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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 "CarlaBinaryUtils.hpp"

  32. #include "CarlaMathUtils.hpp"

  33. #include "CarlaStateUtils.hpp"

  34. 

  35. #include "CarlaExternalUI.hpp"

  36. #include "CarlaNative.hpp"

  37. 

  38. #include "juce_audio_basics.h"

  39. 

  40. using juce::FloatVectorOperations;

  41. using juce::MemoryOutputStream;

  42. using juce::ScopedPointer;

  43. using juce::String;

  44. using juce::XmlDocument;

  45. using juce::XmlElement;

  46. 

  47. CARLA_BACKEND_START_NAMESPACE

  48. 

  49. // -----------------------------------------------------------------------

  50. 

  51. class CarlaEngineNativeUI : public CarlaExternalUI

  52. {

  53. public:

  54.     CarlaEngineNativeUI(CarlaEngine* const engine)

  55.         : fEngine(engine)

  56.     {

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

  58.     }

  59. 

  60.     ~CarlaEngineNativeUI() override

  61.     {

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

  63.     }

  64. 

  65.     CarlaMutex& getWriteLock() noexcept

  66.     {

  67.         return fWriteLock;

  68.     }

  69. 

  70. protected:

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

  72.     {

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

  74.             return true;

  75. 

  76.         bool ok = true;

  77. 

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

  79.         {

  80.             uint32_t option;

  81.             int32_t value;

  82.             const char* valueStr;

  83. 

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

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

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

  87. 

  88.             try {

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

  90.             } catch(...) {}

  91. 

  92.             delete[] valueStr;

  93.         }

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

  95.         {

  96.             const char* filename;

  97. 

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

  99. 

  100.             try {

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

  102.             } catch(...) {}

  103. 

  104.             delete[] filename;

  105.         }

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

  107.         {

  108.             const char* filename;

  109. 

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

  111. 

  112.             try {

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

  114.             } catch(...) {}

  115. 

  116.             delete[] filename;

  117.         }

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

  119.         {

  120.             const char* filename;

  121. 

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

  123. 

  124.             try {

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

  126.             } catch(...) {}

  127. 

  128.             delete[] filename;

  129.         }

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

  131.         {

  132.             uint32_t groupA, portA, groupB, portB;

  133. 

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

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

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

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

  138. 

  139.             try {

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

  141.             } catch(...) {}

  142.         }

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

  144.         {

  145.             uint32_t connectionId;

  146. 

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

  148. 

  149.             try {

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

  151.             } catch(...) {}

  152.         }

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

  154.         {

  155.             try {

  156.                 ok = fEngine->patchbayRefresh();

  157.             } catch(...) {}

  158.         }

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

  160.         {

  161.             fEngine->transportPlay();

  162.         }

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

  164.         {

  165.             fEngine->transportPause();

  166.         }

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

  168.         {

  169.             uint64_t frame;

  170. 

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

  172. 

  173.             fEngine->transportRelocate(frame);

  174.         }

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

  176.         {

  177.             uint32_t btype, ptype;

  178.             const char* filename = nullptr;

  179.             const char* name;

  180.             const char* label;

  181.             int64_t uniqueId;

  182. 

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

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

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

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

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

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

  189. 

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

  191.             {

  192.                 delete[] filename;

  193.                 filename = nullptr;

  194.             }

  195. 

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

  197.             {

  198.                 delete[] name;

  199.                 name = nullptr;

  200.             }

  201. 

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

  203. 

  204.             if (filename != nullptr)

  205.                 delete[] filename;

  206.             if (name != nullptr)

  207.                 delete[] name;

  208.             delete[] label;

  209.         }

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

  211.         {

  212.             uint32_t pluginId;

  213. 

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

  215. 

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

  217.         }

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

  219.         {

  220.             ok = fEngine->removeAllPlugins();

  221.         }

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

  223.         {

  224.             uint32_t pluginId;

  225.             const char* newName;

  226. 

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

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

  229. 

  230.             // TODO

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

  232. 

  233.             delete[] newName;

  234.         }

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

  236.         {

  237.             uint32_t pluginId;

  238. 

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

  240. 

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

  242.         }

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

  244.         {

  245.             uint32_t pluginId;

  246. 

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

  248. 

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

  250.         }

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

  252.         {

  253.             uint32_t pluginIdA, pluginIdB;

  254. 

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

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

  257. 

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

  259.         }

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

  261.         {

  262.             uint32_t pluginId;

  263.             const char* filename;

  264. 

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

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

  267. 

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

  269.                 plugin->loadStateFromFile(filename);

  270. 

  271.             delete[] filename;

  272.         }

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

  274.         {

  275.             uint32_t pluginId;

  276.             const char* filename;

  277. 

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

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

  280. 

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

  282.                 plugin->saveStateToFile(filename);

  283. 

  284.             delete[] filename;

  285.         }

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

  287.         {

  288.             uint32_t pluginId, option;

  289.             bool yesNo;

  290. 

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

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

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

  294. 

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

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

  297.         }

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

  299.         {

  300.             uint32_t pluginId;

  301.             bool onOff;

  302. 

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

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

  305. 

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

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

  308.         }

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

  310.         {

  311.             uint32_t pluginId;

  312.             float value;

  313. 

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

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

  316. 

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

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

  319.         }

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

  321.         {

  322.             uint32_t pluginId;

  323.             float value;

  324. 

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

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

  327. 

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

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

  330.         }

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

  332.         {

  333.             uint32_t pluginId;

  334.             float value;

  335. 

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

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

  338. 

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

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

  341.         }

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

  343.         {

  344.             uint32_t pluginId;

  345.             float value;

  346. 

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

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

  349. 

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

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

  352.         }

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

  354.         {

  355.             uint32_t pluginId;

  356.             float value;

  357. 

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

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

  360. 

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

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

  363.         }

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

  365.         {

  366.             uint32_t pluginId;

  367.             int32_t channel;

  368. 

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

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

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

  372. 

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

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

  375.         }

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

  377.         {

  378.             uint32_t pluginId, parameterId;

  379.             float value;

  380. 

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

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

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

  384. 

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

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

  387.         }

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

  389.         {

  390.             uint32_t pluginId, parameterId, channel;

  391. 

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

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

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

  395.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  396. 

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

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

  399.         }

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

  401.         {

  402.             uint32_t pluginId, parameterId;

  403.             int32_t cc;

  404. 

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

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

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

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

  409. 

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

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

  412.         }

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

  414.         {

  415.             uint32_t pluginId;

  416.             int32_t index;

  417. 

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

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

  420. 

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

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

  423.         }

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

  425.         {

  426.             uint32_t pluginId;

  427.             int32_t index;

  428. 

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

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

  431. 

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

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

  434.         }

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

  436.         {

  437.             uint32_t pluginId;

  438.             const char* type;

  439.             const char* key;

  440.             const char* value;

  441. 

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

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

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

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

  446. 

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

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

  449. 

  450.             delete[] type;

  451.             delete[] key;

  452.             delete[] value;

  453.         }

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

  455.         {

  456.             uint32_t pluginId;

  457.             const char* cdata;

  458. 

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

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

  461. 

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

  463.                 plugin->setChunkData(cdata);

  464. 

  465.             delete[] cdata;

  466.         }

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

  468.         {

  469.             uint32_t pluginId;

  470. 

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

  472. 

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

  474.                 plugin->prepareForSave();

  475.         }

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

  477.         {

  478.             uint32_t pluginId;

  479. 

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

  481. 

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

  483.                 plugin->resetParameters();

  484.         }

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

  486.         {

  487.             uint32_t pluginId;

  488. 

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

  490. 

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

  492.                 plugin->randomizeParameters();

  493.         }

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

  495.         {

  496.             uint32_t pluginId, channel, note, velocity;

  497. 

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

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

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

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

  502.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  503.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  504.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  505. 

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

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

  508.         }

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

  510.         {

  511.             uint32_t pluginId;

  512.             bool yesNo;

  513. 

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

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

  516. 

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

  518.                 plugin->showCustomUI(yesNo);

  519.         }

  520.         else

  521.         {

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

  523.             return false;

  524.         }

  525. 

  526.         if (! ok)

  527.         {

  528.             const CarlaMutexLocker cml(fWriteLock);

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

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

  531.         }

  532. 

  533.         return true;

  534.     }

  535. 

  536. private:

  537.     CarlaEngine* const fEngine;

  538. 

  539.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  540. };

  541. 

  542. // -----------------------------------------------------------------------

  543. 

  544. class CarlaEngineNative : public CarlaEngine

  545. {

  546. public:

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

  548.         : CarlaEngine(),

  549.           pHost(host),

  550.           fIsPatchbay(isPatchbay),

  551.           fIsActive(false),

  552.           fIsRunning(false),

  553.           fUiServer(this)

  554.     {

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

  556. 

  557.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  558. 

  559.         // set-up engine

  560.         if (fIsPatchbay)

  561.         {

  562.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  563.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  564.             pData->options.forceStereo         = false;

  565.             pData->options.preferPluginBridges = false;

  566.             pData->options.preferUiBridges     = false;

  567.             init("Carla-Patchbay");

  568.             pData->graph.create(false, pData->sampleRate, pData->bufferSize, 2, 2);

  569.         }

  570.         else

  571.         {

  572.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  573.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  574.             pData->options.forceStereo         = true;

  575.             pData->options.preferPluginBridges = false;

  576.             pData->options.preferUiBridges     = false;

  577.             init("Carla-Rack");

  578.             pData->graph.create(true, pData->sampleRate, pData->bufferSize, 0, 0);

  579.         }

  580. 

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

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

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

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

  585. 

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

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

  588. 

  589.         setCallback(_ui_server_callback, this);

  590.     }

  591. 

  592.     ~CarlaEngineNative() override

  593.     {

  594.         CARLA_SAFE_ASSERT(! fIsActive);

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

  596. 

  597.         pData->aboutToClose = true;

  598.         fIsRunning = false;

  599. 

  600.         removeAllPlugins();

  601.         runPendingRtEvents();

  602.         close();

  603. 

  604.         pData->graph.destroy();

  605. 

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

  607.     }

  608. 

  609. protected:

  610.     // -------------------------------------

  611.     // CarlaEngine virtual calls

  612. 

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

  614.     {

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

  616. 

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

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

  619. 

  620.         fIsRunning = true;

  621.         CarlaEngine::init(clientName);

  622.         return true;

  623.     }

  624. 

  625.     bool isRunning() const noexcept override

  626.     {

  627.         return fIsRunning;

  628.     }

  629. 

  630.     bool isOffline() const noexcept override

  631.     {

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

  633.     }

  634. 

  635.     EngineType getType() const noexcept override

  636.     {

  637.         return kEngineTypePlugin;

  638.     }

  639. 

  640.     const char* getCurrentDriverName() const noexcept override

  641.     {

  642.         return "Plugin";

  643.     }

  644. 

  645.     // -------------------------------------------------------------------

  646. 

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

  648.     {

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

  650.         {

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

  652.             return retName;

  653.         }

  654. 

  655.         return nullptr;

  656.     }

  657. 

  658.     // -------------------------------------------------------------------

  659. 

  660.     void bufferSizeChanged(const uint32_t newBufferSize)

  661.     {

  662.         pData->bufferSize = newBufferSize;

  663.         CarlaEngine::bufferSizeChanged(newBufferSize);

  664.     }

  665. 

  666.     void sampleRateChanged(const double newSampleRate)

  667.     {

  668.         pData->sampleRate = newSampleRate;

  669.         CarlaEngine::sampleRateChanged(newSampleRate);

  670.     }

  671. 

  672.     // -------------------------------------------------------------------

  673. 

  674.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  675.     {

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

  677. 

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

  679. 

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

  681.         fUiServer.writeMsg(fTmpBuf);

  682. 

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

  684.         fUiServer.writeMsg(fTmpBuf);

  685. 

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

  687.         {

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

  689.             fUiServer.writeAndFixMsg(fTmpBuf);

  690.         }

  691.         else

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

  693. 

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

  695.         {

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

  697.             fUiServer.writeAndFixMsg(fTmpBuf);

  698.         }

  699.         else

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

  701. 

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

  703.         {

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

  705.             fUiServer.writeAndFixMsg(fTmpBuf);

  706.         }

  707.         else

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

  709. 

  710.         plugin->getRealName(fTmpBuf);

  711.         fUiServer.writeAndFixMsg(fTmpBuf);

  712. 

  713.         plugin->getLabel(fTmpBuf);

  714.         fUiServer.writeAndFixMsg(fTmpBuf);

  715. 

  716.         plugin->getMaker(fTmpBuf);

  717.         fUiServer.writeAndFixMsg(fTmpBuf);

  718. 

  719.         plugin->getCopyright(fTmpBuf);

  720.         fUiServer.writeAndFixMsg(fTmpBuf);

  721. 

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

  723.         fUiServer.writeMsg(fTmpBuf);

  724. 

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

  726.         fUiServer.writeMsg(fTmpBuf);

  727.     }

  728. 

  729.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  730.     {

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

  732. 

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

  734. 

  735.         uint32_t ins, outs, count;

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

  737.         count = plugin->getParameterCount();

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

  739.         fUiServer.writeMsg(fTmpBuf);

  740. 

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

  742.         {

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

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

  745. 

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

  747.             fUiServer.writeMsg(fTmpBuf);

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

  749.             fUiServer.writeMsg(fTmpBuf);

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

  751.             fUiServer.writeAndFixMsg(fTmpBuf);

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

  753.             fUiServer.writeAndFixMsg(fTmpBuf);

  754. 

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

  756.             fUiServer.writeMsg(fTmpBuf);

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

  758.             fUiServer.writeMsg(fTmpBuf);

  759. 

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

  761.             fUiServer.writeMsg(fTmpBuf);

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

  763.             fUiServer.writeMsg(fTmpBuf);

  764.         }

  765.     }

  766. 

  767.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  768.     {

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

  770. 

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

  772. 

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

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

  775.         fUiServer.writeMsg(fTmpBuf);

  776. 

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

  778.         {

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

  780.             fUiServer.writeMsg(fTmpBuf);

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

  782.             fUiServer.writeAndFixMsg(fTmpBuf);

  783.         }

  784. 

  785.         count = plugin->getMidiProgramCount();

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

  787.         fUiServer.writeMsg(fTmpBuf);

  788. 

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

  790.         {

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

  792.             fUiServer.writeMsg(fTmpBuf);

  793. 

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

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

  796.             fUiServer.writeMsg(fTmpBuf);

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

  798.             fUiServer.writeAndFixMsg(fTmpBuf);

  799.         }

  800.     }

  801. 

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

  803.     {

  804.         if (! fIsRunning)

  805.             return;

  806.         if (! fUiServer.isOk())

  807.             return;

  808. 

  809.         CarlaPlugin* plugin;

  810. 

  811.         switch (action)

  812.         {

  813.         case ENGINE_CALLBACK_RELOAD_INFO:

  814.             plugin = getPlugin(pluginId);

  815. 

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

  817.             {

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

  819.                 uiServerSendPluginInfo(plugin);

  820.             }

  821.             break;

  822. 

  823.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  824.             plugin = getPlugin(pluginId);

  825. 

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

  827.             {

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

  829.                 uiServerSendPluginParameters(plugin);

  830.             }

  831.             break;

  832. 

  833.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  834.             plugin = getPlugin(pluginId);

  835. 

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

  837.             {

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

  839.                 uiServerSendPluginPrograms(plugin);

  840.             }

  841.             break;

  842. 

  843.         case ENGINE_CALLBACK_RELOAD_ALL:

  844.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  845.             plugin = getPlugin(pluginId);

  846. 

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

  848.             {

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

  850.                 uiServerSendPluginInfo(plugin);

  851.                 uiServerSendPluginParameters(plugin);

  852.                 uiServerSendPluginPrograms(plugin);

  853.             }

  854.             break;

  855. 

  856.         default:

  857.             break;

  858.         }

  859. 

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

  861. 

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

  863.         fUiServer.writeMsg(fTmpBuf);

  864. 

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

  866.         fUiServer.writeMsg(fTmpBuf);

  867. 

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

  869.         fUiServer.writeMsg(fTmpBuf);

  870. 

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

  872.         fUiServer.writeMsg(fTmpBuf);

  873. 

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

  875.         fUiServer.writeMsg(fTmpBuf);

  876. 

  877.         fUiServer.writeAndFixMsg(valueStr);

  878.     }

  879. 

  880.     // -------------------------------------------------------------------

  881.     // Plugin parameter calls

  882. 

  883.     uint32_t getParameterCount() const

  884.     {

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

  886.             return plugin->getParameterCount();

  887. 

  888.         return 0;

  889.     }

  890. 

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

  892.     {

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

  894.         {

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

  896.             {

  897.                 static NativeParameter param;

  898.                 static char strBufName[STR_MAX+1];

  899.                 static char strBufUnit[STR_MAX+1];

  900. 

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

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

  903. 

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

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

  906. 

  907.                 uint hints = 0x0;

  908. 

  909.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  910.                     hints |= ::PARAMETER_IS_BOOLEAN;

  911.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  912.                     hints |= ::PARAMETER_IS_INTEGER;

  913.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  914.                     hints |= ::PARAMETER_IS_LOGARITHMIC;

  915.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  916.                     hints |= ::PARAMETER_IS_AUTOMABLE;

  917.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  918.                     hints |= ::PARAMETER_USES_SAMPLE_RATE;

  919.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  920.                     hints |= ::PARAMETER_USES_SCALEPOINTS;

  921.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  922.                     hints |= ::PARAMETER_USES_CUSTOM_TEXT;

  923. 

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

  925.                 {

  926.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  927.                         hints |= ::PARAMETER_IS_ENABLED;

  928.                     if (paramData.type == PARAMETER_OUTPUT)

  929.                         hints |= ::PARAMETER_IS_OUTPUT;

  930.                 }

  931. 

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

  933.                 param.name  = strBufName;

  934.                 param.unit  = strBufUnit;

  935.                 param.ranges.def = paramRanges.def;

  936.                 param.ranges.min = paramRanges.min;

  937.                 param.ranges.max = paramRanges.max;

  938.                 param.ranges.step = paramRanges.step;

  939.                 param.ranges.stepSmall = paramRanges.stepSmall;

  940.                 param.ranges.stepLarge = paramRanges.stepLarge;

  941.                 param.scalePointCount = 0; // TODO

  942.                 param.scalePoints = nullptr;

  943. 

  944.                 return &param;

  945.             }

  946.         }

  947. 

  948.         return nullptr;

  949.     }

  950. 

  951.     float getParameterValue(const uint32_t index) const

  952.     {

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

  954.         {

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

  956.                 return plugin->getParameterValue(index);

  957.         }

  958. 

  959.         return 0.0f;

  960.     }

  961. 

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

  963.     {

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

  965.         {

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

  967.             {

  968.                 static char strBuf[STR_MAX+1];

  969.                 carla_zeroChar(strBuf, STR_MAX+1);

  970. 

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

  972. 

  973.                 return strBuf;

  974.             }

  975.         }

  976. 

  977.         return nullptr;

  978.     }

  979. 

  980.     // -------------------------------------------------------------------

  981.     // Plugin midi-program calls

  982. 

  983.     uint32_t getMidiProgramCount() const

  984.     {

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

  986.             return plugin->getMidiProgramCount();

  987. 

  988.         return 0;

  989.     }

  990. 

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

  992.     {

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

  994.         {

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

  996.             {

  997.                 static NativeMidiProgram midiProg;

  998. 

  999.                 {

  1000.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1001. 

  1002.                     midiProg.bank    = midiProgData.bank;

  1003.                     midiProg.program = midiProgData.program;

  1004.                     midiProg.name    = midiProgData.name;

  1005.                 }

  1006. 

  1007.                 return &midiProg;

  1008.             }

  1009.         }

  1010. 

  1011.         return nullptr;

  1012.     }

  1013. 

  1014.     // -------------------------------------------------------------------

  1015.     // Plugin state calls

  1016. 

  1017.     void setParameterValue(const uint32_t index, const float value)

  1018.     {

  1019.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1020.         {

  1021.             if (index < plugin->getParameterCount())

  1022.                 plugin->setParameterValue(index, value, false, false, false);

  1023.         }

  1024.     }

  1025. 

  1026.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1027.     {

  1028.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1029.             plugin->setMidiProgramById(bank, program, false, false, false);

  1030.     }

  1031. 

  1032.     // -------------------------------------------------------------------

  1033.     // Plugin process calls

  1034. 

  1035.     void activate()

  1036.     {

  1037. #if 0

  1038.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1039.         {

  1040.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1041. 

  1042.             if (plugin == nullptr || ! plugin->isEnabled())

  1043.                 continue;

  1044. 

  1045.             plugin->setActive(true, true, false);

  1046.         }

  1047. #endif

  1048.         fIsActive = true;

  1049.     }

  1050. 

  1051.     void deactivate()

  1052.     {

  1053.         fIsActive = false;

  1054. #if 0

  1055.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1056.         {

  1057.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1058. 

  1059.             if (plugin == nullptr || ! plugin->isEnabled())

  1060.                 continue;

  1061. 

  1062.             plugin->setActive(false, true, false);

  1063.         }

  1064. #endif

  1065. 

  1066.         // just in case

  1067.         runPendingRtEvents();

  1068.     }

  1069. 

  1070.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1071.     {

  1072.         if (pData->curPluginCount == 0 && ! fIsPatchbay)

  1073.         {

  1074.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1075.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1076. 

  1077.             return runPendingRtEvents();;

  1078.         }

  1079. 

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

  1081.         // Time Info

  1082. 

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

  1084. 

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

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

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

  1088.         pData->timeInfo.valid   = 0x0;

  1089. 

  1090.         if (timeInfo->bbt.valid)

  1091.         {

  1092.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1093. 

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

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

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

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

  1098. 

  1099.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

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

  1101. 

  1102.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

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

  1104.         }

  1105. 

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

  1107.         // initialize events

  1108. 

  1109.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

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

  1111. 

  1112.         // ---------------------------------------------------------------

  1113.         // events input (before processing)

  1114. 

  1115.         {

  1116.             uint32_t engineEventIndex = 0;

  1117. 

  1118.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1119.             {

  1120.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1121.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1122. 

  1123.                 engineEvent.time = midiEvent.time;

  1124.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data);

  1125. 

  1126.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1127.                     break;

  1128.             }

  1129.         }

  1130. 

  1131.         if (fIsPatchbay)

  1132.         {

  1133.             // -----------------------------------------------------------

  1134.             // process

  1135. 

  1136.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1137.         }

  1138.         else

  1139.         {

  1140.             // -----------------------------------------------------------

  1141.             // create audio buffers

  1142. 

  1143.             const float* inBuf[2]  = { inBuffer[0], inBuffer[1] };

  1144.                   float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1145. 

  1146.             // -----------------------------------------------------------

  1147.             // process

  1148. 

  1149.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1150.         }

  1151. 

  1152.         // ---------------------------------------------------------------

  1153.         // events output (after processing)

  1154. 

  1155.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1156. 

  1157.         {

  1158.             NativeMidiEvent midiEvent;

  1159. 

  1160.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1161.             {

  1162.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1163. 

  1164.                 if (engineEvent.type == kEngineEventTypeNull)

  1165.                     break;

  1166. 

  1167.                 midiEvent.time = engineEvent.time;

  1168. 

  1169.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1170.                 {

  1171.                     midiEvent.port = 0;

  1172.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1173.                 }

  1174.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1175.                 {

  1176.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1177.                         continue;

  1178. 

  1179.                     midiEvent.port = engineEvent.midi.port;

  1180.                     midiEvent.size = engineEvent.midi.size;

  1181. 

  1182.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1183. 

  1184.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1185.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1186.                 }

  1187.                 else

  1188.                 {

  1189.                     carla_stderr("Unknown event type...");

  1190.                     continue;

  1191.                 }

  1192. 

  1193.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1194.             }

  1195.         }

  1196. 

  1197.         runPendingRtEvents();

  1198.     }

  1199. 

  1200.     // -------------------------------------------------------------------

  1201.     // Plugin UI calls

  1202. 

  1203.     void uiShow(const bool show)

  1204.     {

  1205.         if (show)

  1206.         {

  1207.             if (fUiServer.isOk())

  1208.                 return;

  1209. 

  1210.             CarlaString path(pHost->resourceDir);

  1211.             path += "/carla-plugin";

  1212. 

  1213.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1214. 

  1215.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1216.             fUiServer.start();

  1217. 

  1218.             for (uint i=0; i < pData->curPluginCount; ++i)

  1219.             {

  1220.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1221. 

  1222.                 if (plugin != nullptr && plugin->isEnabled())

  1223.                 {

  1224.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1225.                 }

  1226.             }

  1227.         }

  1228.         else

  1229.         {

  1230.             fUiServer.stop();

  1231.         }

  1232.     }

  1233. 

  1234.     void uiIdle()

  1235.     {

  1236.         CarlaEngine::idle();

  1237.         fUiServer.idle();

  1238. 

  1239.         if (! fUiServer.isOk())

  1240.             return;

  1241. 

  1242.         for (uint i=0; i < pData->curPluginCount; ++i)

  1243.         {

  1244.             const EnginePluginData& plugData(pData->plugins[i]);

  1245.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1246. 

  1247.             {

  1248.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1249. 

  1250.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1251.                 fUiServer.writeMsg(fTmpBuf);

  1252. 

  1253.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1254.                 fUiServer.writeMsg(fTmpBuf);

  1255.             }

  1256. 

  1257.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1258.             {

  1259.                 if (plugin->isParameterOutput(j))

  1260.                     continue;

  1261. 

  1262.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1263. 

  1264.                 std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1265.                 fUiServer.writeMsg(fTmpBuf);

  1266.                 std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1267.                 fUiServer.writeMsg(fTmpBuf);

  1268.             }

  1269.         }

  1270. 

  1271.         switch (fUiServer.getAndResetUiState())

  1272.         {

  1273.         case CarlaExternalUI::UiNone:

  1274.         case CarlaExternalUI::UiShow:

  1275.             break;

  1276.         case CarlaExternalUI::UiCrashed:

  1277.             pHost->dispatcher(pHost->handle, HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1278.             break;

  1279.         case CarlaExternalUI::UiHide:

  1280.             pHost->ui_closed(pHost->handle);

  1281.             fUiServer.stop();

  1282.             break;

  1283.         }

  1284.     }

  1285. 

  1286.     // -------------------------------------------------------------------

  1287.     // Plugin state calls

  1288. 

  1289.     char* getState() const

  1290.     {

  1291.         MemoryOutputStream out;

  1292.         out << "<?xml version='1.0' encoding='UTF-8'?>\n";

  1293.         out << "<!DOCTYPE CARLA-PROJECT>\n";

  1294.         out << "<CARLA-PROJECT VERSION='2.0'>\n";

  1295. 

  1296.         bool firstPlugin = true;

  1297.         char strBuf[STR_MAX+1];

  1298. 

  1299.         for (uint i=0; i < pData->curPluginCount; ++i)

  1300.         {

  1301.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1302. 

  1303.             if (plugin != nullptr && plugin->isEnabled())

  1304.             {

  1305.                 if (! firstPlugin)

  1306.                     out << "\n";

  1307. 

  1308.                 strBuf[0] = '\0';

  1309. 

  1310.                 plugin->getRealName(strBuf);

  1311. 

  1312.                 //if (strBuf[0] != '\0')

  1313.                 //    out << QString(" <!-- %1 -->\n").arg(xmlSafeString(strBuf, true));

  1314. 

  1315.                 out << " <Plugin>\n";

  1316.                 out << plugin->getStateSave().toString();

  1317.                 out << " </Plugin>\n";

  1318. 

  1319.                 firstPlugin = false;

  1320.             }

  1321.         }

  1322. 

  1323.         out << "</CARLA-PROJECT>\n";

  1324. 

  1325.         return strdup(out.toString().toRawUTF8());

  1326.     }

  1327. 

  1328.     void setState(const char* const data)

  1329.     {

  1330.         const String text(data);

  1331.         XmlDocument xml(text);

  1332. 

  1333.         ScopedPointer<XmlElement> xmlElement(xml.getDocumentElement(true));

  1334.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1335.         CARLA_SAFE_ASSERT_RETURN(xmlElement->getTagName().equalsIgnoreCase("carla-project"),);

  1336. 

  1337.         // completely load file

  1338.         xmlElement = xml.getDocumentElement(false);

  1339.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1340. 

  1341.         //bool pluginsAdded = false;

  1342. 

  1343.         for (XmlElement* elem = xmlElement->getFirstChildElement(); elem != nullptr; elem = elem->getNextElement())

  1344.         {

  1345.             const String& tagName(elem->getTagName());

  1346. 

  1347.             if (tagName.equalsIgnoreCase("plugin"))

  1348.             {

  1349.                 StateSave stateSave;

  1350.                 stateSave.fillFromXmlElement(elem);

  1351. 

  1352.                 CARLA_SAFE_ASSERT_CONTINUE(stateSave.type != nullptr);

  1353. 

  1354.                 const void* extraStuff = nullptr;

  1355. 

  1356.                 // check if using GIG or SF2 16outs

  1357.                 static const char kUse16OutsSuffix[] = " (16 outs)";

  1358. 

  1359.                 const BinaryType btype(getBinaryTypeFromFile(stateSave.binary));

  1360.                 const PluginType ptype(getPluginTypeFromString(stateSave.type));

  1361. 

  1362.                 if (CarlaString(stateSave.label).endsWith(kUse16OutsSuffix))

  1363.                 {

  1364.                     if (ptype == PLUGIN_GIG || ptype == PLUGIN_SF2)

  1365.                         extraStuff = "true";

  1366.                 }

  1367. 

  1368.                 // TODO - proper find&load plugins

  1369. 

  1370.                 if (addPlugin(btype, ptype, stateSave.binary, stateSave.name, stateSave.label, stateSave.uniqueId, extraStuff))

  1371.                 {

  1372.                     if (CarlaPlugin* const plugin = getPlugin(pData->curPluginCount-1))

  1373.                         plugin->loadStateSave(stateSave);

  1374.                 }

  1375. 

  1376.                 //pluginsAdded = true;

  1377.             }

  1378.         }

  1379. 

  1380.         //if (pluginsAdded)

  1381.         //    pHost->dispatcher(pHost->handle, HOST_OPCODE_RELOAD_ALL, 0, 0, nullptr, 0.0f);

  1382.     }

  1383. 

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

  1385. 

  1386. public:

  1387.     #define handlePtr ((CarlaEngineNative*)handle)

  1388. 

  1389.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1390.     {

  1391.         return new CarlaEngineNative(host, false);

  1392.     }

  1393. 

  1394.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1395.     {

  1396.         return new CarlaEngineNative(host, true);

  1397.     }

  1398. 

  1399.     static void _cleanup(NativePluginHandle handle)

  1400.     {

  1401.         delete handlePtr;

  1402.     }

  1403. 

  1404.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1405.     {

  1406.         return handlePtr->getParameterCount();

  1407.     }

  1408. 

  1409.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1410.     {

  1411.         return handlePtr->getParameterInfo(index);

  1412.     }

  1413. 

  1414.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1415.     {

  1416.         return handlePtr->getParameterValue(index);

  1417.     }

  1418. 

  1419.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1420.     {

  1421.         return handlePtr->getParameterText(index /*, value*/);

  1422.     }

  1423. 

  1424.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1425.     {

  1426.         return handlePtr->getMidiProgramCount();

  1427.     }

  1428. 

  1429.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1430.     {

  1431.         return handlePtr->getMidiProgramInfo(index);

  1432.     }

  1433. 

  1434.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1435.     {

  1436.         handlePtr->setParameterValue(index, value);

  1437.     }

  1438. 

  1439.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1440.     {

  1441.         handlePtr->setMidiProgram(channel, bank, program);

  1442.     }

  1443. 

  1444.     static void _ui_show(NativePluginHandle handle, bool show)

  1445.     {

  1446.         handlePtr->uiShow(show);

  1447.     }

  1448. 

  1449.     static void _ui_idle(NativePluginHandle handle)

  1450.     {

  1451.         handlePtr->uiIdle();

  1452.     }

  1453. 

  1454.     static void _activate(NativePluginHandle handle)

  1455.     {

  1456.         handlePtr->activate();

  1457.     }

  1458. 

  1459.     static void _deactivate(NativePluginHandle handle)

  1460.     {

  1461.         handlePtr->deactivate();

  1462.     }

  1463. 

  1464.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1465.     {

  1466.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1467.     }

  1468. 

  1469.     static char* _get_state(NativePluginHandle handle)

  1470.     {

  1471.         return handlePtr->getState();

  1472.     }

  1473. 

  1474.     static void _set_state(NativePluginHandle handle, const char* data)

  1475.     {

  1476.         handlePtr->setState(data);

  1477.     }

  1478. 

  1479.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1480.     {

  1481.         switch(opcode)

  1482.         {

  1483.         case PLUGIN_OPCODE_NULL:

  1484.             return 0;

  1485.         case PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1486.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1487.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1488.             return 0;

  1489.         case PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1490.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1491.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1492.             return 0;

  1493.         case PLUGIN_OPCODE_OFFLINE_CHANGED:

  1494.             handlePtr->offlineModeChanged(value != 0);

  1495.             return 0;

  1496.         case PLUGIN_OPCODE_UI_NAME_CHANGED:

  1497.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1498.             return 0;

  1499.         }

  1500. 

  1501.         return 0;

  1502. 

  1503.         // unused

  1504.         (void)index;

  1505.         (void)ptr;

  1506.     }

  1507. 

  1508.     // -------------------------------------------------------------------

  1509. 

  1510.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1511.     {

  1512.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1513.     }

  1514. 

  1515.     // -------------------------------------------------------------------

  1516. 

  1517.     #undef handlePtr

  1518. 

  1519. private:

  1520.     const NativeHostDescriptor* const pHost;

  1521. 

  1522.     const bool fIsPatchbay; // rack if false

  1523.     bool fIsActive, fIsRunning;

  1524.     CarlaEngineNativeUI fUiServer;

  1525. 

  1526.     char fTmpBuf[STR_MAX+1];

  1527. 

  1528.     CarlaPlugin* _getFirstPlugin() const noexcept

  1529.     {

  1530.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1531.             return nullptr;

  1532. 

  1533.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1534. 

  1535.         if (plugin == nullptr || ! plugin->isEnabled())

  1536.             return nullptr;

  1537. 

  1538.         return pData->plugins[0].plugin;

  1539.     }

  1540. 

  1541.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1542. };

  1543. 

  1544. // -----------------------------------------------------------------------

  1545. 

  1546. static const NativePluginDescriptor carlaRackDesc = {

  1547.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1548.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1549.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1550.     /* audioIns  */ 2,

  1551.     /* audioOuts */ 2,

  1552.     /* midiIns   */ 1,

  1553.     /* midiOuts  */ 1,

  1554.     /* paramIns  */ 0,

  1555.     /* paramOuts */ 0,

  1556.     /* name      */ "Carla-Rack",

  1557.     /* label     */ "carlarack",

  1558.     /* maker     */ "falkTX",

  1559.     /* copyright */ "GNU GPL v2+",

  1560.     CarlaEngineNative::_instantiateRack,

  1561.     CarlaEngineNative::_cleanup,

  1562.     CarlaEngineNative::_get_parameter_count,

  1563.     CarlaEngineNative::_get_parameter_info,

  1564.     CarlaEngineNative::_get_parameter_value,

  1565.     CarlaEngineNative::_get_parameter_text,

  1566.     CarlaEngineNative::_get_midi_program_count,

  1567.     CarlaEngineNative::_get_midi_program_info,

  1568.     CarlaEngineNative::_set_parameter_value,

  1569.     CarlaEngineNative::_set_midi_program,

  1570.     /* _set_custom_data        */ nullptr,

  1571.     CarlaEngineNative::_ui_show,

  1572.     CarlaEngineNative::_ui_idle,

  1573.     /* _ui_set_parameter_value */ nullptr,

  1574.     /* _ui_set_midi_program    */ nullptr,

  1575.     /* _ui_set_custom_data     */ nullptr,

  1576.     CarlaEngineNative::_activate,

  1577.     CarlaEngineNative::_deactivate,

  1578.     CarlaEngineNative::_process,

  1579.     CarlaEngineNative::_get_state,

  1580.     CarlaEngineNative::_set_state,

  1581.     CarlaEngineNative::_dispatcher

  1582. };

  1583. 

  1584. #if 0

  1585. static const NativePluginDescriptor carlaPatchbayDesc = {

  1586.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1587.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1588.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1589.     /* audioIns  */ 2,

  1590.     /* audioOuts */ 2,

  1591.     /* midiIns   */ 1,

  1592.     /* midiOuts  */ 1,

  1593.     /* paramIns  */ 0,

  1594.     /* paramOuts */ 0,

  1595.     /* name      */ "Carla-Patchbay",

  1596.     /* label     */ "carlapatchbay",

  1597.     /* maker     */ "falkTX",

  1598.     /* copyright */ "GNU GPL v2+",

  1599.     CarlaEngineNative::_instantiatePatchbay,

  1600.     CarlaEngineNative::_cleanup,

  1601.     CarlaEngineNative::_get_parameter_count,

  1602.     CarlaEngineNative::_get_parameter_info,

  1603.     CarlaEngineNative::_get_parameter_value,

  1604.     CarlaEngineNative::_get_parameter_text,

  1605.     CarlaEngineNative::_get_midi_program_count,

  1606.     CarlaEngineNative::_get_midi_program_info,

  1607.     CarlaEngineNative::_set_parameter_value,

  1608.     CarlaEngineNative::_set_midi_program,

  1609.     /* _set_custom_data        */ nullptr,

  1610.     CarlaEngineNative::_ui_show,

  1611.     CarlaEngineNative::_ui_idle,

  1612.     /* _ui_set_parameter_value */ nullptr,

  1613.     /* _ui_set_midi_program    */ nullptr,

  1614.     /* _ui_set_custom_data     */ nullptr,

  1615.     CarlaEngineNative::_activate,

  1616.     CarlaEngineNative::_deactivate,

  1617.     CarlaEngineNative::_process,

  1618.     CarlaEngineNative::_get_state,

  1619.     CarlaEngineNative::_set_state,

  1620.     CarlaEngineNative::_dispatcher

  1621. };

  1622. #endif

  1623. 

  1624. CARLA_BACKEND_END_NAMESPACE

  1625. 

  1626. // -----------------------------------------------------------------------

  1627. 

  1628. CARLA_EXPORT

  1629. void carla_register_native_plugin_carla();

  1630. 

  1631. void carla_register_native_plugin_carla()

  1632. {

  1633.     CARLA_BACKEND_USE_NAMESPACE;

  1634.     carla_register_native_plugin(&carlaRackDesc);

  1635. #if 0

  1636.     carla_register_native_plugin(&carlaPatchbayDesc);

  1637. #endif

  1638. }

  1639. 

  1640. // -----------------------------------------------------------------------

  1641. 

  1642. CARLA_EXPORT

  1643. const NativePluginDescriptor* get_carla_native_plugin();

  1644. 

  1645. const NativePluginDescriptor* get_carla_native_plugin()

  1646. {

  1647.     CARLA_BACKEND_USE_NAMESPACE;

  1648.     return &carlaRackDesc;

  1649. }

  1650. 

  1651. // -----------------------------------------------------------------------

  1652. // Extra stuff for linking purposes

  1653. 

  1654. #ifdef CARLA_PLUGIN_EXPORT

  1655. 

  1656. CARLA_BACKEND_START_NAMESPACE

  1657. 

  1658. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  1659. 

  1660. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  1661. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  1662. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  1663. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  1664. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  1665. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  1666. # else

  1667. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  1668. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

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

  1670. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  1671. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  1672. # endif

  1673. 

  1674. CARLA_BACKEND_END_NAMESPACE

  1675. 

  1676. #include "CarlaPluginUI.cpp"

  1677. #include "CarlaDssiUtils.cpp"

  1678. #include "CarlaStateUtils.cpp"

  1679. 

  1680. #endif

  1681. 

  1682. // -----------------------------------------------------------------------