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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. // -----------------------------------------------------------------------

  49. 

  50. class CarlaEngineNativeUI : public CarlaExternalUI

  51. {

  52. public:

  53.     CarlaEngineNativeUI(CarlaEngine* const engine)

  54.         : fEngine(engine)

  55.     {

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

  57.     }

  58. 

  59.     ~CarlaEngineNativeUI() override

  60.     {

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

  62.     }

  63. 

  64.     CarlaMutex& getWriteLock() noexcept

  65.     {

  66.         return fWriteLock;

  67.     }

  68. 

  69. protected:

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

  71.     {

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

  73.             return true;

  74. 

  75.         bool ok = true;

  76. 

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

  78.         {

  79.             uint32_t option;

  80.             int32_t value;

  81.             const char* valueStr;

  82. 

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

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

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

  86. 

  87.             try {

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

  89.             } catch(...) {}

  90. 

  91.             delete[] valueStr;

  92.         }

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

  94.         {

  95.             const char* filename;

  96. 

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

  98. 

  99.             try {

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

  101.             } catch(...) {}

  102. 

  103.             delete[] filename;

  104.         }

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

  106.         {

  107.             const char* filename;

  108. 

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

  110. 

  111.             try {

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

  113.             } catch(...) {}

  114. 

  115.             delete[] filename;

  116.         }

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

  118.         {

  119.             const char* filename;

  120. 

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

  122. 

  123.             try {

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

  125.             } catch(...) {}

  126. 

  127.             delete[] filename;

  128.         }

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

  130.         {

  131.             uint32_t groupA, portA, groupB, portB;

  132. 

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

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

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

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

  137. 

  138.             try {

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

  140.             } catch(...) {}

  141.         }

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

  143.         {

  144.             uint32_t connectionId;

  145. 

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

  147. 

  148.             try {

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

  150.             } catch(...) {}

  151.         }

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

  153.         {

  154.             try {

  155.                 ok = fEngine->patchbayRefresh();

  156.             } catch(...) {}

  157.         }

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

  159.         {

  160.             fEngine->transportPlay();

  161.         }

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

  163.         {

  164.             fEngine->transportPause();

  165.         }

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

  167.         {

  168.             uint64_t frame;

  169. 

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

  171. 

  172.             fEngine->transportRelocate(frame);

  173.         }

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

  175.         {

  176.             uint32_t btype, ptype;

  177.             const char* filename = nullptr;

  178.             const char* name;

  179.             const char* label;

  180.             int64_t uniqueId;

  181. 

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

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

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

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

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

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

  188. 

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

  190.             {

  191.                 delete[] filename;

  192.                 filename = nullptr;

  193.             }

  194. 

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

  196.             {

  197.                 delete[] name;

  198.                 name = nullptr;

  199.             }

  200. 

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

  202. 

  203.             if (filename != nullptr)

  204.                 delete[] filename;

  205.             if (name != nullptr)

  206.                 delete[] name;

  207.             delete[] label;

  208.         }

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

  210.         {

  211.             uint32_t pluginId;

  212. 

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

  214. 

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

  216.         }

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

  218.         {

  219.             ok = fEngine->removeAllPlugins();

  220.         }

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

  222.         {

  223.             uint32_t pluginId;

  224.             const char* newName;

  225. 

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

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

  228. 

  229.             // TODO

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

  231. 

  232.             delete[] newName;

  233.         }

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

  235.         {

  236.             uint32_t pluginId;

  237. 

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

  239. 

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

  241.         }

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

  243.         {

  244.             uint32_t pluginId;

  245. 

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

  247. 

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

  249.         }

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

  251.         {

  252.             uint32_t pluginIdA, pluginIdB;

  253. 

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

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

  256. 

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

  258.         }

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

  260.         {

  261.             uint32_t pluginId;

  262.             const char* filename;

  263. 

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

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

  266. 

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

  268.                 plugin->loadStateFromFile(filename);

  269. 

  270.             delete[] filename;

  271.         }

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

  273.         {

  274.             uint32_t pluginId;

  275.             const char* filename;

  276. 

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

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

  279. 

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

  281.                 plugin->saveStateToFile(filename);

  282. 

  283.             delete[] filename;

  284.         }

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

  286.         {

  287.             uint32_t pluginId, option;

  288.             bool yesNo;

  289. 

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

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

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

  293. 

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

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

  296.         }

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

  298.         {

  299.             uint32_t pluginId;

  300.             bool onOff;

  301. 

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

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

  304. 

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

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

  307.         }

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

  309.         {

  310.             uint32_t pluginId;

  311.             float value;

  312. 

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

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

  315. 

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

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

  318.         }

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

  320.         {

  321.             uint32_t pluginId;

  322.             float value;

  323. 

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

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

  326. 

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

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

  329.         }

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

  331.         {

  332.             uint32_t pluginId;

  333.             float value;

  334. 

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

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

  337. 

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

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

  340.         }

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

  342.         {

  343.             uint32_t pluginId;

  344.             float value;

  345. 

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

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

  348. 

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

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

  351.         }

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

  353.         {

  354.             uint32_t pluginId;

  355.             float value;

  356. 

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

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

  359. 

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

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

  362.         }

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

  364.         {

  365.             uint32_t pluginId;

  366.             int32_t channel;

  367. 

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

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

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

  371. 

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

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

  374.         }

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

  376.         {

  377.             uint32_t pluginId, parameterId;

  378.             float value;

  379. 

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

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

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

  383. 

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

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

  386.         }

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

  388.         {

  389.             uint32_t pluginId, parameterId, channel;

  390. 

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

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

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

  394.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  395. 

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

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

  398.         }

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

  400.         {

  401.             uint32_t pluginId, parameterId;

  402.             int32_t cc;

  403. 

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

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

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

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

  408. 

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

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

  411.         }

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

  413.         {

  414.             uint32_t pluginId;

  415.             int32_t index;

  416. 

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

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

  419. 

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

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

  422.         }

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

  424.         {

  425.             uint32_t pluginId;

  426.             int32_t index;

  427. 

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

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

  430. 

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

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

  433.         }

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

  435.         {

  436.             uint32_t pluginId;

  437.             const char* type;

  438.             const char* key;

  439.             const char* value;

  440. 

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

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

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

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

  445. 

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

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

  448. 

  449.             delete[] type;

  450.             delete[] key;

  451.             delete[] value;

  452.         }

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

  454.         {

  455.             uint32_t pluginId;

  456.             const char* cdata;

  457. 

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

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

  460. 

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

  462.                 plugin->setChunkData(cdata);

  463. 

  464.             delete[] cdata;

  465.         }

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

  467.         {

  468.             uint32_t pluginId;

  469. 

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

  471. 

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

  473.                 plugin->prepareForSave();

  474.         }

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

  476.         {

  477.             uint32_t pluginId;

  478. 

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

  480. 

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

  482.                 plugin->resetParameters();

  483.         }

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

  485.         {

  486.             uint32_t pluginId;

  487. 

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

  489. 

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

  491.                 plugin->randomizeParameters();

  492.         }

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

  494.         {

  495.             uint32_t pluginId, channel, note, velocity;

  496. 

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

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

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

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

  501.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  502.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  503.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  504. 

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

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

  507.         }

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

  509.         {

  510.             uint32_t pluginId;

  511.             bool yesNo;

  512. 

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

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

  515. 

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

  517.                 plugin->showCustomUI(yesNo);

  518.         }

  519.         else

  520.         {

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

  522.             return false;

  523.         }

  524. 

  525.         if (! ok)

  526.         {

  527.             const CarlaMutexLocker cml(fWriteLock);

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

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

  530.         }

  531. 

  532.         return true;

  533.     }

  534. 

  535. private:

  536.     CarlaEngine* const fEngine;

  537. 

  538.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  539. };

  540. 

  541. // -----------------------------------------------------------------------

  542. 

  543. class CarlaEngineNative : public CarlaEngine

  544. {

  545. public:

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

  547.         : CarlaEngine(),

  548.           pHost(host),

  549.           fIsPatchbay(isPatchbay),

  550.           fIsActive(false),

  551.           fIsRunning(false),

  552.           fUiServer(this)

  553.     {

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

  555. 

  556.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  557. 

  558.         // set-up engine

  559.         if (fIsPatchbay)

  560.         {

  561.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  562.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  563.             pData->options.forceStereo         = false;

  564.             pData->options.preferPluginBridges = false;

  565.             pData->options.preferUiBridges     = false;

  566.             init("Carla-Patchbay");

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

  568.         }

  569.         else

  570.         {

  571.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  572.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  573.             pData->options.forceStereo         = true;

  574.             pData->options.preferPluginBridges = false;

  575.             pData->options.preferUiBridges     = false;

  576.             init("Carla-Rack");

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

  578.         }

  579. 

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

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

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

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

  584. 

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

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

  587. 

  588.         setCallback(_ui_server_callback, this);

  589.     }

  590. 

  591.     ~CarlaEngineNative() override

  592.     {

  593.         CARLA_SAFE_ASSERT(! fIsActive);

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

  595. 

  596.         pData->aboutToClose = true;

  597.         fIsRunning = false;

  598. 

  599.         removeAllPlugins();

  600.         runPendingRtEvents();

  601.         close();

  602. 

  603.         pData->graph.destroy();

  604. 

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

  606.     }

  607. 

  608. protected:

  609.     // -------------------------------------

  610.     // CarlaEngine virtual calls

  611. 

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

  613.     {

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

  615. 

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

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

  618. 

  619.         fIsRunning = true;

  620.         CarlaEngine::init(clientName);

  621.         return true;

  622.     }

  623. 

  624.     bool isRunning() const noexcept override

  625.     {

  626.         return fIsRunning;

  627.     }

  628. 

  629.     bool isOffline() const noexcept override

  630.     {

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

  632.     }

  633. 

  634.     EngineType getType() const noexcept override

  635.     {

  636.         return kEngineTypePlugin;

  637.     }

  638. 

  639.     const char* getCurrentDriverName() const noexcept override

  640.     {

  641.         return "Plugin";

  642.     }

  643. 

  644.     // -------------------------------------------------------------------

  645. 

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

  647.     {

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

  649.         {

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

  651.             return retName;

  652.         }

  653. 

  654.         return nullptr;

  655.     }

  656. 

  657.     // -------------------------------------------------------------------

  658. 

  659.     void bufferSizeChanged(const uint32_t newBufferSize)

  660.     {

  661.         pData->bufferSize = newBufferSize;

  662.         CarlaEngine::bufferSizeChanged(newBufferSize);

  663.     }

  664. 

  665.     void sampleRateChanged(const double newSampleRate)

  666.     {

  667.         pData->sampleRate = newSampleRate;

  668.         CarlaEngine::sampleRateChanged(newSampleRate);

  669.     }

  670. 

  671.     // -------------------------------------------------------------------

  672. 

  673.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  674.     {

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

  676. 

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

  678. 

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

  680.         fUiServer.writeMsg(fTmpBuf);

  681. 

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

  683.         fUiServer.writeMsg(fTmpBuf);

  684. 

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

  686.         {

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

  688.             fUiServer.writeAndFixMsg(fTmpBuf);

  689.         }

  690.         else

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

  692. 

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

  694.         {

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

  696.             fUiServer.writeAndFixMsg(fTmpBuf);

  697.         }

  698.         else

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

  700. 

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

  702.         {

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

  704.             fUiServer.writeAndFixMsg(fTmpBuf);

  705.         }

  706.         else

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

  708. 

  709.         plugin->getRealName(fTmpBuf);

  710.         fUiServer.writeAndFixMsg(fTmpBuf);

  711. 

  712.         plugin->getLabel(fTmpBuf);

  713.         fUiServer.writeAndFixMsg(fTmpBuf);

  714. 

  715.         plugin->getMaker(fTmpBuf);

  716.         fUiServer.writeAndFixMsg(fTmpBuf);

  717. 

  718.         plugin->getCopyright(fTmpBuf);

  719.         fUiServer.writeAndFixMsg(fTmpBuf);

  720. 

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

  722.         fUiServer.writeMsg(fTmpBuf);

  723. 

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

  725.         fUiServer.writeMsg(fTmpBuf);

  726.     }

  727. 

  728.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  729.     {

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

  731. 

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

  733. 

  734.         uint32_t ins, outs, count;

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

  736.         count = plugin->getParameterCount();

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

  738.         fUiServer.writeMsg(fTmpBuf);

  739. 

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

  741.         {

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

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

  744. 

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

  746.             fUiServer.writeMsg(fTmpBuf);

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

  748.             fUiServer.writeMsg(fTmpBuf);

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

  750.             fUiServer.writeAndFixMsg(fTmpBuf);

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

  752.             fUiServer.writeAndFixMsg(fTmpBuf);

  753. 

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

  755.             fUiServer.writeMsg(fTmpBuf);

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

  757.             fUiServer.writeMsg(fTmpBuf);

  758. 

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

  760.             fUiServer.writeMsg(fTmpBuf);

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

  762.             fUiServer.writeMsg(fTmpBuf);

  763.         }

  764.     }

  765. 

  766.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  767.     {

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

  769. 

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

  771. 

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

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

  774.         fUiServer.writeMsg(fTmpBuf);

  775. 

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

  777.         {

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

  779.             fUiServer.writeMsg(fTmpBuf);

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

  781.             fUiServer.writeAndFixMsg(fTmpBuf);

  782.         }

  783. 

  784.         count = plugin->getMidiProgramCount();

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

  786.         fUiServer.writeMsg(fTmpBuf);

  787. 

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

  789.         {

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

  791.             fUiServer.writeMsg(fTmpBuf);

  792. 

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

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

  795.             fUiServer.writeMsg(fTmpBuf);

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

  797.             fUiServer.writeAndFixMsg(fTmpBuf);

  798.         }

  799.     }

  800. 

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

  802.     {

  803.         if (! fIsRunning)

  804.             return;

  805.         if (! fUiServer.isOk())

  806.             return;

  807. 

  808.         CarlaPlugin* plugin;

  809. 

  810.         switch (action)

  811.         {

  812.         case ENGINE_CALLBACK_RELOAD_INFO:

  813.             plugin = getPlugin(pluginId);

  814. 

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

  816.             {

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

  818.                 uiServerSendPluginInfo(plugin);

  819.             }

  820.             break;

  821. 

  822.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  823.             plugin = getPlugin(pluginId);

  824. 

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

  826.             {

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

  828.                 uiServerSendPluginParameters(plugin);

  829.             }

  830.             break;

  831. 

  832.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  833.             plugin = getPlugin(pluginId);

  834. 

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

  836.             {

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

  838.                 uiServerSendPluginPrograms(plugin);

  839.             }

  840.             break;

  841. 

  842.         case ENGINE_CALLBACK_RELOAD_ALL:

  843.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  844.             plugin = getPlugin(pluginId);

  845. 

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

  847.             {

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

  849.                 uiServerSendPluginInfo(plugin);

  850.                 uiServerSendPluginParameters(plugin);

  851.                 uiServerSendPluginPrograms(plugin);

  852.             }

  853.             break;

  854. 

  855.         default:

  856.             break;

  857.         }

  858. 

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

  860. 

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

  862.         fUiServer.writeMsg(fTmpBuf);

  863. 

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

  865.         fUiServer.writeMsg(fTmpBuf);

  866. 

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

  868.         fUiServer.writeMsg(fTmpBuf);

  869. 

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

  871.         fUiServer.writeMsg(fTmpBuf);

  872. 

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

  874.         fUiServer.writeMsg(fTmpBuf);

  875. 

  876.         fUiServer.writeAndFixMsg(valueStr);

  877.     }

  878. 

  879.     // -------------------------------------------------------------------

  880.     // Plugin parameter calls

  881. 

  882.     uint32_t getParameterCount() const

  883.     {

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

  885.             return plugin->getParameterCount();

  886. 

  887.         return 0;

  888.     }

  889. 

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

  891.     {

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

  893.         {

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

  895.             {

  896.                 static NativeParameter param;

  897.                 static char strBufName[STR_MAX+1];

  898.                 static char strBufUnit[STR_MAX+1];

  899. 

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

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

  902. 

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

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

  905. 

  906.                 uint hints = 0x0;

  907. 

  908.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  909.                     hints |= ::PARAMETER_IS_BOOLEAN;

  910.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  911.                     hints |= ::PARAMETER_IS_INTEGER;

  912.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  913.                     hints |= ::PARAMETER_IS_LOGARITHMIC;

  914.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  915.                     hints |= ::PARAMETER_IS_AUTOMABLE;

  916.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  917.                     hints |= ::PARAMETER_USES_SAMPLE_RATE;

  918.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  919.                     hints |= ::PARAMETER_USES_SCALEPOINTS;

  920.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  921.                     hints |= ::PARAMETER_USES_CUSTOM_TEXT;

  922. 

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

  924.                 {

  925.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  926.                         hints |= ::PARAMETER_IS_ENABLED;

  927.                     if (paramData.type == PARAMETER_OUTPUT)

  928.                         hints |= ::PARAMETER_IS_OUTPUT;

  929.                 }

  930. 

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

  932.                 param.name  = strBufName;

  933.                 param.unit  = strBufUnit;

  934.                 param.ranges.def = paramRanges.def;

  935.                 param.ranges.min = paramRanges.min;

  936.                 param.ranges.max = paramRanges.max;

  937.                 param.ranges.step = paramRanges.step;

  938.                 param.ranges.stepSmall = paramRanges.stepSmall;

  939.                 param.ranges.stepLarge = paramRanges.stepLarge;

  940.                 param.scalePointCount = 0; // TODO

  941.                 param.scalePoints = nullptr;

  942. 

  943.                 return &param;

  944.             }

  945.         }

  946. 

  947.         return nullptr;

  948.     }

  949. 

  950.     float getParameterValue(const uint32_t index) const

  951.     {

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

  953.         {

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

  955.                 return plugin->getParameterValue(index);

  956.         }

  957. 

  958.         return 0.0f;

  959.     }

  960. 

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

  962.     {

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

  964.         {

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

  966.             {

  967.                 static char strBuf[STR_MAX+1];

  968.                 carla_zeroChar(strBuf, STR_MAX+1);

  969. 

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

  971. 

  972.                 return strBuf;

  973.             }

  974.         }

  975. 

  976.         return nullptr;

  977.     }

  978. 

  979.     // -------------------------------------------------------------------

  980.     // Plugin midi-program calls

  981. 

  982.     uint32_t getMidiProgramCount() const

  983.     {

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

  985.             return plugin->getMidiProgramCount();

  986. 

  987.         return 0;

  988.     }

  989. 

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

  991.     {

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

  993.         {

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

  995.             {

  996.                 static NativeMidiProgram midiProg;

  997. 

  998.                 {

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

  1000. 

  1001.                     midiProg.bank    = midiProgData.bank;

  1002.                     midiProg.program = midiProgData.program;

  1003.                     midiProg.name    = midiProgData.name;

  1004.                 }

  1005. 

  1006.                 return &midiProg;

  1007.             }

  1008.         }

  1009. 

  1010.         return nullptr;

  1011.     }

  1012. 

  1013.     // -------------------------------------------------------------------

  1014.     // Plugin state calls

  1015. 

  1016.     void setParameterValue(const uint32_t index, const float value)

  1017.     {

  1018.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1019.         {

  1020.             if (index < plugin->getParameterCount())

  1021.                 plugin->setParameterValue(index, value, false, false, false);

  1022.         }

  1023.     }

  1024. 

  1025.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1026.     {

  1027.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1028.             plugin->setMidiProgramById(bank, program, false, false, false);

  1029.     }

  1030. 

  1031.     // -------------------------------------------------------------------

  1032.     // Plugin process calls

  1033. 

  1034.     void activate()

  1035.     {

  1036. #if 0

  1037.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1038.         {

  1039.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1040. 

  1041.             if (plugin == nullptr || ! plugin->isEnabled())

  1042.                 continue;

  1043. 

  1044.             plugin->setActive(true, true, false);

  1045.         }

  1046. #endif

  1047.         fIsActive = true;

  1048.     }

  1049. 

  1050.     void deactivate()

  1051.     {

  1052.         fIsActive = false;

  1053. #if 0

  1054.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1055.         {

  1056.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1057. 

  1058.             if (plugin == nullptr || ! plugin->isEnabled())

  1059.                 continue;

  1060. 

  1061.             plugin->setActive(false, true, false);

  1062.         }

  1063. #endif

  1064. 

  1065.         // just in case

  1066.         runPendingRtEvents();

  1067.     }

  1068. 

  1069.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1070.     {

  1071.         if (pData->curPluginCount == 0 && ! fIsPatchbay)

  1072.         {

  1073.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1074.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1075. 

  1076.             return runPendingRtEvents();;

  1077.         }

  1078. 

  1079.         // ---------------------------------------------------------------

  1080.         // Time Info

  1081. 

  1082.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1083. 

  1084.         pData->timeInfo.playing = timeInfo->playing;

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

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

  1087.         pData->timeInfo.valid   = 0x0;

  1088. 

  1089.         if (timeInfo->bbt.valid)

  1090.         {

  1091.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1092. 

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

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

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

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

  1097. 

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

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

  1100. 

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

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

  1103.         }

  1104. 

  1105.         // ---------------------------------------------------------------

  1106.         // initialize events

  1107. 

  1108.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

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

  1110. 

  1111.         // ---------------------------------------------------------------

  1112.         // events input (before processing)

  1113. 

  1114.         {

  1115.             uint32_t engineEventIndex = 0;

  1116. 

  1117.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1118.             {

  1119.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1120.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1121. 

  1122.                 engineEvent.time = midiEvent.time;

  1123.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data);

  1124. 

  1125.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1126.                     break;

  1127.             }

  1128.         }

  1129. 

  1130.         if (fIsPatchbay)

  1131.         {

  1132.             // -----------------------------------------------------------

  1133.             // process

  1134. 

  1135.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1136.         }

  1137.         else

  1138.         {

  1139.             // -----------------------------------------------------------

  1140.             // create audio buffers

  1141. 

  1142.             const float* inBuf[2]  = { inBuffer[0], inBuffer[1] };

  1143.                   float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1144. 

  1145.             // -----------------------------------------------------------

  1146.             // process

  1147. 

  1148.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1149.         }

  1150. 

  1151.         // ---------------------------------------------------------------

  1152.         // events output (after processing)

  1153. 

  1154.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1155. 

  1156.         {

  1157.             NativeMidiEvent midiEvent;

  1158. 

  1159.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1160.             {

  1161.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1162. 

  1163.                 if (engineEvent.type == kEngineEventTypeNull)

  1164.                     break;

  1165. 

  1166.                 midiEvent.time = engineEvent.time;

  1167. 

  1168.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1169.                 {

  1170.                     midiEvent.port = 0;

  1171.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1172.                 }

  1173.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1174.                 {

  1175.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1176.                         continue;

  1177. 

  1178.                     midiEvent.port = engineEvent.midi.port;

  1179.                     midiEvent.size = engineEvent.midi.size;

  1180. 

  1181.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1182. 

  1183.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1184.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1185.                 }

  1186.                 else

  1187.                 {

  1188.                     carla_stderr("Unknown event type...");

  1189.                     continue;

  1190.                 }

  1191. 

  1192.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1193.             }

  1194.         }

  1195. 

  1196.         runPendingRtEvents();

  1197.     }

  1198. 

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

  1200.     // Plugin UI calls

  1201. 

  1202.     void uiShow(const bool show)

  1203.     {

  1204.         if (show)

  1205.         {

  1206.             if (fUiServer.isOk())

  1207.                 return;

  1208. 

  1209.             CarlaString path(pHost->resourceDir);

  1210.             path += "/carla-plugin";

  1211. 

  1212.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1213. 

  1214.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1215.             fUiServer.start();

  1216. 

  1217.             for (uint i=0; i < pData->curPluginCount; ++i)

  1218.             {

  1219.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1220. 

  1221.                 if (plugin != nullptr && plugin->isEnabled())

  1222.                 {

  1223.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1224.                 }

  1225.             }

  1226.         }

  1227.         else

  1228.         {

  1229.             fUiServer.stop();

  1230.         }

  1231.     }

  1232. 

  1233.     void uiIdle()

  1234.     {

  1235.         CarlaEngine::idle();

  1236.         fUiServer.idle();

  1237. 

  1238.         if (! fUiServer.isOk())

  1239.             return;

  1240. 

  1241.         for (uint i=0; i < pData->curPluginCount; ++i)

  1242.         {

  1243.             const EnginePluginData& plugData(pData->plugins[i]);

  1244.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1245. 

  1246.             {

  1247.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1248. 

  1249.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1250.                 fUiServer.writeMsg(fTmpBuf);

  1251. 

  1252.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1253.                 fUiServer.writeMsg(fTmpBuf);

  1254.             }

  1255. 

  1256.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1257.             {

  1258.                 if (plugin->isParameterOutput(j))

  1259.                     continue;

  1260. 

  1261.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1262. 

  1263.                 std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1264.                 fUiServer.writeMsg(fTmpBuf);

  1265.                 std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1266.                 fUiServer.writeMsg(fTmpBuf);

  1267.             }

  1268.         }

  1269. 

  1270.         switch (fUiServer.getAndResetUiState())

  1271.         {

  1272.         case CarlaExternalUI::UiNone:

  1273.         case CarlaExternalUI::UiShow:

  1274.             break;

  1275.         case CarlaExternalUI::UiCrashed:

  1276.             pHost->dispatcher(pHost->handle, HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1277.             break;

  1278.         case CarlaExternalUI::UiHide:

  1279.             pHost->ui_closed(pHost->handle);

  1280.             fUiServer.stop();

  1281.             break;

  1282.         }

  1283.     }

  1284. 

  1285.     // -------------------------------------------------------------------

  1286.     // Plugin state calls

  1287. 

  1288.     char* getState() const

  1289.     {

  1290.         MemoryOutputStream out;

  1291.         out << "<?xml version='1.0' encoding='UTF-8'?>\n";

  1292.         out << "<!DOCTYPE CARLA-PROJECT>\n";

  1293.         out << "<CARLA-PROJECT VERSION='2.0'>\n";

  1294. 

  1295.         bool firstPlugin = true;

  1296.         char strBuf[STR_MAX+1];

  1297. 

  1298.         for (uint i=0; i < pData->curPluginCount; ++i)

  1299.         {

  1300.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1301. 

  1302.             if (plugin != nullptr && plugin->isEnabled())

  1303.             {

  1304.                 if (! firstPlugin)

  1305.                     out << "\n";

  1306. 

  1307.                 strBuf[0] = '\0';

  1308. 

  1309.                 plugin->getRealName(strBuf);

  1310. 

  1311.                 //if (strBuf[0] != '\0')

  1312.                 //    out << QString(" <!-- %1 -->\n").arg(xmlSafeString(strBuf, true));

  1313. 

  1314.                 out << " <Plugin>\n";

  1315.                 out << plugin->getStateSave().toString();

  1316.                 out << " </Plugin>\n";

  1317. 

  1318.                 firstPlugin = false;

  1319.             }

  1320.         }

  1321. 

  1322.         out << "</CARLA-PROJECT>\n";

  1323. 

  1324.         return strdup(out.toString().toRawUTF8());

  1325.     }

  1326. 

  1327.     void setState(const char* const data)

  1328.     {

  1329.         const String text(data);

  1330.         XmlDocument xml(text);

  1331. 

  1332.         ScopedPointer<XmlElement> xmlElement(xml.getDocumentElement(true));

  1333.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1334.         CARLA_SAFE_ASSERT_RETURN(xmlElement->getTagName().equalsIgnoreCase("carla-project"),);

  1335. 

  1336.         // completely load file

  1337.         xmlElement = xml.getDocumentElement(false);

  1338.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1339. 

  1340.         //bool pluginsAdded = false;

  1341. 

  1342.         for (XmlElement* elem = xmlElement->getFirstChildElement(); elem != nullptr; elem = elem->getNextElement())

  1343.         {

  1344.             const String& tagName(elem->getTagName());

  1345. 

  1346.             if (tagName.equalsIgnoreCase("plugin"))

  1347.             {

  1348.                 StateSave stateSave;

  1349.                 stateSave.fillFromXmlElement(elem);

  1350. 

  1351.                 CARLA_SAFE_ASSERT_CONTINUE(stateSave.type != nullptr);

  1352. 

  1353.                 const void* extraStuff = nullptr;

  1354. 

  1355.                 // check if using GIG, SF2 or SFZ 16outs

  1356.                 static const char kUse16OutsSuffix[] = " (16 outs)";

  1357. 

  1358.                 const PluginType ptype(getPluginTypeFromString(stateSave.type));

  1359. 

  1360.                 if (CarlaString(stateSave.label).endsWith(kUse16OutsSuffix))

  1361.                 {

  1362.                     if (ptype == PLUGIN_GIG || ptype == PLUGIN_SF2)

  1363.                         extraStuff = "true";

  1364.                 }

  1365. 

  1366.                 // TODO - proper find&load plugins

  1367. 

  1368.                 if (addPlugin(ptype, stateSave.binary, stateSave.name, stateSave.label, stateSave.uniqueId, extraStuff))

  1369.                 {

  1370.                     if (CarlaPlugin* const plugin = getPlugin(pData->curPluginCount-1))

  1371.                         plugin->loadStateSave(stateSave);

  1372.                 }

  1373. 

  1374.                 //pluginsAdded = true;

  1375.             }

  1376.         }

  1377. 

  1378.         //if (pluginsAdded)

  1379.         //    pHost->dispatcher(pHost->handle, HOST_OPCODE_RELOAD_ALL, 0, 0, nullptr, 0.0f);

  1380.     }

  1381. 

  1382.     // -------------------------------------------------------------------

  1383. 

  1384. public:

  1385.     #define handlePtr ((CarlaEngineNative*)handle)

  1386. 

  1387.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1388.     {

  1389.         return new CarlaEngineNative(host, false);

  1390.     }

  1391. 

  1392.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1393.     {

  1394.         return new CarlaEngineNative(host, true);

  1395.     }

  1396. 

  1397.     static void _cleanup(NativePluginHandle handle)

  1398.     {

  1399.         delete handlePtr;

  1400.     }

  1401. 

  1402.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1403.     {

  1404.         return handlePtr->getParameterCount();

  1405.     }

  1406. 

  1407.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1408.     {

  1409.         return handlePtr->getParameterInfo(index);

  1410.     }

  1411. 

  1412.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1413.     {

  1414.         return handlePtr->getParameterValue(index);

  1415.     }

  1416. 

  1417.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1418.     {

  1419.         return handlePtr->getParameterText(index /*, value*/);

  1420.     }

  1421. 

  1422.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1423.     {

  1424.         return handlePtr->getMidiProgramCount();

  1425.     }

  1426. 

  1427.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1428.     {

  1429.         return handlePtr->getMidiProgramInfo(index);

  1430.     }

  1431. 

  1432.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1433.     {

  1434.         handlePtr->setParameterValue(index, value);

  1435.     }

  1436. 

  1437.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1438.     {

  1439.         handlePtr->setMidiProgram(channel, bank, program);

  1440.     }

  1441. 

  1442.     static void _ui_show(NativePluginHandle handle, bool show)

  1443.     {

  1444.         handlePtr->uiShow(show);

  1445.     }

  1446. 

  1447.     static void _ui_idle(NativePluginHandle handle)

  1448.     {

  1449.         handlePtr->uiIdle();

  1450.     }

  1451. 

  1452.     static void _activate(NativePluginHandle handle)

  1453.     {

  1454.         handlePtr->activate();

  1455.     }

  1456. 

  1457.     static void _deactivate(NativePluginHandle handle)

  1458.     {

  1459.         handlePtr->deactivate();

  1460.     }

  1461. 

  1462.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1463.     {

  1464.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1465.     }

  1466. 

  1467.     static char* _get_state(NativePluginHandle handle)

  1468.     {

  1469.         return handlePtr->getState();

  1470.     }

  1471. 

  1472.     static void _set_state(NativePluginHandle handle, const char* data)

  1473.     {

  1474.         handlePtr->setState(data);

  1475.     }

  1476. 

  1477.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1478.     {

  1479.         switch(opcode)

  1480.         {

  1481.         case PLUGIN_OPCODE_NULL:

  1482.             return 0;

  1483.         case PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1484.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1485.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1486.             return 0;

  1487.         case PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1488.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1489.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1490.             return 0;

  1491.         case PLUGIN_OPCODE_OFFLINE_CHANGED:

  1492.             handlePtr->offlineModeChanged(value != 0);

  1493.             return 0;

  1494.         case PLUGIN_OPCODE_UI_NAME_CHANGED:

  1495.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1496.             return 0;

  1497.         }

  1498. 

  1499.         return 0;

  1500. 

  1501.         // unused

  1502.         (void)index;

  1503.         (void)ptr;

  1504.     }

  1505. 

  1506.     // -------------------------------------------------------------------

  1507. 

  1508.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1509.     {

  1510.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1511.     }

  1512. 

  1513.     // -------------------------------------------------------------------

  1514. 

  1515.     #undef handlePtr

  1516. 

  1517. private:

  1518.     const NativeHostDescriptor* const pHost;

  1519. 

  1520.     const bool fIsPatchbay; // rack if false

  1521.     bool fIsActive, fIsRunning;

  1522.     CarlaEngineNativeUI fUiServer;

  1523. 

  1524.     char fTmpBuf[STR_MAX+1];

  1525. 

  1526.     CarlaPlugin* _getFirstPlugin() const noexcept

  1527.     {

  1528.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1529.             return nullptr;

  1530. 

  1531.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1532. 

  1533.         if (plugin == nullptr || ! plugin->isEnabled())

  1534.             return nullptr;

  1535. 

  1536.         return pData->plugins[0].plugin;

  1537.     }

  1538. 

  1539.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1540. };

  1541. 

  1542. // -----------------------------------------------------------------------

  1543. 

  1544. static const NativePluginDescriptor carlaRackDesc = {

  1545.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1546.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1547.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1548.     /* audioIns  */ 2,

  1549.     /* audioOuts */ 2,

  1550.     /* midiIns   */ 1,

  1551.     /* midiOuts  */ 1,

  1552.     /* paramIns  */ 0,

  1553.     /* paramOuts */ 0,

  1554.     /* name      */ "Carla-Rack",

  1555.     /* label     */ "carlarack",

  1556.     /* maker     */ "falkTX",

  1557.     /* copyright */ "GNU GPL v2+",

  1558.     CarlaEngineNative::_instantiateRack,

  1559.     CarlaEngineNative::_cleanup,

  1560.     CarlaEngineNative::_get_parameter_count,

  1561.     CarlaEngineNative::_get_parameter_info,

  1562.     CarlaEngineNative::_get_parameter_value,

  1563.     CarlaEngineNative::_get_parameter_text,

  1564.     CarlaEngineNative::_get_midi_program_count,

  1565.     CarlaEngineNative::_get_midi_program_info,

  1566.     CarlaEngineNative::_set_parameter_value,

  1567.     CarlaEngineNative::_set_midi_program,

  1568.     /* _set_custom_data        */ nullptr,

  1569.     CarlaEngineNative::_ui_show,

  1570.     CarlaEngineNative::_ui_idle,

  1571.     /* _ui_set_parameter_value */ nullptr,

  1572.     /* _ui_set_midi_program    */ nullptr,

  1573.     /* _ui_set_custom_data     */ nullptr,

  1574.     CarlaEngineNative::_activate,

  1575.     CarlaEngineNative::_deactivate,

  1576.     CarlaEngineNative::_process,

  1577.     CarlaEngineNative::_get_state,

  1578.     CarlaEngineNative::_set_state,

  1579.     CarlaEngineNative::_dispatcher

  1580. };

  1581. 

  1582. #if 0

  1583. static const NativePluginDescriptor carlaPatchbayDesc = {

  1584.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1585.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1586.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1587.     /* audioIns  */ 2,

  1588.     /* audioOuts */ 2,

  1589.     /* midiIns   */ 1,

  1590.     /* midiOuts  */ 1,

  1591.     /* paramIns  */ 0,

  1592.     /* paramOuts */ 0,

  1593.     /* name      */ "Carla-Patchbay",

  1594.     /* label     */ "carlapatchbay",

  1595.     /* maker     */ "falkTX",

  1596.     /* copyright */ "GNU GPL v2+",

  1597.     CarlaEngineNative::_instantiatePatchbay,

  1598.     CarlaEngineNative::_cleanup,

  1599.     CarlaEngineNative::_get_parameter_count,

  1600.     CarlaEngineNative::_get_parameter_info,

  1601.     CarlaEngineNative::_get_parameter_value,

  1602.     CarlaEngineNative::_get_parameter_text,

  1603.     CarlaEngineNative::_get_midi_program_count,

  1604.     CarlaEngineNative::_get_midi_program_info,

  1605.     CarlaEngineNative::_set_parameter_value,

  1606.     CarlaEngineNative::_set_midi_program,

  1607.     /* _set_custom_data        */ nullptr,

  1608.     CarlaEngineNative::_ui_show,

  1609.     CarlaEngineNative::_ui_idle,

  1610.     /* _ui_set_parameter_value */ nullptr,

  1611.     /* _ui_set_midi_program    */ nullptr,

  1612.     /* _ui_set_custom_data     */ nullptr,

  1613.     CarlaEngineNative::_activate,

  1614.     CarlaEngineNative::_deactivate,

  1615.     CarlaEngineNative::_process,

  1616.     CarlaEngineNative::_get_state,

  1617.     CarlaEngineNative::_set_state,

  1618.     CarlaEngineNative::_dispatcher

  1619. };

  1620. #endif

  1621. 

  1622. CARLA_BACKEND_END_NAMESPACE

  1623. 

  1624. // -----------------------------------------------------------------------

  1625. 

  1626. CARLA_EXPORT

  1627. void carla_register_native_plugin_carla();

  1628. 

  1629. void carla_register_native_plugin_carla()

  1630. {

  1631.     CARLA_BACKEND_USE_NAMESPACE;

  1632.     carla_register_native_plugin(&carlaRackDesc);

  1633. #if 0

  1634.     carla_register_native_plugin(&carlaPatchbayDesc);

  1635. #endif

  1636. }

  1637. 

  1638. // -----------------------------------------------------------------------

  1639. 

  1640. CARLA_EXPORT

  1641. const NativePluginDescriptor* get_carla_native_plugin();

  1642. 

  1643. const NativePluginDescriptor* get_carla_native_plugin()

  1644. {

  1645.     CARLA_BACKEND_USE_NAMESPACE;

  1646.     return &carlaRackDesc;

  1647. }

  1648. 

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

  1650. // Extra stuff for linking purposes

  1651. 

  1652. #ifdef CARLA_PLUGIN_EXPORT

  1653. 

  1654. CARLA_BACKEND_START_NAMESPACE

  1655. 

  1656. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  1657. 

  1658. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  1659. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  1660. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  1661. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  1662. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  1663. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  1664. # else

  1665. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  1666. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  1667. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

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

  1669. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  1670. # endif

  1671. 

  1672. CARLA_BACKEND_END_NAMESPACE

  1673. 

  1674. #include "CarlaDssiUtils.cpp"

  1675. #include "CarlaStateUtils.cpp"

  1676. 

  1677. #endif

  1678. 

  1679. // -----------------------------------------------------------------------