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Carla
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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 "water/water.h"

  38. 

  39. using water::File;

  40. using water::MemoryOutputStream;

  41. using water::String;

  42. using water::XmlDocument;

  43. using water::XmlElement;

  44. 

  45. CARLA_BACKEND_START_NAMESPACE

  46. 

  47. // -----------------------------------------------------------------------

  48. 

  49. class CarlaEngineNativeUI : public CarlaExternalUI

  50. {

  51. public:

  52.     CarlaEngineNativeUI(CarlaEngine* const engine)

  53.         : fEngine(engine),

  54.           fRemoteWinId(0)

  55.     {

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

  57.     }

  58. 

  59.     ~CarlaEngineNativeUI() noexcept override

  60.     {

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

  62.     }

  63. 

  64.     bool isReady() const noexcept

  65.     {

  66.         return fRemoteWinId != 0;

  67.     }

  68. 

  69.     intptr_t getRemoteWinId() const noexcept

  70.     {

  71.         return fRemoteWinId;

  72.     }

  73. 

  74. protected:

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

  76.     {

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

  78.             return true;

  79. 

  80.         bool ok = true;

  81. 

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

  83.         {

  84.             uint32_t option;

  85.             int32_t value;

  86.             const char* valueStr = nullptr;

  87. 

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

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

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

  91. 

  92.             try {

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

  94.             } CARLA_SAFE_EXCEPTION("setOption");

  95. 

  96.             if (valueStr != nullptr)

  97.                 delete[] valueStr;

  98.         }

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

  100.         {

  101.             const char* filename;

  102. 

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

  104. 

  105.             try {

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

  107.             } CARLA_SAFE_EXCEPTION("loadFile");

  108. 

  109.             delete[] filename;

  110.         }

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

  112.         {

  113.             const char* filename;

  114. 

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

  116. 

  117.             try {

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

  119.             } CARLA_SAFE_EXCEPTION("loadProject");

  120. 

  121.             delete[] filename;

  122.         }

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

  124.         {

  125.             const char* filename;

  126. 

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

  128. 

  129.             try {

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

  131.             } CARLA_SAFE_EXCEPTION("saveProject");

  132. 

  133.             delete[] filename;

  134.         }

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

  136.         {

  137.             uint32_t groupA, portA, groupB, portB;

  138. 

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

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

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

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

  143. 

  144.             try {

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

  146.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  147.         }

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

  149.         {

  150.             uint32_t connectionId;

  151. 

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

  153. 

  154.             try {

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

  156.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  157.         }

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

  159.         {

  160.             try {

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

  162.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  163.         }

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

  165.         {

  166.             fEngine->transportPlay();

  167.         }

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

  169.         {

  170.             fEngine->transportPause();

  171.         }

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

  173.         {

  174.             double bpm;

  175. 

  176.             CARLA_SAFE_ASSERT_RETURN(readNextLineAsDouble(bpm), true);

  177. 

  178.             fEngine->transportBPM(bpm);

  179.         }

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

  181.         {

  182.             uint64_t frame;

  183. 

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

  185. 

  186.             fEngine->transportRelocate(frame);

  187.         }

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

  189.         {

  190.             uint32_t btype, ptype;

  191.             const char* filename = nullptr;

  192.             const char* name;

  193.             const char* label;

  194.             int64_t uniqueId;

  195.             uint options;

  196. 

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

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

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

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

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

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

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

  204. 

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

  206.             {

  207.                 delete[] filename;

  208.                 filename = nullptr;

  209.             }

  210. 

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

  212.             {

  213.                 delete[] name;

  214.                 name = nullptr;

  215.             }

  216. 

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

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

  219. 

  220.             if (filename != nullptr)

  221.                 delete[] filename;

  222.             if (name != nullptr)

  223.                 delete[] name;

  224.             delete[] label;

  225.         }

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

  227.         {

  228.             uint32_t pluginId;

  229. 

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

  231. 

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

  233.         }

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

  235.         {

  236.             ok = fEngine->removeAllPlugins();

  237.         }

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

  239.         {

  240.             uint32_t pluginId;

  241.             const char* newName;

  242. 

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

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

  245. 

  246.             // TODO

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

  248. 

  249.             delete[] newName;

  250.         }

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

  252.         {

  253.             uint32_t pluginId;

  254. 

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

  256. 

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

  258.         }

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

  260.         {

  261.             uint32_t pluginId;

  262. 

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

  264. 

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

  266.         }

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

  268.         {

  269.             uint32_t pluginIdA, pluginIdB;

  270. 

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

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

  273. 

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

  275.         }

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

  277.         {

  278.             uint32_t pluginId;

  279.             const char* filename;

  280. 

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

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

  283. 

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

  285.                 plugin->loadStateFromFile(filename);

  286. 

  287.             delete[] filename;

  288.         }

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

  290.         {

  291.             uint32_t pluginId;

  292.             const char* filename;

  293. 

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

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

  296. 

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

  298.                 plugin->saveStateToFile(filename);

  299. 

  300.             delete[] filename;

  301.         }

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

  303.         {

  304.             uint32_t pluginId, option;

  305.             bool yesNo;

  306. 

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

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

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

  310. 

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

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

  313.         }

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

  315.         {

  316.             uint32_t pluginId;

  317.             bool onOff;

  318. 

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

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

  321. 

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

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

  324.         }

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

  326.         {

  327.             uint32_t pluginId;

  328.             float value;

  329. 

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

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

  332. 

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

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

  335.         }

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

  337.         {

  338.             uint32_t pluginId;

  339.             float value;

  340. 

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

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

  343. 

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

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

  346.         }

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

  348.         {

  349.             uint32_t pluginId;

  350.             float value;

  351. 

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

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

  354. 

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

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

  357.         }

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

  359.         {

  360.             uint32_t pluginId;

  361.             float value;

  362. 

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

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

  365. 

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

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

  368.         }

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

  370.         {

  371.             uint32_t pluginId;

  372.             float value;

  373. 

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

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

  376. 

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

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

  379.         }

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

  381.         {

  382.             uint32_t pluginId;

  383.             int32_t channel;

  384. 

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

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

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

  388. 

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

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

  391.         }

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

  393.         {

  394.             uint32_t pluginId, parameterId;

  395.             float value;

  396. 

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

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

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

  400. 

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

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

  403.         }

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

  405.         {

  406.             uint32_t pluginId, parameterId, channel;

  407. 

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

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

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

  411.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  412. 

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

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

  415.         }

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

  417.         {

  418.             uint32_t pluginId, parameterId;

  419.             int32_t cc;

  420. 

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

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

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

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

  425. 

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

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

  428.         }

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

  430.         {

  431.             uint32_t pluginId;

  432.             int32_t index;

  433. 

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

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

  436. 

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

  438.             {

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

  440.                 _updateParamValues(plugin, pluginId);

  441.             }

  442.         }

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

  444.         {

  445.             uint32_t pluginId;

  446.             int32_t index;

  447. 

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

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

  450. 

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

  452.             {

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

  454.                 _updateParamValues(plugin, pluginId);

  455.             }

  456.         }

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

  458.         {

  459.             uint32_t pluginId;

  460.             const char* type;

  461.             const char* key;

  462.             const char* value;

  463. 

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

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

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

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

  468. 

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

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

  471. 

  472.             delete[] type;

  473.             delete[] key;

  474.             delete[] value;

  475.         }

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

  477.         {

  478.             uint32_t pluginId;

  479.             const char* cdata;

  480. 

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

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

  483. 

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

  485.             {

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

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

  488.             }

  489. 

  490.             delete[] cdata;

  491.         }

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

  493.         {

  494.             uint32_t pluginId;

  495. 

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

  497. 

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

  499.                 plugin->prepareForSave();

  500.         }

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

  502.         {

  503.             uint32_t pluginId;

  504. 

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

  506. 

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

  508.                 plugin->resetParameters();

  509.         }

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

  511.         {

  512.             uint32_t pluginId;

  513. 

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

  515. 

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

  517.                 plugin->randomizeParameters();

  518.         }

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

  520.         {

  521.             uint32_t pluginId, channel, note, velocity;

  522. 

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

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

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

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

  527.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  528.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  529.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  530. 

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

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

  533.         }

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

  535.         {

  536.             uint32_t pluginId;

  537.             bool yesNo;

  538. 

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

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

  541. 

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

  543.                 plugin->showCustomUI(yesNo);

  544.         }

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

  546.         {

  547.             uint64_t winId;

  548. 

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

  550. 

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

  552.         }

  553.         else

  554.         {

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

  556.             return false;

  557.         }

  558. 

  559.         if (! ok)

  560.         {

  561.             const CarlaMutexLocker cml(getPipeLock());

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

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

  564.             flushMessages();

  565.         }

  566. 

  567.         return true;

  568.     }

  569. 

  570. private:

  571.     CarlaEngine* const fEngine;

  572.     intptr_t           fRemoteWinId;

  573. 

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

  575.     {

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

  577.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

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

  579.     }

  580. 

  581.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  582. };

  583. 

  584. // -----------------------------------------------------------------------

  585. 

  586. class CarlaEngineNative : public CarlaEngine

  587. {

  588. public:

  589.     CarlaEngineNative(const NativeHostDescriptor* const host, const bool isPatchbay, const bool withMidiOut,

  590.                       const uint32_t inChan = 2, uint32_t outChan = 2)

  591.         : CarlaEngine(),

  592.           pHost(host),

  593.           kIsPatchbay(isPatchbay),

  594.           kHasMidiOut(withMidiOut),

  595.           fIsActive(false),

  596.           fIsRunning(false),

  597.           fUiServer(this),

  598.           fOptionsForced(false),

  599.           fWaitForReadyMsg(false)

  600.     {

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

  602. 

  603.         carla_zeroChars(fTmpBuf, STR_MAX+1);

  604. 

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

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

  607.         pData->initTime(nullptr);

  608. 

  609.         if (outChan == 0)

  610.             outChan = inChan;

  611. 

  612.         // set-up engine

  613.         if (kIsPatchbay)

  614.         {

  615.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  616.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  617.             pData->options.forceStereo         = false;

  618.             pData->options.preferPluginBridges = false;

  619.             pData->options.preferUiBridges     = false;

  620.             init("Carla-Patchbay");

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

  622.         }

  623.         else

  624.         {

  625.             CARLA_SAFE_ASSERT(inChan == 2);

  626.             CARLA_SAFE_ASSERT(outChan == 2);

  627.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  628.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  629.             pData->options.forceStereo         = true;

  630.             pData->options.preferPluginBridges = false;

  631.             pData->options.preferUiBridges     = false;

  632.             init("Carla-Rack");

  633.             pData->graph.create(0, 0); // FIXME?

  634.         }

  635. 

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

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

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

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

  640. 

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

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

  643. 

  644.         setCallback(_ui_server_callback, this);

  645.     }

  646. 

  647.     ~CarlaEngineNative() override

  648.     {

  649.         CARLA_SAFE_ASSERT(! fIsActive);

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

  651. 

  652.         pData->aboutToClose = true;

  653.         fIsRunning = false;

  654. 

  655.         removeAllPlugins();

  656.         //runPendingRtEvents();

  657.         close();

  658. 

  659.         pData->graph.destroy();

  660. 

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

  662.     }

  663. 

  664. protected:

  665.     // -------------------------------------

  666.     // CarlaEngine virtual calls

  667. 

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

  669.     {

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

  671. 

  672.         fIsRunning = true;

  673. 

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

  675.         {

  676.             close();

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

  678.             return false;

  679.         }

  680. 

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

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

  683. 

  684.         return true;

  685.     }

  686. 

  687.     bool close() override

  688.     {

  689.         fIsRunning = false;

  690.         CarlaEngine::close();

  691.         return true;

  692.     }

  693. 

  694.     bool isRunning() const noexcept override

  695.     {

  696.         return fIsRunning;

  697.     }

  698. 

  699.     bool isOffline() const noexcept override

  700.     {

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

  702.     }

  703. 

  704.     bool usesConstantBufferSize() const noexcept override

  705.     {

  706.         // TODO

  707.         return true;

  708.     }

  709. 

  710.     EngineType getType() const noexcept override

  711.     {

  712.         return kEngineTypePlugin;

  713.     }

  714. 

  715.     const char* getCurrentDriverName() const noexcept override

  716.     {

  717.         return "Plugin";

  718.     }

  719. 

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

  721.     {

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

  723. 

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

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

  726.     }

  727. 

  728.     // -------------------------------------------------------------------

  729. 

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

  731.     {

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

  733.         {

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

  735.             return retName;

  736.         }

  737. 

  738.         return nullptr;

  739.     }

  740. 

  741.     // -------------------------------------------------------------------

  742. 

  743.     void bufferSizeChanged(const uint32_t newBufferSize)

  744.     {

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

  746.             return;

  747. 

  748.         {

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

  750. 

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

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

  753.             fUiServer.writeMessage(fTmpBuf);

  754.             fUiServer.flushMessages();

  755.         }

  756. 

  757.         pData->bufferSize = newBufferSize;

  758.         CarlaEngine::bufferSizeChanged(newBufferSize);

  759.     }

  760. 

  761.     void sampleRateChanged(const double newSampleRate)

  762.     {

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

  764.             return;

  765. 

  766.         {

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

  768.             const ScopedLocale csl;

  769. 

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

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

  772.             fUiServer.writeMessage(fTmpBuf);

  773.             fUiServer.flushMessages();

  774.         }

  775. 

  776.         pData->sampleRate = newSampleRate;

  777.         CarlaEngine::sampleRateChanged(newSampleRate);

  778.     }

  779. 

  780.     // -------------------------------------------------------------------

  781. 

  782.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  783.     {

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

  785. 

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

  787. 

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

  789.         fUiServer.writeMessage(fTmpBuf);

  790. 

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

  792.         fUiServer.writeMessage(fTmpBuf);

  793. 

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

  795.         {

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

  797.             fUiServer.writeAndFixMessage(fTmpBuf);

  798.         }

  799.         else

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

  801. 

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

  803.         {

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

  805.             fUiServer.writeAndFixMessage(fTmpBuf);

  806.         }

  807.         else

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

  809. 

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

  811.         {

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

  813.             fUiServer.writeAndFixMessage(fTmpBuf);

  814.         }

  815.         else

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

  817. 

  818.         plugin->getRealName(fTmpBuf);

  819.         fUiServer.writeAndFixMessage(fTmpBuf);

  820. 

  821.         plugin->getLabel(fTmpBuf);

  822.         fUiServer.writeAndFixMessage(fTmpBuf);

  823. 

  824.         plugin->getMaker(fTmpBuf);

  825.         fUiServer.writeAndFixMessage(fTmpBuf);

  826. 

  827.         plugin->getCopyright(fTmpBuf);

  828.         fUiServer.writeAndFixMessage(fTmpBuf);

  829. 

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

  831.         fUiServer.writeMessage(fTmpBuf);

  832. 

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

  834.         fUiServer.writeMessage(fTmpBuf);

  835. 

  836.         fUiServer.flushMessages();

  837.     }

  838. 

  839.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  840.     {

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

  842.         const ScopedLocale csl;

  843. 

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

  845. 

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

  847.         {

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

  849.             fUiServer.writeMessage(fTmpBuf);

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

  851.             fUiServer.writeMessage(fTmpBuf);

  852.             fUiServer.flushMessages();

  853.         }

  854. 

  855.         uint32_t ins, outs, count;

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

  857.         count = plugin->getParameterCount();

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

  859.         fUiServer.writeMessage(fTmpBuf);

  860. 

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

  862.         {

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

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

  865. 

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

  867.             fUiServer.writeMessage(fTmpBuf);

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

  869.             fUiServer.writeMessage(fTmpBuf);

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

  871.             fUiServer.writeAndFixMessage(fTmpBuf);

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

  873.             fUiServer.writeAndFixMessage(fTmpBuf);

  874. 

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

  876.             fUiServer.writeMessage(fTmpBuf);

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

  878.             fUiServer.writeMessage(fTmpBuf);

  879. 

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

  881.             fUiServer.writeMessage(fTmpBuf);

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

  883.             fUiServer.writeMessage(fTmpBuf);

  884.         }

  885. 

  886.         fUiServer.flushMessages();

  887.     }

  888. 

  889.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  890.     {

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

  892. 

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

  894. 

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

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

  897.         fUiServer.writeMessage(fTmpBuf);

  898. 

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

  900.         {

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

  902.             fUiServer.writeMessage(fTmpBuf);

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

  904.             fUiServer.writeAndFixMessage(fTmpBuf);

  905.         }

  906. 

  907.         fUiServer.flushMessages();

  908. 

  909.         count = plugin->getMidiProgramCount();

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

  911.         fUiServer.writeMessage(fTmpBuf);

  912. 

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

  914.         {

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

  916.             fUiServer.writeMessage(fTmpBuf);

  917. 

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

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

  920.             fUiServer.writeMessage(fTmpBuf);

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

  922.             fUiServer.writeAndFixMessage(fTmpBuf);

  923.         }

  924. 

  925.         fUiServer.flushMessages();

  926.     }

  927. 

  928.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  929.     {

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

  931. 

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

  933. 

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

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

  936.         fUiServer.writeMessage(fTmpBuf);

  937. 

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

  939.         {

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

  941.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  942. 

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

  944.                 continue;

  945. 

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

  947.             fUiServer.writeMessage(fTmpBuf);

  948. 

  949.             fUiServer.writeAndFixMessage(customData.type);

  950.             fUiServer.writeAndFixMessage(customData.key);

  951.             fUiServer.writeAndFixMessage(customData.value);

  952.         }

  953. 

  954.         fUiServer.flushMessages();

  955.     }

  956. 

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

  958.     {

  959.         if (! fIsRunning)

  960.             return;

  961.         if (! fUiServer.isPipeRunning())

  962.             return;

  963. 

  964.         CarlaPlugin* plugin;

  965. 

  966.         switch (action)

  967.         {

  968.         case ENGINE_CALLBACK_UPDATE:

  969.             plugin = getPlugin(pluginId);

  970. 

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

  972.             {

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

  974.                 uiServerSendPluginProperties(plugin);

  975.             }

  976.             break;

  977. 

  978.         case ENGINE_CALLBACK_RELOAD_INFO:

  979.             plugin = getPlugin(pluginId);

  980. 

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

  982.             {

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

  984.                 uiServerSendPluginInfo(plugin);

  985.             }

  986.             break;

  987. 

  988.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  989.             plugin = getPlugin(pluginId);

  990. 

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

  992.             {

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

  994.                 uiServerSendPluginParameters(plugin);

  995.             }

  996.             break;

  997. 

  998.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  999.             plugin = getPlugin(pluginId);

  1000. 

  1001.             if (plugin != nullptr && plugin->isEnabled())

  1002.             {

  1003.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1004.                 uiServerSendPluginPrograms(plugin);

  1005.             }

  1006.             break;

  1007. 

  1008.         case ENGINE_CALLBACK_RELOAD_ALL:

  1009.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1010.             plugin = getPlugin(pluginId);

  1011. 

  1012.             if (plugin != nullptr && plugin->isEnabled())

  1013.             {

  1014.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1015.                 uiServerSendPluginInfo(plugin);

  1016.                 uiServerSendPluginParameters(plugin);

  1017.                 uiServerSendPluginPrograms(plugin);

  1018.                 uiServerSendPluginProperties(plugin);

  1019.             }

  1020.             break;

  1021. 

  1022.         default:

  1023.             break;

  1024.         }

  1025. 

  1026.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1027.         const ScopedLocale csl;

  1028. 

  1029.         std::sprintf(fTmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1030.         fUiServer.writeMessage(fTmpBuf);

  1031. 

  1032.         std::sprintf(fTmpBuf, "%u\n", pluginId);

  1033.         fUiServer.writeMessage(fTmpBuf);

  1034. 

  1035.         std::sprintf(fTmpBuf, "%i\n", value1);

  1036.         fUiServer.writeMessage(fTmpBuf);

  1037. 

  1038.         std::sprintf(fTmpBuf, "%i\n", value2);

  1039.         fUiServer.writeMessage(fTmpBuf);

  1040. 

  1041.         std::sprintf(fTmpBuf, "%f\n", value3);

  1042.         fUiServer.writeMessage(fTmpBuf);

  1043. 

  1044.         fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : "");

  1045. 

  1046.         fUiServer.flushMessages();

  1047.     }

  1048. 

  1049.     void uiServerInfo()

  1050.     {

  1051.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1052.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1053. 

  1054.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1055. 

  1056. #ifdef HAVE_LIBLO

  1057.         fUiServer.writeAndFixMessage("osc-urls");

  1058.         fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP());

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

  1060. #endif

  1061. 

  1062.         fUiServer.writeAndFixMessage("max-plugin-number");

  1063.         std::sprintf(fTmpBuf, "%i\n", pData->maxPluginNumber);

  1064.         fUiServer.writeMessage(fTmpBuf);

  1065. 

  1066.         fUiServer.writeAndFixMessage("buffer-size");

  1067.         std::sprintf(fTmpBuf, "%i\n", pData->bufferSize);

  1068.         fUiServer.writeMessage(fTmpBuf);

  1069. 

  1070.         const ScopedLocale csl;

  1071. 

  1072.         fUiServer.writeAndFixMessage("sample-rate");

  1073.         std::sprintf(fTmpBuf, "%f\n", pData->sampleRate);

  1074.         fUiServer.writeMessage(fTmpBuf);

  1075. 

  1076.         fUiServer.flushMessages();

  1077.     }

  1078. 

  1079.     void uiServerOptions()

  1080.     {

  1081.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1082.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1083. 

  1084.         const EngineOptions& options(pData->options);

  1085.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1086. 

  1087.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1088.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1089. 

  1090.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1091.         fUiServer.writeMessage(fTmpBuf);

  1092.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1093.         std::sprintf(fTmpBuf, "%i\n", options.processMode);

  1094.         fUiServer.writeMessage(fTmpBuf);

  1095.         fUiServer.flushMessages();

  1096. 

  1097.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1098.         fUiServer.writeMessage(fTmpBuf);

  1099.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1100.         std::sprintf(fTmpBuf, "%i\n", options.transportMode);

  1101.         fUiServer.writeMessage(fTmpBuf);

  1102.         fUiServer.flushMessages();

  1103. 

  1104.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1105.         fUiServer.writeMessage(fTmpBuf);

  1106.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1107.         fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n");

  1108.         fUiServer.flushMessages();

  1109. 

  1110.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1111.         fUiServer.writeMessage(fTmpBuf);

  1112.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1113.         fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n");

  1114.         fUiServer.flushMessages();

  1115. 

  1116.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1117.         fUiServer.writeMessage(fTmpBuf);

  1118.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1119.         fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n");

  1120.         fUiServer.flushMessages();

  1121. 

  1122.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1123.         fUiServer.writeMessage(fTmpBuf);

  1124.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1125.         fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n");

  1126.         fUiServer.flushMessages();

  1127. 

  1128.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1129.         fUiServer.writeMessage(fTmpBuf);

  1130.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1131.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  1132.         fUiServer.writeMessage(fTmpBuf);

  1133.         fUiServer.flushMessages();

  1134. 

  1135.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1136.         fUiServer.writeMessage(fTmpBuf);

  1137.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1138.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  1139.         fUiServer.writeMessage(fTmpBuf);

  1140.         fUiServer.flushMessages();

  1141. 

  1142.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1143.         fUiServer.writeMessage(fTmpBuf);

  1144.         fUiServer.writeMessage("true\n", 5);

  1145.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  1146.         fUiServer.writeMessage(fTmpBuf);

  1147.         fUiServer.flushMessages();

  1148. 

  1149.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1150.         fUiServer.writeMessage(fTmpBuf);

  1151.         fUiServer.writeMessage("true\n", 5);

  1152.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  1153.         fUiServer.writeMessage(fTmpBuf);

  1154.         fUiServer.flushMessages();

  1155.     }

  1156. 

  1157.     // -------------------------------------------------------------------

  1158.     // Plugin parameter calls

  1159. 

  1160.     uint32_t getParameterCount() const

  1161.     {

  1162.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1163.             return plugin->getParameterCount();

  1164. 

  1165.         return 0;

  1166.     }

  1167. 

  1168.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1169.     {

  1170.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1171.         {

  1172.             if (index < plugin->getParameterCount())

  1173.             {

  1174.                 static NativeParameter param;

  1175.                 static char strBufName[STR_MAX+1];

  1176.                 static char strBufUnit[STR_MAX+1];

  1177. 

  1178.                 const ParameterData& paramData(plugin->getParameterData(index));

  1179.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1180. 

  1181.                 plugin->getParameterName(index, strBufName);

  1182.                 plugin->getParameterUnit(index, strBufUnit);

  1183. 

  1184.                 uint hints = 0x0;

  1185. 

  1186.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1187.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1188.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1189.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1190.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1191.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1192.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1193.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1194.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1195.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1196.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1197.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1198. 

  1199.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1200.                 {

  1201.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1202.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1203.                     if (paramData.type == PARAMETER_OUTPUT)

  1204.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1205.                 }

  1206. 

  1207.                 param.hints = static_cast<NativeParameterHints>(hints);

  1208.                 param.name  = strBufName;

  1209.                 param.unit  = strBufUnit;

  1210.                 param.ranges.def = paramRanges.def;

  1211.                 param.ranges.min = paramRanges.min;

  1212.                 param.ranges.max = paramRanges.max;

  1213.                 param.ranges.step = paramRanges.step;

  1214.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1215.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1216.                 param.scalePointCount = 0; // TODO

  1217.                 param.scalePoints = nullptr;

  1218. 

  1219.                 return &param;

  1220.             }

  1221.         }

  1222. 

  1223.         return nullptr;

  1224.     }

  1225. 

  1226.     float getParameterValue(const uint32_t index) const

  1227.     {

  1228.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1229.         {

  1230.             if (index < plugin->getParameterCount())

  1231.                 return plugin->getParameterValue(index);

  1232.         }

  1233. 

  1234.         return 0.0f;

  1235.     }

  1236. 

  1237.     // -------------------------------------------------------------------

  1238.     // Plugin midi-program calls

  1239. 

  1240.     uint32_t getMidiProgramCount() const

  1241.     {

  1242.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1243.             return plugin->getMidiProgramCount();

  1244. 

  1245.         return 0;

  1246.     }

  1247. 

  1248.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1249.     {

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

  1251.         {

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

  1253.             {

  1254.                 static NativeMidiProgram midiProg;

  1255. 

  1256.                 {

  1257.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1258. 

  1259.                     midiProg.bank    = midiProgData.bank;

  1260.                     midiProg.program = midiProgData.program;

  1261.                     midiProg.name    = midiProgData.name;

  1262.                 }

  1263. 

  1264.                 return &midiProg;

  1265.             }

  1266.         }

  1267. 

  1268.         return nullptr;

  1269.     }

  1270. 

  1271.     // -------------------------------------------------------------------

  1272.     // Plugin state calls

  1273. 

  1274.     void setParameterValue(const uint32_t index, const float value)

  1275.     {

  1276.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1277.         {

  1278.             if (index < plugin->getParameterCount())

  1279.                 plugin->setParameterValue(index, value, false, false, false);

  1280.         }

  1281.     }

  1282. 

  1283.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1284.     {

  1285.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1286.             plugin->setMidiProgramById(bank, program, false, false, false);

  1287.     }

  1288. 

  1289.     // -------------------------------------------------------------------

  1290.     // Plugin process calls

  1291. 

  1292.     void activate()

  1293.     {

  1294. #if 0

  1295.         for (uint i=0; i < pData->curPluginCount; ++i)

  1296.         {

  1297.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1298. 

  1299.             if (plugin == nullptr || ! plugin->isEnabled())

  1300.                 continue;

  1301. 

  1302.             plugin->setActive(true, true, false);

  1303.         }

  1304. #endif

  1305.         fIsActive = true;

  1306.     }

  1307. 

  1308.     void deactivate()

  1309.     {

  1310.         fIsActive = false;

  1311. #if 0

  1312.         for (uint i=0; i < pData->curPluginCount; ++i)

  1313.         {

  1314.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1315. 

  1316.             if (plugin == nullptr || ! plugin->isEnabled())

  1317.                 continue;

  1318. 

  1319.             plugin->setActive(false, true, false);

  1320.         }

  1321. #endif

  1322. 

  1323.         // just in case

  1324.         //runPendingRtEvents();

  1325.     }

  1326. 

  1327.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1328.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1329.     {

  1330.         const PendingRtEventsRunner prt(this, frames);

  1331. 

  1332.         // ---------------------------------------------------------------

  1333.         // Time Info

  1334. 

  1335.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1336. 

  1337.         pData->timeInfo.playing = timeInfo->playing;

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

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

  1340.         pData->timeInfo.valid   = 0x0;

  1341. 

  1342.         if (timeInfo->bbt.valid)

  1343.         {

  1344.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1345. 

  1346.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

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

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

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

  1350. 

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

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

  1353. 

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

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

  1356.         }

  1357. 

  1358.         // ---------------------------------------------------------------

  1359.         // Do nothing if no plugins and rack mode

  1360. 

  1361.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1362.         {

  1363.             if (outBuffer[0] != inBuffer[0])

  1364.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1365. 

  1366.             if (outBuffer[1] != inBuffer[1])

  1367.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1368. 

  1369.             for (uint32_t i=0; i < midiEventCount; ++i)

  1370.             {

  1371.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1372.                     break;

  1373.             }

  1374.             return;

  1375.         }

  1376. 

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

  1378.         // initialize events

  1379. 

  1380.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

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

  1382. 

  1383.         // ---------------------------------------------------------------

  1384.         // events input (before processing)

  1385. 

  1386.         {

  1387.             uint32_t engineEventIndex = 0;

  1388. 

  1389.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1390.             {

  1391.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1392.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1393. 

  1394.                 engineEvent.time = midiEvent.time;

  1395.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1396. 

  1397.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1398.                     break;

  1399.             }

  1400.         }

  1401. 

  1402.         if (kIsPatchbay)

  1403.         {

  1404.             // -----------------------------------------------------------

  1405.             // process

  1406. 

  1407.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1408.         }

  1409.         else

  1410.         {

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

  1412.             // create audio buffers

  1413. 

  1414.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1415.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1416. 

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

  1418.             // process

  1419. 

  1420.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1421.         }

  1422. 

  1423.         // ---------------------------------------------------------------

  1424.         // events output (after processing)

  1425. 

  1426.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1427. 

  1428.         if (kHasMidiOut)

  1429.         {

  1430.             NativeMidiEvent midiEvent;

  1431. 

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

  1433.             {

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

  1435. 

  1436.                 if (engineEvent.type == kEngineEventTypeNull)

  1437.                     break;

  1438. 

  1439.                 midiEvent.time = engineEvent.time;

  1440. 

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

  1442.                 {

  1443.                     midiEvent.port = 0;

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

  1445.                 }

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

  1447.                 {

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

  1449.                         continue;

  1450. 

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

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

  1453. 

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

  1455. 

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

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

  1458.                 }

  1459.                 else

  1460.                 {

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

  1462.                     continue;

  1463.                 }

  1464. 

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

  1466.             }

  1467.         }

  1468.     }

  1469. 

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

  1471.     // Plugin UI calls

  1472. 

  1473.     void uiShow(const bool show)

  1474.     {

  1475.         if (show)

  1476.         {

  1477.             if (fUiServer.isPipeRunning())

  1478.             {

  1479.                 fUiServer.writeFocusMessage();

  1480.                 return;

  1481.             }

  1482. 

  1483.             CarlaString path(pHost->resourceDir);

  1484. 

  1485.             if (kIsPatchbay)

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

  1487.             else

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

  1489. #ifdef CARLA_OS_WIN

  1490.             path += ".exe";

  1491. #endif

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

  1493. 

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

  1495. 

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

  1497.             {

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

  1499.                 return;

  1500.             }

  1501. 

  1502.             uiServerInfo();

  1503.             uiServerOptions();

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

  1505. 

  1506.             fUiServer.writeShowMessage();

  1507. 

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

  1509.             {

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

  1511. 

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

  1513.                 {

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

  1515.                 }

  1516.             }

  1517. 

  1518.             if (kIsPatchbay)

  1519.                 patchbayRefresh(false);

  1520. 

  1521.             if (fWaitForReadyMsg)

  1522.             {

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

  1524. 

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

  1526.                 {

  1527.                     carla_msleep(25);

  1528.                     fUiServer.idlePipe();

  1529.                 }

  1530. 

  1531.                 carla_stdout("Done!");

  1532.             }

  1533.         }

  1534.         else

  1535.         {

  1536.             fUiServer.stopPipeServer(2000);

  1537. 

  1538.             // hide all custom uis

  1539.             for (uint i=0; i < pData->curPluginCount; ++i)

  1540.             {

  1541.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1542. 

  1543.                 if (plugin != nullptr && plugin->isEnabled())

  1544.                 {

  1545.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1546.                     {

  1547.                         try {

  1548.                             plugin->showCustomUI(false);

  1549.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1550.                     }

  1551.                 }

  1552.             }

  1553.         }

  1554.     }

  1555. 

  1556.     void uiIdle()

  1557.     {

  1558.         for (uint i=0; i < pData->curPluginCount; ++i)

  1559.         {

  1560.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1561. 

  1562.             if (plugin != nullptr && plugin->isEnabled())

  1563.             {

  1564.                 const uint hints(plugin->getHints());

  1565. 

  1566.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1567.                 {

  1568.                     try {

  1569.                         plugin->uiIdle();

  1570.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1571.                 }

  1572.             }

  1573.         }

  1574. 

  1575.         if (fUiServer.isPipeRunning())

  1576.         {

  1577.             fUiServer.idlePipe();

  1578. 

  1579.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1580. #ifndef CARLA_OS_WIN

  1581.             const EngineTimeInfo& timeInfo(pData->timeInfo);

  1582.             const ScopedLocale csl;

  1583. 

  1584.             // send transport

  1585.             fUiServer.writeAndFixMessage("transport");

  1586.             fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n");

  1587. 

  1588.             if (timeInfo.valid & EngineTimeInfo::kValidBBT)

  1589.             {

  1590.                 std::sprintf(fTmpBuf, P_UINT64 ":%i:%i:%i\n", timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, timeInfo.bbt.tick);

  1591.                 fUiServer.writeMessage(fTmpBuf);

  1592.                 std::sprintf(fTmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1593.                 fUiServer.writeMessage(fTmpBuf);

  1594.             }

  1595.             else

  1596.             {

  1597.                 std::sprintf(fTmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1598.                 fUiServer.writeMessage(fTmpBuf);

  1599.                 fUiServer.writeMessage("0.0\n");

  1600.             }

  1601. 

  1602.             fUiServer.flushMessages();

  1603. #endif

  1604. 

  1605.             // send peaks and param outputs for all plugins

  1606.             for (uint i=0; i < pData->curPluginCount; ++i)

  1607.             {

  1608.                 const EnginePluginData& plugData(pData->plugins[i]);

  1609.                 const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1610. 

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

  1612.                 fUiServer.writeMessage(fTmpBuf);

  1613. 

  1614.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1615.                 fUiServer.writeMessage(fTmpBuf);

  1616.                 fUiServer.flushMessages();

  1617. 

  1618.                 for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1619.                 {

  1620.                     if (! plugin->isParameterOutput(j))

  1621.                         continue;

  1622. 

  1623.                     std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1624.                     fUiServer.writeMessage(fTmpBuf);

  1625.                     std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1626.                     fUiServer.writeMessage(fTmpBuf);

  1627.                     fUiServer.flushMessages();

  1628.                 }

  1629.             }

  1630.         }

  1631. 

  1632.         switch (fUiServer.getAndResetUiState())

  1633.         {

  1634.         case CarlaExternalUI::UiNone:

  1635.         case CarlaExternalUI::UiShow:

  1636.             break;

  1637.         case CarlaExternalUI::UiCrashed:

  1638.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1639.             break;

  1640.         case CarlaExternalUI::UiHide:

  1641.             pHost->ui_closed(pHost->handle);

  1642.             fUiServer.stopPipeServer(1000);

  1643.             break;

  1644.         }

  1645.     }

  1646. 

  1647.     // -------------------------------------------------------------------

  1648.     // Plugin state calls

  1649. 

  1650.     char* getState() const

  1651.     {

  1652.         MemoryOutputStream out;

  1653.         saveProjectInternal(out);

  1654.         return strdup(out.toString().toRawUTF8());

  1655.     }

  1656. 

  1657.     void setState(const char* const data)

  1658.     {

  1659.         // remove all plugins from UI side

  1660.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1661.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0.0f, nullptr);

  1662. 

  1663.         // remove all plugins from backend, no lock

  1664.         fIsRunning = false;

  1665.         removeAllPlugins();

  1666.         fIsRunning = true;

  1667. 

  1668.         // stopped during removeAllPlugins()

  1669.         if (! pData->thread.isThreadRunning())

  1670.             pData->thread.startThread();

  1671. 

  1672.         fOptionsForced = true;

  1673.         const String state(data);

  1674.         XmlDocument xml(state);

  1675.         loadProjectInternal(xml);

  1676.     }

  1677. 

  1678.     // -------------------------------------------------------------------

  1679. 

  1680. public:

  1681.     #define handlePtr ((CarlaEngineNative*)handle)

  1682. 

  1683.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1684.     {

  1685.         return new CarlaEngineNative(host, false, true);

  1686.     }

  1687. 

  1688.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1689.     {

  1690.         return new CarlaEngineNative(host, false, false);

  1691.     }

  1692. 

  1693.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1694.     {

  1695.         return new CarlaEngineNative(host, true, true);

  1696.     }

  1697. 

  1698.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1699.     {

  1700.         return new CarlaEngineNative(host, true, true, 3, 2);

  1701.     }

  1702. 

  1703.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1704.     {

  1705.         return new CarlaEngineNative(host, true, true, 16);

  1706.     }

  1707. 

  1708.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1709.     {

  1710.         return new CarlaEngineNative(host, true, true, 32);

  1711.     }

  1712. 

  1713.     static void _cleanup(NativePluginHandle handle)

  1714.     {

  1715.         delete handlePtr;

  1716.     }

  1717. 

  1718.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1719.     {

  1720.         return handlePtr->getParameterCount();

  1721.     }

  1722. 

  1723.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1724.     {

  1725.         return handlePtr->getParameterInfo(index);

  1726.     }

  1727. 

  1728.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1729.     {

  1730.         return handlePtr->getParameterValue(index);

  1731.     }

  1732. 

  1733.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1734.     {

  1735.         return handlePtr->getMidiProgramCount();

  1736.     }

  1737. 

  1738.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1739.     {

  1740.         return handlePtr->getMidiProgramInfo(index);

  1741.     }

  1742. 

  1743.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1744.     {

  1745.         handlePtr->setParameterValue(index, value);

  1746.     }

  1747. 

  1748.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1749.     {

  1750.         handlePtr->setMidiProgram(channel, bank, program);

  1751.     }

  1752. 

  1753.     static void _ui_show(NativePluginHandle handle, bool show)

  1754.     {

  1755.         handlePtr->uiShow(show);

  1756.     }

  1757. 

  1758.     static void _ui_idle(NativePluginHandle handle)

  1759.     {

  1760.         handlePtr->uiIdle();

  1761.     }

  1762. 

  1763.     static void _activate(NativePluginHandle handle)

  1764.     {

  1765.         handlePtr->activate();

  1766.     }

  1767. 

  1768.     static void _deactivate(NativePluginHandle handle)

  1769.     {

  1770.         handlePtr->deactivate();

  1771.     }

  1772. 

  1773.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1774.     {

  1775.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1776.     }

  1777. 

  1778.     static char* _get_state(NativePluginHandle handle)

  1779.     {

  1780.         return handlePtr->getState();

  1781.     }

  1782. 

  1783.     static void _set_state(NativePluginHandle handle, const char* data)

  1784.     {

  1785.         handlePtr->setState(data);

  1786.     }

  1787. 

  1788.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1789.     {

  1790.         switch(opcode)

  1791.         {

  1792.         case NATIVE_PLUGIN_OPCODE_NULL:

  1793.             if (static_cast<uint32_t>(index) == 0xDEADF00D && static_cast<uintptr_t>(value) == 0xC0C0B00B)

  1794.             {

  1795.                 handlePtr->fWaitForReadyMsg = true;

  1796.                 return handlePtr->fUiServer.getRemoteWinId();

  1797.             }

  1798.             return 0;

  1799.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1800.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1801.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1802.             return 0;

  1803.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1804.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1805.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1806.             return 0;

  1807.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1808.             handlePtr->offlineModeChanged(value != 0);

  1809.             return 0;

  1810.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1811.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1812.             return 0;

  1813.         }

  1814. 

  1815.         return 0;

  1816. 

  1817.         // unused

  1818.         (void)index;

  1819.         (void)ptr;

  1820.     }

  1821. 

  1822.     // -------------------------------------------------------------------

  1823. 

  1824.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1825.     {

  1826.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1827.     }

  1828. 

  1829.     // -------------------------------------------------------------------

  1830. 

  1831.     #undef handlePtr

  1832. 

  1833. private:

  1834.     const NativeHostDescriptor* const pHost;

  1835. 

  1836.     const bool kIsPatchbay; // rack if false

  1837.     const bool kHasMidiOut;

  1838.     bool fIsActive, fIsRunning;

  1839.     CarlaEngineNativeUI fUiServer;

  1840. 

  1841.     bool fOptionsForced;

  1842.     bool fWaitForReadyMsg;

  1843.     char fTmpBuf[STR_MAX+1];

  1844. 

  1845.     CarlaPlugin* _getFirstPlugin() const noexcept

  1846.     {

  1847.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1848.             return nullptr;

  1849. 

  1850.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1851. 

  1852.         if (plugin == nullptr || ! plugin->isEnabled())

  1853.             return nullptr;

  1854. 

  1855.         return pData->plugins[0].plugin;

  1856.     }

  1857. 

  1858.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1859. };

  1860. 

  1861. // -----------------------------------------------------------------------

  1862. 

  1863. static const NativePluginDescriptor carlaRackDesc = {

  1864.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1865.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1866.                                                   |NATIVE_PLUGIN_HAS_UI

  1867.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1868.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1869.                                                   |NATIVE_PLUGIN_USES_STATE

  1870.                                                   |NATIVE_PLUGIN_USES_TIME),

  1871.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1872.     /* audioIns  */ 2,

  1873.     /* audioOuts */ 2,

  1874.     /* midiIns   */ 1,

  1875.     /* midiOuts  */ 1,

  1876.     /* paramIns  */ 0,

  1877.     /* paramOuts */ 0,

  1878.     /* name      */ "Carla-Rack",

  1879.     /* label     */ "carlarack",

  1880.     /* maker     */ "falkTX",

  1881.     /* copyright */ "GNU GPL v2+",

  1882.     CarlaEngineNative::_instantiateRack,

  1883.     CarlaEngineNative::_cleanup,

  1884.     CarlaEngineNative::_get_parameter_count,

  1885.     CarlaEngineNative::_get_parameter_info,

  1886.     CarlaEngineNative::_get_parameter_value,

  1887.     CarlaEngineNative::_get_midi_program_count,

  1888.     CarlaEngineNative::_get_midi_program_info,

  1889.     CarlaEngineNative::_set_parameter_value,

  1890.     CarlaEngineNative::_set_midi_program,

  1891.     /* _set_custom_data        */ nullptr,

  1892.     CarlaEngineNative::_ui_show,

  1893.     CarlaEngineNative::_ui_idle,

  1894.     /* _ui_set_parameter_value */ nullptr,

  1895.     /* _ui_set_midi_program    */ nullptr,

  1896.     /* _ui_set_custom_data     */ nullptr,

  1897.     CarlaEngineNative::_activate,

  1898.     CarlaEngineNative::_deactivate,

  1899.     CarlaEngineNative::_process,

  1900.     CarlaEngineNative::_get_state,

  1901.     CarlaEngineNative::_set_state,

  1902.     CarlaEngineNative::_dispatcher

  1903. };

  1904. 

  1905. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  1906.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1907.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1908.                                                   |NATIVE_PLUGIN_HAS_UI

  1909.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1910.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1911.                                                   |NATIVE_PLUGIN_USES_STATE

  1912.                                                   |NATIVE_PLUGIN_USES_TIME),

  1913.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1914.     /* audioIns  */ 2,

  1915.     /* audioOuts */ 2,

  1916.     /* midiIns   */ 1,

  1917.     /* midiOuts  */ 0,

  1918.     /* paramIns  */ 0,

  1919.     /* paramOuts */ 0,

  1920.     /* name      */ "Carla-Rack (no midi out)",

  1921.     /* label     */ "carlarack-nomidiout",

  1922.     /* maker     */ "falkTX",

  1923.     /* copyright */ "GNU GPL v2+",

  1924.     CarlaEngineNative::_instantiateRackNoMidiOut,

  1925.     CarlaEngineNative::_cleanup,

  1926.     CarlaEngineNative::_get_parameter_count,

  1927.     CarlaEngineNative::_get_parameter_info,

  1928.     CarlaEngineNative::_get_parameter_value,

  1929.     CarlaEngineNative::_get_midi_program_count,

  1930.     CarlaEngineNative::_get_midi_program_info,

  1931.     CarlaEngineNative::_set_parameter_value,

  1932.     CarlaEngineNative::_set_midi_program,

  1933.     /* _set_custom_data        */ nullptr,

  1934.     CarlaEngineNative::_ui_show,

  1935.     CarlaEngineNative::_ui_idle,

  1936.     /* _ui_set_parameter_value */ nullptr,

  1937.     /* _ui_set_midi_program    */ nullptr,

  1938.     /* _ui_set_custom_data     */ nullptr,

  1939.     CarlaEngineNative::_activate,

  1940.     CarlaEngineNative::_deactivate,

  1941.     CarlaEngineNative::_process,

  1942.     CarlaEngineNative::_get_state,

  1943.     CarlaEngineNative::_set_state,

  1944.     CarlaEngineNative::_dispatcher

  1945. };

  1946. 

  1947. static const NativePluginDescriptor carlaPatchbayDesc = {

  1948.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1949.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1950.                                                   |NATIVE_PLUGIN_HAS_UI

  1951.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1952.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1953.                                                   |NATIVE_PLUGIN_USES_STATE

  1954.                                                   |NATIVE_PLUGIN_USES_TIME),

  1955.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1956.     /* audioIns  */ 2,

  1957.     /* audioOuts */ 2,

  1958.     /* midiIns   */ 1,

  1959.     /* midiOuts  */ 1,

  1960.     /* paramIns  */ 0,

  1961.     /* paramOuts */ 0,

  1962.     /* name      */ "Carla-Patchbay",

  1963.     /* label     */ "carlapatchbay",

  1964.     /* maker     */ "falkTX",

  1965.     /* copyright */ "GNU GPL v2+",

  1966.     CarlaEngineNative::_instantiatePatchbay,

  1967.     CarlaEngineNative::_cleanup,

  1968.     CarlaEngineNative::_get_parameter_count,

  1969.     CarlaEngineNative::_get_parameter_info,

  1970.     CarlaEngineNative::_get_parameter_value,

  1971.     CarlaEngineNative::_get_midi_program_count,

  1972.     CarlaEngineNative::_get_midi_program_info,

  1973.     CarlaEngineNative::_set_parameter_value,

  1974.     CarlaEngineNative::_set_midi_program,

  1975.     /* _set_custom_data        */ nullptr,

  1976.     CarlaEngineNative::_ui_show,

  1977.     CarlaEngineNative::_ui_idle,

  1978.     /* _ui_set_parameter_value */ nullptr,

  1979.     /* _ui_set_midi_program    */ nullptr,

  1980.     /* _ui_set_custom_data     */ nullptr,

  1981.     CarlaEngineNative::_activate,

  1982.     CarlaEngineNative::_deactivate,

  1983.     CarlaEngineNative::_process,

  1984.     CarlaEngineNative::_get_state,

  1985.     CarlaEngineNative::_set_state,

  1986.     CarlaEngineNative::_dispatcher

  1987. };

  1988. 

  1989. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  1990.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1991.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1992.                                                   |NATIVE_PLUGIN_HAS_UI

  1993.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1994.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1995.                                                   |NATIVE_PLUGIN_USES_STATE

  1996.                                                   |NATIVE_PLUGIN_USES_TIME),

  1997.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1998.     /* audioIns  */ 3,

  1999.     /* audioOuts */ 2,

  2000.     /* midiIns   */ 1,

  2001.     /* midiOuts  */ 1,

  2002.     /* paramIns  */ 0,

  2003.     /* paramOuts */ 0,

  2004.     /* name      */ "Carla-Patchbay (sidechain)",

  2005.     /* label     */ "carlapatchbay3s",

  2006.     /* maker     */ "falkTX",

  2007.     /* copyright */ "GNU GPL v2+",

  2008.     CarlaEngineNative::_instantiatePatchbay3s,

  2009.     CarlaEngineNative::_cleanup,

  2010.     CarlaEngineNative::_get_parameter_count,

  2011.     CarlaEngineNative::_get_parameter_info,

  2012.     CarlaEngineNative::_get_parameter_value,

  2013.     CarlaEngineNative::_get_midi_program_count,

  2014.     CarlaEngineNative::_get_midi_program_info,

  2015.     CarlaEngineNative::_set_parameter_value,

  2016.     CarlaEngineNative::_set_midi_program,

  2017.     /* _set_custom_data        */ nullptr,

  2018.     CarlaEngineNative::_ui_show,

  2019.     CarlaEngineNative::_ui_idle,

  2020.     /* _ui_set_parameter_value */ nullptr,

  2021.     /* _ui_set_midi_program    */ nullptr,

  2022.     /* _ui_set_custom_data     */ nullptr,

  2023.     CarlaEngineNative::_activate,

  2024.     CarlaEngineNative::_deactivate,

  2025.     CarlaEngineNative::_process,

  2026.     CarlaEngineNative::_get_state,

  2027.     CarlaEngineNative::_set_state,

  2028.     CarlaEngineNative::_dispatcher

  2029. };

  2030. 

  2031. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2032.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2033.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2034.                                                   |NATIVE_PLUGIN_HAS_UI

  2035.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2036.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2037.                                                   |NATIVE_PLUGIN_USES_STATE

  2038.                                                   |NATIVE_PLUGIN_USES_TIME),

  2039.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2040.     /* audioIns  */ 16,

  2041.     /* audioOuts */ 16,

  2042.     /* midiIns   */ 1,

  2043.     /* midiOuts  */ 1,

  2044.     /* paramIns  */ 0,

  2045.     /* paramOuts */ 0,

  2046.     /* name      */ "Carla-Patchbay (16chan)",

  2047.     /* label     */ "carlapatchbay16",

  2048.     /* maker     */ "falkTX",

  2049.     /* copyright */ "GNU GPL v2+",

  2050.     CarlaEngineNative::_instantiatePatchbay16,

  2051.     CarlaEngineNative::_cleanup,

  2052.     CarlaEngineNative::_get_parameter_count,

  2053.     CarlaEngineNative::_get_parameter_info,

  2054.     CarlaEngineNative::_get_parameter_value,

  2055.     CarlaEngineNative::_get_midi_program_count,

  2056.     CarlaEngineNative::_get_midi_program_info,

  2057.     CarlaEngineNative::_set_parameter_value,

  2058.     CarlaEngineNative::_set_midi_program,

  2059.     /* _set_custom_data        */ nullptr,

  2060.     CarlaEngineNative::_ui_show,

  2061.     CarlaEngineNative::_ui_idle,

  2062.     /* _ui_set_parameter_value */ nullptr,

  2063.     /* _ui_set_midi_program    */ nullptr,

  2064.     /* _ui_set_custom_data     */ nullptr,

  2065.     CarlaEngineNative::_activate,

  2066.     CarlaEngineNative::_deactivate,

  2067.     CarlaEngineNative::_process,

  2068.     CarlaEngineNative::_get_state,

  2069.     CarlaEngineNative::_set_state,

  2070.     CarlaEngineNative::_dispatcher

  2071. };

  2072. 

  2073. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2074.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2075.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2076.                                                   |NATIVE_PLUGIN_HAS_UI

  2077.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2078.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2079.                                                   |NATIVE_PLUGIN_USES_STATE

  2080.                                                   |NATIVE_PLUGIN_USES_TIME),

  2081.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2082.     /* audioIns  */ 32,

  2083.     /* audioOuts */ 32,

  2084.     /* midiIns   */ 1,

  2085.     /* midiOuts  */ 1,

  2086.     /* paramIns  */ 0,

  2087.     /* paramOuts */ 0,

  2088.     /* name      */ "Carla-Patchbay (32chan)",

  2089.     /* label     */ "carlapatchbay32",

  2090.     /* maker     */ "falkTX",

  2091.     /* copyright */ "GNU GPL v2+",

  2092.     CarlaEngineNative::_instantiatePatchbay32,

  2093.     CarlaEngineNative::_cleanup,

  2094.     CarlaEngineNative::_get_parameter_count,

  2095.     CarlaEngineNative::_get_parameter_info,

  2096.     CarlaEngineNative::_get_parameter_value,

  2097.     CarlaEngineNative::_get_midi_program_count,

  2098.     CarlaEngineNative::_get_midi_program_info,

  2099.     CarlaEngineNative::_set_parameter_value,

  2100.     CarlaEngineNative::_set_midi_program,

  2101.     /* _set_custom_data        */ nullptr,

  2102.     CarlaEngineNative::_ui_show,

  2103.     CarlaEngineNative::_ui_idle,

  2104.     /* _ui_set_parameter_value */ nullptr,

  2105.     /* _ui_set_midi_program    */ nullptr,

  2106.     /* _ui_set_custom_data     */ nullptr,

  2107.     CarlaEngineNative::_activate,

  2108.     CarlaEngineNative::_deactivate,

  2109.     CarlaEngineNative::_process,

  2110.     CarlaEngineNative::_get_state,

  2111.     CarlaEngineNative::_set_state,

  2112.     CarlaEngineNative::_dispatcher

  2113. };

  2114. 

  2115. CARLA_BACKEND_END_NAMESPACE

  2116. 

  2117. // -----------------------------------------------------------------------

  2118. 

  2119. CARLA_EXPORT

  2120. void carla_register_native_plugin_carla();

  2121. 

  2122. void carla_register_native_plugin_carla()

  2123. {

  2124.     CARLA_BACKEND_USE_NAMESPACE;

  2125.     carla_register_native_plugin(&carlaRackDesc);

  2126.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2127.     carla_register_native_plugin(&carlaPatchbayDesc);

  2128.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2129.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2130.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2131. }

  2132. 

  2133. // -----------------------------------------------------------------------

  2134. 

  2135. CARLA_EXPORT

  2136. const NativePluginDescriptor* carla_get_native_rack_plugin();

  2137. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2138. {

  2139.     CARLA_BACKEND_USE_NAMESPACE;

  2140.     return &carlaRackDesc;

  2141. }

  2142. 

  2143. CARLA_EXPORT

  2144. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  2145. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2146. {

  2147.     CARLA_BACKEND_USE_NAMESPACE;

  2148.     return &carlaPatchbayDesc;

  2149. }

  2150. 

  2151. // -----------------------------------------------------------------------

  2152. // Extra stuff for linking purposes

  2153. 

  2154. #ifdef CARLA_PLUGIN_EXPORT

  2155. 

  2156. CARLA_BACKEND_START_NAMESPACE

  2157. 

  2158. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2159. 

  2160. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2161. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2162. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2163. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2164. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2165. 

  2166. CARLA_BACKEND_END_NAMESPACE

  2167. 

  2168. #include "CarlaHostCommon.cpp"

  2169. #include "CarlaPluginUI.cpp"

  2170. #include "CarlaDssiUtils.cpp"

  2171. #include "CarlaPatchbayUtils.cpp"

  2172. #include "CarlaPipeUtils.cpp"

  2173. #include "CarlaStateUtils.cpp"

  2174. 

  2175. #endif

  2176. 

  2177. // -----------------------------------------------------------------------