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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) 2011-2017 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. # include "juce_events/juce_events.h"

  43. #endif

  44. 

  45. using juce::File;

  46. using juce::FloatVectorOperations;

  47. using juce::MemoryOutputStream;

  48. using juce::ScopedPointer;

  49. using juce::String;

  50. using juce::XmlDocument;

  51. using juce::XmlElement;

  52. 

  53. CARLA_BACKEND_START_NAMESPACE

  54. 

  55. static int numScopedInitInstances = 0;

  56. 

  57. class OptionalScopedJuceInitialiser_GUI

  58. {

  59. public:

  60.     OptionalScopedJuceInitialiser_GUI(bool performInit)

  61.         : fPerformInit(performInit)

  62.     {

  63.         if (fPerformInit && numScopedInitInstances++ == 0)

  64.             juce::initialiseJuce_GUI();

  65.     }

  66.     ~OptionalScopedJuceInitialiser_GUI()

  67.     {

  68.         if (fPerformInit && --numScopedInitInstances == 0)

  69.             juce::shutdownJuce_GUI();

  70.     }

  71. 

  72. private:

  73.     bool fPerformInit;

  74. };

  75. 

  76. // -----------------------------------------------------------------------

  77. 

  78. class CarlaEngineNativeUI : public CarlaExternalUI

  79. {

  80. public:

  81.     CarlaEngineNativeUI(CarlaEngine* const engine)

  82.         : fEngine(engine),

  83.           fRemoteWinId(0)

  84.     {

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

  86.     }

  87. 

  88.     ~CarlaEngineNativeUI() noexcept override

  89.     {

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

  91.     }

  92. 

  93.     bool isReady() const noexcept

  94.     {

  95.         return fRemoteWinId != 0;

  96.     }

  97. 

  98.     intptr_t getRemoteWinId() const noexcept

  99.     {

  100.         return fRemoteWinId;

  101.     }

  102. 

  103. protected:

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

  105.     {

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

  107.             return true;

  108. 

  109.         bool ok = true;

  110. 

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

  112.         {

  113.             uint32_t option;

  114.             int32_t value;

  115.             const char* valueStr = nullptr;

  116. 

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

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

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

  120. 

  121.             try {

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

  123.             } CARLA_SAFE_EXCEPTION("setOption");

  124. 

  125.             if (valueStr != nullptr)

  126.                 delete[] valueStr;

  127.         }

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

  129.         {

  130.             const char* filename;

  131. 

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

  133. 

  134.             try {

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

  136.             } CARLA_SAFE_EXCEPTION("loadFile");

  137. 

  138.             delete[] filename;

  139.         }

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

  141.         {

  142.             const char* filename;

  143. 

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

  145. 

  146.             try {

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

  148.             } CARLA_SAFE_EXCEPTION("loadProject");

  149. 

  150.             delete[] filename;

  151.         }

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

  153.         {

  154.             const char* filename;

  155. 

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

  157. 

  158.             try {

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

  160.             } CARLA_SAFE_EXCEPTION("saveProject");

  161. 

  162.             delete[] filename;

  163.         }

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

  165.         {

  166.             uint32_t groupA, portA, groupB, portB;

  167. 

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

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

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

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

  172. 

  173.             try {

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

  175.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  176.         }

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

  178.         {

  179.             uint32_t connectionId;

  180. 

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

  182. 

  183.             try {

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

  185.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  186.         }

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

  188.         {

  189.             try {

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

  191.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  192.         }

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

  194.         {

  195.             fEngine->transportPlay();

  196.         }

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

  198.         {

  199.             fEngine->transportPause();

  200.         }

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

  202.         {

  203.             uint64_t frame;

  204. 

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

  206. 

  207.             fEngine->transportRelocate(frame);

  208.         }

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

  210.         {

  211.             uint32_t btype, ptype;

  212.             const char* filename = nullptr;

  213.             const char* name;

  214.             const char* label;

  215.             int64_t uniqueId;

  216.             uint options;

  217. 

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

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

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

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

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

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

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

  225. 

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

  227.             {

  228.                 delete[] filename;

  229.                 filename = nullptr;

  230.             }

  231. 

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

  233.             {

  234.                 delete[] name;

  235.                 name = nullptr;

  236.             }

  237. 

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

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

  240. 

  241.             if (filename != nullptr)

  242.                 delete[] filename;

  243.             if (name != nullptr)

  244.                 delete[] name;

  245.             delete[] label;

  246.         }

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

  248.         {

  249.             uint32_t pluginId;

  250. 

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

  252. 

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

  254.         }

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

  256.         {

  257.             ok = fEngine->removeAllPlugins();

  258.         }

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

  260.         {

  261.             uint32_t pluginId;

  262.             const char* newName;

  263. 

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

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

  266. 

  267.             // TODO

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

  269. 

  270.             delete[] newName;

  271.         }

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

  273.         {

  274.             uint32_t pluginId;

  275. 

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

  277. 

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

  279.         }

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

  281.         {

  282.             uint32_t pluginId;

  283. 

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

  285. 

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

  287.         }

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

  289.         {

  290.             uint32_t pluginIdA, pluginIdB;

  291. 

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

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

  294. 

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

  296.         }

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

  298.         {

  299.             uint32_t pluginId;

  300.             const char* filename;

  301. 

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

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

  304. 

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

  306.                 plugin->loadStateFromFile(filename);

  307. 

  308.             delete[] filename;

  309.         }

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

  311.         {

  312.             uint32_t pluginId;

  313.             const char* filename;

  314. 

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

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

  317. 

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

  319.                 plugin->saveStateToFile(filename);

  320. 

  321.             delete[] filename;

  322.         }

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

  324.         {

  325.             uint32_t pluginId, option;

  326.             bool yesNo;

  327. 

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

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

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

  331. 

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

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

  334.         }

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

  336.         {

  337.             uint32_t pluginId;

  338.             bool onOff;

  339. 

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

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

  342. 

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

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

  345.         }

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

  347.         {

  348.             uint32_t pluginId;

  349.             float value;

  350. 

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

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

  353. 

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

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

  356.         }

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

  358.         {

  359.             uint32_t pluginId;

  360.             float value;

  361. 

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

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

  364. 

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

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

  367.         }

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

  369.         {

  370.             uint32_t pluginId;

  371.             float value;

  372. 

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

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

  375. 

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

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

  378.         }

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

  380.         {

  381.             uint32_t pluginId;

  382.             float value;

  383. 

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

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

  386. 

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

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

  389.         }

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

  391.         {

  392.             uint32_t pluginId;

  393.             float value;

  394. 

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

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

  397. 

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

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

  400.         }

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

  402.         {

  403.             uint32_t pluginId;

  404.             int32_t channel;

  405. 

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

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

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

  409. 

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

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

  412.         }

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

  414.         {

  415.             uint32_t pluginId, parameterId;

  416.             float value;

  417. 

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

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

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

  421. 

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

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

  424.         }

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

  426.         {

  427.             uint32_t pluginId, parameterId, channel;

  428. 

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

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

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

  432.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  433. 

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

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

  436.         }

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

  438.         {

  439.             uint32_t pluginId, parameterId;

  440.             int32_t cc;

  441. 

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

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

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

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

  446. 

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

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

  449.         }

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

  451.         {

  452.             uint32_t pluginId;

  453.             int32_t index;

  454. 

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

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

  457. 

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

  459.             {

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

  461.                 _updateParamValues(plugin, pluginId);

  462.             }

  463.         }

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

  465.         {

  466.             uint32_t pluginId;

  467.             int32_t index;

  468. 

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

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

  471. 

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

  473.             {

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

  475.                 _updateParamValues(plugin, pluginId);

  476.             }

  477.         }

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

  479.         {

  480.             uint32_t pluginId;

  481.             const char* type;

  482.             const char* key;

  483.             const char* value;

  484. 

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

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

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

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

  489. 

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

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

  492. 

  493.             delete[] type;

  494.             delete[] key;

  495.             delete[] value;

  496.         }

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

  498.         {

  499.             uint32_t pluginId;

  500.             const char* cdata;

  501. 

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

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

  504. 

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

  506.             {

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

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

  509.             }

  510. 

  511.             delete[] cdata;

  512.         }

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

  514.         {

  515.             uint32_t pluginId;

  516. 

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

  518. 

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

  520.                 plugin->prepareForSave();

  521.         }

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

  523.         {

  524.             uint32_t pluginId;

  525. 

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

  527. 

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

  529.                 plugin->resetParameters();

  530.         }

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

  532.         {

  533.             uint32_t pluginId;

  534. 

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

  536. 

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

  538.                 plugin->randomizeParameters();

  539.         }

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

  541.         {

  542.             uint32_t pluginId, channel, note, velocity;

  543. 

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

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

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

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

  548.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  549.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  550.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  551. 

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

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

  554.         }

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

  556.         {

  557.             uint32_t pluginId;

  558.             bool yesNo;

  559. 

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

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

  562. 

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

  564.                 plugin->showCustomUI(yesNo);

  565.         }

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

  567.         {

  568.             uint64_t winId;

  569. 

  570.             CARLA_SAFE_ASSERT_RETURN(readNextLineAsULong(winId), true);

  571. 

  572.             fRemoteWinId = static_cast<intptr_t>(winId);

  573.         }

  574.         else

  575.         {

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

  577.             return false;

  578.         }

  579. 

  580.         if (! ok)

  581.         {

  582.             const CarlaMutexLocker cml(getPipeLock());

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

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

  585.             flushMessages();

  586.         }

  587. 

  588.         return true;

  589.     }

  590. 

  591. private:

  592.     CarlaEngine* const fEngine;

  593.     intptr_t           fRemoteWinId;

  594. 

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

  596.     {

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

  598.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

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

  600.     }

  601. 

  602.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  603. };

  604. 

  605. // -----------------------------------------------------------------------

  606. 

  607. class CarlaEngineNative : public CarlaEngine

  608. {

  609. public:

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

  611.         : CarlaEngine(),

  612.           pHost(host),

  613.           kIsPatchbay(isPatchbay),

  614.           fIsActive(false),

  615.           fIsRunning(false),

  616.           fUiServer(this),

  617.           fNeedsJuceMsgIdle(host->dispatcher(pHost->handle,

  618.                                              NATIVE_HOST_OPCODE_INTERNAL_PLUGIN, 0, 0, nullptr, 0.0f) == 0),

  619.           fOptionsForced(false),

  620.           fWaitForReadyMsg(false),

  621.           kJuceGuiInit(fNeedsJuceMsgIdle)

  622.     {

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

  624. 

  625.         carla_zeroChars(fTmpBuf, STR_MAX+1);

  626. 

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

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

  629.         pData->initTime(nullptr);

  630. 

  631.         if (outChan == 0)

  632.             outChan = inChan;

  633. 

  634.         // set-up engine

  635.         if (kIsPatchbay)

  636.         {

  637.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  638.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  639.             pData->options.forceStereo         = false;

  640.             pData->options.preferPluginBridges = false;

  641.             pData->options.preferUiBridges     = false;

  642.             init("Carla-Patchbay");

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

  644.         }

  645.         else

  646.         {

  647.             CARLA_SAFE_ASSERT(inChan == 2);

  648.             CARLA_SAFE_ASSERT(outChan == 2);

  649.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  650.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  651.             pData->options.forceStereo         = true;

  652.             pData->options.preferPluginBridges = false;

  653.             pData->options.preferUiBridges     = false;

  654.             init("Carla-Rack");

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

  656.         }

  657. 

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

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

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

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

  662. 

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

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

  665. 

  666.         setCallback(_ui_server_callback, this);

  667.     }

  668. 

  669.     ~CarlaEngineNative() override

  670.     {

  671.         CARLA_SAFE_ASSERT(! fIsActive);

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

  673. 

  674.         pData->aboutToClose = true;

  675.         fIsRunning = false;

  676. 

  677.         removeAllPlugins();

  678.         //runPendingRtEvents();

  679.         close();

  680. 

  681.         pData->graph.destroy();

  682. 

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

  684.     }

  685. 

  686. protected:

  687.     // -------------------------------------

  688.     // CarlaEngine virtual calls

  689. 

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

  691.     {

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

  693. 

  694.         fIsRunning = true;

  695. 

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

  697.         {

  698.             close();

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

  700.             return false;

  701.         }

  702. 

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

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

  705. 

  706.         return true;

  707.     }

  708. 

  709.     bool close() override

  710.     {

  711.         fIsRunning = false;

  712.         CarlaEngine::close();

  713.         return true;

  714.     }

  715. 

  716.     bool isRunning() const noexcept override

  717.     {

  718.         return fIsRunning;

  719.     }

  720. 

  721.     bool isOffline() const noexcept override

  722.     {

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

  724.     }

  725. 

  726.     bool usesConstantBufferSize() const noexcept override

  727.     {

  728.         // TODO

  729.         return true;

  730.     }

  731. 

  732.     EngineType getType() const noexcept override

  733.     {

  734.         return kEngineTypePlugin;

  735.     }

  736. 

  737.     const char* getCurrentDriverName() const noexcept override

  738.     {

  739.         return "Plugin";

  740.     }

  741. 

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

  743.     {

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

  745. 

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

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

  748.     }

  749. 

  750.     // -------------------------------------------------------------------

  751. 

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

  753.     {

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

  755.         {

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

  757.             return retName;

  758.         }

  759. 

  760.         return nullptr;

  761.     }

  762. 

  763.     // -------------------------------------------------------------------

  764. 

  765.     void bufferSizeChanged(const uint32_t newBufferSize)

  766.     {

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

  768.             return;

  769. 

  770.         {

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

  772. 

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

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

  775.             fUiServer.writeMessage(fTmpBuf);

  776.             fUiServer.flushMessages();

  777.         }

  778. 

  779.         pData->bufferSize = newBufferSize;

  780.         CarlaEngine::bufferSizeChanged(newBufferSize);

  781.     }

  782. 

  783.     void sampleRateChanged(const double newSampleRate)

  784.     {

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

  786.             return;

  787. 

  788.         {

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

  790.             const ScopedLocale csl;

  791. 

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

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

  794.             fUiServer.writeMessage(fTmpBuf);

  795.             fUiServer.flushMessages();

  796.         }

  797. 

  798.         pData->sampleRate = newSampleRate;

  799.         CarlaEngine::sampleRateChanged(newSampleRate);

  800.     }

  801. 

  802.     // -------------------------------------------------------------------

  803. 

  804.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  805.     {

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

  807. 

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

  809. 

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

  811.         fUiServer.writeMessage(fTmpBuf);

  812. 

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

  814.         fUiServer.writeMessage(fTmpBuf);

  815. 

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

  817.         {

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

  819.             fUiServer.writeAndFixMessage(fTmpBuf);

  820.         }

  821.         else

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

  823. 

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

  825.         {

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

  827.             fUiServer.writeAndFixMessage(fTmpBuf);

  828.         }

  829.         else

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

  831. 

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

  833.         {

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

  835.             fUiServer.writeAndFixMessage(fTmpBuf);

  836.         }

  837.         else

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

  839. 

  840.         plugin->getRealName(fTmpBuf);

  841.         fUiServer.writeAndFixMessage(fTmpBuf);

  842. 

  843.         plugin->getLabel(fTmpBuf);

  844.         fUiServer.writeAndFixMessage(fTmpBuf);

  845. 

  846.         plugin->getMaker(fTmpBuf);

  847.         fUiServer.writeAndFixMessage(fTmpBuf);

  848. 

  849.         plugin->getCopyright(fTmpBuf);

  850.         fUiServer.writeAndFixMessage(fTmpBuf);

  851. 

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

  853.         fUiServer.writeMessage(fTmpBuf);

  854. 

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

  856.         fUiServer.writeMessage(fTmpBuf);

  857. 

  858.         fUiServer.flushMessages();

  859.     }

  860. 

  861.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  862.     {

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

  864.         const ScopedLocale csl;

  865. 

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

  867. 

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

  869.         {

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

  871.             fUiServer.writeMessage(fTmpBuf);

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

  873.             fUiServer.writeMessage(fTmpBuf);

  874.             fUiServer.flushMessages();

  875.         }

  876. 

  877.         uint32_t ins, outs, count;

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

  879.         count = plugin->getParameterCount();

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

  881.         fUiServer.writeMessage(fTmpBuf);

  882. 

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

  884.         {

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

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

  887. 

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

  889.             fUiServer.writeMessage(fTmpBuf);

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

  891.             fUiServer.writeMessage(fTmpBuf);

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

  893.             fUiServer.writeAndFixMessage(fTmpBuf);

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

  895.             fUiServer.writeAndFixMessage(fTmpBuf);

  896. 

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

  898.             fUiServer.writeMessage(fTmpBuf);

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

  900.             fUiServer.writeMessage(fTmpBuf);

  901. 

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

  903.             fUiServer.writeMessage(fTmpBuf);

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

  905.             fUiServer.writeMessage(fTmpBuf);

  906.         }

  907. 

  908.         fUiServer.flushMessages();

  909.     }

  910. 

  911.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  912.     {

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

  914. 

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

  916. 

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

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

  919.         fUiServer.writeMessage(fTmpBuf);

  920. 

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

  922.         {

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

  924.             fUiServer.writeMessage(fTmpBuf);

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

  926.             fUiServer.writeAndFixMessage(fTmpBuf);

  927.         }

  928. 

  929.         fUiServer.flushMessages();

  930. 

  931.         count = plugin->getMidiProgramCount();

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

  933.         fUiServer.writeMessage(fTmpBuf);

  934. 

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

  936.         {

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

  938.             fUiServer.writeMessage(fTmpBuf);

  939. 

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

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

  942.             fUiServer.writeMessage(fTmpBuf);

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

  944.             fUiServer.writeAndFixMessage(fTmpBuf);

  945.         }

  946. 

  947.         fUiServer.flushMessages();

  948.     }

  949. 

  950.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  951.     {

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

  953. 

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

  955. 

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

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

  958.         fUiServer.writeMessage(fTmpBuf);

  959. 

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

  961.         {

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

  963.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  964. 

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

  966.                 continue;

  967. 

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

  969.             fUiServer.writeMessage(fTmpBuf);

  970. 

  971.             fUiServer.writeAndFixMessage(customData.type);

  972.             fUiServer.writeAndFixMessage(customData.key);

  973.             fUiServer.writeAndFixMessage(customData.value);

  974.         }

  975. 

  976.         fUiServer.flushMessages();

  977.     }

  978. 

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

  980.     {

  981.         if (! fIsRunning)

  982.             return;

  983.         if (! fUiServer.isPipeRunning())

  984.             return;

  985. 

  986.         CarlaPlugin* plugin;

  987. 

  988.         switch (action)

  989.         {

  990.         case ENGINE_CALLBACK_UPDATE:

  991.             plugin = getPlugin(pluginId);

  992. 

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

  994.             {

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

  996.                 uiServerSendPluginProperties(plugin);

  997.             }

  998.             break;

  999. 

  1000.         case ENGINE_CALLBACK_RELOAD_INFO:

  1001.             plugin = getPlugin(pluginId);

  1002. 

  1003.             if (plugin != nullptr && plugin->isEnabled())

  1004.             {

  1005.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1006.                 uiServerSendPluginInfo(plugin);

  1007.             }

  1008.             break;

  1009. 

  1010.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1011.             plugin = getPlugin(pluginId);

  1012. 

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

  1014.             {

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

  1016.                 uiServerSendPluginParameters(plugin);

  1017.             }

  1018.             break;

  1019. 

  1020.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1021.             plugin = getPlugin(pluginId);

  1022. 

  1023.             if (plugin != nullptr && plugin->isEnabled())

  1024.             {

  1025.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1026.                 uiServerSendPluginPrograms(plugin);

  1027.             }

  1028.             break;

  1029. 

  1030.         case ENGINE_CALLBACK_RELOAD_ALL:

  1031.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1032.             plugin = getPlugin(pluginId);

  1033. 

  1034.             if (plugin != nullptr && plugin->isEnabled())

  1035.             {

  1036.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1037.                 uiServerSendPluginInfo(plugin);

  1038.                 uiServerSendPluginParameters(plugin);

  1039.                 uiServerSendPluginPrograms(plugin);

  1040.                 uiServerSendPluginProperties(plugin);

  1041.             }

  1042.             break;

  1043. 

  1044.         default:

  1045.             break;

  1046.         }

  1047. 

  1048.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1049.         const ScopedLocale csl;

  1050. 

  1051.         std::sprintf(fTmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1052.         fUiServer.writeMessage(fTmpBuf);

  1053. 

  1054.         std::sprintf(fTmpBuf, "%u\n", pluginId);

  1055.         fUiServer.writeMessage(fTmpBuf);

  1056. 

  1057.         std::sprintf(fTmpBuf, "%i\n", value1);

  1058.         fUiServer.writeMessage(fTmpBuf);

  1059. 

  1060.         std::sprintf(fTmpBuf, "%i\n", value2);

  1061.         fUiServer.writeMessage(fTmpBuf);

  1062. 

  1063.         std::sprintf(fTmpBuf, "%f\n", value3);

  1064.         fUiServer.writeMessage(fTmpBuf);

  1065. 

  1066.         fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : "");

  1067. 

  1068.         fUiServer.flushMessages();

  1069.     }

  1070. 

  1071.     void uiServerInfo()

  1072.     {

  1073.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1074.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1075. 

  1076.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1077. 

  1078. #ifdef HAVE_LIBLO

  1079.         fUiServer.writeAndFixMessage("osc-urls");

  1080.         fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP());

  1081.         fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP());

  1082. #endif

  1083. 

  1084.         fUiServer.writeAndFixMessage("max-plugin-number");

  1085.         std::sprintf(fTmpBuf, "%i\n", pData->maxPluginNumber);

  1086.         fUiServer.writeMessage(fTmpBuf);

  1087. 

  1088.         fUiServer.writeAndFixMessage("buffer-size");

  1089.         std::sprintf(fTmpBuf, "%i\n", pData->bufferSize);

  1090.         fUiServer.writeMessage(fTmpBuf);

  1091. 

  1092.         const ScopedLocale csl;

  1093. 

  1094.         fUiServer.writeAndFixMessage("sample-rate");

  1095.         std::sprintf(fTmpBuf, "%f\n", pData->sampleRate);

  1096.         fUiServer.writeMessage(fTmpBuf);

  1097. 

  1098.         fUiServer.flushMessages();

  1099.     }

  1100. 

  1101.     void uiServerOptions()

  1102.     {

  1103.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1104.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1105. 

  1106.         const EngineOptions& options(pData->options);

  1107.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1108. 

  1109.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1110.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1111. 

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

  1113.         fUiServer.writeMessage(fTmpBuf);

  1114.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

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

  1116.         fUiServer.writeMessage(fTmpBuf);

  1117.         fUiServer.flushMessages();

  1118. 

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

  1120.         fUiServer.writeMessage(fTmpBuf);

  1121.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

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

  1123.         fUiServer.writeMessage(fTmpBuf);

  1124.         fUiServer.flushMessages();

  1125. 

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

  1127.         fUiServer.writeMessage(fTmpBuf);

  1128.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1129.         fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n");

  1130.         fUiServer.flushMessages();

  1131. 

  1132.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1133.         fUiServer.writeMessage(fTmpBuf);

  1134.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1135.         fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n");

  1136.         fUiServer.flushMessages();

  1137. 

  1138.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1139.         fUiServer.writeMessage(fTmpBuf);

  1140.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1141.         fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n");

  1142.         fUiServer.flushMessages();

  1143. 

  1144.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1145.         fUiServer.writeMessage(fTmpBuf);

  1146.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1147.         fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n");

  1148.         fUiServer.flushMessages();

  1149. 

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

  1151.         fUiServer.writeMessage(fTmpBuf);

  1152.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1153.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  1154.         fUiServer.writeMessage(fTmpBuf);

  1155.         fUiServer.flushMessages();

  1156. 

  1157.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1158.         fUiServer.writeMessage(fTmpBuf);

  1159.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1160.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  1161.         fUiServer.writeMessage(fTmpBuf);

  1162.         fUiServer.flushMessages();

  1163. 

  1164.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1165.         fUiServer.writeMessage(fTmpBuf);

  1166.         fUiServer.writeMessage("true\n", 5);

  1167.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  1168.         fUiServer.writeMessage(fTmpBuf);

  1169.         fUiServer.flushMessages();

  1170. 

  1171.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1172.         fUiServer.writeMessage(fTmpBuf);

  1173.         fUiServer.writeMessage("true\n", 5);

  1174.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  1175.         fUiServer.writeMessage(fTmpBuf);

  1176.         fUiServer.flushMessages();

  1177.     }

  1178. 

  1179.     // -------------------------------------------------------------------

  1180.     // Plugin parameter calls

  1181. 

  1182.     uint32_t getParameterCount() const

  1183.     {

  1184.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1185.             return plugin->getParameterCount();

  1186. 

  1187.         return 0;

  1188.     }

  1189. 

  1190.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1191.     {

  1192.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1193.         {

  1194.             if (index < plugin->getParameterCount())

  1195.             {

  1196.                 static NativeParameter param;

  1197.                 static char strBufName[STR_MAX+1];

  1198.                 static char strBufUnit[STR_MAX+1];

  1199. 

  1200.                 const ParameterData& paramData(plugin->getParameterData(index));

  1201.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1202. 

  1203.                 plugin->getParameterName(index, strBufName);

  1204.                 plugin->getParameterUnit(index, strBufUnit);

  1205. 

  1206.                 uint hints = 0x0;

  1207. 

  1208.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1209.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1210.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1211.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1212.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1213.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1214.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1215.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1216.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1217.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1218.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1219.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1220. 

  1221.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1222.                 {

  1223.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1224.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1225.                     if (paramData.type == PARAMETER_OUTPUT)

  1226.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1227.                 }

  1228. 

  1229.                 param.hints = static_cast<NativeParameterHints>(hints);

  1230.                 param.name  = strBufName;

  1231.                 param.unit  = strBufUnit;

  1232.                 param.ranges.def = paramRanges.def;

  1233.                 param.ranges.min = paramRanges.min;

  1234.                 param.ranges.max = paramRanges.max;

  1235.                 param.ranges.step = paramRanges.step;

  1236.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1237.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1238.                 param.scalePointCount = 0; // TODO

  1239.                 param.scalePoints = nullptr;

  1240. 

  1241.                 return &param;

  1242.             }

  1243.         }

  1244. 

  1245.         return nullptr;

  1246.     }

  1247. 

  1248.     float getParameterValue(const uint32_t index) const

  1249.     {

  1250.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1251.         {

  1252.             if (index < plugin->getParameterCount())

  1253.                 return plugin->getParameterValue(index);

  1254.         }

  1255. 

  1256.         return 0.0f;

  1257.     }

  1258. 

  1259.     // -------------------------------------------------------------------

  1260.     // Plugin midi-program calls

  1261. 

  1262.     uint32_t getMidiProgramCount() const

  1263.     {

  1264.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1265.             return plugin->getMidiProgramCount();

  1266. 

  1267.         return 0;

  1268.     }

  1269. 

  1270.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1271.     {

  1272.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1273.         {

  1274.             if (index < plugin->getMidiProgramCount())

  1275.             {

  1276.                 static NativeMidiProgram midiProg;

  1277. 

  1278.                 {

  1279.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1280. 

  1281.                     midiProg.bank    = midiProgData.bank;

  1282.                     midiProg.program = midiProgData.program;

  1283.                     midiProg.name    = midiProgData.name;

  1284.                 }

  1285. 

  1286.                 return &midiProg;

  1287.             }

  1288.         }

  1289. 

  1290.         return nullptr;

  1291.     }

  1292. 

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

  1294.     // Plugin state calls

  1295. 

  1296.     void setParameterValue(const uint32_t index, const float value)

  1297.     {

  1298.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1299.         {

  1300.             if (index < plugin->getParameterCount())

  1301.                 plugin->setParameterValue(index, value, false, false, false);

  1302.         }

  1303.     }

  1304. 

  1305.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1306.     {

  1307.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1308.             plugin->setMidiProgramById(bank, program, false, false, false);

  1309.     }

  1310. 

  1311.     // -------------------------------------------------------------------

  1312.     // Plugin process calls

  1313. 

  1314.     void activate()

  1315.     {

  1316. #if 0

  1317.         for (uint i=0; i < pData->curPluginCount; ++i)

  1318.         {

  1319.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1320. 

  1321.             if (plugin == nullptr || ! plugin->isEnabled())

  1322.                 continue;

  1323. 

  1324.             plugin->setActive(true, true, false);

  1325.         }

  1326. #endif

  1327.         fIsActive = true;

  1328.     }

  1329. 

  1330.     void deactivate()

  1331.     {

  1332.         fIsActive = false;

  1333. #if 0

  1334.         for (uint i=0; i < pData->curPluginCount; ++i)

  1335.         {

  1336.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1337. 

  1338.             if (plugin == nullptr || ! plugin->isEnabled())

  1339.                 continue;

  1340. 

  1341.             plugin->setActive(false, true, false);

  1342.         }

  1343. #endif

  1344. 

  1345.         // just in case

  1346.         //runPendingRtEvents();

  1347.     }

  1348. 

  1349.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1350.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1351.     {

  1352.         const PendingRtEventsRunner prt(this, frames);

  1353. 

  1354.         // ---------------------------------------------------------------

  1355.         // Time Info

  1356. 

  1357.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1358. 

  1359.         pData->timeInfo.playing = timeInfo->playing;

  1360.         pData->timeInfo.frame   = timeInfo->frame;

  1361.         pData->timeInfo.usecs   = timeInfo->usecs;

  1362.         pData->timeInfo.valid   = 0x0;

  1363. 

  1364.         if (timeInfo->bbt.valid)

  1365.         {

  1366.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1367. 

  1368.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1369.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1370.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1371.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1372. 

  1373.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1374.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1375. 

  1376.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1377.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1378.         }

  1379. 

  1380.         // ---------------------------------------------------------------

  1381.         // Do nothing if no plugins and rack mode

  1382. 

  1383.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1384.         {

  1385.             if (outBuffer[0] != inBuffer[0])

  1386.                 FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1387. 

  1388.             if (outBuffer[1] != inBuffer[1])

  1389.                 FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1390. 

  1391.             for (uint32_t i=0; i < midiEventCount; ++i)

  1392.             {

  1393.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1394.                     break;

  1395.             }

  1396.             return;

  1397.         }

  1398. 

  1399.         // ---------------------------------------------------------------

  1400.         // initialize events

  1401. 

  1402.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1403.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1404. 

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

  1406.         // events input (before processing)

  1407. 

  1408.         {

  1409.             uint32_t engineEventIndex = 0;

  1410. 

  1411.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1412.             {

  1413.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1414.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1415. 

  1416.                 engineEvent.time = midiEvent.time;

  1417.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1418. 

  1419.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1420.                     break;

  1421.             }

  1422.         }

  1423. 

  1424.         if (kIsPatchbay)

  1425.         {

  1426.             // -----------------------------------------------------------

  1427.             // process

  1428. 

  1429.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1430.         }

  1431.         else

  1432.         {

  1433.             // -----------------------------------------------------------

  1434.             // create audio buffers

  1435. 

  1436.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1437.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1438. 

  1439.             // -----------------------------------------------------------

  1440.             // process

  1441. 

  1442.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1443.         }

  1444. 

  1445.         // ---------------------------------------------------------------

  1446.         // events output (after processing)

  1447. 

  1448.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1449. 

  1450.         {

  1451.             NativeMidiEvent midiEvent;

  1452. 

  1453.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1454.             {

  1455.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1456. 

  1457.                 if (engineEvent.type == kEngineEventTypeNull)

  1458.                     break;

  1459. 

  1460.                 midiEvent.time = engineEvent.time;

  1461. 

  1462.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1463.                 {

  1464.                     midiEvent.port = 0;

  1465.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1466.                 }

  1467.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1468.                 {

  1469.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1470.                         continue;

  1471. 

  1472.                     midiEvent.port = engineEvent.midi.port;

  1473.                     midiEvent.size = engineEvent.midi.size;

  1474. 

  1475.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1476. 

  1477.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1478.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1479.                 }

  1480.                 else

  1481.                 {

  1482.                     carla_stderr("Unknown event type...");

  1483.                     continue;

  1484.                 }

  1485. 

  1486.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1487.             }

  1488.         }

  1489.     }

  1490. 

  1491.     // -------------------------------------------------------------------

  1492.     // Plugin UI calls

  1493. 

  1494.     void uiShow(const bool show)

  1495.     {

  1496.         if (show)

  1497.         {

  1498.             if (fUiServer.isPipeRunning())

  1499.             {

  1500.                 fUiServer.writeFocusMessage();

  1501.                 return;

  1502.             }

  1503. 

  1504.             CarlaString path(pHost->resourceDir);

  1505. 

  1506.             if (kIsPatchbay)

  1507.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1508.             else

  1509.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1510. #ifdef CARLA_OS_WIN

  1511.             path += ".exe";

  1512. #endif

  1513.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1514. 

  1515.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1516. 

  1517.             if (! fUiServer.startPipeServer(false))

  1518.             {

  1519.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1520.                 return;

  1521.             }

  1522. 

  1523.             uiServerInfo();

  1524.             uiServerOptions();

  1525.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0, pData->options.processMode, pData->options.transportMode, 0.0f, "Plugin");

  1526. 

  1527.             fUiServer.writeShowMessage();

  1528. 

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

  1530.             {

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

  1532. 

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

  1534.                 {

  1535.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1536.                 }

  1537.             }

  1538. 

  1539.             if (kIsPatchbay)

  1540.                 patchbayRefresh(false);

  1541. 

  1542.             if (fWaitForReadyMsg)

  1543.             {

  1544.                 carla_stdout("Using Carla plugin embedded, waiting for it to be ready...");

  1545. 

  1546.                 for (; fUiServer.isPipeRunning() && ! fUiServer.isReady();)

  1547.                 {

  1548.                     carla_msleep(25);

  1549.                     fUiServer.idlePipe();

  1550.                 }

  1551. 

  1552.                 carla_stdout("Done!");

  1553.             }

  1554.         }

  1555.         else

  1556.         {

  1557.             fUiServer.stopPipeServer(2000);

  1558. 

  1559.             // hide all custom uis

  1560.             for (uint i=0; i < pData->curPluginCount; ++i)

  1561.             {

  1562.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1563. 

  1564.                 if (plugin != nullptr && plugin->isEnabled())

  1565.                 {

  1566.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1567.                     {

  1568.                         try {

  1569.                             plugin->showCustomUI(false);

  1570.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1571.                     }

  1572.                 }

  1573.             }

  1574.         }

  1575.     }

  1576. 

  1577.     void uiIdle()

  1578.     {

  1579.         for (uint i=0; i < pData->curPluginCount; ++i)

  1580.         {

  1581.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1582. 

  1583.             if (plugin != nullptr && plugin->isEnabled())

  1584.             {

  1585.                 const uint hints(plugin->getHints());

  1586. 

  1587.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1588.                 {

  1589.                     try {

  1590.                         plugin->uiIdle();

  1591.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1592.                 }

  1593.             }

  1594.         }

  1595. 

  1596.         if (fUiServer.isPipeRunning())

  1597.         {

  1598.             fUiServer.idlePipe();

  1599. 

  1600.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1601. #ifndef CARLA_OS_WIN

  1602.             const EngineTimeInfo& timeInfo(pData->timeInfo);

  1603.             const ScopedLocale csl;

  1604. 

  1605.             // send transport

  1606.             fUiServer.writeAndFixMessage("transport");

  1607.             fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n");

  1608. 

  1609.             if (timeInfo.valid & EngineTimeInfo::kValidBBT)

  1610.             {

  1611.                 std::sprintf(fTmpBuf, P_UINT64 ":%i:%i:%i\n", timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, timeInfo.bbt.tick);

  1612.                 fUiServer.writeMessage(fTmpBuf);

  1613.                 std::sprintf(fTmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1614.                 fUiServer.writeMessage(fTmpBuf);

  1615.             }

  1616.             else

  1617.             {

  1618.                 std::sprintf(fTmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1619.                 fUiServer.writeMessage(fTmpBuf);

  1620.                 fUiServer.writeMessage("0.0\n");

  1621.             }

  1622. 

  1623.             fUiServer.flushMessages();

  1624. #endif

  1625. 

  1626.             // send peaks and param outputs for all plugins

  1627.             for (uint i=0; i < pData->curPluginCount; ++i)

  1628.             {

  1629.                 const EnginePluginData& plugData(pData->plugins[i]);

  1630.                 const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1631. 

  1632.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1633.                 fUiServer.writeMessage(fTmpBuf);

  1634. 

  1635.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1636.                 fUiServer.writeMessage(fTmpBuf);

  1637.                 fUiServer.flushMessages();

  1638. 

  1639.                 for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1640.                 {

  1641.                     if (! plugin->isParameterOutput(j))

  1642.                         continue;

  1643. 

  1644.                     std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1645.                     fUiServer.writeMessage(fTmpBuf);

  1646.                     std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1647.                     fUiServer.writeMessage(fTmpBuf);

  1648.                     fUiServer.flushMessages();

  1649.                 }

  1650.             }

  1651.         }

  1652. 

  1653.         switch (fUiServer.getAndResetUiState())

  1654.         {

  1655.         case CarlaExternalUI::UiNone:

  1656.         case CarlaExternalUI::UiShow:

  1657.             break;

  1658.         case CarlaExternalUI::UiCrashed:

  1659.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1660.             break;

  1661.         case CarlaExternalUI::UiHide:

  1662.             pHost->ui_closed(pHost->handle);

  1663.             fUiServer.stopPipeServer(1000);

  1664.             break;

  1665.         }

  1666. 

  1667. #if ! (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))

  1668.         if (fNeedsJuceMsgIdle)

  1669.         {

  1670.             using juce::MessageManager;

  1671. 

  1672.             const MessageManager* const msgMgr(MessageManager::getInstanceWithoutCreating());

  1673.             CARLA_SAFE_ASSERT_RETURN(msgMgr != nullptr,);

  1674. 

  1675.             for (; msgMgr->dispatchNextMessageOnSystemQueue(true);) {}

  1676.         }

  1677. #endif

  1678.     }

  1679. 

  1680.     // -------------------------------------------------------------------

  1681.     // Plugin state calls

  1682. 

  1683.     char* getState() const

  1684.     {

  1685.         MemoryOutputStream out;

  1686.         saveProjectInternal(out);

  1687.         return strdup(out.toString().toRawUTF8());

  1688.     }

  1689. 

  1690.     void setState(const char* const data)

  1691.     {

  1692.         // remove all plugins from UI side

  1693.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1694.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0.0f, nullptr);

  1695. 

  1696.         // remove all plugins from backend, no lock

  1697.         fIsRunning = false;

  1698.         removeAllPlugins();

  1699.         fIsRunning = true;

  1700. 

  1701.         // stopped during removeAllPlugins()

  1702.         if (! pData->thread.isThreadRunning())

  1703.             pData->thread.startThread();

  1704. 

  1705.         fOptionsForced = true;

  1706.         const String state(data);

  1707.         XmlDocument xml(state);

  1708.         loadProjectInternal(xml);

  1709.     }

  1710. 

  1711.     // -------------------------------------------------------------------

  1712. 

  1713. public:

  1714.     #define handlePtr ((CarlaEngineNative*)handle)

  1715. 

  1716.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1717.     {

  1718.         return new CarlaEngineNative(host, false);

  1719.     }

  1720. 

  1721.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1722.     {

  1723.         return new CarlaEngineNative(host, true);

  1724.     }

  1725. 

  1726.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1727.     {

  1728.         return new CarlaEngineNative(host, true, 3, 2);

  1729.     }

  1730. 

  1731.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1732.     {

  1733.         return new CarlaEngineNative(host, true, 16);

  1734.     }

  1735. 

  1736.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1737.     {

  1738.         return new CarlaEngineNative(host, true, 32);

  1739.     }

  1740. 

  1741.     static void _cleanup(NativePluginHandle handle)

  1742.     {

  1743.         delete handlePtr;

  1744.     }

  1745. 

  1746.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1747.     {

  1748.         return handlePtr->getParameterCount();

  1749.     }

  1750. 

  1751.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1752.     {

  1753.         return handlePtr->getParameterInfo(index);

  1754.     }

  1755. 

  1756.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1757.     {

  1758.         return handlePtr->getParameterValue(index);

  1759.     }

  1760. 

  1761.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1762.     {

  1763.         return handlePtr->getMidiProgramCount();

  1764.     }

  1765. 

  1766.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1767.     {

  1768.         return handlePtr->getMidiProgramInfo(index);

  1769.     }

  1770. 

  1771.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1772.     {

  1773.         handlePtr->setParameterValue(index, value);

  1774.     }

  1775. 

  1776.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1777.     {

  1778.         handlePtr->setMidiProgram(channel, bank, program);

  1779.     }

  1780. 

  1781.     static void _ui_show(NativePluginHandle handle, bool show)

  1782.     {

  1783.         handlePtr->uiShow(show);

  1784.     }

  1785. 

  1786.     static void _ui_idle(NativePluginHandle handle)

  1787.     {

  1788.         handlePtr->uiIdle();

  1789.     }

  1790. 

  1791.     static void _activate(NativePluginHandle handle)

  1792.     {

  1793.         handlePtr->activate();

  1794.     }

  1795. 

  1796.     static void _deactivate(NativePluginHandle handle)

  1797.     {

  1798.         handlePtr->deactivate();

  1799.     }

  1800. 

  1801.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1802.     {

  1803.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1804.     }

  1805. 

  1806.     static char* _get_state(NativePluginHandle handle)

  1807.     {

  1808.         return handlePtr->getState();

  1809.     }

  1810. 

  1811.     static void _set_state(NativePluginHandle handle, const char* data)

  1812.     {

  1813.         handlePtr->setState(data);

  1814.     }

  1815. 

  1816.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1817.     {

  1818.         switch(opcode)

  1819.         {

  1820.         case NATIVE_PLUGIN_OPCODE_NULL:

  1821.             if (static_cast<uint32_t>(index) == 0xDEADF00D && static_cast<uintptr_t>(value) == 0xC0C0B00B)

  1822.             {

  1823.                 handlePtr->fWaitForReadyMsg = true;

  1824.                 return handlePtr->fUiServer.getRemoteWinId();

  1825.             }

  1826.             return 0;

  1827.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1828.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1829.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1830.             return 0;

  1831.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1832.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1833.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1834.             return 0;

  1835.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1836.             handlePtr->offlineModeChanged(value != 0);

  1837.             return 0;

  1838.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1839.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1840.             return 0;

  1841.         }

  1842. 

  1843.         return 0;

  1844. 

  1845.         // unused

  1846.         (void)index;

  1847.         (void)ptr;

  1848.     }

  1849. 

  1850.     // -------------------------------------------------------------------

  1851. 

  1852.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1853.     {

  1854.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1855.     }

  1856. 

  1857.     // -------------------------------------------------------------------

  1858. 

  1859.     #undef handlePtr

  1860. 

  1861. private:

  1862.     const NativeHostDescriptor* const pHost;

  1863. 

  1864.     const bool kIsPatchbay; // rack if false

  1865.     bool fIsActive, fIsRunning;

  1866.     CarlaEngineNativeUI fUiServer;

  1867. 

  1868.     bool fNeedsJuceMsgIdle;

  1869.     bool fOptionsForced;

  1870.     bool fWaitForReadyMsg;

  1871.     char fTmpBuf[STR_MAX+1];

  1872. 

  1873.     const OptionalScopedJuceInitialiser_GUI kJuceGuiInit;

  1874. 

  1875.     CarlaPlugin* _getFirstPlugin() const noexcept

  1876.     {

  1877.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1878.             return nullptr;

  1879. 

  1880.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1881. 

  1882.         if (plugin == nullptr || ! plugin->isEnabled())

  1883.             return nullptr;

  1884. 

  1885.         return pData->plugins[0].plugin;

  1886.     }

  1887. 

  1888.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1889. };

  1890. 

  1891. // -----------------------------------------------------------------------

  1892. 

  1893. static const NativePluginDescriptor carlaRackDesc = {

  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-Rack",

  1909.     /* label     */ "carlarack",

  1910.     /* maker     */ "falkTX",

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

  1912.     CarlaEngineNative::_instantiateRack,

  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 carlaPatchbayDesc = {

  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  */ 2,

  1945.     /* audioOuts */ 2,

  1946.     /* midiIns   */ 1,

  1947.     /* midiOuts  */ 1,

  1948.     /* paramIns  */ 0,

  1949.     /* paramOuts */ 0,

  1950.     /* name      */ "Carla-Patchbay",

  1951.     /* label     */ "carlapatchbay",

  1952.     /* maker     */ "falkTX",

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

  1954.     CarlaEngineNative::_instantiatePatchbay,

  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 carlaPatchbay3sDesc = {

  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  */ 3,

  1987.     /* audioOuts */ 2,

  1988.     /* midiIns   */ 1,

  1989.     /* midiOuts  */ 1,

  1990.     /* paramIns  */ 0,

  1991.     /* paramOuts */ 0,

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

  1993.     /* label     */ "carlapatchbay3s",

  1994.     /* maker     */ "falkTX",

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

  1996.     CarlaEngineNative::_instantiatePatchbay3s,

  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 carlaPatchbay16Desc = {

  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  */ 16,

  2029.     /* audioOuts */ 16,

  2030.     /* midiIns   */ 1,

  2031.     /* midiOuts  */ 1,

  2032.     /* paramIns  */ 0,

  2033.     /* paramOuts */ 0,

  2034.     /* name      */ "Carla-Patchbay (16chan)",

  2035.     /* label     */ "carlapatchbay16",

  2036.     /* maker     */ "falkTX",

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

  2038.     CarlaEngineNative::_instantiatePatchbay16,

  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. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2062.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2063.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2064.                                                   |NATIVE_PLUGIN_HAS_UI

  2065.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2066.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2067.                                                   |NATIVE_PLUGIN_USES_STATE

  2068.                                                   |NATIVE_PLUGIN_USES_TIME),

  2069.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2070.     /* audioIns  */ 32,

  2071.     /* audioOuts */ 32,

  2072.     /* midiIns   */ 1,

  2073.     /* midiOuts  */ 1,

  2074.     /* paramIns  */ 0,

  2075.     /* paramOuts */ 0,

  2076.     /* name      */ "Carla-Patchbay (32chan)",

  2077.     /* label     */ "carlapatchbay32",

  2078.     /* maker     */ "falkTX",

  2079.     /* copyright */ "GNU GPL v2+",

  2080.     CarlaEngineNative::_instantiatePatchbay32,

  2081.     CarlaEngineNative::_cleanup,

  2082.     CarlaEngineNative::_get_parameter_count,

  2083.     CarlaEngineNative::_get_parameter_info,

  2084.     CarlaEngineNative::_get_parameter_value,

  2085.     CarlaEngineNative::_get_midi_program_count,

  2086.     CarlaEngineNative::_get_midi_program_info,

  2087.     CarlaEngineNative::_set_parameter_value,

  2088.     CarlaEngineNative::_set_midi_program,

  2089.     /* _set_custom_data        */ nullptr,

  2090.     CarlaEngineNative::_ui_show,

  2091.     CarlaEngineNative::_ui_idle,

  2092.     /* _ui_set_parameter_value */ nullptr,

  2093.     /* _ui_set_midi_program    */ nullptr,

  2094.     /* _ui_set_custom_data     */ nullptr,

  2095.     CarlaEngineNative::_activate,

  2096.     CarlaEngineNative::_deactivate,

  2097.     CarlaEngineNative::_process,

  2098.     CarlaEngineNative::_get_state,

  2099.     CarlaEngineNative::_set_state,

  2100.     CarlaEngineNative::_dispatcher

  2101. };

  2102. 

  2103. CARLA_BACKEND_END_NAMESPACE

  2104. 

  2105. // -----------------------------------------------------------------------

  2106. 

  2107. CARLA_EXPORT

  2108. void carla_register_native_plugin_carla();

  2109. 

  2110. void carla_register_native_plugin_carla()

  2111. {

  2112.     CARLA_BACKEND_USE_NAMESPACE;

  2113.     carla_register_native_plugin(&carlaRackDesc);

  2114.     carla_register_native_plugin(&carlaPatchbayDesc);

  2115.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2116.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2117.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2118. }

  2119. 

  2120. // -----------------------------------------------------------------------

  2121. 

  2122. CARLA_EXPORT

  2123. const NativePluginDescriptor* carla_get_native_rack_plugin();

  2124. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2125. {

  2126.     CARLA_BACKEND_USE_NAMESPACE;

  2127.     return &carlaRackDesc;

  2128. }

  2129. 

  2130. CARLA_EXPORT

  2131. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  2132. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2133. {

  2134.     CARLA_BACKEND_USE_NAMESPACE;

  2135.     return &carlaPatchbayDesc;

  2136. }

  2137. 

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

  2139. // Extra stuff for linking purposes

  2140. 

  2141. #ifdef CARLA_PLUGIN_EXPORT

  2142. 

  2143. CARLA_BACKEND_START_NAMESPACE

  2144. 

  2145. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2146. 

  2147. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  2148. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2149. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2150. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2151. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2152. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2153. # else

  2154. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2155. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2156. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2157. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2158. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2159. # endif

  2160. 

  2161. CARLA_BACKEND_END_NAMESPACE

  2162. 

  2163. #include "CarlaHostCommon.cpp"

  2164. #include "CarlaPluginUI.cpp"

  2165. #include "CarlaDssiUtils.cpp"

  2166. #include "CarlaPatchbayUtils.cpp"

  2167. #include "CarlaPipeUtils.cpp"

  2168. #include "CarlaStateUtils.cpp"

  2169. #include "CarlaJuceAudioProcessors.cpp"

  2170. 

  2171. #endif

  2172. 

  2173. // -----------------------------------------------------------------------