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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) 2011-2014 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

  21. # error This file should not be compiled if building bridge

  22. #endif

  23. #ifdef CARLA_OS_WIN

  24. # error This file should not be compiled for Windows

  25. #endif

  26. 

  27. #include "CarlaEngineInternal.hpp"

  28. #include "CarlaPlugin.hpp"

  29. 

  30. #include "CarlaBackendUtils.hpp"

  31. #include "CarlaMathUtils.hpp"

  32. #include "CarlaStateUtils.hpp"

  33. 

  34. #include "CarlaExternalUI.hpp"

  35. #include "CarlaNative.hpp"

  36. 

  37. #include "juce_audio_basics.h"

  38. 

  39. using juce::FloatVectorOperations;

  40. using juce::MemoryOutputStream;

  41. using juce::ScopedPointer;

  42. using juce::String;

  43. using juce::XmlDocument;

  44. using juce::XmlElement;

  45. 

  46. CARLA_BACKEND_START_NAMESPACE

  47. 

  48. #if 0

  49. } // Fix editor indentation

  50. #endif

  51. 

  52. // -----------------------------------------------------------------------

  53. 

  54. class CarlaEngineNativeUI : public CarlaExternalUI

  55. {

  56. public:

  57.     CarlaEngineNativeUI(CarlaEngine* const engine)

  58.         : fEngine(engine)

  59.     {

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

  61.     }

  62. 

  63.     ~CarlaEngineNativeUI() override

  64.     {

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

  66.     }

  67. 

  68.     CarlaMutex& getWriteLock() noexcept

  69.     {

  70.         return fWriteLock;

  71.     }

  72. 

  73. protected:

  74.     bool msgReceived(const char* const msg) noexcept override

  75.     {

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

  77.             return true;

  78. 

  79.         bool ok = true;

  80. 

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

  82.         {

  83.             uint32_t option;

  84.             int32_t value;

  85.             const char* valueStr;

  86. 

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

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

  89.             CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(valueStr), true);

  90. 

  91.             try {

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

  93.             } catch(...) {}

  94. 

  95.             delete[] valueStr;

  96.         }

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

  98.         {

  99.             const char* filename;

  100. 

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

  102. 

  103.             try {

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

  105.             } catch(...) {}

  106. 

  107.             delete[] filename;

  108.         }

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

  110.         {

  111.             const char* filename;

  112. 

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

  114. 

  115.             try {

  116.                 ok = fEngine->loadProject(filename);

  117.             } catch(...) {}

  118. 

  119.             delete[] filename;

  120.         }

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

  122.         {

  123.             const char* filename;

  124. 

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

  126. 

  127.             try {

  128.                 ok = fEngine->saveProject(filename);

  129.             } catch(...) {}

  130. 

  131.             delete[] filename;

  132.         }

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

  134.         {

  135.             uint32_t groupA, portA, groupB, portB;

  136. 

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

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

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

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

  141. 

  142.             try {

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

  144.             } catch(...) {}

  145.         }

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

  147.         {

  148.             uint32_t connectionId;

  149. 

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

  151. 

  152.             try {

  153.                 ok = fEngine->patchbayDisconnect(connectionId);

  154.             } catch(...) {}

  155.         }

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

  157.         {

  158.             try {

  159.                 ok = fEngine->patchbayRefresh();

  160.             } catch(...) {}

  161.         }

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

  163.         {

  164.             fEngine->transportPlay();

  165.         }

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

  167.         {

  168.             fEngine->transportPause();

  169.         }

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

  171.         {

  172.             uint64_t frame;

  173. 

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

  175. 

  176.             fEngine->transportRelocate(frame);

  177.         }

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

  179.         {

  180.             uint32_t btype, ptype;

  181.             const char* filename = nullptr;

  182.             const char* name;

  183.             const char* label;

  184.             int64_t uniqueId;

  185. 

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

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

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

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

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

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

  192. 

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

  194.             {

  195.                 delete[] filename;

  196.                 filename = nullptr;

  197.             }

  198. 

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

  200.             {

  201.                 delete[] name;

  202.                 name = nullptr;

  203.             }

  204. 

  205.             ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype), filename, name, label, uniqueId, nullptr);

  206. 

  207.             if (filename != nullptr)

  208.                 delete[] filename;

  209.             if (name != nullptr)

  210.                 delete[] name;

  211.             delete[] label;

  212.         }

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

  214.         {

  215.             uint32_t pluginId;

  216. 

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

  218. 

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

  220.         }

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

  222.         {

  223.             ok = fEngine->removeAllPlugins();

  224.         }

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

  226.         {

  227.             uint32_t pluginId;

  228.             const char* newName;

  229. 

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

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

  232. 

  233.             // TODO

  234.             /*const char* name =*/ fEngine->renamePlugin(pluginId, newName);

  235. 

  236.             delete[] newName;

  237.         }

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

  239.         {

  240.             uint32_t pluginId;

  241. 

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

  243. 

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

  245.         }

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

  247.         {

  248.             uint32_t pluginId;

  249. 

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

  251. 

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

  253.         }

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

  255.         {

  256.             uint32_t pluginIdA, pluginIdB;

  257. 

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

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

  260. 

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

  262.         }

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

  264.         {

  265.             uint32_t pluginId;

  266.             const char* filename;

  267. 

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

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

  270. 

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

  272.                 plugin->loadStateFromFile(filename);

  273. 

  274.             delete[] filename;

  275.         }

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

  277.         {

  278.             uint32_t pluginId;

  279.             const char* filename;

  280. 

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

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

  283. 

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

  285.                 plugin->saveStateToFile(filename);

  286. 

  287.             delete[] filename;

  288.         }

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

  290.         {

  291.             uint32_t pluginId, option;

  292.             bool yesNo;

  293. 

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

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

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

  297. 

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

  299.                 plugin->setOption(option, yesNo);

  300.         }

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

  302.         {

  303.             uint32_t pluginId;

  304.             bool onOff;

  305. 

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

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

  308. 

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

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

  311.         }

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

  313.         {

  314.             uint32_t pluginId;

  315.             float value;

  316. 

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

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

  319. 

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

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

  322.         }

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

  324.         {

  325.             uint32_t pluginId;

  326.             float value;

  327. 

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

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

  330. 

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

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

  333.         }

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

  335.         {

  336.             uint32_t pluginId;

  337.             float value;

  338. 

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

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

  341. 

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

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

  344.         }

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

  346.         {

  347.             uint32_t pluginId;

  348.             float value;

  349. 

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

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

  352. 

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

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

  355.         }

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

  357.         {

  358.             uint32_t pluginId;

  359.             float value;

  360. 

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

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

  363. 

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

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

  366.         }

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

  368.         {

  369.             uint32_t pluginId;

  370.             int32_t channel;

  371. 

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

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

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

  375. 

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

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

  378.         }

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

  380.         {

  381.             uint32_t pluginId, parameterId;

  382.             float value;

  383. 

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

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

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

  387. 

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

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

  390.         }

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

  392.         {

  393.             uint32_t pluginId, parameterId, channel;

  394. 

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

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

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

  398.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  399. 

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

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

  402.         }

  403.         else if (std::strcmp(msg, "set_parameter_midi_cc") == 0)

  404.         {

  405.             uint32_t pluginId, parameterId;

  406.             int32_t cc;

  407. 

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

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

  410.             CARLA_SAFE_ASSERT_RETURN(readNextLineAsInt(cc), true);

  411.             CARLA_SAFE_ASSERT_RETURN(cc >= -1 && cc < 0x5F, true);

  412. 

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

  414.                 plugin->setParameterMidiCC(parameterId, static_cast<int16_t>(cc), true, false);

  415.         }

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

  417.         {

  418.             uint32_t pluginId;

  419.             int32_t index;

  420. 

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

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

  423. 

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

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

  426.         }

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

  428.         {

  429.             uint32_t pluginId;

  430.             int32_t index;

  431. 

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

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

  434. 

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

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

  437.         }

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

  439.         {

  440.             uint32_t pluginId;

  441.             const char* type;

  442.             const char* key;

  443.             const char* value;

  444. 

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

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

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

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

  449. 

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

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

  452. 

  453.             delete[] type;

  454.             delete[] key;

  455.             delete[] value;

  456.         }

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

  458.         {

  459.             uint32_t pluginId;

  460.             const char* cdata;

  461. 

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

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

  464. 

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

  466.                 plugin->setChunkData(cdata);

  467. 

  468.             delete[] cdata;

  469.         }

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

  471.         {

  472.             uint32_t pluginId;

  473. 

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

  475. 

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

  477.                 plugin->prepareForSave();

  478.         }

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

  480.         {

  481.             uint32_t pluginId;

  482. 

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

  484. 

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

  486.                 plugin->resetParameters();

  487.         }

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

  489.         {

  490.             uint32_t pluginId;

  491. 

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

  493. 

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

  495.                 plugin->randomizeParameters();

  496.         }

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

  498.         {

  499.             uint32_t pluginId, channel, note, velocity;

  500. 

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

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

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

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

  505.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  506.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  507.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  508. 

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

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

  511.         }

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

  513.         {

  514.             uint32_t pluginId;

  515.             bool yesNo;

  516. 

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

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

  519. 

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

  521.                 plugin->showCustomUI(yesNo);

  522.         }

  523.         else

  524.         {

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

  526.             return false;

  527.         }

  528. 

  529.         if (! ok)

  530.         {

  531.             const CarlaMutexLocker cml(fWriteLock);

  532.             writeMsg("error\n", 6);

  533.             writeAndFixMsg(fEngine->getLastError());

  534.         }

  535. 

  536.         return true;

  537.     }

  538. 

  539. private:

  540.     CarlaEngine* const fEngine;

  541. 

  542.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  543. };

  544. 

  545. // -----------------------------------------------------------------------

  546. 

  547. class CarlaEngineNative : public CarlaEngine

  548. {

  549. public:

  550.     CarlaEngineNative(const NativeHostDescriptor* const host, const bool isPatchbay)

  551.         : CarlaEngine(),

  552.           pHost(host),

  553.           fIsPatchbay(isPatchbay),

  554.           fIsActive(false),

  555.           fIsRunning(false),

  556.           fUiServer(this)

  557.     {

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

  559. 

  560.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  561. 

  562.         // set-up engine

  563.         if (fIsPatchbay)

  564.         {

  565.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  566.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  567.             pData->options.forceStereo         = false;

  568.             pData->options.preferPluginBridges = false;

  569.             pData->options.preferUiBridges     = false;

  570.             init("Carla-Patchbay");

  571.         }

  572.         else

  573.         {

  574.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  575.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  576.             pData->options.forceStereo         = true;

  577.             pData->options.preferPluginBridges = false;

  578.             pData->options.preferUiBridges     = false;

  579.             init("Carla-Rack");

  580.         }

  581. 

  582.         pData->graph.create(!fIsPatchbay, pData->sampleRate, pData->bufferSize, 0, 0);

  583. 

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

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

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

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

  588. 

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

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

  591. 

  592.         setCallback(_ui_server_callback, this);

  593.     }

  594. 

  595.     ~CarlaEngineNative() override

  596.     {

  597.         CARLA_SAFE_ASSERT(! fIsActive);

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

  599. 

  600.         pData->aboutToClose = true;

  601.         fIsRunning = false;

  602. 

  603.         removeAllPlugins();

  604.         runPendingRtEvents();

  605.         close();

  606. 

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

  608.     }

  609. 

  610. protected:

  611.     // -------------------------------------

  612.     // CarlaEngine virtual calls

  613. 

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

  615.     {

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

  617. 

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

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

  620. 

  621.         fIsRunning = true;

  622.         CarlaEngine::init(clientName);

  623.         return true;

  624.     }

  625. 

  626.     bool isRunning() const noexcept override

  627.     {

  628.         return fIsRunning;

  629.     }

  630. 

  631.     bool isOffline() const noexcept override

  632.     {

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

  634.     }

  635. 

  636.     EngineType getType() const noexcept override

  637.     {

  638.         return kEngineTypePlugin;

  639.     }

  640. 

  641.     const char* getCurrentDriverName() const noexcept override

  642.     {

  643.         return "Plugin";

  644.     }

  645. 

  646.     // -------------------------------------------------------------------

  647. 

  648.     const char* renamePlugin(const uint id, const char* const newName) override

  649.     {

  650.         if (const char* const retName = CarlaEngine::renamePlugin(id, newName))

  651.         {

  652.             uiServerCallback(ENGINE_CALLBACK_PLUGIN_RENAMED, id, 0, 0, 0.0f, retName);

  653.             return retName;

  654.         }

  655. 

  656.         return nullptr;

  657.     }

  658. 

  659.     // -------------------------------------------------------------------

  660. 

  661.     void bufferSizeChanged(const uint32_t newBufferSize)

  662.     {

  663.         pData->bufferSize = newBufferSize;

  664.         CarlaEngine::bufferSizeChanged(newBufferSize);

  665.     }

  666. 

  667.     void sampleRateChanged(const double newSampleRate)

  668.     {

  669.         pData->sampleRate = newSampleRate;

  670.         CarlaEngine::sampleRateChanged(newSampleRate);

  671.     }

  672. 

  673.     // -------------------------------------------------------------------

  674. 

  675.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  676.     {

  677.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  678. 

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

  680. 

  681.         std::sprintf(fTmpBuf, "PLUGIN_INFO_%i\n", pluginId);

  682.         fUiServer.writeMsg(fTmpBuf);

  683. 

  684.         std::sprintf(fTmpBuf, "%i:%i:%i:" P_INT64 ":%i:%i\n", plugin->getType(), plugin->getCategory(), plugin->getHints(), plugin->getUniqueId(), plugin->getOptionsAvailable(), plugin->getOptionsEnabled());

  685.         fUiServer.writeMsg(fTmpBuf);

  686. 

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

  688.         {

  689.             std::sprintf(fTmpBuf, "%s", filename);

  690.             fUiServer.writeAndFixMsg(fTmpBuf);

  691.         }

  692.         else

  693.             fUiServer.writeMsg("\n");

  694. 

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

  696.         {

  697.             std::sprintf(fTmpBuf, "%s", name);

  698.             fUiServer.writeAndFixMsg(fTmpBuf);

  699.         }

  700.         else

  701.             fUiServer.writeMsg("\n");

  702. 

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

  704.         {

  705.             std::sprintf(fTmpBuf, "%s", iconName);

  706.             fUiServer.writeAndFixMsg(fTmpBuf);

  707.         }

  708.         else

  709.             fUiServer.writeMsg("\n");

  710. 

  711.         plugin->getRealName(fTmpBuf);

  712.         fUiServer.writeAndFixMsg(fTmpBuf);

  713. 

  714.         plugin->getLabel(fTmpBuf);

  715.         fUiServer.writeAndFixMsg(fTmpBuf);

  716. 

  717.         plugin->getMaker(fTmpBuf);

  718.         fUiServer.writeAndFixMsg(fTmpBuf);

  719. 

  720.         plugin->getCopyright(fTmpBuf);

  721.         fUiServer.writeAndFixMsg(fTmpBuf);

  722. 

  723.         std::sprintf(fTmpBuf, "AUDIO_COUNT_%i:%i:%i\n", pluginId, plugin->getAudioInCount(), plugin->getAudioOutCount());

  724.         fUiServer.writeMsg(fTmpBuf);

  725. 

  726.         std::sprintf(fTmpBuf, "MIDI_COUNT_%i:%i:%i\n", pluginId, plugin->getMidiInCount(), plugin->getMidiOutCount());

  727.         fUiServer.writeMsg(fTmpBuf);

  728.     }

  729. 

  730.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  731.     {

  732.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  733. 

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

  735. 

  736.         uint32_t ins, outs, count;

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

  738.         count = plugin->getParameterCount();

  739.         std::sprintf(fTmpBuf, "PARAMETER_COUNT_%i:%i:%i:%i\n", pluginId, ins, outs, count);

  740.         fUiServer.writeMsg(fTmpBuf);

  741. 

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

  743.         {

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

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

  746. 

  747.             std::sprintf(fTmpBuf, "PARAMETER_DATA_%i:%i\n", pluginId, i);

  748.             fUiServer.writeMsg(fTmpBuf);

  749.             std::sprintf(fTmpBuf, "%i:%i:%i:%i\n", paramData.type, paramData.hints, paramData.midiChannel, paramData.midiCC);

  750.             fUiServer.writeMsg(fTmpBuf);

  751.             plugin->getParameterName(i, fTmpBuf);

  752.             fUiServer.writeAndFixMsg(fTmpBuf);

  753.             plugin->getParameterUnit(i, fTmpBuf);

  754.             fUiServer.writeAndFixMsg(fTmpBuf);

  755. 

  756.             std::sprintf(fTmpBuf, "PARAMETER_RANGES_%i:%i\n", pluginId, i);

  757.             fUiServer.writeMsg(fTmpBuf);

  758.             std::sprintf(fTmpBuf, "%f:%f:%f:%f:%f:%f\n", paramRanges.def, paramRanges.min, paramRanges.max, paramRanges.step, paramRanges.stepSmall, paramRanges.stepLarge);

  759.             fUiServer.writeMsg(fTmpBuf);

  760. 

  761.             std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", pluginId, i);

  762.             fUiServer.writeMsg(fTmpBuf);

  763.             std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(i));

  764.             fUiServer.writeMsg(fTmpBuf);

  765.         }

  766.     }

  767. 

  768.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  769.     {

  770.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  771. 

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

  773. 

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

  775.         std::sprintf(fTmpBuf, "PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentProgram());

  776.         fUiServer.writeMsg(fTmpBuf);

  777. 

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

  779.         {

  780.             std::sprintf(fTmpBuf, "PROGRAM_NAME_%i:%i\n", pluginId, i);

  781.             fUiServer.writeMsg(fTmpBuf);

  782.             plugin->getProgramName(i, fTmpBuf);

  783.             fUiServer.writeAndFixMsg(fTmpBuf);

  784.         }

  785. 

  786.         count = plugin->getMidiProgramCount();

  787.         std::sprintf(fTmpBuf, "MIDI_PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentMidiProgram());

  788.         fUiServer.writeMsg(fTmpBuf);

  789. 

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

  791.         {

  792.             std::sprintf(fTmpBuf, "MIDI_PROGRAM_DATA_%i:%i\n", pluginId, i);

  793.             fUiServer.writeMsg(fTmpBuf);

  794. 

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

  796.             std::sprintf(fTmpBuf, "%i:%i\n", mpData.bank, mpData.program);

  797.             fUiServer.writeMsg(fTmpBuf);

  798.             std::sprintf(fTmpBuf, "%s", mpData.name);

  799.             fUiServer.writeAndFixMsg(fTmpBuf);

  800.         }

  801.     }

  802. 

  803.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId, const int value1, const int value2, const float value3, const char* const valueStr)

  804.     {

  805.         if (! fIsRunning)

  806.             return;

  807.         if (! fUiServer.isOk())

  808.             return;

  809. 

  810.         CarlaPlugin* plugin;

  811. 

  812.         switch (action)

  813.         {

  814.         case ENGINE_CALLBACK_RELOAD_INFO:

  815.             plugin = getPlugin(pluginId);

  816. 

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

  818.             {

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

  820.                 uiServerSendPluginInfo(plugin);

  821.             }

  822.             break;

  823. 

  824.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  825.             plugin = getPlugin(pluginId);

  826. 

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

  828.             {

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

  830.                 uiServerSendPluginParameters(plugin);

  831.             }

  832.             break;

  833. 

  834.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  835.             plugin = getPlugin(pluginId);

  836. 

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

  838.             {

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

  840.                 uiServerSendPluginPrograms(plugin);

  841.             }

  842.             break;

  843. 

  844.         case ENGINE_CALLBACK_RELOAD_ALL:

  845.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  846.             plugin = getPlugin(pluginId);

  847. 

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

  849.             {

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

  851.                 uiServerSendPluginInfo(plugin);

  852.                 uiServerSendPluginParameters(plugin);

  853.                 uiServerSendPluginPrograms(plugin);

  854.             }

  855.             break;

  856. 

  857.         default:

  858.             break;

  859.         }

  860. 

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

  862. 

  863.         std::sprintf(fTmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  864.         fUiServer.writeMsg(fTmpBuf);

  865. 

  866.         std::sprintf(fTmpBuf, "%u\n", pluginId);

  867.         fUiServer.writeMsg(fTmpBuf);

  868. 

  869.         std::sprintf(fTmpBuf, "%i\n", value1);

  870.         fUiServer.writeMsg(fTmpBuf);

  871. 

  872.         std::sprintf(fTmpBuf, "%i\n", value2);

  873.         fUiServer.writeMsg(fTmpBuf);

  874. 

  875.         std::sprintf(fTmpBuf, "%f\n", value3);

  876.         fUiServer.writeMsg(fTmpBuf);

  877. 

  878.         fUiServer.writeAndFixMsg(valueStr);

  879.     }

  880. 

  881.     // -------------------------------------------------------------------

  882.     // Plugin parameter calls

  883. 

  884.     uint32_t getParameterCount() const

  885.     {

  886.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  887.             return plugin->getParameterCount();

  888. 

  889.         return 0;

  890.     }

  891. 

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

  893.     {

  894.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  895.         {

  896.             if (index < plugin->getParameterCount())

  897.             {

  898.                 static NativeParameter param;

  899.                 static char strBufName[STR_MAX+1];

  900.                 static char strBufUnit[STR_MAX+1];

  901. 

  902.                 const ParameterData& paramData(plugin->getParameterData(index));

  903.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  904. 

  905.                 plugin->getParameterName(index, strBufName);

  906.                 plugin->getParameterUnit(index, strBufUnit);

  907. 

  908.                 uint hints = 0x0;

  909. 

  910.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  911.                     hints |= ::PARAMETER_IS_BOOLEAN;

  912.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  913.                     hints |= ::PARAMETER_IS_INTEGER;

  914.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  915.                     hints |= ::PARAMETER_IS_LOGARITHMIC;

  916.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  917.                     hints |= ::PARAMETER_IS_AUTOMABLE;

  918.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  919.                     hints |= ::PARAMETER_USES_SAMPLE_RATE;

  920.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  921.                     hints |= ::PARAMETER_USES_SCALEPOINTS;

  922.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  923.                     hints |= ::PARAMETER_USES_CUSTOM_TEXT;

  924. 

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

  926.                 {

  927.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  928.                         hints |= ::PARAMETER_IS_ENABLED;

  929.                     if (paramData.type == PARAMETER_OUTPUT)

  930.                         hints |= ::PARAMETER_IS_OUTPUT;

  931.                 }

  932. 

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

  934.                 param.name  = strBufName;

  935.                 param.unit  = strBufUnit;

  936.                 param.ranges.def = paramRanges.def;

  937.                 param.ranges.min = paramRanges.min;

  938.                 param.ranges.max = paramRanges.max;

  939.                 param.ranges.step = paramRanges.step;

  940.                 param.ranges.stepSmall = paramRanges.stepSmall;

  941.                 param.ranges.stepLarge = paramRanges.stepLarge;

  942.                 param.scalePointCount = 0; // TODO

  943.                 param.scalePoints = nullptr;

  944. 

  945.                 return &param;

  946.             }

  947.         }

  948. 

  949.         return nullptr;

  950.     }

  951. 

  952.     float getParameterValue(const uint32_t index) const

  953.     {

  954.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  955.         {

  956.             if (index < plugin->getParameterCount())

  957.                 return plugin->getParameterValue(index);

  958.         }

  959. 

  960.         return 0.0f;

  961.     }

  962. 

  963.     const char* getParameterText(const uint32_t index /*, const float value*/) const

  964.     {

  965.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  966.         {

  967.             if (index < plugin->getParameterCount())

  968.             {

  969.                 static char strBuf[STR_MAX+1];

  970.                 carla_zeroChar(strBuf, STR_MAX+1);

  971. 

  972.                 plugin->getParameterText(index, /*value,*/ strBuf);

  973. 

  974.                 return strBuf;

  975.             }

  976.         }

  977. 

  978.         return nullptr;

  979.     }

  980. 

  981.     // -------------------------------------------------------------------

  982.     // Plugin midi-program calls

  983. 

  984.     uint32_t getMidiProgramCount() const

  985.     {

  986.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  987.             return plugin->getMidiProgramCount();

  988. 

  989.         return 0;

  990.     }

  991. 

  992.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  993.     {

  994.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  995.         {

  996.             if (index < plugin->getMidiProgramCount())

  997.             {

  998.                 static NativeMidiProgram midiProg;

  999. 

  1000.                 {

  1001.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1002. 

  1003.                     midiProg.bank    = midiProgData.bank;

  1004.                     midiProg.program = midiProgData.program;

  1005.                     midiProg.name    = midiProgData.name;

  1006.                 }

  1007. 

  1008.                 return &midiProg;

  1009.             }

  1010.         }

  1011. 

  1012.         return nullptr;

  1013.     }

  1014. 

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

  1016.     // Plugin state calls

  1017. 

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

  1019.     {

  1020.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1021.         {

  1022.             if (index < plugin->getParameterCount())

  1023.                 plugin->setParameterValue(index, value, false, false, false);

  1024.         }

  1025.     }

  1026. 

  1027.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1028.     {

  1029.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1030.             plugin->setMidiProgramById(bank, program, false, false, false);

  1031.     }

  1032. 

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

  1034.     // Plugin process calls

  1035. 

  1036.     void activate()

  1037.     {

  1038. #if 0

  1039.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1040.         {

  1041.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1042. 

  1043.             if (plugin == nullptr || ! plugin->isEnabled())

  1044.                 continue;

  1045. 

  1046.             plugin->setActive(true, true, false);

  1047.         }

  1048. #endif

  1049.         fIsActive = true;

  1050.     }

  1051. 

  1052.     void deactivate()

  1053.     {

  1054.         fIsActive = false;

  1055. #if 0

  1056.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1057.         {

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

  1059. 

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

  1061.                 continue;

  1062. 

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

  1064.         }

  1065. #endif

  1066. 

  1067.         // just in case

  1068.         runPendingRtEvents();

  1069.     }

  1070. 

  1071.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1072.     {

  1073.         if (pData->curPluginCount == 0 && ! fIsPatchbay)

  1074.         {

  1075.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], frames);

  1076.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], frames);

  1077. 

  1078.             return runPendingRtEvents();;

  1079.         }

  1080. 

  1081.         // ---------------------------------------------------------------

  1082.         // Time Info

  1083. 

  1084.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1085. 

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

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

  1088.         pData->timeInfo.usecs   = timeInfo->usecs;

  1089.         pData->timeInfo.valid   = 0x0;

  1090. 

  1091.         if (timeInfo->bbt.valid)

  1092.         {

  1093.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1094. 

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

  1096.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

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

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

  1099. 

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

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

  1102. 

  1103.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1104.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1105.         }

  1106. 

  1107.         // ---------------------------------------------------------------

  1108.         // initialize events

  1109. 

  1110.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

  1111.         carla_zeroStruct<EngineEvent>(pData->events.out, kMaxEngineEventInternalCount);

  1112. 

  1113.         // ---------------------------------------------------------------

  1114.         // events input (before processing)

  1115. 

  1116.         {

  1117.             uint32_t engineEventIndex = 0;

  1118. 

  1119.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1120.             {

  1121.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1122.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1123. 

  1124.                 engineEvent.time = midiEvent.time;

  1125.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data);

  1126. 

  1127.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1128.                     break;

  1129.             }

  1130.         }

  1131. 

  1132.         if (fIsPatchbay)

  1133.         {

  1134.             // -----------------------------------------------------------

  1135.             // create audio buffers

  1136. 

  1137.             //float*   inBuf[2]    = { inBuffer[0], inBuffer[1] };

  1138.             //float*   outBuf[2]   = { outBuffer[0], outBuffer[1] };

  1139.             //uint32_t bufCount[2] = { 2, 2 };

  1140. 

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

  1142.             // process

  1143. 

  1144.             //pData->processPatchbay(inBuf, outBuf, bufCount, frames, isOffline());

  1145.         }

  1146.         else

  1147.         {

  1148.             // -----------------------------------------------------------

  1149.             // create audio buffers

  1150. 

  1151.             const float* inBuf[2]  = { inBuffer[0], inBuffer[1] };

  1152.                   float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1153. 

  1154.             // -----------------------------------------------------------

  1155.             // process

  1156. 

  1157.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1158.         }

  1159. 

  1160.         // ---------------------------------------------------------------

  1161.         // events output (after processing)

  1162. 

  1163.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1164. 

  1165.         {

  1166.             NativeMidiEvent midiEvent;

  1167. 

  1168.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1169.             {

  1170.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1171. 

  1172.                 if (engineEvent.type == kEngineEventTypeNull)

  1173.                     break;

  1174. 

  1175.                 midiEvent.time = engineEvent.time;

  1176. 

  1177.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1178.                 {

  1179.                     midiEvent.port = 0;

  1180.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1181.                 }

  1182.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1183.                 {

  1184.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1185.                         continue;

  1186. 

  1187.                     midiEvent.port = engineEvent.midi.port;

  1188.                     midiEvent.size = engineEvent.midi.size;

  1189. 

  1190.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1191. 

  1192.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1193.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1194.                 }

  1195.                 else

  1196.                 {

  1197.                     carla_stderr("Unknown event type...");

  1198.                     continue;

  1199.                 }

  1200. 

  1201.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1202.             }

  1203.         }

  1204. 

  1205.         runPendingRtEvents();

  1206.     }

  1207. 

  1208.     // -------------------------------------------------------------------

  1209.     // Plugin UI calls

  1210. 

  1211.     void uiShow(const bool show)

  1212.     {

  1213.         if (show)

  1214.         {

  1215.             if (fUiServer.isOk())

  1216.                 return;

  1217. 

  1218.             CarlaString path(pHost->resourceDir);

  1219.             path += "/carla-plugin";

  1220. 

  1221.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1222. 

  1223.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1224.             fUiServer.start();

  1225. 

  1226.             for (uint i=0; i < pData->curPluginCount; ++i)

  1227.             {

  1228.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1229. 

  1230.                 if (plugin != nullptr && plugin->isEnabled())

  1231.                 {

  1232.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1233.                 }

  1234.             }

  1235.         }

  1236.         else

  1237.         {

  1238.             fUiServer.stop();

  1239.         }

  1240.     }

  1241. 

  1242.     void uiIdle()

  1243.     {

  1244.         CarlaEngine::idle();

  1245.         fUiServer.idle();

  1246. 

  1247.         if (! fUiServer.isOk())

  1248.             return;

  1249. 

  1250.         for (uint i=0; i < pData->curPluginCount; ++i)

  1251.         {

  1252.             const EnginePluginData& plugData(pData->plugins[i]);

  1253.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1254. 

  1255.             {

  1256.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1257. 

  1258.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1259.                 fUiServer.writeMsg(fTmpBuf);

  1260. 

  1261.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1262.                 fUiServer.writeMsg(fTmpBuf);

  1263.             }

  1264. 

  1265.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1266.             {

  1267.                 if (plugin->isParameterOutput(j))

  1268.                     continue;

  1269. 

  1270.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1271. 

  1272.                 std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1273.                 fUiServer.writeMsg(fTmpBuf);

  1274.                 std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1275.                 fUiServer.writeMsg(fTmpBuf);

  1276.             }

  1277.         }

  1278. 

  1279.         switch (fUiServer.getAndResetUiState())

  1280.         {

  1281.         case CarlaExternalUI::UiNone:

  1282.         case CarlaExternalUI::UiShow:

  1283.             break;

  1284.         case CarlaExternalUI::UiCrashed:

  1285.             pHost->dispatcher(pHost->handle, HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1286.             break;

  1287.         case CarlaExternalUI::UiHide:

  1288.             pHost->ui_closed(pHost->handle);

  1289.             fUiServer.stop();

  1290.             break;

  1291.         }

  1292.     }

  1293. 

  1294.     // -------------------------------------------------------------------

  1295.     // Plugin state calls

  1296. 

  1297.     char* getState() const

  1298.     {

  1299.         MemoryOutputStream out;

  1300.         out << "<?xml version='1.0' encoding='UTF-8'?>\n";

  1301.         out << "<!DOCTYPE CARLA-PROJECT>\n";

  1302.         out << "<CARLA-PROJECT VERSION='2.0'>\n";

  1303. 

  1304.         bool firstPlugin = true;

  1305.         char strBuf[STR_MAX+1];

  1306. 

  1307.         for (uint i=0; i < pData->curPluginCount; ++i)

  1308.         {

  1309.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1310. 

  1311.             if (plugin != nullptr && plugin->isEnabled())

  1312.             {

  1313.                 if (! firstPlugin)

  1314.                     out << "\n";

  1315. 

  1316.                 strBuf[0] = '\0';

  1317. 

  1318.                 plugin->getRealName(strBuf);

  1319. 

  1320.                 //if (strBuf[0] != '\0')

  1321.                 //    out << QString(" <!-- %1 -->\n").arg(xmlSafeString(strBuf, true));

  1322. 

  1323.                 out << " <Plugin>\n";

  1324.                 out << plugin->getStateSave().toString();

  1325.                 out << " </Plugin>\n";

  1326. 

  1327.                 firstPlugin = false;

  1328.             }

  1329.         }

  1330. 

  1331.         out << "</CARLA-PROJECT>\n";

  1332. 

  1333.         return strdup(out.toString().toRawUTF8());

  1334.     }

  1335. 

  1336.     void setState(const char* const data)

  1337.     {

  1338.         const String text(data);

  1339.         XmlDocument xml(text);

  1340. 

  1341.         ScopedPointer<XmlElement> xmlElement(xml.getDocumentElement(true));

  1342.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1343.         CARLA_SAFE_ASSERT_RETURN(xmlElement->getTagName().equalsIgnoreCase("carla-project"),);

  1344. 

  1345.         // completely load file

  1346.         xmlElement = xml.getDocumentElement(false);

  1347.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1348. 

  1349.         //bool pluginsAdded = false;

  1350. 

  1351.         for (XmlElement* elem = xmlElement->getFirstChildElement(); elem != nullptr; elem = elem->getNextElement())

  1352.         {

  1353.             const String& tagName(elem->getTagName());

  1354. 

  1355.             if (tagName.equalsIgnoreCase("plugin"))

  1356.             {

  1357.                 StateSave stateSave;

  1358.                 stateSave.fillFromXmlElement(elem);

  1359. 

  1360.                 CARLA_SAFE_ASSERT_CONTINUE(stateSave.type != nullptr);

  1361. 

  1362.                 const void* extraStuff = nullptr;

  1363. 

  1364.                 // check if using GIG, SF2 or SFZ 16outs

  1365.                 static const char kUse16OutsSuffix[] = " (16 outs)";

  1366. 

  1367.                 const PluginType ptype(getPluginTypeFromString(stateSave.type));

  1368. 

  1369.                 if (CarlaString(stateSave.label).endsWith(kUse16OutsSuffix))

  1370.                 {

  1371.                     if (ptype == PLUGIN_GIG || ptype == PLUGIN_SF2)

  1372.                         extraStuff = "true";

  1373.                 }

  1374. 

  1375.                 // TODO - proper find&load plugins

  1376. 

  1377.                 if (addPlugin(ptype, stateSave.binary, stateSave.name, stateSave.label, stateSave.uniqueId, extraStuff))

  1378.                 {

  1379.                     if (CarlaPlugin* const plugin = getPlugin(pData->curPluginCount-1))

  1380.                         plugin->loadStateSave(stateSave);

  1381.                 }

  1382. 

  1383.                 //pluginsAdded = true;

  1384.             }

  1385.         }

  1386. 

  1387.         //if (pluginsAdded)

  1388.         //    pHost->dispatcher(pHost->handle, HOST_OPCODE_RELOAD_ALL, 0, 0, nullptr, 0.0f);

  1389.     }

  1390. 

  1391.     // -------------------------------------------------------------------

  1392. 

  1393. public:

  1394.     #define handlePtr ((CarlaEngineNative*)handle)

  1395. 

  1396.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1397.     {

  1398.         return new CarlaEngineNative(host, false);

  1399.     }

  1400. 

  1401.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1402.     {

  1403.         return new CarlaEngineNative(host, true);

  1404.     }

  1405. 

  1406.     static void _cleanup(NativePluginHandle handle)

  1407.     {

  1408.         delete handlePtr;

  1409.     }

  1410. 

  1411.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1412.     {

  1413.         return handlePtr->getParameterCount();

  1414.     }

  1415. 

  1416.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1417.     {

  1418.         return handlePtr->getParameterInfo(index);

  1419.     }

  1420. 

  1421.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1422.     {

  1423.         return handlePtr->getParameterValue(index);

  1424.     }

  1425. 

  1426.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1427.     {

  1428.         return handlePtr->getParameterText(index /*, value*/);

  1429.     }

  1430. 

  1431.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1432.     {

  1433.         return handlePtr->getMidiProgramCount();

  1434.     }

  1435. 

  1436.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1437.     {

  1438.         return handlePtr->getMidiProgramInfo(index);

  1439.     }

  1440. 

  1441.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1442.     {

  1443.         handlePtr->setParameterValue(index, value);

  1444.     }

  1445. 

  1446.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1447.     {

  1448.         handlePtr->setMidiProgram(channel, bank, program);

  1449.     }

  1450. 

  1451.     static void _ui_show(NativePluginHandle handle, bool show)

  1452.     {

  1453.         handlePtr->uiShow(show);

  1454.     }

  1455. 

  1456.     static void _ui_idle(NativePluginHandle handle)

  1457.     {

  1458.         handlePtr->uiIdle();

  1459.     }

  1460. 

  1461.     static void _activate(NativePluginHandle handle)

  1462.     {

  1463.         handlePtr->activate();

  1464.     }

  1465. 

  1466.     static void _deactivate(NativePluginHandle handle)

  1467.     {

  1468.         handlePtr->deactivate();

  1469.     }

  1470. 

  1471.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1472.     {

  1473.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1474.     }

  1475. 

  1476.     static char* _get_state(NativePluginHandle handle)

  1477.     {

  1478.         return handlePtr->getState();

  1479.     }

  1480. 

  1481.     static void _set_state(NativePluginHandle handle, const char* data)

  1482.     {

  1483.         handlePtr->setState(data);

  1484.     }

  1485. 

  1486.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1487.     {

  1488.         switch(opcode)

  1489.         {

  1490.         case PLUGIN_OPCODE_NULL:

  1491.             return 0;

  1492.         case PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1493.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1494.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1495.             return 0;

  1496.         case PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1497.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1498.             return 0;

  1499.         case PLUGIN_OPCODE_OFFLINE_CHANGED:

  1500.             handlePtr->offlineModeChanged(value != 0);

  1501.             return 0;

  1502.         case PLUGIN_OPCODE_UI_NAME_CHANGED:

  1503.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1504.             return 0;

  1505.         }

  1506. 

  1507.         return 0;

  1508. 

  1509.         // unused

  1510.         (void)index;

  1511.         (void)ptr;

  1512.     }

  1513. 

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

  1515. 

  1516.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1517.     {

  1518.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1519.     }

  1520. 

  1521.     // -------------------------------------------------------------------

  1522. 

  1523.     #undef handlePtr

  1524. 

  1525. private:

  1526.     const NativeHostDescriptor* const pHost;

  1527. 

  1528.     const bool fIsPatchbay; // rack if false

  1529.     bool fIsActive, fIsRunning;

  1530.     CarlaEngineNativeUI fUiServer;

  1531. 

  1532.     char fTmpBuf[STR_MAX+1];

  1533. 

  1534.     CarlaPlugin* _getFirstPlugin() const noexcept

  1535.     {

  1536.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1537.             return nullptr;

  1538. 

  1539.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1540. 

  1541.         if (plugin == nullptr || ! plugin->isEnabled())

  1542.             return nullptr;

  1543. 

  1544.         return pData->plugins[0].plugin;

  1545.     }

  1546. 

  1547.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1548. };

  1549. 

  1550. // -----------------------------------------------------------------------

  1551. 

  1552. static const NativePluginDescriptor carlaRackDesc = {

  1553.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1554.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1555.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1556.     /* audioIns  */ 2,

  1557.     /* audioOuts */ 2,

  1558.     /* midiIns   */ 1,

  1559.     /* midiOuts  */ 1,

  1560.     /* paramIns  */ 0,

  1561.     /* paramOuts */ 0,

  1562.     /* name      */ "Carla-Rack",

  1563.     /* label     */ "carlarack",

  1564.     /* maker     */ "falkTX",

  1565.     /* copyright */ "GNU GPL v2+",

  1566.     CarlaEngineNative::_instantiateRack,

  1567.     CarlaEngineNative::_cleanup,

  1568.     CarlaEngineNative::_get_parameter_count,

  1569.     CarlaEngineNative::_get_parameter_info,

  1570.     CarlaEngineNative::_get_parameter_value,

  1571.     CarlaEngineNative::_get_parameter_text,

  1572.     CarlaEngineNative::_get_midi_program_count,

  1573.     CarlaEngineNative::_get_midi_program_info,

  1574.     CarlaEngineNative::_set_parameter_value,

  1575.     CarlaEngineNative::_set_midi_program,

  1576.     /* _set_custom_data        */ nullptr,

  1577.     CarlaEngineNative::_ui_show,

  1578.     CarlaEngineNative::_ui_idle,

  1579.     /* _ui_set_parameter_value */ nullptr,

  1580.     /* _ui_set_midi_program    */ nullptr,

  1581.     /* _ui_set_custom_data     */ nullptr,

  1582.     CarlaEngineNative::_activate,

  1583.     CarlaEngineNative::_deactivate,

  1584.     CarlaEngineNative::_process,

  1585.     CarlaEngineNative::_get_state,

  1586.     CarlaEngineNative::_set_state,

  1587.     CarlaEngineNative::_dispatcher

  1588. };

  1589. 

  1590. #if 0

  1591. static const NativePluginDescriptor carlaPatchbayDesc = {

  1592.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1593.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1594.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1595.     /* audioIns  */ 2,

  1596.     /* audioOuts */ 2,

  1597.     /* midiIns   */ 1,

  1598.     /* midiOuts  */ 1,

  1599.     /* paramIns  */ 0,

  1600.     /* paramOuts */ 0,

  1601.     /* name      */ "Carla-Patchbay",

  1602.     /* label     */ "carlapatchbay",

  1603.     /* maker     */ "falkTX",

  1604.     /* copyright */ "GNU GPL v2+",

  1605.     CarlaEngineNative::_instantiatePatchbay,

  1606.     CarlaEngineNative::_cleanup,

  1607.     CarlaEngineNative::_get_parameter_count,

  1608.     CarlaEngineNative::_get_parameter_info,

  1609.     CarlaEngineNative::_get_parameter_value,

  1610.     CarlaEngineNative::_get_parameter_text,

  1611.     CarlaEngineNative::_get_midi_program_count,

  1612.     CarlaEngineNative::_get_midi_program_info,

  1613.     CarlaEngineNative::_set_parameter_value,

  1614.     CarlaEngineNative::_set_midi_program,

  1615.     /* _set_custom_data        */ nullptr,

  1616.     CarlaEngineNative::_ui_show,

  1617.     CarlaEngineNative::_ui_idle,

  1618.     /* _ui_set_parameter_value */ nullptr,

  1619.     /* _ui_set_midi_program    */ nullptr,

  1620.     /* _ui_set_custom_data     */ nullptr,

  1621.     CarlaEngineNative::_activate,

  1622.     CarlaEngineNative::_deactivate,

  1623.     CarlaEngineNative::_process,

  1624.     CarlaEngineNative::_get_state,

  1625.     CarlaEngineNative::_set_state,

  1626.     CarlaEngineNative::_dispatcher

  1627. };

  1628. #endif

  1629. 

  1630. CARLA_BACKEND_END_NAMESPACE

  1631. 

  1632. // -----------------------------------------------------------------------

  1633. 

  1634. CARLA_EXPORT

  1635. void carla_register_native_plugin_carla();

  1636. 

  1637. void carla_register_native_plugin_carla()

  1638. {

  1639.     CARLA_BACKEND_USE_NAMESPACE;

  1640.     carla_register_native_plugin(&carlaRackDesc);

  1641. #if 0

  1642.     carla_register_native_plugin(&carlaPatchbayDesc);

  1643. #endif

  1644. }

  1645. 

  1646. // -----------------------------------------------------------------------

  1647. 

  1648. CARLA_EXPORT

  1649. const NativePluginDescriptor* get_carla_native_plugin();

  1650. 

  1651. const NativePluginDescriptor* get_carla_native_plugin()

  1652. {

  1653.     CARLA_BACKEND_USE_NAMESPACE;

  1654.     return &carlaRackDesc;

  1655. }

  1656. 

  1657. // -----------------------------------------------------------------------

  1658. // Extra stuff for linking purposes

  1659. 

  1660. #ifdef CARLA_PLUGIN_EXPORT

  1661. 

  1662. CARLA_BACKEND_START_NAMESPACE

  1663. 

  1664. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  1665. 

  1666. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  1667. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  1668. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  1669. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  1670. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  1671. 

  1672. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  1673. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  1674. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  1675. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  1676. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  1677. 

  1678. CARLA_BACKEND_END_NAMESPACE

  1679. 

  1680. #include "CarlaDssiUtils.cpp"

  1681. #include "CarlaStateUtils.cpp"

  1682. 

  1683. #endif

  1684. 

  1685. // -----------------------------------------------------------------------