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

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  1. /*

  2.  * Carla Plugin Host

  3.  * Copyright (C) 2011-2022 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. #include "water/files/File.h"

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

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

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

  43. 

  44. #ifdef USING_JUCE

  45. # include "carla_juce/carla_juce.h"

  46. #endif

  47. 

  48. using water::File;

  49. using water::MemoryOutputStream;

  50. using water::String;

  51. using water::XmlDocument;

  52. using water::XmlElement;

  53. 

  54. CARLA_BACKEND_START_NAMESPACE

  55. 

  56. static const uint32_t kNumInParams = 100;

  57. static const uint32_t kNumOutParams = 10;

  58. 

  59. static const uint16_t kUiWidth = 1024;

  60. static const uint16_t kUiHeight = 712;

  61. 

  62. // -----------------------------------------------------------------------

  63. 

  64. class CarlaEngineNative;

  65. 

  66. class CarlaEngineNativeUI : public CarlaExternalUI

  67. {

  68. public:

  69.     CarlaEngineNativeUI(CarlaEngineNative* const engine)

  70.         : fEngine(engine)

  71.     {

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

  73.     }

  74. 

  75.     ~CarlaEngineNativeUI() noexcept override

  76.     {

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

  78.     }

  79. 

  80. protected:

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

  82. 

  83. private:

  84.     CarlaEngineNative* const fEngine;

  85. 

  86.     void _updateParamValues(const CarlaPluginPtr& plugin,

  87.                             uint32_t pluginId,

  88.                             bool sendCallback, bool sendPluginHost) const noexcept;

  89. 

  90.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  91. };

  92. 

  93. // -----------------------------------------------------------------------

  94. 

  95. class CarlaEngineNative : public CarlaEngine

  96. {

  97. public:

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

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

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

  101.         : CarlaEngine(),

  102.           pHost(host),

  103. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

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

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

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

  107.           fJuceMsgMgr(),

  108.           fJuceMsgMutex(),

  109. #endif

  110.           kIsPatchbay(isPatchbay),

  111.           kHasMidiOut(withMidiOut),

  112.           fIsActive(false),

  113.           fIsRunning(false),

  114.           fUsesEmbed(false),

  115.           fUiServer(this),

  116.           fLastScaleFactor(1.0f),

  117.           fLastProjectFolder(),

  118.           fPluginDeleterMutex(),

  119.           fOptionsForced(false)

  120.     {

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

  122. 

  123.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

  124. 

  125. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  126.         if (kNeedsJuceEvents)

  127.             fJuceMsgMgr.incRef();

  128. #endif

  129. 

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

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

  132.         pData->initTime(nullptr);

  133. 

  134. #ifndef BUILD_BRIDGE

  135.         // Forced OSC setup when running as plugin

  136.         pData->options.oscEnabled = true;

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

  138.         pData->options.oscPortUDP = 0;

  139. #endif

  140. 

  141.         if (outChan == 0)

  142.             outChan = inChan;

  143. 

  144.         // set-up engine

  145.         if (kIsPatchbay)

  146.         {

  147.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  148.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  149.             pData->options.forceStereo         = false;

  150.             pData->options.preferPluginBridges = false;

  151.             pData->options.preferUiBridges     = false;

  152.             init("Carla-Patchbay");

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

  154.         }

  155.         else

  156.         {

  157.             CARLA_SAFE_ASSERT(inChan == 2);

  158.             CARLA_SAFE_ASSERT(outChan == 2);

  159.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  160.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  161.             pData->options.forceStereo         = true;

  162.             pData->options.preferPluginBridges = false;

  163.             pData->options.preferUiBridges     = false;

  164.             init("Carla-Rack");

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

  166.         }

  167. 

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

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

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

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

  172. 

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

  174. 

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

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

  177.     }

  178. 

  179.     ~CarlaEngineNative() override

  180.     {

  181.         CARLA_SAFE_ASSERT(! fIsActive);

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

  183. 

  184.         pData->aboutToClose = true;

  185.         fIsRunning = false;

  186. 

  187.         {

  188. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

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

  190. #endif

  191.             removeAllPlugins();

  192.             //runPendingRtEvents();

  193.             close();

  194. 

  195.             pData->graph.destroy();

  196.         }

  197. 

  198. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  199.         if (kNeedsJuceEvents)

  200.             fJuceMsgMgr.decRef();

  201. #endif

  202. 

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

  204.     }

  205. 

  206.     // -------------------------------------

  207.     // CarlaEngine virtual calls

  208. 

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

  210.     {

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

  212. 

  213.         fIsRunning = true;

  214. 

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

  216.         {

  217.             close();

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

  219.             return false;

  220.         }

  221. 

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

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

  224. 

  225.         return true;

  226.     }

  227. 

  228.     bool close() override

  229.     {

  230.         fIsRunning = false;

  231.         CarlaEngine::close();

  232.         return true;

  233.     }

  234. 

  235.     bool isRunning() const noexcept override

  236.     {

  237.         return fIsRunning;

  238.     }

  239. 

  240.     bool isOffline() const noexcept override

  241.     {

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

  243.     }

  244. 

  245.     bool usesConstantBufferSize() const noexcept override

  246.     {

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

  248.         return true;

  249.     }

  250. 

  251.     EngineType getType() const noexcept override

  252.     {

  253.         return kEngineTypePlugin;

  254.     }

  255. 

  256.     const char* getCurrentDriverName() const noexcept override

  257.     {

  258.         return "Plugin";

  259.     }

  260. 

  261.     const char* getCurrentProjectFolder() const noexcept override

  262.     {

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

  264. 

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

  266. 

  267.         try {

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

  269.                                                              NATIVE_HOST_OPCODE_GET_FILE_PATH,

  270.                                                              0, 0,

  271.                                                              (void*)filetype,

  272.                                                              0.0f);

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

  274.     }

  275. 

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

  277.                   const EngineCallbackOpcode action, const uint pluginId,

  278.                   const int value1, const int value2, const int value3,

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

  280.     {

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

  282. 

  283.         if (sendHost)

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

  285. 

  286.         switch (action)

  287.         {

  288.         case ENGINE_CALLBACK_IDLE:

  289.             if (! pData->aboutToClose)

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

  291.             break;

  292. 

  293.         case ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED:

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

  295.             {

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

  297.                 if (_getRealIndexForPluginParameter(pluginId, rindex))

  298.                 {

  299.                     fParameters[rindex] = valuef;

  300. 

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

  302.                     {

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

  304.                     }

  305.                     else

  306.                     {

  307.                         static uint last_pluginId = pluginId;

  308.                         static int last_value1 = value1;

  309.                         static bool init = true;

  310. 

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

  312.                         {

  313.                             init = false;

  314.                             last_pluginId = pluginId;

  315.                             last_value1 = value1;

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

  317.                                          pluginId, value1);

  318.                         }

  319.                     }

  320.                 }

  321.             }

  322.             break;

  323. 

  324.         default:

  325.             break;

  326.         }

  327.     }

  328. 

  329.     const char* runFileCallback(FileCallbackOpcode action,

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

  331.     {

  332.         switch (action)

  333.         {

  334.         case FILE_CALLBACK_DEBUG:

  335.             return nullptr;

  336. 

  337.         case FILE_CALLBACK_OPEN:

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

  339. 

  340.         case FILE_CALLBACK_SAVE:

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

  342.         }

  343. 

  344.         return nullptr;

  345.     }

  346. 

  347.     // -------------------------------------------------------------------

  348. 

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

  350.     {

  351.         setParameterTouchFromUI(id, parameterId, touch);

  352.     }

  353. 

  354.     // -------------------------------------------------------------------

  355. 

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

  357.     {

  358.         uint32_t rindex = index;

  359.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  360.         {

  361.             fParameters[rindex] = value;

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

  363.         }

  364.     }

  365. 

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

  367.     {

  368.         uint32_t rindex = index;

  369.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  370.         {

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

  372.                               NATIVE_HOST_OPCODE_UI_TOUCH_PARAMETER,

  373.                               static_cast<int32_t>(rindex),

  374.                               touch ? 1 : 0,

  375.                               nullptr, 0.0f);

  376.         }

  377.     }

  378. 

  379.     void reloadFromUI()

  380.     {

  381.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

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

  383.     }

  384. 

  385. protected:

  386.     // -------------------------------------------------------------------

  387. 

  388.     void bufferSizeChanged(const uint32_t newBufferSize)

  389.     {

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

  391.             return;

  392. 

  393.         {

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

  395. 

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

  397.             {

  398.                 char tmpBuf[STR_MAX+1];

  399.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  400. 

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

  402. 

  403.                 if (fUiServer.writeMessage(tmpBuf))

  404.                     fUiServer.flushMessages();

  405.             }

  406.         }

  407. 

  408.         pData->bufferSize = newBufferSize;

  409.         CarlaEngine::bufferSizeChanged(newBufferSize);

  410.     }

  411. 

  412.     void sampleRateChanged(const double newSampleRate)

  413.     {

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

  415.             return;

  416. 

  417.         {

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

  419. 

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

  421.             {

  422.                 char tmpBuf[STR_MAX+1];

  423.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  424. 

  425.                 {

  426.                     const CarlaScopedLocale csl;

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

  428.                 }

  429. 

  430.                 if (fUiServer.writeMessage(tmpBuf))

  431.                     fUiServer.flushMessages();

  432.             }

  433.         }

  434. 

  435.         pData->sampleRate = newSampleRate;

  436.         CarlaEngine::sampleRateChanged(newSampleRate);

  437.     }

  438. 

  439.     // -------------------------------------------------------------------

  440. 

  441.     void uiServerSendPluginInfo(const CarlaPluginPtr& plugin)

  442.     {

  443.         char tmpBuf[STR_MAX+1];

  444.         carla_zeroChars(tmpBuf, STR_MAX+1);

  445. 

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

  447. 

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

  449. 

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

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

  452. 

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

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

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

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

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

  458. 

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

  460.         {

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

  462.         }

  463.         else

  464.         {

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

  466.         }

  467. 

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

  469.         {

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

  471.         }

  472.         else

  473.         {

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

  475.         }

  476. 

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

  478.         {

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

  480.         }

  481.         else

  482.         {

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

  484.         }

  485. 

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

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

  488.         } else {

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

  490.         }

  491. 

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

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

  494.         } else {

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

  496.         }

  497. 

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

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

  500.         } else {

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

  502.         }

  503. 

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

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

  506.         } else {

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

  508.         }

  509. 

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

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

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

  513. 

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

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

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

  517. 

  518.         fUiServer.flushMessages();

  519.     }

  520. 

  521.     void uiServerSendPluginParameters(const CarlaPluginPtr& plugin)

  522.     {

  523.         char tmpBuf[STR_MAX+1];

  524.         carla_zeroChars(tmpBuf, STR_MAX+1);

  525. 

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

  527.         const CarlaScopedLocale csl;

  528. 

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

  530. 

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

  532.         {

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

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

  535. 

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

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

  538. 

  539.             fUiServer.flushMessages();

  540.         }

  541. 

  542.         uint32_t ins, outs, count;

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

  544.         count = plugin->getParameterCount();

  545. 

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

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

  548. 

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

  550.         {

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

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

  553. 

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

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

  556. 

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

  558.                                                             paramData.mappedControlIndex, paramData.midiChannel);

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

  560. 

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

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

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

  564. 

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

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

  567.             } else {

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

  569.             }

  570. 

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

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

  573.             } else {

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

  575.             }

  576. 

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

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

  579.             } else {

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

  581.             }

  582. 

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

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

  585.             } else {

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

  587.             }

  588. 

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

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

  591. 

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

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

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

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

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

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

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

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

  600. 

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

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

  603. 

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

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

  606.         }

  607. 

  608.         fUiServer.flushMessages();

  609.     }

  610. 

  611.     void uiServerSendPluginPrograms(const CarlaPluginPtr& plugin)

  612.     {

  613.         char tmpBuf[STR_MAX+1];

  614.         carla_zeroChars(tmpBuf, STR_MAX+1);

  615. 

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

  617. 

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

  619. 

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

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

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

  623. 

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

  625.         {

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

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

  628. 

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

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

  631.             } else {

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

  633.             }

  634.         }

  635. 

  636.         fUiServer.flushMessages();

  637. 

  638.         count = plugin->getMidiProgramCount();

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

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

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

  642. 

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

  644.         {

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

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

  647. 

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

  649. 

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

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

  652. 

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

  654.         }

  655. 

  656.         fUiServer.flushMessages();

  657.     }

  658. 

  659.     void uiServerSendPluginProperties(const CarlaPluginPtr& plugin)

  660.     {

  661.         char tmpBuf[STR_MAX+1];

  662.         carla_zeroChars(tmpBuf, STR_MAX+1);

  663. 

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

  665. 

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

  667. 

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

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

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

  671. 

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

  673.         {

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

  675.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  676. 

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

  678.                 continue;

  679. 

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

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

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

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

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

  685.         }

  686. 

  687.         fUiServer.flushMessages();

  688.     }

  689. 

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

  691.                           const int value1, const int value2, const int value3,

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

  693.     {

  694.         if (! fIsRunning)

  695.             return;

  696.         if (! fUiServer.isPipeRunning())

  697.             return;

  698. 

  699.         switch (action)

  700.         {

  701.         case ENGINE_CALLBACK_UPDATE:

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

  703.             {

  704.                 if (plugin->isEnabled())

  705.                 {

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

  707.                     uiServerSendPluginProperties(plugin);

  708.                 }

  709.             }

  710.             break;

  711. 

  712.         case ENGINE_CALLBACK_RELOAD_INFO:

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

  714.             {

  715.                 if (plugin->isEnabled())

  716.                 {

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

  718.                     uiServerSendPluginInfo(plugin);

  719.                 }

  720.             }

  721.             break;

  722. 

  723.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

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

  725.             {

  726.                 if (plugin->isEnabled())

  727.                 {

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

  729.                     uiServerSendPluginParameters(plugin);

  730.                 }

  731.             }

  732.             break;

  733. 

  734.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

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

  736.             {

  737.                 if (plugin->isEnabled())

  738.                 {

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

  740.                     uiServerSendPluginPrograms(plugin);

  741.                 }

  742.             }

  743.             break;

  744. 

  745.         case ENGINE_CALLBACK_RELOAD_ALL:

  746.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  747.         case ENGINE_CALLBACK_PLUGIN_RENAMED:

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

  749.             {

  750.                 if (plugin->isEnabled())

  751.                 {

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

  753.                     uiServerSendPluginInfo(plugin);

  754.                     uiServerSendPluginParameters(plugin);

  755.                     uiServerSendPluginPrograms(plugin);

  756.                     uiServerSendPluginProperties(plugin);

  757.                 }

  758.             }

  759.             break;

  760. 

  761.         default:

  762.             break;

  763.         }

  764. 

  765.         char tmpBuf[STR_MAX+1];

  766.         carla_zeroChars(tmpBuf, STR_MAX+1);

  767. 

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

  769. 

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

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

  772. 

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

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

  775. 

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

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

  778. 

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

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

  781. 

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

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

  784. 

  785.         {

  786.             const CarlaScopedLocale csl;

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

  788.         }

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

  790. 

  791.         if (valueStr != nullptr) {

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

  793.         } else {

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

  795.         }

  796. 

  797.         fUiServer.flushMessages();

  798.     }

  799. 

  800.     void uiServerInfo()

  801.     {

  802.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  804. 

  805.         char tmpBuf[STR_MAX+1];

  806.         carla_zeroChars(tmpBuf, STR_MAX+1);

  807. 

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

  809. 

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

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

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

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

  814. #endif

  815. 

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

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

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

  819. 

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

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

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

  823. 

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

  825.         {

  826.             const CarlaScopedLocale csl;

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

  828.         }

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

  830. 

  831.         fUiServer.flushMessages();

  832.     }

  833. 

  834.     void uiServerOptions()

  835.     {

  836.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  838. 

  839.         char tmpBuf[STR_MAX+1];

  840.         carla_zeroChars(tmpBuf, STR_MAX+1);

  841. 

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

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

  844. 

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

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

  847. 

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

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

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

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

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

  853.         fUiServer.flushMessages();

  854. 

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

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

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

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

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

  860.         fUiServer.flushMessages();

  861. 

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

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

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

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

  866.         fUiServer.flushMessages();

  867. 

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

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

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

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

  872.         fUiServer.flushMessages();

  873. 

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

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

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

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

  878.         fUiServer.flushMessages();

  879. 

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

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

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

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

  884.         fUiServer.flushMessages();

  885. 

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

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

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

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

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

  891.         fUiServer.flushMessages();

  892. 

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

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

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

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

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

  898.         fUiServer.flushMessages();

  899. 

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

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

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

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

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

  905.         fUiServer.flushMessages();

  906. 

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

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

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

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

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

  912.         fUiServer.flushMessages();

  913.     }

  914. 

  915.     // -------------------------------------------------------------------

  916.     // Plugin parameter calls

  917. 

  918.     uint32_t getParameterCount() const

  919.     {

  920.         return kNumInParams + kNumOutParams;

  921.     }

  922. 

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

  924.     {

  925.         static NativeParameter param;

  926. 

  927.         static char strBufName[STR_MAX+1];

  928.         static char strBufUnit[STR_MAX+1];

  929.         static char strBufComment[STR_MAX+1];

  930.         static char strBufGroupName[STR_MAX+1];

  931.         carla_zeroChars(strBufName, STR_MAX+1);

  932.         carla_zeroChars(strBufUnit, STR_MAX+1);

  933.         carla_zeroChars(strBufComment, STR_MAX+1);

  934.         carla_zeroChars(strBufGroupName, STR_MAX+1);

  935. 

  936.         uint32_t rindex = index;

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

  938.         {

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

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

  941. 

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

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

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

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

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

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

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

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

  950. 

  951.             uint hints = 0x0;

  952. 

  953.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  954.                 hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  955.             if (paramData.hints & PARAMETER_IS_INTEGER)

  956.                 hints |= NATIVE_PARAMETER_IS_INTEGER;

  957.             if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  958.                 hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  959.             if (paramData.hints & PARAMETER_IS_AUTOMATABLE)

  960.                 hints |= NATIVE_PARAMETER_IS_AUTOMATABLE;

  961.             if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  962.                 hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  963.             if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  964.                 hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  965. 

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

  967.             {

  968.                 if (paramData.hints & PARAMETER_IS_ENABLED)

  969.                     hints |= NATIVE_PARAMETER_IS_ENABLED;

  970.                 if (paramData.type == PARAMETER_OUTPUT)

  971.                     hints |= NATIVE_PARAMETER_IS_OUTPUT;

  972.             }

  973. 

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

  975.             param.name  = strBufName;

  976.             param.unit  = strBufUnit;

  977.             param.comment = strBufComment;

  978.             param.groupName = strBufGroupName;

  979.             param.ranges.def = paramRanges.def;

  980.             param.ranges.min = paramRanges.min;

  981.             param.ranges.max = paramRanges.max;

  982.             param.ranges.step = paramRanges.step;

  983.             param.ranges.stepSmall = paramRanges.stepSmall;

  984.             param.ranges.stepLarge = paramRanges.stepLarge;

  985.             param.scalePointCount = 0; // TODO

  986.             param.scalePoints = nullptr;

  987. 

  988.             return &param;

  989.         }

  990. 

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

  992.         param.name  = "Unused";

  993.         param.unit  = "";

  994.         param.ranges.def = 0.0f;

  995.         param.ranges.min = 0.0f;

  996.         param.ranges.max = 1.0f;

  997.         param.ranges.step = 0.01f;

  998.         param.ranges.stepSmall = 0.001f;

  999.         param.ranges.stepLarge = 0.1f;

  1000.         param.scalePointCount = 0;

  1001.         param.scalePoints = nullptr;

  1002. 

  1003.         return &param;

  1004.     }

  1005. 

  1006.     float getParameterValue(const uint32_t index) const

  1007.     {

  1008.         uint32_t rindex = index;

  1009.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1010.             return plugin->getParameterValue(rindex);

  1011. 

  1012.         return fParameters[index];

  1013.     }

  1014. 

  1015.     // -------------------------------------------------------------------

  1016.     // Plugin state calls

  1017. 

  1018.     void setParameterValue(const uint32_t index, const float value)

  1019.     {

  1020.         uint32_t rindex = index;

  1021.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1022.             plugin->setParameterValueRT(rindex, value, false);

  1023. 

  1024.         fParameters[index] = value;

  1025.     }

  1026. 

  1027.     // -------------------------------------------------------------------

  1028.     // Plugin process calls

  1029. 

  1030.     void activate()

  1031.     {

  1032. #if 0

  1033.         for (uint i=0; i < pData->curPluginCount; ++i)

  1034.         {

  1035.             CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1036. 

  1037.             if (plugin == nullptr || ! plugin->isEnabled())

  1038.                 continue;

  1039. 

  1040.             plugin->setActive(true, true, false);

  1041.         }

  1042. #endif

  1043.         fIsActive = true;

  1044.     }

  1045. 

  1046.     void deactivate()

  1047.     {

  1048.         fIsActive = false;

  1049. #if 0

  1050.         for (uint i=0; i < pData->curPluginCount; ++i)

  1051.         {

  1052.             CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1053. 

  1054.             if (plugin == nullptr || ! plugin->isEnabled())

  1055.                 continue;

  1056. 

  1057.             plugin->setActive(false, true, false);

  1058.         }

  1059. #endif

  1060. 

  1061.         // just in case

  1062.         //runPendingRtEvents();

  1063.     }

  1064. 

  1065.     void process(const float* const* const inBuffer, float** const outBuffer, const uint32_t frames,

  1066.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1067.     {

  1068.         if (frames > pData->bufferSize)

  1069.         {

  1070.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1071.                           frames, pData->bufferSize);

  1072. 

  1073.             deactivate();

  1074.             bufferSizeChanged(frames);

  1075.             activate();

  1076.         }

  1077. 

  1078.         const PendingRtEventsRunner prt(this, frames, true);

  1079. 

  1080.         // ---------------------------------------------------------------

  1081.         // Time Info

  1082. 

  1083.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1084. 

  1085.         pData->timeInfo.playing   = timeInfo->playing;

  1086.         pData->timeInfo.frame     = timeInfo->frame;

  1087.         pData->timeInfo.usecs     = timeInfo->usecs;

  1088.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1089. 

  1090.         if (timeInfo->bbt.valid)

  1091.         {

  1092.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1093.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1094.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1095.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1096. 

  1097.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1098.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1099. 

  1100.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1101.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1102.         }

  1103. 

  1104.         // ---------------------------------------------------------------

  1105.         // Do nothing if no plugins and rack mode

  1106. 

  1107.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1108.         {

  1109.             if (outBuffer[0] != inBuffer[0])

  1110.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1111. 

  1112.             if (outBuffer[1] != inBuffer[1])

  1113.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1114. 

  1115.             for (uint32_t i=0; i < midiEventCount; ++i)

  1116.             {

  1117.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1118.                     break;

  1119.             }

  1120.             return;

  1121.         }

  1122. 

  1123.         // ---------------------------------------------------------------

  1124.         // initialize events

  1125. 

  1126.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1127.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1128. 

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

  1130.         // events input (before processing)

  1131. 

  1132.         {

  1133.             uint32_t engineEventIndex = 0;

  1134. 

  1135.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1136.             {

  1137.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1138.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1139. 

  1140.                 engineEvent.time = midiEvent.time;

  1141.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1142. 

  1143.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1144.                     break;

  1145.             }

  1146.         }

  1147. 

  1148.         if (kIsPatchbay)

  1149.         {

  1150.             // -----------------------------------------------------------

  1151.             // process

  1152. 

  1153.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1154.         }

  1155.         else

  1156.         {

  1157.             // -----------------------------------------------------------

  1158.             // create audio buffers

  1159. 

  1160.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1161.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1162. 

  1163.             // -----------------------------------------------------------

  1164.             // process

  1165. 

  1166.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1167.         }

  1168. 

  1169.         // ---------------------------------------------------------------

  1170.         // events output (after processing)

  1171. 

  1172.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1173. 

  1174.         if (kHasMidiOut)

  1175.         {

  1176.             NativeMidiEvent midiEvent;

  1177. 

  1178.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1179.             {

  1180.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1181. 

  1182.                 if (engineEvent.type == kEngineEventTypeNull)

  1183.                     break;

  1184. 

  1185.                 carla_zeroStruct(midiEvent);

  1186.                 midiEvent.time = engineEvent.time;

  1187. 

  1188.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1189.                 {

  1190.                     midiEvent.port = 0;

  1191.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1192.                 }

  1193.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1194.                 {

  1195.                     if (engineEvent.midi.size > 4)

  1196.                         continue;

  1197. 

  1198.                     midiEvent.port = engineEvent.midi.port;

  1199.                     midiEvent.size = engineEvent.midi.size;

  1200. 

  1201.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1202. 

  1203.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1204.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1205.                 }

  1206.                 else

  1207.                 {

  1208.                     continue;

  1209.                 }

  1210. 

  1211.                 if (midiEvent.size > 0)

  1212.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1213.             }

  1214.         }

  1215.     }

  1216. 

  1217.     // -------------------------------------------------------------------

  1218.     // Plugin UI calls

  1219. 

  1220.     void uiShow(const bool show)

  1221.     {

  1222.         if (show)

  1223.         {

  1224.             if (fUiServer.isPipeRunning())

  1225.             {

  1226.                 fUiServer.writeFocusMessage();

  1227.                 return;

  1228.             }

  1229. 

  1230.             CarlaString path(pHost->resourceDir);

  1231. 

  1232.             if (kIsPatchbay)

  1233.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1234.             else

  1235.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1236. #ifdef CARLA_OS_WIN

  1237.             path += ".exe";

  1238. #endif

  1239.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1240. 

  1241.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1242. 

  1243.             if (! fUiServer.startPipeServer(false))

  1244.             {

  1245.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1246.                 return;

  1247.             }

  1248. 

  1249.             uiServerInfo();

  1250.             uiServerOptions();

  1251.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1252.                              pData->curPluginCount,

  1253.                              pData->options.processMode,

  1254.                              pData->options.transportMode,

  1255.                              static_cast<int>(pData->bufferSize),

  1256.                              static_cast<float>(pData->sampleRate),

  1257.                              "Plugin");

  1258. 

  1259.             fUiServer.writeShowMessage();

  1260. 

  1261.             for (uint i=0; i < pData->curPluginCount; ++i)

  1262.             {

  1263.                 if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1264.                     if (plugin->isEnabled())

  1265.                         uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, plugin->getType(),

  1266.                                          0, 0, 0.0f,

  1267.                                          plugin->getName());

  1268.             }

  1269. 

  1270.             if (kIsPatchbay)

  1271.                 patchbayRefresh(true, false, false);

  1272.         }

  1273.         else

  1274.         {

  1275.             fUiServer.stopPipeServer(2000);

  1276. 

  1277.             // hide all custom uis

  1278.             for (uint i=0; i < pData->curPluginCount; ++i)

  1279.             {

  1280.                 if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1281.                 {

  1282.                     if (plugin->isEnabled())

  1283.                     {

  1284.                         if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1285.                         {

  1286.                             try {

  1287.                                 plugin->showCustomUI(false);

  1288.                             } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1289.                         }

  1290.                     }

  1291.                 }

  1292.             }

  1293.         }

  1294.     }

  1295. 

  1296.     void uiIdle()

  1297.     {

  1298. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1299.         const ScopedJuceMessageThreadRunner sjmtr(*this, false);

  1300. 

  1301.         if (kNeedsJuceEvents && ! sjmtr.wasLocked)

  1302.             return;

  1303. #endif

  1304. 

  1305.         for (uint i=0; i < pData->curPluginCount; ++i)

  1306.         {

  1307.             if (const CarlaPluginPtr plugin = pData->plugins[i].plugin)

  1308.             {

  1309.                 if (plugin->isEnabled())

  1310.                 {

  1311.                     const uint hints = plugin->getHints();

  1312. 

  1313.                     if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1314.                     {

  1315.                         try {

  1316.                             plugin->uiIdle();

  1317.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1318.                     }

  1319.                 }

  1320.             }

  1321.         }

  1322. 

  1323.         idlePipe();

  1324. 

  1325.         switch (fUiServer.getAndResetUiState())

  1326.         {

  1327.         case CarlaExternalUI::UiNone:

  1328.         case CarlaExternalUI::UiShow:

  1329.             break;

  1330.         case CarlaExternalUI::UiCrashed:

  1331.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1332.             break;

  1333.         case CarlaExternalUI::UiHide:

  1334.             pHost->ui_closed(pHost->handle);

  1335.             fUiServer.stopPipeServer(1000);

  1336.             break;

  1337.         }

  1338. 

  1339.         if (carla_isNotEqual(fLastScaleFactor, pData->options.uiScale))

  1340.         {

  1341.             fLastScaleFactor = pData->options.uiScale;

  1342.             pHost->dispatcher(pHost->handle,

  1343.                               NATIVE_HOST_OPCODE_UI_RESIZE,

  1344.                               static_cast<int>(kUiWidth * fLastScaleFactor + 0.5f),

  1345.                               static_cast<int>(kUiHeight * fLastScaleFactor + 0.5f),

  1346.                               nullptr, 0.0f);

  1347.         }

  1348. 

  1349.         {

  1350.             const CarlaMutexLocker cml(fPluginDeleterMutex);

  1351.             pData->deletePluginsAsNeeded();

  1352.         }

  1353.     }

  1354. 

  1355.     void uiSetParameterValue(const uint32_t index, const float value)

  1356.     {

  1357.         uint32_t rindex = index;

  1358.         if (const CarlaPluginPtr plugin = _getPluginForParameterIndex(rindex))

  1359.         {

  1360.             if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1361.                 plugin->uiParameterChange(rindex, value);

  1362. 

  1363.             if (index >= kNumInParams || ! fUiServer.isPipeRunning())

  1364.                 return;

  1365. 

  1366.             uiServerCallback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1367.                              plugin->getId(),

  1368.                              static_cast<int>(rindex),

  1369.                              0, 0,

  1370.                              value,

  1371.                              nullptr);

  1372.         }

  1373.     }

  1374. 

  1375.     void idlePipe()

  1376.     {

  1377.         if (! fUiServer.isPipeRunning())

  1378.             return;

  1379. 

  1380.         fUiServer.idlePipe();

  1381. 

  1382.         if (! fUiServer.isPipeRunning())

  1383.             return;

  1384. 

  1385.         char tmpBuf[STR_MAX+1];

  1386.         carla_zeroChars(tmpBuf, STR_MAX+1);

  1387. 

  1388.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1389.         const CarlaScopedLocale csl;

  1390.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1391. 

  1392.         // ------------------------------------------------------------------------------------------------------------

  1393.         // send engine info

  1394. 

  1395.         std::snprintf(tmpBuf, STR_MAX, "%.12g:0\n", static_cast<double>(getDSPLoad()));

  1396.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("runtime-info\n"),);

  1397.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1398. 

  1399.         fUiServer.flushMessages();

  1400. 

  1401.         if (const char* const projFolder = getCurrentProjectFolder())

  1402.         {

  1403.             if (fLastProjectFolder != projFolder)

  1404.             {

  1405.                 carla_stdout("Project folder changed to %s", projFolder);

  1406.                 fLastProjectFolder = projFolder;

  1407.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("project-folder\n"),);

  1408.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage(projFolder),);

  1409.                 fUiServer.flushMessages();

  1410.             }

  1411.         }

  1412. 

  1413.         // ------------------------------------------------------------------------------------------------------------

  1414.         // send transport

  1415. 

  1416.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("transport\n"),);

  1417.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"),);

  1418. 

  1419.         if (timeInfo.bbt.valid)

  1420.         {

  1421.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":%i:%i:%i\n", timeInfo.frame,

  1422.                                                                    timeInfo.bbt.bar,

  1423.                                                                    timeInfo.bbt.beat,

  1424.                                                                    static_cast<int>(timeInfo.bbt.tick + 0.5));

  1425.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1426.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", timeInfo.bbt.beatsPerMinute);

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

  1428.         }

  1429.         else

  1430.         {

  1431.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1432.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1433.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("0.0\n"),);

  1434.         }

  1435. 

  1436.         fUiServer.flushMessages();

  1437. 

  1438.         // ------------------------------------------------------------------------------------------------------------

  1439.         // send peaks and param outputs for all plugins

  1440. 

  1441.         for (uint i=0; i < pData->curPluginCount; ++i)

  1442.         {

  1443.             const EnginePluginData& plugData(pData->plugins[i]);

  1444.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1445. 

  1446.             std::snprintf(tmpBuf, STR_MAX, "PEAKS_%i\n", i);

  1447.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1448.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g:%.12g:%.12g\n",

  1449.                           static_cast<double>(plugData.peaks[0]),

  1450.                           static_cast<double>(plugData.peaks[1]),

  1451.                           static_cast<double>(plugData.peaks[2]),

  1452.                           static_cast<double>(plugData.peaks[3]));

  1453.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1454. 

  1455.             fUiServer.flushMessages();

  1456. 

  1457.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1458.             {

  1459.                 if (! plugin->isParameterOutput(j))

  1460.                     continue;

  1461. 

  1462.                 std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%u\n", i, j);

  1463.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1464.                 std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getParameterValue(j)));

  1465.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1466. 

  1467.                 fUiServer.flushMessages();

  1468.             }

  1469.         }

  1470.     }

  1471. 

  1472.     // -------------------------------------------------------------------

  1473.     // Plugin state calls

  1474. 

  1475.     char* getState() const

  1476.     {

  1477.         MemoryOutputStream out;

  1478.         saveProjectInternal(out);

  1479.         return strdup(out.toString().toRawUTF8());

  1480.     }

  1481. 

  1482.     void setState(const char* const data)

  1483.     {

  1484. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1485.         const ScopedJuceMessageThreadRunner sjmtr(*this, true);

  1486. #endif

  1487. 

  1488.         // remove all plugins from UI side

  1489.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1490.             CarlaEngine::callback(true, true, ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1491. 

  1492.         // remove all plugins from backend, no lock

  1493.         fIsRunning = false;

  1494.         removeAllPlugins();

  1495.         fIsRunning = true;

  1496. 

  1497.         {

  1498.             const CarlaMutexLocker cml(fPluginDeleterMutex);

  1499.             pData->deletePluginsAsNeeded();

  1500.         }

  1501. 

  1502.         // stopped during removeAllPlugins()

  1503.         if (! pData->thread.isThreadRunning())

  1504.             pData->thread.startThread();

  1505. 

  1506.         fOptionsForced = true;

  1507.         const String state(data);

  1508.         XmlDocument xml(state);

  1509.         loadProjectInternal(xml, true);

  1510. 

  1511.         reloadFromUI();

  1512.     }

  1513. 

  1514.     // -------------------------------------------------------------------

  1515. 

  1516. public:

  1517.     #define handlePtr ((CarlaEngineNative*)handle)

  1518. 

  1519.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1520.     {

  1521.         return new CarlaEngineNative(host, false, true);

  1522.     }

  1523. 

  1524.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1525.     {

  1526.         return new CarlaEngineNative(host, false, false);

  1527.     }

  1528. 

  1529.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1530.     {

  1531.         return new CarlaEngineNative(host, true, true);

  1532.     }

  1533. 

  1534.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1535.     {

  1536.         return new CarlaEngineNative(host, true, true, 3, 2);

  1537.     }

  1538. 

  1539.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1540.     {

  1541.         return new CarlaEngineNative(host, true, true, 16, 16);

  1542.     }

  1543. 

  1544.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1545.     {

  1546.         return new CarlaEngineNative(host, true, true, 32, 32);

  1547.     }

  1548. 

  1549.     static NativePluginHandle _instantiatePatchbay64(const NativeHostDescriptor* host)

  1550.     {

  1551.         return new CarlaEngineNative(host, true, true, 64, 64);

  1552.     }

  1553. 

  1554.     static NativePluginHandle _instantiatePatchbayCV(const NativeHostDescriptor* host)

  1555.     {

  1556.         return new CarlaEngineNative(host, true, true, 2, 2, 5, 5);

  1557.     }

  1558. 

  1559.     static NativePluginHandle _instantiatePatchbayCV8(const NativeHostDescriptor* host)

  1560.     {

  1561.         return new CarlaEngineNative(host, true, true, 2, 2, 8, 8);

  1562.     }

  1563. 

  1564.     static NativePluginHandle _instantiatePatchbayCV32(const NativeHostDescriptor* host)

  1565.     {

  1566.         return new CarlaEngineNative(host, true, true, 64, 64, 32, 32);

  1567.     }

  1568. 

  1569.     static void _cleanup(NativePluginHandle handle)

  1570.     {

  1571.         delete handlePtr;

  1572.     }

  1573. 

  1574.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1575.     {

  1576.         return handlePtr->getParameterCount();

  1577.     }

  1578. 

  1579.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1580.     {

  1581.         return handlePtr->getParameterInfo(index);

  1582.     }

  1583. 

  1584.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1585.     {

  1586.         return handlePtr->getParameterValue(index);

  1587.     }

  1588. 

  1589.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1590.     {

  1591.         handlePtr->setParameterValue(index, value);

  1592.     }

  1593. 

  1594.     static void _ui_show(NativePluginHandle handle, bool show)

  1595.     {

  1596.         handlePtr->uiShow(show);

  1597.     }

  1598. 

  1599.     static void _ui_idle(NativePluginHandle handle)

  1600.     {

  1601.         handlePtr->uiIdle();

  1602.     }

  1603. 

  1604.     static void _ui_set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1605.     {

  1606.         handlePtr->uiSetParameterValue(index, value);

  1607.     }

  1608. 

  1609.     static void _activate(NativePluginHandle handle)

  1610.     {

  1611.         handlePtr->activate();

  1612.     }

  1613. 

  1614.     static void _deactivate(NativePluginHandle handle)

  1615.     {

  1616.         handlePtr->deactivate();

  1617.     }

  1618. 

  1619.     // FIXME for v3.0, use const for the input buffer

  1620.     static void _process(NativePluginHandle handle,

  1621.                          float** inBuffer, float** outBuffer, const uint32_t frames,

  1622.                          const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1623.     {

  1624.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1625.     }

  1626. 

  1627.     static char* _get_state(NativePluginHandle handle)

  1628.     {

  1629.         return handlePtr->getState();

  1630.     }

  1631. 

  1632.     static void _set_state(NativePluginHandle handle, const char* data)

  1633.     {

  1634.         handlePtr->setState(data);

  1635.     }

  1636. 

  1637.     static intptr_t _dispatcher(NativePluginHandle handle,

  1638.                                 NativePluginDispatcherOpcode opcode,

  1639.                                 int32_t index, intptr_t value, void* ptr, float opt)

  1640.     {

  1641.         switch(opcode)

  1642.         {

  1643.         case NATIVE_PLUGIN_OPCODE_NULL:

  1644.             return 0;

  1645.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1646.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1647.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1648.             return 0;

  1649.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1650.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  1651.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1652.             return 0;

  1653.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1654.             handlePtr->offlineModeChanged(value != 0);

  1655.             return 0;

  1656.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1657.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1658.             return 0;

  1659.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  1660.             CarlaEngineNative* const engine = handlePtr;

  1661.             return (intptr_t)(CarlaEngine*)engine;

  1662.         }

  1663.         case NATIVE_PLUGIN_OPCODE_IDLE:

  1664.             //handlePtr->idle();

  1665.             return 0;

  1666.         case NATIVE_PLUGIN_OPCODE_UI_MIDI_EVENT:

  1667.             return 0;

  1668.         case NATIVE_PLUGIN_OPCODE_HOST_USES_EMBED:

  1669.             handlePtr->fUsesEmbed = true;

  1670.             return 0;

  1671.         }

  1672. 

  1673.         return 0;

  1674. 

  1675.         // unused

  1676.         (void)index;

  1677.         (void)ptr;

  1678.     }

  1679. 

  1680.     // -------------------------------------------------------------------

  1681. 

  1682.     #undef handlePtr

  1683. 

  1684. private:

  1685.     const NativeHostDescriptor* const pHost;

  1686. 

  1687. #ifdef USE_REFCOUNTER_JUCE_MESSAGE_MANAGER

  1688.     const bool kNeedsJuceEvents;

  1689.     const CarlaJUCE::ReferenceCountedJuceMessageMessager fJuceMsgMgr;

  1690.     CarlaMutex fJuceMsgMutex;

  1691. 

  1692.     struct ScopedJuceMessageThreadRunner {

  1693.         const CarlaMutexTryLocker cmtl;

  1694.         const bool wasLocked;

  1695. 

  1696.         ScopedJuceMessageThreadRunner(CarlaEngineNative& self, const bool forceLock) noexcept

  1697.             : cmtl(self.fJuceMsgMutex, forceLock),

  1698.               wasLocked(cmtl.wasLocked())

  1699.         {

  1700.             if (! self.kNeedsJuceEvents)

  1701.                 return;

  1702.             if (! wasLocked)

  1703.                 return;

  1704. 

  1705.             CarlaJUCE::setMessageManagerForThisThread();

  1706.         }

  1707. 

  1708.         ~ScopedJuceMessageThreadRunner()

  1709.         {

  1710.             CarlaJUCE::dispatchMessageManagerMessages();

  1711.         }

  1712. 

  1713.         CARLA_DECLARE_NON_COPY_STRUCT(ScopedJuceMessageThreadRunner)

  1714.     };

  1715. #endif

  1716. 

  1717.     const bool kIsPatchbay; // rack if false

  1718.     const bool kHasMidiOut;

  1719.     bool fIsActive, fIsRunning, fUsesEmbed;

  1720.     CarlaEngineNativeUI fUiServer;

  1721. 

  1722.     float fParameters[kNumInParams+kNumOutParams];

  1723.     float fLastScaleFactor;

  1724.     CarlaString fLastProjectFolder;

  1725.     CarlaMutex fPluginDeleterMutex;

  1726. 

  1727.     bool fOptionsForced;

  1728. 

  1729.     CarlaPluginPtr _getPluginForParameterIndex(uint32_t& index) const noexcept

  1730.     {

  1731.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1732.             return nullptr;

  1733. 

  1734.         for (uint32_t i=0; i<pData->curPluginCount; ++i)

  1735.         {

  1736.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1737. 

  1738.             if (plugin.get() == nullptr || ! plugin->isEnabled())

  1739.                 break;

  1740. 

  1741.             if (const uint32_t paramCount = plugin->getParameterCount())

  1742.             {

  1743.                 if (index >= paramCount)

  1744.                 {

  1745.                     index -= paramCount;

  1746.                     continue;

  1747.                 }

  1748. 

  1749.                 return plugin;

  1750.             }

  1751.         }

  1752. 

  1753.         return nullptr;

  1754.     }

  1755. 

  1756.     bool _getRealIndexForPluginParameter(const uint32_t pluginId, uint32_t& rindex) const noexcept

  1757.     {

  1758.         if (pData->curPluginCount == 0 || pluginId >= pData->curPluginCount || pData->plugins == nullptr)

  1759.             return false;

  1760. 

  1761.         for (uint32_t i=0; i<pluginId; ++i)

  1762.         {

  1763.             const CarlaPluginPtr plugin = pData->plugins[i].plugin;

  1764. 

  1765.             if (plugin.get() == nullptr || ! plugin->isEnabled())

  1766.                 return false;

  1767. 

  1768.             rindex += plugin->getParameterCount();

  1769.         }

  1770. 

  1771.         if (rindex >= kNumInParams)

  1772.             return false;

  1773. 

  1774.         return true;

  1775.     }

  1776. 

  1777.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1778. };

  1779. 

  1780. // -----------------------------------------------------------------------

  1781. 

  1782. bool CarlaEngineNativeUI::msgReceived(const char* const msg) noexcept

  1783. {

  1784.     if (CarlaExternalUI::msgReceived(msg))

  1785.         return true;

  1786. 

  1787.     bool ok = true;

  1788. 

  1789.     if (std::strcmp(msg, "set_engine_option") == 0)

  1790.     {

  1791.         uint32_t option;

  1792.         int32_t value;

  1793.         const char* valueStr = nullptr;

  1794. 

  1795.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  1796.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(value), true);

  1797.         readNextLineAsString(valueStr, false); // can be null

  1798. 

  1799.         try {

  1800.             fEngine->setOption(static_cast<EngineOption>(option), value, valueStr);

  1801.         } CARLA_SAFE_EXCEPTION("setOption");

  1802.     }

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

  1804.     {

  1805.         fEngine->clearXruns();

  1806.     }

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

  1808.     {

  1809.         fEngine->setActionCanceled(true);

  1810.     }

  1811.     else if (std::strcmp(msg, "load_file") == 0)

  1812.     {

  1813.         const char* filename;

  1814. 

  1815.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1816. 

  1817.         try {

  1818.             ok = fEngine->loadFile(filename);

  1819.         } CARLA_SAFE_EXCEPTION("loadFile");

  1820. 

  1821.         fEngine->reloadFromUI();

  1822.     }

  1823.     else if (std::strcmp(msg, "load_project") == 0)

  1824.     {

  1825.         const char* filename;

  1826. 

  1827.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1828. 

  1829.         try {

  1830.             ok = fEngine->loadProject(filename, true);

  1831.         } CARLA_SAFE_EXCEPTION("loadProject");

  1832. 

  1833.         fEngine->reloadFromUI();

  1834.     }

  1835.     else if (std::strcmp(msg, "save_project") == 0)

  1836.     {

  1837.         const char* filename;

  1838. 

  1839.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  1840. 

  1841.         try {

  1842.             ok = fEngine->saveProject(filename, true);

  1843.         } CARLA_SAFE_EXCEPTION("saveProject");

  1844.     }

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

  1846.     {

  1847.         fEngine->clearCurrentProjectFilename();

  1848.     }

  1849.     else if (std::strcmp(msg, "patchbay_connect") == 0)

  1850.     {

  1851.         bool external;

  1852.         uint32_t groupA, portA, groupB, portB;

  1853. 

  1854.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1855.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupA), true);

  1856.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portA), true);

  1857.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupB), true);

  1858.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portB), true);

  1859. 

  1860.         try {

  1861.             ok = fEngine->patchbayConnect(external, groupA, portA, groupB, portB);

  1862.         } CARLA_SAFE_EXCEPTION("patchbayConnect");

  1863.     }

  1864.     else if (std::strcmp(msg, "patchbay_disconnect") == 0)

  1865.     {

  1866.         bool external;

  1867.         uint32_t connectionId;

  1868. 

  1869.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1870.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(connectionId), true);

  1871. 

  1872.         try {

  1873.             ok = fEngine->patchbayDisconnect(external, connectionId);

  1874.         } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  1875.     }

  1876.     else if (std::strcmp(msg, "patchbay_set_group_pos") == 0)

  1877.     {

  1878.         bool external;

  1879.         uint32_t groupId;

  1880.         int x1, y1, x2, y2;

  1881.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1882.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupId), true);

  1883.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x1), true);

  1884.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y1), true);

  1885.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(x2), true);

  1886.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(y2), true);

  1887. 

  1888.         try {

  1889.             ok = fEngine->patchbaySetGroupPos(false, true, external, groupId, x1, y1, x2, y2);

  1890.         } CARLA_SAFE_EXCEPTION("patchbaySetGroupPos");

  1891.     }

  1892.     else if (std::strcmp(msg, "patchbay_refresh") == 0)

  1893.     {

  1894.         bool external;

  1895.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1896. 

  1897.         try {

  1898.             ok = fEngine->patchbayRefresh(true, false, external);

  1899.         } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  1900.     }

  1901.     else if (std::strcmp(msg, "transport_play") == 0)

  1902.     {

  1903.         fEngine->transportPlay();

  1904.     }

  1905.     else if (std::strcmp(msg, "transport_pause") == 0)

  1906.     {

  1907.         fEngine->transportPause();

  1908.     }

  1909.     else if (std::strcmp(msg, "transport_bpm") == 0)

  1910.     {

  1911.         double bpm;

  1912. 

  1913.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsDouble(bpm), true);

  1914. 

  1915.         fEngine->transportBPM(bpm);

  1916.     }

  1917.     else if (std::strcmp(msg, "transport_relocate") == 0)

  1918.     {

  1919.         uint64_t frame;

  1920. 

  1921.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsULong(frame), true);

  1922. 

  1923.         fEngine->transportRelocate(frame);

  1924.     }

  1925.     else if (std::strcmp(msg, "add_plugin") == 0)

  1926.     {

  1927.         uint32_t btype, ptype;

  1928.         const char* filename = nullptr;

  1929.         const char* name;

  1930.         const char* label;

  1931.         int64_t uniqueId;

  1932.         uint options;

  1933. 

  1934.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(btype), true);

  1935.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(ptype), true);

  1936.         readNextLineAsString(filename, true); // can be null

  1937.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(name, true), true);

  1938.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(label, true), true);

  1939.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsLong(uniqueId), true);

  1940.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(options), true);

  1941. 

  1942.         if (filename != nullptr && std::strcmp(filename, "(null)") == 0)

  1943.         {

  1944.             delete[] filename;

  1945.             filename = nullptr;

  1946.         }

  1947. 

  1948.         if (std::strcmp(name, "(null)") == 0)

  1949.         {

  1950.             delete[] name;

  1951.             name = nullptr;

  1952.         }

  1953. 

  1954.         ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype),

  1955.                                 filename, name, label, uniqueId, nullptr, options);

  1956. 

  1957.         if (filename != nullptr)

  1958.             delete[] filename;

  1959.         if (name != nullptr)

  1960.             delete[] name;

  1961.         delete[] label;

  1962. 

  1963.         fEngine->reloadFromUI();

  1964.     }

  1965.     else if (std::strcmp(msg, "remove_plugin") == 0)

  1966.     {

  1967.         uint32_t pluginId;

  1968. 

  1969.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1970. 

  1971.         ok = fEngine->removePlugin(pluginId);

  1972.         fEngine->reloadFromUI();

  1973.     }

  1974.     else if (std::strcmp(msg, "remove_all_plugins") == 0)

  1975.     {

  1976.         ok = fEngine->removeAllPlugins();

  1977.         fEngine->reloadFromUI();

  1978.     }

  1979.     else if (std::strcmp(msg, "rename_plugin") == 0)

  1980.     {

  1981.         uint32_t pluginId;

  1982.         const char* newName;

  1983. 

  1984.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1985.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(newName, false), true);

  1986. 

  1987.         ok = fEngine->renamePlugin(pluginId, newName);

  1988.     }

  1989.     else if (std::strcmp(msg, "clone_plugin") == 0)

  1990.     {

  1991.         uint32_t pluginId;

  1992. 

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

  1994. 

  1995.         ok = fEngine->clonePlugin(pluginId);

  1996.         fEngine->reloadFromUI();

  1997.     }

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

  1999.     {

  2000.         uint32_t pluginId;

  2001. 

  2002.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2003. 

  2004.         ok = fEngine->replacePlugin(pluginId);

  2005.     }

  2006.     else if (std::strcmp(msg, "switch_plugins") == 0)

  2007.     {

  2008.         uint32_t pluginIdA, pluginIdB;

  2009. 

  2010.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdA), true);

  2011.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdB), true);

  2012. 

  2013.         ok = fEngine->switchPlugins(pluginIdA, pluginIdB);

  2014.         fEngine->reloadFromUI();

  2015.     }

  2016.     else if (std::strcmp(msg, "load_plugin_state") == 0)

  2017.     {

  2018.         uint32_t pluginId;

  2019.         const char* filename;

  2020. 

  2021.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2022.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  2023. 

  2024.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2025.         {

  2026.             plugin->loadStateFromFile(filename);

  2027.             _updateParamValues(plugin, pluginId, false, true);

  2028.         }

  2029.     }

  2030.     else if (std::strcmp(msg, "save_plugin_state") == 0)

  2031.     {

  2032.         uint32_t pluginId;

  2033.         const char* filename;

  2034. 

  2035.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2036.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename, false), true);

  2037. 

  2038.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2039.             plugin->saveStateToFile(filename);

  2040.     }

  2041.     else if (std::strcmp(msg, "set_option") == 0)

  2042.     {

  2043.         uint32_t pluginId, option;

  2044.         bool yesNo;

  2045. 

  2046.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2047.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  2048.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2049. 

  2050.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2051.             plugin->setOption(option, yesNo, false);

  2052.     }

  2053.     else if (std::strcmp(msg, "set_active") == 0)

  2054.     {

  2055.         uint32_t pluginId;

  2056.         bool onOff;

  2057. 

  2058.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2059.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(onOff), true);

  2060. 

  2061.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2062.             plugin->setActive(onOff, true, false);

  2063.     }

  2064.     else if (std::strcmp(msg, "set_drywet") == 0)

  2065.     {

  2066.         uint32_t pluginId;

  2067.         float value;

  2068. 

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

  2070.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2071. 

  2072.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2073.             plugin->setDryWet(value, true, false);

  2074.     }

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

  2076.     {

  2077.         uint32_t pluginId;

  2078.         float value;

  2079. 

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

  2081.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2082. 

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

  2084.             plugin->setVolume(value, true, false);

  2085.     }

  2086.     else if (std::strcmp(msg, "set_balance_left") == 0)

  2087.     {

  2088.         uint32_t pluginId;

  2089.         float value;

  2090. 

  2091.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2092.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2093. 

  2094.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2095.             plugin->setBalanceLeft(value, true, false);

  2096.     }

  2097.     else if (std::strcmp(msg, "set_balance_right") == 0)

  2098.     {

  2099.         uint32_t pluginId;

  2100.         float value;

  2101. 

  2102.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2103.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2104. 

  2105.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2106.             plugin->setBalanceRight(value, true, false);

  2107.     }

  2108.     else if (std::strcmp(msg, "set_panning") == 0)

  2109.     {

  2110.         uint32_t pluginId;

  2111.         float value;

  2112. 

  2113.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2114.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2115. 

  2116.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2117.             plugin->setPanning(value, true, false);

  2118.     }

  2119.     else if (std::strcmp(msg, "set_ctrl_channel") == 0)

  2120.     {

  2121.         uint32_t pluginId;

  2122.         int32_t channel;

  2123. 

  2124.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2125.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(channel), true);

  2126.         CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS, true);

  2127. 

  2128.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2129.             plugin->setCtrlChannel(int8_t(channel), true, false);

  2130.     }

  2131.     else if (std::strcmp(msg, "set_parameter_value") == 0)

  2132.     {

  2133.         uint32_t pluginId, parameterId;

  2134.         float value;

  2135. 

  2136.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2137.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2138.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2139. 

  2140.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2141.         {

  2142.             plugin->setParameterValue(parameterId, value, true, true, false);

  2143.             fEngine->setParameterValueFromUI(pluginId, parameterId, value);

  2144.         }

  2145.     }

  2146.     else if (std::strcmp(msg, "set_parameter_midi_channel") == 0)

  2147.     {

  2148.         uint32_t pluginId, parameterId, channel;

  2149. 

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

  2151.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2152.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2153.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2154. 

  2155.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2156.             plugin->setParameterMidiChannel(parameterId, static_cast<uint8_t>(channel), true, false);

  2157.     }

  2158.     else if (std::strcmp(msg, "set_parameter_mapped_control_index") == 0)

  2159.     {

  2160.         uint32_t pluginId, parameterId;

  2161.         int32_t ctrl;

  2162. 

  2163.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2164.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2165.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(ctrl), true);

  2166.         CARLA_SAFE_ASSERT_RETURN(ctrl >= CONTROL_INDEX_NONE && ctrl <= CONTROL_INDEX_MAX_ALLOWED, true);

  2167. 

  2168.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2169.             plugin->setParameterMappedControlIndex(parameterId, static_cast<int16_t>(ctrl), true, false, true);

  2170.     }

  2171.     else if (std::strcmp(msg, "set_parameter_mapped_range") == 0)

  2172.     {

  2173.         uint32_t pluginId, parameterId;

  2174.         float minimum, maximum;

  2175. 

  2176.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2177.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2178.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(minimum), true);

  2179.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(maximum), true);

  2180. 

  2181.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2182.             plugin->setParameterMappedRange(parameterId, minimum, maximum, true, false);

  2183.     }

  2184.     else if (std::strcmp(msg, "set_parameter_touch") == 0)

  2185.     {

  2186.         uint32_t pluginId, parameterId;

  2187.         bool touching;

  2188. 

  2189.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2190.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2191.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(touching), true);

  2192. 

  2193.         if (fEngine->getPlugin(pluginId))

  2194.             fEngine->setParameterTouchFromUI(pluginId, parameterId, touching);

  2195.     }

  2196.     else if (std::strcmp(msg, "set_program") == 0)

  2197.     {

  2198.         uint32_t pluginId;

  2199.         int32_t index;

  2200. 

  2201.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2202.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2203. 

  2204.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2205.         {

  2206.             plugin->setProgram(index, true, true, false);

  2207.             _updateParamValues(plugin, pluginId, true, true);

  2208.         }

  2209.     }

  2210.     else if (std::strcmp(msg, "set_midi_program") == 0)

  2211.     {

  2212.         uint32_t pluginId;

  2213.         int32_t index;

  2214. 

  2215.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2216.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2217. 

  2218.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2219.         {

  2220.             plugin->setMidiProgram(index, true, true, false);

  2221.             _updateParamValues(plugin, pluginId, true, true);

  2222.         }

  2223.     }

  2224.     else if (std::strcmp(msg, "set_custom_data") == 0)

  2225.     {

  2226.         uint32_t pluginId;

  2227.         const char* type;

  2228.         const char* key;

  2229.         const char* value;

  2230. 

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

  2232.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(type, true), true);

  2233.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(key, true), true);

  2234.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(value, false), true);

  2235. 

  2236.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2237.             plugin->setCustomData(type, key, value, true);

  2238. 

  2239.         delete[] type;

  2240.         delete[] key;

  2241.     }

  2242.     else if (std::strcmp(msg, "set_chunk_data") == 0)

  2243.     {

  2244.         uint32_t pluginId;

  2245.         const char* cdata;

  2246. 

  2247.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2248.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(cdata, false), true);

  2249. 

  2250.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2251.         {

  2252.             std::vector<uint8_t> chunk(carla_getChunkFromBase64String(cdata));

  2253. #ifdef CARLA_PROPER_CPP11_SUPPORT

  2254.             plugin->setChunkData(chunk.data(), chunk.size());

  2255. #else

  2256.             plugin->setChunkData(&chunk.front(), chunk.size());

  2257. #endif

  2258.             _updateParamValues(plugin, pluginId, false, true);

  2259.         }

  2260.     }

  2261.     else if (std::strcmp(msg, "prepare_for_save") == 0)

  2262.     {

  2263.         uint32_t pluginId;

  2264. 

  2265.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2266. 

  2267.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2268.             plugin->prepareForSave(false);

  2269.     }

  2270.     else if (std::strcmp(msg, "reset_parameters") == 0)

  2271.     {

  2272.         uint32_t pluginId;

  2273. 

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

  2275. 

  2276.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2277.         {

  2278.             plugin->resetParameters();

  2279.             _updateParamValues(plugin, pluginId, false, true);

  2280.         }

  2281.     }

  2282.     else if (std::strcmp(msg, "randomize_parameters") == 0)

  2283.     {

  2284.         uint32_t pluginId;

  2285. 

  2286.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2287. 

  2288.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2289.         {

  2290.             plugin->randomizeParameters();

  2291.             _updateParamValues(plugin, pluginId, false, true);

  2292.         }

  2293.     }

  2294.     else if (std::strcmp(msg, "send_midi_note") == 0)

  2295.     {

  2296.         uint32_t pluginId, channel, note, velocity;

  2297. 

  2298.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2299.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2300.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(note), true);

  2301.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(velocity), true);

  2302.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2303.         CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  2304.         CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  2305. 

  2306.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2307.             plugin->sendMidiSingleNote(static_cast<uint8_t>(channel), static_cast<uint8_t>(note), static_cast<uint8_t>(velocity), true, true, false);

  2308.     }

  2309.     else if (std::strcmp(msg, "show_custom_ui") == 0)

  2310.     {

  2311.         uint32_t pluginId;

  2312.         bool yesNo;

  2313. 

  2314.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2315.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2316. 

  2317.         if (const CarlaPluginPtr plugin = fEngine->getPlugin(pluginId))

  2318.             plugin->showCustomUI(yesNo);

  2319.     }

  2320.     else

  2321.     {

  2322.         carla_stderr("CarlaEngineNativeUI::msgReceived : %s", msg);

  2323.         return false;

  2324.     }

  2325. 

  2326.     if (! ok)

  2327.     {

  2328.         const CarlaMutexLocker cml(getPipeLock());

  2329. 

  2330.         if (writeMessage("error\n", 6) && writeAndFixMessage(fEngine->getLastError()))

  2331.             flushMessages();

  2332.     }

  2333. 

  2334.     return true;

  2335. }

  2336. 

  2337. void CarlaEngineNativeUI::_updateParamValues(const CarlaPluginPtr& plugin,

  2338.                                              const uint32_t pluginId,

  2339.                                              const bool sendCallback, const bool sendPluginHost) const noexcept

  2340. {

  2341.     float value;

  2342. 

  2343.     for (uint32_t i=0, count=plugin->getParameterCount(); i<count; ++i) {

  2344.         value = plugin->getParameterValue(i);

  2345. 

  2346.         if (sendCallback) {

  2347.             fEngine->callback(true, true,

  2348.                               ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  2349.                               pluginId,

  2350.                               static_cast<int>(i),

  2351.                               0, 0,

  2352.                               value,

  2353.                               nullptr);

  2354.         }

  2355. 

  2356.         if (sendPluginHost) {

  2357.             carla_stdout("_updateParamValues");

  2358.             fEngine->setParameterValueFromUI(pluginId, i, value);

  2359.         }

  2360.     }

  2361. }

  2362. 

  2363. // -----------------------------------------------------------------------

  2364. 

  2365. static const NativePluginDescriptor carlaRackDesc = {

  2366.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2367.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2368.                                                   |NATIVE_PLUGIN_HAS_UI

  2369.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2370.                                                   |NATIVE_PLUGIN_USES_STATE

  2371.                                                   |NATIVE_PLUGIN_USES_TIME

  2372.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2373.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2374.     /* audioIns  */ 2,

  2375.     /* audioOuts */ 2,

  2376.     /* midiIns   */ 1,

  2377.     /* midiOuts  */ 1,

  2378.     /* paramIns  */ kNumInParams,

  2379.     /* paramOuts */ kNumOutParams,

  2380.     /* name      */ "Carla-Rack",

  2381.     /* label     */ "carlarack",

  2382.     /* maker     */ "falkTX",

  2383.     /* copyright */ "GNU GPL v2+",

  2384.     CarlaEngineNative::_instantiateRack,

  2385.     CarlaEngineNative::_cleanup,

  2386.     CarlaEngineNative::_get_parameter_count,

  2387.     CarlaEngineNative::_get_parameter_info,

  2388.     CarlaEngineNative::_get_parameter_value,

  2389.     /* _get_midi_program_count */ nullptr,

  2390.     /* _get_midi_program_info  */ nullptr,

  2391.     CarlaEngineNative::_set_parameter_value,

  2392.     /* _set_midi_program       */ nullptr,

  2393.     /* _set_custom_data        */ nullptr,

  2394.     CarlaEngineNative::_ui_show,

  2395.     CarlaEngineNative::_ui_idle,

  2396.     CarlaEngineNative::_ui_set_parameter_value,

  2397.     /* _ui_set_midi_program    */ nullptr,

  2398.     /* _ui_set_custom_data     */ nullptr,

  2399.     CarlaEngineNative::_activate,

  2400.     CarlaEngineNative::_deactivate,

  2401.     CarlaEngineNative::_process,

  2402.     CarlaEngineNative::_get_state,

  2403.     CarlaEngineNative::_set_state,

  2404.     CarlaEngineNative::_dispatcher,

  2405.     /* _render_inline_dsplay */ nullptr,

  2406.     /* cvIns  */ 0,

  2407.     /* cvOuts */ 0,

  2408.     /* _get_buffer_port_name */ nullptr,

  2409.     /* _get_buffer_port_range */ nullptr,

  2410.     /* ui_width   */ kUiWidth,

  2411.     /* ui_height  */ kUiHeight

  2412. };

  2413. 

  2414. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2415.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2416.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2417.                                                   |NATIVE_PLUGIN_HAS_UI

  2418.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2419.                                                   |NATIVE_PLUGIN_USES_STATE

  2420.                                                   |NATIVE_PLUGIN_USES_TIME

  2421.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2422.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2423.     /* audioIns  */ 2,

  2424.     /* audioOuts */ 2,

  2425.     /* midiIns   */ 1,

  2426.     /* midiOuts  */ 0,

  2427.     /* paramIns  */ kNumInParams,

  2428.     /* paramOuts */ kNumOutParams,

  2429.     /* name      */ "Carla-Rack (no midi out)",

  2430.     /* label     */ "carlarack-nomidiout",

  2431.     /* maker     */ "falkTX",

  2432.     /* copyright */ "GNU GPL v2+",

  2433.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2434.     CarlaEngineNative::_cleanup,

  2435.     CarlaEngineNative::_get_parameter_count,

  2436.     CarlaEngineNative::_get_parameter_info,

  2437.     CarlaEngineNative::_get_parameter_value,

  2438.     /* _get_midi_program_count */ nullptr,

  2439.     /* _get_midi_program_info  */ nullptr,

  2440.     CarlaEngineNative::_set_parameter_value,

  2441.     /* _set_midi_program       */ nullptr,

  2442.     /* _set_custom_data        */ nullptr,

  2443.     CarlaEngineNative::_ui_show,

  2444.     CarlaEngineNative::_ui_idle,

  2445.     CarlaEngineNative::_ui_set_parameter_value,

  2446.     /* _ui_set_midi_program    */ nullptr,

  2447.     /* _ui_set_custom_data     */ nullptr,

  2448.     CarlaEngineNative::_activate,

  2449.     CarlaEngineNative::_deactivate,

  2450.     CarlaEngineNative::_process,

  2451.     CarlaEngineNative::_get_state,

  2452.     CarlaEngineNative::_set_state,

  2453.     CarlaEngineNative::_dispatcher,

  2454.     /* _render_inline_dsplay */ nullptr,

  2455.     /* cvIns  */ 0,

  2456.     /* cvOuts */ 0,

  2457.     /* _get_buffer_port_name */ nullptr,

  2458.     /* _get_buffer_port_range */ nullptr,

  2459.     /* ui_width   */ kUiWidth,

  2460.     /* ui_height  */ kUiHeight

  2461. };

  2462. 

  2463. static const NativePluginDescriptor carlaPatchbayDesc = {

  2464.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2465.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2466.                                                   |NATIVE_PLUGIN_HAS_UI

  2467.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2468.                                                   |NATIVE_PLUGIN_USES_STATE

  2469.                                                   |NATIVE_PLUGIN_USES_TIME

  2470.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2471.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2472.     /* audioIns  */ 2,

  2473.     /* audioOuts */ 2,

  2474.     /* midiIns   */ 1,

  2475.     /* midiOuts  */ 1,

  2476.     /* paramIns  */ kNumInParams,

  2477.     /* paramOuts */ kNumOutParams,

  2478.     /* name      */ "Carla-Patchbay",

  2479.     /* label     */ "carlapatchbay",

  2480.     /* maker     */ "falkTX",

  2481.     /* copyright */ "GNU GPL v2+",

  2482.     CarlaEngineNative::_instantiatePatchbay,

  2483.     CarlaEngineNative::_cleanup,

  2484.     CarlaEngineNative::_get_parameter_count,

  2485.     CarlaEngineNative::_get_parameter_info,

  2486.     CarlaEngineNative::_get_parameter_value,

  2487.     /* _get_midi_program_count */ nullptr,

  2488.     /* _get_midi_program_info  */ nullptr,

  2489.     CarlaEngineNative::_set_parameter_value,

  2490.     /* _set_midi_program       */ nullptr,

  2491.     /* _set_custom_data        */ nullptr,

  2492.     CarlaEngineNative::_ui_show,

  2493.     CarlaEngineNative::_ui_idle,

  2494.     CarlaEngineNative::_ui_set_parameter_value,

  2495.     /* _ui_set_midi_program    */ nullptr,

  2496.     /* _ui_set_custom_data     */ nullptr,

  2497.     CarlaEngineNative::_activate,

  2498.     CarlaEngineNative::_deactivate,

  2499.     CarlaEngineNative::_process,

  2500.     CarlaEngineNative::_get_state,

  2501.     CarlaEngineNative::_set_state,

  2502.     CarlaEngineNative::_dispatcher,

  2503.     /* _render_inline_dsplay */ nullptr,

  2504.     /* cvIns  */ 0,

  2505.     /* cvOuts */ 0,

  2506.     /* _get_buffer_port_name */ nullptr,

  2507.     /* _get_buffer_port_range */ nullptr,

  2508.     /* ui_width   */ kUiWidth,

  2509.     /* ui_height  */ kUiHeight

  2510. };

  2511. 

  2512. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2513.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2514.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2515.                                                   |NATIVE_PLUGIN_HAS_UI

  2516.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2517.                                                   |NATIVE_PLUGIN_USES_STATE

  2518.                                                   |NATIVE_PLUGIN_USES_TIME

  2519.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2520.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2521.     /* audioIns  */ 3,

  2522.     /* audioOuts */ 2,

  2523.     /* midiIns   */ 1,

  2524.     /* midiOuts  */ 1,

  2525.     /* paramIns  */ kNumInParams,

  2526.     /* paramOuts */ kNumOutParams,

  2527.     /* name      */ "Carla-Patchbay (sidechain)",

  2528.     /* label     */ "carlapatchbay3s",

  2529.     /* maker     */ "falkTX",

  2530.     /* copyright */ "GNU GPL v2+",

  2531.     CarlaEngineNative::_instantiatePatchbay3s,

  2532.     CarlaEngineNative::_cleanup,

  2533.     CarlaEngineNative::_get_parameter_count,

  2534.     CarlaEngineNative::_get_parameter_info,

  2535.     CarlaEngineNative::_get_parameter_value,

  2536.     /* _get_midi_program_count */ nullptr,

  2537.     /* _get_midi_program_info  */ nullptr,

  2538.     CarlaEngineNative::_set_parameter_value,

  2539.     /* _set_midi_program       */ nullptr,

  2540.     /* _set_custom_data        */ nullptr,

  2541.     CarlaEngineNative::_ui_show,

  2542.     CarlaEngineNative::_ui_idle,

  2543.     CarlaEngineNative::_ui_set_parameter_value,

  2544.     /* _ui_set_midi_program    */ nullptr,

  2545.     /* _ui_set_custom_data     */ nullptr,

  2546.     CarlaEngineNative::_activate,

  2547.     CarlaEngineNative::_deactivate,

  2548.     CarlaEngineNative::_process,

  2549.     CarlaEngineNative::_get_state,

  2550.     CarlaEngineNative::_set_state,

  2551.     CarlaEngineNative::_dispatcher,

  2552.     /* _render_inline_dsplay */ nullptr,

  2553.     /* cvIns  */ 0,

  2554.     /* cvOuts */ 0,

  2555.     /* _get_buffer_port_name */ nullptr,

  2556.     /* _get_buffer_port_range */ nullptr,

  2557.     /* ui_width   */ kUiWidth,

  2558.     /* ui_height  */ kUiHeight

  2559. };

  2560. 

  2561. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2562.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2563.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2564.                                                   |NATIVE_PLUGIN_HAS_UI

  2565.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2566.                                                   |NATIVE_PLUGIN_USES_STATE

  2567.                                                   |NATIVE_PLUGIN_USES_TIME

  2568.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2569.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2570.     /* audioIns  */ 16,

  2571.     /* audioOuts */ 16,

  2572.     /* midiIns   */ 1,

  2573.     /* midiOuts  */ 1,

  2574.     /* paramIns  */ kNumInParams,

  2575.     /* paramOuts */ kNumOutParams,

  2576.     /* name      */ "Carla-Patchbay (16chan)",

  2577.     /* label     */ "carlapatchbay16",

  2578.     /* maker     */ "falkTX",

  2579.     /* copyright */ "GNU GPL v2+",

  2580.     CarlaEngineNative::_instantiatePatchbay16,

  2581.     CarlaEngineNative::_cleanup,

  2582.     CarlaEngineNative::_get_parameter_count,

  2583.     CarlaEngineNative::_get_parameter_info,

  2584.     CarlaEngineNative::_get_parameter_value,

  2585.     /* _get_midi_program_count */ nullptr,

  2586.     /* _get_midi_program_info  */ nullptr,

  2587.     CarlaEngineNative::_set_parameter_value,

  2588.     /* _set_midi_program       */ nullptr,

  2589.     /* _set_custom_data        */ nullptr,

  2590.     CarlaEngineNative::_ui_show,

  2591.     CarlaEngineNative::_ui_idle,

  2592.     CarlaEngineNative::_ui_set_parameter_value,

  2593.     /* _ui_set_midi_program    */ nullptr,

  2594.     /* _ui_set_custom_data     */ nullptr,

  2595.     CarlaEngineNative::_activate,

  2596.     CarlaEngineNative::_deactivate,

  2597.     CarlaEngineNative::_process,

  2598.     CarlaEngineNative::_get_state,

  2599.     CarlaEngineNative::_set_state,

  2600.     CarlaEngineNative::_dispatcher,

  2601.     /* _render_inline_dsplay */ nullptr,

  2602.     /* cvIns  */ 0,

  2603.     /* cvOuts */ 0,

  2604.     /* _get_buffer_port_name */ nullptr,

  2605.     /* _get_buffer_port_range */ nullptr,

  2606.     /* ui_width   */ kUiWidth,

  2607.     /* ui_height  */ kUiHeight

  2608. };

  2609. 

  2610. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2611.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2612.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2613.                                                   |NATIVE_PLUGIN_HAS_UI

  2614.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2615.                                                   |NATIVE_PLUGIN_USES_STATE

  2616.                                                   |NATIVE_PLUGIN_USES_TIME

  2617.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2618.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2619.     /* audioIns  */ 32,

  2620.     /* audioOuts */ 32,

  2621.     /* midiIns   */ 1,

  2622.     /* midiOuts  */ 1,

  2623.     /* paramIns  */ kNumInParams,

  2624.     /* paramOuts */ kNumOutParams,

  2625.     /* name      */ "Carla-Patchbay (32chan)",

  2626.     /* label     */ "carlapatchbay32",

  2627.     /* maker     */ "falkTX",

  2628.     /* copyright */ "GNU GPL v2+",

  2629.     CarlaEngineNative::_instantiatePatchbay32,

  2630.     CarlaEngineNative::_cleanup,

  2631.     CarlaEngineNative::_get_parameter_count,

  2632.     CarlaEngineNative::_get_parameter_info,

  2633.     CarlaEngineNative::_get_parameter_value,

  2634.     /* _get_midi_program_count */ nullptr,

  2635.     /* _get_midi_program_info  */ nullptr,

  2636.     CarlaEngineNative::_set_parameter_value,

  2637.     /* _set_midi_program       */ nullptr,

  2638.     /* _set_custom_data        */ nullptr,

  2639.     CarlaEngineNative::_ui_show,

  2640.     CarlaEngineNative::_ui_idle,

  2641.     CarlaEngineNative::_ui_set_parameter_value,

  2642.     /* _ui_set_midi_program    */ nullptr,

  2643.     /* _ui_set_custom_data     */ nullptr,

  2644.     CarlaEngineNative::_activate,

  2645.     CarlaEngineNative::_deactivate,

  2646.     CarlaEngineNative::_process,

  2647.     CarlaEngineNative::_get_state,

  2648.     CarlaEngineNative::_set_state,

  2649.     CarlaEngineNative::_dispatcher,

  2650.     /* _render_inline_dsplay */ nullptr,

  2651.     /* cvIns  */ 0,

  2652.     /* cvOuts */ 0,

  2653.     /* _get_buffer_port_name */ nullptr,

  2654.     /* _get_buffer_port_range */ nullptr,

  2655.     /* ui_width   */ kUiWidth,

  2656.     /* ui_height  */ kUiHeight

  2657. };

  2658. 

  2659. static const NativePluginDescriptor carlaPatchbay64Desc = {

  2660.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2661.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2662.                                                   |NATIVE_PLUGIN_HAS_UI

  2663.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2664.                                                   |NATIVE_PLUGIN_USES_STATE

  2665.                                                   |NATIVE_PLUGIN_USES_TIME

  2666.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2667.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2668.     /* audioIns  */ 64,

  2669.     /* audioOuts */ 64,

  2670.     /* midiIns   */ 1,

  2671.     /* midiOuts  */ 1,

  2672.     /* paramIns  */ kNumInParams,

  2673.     /* paramOuts */ kNumOutParams,

  2674.     /* name      */ "Carla-Patchbay (64chan)",

  2675.     /* label     */ "carlapatchbay64",

  2676.     /* maker     */ "falkTX",

  2677.     /* copyright */ "GNU GPL v2+",

  2678.     CarlaEngineNative::_instantiatePatchbay64,

  2679.     CarlaEngineNative::_cleanup,

  2680.     CarlaEngineNative::_get_parameter_count,

  2681.     CarlaEngineNative::_get_parameter_info,

  2682.     CarlaEngineNative::_get_parameter_value,

  2683.     /* _get_midi_program_count */ nullptr,

  2684.     /* _get_midi_program_info  */ nullptr,

  2685.     CarlaEngineNative::_set_parameter_value,

  2686.     /* _set_midi_program       */ nullptr,

  2687.     /* _set_custom_data        */ nullptr,

  2688.     CarlaEngineNative::_ui_show,

  2689.     CarlaEngineNative::_ui_idle,

  2690.     CarlaEngineNative::_ui_set_parameter_value,

  2691.     /* _ui_set_midi_program    */ nullptr,

  2692.     /* _ui_set_custom_data     */ nullptr,

  2693.     CarlaEngineNative::_activate,

  2694.     CarlaEngineNative::_deactivate,

  2695.     CarlaEngineNative::_process,

  2696.     CarlaEngineNative::_get_state,

  2697.     CarlaEngineNative::_set_state,

  2698.     CarlaEngineNative::_dispatcher,

  2699.     /* _render_inline_dsplay */ nullptr,

  2700.     /* cvIns  */ 0,

  2701.     /* cvOuts */ 0,

  2702.     /* _get_buffer_port_name */ nullptr,

  2703.     /* _get_buffer_port_range */ nullptr,

  2704.     /* ui_width   */ kUiWidth,

  2705.     /* ui_height  */ kUiHeight

  2706. };

  2707. 

  2708. static const NativePluginDescriptor carlaPatchbayCVDesc = {

  2709.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2710.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2711.                                                   |NATIVE_PLUGIN_HAS_UI

  2712.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2713.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2714.                                                   |NATIVE_PLUGIN_USES_STATE

  2715.                                                   |NATIVE_PLUGIN_USES_TIME

  2716.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2717.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2718.     /* audioIns  */ 2,

  2719.     /* audioOuts */ 2,

  2720.     /* midiIns   */ 1,

  2721.     /* midiOuts  */ 1,

  2722.     /* paramIns  */ kNumInParams,

  2723.     /* paramOuts */ kNumOutParams,

  2724.     /* name      */ "Carla-Patchbay (CV)",

  2725.     /* label     */ "carlapatchbaycv",

  2726.     /* maker     */ "falkTX",

  2727.     /* copyright */ "GNU GPL v2+",

  2728.     CarlaEngineNative::_instantiatePatchbayCV,

  2729.     CarlaEngineNative::_cleanup,

  2730.     CarlaEngineNative::_get_parameter_count,

  2731.     CarlaEngineNative::_get_parameter_info,

  2732.     CarlaEngineNative::_get_parameter_value,

  2733.     /* _get_midi_program_count */ nullptr,

  2734.     /* _get_midi_program_info  */ nullptr,

  2735.     CarlaEngineNative::_set_parameter_value,

  2736.     /* _set_midi_program       */ nullptr,

  2737.     /* _set_custom_data        */ nullptr,

  2738.     CarlaEngineNative::_ui_show,

  2739.     CarlaEngineNative::_ui_idle,

  2740.     CarlaEngineNative::_ui_set_parameter_value,

  2741.     /* _ui_set_midi_program    */ nullptr,

  2742.     /* _ui_set_custom_data     */ nullptr,

  2743.     CarlaEngineNative::_activate,

  2744.     CarlaEngineNative::_deactivate,

  2745.     CarlaEngineNative::_process,

  2746.     CarlaEngineNative::_get_state,

  2747.     CarlaEngineNative::_set_state,

  2748.     CarlaEngineNative::_dispatcher,

  2749.     /* _render_inline_dsplay */ nullptr,

  2750.     /* cvIns  */ 5,

  2751.     /* cvOuts */ 5,

  2752.     /* _get_buffer_port_name */ nullptr,

  2753.     /* _get_buffer_port_range */ nullptr,

  2754.     /* ui_width   */ kUiWidth,

  2755.     /* ui_height  */ kUiHeight

  2756. };

  2757. 

  2758. static const NativePluginDescriptor carlaPatchbayCV8Desc = {

  2759.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2760.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2761.                                                   |NATIVE_PLUGIN_HAS_UI

  2762.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2763.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2764.                                                   |NATIVE_PLUGIN_USES_STATE

  2765.                                                   |NATIVE_PLUGIN_USES_TIME

  2766.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2767.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2768.     /* audioIns  */ 2,

  2769.     /* audioOuts */ 2,

  2770.     /* midiIns   */ 1,

  2771.     /* midiOuts  */ 1,

  2772.     /* paramIns  */ kNumInParams,

  2773.     /* paramOuts */ kNumOutParams,

  2774.     /* name      */ "Carla-Patchbay (CV8)",

  2775.     /* label     */ "carlapatchbaycv",

  2776.     /* maker     */ "falkTX",

  2777.     /* copyright */ "GNU GPL v2+",

  2778.     CarlaEngineNative::_instantiatePatchbayCV8,

  2779.     CarlaEngineNative::_cleanup,

  2780.     CarlaEngineNative::_get_parameter_count,

  2781.     CarlaEngineNative::_get_parameter_info,

  2782.     CarlaEngineNative::_get_parameter_value,

  2783.     /* _get_midi_program_count */ nullptr,

  2784.     /* _get_midi_program_info  */ nullptr,

  2785.     CarlaEngineNative::_set_parameter_value,

  2786.     /* _set_midi_program       */ nullptr,

  2787.     /* _set_custom_data        */ nullptr,

  2788.     CarlaEngineNative::_ui_show,

  2789.     CarlaEngineNative::_ui_idle,

  2790.     CarlaEngineNative::_ui_set_parameter_value,

  2791.     /* _ui_set_midi_program    */ nullptr,

  2792.     /* _ui_set_custom_data     */ nullptr,

  2793.     CarlaEngineNative::_activate,

  2794.     CarlaEngineNative::_deactivate,

  2795.     CarlaEngineNative::_process,

  2796.     CarlaEngineNative::_get_state,

  2797.     CarlaEngineNative::_set_state,

  2798.     CarlaEngineNative::_dispatcher,

  2799.     /* _render_inline_dsplay */ nullptr,

  2800.     /* cvIns  */ 8,

  2801.     /* cvOuts */ 8,

  2802.     /* _get_buffer_port_name */ nullptr,

  2803.     /* _get_buffer_port_range */ nullptr,

  2804.     /* ui_width   */ kUiWidth,

  2805.     /* ui_height  */ kUiHeight

  2806. };

  2807. 

  2808. static const NativePluginDescriptor carlaPatchbayCV32Desc = {

  2809.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2810.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2811.                                                   |NATIVE_PLUGIN_HAS_UI

  2812.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2813.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2814.                                                   |NATIVE_PLUGIN_USES_STATE

  2815.                                                   |NATIVE_PLUGIN_USES_TIME

  2816.                                                   |NATIVE_PLUGIN_USES_UI_SIZE),

  2817.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2818.     /* audioIns  */ 64,

  2819.     /* audioOuts */ 64,

  2820.     /* midiIns   */ 1,

  2821.     /* midiOuts  */ 1,

  2822.     /* paramIns  */ kNumInParams,

  2823.     /* paramOuts */ kNumOutParams,

  2824.     /* name      */ "Carla-Patchbay (CV32)",

  2825.     /* label     */ "carlapatchbaycv",

  2826.     /* maker     */ "falkTX",

  2827.     /* copyright */ "GNU GPL v2+",

  2828.     CarlaEngineNative::_instantiatePatchbayCV32,

  2829.     CarlaEngineNative::_cleanup,

  2830.     CarlaEngineNative::_get_parameter_count,

  2831.     CarlaEngineNative::_get_parameter_info,

  2832.     CarlaEngineNative::_get_parameter_value,

  2833.     /* _get_midi_program_count */ nullptr,

  2834.     /* _get_midi_program_info  */ nullptr,

  2835.     CarlaEngineNative::_set_parameter_value,

  2836.     /* _set_midi_program       */ nullptr,

  2837.     /* _set_custom_data        */ nullptr,

  2838.     CarlaEngineNative::_ui_show,

  2839.     CarlaEngineNative::_ui_idle,

  2840.     CarlaEngineNative::_ui_set_parameter_value,

  2841.     /* _ui_set_midi_program    */ nullptr,

  2842.     /* _ui_set_custom_data     */ nullptr,

  2843.     CarlaEngineNative::_activate,

  2844.     CarlaEngineNative::_deactivate,

  2845.     CarlaEngineNative::_process,

  2846.     CarlaEngineNative::_get_state,

  2847.     CarlaEngineNative::_set_state,

  2848.     CarlaEngineNative::_dispatcher,

  2849.     /* _render_inline_dsplay */ nullptr,

  2850.     /* cvIns  */ 32,

  2851.     /* cvOuts */ 32,

  2852.     /* _get_buffer_port_name */ nullptr,

  2853.     /* _get_buffer_port_range */ nullptr,

  2854.     /* ui_width   */ kUiWidth,

  2855.     /* ui_height  */ kUiHeight

  2856. };

  2857. 

  2858. CARLA_BACKEND_END_NAMESPACE

  2859. 

  2860. // -----------------------------------------------------------------------

  2861. 

  2862. CARLA_API_EXPORT

  2863. void carla_register_native_plugin_carla();

  2864. 

  2865. void carla_register_native_plugin_carla()

  2866. {

  2867.     CARLA_BACKEND_USE_NAMESPACE;

  2868.     carla_register_native_plugin(&carlaRackDesc);

  2869.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2870.     carla_register_native_plugin(&carlaPatchbayDesc);

  2871.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2872.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2873.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2874.     carla_register_native_plugin(&carlaPatchbay64Desc);

  2875.     carla_register_native_plugin(&carlaPatchbayCVDesc);

  2876. }

  2877. 

  2878. // -----------------------------------------------------------------------

  2879. 

  2880. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2881. {

  2882.     CARLA_BACKEND_USE_NAMESPACE;

  2883.     return &carlaRackDesc;

  2884. }

  2885. 

  2886. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2887. {

  2888.     CARLA_BACKEND_USE_NAMESPACE;

  2889.     return &carlaPatchbayDesc;

  2890. }

  2891. 

  2892. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2893. {

  2894.     CARLA_BACKEND_USE_NAMESPACE;

  2895.     return &carlaPatchbay16Desc;

  2896. }

  2897. 

  2898. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2899. {

  2900.     CARLA_BACKEND_USE_NAMESPACE;

  2901.     return &carlaPatchbay32Desc;

  2902. }

  2903. 

  2904. const NativePluginDescriptor* carla_get_native_patchbay64_plugin()

  2905. {

  2906.     CARLA_BACKEND_USE_NAMESPACE;

  2907.     return &carlaPatchbay64Desc;

  2908. }

  2909. 

  2910. const NativePluginDescriptor* carla_get_native_patchbay_cv_plugin()

  2911. {

  2912.     CARLA_BACKEND_USE_NAMESPACE;

  2913.     return &carlaPatchbayCVDesc;

  2914. }

  2915. 

  2916. const NativePluginDescriptor* carla_get_native_patchbay_cv8_plugin()

  2917. {

  2918.     CARLA_BACKEND_USE_NAMESPACE;

  2919.     return &carlaPatchbayCV8Desc;

  2920. }

  2921. 

  2922. const NativePluginDescriptor* carla_get_native_patchbay_cv32_plugin()

  2923. {

  2924.     CARLA_BACKEND_USE_NAMESPACE;

  2925.     return &carlaPatchbayCV32Desc;

  2926. }

  2927. 

  2928. // -----------------------------------------------------------------------

  2929. // Extra stuff for linking purposes

  2930. 

  2931. #ifdef CARLA_PLUGIN_BUILD

  2932. 

  2933. CARLA_BACKEND_START_NAMESPACE

  2934. 

  2935. namespace EngineInit {

  2936. 

  2937. CarlaEngine* newJack() { return nullptr; }

  2938. 

  2939. #ifdef USING_JUCE_AUDIO_DEVICES

  2940. CarlaEngine*       newJuce(const AudioApi)           { return nullptr; }

  2941. uint               getJuceApiCount()                 { return 0;       }

  2942. const char*        getJuceApiName(const uint)        { return nullptr; }

  2943. const char* const* getJuceApiDeviceNames(const uint) { return nullptr; }

  2944. const EngineDriverDeviceInfo* getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2945. bool               showJuceDeviceControlPanel(const uint, const char* const)   { return false; }

  2946. #endif

  2947. 

  2948. #ifdef USING_RTAUDIO

  2949. CarlaEngine*       newRtAudio(const AudioApi)           { return nullptr; }

  2950. uint               getRtAudioApiCount()                 { return 0;       }

  2951. const char*        getRtAudioApiName(const uint)        { return nullptr; }

  2952. const char* const* getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2953. const EngineDriverDeviceInfo* getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2954. #endif

  2955. 

  2956. }

  2957. 

  2958. CARLA_BACKEND_END_NAMESPACE

  2959. 

  2960. #define CARLA_PLUGIN_UI_CLASS_PREFIX Plugin

  2961. #include "CarlaPluginUI.cpp"

  2962. # undef CARLA_PLUGIN_UI_CLASS_PREFIX

  2963. #include "CarlaDssiUtils.cpp"

  2964. #include "CarlaMacUtils.cpp"

  2965. #include "CarlaPatchbayUtils.cpp"

  2966. #include "CarlaPipeUtils.cpp"

  2967. #include "CarlaProcessUtils.cpp"

  2968. #include "CarlaStateUtils.cpp"

  2969. 

  2970. #endif /* CARLA_PLUGIN_BUILD */

  2971. 

  2972. // -----------------------------------------------------------------------