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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/juce_audio_basics.h"

  38. 

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

  40. # include "juce_gui_basics/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.     {

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

  70.     }

  71. 

  72.     ~CarlaEngineNativeUI() noexcept override

  73.     {

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

  75.     }

  76. 

  77.     bool isReady() const noexcept

  78.     {

  79.         return fIsReady;

  80.     }

  81. 

  82. protected:

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

  84.     {

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

  86.             return true;

  87. 

  88.         bool ok = true;

  89. 

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

  91.         {

  92.             uint32_t option;

  93.             int32_t value;

  94.             const char* valueStr = nullptr;

  95. 

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

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

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

  99. 

  100.             try {

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

  102.             } CARLA_SAFE_EXCEPTION("setOption");

  103. 

  104.             if (valueStr != nullptr)

  105.                 delete[] valueStr;

  106.         }

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

  108.         {

  109.             const char* filename;

  110. 

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

  112. 

  113.             try {

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

  115.             } CARLA_SAFE_EXCEPTION("loadFile");

  116. 

  117.             delete[] filename;

  118.         }

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

  120.         {

  121.             const char* filename;

  122. 

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

  124. 

  125.             try {

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

  127.             } CARLA_SAFE_EXCEPTION("loadProject");

  128. 

  129.             delete[] filename;

  130.         }

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

  132.         {

  133.             const char* filename;

  134. 

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

  136. 

  137.             try {

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

  139.             } CARLA_SAFE_EXCEPTION("saveProject");

  140. 

  141.             delete[] filename;

  142.         }

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

  144.         {

  145.             uint32_t groupA, portA, groupB, portB;

  146. 

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

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

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

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

  151. 

  152.             try {

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

  154.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  155.         }

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

  157.         {

  158.             uint32_t connectionId;

  159. 

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

  161. 

  162.             try {

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

  164.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  165.         }

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

  167.         {

  168.             try {

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

  170.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  171.         }

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

  173.         {

  174.             fEngine->transportPlay();

  175.         }

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

  177.         {

  178.             fEngine->transportPause();

  179.         }

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

  181.         {

  182.             uint64_t frame;

  183. 

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

  185. 

  186.             fEngine->transportRelocate(frame);

  187.         }

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

  189.         {

  190.             uint32_t btype, ptype;

  191.             const char* filename = nullptr;

  192.             const char* name;

  193.             const char* label;

  194.             int64_t uniqueId;

  195.             uint options;

  196. 

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

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

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

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

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

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

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

  204. 

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

  206.             {

  207.                 delete[] filename;

  208.                 filename = nullptr;

  209.             }

  210. 

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

  212.             {

  213.                 delete[] name;

  214.                 name = nullptr;

  215.             }

  216. 

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

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

  219. 

  220.             if (filename != nullptr)

  221.                 delete[] filename;

  222.             if (name != nullptr)

  223.                 delete[] name;

  224.             delete[] label;

  225.         }

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

  227.         {

  228.             uint32_t pluginId;

  229. 

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

  231. 

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

  233.         }

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

  235.         {

  236.             ok = fEngine->removeAllPlugins();

  237.         }

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

  239.         {

  240.             uint32_t pluginId;

  241.             const char* newName;

  242. 

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

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

  245. 

  246.             // TODO

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

  248. 

  249.             delete[] newName;

  250.         }

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

  252.         {

  253.             uint32_t pluginId;

  254. 

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

  256. 

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

  258.         }

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

  260.         {

  261.             uint32_t pluginId;

  262. 

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

  264. 

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

  266.         }

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

  268.         {

  269.             uint32_t pluginIdA, pluginIdB;

  270. 

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

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

  273. 

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

  275.         }

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

  277.         {

  278.             uint32_t pluginId;

  279.             const char* filename;

  280. 

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

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

  283. 

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

  285.                 plugin->loadStateFromFile(filename);

  286. 

  287.             delete[] filename;

  288.         }

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

  290.         {

  291.             uint32_t pluginId;

  292.             const char* filename;

  293. 

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

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

  296. 

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

  298.                 plugin->saveStateToFile(filename);

  299. 

  300.             delete[] filename;

  301.         }

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

  303.         {

  304.             uint32_t pluginId, option;

  305.             bool yesNo;

  306. 

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

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

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

  310. 

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

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

  313.         }

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

  315.         {

  316.             uint32_t pluginId;

  317.             bool onOff;

  318. 

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

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

  321. 

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

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

  324.         }

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

  326.         {

  327.             uint32_t pluginId;

  328.             float value;

  329. 

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

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

  332. 

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

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

  335.         }

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

  337.         {

  338.             uint32_t pluginId;

  339.             float value;

  340. 

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

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

  343. 

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

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

  346.         }

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

  348.         {

  349.             uint32_t pluginId;

  350.             float value;

  351. 

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

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

  354. 

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

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

  357.         }

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

  359.         {

  360.             uint32_t pluginId;

  361.             float value;

  362. 

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

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

  365. 

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

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

  368.         }

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

  370.         {

  371.             uint32_t pluginId;

  372.             float value;

  373. 

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

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

  376. 

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

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

  379.         }

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

  381.         {

  382.             uint32_t pluginId;

  383.             int32_t channel;

  384. 

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

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

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

  388. 

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

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

  391.         }

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

  393.         {

  394.             uint32_t pluginId, parameterId;

  395.             float value;

  396. 

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

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

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

  400. 

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

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

  403.         }

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

  405.         {

  406.             uint32_t pluginId, parameterId, channel;

  407. 

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

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

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

  411.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  412. 

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

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

  415.         }

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

  417.         {

  418.             uint32_t pluginId, parameterId;

  419.             int32_t cc;

  420. 

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

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

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

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

  425. 

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

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

  428.         }

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

  430.         {

  431.             uint32_t pluginId;

  432.             int32_t index;

  433. 

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

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

  436. 

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

  438.             {

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

  440.                 _updateParamValues(plugin, pluginId);

  441.             }

  442.         }

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

  444.         {

  445.             uint32_t pluginId;

  446.             int32_t index;

  447. 

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

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

  450. 

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

  452.             {

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

  454.                 _updateParamValues(plugin, pluginId);

  455.             }

  456.         }

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

  458.         {

  459.             uint32_t pluginId;

  460.             const char* type;

  461.             const char* key;

  462.             const char* value;

  463. 

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

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

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

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

  468. 

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

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

  471. 

  472.             delete[] type;

  473.             delete[] key;

  474.             delete[] value;

  475.         }

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

  477.         {

  478.             uint32_t pluginId;

  479.             const char* cdata;

  480. 

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

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

  483. 

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

  485.             {

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

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

  488.             }

  489. 

  490.             delete[] cdata;

  491.         }

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

  493.         {

  494.             uint32_t pluginId;

  495. 

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

  497. 

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

  499.                 plugin->prepareForSave();

  500.         }

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

  502.         {

  503.             uint32_t pluginId;

  504. 

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

  506. 

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

  508.                 plugin->resetParameters();

  509.         }

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

  511.         {

  512.             uint32_t pluginId;

  513. 

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

  515. 

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

  517.                 plugin->randomizeParameters();

  518.         }

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

  520.         {

  521.             uint32_t pluginId, channel, note, velocity;

  522. 

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

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

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

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

  527.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  528.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  529.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  530. 

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

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

  533.         }

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

  535.         {

  536.             uint32_t pluginId;

  537.             bool yesNo;

  538. 

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

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

  541. 

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

  543.                 plugin->showCustomUI(yesNo);

  544.         }

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

  546.         {

  547.             fIsReady = true;

  548.         }

  549.         else

  550.         {

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

  552.             return false;

  553.         }

  554. 

  555.         if (! ok)

  556.         {

  557.             const CarlaMutexLocker cml(getPipeLock());

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

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

  560.             flushMessages();

  561.         }

  562. 

  563.         return true;

  564.     }

  565. 

  566. private:

  567.     CarlaEngine* const fEngine;

  568.     bool               fIsReady;

  569. 

  570.     void _updateParamValues(CarlaPlugin* const plugin, const uint32_t pluginId) const noexcept

  571.     {

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

  573.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  574.                               pluginId, static_cast<int>(i), 0, plugin->getParameterValue(i), nullptr);

  575.     }

  576. 

  577.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  578. };

  579. 

  580. // -----------------------------------------------------------------------

  581. 

  582. class CarlaEngineNative : public CarlaEngine

  583. {

  584. public:

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

  586.         : CarlaEngine(),

  587.           pHost(host),

  588.           kIsPatchbay(isPatchbay),

  589.           fIsActive(false),

  590.           fIsRunning(false),

  591.           fUiServer(this),

  592.           fOptionsForced(false),

  593.           fWaitForReadyMsg(false)

  594.     {

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

  596. 

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

  598. 

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

  600.             juce::initialiseJuce_GUI();

  601. 

  602.         carla_zeroChars(fTmpBuf, STR_MAX+1);

  603. 

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

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

  606. 

  607.         if (outChan == 0)

  608.             outChan = inChan;

  609. 

  610.         // set-up engine

  611.         if (kIsPatchbay)

  612.         {

  613.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  614.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  615.             pData->options.forceStereo         = false;

  616.             pData->options.preferPluginBridges = false;

  617.             pData->options.preferUiBridges     = false;

  618.             init("Carla-Patchbay");

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

  620.         }

  621.         else

  622.         {

  623.             CARLA_SAFE_ASSERT(inChan == 2);

  624.             CARLA_SAFE_ASSERT(outChan == 2);

  625.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  626.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  627.             pData->options.forceStereo         = true;

  628.             pData->options.preferPluginBridges = false;

  629.             pData->options.preferUiBridges     = false;

  630.             init("Carla-Rack");

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

  632.         }

  633. 

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

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

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

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

  638. 

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

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

  641. 

  642.         setCallback(_ui_server_callback, this);

  643.     }

  644. 

  645.     ~CarlaEngineNative() override

  646.     {

  647.         CARLA_SAFE_ASSERT(! fIsActive);

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

  649. 

  650.         pData->aboutToClose = true;

  651.         fIsRunning = false;

  652. 

  653.         removeAllPlugins();

  654.         //runPendingRtEvents();

  655.         close();

  656. 

  657.         pData->graph.destroy();

  658. 

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

  660.             juce::shutdownJuce_GUI();

  661. 

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

  663.     }

  664. 

  665. protected:

  666.     // -------------------------------------

  667.     // CarlaEngine virtual calls

  668. 

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

  670.     {

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

  672. 

  673.         fIsRunning = true;

  674. 

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

  676.         {

  677.             close();

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

  679.             return false;

  680.         }

  681. 

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

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

  684. 

  685.         return true;

  686.     }

  687. 

  688.     bool close() override

  689.     {

  690.         fIsRunning = false;

  691.         CarlaEngine::close();

  692.         return true;

  693.     }

  694. 

  695.     bool isRunning() const noexcept override

  696.     {

  697.         return fIsRunning;

  698.     }

  699. 

  700.     bool isOffline() const noexcept override

  701.     {

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

  703.     }

  704. 

  705.     bool usesConstantBufferSize() const noexcept override

  706.     {

  707.         // TODO

  708.         return true;

  709.     }

  710. 

  711.     EngineType getType() const noexcept override

  712.     {

  713.         return kEngineTypePlugin;

  714.     }

  715. 

  716.     const char* getCurrentDriverName() const noexcept override

  717.     {

  718.         return "Plugin";

  719.     }

  720. 

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

  722.     {

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

  724. 

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

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

  727.     }

  728. 

  729.     // -------------------------------------------------------------------

  730. 

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

  732.     {

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

  734.         {

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

  736.             return retName;

  737.         }

  738. 

  739.         return nullptr;

  740.     }

  741. 

  742.     // -------------------------------------------------------------------

  743. 

  744.     void bufferSizeChanged(const uint32_t newBufferSize)

  745.     {

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

  747.             return;

  748. 

  749.         {

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

  751. 

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

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

  754.             fUiServer.writeMessage(fTmpBuf);

  755.             fUiServer.flushMessages();

  756.         }

  757. 

  758.         pData->bufferSize = newBufferSize;

  759.         CarlaEngine::bufferSizeChanged(newBufferSize);

  760.     }

  761. 

  762.     void sampleRateChanged(const double newSampleRate)

  763.     {

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

  765.             return;

  766. 

  767.         {

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

  769.             const ScopedLocale csl;

  770. 

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

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

  773.             fUiServer.writeMessage(fTmpBuf);

  774.             fUiServer.flushMessages();

  775.         }

  776. 

  777.         pData->sampleRate = newSampleRate;

  778.         CarlaEngine::sampleRateChanged(newSampleRate);

  779.     }

  780. 

  781.     // -------------------------------------------------------------------

  782. 

  783.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  784.     {

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

  786. 

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

  788. 

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

  790.         fUiServer.writeMessage(fTmpBuf);

  791. 

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

  793.         fUiServer.writeMessage(fTmpBuf);

  794. 

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

  796.         {

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

  798.             fUiServer.writeAndFixMessage(fTmpBuf);

  799.         }

  800.         else

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

  802. 

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

  804.         {

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

  806.             fUiServer.writeAndFixMessage(fTmpBuf);

  807.         }

  808.         else

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

  810. 

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

  812.         {

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

  814.             fUiServer.writeAndFixMessage(fTmpBuf);

  815.         }

  816.         else

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

  818. 

  819.         plugin->getRealName(fTmpBuf);

  820.         fUiServer.writeAndFixMessage(fTmpBuf);

  821. 

  822.         plugin->getLabel(fTmpBuf);

  823.         fUiServer.writeAndFixMessage(fTmpBuf);

  824. 

  825.         plugin->getMaker(fTmpBuf);

  826.         fUiServer.writeAndFixMessage(fTmpBuf);

  827. 

  828.         plugin->getCopyright(fTmpBuf);

  829.         fUiServer.writeAndFixMessage(fTmpBuf);

  830. 

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

  832.         fUiServer.writeMessage(fTmpBuf);

  833. 

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

  835.         fUiServer.writeMessage(fTmpBuf);

  836. 

  837.         fUiServer.flushMessages();

  838.     }

  839. 

  840.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  841.     {

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

  843.         const ScopedLocale csl;

  844. 

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

  846. 

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

  848.         {

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

  850.             fUiServer.writeMessage(fTmpBuf);

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

  852.             fUiServer.writeMessage(fTmpBuf);

  853.             fUiServer.flushMessages();

  854.         }

  855. 

  856.         uint32_t ins, outs, count;

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

  858.         count = plugin->getParameterCount();

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

  860.         fUiServer.writeMessage(fTmpBuf);

  861. 

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

  863.         {

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

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

  866. 

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

  868.             fUiServer.writeMessage(fTmpBuf);

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

  870.             fUiServer.writeMessage(fTmpBuf);

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

  872.             fUiServer.writeAndFixMessage(fTmpBuf);

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

  874.             fUiServer.writeAndFixMessage(fTmpBuf);

  875. 

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

  877.             fUiServer.writeMessage(fTmpBuf);

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

  879.             fUiServer.writeMessage(fTmpBuf);

  880. 

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

  882.             fUiServer.writeMessage(fTmpBuf);

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

  884.             fUiServer.writeMessage(fTmpBuf);

  885.         }

  886. 

  887.         fUiServer.flushMessages();

  888.     }

  889. 

  890.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  891.     {

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

  893. 

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

  895. 

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

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

  898.         fUiServer.writeMessage(fTmpBuf);

  899. 

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

  901.         {

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

  903.             fUiServer.writeMessage(fTmpBuf);

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

  905.             fUiServer.writeAndFixMessage(fTmpBuf);

  906.         }

  907. 

  908.         fUiServer.flushMessages();

  909. 

  910.         count = plugin->getMidiProgramCount();

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

  912.         fUiServer.writeMessage(fTmpBuf);

  913. 

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

  915.         {

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

  917.             fUiServer.writeMessage(fTmpBuf);

  918. 

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

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

  921.             fUiServer.writeMessage(fTmpBuf);

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

  923.             fUiServer.writeAndFixMessage(fTmpBuf);

  924.         }

  925. 

  926.         fUiServer.flushMessages();

  927.     }

  928. 

  929.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  930.     {

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

  932. 

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

  934. 

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

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

  937.         fUiServer.writeMessage(fTmpBuf);

  938. 

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

  940.         {

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

  942.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  943. 

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

  945.                 continue;

  946. 

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

  948.             fUiServer.writeMessage(fTmpBuf);

  949. 

  950.             fUiServer.writeAndFixMessage(customData.type);

  951.             fUiServer.writeAndFixMessage(customData.key);

  952.             fUiServer.writeAndFixMessage(customData.value);

  953.         }

  954. 

  955.         fUiServer.flushMessages();

  956.     }

  957. 

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

  959.     {

  960.         if (! fIsRunning)

  961.             return;

  962.         if (! fUiServer.isPipeRunning())

  963.             return;

  964. 

  965.         CarlaPlugin* plugin;

  966. 

  967.         switch (action)

  968.         {

  969.         case ENGINE_CALLBACK_UPDATE:

  970.             plugin = getPlugin(pluginId);

  971. 

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

  973.             {

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

  975.                 uiServerSendPluginProperties(plugin);

  976.             }

  977.             break;

  978. 

  979.         case ENGINE_CALLBACK_RELOAD_INFO:

  980.             plugin = getPlugin(pluginId);

  981. 

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

  983.             {

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

  985.                 uiServerSendPluginInfo(plugin);

  986.             }

  987.             break;

  988. 

  989.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  990.             plugin = getPlugin(pluginId);

  991. 

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

  993.             {

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

  995.                 uiServerSendPluginParameters(plugin);

  996.             }

  997.             break;

  998. 

  999.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1000.             plugin = getPlugin(pluginId);

  1001. 

  1002.             if (plugin != nullptr && plugin->isEnabled())

  1003.             {

  1004.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1005.                 uiServerSendPluginPrograms(plugin);

  1006.             }

  1007.             break;

  1008. 

  1009.         case ENGINE_CALLBACK_RELOAD_ALL:

  1010.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1011.             plugin = getPlugin(pluginId);

  1012. 

  1013.             if (plugin != nullptr && plugin->isEnabled())

  1014.             {

  1015.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1016.                 uiServerSendPluginInfo(plugin);

  1017.                 uiServerSendPluginParameters(plugin);

  1018.                 uiServerSendPluginPrograms(plugin);

  1019.                 uiServerSendPluginProperties(plugin);

  1020.             }

  1021.             break;

  1022. 

  1023.         default:

  1024.             break;

  1025.         }

  1026. 

  1027.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1028.         const ScopedLocale csl;

  1029. 

  1030.         std::sprintf(fTmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1031.         fUiServer.writeMessage(fTmpBuf);

  1032. 

  1033.         std::sprintf(fTmpBuf, "%u\n", pluginId);

  1034.         fUiServer.writeMessage(fTmpBuf);

  1035. 

  1036.         std::sprintf(fTmpBuf, "%i\n", value1);

  1037.         fUiServer.writeMessage(fTmpBuf);

  1038. 

  1039.         std::sprintf(fTmpBuf, "%i\n", value2);

  1040.         fUiServer.writeMessage(fTmpBuf);

  1041. 

  1042.         std::sprintf(fTmpBuf, "%f\n", value3);

  1043.         fUiServer.writeMessage(fTmpBuf);

  1044. 

  1045.         fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : "");

  1046. 

  1047.         fUiServer.flushMessages();

  1048.     }

  1049. 

  1050.     void uiServerInfo()

  1051.     {

  1052.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1053.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1054. 

  1055.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1056. 

  1057. #ifdef HAVE_LIBLO

  1058.         fUiServer.writeAndFixMessage("osc-urls");

  1059.         fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP());

  1060.         fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP());

  1061. #endif

  1062. 

  1063.         fUiServer.writeAndFixMessage("max-plugin-number");

  1064.         std::sprintf(fTmpBuf, "%i\n", pData->maxPluginNumber);

  1065.         fUiServer.writeMessage(fTmpBuf);

  1066. 

  1067.         fUiServer.writeAndFixMessage("buffer-size");

  1068.         std::sprintf(fTmpBuf, "%i\n", pData->bufferSize);

  1069.         fUiServer.writeMessage(fTmpBuf);

  1070. 

  1071.         const ScopedLocale csl;

  1072. 

  1073.         fUiServer.writeAndFixMessage("sample-rate");

  1074.         std::sprintf(fTmpBuf, "%f\n", pData->sampleRate);

  1075.         fUiServer.writeMessage(fTmpBuf);

  1076. 

  1077.         fUiServer.flushMessages();

  1078.     }

  1079. 

  1080.     void uiServerOptions()

  1081.     {

  1082.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1083.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1084. 

  1085.         const EngineOptions& options(pData->options);

  1086.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1087. 

  1088.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1089.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1090. 

  1091.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1092.         fUiServer.writeMessage(fTmpBuf);

  1093.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1094.         std::sprintf(fTmpBuf, "%i\n", options.processMode);

  1095.         fUiServer.writeMessage(fTmpBuf);

  1096.         fUiServer.flushMessages();

  1097. 

  1098.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1099.         fUiServer.writeMessage(fTmpBuf);

  1100.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1101.         std::sprintf(fTmpBuf, "%i\n", options.transportMode);

  1102.         fUiServer.writeMessage(fTmpBuf);

  1103.         fUiServer.flushMessages();

  1104. 

  1105.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1106.         fUiServer.writeMessage(fTmpBuf);

  1107.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1108.         fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n");

  1109.         fUiServer.flushMessages();

  1110. 

  1111.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1112.         fUiServer.writeMessage(fTmpBuf);

  1113.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1114.         fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n");

  1115.         fUiServer.flushMessages();

  1116. 

  1117.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1118.         fUiServer.writeMessage(fTmpBuf);

  1119.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1120.         fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n");

  1121.         fUiServer.flushMessages();

  1122. 

  1123.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1124.         fUiServer.writeMessage(fTmpBuf);

  1125.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1126.         fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n");

  1127.         fUiServer.flushMessages();

  1128. 

  1129.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1130.         fUiServer.writeMessage(fTmpBuf);

  1131.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1132.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  1133.         fUiServer.writeMessage(fTmpBuf);

  1134.         fUiServer.flushMessages();

  1135. 

  1136.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1137.         fUiServer.writeMessage(fTmpBuf);

  1138.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1139.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  1140.         fUiServer.writeMessage(fTmpBuf);

  1141.         fUiServer.flushMessages();

  1142. 

  1143.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1144.         fUiServer.writeMessage(fTmpBuf);

  1145.         fUiServer.writeMessage("true\n", 5);

  1146.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  1147.         fUiServer.writeMessage(fTmpBuf);

  1148.         fUiServer.flushMessages();

  1149. 

  1150.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1151.         fUiServer.writeMessage(fTmpBuf);

  1152.         fUiServer.writeMessage("true\n", 5);

  1153.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  1154.         fUiServer.writeMessage(fTmpBuf);

  1155.         fUiServer.flushMessages();

  1156.     }

  1157. 

  1158.     // -------------------------------------------------------------------

  1159.     // Plugin parameter calls

  1160. 

  1161.     uint32_t getParameterCount() const

  1162.     {

  1163.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1164.             return plugin->getParameterCount();

  1165. 

  1166.         return 0;

  1167.     }

  1168. 

  1169.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1170.     {

  1171.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1172.         {

  1173.             if (index < plugin->getParameterCount())

  1174.             {

  1175.                 static NativeParameter param;

  1176.                 static char strBufName[STR_MAX+1];

  1177.                 static char strBufUnit[STR_MAX+1];

  1178. 

  1179.                 const ParameterData& paramData(plugin->getParameterData(index));

  1180.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1181. 

  1182.                 plugin->getParameterName(index, strBufName);

  1183.                 plugin->getParameterUnit(index, strBufUnit);

  1184. 

  1185.                 uint hints = 0x0;

  1186. 

  1187.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1188.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1189.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1190.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1191.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1192.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1193.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1194.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1195.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1196.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1197.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1198.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1199. 

  1200.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1201.                 {

  1202.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1203.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1204.                     if (paramData.type == PARAMETER_OUTPUT)

  1205.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1206.                 }

  1207. 

  1208.                 param.hints = static_cast<NativeParameterHints>(hints);

  1209.                 param.name  = strBufName;

  1210.                 param.unit  = strBufUnit;

  1211.                 param.ranges.def = paramRanges.def;

  1212.                 param.ranges.min = paramRanges.min;

  1213.                 param.ranges.max = paramRanges.max;

  1214.                 param.ranges.step = paramRanges.step;

  1215.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1216.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1217.                 param.scalePointCount = 0; // TODO

  1218.                 param.scalePoints = nullptr;

  1219. 

  1220.                 return &param;

  1221.             }

  1222.         }

  1223. 

  1224.         return nullptr;

  1225.     }

  1226. 

  1227.     float getParameterValue(const uint32_t index) const

  1228.     {

  1229.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1230.         {

  1231.             if (index < plugin->getParameterCount())

  1232.                 return plugin->getParameterValue(index);

  1233.         }

  1234. 

  1235.         return 0.0f;

  1236.     }

  1237. 

  1238.     // -------------------------------------------------------------------

  1239.     // Plugin midi-program calls

  1240. 

  1241.     uint32_t getMidiProgramCount() const

  1242.     {

  1243.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1244.             return plugin->getMidiProgramCount();

  1245. 

  1246.         return 0;

  1247.     }

  1248. 

  1249.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1250.     {

  1251.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1252.         {

  1253.             if (index < plugin->getMidiProgramCount())

  1254.             {

  1255.                 static NativeMidiProgram midiProg;

  1256. 

  1257.                 {

  1258.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1259. 

  1260.                     midiProg.bank    = midiProgData.bank;

  1261.                     midiProg.program = midiProgData.program;

  1262.                     midiProg.name    = midiProgData.name;

  1263.                 }

  1264. 

  1265.                 return &midiProg;

  1266.             }

  1267.         }

  1268. 

  1269.         return nullptr;

  1270.     }

  1271. 

  1272.     // -------------------------------------------------------------------

  1273.     // Plugin state calls

  1274. 

  1275.     void setParameterValue(const uint32_t index, const float value)

  1276.     {

  1277.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1278.         {

  1279.             if (index < plugin->getParameterCount())

  1280.                 plugin->setParameterValue(index, value, false, false, false);

  1281.         }

  1282.     }

  1283. 

  1284.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1285.     {

  1286.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1287.             plugin->setMidiProgramById(bank, program, false, false, false);

  1288.     }

  1289. 

  1290.     // -------------------------------------------------------------------

  1291.     // Plugin process calls

  1292. 

  1293.     void activate()

  1294.     {

  1295. #if 0

  1296.         for (uint i=0; i < pData->curPluginCount; ++i)

  1297.         {

  1298.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1299. 

  1300.             if (plugin == nullptr || ! plugin->isEnabled())

  1301.                 continue;

  1302. 

  1303.             plugin->setActive(true, true, false);

  1304.         }

  1305. #endif

  1306.         fIsActive = true;

  1307.     }

  1308. 

  1309.     void deactivate()

  1310.     {

  1311.         fIsActive = false;

  1312. #if 0

  1313.         for (uint i=0; i < pData->curPluginCount; ++i)

  1314.         {

  1315.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1316. 

  1317.             if (plugin == nullptr || ! plugin->isEnabled())

  1318.                 continue;

  1319. 

  1320.             plugin->setActive(false, true, false);

  1321.         }

  1322. #endif

  1323. 

  1324.         // just in case

  1325.         //runPendingRtEvents();

  1326.     }

  1327. 

  1328.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1329.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1330.     {

  1331.         const PendingRtEventsRunner prt(this);

  1332. 

  1333.         // ---------------------------------------------------------------

  1334.         // Time Info

  1335. 

  1336.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1337. 

  1338.         pData->timeInfo.playing = timeInfo->playing;

  1339.         pData->timeInfo.frame   = timeInfo->frame;

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

  1341.         pData->timeInfo.valid   = 0x0;

  1342. 

  1343.         if (timeInfo->bbt.valid)

  1344.         {

  1345.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1346. 

  1347.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1348.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

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

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

  1351. 

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

  1353.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1354. 

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

  1356.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1357.         }

  1358. 

  1359.         // ---------------------------------------------------------------

  1360.         // Do nothing if no plugins and rack mode

  1361. 

  1362.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1363.         {

  1364.             if (outBuffer[0] != inBuffer[0])

  1365.                 FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1366. 

  1367.             if (outBuffer[1] != inBuffer[1])

  1368.                 FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1369. 

  1370.             for (uint32_t i=0; i < midiEventCount; ++i)

  1371.             {

  1372.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1373.                     break;

  1374.             }

  1375.             return;

  1376.         }

  1377. 

  1378.         // ---------------------------------------------------------------

  1379.         // initialize events

  1380. 

  1381.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1382.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1383. 

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

  1385.         // events input (before processing)

  1386. 

  1387.         {

  1388.             uint32_t engineEventIndex = 0;

  1389. 

  1390.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1391.             {

  1392.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1393.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1394. 

  1395.                 engineEvent.time = midiEvent.time;

  1396.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1397. 

  1398.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1399.                     break;

  1400.             }

  1401.         }

  1402. 

  1403.         if (kIsPatchbay)

  1404.         {

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

  1406.             // process

  1407. 

  1408.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1409.         }

  1410.         else

  1411.         {

  1412.             // -----------------------------------------------------------

  1413.             // create audio buffers

  1414. 

  1415.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1416.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1417. 

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

  1419.             // process

  1420. 

  1421.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1422.         }

  1423. 

  1424.         // ---------------------------------------------------------------

  1425.         // events output (after processing)

  1426. 

  1427.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1428. 

  1429.         {

  1430.             NativeMidiEvent midiEvent;

  1431. 

  1432.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1433.             {

  1434.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1435. 

  1436.                 if (engineEvent.type == kEngineEventTypeNull)

  1437.                     break;

  1438. 

  1439.                 midiEvent.time = engineEvent.time;

  1440. 

  1441.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1442.                 {

  1443.                     midiEvent.port = 0;

  1444.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1445.                 }

  1446.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1447.                 {

  1448.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1449.                         continue;

  1450. 

  1451.                     midiEvent.port = engineEvent.midi.port;

  1452.                     midiEvent.size = engineEvent.midi.size;

  1453. 

  1454.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1455. 

  1456.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1457.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1458.                 }

  1459.                 else

  1460.                 {

  1461.                     carla_stderr("Unknown event type...");

  1462.                     continue;

  1463.                 }

  1464. 

  1465.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1466.             }

  1467.         }

  1468.     }

  1469. 

  1470.     // -------------------------------------------------------------------

  1471.     // Plugin UI calls

  1472. 

  1473.     void uiShow(const bool show)

  1474.     {

  1475.         if (show)

  1476.         {

  1477.             if (fUiServer.isPipeRunning())

  1478.             {

  1479.                 fUiServer.writeFocusMessage();

  1480.                 return;

  1481.             }

  1482. 

  1483.             CarlaString path(pHost->resourceDir);

  1484. 

  1485.             if (kIsPatchbay)

  1486.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1487.             else

  1488.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1489. #ifdef CARLA_OS_WIN

  1490.             path += ".exe";

  1491. #endif

  1492.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1493. 

  1494.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1495. 

  1496.             if (! fUiServer.startPipeServer(false))

  1497.             {

  1498.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1499.                 return;

  1500.             }

  1501. 

  1502.             uiServerInfo();

  1503.             uiServerOptions();

  1504.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0, pData->options.processMode, pData->options.transportMode, 0.0f, "Plugin");

  1505. 

  1506.             fUiServer.writeShowMessage();

  1507. 

  1508.             for (uint i=0; i < pData->curPluginCount; ++i)

  1509.             {

  1510.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1511. 

  1512.                 if (plugin != nullptr && plugin->isEnabled())

  1513.                 {

  1514.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1515.                 }

  1516.             }

  1517. 

  1518.             if (kIsPatchbay)

  1519.                 patchbayRefresh(false);

  1520. 

  1521.             if (fWaitForReadyMsg)

  1522.             {

  1523.                 carla_stdout("Using Carla plugin embedded in Tracktion, waiting for it to be ready...");

  1524. 

  1525.                 for (; fUiServer.isPipeRunning() && ! fUiServer.isReady();)

  1526.                     fUiServer.idlePipe();

  1527. 

  1528.                 carla_stdout("Done!");

  1529.             }

  1530.         }

  1531.         else

  1532.         {

  1533.             fUiServer.stopPipeServer(2000);

  1534. 

  1535.             // hide all custom uis

  1536.             for (uint i=0; i < pData->curPluginCount; ++i)

  1537.             {

  1538.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1539. 

  1540.                 if (plugin != nullptr && plugin->isEnabled())

  1541.                 {

  1542.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1543.                     {

  1544.                         try {

  1545.                             plugin->showCustomUI(false);

  1546.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1547.                     }

  1548.                 }

  1549.             }

  1550.         }

  1551.     }

  1552. 

  1553.     void uiIdle()

  1554.     {

  1555.         for (uint i=0; i < pData->curPluginCount; ++i)

  1556.         {

  1557.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1558. 

  1559.             if (plugin != nullptr && plugin->isEnabled())

  1560.             {

  1561.                 const uint hints(plugin->getHints());

  1562. 

  1563.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1564.                 {

  1565.                     try {

  1566.                         plugin->uiIdle();

  1567.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1568.                 }

  1569.             }

  1570.         }

  1571. 

  1572.         if (fUiServer.isPipeRunning())

  1573.         {

  1574.             fUiServer.idlePipe();

  1575. 

  1576.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1577. #ifndef CARLA_OS_WIN

  1578.             const EngineTimeInfo& timeInfo(pData->timeInfo);

  1579.             const ScopedLocale csl;

  1580. 

  1581.             // send transport

  1582.             fUiServer.writeAndFixMessage("transport");

  1583.             fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n");

  1584. 

  1585.             if (timeInfo.valid & EngineTimeInfo::kValidBBT)

  1586.             {

  1587.                 std::sprintf(fTmpBuf, P_UINT64 ":%i:%i:%i\n", timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, timeInfo.bbt.tick);

  1588.                 fUiServer.writeMessage(fTmpBuf);

  1589.                 std::sprintf(fTmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1590.                 fUiServer.writeMessage(fTmpBuf);

  1591.             }

  1592.             else

  1593.             {

  1594.                 std::sprintf(fTmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1595.                 fUiServer.writeMessage(fTmpBuf);

  1596.                 fUiServer.writeMessage("0.0\n");

  1597.             }

  1598. 

  1599.             fUiServer.flushMessages();

  1600. #endif

  1601. 

  1602.             // send peaks and param outputs for all plugins

  1603.             for (uint i=0; i < pData->curPluginCount; ++i)

  1604.             {

  1605.                 const EnginePluginData& plugData(pData->plugins[i]);

  1606.                 const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1607. 

  1608.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1609.                 fUiServer.writeMessage(fTmpBuf);

  1610. 

  1611.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1612.                 fUiServer.writeMessage(fTmpBuf);

  1613.                 fUiServer.flushMessages();

  1614. 

  1615.                 for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1616.                 {

  1617.                     if (! plugin->isParameterOutput(j))

  1618.                         continue;

  1619. 

  1620.                     std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1621.                     fUiServer.writeMessage(fTmpBuf);

  1622.                     std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1623.                     fUiServer.writeMessage(fTmpBuf);

  1624.                     fUiServer.flushMessages();

  1625.                 }

  1626.             }

  1627.         }

  1628. 

  1629.         switch (fUiServer.getAndResetUiState())

  1630.         {

  1631.         case CarlaExternalUI::UiNone:

  1632.         case CarlaExternalUI::UiShow:

  1633.             break;

  1634.         case CarlaExternalUI::UiCrashed:

  1635.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1636.             break;

  1637.         case CarlaExternalUI::UiHide:

  1638.             pHost->ui_closed(pHost->handle);

  1639.             fUiServer.stopPipeServer(1000);

  1640.             break;

  1641.         }

  1642.     }

  1643. 

  1644.     // -------------------------------------------------------------------

  1645.     // Plugin state calls

  1646. 

  1647.     char* getState() const

  1648.     {

  1649.         MemoryOutputStream out;

  1650.         saveProjectInternal(out);

  1651.         return strdup(out.toString().toRawUTF8());

  1652.     }

  1653. 

  1654.     void setState(const char* const data)

  1655.     {

  1656.         // remove all plugins from UI side

  1657.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1658.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0.0f, nullptr);

  1659. 

  1660.         // remove all plugins from backend, no lock

  1661.         fIsRunning = false;

  1662.         removeAllPlugins();

  1663.         fIsRunning = true;

  1664. 

  1665.         // stopped during removeAllPlugins()

  1666.         if (! pData->thread.isThreadRunning())

  1667.             pData->thread.startThread();

  1668. 

  1669.         fOptionsForced = true;

  1670.         const String state(data);

  1671.         XmlDocument xml(state);

  1672.         loadProjectInternal(xml);

  1673.     }

  1674. 

  1675.     // -------------------------------------------------------------------

  1676. 

  1677. public:

  1678.     #define handlePtr ((CarlaEngineNative*)handle)

  1679. 

  1680.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1681.     {

  1682.         return new CarlaEngineNative(host, false);

  1683.     }

  1684. 

  1685.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1686.     {

  1687.         return new CarlaEngineNative(host, true);

  1688.     }

  1689. 

  1690.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1691.     {

  1692.         return new CarlaEngineNative(host, true, 3, 2);

  1693.     }

  1694. 

  1695.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1696.     {

  1697.         return new CarlaEngineNative(host, true, 16);

  1698.     }

  1699. 

  1700.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1701.     {

  1702.         return new CarlaEngineNative(host, true, 32);

  1703.     }

  1704. 

  1705.     static void _cleanup(NativePluginHandle handle)

  1706.     {

  1707.         delete handlePtr;

  1708.     }

  1709. 

  1710.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1711.     {

  1712.         return handlePtr->getParameterCount();

  1713.     }

  1714. 

  1715.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1716.     {

  1717.         return handlePtr->getParameterInfo(index);

  1718.     }

  1719. 

  1720.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1721.     {

  1722.         return handlePtr->getParameterValue(index);

  1723.     }

  1724. 

  1725.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1726.     {

  1727.         return handlePtr->getMidiProgramCount();

  1728.     }

  1729. 

  1730.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1731.     {

  1732.         return handlePtr->getMidiProgramInfo(index);

  1733.     }

  1734. 

  1735.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1736.     {

  1737.         handlePtr->setParameterValue(index, value);

  1738.     }

  1739. 

  1740.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1741.     {

  1742.         handlePtr->setMidiProgram(channel, bank, program);

  1743.     }

  1744. 

  1745.     static void _ui_show(NativePluginHandle handle, bool show)

  1746.     {

  1747.         handlePtr->uiShow(show);

  1748.     }

  1749. 

  1750.     static void _ui_idle(NativePluginHandle handle)

  1751.     {

  1752.         handlePtr->uiIdle();

  1753.     }

  1754. 

  1755.     static void _activate(NativePluginHandle handle)

  1756.     {

  1757.         handlePtr->activate();

  1758.     }

  1759. 

  1760.     static void _deactivate(NativePluginHandle handle)

  1761.     {

  1762.         handlePtr->deactivate();

  1763.     }

  1764. 

  1765.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1766.     {

  1767.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1768.     }

  1769. 

  1770.     static char* _get_state(NativePluginHandle handle)

  1771.     {

  1772.         return handlePtr->getState();

  1773.     }

  1774. 

  1775.     static void _set_state(NativePluginHandle handle, const char* data)

  1776.     {

  1777.         handlePtr->setState(data);

  1778.     }

  1779. 

  1780.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1781.     {

  1782.         switch(opcode)

  1783.         {

  1784.         case NATIVE_PLUGIN_OPCODE_NULL:

  1785.             if (static_cast<uint32_t>(index) == 0xDEADF00D && value == 0xC0C0B00B)

  1786.                 handlePtr->fWaitForReadyMsg = true;

  1787.             return 0;

  1788.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1789.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1790.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1791.             return 0;

  1792.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1793.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1794.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1795.             return 0;

  1796.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1797.             handlePtr->offlineModeChanged(value != 0);

  1798.             return 0;

  1799.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1800.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1801.             return 0;

  1802.         }

  1803. 

  1804.         return 0;

  1805. 

  1806.         // unused

  1807.         (void)index;

  1808.         (void)ptr;

  1809.     }

  1810. 

  1811.     // -------------------------------------------------------------------

  1812. 

  1813.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1814.     {

  1815.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1816.     }

  1817. 

  1818.     // -------------------------------------------------------------------

  1819. 

  1820.     #undef handlePtr

  1821. 

  1822. private:

  1823.     const NativeHostDescriptor* const pHost;

  1824. 

  1825.     const bool kIsPatchbay; // rack if false

  1826.     bool fIsActive, fIsRunning;

  1827.     CarlaEngineNativeUI fUiServer;

  1828. 

  1829.     bool fOptionsForced;

  1830.     bool fWaitForReadyMsg;

  1831.     char fTmpBuf[STR_MAX+1];

  1832. 

  1833.     CarlaPlugin* _getFirstPlugin() const noexcept

  1834.     {

  1835.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1836.             return nullptr;

  1837. 

  1838.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1839. 

  1840.         if (plugin == nullptr || ! plugin->isEnabled())

  1841.             return nullptr;

  1842. 

  1843.         return pData->plugins[0].plugin;

  1844.     }

  1845. 

  1846.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1847. };

  1848. 

  1849. // -----------------------------------------------------------------------

  1850. 

  1851. static const NativePluginDescriptor carlaRackDesc = {

  1852.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1853.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1854.                                                   |NATIVE_PLUGIN_HAS_UI

  1855.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1856.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1857.                                                   |NATIVE_PLUGIN_USES_STATE

  1858.                                                   |NATIVE_PLUGIN_USES_TIME),

  1859.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1860.     /* audioIns  */ 2,

  1861.     /* audioOuts */ 2,

  1862.     /* midiIns   */ 1,

  1863.     /* midiOuts  */ 1,

  1864.     /* paramIns  */ 0,

  1865.     /* paramOuts */ 0,

  1866.     /* name      */ "Carla-Rack",

  1867.     /* label     */ "carlarack",

  1868.     /* maker     */ "falkTX",

  1869.     /* copyright */ "GNU GPL v2+",

  1870.     CarlaEngineNative::_instantiateRack,

  1871.     CarlaEngineNative::_cleanup,

  1872.     CarlaEngineNative::_get_parameter_count,

  1873.     CarlaEngineNative::_get_parameter_info,

  1874.     CarlaEngineNative::_get_parameter_value,

  1875.     CarlaEngineNative::_get_midi_program_count,

  1876.     CarlaEngineNative::_get_midi_program_info,

  1877.     CarlaEngineNative::_set_parameter_value,

  1878.     CarlaEngineNative::_set_midi_program,

  1879.     /* _set_custom_data        */ nullptr,

  1880.     CarlaEngineNative::_ui_show,

  1881.     CarlaEngineNative::_ui_idle,

  1882.     /* _ui_set_parameter_value */ nullptr,

  1883.     /* _ui_set_midi_program    */ nullptr,

  1884.     /* _ui_set_custom_data     */ nullptr,

  1885.     CarlaEngineNative::_activate,

  1886.     CarlaEngineNative::_deactivate,

  1887.     CarlaEngineNative::_process,

  1888.     CarlaEngineNative::_get_state,

  1889.     CarlaEngineNative::_set_state,

  1890.     CarlaEngineNative::_dispatcher

  1891. };

  1892. 

  1893. static const NativePluginDescriptor carlaPatchbayDesc = {

  1894.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1895.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1896.                                                   |NATIVE_PLUGIN_HAS_UI

  1897.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1898.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1899.                                                   |NATIVE_PLUGIN_USES_STATE

  1900.                                                   |NATIVE_PLUGIN_USES_TIME),

  1901.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1902.     /* audioIns  */ 2,

  1903.     /* audioOuts */ 2,

  1904.     /* midiIns   */ 1,

  1905.     /* midiOuts  */ 1,

  1906.     /* paramIns  */ 0,

  1907.     /* paramOuts */ 0,

  1908.     /* name      */ "Carla-Patchbay",

  1909.     /* label     */ "carlapatchbay",

  1910.     /* maker     */ "falkTX",

  1911.     /* copyright */ "GNU GPL v2+",

  1912.     CarlaEngineNative::_instantiatePatchbay,

  1913.     CarlaEngineNative::_cleanup,

  1914.     CarlaEngineNative::_get_parameter_count,

  1915.     CarlaEngineNative::_get_parameter_info,

  1916.     CarlaEngineNative::_get_parameter_value,

  1917.     CarlaEngineNative::_get_midi_program_count,

  1918.     CarlaEngineNative::_get_midi_program_info,

  1919.     CarlaEngineNative::_set_parameter_value,

  1920.     CarlaEngineNative::_set_midi_program,

  1921.     /* _set_custom_data        */ nullptr,

  1922.     CarlaEngineNative::_ui_show,

  1923.     CarlaEngineNative::_ui_idle,

  1924.     /* _ui_set_parameter_value */ nullptr,

  1925.     /* _ui_set_midi_program    */ nullptr,

  1926.     /* _ui_set_custom_data     */ nullptr,

  1927.     CarlaEngineNative::_activate,

  1928.     CarlaEngineNative::_deactivate,

  1929.     CarlaEngineNative::_process,

  1930.     CarlaEngineNative::_get_state,

  1931.     CarlaEngineNative::_set_state,

  1932.     CarlaEngineNative::_dispatcher

  1933. };

  1934. 

  1935. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  1936.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1937.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1938.                                                   |NATIVE_PLUGIN_HAS_UI

  1939.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1940.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1941.                                                   |NATIVE_PLUGIN_USES_STATE

  1942.                                                   |NATIVE_PLUGIN_USES_TIME),

  1943.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1944.     /* audioIns  */ 3,

  1945.     /* audioOuts */ 2,

  1946.     /* midiIns   */ 1,

  1947.     /* midiOuts  */ 1,

  1948.     /* paramIns  */ 0,

  1949.     /* paramOuts */ 0,

  1950.     /* name      */ "Carla-Patchbay (sidechain)",

  1951.     /* label     */ "carlapatchbay3s",

  1952.     /* maker     */ "falkTX",

  1953.     /* copyright */ "GNU GPL v2+",

  1954.     CarlaEngineNative::_instantiatePatchbay3s,

  1955.     CarlaEngineNative::_cleanup,

  1956.     CarlaEngineNative::_get_parameter_count,

  1957.     CarlaEngineNative::_get_parameter_info,

  1958.     CarlaEngineNative::_get_parameter_value,

  1959.     CarlaEngineNative::_get_midi_program_count,

  1960.     CarlaEngineNative::_get_midi_program_info,

  1961.     CarlaEngineNative::_set_parameter_value,

  1962.     CarlaEngineNative::_set_midi_program,

  1963.     /* _set_custom_data        */ nullptr,

  1964.     CarlaEngineNative::_ui_show,

  1965.     CarlaEngineNative::_ui_idle,

  1966.     /* _ui_set_parameter_value */ nullptr,

  1967.     /* _ui_set_midi_program    */ nullptr,

  1968.     /* _ui_set_custom_data     */ nullptr,

  1969.     CarlaEngineNative::_activate,

  1970.     CarlaEngineNative::_deactivate,

  1971.     CarlaEngineNative::_process,

  1972.     CarlaEngineNative::_get_state,

  1973.     CarlaEngineNative::_set_state,

  1974.     CarlaEngineNative::_dispatcher

  1975. };

  1976. 

  1977. static const NativePluginDescriptor carlaPatchbay16Desc = {

  1978.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1979.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1980.                                                   |NATIVE_PLUGIN_HAS_UI

  1981.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1982.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1983.                                                   |NATIVE_PLUGIN_USES_STATE

  1984.                                                   |NATIVE_PLUGIN_USES_TIME),

  1985.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1986.     /* audioIns  */ 16,

  1987.     /* audioOuts */ 16,

  1988.     /* midiIns   */ 1,

  1989.     /* midiOuts  */ 1,

  1990.     /* paramIns  */ 0,

  1991.     /* paramOuts */ 0,

  1992.     /* name      */ "Carla-Patchbay (16chan)",

  1993.     /* label     */ "carlapatchbay16",

  1994.     /* maker     */ "falkTX",

  1995.     /* copyright */ "GNU GPL v2+",

  1996.     CarlaEngineNative::_instantiatePatchbay16,

  1997.     CarlaEngineNative::_cleanup,

  1998.     CarlaEngineNative::_get_parameter_count,

  1999.     CarlaEngineNative::_get_parameter_info,

  2000.     CarlaEngineNative::_get_parameter_value,

  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_midi_program_count,

  2044.     CarlaEngineNative::_get_midi_program_info,

  2045.     CarlaEngineNative::_set_parameter_value,

  2046.     CarlaEngineNative::_set_midi_program,

  2047.     /* _set_custom_data        */ nullptr,

  2048.     CarlaEngineNative::_ui_show,

  2049.     CarlaEngineNative::_ui_idle,

  2050.     /* _ui_set_parameter_value */ nullptr,

  2051.     /* _ui_set_midi_program    */ nullptr,

  2052.     /* _ui_set_custom_data     */ nullptr,

  2053.     CarlaEngineNative::_activate,

  2054.     CarlaEngineNative::_deactivate,

  2055.     CarlaEngineNative::_process,

  2056.     CarlaEngineNative::_get_state,

  2057.     CarlaEngineNative::_set_state,

  2058.     CarlaEngineNative::_dispatcher

  2059. };

  2060. 

  2061. CARLA_BACKEND_END_NAMESPACE

  2062. 

  2063. // -----------------------------------------------------------------------

  2064. 

  2065. CARLA_EXPORT

  2066. void carla_register_native_plugin_carla();

  2067. 

  2068. void carla_register_native_plugin_carla()

  2069. {

  2070.     CARLA_BACKEND_USE_NAMESPACE;

  2071.     carla_register_native_plugin(&carlaRackDesc);

  2072.     carla_register_native_plugin(&carlaPatchbayDesc);

  2073.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2074.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2075.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2076. }

  2077. 

  2078. // -----------------------------------------------------------------------

  2079. 

  2080. CARLA_EXPORT

  2081. const NativePluginDescriptor* carla_get_native_rack_plugin();

  2082. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2083. {

  2084.     // if this is called then we're running as special plugin

  2085.     gNeedsJuceHandling = true;

  2086. 

  2087.     CARLA_BACKEND_USE_NAMESPACE;

  2088.     return &carlaRackDesc;

  2089. }

  2090. 

  2091. CARLA_EXPORT

  2092. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  2093. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2094. {

  2095.     // if this is called then we're running as special plugin

  2096.     gNeedsJuceHandling = true;

  2097. 

  2098.     CARLA_BACKEND_USE_NAMESPACE;

  2099.     return &carlaPatchbayDesc;

  2100. }

  2101. 

  2102. // -----------------------------------------------------------------------

  2103. // Extra stuff for linking purposes

  2104. 

  2105. #ifdef CARLA_PLUGIN_EXPORT

  2106. 

  2107. CARLA_BACKEND_START_NAMESPACE

  2108. 

  2109. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2110. 

  2111. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  2112. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2113. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2114. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

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

  2116. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2117. # else

  2118. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2119. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2120. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

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

  2122. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2123. # endif

  2124. 

  2125. CARLA_BACKEND_END_NAMESPACE

  2126. 

  2127. #include "CarlaHostCommon.cpp"

  2128. #include "CarlaPluginUI.cpp"

  2129. #include "CarlaDssiUtils.cpp"

  2130. #include "CarlaPatchbayUtils.cpp"

  2131. #include "CarlaPipeUtils.cpp"

  2132. #include "CarlaStateUtils.cpp"

  2133. #include "CarlaJuceEvents.cpp"

  2134. 

  2135. #endif

  2136. 

  2137. // -----------------------------------------------------------------------