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Carla
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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_REFCOUNTER_JUCE_MESSAGE_MANAGER

  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_REFCOUNTER_JUCE_MESSAGE_MANAGER

  78. static int numScopedInitInstances = 0;

  79. 

  80. struct ReferenceCountedJuceMessageMessager

  81. {

  82.     ReferenceCountedJuceMessageMessager()

  83.     {

  84.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  85.     }

  86. 

  87.     ~ReferenceCountedJuceMessageMessager()

  88.     {

  89.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  90.     }

  91. 

  92.     void incRef()

  93.     {

  94.         if (numScopedInitInstances++ == 0)

  95.         {

  96.             juce::initialiseJuce_GUI();

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

  98.         }

  99.     }

  100. 

  101.     void decRef()

  102.     {

  103.         if (--numScopedInitInstances == 0)

  104.         {

  105.             juce::shutdownJuce_GUI();

  106.         }

  107.     }

  108. };

  109. #endif

  110. 

  111. // -----------------------------------------------------------------------

  112. 

  113. class CarlaEngineNative;

  114. 

  115. class CarlaEngineNativeUI : public CarlaExternalUI

  116. {

  117. public:

  118.     CarlaEngineNativeUI(CarlaEngineNative* const engine)

  119.         : fEngine(engine)

  120.     {

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

  122.     }

  123. 

  124.     ~CarlaEngineNativeUI() noexcept override

  125.     {

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

  127.     }

  128. 

  129. protected:

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

  131. 

  132. private:

  133.     CarlaEngineNative* const fEngine;

  134. 

  135.     void _updateParamValues(const CarlaPluginPtr& plugin,

  136.                             uint32_t pluginId,

  137.                             bool sendCallback, bool sendPluginHost) const noexcept;

  138. 

  139.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  140. };

  141. 

  142. // -----------------------------------------------------------------------

  143. 

  144. class CarlaEngineNative : public CarlaEngine

  145. {

  146. public:

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

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

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

  150.         : CarlaEngine(),

  151.           pHost(host),

  152. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

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

  154.           kNeedsJuceEvents(host->dispatcher(pHost->handle,

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

  156.           fJuceMsgMgr(),

  157. #endif

  158.           kIsPatchbay(isPatchbay),

  159.           kHasMidiOut(withMidiOut),

  160.           fIsActive(false),

  161.           fIsRunning(false),

  162.           fUiServer(this),

  163.           fLastScaleFactor(1.0f),

  164.           fLastProjectFolder(),

  165.           fPluginDeleterMutex(),

  166.           fOptionsForced(false)

  167.     {

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

  169. 

  170.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

  171. 

  172. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  173.         if (kNeedsJuceEvents)

  174.             fJuceMsgMgr->incRef();

  175. #endif

  176. 

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

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

  179.         pData->initTime(nullptr);

  180. 

  181. #ifndef BUILD_BRIDGE

  182.         // Forced OSC setup when running as plugin

  183.         pData->options.oscEnabled = true;

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

  185.         pData->options.oscPortUDP = 0;

  186. #endif

  187. 

  188.         if (outChan == 0)

  189.             outChan = inChan;

  190. 

  191.         // set-up engine

  192.         if (kIsPatchbay)

  193.         {

  194.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  195.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  196.             pData->options.forceStereo         = false;

  197.             pData->options.preferPluginBridges = false;

  198.             pData->options.preferUiBridges     = false;

  199.             init("Carla-Patchbay");

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

  201.         }

  202.         else

  203.         {

  204.             CARLA_SAFE_ASSERT(inChan == 2);

  205.             CARLA_SAFE_ASSERT(outChan == 2);

  206.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  207.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  208.             pData->options.forceStereo         = true;

  209.             pData->options.preferPluginBridges = false;

  210.             pData->options.preferUiBridges     = false;

  211.             init("Carla-Rack");

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

  213.         }

  214. 

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

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

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

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

  219. 

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

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

  222.     }

  223. 

  224.     ~CarlaEngineNative() override

  225.     {

  226.         CARLA_SAFE_ASSERT(! fIsActive);

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

  228. 

  229.         pData->aboutToClose = true;

  230.         fIsRunning = false;

  231. 

  232.         removeAllPlugins();

  233.         //runPendingRtEvents();

  234.         close();

  235. 

  236.         pData->graph.destroy();

  237. 

  238. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  239.         if (kNeedsJuceEvents)

  240.             fJuceMsgMgr->decRef();

  241. #endif

  242. 

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

  244.     }

  245. 

  246.     // -------------------------------------

  247.     // CarlaEngine virtual calls

  248. 

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

  250.     {

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

  252. 

  253.         fIsRunning = true;

  254. 

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

  256.         {

  257.             close();

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

  259.             return false;

  260.         }

  261. 

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

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

  264. 

  265.         return true;

  266.     }

  267. 

  268.     bool close() override

  269.     {

  270.         fIsRunning = false;

  271.         CarlaEngine::close();

  272.         return true;

  273.     }

  274. 

  275.     bool isRunning() const noexcept override

  276.     {

  277.         return fIsRunning;

  278.     }

  279. 

  280.     bool isOffline() const noexcept override

  281.     {

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

  283.     }

  284. 

  285.     bool usesConstantBufferSize() const noexcept override

  286.     {

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

  288.         return true;

  289.     }

  290. 

  291.     EngineType getType() const noexcept override

  292.     {

  293.         return kEngineTypePlugin;

  294.     }

  295. 

  296.     const char* getCurrentDriverName() const noexcept override

  297.     {

  298.         return "Plugin";

  299.     }

  300. 

  301.     const char* getCurrentProjectFolder() const noexcept override

  302.     {

  303.         CARLA_SAFE_ASSERT_RETURN(pHost != nullptr, nullptr);

  304. 

  305.         static char filetype[] = "carla\0";

  306. 

  307.         try {

  308.             return (const char*)(uintptr_t)pHost->dispatcher(pHost->handle,

  309.                                                              NATIVE_HOST_OPCODE_GET_FILE_PATH,

  310.                                                              0, 0,

  311.                                                              (void*)filetype,

  312.                                                              0.0f);

  313.         } CARLA_SAFE_EXCEPTION_RETURN("get_file_path", nullptr);

  314.     }

  315. 

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

  317.                   const EngineCallbackOpcode action, const uint pluginId,

  318.                   const int value1, const int value2, const int value3,

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

  320.     {

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

  322. 

  323.         if (sendHost)

  324.             uiServerCallback(action, pluginId, value1, value2, value3, valuef, valueStr);

  325. 

  326.         switch (action)

  327.         {

  328.         case ENGINE_CALLBACK_IDLE:

  329.             if (! pData->aboutToClose)

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

  331.             break;

  332. 

  333.         case ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED:

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

  335.             {

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

  337.                 if (_getRealIndexForPluginParameter(pluginId, rindex))

  338.                 {

  339.                     fParameters[rindex] = valuef;

  340. 

  341.                     if (fUiServer.isPipeRunning())

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

  343.                     else

  344.                         carla_stdout("Plugin with id %d triggered parameter %d update while UI is hidden",

  345.                                      pluginId, value1);

  346.                 }

  347.             }

  348.             break;

  349. 

  350.         default:

  351.             break;

  352.         }

  353.     }

  354. 

  355.     const char* runFileCallback(FileCallbackOpcode action,

  356.                                 bool isDir, const char* title, const char* filter) noexcept override

  357.     {

  358.         switch (action)

  359.         {

  360.         case FILE_CALLBACK_DEBUG:

  361.             return nullptr;

  362. 

  363.         case FILE_CALLBACK_OPEN:

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

  365. 

  366.         case FILE_CALLBACK_SAVE:

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

  368.         }

  369. 

  370.         return nullptr;

  371.     }

  372. 

  373.     // -------------------------------------------------------------------

  374. 

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

  376.     {

  377.         setParameterTouchFromUI(id, parameterId, touch);

  378.     }

  379. 

  380.     // -------------------------------------------------------------------

  381. 

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

  383.     {

  384.         uint32_t rindex = index;

  385.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  386.         {

  387.             fParameters[rindex] = value;

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

  389.         }

  390.     }

  391. 

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

  393.     {

  394.         uint32_t rindex = index;

  395.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  396.         {

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

  398.                               NATIVE_HOST_OPCODE_UI_TOUCH_PARAMETER,

  399.                               static_cast<int32_t>(rindex),

  400.                               touch ? 1 : 0,

  401.                               nullptr, 0.0f);

  402.         }

  403.     }

  404. 

  405.     void reloadFromUI()

  406.     {

  407.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

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

  409.     }

  410. 

  411. protected:

  412.     // -------------------------------------------------------------------

  413. 

  414.     void bufferSizeChanged(const uint32_t newBufferSize)

  415.     {

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

  417.             return;

  418. 

  419.         {

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

  421. 

  422.             if (fUiServer.writeMessage("buffer-size\n"))

  423.             {

  424.                 char tmpBuf[STR_MAX+1];

  425.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  426. 

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

  428. 

  429.                 if (fUiServer.writeMessage(tmpBuf))

  430.                     fUiServer.flushMessages();

  431.             }

  432.         }

  433. 

  434.         pData->bufferSize = newBufferSize;

  435.         CarlaEngine::bufferSizeChanged(newBufferSize);

  436.     }

  437. 

  438.     void sampleRateChanged(const double newSampleRate)

  439.     {

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

  441.             return;

  442. 

  443.         {

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

  445. 

  446.             if (fUiServer.writeMessage("sample-rate\n"))

  447.             {

  448.                 char tmpBuf[STR_MAX+1];

  449.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  450. 

  451.                 {

  452.                     const CarlaScopedLocale csl;

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

  454.                 }

  455. 

  456.                 if (fUiServer.writeMessage(tmpBuf))

  457.                     fUiServer.flushMessages();

  458.             }

  459.         }

  460. 

  461.         pData->sampleRate = newSampleRate;

  462.         CarlaEngine::sampleRateChanged(newSampleRate);

  463.     }

  464. 

  465.     // -------------------------------------------------------------------

  466. 

  467.     void uiServerSendPluginInfo(const CarlaPluginPtr& plugin)

  468.     {

  469.         char tmpBuf[STR_MAX+1];

  470.         carla_zeroChars(tmpBuf, STR_MAX+1);

  471. 

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

  473. 

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

  475. 

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

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

  478. 

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

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

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

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

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

  484. 

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

  486.         {

  487.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(filename),);

  488.         }

  489.         else

  490.         {

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

  492.         }

  493. 

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

  495.         {

  496.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(name),);

  497.         }

  498.         else

  499.         {

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

  501.         }

  502. 

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

  504.         {

  505.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(iconName),);

  506.         }

  507.         else

  508.         {

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

  510.         }

  511. 

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

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

  514.         } else {

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

  516.         }

  517. 

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

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

  520.         } else {

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

  522.         }

  523. 

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

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

  526.         } else {

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

  528.         }

  529. 

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

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

  532.         } else {

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

  534.         }

  535. 

  536.         std::snprintf(tmpBuf, STR_MAX, "AUDIO_COUNT_%i:%i:%i\n",

  537.                       pluginId, plugin->getAudioInCount(), plugin->getAudioOutCount());

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

  539. 

  540.         std::snprintf(tmpBuf, STR_MAX, "MIDI_COUNT_%i:%i:%i\n",

  541.                       pluginId, plugin->getMidiInCount(), plugin->getMidiOutCount());

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

  543. 

  544.         fUiServer.flushMessages();

  545.     }

  546. 

  547.     void uiServerSendPluginParameters(const CarlaPluginPtr& plugin)

  548.     {

  549.         char tmpBuf[STR_MAX+1];

  550.         carla_zeroChars(tmpBuf, STR_MAX+1);

  551. 

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

  553.         const CarlaScopedLocale csl;

  554. 

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

  556. 

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

  558.         {

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

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

  561. 

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

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

  564. 

  565.             fUiServer.flushMessages();

  566.         }

  567. 

  568.         uint32_t ins, outs, count;

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

  570.         count = plugin->getParameterCount();

  571. 

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

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

  574. 

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

  576.         {

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

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

  579. 

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

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

  582. 

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

  584.                                                             paramData.mappedControlIndex, paramData.midiChannel);

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

  586. 

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

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

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

  590. 

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

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

  593.             } else {

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

  595.             }

  596. 

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

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

  599.             } else {

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

  601.             }

  602. 

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

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

  605.             } else {

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

  607.             }

  608. 

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

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

  611.             } else {

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

  613.             }

  614. 

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

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

  617. 

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

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

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

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

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

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

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

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

  626. 

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

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

  629. 

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

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

  632.         }

  633. 

  634.         fUiServer.flushMessages();

  635.     }

  636. 

  637.     void uiServerSendPluginPrograms(const CarlaPluginPtr& plugin)

  638.     {

  639.         char tmpBuf[STR_MAX+1];

  640.         carla_zeroChars(tmpBuf, STR_MAX+1);

  641. 

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

  643. 

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

  645. 

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

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

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

  649. 

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

  651.         {

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

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

  654. 

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

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

  657.             } else {

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

  659.             }

  660.         }

  661. 

  662.         fUiServer.flushMessages();

  663. 

  664.         count = plugin->getMidiProgramCount();

  665.         std::snprintf(tmpBuf, STR_MAX, "MIDI_PROGRAM_COUNT_%i:%i:%i\n",

  666.                       pluginId, count, plugin->getCurrentMidiProgram());

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

  668. 

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

  670.         {

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

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

  673. 

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

  675. 

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

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

  678. 

  679.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(mpData.name),);

  680.         }

  681. 

  682.         fUiServer.flushMessages();

  683.     }

  684. 

  685.     void uiServerSendPluginProperties(const CarlaPluginPtr& plugin)

  686.     {

  687.         char tmpBuf[STR_MAX+1];

  688.         carla_zeroChars(tmpBuf, STR_MAX+1);

  689. 

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

  691. 

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

  693. 

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

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

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

  697. 

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

  699.         {

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

  701.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  702. 

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

  704.                 continue;

  705. 

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

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

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

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

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

  711.         }

  712. 

  713.         fUiServer.flushMessages();

  714.     }

  715. 

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

  717.                           const int value1, const int value2, const int value3,

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

  719.     {

  720.         if (! fIsRunning)

  721.             return;

  722.         if (! fUiServer.isPipeRunning())

  723.             return;

  724. 

  725.         switch (action)

  726.         {

  727.         case ENGINE_CALLBACK_UPDATE:

  728.             if (const CarlaPluginPtr plugin = getPlugin(pluginId))

  729.             {

  730.                 if (plugin->isEnabled())

  731.                 {

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

  733.                     uiServerSendPluginProperties(plugin);

  734.                 }

  735.             }

  736.             break;

  737. 

  738.         case ENGINE_CALLBACK_RELOAD_INFO:

  739.             if (const CarlaPluginPtr plugin = getPlugin(pluginId))

  740.             {

  741.                 if (plugin->isEnabled())

  742.                 {

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

  744.                     uiServerSendPluginInfo(plugin);

  745.                 }

  746.             }

  747.             break;

  748. 

  749.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  750.             if (const CarlaPluginPtr plugin = getPlugin(pluginId))

  751.             {

  752.                 if (plugin->isEnabled())

  753.                 {

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

  755.                     uiServerSendPluginParameters(plugin);

  756.                 }

  757.             }

  758.             break;

  759. 

  760.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  761.             if (const CarlaPluginPtr plugin = getPlugin(pluginId))

  762.             {

  763.                 if (plugin->isEnabled())

  764.                 {

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

  766.                     uiServerSendPluginPrograms(plugin);

  767.                 }

  768.             }

  769.             break;

  770. 

  771.         case ENGINE_CALLBACK_RELOAD_ALL:

  772.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  773.         case ENGINE_CALLBACK_PLUGIN_RENAMED:

  774.             if (const CarlaPluginPtr plugin = getPlugin(pluginId))

  775.             {

  776.                 if (plugin->isEnabled())

  777.                 {

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

  779.                     uiServerSendPluginInfo(plugin);

  780.                     uiServerSendPluginParameters(plugin);

  781.                     uiServerSendPluginPrograms(plugin);

  782.                     uiServerSendPluginProperties(plugin);

  783.                 }

  784.             }

  785.             break;

  786. 

  787.         default:

  788.             break;

  789.         }

  790. 

  791.         char tmpBuf[STR_MAX+1];

  792.         carla_zeroChars(tmpBuf, STR_MAX+1);

  793. 

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

  795. 

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

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

  798. 

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

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

  801. 

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

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

  804. 

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

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

  807. 

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

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

  810. 

  811.         {

  812.             const CarlaScopedLocale csl;

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

  814.         }

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

  816. 

  817.         if (valueStr != nullptr) {

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

  819.         } else {

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

  821.         }

  822. 

  823.         fUiServer.flushMessages();

  824.     }

  825. 

  826.     void uiServerInfo()

  827.     {

  828.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  830. 

  831.         char tmpBuf[STR_MAX+1];

  832.         carla_zeroChars(tmpBuf, STR_MAX+1);

  833. 

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

  835. 

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

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

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

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

  840. #endif

  841. 

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

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

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

  845. 

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

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

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

  849. 

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

  851.         {

  852.             const CarlaScopedLocale csl;

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

  854.         }

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

  856. 

  857.         fUiServer.flushMessages();

  858.     }

  859. 

  860.     void uiServerOptions()

  861.     {

  862.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  864. 

  865.         char tmpBuf[STR_MAX+1];

  866.         carla_zeroChars(tmpBuf, STR_MAX+1);

  867. 

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

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

  870. 

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

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

  873. 

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

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

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

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

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

  879.         fUiServer.flushMessages();

  880. 

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

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

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

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

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

  886.         fUiServer.flushMessages();

  887. 

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

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

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

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

  892.         fUiServer.flushMessages();

  893. 

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

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

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

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

  898.         fUiServer.flushMessages();

  899. 

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

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

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

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

  904.         fUiServer.flushMessages();

  905. 

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

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

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

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

  910.         fUiServer.flushMessages();

  911. 

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

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

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

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

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

  917.         fUiServer.flushMessages();

  918. 

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

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

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

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

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

  924.         fUiServer.flushMessages();

  925. 

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

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

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

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

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

  931.         fUiServer.flushMessages();

  932. 

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

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

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

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

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

  938.         fUiServer.flushMessages();

  939.     }

  940. 

  941.     // -------------------------------------------------------------------

  942.     // Plugin parameter calls

  943. 

  944.     uint32_t getParameterCount() const

  945.     {

  946.         return kNumInParams + kNumOutParams;

  947.     }

  948. 

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

  950.     {

  951.         static NativeParameter param;

  952. 

  953.         static char strBufName[STR_MAX+1];

  954.         static char strBufUnit[STR_MAX+1];

  955.         static char strBufComment[STR_MAX+1];

  956.         static char strBufGroupName[STR_MAX+1];

  957.         carla_zeroChars(strBufName, STR_MAX+1);

  958.         carla_zeroChars(strBufUnit, STR_MAX+1);

  959.         carla_zeroChars(strBufComment, STR_MAX+1);

  960.         carla_zeroChars(strBufGroupName, STR_MAX+1);

  961. 

  962.         uint32_t rindex = index;

  963.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  964.         {

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

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

  967. 

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

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

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

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

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

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

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

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

  976. 

  977.             uint hints = 0x0;

  978. 

  979.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  980.                 hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  981.             if (paramData.hints & PARAMETER_IS_INTEGER)

  982.                 hints |= NATIVE_PARAMETER_IS_INTEGER;

  983.             if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  984.                 hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  985.             if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  986.                 hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  987.             if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  988.                 hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  989.             if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  990.                 hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  991. 

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

  993.             {

  994.                 if (paramData.hints & PARAMETER_IS_ENABLED)

  995.                     hints |= NATIVE_PARAMETER_IS_ENABLED;

  996.                 if (paramData.type == PARAMETER_OUTPUT)

  997.                     hints |= NATIVE_PARAMETER_IS_OUTPUT;

  998.             }

  999. 

  1000.             param.hints = static_cast<NativeParameterHints>(hints);

  1001.             param.name  = strBufName;

  1002.             param.unit  = strBufUnit;

  1003.             param.comment = strBufComment;

  1004.             param.groupName = strBufGroupName;

  1005.             param.ranges.def = paramRanges.def;

  1006.             param.ranges.min = paramRanges.min;

  1007.             param.ranges.max = paramRanges.max;

  1008.             param.ranges.step = paramRanges.step;

  1009.             param.ranges.stepSmall = paramRanges.stepSmall;

  1010.             param.ranges.stepLarge = paramRanges.stepLarge;

  1011.             param.scalePointCount = 0; // TODO

  1012.             param.scalePoints = nullptr;

  1013. 

  1014.             return &param;

  1015.         }

  1016. 

  1017.         param.hints = index < kNumInParams ? static_cast<NativeParameterHints>(0x0) : NATIVE_PARAMETER_IS_OUTPUT;

  1018.         param.name  = "Unused";

  1019.         param.unit  = "";

  1020.         param.ranges.def = 0.0f;

  1021.         param.ranges.min = 0.0f;

  1022.         param.ranges.max = 1.0f;

  1023.         param.ranges.step = 0.01f;

  1024.         param.ranges.stepSmall = 0.001f;

  1025.         param.ranges.stepLarge = 0.1f;

  1026.         param.scalePointCount = 0;

  1027.         param.scalePoints = nullptr;

  1028. 

  1029.         return &param;

  1030.     }

  1031. 

  1032.     float getParameterValue(const uint32_t index) const

  1033.     {

  1034.         uint32_t rindex = index;

  1035.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1036.             return plugin->getParameterValue(rindex);

  1037. 

  1038.         return fParameters[index];

  1039.     }

  1040. 

  1041.     // -------------------------------------------------------------------

  1042.     // Plugin state calls

  1043. 

  1044.     void setParameterValue(const uint32_t index, const float value)

  1045.     {

  1046.         uint32_t rindex = index;

  1047.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1048.             plugin->setParameterValueRT(rindex, value, false);

  1049. 

  1050.         fParameters[index] = value;

  1051.     }

  1052. 

  1053.     // -------------------------------------------------------------------

  1054.     // Plugin process calls

  1055. 

  1056.     void activate()

  1057.     {

  1058. #if 0

  1059.         for (uint i=0; i < pData->curPluginCount; ++i)

  1060.         {

  1061.             CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1062. 

  1063.             if (plugin == nullptr || ! plugin->isEnabled())

  1064.                 continue;

  1065. 

  1066.             plugin->setActive(true, true, false);

  1067.         }

  1068. #endif

  1069.         fIsActive = true;

  1070.     }

  1071. 

  1072.     void deactivate()

  1073.     {

  1074.         fIsActive = false;

  1075. #if 0

  1076.         for (uint i=0; i < pData->curPluginCount; ++i)

  1077.         {

  1078.             CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1079. 

  1080.             if (plugin == nullptr || ! plugin->isEnabled())

  1081.                 continue;

  1082. 

  1083.             plugin->setActive(false, true, false);

  1084.         }

  1085. #endif

  1086. 

  1087.         // just in case

  1088.         //runPendingRtEvents();

  1089.     }

  1090. 

  1091.     void process(const float* const* const inBuffer, float** const outBuffer, const uint32_t frames,

  1092.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1093.     {

  1094.         if (frames > pData->bufferSize)

  1095.         {

  1096.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1097.                           frames, pData->bufferSize);

  1098. 

  1099.             deactivate();

  1100.             bufferSizeChanged(frames);

  1101.             activate();

  1102.         }

  1103. 

  1104.         const PendingRtEventsRunner prt(this, frames, true);

  1105. 

  1106.         // ---------------------------------------------------------------

  1107.         // Time Info

  1108. 

  1109.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1110. 

  1111.         pData->timeInfo.playing   = timeInfo->playing;

  1112.         pData->timeInfo.frame     = timeInfo->frame;

  1113.         pData->timeInfo.usecs     = timeInfo->usecs;

  1114.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1115. 

  1116.         if (timeInfo->bbt.valid)

  1117.         {

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

  1119.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

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

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

  1122. 

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

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

  1125. 

  1126.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1127.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1128.         }

  1129. 

  1130.         // ---------------------------------------------------------------

  1131.         // Do nothing if no plugins and rack mode

  1132. 

  1133.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1134.         {

  1135.             if (outBuffer[0] != inBuffer[0])

  1136.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1137. 

  1138.             if (outBuffer[1] != inBuffer[1])

  1139.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1140. 

  1141.             for (uint32_t i=0; i < midiEventCount; ++i)

  1142.             {

  1143.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1144.                     break;

  1145.             }

  1146.             return;

  1147.         }

  1148. 

  1149.         // ---------------------------------------------------------------

  1150.         // initialize events

  1151. 

  1152.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1153.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1154. 

  1155.         // ---------------------------------------------------------------

  1156.         // events input (before processing)

  1157. 

  1158.         {

  1159.             uint32_t engineEventIndex = 0;

  1160. 

  1161.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1162.             {

  1163.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1164.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1165. 

  1166.                 engineEvent.time = midiEvent.time;

  1167.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1168. 

  1169.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1170.                     break;

  1171.             }

  1172.         }

  1173. 

  1174.         if (kIsPatchbay)

  1175.         {

  1176.             // -----------------------------------------------------------

  1177.             // process

  1178. 

  1179.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1180.         }

  1181.         else

  1182.         {

  1183.             // -----------------------------------------------------------

  1184.             // create audio buffers

  1185. 

  1186.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1187.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1188. 

  1189.             // -----------------------------------------------------------

  1190.             // process

  1191. 

  1192.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1193.         }

  1194. 

  1195.         // ---------------------------------------------------------------

  1196.         // events output (after processing)

  1197. 

  1198.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1199. 

  1200.         if (kHasMidiOut)

  1201.         {

  1202.             NativeMidiEvent midiEvent;

  1203. 

  1204.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1205.             {

  1206.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1207. 

  1208.                 if (engineEvent.type == kEngineEventTypeNull)

  1209.                     break;

  1210. 

  1211.                 carla_zeroStruct(midiEvent);

  1212.                 midiEvent.time = engineEvent.time;

  1213. 

  1214.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1215.                 {

  1216.                     midiEvent.port = 0;

  1217.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1218.                 }

  1219.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1220.                 {

  1221.                     if (engineEvent.midi.size > 4)

  1222.                         continue;

  1223. 

  1224.                     midiEvent.port = engineEvent.midi.port;

  1225.                     midiEvent.size = engineEvent.midi.size;

  1226. 

  1227.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1228. 

  1229.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1230.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1231.                 }

  1232.                 else

  1233.                 {

  1234.                     continue;

  1235.                 }

  1236. 

  1237.                 if (midiEvent.size > 0)

  1238.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1239.             }

  1240.         }

  1241.     }

  1242. 

  1243.     // -------------------------------------------------------------------

  1244.     // Plugin UI calls

  1245. 

  1246.     void uiShow(const bool show)

  1247.     {

  1248.         if (show)

  1249.         {

  1250.             if (fUiServer.isPipeRunning())

  1251.             {

  1252.                 fUiServer.writeFocusMessage();

  1253.                 return;

  1254.             }

  1255. 

  1256.             CarlaString path(pHost->resourceDir);

  1257. 

  1258.             if (kIsPatchbay)

  1259.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1260.             else

  1261.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1262. #ifdef CARLA_OS_WIN

  1263.             path += ".exe";

  1264. #endif

  1265.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1266. 

  1267.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1268. 

  1269.             if (! fUiServer.startPipeServer(false))

  1270.             {

  1271.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1272.                 return;

  1273.             }

  1274. 

  1275.             uiServerInfo();

  1276.             uiServerOptions();

  1277.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1278.                              pData->curPluginCount,

  1279.                              pData->options.processMode,

  1280.                              pData->options.transportMode,

  1281.                              static_cast<int>(pData->bufferSize),

  1282.                              static_cast<float>(pData->sampleRate),

  1283.                              "Plugin");

  1284. 

  1285.             fUiServer.writeShowMessage();

  1286. 

  1287.             for (uint i=0; i < pData->curPluginCount; ++i)

  1288.             {

  1289.                 if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1290.                     if (plugin->isEnabled())

  1291.                         uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  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.                 if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1305.                 {

  1306.                     if (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. 

  1320.     void uiIdle()

  1321.     {

  1322. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1323.         if (kNeedsJuceEvents)

  1324.         {

  1325.             const juce::MessageManagerLock mml;

  1326. 

  1327.             if (const juce::MessageManager* const msgMgr = juce::MessageManager::getInstanceWithoutCreating())

  1328.                 for (; msgMgr->dispatchNextMessageOnSystemQueue(true);) {}

  1329.         }

  1330. #endif

  1331. 

  1332.         for (uint i=0; i < pData->curPluginCount; ++i)

  1333.         {

  1334.             if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1335.             {

  1336.                 if (plugin->isEnabled())

  1337.                 {

  1338.                     const uint hints = plugin->getHints();

  1339. 

  1340.                     if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1341.                     {

  1342.                         try {

  1343.                             plugin->uiIdle();

  1344.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1345.                     }

  1346.                 }

  1347.             }

  1348.         }

  1349. 

  1350.         idlePipe();

  1351. 

  1352.         switch (fUiServer.getAndResetUiState())

  1353.         {

  1354.         case CarlaExternalUI::UiNone:

  1355.         case CarlaExternalUI::UiShow:

  1356.             break;

  1357.         case CarlaExternalUI::UiCrashed:

  1358.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1359.             break;

  1360.         case CarlaExternalUI::UiHide:

  1361.             pHost->ui_closed(pHost->handle);

  1362.             fUiServer.stopPipeServer(1000);

  1363.             break;

  1364.         }

  1365. 

  1366.         if (carla_isNotEqual(fLastScaleFactor, pData->options.uiScale))

  1367.         {

  1368.             fLastScaleFactor = pData->options.uiScale;

  1369.             pHost->dispatcher(pHost->handle,

  1370.                               NATIVE_HOST_OPCODE_UI_RESIZE,

  1371.                               static_cast<int>(kUiWidth * fLastScaleFactor + 0.5f),

  1372.                               static_cast<int>(kUiHeight * fLastScaleFactor + 0.5f),

  1373.                               nullptr, 0.0f);

  1374.         }

  1375. 

  1376.         {

  1377.             const CarlaMutexLocker cml(fPluginDeleterMutex);

  1378.             pData->deletePluginsAsNeeded();

  1379.         }

  1380.     }

  1381. 

  1382.     void uiSetParameterValue(const uint32_t index, const float value)

  1383.     {

  1384.         uint32_t rindex = index;

  1385.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1386.         {

  1387.             if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1388.                 plugin->uiParameterChange(rindex, value);

  1389. 

  1390.             if (index >= kNumInParams || ! fUiServer.isPipeRunning())

  1391.                 return;

  1392. 

  1393.             uiServerCallback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1394.                              plugin->getId(),

  1395.                              static_cast<int>(rindex),

  1396.                              0, 0,

  1397.                              value,

  1398.                              nullptr);

  1399.         }

  1400.     }

  1401. 

  1402.     void idlePipe()

  1403.     {

  1404.         if (! fUiServer.isPipeRunning())

  1405.             return;

  1406. 

  1407.         fUiServer.idlePipe();

  1408. 

  1409.         if (! fUiServer.isPipeRunning())

  1410.             return;

  1411. 

  1412.         char tmpBuf[STR_MAX+1];

  1413.         carla_zeroChars(tmpBuf, STR_MAX+1);

  1414. 

  1415.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1416.         const CarlaScopedLocale csl;

  1417.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1418. 

  1419.         // ------------------------------------------------------------------------------------------------------------

  1420.         // send engine info

  1421. 

  1422.         std::snprintf(tmpBuf, STR_MAX, "%.12g:0\n", static_cast<double>(getDSPLoad()));

  1423.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("runtime-info\n"),);

  1424.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1425. 

  1426.         fUiServer.flushMessages();

  1427. 

  1428.         if (const char* const projFolder = getCurrentProjectFolder())

  1429.         {

  1430.             if (fLastProjectFolder != projFolder)

  1431.             {

  1432.                 carla_stdout("Project folder changed to %s", projFolder);

  1433.                 fLastProjectFolder = projFolder;

  1434.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("project-folder\n"),);

  1435.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(projFolder),);

  1436.                 fUiServer.flushMessages();

  1437.             }

  1438.         }

  1439. 

  1440.         // ------------------------------------------------------------------------------------------------------------

  1441.         // send transport

  1442. 

  1443.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("transport\n"),);

  1444.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"),);

  1445. 

  1446.         if (timeInfo.bbt.valid)

  1447.         {

  1448.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":%i:%i:%i\n", timeInfo.frame,

  1449.                                                                    timeInfo.bbt.bar,

  1450.                                                                    timeInfo.bbt.beat,

  1451.                                                                    static_cast<int>(timeInfo.bbt.tick + 0.5));

  1452.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1453.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", timeInfo.bbt.beatsPerMinute);

  1454.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1455.         }

  1456.         else

  1457.         {

  1458.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1459.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1460.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("0.0\n"),);

  1461.         }

  1462. 

  1463.         fUiServer.flushMessages();

  1464. 

  1465.         // ------------------------------------------------------------------------------------------------------------

  1466.         // send peaks and param outputs for all plugins

  1467. 

  1468.         for (uint i=0; i < pData->curPluginCount; ++i)

  1469.         {

  1470.             const EnginePluginData& plugData(pData->plugins[i]);

  1471.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1472. 

  1473.             std::snprintf(tmpBuf, STR_MAX, "PEAKS_%i\n", i);

  1474.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1475.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g:%.12g:%.12g\n",

  1476.                           static_cast<double>(plugData.peaks[0]),

  1477.                           static_cast<double>(plugData.peaks[1]),

  1478.                           static_cast<double>(plugData.peaks[2]),

  1479.                           static_cast<double>(plugData.peaks[3]));

  1480.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1481. 

  1482.             fUiServer.flushMessages();

  1483. 

  1484.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1485.             {

  1486.                 if (! plugin->isParameterOutput(j))

  1487.                     continue;

  1488. 

  1489.                 std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%u\n", i, j);

  1490.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1491.                 std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getParameterValue(j)));

  1492.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1493. 

  1494.                 fUiServer.flushMessages();

  1495.             }

  1496.         }

  1497.     }

  1498. 

  1499.     // -------------------------------------------------------------------

  1500.     // Plugin state calls

  1501. 

  1502.     char* getState() const

  1503.     {

  1504.         MemoryOutputStream out;

  1505.         saveProjectInternal(out);

  1506.         return strdup(out.toString().toRawUTF8());

  1507.     }

  1508. 

  1509.     void setState(const char* const data)

  1510.     {

  1511.         // remove all plugins from UI side

  1512.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1513.             CarlaEngine::callback(true, true, ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1514. 

  1515.         // remove all plugins from backend, no lock

  1516.         fIsRunning = false;

  1517.         removeAllPlugins();

  1518.         fIsRunning = true;

  1519. 

  1520.         {

  1521.             const CarlaMutexLocker cml(fPluginDeleterMutex);

  1522.             pData->deletePluginsAsNeeded();

  1523.         }

  1524. 

  1525.         // stopped during removeAllPlugins()

  1526.         if (! pData->thread.isThreadRunning())

  1527.             pData->thread.startThread();

  1528. 

  1529.         fOptionsForced = true;

  1530.         const String state(data);

  1531.         XmlDocument xml(state);

  1532.         loadProjectInternal(xml, true);

  1533. 

  1534.         reloadFromUI();

  1535.     }

  1536. 

  1537.     // -------------------------------------------------------------------

  1538. 

  1539. public:

  1540.     #define handlePtr ((CarlaEngineNative*)handle)

  1541. 

  1542.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1543.     {

  1544.         return new CarlaEngineNative(host, false, true);

  1545.     }

  1546. 

  1547.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1548.     {

  1549.         return new CarlaEngineNative(host, false, false);

  1550.     }

  1551. 

  1552.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1553.     {

  1554.         return new CarlaEngineNative(host, true, true);

  1555.     }

  1556. 

  1557.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1558.     {

  1559.         return new CarlaEngineNative(host, true, true, 3, 2);

  1560.     }

  1561. 

  1562.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1563.     {

  1564.         return new CarlaEngineNative(host, true, true, 16, 16);

  1565.     }

  1566. 

  1567.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1568.     {

  1569.         return new CarlaEngineNative(host, true, true, 32, 32);

  1570.     }

  1571. 

  1572.     static NativePluginHandle _instantiatePatchbay64(const NativeHostDescriptor* host)

  1573.     {

  1574.         return new CarlaEngineNative(host, true, true, 64, 64);

  1575.     }

  1576. 

  1577.     static NativePluginHandle _instantiatePatchbayCV(const NativeHostDescriptor* host)

  1578.     {

  1579.         return new CarlaEngineNative(host, true, true, 2, 2, 5, 5);

  1580.     }

  1581. 

  1582.     static void _cleanup(NativePluginHandle handle)

  1583.     {

  1584.         delete handlePtr;

  1585.     }

  1586. 

  1587.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1588.     {

  1589.         return handlePtr->getParameterCount();

  1590.     }

  1591. 

  1592.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1593.     {

  1594.         return handlePtr->getParameterInfo(index);

  1595.     }

  1596. 

  1597.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1598.     {

  1599.         return handlePtr->getParameterValue(index);

  1600.     }

  1601. 

  1602.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1603.     {

  1604.         handlePtr->setParameterValue(index, value);

  1605.     }

  1606. 

  1607.     static void _ui_show(NativePluginHandle handle, bool show)

  1608.     {

  1609.         handlePtr->uiShow(show);

  1610.     }

  1611. 

  1612.     static void _ui_idle(NativePluginHandle handle)

  1613.     {

  1614.         handlePtr->uiIdle();

  1615.     }

  1616. 

  1617.     static void _ui_set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1618.     {

  1619.         handlePtr->uiSetParameterValue(index, value);

  1620.     }

  1621. 

  1622.     static void _activate(NativePluginHandle handle)

  1623.     {

  1624.         handlePtr->activate();

  1625.     }

  1626. 

  1627.     static void _deactivate(NativePluginHandle handle)

  1628.     {

  1629.         handlePtr->deactivate();

  1630.     }

  1631. 

  1632.     // FIXME for v3.0, use const for the input buffer

  1633.     static void _process(NativePluginHandle handle,

  1634.                          float** inBuffer, float** outBuffer, const uint32_t frames,

  1635.                          const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1636.     {

  1637.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1638.     }

  1639. 

  1640.     static char* _get_state(NativePluginHandle handle)

  1641.     {

  1642.         return handlePtr->getState();

  1643.     }

  1644. 

  1645.     static void _set_state(NativePluginHandle handle, const char* data)

  1646.     {

  1647.         handlePtr->setState(data);

  1648.     }

  1649. 

  1650.     static intptr_t _dispatcher(NativePluginHandle handle,

  1651.                                 NativePluginDispatcherOpcode opcode,

  1652.                                 int32_t index, intptr_t value, void* ptr, float opt)

  1653.     {

  1654.         switch(opcode)

  1655.         {

  1656.         case NATIVE_PLUGIN_OPCODE_NULL:

  1657.             return 0;

  1658.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1659.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1660.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1661.             return 0;

  1662.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1663.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  1664.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1665.             return 0;

  1666.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1667.             handlePtr->offlineModeChanged(value != 0);

  1668.             return 0;

  1669.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1670.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1671.             return 0;

  1672.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  1673.             CarlaEngineNative* const engine = handlePtr;

  1674.             return (intptr_t)(CarlaEngine*)engine;

  1675.         }

  1676.         case NATIVE_PLUGIN_OPCODE_IDLE:

  1677.             //handlePtr->idle();

  1678.             return 0;

  1679.         case NATIVE_PLUGIN_OPCODE_UI_MIDI_EVENT:

  1680.             return 0;

  1681.         }

  1682. 

  1683.         return 0;

  1684. 

  1685.         // unused

  1686.         (void)index;

  1687.         (void)ptr;

  1688.     }

  1689. 

  1690.     // -------------------------------------------------------------------

  1691. 

  1692.     #undef handlePtr

  1693. 

  1694. private:

  1695.     const NativeHostDescriptor* const pHost;

  1696. 

  1697. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1698.     const bool kNeedsJuceEvents;

  1699.     const juce::SharedResourcePointer<ReferenceCountedJuceMessageMessager> fJuceMsgMgr;

  1700. #endif

  1701. 

  1702.     const bool kIsPatchbay; // rack if false

  1703.     const bool kHasMidiOut;

  1704.     bool fIsActive, fIsRunning;

  1705.     CarlaEngineNativeUI fUiServer;

  1706. 

  1707.     float fParameters[kNumInParams+kNumOutParams];

  1708.     float fLastScaleFactor;

  1709.     CarlaString fLastProjectFolder;

  1710.     CarlaMutex fPluginDeleterMutex;

  1711. 

  1712.     bool fOptionsForced;

  1713. 

  1714.     CarlaPluginPtr _getPluginForParameterIndex(uint32_t& index) const noexcept

  1715.     {

  1716.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1717.             return nullptr;

  1718. 

  1719.         for (uint32_t i=0; i<pData->curPluginCount; ++i)

  1720.         {

  1721.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1722. 

  1723.             if (plugin.get() == nullptr || ! plugin->isEnabled())

  1724.                 break;

  1725. 

  1726.             if (const uint32_t paramCount = plugin->getParameterCount())

  1727.             {

  1728.                 if (index >= paramCount)

  1729.                 {

  1730.                     index -= paramCount;

  1731.                     continue;

  1732.                 }

  1733. 

  1734.                 return plugin;

  1735.             }

  1736.         }

  1737. 

  1738.         return nullptr;

  1739.     }

  1740. 

  1741.     bool _getRealIndexForPluginParameter(const uint32_t pluginId, uint32_t& rindex) const noexcept

  1742.     {

  1743.         if (pData->curPluginCount == 0 || pluginId >= pData->curPluginCount || pData->plugins == nullptr)

  1744.             return false;

  1745. 

  1746.         for (uint32_t i=0; i<pluginId; ++i)

  1747.         {

  1748.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1749. 

  1750.             if (plugin.get() == nullptr || ! plugin->isEnabled())

  1751.                 return false;

  1752. 

  1753.             rindex += plugin->getParameterCount();

  1754.         }

  1755. 

  1756.         if (rindex >= kNumInParams)

  1757.             return false;

  1758. 

  1759.         return true;

  1760.     }

  1761. 

  1762.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1763. };

  1764. 

  1765. // -----------------------------------------------------------------------

  1766. 

  1767. bool CarlaEngineNativeUI::msgReceived(const char* const msg) noexcept

  1768. {

  1769.     if (CarlaExternalUI::msgReceived(msg))

  1770.         return true;

  1771. 

  1772.     bool ok = true;

  1773. 

  1774.     if (std::strcmp(msg, "set_engine_option") == 0)

  1775.     {

  1776.         uint32_t option;

  1777.         int32_t value;

  1778.         const char* valueStr = nullptr;

  1779. 

  1780.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  1781.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(value), true);

  1782.         readNextLineAsString(valueStr, false); // can be null

  1783. 

  1784.         try {

  1785.             fEngine->setOption(static_cast<EngineOption>(option), value, valueStr);

  1786.         } CARLA_SAFE_EXCEPTION("setOption");

  1787.     }

  1788.     else if (std::strcmp(msg, "clear_engine_xruns") == 0)

  1789.     {

  1790.         fEngine->clearXruns();

  1791.     }

  1792.     else if (std::strcmp(msg, "cancel_engine_action") == 0)

  1793.     {

  1794.         fEngine->setActionCanceled(true);

  1795.     }

  1796.     else if (std::strcmp(msg, "load_file") == 0)

  1797.     {

  1798.         const char* filename;

  1799. 

  1800.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1801. 

  1802.         try {

  1803.             ok = fEngine->loadFile(filename);

  1804.         } CARLA_SAFE_EXCEPTION("loadFile");

  1805.     }

  1806.     else if (std::strcmp(msg, "load_project") == 0)

  1807.     {

  1808.         const char* filename;

  1809. 

  1810.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1811. 

  1812.         try {

  1813.             ok = fEngine->loadProject(filename, true);

  1814.         } CARLA_SAFE_EXCEPTION("loadProject");

  1815.     }

  1816.     else if (std::strcmp(msg, "save_project") == 0)

  1817.     {

  1818.         const char* filename;

  1819. 

  1820.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1821. 

  1822.         try {

  1823.             ok = fEngine->saveProject(filename, true);

  1824.         } CARLA_SAFE_EXCEPTION("saveProject");

  1825.     }

  1826.     else if (std::strcmp(msg, "clear_project_filename") == 0)

  1827.     {

  1828.         fEngine->clearCurrentProjectFilename();

  1829.     }

  1830.     else if (std::strcmp(msg, "patchbay_connect") == 0)

  1831.     {

  1832.         bool external;

  1833.         uint32_t groupA, portA, groupB, portB;

  1834. 

  1835.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1836.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupA), true);

  1837.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portA), true);

  1838.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupB), true);

  1839.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portB), true);

  1840. 

  1841.         try {

  1842.             ok = fEngine->patchbayConnect(external, groupA, portA, groupB, portB);

  1843.         } CARLA_SAFE_EXCEPTION("patchbayConnect");

  1844.     }

  1845.     else if (std::strcmp(msg, "patchbay_disconnect") == 0)

  1846.     {

  1847.         bool external;

  1848.         uint32_t connectionId;

  1849. 

  1850.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1851.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(connectionId), true);

  1852. 

  1853.         try {

  1854.             ok = fEngine->patchbayDisconnect(external, connectionId);

  1855.         } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  1856.     }

  1857.     else if (std::strcmp(msg, "patchbay_set_group_pos") == 0)

  1858.     {

  1859.         bool external;

  1860.         uint32_t groupId;

  1861.         int x1, y1, x2, y2;

  1862.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1863.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupId), true);

  1864.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x1), true);

  1865.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y1), true);

  1866.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x2), true);

  1867.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y2), true);

  1868. 

  1869.         try {

  1870.             ok = fEngine->patchbaySetGroupPos(false, true, external, groupId, x1, y1, x2, y2);

  1871.         } CARLA_SAFE_EXCEPTION("patchbaySetGroupPos");

  1872.     }

  1873.     else if (std::strcmp(msg, "patchbay_refresh") == 0)

  1874.     {

  1875.         bool external;

  1876.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1877. 

  1878.         try {

  1879.             ok = fEngine->patchbayRefresh(true, false, external);

  1880.         } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  1881.     }

  1882.     else if (std::strcmp(msg, "transport_play") == 0)

  1883.     {

  1884.         fEngine->transportPlay();

  1885.     }

  1886.     else if (std::strcmp(msg, "transport_pause") == 0)

  1887.     {

  1888.         fEngine->transportPause();

  1889.     }

  1890.     else if (std::strcmp(msg, "transport_bpm") == 0)

  1891.     {

  1892.         double bpm;

  1893. 

  1894.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsDouble(bpm), true);

  1895. 

  1896.         fEngine->transportBPM(bpm);

  1897.     }

  1898.     else if (std::strcmp(msg, "transport_relocate") == 0)

  1899.     {

  1900.         uint64_t frame;

  1901. 

  1902.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsULong(frame), true);

  1903. 

  1904.         fEngine->transportRelocate(frame);

  1905.     }

  1906.     else if (std::strcmp(msg, "add_plugin") == 0)

  1907.     {

  1908.         uint32_t btype, ptype;

  1909.         const char* filename = nullptr;

  1910.         const char* name;

  1911.         const char* label;

  1912.         int64_t uniqueId;

  1913.         uint options;

  1914. 

  1915.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(btype), true);

  1916.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(ptype), true);

  1917.         readNextLineAsString(filename, true); // can be null

  1918.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(name, true), true);

  1919.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(label, true), true);

  1920.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsLong(uniqueId), true);

  1921.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(options), true);

  1922. 

  1923.         if (filename != nullptr && std::strcmp(filename, "(null)") == 0)

  1924.         {

  1925.             delete[] filename;

  1926.             filename = nullptr;

  1927.         }

  1928. 

  1929.         if (std::strcmp(name, "(null)") == 0)

  1930.         {

  1931.             delete[] name;

  1932.             name = nullptr;

  1933.         }

  1934. 

  1935.         ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype),

  1936.                                 filename, name, label, uniqueId, nullptr, options);

  1937. 

  1938.         if (filename != nullptr)

  1939.             delete[] filename;

  1940.         if (name != nullptr)

  1941.             delete[] name;

  1942.         delete[] label;

  1943. 

  1944.         fEngine->reloadFromUI();

  1945.     }

  1946.     else if (std::strcmp(msg, "remove_plugin") == 0)

  1947.     {

  1948.         uint32_t pluginId;

  1949. 

  1950.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1951. 

  1952.         ok = fEngine->removePlugin(pluginId);

  1953.         fEngine->reloadFromUI();

  1954.     }

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

  1956.     {

  1957.         ok = fEngine->removeAllPlugins();

  1958.         fEngine->reloadFromUI();

  1959.     }

  1960.     else if (std::strcmp(msg, "rename_plugin") == 0)

  1961.     {

  1962.         uint32_t pluginId;

  1963.         const char* newName;

  1964. 

  1965.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1966.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(newName, false), true);

  1967. 

  1968.         ok = fEngine->renamePlugin(pluginId, newName);

  1969.     }

  1970.     else if (std::strcmp(msg, "clone_plugin") == 0)

  1971.     {

  1972.         uint32_t pluginId;

  1973. 

  1974.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1975. 

  1976.         ok = fEngine->clonePlugin(pluginId);

  1977.     }

  1978.     else if (std::strcmp(msg, "replace_plugin") == 0)

  1979.     {

  1980.         uint32_t pluginId;

  1981. 

  1982.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1983. 

  1984.         ok = fEngine->replacePlugin(pluginId);

  1985.     }

  1986.     else if (std::strcmp(msg, "switch_plugins") == 0)

  1987.     {

  1988.         uint32_t pluginIdA, pluginIdB;

  1989. 

  1990.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdA), true);

  1991.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdB), true);

  1992. 

  1993.         ok = fEngine->switchPlugins(pluginIdA, pluginIdB);

  1994.         fEngine->reloadFromUI();

  1995.     }

  1996.     else if (std::strcmp(msg, "load_plugin_state") == 0)

  1997.     {

  1998.         uint32_t pluginId;

  1999.         const char* filename;

  2000. 

  2001.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2002.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  2003. 

  2004.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2005.         {

  2006.             plugin->loadStateFromFile(filename);

  2007.             _updateParamValues(plugin, pluginId, false, true);

  2008.         }

  2009.     }

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

  2011.     {

  2012.         uint32_t pluginId;

  2013.         const char* filename;

  2014. 

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

  2016.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  2017. 

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

  2019.             plugin->saveStateToFile(filename);

  2020.     }

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

  2022.     {

  2023.         uint32_t pluginId, option;

  2024.         bool yesNo;

  2025. 

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

  2027.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  2028.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2029. 

  2030.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2031.             plugin->setOption(option, yesNo, false);

  2032.     }

  2033.     else if (std::strcmp(msg, "set_active") == 0)

  2034.     {

  2035.         uint32_t pluginId;

  2036.         bool onOff;

  2037. 

  2038.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2039.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(onOff), true);

  2040. 

  2041.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2042.             plugin->setActive(onOff, true, false);

  2043.     }

  2044.     else if (std::strcmp(msg, "set_drywet") == 0)

  2045.     {

  2046.         uint32_t pluginId;

  2047.         float value;

  2048. 

  2049.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2050.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2051. 

  2052.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2053.             plugin->setDryWet(value, true, false);

  2054.     }

  2055.     else if (std::strcmp(msg, "set_volume") == 0)

  2056.     {

  2057.         uint32_t pluginId;

  2058.         float value;

  2059. 

  2060.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2061.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2062. 

  2063.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2064.             plugin->setVolume(value, true, false);

  2065.     }

  2066.     else if (std::strcmp(msg, "set_balance_left") == 0)

  2067.     {

  2068.         uint32_t pluginId;

  2069.         float value;

  2070. 

  2071.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2072.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2073. 

  2074.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2075.             plugin->setBalanceLeft(value, true, false);

  2076.     }

  2077.     else if (std::strcmp(msg, "set_balance_right") == 0)

  2078.     {

  2079.         uint32_t pluginId;

  2080.         float value;

  2081. 

  2082.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2083.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2084. 

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

  2086.             plugin->setBalanceRight(value, true, false);

  2087.     }

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

  2089.     {

  2090.         uint32_t pluginId;

  2091.         float value;

  2092. 

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

  2094.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2095. 

  2096.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2097.             plugin->setPanning(value, true, false);

  2098.     }

  2099.     else if (std::strcmp(msg, "set_ctrl_channel") == 0)

  2100.     {

  2101.         uint32_t pluginId;

  2102.         int32_t channel;

  2103. 

  2104.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2105.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(channel), true);

  2106.         CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS, true);

  2107. 

  2108.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2109.             plugin->setCtrlChannel(int8_t(channel), true, false);

  2110.     }

  2111.     else if (std::strcmp(msg, "set_parameter_value") == 0)

  2112.     {

  2113.         uint32_t pluginId, parameterId;

  2114.         float value;

  2115. 

  2116.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2117.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2118.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2119. 

  2120.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2121.         {

  2122.             plugin->setParameterValue(parameterId, value, true, true, false);

  2123.             fEngine->setParameterValueFromUI(pluginId, parameterId, value);

  2124.         }

  2125.     }

  2126.     else if (std::strcmp(msg, "set_parameter_midi_channel") == 0)

  2127.     {

  2128.         uint32_t pluginId, parameterId, channel;

  2129. 

  2130.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2131.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2132.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2133.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2134. 

  2135.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2136.             plugin->setParameterMidiChannel(parameterId, static_cast<uint8_t>(channel), true, false);

  2137.     }

  2138.     else if (std::strcmp(msg, "set_parameter_mapped_control_index") == 0)

  2139.     {

  2140.         uint32_t pluginId, parameterId;

  2141.         int32_t ctrl;

  2142. 

  2143.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2144.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2145.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(ctrl), true);

  2146.         CARLA_SAFE_ASSERT_RETURN(ctrl >= CONTROL_INDEX_NONE && ctrl <= CONTROL_INDEX_MAX_ALLOWED, true);

  2147. 

  2148.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2149.             plugin->setParameterMappedControlIndex(parameterId, static_cast<int16_t>(ctrl), true, false, true);

  2150.     }

  2151.     else if (std::strcmp(msg, "set_parameter_mapped_range") == 0)

  2152.     {

  2153.         uint32_t pluginId, parameterId;

  2154.         float minimum, maximum;

  2155. 

  2156.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2157.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2158.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(minimum), true);

  2159.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(maximum), true);

  2160. 

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

  2162.             plugin->setParameterMappedRange(parameterId, minimum, maximum, true, false);

  2163.     }

  2164.     else if (std::strcmp(msg, "set_parameter_touch") == 0)

  2165.     {

  2166.         uint32_t pluginId, parameterId;

  2167.         bool touching;

  2168. 

  2169.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2170.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2171.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(touching), true);

  2172. 

  2173.         if (fEngine->getPlugin(pluginId))

  2174.             fEngine->setParameterTouchFromUI(pluginId, parameterId, touching);

  2175.     }

  2176.     else if (std::strcmp(msg, "set_program") == 0)

  2177.     {

  2178.         uint32_t pluginId;

  2179.         int32_t index;

  2180. 

  2181.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2182.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2183. 

  2184.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2185.         {

  2186.             plugin->setProgram(index, true, true, false);

  2187.             _updateParamValues(plugin, pluginId, true, true);

  2188.         }

  2189.     }

  2190.     else if (std::strcmp(msg, "set_midi_program") == 0)

  2191.     {

  2192.         uint32_t pluginId;

  2193.         int32_t index;

  2194. 

  2195.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2196.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2197. 

  2198.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2199.         {

  2200.             plugin->setMidiProgram(index, true, true, false);

  2201.             _updateParamValues(plugin, pluginId, true, true);

  2202.         }

  2203.     }

  2204.     else if (std::strcmp(msg, "set_custom_data") == 0)

  2205.     {

  2206.         uint32_t pluginId;

  2207.         const char* type;

  2208.         const char* key;

  2209.         const char* value;

  2210. 

  2211.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2212.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(type, true), true);

  2213.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(key, true), true);

  2214.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(value, false), true);

  2215. 

  2216.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2217.             plugin->setCustomData(type, key, value, true);

  2218. 

  2219.         delete[] type;

  2220.         delete[] key;

  2221.     }

  2222.     else if (std::strcmp(msg, "set_chunk_data") == 0)

  2223.     {

  2224.         uint32_t pluginId;

  2225.         const char* cdata;

  2226. 

  2227.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2228.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(cdata, false), true);

  2229. 

  2230.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2231.         {

  2232.             std::vector<uint8_t> chunk(carla_getChunkFromBase64String(cdata));

  2233. #ifdef CARLA_PROPER_CPP11_SUPPORT

  2234.             plugin->setChunkData(chunk.data(), chunk.size());

  2235. #else

  2236.             plugin->setChunkData(&chunk.front(), chunk.size());

  2237. #endif

  2238.             _updateParamValues(plugin, pluginId, false, true);

  2239.         }

  2240.     }

  2241.     else if (std::strcmp(msg, "prepare_for_save") == 0)

  2242.     {

  2243.         uint32_t pluginId;

  2244. 

  2245.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2246. 

  2247.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2248.             plugin->prepareForSave(false);

  2249.     }

  2250.     else if (std::strcmp(msg, "reset_parameters") == 0)

  2251.     {

  2252.         uint32_t pluginId;

  2253. 

  2254.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2255. 

  2256.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2257.         {

  2258.             plugin->resetParameters();

  2259.             _updateParamValues(plugin, pluginId, false, true);

  2260.         }

  2261.     }

  2262.     else if (std::strcmp(msg, "randomize_parameters") == 0)

  2263.     {

  2264.         uint32_t pluginId;

  2265. 

  2266.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2267. 

  2268.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2269.         {

  2270.             plugin->randomizeParameters();

  2271.             _updateParamValues(plugin, pluginId, false, true);

  2272.         }

  2273.     }

  2274.     else if (std::strcmp(msg, "send_midi_note") == 0)

  2275.     {

  2276.         uint32_t pluginId, channel, note, velocity;

  2277. 

  2278.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2279.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2280.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(note), true);

  2281.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(velocity), true);

  2282.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2283.         CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  2284.         CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  2285. 

  2286.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2287.             plugin->sendMidiSingleNote(static_cast<uint8_t>(channel), static_cast<uint8_t>(note), static_cast<uint8_t>(velocity), true, true, false);

  2288.     }

  2289.     else if (std::strcmp(msg, "show_custom_ui") == 0)

  2290.     {

  2291.         uint32_t pluginId;

  2292.         bool yesNo;

  2293. 

  2294.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2295.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2296. 

  2297.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2298.             plugin->showCustomUI(yesNo);

  2299.     }

  2300.     else

  2301.     {

  2302.         carla_stderr("CarlaEngineNativeUI::msgReceived : %s", msg);

  2303.         return false;

  2304.     }

  2305. 

  2306.     if (! ok)

  2307.     {

  2308.         const CarlaMutexLocker cml(getPipeLock());

  2309. 

  2310.         if (writeMessage("error\n", 6) && writeAndFixMessage(fEngine->getLastError()))

  2311.             flushMessages();

  2312.     }

  2313. 

  2314.     return true;

  2315. }

  2316. 

  2317. void CarlaEngineNativeUI::_updateParamValues(const CarlaPluginPtr& plugin,

  2318.                                              const uint32_t pluginId,

  2319.                                              const bool sendCallback, const bool sendPluginHost) const noexcept

  2320. {

  2321.     float value;

  2322. 

  2323.     for (uint32_t i=0, count=plugin->getParameterCount(); i<count; ++i) {

  2324.         value = plugin->getParameterValue(i);

  2325. 

  2326.         if (sendCallback) {

  2327.             fEngine->callback(true, true,

  2328.                               ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  2329.                               pluginId,

  2330.                               static_cast<int>(i),

  2331.                               0, 0,

  2332.                               value,

  2333.                               nullptr);

  2334.         }

  2335. 

  2336.         if (sendPluginHost) {

  2337.             carla_stdout("_updateParamValues");

  2338.             fEngine->setParameterValueFromUI(pluginId, i, value);

  2339.         }

  2340.     }

  2341. }

  2342. 

  2343. // -----------------------------------------------------------------------

  2344. 

  2345. static const NativePluginDescriptor carlaRackDesc = {

  2346.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2347.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2348.                                                   |NATIVE_PLUGIN_HAS_UI

  2349.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2350.                                                   |NATIVE_PLUGIN_USES_STATE

  2351.                                                   |NATIVE_PLUGIN_USES_TIME

  2352.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2353.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2354.     /* audioIns  */ 2,

  2355.     /* audioOuts */ 2,

  2356.     /* midiIns   */ 1,

  2357.     /* midiOuts  */ 1,

  2358.     /* paramIns  */ kNumInParams,

  2359.     /* paramOuts */ kNumOutParams,

  2360.     /* name      */ "Carla-Rack",

  2361.     /* label     */ "carlarack",

  2362.     /* maker     */ "falkTX",

  2363.     /* copyright */ "GNU GPL v2+",

  2364.     CarlaEngineNative::_instantiateRack,

  2365.     CarlaEngineNative::_cleanup,

  2366.     CarlaEngineNative::_get_parameter_count,

  2367.     CarlaEngineNative::_get_parameter_info,

  2368.     CarlaEngineNative::_get_parameter_value,

  2369.     /* _get_midi_program_count */ nullptr,

  2370.     /* _get_midi_program_info  */ nullptr,

  2371.     CarlaEngineNative::_set_parameter_value,

  2372.     /* _set_midi_program       */ nullptr,

  2373.     /* _set_custom_data        */ nullptr,

  2374.     CarlaEngineNative::_ui_show,

  2375.     CarlaEngineNative::_ui_idle,

  2376.     CarlaEngineNative::_ui_set_parameter_value,

  2377.     /* _ui_set_midi_program    */ nullptr,

  2378.     /* _ui_set_custom_data     */ nullptr,

  2379.     CarlaEngineNative::_activate,

  2380.     CarlaEngineNative::_deactivate,

  2381.     CarlaEngineNative::_process,

  2382.     CarlaEngineNative::_get_state,

  2383.     CarlaEngineNative::_set_state,

  2384.     CarlaEngineNative::_dispatcher,

  2385.     /* _render_inline_dsplay */ nullptr,

  2386.     /* cvIns  */ 0,

  2387.     /* cvOuts */ 0,

  2388.     /* _get_buffer_port_name */ nullptr,

  2389.     /* _get_buffer_port_range */ nullptr,

  2390.     /* ui_width   */ kUiWidth,

  2391.     /* ui_height  */ kUiHeight

  2392. };

  2393. 

  2394. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2395.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2396.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2397.                                                   |NATIVE_PLUGIN_HAS_UI

  2398.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2399.                                                   |NATIVE_PLUGIN_USES_STATE

  2400.                                                   |NATIVE_PLUGIN_USES_TIME

  2401.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2402.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2403.     /* audioIns  */ 2,

  2404.     /* audioOuts */ 2,

  2405.     /* midiIns   */ 1,

  2406.     /* midiOuts  */ 0,

  2407.     /* paramIns  */ kNumInParams,

  2408.     /* paramOuts */ kNumOutParams,

  2409.     /* name      */ "Carla-Rack (no midi out)",

  2410.     /* label     */ "carlarack-nomidiout",

  2411.     /* maker     */ "falkTX",

  2412.     /* copyright */ "GNU GPL v2+",

  2413.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2414.     CarlaEngineNative::_cleanup,

  2415.     CarlaEngineNative::_get_parameter_count,

  2416.     CarlaEngineNative::_get_parameter_info,

  2417.     CarlaEngineNative::_get_parameter_value,

  2418.     /* _get_midi_program_count */ nullptr,

  2419.     /* _get_midi_program_info  */ nullptr,

  2420.     CarlaEngineNative::_set_parameter_value,

  2421.     /* _set_midi_program       */ nullptr,

  2422.     /* _set_custom_data        */ nullptr,

  2423.     CarlaEngineNative::_ui_show,

  2424.     CarlaEngineNative::_ui_idle,

  2425.     CarlaEngineNative::_ui_set_parameter_value,

  2426.     /* _ui_set_midi_program    */ nullptr,

  2427.     /* _ui_set_custom_data     */ nullptr,

  2428.     CarlaEngineNative::_activate,

  2429.     CarlaEngineNative::_deactivate,

  2430.     CarlaEngineNative::_process,

  2431.     CarlaEngineNative::_get_state,

  2432.     CarlaEngineNative::_set_state,

  2433.     CarlaEngineNative::_dispatcher,

  2434.     /* _render_inline_dsplay */ nullptr,

  2435.     /* cvIns  */ 0,

  2436.     /* cvOuts */ 0,

  2437.     /* _get_buffer_port_name */ nullptr,

  2438.     /* _get_buffer_port_range */ nullptr,

  2439.     /* ui_width   */ kUiWidth,

  2440.     /* ui_height  */ kUiHeight

  2441. };

  2442. 

  2443. static const NativePluginDescriptor carlaPatchbayDesc = {

  2444.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2445.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2446.                                                   |NATIVE_PLUGIN_HAS_UI

  2447.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2448.                                                   |NATIVE_PLUGIN_USES_STATE

  2449.                                                   |NATIVE_PLUGIN_USES_TIME

  2450.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2451.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2452.     /* audioIns  */ 2,

  2453.     /* audioOuts */ 2,

  2454.     /* midiIns   */ 1,

  2455.     /* midiOuts  */ 1,

  2456.     /* paramIns  */ kNumInParams,

  2457.     /* paramOuts */ kNumOutParams,

  2458.     /* name      */ "Carla-Patchbay",

  2459.     /* label     */ "carlapatchbay",

  2460.     /* maker     */ "falkTX",

  2461.     /* copyright */ "GNU GPL v2+",

  2462.     CarlaEngineNative::_instantiatePatchbay,

  2463.     CarlaEngineNative::_cleanup,

  2464.     CarlaEngineNative::_get_parameter_count,

  2465.     CarlaEngineNative::_get_parameter_info,

  2466.     CarlaEngineNative::_get_parameter_value,

  2467.     /* _get_midi_program_count */ nullptr,

  2468.     /* _get_midi_program_info  */ nullptr,

  2469.     CarlaEngineNative::_set_parameter_value,

  2470.     /* _set_midi_program       */ nullptr,

  2471.     /* _set_custom_data        */ nullptr,

  2472.     CarlaEngineNative::_ui_show,

  2473.     CarlaEngineNative::_ui_idle,

  2474.     CarlaEngineNative::_ui_set_parameter_value,

  2475.     /* _ui_set_midi_program    */ nullptr,

  2476.     /* _ui_set_custom_data     */ nullptr,

  2477.     CarlaEngineNative::_activate,

  2478.     CarlaEngineNative::_deactivate,

  2479.     CarlaEngineNative::_process,

  2480.     CarlaEngineNative::_get_state,

  2481.     CarlaEngineNative::_set_state,

  2482.     CarlaEngineNative::_dispatcher,

  2483.     /* _render_inline_dsplay */ nullptr,

  2484.     /* cvIns  */ 0,

  2485.     /* cvOuts */ 0,

  2486.     /* _get_buffer_port_name */ nullptr,

  2487.     /* _get_buffer_port_range */ nullptr,

  2488.     /* ui_width   */ kUiWidth,

  2489.     /* ui_height  */ kUiHeight

  2490. };

  2491. 

  2492. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2493.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2494.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2495.                                                   |NATIVE_PLUGIN_HAS_UI

  2496.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2497.                                                   |NATIVE_PLUGIN_USES_STATE

  2498.                                                   |NATIVE_PLUGIN_USES_TIME

  2499.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2500.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2501.     /* audioIns  */ 3,

  2502.     /* audioOuts */ 2,

  2503.     /* midiIns   */ 1,

  2504.     /* midiOuts  */ 1,

  2505.     /* paramIns  */ kNumInParams,

  2506.     /* paramOuts */ kNumOutParams,

  2507.     /* name      */ "Carla-Patchbay (sidechain)",

  2508.     /* label     */ "carlapatchbay3s",

  2509.     /* maker     */ "falkTX",

  2510.     /* copyright */ "GNU GPL v2+",

  2511.     CarlaEngineNative::_instantiatePatchbay3s,

  2512.     CarlaEngineNative::_cleanup,

  2513.     CarlaEngineNative::_get_parameter_count,

  2514.     CarlaEngineNative::_get_parameter_info,

  2515.     CarlaEngineNative::_get_parameter_value,

  2516.     /* _get_midi_program_count */ nullptr,

  2517.     /* _get_midi_program_info  */ nullptr,

  2518.     CarlaEngineNative::_set_parameter_value,

  2519.     /* _set_midi_program       */ nullptr,

  2520.     /* _set_custom_data        */ nullptr,

  2521.     CarlaEngineNative::_ui_show,

  2522.     CarlaEngineNative::_ui_idle,

  2523.     CarlaEngineNative::_ui_set_parameter_value,

  2524.     /* _ui_set_midi_program    */ nullptr,

  2525.     /* _ui_set_custom_data     */ nullptr,

  2526.     CarlaEngineNative::_activate,

  2527.     CarlaEngineNative::_deactivate,

  2528.     CarlaEngineNative::_process,

  2529.     CarlaEngineNative::_get_state,

  2530.     CarlaEngineNative::_set_state,

  2531.     CarlaEngineNative::_dispatcher,

  2532.     /* _render_inline_dsplay */ nullptr,

  2533.     /* cvIns  */ 0,

  2534.     /* cvOuts */ 0,

  2535.     /* _get_buffer_port_name */ nullptr,

  2536.     /* _get_buffer_port_range */ nullptr,

  2537.     /* ui_width   */ kUiWidth,

  2538.     /* ui_height  */ kUiHeight

  2539. };

  2540. 

  2541. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2542.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2543.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2544.                                                   |NATIVE_PLUGIN_HAS_UI

  2545.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2546.                                                   |NATIVE_PLUGIN_USES_STATE

  2547.                                                   |NATIVE_PLUGIN_USES_TIME

  2548.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2549.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2550.     /* audioIns  */ 16,

  2551.     /* audioOuts */ 16,

  2552.     /* midiIns   */ 1,

  2553.     /* midiOuts  */ 1,

  2554.     /* paramIns  */ kNumInParams,

  2555.     /* paramOuts */ kNumOutParams,

  2556.     /* name      */ "Carla-Patchbay (16chan)",

  2557.     /* label     */ "carlapatchbay16",

  2558.     /* maker     */ "falkTX",

  2559.     /* copyright */ "GNU GPL v2+",

  2560.     CarlaEngineNative::_instantiatePatchbay16,

  2561.     CarlaEngineNative::_cleanup,

  2562.     CarlaEngineNative::_get_parameter_count,

  2563.     CarlaEngineNative::_get_parameter_info,

  2564.     CarlaEngineNative::_get_parameter_value,

  2565.     /* _get_midi_program_count */ nullptr,

  2566.     /* _get_midi_program_info  */ nullptr,

  2567.     CarlaEngineNative::_set_parameter_value,

  2568.     /* _set_midi_program       */ nullptr,

  2569.     /* _set_custom_data        */ nullptr,

  2570.     CarlaEngineNative::_ui_show,

  2571.     CarlaEngineNative::_ui_idle,

  2572.     CarlaEngineNative::_ui_set_parameter_value,

  2573.     /* _ui_set_midi_program    */ nullptr,

  2574.     /* _ui_set_custom_data     */ nullptr,

  2575.     CarlaEngineNative::_activate,

  2576.     CarlaEngineNative::_deactivate,

  2577.     CarlaEngineNative::_process,

  2578.     CarlaEngineNative::_get_state,

  2579.     CarlaEngineNative::_set_state,

  2580.     CarlaEngineNative::_dispatcher,

  2581.     /* _render_inline_dsplay */ nullptr,

  2582.     /* cvIns  */ 0,

  2583.     /* cvOuts */ 0,

  2584.     /* _get_buffer_port_name */ nullptr,

  2585.     /* _get_buffer_port_range */ nullptr,

  2586.     /* ui_width   */ kUiWidth,

  2587.     /* ui_height  */ kUiHeight

  2588. };

  2589. 

  2590. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2591.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2592.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2593.                                                   |NATIVE_PLUGIN_HAS_UI

  2594.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2595.                                                   |NATIVE_PLUGIN_USES_STATE

  2596.                                                   |NATIVE_PLUGIN_USES_TIME

  2597.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2598.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2599.     /* audioIns  */ 32,

  2600.     /* audioOuts */ 32,

  2601.     /* midiIns   */ 1,

  2602.     /* midiOuts  */ 1,

  2603.     /* paramIns  */ kNumInParams,

  2604.     /* paramOuts */ kNumOutParams,

  2605.     /* name      */ "Carla-Patchbay (32chan)",

  2606.     /* label     */ "carlapatchbay32",

  2607.     /* maker     */ "falkTX",

  2608.     /* copyright */ "GNU GPL v2+",

  2609.     CarlaEngineNative::_instantiatePatchbay32,

  2610.     CarlaEngineNative::_cleanup,

  2611.     CarlaEngineNative::_get_parameter_count,

  2612.     CarlaEngineNative::_get_parameter_info,

  2613.     CarlaEngineNative::_get_parameter_value,

  2614.     /* _get_midi_program_count */ nullptr,

  2615.     /* _get_midi_program_info  */ nullptr,

  2616.     CarlaEngineNative::_set_parameter_value,

  2617.     /* _set_midi_program       */ nullptr,

  2618.     /* _set_custom_data        */ nullptr,

  2619.     CarlaEngineNative::_ui_show,

  2620.     CarlaEngineNative::_ui_idle,

  2621.     CarlaEngineNative::_ui_set_parameter_value,

  2622.     /* _ui_set_midi_program    */ nullptr,

  2623.     /* _ui_set_custom_data     */ nullptr,

  2624.     CarlaEngineNative::_activate,

  2625.     CarlaEngineNative::_deactivate,

  2626.     CarlaEngineNative::_process,

  2627.     CarlaEngineNative::_get_state,

  2628.     CarlaEngineNative::_set_state,

  2629.     CarlaEngineNative::_dispatcher,

  2630.     /* _render_inline_dsplay */ nullptr,

  2631.     /* cvIns  */ 0,

  2632.     /* cvOuts */ 0,

  2633.     /* _get_buffer_port_name */ nullptr,

  2634.     /* _get_buffer_port_range */ nullptr,

  2635.     /* ui_width   */ kUiWidth,

  2636.     /* ui_height  */ kUiHeight

  2637. };

  2638. 

  2639. static const NativePluginDescriptor carlaPatchbay64Desc = {

  2640.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2641.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2642.                                                   |NATIVE_PLUGIN_HAS_UI

  2643.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2644.                                                   |NATIVE_PLUGIN_USES_STATE

  2645.                                                   |NATIVE_PLUGIN_USES_TIME

  2646.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2647.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2648.     /* audioIns  */ 64,

  2649.     /* audioOuts */ 64,

  2650.     /* midiIns   */ 1,

  2651.     /* midiOuts  */ 1,

  2652.     /* paramIns  */ kNumInParams,

  2653.     /* paramOuts */ kNumOutParams,

  2654.     /* name      */ "Carla-Patchbay (64chan)",

  2655.     /* label     */ "carlapatchbay64",

  2656.     /* maker     */ "falkTX",

  2657.     /* copyright */ "GNU GPL v2+",

  2658.     CarlaEngineNative::_instantiatePatchbay64,

  2659.     CarlaEngineNative::_cleanup,

  2660.     CarlaEngineNative::_get_parameter_count,

  2661.     CarlaEngineNative::_get_parameter_info,

  2662.     CarlaEngineNative::_get_parameter_value,

  2663.     /* _get_midi_program_count */ nullptr,

  2664.     /* _get_midi_program_info  */ nullptr,

  2665.     CarlaEngineNative::_set_parameter_value,

  2666.     /* _set_midi_program       */ nullptr,

  2667.     /* _set_custom_data        */ nullptr,

  2668.     CarlaEngineNative::_ui_show,

  2669.     CarlaEngineNative::_ui_idle,

  2670.     CarlaEngineNative::_ui_set_parameter_value,

  2671.     /* _ui_set_midi_program    */ nullptr,

  2672.     /* _ui_set_custom_data     */ nullptr,

  2673.     CarlaEngineNative::_activate,

  2674.     CarlaEngineNative::_deactivate,

  2675.     CarlaEngineNative::_process,

  2676.     CarlaEngineNative::_get_state,

  2677.     CarlaEngineNative::_set_state,

  2678.     CarlaEngineNative::_dispatcher,

  2679.     /* _render_inline_dsplay */ nullptr,

  2680.     /* cvIns  */ 0,

  2681.     /* cvOuts */ 0,

  2682.     /* _get_buffer_port_name */ nullptr,

  2683.     /* _get_buffer_port_range */ nullptr,

  2684.     /* ui_width   */ kUiWidth,

  2685.     /* ui_height  */ kUiHeight

  2686. };

  2687. 

  2688. static const NativePluginDescriptor carlaPatchbayCVDesc = {

  2689.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2690.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2691.                                                   |NATIVE_PLUGIN_HAS_UI

  2692.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2693.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2694.                                                   |NATIVE_PLUGIN_USES_STATE

  2695.                                                   |NATIVE_PLUGIN_USES_TIME

  2696.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2697.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2698.     /* audioIns  */ 2,

  2699.     /* audioOuts */ 2,

  2700.     /* midiIns   */ 1,

  2701.     /* midiOuts  */ 1,

  2702.     /* paramIns  */ kNumInParams,

  2703.     /* paramOuts */ kNumOutParams,

  2704.     /* name      */ "Carla-Patchbay (CV)",

  2705.     /* label     */ "carlapatchbaycv",

  2706.     /* maker     */ "falkTX",

  2707.     /* copyright */ "GNU GPL v2+",

  2708.     CarlaEngineNative::_instantiatePatchbayCV,

  2709.     CarlaEngineNative::_cleanup,

  2710.     CarlaEngineNative::_get_parameter_count,

  2711.     CarlaEngineNative::_get_parameter_info,

  2712.     CarlaEngineNative::_get_parameter_value,

  2713.     /* _get_midi_program_count */ nullptr,

  2714.     /* _get_midi_program_info  */ nullptr,

  2715.     CarlaEngineNative::_set_parameter_value,

  2716.     /* _set_midi_program       */ nullptr,

  2717.     /* _set_custom_data        */ nullptr,

  2718.     CarlaEngineNative::_ui_show,

  2719.     CarlaEngineNative::_ui_idle,

  2720.     CarlaEngineNative::_ui_set_parameter_value,

  2721.     /* _ui_set_midi_program    */ nullptr,

  2722.     /* _ui_set_custom_data     */ nullptr,

  2723.     CarlaEngineNative::_activate,

  2724.     CarlaEngineNative::_deactivate,

  2725.     CarlaEngineNative::_process,

  2726.     CarlaEngineNative::_get_state,

  2727.     CarlaEngineNative::_set_state,

  2728.     CarlaEngineNative::_dispatcher,

  2729.     /* _render_inline_dsplay */ nullptr,

  2730.     /* cvIns  */ 5,

  2731.     /* cvOuts */ 5,

  2732.     /* _get_buffer_port_name */ nullptr,

  2733.     /* _get_buffer_port_range */ nullptr,

  2734.     /* ui_width   */ kUiWidth,

  2735.     /* ui_height  */ kUiHeight

  2736. };

  2737. 

  2738. CARLA_BACKEND_END_NAMESPACE

  2739. 

  2740. // -----------------------------------------------------------------------

  2741. 

  2742. CARLA_EXPORT

  2743. void carla_register_native_plugin_carla();

  2744. 

  2745. void carla_register_native_plugin_carla()

  2746. {

  2747.     CARLA_BACKEND_USE_NAMESPACE;

  2748.     carla_register_native_plugin(&carlaRackDesc);

  2749.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2750.     carla_register_native_plugin(&carlaPatchbayDesc);

  2751.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2752.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2753.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2754.     carla_register_native_plugin(&carlaPatchbay64Desc);

  2755.     carla_register_native_plugin(&carlaPatchbayCVDesc);

  2756. }

  2757. 

  2758. // -----------------------------------------------------------------------

  2759. 

  2760. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2761. {

  2762.     CARLA_BACKEND_USE_NAMESPACE;

  2763.     return &carlaRackDesc;

  2764. }

  2765. 

  2766. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2767. {

  2768.     CARLA_BACKEND_USE_NAMESPACE;

  2769.     return &carlaPatchbayDesc;

  2770. }

  2771. 

  2772. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2773. {

  2774.     CARLA_BACKEND_USE_NAMESPACE;

  2775.     return &carlaPatchbay16Desc;

  2776. }

  2777. 

  2778. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2779. {

  2780.     CARLA_BACKEND_USE_NAMESPACE;

  2781.     return &carlaPatchbay32Desc;

  2782. }

  2783. 

  2784. const NativePluginDescriptor* carla_get_native_patchbay64_plugin()

  2785. {

  2786.     CARLA_BACKEND_USE_NAMESPACE;

  2787.     return &carlaPatchbay64Desc;

  2788. }

  2789. 

  2790. const NativePluginDescriptor* carla_get_native_patchbay_cv_plugin()

  2791. {

  2792.     CARLA_BACKEND_USE_NAMESPACE;

  2793.     return &carlaPatchbayCVDesc;

  2794. }

  2795. 

  2796. // -----------------------------------------------------------------------

  2797. // Extra stuff for linking purposes

  2798. 

  2799. #ifdef CARLA_PLUGIN_EXPORT

  2800. 

  2801. CARLA_BACKEND_START_NAMESPACE

  2802. 

  2803. namespace EngineInit {

  2804. 

  2805. CarlaEngine* newJack() { return nullptr; }

  2806. 

  2807. #ifdef USING_JUCE_AUDIO_DEVICES

  2808. CarlaEngine*       newJuce(const AudioApi)           { return nullptr; }

  2809. uint               getJuceApiCount()                 { return 0;       }

  2810. const char*        getJuceApiName(const uint)        { return nullptr; }

  2811. const char* const* getJuceApiDeviceNames(const uint) { return nullptr; }

  2812. const EngineDriverDeviceInfo* getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2813. bool               showJuceDeviceControlPanel(const uint, const char* const)   { return false; }

  2814. #else

  2815. CarlaEngine*       newRtAudio(const AudioApi)           { return nullptr; }

  2816. uint               getRtAudioApiCount()                 { return 0;       }

  2817. const char*        getRtAudioApiName(const uint)        { return nullptr; }

  2818. const char* const* getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2819. const EngineDriverDeviceInfo* getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2820. #endif

  2821. 

  2822. }

  2823. 

  2824. CARLA_BACKEND_END_NAMESPACE

  2825. 

  2826. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2827. #include "CarlaHostCommon.cpp"

  2828. #include "CarlaPluginUI.cpp"

  2829. #include "CarlaDssiUtils.cpp"

  2830. #include "CarlaMacUtils.cpp"

  2831. #include "CarlaPatchbayUtils.cpp"

  2832. #include "CarlaPipeUtils.cpp"

  2833. #include "CarlaProcessUtils.cpp"

  2834. #include "CarlaStateUtils.cpp"

  2835. 

  2836. #endif

  2837. 

  2838. // -----------------------------------------------------------------------