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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. 

  24. #include "CarlaEngineInternal.hpp"

  25. #include "CarlaPlugin.hpp"

  26. 

  27. #include "CarlaBackendUtils.hpp"

  28. #include "CarlaBase64Utils.hpp"

  29. #include "CarlaBinaryUtils.hpp"

  30. #include "CarlaMathUtils.hpp"

  31. #include "CarlaStateUtils.hpp"

  32. 

  33. #include "CarlaExternalUI.hpp"

  34. #include "CarlaHost.h"

  35. #include "CarlaNative.hpp"

  36. 

  37. #include "juce_audio_basics.h"

  38. 

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

  40. # include "juce_gui_basics.h"

  41. #else

  42. namespace juce {

  43. # include "juce_events/messages/juce_Initialisation.h"

  44. } // namespace juce

  45. #endif

  46. 

  47. using juce::File;

  48. using juce::FloatVectorOperations;

  49. using juce::MemoryOutputStream;

  50. using juce::ScopedPointer;

  51. using juce::String;

  52. using juce::XmlDocument;

  53. using juce::XmlElement;

  54. 

  55. static bool gNeedsJuceHandling = false;

  56. static int  gJuceReferenceCounter = 0;

  57. 

  58. CARLA_BACKEND_START_NAMESPACE

  59. 

  60. // -----------------------------------------------------------------------

  61. 

  62. class CarlaEngineNativeUI : public CarlaExternalUI

  63. {

  64. public:

  65.     CarlaEngineNativeUI(CarlaEngine* const engine)

  66.         : fEngine(engine),

  67.           fIsReady(false),

  68.           leakDetector_CarlaEngineNativeUI()

  69.     {

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

  71.     }

  72. 

  73.     ~CarlaEngineNativeUI() noexcept override

  74.     {

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

  76.     }

  77. 

  78.     bool isReady() const noexcept

  79.     {

  80.         return fIsReady;

  81.     }

  82. 

  83. protected:

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

  85.     {

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

  87.             return true;

  88. 

  89.         bool ok = true;

  90. 

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

  92.         {

  93.             uint32_t option;

  94.             int32_t value;

  95.             const char* valueStr = nullptr;

  96. 

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

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

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

  100. 

  101.             try {

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

  103.             } CARLA_SAFE_EXCEPTION("setOption");

  104. 

  105.             if (valueStr != nullptr)

  106.                 delete[] valueStr;

  107.         }

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

  109.         {

  110.             const char* filename;

  111. 

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

  113. 

  114.             try {

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

  116.             } CARLA_SAFE_EXCEPTION("loadFile");

  117. 

  118.             delete[] filename;

  119.         }

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

  121.         {

  122.             const char* filename;

  123. 

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

  125. 

  126.             try {

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

  128.             } CARLA_SAFE_EXCEPTION("loadProject");

  129. 

  130.             delete[] filename;

  131.         }

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

  133.         {

  134.             const char* filename;

  135. 

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

  137. 

  138.             try {

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

  140.             } CARLA_SAFE_EXCEPTION("saveProject");

  141. 

  142.             delete[] filename;

  143.         }

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

  145.         {

  146.             uint32_t groupA, portA, groupB, portB;

  147. 

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

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

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

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

  152. 

  153.             try {

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

  155.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  156.         }

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

  158.         {

  159.             uint32_t connectionId;

  160. 

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

  162. 

  163.             try {

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

  165.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  166.         }

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

  168.         {

  169.             try {

  170.                 ok = fEngine->patchbayRefresh(false);

  171.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  172.         }

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

  174.         {

  175.             fEngine->transportPlay();

  176.         }

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

  178.         {

  179.             fEngine->transportPause();

  180.         }

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

  182.         {

  183.             uint64_t frame;

  184. 

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

  186. 

  187.             fEngine->transportRelocate(frame);

  188.         }

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

  190.         {

  191.             uint32_t btype, ptype;

  192.             const char* filename = nullptr;

  193.             const char* name;

  194.             const char* label;

  195.             int64_t uniqueId;

  196.             uint options;

  197. 

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

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

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

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

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

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

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

  205. 

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

  207.             {

  208.                 delete[] filename;

  209.                 filename = nullptr;

  210.             }

  211. 

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

  213.             {

  214.                 delete[] name;

  215.                 name = nullptr;

  216.             }

  217. 

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

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

  220. 

  221.             if (filename != nullptr)

  222.                 delete[] filename;

  223.             if (name != nullptr)

  224.                 delete[] name;

  225.             delete[] label;

  226.         }

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

  228.         {

  229.             uint32_t pluginId;

  230. 

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

  232. 

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

  234.         }

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

  236.         {

  237.             ok = fEngine->removeAllPlugins();

  238.         }

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

  240.         {

  241.             uint32_t pluginId;

  242.             const char* newName;

  243. 

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

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

  246. 

  247.             // TODO

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

  249. 

  250.             delete[] newName;

  251.         }

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

  253.         {

  254.             uint32_t pluginId;

  255. 

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

  257. 

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

  259.         }

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

  261.         {

  262.             uint32_t pluginId;

  263. 

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

  265. 

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

  267.         }

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

  269.         {

  270.             uint32_t pluginIdA, pluginIdB;

  271. 

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

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

  274. 

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

  276.         }

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

  278.         {

  279.             uint32_t pluginId;

  280.             const char* filename;

  281. 

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

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

  284. 

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

  286.                 plugin->loadStateFromFile(filename);

  287. 

  288.             delete[] filename;

  289.         }

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

  291.         {

  292.             uint32_t pluginId;

  293.             const char* filename;

  294. 

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

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

  297. 

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

  299.                 plugin->saveStateToFile(filename);

  300. 

  301.             delete[] filename;

  302.         }

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

  304.         {

  305.             uint32_t pluginId, option;

  306.             bool yesNo;

  307. 

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

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

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

  311. 

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

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

  314.         }

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

  316.         {

  317.             uint32_t pluginId;

  318.             bool onOff;

  319. 

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

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

  322. 

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

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

  325.         }

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

  327.         {

  328.             uint32_t pluginId;

  329.             float value;

  330. 

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

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

  333. 

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

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

  336.         }

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

  338.         {

  339.             uint32_t pluginId;

  340.             float value;

  341. 

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

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

  344. 

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

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

  347.         }

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

  349.         {

  350.             uint32_t pluginId;

  351.             float value;

  352. 

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

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

  355. 

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

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

  358.         }

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

  360.         {

  361.             uint32_t pluginId;

  362.             float value;

  363. 

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

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

  366. 

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

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

  369.         }

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

  371.         {

  372.             uint32_t pluginId;

  373.             float value;

  374. 

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

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

  377. 

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

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

  380.         }

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

  382.         {

  383.             uint32_t pluginId;

  384.             int32_t channel;

  385. 

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

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

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

  389. 

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

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

  392.         }

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

  394.         {

  395.             uint32_t pluginId, parameterId;

  396.             float value;

  397. 

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

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

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

  401. 

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

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

  404.         }

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

  406.         {

  407.             uint32_t pluginId, parameterId, channel;

  408. 

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

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

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

  412.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  413. 

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

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

  416.         }

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

  418.         {

  419.             uint32_t pluginId, parameterId;

  420.             int32_t cc;

  421. 

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

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

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

  425.             CARLA_SAFE_ASSERT_RETURN(cc >= -1 && cc < MAX_MIDI_CONTROL, true);

  426. 

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

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

  429.         }

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

  431.         {

  432.             uint32_t pluginId;

  433.             int32_t index;

  434. 

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

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

  437. 

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

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

  440.         }

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

  442.         {

  443.             uint32_t pluginId;

  444.             int32_t index;

  445. 

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

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

  448. 

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

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

  451.         }

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

  453.         {

  454.             uint32_t pluginId;

  455.             const char* type;

  456.             const char* key;

  457.             const char* value;

  458. 

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

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

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

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

  463. 

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

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

  466. 

  467.             delete[] type;

  468.             delete[] key;

  469.             delete[] value;

  470.         }

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

  472.         {

  473.             uint32_t pluginId;

  474.             const char* cdata;

  475. 

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

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

  478. 

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

  480.             {

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

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

  483.             }

  484. 

  485.             delete[] cdata;

  486.         }

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

  488.         {

  489.             uint32_t pluginId;

  490. 

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

  492. 

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

  494.                 plugin->prepareForSave();

  495.         }

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

  497.         {

  498.             uint32_t pluginId;

  499. 

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

  501. 

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

  503.                 plugin->resetParameters();

  504.         }

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

  506.         {

  507.             uint32_t pluginId;

  508. 

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

  510. 

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

  512.                 plugin->randomizeParameters();

  513.         }

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

  515.         {

  516.             uint32_t pluginId, channel, note, velocity;

  517. 

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

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

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

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

  522.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  523.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  524.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  525. 

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

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

  528.         }

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

  530.         {

  531.             uint32_t pluginId;

  532.             bool yesNo;

  533. 

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

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

  536. 

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

  538.                 plugin->showCustomUI(yesNo);

  539.         }

  540.         else if (std::strcmp(msg, "ready") == 0)

  541.         {

  542.             fIsReady = true;

  543.         }

  544.         else

  545.         {

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

  547.             return false;

  548.         }

  549. 

  550.         if (! ok)

  551.         {

  552.             const CarlaMutexLocker cml(getPipeLock());

  553.             writeMessage("error\n", 6);

  554.             writeAndFixMessage(fEngine->getLastError());

  555.             flushMessages();

  556.         }

  557. 

  558.         return true;

  559.     }

  560. 

  561. private:

  562.     CarlaEngine* const fEngine;

  563.     bool               fIsReady;

  564. 

  565.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  566. };

  567. 

  568. // -----------------------------------------------------------------------

  569. 

  570. class CarlaEngineNative : public CarlaEngine

  571. {

  572. public:

  573.     CarlaEngineNative(const NativeHostDescriptor* const host, const bool isPatchbay, const uint32_t inChan = 2, uint32_t outChan = 0)

  574.         : CarlaEngine(),

  575.           pHost(host),

  576.           kIsPatchbay(isPatchbay),

  577.           fIsActive(false),

  578.           fIsRunning(false),

  579.           fUiServer(this),

  580.           fOptionsForced(false),

  581.           fWaitForReadyMsg(false),

  582.           leakDetector_CarlaEngineNative()

  583.     {

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

  585. 

  586.         CARLA_SAFE_ASSERT_INT(gJuceReferenceCounter >= 0, gJuceReferenceCounter);

  587. 

  588.         if (gNeedsJuceHandling && ++gJuceReferenceCounter == 1)

  589.             juce::initialiseJuce_GUI();

  590. 

  591.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  592. 

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

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

  595. 

  596.         if (outChan == 0)

  597.             outChan = inChan;

  598. 

  599.         // set-up engine

  600.         if (kIsPatchbay)

  601.         {

  602.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  603.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  604.             pData->options.forceStereo         = false;

  605.             pData->options.preferPluginBridges = false;

  606.             pData->options.preferUiBridges     = false;

  607.             init("Carla-Patchbay");

  608.             pData->graph.create(inChan, outChan);

  609.         }

  610.         else

  611.         {

  612.             CARLA_SAFE_ASSERT(inChan == 2);

  613.             CARLA_SAFE_ASSERT(outChan == 2);

  614.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  615.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  616.             pData->options.forceStereo         = true;

  617.             pData->options.preferPluginBridges = false;

  618.             pData->options.preferUiBridges     = false;

  619.             init("Carla-Rack");

  620.             pData->graph.create(0, 0);

  621.         }

  622. 

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

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

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

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

  627. 

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

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

  630. 

  631.         setCallback(_ui_server_callback, this);

  632.     }

  633. 

  634.     ~CarlaEngineNative() override

  635.     {

  636.         CARLA_SAFE_ASSERT(! fIsActive);

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

  638. 

  639.         pData->aboutToClose = true;

  640.         fIsRunning = false;

  641. 

  642.         removeAllPlugins();

  643.         //runPendingRtEvents();

  644.         close();

  645. 

  646.         pData->graph.destroy();

  647. 

  648.         if (gNeedsJuceHandling && --gJuceReferenceCounter == 0)

  649.             juce::shutdownJuce_GUI();

  650. 

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

  652.     }

  653. 

  654. protected:

  655.     // -------------------------------------

  656.     // CarlaEngine virtual calls

  657. 

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

  659.     {

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

  661. 

  662.         fIsRunning = true;

  663. 

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

  665.         {

  666.             close();

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

  668.             return false;

  669.         }

  670. 

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

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

  673. 

  674.         return true;

  675.     }

  676. 

  677.     bool close() override

  678.     {

  679.         fIsRunning = false;

  680.         CarlaEngine::close();

  681.         return true;

  682.     }

  683. 

  684.     bool isRunning() const noexcept override

  685.     {

  686.         return fIsRunning;

  687.     }

  688. 

  689.     bool isOffline() const noexcept override

  690.     {

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

  692.     }

  693. 

  694.     EngineType getType() const noexcept override

  695.     {

  696.         return kEngineTypePlugin;

  697.     }

  698. 

  699.     const char* getCurrentDriverName() const noexcept override

  700.     {

  701.         return "Plugin";

  702.     }

  703. 

  704.     void callback(const EngineCallbackOpcode action, const uint pluginId, const int value1, const int value2, const float value3, const char* const valueStr) noexcept override

  705.     {

  706.         CarlaEngine::callback(action, pluginId, value1, value2, value3, valueStr);

  707. 

  708.         if (action == ENGINE_CALLBACK_IDLE && ! pData->aboutToClose)

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

  710.     }

  711. 

  712.     // -------------------------------------------------------------------

  713. 

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

  715.     {

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

  717.         {

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

  719.             return retName;

  720.         }

  721. 

  722.         return nullptr;

  723.     }

  724. 

  725.     // -------------------------------------------------------------------

  726. 

  727.     void bufferSizeChanged(const uint32_t newBufferSize)

  728.     {

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

  730.             return;

  731. 

  732.         {

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

  734. 

  735.             fUiServer.writeAndFixMessage("buffer-size");

  736.             std::sprintf(fTmpBuf, "%i\n", newBufferSize);

  737.             fUiServer.writeMessage(fTmpBuf);

  738.             fUiServer.flushMessages();

  739.         }

  740. 

  741.         pData->bufferSize = newBufferSize;

  742.         CarlaEngine::bufferSizeChanged(newBufferSize);

  743.     }

  744. 

  745.     void sampleRateChanged(const double newSampleRate)

  746.     {

  747.         if (carla_compareFloats(pData->sampleRate, newSampleRate))

  748.             return;

  749. 

  750.         {

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

  752.             const ScopedLocale csl;

  753. 

  754.             fUiServer.writeAndFixMessage("sample-rate");

  755.             std::sprintf(fTmpBuf, "%f\n", newSampleRate);

  756.             fUiServer.writeMessage(fTmpBuf);

  757.             fUiServer.flushMessages();

  758.         }

  759. 

  760.         pData->sampleRate = newSampleRate;

  761.         CarlaEngine::sampleRateChanged(newSampleRate);

  762.     }

  763. 

  764.     // -------------------------------------------------------------------

  765. 

  766.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  767.     {

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

  769. 

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

  771. 

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

  773.         fUiServer.writeMessage(fTmpBuf);

  774. 

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

  776.         fUiServer.writeMessage(fTmpBuf);

  777. 

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

  779.         {

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

  781.             fUiServer.writeAndFixMessage(fTmpBuf);

  782.         }

  783.         else

  784.             fUiServer.writeMessage("\n");

  785. 

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

  787.         {

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

  789.             fUiServer.writeAndFixMessage(fTmpBuf);

  790.         }

  791.         else

  792.             fUiServer.writeMessage("\n");

  793. 

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

  795.         {

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

  797.             fUiServer.writeAndFixMessage(fTmpBuf);

  798.         }

  799.         else

  800.             fUiServer.writeMessage("\n");

  801. 

  802.         plugin->getRealName(fTmpBuf);

  803.         fUiServer.writeAndFixMessage(fTmpBuf);

  804. 

  805.         plugin->getLabel(fTmpBuf);

  806.         fUiServer.writeAndFixMessage(fTmpBuf);

  807. 

  808.         plugin->getMaker(fTmpBuf);

  809.         fUiServer.writeAndFixMessage(fTmpBuf);

  810. 

  811.         plugin->getCopyright(fTmpBuf);

  812.         fUiServer.writeAndFixMessage(fTmpBuf);

  813. 

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

  815.         fUiServer.writeMessage(fTmpBuf);

  816. 

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

  818.         fUiServer.writeMessage(fTmpBuf);

  819. 

  820.         fUiServer.flushMessages();

  821.     }

  822. 

  823.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  824.     {

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

  826.         const ScopedLocale csl;

  827. 

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

  829. 

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

  831.         {

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

  833.             fUiServer.writeMessage(fTmpBuf);

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

  835.             fUiServer.writeMessage(fTmpBuf);

  836.             fUiServer.flushMessages();

  837.         }

  838. 

  839.         uint32_t ins, outs, count;

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

  841.         count = plugin->getParameterCount();

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

  843.         fUiServer.writeMessage(fTmpBuf);

  844. 

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

  846.         {

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

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

  849. 

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

  851.             fUiServer.writeMessage(fTmpBuf);

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

  853.             fUiServer.writeMessage(fTmpBuf);

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

  855.             fUiServer.writeAndFixMessage(fTmpBuf);

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

  857.             fUiServer.writeAndFixMessage(fTmpBuf);

  858. 

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

  860.             fUiServer.writeMessage(fTmpBuf);

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

  862.             fUiServer.writeMessage(fTmpBuf);

  863. 

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

  865.             fUiServer.writeMessage(fTmpBuf);

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

  867.             fUiServer.writeMessage(fTmpBuf);

  868.         }

  869. 

  870.         fUiServer.flushMessages();

  871.     }

  872. 

  873.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  874.     {

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

  876. 

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

  878. 

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

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

  881.         fUiServer.writeMessage(fTmpBuf);

  882. 

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

  884.         {

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

  886.             fUiServer.writeMessage(fTmpBuf);

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

  888.             fUiServer.writeAndFixMessage(fTmpBuf);

  889.         }

  890. 

  891.         fUiServer.flushMessages();

  892. 

  893.         count = plugin->getMidiProgramCount();

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

  895.         fUiServer.writeMessage(fTmpBuf);

  896. 

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

  898.         {

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

  900.             fUiServer.writeMessage(fTmpBuf);

  901. 

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

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

  904.             fUiServer.writeMessage(fTmpBuf);

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

  906.             fUiServer.writeAndFixMessage(fTmpBuf);

  907.         }

  908. 

  909.         fUiServer.flushMessages();

  910.     }

  911. 

  912.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  913.     {

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

  915. 

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

  917. 

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

  919.         std::sprintf(fTmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  920.         fUiServer.writeMessage(fTmpBuf);

  921. 

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

  923.         {

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

  925.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  926. 

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

  928.                 continue;

  929. 

  930.             std::sprintf(fTmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  931.             fUiServer.writeMessage(fTmpBuf);

  932. 

  933.             fUiServer.writeAndFixMessage(customData.type);

  934.             fUiServer.writeAndFixMessage(customData.key);

  935.             fUiServer.writeAndFixMessage(customData.value);

  936.         }

  937. 

  938.         fUiServer.flushMessages();

  939.     }

  940. 

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

  942.     {

  943.         if (! fIsRunning)

  944.             return;

  945.         if (! fUiServer.isPipeRunning())

  946.             return;

  947. 

  948.         CarlaPlugin* plugin;

  949. 

  950.         switch (action)

  951.         {

  952.         case ENGINE_CALLBACK_UPDATE:

  953.             plugin = getPlugin(pluginId);

  954. 

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

  956.             {

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

  958.                 uiServerSendPluginProperties(plugin);

  959.             }

  960.             break;

  961. 

  962.         case ENGINE_CALLBACK_RELOAD_INFO:

  963.             plugin = getPlugin(pluginId);

  964. 

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

  966.             {

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

  968.                 uiServerSendPluginInfo(plugin);

  969.             }

  970.             break;

  971. 

  972.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  973.             plugin = getPlugin(pluginId);

  974. 

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

  976.             {

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

  978.                 uiServerSendPluginParameters(plugin);

  979.             }

  980.             break;

  981. 

  982.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  983.             plugin = getPlugin(pluginId);

  984. 

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

  986.             {

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

  988.                 uiServerSendPluginPrograms(plugin);

  989.             }

  990.             break;

  991. 

  992.         case ENGINE_CALLBACK_RELOAD_ALL:

  993.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  994.             plugin = getPlugin(pluginId);

  995. 

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

  997.             {

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

  999.                 uiServerSendPluginInfo(plugin);

  1000.                 uiServerSendPluginParameters(plugin);

  1001.                 uiServerSendPluginPrograms(plugin);

  1002.                 uiServerSendPluginProperties(plugin);

  1003.             }

  1004.             break;

  1005. 

  1006.         default:

  1007.             break;

  1008.         }

  1009. 

  1010.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1011.         const ScopedLocale csl;

  1012. 

  1013.         std::sprintf(fTmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1014.         fUiServer.writeMessage(fTmpBuf);

  1015. 

  1016.         std::sprintf(fTmpBuf, "%u\n", pluginId);

  1017.         fUiServer.writeMessage(fTmpBuf);

  1018. 

  1019.         std::sprintf(fTmpBuf, "%i\n", value1);

  1020.         fUiServer.writeMessage(fTmpBuf);

  1021. 

  1022.         std::sprintf(fTmpBuf, "%i\n", value2);

  1023.         fUiServer.writeMessage(fTmpBuf);

  1024. 

  1025.         std::sprintf(fTmpBuf, "%f\n", value3);

  1026.         fUiServer.writeMessage(fTmpBuf);

  1027. 

  1028.         fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : "");

  1029. 

  1030.         fUiServer.flushMessages();

  1031.     }

  1032. 

  1033.     void uiServerInfo()

  1034.     {

  1035.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1036.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1037. 

  1038.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1039. 

  1040. #ifdef HAVE_LIBLO

  1041.         fUiServer.writeAndFixMessage("osc-urls");

  1042.         fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP());

  1043.         fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP());

  1044. #endif

  1045. 

  1046.         fUiServer.writeAndFixMessage("max-plugin-number");

  1047.         std::sprintf(fTmpBuf, "%i\n", pData->maxPluginNumber);

  1048.         fUiServer.writeMessage(fTmpBuf);

  1049. 

  1050.         fUiServer.writeAndFixMessage("buffer-size");

  1051.         std::sprintf(fTmpBuf, "%i\n", pData->bufferSize);

  1052.         fUiServer.writeMessage(fTmpBuf);

  1053. 

  1054.         const ScopedLocale csl;

  1055. 

  1056.         fUiServer.writeAndFixMessage("sample-rate");

  1057.         std::sprintf(fTmpBuf, "%f\n", pData->sampleRate);

  1058.         fUiServer.writeMessage(fTmpBuf);

  1059. 

  1060.         fUiServer.flushMessages();

  1061.     }

  1062. 

  1063.     void uiServerOptions()

  1064.     {

  1065.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1066.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1067. 

  1068.         const EngineOptions& options(pData->options);

  1069.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1070. 

  1071.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1072.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1073. 

  1074.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1075.         fUiServer.writeMessage(fTmpBuf);

  1076.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1077.         std::sprintf(fTmpBuf, "%i\n", options.processMode);

  1078.         fUiServer.writeMessage(fTmpBuf);

  1079.         fUiServer.flushMessages();

  1080. 

  1081.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1082.         fUiServer.writeMessage(fTmpBuf);

  1083.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1084.         std::sprintf(fTmpBuf, "%i\n", options.transportMode);

  1085.         fUiServer.writeMessage(fTmpBuf);

  1086.         fUiServer.flushMessages();

  1087. 

  1088.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1089.         fUiServer.writeMessage(fTmpBuf);

  1090.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1091.         fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n");

  1092.         fUiServer.flushMessages();

  1093. 

  1094.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1095.         fUiServer.writeMessage(fTmpBuf);

  1096.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1097.         fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n");

  1098.         fUiServer.flushMessages();

  1099. 

  1100.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1101.         fUiServer.writeMessage(fTmpBuf);

  1102.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1103.         fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n");

  1104.         fUiServer.flushMessages();

  1105. 

  1106.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1107.         fUiServer.writeMessage(fTmpBuf);

  1108.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1109.         fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n");

  1110.         fUiServer.flushMessages();

  1111. 

  1112.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1113.         fUiServer.writeMessage(fTmpBuf);

  1114.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1115.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  1116.         fUiServer.writeMessage(fTmpBuf);

  1117.         fUiServer.flushMessages();

  1118. 

  1119.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1120.         fUiServer.writeMessage(fTmpBuf);

  1121.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1122.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  1123.         fUiServer.writeMessage(fTmpBuf);

  1124.         fUiServer.flushMessages();

  1125. 

  1126.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1127.         fUiServer.writeMessage(fTmpBuf);

  1128.         fUiServer.writeMessage("true\n", 5);

  1129.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  1130.         fUiServer.writeMessage(fTmpBuf);

  1131.         fUiServer.flushMessages();

  1132. 

  1133.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1134.         fUiServer.writeMessage(fTmpBuf);

  1135.         fUiServer.writeMessage("true\n", 5);

  1136.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  1137.         fUiServer.writeMessage(fTmpBuf);

  1138.         fUiServer.flushMessages();

  1139.     }

  1140. 

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

  1142.     // Plugin parameter calls

  1143. 

  1144.     uint32_t getParameterCount() const

  1145.     {

  1146.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1147.             return plugin->getParameterCount();

  1148. 

  1149.         return 0;

  1150.     }

  1151. 

  1152.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1153.     {

  1154.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1155.         {

  1156.             if (index < plugin->getParameterCount())

  1157.             {

  1158.                 static NativeParameter param;

  1159.                 static char strBufName[STR_MAX+1];

  1160.                 static char strBufUnit[STR_MAX+1];

  1161. 

  1162.                 const ParameterData& paramData(plugin->getParameterData(index));

  1163.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1164. 

  1165.                 plugin->getParameterName(index, strBufName);

  1166.                 plugin->getParameterUnit(index, strBufUnit);

  1167. 

  1168.                 uint hints = 0x0;

  1169. 

  1170.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1171.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1172.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1173.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1174.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1175.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1176.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1177.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1178.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1179.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1180.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1181.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1182.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  1183.                     hints |= NATIVE_PARAMETER_USES_CUSTOM_TEXT;

  1184. 

  1185.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1186.                 {

  1187.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1188.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1189.                     if (paramData.type == PARAMETER_OUTPUT)

  1190.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1191.                 }

  1192. 

  1193.                 param.hints = static_cast<NativeParameterHints>(hints);

  1194.                 param.name  = strBufName;

  1195.                 param.unit  = strBufUnit;

  1196.                 param.ranges.def = paramRanges.def;

  1197.                 param.ranges.min = paramRanges.min;

  1198.                 param.ranges.max = paramRanges.max;

  1199.                 param.ranges.step = paramRanges.step;

  1200.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1201.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1202.                 param.scalePointCount = 0; // TODO

  1203.                 param.scalePoints = nullptr;

  1204. 

  1205.                 return &param;

  1206.             }

  1207.         }

  1208. 

  1209.         return nullptr;

  1210.     }

  1211. 

  1212.     float getParameterValue(const uint32_t index) const

  1213.     {

  1214.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1215.         {

  1216.             if (index < plugin->getParameterCount())

  1217.                 return plugin->getParameterValue(index);

  1218.         }

  1219. 

  1220.         return 0.0f;

  1221.     }

  1222. 

  1223.     const char* getParameterText(const uint32_t index /*, const float value*/) const

  1224.     {

  1225.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1226.         {

  1227.             if (index < plugin->getParameterCount())

  1228.             {

  1229.                 static char strBuf[STR_MAX+1];

  1230.                 carla_zeroChar(strBuf, STR_MAX+1);

  1231. 

  1232.                 plugin->getParameterText(index, /*value,*/ strBuf);

  1233. 

  1234.                 return strBuf;

  1235.             }

  1236.         }

  1237. 

  1238.         return nullptr;

  1239.     }

  1240. 

  1241.     // -------------------------------------------------------------------

  1242.     // Plugin midi-program calls

  1243. 

  1244.     uint32_t getMidiProgramCount() const

  1245.     {

  1246.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1247.             return plugin->getMidiProgramCount();

  1248. 

  1249.         return 0;

  1250.     }

  1251. 

  1252.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1253.     {

  1254.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1255.         {

  1256.             if (index < plugin->getMidiProgramCount())

  1257.             {

  1258.                 static NativeMidiProgram midiProg;

  1259. 

  1260.                 {

  1261.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1262. 

  1263.                     midiProg.bank    = midiProgData.bank;

  1264.                     midiProg.program = midiProgData.program;

  1265.                     midiProg.name    = midiProgData.name;

  1266.                 }

  1267. 

  1268.                 return &midiProg;

  1269.             }

  1270.         }

  1271. 

  1272.         return nullptr;

  1273.     }

  1274. 

  1275.     // -------------------------------------------------------------------

  1276.     // Plugin state calls

  1277. 

  1278.     void setParameterValue(const uint32_t index, const float value)

  1279.     {

  1280.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1281.         {

  1282.             if (index < plugin->getParameterCount())

  1283.                 plugin->setParameterValue(index, value, false, false, false);

  1284.         }

  1285.     }

  1286. 

  1287.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1288.     {

  1289.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1290.             plugin->setMidiProgramById(bank, program, false, false, false);

  1291.     }

  1292. 

  1293.     // -------------------------------------------------------------------

  1294.     // Plugin process calls

  1295. 

  1296.     void activate()

  1297.     {

  1298. #if 0

  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.                 continue;

  1305. 

  1306.             plugin->setActive(true, true, false);

  1307.         }

  1308. #endif

  1309.         fIsActive = true;

  1310.     }

  1311. 

  1312.     void deactivate()

  1313.     {

  1314.         fIsActive = false;

  1315. #if 0

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

  1317.         {

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

  1319. 

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

  1321.                 continue;

  1322. 

  1323.             plugin->setActive(false, true, false);

  1324.         }

  1325. #endif

  1326. 

  1327.         // just in case

  1328.         //runPendingRtEvents();

  1329.     }

  1330. 

  1331.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1332.     {

  1333.         const PendingRtEventsRunner prt(this);

  1334. 

  1335.         // ---------------------------------------------------------------

  1336.         // Time Info

  1337. 

  1338.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1339. 

  1340.         pData->timeInfo.playing = timeInfo->playing;

  1341.         pData->timeInfo.frame   = timeInfo->frame;

  1342.         pData->timeInfo.usecs   = timeInfo->usecs;

  1343.         pData->timeInfo.valid   = 0x0;

  1344. 

  1345.         if (timeInfo->bbt.valid)

  1346.         {

  1347.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1348. 

  1349.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1350.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1351.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1352.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1353. 

  1354.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1355.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1356. 

  1357.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1358.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1359.         }

  1360. 

  1361.         // ---------------------------------------------------------------

  1362.         // Do nothing if no plugins and rack mode

  1363. 

  1364.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1365.         {

  1366.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1367.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1368.             return;

  1369.         }

  1370. 

  1371.         // ---------------------------------------------------------------

  1372.         // initialize events

  1373. 

  1374.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

  1375.         carla_zeroStruct<EngineEvent>(pData->events.out, kMaxEngineEventInternalCount);

  1376. 

  1377.         // ---------------------------------------------------------------

  1378.         // events input (before processing)

  1379. 

  1380.         {

  1381.             uint32_t engineEventIndex = 0;

  1382. 

  1383.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1384.             {

  1385.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1386.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1387. 

  1388.                 engineEvent.time = midiEvent.time;

  1389.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1390. 

  1391.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1392.                     break;

  1393.             }

  1394.         }

  1395. 

  1396.         if (kIsPatchbay)

  1397.         {

  1398.             // -----------------------------------------------------------

  1399.             // process

  1400. 

  1401.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1402.         }

  1403.         else

  1404.         {

  1405.             // -----------------------------------------------------------

  1406.             // create audio buffers

  1407. 

  1408.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1409.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1410. 

  1411.             // -----------------------------------------------------------

  1412.             // process

  1413. 

  1414.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1415.         }

  1416. 

  1417.         // ---------------------------------------------------------------

  1418.         // events output (after processing)

  1419. 

  1420.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1421. 

  1422.         {

  1423.             NativeMidiEvent midiEvent;

  1424. 

  1425.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1426.             {

  1427.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1428. 

  1429.                 if (engineEvent.type == kEngineEventTypeNull)

  1430.                     break;

  1431. 

  1432.                 midiEvent.time = engineEvent.time;

  1433. 

  1434.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1435.                 {

  1436.                     midiEvent.port = 0;

  1437.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1438.                 }

  1439.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1440.                 {

  1441.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1442.                         continue;

  1443. 

  1444.                     midiEvent.port = engineEvent.midi.port;

  1445.                     midiEvent.size = engineEvent.midi.size;

  1446. 

  1447.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1448. 

  1449.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1450.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1451.                 }

  1452.                 else

  1453.                 {

  1454.                     carla_stderr("Unknown event type...");

  1455.                     continue;

  1456.                 }

  1457. 

  1458.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1459.             }

  1460.         }

  1461.     }

  1462. 

  1463.     // -------------------------------------------------------------------

  1464.     // Plugin UI calls

  1465. 

  1466.     void uiShow(const bool show)

  1467.     {

  1468.         if (show)

  1469.         {

  1470.             if (fUiServer.isPipeRunning())

  1471.             {

  1472.                 fUiServer.writeFocusMessage();

  1473.                 return;

  1474.             }

  1475. 

  1476.             CarlaString path(pHost->resourceDir);

  1477. 

  1478.             if (kIsPatchbay)

  1479.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1480.             else

  1481.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1482. // #ifdef CARLA_OS_WIN

  1483. //             path += ".exe";

  1484. // #endif

  1485.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1486. 

  1487.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1488. 

  1489.             if (! fUiServer.startPipeServer(false))

  1490.             {

  1491.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1492.                 return;

  1493.             }

  1494. 

  1495.             uiServerInfo();

  1496.             uiServerOptions();

  1497.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0, pData->options.processMode, pData->options.transportMode, 0.0f, "Plugin");

  1498. 

  1499.             fUiServer.writeShowMessage();

  1500. 

  1501.             for (uint i=0; i < pData->curPluginCount; ++i)

  1502.             {

  1503.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1504. 

  1505.                 if (plugin != nullptr && plugin->isEnabled())

  1506.                 {

  1507.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1508.                 }

  1509.             }

  1510. 

  1511.             if (kIsPatchbay)

  1512.                 patchbayRefresh(false);

  1513. 

  1514.             if (fWaitForReadyMsg)

  1515.             {

  1516.                 carla_stdout("Using Carla plugin embedded in Tracktion, waiting for it to be ready...");

  1517. 

  1518.                 for (; fUiServer.isPipeRunning() && ! fUiServer.isReady();)

  1519.                     fUiServer.idlePipe();

  1520. 

  1521.                 carla_stdout("Done!");

  1522.             }

  1523.         }

  1524.         else

  1525.         {

  1526.             fUiServer.stopPipeServer(2000);

  1527. 

  1528.             // hide all custom uis

  1529.             for (uint i=0; i < pData->curPluginCount; ++i)

  1530.             {

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

  1532. 

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

  1534.                 {

  1535.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1536.                     {

  1537.                         try {

  1538.                             plugin->showCustomUI(false);

  1539.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1540.                     }

  1541.                 }

  1542.             }

  1543.         }

  1544.     }

  1545. 

  1546.     void uiIdle()

  1547.     {

  1548.         for (uint i=0; i < pData->curPluginCount; ++i)

  1549.         {

  1550.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1551. 

  1552.             if (plugin != nullptr && plugin->isEnabled())

  1553.             {

  1554.                 if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1555.                 {

  1556.                     try {

  1557.                         plugin->uiIdle();

  1558.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1559.                 }

  1560.             }

  1561.         }

  1562. 

  1563.         if (fUiServer.isPipeRunning())

  1564.         {

  1565.             fUiServer.idlePipe();

  1566. 

  1567.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1568. #ifndef CARLA_OS_WIN

  1569.             const EngineTimeInfo& timeInfo(pData->timeInfo);

  1570.             const ScopedLocale csl;

  1571. 

  1572.             // send transport

  1573.             fUiServer.writeAndFixMessage("transport");

  1574.             fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n");

  1575. 

  1576.             if (timeInfo.valid & EngineTimeInfo::kValidBBT)

  1577.             {

  1578.                 std::sprintf(fTmpBuf, P_UINT64 ":%i:%i:%i\n", timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, timeInfo.bbt.tick);

  1579.                 fUiServer.writeMessage(fTmpBuf);

  1580.                 std::sprintf(fTmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1581.                 fUiServer.writeMessage(fTmpBuf);

  1582.             }

  1583.             else

  1584.             {

  1585.                 std::sprintf(fTmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1586.                 fUiServer.writeMessage(fTmpBuf);

  1587.                 fUiServer.writeMessage("0.0\n");

  1588.             }

  1589. 

  1590.             fUiServer.flushMessages();

  1591. #endif

  1592. 

  1593.             // send peaks and param outputs for all plugins

  1594.             for (uint i=0; i < pData->curPluginCount; ++i)

  1595.             {

  1596.                 const EnginePluginData& plugData(pData->plugins[i]);

  1597.                 const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1598. 

  1599.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1600.                 fUiServer.writeMessage(fTmpBuf);

  1601. 

  1602.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1603.                 fUiServer.writeMessage(fTmpBuf);

  1604.                 fUiServer.flushMessages();

  1605. 

  1606.                 for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1607.                 {

  1608.                     if (! plugin->isParameterOutput(j))

  1609.                         continue;

  1610. 

  1611.                     std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1612.                     fUiServer.writeMessage(fTmpBuf);

  1613.                     std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1614.                     fUiServer.writeMessage(fTmpBuf);

  1615.                     fUiServer.flushMessages();

  1616.                 }

  1617.             }

  1618.         }

  1619. 

  1620.         switch (fUiServer.getAndResetUiState())

  1621.         {

  1622.         case CarlaExternalUI::UiNone:

  1623.         case CarlaExternalUI::UiShow:

  1624.             break;

  1625.         case CarlaExternalUI::UiCrashed:

  1626.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1627.             break;

  1628.         case CarlaExternalUI::UiHide:

  1629.             pHost->ui_closed(pHost->handle);

  1630.             fUiServer.stopPipeServer(1000);

  1631.             break;

  1632.         }

  1633.     }

  1634. 

  1635.     // -------------------------------------------------------------------

  1636.     // Plugin state calls

  1637. 

  1638.     char* getState() const

  1639.     {

  1640.         MemoryOutputStream out;

  1641.         saveProjectInternal(out);

  1642.         return strdup(out.toString().toRawUTF8());

  1643.     }

  1644. 

  1645.     void setState(const char* const data)

  1646.     {

  1647.         // remove all plugins from UI side

  1648.         for (int i=pData->curPluginCount; --i >= 0;)

  1649.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, i, 0, 0, 0.0f, nullptr);

  1650. 

  1651.         // remove all plugins from backend, no lock

  1652.         fIsRunning = false;

  1653.         removeAllPlugins();

  1654.         fIsRunning = true;

  1655. 

  1656.         // stopped during removeAllPlugins()

  1657.         if (! pData->thread.isThreadRunning())

  1658.             pData->thread.startThread();

  1659. 

  1660.         fOptionsForced = true;

  1661.         const String state(data);

  1662.         XmlDocument xml(state);

  1663.         loadProjectInternal(xml);

  1664.     }

  1665. 

  1666.     // -------------------------------------------------------------------

  1667. 

  1668. public:

  1669.     #define handlePtr ((CarlaEngineNative*)handle)

  1670. 

  1671.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1672.     {

  1673.         return new CarlaEngineNative(host, false);

  1674.     }

  1675. 

  1676.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1677.     {

  1678.         return new CarlaEngineNative(host, true);

  1679.     }

  1680. 

  1681.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1682.     {

  1683.         return new CarlaEngineNative(host, true, 3, 2);

  1684.     }

  1685. 

  1686.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1687.     {

  1688.         return new CarlaEngineNative(host, true, 16);

  1689.     }

  1690. 

  1691.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1692.     {

  1693.         return new CarlaEngineNative(host, true, 32);

  1694.     }

  1695. 

  1696.     static void _cleanup(NativePluginHandle handle)

  1697.     {

  1698.         delete handlePtr;

  1699.     }

  1700. 

  1701.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1702.     {

  1703.         return handlePtr->getParameterCount();

  1704.     }

  1705. 

  1706.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1707.     {

  1708.         return handlePtr->getParameterInfo(index);

  1709.     }

  1710. 

  1711.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1712.     {

  1713.         return handlePtr->getParameterValue(index);

  1714.     }

  1715. 

  1716.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1717.     {

  1718.         return handlePtr->getParameterText(index /*, value*/);

  1719.     }

  1720. 

  1721.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1722.     {

  1723.         return handlePtr->getMidiProgramCount();

  1724.     }

  1725. 

  1726.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1727.     {

  1728.         return handlePtr->getMidiProgramInfo(index);

  1729.     }

  1730. 

  1731.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1732.     {

  1733.         handlePtr->setParameterValue(index, value);

  1734.     }

  1735. 

  1736.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1737.     {

  1738.         handlePtr->setMidiProgram(channel, bank, program);

  1739.     }

  1740. 

  1741.     static void _ui_show(NativePluginHandle handle, bool show)

  1742.     {

  1743.         handlePtr->uiShow(show);

  1744.     }

  1745. 

  1746.     static void _ui_idle(NativePluginHandle handle)

  1747.     {

  1748.         handlePtr->uiIdle();

  1749.     }

  1750. 

  1751.     static void _activate(NativePluginHandle handle)

  1752.     {

  1753.         handlePtr->activate();

  1754.     }

  1755. 

  1756.     static void _deactivate(NativePluginHandle handle)

  1757.     {

  1758.         handlePtr->deactivate();

  1759.     }

  1760. 

  1761.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1762.     {

  1763.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1764.     }

  1765. 

  1766.     static char* _get_state(NativePluginHandle handle)

  1767.     {

  1768.         return handlePtr->getState();

  1769.     }

  1770. 

  1771.     static void _set_state(NativePluginHandle handle, const char* data)

  1772.     {

  1773.         handlePtr->setState(data);

  1774.     }

  1775. 

  1776.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1777.     {

  1778.         switch(opcode)

  1779.         {

  1780.         case NATIVE_PLUGIN_OPCODE_NULL:

  1781.             if (static_cast<uint32_t>(index) == 0xDEADF00D && value == 0xC0C0B00B)

  1782.                 handlePtr->fWaitForReadyMsg = true;

  1783.             return 0;

  1784.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1785.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1786.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1787.             return 0;

  1788.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1789.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1790.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1791.             return 0;

  1792.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1793.             handlePtr->offlineModeChanged(value != 0);

  1794.             return 0;

  1795.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1796.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1797.             return 0;

  1798.         }

  1799. 

  1800.         return 0;

  1801. 

  1802.         // unused

  1803.         (void)index;

  1804.         (void)ptr;

  1805.     }

  1806. 

  1807.     // -------------------------------------------------------------------

  1808. 

  1809.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1810.     {

  1811.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1812.     }

  1813. 

  1814.     // -------------------------------------------------------------------

  1815. 

  1816.     #undef handlePtr

  1817. 

  1818. private:

  1819.     const NativeHostDescriptor* const pHost;

  1820. 

  1821.     const bool kIsPatchbay; // rack if false

  1822.     bool fIsActive, fIsRunning;

  1823.     CarlaEngineNativeUI fUiServer;

  1824. 

  1825.     bool fOptionsForced;

  1826.     bool fWaitForReadyMsg;

  1827.     char fTmpBuf[STR_MAX+1];

  1828. 

  1829.     CarlaPlugin* _getFirstPlugin() const noexcept

  1830.     {

  1831.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1832.             return nullptr;

  1833. 

  1834.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1835. 

  1836.         if (plugin == nullptr || ! plugin->isEnabled())

  1837.             return nullptr;

  1838. 

  1839.         return pData->plugins[0].plugin;

  1840.     }

  1841. 

  1842.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1843. };

  1844. 

  1845. // -----------------------------------------------------------------------

  1846. 

  1847. static const NativePluginDescriptor carlaRackDesc = {

  1848.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1849.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1850.                                                   |NATIVE_PLUGIN_HAS_UI

  1851.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1852.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1853.                                                   |NATIVE_PLUGIN_USES_STATE

  1854.                                                   |NATIVE_PLUGIN_USES_TIME),

  1855.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1856.     /* audioIns  */ 2,

  1857.     /* audioOuts */ 2,

  1858.     /* midiIns   */ 1,

  1859.     /* midiOuts  */ 1,

  1860.     /* paramIns  */ 0,

  1861.     /* paramOuts */ 0,

  1862.     /* name      */ "Carla-Rack",

  1863.     /* label     */ "carlarack",

  1864.     /* maker     */ "falkTX",

  1865.     /* copyright */ "GNU GPL v2+",

  1866.     CarlaEngineNative::_instantiateRack,

  1867.     CarlaEngineNative::_cleanup,

  1868.     CarlaEngineNative::_get_parameter_count,

  1869.     CarlaEngineNative::_get_parameter_info,

  1870.     CarlaEngineNative::_get_parameter_value,

  1871.     CarlaEngineNative::_get_parameter_text,

  1872.     CarlaEngineNative::_get_midi_program_count,

  1873.     CarlaEngineNative::_get_midi_program_info,

  1874.     CarlaEngineNative::_set_parameter_value,

  1875.     CarlaEngineNative::_set_midi_program,

  1876.     /* _set_custom_data        */ nullptr,

  1877.     CarlaEngineNative::_ui_show,

  1878.     CarlaEngineNative::_ui_idle,

  1879.     /* _ui_set_parameter_value */ nullptr,

  1880.     /* _ui_set_midi_program    */ nullptr,

  1881.     /* _ui_set_custom_data     */ nullptr,

  1882.     CarlaEngineNative::_activate,

  1883.     CarlaEngineNative::_deactivate,

  1884.     CarlaEngineNative::_process,

  1885.     CarlaEngineNative::_get_state,

  1886.     CarlaEngineNative::_set_state,

  1887.     CarlaEngineNative::_dispatcher

  1888. };

  1889. 

  1890. static const NativePluginDescriptor carlaPatchbayDesc = {

  1891.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1892.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1893.                                                   |NATIVE_PLUGIN_HAS_UI

  1894.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1895.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1896.                                                   |NATIVE_PLUGIN_USES_STATE

  1897.                                                   |NATIVE_PLUGIN_USES_TIME),

  1898.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1899.     /* audioIns  */ 2,

  1900.     /* audioOuts */ 2,

  1901.     /* midiIns   */ 1,

  1902.     /* midiOuts  */ 1,

  1903.     /* paramIns  */ 0,

  1904.     /* paramOuts */ 0,

  1905.     /* name      */ "Carla-Patchbay",

  1906.     /* label     */ "carlapatchbay",

  1907.     /* maker     */ "falkTX",

  1908.     /* copyright */ "GNU GPL v2+",

  1909.     CarlaEngineNative::_instantiatePatchbay,

  1910.     CarlaEngineNative::_cleanup,

  1911.     CarlaEngineNative::_get_parameter_count,

  1912.     CarlaEngineNative::_get_parameter_info,

  1913.     CarlaEngineNative::_get_parameter_value,

  1914.     CarlaEngineNative::_get_parameter_text,

  1915.     CarlaEngineNative::_get_midi_program_count,

  1916.     CarlaEngineNative::_get_midi_program_info,

  1917.     CarlaEngineNative::_set_parameter_value,

  1918.     CarlaEngineNative::_set_midi_program,

  1919.     /* _set_custom_data        */ nullptr,

  1920.     CarlaEngineNative::_ui_show,

  1921.     CarlaEngineNative::_ui_idle,

  1922.     /* _ui_set_parameter_value */ nullptr,

  1923.     /* _ui_set_midi_program    */ nullptr,

  1924.     /* _ui_set_custom_data     */ nullptr,

  1925.     CarlaEngineNative::_activate,

  1926.     CarlaEngineNative::_deactivate,

  1927.     CarlaEngineNative::_process,

  1928.     CarlaEngineNative::_get_state,

  1929.     CarlaEngineNative::_set_state,

  1930.     CarlaEngineNative::_dispatcher

  1931. };

  1932. 

  1933. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  1934.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1935.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1936.                                                   |NATIVE_PLUGIN_HAS_UI

  1937.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1938.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1939.                                                   |NATIVE_PLUGIN_USES_STATE

  1940.                                                   |NATIVE_PLUGIN_USES_TIME),

  1941.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1942.     /* audioIns  */ 3,

  1943.     /* audioOuts */ 2,

  1944.     /* midiIns   */ 1,

  1945.     /* midiOuts  */ 1,

  1946.     /* paramIns  */ 0,

  1947.     /* paramOuts */ 0,

  1948.     /* name      */ "Carla-Patchbay (sidechain)",

  1949.     /* label     */ "carlapatchbay3s",

  1950.     /* maker     */ "falkTX",

  1951.     /* copyright */ "GNU GPL v2+",

  1952.     CarlaEngineNative::_instantiatePatchbay3s,

  1953.     CarlaEngineNative::_cleanup,

  1954.     CarlaEngineNative::_get_parameter_count,

  1955.     CarlaEngineNative::_get_parameter_info,

  1956.     CarlaEngineNative::_get_parameter_value,

  1957.     CarlaEngineNative::_get_parameter_text,

  1958.     CarlaEngineNative::_get_midi_program_count,

  1959.     CarlaEngineNative::_get_midi_program_info,

  1960.     CarlaEngineNative::_set_parameter_value,

  1961.     CarlaEngineNative::_set_midi_program,

  1962.     /* _set_custom_data        */ nullptr,

  1963.     CarlaEngineNative::_ui_show,

  1964.     CarlaEngineNative::_ui_idle,

  1965.     /* _ui_set_parameter_value */ nullptr,

  1966.     /* _ui_set_midi_program    */ nullptr,

  1967.     /* _ui_set_custom_data     */ nullptr,

  1968.     CarlaEngineNative::_activate,

  1969.     CarlaEngineNative::_deactivate,

  1970.     CarlaEngineNative::_process,

  1971.     CarlaEngineNative::_get_state,

  1972.     CarlaEngineNative::_set_state,

  1973.     CarlaEngineNative::_dispatcher

  1974. };

  1975. 

  1976. static const NativePluginDescriptor carlaPatchbay16Desc = {

  1977.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1978.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1979.                                                   |NATIVE_PLUGIN_HAS_UI

  1980.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1981.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1982.                                                   |NATIVE_PLUGIN_USES_STATE

  1983.                                                   |NATIVE_PLUGIN_USES_TIME),

  1984.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1985.     /* audioIns  */ 16,

  1986.     /* audioOuts */ 16,

  1987.     /* midiIns   */ 1,

  1988.     /* midiOuts  */ 1,

  1989.     /* paramIns  */ 0,

  1990.     /* paramOuts */ 0,

  1991.     /* name      */ "Carla-Patchbay (16chan)",

  1992.     /* label     */ "carlapatchbay16",

  1993.     /* maker     */ "falkTX",

  1994.     /* copyright */ "GNU GPL v2+",

  1995.     CarlaEngineNative::_instantiatePatchbay16,

  1996.     CarlaEngineNative::_cleanup,

  1997.     CarlaEngineNative::_get_parameter_count,

  1998.     CarlaEngineNative::_get_parameter_info,

  1999.     CarlaEngineNative::_get_parameter_value,

  2000.     CarlaEngineNative::_get_parameter_text,

  2001.     CarlaEngineNative::_get_midi_program_count,

  2002.     CarlaEngineNative::_get_midi_program_info,

  2003.     CarlaEngineNative::_set_parameter_value,

  2004.     CarlaEngineNative::_set_midi_program,

  2005.     /* _set_custom_data        */ nullptr,

  2006.     CarlaEngineNative::_ui_show,

  2007.     CarlaEngineNative::_ui_idle,

  2008.     /* _ui_set_parameter_value */ nullptr,

  2009.     /* _ui_set_midi_program    */ nullptr,

  2010.     /* _ui_set_custom_data     */ nullptr,

  2011.     CarlaEngineNative::_activate,

  2012.     CarlaEngineNative::_deactivate,

  2013.     CarlaEngineNative::_process,

  2014.     CarlaEngineNative::_get_state,

  2015.     CarlaEngineNative::_set_state,

  2016.     CarlaEngineNative::_dispatcher

  2017. };

  2018. 

  2019. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2020.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2021.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2022.                                                   |NATIVE_PLUGIN_HAS_UI

  2023.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2024.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2025.                                                   |NATIVE_PLUGIN_USES_STATE

  2026.                                                   |NATIVE_PLUGIN_USES_TIME),

  2027.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2028.     /* audioIns  */ 32,

  2029.     /* audioOuts */ 32,

  2030.     /* midiIns   */ 1,

  2031.     /* midiOuts  */ 1,

  2032.     /* paramIns  */ 0,

  2033.     /* paramOuts */ 0,

  2034.     /* name      */ "Carla-Patchbay (32chan)",

  2035.     /* label     */ "carlapatchbay32",

  2036.     /* maker     */ "falkTX",

  2037.     /* copyright */ "GNU GPL v2+",

  2038.     CarlaEngineNative::_instantiatePatchbay32,

  2039.     CarlaEngineNative::_cleanup,

  2040.     CarlaEngineNative::_get_parameter_count,

  2041.     CarlaEngineNative::_get_parameter_info,

  2042.     CarlaEngineNative::_get_parameter_value,

  2043.     CarlaEngineNative::_get_parameter_text,

  2044.     CarlaEngineNative::_get_midi_program_count,

  2045.     CarlaEngineNative::_get_midi_program_info,

  2046.     CarlaEngineNative::_set_parameter_value,

  2047.     CarlaEngineNative::_set_midi_program,

  2048.     /* _set_custom_data        */ nullptr,

  2049.     CarlaEngineNative::_ui_show,

  2050.     CarlaEngineNative::_ui_idle,

  2051.     /* _ui_set_parameter_value */ nullptr,

  2052.     /* _ui_set_midi_program    */ nullptr,

  2053.     /* _ui_set_custom_data     */ nullptr,

  2054.     CarlaEngineNative::_activate,

  2055.     CarlaEngineNative::_deactivate,

  2056.     CarlaEngineNative::_process,

  2057.     CarlaEngineNative::_get_state,

  2058.     CarlaEngineNative::_set_state,

  2059.     CarlaEngineNative::_dispatcher

  2060. };

  2061. 

  2062. CARLA_BACKEND_END_NAMESPACE

  2063. 

  2064. // -----------------------------------------------------------------------

  2065. 

  2066. CARLA_EXPORT

  2067. void carla_register_native_plugin_carla();

  2068. 

  2069. void carla_register_native_plugin_carla()

  2070. {

  2071.     CARLA_BACKEND_USE_NAMESPACE;

  2072.     carla_register_native_plugin(&carlaRackDesc);

  2073.     carla_register_native_plugin(&carlaPatchbayDesc);

  2074.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2075.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2076.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2077. }

  2078. 

  2079. // -----------------------------------------------------------------------

  2080. 

  2081. CARLA_EXPORT

  2082. const NativePluginDescriptor* carla_get_native_rack_plugin();

  2083. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2084. {

  2085.     // if this is called then we're running as special plugin

  2086.     gNeedsJuceHandling = true;

  2087. 

  2088.     CARLA_BACKEND_USE_NAMESPACE;

  2089.     return &carlaRackDesc;

  2090. }

  2091. 

  2092. CARLA_EXPORT

  2093. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  2094. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2095. {

  2096.     // if this is called then we're running as special plugin

  2097.     gNeedsJuceHandling = true;

  2098. 

  2099.     CARLA_BACKEND_USE_NAMESPACE;

  2100.     return &carlaPatchbayDesc;

  2101. }

  2102. 

  2103. // -----------------------------------------------------------------------

  2104. // Extra stuff for linking purposes

  2105. 

  2106. #ifdef CARLA_PLUGIN_EXPORT

  2107. 

  2108. CARLA_BACKEND_START_NAMESPACE

  2109. 

  2110. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2111. 

  2112. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  2113. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2114. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2115. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2116. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2117. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2118. # else

  2119. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2120. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2121. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2122. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2123. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2124. # endif

  2125. 

  2126. CARLA_BACKEND_END_NAMESPACE

  2127. 

  2128. #include "CarlaHostCommon.cpp"

  2129. #include "CarlaPluginUI.cpp"

  2130. #include "CarlaDssiUtils.cpp"

  2131. #include "CarlaPatchbayUtils.cpp"

  2132. #include "CarlaPipeUtils.cpp"

  2133. #include "CarlaStateUtils.cpp"

  2134. #include "CarlaJuceEvents.cpp"

  2135. 

  2136. #endif

  2137. 

  2138. // -----------------------------------------------------------------------