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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.           fJuceMsgMutex(),

  158. #endif

  159.           kIsPatchbay(isPatchbay),

  160.           kHasMidiOut(withMidiOut),

  161.           fIsActive(false),

  162.           fIsRunning(false),

  163.           fUsesEmbed(false),

  164.           fUiServer(this),

  165.           fLastScaleFactor(1.0f),

  166.           fLastProjectFolder(),

  167.           fPluginDeleterMutex(),

  168.           fOptionsForced(false)

  169.     {

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

  171. 

  172.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

  173. 

  174. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  175.         if (kNeedsJuceEvents)

  176.             fJuceMsgMgr->incRef();

  177. #endif

  178. 

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

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

  181.         pData->initTime(nullptr);

  182. 

  183. #ifndef BUILD_BRIDGE

  184.         // Forced OSC setup when running as plugin

  185.         pData->options.oscEnabled = true;

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

  187.         pData->options.oscPortUDP = 0;

  188. #endif

  189. 

  190.         if (outChan == 0)

  191.             outChan = inChan;

  192. 

  193.         // set-up engine

  194.         if (kIsPatchbay)

  195.         {

  196.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  197.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  198.             pData->options.forceStereo         = false;

  199.             pData->options.preferPluginBridges = false;

  200.             pData->options.preferUiBridges     = false;

  201.             init("Carla-Patchbay");

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

  203.         }

  204.         else

  205.         {

  206.             CARLA_SAFE_ASSERT(inChan == 2);

  207.             CARLA_SAFE_ASSERT(outChan == 2);

  208.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  209.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  210.             pData->options.forceStereo         = true;

  211.             pData->options.preferPluginBridges = false;

  212.             pData->options.preferUiBridges     = false;

  213.             init("Carla-Rack");

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

  215.         }

  216. 

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

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

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

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

  221. 

  222.         const water::String binaryDir(File(File::getSpecialLocation(File::currentExecutableFile).getParentDirectory()).getFullPathName());

  223. 

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

  225.         pData->options.binaryDir   = carla_strdup(binaryDir.toRawUTF8());

  226.     }

  227. 

  228.     ~CarlaEngineNative() override

  229.     {

  230.         CARLA_SAFE_ASSERT(! fIsActive);

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

  232. 

  233.         pData->aboutToClose = true;

  234.         fIsRunning = false;

  235. 

  236.         {

  237. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  238.             const ScopedJuceMessageThreadRunner sjmtr(*this, true);

  239. #endif

  240.             removeAllPlugins();

  241.             //runPendingRtEvents();

  242.             close();

  243. 

  244.             pData->graph.destroy();

  245.         }

  246. 

  247. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  248.         if (kNeedsJuceEvents)

  249.             fJuceMsgMgr->decRef();

  250. #endif

  251. 

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

  253.     }

  254. 

  255.     // -------------------------------------

  256.     // CarlaEngine virtual calls

  257. 

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

  259.     {

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

  261. 

  262.         fIsRunning = true;

  263. 

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

  265.         {

  266.             close();

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

  268.             return false;

  269.         }

  270. 

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

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

  273. 

  274.         return true;

  275.     }

  276. 

  277.     bool close() override

  278.     {

  279.         fIsRunning = false;

  280.         CarlaEngine::close();

  281.         return true;

  282.     }

  283. 

  284.     bool isRunning() const noexcept override

  285.     {

  286.         return fIsRunning;

  287.     }

  288. 

  289.     bool isOffline() const noexcept override

  290.     {

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

  292.     }

  293. 

  294.     bool usesConstantBufferSize() const noexcept override

  295.     {

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

  297.         return true;

  298.     }

  299. 

  300.     EngineType getType() const noexcept override

  301.     {

  302.         return kEngineTypePlugin;

  303.     }

  304. 

  305.     const char* getCurrentDriverName() const noexcept override

  306.     {

  307.         return "Plugin";

  308.     }

  309. 

  310.     const char* getCurrentProjectFolder() const noexcept override

  311.     {

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

  313. 

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

  315. 

  316.         try {

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

  318.                                                              NATIVE_HOST_OPCODE_GET_FILE_PATH,

  319.                                                              0, 0,

  320.                                                              (void*)filetype,

  321.                                                              0.0f);

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

  323.     }

  324. 

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

  326.                   const EngineCallbackOpcode action, const uint pluginId,

  327.                   const int value1, const int value2, const int value3,

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

  329.     {

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

  331. 

  332.         if (sendHost)

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

  334. 

  335.         switch (action)

  336.         {

  337.         case ENGINE_CALLBACK_IDLE:

  338.             if (! pData->aboutToClose)

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

  340.             break;

  341. 

  342.         case ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED:

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

  344.             {

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

  346.                 if (_getRealIndexForPluginParameter(pluginId, rindex))

  347.                 {

  348.                     fParameters[rindex] = valuef;

  349. 

  350.                     if (fUsesEmbed || fUiServer.isPipeRunning())

  351.                     {

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

  353.                     }

  354.                     else

  355.                     {

  356.                         static uint last_pluginId = pluginId;

  357.                         static int last_value1 = value1;

  358.                         static bool init = true;

  359. 

  360.                         if (init || last_pluginId != pluginId || last_value1 != value1)

  361.                         {

  362.                             init = false;

  363.                             last_pluginId = pluginId;

  364.                             last_value1 = value1;

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

  366.                                          pluginId, value1);

  367.                         }

  368.                     }

  369.                 }

  370.             }

  371.             break;

  372. 

  373.         default:

  374.             break;

  375.         }

  376.     }

  377. 

  378.     const char* runFileCallback(FileCallbackOpcode action,

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

  380.     {

  381.         switch (action)

  382.         {

  383.         case FILE_CALLBACK_DEBUG:

  384.             return nullptr;

  385. 

  386.         case FILE_CALLBACK_OPEN:

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

  388. 

  389.         case FILE_CALLBACK_SAVE:

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

  391.         }

  392. 

  393.         return nullptr;

  394.     }

  395. 

  396.     // -------------------------------------------------------------------

  397. 

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

  399.     {

  400.         setParameterTouchFromUI(id, parameterId, touch);

  401.     }

  402. 

  403.     // -------------------------------------------------------------------

  404. 

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

  406.     {

  407.         uint32_t rindex = index;

  408.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  409.         {

  410.             fParameters[rindex] = value;

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

  412.         }

  413.     }

  414. 

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

  416.     {

  417.         uint32_t rindex = index;

  418.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  419.         {

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

  421.                               NATIVE_HOST_OPCODE_UI_TOUCH_PARAMETER,

  422.                               static_cast<int32_t>(rindex),

  423.                               touch ? 1 : 0,

  424.                               nullptr, 0.0f);

  425.         }

  426.     }

  427. 

  428.     void reloadFromUI()

  429.     {

  430.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

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

  432.     }

  433. 

  434. protected:

  435.     // -------------------------------------------------------------------

  436. 

  437.     void bufferSizeChanged(const uint32_t newBufferSize)

  438.     {

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

  440.             return;

  441. 

  442.         {

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

  444. 

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

  446.             {

  447.                 char tmpBuf[STR_MAX+1];

  448.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  449. 

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

  451. 

  452.                 if (fUiServer.writeMessage(tmpBuf))

  453.                     fUiServer.flushMessages();

  454.             }

  455.         }

  456. 

  457.         pData->bufferSize = newBufferSize;

  458.         CarlaEngine::bufferSizeChanged(newBufferSize);

  459.     }

  460. 

  461.     void sampleRateChanged(const double newSampleRate)

  462.     {

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

  464.             return;

  465. 

  466.         {

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

  468. 

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

  470.             {

  471.                 char tmpBuf[STR_MAX+1];

  472.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  473. 

  474.                 {

  475.                     const CarlaScopedLocale csl;

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

  477.                 }

  478. 

  479.                 if (fUiServer.writeMessage(tmpBuf))

  480.                     fUiServer.flushMessages();

  481.             }

  482.         }

  483. 

  484.         pData->sampleRate = newSampleRate;

  485.         CarlaEngine::sampleRateChanged(newSampleRate);

  486.     }

  487. 

  488.     // -------------------------------------------------------------------

  489. 

  490.     void uiServerSendPluginInfo(const CarlaPluginPtr& plugin)

  491.     {

  492.         char tmpBuf[STR_MAX+1];

  493.         carla_zeroChars(tmpBuf, STR_MAX+1);

  494. 

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

  496. 

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

  498. 

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

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

  501. 

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

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

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

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

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

  507. 

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

  509.         {

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

  511.         }

  512.         else

  513.         {

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

  515.         }

  516. 

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

  518.         {

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

  520.         }

  521.         else

  522.         {

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

  524.         }

  525. 

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

  527.         {

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

  529.         }

  530.         else

  531.         {

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

  533.         }

  534. 

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

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

  537.         } else {

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

  539.         }

  540. 

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

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

  543.         } else {

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

  545.         }

  546. 

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

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

  549.         } else {

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

  551.         }

  552. 

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

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

  555.         } else {

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

  557.         }

  558. 

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

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

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

  562. 

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

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

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

  566. 

  567.         fUiServer.flushMessages();

  568.     }

  569. 

  570.     void uiServerSendPluginParameters(const CarlaPluginPtr& plugin)

  571.     {

  572.         char tmpBuf[STR_MAX+1];

  573.         carla_zeroChars(tmpBuf, STR_MAX+1);

  574. 

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

  576.         const CarlaScopedLocale csl;

  577. 

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

  579. 

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

  581.         {

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

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

  584. 

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

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

  587. 

  588.             fUiServer.flushMessages();

  589.         }

  590. 

  591.         uint32_t ins, outs, count;

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

  593.         count = plugin->getParameterCount();

  594. 

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

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

  597. 

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

  599.         {

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

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

  602. 

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

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

  605. 

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

  607.                                                             paramData.mappedControlIndex, paramData.midiChannel);

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

  609. 

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

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

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

  613. 

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

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

  616.             } else {

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

  618.             }

  619. 

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

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

  622.             } else {

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

  624.             }

  625. 

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

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

  628.             } else {

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

  630.             }

  631. 

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

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

  634.             } else {

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

  636.             }

  637. 

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

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

  640. 

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

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

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

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

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

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

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

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

  649. 

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

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

  652. 

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

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

  655.         }

  656. 

  657.         fUiServer.flushMessages();

  658.     }

  659. 

  660.     void uiServerSendPluginPrograms(const CarlaPluginPtr& plugin)

  661.     {

  662.         char tmpBuf[STR_MAX+1];

  663.         carla_zeroChars(tmpBuf, STR_MAX+1);

  664. 

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

  666. 

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

  668. 

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

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

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

  672. 

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

  674.         {

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

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

  677. 

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

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

  680.             } else {

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

  682.             }

  683.         }

  684. 

  685.         fUiServer.flushMessages();

  686. 

  687.         count = plugin->getMidiProgramCount();

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

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

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

  691. 

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

  693.         {

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

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

  696. 

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

  698. 

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

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

  701. 

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

  703.         }

  704. 

  705.         fUiServer.flushMessages();

  706.     }

  707. 

  708.     void uiServerSendPluginProperties(const CarlaPluginPtr& plugin)

  709.     {

  710.         char tmpBuf[STR_MAX+1];

  711.         carla_zeroChars(tmpBuf, STR_MAX+1);

  712. 

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

  714. 

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

  716. 

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

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

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

  720. 

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

  722.         {

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

  724.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  725. 

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

  727.                 continue;

  728. 

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

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

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

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

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

  734.         }

  735. 

  736.         fUiServer.flushMessages();

  737.     }

  738. 

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

  740.                           const int value1, const int value2, const int value3,

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

  742.     {

  743.         if (! fIsRunning)

  744.             return;

  745.         if (! fUiServer.isPipeRunning())

  746.             return;

  747. 

  748.         switch (action)

  749.         {

  750.         case ENGINE_CALLBACK_UPDATE:

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

  752.             {

  753.                 if (plugin->isEnabled())

  754.                 {

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

  756.                     uiServerSendPluginProperties(plugin);

  757.                 }

  758.             }

  759.             break;

  760. 

  761.         case ENGINE_CALLBACK_RELOAD_INFO:

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

  763.             {

  764.                 if (plugin->isEnabled())

  765.                 {

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

  767.                     uiServerSendPluginInfo(plugin);

  768.                 }

  769.             }

  770.             break;

  771. 

  772.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

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

  774.             {

  775.                 if (plugin->isEnabled())

  776.                 {

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

  778.                     uiServerSendPluginParameters(plugin);

  779.                 }

  780.             }

  781.             break;

  782. 

  783.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

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

  785.             {

  786.                 if (plugin->isEnabled())

  787.                 {

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

  789.                     uiServerSendPluginPrograms(plugin);

  790.                 }

  791.             }

  792.             break;

  793. 

  794.         case ENGINE_CALLBACK_RELOAD_ALL:

  795.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  796.         case ENGINE_CALLBACK_PLUGIN_RENAMED:

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

  798.             {

  799.                 if (plugin->isEnabled())

  800.                 {

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

  802.                     uiServerSendPluginInfo(plugin);

  803.                     uiServerSendPluginParameters(plugin);

  804.                     uiServerSendPluginPrograms(plugin);

  805.                     uiServerSendPluginProperties(plugin);

  806.                 }

  807.             }

  808.             break;

  809. 

  810.         default:

  811.             break;

  812.         }

  813. 

  814.         char tmpBuf[STR_MAX+1];

  815.         carla_zeroChars(tmpBuf, STR_MAX+1);

  816. 

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

  818. 

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

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

  821. 

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

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

  824. 

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

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

  827. 

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

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

  830. 

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

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

  833. 

  834.         {

  835.             const CarlaScopedLocale csl;

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

  837.         }

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

  839. 

  840.         if (valueStr != nullptr) {

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

  842.         } else {

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

  844.         }

  845. 

  846.         fUiServer.flushMessages();

  847.     }

  848. 

  849.     void uiServerInfo()

  850.     {

  851.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  853. 

  854.         char tmpBuf[STR_MAX+1];

  855.         carla_zeroChars(tmpBuf, STR_MAX+1);

  856. 

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

  858. 

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

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

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

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

  863. #endif

  864. 

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

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

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

  868. 

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

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

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

  872. 

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

  874.         {

  875.             const CarlaScopedLocale csl;

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

  877.         }

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

  879. 

  880.         fUiServer.flushMessages();

  881.     }

  882. 

  883.     void uiServerOptions()

  884.     {

  885.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  887. 

  888.         char tmpBuf[STR_MAX+1];

  889.         carla_zeroChars(tmpBuf, STR_MAX+1);

  890. 

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

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

  893. 

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

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

  896. 

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

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

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

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

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

  902.         fUiServer.flushMessages();

  903. 

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

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

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

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

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

  909.         fUiServer.flushMessages();

  910. 

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

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

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

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

  915.         fUiServer.flushMessages();

  916. 

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

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

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

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

  921.         fUiServer.flushMessages();

  922. 

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

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

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

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

  927.         fUiServer.flushMessages();

  928. 

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

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

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

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

  933.         fUiServer.flushMessages();

  934. 

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

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

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

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

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

  940.         fUiServer.flushMessages();

  941. 

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

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

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

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

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

  947.         fUiServer.flushMessages();

  948. 

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

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

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

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

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

  954.         fUiServer.flushMessages();

  955. 

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

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

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

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

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

  961.         fUiServer.flushMessages();

  962.     }

  963. 

  964.     // -------------------------------------------------------------------

  965.     // Plugin parameter calls

  966. 

  967.     uint32_t getParameterCount() const

  968.     {

  969.         return kNumInParams + kNumOutParams;

  970.     }

  971. 

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

  973.     {

  974.         static NativeParameter param;

  975. 

  976.         static char strBufName[STR_MAX+1];

  977.         static char strBufUnit[STR_MAX+1];

  978.         static char strBufComment[STR_MAX+1];

  979.         static char strBufGroupName[STR_MAX+1];

  980.         carla_zeroChars(strBufName, STR_MAX+1);

  981.         carla_zeroChars(strBufUnit, STR_MAX+1);

  982.         carla_zeroChars(strBufComment, STR_MAX+1);

  983.         carla_zeroChars(strBufGroupName, STR_MAX+1);

  984. 

  985.         uint32_t rindex = index;

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

  987.         {

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

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

  990. 

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

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

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

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

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

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

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

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

  999. 

  1000.             uint hints = 0x0;

  1001. 

  1002.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1003.                 hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1004.             if (paramData.hints & PARAMETER_IS_INTEGER)

  1005.                 hints |= NATIVE_PARAMETER_IS_INTEGER;

  1006.             if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1007.                 hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1008.             if (paramData.hints & PARAMETER_IS_AUTOMATABLE)

  1009.                 hints |= NATIVE_PARAMETER_IS_AUTOMATABLE;

  1010.             if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1011.                 hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1012.             if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1013.                 hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1014. 

  1015.             if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1016.             {

  1017.                 if (paramData.hints & PARAMETER_IS_ENABLED)

  1018.                     hints |= NATIVE_PARAMETER_IS_ENABLED;

  1019.                 if (paramData.type == PARAMETER_OUTPUT)

  1020.                     hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1021.             }

  1022. 

  1023.             param.hints = static_cast<NativeParameterHints>(hints);

  1024.             param.name  = strBufName;

  1025.             param.unit  = strBufUnit;

  1026.             param.comment = strBufComment;

  1027.             param.groupName = strBufGroupName;

  1028.             param.ranges.def = paramRanges.def;

  1029.             param.ranges.min = paramRanges.min;

  1030.             param.ranges.max = paramRanges.max;

  1031.             param.ranges.step = paramRanges.step;

  1032.             param.ranges.stepSmall = paramRanges.stepSmall;

  1033.             param.ranges.stepLarge = paramRanges.stepLarge;

  1034.             param.scalePointCount = 0; // TODO

  1035.             param.scalePoints = nullptr;

  1036. 

  1037.             return &param;

  1038.         }

  1039. 

  1040.         param.hints = index < kNumInParams ? static_cast<NativeParameterHints>(0x0) : NATIVE_PARAMETER_IS_OUTPUT;

  1041.         param.name  = "Unused";

  1042.         param.unit  = "";

  1043.         param.ranges.def = 0.0f;

  1044.         param.ranges.min = 0.0f;

  1045.         param.ranges.max = 1.0f;

  1046.         param.ranges.step = 0.01f;

  1047.         param.ranges.stepSmall = 0.001f;

  1048.         param.ranges.stepLarge = 0.1f;

  1049.         param.scalePointCount = 0;

  1050.         param.scalePoints = nullptr;

  1051. 

  1052.         return &param;

  1053.     }

  1054. 

  1055.     float getParameterValue(const uint32_t index) const

  1056.     {

  1057.         uint32_t rindex = index;

  1058.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1059.             return plugin->getParameterValue(rindex);

  1060. 

  1061.         return fParameters[index];

  1062.     }

  1063. 

  1064.     // -------------------------------------------------------------------

  1065.     // Plugin state calls

  1066. 

  1067.     void setParameterValue(const uint32_t index, const float value)

  1068.     {

  1069.         uint32_t rindex = index;

  1070.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1071.             plugin->setParameterValueRT(rindex, value, false);

  1072. 

  1073.         fParameters[index] = value;

  1074.     }

  1075. 

  1076.     // -------------------------------------------------------------------

  1077.     // Plugin process calls

  1078. 

  1079.     void activate()

  1080.     {

  1081. #if 0

  1082.         for (uint i=0; i < pData->curPluginCount; ++i)

  1083.         {

  1084.             CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1085. 

  1086.             if (plugin == nullptr || ! plugin->isEnabled())

  1087.                 continue;

  1088. 

  1089.             plugin->setActive(true, true, false);

  1090.         }

  1091. #endif

  1092.         fIsActive = true;

  1093.     }

  1094. 

  1095.     void deactivate()

  1096.     {

  1097.         fIsActive = false;

  1098. #if 0

  1099.         for (uint i=0; i < pData->curPluginCount; ++i)

  1100.         {

  1101.             CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1102. 

  1103.             if (plugin == nullptr || ! plugin->isEnabled())

  1104.                 continue;

  1105. 

  1106.             plugin->setActive(false, true, false);

  1107.         }

  1108. #endif

  1109. 

  1110.         // just in case

  1111.         //runPendingRtEvents();

  1112.     }

  1113. 

  1114.     void process(const float* const* const inBuffer, float** const outBuffer, const uint32_t frames,

  1115.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1116.     {

  1117.         if (frames > pData->bufferSize)

  1118.         {

  1119.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1120.                           frames, pData->bufferSize);

  1121. 

  1122.             deactivate();

  1123.             bufferSizeChanged(frames);

  1124.             activate();

  1125.         }

  1126. 

  1127.         const PendingRtEventsRunner prt(this, frames, true);

  1128. 

  1129.         // ---------------------------------------------------------------

  1130.         // Time Info

  1131. 

  1132.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1133. 

  1134.         pData->timeInfo.playing   = timeInfo->playing;

  1135.         pData->timeInfo.frame     = timeInfo->frame;

  1136.         pData->timeInfo.usecs     = timeInfo->usecs;

  1137.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1138. 

  1139.         if (timeInfo->bbt.valid)

  1140.         {

  1141.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1142.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1143.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1144.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1145. 

  1146.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1147.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1148. 

  1149.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1150.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1151.         }

  1152. 

  1153.         // ---------------------------------------------------------------

  1154.         // Do nothing if no plugins and rack mode

  1155. 

  1156.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1157.         {

  1158.             if (outBuffer[0] != inBuffer[0])

  1159.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1160. 

  1161.             if (outBuffer[1] != inBuffer[1])

  1162.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1163. 

  1164.             for (uint32_t i=0; i < midiEventCount; ++i)

  1165.             {

  1166.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1167.                     break;

  1168.             }

  1169.             return;

  1170.         }

  1171. 

  1172.         // ---------------------------------------------------------------

  1173.         // initialize events

  1174. 

  1175.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1176.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1177. 

  1178.         // ---------------------------------------------------------------

  1179.         // events input (before processing)

  1180. 

  1181.         {

  1182.             uint32_t engineEventIndex = 0;

  1183. 

  1184.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1185.             {

  1186.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1187.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1188. 

  1189.                 engineEvent.time = midiEvent.time;

  1190.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1191. 

  1192.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1193.                     break;

  1194.             }

  1195.         }

  1196. 

  1197.         if (kIsPatchbay)

  1198.         {

  1199.             // -----------------------------------------------------------

  1200.             // process

  1201. 

  1202.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1203.         }

  1204.         else

  1205.         {

  1206.             // -----------------------------------------------------------

  1207.             // create audio buffers

  1208. 

  1209.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1210.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1211. 

  1212.             // -----------------------------------------------------------

  1213.             // process

  1214. 

  1215.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1216.         }

  1217. 

  1218.         // ---------------------------------------------------------------

  1219.         // events output (after processing)

  1220. 

  1221.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1222. 

  1223.         if (kHasMidiOut)

  1224.         {

  1225.             NativeMidiEvent midiEvent;

  1226. 

  1227.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1228.             {

  1229.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1230. 

  1231.                 if (engineEvent.type == kEngineEventTypeNull)

  1232.                     break;

  1233. 

  1234.                 carla_zeroStruct(midiEvent);

  1235.                 midiEvent.time = engineEvent.time;

  1236. 

  1237.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1238.                 {

  1239.                     midiEvent.port = 0;

  1240.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1241.                 }

  1242.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1243.                 {

  1244.                     if (engineEvent.midi.size > 4)

  1245.                         continue;

  1246. 

  1247.                     midiEvent.port = engineEvent.midi.port;

  1248.                     midiEvent.size = engineEvent.midi.size;

  1249. 

  1250.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1251. 

  1252.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1253.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1254.                 }

  1255.                 else

  1256.                 {

  1257.                     continue;

  1258.                 }

  1259. 

  1260.                 if (midiEvent.size > 0)

  1261.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1262.             }

  1263.         }

  1264.     }

  1265. 

  1266.     // -------------------------------------------------------------------

  1267.     // Plugin UI calls

  1268. 

  1269.     void uiShow(const bool show)

  1270.     {

  1271.         if (show)

  1272.         {

  1273.             if (fUiServer.isPipeRunning())

  1274.             {

  1275.                 fUiServer.writeFocusMessage();

  1276.                 return;

  1277.             }

  1278. 

  1279.             CarlaString path(pHost->resourceDir);

  1280. 

  1281.             if (kIsPatchbay)

  1282.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1283.             else

  1284.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1285. #ifdef CARLA_OS_WIN

  1286.             path += ".exe";

  1287. #endif

  1288.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1289. 

  1290.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1291. 

  1292.             if (! fUiServer.startPipeServer(false))

  1293.             {

  1294.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1295.                 return;

  1296.             }

  1297. 

  1298.             uiServerInfo();

  1299.             uiServerOptions();

  1300.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1301.                              pData->curPluginCount,

  1302.                              pData->options.processMode,

  1303.                              pData->options.transportMode,

  1304.                              static_cast<int>(pData->bufferSize),

  1305.                              static_cast<float>(pData->sampleRate),

  1306.                              "Plugin");

  1307. 

  1308.             fUiServer.writeShowMessage();

  1309. 

  1310.             for (uint i=0; i < pData->curPluginCount; ++i)

  1311.             {

  1312.                 if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1313.                     if (plugin->isEnabled())

  1314.                         uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  1315.             }

  1316. 

  1317.             if (kIsPatchbay)

  1318.                 patchbayRefresh(true, false, false);

  1319.         }

  1320.         else

  1321.         {

  1322.             fUiServer.stopPipeServer(2000);

  1323. 

  1324.             // hide all custom uis

  1325.             for (uint i=0; i < pData->curPluginCount; ++i)

  1326.             {

  1327.                 if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1328.                 {

  1329.                     if (plugin->isEnabled())

  1330.                     {

  1331.                         if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1332.                         {

  1333.                             try {

  1334.                                 plugin->showCustomUI(false);

  1335.                             } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1336.                         }

  1337.                     }

  1338.                 }

  1339.             }

  1340.         }

  1341.     }

  1342. 

  1343.     void uiIdle()

  1344.     {

  1345. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1346.         const ScopedJuceMessageThreadRunner sjmtr(*this, false);

  1347. 

  1348.         if (kNeedsJuceEvents && ! sjmtr.wasLocked)

  1349.             return;

  1350. #endif

  1351. 

  1352.         for (uint i=0; i < pData->curPluginCount; ++i)

  1353.         {

  1354.             if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1355.             {

  1356.                 if (plugin->isEnabled())

  1357.                 {

  1358.                     const uint hints = plugin->getHints();

  1359. 

  1360.                     if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1361.                     {

  1362.                         try {

  1363.                             plugin->uiIdle();

  1364.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1365.                     }

  1366.                 }

  1367.             }

  1368.         }

  1369. 

  1370.         idlePipe();

  1371. 

  1372.         switch (fUiServer.getAndResetUiState())

  1373.         {

  1374.         case CarlaExternalUI::UiNone:

  1375.         case CarlaExternalUI::UiShow:

  1376.             break;

  1377.         case CarlaExternalUI::UiCrashed:

  1378.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1379.             break;

  1380.         case CarlaExternalUI::UiHide:

  1381.             pHost->ui_closed(pHost->handle);

  1382.             fUiServer.stopPipeServer(1000);

  1383.             break;

  1384.         }

  1385. 

  1386.         if (carla_isNotEqual(fLastScaleFactor, pData->options.uiScale))

  1387.         {

  1388.             fLastScaleFactor = pData->options.uiScale;

  1389.             pHost->dispatcher(pHost->handle,

  1390.                               NATIVE_HOST_OPCODE_UI_RESIZE,

  1391.                               static_cast<int>(kUiWidth * fLastScaleFactor + 0.5f),

  1392.                               static_cast<int>(kUiHeight * fLastScaleFactor + 0.5f),

  1393.                               nullptr, 0.0f);

  1394.         }

  1395. 

  1396.         {

  1397.             const CarlaMutexLocker cml(fPluginDeleterMutex);

  1398.             pData->deletePluginsAsNeeded();

  1399.         }

  1400.     }

  1401. 

  1402.     void uiSetParameterValue(const uint32_t index, const float value)

  1403.     {

  1404.         uint32_t rindex = index;

  1405.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1406.         {

  1407.             if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1408.                 plugin->uiParameterChange(rindex, value);

  1409. 

  1410.             if (index >= kNumInParams || ! fUiServer.isPipeRunning())

  1411.                 return;

  1412. 

  1413.             uiServerCallback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1414.                              plugin->getId(),

  1415.                              static_cast<int>(rindex),

  1416.                              0, 0,

  1417.                              value,

  1418.                              nullptr);

  1419.         }

  1420.     }

  1421. 

  1422.     void idlePipe()

  1423.     {

  1424.         if (! fUiServer.isPipeRunning())

  1425.             return;

  1426. 

  1427.         fUiServer.idlePipe();

  1428. 

  1429.         if (! fUiServer.isPipeRunning())

  1430.             return;

  1431. 

  1432.         char tmpBuf[STR_MAX+1];

  1433.         carla_zeroChars(tmpBuf, STR_MAX+1);

  1434. 

  1435.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1436.         const CarlaScopedLocale csl;

  1437.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1438. 

  1439.         // ------------------------------------------------------------------------------------------------------------

  1440.         // send engine info

  1441. 

  1442.         std::snprintf(tmpBuf, STR_MAX, "%.12g:0\n", static_cast<double>(getDSPLoad()));

  1443.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("runtime-info\n"),);

  1444.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1445. 

  1446.         fUiServer.flushMessages();

  1447. 

  1448.         if (const char* const projFolder = getCurrentProjectFolder())

  1449.         {

  1450.             if (fLastProjectFolder != projFolder)

  1451.             {

  1452.                 carla_stdout("Project folder changed to %s", projFolder);

  1453.                 fLastProjectFolder = projFolder;

  1454.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("project-folder\n"),);

  1455.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(projFolder),);

  1456.                 fUiServer.flushMessages();

  1457.             }

  1458.         }

  1459. 

  1460.         // ------------------------------------------------------------------------------------------------------------

  1461.         // send transport

  1462. 

  1463.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("transport\n"),);

  1464.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"),);

  1465. 

  1466.         if (timeInfo.bbt.valid)

  1467.         {

  1468.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":%i:%i:%i\n", timeInfo.frame,

  1469.                                                                    timeInfo.bbt.bar,

  1470.                                                                    timeInfo.bbt.beat,

  1471.                                                                    static_cast<int>(timeInfo.bbt.tick + 0.5));

  1472.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1473.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", timeInfo.bbt.beatsPerMinute);

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

  1475.         }

  1476.         else

  1477.         {

  1478.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1479.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1480.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("0.0\n"),);

  1481.         }

  1482. 

  1483.         fUiServer.flushMessages();

  1484. 

  1485.         // ------------------------------------------------------------------------------------------------------------

  1486.         // send peaks and param outputs for all plugins

  1487. 

  1488.         for (uint i=0; i < pData->curPluginCount; ++i)

  1489.         {

  1490.             const EnginePluginData& plugData(pData->plugins[i]);

  1491.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1492. 

  1493.             std::snprintf(tmpBuf, STR_MAX, "PEAKS_%i\n", i);

  1494.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1495.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g:%.12g:%.12g\n",

  1496.                           static_cast<double>(plugData.peaks[0]),

  1497.                           static_cast<double>(plugData.peaks[1]),

  1498.                           static_cast<double>(plugData.peaks[2]),

  1499.                           static_cast<double>(plugData.peaks[3]));

  1500.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1501. 

  1502.             fUiServer.flushMessages();

  1503. 

  1504.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1505.             {

  1506.                 if (! plugin->isParameterOutput(j))

  1507.                     continue;

  1508. 

  1509.                 std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%u\n", i, j);

  1510.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1511.                 std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getParameterValue(j)));

  1512.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1513. 

  1514.                 fUiServer.flushMessages();

  1515.             }

  1516.         }

  1517.     }

  1518. 

  1519.     // -------------------------------------------------------------------

  1520.     // Plugin state calls

  1521. 

  1522.     char* getState() const

  1523.     {

  1524.         MemoryOutputStream out;

  1525.         saveProjectInternal(out);

  1526.         return strdup(out.toString().toRawUTF8());

  1527.     }

  1528. 

  1529.     void setState(const char* const data)

  1530.     {

  1531. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1532.         const ScopedJuceMessageThreadRunner sjmtr(*this, true);

  1533. #endif

  1534. 

  1535.         // remove all plugins from UI side

  1536.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1537.             CarlaEngine::callback(true, true, ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1538. 

  1539.         // remove all plugins from backend, no lock

  1540.         fIsRunning = false;

  1541.         removeAllPlugins();

  1542.         fIsRunning = true;

  1543. 

  1544.         {

  1545.             const CarlaMutexLocker cml(fPluginDeleterMutex);

  1546.             pData->deletePluginsAsNeeded();

  1547.         }

  1548. 

  1549.         // stopped during removeAllPlugins()

  1550.         if (! pData->thread.isThreadRunning())

  1551.             pData->thread.startThread();

  1552. 

  1553.         fOptionsForced = true;

  1554.         const String state(data);

  1555.         XmlDocument xml(state);

  1556.         loadProjectInternal(xml, true);

  1557. 

  1558.         reloadFromUI();

  1559.     }

  1560. 

  1561.     // -------------------------------------------------------------------

  1562. 

  1563. public:

  1564.     #define handlePtr ((CarlaEngineNative*)handle)

  1565. 

  1566.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1567.     {

  1568.         return new CarlaEngineNative(host, false, true);

  1569.     }

  1570. 

  1571.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1572.     {

  1573.         return new CarlaEngineNative(host, false, false);

  1574.     }

  1575. 

  1576.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1577.     {

  1578.         return new CarlaEngineNative(host, true, true);

  1579.     }

  1580. 

  1581.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1582.     {

  1583.         return new CarlaEngineNative(host, true, true, 3, 2);

  1584.     }

  1585. 

  1586.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1587.     {

  1588.         return new CarlaEngineNative(host, true, true, 16, 16);

  1589.     }

  1590. 

  1591.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1592.     {

  1593.         return new CarlaEngineNative(host, true, true, 32, 32);

  1594.     }

  1595. 

  1596.     static NativePluginHandle _instantiatePatchbay64(const NativeHostDescriptor* host)

  1597.     {

  1598.         return new CarlaEngineNative(host, true, true, 64, 64);

  1599.     }

  1600. 

  1601.     static NativePluginHandle _instantiatePatchbayCV(const NativeHostDescriptor* host)

  1602.     {

  1603.         return new CarlaEngineNative(host, true, true, 2, 2, 5, 5);

  1604.     }

  1605. 

  1606.     static NativePluginHandle _instantiatePatchbayCV8(const NativeHostDescriptor* host)

  1607.     {

  1608.         return new CarlaEngineNative(host, true, true, 2, 2, 8, 8);

  1609.     }

  1610. 

  1611.     static void _cleanup(NativePluginHandle handle)

  1612.     {

  1613.         delete handlePtr;

  1614.     }

  1615. 

  1616.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1617.     {

  1618.         return handlePtr->getParameterCount();

  1619.     }

  1620. 

  1621.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1622.     {

  1623.         return handlePtr->getParameterInfo(index);

  1624.     }

  1625. 

  1626.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1627.     {

  1628.         return handlePtr->getParameterValue(index);

  1629.     }

  1630. 

  1631.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1632.     {

  1633.         handlePtr->setParameterValue(index, value);

  1634.     }

  1635. 

  1636.     static void _ui_show(NativePluginHandle handle, bool show)

  1637.     {

  1638.         handlePtr->uiShow(show);

  1639.     }

  1640. 

  1641.     static void _ui_idle(NativePluginHandle handle)

  1642.     {

  1643.         handlePtr->uiIdle();

  1644.     }

  1645. 

  1646.     static void _ui_set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1647.     {

  1648.         handlePtr->uiSetParameterValue(index, value);

  1649.     }

  1650. 

  1651.     static void _activate(NativePluginHandle handle)

  1652.     {

  1653.         handlePtr->activate();

  1654.     }

  1655. 

  1656.     static void _deactivate(NativePluginHandle handle)

  1657.     {

  1658.         handlePtr->deactivate();

  1659.     }

  1660. 

  1661.     // FIXME for v3.0, use const for the input buffer

  1662.     static void _process(NativePluginHandle handle,

  1663.                          float** inBuffer, float** outBuffer, const uint32_t frames,

  1664.                          const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1665.     {

  1666.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1667.     }

  1668. 

  1669.     static char* _get_state(NativePluginHandle handle)

  1670.     {

  1671.         return handlePtr->getState();

  1672.     }

  1673. 

  1674.     static void _set_state(NativePluginHandle handle, const char* data)

  1675.     {

  1676.         handlePtr->setState(data);

  1677.     }

  1678. 

  1679.     static intptr_t _dispatcher(NativePluginHandle handle,

  1680.                                 NativePluginDispatcherOpcode opcode,

  1681.                                 int32_t index, intptr_t value, void* ptr, float opt)

  1682.     {

  1683.         switch(opcode)

  1684.         {

  1685.         case NATIVE_PLUGIN_OPCODE_NULL:

  1686.             return 0;

  1687.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1688.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1689.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1690.             return 0;

  1691.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1692.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  1693.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1694.             return 0;

  1695.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1696.             handlePtr->offlineModeChanged(value != 0);

  1697.             return 0;

  1698.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1699.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1700.             return 0;

  1701.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  1702.             CarlaEngineNative* const engine = handlePtr;

  1703.             return (intptr_t)(CarlaEngine*)engine;

  1704.         }

  1705.         case NATIVE_PLUGIN_OPCODE_IDLE:

  1706.             //handlePtr->idle();

  1707.             return 0;

  1708.         case NATIVE_PLUGIN_OPCODE_UI_MIDI_EVENT:

  1709.             return 0;

  1710.         case NATIVE_PLUGIN_OPCODE_HOST_USES_EMBED:

  1711.             handlePtr->fUsesEmbed = true;

  1712.             return 0;

  1713.         }

  1714. 

  1715.         return 0;

  1716. 

  1717.         // unused

  1718.         (void)index;

  1719.         (void)ptr;

  1720.     }

  1721. 

  1722.     // -------------------------------------------------------------------

  1723. 

  1724.     #undef handlePtr

  1725. 

  1726. private:

  1727.     const NativeHostDescriptor* const pHost;

  1728. 

  1729. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1730.     const bool kNeedsJuceEvents;

  1731.     const juce::SharedResourcePointer<ReferenceCountedJuceMessageMessager> fJuceMsgMgr;

  1732.     CarlaMutex fJuceMsgMutex;

  1733. 

  1734.     struct ScopedJuceMessageThreadRunner {

  1735.         const CarlaMutexTryLocker cmtl;

  1736.         const bool wasLocked;

  1737.         juce::MessageManager* msgMgr;

  1738. 

  1739.         ScopedJuceMessageThreadRunner(CarlaEngineNative& self, const bool forceLock) noexcept

  1740.             : cmtl(self.fJuceMsgMutex, forceLock),

  1741.               wasLocked(cmtl.wasLocked()),

  1742.               msgMgr(nullptr)

  1743.         {

  1744.             if (! self.kNeedsJuceEvents)

  1745.                 return;

  1746.             if (! wasLocked)

  1747.                 return;

  1748. 

  1749.             juce::MessageManager* const msgMgr2 = juce::MessageManager::getInstanceWithoutCreating();

  1750.             CARLA_SAFE_ASSERT_RETURN(msgMgr2 != nullptr,);

  1751. 

  1752.             if (! msgMgr2->isThisTheMessageThread())

  1753.             {

  1754.                 try {

  1755.                     msgMgr2->setCurrentThreadAsMessageThread();

  1756.                 } CARLA_SAFE_EXCEPTION_RETURN("setCurrentThreadAsMessageThread",);

  1757.             }

  1758. 

  1759.             msgMgr = msgMgr2;

  1760.         }

  1761. 

  1762.         ~ScopedJuceMessageThreadRunner()

  1763.         {

  1764.             if (msgMgr == nullptr)

  1765.                 return;

  1766. 

  1767.             const juce::MessageManagerLock mml;

  1768. 

  1769.             for (; msgMgr->dispatchNextMessageOnSystemQueue(true);) {}

  1770.         }

  1771. 

  1772.         CARLA_DECLARE_NON_COPY_STRUCT(ScopedJuceMessageThreadRunner)

  1773.     };

  1774. #endif

  1775. 

  1776.     const bool kIsPatchbay; // rack if false

  1777.     const bool kHasMidiOut;

  1778.     bool fIsActive, fIsRunning, fUsesEmbed;

  1779.     CarlaEngineNativeUI fUiServer;

  1780. 

  1781.     float fParameters[kNumInParams+kNumOutParams];

  1782.     float fLastScaleFactor;

  1783.     CarlaString fLastProjectFolder;

  1784.     CarlaMutex fPluginDeleterMutex;

  1785. 

  1786.     bool fOptionsForced;

  1787. 

  1788.     CarlaPluginPtr _getPluginForParameterIndex(uint32_t& index) const noexcept

  1789.     {

  1790.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1791.             return nullptr;

  1792. 

  1793.         for (uint32_t i=0; i<pData->curPluginCount; ++i)

  1794.         {

  1795.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1796. 

  1797.             if (plugin.get() == nullptr || ! plugin->isEnabled())

  1798.                 break;

  1799. 

  1800.             if (const uint32_t paramCount = plugin->getParameterCount())

  1801.             {

  1802.                 if (index >= paramCount)

  1803.                 {

  1804.                     index -= paramCount;

  1805.                     continue;

  1806.                 }

  1807. 

  1808.                 return plugin;

  1809.             }

  1810.         }

  1811. 

  1812.         return nullptr;

  1813.     }

  1814. 

  1815.     bool _getRealIndexForPluginParameter(const uint32_t pluginId, uint32_t& rindex) const noexcept

  1816.     {

  1817.         if (pData->curPluginCount == 0 || pluginId >= pData->curPluginCount || pData->plugins == nullptr)

  1818.             return false;

  1819. 

  1820.         for (uint32_t i=0; i<pluginId; ++i)

  1821.         {

  1822.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1823. 

  1824.             if (plugin.get() == nullptr || ! plugin->isEnabled())

  1825.                 return false;

  1826. 

  1827.             rindex += plugin->getParameterCount();

  1828.         }

  1829. 

  1830.         if (rindex >= kNumInParams)

  1831.             return false;

  1832. 

  1833.         return true;

  1834.     }

  1835. 

  1836.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1837. };

  1838. 

  1839. // -----------------------------------------------------------------------

  1840. 

  1841. bool CarlaEngineNativeUI::msgReceived(const char* const msg) noexcept

  1842. {

  1843.     if (CarlaExternalUI::msgReceived(msg))

  1844.         return true;

  1845. 

  1846.     bool ok = true;

  1847. 

  1848.     if (std::strcmp(msg, "set_engine_option") == 0)

  1849.     {

  1850.         uint32_t option;

  1851.         int32_t value;

  1852.         const char* valueStr = nullptr;

  1853. 

  1854.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  1855.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(value), true);

  1856.         readNextLineAsString(valueStr, false); // can be null

  1857. 

  1858.         try {

  1859.             fEngine->setOption(static_cast<EngineOption>(option), value, valueStr);

  1860.         } CARLA_SAFE_EXCEPTION("setOption");

  1861.     }

  1862.     else if (std::strcmp(msg, "clear_engine_xruns") == 0)

  1863.     {

  1864.         fEngine->clearXruns();

  1865.     }

  1866.     else if (std::strcmp(msg, "cancel_engine_action") == 0)

  1867.     {

  1868.         fEngine->setActionCanceled(true);

  1869.     }

  1870.     else if (std::strcmp(msg, "load_file") == 0)

  1871.     {

  1872.         const char* filename;

  1873. 

  1874.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1875. 

  1876.         try {

  1877.             ok = fEngine->loadFile(filename);

  1878.         } CARLA_SAFE_EXCEPTION("loadFile");

  1879. 

  1880.         fEngine->reloadFromUI();

  1881.     }

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

  1883.     {

  1884.         const char* filename;

  1885. 

  1886.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1887. 

  1888.         try {

  1889.             ok = fEngine->loadProject(filename, true);

  1890.         } CARLA_SAFE_EXCEPTION("loadProject");

  1891. 

  1892.         fEngine->reloadFromUI();

  1893.     }

  1894.     else if (std::strcmp(msg, "save_project") == 0)

  1895.     {

  1896.         const char* filename;

  1897. 

  1898.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1899. 

  1900.         try {

  1901.             ok = fEngine->saveProject(filename, true);

  1902.         } CARLA_SAFE_EXCEPTION("saveProject");

  1903.     }

  1904.     else if (std::strcmp(msg, "clear_project_filename") == 0)

  1905.     {

  1906.         fEngine->clearCurrentProjectFilename();

  1907.     }

  1908.     else if (std::strcmp(msg, "patchbay_connect") == 0)

  1909.     {

  1910.         bool external;

  1911.         uint32_t groupA, portA, groupB, portB;

  1912. 

  1913.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1914.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupA), true);

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

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

  1917.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portB), true);

  1918. 

  1919.         try {

  1920.             ok = fEngine->patchbayConnect(external, groupA, portA, groupB, portB);

  1921.         } CARLA_SAFE_EXCEPTION("patchbayConnect");

  1922.     }

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

  1924.     {

  1925.         bool external;

  1926.         uint32_t connectionId;

  1927. 

  1928.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1929.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(connectionId), true);

  1930. 

  1931.         try {

  1932.             ok = fEngine->patchbayDisconnect(external, connectionId);

  1933.         } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  1934.     }

  1935.     else if (std::strcmp(msg, "patchbay_set_group_pos") == 0)

  1936.     {

  1937.         bool external;

  1938.         uint32_t groupId;

  1939.         int x1, y1, x2, y2;

  1940.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1941.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupId), true);

  1942.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x1), true);

  1943.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y1), true);

  1944.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x2), true);

  1945.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y2), true);

  1946. 

  1947.         try {

  1948.             ok = fEngine->patchbaySetGroupPos(false, true, external, groupId, x1, y1, x2, y2);

  1949.         } CARLA_SAFE_EXCEPTION("patchbaySetGroupPos");

  1950.     }

  1951.     else if (std::strcmp(msg, "patchbay_refresh") == 0)

  1952.     {

  1953.         bool external;

  1954.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1955. 

  1956.         try {

  1957.             ok = fEngine->patchbayRefresh(true, false, external);

  1958.         } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  1959.     }

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

  1961.     {

  1962.         fEngine->transportPlay();

  1963.     }

  1964.     else if (std::strcmp(msg, "transport_pause") == 0)

  1965.     {

  1966.         fEngine->transportPause();

  1967.     }

  1968.     else if (std::strcmp(msg, "transport_bpm") == 0)

  1969.     {

  1970.         double bpm;

  1971. 

  1972.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsDouble(bpm), true);

  1973. 

  1974.         fEngine->transportBPM(bpm);

  1975.     }

  1976.     else if (std::strcmp(msg, "transport_relocate") == 0)

  1977.     {

  1978.         uint64_t frame;

  1979. 

  1980.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsULong(frame), true);

  1981. 

  1982.         fEngine->transportRelocate(frame);

  1983.     }

  1984.     else if (std::strcmp(msg, "add_plugin") == 0)

  1985.     {

  1986.         uint32_t btype, ptype;

  1987.         const char* filename = nullptr;

  1988.         const char* name;

  1989.         const char* label;

  1990.         int64_t uniqueId;

  1991.         uint options;

  1992. 

  1993.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(btype), true);

  1994.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(ptype), true);

  1995.         readNextLineAsString(filename, true); // can be null

  1996.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(name, true), true);

  1997.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(label, true), true);

  1998.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsLong(uniqueId), true);

  1999.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(options), true);

  2000. 

  2001.         if (filename != nullptr && std::strcmp(filename, "(null)") == 0)

  2002.         {

  2003.             delete[] filename;

  2004.             filename = nullptr;

  2005.         }

  2006. 

  2007.         if (std::strcmp(name, "(null)") == 0)

  2008.         {

  2009.             delete[] name;

  2010.             name = nullptr;

  2011.         }

  2012. 

  2013.         ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype),

  2014.                                 filename, name, label, uniqueId, nullptr, options);

  2015. 

  2016.         if (filename != nullptr)

  2017.             delete[] filename;

  2018.         if (name != nullptr)

  2019.             delete[] name;

  2020.         delete[] label;

  2021. 

  2022.         fEngine->reloadFromUI();

  2023.     }

  2024.     else if (std::strcmp(msg, "remove_plugin") == 0)

  2025.     {

  2026.         uint32_t pluginId;

  2027. 

  2028.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2029. 

  2030.         ok = fEngine->removePlugin(pluginId);

  2031.         fEngine->reloadFromUI();

  2032.     }

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

  2034.     {

  2035.         ok = fEngine->removeAllPlugins();

  2036.         fEngine->reloadFromUI();

  2037.     }

  2038.     else if (std::strcmp(msg, "rename_plugin") == 0)

  2039.     {

  2040.         uint32_t pluginId;

  2041.         const char* newName;

  2042. 

  2043.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2044.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(newName, false), true);

  2045. 

  2046.         ok = fEngine->renamePlugin(pluginId, newName);

  2047.     }

  2048.     else if (std::strcmp(msg, "clone_plugin") == 0)

  2049.     {

  2050.         uint32_t pluginId;

  2051. 

  2052.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2053. 

  2054.         ok = fEngine->clonePlugin(pluginId);

  2055.         fEngine->reloadFromUI();

  2056.     }

  2057.     else if (std::strcmp(msg, "replace_plugin") == 0)

  2058.     {

  2059.         uint32_t pluginId;

  2060. 

  2061.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2062. 

  2063.         ok = fEngine->replacePlugin(pluginId);

  2064.     }

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

  2066.     {

  2067.         uint32_t pluginIdA, pluginIdB;

  2068. 

  2069.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdA), true);

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

  2071. 

  2072.         ok = fEngine->switchPlugins(pluginIdA, pluginIdB);

  2073.         fEngine->reloadFromUI();

  2074.     }

  2075.     else if (std::strcmp(msg, "load_plugin_state") == 0)

  2076.     {

  2077.         uint32_t pluginId;

  2078.         const char* filename;

  2079. 

  2080.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2081.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  2082. 

  2083.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2084.         {

  2085.             plugin->loadStateFromFile(filename);

  2086.             _updateParamValues(plugin, pluginId, false, true);

  2087.         }

  2088.     }

  2089.     else if (std::strcmp(msg, "save_plugin_state") == 0)

  2090.     {

  2091.         uint32_t pluginId;

  2092.         const char* filename;

  2093. 

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

  2095.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  2096. 

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

  2098.             plugin->saveStateToFile(filename);

  2099.     }

  2100.     else if (std::strcmp(msg, "set_option") == 0)

  2101.     {

  2102.         uint32_t pluginId, option;

  2103.         bool yesNo;

  2104. 

  2105.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2106.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  2107.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2108. 

  2109.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2110.             plugin->setOption(option, yesNo, false);

  2111.     }

  2112.     else if (std::strcmp(msg, "set_active") == 0)

  2113.     {

  2114.         uint32_t pluginId;

  2115.         bool onOff;

  2116. 

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

  2118.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(onOff), true);

  2119. 

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

  2121.             plugin->setActive(onOff, true, false);

  2122.     }

  2123.     else if (std::strcmp(msg, "set_drywet") == 0)

  2124.     {

  2125.         uint32_t pluginId;

  2126.         float value;

  2127. 

  2128.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2129.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2130. 

  2131.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2132.             plugin->setDryWet(value, true, false);

  2133.     }

  2134.     else if (std::strcmp(msg, "set_volume") == 0)

  2135.     {

  2136.         uint32_t pluginId;

  2137.         float value;

  2138. 

  2139.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2140.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2141. 

  2142.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2143.             plugin->setVolume(value, true, false);

  2144.     }

  2145.     else if (std::strcmp(msg, "set_balance_left") == 0)

  2146.     {

  2147.         uint32_t pluginId;

  2148.         float value;

  2149. 

  2150.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2151.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2152. 

  2153.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2154.             plugin->setBalanceLeft(value, true, false);

  2155.     }

  2156.     else if (std::strcmp(msg, "set_balance_right") == 0)

  2157.     {

  2158.         uint32_t pluginId;

  2159.         float value;

  2160. 

  2161.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2162.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2163. 

  2164.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2165.             plugin->setBalanceRight(value, true, false);

  2166.     }

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

  2168.     {

  2169.         uint32_t pluginId;

  2170.         float value;

  2171. 

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

  2173.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2174. 

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

  2176.             plugin->setPanning(value, true, false);

  2177.     }

  2178.     else if (std::strcmp(msg, "set_ctrl_channel") == 0)

  2179.     {

  2180.         uint32_t pluginId;

  2181.         int32_t channel;

  2182. 

  2183.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2184.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(channel), true);

  2185.         CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS, true);

  2186. 

  2187.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2188.             plugin->setCtrlChannel(int8_t(channel), true, false);

  2189.     }

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

  2191.     {

  2192.         uint32_t pluginId, parameterId;

  2193.         float value;

  2194. 

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

  2196.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2197.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2198. 

  2199.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2200.         {

  2201.             plugin->setParameterValue(parameterId, value, true, true, false);

  2202.             fEngine->setParameterValueFromUI(pluginId, parameterId, value);

  2203.         }

  2204.     }

  2205.     else if (std::strcmp(msg, "set_parameter_midi_channel") == 0)

  2206.     {

  2207.         uint32_t pluginId, parameterId, channel;

  2208. 

  2209.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2210.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

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

  2212.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2213. 

  2214.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2215.             plugin->setParameterMidiChannel(parameterId, static_cast<uint8_t>(channel), true, false);

  2216.     }

  2217.     else if (std::strcmp(msg, "set_parameter_mapped_control_index") == 0)

  2218.     {

  2219.         uint32_t pluginId, parameterId;

  2220.         int32_t ctrl;

  2221. 

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

  2223.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2224.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(ctrl), true);

  2225.         CARLA_SAFE_ASSERT_RETURN(ctrl >= CONTROL_INDEX_NONE && ctrl <= CONTROL_INDEX_MAX_ALLOWED, true);

  2226. 

  2227.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2228.             plugin->setParameterMappedControlIndex(parameterId, static_cast<int16_t>(ctrl), true, false, true);

  2229.     }

  2230.     else if (std::strcmp(msg, "set_parameter_mapped_range") == 0)

  2231.     {

  2232.         uint32_t pluginId, parameterId;

  2233.         float minimum, maximum;

  2234. 

  2235.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2236.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2237.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(minimum), true);

  2238.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(maximum), true);

  2239. 

  2240.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2241.             plugin->setParameterMappedRange(parameterId, minimum, maximum, true, false);

  2242.     }

  2243.     else if (std::strcmp(msg, "set_parameter_touch") == 0)

  2244.     {

  2245.         uint32_t pluginId, parameterId;

  2246.         bool touching;

  2247. 

  2248.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2249.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2250.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(touching), true);

  2251. 

  2252.         if (fEngine->getPlugin(pluginId))

  2253.             fEngine->setParameterTouchFromUI(pluginId, parameterId, touching);

  2254.     }

  2255.     else if (std::strcmp(msg, "set_program") == 0)

  2256.     {

  2257.         uint32_t pluginId;

  2258.         int32_t index;

  2259. 

  2260.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2261.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2262. 

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

  2264.         {

  2265.             plugin->setProgram(index, true, true, false);

  2266.             _updateParamValues(plugin, pluginId, true, true);

  2267.         }

  2268.     }

  2269.     else if (std::strcmp(msg, "set_midi_program") == 0)

  2270.     {

  2271.         uint32_t pluginId;

  2272.         int32_t index;

  2273. 

  2274.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2275.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2276. 

  2277.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2278.         {

  2279.             plugin->setMidiProgram(index, true, true, false);

  2280.             _updateParamValues(plugin, pluginId, true, true);

  2281.         }

  2282.     }

  2283.     else if (std::strcmp(msg, "set_custom_data") == 0)

  2284.     {

  2285.         uint32_t pluginId;

  2286.         const char* type;

  2287.         const char* key;

  2288.         const char* value;

  2289. 

  2290.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2291.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(type, true), true);

  2292.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(key, true), true);

  2293.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(value, false), true);

  2294. 

  2295.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2296.             plugin->setCustomData(type, key, value, true);

  2297. 

  2298.         delete[] type;

  2299.         delete[] key;

  2300.     }

  2301.     else if (std::strcmp(msg, "set_chunk_data") == 0)

  2302.     {

  2303.         uint32_t pluginId;

  2304.         const char* cdata;

  2305. 

  2306.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2307.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(cdata, false), true);

  2308. 

  2309.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2310.         {

  2311.             std::vector<uint8_t> chunk(carla_getChunkFromBase64String(cdata));

  2312. #ifdef CARLA_PROPER_CPP11_SUPPORT

  2313.             plugin->setChunkData(chunk.data(), chunk.size());

  2314. #else

  2315.             plugin->setChunkData(&chunk.front(), chunk.size());

  2316. #endif

  2317.             _updateParamValues(plugin, pluginId, false, true);

  2318.         }

  2319.     }

  2320.     else if (std::strcmp(msg, "prepare_for_save") == 0)

  2321.     {

  2322.         uint32_t pluginId;

  2323. 

  2324.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2325. 

  2326.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2327.             plugin->prepareForSave(false);

  2328.     }

  2329.     else if (std::strcmp(msg, "reset_parameters") == 0)

  2330.     {

  2331.         uint32_t pluginId;

  2332. 

  2333.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2334. 

  2335.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2336.         {

  2337.             plugin->resetParameters();

  2338.             _updateParamValues(plugin, pluginId, false, true);

  2339.         }

  2340.     }

  2341.     else if (std::strcmp(msg, "randomize_parameters") == 0)

  2342.     {

  2343.         uint32_t pluginId;

  2344. 

  2345.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2346. 

  2347.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2348.         {

  2349.             plugin->randomizeParameters();

  2350.             _updateParamValues(plugin, pluginId, false, true);

  2351.         }

  2352.     }

  2353.     else if (std::strcmp(msg, "send_midi_note") == 0)

  2354.     {

  2355.         uint32_t pluginId, channel, note, velocity;

  2356. 

  2357.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2358.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2359.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(note), true);

  2360.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(velocity), true);

  2361.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2362.         CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  2363.         CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  2364. 

  2365.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2366.             plugin->sendMidiSingleNote(static_cast<uint8_t>(channel), static_cast<uint8_t>(note), static_cast<uint8_t>(velocity), true, true, false);

  2367.     }

  2368.     else if (std::strcmp(msg, "show_custom_ui") == 0)

  2369.     {

  2370.         uint32_t pluginId;

  2371.         bool yesNo;

  2372. 

  2373.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2374.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2375. 

  2376.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2377.             plugin->showCustomUI(yesNo);

  2378.     }

  2379.     else

  2380.     {

  2381.         carla_stderr("CarlaEngineNativeUI::msgReceived : %s", msg);

  2382.         return false;

  2383.     }

  2384. 

  2385.     if (! ok)

  2386.     {

  2387.         const CarlaMutexLocker cml(getPipeLock());

  2388. 

  2389.         if (writeMessage("error\n", 6) && writeAndFixMessage(fEngine->getLastError()))

  2390.             flushMessages();

  2391.     }

  2392. 

  2393.     return true;

  2394. }

  2395. 

  2396. void CarlaEngineNativeUI::_updateParamValues(const CarlaPluginPtr& plugin,

  2397.                                              const uint32_t pluginId,

  2398.                                              const bool sendCallback, const bool sendPluginHost) const noexcept

  2399. {

  2400.     float value;

  2401. 

  2402.     for (uint32_t i=0, count=plugin->getParameterCount(); i<count; ++i) {

  2403.         value = plugin->getParameterValue(i);

  2404. 

  2405.         if (sendCallback) {

  2406.             fEngine->callback(true, true,

  2407.                               ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  2408.                               pluginId,

  2409.                               static_cast<int>(i),

  2410.                               0, 0,

  2411.                               value,

  2412.                               nullptr);

  2413.         }

  2414. 

  2415.         if (sendPluginHost) {

  2416.             carla_stdout("_updateParamValues");

  2417.             fEngine->setParameterValueFromUI(pluginId, i, value);

  2418.         }

  2419.     }

  2420. }

  2421. 

  2422. // -----------------------------------------------------------------------

  2423. 

  2424. static const NativePluginDescriptor carlaRackDesc = {

  2425.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2426.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2427.                                                   |NATIVE_PLUGIN_HAS_UI

  2428.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2429.                                                   |NATIVE_PLUGIN_USES_STATE

  2430.                                                   |NATIVE_PLUGIN_USES_TIME

  2431.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2432.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2433.     /* audioIns  */ 2,

  2434.     /* audioOuts */ 2,

  2435.     /* midiIns   */ 1,

  2436.     /* midiOuts  */ 1,

  2437.     /* paramIns  */ kNumInParams,

  2438.     /* paramOuts */ kNumOutParams,

  2439.     /* name      */ "Carla-Rack",

  2440.     /* label     */ "carlarack",

  2441.     /* maker     */ "falkTX",

  2442.     /* copyright */ "GNU GPL v2+",

  2443.     CarlaEngineNative::_instantiateRack,

  2444.     CarlaEngineNative::_cleanup,

  2445.     CarlaEngineNative::_get_parameter_count,

  2446.     CarlaEngineNative::_get_parameter_info,

  2447.     CarlaEngineNative::_get_parameter_value,

  2448.     /* _get_midi_program_count */ nullptr,

  2449.     /* _get_midi_program_info  */ nullptr,

  2450.     CarlaEngineNative::_set_parameter_value,

  2451.     /* _set_midi_program       */ nullptr,

  2452.     /* _set_custom_data        */ nullptr,

  2453.     CarlaEngineNative::_ui_show,

  2454.     CarlaEngineNative::_ui_idle,

  2455.     CarlaEngineNative::_ui_set_parameter_value,

  2456.     /* _ui_set_midi_program    */ nullptr,

  2457.     /* _ui_set_custom_data     */ nullptr,

  2458.     CarlaEngineNative::_activate,

  2459.     CarlaEngineNative::_deactivate,

  2460.     CarlaEngineNative::_process,

  2461.     CarlaEngineNative::_get_state,

  2462.     CarlaEngineNative::_set_state,

  2463.     CarlaEngineNative::_dispatcher,

  2464.     /* _render_inline_dsplay */ nullptr,

  2465.     /* cvIns  */ 0,

  2466.     /* cvOuts */ 0,

  2467.     /* _get_buffer_port_name */ nullptr,

  2468.     /* _get_buffer_port_range */ nullptr,

  2469.     /* ui_width   */ kUiWidth,

  2470.     /* ui_height  */ kUiHeight

  2471. };

  2472. 

  2473. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2474.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2475.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2476.                                                   |NATIVE_PLUGIN_HAS_UI

  2477.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2478.                                                   |NATIVE_PLUGIN_USES_STATE

  2479.                                                   |NATIVE_PLUGIN_USES_TIME

  2480.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2481.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2482.     /* audioIns  */ 2,

  2483.     /* audioOuts */ 2,

  2484.     /* midiIns   */ 1,

  2485.     /* midiOuts  */ 0,

  2486.     /* paramIns  */ kNumInParams,

  2487.     /* paramOuts */ kNumOutParams,

  2488.     /* name      */ "Carla-Rack (no midi out)",

  2489.     /* label     */ "carlarack-nomidiout",

  2490.     /* maker     */ "falkTX",

  2491.     /* copyright */ "GNU GPL v2+",

  2492.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2493.     CarlaEngineNative::_cleanup,

  2494.     CarlaEngineNative::_get_parameter_count,

  2495.     CarlaEngineNative::_get_parameter_info,

  2496.     CarlaEngineNative::_get_parameter_value,

  2497.     /* _get_midi_program_count */ nullptr,

  2498.     /* _get_midi_program_info  */ nullptr,

  2499.     CarlaEngineNative::_set_parameter_value,

  2500.     /* _set_midi_program       */ nullptr,

  2501.     /* _set_custom_data        */ nullptr,

  2502.     CarlaEngineNative::_ui_show,

  2503.     CarlaEngineNative::_ui_idle,

  2504.     CarlaEngineNative::_ui_set_parameter_value,

  2505.     /* _ui_set_midi_program    */ nullptr,

  2506.     /* _ui_set_custom_data     */ nullptr,

  2507.     CarlaEngineNative::_activate,

  2508.     CarlaEngineNative::_deactivate,

  2509.     CarlaEngineNative::_process,

  2510.     CarlaEngineNative::_get_state,

  2511.     CarlaEngineNative::_set_state,

  2512.     CarlaEngineNative::_dispatcher,

  2513.     /* _render_inline_dsplay */ nullptr,

  2514.     /* cvIns  */ 0,

  2515.     /* cvOuts */ 0,

  2516.     /* _get_buffer_port_name */ nullptr,

  2517.     /* _get_buffer_port_range */ nullptr,

  2518.     /* ui_width   */ kUiWidth,

  2519.     /* ui_height  */ kUiHeight

  2520. };

  2521. 

  2522. static const NativePluginDescriptor carlaPatchbayDesc = {

  2523.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2524.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2525.                                                   |NATIVE_PLUGIN_HAS_UI

  2526.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2527.                                                   |NATIVE_PLUGIN_USES_STATE

  2528.                                                   |NATIVE_PLUGIN_USES_TIME

  2529.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2530.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2531.     /* audioIns  */ 2,

  2532.     /* audioOuts */ 2,

  2533.     /* midiIns   */ 1,

  2534.     /* midiOuts  */ 1,

  2535.     /* paramIns  */ kNumInParams,

  2536.     /* paramOuts */ kNumOutParams,

  2537.     /* name      */ "Carla-Patchbay",

  2538.     /* label     */ "carlapatchbay",

  2539.     /* maker     */ "falkTX",

  2540.     /* copyright */ "GNU GPL v2+",

  2541.     CarlaEngineNative::_instantiatePatchbay,

  2542.     CarlaEngineNative::_cleanup,

  2543.     CarlaEngineNative::_get_parameter_count,

  2544.     CarlaEngineNative::_get_parameter_info,

  2545.     CarlaEngineNative::_get_parameter_value,

  2546.     /* _get_midi_program_count */ nullptr,

  2547.     /* _get_midi_program_info  */ nullptr,

  2548.     CarlaEngineNative::_set_parameter_value,

  2549.     /* _set_midi_program       */ nullptr,

  2550.     /* _set_custom_data        */ nullptr,

  2551.     CarlaEngineNative::_ui_show,

  2552.     CarlaEngineNative::_ui_idle,

  2553.     CarlaEngineNative::_ui_set_parameter_value,

  2554.     /* _ui_set_midi_program    */ nullptr,

  2555.     /* _ui_set_custom_data     */ nullptr,

  2556.     CarlaEngineNative::_activate,

  2557.     CarlaEngineNative::_deactivate,

  2558.     CarlaEngineNative::_process,

  2559.     CarlaEngineNative::_get_state,

  2560.     CarlaEngineNative::_set_state,

  2561.     CarlaEngineNative::_dispatcher,

  2562.     /* _render_inline_dsplay */ nullptr,

  2563.     /* cvIns  */ 0,

  2564.     /* cvOuts */ 0,

  2565.     /* _get_buffer_port_name */ nullptr,

  2566.     /* _get_buffer_port_range */ nullptr,

  2567.     /* ui_width   */ kUiWidth,

  2568.     /* ui_height  */ kUiHeight

  2569. };

  2570. 

  2571. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2572.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2573.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2574.                                                   |NATIVE_PLUGIN_HAS_UI

  2575.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2576.                                                   |NATIVE_PLUGIN_USES_STATE

  2577.                                                   |NATIVE_PLUGIN_USES_TIME

  2578.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2579.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2580.     /* audioIns  */ 3,

  2581.     /* audioOuts */ 2,

  2582.     /* midiIns   */ 1,

  2583.     /* midiOuts  */ 1,

  2584.     /* paramIns  */ kNumInParams,

  2585.     /* paramOuts */ kNumOutParams,

  2586.     /* name      */ "Carla-Patchbay (sidechain)",

  2587.     /* label     */ "carlapatchbay3s",

  2588.     /* maker     */ "falkTX",

  2589.     /* copyright */ "GNU GPL v2+",

  2590.     CarlaEngineNative::_instantiatePatchbay3s,

  2591.     CarlaEngineNative::_cleanup,

  2592.     CarlaEngineNative::_get_parameter_count,

  2593.     CarlaEngineNative::_get_parameter_info,

  2594.     CarlaEngineNative::_get_parameter_value,

  2595.     /* _get_midi_program_count */ nullptr,

  2596.     /* _get_midi_program_info  */ nullptr,

  2597.     CarlaEngineNative::_set_parameter_value,

  2598.     /* _set_midi_program       */ nullptr,

  2599.     /* _set_custom_data        */ nullptr,

  2600.     CarlaEngineNative::_ui_show,

  2601.     CarlaEngineNative::_ui_idle,

  2602.     CarlaEngineNative::_ui_set_parameter_value,

  2603.     /* _ui_set_midi_program    */ nullptr,

  2604.     /* _ui_set_custom_data     */ nullptr,

  2605.     CarlaEngineNative::_activate,

  2606.     CarlaEngineNative::_deactivate,

  2607.     CarlaEngineNative::_process,

  2608.     CarlaEngineNative::_get_state,

  2609.     CarlaEngineNative::_set_state,

  2610.     CarlaEngineNative::_dispatcher,

  2611.     /* _render_inline_dsplay */ nullptr,

  2612.     /* cvIns  */ 0,

  2613.     /* cvOuts */ 0,

  2614.     /* _get_buffer_port_name */ nullptr,

  2615.     /* _get_buffer_port_range */ nullptr,

  2616.     /* ui_width   */ kUiWidth,

  2617.     /* ui_height  */ kUiHeight

  2618. };

  2619. 

  2620. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2621.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2622.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2623.                                                   |NATIVE_PLUGIN_HAS_UI

  2624.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2625.                                                   |NATIVE_PLUGIN_USES_STATE

  2626.                                                   |NATIVE_PLUGIN_USES_TIME

  2627.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2628.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2629.     /* audioIns  */ 16,

  2630.     /* audioOuts */ 16,

  2631.     /* midiIns   */ 1,

  2632.     /* midiOuts  */ 1,

  2633.     /* paramIns  */ kNumInParams,

  2634.     /* paramOuts */ kNumOutParams,

  2635.     /* name      */ "Carla-Patchbay (16chan)",

  2636.     /* label     */ "carlapatchbay16",

  2637.     /* maker     */ "falkTX",

  2638.     /* copyright */ "GNU GPL v2+",

  2639.     CarlaEngineNative::_instantiatePatchbay16,

  2640.     CarlaEngineNative::_cleanup,

  2641.     CarlaEngineNative::_get_parameter_count,

  2642.     CarlaEngineNative::_get_parameter_info,

  2643.     CarlaEngineNative::_get_parameter_value,

  2644.     /* _get_midi_program_count */ nullptr,

  2645.     /* _get_midi_program_info  */ nullptr,

  2646.     CarlaEngineNative::_set_parameter_value,

  2647.     /* _set_midi_program       */ nullptr,

  2648.     /* _set_custom_data        */ nullptr,

  2649.     CarlaEngineNative::_ui_show,

  2650.     CarlaEngineNative::_ui_idle,

  2651.     CarlaEngineNative::_ui_set_parameter_value,

  2652.     /* _ui_set_midi_program    */ nullptr,

  2653.     /* _ui_set_custom_data     */ nullptr,

  2654.     CarlaEngineNative::_activate,

  2655.     CarlaEngineNative::_deactivate,

  2656.     CarlaEngineNative::_process,

  2657.     CarlaEngineNative::_get_state,

  2658.     CarlaEngineNative::_set_state,

  2659.     CarlaEngineNative::_dispatcher,

  2660.     /* _render_inline_dsplay */ nullptr,

  2661.     /* cvIns  */ 0,

  2662.     /* cvOuts */ 0,

  2663.     /* _get_buffer_port_name */ nullptr,

  2664.     /* _get_buffer_port_range */ nullptr,

  2665.     /* ui_width   */ kUiWidth,

  2666.     /* ui_height  */ kUiHeight

  2667. };

  2668. 

  2669. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2670.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2671.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2672.                                                   |NATIVE_PLUGIN_HAS_UI

  2673.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2674.                                                   |NATIVE_PLUGIN_USES_STATE

  2675.                                                   |NATIVE_PLUGIN_USES_TIME

  2676.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2677.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2678.     /* audioIns  */ 32,

  2679.     /* audioOuts */ 32,

  2680.     /* midiIns   */ 1,

  2681.     /* midiOuts  */ 1,

  2682.     /* paramIns  */ kNumInParams,

  2683.     /* paramOuts */ kNumOutParams,

  2684.     /* name      */ "Carla-Patchbay (32chan)",

  2685.     /* label     */ "carlapatchbay32",

  2686.     /* maker     */ "falkTX",

  2687.     /* copyright */ "GNU GPL v2+",

  2688.     CarlaEngineNative::_instantiatePatchbay32,

  2689.     CarlaEngineNative::_cleanup,

  2690.     CarlaEngineNative::_get_parameter_count,

  2691.     CarlaEngineNative::_get_parameter_info,

  2692.     CarlaEngineNative::_get_parameter_value,

  2693.     /* _get_midi_program_count */ nullptr,

  2694.     /* _get_midi_program_info  */ nullptr,

  2695.     CarlaEngineNative::_set_parameter_value,

  2696.     /* _set_midi_program       */ nullptr,

  2697.     /* _set_custom_data        */ nullptr,

  2698.     CarlaEngineNative::_ui_show,

  2699.     CarlaEngineNative::_ui_idle,

  2700.     CarlaEngineNative::_ui_set_parameter_value,

  2701.     /* _ui_set_midi_program    */ nullptr,

  2702.     /* _ui_set_custom_data     */ nullptr,

  2703.     CarlaEngineNative::_activate,

  2704.     CarlaEngineNative::_deactivate,

  2705.     CarlaEngineNative::_process,

  2706.     CarlaEngineNative::_get_state,

  2707.     CarlaEngineNative::_set_state,

  2708.     CarlaEngineNative::_dispatcher,

  2709.     /* _render_inline_dsplay */ nullptr,

  2710.     /* cvIns  */ 0,

  2711.     /* cvOuts */ 0,

  2712.     /* _get_buffer_port_name */ nullptr,

  2713.     /* _get_buffer_port_range */ nullptr,

  2714.     /* ui_width   */ kUiWidth,

  2715.     /* ui_height  */ kUiHeight

  2716. };

  2717. 

  2718. static const NativePluginDescriptor carlaPatchbay64Desc = {

  2719.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2720.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2721.                                                   |NATIVE_PLUGIN_HAS_UI

  2722.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2723.                                                   |NATIVE_PLUGIN_USES_STATE

  2724.                                                   |NATIVE_PLUGIN_USES_TIME

  2725.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2726.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2727.     /* audioIns  */ 64,

  2728.     /* audioOuts */ 64,

  2729.     /* midiIns   */ 1,

  2730.     /* midiOuts  */ 1,

  2731.     /* paramIns  */ kNumInParams,

  2732.     /* paramOuts */ kNumOutParams,

  2733.     /* name      */ "Carla-Patchbay (64chan)",

  2734.     /* label     */ "carlapatchbay64",

  2735.     /* maker     */ "falkTX",

  2736.     /* copyright */ "GNU GPL v2+",

  2737.     CarlaEngineNative::_instantiatePatchbay64,

  2738.     CarlaEngineNative::_cleanup,

  2739.     CarlaEngineNative::_get_parameter_count,

  2740.     CarlaEngineNative::_get_parameter_info,

  2741.     CarlaEngineNative::_get_parameter_value,

  2742.     /* _get_midi_program_count */ nullptr,

  2743.     /* _get_midi_program_info  */ nullptr,

  2744.     CarlaEngineNative::_set_parameter_value,

  2745.     /* _set_midi_program       */ nullptr,

  2746.     /* _set_custom_data        */ nullptr,

  2747.     CarlaEngineNative::_ui_show,

  2748.     CarlaEngineNative::_ui_idle,

  2749.     CarlaEngineNative::_ui_set_parameter_value,

  2750.     /* _ui_set_midi_program    */ nullptr,

  2751.     /* _ui_set_custom_data     */ nullptr,

  2752.     CarlaEngineNative::_activate,

  2753.     CarlaEngineNative::_deactivate,

  2754.     CarlaEngineNative::_process,

  2755.     CarlaEngineNative::_get_state,

  2756.     CarlaEngineNative::_set_state,

  2757.     CarlaEngineNative::_dispatcher,

  2758.     /* _render_inline_dsplay */ nullptr,

  2759.     /* cvIns  */ 0,

  2760.     /* cvOuts */ 0,

  2761.     /* _get_buffer_port_name */ nullptr,

  2762.     /* _get_buffer_port_range */ nullptr,

  2763.     /* ui_width   */ kUiWidth,

  2764.     /* ui_height  */ kUiHeight

  2765. };

  2766. 

  2767. static const NativePluginDescriptor carlaPatchbayCVDesc = {

  2768.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2769.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2770.                                                   |NATIVE_PLUGIN_HAS_UI

  2771.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2772.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2773.                                                   |NATIVE_PLUGIN_USES_STATE

  2774.                                                   |NATIVE_PLUGIN_USES_TIME

  2775.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2776.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2777.     /* audioIns  */ 2,

  2778.     /* audioOuts */ 2,

  2779.     /* midiIns   */ 1,

  2780.     /* midiOuts  */ 1,

  2781.     /* paramIns  */ kNumInParams,

  2782.     /* paramOuts */ kNumOutParams,

  2783.     /* name      */ "Carla-Patchbay (CV)",

  2784.     /* label     */ "carlapatchbaycv",

  2785.     /* maker     */ "falkTX",

  2786.     /* copyright */ "GNU GPL v2+",

  2787.     CarlaEngineNative::_instantiatePatchbayCV,

  2788.     CarlaEngineNative::_cleanup,

  2789.     CarlaEngineNative::_get_parameter_count,

  2790.     CarlaEngineNative::_get_parameter_info,

  2791.     CarlaEngineNative::_get_parameter_value,

  2792.     /* _get_midi_program_count */ nullptr,

  2793.     /* _get_midi_program_info  */ nullptr,

  2794.     CarlaEngineNative::_set_parameter_value,

  2795.     /* _set_midi_program       */ nullptr,

  2796.     /* _set_custom_data        */ nullptr,

  2797.     CarlaEngineNative::_ui_show,

  2798.     CarlaEngineNative::_ui_idle,

  2799.     CarlaEngineNative::_ui_set_parameter_value,

  2800.     /* _ui_set_midi_program    */ nullptr,

  2801.     /* _ui_set_custom_data     */ nullptr,

  2802.     CarlaEngineNative::_activate,

  2803.     CarlaEngineNative::_deactivate,

  2804.     CarlaEngineNative::_process,

  2805.     CarlaEngineNative::_get_state,

  2806.     CarlaEngineNative::_set_state,

  2807.     CarlaEngineNative::_dispatcher,

  2808.     /* _render_inline_dsplay */ nullptr,

  2809.     /* cvIns  */ 5,

  2810.     /* cvOuts */ 5,

  2811.     /* _get_buffer_port_name */ nullptr,

  2812.     /* _get_buffer_port_range */ nullptr,

  2813.     /* ui_width   */ kUiWidth,

  2814.     /* ui_height  */ kUiHeight

  2815. };

  2816. 

  2817. static const NativePluginDescriptor carlaPatchbayCV8Desc = {

  2818.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2819.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2820.                                                   |NATIVE_PLUGIN_HAS_UI

  2821.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2822.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2823.                                                   |NATIVE_PLUGIN_USES_STATE

  2824.                                                   |NATIVE_PLUGIN_USES_TIME

  2825.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2826.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2827.     /* audioIns  */ 2,

  2828.     /* audioOuts */ 2,

  2829.     /* midiIns   */ 1,

  2830.     /* midiOuts  */ 1,

  2831.     /* paramIns  */ kNumInParams,

  2832.     /* paramOuts */ kNumOutParams,

  2833.     /* name      */ "Carla-Patchbay (CV8)",

  2834.     /* label     */ "carlapatchbaycv",

  2835.     /* maker     */ "falkTX",

  2836.     /* copyright */ "GNU GPL v2+",

  2837.     CarlaEngineNative::_instantiatePatchbayCV8,

  2838.     CarlaEngineNative::_cleanup,

  2839.     CarlaEngineNative::_get_parameter_count,

  2840.     CarlaEngineNative::_get_parameter_info,

  2841.     CarlaEngineNative::_get_parameter_value,

  2842.     /* _get_midi_program_count */ nullptr,

  2843.     /* _get_midi_program_info  */ nullptr,

  2844.     CarlaEngineNative::_set_parameter_value,

  2845.     /* _set_midi_program       */ nullptr,

  2846.     /* _set_custom_data        */ nullptr,

  2847.     CarlaEngineNative::_ui_show,

  2848.     CarlaEngineNative::_ui_idle,

  2849.     CarlaEngineNative::_ui_set_parameter_value,

  2850.     /* _ui_set_midi_program    */ nullptr,

  2851.     /* _ui_set_custom_data     */ nullptr,

  2852.     CarlaEngineNative::_activate,

  2853.     CarlaEngineNative::_deactivate,

  2854.     CarlaEngineNative::_process,

  2855.     CarlaEngineNative::_get_state,

  2856.     CarlaEngineNative::_set_state,

  2857.     CarlaEngineNative::_dispatcher,

  2858.     /* _render_inline_dsplay */ nullptr,

  2859.     /* cvIns  */ 8,

  2860.     /* cvOuts */ 8,

  2861.     /* _get_buffer_port_name */ nullptr,

  2862.     /* _get_buffer_port_range */ nullptr,

  2863.     /* ui_width   */ kUiWidth,

  2864.     /* ui_height  */ kUiHeight

  2865. };

  2866. 

  2867. CARLA_BACKEND_END_NAMESPACE

  2868. 

  2869. // -----------------------------------------------------------------------

  2870. 

  2871. CARLA_EXPORT

  2872. void carla_register_native_plugin_carla();

  2873. 

  2874. void carla_register_native_plugin_carla()

  2875. {

  2876.     CARLA_BACKEND_USE_NAMESPACE;

  2877.     carla_register_native_plugin(&carlaRackDesc);

  2878.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2879.     carla_register_native_plugin(&carlaPatchbayDesc);

  2880.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2881.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2882.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2883.     carla_register_native_plugin(&carlaPatchbay64Desc);

  2884.     carla_register_native_plugin(&carlaPatchbayCVDesc);

  2885. }

  2886. 

  2887. // -----------------------------------------------------------------------

  2888. 

  2889. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2890. {

  2891.     CARLA_BACKEND_USE_NAMESPACE;

  2892.     return &carlaRackDesc;

  2893. }

  2894. 

  2895. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2896. {

  2897.     CARLA_BACKEND_USE_NAMESPACE;

  2898.     return &carlaPatchbayDesc;

  2899. }

  2900. 

  2901. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2902. {

  2903.     CARLA_BACKEND_USE_NAMESPACE;

  2904.     return &carlaPatchbay16Desc;

  2905. }

  2906. 

  2907. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2908. {

  2909.     CARLA_BACKEND_USE_NAMESPACE;

  2910.     return &carlaPatchbay32Desc;

  2911. }

  2912. 

  2913. const NativePluginDescriptor* carla_get_native_patchbay64_plugin()

  2914. {

  2915.     CARLA_BACKEND_USE_NAMESPACE;

  2916.     return &carlaPatchbay64Desc;

  2917. }

  2918. 

  2919. const NativePluginDescriptor* carla_get_native_patchbay_cv_plugin()

  2920. {

  2921.     CARLA_BACKEND_USE_NAMESPACE;

  2922.     return &carlaPatchbayCVDesc;

  2923. }

  2924. 

  2925. const NativePluginDescriptor* carla_get_native_patchbay_cv8_plugin()

  2926. {

  2927.     CARLA_BACKEND_USE_NAMESPACE;

  2928.     return &carlaPatchbayCV8Desc;

  2929. }

  2930. 

  2931. // -----------------------------------------------------------------------

  2932. // Extra stuff for linking purposes

  2933. 

  2934. #ifdef CARLA_PLUGIN_EXPORT

  2935. 

  2936. CARLA_BACKEND_START_NAMESPACE

  2937. 

  2938. namespace EngineInit {

  2939. 

  2940. CarlaEngine* newJack() { return nullptr; }

  2941. 

  2942. #ifdef USING_JUCE_AUDIO_DEVICES

  2943. CarlaEngine*       newJuce(const AudioApi)           { return nullptr; }

  2944. uint               getJuceApiCount()                 { return 0;       }

  2945. const char*        getJuceApiName(const uint)        { return nullptr; }

  2946. const char* const* getJuceApiDeviceNames(const uint) { return nullptr; }

  2947. const EngineDriverDeviceInfo* getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2948. bool               showJuceDeviceControlPanel(const uint, const char* const)   { return false; }

  2949. #endif

  2950. 

  2951. #ifdef USING_RTAUDIO

  2952. CarlaEngine*       newRtAudio(const AudioApi)           { return nullptr; }

  2953. uint               getRtAudioApiCount()                 { return 0;       }

  2954. const char*        getRtAudioApiName(const uint)        { return nullptr; }

  2955. const char* const* getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2956. const EngineDriverDeviceInfo* getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2957. #endif

  2958. 

  2959. }

  2960. 

  2961. CARLA_BACKEND_END_NAMESPACE

  2962. 

  2963. #define CARLA_PLUGIN_UI_CLASS_PREFIX Plugin

  2964. #include "CarlaPluginUI.cpp"

  2965. # undef CARLA_PLUGIN_UI_CLASS_PREFIX

  2966. #include "CarlaDssiUtils.cpp"

  2967. #include "CarlaMacUtils.cpp"

  2968. #include "CarlaPatchbayUtils.cpp"

  2969. #include "CarlaPipeUtils.cpp"

  2970. #include "CarlaProcessUtils.cpp"

  2971. #include "CarlaStateUtils.cpp"

  2972. 

  2973. #endif /* CARLA_PLUGIN_EXPORT */

  2974. 

  2975. // -----------------------------------------------------------------------