  430.                 char tmpBuf[STR_MAX+1];

  431.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  432. 

  433.                 {

  434.                     const CarlaScopedLocale csl;

  435.                     std::snprintf(tmpBuf, STR_MAX, "%.12g\n", newSampleRate);

  436.                 }

  437. 

  438.                 if (fUiServer.writeMessage(tmpBuf))

  439.                     fUiServer.flushMessages();

  440.             }

  441.         }

  442. 

  443.         pData->sampleRate = newSampleRate;

  444.         CarlaEngine::sampleRateChanged(newSampleRate);

  445.     }

  446. 

  447.     // -------------------------------------------------------------------

  448. 

  449.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  450.     {

  451.         char tmpBuf[STR_MAX+1];

  452.         carla_zeroChars(tmpBuf, STR_MAX+1);

  453. 

  454.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  455. 

  456.         const uint pluginId(plugin->getId());

  457. 

  458.         std::snprintf(tmpBuf, STR_MAX, "PLUGIN_INFO_%i\n", pluginId);

  459.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  460. 

  461.         std::snprintf(tmpBuf, STR_MAX, "%i:%i:%i:" P_INT64 ":%i:%i\n",

  462.                       plugin->getType(), plugin->getCategory(),

  463.                       plugin->getHints(), plugin->getUniqueId(),

  464.                       plugin->getOptionsAvailable(), plugin->getOptionsEnabled());

  465.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  466. 

  467.         if (const char* const filename = plugin->getFilename())

  468.         {

  469.             std::snprintf(tmpBuf, STR_MAX, "%s", filename);

  470.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  471.         }

  472.         else

  473.         {

  474.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  475.         }

  476. 

  477.         if (const char* const name = plugin->getName())

  478.         {

  479.             std::snprintf(tmpBuf, STR_MAX, "%s", name);

  480.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  481.         }

  482.         else

  483.         {

  484.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  485.         }

  486. 

  487.         if (const char* const iconName = plugin->getIconName())

  488.         {

  489.             std::snprintf(tmpBuf, STR_MAX, "%s", iconName);

  490.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  491.         }

  492.         else

  493.         {

  494.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  495.         }

  496. 

  497.         if (plugin->getRealName(tmpBuf)) {

  498.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  499.         } else {

  500.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  501.         }

  502. 

  503.         if (plugin->getLabel(tmpBuf)) {

  504.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  505.         } else {

  506.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  507.         }

  508. 

  509.         if (plugin->getMaker(tmpBuf)) {

  510.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  511.         } else {

  512.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  513.         }

  514. 

  515.         if (plugin->getCopyright(tmpBuf)) {

  516.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  517.         } else {

  518.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  519.         }

  520. 

  521.         std::snprintf(tmpBuf, STR_MAX, "AUDIO_COUNT_%i:%i:%i\n", pluginId, plugin->getAudioInCount(), plugin->getAudioOutCount());

  522.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  523. 

  524.         std::snprintf(tmpBuf, STR_MAX, "MIDI_COUNT_%i:%i:%i\n", pluginId, plugin->getMidiInCount(), plugin->getMidiOutCount());

  525.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  526. 

  527.         fUiServer.flushMessages();

  528.     }

  529. 

  530.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  531.     {

  532.         char tmpBuf[STR_MAX+1];

  533.         carla_zeroChars(tmpBuf, STR_MAX+1);

  534. 

  535.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  536.         const CarlaScopedLocale csl;

  537. 

  538.         const uint pluginId(plugin->getId());

  539. 

  540.         for (int32_t i=PARAMETER_ACTIVE; i>PARAMETER_MAX; --i)

  541.         {

  542.             std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%i\n", pluginId, i);

  543.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  544. 

  545.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getInternalParameterValue(i)));

  546.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  547. 

  548.             fUiServer.flushMessages();

  549.         }

  550. 

  551.         uint32_t ins, outs, count;

  552.         plugin->getParameterCountInfo(ins, outs);

  553.         count = plugin->getParameterCount();

  554. 

  555.         std::snprintf(tmpBuf, STR_MAX, "PARAMETER_COUNT_%i:%i:%i:%i\n", pluginId, ins, outs, count);

  556.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  557. 

  558.         for (uint32_t i=0; i<count; ++i)

  559.         {

  560.             const ParameterData& paramData(plugin->getParameterData(i));

  561.             const ParameterRanges& paramRanges(plugin->getParameterRanges(i));

  562. 

  563.             std::snprintf(tmpBuf, STR_MAX, "PARAMETER_DATA_%i:%i\n", pluginId, i);

  564.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  565. 

  566.             std::snprintf(tmpBuf, STR_MAX, "%i:%i:%i:%i\n", paramData.type, paramData.hints,

  567.                                                             paramData.mappedControlIndex, paramData.midiChannel);

  568.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  569. 

  570.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g\n", static_cast<double>(paramData.mappedMinimum),

  571.                                                             static_cast<double>(paramData.mappedMaximum));

  572.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  573. 

  574.             if (plugin->getParameterName(i, tmpBuf)) {

  575.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  576.             } else {

  577.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  578.             }

  579. 

  580.             if (plugin->getParameterUnit(i, tmpBuf)) {

  581.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  582.             } else {

  583.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  584.             }

  585. 

  586.             if (plugin->getParameterComment(i, tmpBuf)) {

  587.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  588.             } else {

  589.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  590.             }

  591. 

  592.             if (plugin->getParameterGroupName(i, tmpBuf)) {

  593.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  594.             } else {

  595.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  596.             }

  597. 

  598.             std::snprintf(tmpBuf, STR_MAX, "PARAMETER_RANGES_%i:%i\n", pluginId, i);

  599.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  600. 

  601.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g:%.12g:%.12g:%.12g:%.12g\n",

  602.                           static_cast<double>(paramRanges.def),

  603.                           static_cast<double>(paramRanges.min),

  604.                           static_cast<double>(paramRanges.max),

  605.                           static_cast<double>(paramRanges.step),

  606.                           static_cast<double>(paramRanges.stepSmall),

  607.                           static_cast<double>(paramRanges.stepLarge));

  608.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  609. 

  610.             std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%u\n", pluginId, i);

  611.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  612. 

  613.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getParameterValue(i)));

  614.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  615.         }

  616. 

  617.         fUiServer.flushMessages();

  618.     }

  619. 

  620.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  621.     {

  622.         char tmpBuf[STR_MAX+1];

  623.         carla_zeroChars(tmpBuf, STR_MAX+1);

  624. 

  625.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  626. 

  627.         const uint pluginId(plugin->getId());

  628. 

  629.         uint32_t count = plugin->getProgramCount();

  630.         std::snprintf(tmpBuf, STR_MAX, "PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentProgram());

  631.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  632. 

  633.         for (uint32_t i=0; i<count; ++i)

  634.         {

  635.             std::snprintf(tmpBuf, STR_MAX, "PROGRAM_NAME_%i:%i\n", pluginId, i);

  636.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  637. 

  638.             if (plugin->getProgramName(i, tmpBuf)) {

  639.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  640.             } else {

  641.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  642.             }

  643.         }

  644. 

  645.         fUiServer.flushMessages();

  646. 

  647.         count = plugin->getMidiProgramCount();

  648.         std::snprintf(tmpBuf, STR_MAX, "MIDI_PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentMidiProgram());

  649.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  650. 

  651.         for (uint32_t i=0; i<count; ++i)

  652.         {

  653.             std::snprintf(tmpBuf, STR_MAX, "MIDI_PROGRAM_DATA_%i:%i\n", pluginId, i);

  654.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  655. 

  656.             const MidiProgramData& mpData(plugin->getMidiProgramData(i));

  657. 

  658.             std::snprintf(tmpBuf, STR_MAX, "%i:%i\n", mpData.bank, mpData.program);

  659.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  660. 

  661.             std::snprintf(tmpBuf, STR_MAX, "%s", mpData.name);

  662.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(tmpBuf),);

  663.         }

  664. 

  665.         fUiServer.flushMessages();

  666.     }

  667. 

  668.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  669.     {

  670.         char tmpBuf[STR_MAX+1];

  671.         carla_zeroChars(tmpBuf, STR_MAX+1);

  672. 

  673.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  674. 

  675.         const uint pluginId(plugin->getId());

  676. 

  677.         uint32_t count = plugin->getCustomDataCount();

  678.         std::snprintf(tmpBuf, STR_MAX, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  679.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  680. 

  681.         for (uint32_t i=0; i<count; ++i)

  682.         {

  683.             const CustomData& customData(plugin->getCustomData(i));

  684.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  685. 

  686.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  687.                 continue;

  688. 

  689.             std::snprintf(tmpBuf, STR_MAX, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  690.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  691.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(customData.type),);

  692.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(customData.key),);

  693.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(customData.value),);

  694.         }

  695. 

  696.         fUiServer.flushMessages();

  697.     }

  698. 

  699.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId,

  700.                           const int value1, const int value2, const int value3,

  701.                           const float valuef, const char* const valueStr)

  702.     {

  703.         if (! fIsRunning)

  704.             return;

  705.         if (! fUiServer.isPipeRunning())

  706.             return;

  707. 

  708.         CarlaPlugin* plugin;

  709. 

  710.         switch (action)

  711.         {

  712.         case ENGINE_CALLBACK_UPDATE:

  713.             plugin = getPlugin(pluginId);

  714. 

  715.             if (plugin != nullptr && plugin->isEnabled())

  716.             {

  717.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  718.                 uiServerSendPluginProperties(plugin);

  719.             }

  720.             break;

  721. 

  722.         case ENGINE_CALLBACK_RELOAD_INFO:

  723.             plugin = getPlugin(pluginId);

  724. 

  725.             if (plugin != nullptr && plugin->isEnabled())

  726.             {

  727.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  728.                 uiServerSendPluginInfo(plugin);

  729.             }

  730.             break;

  731. 

  732.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  733.             plugin = getPlugin(pluginId);

  734. 

  735.             if (plugin != nullptr && plugin->isEnabled())

  736.             {

  737.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  738.                 uiServerSendPluginParameters(plugin);

  739.             }

  740.             break;

  741. 

  742.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  743.             plugin = getPlugin(pluginId);

  744. 

  745.             if (plugin != nullptr && plugin->isEnabled())

  746.             {

  747.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  748.                 uiServerSendPluginPrograms(plugin);

  749.             }

  750.             break;

  751. 

  752.         case ENGINE_CALLBACK_RELOAD_ALL:

  753.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  754.         case ENGINE_CALLBACK_PLUGIN_RENAMED:

  755.             plugin = getPlugin(pluginId);

  756. 

  757.             if (plugin != nullptr && plugin->isEnabled())

  758.             {

  759.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  760.                 uiServerSendPluginInfo(plugin);

  761.                 uiServerSendPluginParameters(plugin);

  762.                 uiServerSendPluginPrograms(plugin);

  763.                 uiServerSendPluginProperties(plugin);

  764.             }

  765.             break;

  766. 

  767.         default:

  768.             break;

  769.         }

  770. 

  771.         char tmpBuf[STR_MAX+1];

  772.         carla_zeroChars(tmpBuf, STR_MAX+1);

  773. 

  774.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  775. 

  776.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_CALLBACK_%i\n", int(action));

  777.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  778. 

  779.         std::snprintf(tmpBuf, STR_MAX, "%u\n", pluginId);

  780.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  781. 

  782.         std::snprintf(tmpBuf, STR_MAX, "%i\n", value1);

  783.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  784. 

  785.         std::snprintf(tmpBuf, STR_MAX, "%i\n", value2);

  786.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  787. 

  788.         std::snprintf(tmpBuf, STR_MAX, "%i\n", value3);

  789.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  790. 

  791.         {

  792.             const CarlaScopedLocale csl;

  793.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(valuef));

  794.         }

  795.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  796. 

  797.         if (valueStr != nullptr) {

  798.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(valueStr),);

  799.         } else {

  800.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeEmptyMessage(),);

  801.         }

  802. 

  803.         fUiServer.flushMessages();

  804.     }

  805. 

  806.     const char* uiFileCallback(FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  807.     {

  808.         switch (action)

  809.         {

  810.         case FILE_CALLBACK_DEBUG:

  811.             return nullptr;

  812. 

  813.         case FILE_CALLBACK_OPEN:

  814.             return pHost->ui_open_file(pHost->handle, isDir, title, filter);

  815. 

  816.         case FILE_CALLBACK_SAVE:

  817.             return pHost->ui_save_file(pHost->handle, isDir, title, filter);

  818.         }

  819. 

  820.         return nullptr;

  821.     }

  822. 

  823.     void uiServerInfo()

  824.     {

  825.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  826.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  827. 

  828.         char tmpBuf[STR_MAX+1];

  829.         carla_zeroChars(tmpBuf, STR_MAX+1);

  830. 

  831.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  832. 

  833. #if defined(HAVE_LIBLO) && !defined(BUILD_BRIDGE)

  834.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("osc-urls\n"),);

  835.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP()),);

  836.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP()),);

  837. #endif

  838. 

  839.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("max-plugin-number\n"),);

  840.         std::snprintf(tmpBuf, STR_MAX, "%i\n", pData->maxPluginNumber);

  841.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  842. 

  843.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("buffer-size\n"),);

  844.         std::snprintf(tmpBuf, STR_MAX, "%i\n", pData->bufferSize);

  845.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  846. 

  847.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("sample-rate\n"),);

  848.         {

  849.             const CarlaScopedLocale csl;

  850.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", pData->sampleRate);

  851.         }

  852.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  853. 

  854.         fUiServer.flushMessages();

  855.     }

  856. 

  857.     void uiServerOptions()

  858.     {

  859.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  860.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  861. 

  862.         char tmpBuf[STR_MAX+1];

  863.         carla_zeroChars(tmpBuf, STR_MAX+1);

  864. 

  865.         const EngineOptions& options(pData->options);

  866.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  867. 

  868.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  869.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  870. 

  871.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  872.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  873.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  874.         std::snprintf(tmpBuf, STR_MAX, "%i\n", options.processMode);

  875.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  876.         fUiServer.flushMessages();

  877. 

  878.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  879.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  880.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  881.         std::snprintf(tmpBuf, STR_MAX, "%i\n", options.transportMode);

  882.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  883.         fUiServer.flushMessages();

  884. 

  885.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  886.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  887.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  888.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n"),);

  889.         fUiServer.flushMessages();

  890. 

  891.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  892.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  893.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  894.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n"),);

  895.         fUiServer.flushMessages();

  896. 

  897.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  898.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  899.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  900.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n"),);

  901.         fUiServer.flushMessages();

  902. 

  903.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  904.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  905.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  906.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n"),);

  907.         fUiServer.flushMessages();

  908. 

  909.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  910.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  911.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  912.         std::snprintf(tmpBuf, STR_MAX, "%i\n", options.maxParameters);

  913.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  914.         fUiServer.flushMessages();

  915. 

  916.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  917.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  918.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize),);

  919.         std::snprintf(tmpBuf, STR_MAX, "%i\n", options.uiBridgesTimeout);

  920.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  921.         fUiServer.flushMessages();

  922. 

  923.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  924.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  925.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("true\n", 5),);

  926.         std::snprintf(tmpBuf, STR_MAX, "%s\n", options.binaryDir);

  927.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  928.         fUiServer.flushMessages();

  929. 

  930.         std::snprintf(tmpBuf, STR_MAX, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  931.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  932.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("true\n", 5),);

  933.         std::snprintf(tmpBuf, STR_MAX, "%s\n", options.resourceDir);

  934.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  935.         fUiServer.flushMessages();

  936.     }

  937. 

  938.     // -------------------------------------------------------------------

  939.     // Plugin parameter calls

  940. 

  941.     uint32_t getParameterCount() const

  942.     {

  943.         return kNumInParams + kNumOutParams;

  944.     }

  945. 

  946.     const NativeParameter* getParameterInfo(const uint32_t index) const

  947.     {

  948.         static NativeParameter param;

  949. 

  950.         static char strBufName[STR_MAX+1];

  951.         static char strBufUnit[STR_MAX+1];

  952.         static char strBufComment[STR_MAX+1];

  953.         static char strBufGroupName[STR_MAX+1];

  954.         carla_zeroChars(strBufName, STR_MAX+1);

  955.         carla_zeroChars(strBufUnit, STR_MAX+1);

  956.         carla_zeroChars(strBufComment, STR_MAX+1);

  957.         carla_zeroChars(strBufGroupName, STR_MAX+1);

  958. 

  959.         uint32_t rindex = index;

  960.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  961.         {

  962.             const ParameterData& paramData(plugin->getParameterData(rindex));

  963.             const ParameterRanges& paramRanges(plugin->getParameterRanges(rindex));

  964. 

  965.             if (! plugin->getParameterName(rindex, strBufName))

  966.                 strBufName[0] = '\0';

  967.             if (! plugin->getParameterUnit(rindex, strBufUnit))

  968.                 strBufUnit[0] = '\0';

  969.             if (! plugin->getParameterComment(rindex, strBufComment))

  970.                 strBufComment[0] = '\0';

  971.             if (! plugin->getParameterGroupName(rindex, strBufGroupName))

  972.                 std::snprintf(strBufGroupName, STR_MAX, "%u:%s", plugin->getId(), plugin->getName());

  973. 

  974.             uint hints = 0x0;

  975. 

  976.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  977.                 hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  978.             if (paramData.hints & PARAMETER_IS_INTEGER)

  979.                 hints |= NATIVE_PARAMETER_IS_INTEGER;

  980.             if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  981.                 hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  982.             if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  983.                 hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  984.             if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  985.                 hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  986.             if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  987.                 hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  988. 

  989.             if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  990.             {

  991.                 if (paramData.hints & PARAMETER_IS_ENABLED)

  992.                     hints |= NATIVE_PARAMETER_IS_ENABLED;

  993.                 if (paramData.type == PARAMETER_OUTPUT)

  994.                     hints |= NATIVE_PARAMETER_IS_OUTPUT;

  995.             }

  996. 

  997.             param.hints = static_cast<NativeParameterHints>(hints);

  998.             param.name  = strBufName;

  999.             param.unit  = strBufUnit;

  1000.             param.comment = strBufComment;

  1001.             param.groupName = strBufGroupName;

  1002.             param.ranges.def = paramRanges.def;

  1003.             param.ranges.min = paramRanges.min;

  1004.             param.ranges.max = paramRanges.max;

  1005.             param.ranges.step = paramRanges.step;

  1006.             param.ranges.stepSmall = paramRanges.stepSmall;

  1007.             param.ranges.stepLarge = paramRanges.stepLarge;

  1008.             param.scalePointCount = 0; // TODO

  1009.             param.scalePoints = nullptr;

  1010. 

  1011.             return &param;

  1012.         }

  1013. 

  1014.         param.hints = index < kNumInParams ? static_cast<NativeParameterHints>(0x0) : NATIVE_PARAMETER_IS_OUTPUT;

  1015.         param.name  = "Unused";

  1016.         param.unit  = "";

  1017.         param.ranges.def = 0.0f;

  1018.         param.ranges.min = 0.0f;

  1019.         param.ranges.max = 1.0f;

  1020.         param.ranges.step = 0.01f;

  1021.         param.ranges.stepSmall = 0.001f;

  1022.         param.ranges.stepLarge = 0.1f;

  1023.         param.scalePointCount = 0;

  1024.         param.scalePoints = nullptr;

  1025. 

  1026.         return &param;

  1027.     }

  1028. 

  1029.     float getParameterValue(const uint32_t index) const

  1030.     {

  1031.         uint32_t rindex = index;

  1032.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  1033.             return plugin->getParameterValue(rindex);

  1034. 

  1035.         return fParameters[index];

  1036.     }

  1037. 

  1038.     // -------------------------------------------------------------------

  1039.     // Plugin state calls

  1040. 

  1041.     void setParameterValue(const uint32_t index, const float value)

  1042.     {

  1043.         uint32_t rindex = index;

  1044.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  1045.             plugin->setParameterValueRT(rindex, value, false);

  1046. 

  1047.         fParameters[index] = value;

  1048.     }

  1049. 

  1050.     // -------------------------------------------------------------------

  1051.     // Plugin process calls

  1052. 

  1053.     void activate()

  1054.     {

  1055. #if 0

  1056.         for (uint i=0; i < pData->curPluginCount; ++i)

  1057.         {

  1058.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1059. 

  1060.             if (plugin == nullptr || ! plugin->isEnabled())

  1061.                 continue;

  1062. 

  1063.             plugin->setActive(true, true, false);

  1064.         }

  1065. #endif

  1066.         fIsActive = true;

  1067.     }

  1068. 

  1069.     void deactivate()

  1070.     {

  1071.         fIsActive = false;

  1072. #if 0

  1073.         for (uint i=0; i < pData->curPluginCount; ++i)

  1074.         {

  1075.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1076. 

  1077.             if (plugin == nullptr || ! plugin->isEnabled())

  1078.                 continue;

  1079. 

  1080.             plugin->setActive(false, true, false);

  1081.         }

  1082. #endif

  1083. 

  1084.         // just in case

  1085.         //runPendingRtEvents();

  1086.     }

  1087. 

  1088.     void process(const float* const* const inBuffer, float** const outBuffer, const uint32_t frames,

  1089.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1090.     {

  1091.         if (frames > pData->bufferSize)

  1092.         {

  1093.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1094.                           frames, pData->bufferSize);

  1095. 

  1096.             deactivate();

  1097.             bufferSizeChanged(frames);

  1098.             activate();

  1099.         }

  1100. 

  1101.         const PendingRtEventsRunner prt(this, frames, true);

  1102. 

  1103.         // ---------------------------------------------------------------

  1104.         // Time Info

  1105. 

  1106.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1107. 

  1108.         pData->timeInfo.playing   = timeInfo->playing;

  1109.         pData->timeInfo.frame     = timeInfo->frame;

  1110.         pData->timeInfo.usecs     = timeInfo->usecs;

  1111.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1112. 

  1113.         if (timeInfo->bbt.valid)

  1114.         {

  1115.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1116.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1117.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1118.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1119. 

  1120.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1121.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1122. 

  1123.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1124.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1125.         }

  1126. 

  1127.         // ---------------------------------------------------------------

  1128.         // Do nothing if no plugins and rack mode

  1129. 

  1130.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1131.         {

  1132.             if (outBuffer[0] != inBuffer[0])

  1133.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1134. 

  1135.             if (outBuffer[1] != inBuffer[1])

  1136.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1137. 

  1138.             for (uint32_t i=0; i < midiEventCount; ++i)

  1139.             {

  1140.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1141.                     break;

  1142.             }

  1143.             return;

  1144.         }

  1145. 

  1146.         // ---------------------------------------------------------------

  1147.         // initialize events

  1148. 

  1149.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1150.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1151. 

  1152.         // ---------------------------------------------------------------

  1153.         // events input (before processing)

  1154. 

  1155.         {

  1156.             uint32_t engineEventIndex = 0;

  1157. 

  1158.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1159.             {

  1160.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1161.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1162. 

  1163.                 engineEvent.time = midiEvent.time;

  1164.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1165. 

  1166.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1167.                     break;

  1168.             }

  1169.         }

  1170. 

  1171.         if (kIsPatchbay)

  1172.         {

  1173.             // -----------------------------------------------------------

  1174.             // process

  1175. 

  1176.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1177.         }

  1178.         else

  1179.         {

  1180.             // -----------------------------------------------------------

  1181.             // create audio buffers

  1182. 

  1183.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1184.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1185. 

  1186.             // -----------------------------------------------------------

  1187.             // process

  1188. 

  1189.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1190.         }

  1191. 

  1192.         // ---------------------------------------------------------------

  1193.         // events output (after processing)

  1194. 

  1195.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1196. 

  1197.         if (kHasMidiOut)

  1198.         {

  1199.             NativeMidiEvent midiEvent;

  1200. 

  1201.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1202.             {

  1203.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1204. 

  1205.                 if (engineEvent.type == kEngineEventTypeNull)

  1206.                     break;

  1207. 

  1208.                 carla_zeroStruct(midiEvent);

  1209.                 midiEvent.time = engineEvent.time;

  1210. 

  1211.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1212.                 {

  1213.                     midiEvent.port = 0;

  1214.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1215.                 }

  1216.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1217.                 {

  1218.                     if (engineEvent.midi.size > 4)

  1219.                         continue;

  1220. 

  1221.                     midiEvent.port = engineEvent.midi.port;

  1222.                     midiEvent.size = engineEvent.midi.size;

  1223. 

  1224.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1225. 

  1226.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1227.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1228.                 }

  1229.                 else

  1230.                 {

  1231.                     continue;

  1232.                 }

  1233. 

  1234.                 if (midiEvent.size > 0)

  1235.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1236.             }

  1237.         }

  1238.     }

  1239. 

  1240.     // -------------------------------------------------------------------

  1241.     // Plugin UI calls

  1242. 

  1243.     void uiShow(const bool show)

  1244.     {

  1245.         if (show)

  1246.         {

  1247.             if (fUiServer.isPipeRunning())

  1248.             {

  1249.                 fUiServer.writeFocusMessage();

  1250.                 return;

  1251.             }

  1252. 

  1253.             CarlaString path(pHost->resourceDir);

  1254. 

  1255.             if (kIsPatchbay)

  1256.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1257.             else

  1258.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1259. #ifdef CARLA_OS_WIN

  1260.             path += ".exe";

  1261. #endif

  1262.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1263. 

  1264.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1265. 

  1266.             if (! fUiServer.startPipeServer(false))

  1267.             {

  1268.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1269.                 return;

  1270.             }

  1271. 

  1272.             uiServerInfo();

  1273.             uiServerOptions();

  1274.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1275.                              pData->curPluginCount,

  1276.                              pData->options.processMode,

  1277.                              pData->options.transportMode,

  1278.                              static_cast<int>(pData->bufferSize),

  1279.                              static_cast<float>(pData->sampleRate),

  1280.                              "Plugin");

  1281. 

  1282.             fUiServer.writeShowMessage();

  1283. 

  1284.             for (uint i=0; i < pData->curPluginCount; ++i)

  1285.             {

  1286.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1287. 

  1288.                 if (plugin != nullptr && plugin->isEnabled())

  1289.                 {

  1290.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  1291.                 }

  1292.             }

  1293. 

  1294.             if (kIsPatchbay)

  1295.                 patchbayRefresh(true, false, false);

  1296.         }

  1297.         else

  1298.         {

  1299.             fUiServer.stopPipeServer(2000);

  1300. 

  1301.             // hide all custom uis

  1302.             for (uint i=0; i < pData->curPluginCount; ++i)

  1303.             {

  1304.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1305. 

  1306.                 if (plugin != nullptr && plugin->isEnabled())

  1307.                 {

  1308.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1309.                     {

  1310.                         try {

  1311.                             plugin->showCustomUI(false);

  1312.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1313.                     }

  1314.                 }

  1315.             }

  1316.         }

  1317.     }

  1318. 

  1319.     void uiIdle()

  1320.     {

  1321.         for (uint i=0; i < pData->curPluginCount; ++i)

  1322.         {

  1323.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1324. 

  1325.             if (plugin != nullptr && plugin->isEnabled())

  1326.             {

  1327.                 const uint hints(plugin->getHints());

  1328. 

  1329.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1330.                 {

  1331.                     try {

  1332.                         plugin->uiIdle();

  1333.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1334.                 }

  1335.             }

  1336.         }

  1337. 

  1338.         idlePipe();

  1339. 

  1340.         switch (fUiServer.getAndResetUiState())

  1341.         {

  1342.         case CarlaExternalUI::UiNone:

  1343.         case CarlaExternalUI::UiShow:

  1344.             break;

  1345.         case CarlaExternalUI::UiCrashed:

  1346.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1347.             break;

  1348.         case CarlaExternalUI::UiHide:

  1349.             pHost->ui_closed(pHost->handle);

  1350.             fUiServer.stopPipeServer(1000);

  1351.             break;

  1352.         }

  1353. 

  1354.         if (carla_isNotEqual(fLastScaleFactor, pData->options.uiScale))

  1355.         {

  1356.             fLastScaleFactor = pData->options.uiScale;

  1357.             pHost->dispatcher(pHost->handle,

  1358.                               NATIVE_HOST_OPCODE_UI_RESIZE,

  1359.                               static_cast<int>(kUiWidth * fLastScaleFactor + 0.5f),

  1360.                               static_cast<int>(kUiHeight * fLastScaleFactor + 0.5f),

  1361.                               nullptr, 0.0f);

  1362.         }

  1363.     }

  1364. 

  1365.     void uiSetParameterValue(const uint32_t index, const float value)

  1366.     {

  1367.         uint32_t rindex = index;

  1368.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  1369.         {

  1370.             if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1371.                 plugin->uiParameterChange(rindex, value);

  1372. 

  1373.             if (index >= kNumInParams || ! fUiServer.isPipeRunning())

  1374.                 return;

  1375. 

  1376.             uiServerCallback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1377.                              plugin->getId(),

  1378.                              static_cast<int>(rindex),

  1379.                              0, 0,

  1380.                              value,

  1381.                              nullptr);

  1382.         }

  1383.     }

  1384. 

  1385.     void idlePipe()

  1386.     {

  1387.         if (! fUiServer.isPipeRunning())

  1388.             return;

  1389. 

  1390.         fUiServer.idlePipe();

  1391. 

  1392.         char tmpBuf[STR_MAX+1];

  1393.         carla_zeroChars(tmpBuf, STR_MAX+1);

  1394. 

  1395.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1396.         const CarlaScopedLocale csl;

  1397.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1398. 

  1399.         // ------------------------------------------------------------------------------------------------------------

  1400.         // send engine info

  1401. 

  1402.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage("runtime-info"),);

  1403.         std::snprintf(tmpBuf, STR_MAX, "%.12g:0\n", static_cast<double>(getDSPLoad()));

  1404.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1405. 

  1406.         fUiServer.flushMessages();

  1407. 

  1408.         // ------------------------------------------------------------------------------------------------------------

  1409.         // send transport

  1410. 

  1411.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage("transport"),);

  1412.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"),);

  1413. 

  1414.         if (timeInfo.bbt.valid)

  1415.         {

  1416.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":%i:%i:%i\n", timeInfo.frame,

  1417.                                                                    timeInfo.bbt.bar,

  1418.                                                                    timeInfo.bbt.beat,

  1419.                                                                    static_cast<int>(timeInfo.bbt.tick + 0.5));

  1420.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1421.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", timeInfo.bbt.beatsPerMinute);

  1422.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1423.         }

  1424.         else

  1425.         {

  1426.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1427.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1428.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("0.0\n"),);

  1429.         }

  1430. 

  1431.         fUiServer.flushMessages();

  1432. 

  1433.         // ------------------------------------------------------------------------------------------------------------

  1434.         // send peaks and param outputs for all plugins

  1435. 

  1436.         for (uint i=0; i < pData->curPluginCount; ++i)

  1437.         {

  1438.             const EnginePluginData& plugData(pData->plugins[i]);

  1439.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1440. 

  1441.             std::snprintf(tmpBuf, STR_MAX, "PEAKS_%i\n", i);

  1442.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1443.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g:%.12g:%.12g\n",

  1444.                           static_cast<double>(plugData.peaks[0]),

  1445.                           static_cast<double>(plugData.peaks[1]),

  1446.                           static_cast<double>(plugData.peaks[2]),

  1447.                           static_cast<double>(plugData.peaks[3]));

  1448.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1449. 

  1450.             fUiServer.flushMessages();

  1451. 

  1452.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1453.             {

  1454.                 if (! plugin->isParameterOutput(j))

  1455.                     continue;

  1456. 

  1457.                 std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%u\n", i, j);

  1458.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1459.                 std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getParameterValue(j)));

  1460.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1461. 

  1462.                 fUiServer.flushMessages();

  1463.             }

  1464.         }

  1465.     }

  1466. 

  1467.     // -------------------------------------------------------------------

  1468.     // Plugin state calls

  1469. 

  1470.     char* getState() const

  1471.     {

  1472.         MemoryOutputStream out;

  1473.         saveProjectInternal(out);

  1474.         return strdup(out.toString().toRawUTF8());

  1475.     }

  1476. 

  1477.     void setState(const char* const data)

  1478.     {

  1479.         // remove all plugins from UI side

  1480.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1481.             CarlaEngine::callback(true, true, ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1482. 

  1483.         // remove all plugins from backend, no lock

  1484.         fIsRunning = false;

  1485.         removeAllPlugins();

  1486.         fIsRunning = true;

  1487. 

  1488.         // stopped during removeAllPlugins()

  1489.         if (! pData->thread.isThreadRunning())

  1490.             pData->thread.startThread();

  1491. 

  1492.         fOptionsForced = true;

  1493.         const String state(data);

  1494.         XmlDocument xml(state);

  1495.         loadProjectInternal(xml);

  1496. 

  1497.         reloadFromUI();

  1498.     }

  1499. 

  1500.     // -------------------------------------------------------------------

  1501. 

  1502. public:

  1503.     #define handlePtr ((CarlaEngineNative*)handle)

  1504. 

  1505.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1506.     {

  1507.         return new CarlaEngineNative(host, false, true);

  1508.     }

  1509. 

  1510.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1511.     {

  1512.         return new CarlaEngineNative(host, false, false);

  1513.     }

  1514. 

  1515.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1516.     {

  1517.         return new CarlaEngineNative(host, true, true);

  1518.     }

  1519. 

  1520.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1521.     {

  1522.         return new CarlaEngineNative(host, true, true, 3, 2);

  1523.     }

  1524. 

  1525.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1526.     {

  1527.         return new CarlaEngineNative(host, true, true, 16, 16);

  1528.     }

  1529. 

  1530.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1531.     {

  1532.         return new CarlaEngineNative(host, true, true, 32, 32);

  1533.     }

  1534. 

  1535.     static NativePluginHandle _instantiatePatchbay64(const NativeHostDescriptor* host)

  1536.     {

  1537.         return new CarlaEngineNative(host, true, true, 64, 64);

  1538.     }

  1539. 

  1540.     static NativePluginHandle _instantiatePatchbayCV(const NativeHostDescriptor* host)

  1541.     {

  1542.         return new CarlaEngineNative(host, true, true, 2, 2, 5, 5);

  1543.     }

  1544. 

  1545.     static void _cleanup(NativePluginHandle handle)

  1546.     {

  1547.         delete handlePtr;

  1548.     }

  1549. 

  1550.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1551.     {

  1552.         return handlePtr->getParameterCount();

  1553.     }

  1554. 

  1555.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1556.     {

  1557.         return handlePtr->getParameterInfo(index);

  1558.     }

  1559. 

  1560.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1561.     {

  1562.         return handlePtr->getParameterValue(index);

  1563.     }

  1564. 

  1565.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1566.     {

  1567.         handlePtr->setParameterValue(index, value);

  1568.     }

  1569. 

  1570.     static void _ui_show(NativePluginHandle handle, bool show)

  1571.     {

  1572.         handlePtr->uiShow(show);

  1573.     }

  1574. 

  1575.     static void _ui_idle(NativePluginHandle handle)

  1576.     {

  1577.         handlePtr->uiIdle();

  1578.     }

  1579. 

  1580.     static void _ui_set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1581.     {

  1582.         handlePtr->uiSetParameterValue(index, value);

  1583.     }

  1584. 

  1585.     static void _activate(NativePluginHandle handle)

  1586.     {

  1587.         handlePtr->activate();

  1588.     }

  1589. 

  1590.     static void _deactivate(NativePluginHandle handle)

  1591.     {

  1592.         handlePtr->deactivate();

  1593.     }

  1594. 

  1595.     // FIXME for v3.0, use const for the input buffer

  1596.     static void _process(NativePluginHandle handle,

  1597.                          float** inBuffer, float** outBuffer, const uint32_t frames,

  1598.                          const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1599.     {

  1600.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1601.     }

  1602. 

  1603.     static char* _get_state(NativePluginHandle handle)

  1604.     {

  1605.         return handlePtr->getState();

  1606.     }

  1607. 

  1608.     static void _set_state(NativePluginHandle handle, const char* data)

  1609.     {

  1610.         handlePtr->setState(data);

  1611.     }

  1612. 

  1613.     static intptr_t _dispatcher(NativePluginHandle handle,

  1614.                                 NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1615.     {

  1616.         switch(opcode)

  1617.         {

  1618.         case NATIVE_PLUGIN_OPCODE_NULL:

  1619.             return 0;

  1620.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1621.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1622.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1623.             return 0;

  1624.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1625.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  1626.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1627.             return 0;

  1628.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1629.             handlePtr->offlineModeChanged(value != 0);

  1630.             return 0;

  1631.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1632.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1633.             return 0;

  1634.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  1635.             CarlaEngineNative* const engine = handlePtr;

  1636.             return (intptr_t)(CarlaEngine*)engine;

  1637.         }

  1638.         case NATIVE_PLUGIN_OPCODE_IDLE:

  1639.             //handlePtr->idle();

  1640.             return 0;

  1641.         }

  1642. 

  1643.         return 0;

  1644. 

  1645.         // unused

  1646.         (void)index;

  1647.         (void)ptr;

  1648.     }

  1649. 

  1650.     // -------------------------------------------------------------------

  1651. 

  1652.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId,

  1653.                                     int value1, int value2, int value3,

  1654.                                     float valuef, const char* valueStr)

  1655.     {

  1656.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valuef, valueStr);

  1657.     }

  1658. 

  1659.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir,

  1660.                                          const char* title, const char* filter)

  1661.     {

  1662.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  1663.     }

  1664. 

  1665.     // -------------------------------------------------------------------

  1666. 

  1667.     #undef handlePtr

  1668. 

  1669. private:

  1670.     const NativeHostDescriptor* const pHost;

  1671. 

  1672. #ifdef USE_JUCE_MESSAGE_THREAD

  1673.     const bool kNeedsJuceMsgThread;

  1674.     const juce::SharedResourcePointer<SharedJuceMessageThread> fJuceMsgThread;

  1675. #endif

  1676. 

  1677.     const bool kIsPatchbay; // rack if false

  1678.     const bool kHasMidiOut;

  1679.     bool fIsActive, fIsRunning;

  1680.     CarlaEngineNativeUI fUiServer;

  1681. 

  1682.     float fParameters[kNumInParams+kNumOutParams];

  1683.     float fLastScaleFactor;

  1684. 

  1685.     bool fOptionsForced;

  1686. 

  1687.     CarlaPlugin* _getPluginForParameterIndex(uint32_t& index) const noexcept

  1688.     {

  1689.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1690.             return nullptr;

  1691. 

  1692.         CarlaPlugin* plugin;

  1693. 

  1694.         for (uint32_t i=0; i<pData->curPluginCount; ++i)

  1695.         {

  1696.             plugin = pData->plugins[i].plugin;

  1697. 

  1698.             if (plugin == nullptr || ! plugin->isEnabled())

  1699.                 break;

  1700. 

  1701.             if (const uint32_t paramCount = plugin->getParameterCount())

  1702.             {

  1703.                 if (index >= paramCount)

  1704.                 {

  1705.                     index -= paramCount;

  1706.                     continue;

  1707.                 }

  1708. 

  1709.                 return plugin;

  1710.             }

  1711.         }

  1712. 

  1713.         return nullptr;

  1714.     }

  1715. 

  1716.     bool _getRealIndexForPluginParameter(const uint32_t pluginId, uint32_t& rindex) const noexcept

  1717.     {

  1718.         if (pData->curPluginCount == 0 || pluginId >= pData->curPluginCount || pData->plugins == nullptr)

  1719.             return false;

  1720. 

  1721.         CarlaPlugin* plugin;

  1722. 

  1723.         for (uint32_t i=0; i<pluginId; ++i)

  1724.         {

  1725.             plugin = pData->plugins[i].plugin;

  1726. 

  1727.             if (plugin == nullptr || ! plugin->isEnabled())

  1728.                 return false;

  1729. 

  1730.             rindex += plugin->getParameterCount();

  1731.         }

  1732. 

  1733.         if (rindex >= kNumInParams)

  1734.             return false;

  1735. 

  1736.         return true;

  1737.     }

  1738. 

  1739.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1740. };

  1741. 

  1742. // -----------------------------------------------------------------------

  1743. 

  1744. bool CarlaEngineNativeUI::msgReceived(const char* const msg) noexcept

  1745. {

  1746.     if (CarlaExternalUI::msgReceived(msg))

  1747.         return true;

  1748. 

  1749.     bool ok = true;

  1750. 

  1751.     if (std::strcmp(msg, "set_engine_option") == 0)

  1752.     {

  1753.         uint32_t option;

  1754.         int32_t value;

  1755.         const char* valueStr = nullptr;

  1756. 

  1757.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  1758.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(value), true);

  1759.         readNextLineAsString(valueStr, false); // can be null

  1760. 

  1761.         try {

  1762.             fEngine->setOption(static_cast<EngineOption>(option), value, valueStr);

  1763.         } CARLA_SAFE_EXCEPTION("setOption");

  1764.     }

  1765.     else if (std::strcmp(msg, "clear_engine_xruns") == 0)

  1766.     {

  1767.         fEngine->clearXruns();

  1768.     }

  1769.     else if (std::strcmp(msg, "cancel_engine_action") == 0)

  1770.     {

  1771.         fEngine->setActionCanceled(true);

  1772.     }

  1773.     else if (std::strcmp(msg, "load_file") == 0)

  1774.     {

  1775.         const char* filename;

  1776. 

  1777.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1778. 

  1779.         try {

  1780.             ok = fEngine->loadFile(filename);

  1781.         } CARLA_SAFE_EXCEPTION("loadFile");

  1782.     }

  1783.     else if (std::strcmp(msg, "load_project") == 0)

  1784.     {

  1785.         const char* filename;

  1786. 

  1787.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1788. 

  1789.         try {

  1790.             ok = fEngine->loadProject(filename, true);

  1791.         } CARLA_SAFE_EXCEPTION("loadProject");

  1792.     }

  1793.     else if (std::strcmp(msg, "save_project") == 0)

  1794.     {

  1795.         const char* filename;

  1796. 

  1797.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1798. 

  1799.         try {

  1800.             ok = fEngine->saveProject(filename, true);

  1801.         } CARLA_SAFE_EXCEPTION("saveProject");

  1802.     }

  1803.     else if (std::strcmp(msg, "clear_project_filename") == 0)

  1804.     {

  1805.         fEngine->clearCurrentProjectFilename();

  1806.     }

  1807.     else if (std::strcmp(msg, "patchbay_connect") == 0)

  1808.     {

  1809.         bool external;

  1810.         uint32_t groupA, portA, groupB, portB;

  1811. 

  1812.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1813.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupA), true);

  1814.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portA), true);

  1815.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupB), true);

  1816.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portB), true);

  1817. 

  1818.         try {

  1819.             ok = fEngine->patchbayConnect(external, groupA, portA, groupB, portB);

  1820.         } CARLA_SAFE_EXCEPTION("patchbayConnect");

  1821.     }

  1822.     else if (std::strcmp(msg, "patchbay_disconnect") == 0)

  1823.     {

  1824.         bool external;

  1825.         uint32_t connectionId;

  1826. 

  1827.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1828.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(connectionId), true);

  1829. 

  1830.         try {

  1831.             ok = fEngine->patchbayDisconnect(external, connectionId);

  1832.         } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  1833.     }

  1834.     else if (std::strcmp(msg, "patchbay_set_group_pos") == 0)

  1835.     {

  1836.         bool external;

  1837.         uint32_t groupId;

  1838.         int x1, y1, x2, y2;

  1839.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1840.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupId), true);

  1841.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x1), true);

  1842.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y1), true);

  1843.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x2), true);

  1844.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y2), true);

  1845. 

  1846.         try {

  1847.             ok = fEngine->patchbaySetGroupPos(true, false, external, groupId, x1, y1, x2, y2);

  1848.         } CARLA_SAFE_EXCEPTION("patchbaySetGroupPos");

  1849.     }

  1850.     else if (std::strcmp(msg, "patchbay_refresh") == 0)

  1851.     {

  1852.         bool external;

  1853.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1854. 

  1855.         try {

  1856.             ok = fEngine->patchbayRefresh(true, false, external);

  1857.         } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  1858.     }

  1859.     else if (std::strcmp(msg, "transport_play") == 0)

  1860.     {

  1861.         fEngine->transportPlay();

  1862.     }

  1863.     else if (std::strcmp(msg, "transport_pause") == 0)

  1864.     {

  1865.         fEngine->transportPause();

  1866.     }

  1867.     else if (std::strcmp(msg, "transport_bpm") == 0)

  1868.     {

  1869.         double bpm;

  1870. 

  1871.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsDouble(bpm), true);

  1872. 

  1873.         fEngine->transportBPM(bpm);

  1874.     }

  1875.     else if (std::strcmp(msg, "transport_relocate") == 0)

  1876.     {

  1877.         uint64_t frame;

  1878. 

  1879.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsULong(frame), true);

  1880. 

  1881.         fEngine->transportRelocate(frame);

  1882.     }

  1883.     else if (std::strcmp(msg, "add_plugin") == 0)

  1884.     {

  1885.         uint32_t btype, ptype;

  1886.         const char* filename = nullptr;

  1887.         const char* name;

  1888.         const char* label;

  1889.         int64_t uniqueId;

  1890.         uint options;

  1891. 

  1892.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(btype), true);

  1893.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(ptype), true);

  1894.         readNextLineAsString(filename, true); // can be null

  1895.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(name, true), true);

  1896.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(label, true), true);

  1897.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsLong(uniqueId), true);

  1898.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(options), true);

  1899. 

  1900.         if (filename != nullptr && std::strcmp(filename, "(null)") == 0)

  1901.         {

  1902.             delete[] filename;

  1903.             filename = nullptr;

  1904.         }

  1905. 

  1906.         if (std::strcmp(name, "(null)") == 0)

  1907.         {

  1908.             delete[] name;

  1909.             name = nullptr;

  1910.         }

  1911. 

  1912.         ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype),

  1913.                                 filename, name, label, uniqueId, nullptr, options);

  1914. 

  1915.         if (filename != nullptr)

  1916.             delete[] filename;

  1917.         if (name != nullptr)

  1918.             delete[] name;

  1919.         delete[] label;

  1920. 

  1921.         fEngine->reloadFromUI();

  1922.     }

  1923.     else if (std::strcmp(msg, "remove_plugin") == 0)

  1924.     {

  1925.         uint32_t pluginId;

  1926. 

  1927.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1928. 

  1929.         ok = fEngine->removePlugin(pluginId);

  1930.         fEngine->reloadFromUI();

  1931.     }

  1932.     else if (std::strcmp(msg, "remove_all_plugins") == 0)

  1933.     {

  1934.         ok = fEngine->removeAllPlugins();

  1935.         fEngine->reloadFromUI();

  1936.     }

  1937.     else if (std::strcmp(msg, "rename_plugin") == 0)

  1938.     {

  1939.         uint32_t pluginId;

  1940.         const char* newName;

  1941. 

  1942.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1943.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(newName, false), true);

  1944. 

  1945.         ok = fEngine->renamePlugin(pluginId, newName);

  1946.     }

  1947.     else if (std::strcmp(msg, "clone_plugin") == 0)

  1948.     {

  1949.         uint32_t pluginId;

  1950. 

  1951.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1952. 

  1953.         ok = fEngine->clonePlugin(pluginId);

  1954.     }

  1955.     else if (std::strcmp(msg, "replace_plugin") == 0)

  1956.     {

  1957.         uint32_t pluginId;

  1958. 

  1959.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1960. 

  1961.         ok = fEngine->replacePlugin(pluginId);

  1962.     }

  1963.     else if (std::strcmp(msg, "switch_plugins") == 0)

  1964.     {

  1965.         uint32_t pluginIdA, pluginIdB;

  1966. 

  1967.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdA), true);

  1968.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdB), true);

  1969. 

  1970.         ok = fEngine->switchPlugins(pluginIdA, pluginIdB);

  1971.         fEngine->reloadFromUI();

  1972.     }

  1973.     else if (std::strcmp(msg, "load_plugin_state") == 0)

  1974.     {

  1975.         uint32_t pluginId;

  1976.         const char* filename;

  1977. 

  1978.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1979.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1980. 

  1981.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  1982.         {

  1983.             plugin->loadStateFromFile(filename);

  1984.             _updateParamValues(plugin, pluginId, false, true);

  1985.         }

  1986.     }

  1987.     else if (std::strcmp(msg, "save_plugin_state") == 0)

  1988.     {

  1989.         uint32_t pluginId;

  1990.         const char* filename;

  1991. 

  1992.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1993.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1994. 

  1995.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  1996.             plugin->saveStateToFile(filename);

  1997.     }

  1998.     else if (std::strcmp(msg, "set_option") == 0)

  1999.     {

  2000.         uint32_t pluginId, option;

  2001.         bool yesNo;

  2002. 

  2003.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2004.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  2005.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2006. 

  2007.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2008.             plugin->setOption(option, yesNo, false);

  2009.     }

  2010.     else if (std::strcmp(msg, "set_active") == 0)

  2011.     {

  2012.         uint32_t pluginId;

  2013.         bool onOff;

  2014. 

  2015.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2016.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(onOff), true);

  2017. 

  2018.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2019.             plugin->setActive(onOff, true, false);

  2020.     }

  2021.     else if (std::strcmp(msg, "set_drywet") == 0)

  2022.     {

  2023.         uint32_t pluginId;

  2024.         float value;

  2025. 

  2026.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2027.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2028. 

  2029.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2030.             plugin->setDryWet(value, true, false);

  2031.     }

  2032.     else if (std::strcmp(msg, "set_volume") == 0)

  2033.     {

  2034.         uint32_t pluginId;

  2035.         float value;

  2036. 

  2037.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2038.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2039. 

  2040.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2041.             plugin->setVolume(value, true, false);

  2042.     }

  2043.     else if (std::strcmp(msg, "set_balance_left") == 0)

  2044.     {

  2045.         uint32_t pluginId;

  2046.         float value;

  2047. 

  2048.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2049.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2050. 

  2051.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2052.             plugin->setBalanceLeft(value, true, false);

  2053.     }

  2054.     else if (std::strcmp(msg, "set_balance_right") == 0)

  2055.     {

  2056.         uint32_t pluginId;

  2057.         float value;

  2058. 

  2059.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2060.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2061. 

  2062.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2063.             plugin->setBalanceRight(value, true, false);

  2064.     }

  2065.     else if (std::strcmp(msg, "set_panning") == 0)

  2066.     {

  2067.         uint32_t pluginId;

  2068.         float value;

  2069. 

  2070.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2071.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2072. 

  2073.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2074.             plugin->setPanning(value, true, false);

  2075.     }

  2076.     else if (std::strcmp(msg, "set_ctrl_channel") == 0)

  2077.     {

  2078.         uint32_t pluginId;

  2079.         int32_t channel;

  2080. 

  2081.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2082.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(channel), true);

  2083.         CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS, true);

  2084. 

  2085.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2086.             plugin->setCtrlChannel(int8_t(channel), true, false);

  2087.     }

  2088.     else if (std::strcmp(msg, "set_parameter_value") == 0)

  2089.     {

  2090.         uint32_t pluginId, parameterId;

  2091.         float value;

  2092. 

  2093.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2094.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2095.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2096. 

  2097.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2098.         {

  2099.             plugin->setParameterValue(parameterId, value, true, true, false);

  2100.             fEngine->setParameterValueFromUI(pluginId, parameterId, value);

  2101.         }

  2102.     }

  2103.     else if (std::strcmp(msg, "set_parameter_midi_channel") == 0)

  2104.     {

  2105.         uint32_t pluginId, parameterId, channel;

  2106. 

  2107.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2108.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2109.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2110.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2111. 

  2112.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2113.             plugin->setParameterMidiChannel(parameterId, static_cast<uint8_t>(channel), true, false);

  2114.     }

  2115.     else if (std::strcmp(msg, "set_parameter_mapped_control_index") == 0)

  2116.     {

  2117.         uint32_t pluginId, parameterId;

  2118.         int32_t ctrl;

  2119. 

  2120.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2121.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2122.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(ctrl), true);

  2123.         CARLA_SAFE_ASSERT_RETURN(ctrl >= CONTROL_INDEX_NONE && ctrl <= CONTROL_INDEX_MAX_ALLOWED, true);

  2124. 

  2125.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2126.             plugin->setParameterMappedControlIndex(parameterId, static_cast<int16_t>(ctrl), true, false);

  2127.     }

  2128.     else if (std::strcmp(msg, "set_parameter_mapped_range") == 0)

  2129.     {

  2130.         uint32_t pluginId, parameterId;

  2131.         float minimum, maximum;

  2132. 

  2133.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2134.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2135.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(minimum), true);

  2136.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(maximum), true);

  2137. 

  2138.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2139.             plugin->setParameterMappedRange(parameterId, minimum, maximum, true, false);

  2140.     }

  2141.     else if (std::strcmp(msg, "set_parameter_touch") == 0)

  2142.     {

  2143.         uint32_t pluginId, parameterId;

  2144.         bool touching;

  2145. 

  2146.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2147.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2148.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(touching), true);

  2149. 

  2150.         if (fEngine->getPlugin(pluginId) != nullptr)

  2151.             fEngine->setParameterTouchFromUI(pluginId, parameterId, touching);

  2152.     }

  2153.     else if (std::strcmp(msg, "set_program") == 0)

  2154.     {

  2155.         uint32_t pluginId;

  2156.         int32_t index;

  2157. 

  2158.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2159.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2160. 

  2161.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2162.         {

  2163.             plugin->setProgram(index, true, true, false);

  2164.             _updateParamValues(plugin, pluginId, true, true);

  2165.         }

  2166.     }

  2167.     else if (std::strcmp(msg, "set_midi_program") == 0)

  2168.     {

  2169.         uint32_t pluginId;

  2170.         int32_t index;

  2171. 

  2172.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2173.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2174. 

  2175.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2176.         {

  2177.             plugin->setMidiProgram(index, true, true, false);

  2178.             _updateParamValues(plugin, pluginId, true, true);

  2179.         }

  2180.     }

  2181.     else if (std::strcmp(msg, "set_custom_data") == 0)

  2182.     {

  2183.         uint32_t pluginId;

  2184.         const char* type;

  2185.         const char* key;

  2186.         const char* value;

  2187. 

  2188.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2189.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(type, true), true);

  2190.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(key, true), true);

  2191.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(value, false), true);

  2192. 

  2193.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2194.             plugin->setCustomData(type, key, value, true);

  2195. 

  2196.         delete[] type;

  2197.         delete[] key;

  2198.     }

  2199.     else if (std::strcmp(msg, "set_chunk_data") == 0)

  2200.     {

  2201.         uint32_t pluginId;

  2202.         const char* cdata;

  2203. 

  2204.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2205.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(cdata, false), true);

  2206. 

  2207.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2208.         {

  2209.             std::vector<uint8_t> chunk(carla_getChunkFromBase64String(cdata));

  2210. #ifdef CARLA_PROPER_CPP11_SUPPORT

  2211.             plugin->setChunkData(chunk.data(), chunk.size());

  2212. #else

  2213.             plugin->setChunkData(&chunk.front(), chunk.size());

  2214. #endif

  2215.             _updateParamValues(plugin, pluginId, false, true);

  2216.         }

  2217.     }

  2218.     else if (std::strcmp(msg, "prepare_for_save") == 0)

  2219.     {

  2220.         uint32_t pluginId;

  2221. 

  2222.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2223. 

  2224.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2225.             plugin->prepareForSave();

  2226.     }

  2227.     else if (std::strcmp(msg, "reset_parameters") == 0)

  2228.     {

  2229.         uint32_t pluginId;

  2230. 

  2231.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2232. 

  2233.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2234.         {

  2235.             plugin->resetParameters();

  2236.             _updateParamValues(plugin, pluginId, false, true);

  2237.         }

  2238.     }

  2239.     else if (std::strcmp(msg, "randomize_parameters") == 0)

  2240.     {

  2241.         uint32_t pluginId;

  2242. 

  2243.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2244. 

  2245.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2246.         {

  2247.             plugin->randomizeParameters();

  2248.             _updateParamValues(plugin, pluginId, false, true);

  2249.         }

  2250.     }

  2251.     else if (std::strcmp(msg, "send_midi_note") == 0)

  2252.     {

  2253.         uint32_t pluginId, channel, note, velocity;

  2254. 

  2255.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2256.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2257.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(note), true);

  2258.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(velocity), true);

  2259.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2260.         CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  2261.         CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  2262. 

  2263.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2264.             plugin->sendMidiSingleNote(static_cast<uint8_t>(channel), static_cast<uint8_t>(note), static_cast<uint8_t>(velocity), true, true, false);

  2265.     }

  2266.     else if (std::strcmp(msg, "show_custom_ui") == 0)

  2267.     {

  2268.         uint32_t pluginId;

  2269.         bool yesNo;

  2270. 

  2271.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2272.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2273. 

  2274.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2275.             plugin->showCustomUI(yesNo);

  2276.     }

  2277.     else

  2278.     {

  2279.         carla_stderr("CarlaEngineNativeUI::msgReceived : %s", msg);

  2280.         return false;

  2281.     }

  2282. 

  2283.     if (! ok)

  2284.     {

  2285.         const CarlaMutexLocker cml(getPipeLock());

  2286. 

  2287.         if (writeMessage("error\n", 6) && writeAndFixMessage(fEngine->getLastError()))

  2288.             flushMessages();

  2289.     }

  2290. 

  2291.     return true;

  2292. }

  2293. 

  2294. void CarlaEngineNativeUI::_updateParamValues(CarlaPlugin* const plugin, const uint32_t pluginId,

  2295.                                              const bool sendCallback, const bool sendPluginHost) const noexcept

  2296. {

  2297.     float value;

  2298. 

  2299.     for (uint32_t i=0, count=plugin->getParameterCount(); i<count; ++i) {

  2300.         value = plugin->getParameterValue(i);

  2301. 

  2302.         if (sendCallback) {

  2303.             fEngine->callback(true, true,

  2304.                               ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  2305.                               pluginId,

  2306.                               static_cast<int>(i),

  2307.                               0, 0,

  2308.                               value,

  2309.                               nullptr);

  2310.         }

  2311. 

  2312.         if (sendPluginHost) {

  2313.             carla_stdout("_updateParamValues");

  2314.             fEngine->setParameterValueFromUI(pluginId, i, value);

  2315.         }

  2316.     }

  2317. }

  2318. 

  2319. // -----------------------------------------------------------------------

  2320. 

  2321. static const NativePluginDescriptor carlaRackDesc = {

  2322.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2323.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2324.                                                   |NATIVE_PLUGIN_HAS_UI

  2325.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2326.                                                   |NATIVE_PLUGIN_USES_STATE

  2327.                                                   |NATIVE_PLUGIN_USES_TIME

  2328.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2329.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2330.     /* audioIns  */ 2,

  2331.     /* audioOuts */ 2,

  2332.     /* midiIns   */ 1,

  2333.     /* midiOuts  */ 1,

  2334.     /* paramIns  */ kNumInParams,

  2335.     /* paramOuts */ kNumOutParams,

  2336.     /* name      */ "Carla-Rack",

  2337.     /* label     */ "carlarack",

  2338.     /* maker     */ "falkTX",

  2339.     /* copyright */ "GNU GPL v2+",

  2340.     CarlaEngineNative::_instantiateRack,

  2341.     CarlaEngineNative::_cleanup,

  2342.     CarlaEngineNative::_get_parameter_count,

  2343.     CarlaEngineNative::_get_parameter_info,

  2344.     CarlaEngineNative::_get_parameter_value,

  2345.     /* _get_midi_program_count */ nullptr,

  2346.     /* _get_midi_program_info  */ nullptr,

  2347.     CarlaEngineNative::_set_parameter_value,

  2348.     /* _set_midi_program       */ nullptr,

  2349.     /* _set_custom_data        */ nullptr,

  2350.     CarlaEngineNative::_ui_show,

  2351.     CarlaEngineNative::_ui_idle,

  2352.     CarlaEngineNative::_ui_set_parameter_value,

  2353.     /* _ui_set_midi_program    */ nullptr,

  2354.     /* _ui_set_custom_data     */ nullptr,

  2355.     CarlaEngineNative::_activate,

  2356.     CarlaEngineNative::_deactivate,

  2357.     CarlaEngineNative::_process,

  2358.     CarlaEngineNative::_get_state,

  2359.     CarlaEngineNative::_set_state,

  2360.     CarlaEngineNative::_dispatcher,

  2361.     /* _render_inline_dsplay */ nullptr,

  2362.     /* cvIns  */ 0,

  2363.     /* cvOuts */ 0,

  2364.     /* _get_buffer_port_name */ nullptr,

  2365.     /* _get_buffer_port_range */ nullptr,

  2366.     /* ui_width   */ kUiWidth,

  2367.     /* ui_height  */ kUiHeight

  2368. };

  2369. 

  2370. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2371.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2372.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2373.                                                   |NATIVE_PLUGIN_HAS_UI

  2374.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2375.                                                   |NATIVE_PLUGIN_USES_STATE

  2376.                                                   |NATIVE_PLUGIN_USES_TIME

  2377.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2378.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2379.     /* audioIns  */ 2,

  2380.     /* audioOuts */ 2,

  2381.     /* midiIns   */ 1,

  2382.     /* midiOuts  */ 0,

  2383.     /* paramIns  */ kNumInParams,

  2384.     /* paramOuts */ kNumOutParams,

  2385.     /* name      */ "Carla-Rack (no midi out)",

  2386.     /* label     */ "carlarack-nomidiout",

  2387.     /* maker     */ "falkTX",

  2388.     /* copyright */ "GNU GPL v2+",

  2389.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2390.     CarlaEngineNative::_cleanup,

  2391.     CarlaEngineNative::_get_parameter_count,

  2392.     CarlaEngineNative::_get_parameter_info,

  2393.     CarlaEngineNative::_get_parameter_value,

  2394.     /* _get_midi_program_count */ nullptr,

  2395.     /* _get_midi_program_info  */ nullptr,

  2396.     CarlaEngineNative::_set_parameter_value,

  2397.     /* _set_midi_program       */ nullptr,

  2398.     /* _set_custom_data        */ nullptr,

  2399.     CarlaEngineNative::_ui_show,

  2400.     CarlaEngineNative::_ui_idle,

  2401.     CarlaEngineNative::_ui_set_parameter_value,

  2402.     /* _ui_set_midi_program    */ nullptr,

  2403.     /* _ui_set_custom_data     */ nullptr,

  2404.     CarlaEngineNative::_activate,

  2405.     CarlaEngineNative::_deactivate,

  2406.     CarlaEngineNative::_process,

  2407.     CarlaEngineNative::_get_state,

  2408.     CarlaEngineNative::_set_state,

  2409.     CarlaEngineNative::_dispatcher,

  2410.     /* _render_inline_dsplay */ nullptr,

  2411.     /* cvIns  */ 0,

  2412.     /* cvOuts */ 0,

  2413.     /* _get_buffer_port_name */ nullptr,

  2414.     /* _get_buffer_port_range */ nullptr,

  2415.     /* ui_width   */ kUiWidth,

  2416.     /* ui_height  */ kUiHeight

  2417. };

  2418. 

  2419. static const NativePluginDescriptor carlaPatchbayDesc = {

  2420.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2421.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2422.                                                   |NATIVE_PLUGIN_HAS_UI

  2423.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2424.                                                   |NATIVE_PLUGIN_USES_STATE

  2425.                                                   |NATIVE_PLUGIN_USES_TIME

  2426.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2427.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2428.     /* audioIns  */ 2,

  2429.     /* audioOuts */ 2,

  2430.     /* midiIns   */ 1,

  2431.     /* midiOuts  */ 1,

  2432.     /* paramIns  */ kNumInParams,

  2433.     /* paramOuts */ kNumOutParams,

  2434.     /* name      */ "Carla-Patchbay",

  2435.     /* label     */ "carlapatchbay",

  2436.     /* maker     */ "falkTX",

  2437.     /* copyright */ "GNU GPL v2+",

  2438.     CarlaEngineNative::_instantiatePatchbay,

  2439.     CarlaEngineNative::_cleanup,

  2440.     CarlaEngineNative::_get_parameter_count,

  2441.     CarlaEngineNative::_get_parameter_info,

  2442.     CarlaEngineNative::_get_parameter_value,

  2443.     /* _get_midi_program_count */ nullptr,

  2444.     /* _get_midi_program_info  */ nullptr,

  2445.     CarlaEngineNative::_set_parameter_value,

  2446.     /* _set_midi_program       */ nullptr,

  2447.     /* _set_custom_data        */ nullptr,

  2448.     CarlaEngineNative::_ui_show,

  2449.     CarlaEngineNative::_ui_idle,

  2450.     CarlaEngineNative::_ui_set_parameter_value,

  2451.     /* _ui_set_midi_program    */ nullptr,

  2452.     /* _ui_set_custom_data     */ nullptr,

  2453.     CarlaEngineNative::_activate,

  2454.     CarlaEngineNative::_deactivate,

  2455.     CarlaEngineNative::_process,

  2456.     CarlaEngineNative::_get_state,

  2457.     CarlaEngineNative::_set_state,

  2458.     CarlaEngineNative::_dispatcher,

  2459.     /* _render_inline_dsplay */ nullptr,

  2460.     /* cvIns  */ 0,

  2461.     /* cvOuts */ 0,

  2462.     /* _get_buffer_port_name */ nullptr,

  2463.     /* _get_buffer_port_range */ nullptr,

  2464.     /* ui_width   */ kUiWidth,

  2465.     /* ui_height  */ kUiHeight

  2466. };

  2467. 

  2468. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2469.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2470.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2471.                                                   |NATIVE_PLUGIN_HAS_UI

  2472.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2473.                                                   |NATIVE_PLUGIN_USES_STATE

  2474.                                                   |NATIVE_PLUGIN_USES_TIME

  2475.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2476.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2477.     /* audioIns  */ 3,

  2478.     /* audioOuts */ 2,

  2479.     /* midiIns   */ 1,

  2480.     /* midiOuts  */ 1,

  2481.     /* paramIns  */ kNumInParams,

  2482.     /* paramOuts */ kNumOutParams,

  2483.     /* name      */ "Carla-Patchbay (sidechain)",

  2484.     /* label     */ "carlapatchbay3s",

  2485.     /* maker     */ "falkTX",

  2486.     /* copyright */ "GNU GPL v2+",

  2487.     CarlaEngineNative::_instantiatePatchbay3s,

  2488.     CarlaEngineNative::_cleanup,

  2489.     CarlaEngineNative::_get_parameter_count,

  2490.     CarlaEngineNative::_get_parameter_info,

  2491.     CarlaEngineNative::_get_parameter_value,

  2492.     /* _get_midi_program_count */ nullptr,

  2493.     /* _get_midi_program_info  */ nullptr,

  2494.     CarlaEngineNative::_set_parameter_value,

  2495.     /* _set_midi_program       */ nullptr,

  2496.     /* _set_custom_data        */ nullptr,

  2497.     CarlaEngineNative::_ui_show,

  2498.     CarlaEngineNative::_ui_idle,

  2499.     CarlaEngineNative::_ui_set_parameter_value,

  2500.     /* _ui_set_midi_program    */ nullptr,

  2501.     /* _ui_set_custom_data     */ nullptr,

  2502.     CarlaEngineNative::_activate,

  2503.     CarlaEngineNative::_deactivate,

  2504.     CarlaEngineNative::_process,

  2505.     CarlaEngineNative::_get_state,

  2506.     CarlaEngineNative::_set_state,

  2507.     CarlaEngineNative::_dispatcher,

  2508.     /* _render_inline_dsplay */ nullptr,

  2509.     /* cvIns  */ 0,

  2510.     /* cvOuts */ 0,

  2511.     /* _get_buffer_port_name */ nullptr,

  2512.     /* _get_buffer_port_range */ nullptr,

  2513.     /* ui_width   */ kUiWidth,

  2514.     /* ui_height  */ kUiHeight

  2515. };

  2516. 

  2517. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2518.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2519.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2520.                                                   |NATIVE_PLUGIN_HAS_UI

  2521.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2522.                                                   |NATIVE_PLUGIN_USES_STATE

  2523.                                                   |NATIVE_PLUGIN_USES_TIME

  2524.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2525.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2526.     /* audioIns  */ 16,

  2527.     /* audioOuts */ 16,

  2528.     /* midiIns   */ 1,

  2529.     /* midiOuts  */ 1,

  2530.     /* paramIns  */ kNumInParams,

  2531.     /* paramOuts */ kNumOutParams,

  2532.     /* name      */ "Carla-Patchbay (16chan)",

  2533.     /* label     */ "carlapatchbay16",

  2534.     /* maker     */ "falkTX",

  2535.     /* copyright */ "GNU GPL v2+",

  2536.     CarlaEngineNative::_instantiatePatchbay16,

  2537.     CarlaEngineNative::_cleanup,

  2538.     CarlaEngineNative::_get_parameter_count,

  2539.     CarlaEngineNative::_get_parameter_info,

  2540.     CarlaEngineNative::_get_parameter_value,

  2541.     /* _get_midi_program_count */ nullptr,

  2542.     /* _get_midi_program_info  */ nullptr,

  2543.     CarlaEngineNative::_set_parameter_value,

  2544.     /* _set_midi_program       */ nullptr,

  2545.     /* _set_custom_data        */ nullptr,

  2546.     CarlaEngineNative::_ui_show,

  2547.     CarlaEngineNative::_ui_idle,

  2548.     CarlaEngineNative::_ui_set_parameter_value,

  2549.     /* _ui_set_midi_program    */ nullptr,

  2550.     /* _ui_set_custom_data     */ nullptr,

  2551.     CarlaEngineNative::_activate,

  2552.     CarlaEngineNative::_deactivate,

  2553.     CarlaEngineNative::_process,

  2554.     CarlaEngineNative::_get_state,

  2555.     CarlaEngineNative::_set_state,

  2556.     CarlaEngineNative::_dispatcher,

  2557.     /* _render_inline_dsplay */ nullptr,

  2558.     /* cvIns  */ 0,

  2559.     /* cvOuts */ 0,

  2560.     /* _get_buffer_port_name */ nullptr,

  2561.     /* _get_buffer_port_range */ nullptr,

  2562.     /* ui_width   */ kUiWidth,

  2563.     /* ui_height  */ kUiHeight

  2564. };

  2565. 

  2566. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2567.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2568.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2569.                                                   |NATIVE_PLUGIN_HAS_UI

  2570.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2571.                                                   |NATIVE_PLUGIN_USES_STATE

  2572.                                                   |NATIVE_PLUGIN_USES_TIME

  2573.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2574.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2575.     /* audioIns  */ 32,

  2576.     /* audioOuts */ 32,

  2577.     /* midiIns   */ 1,

  2578.     /* midiOuts  */ 1,

  2579.     /* paramIns  */ kNumInParams,

  2580.     /* paramOuts */ kNumOutParams,

  2581.     /* name      */ "Carla-Patchbay (32chan)",

  2582.     /* label     */ "carlapatchbay32",

  2583.     /* maker     */ "falkTX",

  2584.     /* copyright */ "GNU GPL v2+",

  2585.     CarlaEngineNative::_instantiatePatchbay32,

  2586.     CarlaEngineNative::_cleanup,

  2587.     CarlaEngineNative::_get_parameter_count,

  2588.     CarlaEngineNative::_get_parameter_info,

  2589.     CarlaEngineNative::_get_parameter_value,

  2590.     /* _get_midi_program_count */ nullptr,

  2591.     /* _get_midi_program_info  */ nullptr,

  2592.     CarlaEngineNative::_set_parameter_value,

  2593.     /* _set_midi_program       */ nullptr,

  2594.     /* _set_custom_data        */ nullptr,

  2595.     CarlaEngineNative::_ui_show,

  2596.     CarlaEngineNative::_ui_idle,

  2597.     CarlaEngineNative::_ui_set_parameter_value,

  2598.     /* _ui_set_midi_program    */ nullptr,

  2599.     /* _ui_set_custom_data     */ nullptr,

  2600.     CarlaEngineNative::_activate,

  2601.     CarlaEngineNative::_deactivate,

  2602.     CarlaEngineNative::_process,

  2603.     CarlaEngineNative::_get_state,

  2604.     CarlaEngineNative::_set_state,

  2605.     CarlaEngineNative::_dispatcher,

  2606.     /* _render_inline_dsplay */ nullptr,

  2607.     /* cvIns  */ 0,

  2608.     /* cvOuts */ 0,

  2609.     /* _get_buffer_port_name */ nullptr,

  2610.     /* _get_buffer_port_range */ nullptr,

  2611.     /* ui_width   */ kUiWidth,

  2612.     /* ui_height  */ kUiHeight

  2613. };

  2614. 

  2615. static const NativePluginDescriptor carlaPatchbay64Desc = {

  2616.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2617.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2618.                                                   |NATIVE_PLUGIN_HAS_UI

  2619.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2620.                                                   |NATIVE_PLUGIN_USES_STATE

  2621.                                                   |NATIVE_PLUGIN_USES_TIME

  2622.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2623.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2624.     /* audioIns  */ 64,

  2625.     /* audioOuts */ 64,

  2626.     /* midiIns   */ 1,

  2627.     /* midiOuts  */ 1,

  2628.     /* paramIns  */ kNumInParams,

  2629.     /* paramOuts */ kNumOutParams,

  2630.     /* name      */ "Carla-Patchbay (64chan)",

  2631.     /* label     */ "carlapatchbay64",

  2632.     /* maker     */ "falkTX",

  2633.     /* copyright */ "GNU GPL v2+",

  2634.     CarlaEngineNative::_instantiatePatchbay64,

  2635.     CarlaEngineNative::_cleanup,

  2636.     CarlaEngineNative::_get_parameter_count,

  2637.     CarlaEngineNative::_get_parameter_info,

  2638.     CarlaEngineNative::_get_parameter_value,

  2639.     /* _get_midi_program_count */ nullptr,

  2640.     /* _get_midi_program_info  */ nullptr,

  2641.     CarlaEngineNative::_set_parameter_value,

  2642.     /* _set_midi_program       */ nullptr,

  2643.     /* _set_custom_data        */ nullptr,

  2644.     CarlaEngineNative::_ui_show,

  2645.     CarlaEngineNative::_ui_idle,

  2646.     CarlaEngineNative::_ui_set_parameter_value,

  2647.     /* _ui_set_midi_program    */ nullptr,

  2648.     /* _ui_set_custom_data     */ nullptr,

  2649.     CarlaEngineNative::_activate,

  2650.     CarlaEngineNative::_deactivate,

  2651.     CarlaEngineNative::_process,

  2652.     CarlaEngineNative::_get_state,

  2653.     CarlaEngineNative::_set_state,

  2654.     CarlaEngineNative::_dispatcher,

  2655.     /* _render_inline_dsplay */ nullptr,

  2656.     /* cvIns  */ 0,

  2657.     /* cvOuts */ 0,

  2658.     /* _get_buffer_port_name */ nullptr,

  2659.     /* _get_buffer_port_range */ nullptr,

  2660.     /* ui_width   */ kUiWidth,

  2661.     /* ui_height  */ kUiHeight

  2662. };

  2663. 

  2664. static const NativePluginDescriptor carlaPatchbayCVDesc = {

  2665.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2666.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2667.                                                   |NATIVE_PLUGIN_HAS_UI

  2668.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2669.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2670.                                                   |NATIVE_PLUGIN_USES_STATE

  2671.                                                   |NATIVE_PLUGIN_USES_TIME

  2672.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2673.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2674.     /* audioIns  */ 2,

  2675.     /* audioOuts */ 2,

  2676.     /* midiIns   */ 1,

  2677.     /* midiOuts  */ 1,

  2678.     /* paramIns  */ kNumInParams,

  2679.     /* paramOuts */ kNumOutParams,

  2680.     /* name      */ "Carla-Patchbay (CV)",

  2681.     /* label     */ "carlapatchbaycv",

  2682.     /* maker     */ "falkTX",

  2683.     /* copyright */ "GNU GPL v2+",

  2684.     CarlaEngineNative::_instantiatePatchbayCV,

  2685.     CarlaEngineNative::_cleanup,

  2686.     CarlaEngineNative::_get_parameter_count,

  2687.     CarlaEngineNative::_get_parameter_info,

  2688.     CarlaEngineNative::_get_parameter_value,

  2689.     /* _get_midi_program_count */ nullptr,

  2690.     /* _get_midi_program_info  */ nullptr,

  2691.     CarlaEngineNative::_set_parameter_value,

  2692.     /* _set_midi_program       */ nullptr,

  2693.     /* _set_custom_data        */ nullptr,

  2694.     CarlaEngineNative::_ui_show,

  2695.     CarlaEngineNative::_ui_idle,

  2696.     CarlaEngineNative::_ui_set_parameter_value,

  2697.     /* _ui_set_midi_program    */ nullptr,

  2698.     /* _ui_set_custom_data     */ nullptr,

  2699.     CarlaEngineNative::_activate,

  2700.     CarlaEngineNative::_deactivate,

  2701.     CarlaEngineNative::_process,

  2702.     CarlaEngineNative::_get_state,

  2703.     CarlaEngineNative::_set_state,

  2704.     CarlaEngineNative::_dispatcher,

  2705.     /* _render_inline_dsplay */ nullptr,

  2706.     /* cvIns  */ 5,

  2707.     /* cvOuts */ 5,

  2708.     /* _get_buffer_port_name */ nullptr,

  2709.     /* _get_buffer_port_range */ nullptr,

  2710.     /* ui_width   */ kUiWidth,

  2711.     /* ui_height  */ kUiHeight

  2712. };

  2713. 

  2714. CARLA_BACKEND_END_NAMESPACE

  2715. 

  2716. // -----------------------------------------------------------------------

  2717. 

  2718. CARLA_EXPORT

  2719. void carla_register_native_plugin_carla();

  2720. 

  2721. void carla_register_native_plugin_carla()

  2722. {

  2723.     CARLA_BACKEND_USE_NAMESPACE;

  2724.     carla_register_native_plugin(&carlaRackDesc);

  2725.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2726.     carla_register_native_plugin(&carlaPatchbayDesc);

  2727.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2728.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2729.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2730.     carla_register_native_plugin(&carlaPatchbay64Desc);

  2731.     carla_register_native_plugin(&carlaPatchbayCVDesc);

  2732. }

  2733. 

  2734. // -----------------------------------------------------------------------

  2735. 

  2736. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2737. {

  2738.     CARLA_BACKEND_USE_NAMESPACE;

  2739.     return &carlaRackDesc;

  2740. }

  2741. 

  2742. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2743. {

  2744.     CARLA_BACKEND_USE_NAMESPACE;

  2745.     return &carlaPatchbayDesc;

  2746. }

  2747. 

  2748. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2749. {

  2750.     CARLA_BACKEND_USE_NAMESPACE;

  2751.     return &carlaPatchbay16Desc;

  2752. }

  2753. 

  2754. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2755. {

  2756.     CARLA_BACKEND_USE_NAMESPACE;

  2757.     return &carlaPatchbay32Desc;

  2758. }

  2759. 

  2760. const NativePluginDescriptor* carla_get_native_patchbay64_plugin()

  2761. {

  2762.     CARLA_BACKEND_USE_NAMESPACE;

  2763.     return &carlaPatchbay64Desc;

  2764. }

  2765. 

  2766. const NativePluginDescriptor* carla_get_native_patchbay_cv_plugin()

  2767. {

  2768.     CARLA_BACKEND_USE_NAMESPACE;

  2769.     return &carlaPatchbayCVDesc;

  2770. }

  2771. 

  2772. // -----------------------------------------------------------------------

  2773. // Extra stuff for linking purposes

  2774. 

  2775. #ifdef CARLA_PLUGIN_EXPORT

  2776. 

  2777. CARLA_BACKEND_START_NAMESPACE

  2778. 

  2779. namespace EngineInit {

  2780. 

  2781. CarlaEngine* newJack() { return nullptr; }

  2782. 

  2783. #ifdef USING_JUCE_AUDIO_DEVICES

  2784. CarlaEngine*       newJuce(const AudioApi)           { return nullptr; }

  2785. uint               getJuceApiCount()                 { return 0;       }

  2786. const char*        getJuceApiName(const uint)        { return nullptr; }

  2787. const char* const* getJuceApiDeviceNames(const uint) { return nullptr; }

  2788. const EngineDriverDeviceInfo* getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2789. bool               showJuceDeviceControlPanel(const uint, const char* const)   { return false; }

  2790. #else

  2791. CarlaEngine*       newRtAudio(const AudioApi)           { return nullptr; }

  2792. uint               getRtAudioApiCount()                 { return 0;       }

  2793. const char*        getRtAudioApiName(const uint)        { return nullptr; }

  2794. const char* const* getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2795. const EngineDriverDeviceInfo* getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2796. #endif

  2797. 

  2798. }

  2799. 

  2800. CARLA_BACKEND_END_NAMESPACE

  2801. 

  2802. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2803. #include "CarlaHostCommon.cpp"

  2804. #include "CarlaPluginUI.cpp"

  2805. #include "CarlaDssiUtils.cpp"

  2806. #include "CarlaMacUtils.cpp"

  2807. #include "CarlaPatchbayUtils.cpp"

  2808. #include "CarlaPipeUtils.cpp"

  2809. #include "CarlaProcessUtils.cpp"

  2810. #include "CarlaStateUtils.cpp"

  2811. 

  2812. #endif

  2813. 

  2814. // -----------------------------------------------------------------------