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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) 2011-2019 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 "CarlaEngineInternal.hpp"

  25. #include "CarlaPlugin.hpp"

  26. 

  27. #include "CarlaBackendUtils.hpp"

  28. #include "CarlaBase64Utils.hpp"

  29. #include "CarlaBinaryUtils.hpp"

  30. #include "CarlaMathUtils.hpp"

  31. #include "CarlaStateUtils.hpp"

  32. 

  33. #include "CarlaExternalUI.hpp"

  34. #include "CarlaHost.h"

  35. #include "CarlaNative.hpp"

  36. #include "CarlaNativePlugin.h"

  37. 

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

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

  40. #  pragma GCC diagnostic push

  41. #  pragma GCC diagnostic ignored "-Wconversion"

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

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

  44. #  pragma GCC diagnostic ignored "-Wundef"

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

  46. # endif

  47. # include "AppConfig.h"

  48. # include "juce_events/juce_events.h"

  49. # define USE_JUCE_MESSAGE_THREAD

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

  51. #  pragma GCC diagnostic pop

  52. # endif

  53. #endif

  54. 

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

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

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

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

  59. 

  60. using water::File;

  61. using water::MemoryOutputStream;

  62. using water::String;

  63. using water::XmlDocument;

  64. using water::XmlElement;

  65. 

  66. CARLA_BACKEND_START_NAMESPACE

  67. 

  68. static const uint32_t kNumInParams = 100;

  69. static const uint32_t kNumOutParams = 10;

  70. 

  71. // -----------------------------------------------------------------------

  72. 

  73. #ifdef USE_JUCE_MESSAGE_THREAD

  74. static int numScopedInitInstances = 0;

  75. 

  76. class SharedJuceMessageThread : public juce::Thread

  77. {

  78. public:

  79.     SharedJuceMessageThread()

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

  81.         initialised (false) {}

  82. 

  83.     ~SharedJuceMessageThread()

  84.     {

  85.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  86. 

  87.         // in case something fails

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

  89.         waitForThreadToExit (5000);

  90.     }

  91. 

  92.     void incRef()

  93.     {

  94.         if (numScopedInitInstances++ == 0)

  95.         {

  96.             startThread (7);

  97. 

  98.             while (! initialised)

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

  100.         }

  101.     }

  102. 

  103.     void decRef()

  104.     {

  105.         if (--numScopedInitInstances == 0)

  106.         {

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

  108.             waitForThreadToExit (5000);

  109.         }

  110.     }

  111. 

  112. protected:

  113.     void run() override

  114.     {

  115.         const juce::ScopedJuceInitialiser_GUI juceInitialiser;

  116. 

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

  118.         initialised = true;

  119. 

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

  121.     }

  122. 

  123. private:

  124.     volatile bool initialised;

  125. 

  126.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(SharedJuceMessageThread);

  127. };

  128. #endif

  129. 

  130. // -----------------------------------------------------------------------

  131. 

  132. class CarlaEngineNative;

  133. 

  134. class CarlaEngineNativeUI : public CarlaExternalUI

  135. {

  136. public:

  137.     CarlaEngineNativeUI(CarlaEngineNative* const engine)

  138.         : fEngine(engine)

  139.     {

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

  141.     }

  142. 

  143.     ~CarlaEngineNativeUI() noexcept override

  144.     {

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

  146.     }

  147. 

  148. protected:

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

  150. 

  151. private:

  152.     CarlaEngineNative* const fEngine;

  153. 

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

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

  156. 

  157.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  158. };

  159. 

  160. // -----------------------------------------------------------------------

  161. 

  162. class CarlaEngineNative : public CarlaEngine

  163. {

  164. public:

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

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

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

  168.         : CarlaEngine(),

  169.           pHost(host),

  170. #ifdef USE_JUCE_MESSAGE_THREAD

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

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

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

  174.           fJuceMsgThread(),

  175. #endif

  176.           kIsPatchbay(isPatchbay),

  177.           kHasMidiOut(withMidiOut),

  178.           fIsActive(false),

  179.           fIsRunning(false),

  180.           fUiServer(this),

  181.           fOptionsForced(false)

  182.     {

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

  184. 

  185.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

  186. 

  187. #ifdef USE_JUCE_MESSAGE_THREAD

  188.         if (kNeedsJuceMsgThread)

  189.             fJuceMsgThread->incRef();

  190. #endif

  191. 

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

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

  194.         pData->initTime(nullptr);

  195. 

  196. #ifndef BUILD_BRIDGE

  197.         // Forced OSC setup when running as plugin

  198.         pData->options.oscEnabled = true;

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

  200.         pData->options.oscPortUDP = 0;

  201. #endif

  202. 

  203.         if (outChan == 0)

  204.             outChan = inChan;

  205. 

  206.         // set-up engine

  207.         if (kIsPatchbay)

  208.         {

  209.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  210.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  211.             pData->options.forceStereo         = false;

  212.             pData->options.preferPluginBridges = false;

  213.             pData->options.preferUiBridges     = false;

  214.             init("Carla-Patchbay");

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

  216.         }

  217.         else

  218.         {

  219.             CARLA_SAFE_ASSERT(inChan == 2);

  220.             CARLA_SAFE_ASSERT(outChan == 2);

  221.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  222.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  223.             pData->options.forceStereo         = true;

  224.             pData->options.preferPluginBridges = false;

  225.             pData->options.preferUiBridges     = false;

  226.             init("Carla-Rack");

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

  228.         }

  229. 

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

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

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

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

  234. 

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

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

  237. 

  238.         setCallback(_ui_server_callback, this);

  239.         setFileCallback(_ui_file_callback, this);

  240.     }

  241. 

  242.     ~CarlaEngineNative() override

  243.     {

  244.         CARLA_SAFE_ASSERT(! fIsActive);

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

  246. 

  247.         pData->aboutToClose = true;

  248.         fIsRunning = false;

  249. 

  250.         removeAllPlugins();

  251.         //runPendingRtEvents();

  252.         close();

  253. 

  254.         pData->graph.destroy();

  255. 

  256. #ifdef USE_JUCE_MESSAGE_THREAD

  257.         if (kNeedsJuceMsgThread)

  258.             fJuceMsgThread->decRef();

  259. #endif

  260. 

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

  262.     }

  263. 

  264.     // -------------------------------------

  265.     // CarlaEngine virtual calls

  266. 

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

  268.     {

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

  270. 

  271.         fIsRunning = true;

  272. 

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

  274.         {

  275.             close();

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

  277.             return false;

  278.         }

  279. 

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

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

  282. 

  283.         return true;

  284.     }

  285. 

  286.     bool close() override

  287.     {

  288.         fIsRunning = false;

  289.         CarlaEngine::close();

  290.         return true;

  291.     }

  292. 

  293.     bool isRunning() const noexcept override

  294.     {

  295.         return fIsRunning;

  296.     }

  297. 

  298.     bool isOffline() const noexcept override

  299.     {

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

  301.     }

  302. 

  303.     bool usesConstantBufferSize() const noexcept override

  304.     {

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

  306.         return true;

  307.     }

  308. 

  309.     EngineType getType() const noexcept override

  310.     {

  311.         return kEngineTypePlugin;

  312.     }

  313. 

  314.     const char* getCurrentDriverName() const noexcept override

  315.     {

  316.         return "Plugin";

  317.     }

  318. 

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

  320.                   const EngineCallbackOpcode action, const uint pluginId,

  321.                   const int value1, const int value2, const int value3,

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

  323.     {

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

  325. 

  326.         switch (action)

  327.         {

  328.         case ENGINE_CALLBACK_IDLE:

  329.             if (! pData->aboutToClose)

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

  331.             break;

  332. 

  333.         case ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED:

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

  335.             {

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

  337.                 if (_getRealIndexForPluginParameter(pluginId, rindex))

  338.                 {

  339.                     fParameters[rindex] = valuef;

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

  341.                 }

  342.             }

  343.             break;

  344. 

  345.         default:

  346.             break;

  347.         }

  348.     }

  349. 

  350.     // -------------------------------------------------------------------

  351. 

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

  353.     {

  354.         setParameterTouchFromUI(id, parameterId, touch);

  355.     }

  356. 

  357.     // -------------------------------------------------------------------

  358. 

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

  360.     {

  361.         uint32_t rindex = index;

  362.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  363.         {

  364.             fParameters[rindex] = value;

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

  366.         }

  367.     }

  368. 

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

  370.     {

  371.         uint32_t rindex = index;

  372.         if (_getRealIndexForPluginParameter(pluginId, rindex))

  373.         {

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

  375.                               NATIVE_HOST_OPCODE_UI_TOUCH_PARAMETER,

  376.                               static_cast<int32_t>(rindex),

  377.                               touch ? 1 : 0,

  378.                               nullptr, 0.0f);

  379.         }

  380.     }

  381. 

  382.     void reloadFromUI()

  383.     {

  384.         carla_zeroFloats(fParameters, kNumInParams+kNumOutParams);

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

  386.     }

  387. 

  388. protected:

  389.     // -------------------------------------------------------------------

  390. 

  391.     void bufferSizeChanged(const uint32_t newBufferSize)

  392.     {

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

  394.             return;

  395. 

  396.         {

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

  398. 

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

  400.             {

  401.                 char tmpBuf[STR_MAX+1];

  402.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  403. 

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

  405. 

  406.                 if (fUiServer.writeMessage(tmpBuf))

  407.                     fUiServer.flushMessages();

  408.             }

  409.         }

  410. 

  411.         pData->bufferSize = newBufferSize;

  412.         CarlaEngine::bufferSizeChanged(newBufferSize);

  413.     }

  414. 

  415.     void sampleRateChanged(const double newSampleRate)

  416.     {

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

  418.             return;

  419. 

  420.         {

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

  422. 

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

  424.             {

  425.                 char tmpBuf[STR_MAX+1];

  426.                 carla_zeroChars(tmpBuf, STR_MAX+1);

  427. 

  428.                 {

  429.                     const CarlaScopedLocale csl;

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

  431.                 }

  432. 

  433.                 if (fUiServer.writeMessage(tmpBuf))

  434.                     fUiServer.flushMessages();

  435.             }

  436.         }

  437. 

  438.         pData->sampleRate = newSampleRate;

  439.         CarlaEngine::sampleRateChanged(newSampleRate);

  440.     }

  441. 

  442.     // -------------------------------------------------------------------

  443. 

  444.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  445.     {

  446.         char tmpBuf[STR_MAX+1];

  447.         carla_zeroChars(tmpBuf, STR_MAX+1);

  448. 

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

  450. 

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

  452. 

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

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

  455. 

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

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

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

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

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

  461. 

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

  463.         {

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

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

  466.         }

  467.         else

  468.         {

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

  470.         }

  471. 

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

  473.         {

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

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

  476.         }

  477.         else

  478.         {

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

  480.         }

  481. 

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

  483.         {

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

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

  486.         }

  487.         else

  488.         {

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

  490.         }

  491. 

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

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

  494.         } else {

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

  496.         }

  497. 

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

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

  500.         } else {

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

  502.         }

  503. 

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

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

  506.         } else {

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

  508.         }

  509. 

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

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

  512.         } else {

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

  514.         }

  515. 

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

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

  518. 

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

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

  521. 

  522.         fUiServer.flushMessages();

  523.     }

  524. 

  525.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  526.     {

  527.         char tmpBuf[STR_MAX+1];

  528.         carla_zeroChars(tmpBuf, STR_MAX+1);

  529. 

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

  531.         const CarlaScopedLocale csl;

  532. 

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

  534. 

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

  536.         {

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

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

  539. 

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

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

  542. 

  543.             fUiServer.flushMessages();

  544.         }

  545. 

  546.         uint32_t ins, outs, count;

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

  548.         count = plugin->getParameterCount();

  549. 

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

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

  552. 

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

  554.         {

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

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

  557. 

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

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

  560. 

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

  562.                                                             paramData.mappedControlIndex, paramData.midiChannel);

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

  564. 

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

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

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

  568. 

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

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

  571.             } else {

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

  573.             }

  574. 

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

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

  577.             } else {

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

  579.             }

  580. 

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

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

  583.             } else {

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

  585.             }

  586. 

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

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

  589.             } else {

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

  591.             }

  592. 

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

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

  595. 

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

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

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

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

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

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

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

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

  604. 

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

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

  607. 

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

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

  610.         }

  611. 

  612.         fUiServer.flushMessages();

  613.     }

  614. 

  615.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  616.     {

  617.         char tmpBuf[STR_MAX+1];

  618.         carla_zeroChars(tmpBuf, STR_MAX+1);

  619. 

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

  621. 

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

  623. 

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

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

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

  627. 

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

  629.         {

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

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

  632. 

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

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

  635.             } else {

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

  637.             }

  638.         }

  639. 

  640.         fUiServer.flushMessages();

  641. 

  642.         count = plugin->getMidiProgramCount();

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

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

  645. 

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

  647.         {

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

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

  650. 

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

  652. 

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

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

  655. 

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

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

  658.         }

  659. 

  660.         fUiServer.flushMessages();

  661.     }

  662. 

  663.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  664.     {

  665.         char tmpBuf[STR_MAX+1];

  666.         carla_zeroChars(tmpBuf, STR_MAX+1);

  667. 

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

  669. 

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

  671. 

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

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

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

  675. 

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

  677.         {

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

  679.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  680. 

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

  682.                 continue;

  683. 

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

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

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

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

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

  689.         }

  690. 

  691.         fUiServer.flushMessages();

  692.     }

  693. 

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

  695.                           const int value1, const int value2, const int value3,

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

  697.     {

  698.         if (! fIsRunning)

  699.             return;

  700.         if (! fUiServer.isPipeRunning())

  701.             return;

  702. 

  703.         CarlaPlugin* plugin;

  704. 

  705.         switch (action)

  706.         {

  707.         case ENGINE_CALLBACK_UPDATE:

  708.             plugin = getPlugin(pluginId);

  709. 

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

  711.             {

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

  713.                 uiServerSendPluginProperties(plugin);

  714.             }

  715.             break;

  716. 

  717.         case ENGINE_CALLBACK_RELOAD_INFO:

  718.             plugin = getPlugin(pluginId);

  719. 

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

  721.             {

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

  723.                 uiServerSendPluginInfo(plugin);

  724.             }

  725.             break;

  726. 

  727.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  728.             plugin = getPlugin(pluginId);

  729. 

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

  731.             {

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

  733.                 uiServerSendPluginParameters(plugin);

  734.             }

  735.             break;

  736. 

  737.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  738.             plugin = getPlugin(pluginId);

  739. 

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

  741.             {

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

  743.                 uiServerSendPluginPrograms(plugin);

  744.             }

  745.             break;

  746. 

  747.         case ENGINE_CALLBACK_RELOAD_ALL:

  748.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  749.         case ENGINE_CALLBACK_PLUGIN_RENAMED:

  750.             plugin = getPlugin(pluginId);

  751. 

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

  753.             {

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

  755.                 uiServerSendPluginInfo(plugin);

  756.                 uiServerSendPluginParameters(plugin);

  757.                 uiServerSendPluginPrograms(plugin);

  758.                 uiServerSendPluginProperties(plugin);

  759.             }

  760.             break;

  761. 

  762.         default:

  763.             break;

  764.         }

  765. 

  766.         char tmpBuf[STR_MAX+1];

  767.         carla_zeroChars(tmpBuf, STR_MAX+1);

  768. 

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

  770. 

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

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

  773. 

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

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

  776. 

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

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

  779. 

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

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

  782. 

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

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

  785. 

  786.         {

  787.             const CarlaScopedLocale csl;

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

  789.         }

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

  791. 

  792.         if (valueStr != nullptr) {

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

  794.         } else {

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

  796.         }

  797. 

  798.         fUiServer.flushMessages();

  799.     }

  800. 

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

  802.     {

  803.         switch (action)

  804.         {

  805.         case FILE_CALLBACK_DEBUG:

  806.             return nullptr;

  807. 

  808.         case FILE_CALLBACK_OPEN:

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

  810. 

  811.         case FILE_CALLBACK_SAVE:

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

  813.         }

  814. 

  815.         return nullptr;

  816.     }

  817. 

  818.     void uiServerInfo()

  819.     {

  820.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  822. 

  823.         char tmpBuf[STR_MAX+1];

  824.         carla_zeroChars(tmpBuf, STR_MAX+1);

  825. 

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

  827. 

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

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

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

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

  832. #endif

  833. 

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

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

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

  837. 

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

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

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

  841. 

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

  843.         {

  844.             const CarlaScopedLocale csl;

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

  846.         }

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

  848. 

  849.         fUiServer.flushMessages();

  850.     }

  851. 

  852.     void uiServerOptions()

  853.     {

  854.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  856. 

  857.         char tmpBuf[STR_MAX+1];

  858.         carla_zeroChars(tmpBuf, STR_MAX+1);

  859. 

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

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

  862. 

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

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

  865. 

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

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

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

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

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

  871.         fUiServer.flushMessages();

  872. 

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

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

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

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

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

  878.         fUiServer.flushMessages();

  879. 

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

  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.forceStereo ? "true\n" : "false\n"),);

  884.         fUiServer.flushMessages();

  885. 

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

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

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

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

  890.         fUiServer.flushMessages();

  891. 

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

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

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

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

  896.         fUiServer.flushMessages();

  897. 

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

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

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

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

  902.         fUiServer.flushMessages();

  903. 

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

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

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

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

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

  909.         fUiServer.flushMessages();

  910. 

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

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

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

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

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

  916.         fUiServer.flushMessages();

  917. 

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

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

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

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

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

  923.         fUiServer.flushMessages();

  924. 

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

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

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

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

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

  930.         fUiServer.flushMessages();

  931.     }

  932. 

  933.     // -------------------------------------------------------------------

  934.     // Plugin parameter calls

  935. 

  936.     uint32_t getParameterCount() const

  937.     {

  938.         return kNumInParams + kNumOutParams;

  939.     }

  940. 

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

  942.     {

  943.         static NativeParameter param;

  944. 

  945.         static char strBufName[STR_MAX+1];

  946.         static char strBufUnit[STR_MAX+1];

  947.         static char strBufComment[STR_MAX+1];

  948.         static char strBufGroupName[STR_MAX+1];

  949.         carla_zeroChars(strBufName, STR_MAX+1);

  950.         carla_zeroChars(strBufUnit, STR_MAX+1);

  951.         carla_zeroChars(strBufComment, STR_MAX+1);

  952.         carla_zeroChars(strBufGroupName, STR_MAX+1);

  953. 

  954.         uint32_t rindex = index;

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

  956.         {

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

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

  959. 

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

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

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

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

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

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

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

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

  968. 

  969.             uint hints = 0x0;

  970. 

  971.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  972.                 hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  973.             if (paramData.hints & PARAMETER_IS_INTEGER)

  974.                 hints |= NATIVE_PARAMETER_IS_INTEGER;

  975.             if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  976.                 hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  977.             if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  978.                 hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  979.             if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  980.                 hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  981.             if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  982.                 hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  983. 

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

  985.             {

  986.                 if (paramData.hints & PARAMETER_IS_ENABLED)

  987.                     hints |= NATIVE_PARAMETER_IS_ENABLED;

  988.                 if (paramData.type == PARAMETER_OUTPUT)

  989.                     hints |= NATIVE_PARAMETER_IS_OUTPUT;

  990.             }

  991. 

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

  993.             param.name  = strBufName;

  994.             param.unit  = strBufUnit;

  995.             param.comment = strBufComment;

  996.             param.groupName = strBufGroupName;

  997.             param.ranges.def = paramRanges.def;

  998.             param.ranges.min = paramRanges.min;

  999.             param.ranges.max = paramRanges.max;

  1000.             param.ranges.step = paramRanges.step;

  1001.             param.ranges.stepSmall = paramRanges.stepSmall;

  1002.             param.ranges.stepLarge = paramRanges.stepLarge;

  1003.             param.scalePointCount = 0; // TODO

  1004.             param.scalePoints = nullptr;

  1005. 

  1006.             return &param;

  1007.         }

  1008. 

  1009.         param.hints = index < kNumInParams ? static_cast<NativeParameterHints>(0x0) : NATIVE_PARAMETER_IS_OUTPUT;

  1010.         param.name  = "Unused";

  1011.         param.unit  = "";

  1012.         param.ranges.def = 0.0f;

  1013.         param.ranges.min = 0.0f;

  1014.         param.ranges.max = 1.0f;

  1015.         param.ranges.step = 0.01f;

  1016.         param.ranges.stepSmall = 0.001f;

  1017.         param.ranges.stepLarge = 0.1f;

  1018.         param.scalePointCount = 0;

  1019.         param.scalePoints = nullptr;

  1020. 

  1021.         return &param;

  1022.     }

  1023. 

  1024.     float getParameterValue(const uint32_t index) const

  1025.     {

  1026.         uint32_t rindex = index;

  1027.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  1028.             return plugin->getParameterValue(rindex);

  1029. 

  1030.         return fParameters[index];

  1031.     }

  1032. 

  1033.     // -------------------------------------------------------------------

  1034.     // Plugin state calls

  1035. 

  1036.     void setParameterValue(const uint32_t index, const float value)

  1037.     {

  1038.         uint32_t rindex = index;

  1039.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  1040.             plugin->setParameterValue(rindex, value, false, false, false);

  1041. 

  1042.         fParameters[index] = value;

  1043.     }

  1044. 

  1045.     // -------------------------------------------------------------------

  1046.     // Plugin process calls

  1047. 

  1048.     void activate()

  1049.     {

  1050. #if 0

  1051.         for (uint i=0; i < pData->curPluginCount; ++i)

  1052.         {

  1053.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1054. 

  1055.             if (plugin == nullptr || ! plugin->isEnabled())

  1056.                 continue;

  1057. 

  1058.             plugin->setActive(true, true, false);

  1059.         }

  1060. #endif

  1061.         fIsActive = true;

  1062.     }

  1063. 

  1064.     void deactivate()

  1065.     {

  1066.         fIsActive = false;

  1067. #if 0

  1068.         for (uint i=0; i < pData->curPluginCount; ++i)

  1069.         {

  1070.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1071. 

  1072.             if (plugin == nullptr || ! plugin->isEnabled())

  1073.                 continue;

  1074. 

  1075.             plugin->setActive(false, true, false);

  1076.         }

  1077. #endif

  1078. 

  1079.         // just in case

  1080.         //runPendingRtEvents();

  1081.     }

  1082. 

  1083.     void process(const float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1084.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1085.     {

  1086.         if (frames > pData->bufferSize)

  1087.         {

  1088.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1089.                           frames, pData->bufferSize);

  1090. 

  1091.             deactivate();

  1092.             bufferSizeChanged(frames);

  1093.             activate();

  1094.         }

  1095. 

  1096.         const PendingRtEventsRunner prt(this, frames, true);

  1097. 

  1098.         // ---------------------------------------------------------------

  1099.         // Time Info

  1100. 

  1101.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1102. 

  1103.         pData->timeInfo.playing   = timeInfo->playing;

  1104.         pData->timeInfo.frame     = timeInfo->frame;

  1105.         pData->timeInfo.usecs     = timeInfo->usecs;

  1106.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1107. 

  1108.         if (timeInfo->bbt.valid)

  1109.         {

  1110.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

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

  1112.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1113.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1114. 

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

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

  1117. 

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

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

  1120.         }

  1121. 

  1122.         // ---------------------------------------------------------------

  1123.         // Do nothing if no plugins and rack mode

  1124. 

  1125.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1126.         {

  1127.             if (outBuffer[0] != inBuffer[0])

  1128.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1129. 

  1130.             if (outBuffer[1] != inBuffer[1])

  1131.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1132. 

  1133.             for (uint32_t i=0; i < midiEventCount; ++i)

  1134.             {

  1135.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1136.                     break;

  1137.             }

  1138.             return;

  1139.         }

  1140. 

  1141.         // ---------------------------------------------------------------

  1142.         // initialize events

  1143. 

  1144.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1145.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1146. 

  1147.         // ---------------------------------------------------------------

  1148.         // events input (before processing)

  1149. 

  1150.         {

  1151.             uint32_t engineEventIndex = 0;

  1152. 

  1153.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1154.             {

  1155.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1156.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1157. 

  1158.                 engineEvent.time = midiEvent.time;

  1159.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1160. 

  1161.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1162.                     break;

  1163.             }

  1164.         }

  1165. 

  1166.         if (kIsPatchbay)

  1167.         {

  1168.             // -----------------------------------------------------------

  1169.             // process

  1170. 

  1171.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1172.         }

  1173.         else

  1174.         {

  1175.             // -----------------------------------------------------------

  1176.             // create audio buffers

  1177. 

  1178.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1179.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1180. 

  1181.             // -----------------------------------------------------------

  1182.             // process

  1183. 

  1184.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1185.         }

  1186. 

  1187.         // ---------------------------------------------------------------

  1188.         // events output (after processing)

  1189. 

  1190.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1191. 

  1192.         if (kHasMidiOut)

  1193.         {

  1194.             NativeMidiEvent midiEvent;

  1195. 

  1196.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1197.             {

  1198.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1199. 

  1200.                 if (engineEvent.type == kEngineEventTypeNull)

  1201.                     break;

  1202. 

  1203.                 carla_zeroStruct(midiEvent);

  1204.                 midiEvent.time = engineEvent.time;

  1205. 

  1206.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1207.                 {

  1208.                     midiEvent.port = 0;

  1209.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1210.                 }

  1211.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1212.                 {

  1213.                     if (engineEvent.midi.size > 4)

  1214.                         continue;

  1215. 

  1216.                     midiEvent.port = engineEvent.midi.port;

  1217.                     midiEvent.size = engineEvent.midi.size;

  1218. 

  1219.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1220. 

  1221.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1222.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1223.                 }

  1224.                 else

  1225.                 {

  1226.                     continue;

  1227.                 }

  1228. 

  1229.                 if (midiEvent.size > 0)

  1230.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1231.             }

  1232.         }

  1233.     }

  1234. 

  1235.     // -------------------------------------------------------------------

  1236.     // Plugin UI calls

  1237. 

  1238.     void uiShow(const bool show)

  1239.     {

  1240.         if (show)

  1241.         {

  1242.             if (fUiServer.isPipeRunning())

  1243.             {

  1244.                 fUiServer.writeFocusMessage();

  1245.                 return;

  1246.             }

  1247. 

  1248.             CarlaString path(pHost->resourceDir);

  1249. 

  1250.             if (kIsPatchbay)

  1251.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1252.             else

  1253.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1254. #ifdef CARLA_OS_WIN

  1255.             path += ".exe";

  1256. #endif

  1257.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1258. 

  1259.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1260. 

  1261.             if (! fUiServer.startPipeServer(false))

  1262.             {

  1263.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1264.                 return;

  1265.             }

  1266. 

  1267.             uiServerInfo();

  1268.             uiServerOptions();

  1269.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1270.                              pData->curPluginCount,

  1271.                              pData->options.processMode,

  1272.                              pData->options.transportMode,

  1273.                              static_cast<int>(pData->bufferSize),

  1274.                              static_cast<float>(pData->sampleRate),

  1275.                              "Plugin");

  1276. 

  1277.             fUiServer.writeShowMessage();

  1278. 

  1279.             for (uint i=0; i < pData->curPluginCount; ++i)

  1280.             {

  1281.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1282. 

  1283.                 if (plugin != nullptr && plugin->isEnabled())

  1284.                 {

  1285.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  1286.                 }

  1287.             }

  1288. 

  1289.             if (kIsPatchbay)

  1290.                 patchbayRefresh(true, false, false);

  1291.         }

  1292.         else

  1293.         {

  1294.             fUiServer.stopPipeServer(2000);

  1295. 

  1296.             // hide all custom uis

  1297.             for (uint i=0; i < pData->curPluginCount; ++i)

  1298.             {

  1299.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1300. 

  1301.                 if (plugin != nullptr && plugin->isEnabled())

  1302.                 {

  1303.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1304.                     {

  1305.                         try {

  1306.                             plugin->showCustomUI(false);

  1307.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1308.                     }

  1309.                 }

  1310.             }

  1311.         }

  1312.     }

  1313. 

  1314.     void uiIdle()

  1315.     {

  1316.         for (uint i=0; i < pData->curPluginCount; ++i)

  1317.         {

  1318.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1319. 

  1320.             if (plugin != nullptr && plugin->isEnabled())

  1321.             {

  1322.                 const uint hints(plugin->getHints());

  1323. 

  1324.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1325.                 {

  1326.                     try {

  1327.                         plugin->uiIdle();

  1328.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1329.                 }

  1330.             }

  1331.         }

  1332. 

  1333.         idlePipe();

  1334. 

  1335.         switch (fUiServer.getAndResetUiState())

  1336.         {

  1337.         case CarlaExternalUI::UiNone:

  1338.         case CarlaExternalUI::UiShow:

  1339.             break;

  1340.         case CarlaExternalUI::UiCrashed:

  1341.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1342.             break;

  1343.         case CarlaExternalUI::UiHide:

  1344.             pHost->ui_closed(pHost->handle);

  1345.             fUiServer.stopPipeServer(1000);

  1346.             break;

  1347.         }

  1348.     }

  1349. 

  1350.     void uiSetParameterValue(const uint32_t index, const float value)

  1351.     {

  1352.         uint32_t rindex = index;

  1353.         if (CarlaPlugin* const plugin = _getPluginForParameterIndex(rindex))

  1354.         {

  1355.             if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1356.                 plugin->uiParameterChange(rindex, value);

  1357. 

  1358.             if (index >= kNumInParams || ! fUiServer.isPipeRunning())

  1359.                 return;

  1360. 

  1361.             uiServerCallback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1362.                              plugin->getId(),

  1363.                              static_cast<int>(rindex),

  1364.                              0, 0,

  1365.                              value,

  1366.                              nullptr);

  1367.         }

  1368.     }

  1369. 

  1370.     void idlePipe()

  1371.     {

  1372.         if (! fUiServer.isPipeRunning())

  1373.             return;

  1374. 

  1375.         fUiServer.idlePipe();

  1376. 

  1377.         char tmpBuf[STR_MAX+1];

  1378.         carla_zeroChars(tmpBuf, STR_MAX+1);

  1379. 

  1380.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1381.         const CarlaScopedLocale csl;

  1382.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1383. 

  1384.         // ------------------------------------------------------------------------------------------------------------

  1385.         // send engine info

  1386. 

  1387.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage("runtime-info"),);

  1388.         std::snprintf(tmpBuf, STR_MAX, "%.12g:0\n", static_cast<double>(getDSPLoad()));

  1389.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1390. 

  1391.         fUiServer.flushMessages();

  1392. 

  1393.         // ------------------------------------------------------------------------------------------------------------

  1394.         // send transport

  1395. 

  1396.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeAndFixMessage("transport"),);

  1397.         CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"),);

  1398. 

  1399.         if (timeInfo.bbt.valid)

  1400.         {

  1401.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":%i:%i:%i\n", timeInfo.frame,

  1402.                                                                    timeInfo.bbt.bar,

  1403.                                                                    timeInfo.bbt.beat,

  1404.                                                                    static_cast<int>(timeInfo.bbt.tick + 0.5));

  1405.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1406.             std::snprintf(tmpBuf, STR_MAX, "%.12g\n", timeInfo.bbt.beatsPerMinute);

  1407.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1408.         }

  1409.         else

  1410.         {

  1411.             std::snprintf(tmpBuf, STR_MAX, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1412.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1413.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage("0.0\n"),);

  1414.         }

  1415. 

  1416.         fUiServer.flushMessages();

  1417. 

  1418.         // ------------------------------------------------------------------------------------------------------------

  1419.         // send peaks and param outputs for all plugins

  1420. 

  1421.         for (uint i=0; i < pData->curPluginCount; ++i)

  1422.         {

  1423.             const EnginePluginData& plugData(pData->plugins[i]);

  1424.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1425. 

  1426.             std::snprintf(tmpBuf, STR_MAX, "PEAKS_%i\n", i);

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

  1428.             std::snprintf(tmpBuf, STR_MAX, "%.12g:%.12g:%.12g:%.12g\n",

  1429.                           static_cast<double>(plugData.peaks[0]),

  1430.                           static_cast<double>(plugData.peaks[1]),

  1431.                           static_cast<double>(plugData.peaks[2]),

  1432.                           static_cast<double>(plugData.peaks[3]));

  1433.             CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1434. 

  1435.             fUiServer.flushMessages();

  1436. 

  1437.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1438.             {

  1439.                 if (! plugin->isParameterOutput(j))

  1440.                     continue;

  1441. 

  1442.                 std::snprintf(tmpBuf, STR_MAX, "PARAMVAL_%u:%u\n", i, j);

  1443.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1444.                 std::snprintf(tmpBuf, STR_MAX, "%.12g\n", static_cast<double>(plugin->getParameterValue(j)));

  1445.                 CARLA_SAFE_ASSERT_RETURN(fUiServer.writeMessage(tmpBuf),);

  1446. 

  1447.                 fUiServer.flushMessages();

  1448.             }

  1449.         }

  1450.     }

  1451. 

  1452.     // -------------------------------------------------------------------

  1453.     // Plugin state calls

  1454. 

  1455.     char* getState() const

  1456.     {

  1457.         MemoryOutputStream out;

  1458.         saveProjectInternal(out);

  1459.         return strdup(out.toString().toRawUTF8());

  1460.     }

  1461. 

  1462.     void setState(const char* const data)

  1463.     {

  1464.         // remove all plugins from UI side

  1465.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1466.             CarlaEngine::callback(true, true, ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1467. 

  1468.         // remove all plugins from backend, no lock

  1469.         fIsRunning = false;

  1470.         removeAllPlugins();

  1471.         fIsRunning = true;

  1472. 

  1473.         // stopped during removeAllPlugins()

  1474.         if (! pData->thread.isThreadRunning())

  1475.             pData->thread.startThread();

  1476. 

  1477.         fOptionsForced = true;

  1478.         const String state(data);

  1479.         XmlDocument xml(state);

  1480.         loadProjectInternal(xml);

  1481. 

  1482.         reloadFromUI();

  1483.     }

  1484. 

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

  1486. 

  1487. public:

  1488.     #define handlePtr ((CarlaEngineNative*)handle)

  1489. 

  1490.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1491.     {

  1492.         return new CarlaEngineNative(host, false, true);

  1493.     }

  1494. 

  1495.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1496.     {

  1497.         return new CarlaEngineNative(host, false, false);

  1498.     }

  1499. 

  1500.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1501.     {

  1502.         return new CarlaEngineNative(host, true, true);

  1503.     }

  1504. 

  1505.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1506.     {

  1507.         return new CarlaEngineNative(host, true, true, 3, 2);

  1508.     }

  1509. 

  1510.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1511.     {

  1512.         return new CarlaEngineNative(host, true, true, 16, 16);

  1513.     }

  1514. 

  1515.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1516.     {

  1517.         return new CarlaEngineNative(host, true, true, 32, 32);

  1518.     }

  1519. 

  1520.     static NativePluginHandle _instantiatePatchbay64(const NativeHostDescriptor* host)

  1521.     {

  1522.         return new CarlaEngineNative(host, true, true, 64, 64);

  1523.     }

  1524. 

  1525.     static NativePluginHandle _instantiatePatchbayCV(const NativeHostDescriptor* host)

  1526.     {

  1527.         return new CarlaEngineNative(host, true, true, 2, 2, 5, 5);

  1528.     }

  1529. 

  1530.     static void _cleanup(NativePluginHandle handle)

  1531.     {

  1532.         delete handlePtr;

  1533.     }

  1534. 

  1535.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1536.     {

  1537.         return handlePtr->getParameterCount();

  1538.     }

  1539. 

  1540.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1541.     {

  1542.         return handlePtr->getParameterInfo(index);

  1543.     }

  1544. 

  1545.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1546.     {

  1547.         return handlePtr->getParameterValue(index);

  1548.     }

  1549. 

  1550.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1551.     {

  1552.         handlePtr->setParameterValue(index, value);

  1553.     }

  1554. 

  1555.     static void _ui_show(NativePluginHandle handle, bool show)

  1556.     {

  1557.         handlePtr->uiShow(show);

  1558.     }

  1559. 

  1560.     static void _ui_idle(NativePluginHandle handle)

  1561.     {

  1562.         handlePtr->uiIdle();

  1563.     }

  1564. 

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

  1566.     {

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

  1568.     }

  1569. 

  1570.     static void _activate(NativePluginHandle handle)

  1571.     {

  1572.         handlePtr->activate();

  1573.     }

  1574. 

  1575.     static void _deactivate(NativePluginHandle handle)

  1576.     {

  1577.         handlePtr->deactivate();

  1578.     }

  1579. 

  1580.     static void _process(NativePluginHandle handle,

  1581.                          const float** inBuffer, float** outBuffer, const uint32_t frames,

  1582.                          const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1583.     {

  1584.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1585.     }

  1586. 

  1587.     static char* _get_state(NativePluginHandle handle)

  1588.     {

  1589.         return handlePtr->getState();

  1590.     }

  1591. 

  1592.     static void _set_state(NativePluginHandle handle, const char* data)

  1593.     {

  1594.         handlePtr->setState(data);

  1595.     }

  1596. 

  1597.     static intptr_t _dispatcher(NativePluginHandle handle,

  1598.                                 NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1599.     {

  1600.         switch(opcode)

  1601.         {

  1602.         case NATIVE_PLUGIN_OPCODE_NULL:

  1603.             return 0;

  1604.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1605.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1606.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1607.             return 0;

  1608.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1609.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  1610.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1611.             return 0;

  1612.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1613.             handlePtr->offlineModeChanged(value != 0);

  1614.             return 0;

  1615.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1616.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1617.             return 0;

  1618.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  1619.             CarlaEngineNative* const engine = handlePtr;

  1620.             return (intptr_t)(CarlaEngine*)engine;

  1621.         }

  1622.         case NATIVE_PLUGIN_OPCODE_IDLE:

  1623.             //handlePtr->idle();

  1624.             return 0;

  1625.         }

  1626. 

  1627.         return 0;

  1628. 

  1629.         // unused

  1630.         (void)index;

  1631.         (void)ptr;

  1632.     }

  1633. 

  1634.     // -------------------------------------------------------------------

  1635. 

  1636.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId,

  1637.                                     int value1, int value2, int value3,

  1638.                                     float valuef, const char* valueStr)

  1639.     {

  1640.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valuef, valueStr);

  1641.     }

  1642. 

  1643.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir,

  1644.                                          const char* title, const char* filter)

  1645.     {

  1646.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  1647.     }

  1648. 

  1649.     // -------------------------------------------------------------------

  1650. 

  1651.     #undef handlePtr

  1652. 

  1653. private:

  1654.     const NativeHostDescriptor* const pHost;

  1655. 

  1656. #ifdef USE_JUCE_MESSAGE_THREAD

  1657.     const bool kNeedsJuceMsgThread;

  1658.     const juce::SharedResourcePointer<SharedJuceMessageThread> fJuceMsgThread;

  1659. #endif

  1660. 

  1661.     const bool kIsPatchbay; // rack if false

  1662.     const bool kHasMidiOut;

  1663.     bool fIsActive, fIsRunning;

  1664.     CarlaEngineNativeUI fUiServer;

  1665. 

  1666.     float fParameters[kNumInParams+kNumOutParams];

  1667. 

  1668.     bool fOptionsForced;

  1669. 

  1670.     CarlaPlugin* _getPluginForParameterIndex(uint32_t& index) const noexcept

  1671.     {

  1672.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1673.             return nullptr;

  1674. 

  1675.         CarlaPlugin* plugin;

  1676. 

  1677.         for (uint32_t i=0; i<pData->curPluginCount; ++i)

  1678.         {

  1679.             plugin = pData->plugins[i].plugin;

  1680. 

  1681.             if (plugin == nullptr || ! plugin->isEnabled())

  1682.                 break;

  1683. 

  1684.             if (const uint32_t paramCount = plugin->getParameterCount())

  1685.             {

  1686.                 if (index >= paramCount)

  1687.                 {

  1688.                     index -= paramCount;

  1689.                     continue;

  1690.                 }

  1691. 

  1692.                 return plugin;

  1693.             }

  1694.         }

  1695. 

  1696.         return nullptr;

  1697.     }

  1698. 

  1699.     bool _getRealIndexForPluginParameter(const uint32_t pluginId, uint32_t& rindex) const noexcept

  1700.     {

  1701.         if (pData->curPluginCount == 0 || pluginId >= pData->curPluginCount || pData->plugins == nullptr)

  1702.             return false;

  1703. 

  1704.         CarlaPlugin* plugin;

  1705. 

  1706.         for (uint32_t i=0; i<pluginId; ++i)

  1707.         {

  1708.             plugin = pData->plugins[i].plugin;

  1709. 

  1710.             if (plugin == nullptr || ! plugin->isEnabled())

  1711.                 return false;

  1712. 

  1713.             rindex += plugin->getParameterCount();

  1714.         }

  1715. 

  1716.         return true;

  1717.     }

  1718. 

  1719.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1720. };

  1721. 

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

  1723. 

  1724. bool CarlaEngineNativeUI::msgReceived(const char*const msg) noexcept

  1725. {

  1726.     if (CarlaExternalUI::msgReceived(msg))

  1727.         return true;

  1728. 

  1729.     bool ok = true;

  1730. 

  1731.     if (std::strcmp(msg, "set_engine_option") == 0)

  1732.     {

  1733.         uint32_t option;

  1734.         int32_t value;

  1735.         const char* valueStr = nullptr;

  1736. 

  1737.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  1738.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(value), true);

  1739.         readNextLineAsString(valueStr); // can be null

  1740. 

  1741.         try {

  1742.             fEngine->setOption(static_cast<EngineOption>(option), value, valueStr);

  1743.         } CARLA_SAFE_EXCEPTION("setOption");

  1744. 

  1745.         if (valueStr != nullptr)

  1746.             delete[] valueStr;

  1747.     }

  1748.     else if (std::strcmp(msg, "clear_engine_xruns") == 0)

  1749.     {

  1750.         fEngine->clearXruns();

  1751.     }

  1752.     else if (std::strcmp(msg, "cancel_engine_action") == 0)

  1753.     {

  1754.         fEngine->setActionCanceled(true);

  1755.     }

  1756.     else if (std::strcmp(msg, "load_file") == 0)

  1757.     {

  1758.         const char* filename;

  1759. 

  1760.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename), true);

  1761. 

  1762.         try {

  1763.             ok = fEngine->loadFile(filename);

  1764.         } CARLA_SAFE_EXCEPTION("loadFile");

  1765. 

  1766.         delete[] filename;

  1767.     }

  1768.     else if (std::strcmp(msg, "load_project") == 0)

  1769.     {

  1770.         const char* filename;

  1771. 

  1772.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename), true);

  1773. 

  1774.         try {

  1775.             ok = fEngine->loadProject(filename, true);

  1776.         } CARLA_SAFE_EXCEPTION("loadProject");

  1777. 

  1778.         delete[] filename;

  1779.     }

  1780.     else if (std::strcmp(msg, "save_project") == 0)

  1781.     {

  1782.         const char* filename;

  1783. 

  1784.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename), true);

  1785. 

  1786.         try {

  1787.             ok = fEngine->saveProject(filename, true);

  1788.         } CARLA_SAFE_EXCEPTION("saveProject");

  1789. 

  1790.         delete[] filename;

  1791.     }

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

  1793.     {

  1794.         fEngine->clearCurrentProjectFilename();

  1795.     }

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

  1797.     {

  1798.         bool external;

  1799.         uint32_t groupA, portA, groupB, portB;

  1800. 

  1801.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1802.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupA), true);

  1803.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portA), true);

  1804.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(groupB), true);

  1805.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(portB), true);

  1806. 

  1807.         try {

  1808.             ok = fEngine->patchbayConnect(external, groupA, portA, groupB, portB);

  1809.         } CARLA_SAFE_EXCEPTION("patchbayConnect");

  1810.     }

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

  1812.     {

  1813.         bool external;

  1814.         uint32_t connectionId;

  1815. 

  1816.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1817.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(connectionId), true);

  1818. 

  1819.         try {

  1820.             ok = fEngine->patchbayDisconnect(external, connectionId);

  1821.         } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  1822.     }

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

  1824.     {

  1825.         bool external;

  1826.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  1827. 

  1828.         try {

  1829.             ok = fEngine->patchbayRefresh(true, false, external);

  1830.         } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  1831.     }

  1832.     else if (std::strcmp(msg, "transport_play") == 0)

  1833.     {

  1834.         fEngine->transportPlay();

  1835.     }

  1836.     else if (std::strcmp(msg, "transport_pause") == 0)

  1837.     {

  1838.         fEngine->transportPause();

  1839.     }

  1840.     else if (std::strcmp(msg, "transport_bpm") == 0)

  1841.     {

  1842.         double bpm;

  1843. 

  1844.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsDouble(bpm), true);

  1845. 

  1846.         fEngine->transportBPM(bpm);

  1847.     }

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

  1849.     {

  1850.         uint64_t frame;

  1851. 

  1852.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsULong(frame), true);

  1853. 

  1854.         fEngine->transportRelocate(frame);

  1855.     }

  1856.     else if (std::strcmp(msg, "add_plugin") == 0)

  1857.     {

  1858.         uint32_t btype, ptype;

  1859.         const char* filename = nullptr;

  1860.         const char* name;

  1861.         const char* label;

  1862.         int64_t uniqueId;

  1863.         uint options;

  1864. 

  1865.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(btype), true);

  1866.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(ptype), true);

  1867.         readNextLineAsString(filename); // can be null

  1868.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(name), true);

  1869.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(label), true);

  1870.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsLong(uniqueId), true);

  1871.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(options), true);

  1872. 

  1873.         if (filename != nullptr && std::strcmp(filename, "(null)") == 0)

  1874.         {

  1875.             delete[] filename;

  1876.             filename = nullptr;

  1877.         }

  1878. 

  1879.         if (std::strcmp(name, "(null)") == 0)

  1880.         {

  1881.             delete[] name;

  1882.             name = nullptr;

  1883.         }

  1884. 

  1885.         ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype),

  1886.                                 filename, name, label, uniqueId, nullptr, options);

  1887. 

  1888.         if (filename != nullptr)

  1889.             delete[] filename;

  1890.         if (name != nullptr)

  1891.             delete[] name;

  1892.         delete[] label;

  1893. 

  1894.         fEngine->reloadFromUI();

  1895.     }

  1896.     else if (std::strcmp(msg, "remove_plugin") == 0)

  1897.     {

  1898.         uint32_t pluginId;

  1899. 

  1900.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1901. 

  1902.         ok = fEngine->removePlugin(pluginId);

  1903.         fEngine->reloadFromUI();

  1904.     }

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

  1906.     {

  1907.         ok = fEngine->removeAllPlugins();

  1908.         fEngine->reloadFromUI();

  1909.     }

  1910.     else if (std::strcmp(msg, "rename_plugin") == 0)

  1911.     {

  1912.         uint32_t pluginId;

  1913.         const char* newName;

  1914. 

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

  1916.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(newName), true);

  1917. 

  1918.         ok = fEngine->renamePlugin(pluginId, newName);

  1919. 

  1920.         delete[] newName;

  1921.     }

  1922.     else if (std::strcmp(msg, "clone_plugin") == 0)

  1923.     {

  1924.         uint32_t pluginId;

  1925. 

  1926.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1927. 

  1928.         ok = fEngine->clonePlugin(pluginId);

  1929.     }

  1930.     else if (std::strcmp(msg, "replace_plugin") == 0)

  1931.     {

  1932.         uint32_t pluginId;

  1933. 

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

  1935. 

  1936.         ok = fEngine->replacePlugin(pluginId);

  1937.     }

  1938.     else if (std::strcmp(msg, "switch_plugins") == 0)

  1939.     {

  1940.         uint32_t pluginIdA, pluginIdB;

  1941. 

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

  1943.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginIdB), true);

  1944. 

  1945.         ok = fEngine->switchPlugins(pluginIdA, pluginIdB);

  1946.         fEngine->reloadFromUI();

  1947.     }

  1948.     else if (std::strcmp(msg, "load_plugin_state") == 0)

  1949.     {

  1950.         uint32_t pluginId;

  1951.         const char* filename;

  1952. 

  1953.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  1954.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename), true);

  1955. 

  1956.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  1957.         {

  1958.             plugin->loadStateFromFile(filename);

  1959.             _updateParamValues(plugin, pluginId, false, true);

  1960.         }

  1961. 

  1962.         delete[] filename;

  1963.     }

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

  1965.     {

  1966.         uint32_t pluginId;

  1967.         const char* filename;

  1968. 

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

  1970.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(filename), true);

  1971. 

  1972.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  1973.             plugin->saveStateToFile(filename);

  1974. 

  1975.         delete[] filename;

  1976.     }

  1977.     else if (std::strcmp(msg, "set_option") == 0)

  1978.     {

  1979.         uint32_t pluginId, option;

  1980.         bool yesNo;

  1981. 

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

  1983.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(option), true);

  1984.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  1985. 

  1986.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  1987.             plugin->setOption(option, yesNo, false);

  1988.     }

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

  1990.     {

  1991.         uint32_t pluginId;

  1992.         bool onOff;

  1993. 

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

  1995.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(onOff), true);

  1996. 

  1997.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  1998.             plugin->setActive(onOff, true, false);

  1999.     }

  2000.     else if (std::strcmp(msg, "set_drywet") == 0)

  2001.     {

  2002.         uint32_t pluginId;

  2003.         float value;

  2004. 

  2005.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2006.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2007. 

  2008.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2009.             plugin->setDryWet(value, true, false);

  2010.     }

  2011.     else if (std::strcmp(msg, "set_volume") == 0)

  2012.     {

  2013.         uint32_t pluginId;

  2014.         float value;

  2015. 

  2016.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2017.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2018. 

  2019.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2020.             plugin->setVolume(value, true, false);

  2021.     }

  2022.     else if (std::strcmp(msg, "set_balance_left") == 0)

  2023.     {

  2024.         uint32_t pluginId;

  2025.         float value;

  2026. 

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

  2028.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2029. 

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

  2031.             plugin->setBalanceLeft(value, true, false);

  2032.     }

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

  2034.     {

  2035.         uint32_t pluginId;

  2036.         float value;

  2037. 

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

  2039.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2040. 

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

  2042.             plugin->setBalanceRight(value, true, false);

  2043.     }

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

  2045.     {

  2046.         uint32_t pluginId;

  2047.         float value;

  2048. 

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

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

  2051. 

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

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

  2054.     }

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

  2056.     {

  2057.         uint32_t pluginId;

  2058.         int32_t channel;

  2059. 

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

  2061.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(channel), true);

  2062.         CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS, true);

  2063. 

  2064.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2065.             plugin->setCtrlChannel(int8_t(channel), true, false);

  2066.     }

  2067.     else if (std::strcmp(msg, "set_parameter_value") == 0)

  2068.     {

  2069.         uint32_t pluginId, parameterId;

  2070.         float value;

  2071. 

  2072.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2073.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2074.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(value), true);

  2075. 

  2076.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2077.         {

  2078.             plugin->setParameterValue(parameterId, value, true, true, false);

  2079.             fEngine->setParameterValueFromUI(pluginId, parameterId, value);

  2080.         }

  2081.     }

  2082.     else if (std::strcmp(msg, "set_parameter_midi_channel") == 0)

  2083.     {

  2084.         uint32_t pluginId, parameterId, channel;

  2085. 

  2086.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2087.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2088.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2089.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2090. 

  2091.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2092.             plugin->setParameterMidiChannel(parameterId, static_cast<uint8_t>(channel), true, false);

  2093.     }

  2094.     else if (std::strcmp(msg, "set_parameter_mapped_control_index") == 0)

  2095.     {

  2096.         uint32_t pluginId, parameterId;

  2097.         int32_t ctrl;

  2098. 

  2099.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2100.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2101.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(ctrl), true);

  2102.         CARLA_SAFE_ASSERT_RETURN(ctrl >= CONTROL_INDEX_NONE && ctrl <= CONTROL_INDEX_MAX_ALLOWED, true);

  2103. 

  2104.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2105.             plugin->setParameterMappedControlIndex(parameterId, static_cast<int16_t>(ctrl), true, false);

  2106.     }

  2107.     else if (std::strcmp(msg, "set_parameter_mapped_range") == 0)

  2108.     {

  2109.         uint32_t pluginId, parameterId;

  2110.         float minimum, maximum;

  2111. 

  2112.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

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

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

  2115.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsFloat(maximum), true);

  2116. 

  2117.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2118.             plugin->setParameterMappedRange(parameterId, minimum, maximum, true, false);

  2119.     }

  2120.     else if (std::strcmp(msg, "set_parameter_touch") == 0)

  2121.     {

  2122.         uint32_t pluginId, parameterId;

  2123.         bool touching;

  2124. 

  2125.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2126.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(parameterId), true);

  2127.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(touching), true);

  2128. 

  2129.         if (fEngine->getPlugin(pluginId) != nullptr)

  2130.             fEngine->setParameterTouchFromUI(pluginId, parameterId, touching);

  2131.     }

  2132.     else if (std::strcmp(msg, "set_program") == 0)

  2133.     {

  2134.         uint32_t pluginId;

  2135.         int32_t index;

  2136. 

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

  2138.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2139. 

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

  2141.         {

  2142.             plugin->setProgram(index, true, true, false);

  2143.             _updateParamValues(plugin, pluginId, true, true);

  2144.         }

  2145.     }

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

  2147.     {

  2148.         uint32_t pluginId;

  2149.         int32_t index;

  2150. 

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

  2152.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(index), true);

  2153. 

  2154.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2155.         {

  2156.             plugin->setMidiProgram(index, true, true, false);

  2157.             _updateParamValues(plugin, pluginId, true, true);

  2158.         }

  2159.     }

  2160.     else if (std::strcmp(msg, "set_custom_data") == 0)

  2161.     {

  2162.         uint32_t pluginId;

  2163.         const char* type;

  2164.         const char* key;

  2165.         const char* value;

  2166. 

  2167.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2168.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(type), true);

  2169.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(key), true);

  2170.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(value), true);

  2171. 

  2172.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2173.             plugin->setCustomData(type, key, value, true);

  2174. 

  2175.         delete[] type;

  2176.         delete[] key;

  2177.         delete[] value;

  2178.     }

  2179.     else if (std::strcmp(msg, "set_chunk_data") == 0)

  2180.     {

  2181.         uint32_t pluginId;

  2182.         const char* cdata;

  2183. 

  2184.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2185.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(cdata), true);

  2186. 

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

  2188.         {

  2189.             std::vector<uint8_t> chunk(carla_getChunkFromBase64String(cdata));

  2190. #ifdef CARLA_PROPER_CPP11_SUPPORT

  2191.             plugin->setChunkData(chunk.data(), chunk.size());

  2192. #else

  2193.             plugin->setChunkData(&chunk.front(), chunk.size());

  2194. #endif

  2195.             _updateParamValues(plugin, pluginId, false, true);

  2196.         }

  2197. 

  2198.         delete[] cdata;

  2199.     }

  2200.     else if (std::strcmp(msg, "prepare_for_save") == 0)

  2201.     {

  2202.         uint32_t pluginId;

  2203. 

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

  2205. 

  2206.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2207.             plugin->prepareForSave();

  2208.     }

  2209.     else if (std::strcmp(msg, "reset_parameters") == 0)

  2210.     {

  2211.         uint32_t pluginId;

  2212. 

  2213.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2214. 

  2215.         if (CarlaPlugin* const plugin = fEngine->getPlugin(pluginId))

  2216.         {

  2217.             plugin->resetParameters();

  2218.             _updateParamValues(plugin, pluginId, false, true);

  2219.         }

  2220.     }

  2221.     else if (std::strcmp(msg, "randomize_parameters") == 0)

  2222.     {

  2223.         uint32_t pluginId;

  2224. 

  2225.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2226. 

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

  2228.         {

  2229.             plugin->randomizeParameters();

  2230.             _updateParamValues(plugin, pluginId, false, true);

  2231.         }

  2232.     }

  2233.     else if (std::strcmp(msg, "send_midi_note") == 0)

  2234.     {

  2235.         uint32_t pluginId, channel, note, velocity;

  2236. 

  2237.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2238.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(channel), true);

  2239.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(note), true);

  2240.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(velocity), true);

  2241.         CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  2242.         CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  2243.         CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  2244. 

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

  2246.             plugin->sendMidiSingleNote(static_cast<uint8_t>(channel), static_cast<uint8_t>(note), static_cast<uint8_t>(velocity), true, true, false);

  2247.     }

  2248.     else if (std::strcmp(msg, "show_custom_ui") == 0)

  2249.     {

  2250.         uint32_t pluginId;

  2251.         bool yesNo;

  2252. 

  2253.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsUInt(pluginId), true);

  2254.         CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(yesNo), true);

  2255. 

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

  2257.             plugin->showCustomUI(yesNo);

  2258.     }

  2259.     else

  2260.     {

  2261.         carla_stderr("CarlaEngineNativeUI::msgReceived : %s", msg);

  2262.         return false;

  2263.     }

  2264. 

  2265.     if (! ok)

  2266.     {

  2267.         const CarlaMutexLocker cml(getPipeLock());

  2268. 

  2269.         if (writeMessage("error\n", 6) && writeAndFixMessage(fEngine->getLastError()))

  2270.             flushMessages();

  2271.     }

  2272. 

  2273.     return true;

  2274. }

  2275. 

  2276. void CarlaEngineNativeUI::_updateParamValues(CarlaPlugin* const plugin, const uint32_t pluginId,

  2277.                                              const bool sendCallback, const bool sendPluginHost) const noexcept

  2278. {

  2279.     float value;

  2280. 

  2281.     for (uint32_t i=0, count=plugin->getParameterCount(); i<count; ++i) {

  2282.         value = plugin->getParameterValue(i);

  2283. 

  2284.         if (sendCallback) {

  2285.             fEngine->callback(true, true,

  2286.                               ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  2287.                               pluginId,

  2288.                               static_cast<int>(i),

  2289.                               0, 0,

  2290.                               value,

  2291.                               nullptr);

  2292.         }

  2293. 

  2294.         if (sendPluginHost) {

  2295.             carla_stdout("_updateParamValues");

  2296.             fEngine->setParameterValueFromUI(pluginId, i, value);

  2297.         }

  2298.     }

  2299. }

  2300. 

  2301. // -----------------------------------------------------------------------

  2302. 

  2303. static const NativePluginDescriptor carlaRackDesc = {

  2304.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2305.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2306.                                                   |NATIVE_PLUGIN_HAS_UI

  2307.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2308.                                                   |NATIVE_PLUGIN_USES_STATE

  2309.                                                   |NATIVE_PLUGIN_USES_TIME),

  2310.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2311.     /* audioIns  */ 2,

  2312.     /* audioOuts */ 2,

  2313.     /* midiIns   */ 1,

  2314.     /* midiOuts  */ 1,

  2315.     /* paramIns  */ kNumInParams,

  2316.     /* paramOuts */ kNumOutParams,

  2317.     /* name      */ "Carla-Rack",

  2318.     /* label     */ "carlarack",

  2319.     /* maker     */ "falkTX",

  2320.     /* copyright */ "GNU GPL v2+",

  2321.     CarlaEngineNative::_instantiateRack,

  2322.     CarlaEngineNative::_cleanup,

  2323.     CarlaEngineNative::_get_parameter_count,

  2324.     CarlaEngineNative::_get_parameter_info,

  2325.     CarlaEngineNative::_get_parameter_value,

  2326.     /* _get_midi_program_count */ nullptr,

  2327.     /* _get_midi_program_info  */ nullptr,

  2328.     CarlaEngineNative::_set_parameter_value,

  2329.     /* _set_midi_program       */ nullptr,

  2330.     /* _set_custom_data        */ nullptr,

  2331.     CarlaEngineNative::_ui_show,

  2332.     CarlaEngineNative::_ui_idle,

  2333.     CarlaEngineNative::_ui_set_parameter_value,

  2334.     /* _ui_set_midi_program    */ nullptr,

  2335.     /* _ui_set_custom_data     */ nullptr,

  2336.     CarlaEngineNative::_activate,

  2337.     CarlaEngineNative::_deactivate,

  2338.     CarlaEngineNative::_process,

  2339.     CarlaEngineNative::_get_state,

  2340.     CarlaEngineNative::_set_state,

  2341.     CarlaEngineNative::_dispatcher,

  2342.     /* _render_inline_dsplay */ nullptr,

  2343.     /* cvIns  */ 0,

  2344.     /* cvOuts */ 0,

  2345.     /* _get_buffer_port_name */ nullptr

  2346. };

  2347. 

  2348. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2349.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2350.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2351.                                                   |NATIVE_PLUGIN_HAS_UI

  2352.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2353.                                                   |NATIVE_PLUGIN_USES_STATE

  2354.                                                   |NATIVE_PLUGIN_USES_TIME),

  2355.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2356.     /* audioIns  */ 2,

  2357.     /* audioOuts */ 2,

  2358.     /* midiIns   */ 1,

  2359.     /* midiOuts  */ 0,

  2360.     /* paramIns  */ kNumInParams,

  2361.     /* paramOuts */ kNumOutParams,

  2362.     /* name      */ "Carla-Rack (no midi out)",

  2363.     /* label     */ "carlarack-nomidiout",

  2364.     /* maker     */ "falkTX",

  2365.     /* copyright */ "GNU GPL v2+",

  2366.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2367.     CarlaEngineNative::_cleanup,

  2368.     CarlaEngineNative::_get_parameter_count,

  2369.     CarlaEngineNative::_get_parameter_info,

  2370.     CarlaEngineNative::_get_parameter_value,

  2371.     /* _get_midi_program_count */ nullptr,

  2372.     /* _get_midi_program_info  */ nullptr,

  2373.     CarlaEngineNative::_set_parameter_value,

  2374.     /* _set_midi_program       */ nullptr,

  2375.     /* _set_custom_data        */ nullptr,

  2376.     CarlaEngineNative::_ui_show,

  2377.     CarlaEngineNative::_ui_idle,

  2378.     CarlaEngineNative::_ui_set_parameter_value,

  2379.     /* _ui_set_midi_program    */ nullptr,

  2380.     /* _ui_set_custom_data     */ nullptr,

  2381.     CarlaEngineNative::_activate,

  2382.     CarlaEngineNative::_deactivate,

  2383.     CarlaEngineNative::_process,

  2384.     CarlaEngineNative::_get_state,

  2385.     CarlaEngineNative::_set_state,

  2386.     CarlaEngineNative::_dispatcher,

  2387.     /* _render_inline_dsplay */ nullptr,

  2388.     /* cvIns  */ 0,

  2389.     /* cvOuts */ 0,

  2390.     /* _get_buffer_port_name */ nullptr

  2391. };

  2392. 

  2393. static const NativePluginDescriptor carlaPatchbayDesc = {

  2394.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2395.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2396.                                                   |NATIVE_PLUGIN_HAS_UI

  2397.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2398.                                                   |NATIVE_PLUGIN_USES_STATE

  2399.                                                   |NATIVE_PLUGIN_USES_TIME),

  2400.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2401.     /* audioIns  */ 2,

  2402.     /* audioOuts */ 2,

  2403.     /* midiIns   */ 1,

  2404.     /* midiOuts  */ 1,

  2405.     /* paramIns  */ kNumInParams,

  2406.     /* paramOuts */ kNumOutParams,

  2407.     /* name      */ "Carla-Patchbay",

  2408.     /* label     */ "carlapatchbay",

  2409.     /* maker     */ "falkTX",

  2410.     /* copyright */ "GNU GPL v2+",

  2411.     CarlaEngineNative::_instantiatePatchbay,

  2412.     CarlaEngineNative::_cleanup,

  2413.     CarlaEngineNative::_get_parameter_count,

  2414.     CarlaEngineNative::_get_parameter_info,

  2415.     CarlaEngineNative::_get_parameter_value,

  2416.     /* _get_midi_program_count */ nullptr,

  2417.     /* _get_midi_program_info  */ nullptr,

  2418.     CarlaEngineNative::_set_parameter_value,

  2419.     /* _set_midi_program       */ nullptr,

  2420.     /* _set_custom_data        */ nullptr,

  2421.     CarlaEngineNative::_ui_show,

  2422.     CarlaEngineNative::_ui_idle,

  2423.     CarlaEngineNative::_ui_set_parameter_value,

  2424.     /* _ui_set_midi_program    */ nullptr,

  2425.     /* _ui_set_custom_data     */ nullptr,

  2426.     CarlaEngineNative::_activate,

  2427.     CarlaEngineNative::_deactivate,

  2428.     CarlaEngineNative::_process,

  2429.     CarlaEngineNative::_get_state,

  2430.     CarlaEngineNative::_set_state,

  2431.     CarlaEngineNative::_dispatcher,

  2432.     /* _render_inline_dsplay */ nullptr,

  2433.     /* cvIns  */ 0,

  2434.     /* cvOuts */ 0,

  2435.     /* _get_buffer_port_name */ nullptr

  2436. };

  2437. 

  2438. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2439.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2440.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2441.                                                   |NATIVE_PLUGIN_HAS_UI

  2442.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2443.                                                   |NATIVE_PLUGIN_USES_STATE

  2444.                                                   |NATIVE_PLUGIN_USES_TIME),

  2445.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2446.     /* audioIns  */ 3,

  2447.     /* audioOuts */ 2,

  2448.     /* midiIns   */ 1,

  2449.     /* midiOuts  */ 1,

  2450.     /* paramIns  */ kNumInParams,

  2451.     /* paramOuts */ kNumOutParams,

  2452.     /* name      */ "Carla-Patchbay (sidechain)",

  2453.     /* label     */ "carlapatchbay3s",

  2454.     /* maker     */ "falkTX",

  2455.     /* copyright */ "GNU GPL v2+",

  2456.     CarlaEngineNative::_instantiatePatchbay3s,

  2457.     CarlaEngineNative::_cleanup,

  2458.     CarlaEngineNative::_get_parameter_count,

  2459.     CarlaEngineNative::_get_parameter_info,

  2460.     CarlaEngineNative::_get_parameter_value,

  2461.     /* _get_midi_program_count */ nullptr,

  2462.     /* _get_midi_program_info  */ nullptr,

  2463.     CarlaEngineNative::_set_parameter_value,

  2464.     /* _set_midi_program       */ nullptr,

  2465.     /* _set_custom_data        */ nullptr,

  2466.     CarlaEngineNative::_ui_show,

  2467.     CarlaEngineNative::_ui_idle,

  2468.     CarlaEngineNative::_ui_set_parameter_value,

  2469.     /* _ui_set_midi_program    */ nullptr,

  2470.     /* _ui_set_custom_data     */ nullptr,

  2471.     CarlaEngineNative::_activate,

  2472.     CarlaEngineNative::_deactivate,

  2473.     CarlaEngineNative::_process,

  2474.     CarlaEngineNative::_get_state,

  2475.     CarlaEngineNative::_set_state,

  2476.     CarlaEngineNative::_dispatcher,

  2477.     /* _render_inline_dsplay */ nullptr,

  2478.     /* cvIns  */ 0,

  2479.     /* cvOuts */ 0,

  2480.     /* _get_buffer_port_name */ nullptr

  2481. };

  2482. 

  2483. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2484.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2485.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2486.                                                   |NATIVE_PLUGIN_HAS_UI

  2487.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2488.                                                   |NATIVE_PLUGIN_USES_STATE

  2489.                                                   |NATIVE_PLUGIN_USES_TIME),

  2490.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2491.     /* audioIns  */ 16,

  2492.     /* audioOuts */ 16,

  2493.     /* midiIns   */ 1,

  2494.     /* midiOuts  */ 1,

  2495.     /* paramIns  */ kNumInParams,

  2496.     /* paramOuts */ kNumOutParams,

  2497.     /* name      */ "Carla-Patchbay (16chan)",

  2498.     /* label     */ "carlapatchbay16",

  2499.     /* maker     */ "falkTX",

  2500.     /* copyright */ "GNU GPL v2+",

  2501.     CarlaEngineNative::_instantiatePatchbay16,

  2502.     CarlaEngineNative::_cleanup,

  2503.     CarlaEngineNative::_get_parameter_count,

  2504.     CarlaEngineNative::_get_parameter_info,

  2505.     CarlaEngineNative::_get_parameter_value,

  2506.     /* _get_midi_program_count */ nullptr,

  2507.     /* _get_midi_program_info  */ nullptr,

  2508.     CarlaEngineNative::_set_parameter_value,

  2509.     /* _set_midi_program       */ nullptr,

  2510.     /* _set_custom_data        */ nullptr,

  2511.     CarlaEngineNative::_ui_show,

  2512.     CarlaEngineNative::_ui_idle,

  2513.     CarlaEngineNative::_ui_set_parameter_value,

  2514.     /* _ui_set_midi_program    */ nullptr,

  2515.     /* _ui_set_custom_data     */ nullptr,

  2516.     CarlaEngineNative::_activate,

  2517.     CarlaEngineNative::_deactivate,

  2518.     CarlaEngineNative::_process,

  2519.     CarlaEngineNative::_get_state,

  2520.     CarlaEngineNative::_set_state,

  2521.     CarlaEngineNative::_dispatcher,

  2522.     /* _render_inline_dsplay */ nullptr,

  2523.     /* cvIns  */ 0,

  2524.     /* cvOuts */ 0,

  2525.     /* _get_buffer_port_name */ nullptr

  2526. };

  2527. 

  2528. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2529.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2530.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2531.                                                   |NATIVE_PLUGIN_HAS_UI

  2532.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2533.                                                   |NATIVE_PLUGIN_USES_STATE

  2534.                                                   |NATIVE_PLUGIN_USES_TIME),

  2535.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2536.     /* audioIns  */ 32,

  2537.     /* audioOuts */ 32,

  2538.     /* midiIns   */ 1,

  2539.     /* midiOuts  */ 1,

  2540.     /* paramIns  */ kNumInParams,

  2541.     /* paramOuts */ kNumOutParams,

  2542.     /* name      */ "Carla-Patchbay (32chan)",

  2543.     /* label     */ "carlapatchbay32",

  2544.     /* maker     */ "falkTX",

  2545.     /* copyright */ "GNU GPL v2+",

  2546.     CarlaEngineNative::_instantiatePatchbay32,

  2547.     CarlaEngineNative::_cleanup,

  2548.     CarlaEngineNative::_get_parameter_count,

  2549.     CarlaEngineNative::_get_parameter_info,

  2550.     CarlaEngineNative::_get_parameter_value,

  2551.     /* _get_midi_program_count */ nullptr,

  2552.     /* _get_midi_program_info  */ nullptr,

  2553.     CarlaEngineNative::_set_parameter_value,

  2554.     /* _set_midi_program       */ nullptr,

  2555.     /* _set_custom_data        */ nullptr,

  2556.     CarlaEngineNative::_ui_show,

  2557.     CarlaEngineNative::_ui_idle,

  2558.     CarlaEngineNative::_ui_set_parameter_value,

  2559.     /* _ui_set_midi_program    */ nullptr,

  2560.     /* _ui_set_custom_data     */ nullptr,

  2561.     CarlaEngineNative::_activate,

  2562.     CarlaEngineNative::_deactivate,

  2563.     CarlaEngineNative::_process,

  2564.     CarlaEngineNative::_get_state,

  2565.     CarlaEngineNative::_set_state,

  2566.     CarlaEngineNative::_dispatcher,

  2567.     /* _render_inline_dsplay */ nullptr,

  2568.     /* cvIns  */ 0,

  2569.     /* cvOuts */ 0,

  2570.     /* _get_buffer_port_name */ nullptr

  2571. };

  2572. 

  2573. static const NativePluginDescriptor carlaPatchbay64Desc = {

  2574.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2575.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2576.                                                   |NATIVE_PLUGIN_HAS_UI

  2577.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2578.                                                   |NATIVE_PLUGIN_USES_STATE

  2579.                                                   |NATIVE_PLUGIN_USES_TIME),

  2580.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2581.     /* audioIns  */ 64,

  2582.     /* audioOuts */ 64,

  2583.     /* midiIns   */ 1,

  2584.     /* midiOuts  */ 1,

  2585.     /* paramIns  */ kNumInParams,

  2586.     /* paramOuts */ kNumOutParams,

  2587.     /* name      */ "Carla-Patchbay (64chan)",

  2588.     /* label     */ "carlapatchbay64",

  2589.     /* maker     */ "falkTX",

  2590.     /* copyright */ "GNU GPL v2+",

  2591.     CarlaEngineNative::_instantiatePatchbay64,

  2592.     CarlaEngineNative::_cleanup,

  2593.     CarlaEngineNative::_get_parameter_count,

  2594.     CarlaEngineNative::_get_parameter_info,

  2595.     CarlaEngineNative::_get_parameter_value,

  2596.     /* _get_midi_program_count */ nullptr,

  2597.     /* _get_midi_program_info  */ nullptr,

  2598.     CarlaEngineNative::_set_parameter_value,

  2599.     /* _set_midi_program       */ nullptr,

  2600.     /* _set_custom_data        */ nullptr,

  2601.     CarlaEngineNative::_ui_show,

  2602.     CarlaEngineNative::_ui_idle,

  2603.     CarlaEngineNative::_ui_set_parameter_value,

  2604.     /* _ui_set_midi_program    */ nullptr,

  2605.     /* _ui_set_custom_data     */ nullptr,

  2606.     CarlaEngineNative::_activate,

  2607.     CarlaEngineNative::_deactivate,

  2608.     CarlaEngineNative::_process,

  2609.     CarlaEngineNative::_get_state,

  2610.     CarlaEngineNative::_set_state,

  2611.     CarlaEngineNative::_dispatcher,

  2612.     /* _render_inline_dsplay */ nullptr,

  2613.     /* cvIns  */ 0,

  2614.     /* cvOuts */ 0,

  2615.     /* _get_buffer_port_name */ nullptr

  2616. };

  2617. 

  2618. static const NativePluginDescriptor carlaPatchbayCVDesc = {

  2619.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2620.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2621.                                                   |NATIVE_PLUGIN_HAS_UI

  2622.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2623.                                                   |NATIVE_PLUGIN_USES_CONTROL_VOLTAGE

  2624.                                                   |NATIVE_PLUGIN_USES_STATE

  2625.                                                   |NATIVE_PLUGIN_USES_TIME),

  2626.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2627.     /* audioIns  */ 2,

  2628.     /* audioOuts */ 2,

  2629.     /* midiIns   */ 1,

  2630.     /* midiOuts  */ 1,

  2631.     /* paramIns  */ kNumInParams,

  2632.     /* paramOuts */ kNumOutParams,

  2633.     /* name      */ "Carla-Patchbay (CV)",

  2634.     /* label     */ "carlapatchbaycv",

  2635.     /* maker     */ "falkTX",

  2636.     /* copyright */ "GNU GPL v2+",

  2637.     CarlaEngineNative::_instantiatePatchbayCV,

  2638.     CarlaEngineNative::_cleanup,

  2639.     CarlaEngineNative::_get_parameter_count,

  2640.     CarlaEngineNative::_get_parameter_info,

  2641.     CarlaEngineNative::_get_parameter_value,

  2642.     /* _get_midi_program_count */ nullptr,

  2643.     /* _get_midi_program_info  */ nullptr,

  2644.     CarlaEngineNative::_set_parameter_value,

  2645.     /* _set_midi_program       */ nullptr,

  2646.     /* _set_custom_data        */ nullptr,

  2647.     CarlaEngineNative::_ui_show,

  2648.     CarlaEngineNative::_ui_idle,

  2649.     CarlaEngineNative::_ui_set_parameter_value,

  2650.     /* _ui_set_midi_program    */ nullptr,

  2651.     /* _ui_set_custom_data     */ nullptr,

  2652.     CarlaEngineNative::_activate,

  2653.     CarlaEngineNative::_deactivate,

  2654.     CarlaEngineNative::_process,

  2655.     CarlaEngineNative::_get_state,

  2656.     CarlaEngineNative::_set_state,

  2657.     CarlaEngineNative::_dispatcher,

  2658.     /* _render_inline_dsplay */ nullptr,

  2659.     /* cvIns  */ 5,

  2660.     /* cvOuts */ 5,

  2661.     /* _get_buffer_port_name */ nullptr

  2662. };

  2663. 

  2664. CARLA_BACKEND_END_NAMESPACE

  2665. 

  2666. // -----------------------------------------------------------------------

  2667. 

  2668. CARLA_EXPORT

  2669. void carla_register_native_plugin_carla();

  2670. 

  2671. void carla_register_native_plugin_carla()

  2672. {

  2673.     CARLA_BACKEND_USE_NAMESPACE;

  2674.     carla_register_native_plugin(&carlaRackDesc);

  2675.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2676.     carla_register_native_plugin(&carlaPatchbayDesc);

  2677.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2678.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2679.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2680.     carla_register_native_plugin(&carlaPatchbay64Desc);

  2681.     carla_register_native_plugin(&carlaPatchbayCVDesc);

  2682. }

  2683. 

  2684. // -----------------------------------------------------------------------

  2685. 

  2686. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2687. {

  2688.     CARLA_BACKEND_USE_NAMESPACE;

  2689.     return &carlaRackDesc;

  2690. }

  2691. 

  2692. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2693. {

  2694.     CARLA_BACKEND_USE_NAMESPACE;

  2695.     return &carlaPatchbayDesc;

  2696. }

  2697. 

  2698. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2699. {

  2700.     CARLA_BACKEND_USE_NAMESPACE;

  2701.     return &carlaPatchbay16Desc;

  2702. }

  2703. 

  2704. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2705. {

  2706.     CARLA_BACKEND_USE_NAMESPACE;

  2707.     return &carlaPatchbay32Desc;

  2708. }

  2709. 

  2710. const NativePluginDescriptor* carla_get_native_patchbay64_plugin()

  2711. {

  2712.     CARLA_BACKEND_USE_NAMESPACE;

  2713.     return &carlaPatchbay64Desc;

  2714. }

  2715. 

  2716. const NativePluginDescriptor* carla_get_native_patchbay_cv_plugin()

  2717. {

  2718.     CARLA_BACKEND_USE_NAMESPACE;

  2719.     return &carlaPatchbayCVDesc;

  2720. }

  2721. 

  2722. // -----------------------------------------------------------------------

  2723. // Extra stuff for linking purposes

  2724. 

  2725. #ifdef CARLA_PLUGIN_EXPORT

  2726. 

  2727. CARLA_BACKEND_START_NAMESPACE

  2728. 

  2729. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2730. 

  2731. # ifdef USING_JUCE

  2732. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2733. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2734. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2735. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2736. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2737. bool               CarlaEngine::showJuceDeviceControlPanel(const uint, const char* const)   { return false; }

  2738. # else

  2739. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2740. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2741. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2742. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2743. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2744. # endif

  2745. 

  2746. CARLA_BACKEND_END_NAMESPACE

  2747. 

  2748. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2749. #include "CarlaHostCommon.cpp"

  2750. #include "CarlaPluginUI.cpp"

  2751. #include "CarlaDssiUtils.cpp"

  2752. #include "CarlaMacUtils.cpp"

  2753. #include "CarlaPatchbayUtils.cpp"

  2754. #include "CarlaPipeUtils.cpp"

  2755. #include "CarlaStateUtils.cpp"

  2756. 

  2757. #endif

  2758. 

  2759. // -----------------------------------------------------------------------