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Audio plugin host https://kx.studio/carla
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Carla/source/backend/engine/CarlaEngineNative.cpp

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  1. /*

  2.  * Carla Plugin Host

  3.  * Copyright (C) 2011-2017 Filipe Coelho <falktx@falktx.com>

  4.  *

  5.  * This program is free software; you can redistribute it and/or

  6.  * modify it under the terms of the GNU General Public License as

  7.  * published by the Free Software Foundation; either version 2 of

  8.  * the License, or any later version.

  9.  *

  10.  * This program is distributed in the hope that it will be useful,

  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  13.  * GNU General Public License for more details.

  14.  *

  15.  * For a full copy of the GNU General Public License see the doc/GPL.txt file.

  16.  */

  17. 

  18. #include "CarlaDefines.h"

  19. 

  20. #ifdef BUILD_BRIDGE

  21. # error This file should not be compiled if building bridge

  22. #endif

  23. 

  24. #include "CarlaEngineInternal.hpp"

  25. #include "CarlaPlugin.hpp"

  26. 

  27. #include "CarlaBackendUtils.hpp"

  28. #include "CarlaBase64Utils.hpp"

  29. #include "CarlaBinaryUtils.hpp"

  30. #include "CarlaMathUtils.hpp"

  31. #include "CarlaStateUtils.hpp"

  32. 

  33. #include "CarlaExternalUI.hpp"

  34. #include "CarlaHost.h"

  35. #include "CarlaNative.hpp"

  36. 

  37. #include "juce_audio_basics/juce_audio_basics.h"

  38. 

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

  40. # include "juce_gui_basics/juce_gui_basics.h"

  41. #else

  42. # include "juce_events/juce_events.h"

  43. #endif

  44. 

  45. using juce::File;

  46. using juce::FloatVectorOperations;

  47. using juce::MemoryOutputStream;

  48. using juce::MessageManager;

  49. using juce::ScopedJuceInitialiser_GUI;

  50. using juce::ScopedPointer;

  51. using juce::SharedResourcePointer;

  52. using juce::String;

  53. using juce::XmlDocument;

  54. using juce::XmlElement;

  55. 

  56. CARLA_BACKEND_START_NAMESPACE

  57. 

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

  59. 

  60. static int numScopedInitInstances = 0;

  61. 

  62. class SharedMessageThread : public juce::Thread

  63. {

  64. public:

  65.     SharedMessageThread()

  66.       : juce::Thread ("SharedMessageThread"),

  67.         initialised (false) {}

  68. 

  69.     ~SharedMessageThread()

  70.     {

  71.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  72. 

  73.         // in case something fails

  74.         MessageManager::getInstance()->stopDispatchLoop();

  75.         waitForThreadToExit (5000);

  76.     }

  77. 

  78.     void incRef()

  79.     {

  80.         if (numScopedInitInstances++ == 0)

  81.         {

  82.             startThread (7);

  83. 

  84.             while (! initialised)

  85.                 sleep (1);

  86.         }

  87.     }

  88. 

  89.     void decRef()

  90.     {

  91.         if (--numScopedInitInstances == 0)

  92.         {

  93.             MessageManager::getInstance()->stopDispatchLoop();

  94.             waitForThreadToExit (5000);

  95.         }

  96.     }

  97. 

  98. protected:

  99.     void run() override

  100.     {

  101.         const ScopedJuceInitialiser_GUI juceInitialiser;

  102. 

  103.         MessageManager::getInstance()->setCurrentThreadAsMessageThread();

  104.         initialised = true;

  105. 

  106.         MessageManager::getInstance()->runDispatchLoop();

  107.     }

  108. 

  109. private:

  110.     volatile bool initialised;

  111. };

  112. #endif

  113. 

  114. // -----------------------------------------------------------------------

  115. 

  116. class CarlaEngineNativeUI : public CarlaExternalUI

  117. {

  118. public:

  119.     CarlaEngineNativeUI(CarlaEngine* const engine)

  120.         : fEngine(engine),

  121.           fRemoteWinId(0)

  122.     {

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

  124.     }

  125. 

  126.     ~CarlaEngineNativeUI() noexcept override

  127.     {

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

  129.     }

  130. 

  131.     bool isReady() const noexcept

  132.     {

  133.         return fRemoteWinId != 0;

  134.     }

  135. 

  136.     intptr_t getRemoteWinId() const noexcept

  137.     {

  138.         return fRemoteWinId;

  139.     }

  140. 

  141. protected:

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

  143.     {

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

  145.             return true;

  146. 

  147.         bool ok = true;

  148. 

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

  150.         {

  151.             uint32_t option;

  152.             int32_t value;

  153.             const char* valueStr = nullptr;

  154. 

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

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

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

  158. 

  159.             try {

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

  161.             } CARLA_SAFE_EXCEPTION("setOption");

  162. 

  163.             if (valueStr != nullptr)

  164.                 delete[] valueStr;

  165.         }

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

  167.         {

  168.             const char* filename;

  169. 

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

  171. 

  172.             try {

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

  174.             } CARLA_SAFE_EXCEPTION("loadFile");

  175. 

  176.             delete[] filename;

  177.         }

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

  179.         {

  180.             const char* filename;

  181. 

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

  183. 

  184.             try {

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

  186.             } CARLA_SAFE_EXCEPTION("loadProject");

  187. 

  188.             delete[] filename;

  189.         }

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

  191.         {

  192.             const char* filename;

  193. 

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

  195. 

  196.             try {

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

  198.             } CARLA_SAFE_EXCEPTION("saveProject");

  199. 

  200.             delete[] filename;

  201.         }

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

  203.         {

  204.             uint32_t groupA, portA, groupB, portB;

  205. 

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

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

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

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

  210. 

  211.             try {

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

  213.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  214.         }

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

  216.         {

  217.             uint32_t connectionId;

  218. 

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

  220. 

  221.             try {

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

  223.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  224.         }

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

  226.         {

  227.             try {

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

  229.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  230.         }

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

  232.         {

  233.             fEngine->transportPlay();

  234.         }

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

  236.         {

  237.             fEngine->transportPause();

  238.         }

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

  240.         {

  241.             double bpm;

  242. 

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

  244. 

  245.             fEngine->transportBPM(bpm);

  246.         }

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

  248.         {

  249.             uint64_t frame;

  250. 

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

  252. 

  253.             fEngine->transportRelocate(frame);

  254.         }

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

  256.         {

  257.             uint32_t btype, ptype;

  258.             const char* filename = nullptr;

  259.             const char* name;

  260.             const char* label;

  261.             int64_t uniqueId;

  262.             uint options;

  263. 

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

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

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

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

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

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

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

  271. 

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

  273.             {

  274.                 delete[] filename;

  275.                 filename = nullptr;

  276.             }

  277. 

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

  279.             {

  280.                 delete[] name;

  281.                 name = nullptr;

  282.             }

  283. 

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

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

  286. 

  287.             if (filename != nullptr)

  288.                 delete[] filename;

  289.             if (name != nullptr)

  290.                 delete[] name;

  291.             delete[] label;

  292.         }

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

  294.         {

  295.             uint32_t pluginId;

  296. 

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

  298. 

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

  300.         }

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

  302.         {

  303.             ok = fEngine->removeAllPlugins();

  304.         }

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

  306.         {

  307.             uint32_t pluginId;

  308.             const char* newName;

  309. 

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

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

  312. 

  313.             // TODO

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

  315. 

  316.             delete[] newName;

  317.         }

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

  319.         {

  320.             uint32_t pluginId;

  321. 

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

  323. 

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

  325.         }

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

  327.         {

  328.             uint32_t pluginId;

  329. 

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

  331. 

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

  333.         }

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

  335.         {

  336.             uint32_t pluginIdA, pluginIdB;

  337. 

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

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

  340. 

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

  342.         }

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

  344.         {

  345.             uint32_t pluginId;

  346.             const char* filename;

  347. 

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

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

  350. 

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

  352.                 plugin->loadStateFromFile(filename);

  353. 

  354.             delete[] filename;

  355.         }

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

  357.         {

  358.             uint32_t pluginId;

  359.             const char* filename;

  360. 

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

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

  363. 

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

  365.                 plugin->saveStateToFile(filename);

  366. 

  367.             delete[] filename;

  368.         }

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

  370.         {

  371.             uint32_t pluginId, option;

  372.             bool yesNo;

  373. 

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

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

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

  377. 

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

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

  380.         }

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

  382.         {

  383.             uint32_t pluginId;

  384.             bool onOff;

  385. 

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

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

  388. 

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

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

  391.         }

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

  393.         {

  394.             uint32_t pluginId;

  395.             float value;

  396. 

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

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

  399. 

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

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

  402.         }

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

  404.         {

  405.             uint32_t pluginId;

  406.             float value;

  407. 

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

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

  410. 

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

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

  413.         }

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

  415.         {

  416.             uint32_t pluginId;

  417.             float value;

  418. 

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

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

  421. 

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

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

  424.         }

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

  426.         {

  427.             uint32_t pluginId;

  428.             float value;

  429. 

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

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

  432. 

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

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

  435.         }

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

  437.         {

  438.             uint32_t pluginId;

  439.             float value;

  440. 

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

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

  443. 

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

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

  446.         }

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

  448.         {

  449.             uint32_t pluginId;

  450.             int32_t channel;

  451. 

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

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

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

  455. 

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

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

  458.         }

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

  460.         {

  461.             uint32_t pluginId, parameterId;

  462.             float value;

  463. 

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

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

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

  467. 

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

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

  470.         }

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

  472.         {

  473.             uint32_t pluginId, parameterId, channel;

  474. 

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

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

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

  478.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  479. 

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

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

  482.         }

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

  484.         {

  485.             uint32_t pluginId, parameterId;

  486.             int32_t cc;

  487. 

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

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

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

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

  492. 

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

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

  495.         }

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

  497.         {

  498.             uint32_t pluginId;

  499.             int32_t index;

  500. 

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

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

  503. 

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

  505.             {

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

  507.                 _updateParamValues(plugin, pluginId);

  508.             }

  509.         }

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

  511.         {

  512.             uint32_t pluginId;

  513.             int32_t index;

  514. 

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

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

  517. 

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

  519.             {

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

  521.                 _updateParamValues(plugin, pluginId);

  522.             }

  523.         }

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

  525.         {

  526.             uint32_t pluginId;

  527.             const char* type;

  528.             const char* key;

  529.             const char* value;

  530. 

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

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

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

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

  535. 

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

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

  538. 

  539.             delete[] type;

  540.             delete[] key;

  541.             delete[] value;

  542.         }

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

  544.         {

  545.             uint32_t pluginId;

  546.             const char* cdata;

  547. 

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

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

  550. 

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

  552.             {

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

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

  555.             }

  556. 

  557.             delete[] cdata;

  558.         }

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

  560.         {

  561.             uint32_t pluginId;

  562. 

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

  564. 

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

  566.                 plugin->prepareForSave();

  567.         }

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

  569.         {

  570.             uint32_t pluginId;

  571. 

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

  573. 

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

  575.                 plugin->resetParameters();

  576.         }

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

  578.         {

  579.             uint32_t pluginId;

  580. 

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

  582. 

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

  584.                 plugin->randomizeParameters();

  585.         }

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

  587.         {

  588.             uint32_t pluginId, channel, note, velocity;

  589. 

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

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

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

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

  594.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  595.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  596.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  597. 

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

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

  600.         }

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

  602.         {

  603.             uint32_t pluginId;

  604.             bool yesNo;

  605. 

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

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

  608. 

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

  610.                 plugin->showCustomUI(yesNo);

  611.         }

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

  613.         {

  614.             uint64_t winId;

  615. 

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

  617. 

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

  619.         }

  620.         else

  621.         {

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

  623.             return false;

  624.         }

  625. 

  626.         if (! ok)

  627.         {

  628.             const CarlaMutexLocker cml(getPipeLock());

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

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

  631.             flushMessages();

  632.         }

  633. 

  634.         return true;

  635.     }

  636. 

  637. private:

  638.     CarlaEngine* const fEngine;

  639.     intptr_t           fRemoteWinId;

  640. 

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

  642.     {

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

  644.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

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

  646.     }

  647. 

  648.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  649. };

  650. 

  651. // -----------------------------------------------------------------------

  652. 

  653. class CarlaEngineNative : public CarlaEngine

  654. {

  655. public:

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

  657.         : CarlaEngine(),

  658.           pHost(host),

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

  660.           kNeedsJuceMsgThread(host->dispatcher(pHost->handle,

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

  662. #endif

  663.           kIsPatchbay(isPatchbay),

  664.           fIsActive(false),

  665.           fIsRunning(false),

  666.           fUiServer(this),

  667.           fOptionsForced(false),

  668.           fWaitForReadyMsg(false)

  669.     {

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

  671. 

  672.         carla_zeroChars(fTmpBuf, STR_MAX+1);

  673. 

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

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

  676.         pData->initTime(nullptr);

  677. 

  678.         if (outChan == 0)

  679.             outChan = inChan;

  680. 

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

  682.         if (kNeedsJuceMsgThread)

  683.             fJuceMsgThread->incRef();

  684. #endif

  685. 

  686.         // set-up engine

  687.         if (kIsPatchbay)

  688.         {

  689.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  690.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  691.             pData->options.forceStereo         = false;

  692.             pData->options.preferPluginBridges = false;

  693.             pData->options.preferUiBridges     = false;

  694.             init("Carla-Patchbay");

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

  696.         }

  697.         else

  698.         {

  699.             CARLA_SAFE_ASSERT(inChan == 2);

  700.             CARLA_SAFE_ASSERT(outChan == 2);

  701.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  702.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  703.             pData->options.forceStereo         = true;

  704.             pData->options.preferPluginBridges = false;

  705.             pData->options.preferUiBridges     = false;

  706.             init("Carla-Rack");

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

  708.         }

  709. 

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

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

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

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

  714. 

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

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

  717. 

  718.         setCallback(_ui_server_callback, this);

  719.     }

  720. 

  721.     ~CarlaEngineNative() override

  722.     {

  723.         CARLA_SAFE_ASSERT(! fIsActive);

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

  725. 

  726.         pData->aboutToClose = true;

  727.         fIsRunning = false;

  728. 

  729.         removeAllPlugins();

  730.         //runPendingRtEvents();

  731.         close();

  732. 

  733.         pData->graph.destroy();

  734. 

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

  736.         if (kNeedsJuceMsgThread)

  737.             fJuceMsgThread->decRef();

  738. #endif

  739. 

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

  741.     }

  742. 

  743. protected:

  744.     // -------------------------------------

  745.     // CarlaEngine virtual calls

  746. 

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

  748.     {

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

  750. 

  751.         fIsRunning = true;

  752. 

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

  754.         {

  755.             close();

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

  757.             return false;

  758.         }

  759. 

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

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

  762. 

  763.         return true;

  764.     }

  765. 

  766.     bool close() override

  767.     {

  768.         fIsRunning = false;

  769.         CarlaEngine::close();

  770.         return true;

  771.     }

  772. 

  773.     bool isRunning() const noexcept override

  774.     {

  775.         return fIsRunning;

  776.     }

  777. 

  778.     bool isOffline() const noexcept override

  779.     {

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

  781.     }

  782. 

  783.     bool usesConstantBufferSize() const noexcept override

  784.     {

  785.         // TODO

  786.         return true;

  787.     }

  788. 

  789.     EngineType getType() const noexcept override

  790.     {

  791.         return kEngineTypePlugin;

  792.     }

  793. 

  794.     const char* getCurrentDriverName() const noexcept override

  795.     {

  796.         return "Plugin";

  797.     }

  798. 

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

  800.     {

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

  802. 

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

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

  805.     }

  806. 

  807.     // -------------------------------------------------------------------

  808. 

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

  810.     {

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

  812.         {

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

  814.             return retName;

  815.         }

  816. 

  817.         return nullptr;

  818.     }

  819. 

  820.     // -------------------------------------------------------------------

  821. 

  822.     void bufferSizeChanged(const uint32_t newBufferSize)

  823.     {

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

  825.             return;

  826. 

  827.         {

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

  829. 

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

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

  832.             fUiServer.writeMessage(fTmpBuf);

  833.             fUiServer.flushMessages();

  834.         }

  835. 

  836.         pData->bufferSize = newBufferSize;

  837.         CarlaEngine::bufferSizeChanged(newBufferSize);

  838.     }

  839. 

  840.     void sampleRateChanged(const double newSampleRate)

  841.     {

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

  843.             return;

  844. 

  845.         {

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

  847.             const ScopedLocale csl;

  848. 

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

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

  851.             fUiServer.writeMessage(fTmpBuf);

  852.             fUiServer.flushMessages();

  853.         }

  854. 

  855.         pData->sampleRate = newSampleRate;

  856.         CarlaEngine::sampleRateChanged(newSampleRate);

  857.     }

  858. 

  859.     // -------------------------------------------------------------------

  860. 

  861.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  862.     {

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

  864. 

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

  866. 

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

  868.         fUiServer.writeMessage(fTmpBuf);

  869. 

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

  871.         fUiServer.writeMessage(fTmpBuf);

  872. 

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

  874.         {

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

  876.             fUiServer.writeAndFixMessage(fTmpBuf);

  877.         }

  878.         else

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

  880. 

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

  882.         {

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

  884.             fUiServer.writeAndFixMessage(fTmpBuf);

  885.         }

  886.         else

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

  888. 

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

  890.         {

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

  892.             fUiServer.writeAndFixMessage(fTmpBuf);

  893.         }

  894.         else

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

  896. 

  897.         plugin->getRealName(fTmpBuf);

  898.         fUiServer.writeAndFixMessage(fTmpBuf);

  899. 

  900.         plugin->getLabel(fTmpBuf);

  901.         fUiServer.writeAndFixMessage(fTmpBuf);

  902. 

  903.         plugin->getMaker(fTmpBuf);

  904.         fUiServer.writeAndFixMessage(fTmpBuf);

  905. 

  906.         plugin->getCopyright(fTmpBuf);

  907.         fUiServer.writeAndFixMessage(fTmpBuf);

  908. 

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

  910.         fUiServer.writeMessage(fTmpBuf);

  911. 

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

  913.         fUiServer.writeMessage(fTmpBuf);

  914. 

  915.         fUiServer.flushMessages();

  916.     }

  917. 

  918.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  919.     {

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

  921.         const ScopedLocale csl;

  922. 

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

  924. 

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

  926.         {

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

  928.             fUiServer.writeMessage(fTmpBuf);

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

  930.             fUiServer.writeMessage(fTmpBuf);

  931.             fUiServer.flushMessages();

  932.         }

  933. 

  934.         uint32_t ins, outs, count;

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

  936.         count = plugin->getParameterCount();

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

  938.         fUiServer.writeMessage(fTmpBuf);

  939. 

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

  941.         {

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

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

  944. 

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

  946.             fUiServer.writeMessage(fTmpBuf);

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

  948.             fUiServer.writeMessage(fTmpBuf);

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

  950.             fUiServer.writeAndFixMessage(fTmpBuf);

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

  952.             fUiServer.writeAndFixMessage(fTmpBuf);

  953. 

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

  955.             fUiServer.writeMessage(fTmpBuf);

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

  957.             fUiServer.writeMessage(fTmpBuf);

  958. 

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

  960.             fUiServer.writeMessage(fTmpBuf);

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

  962.             fUiServer.writeMessage(fTmpBuf);

  963.         }

  964. 

  965.         fUiServer.flushMessages();

  966.     }

  967. 

  968.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  969.     {

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

  971. 

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

  973. 

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

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

  976.         fUiServer.writeMessage(fTmpBuf);

  977. 

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

  979.         {

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

  981.             fUiServer.writeMessage(fTmpBuf);

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

  983.             fUiServer.writeAndFixMessage(fTmpBuf);

  984.         }

  985. 

  986.         fUiServer.flushMessages();

  987. 

  988.         count = plugin->getMidiProgramCount();

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

  990.         fUiServer.writeMessage(fTmpBuf);

  991. 

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

  993.         {

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

  995.             fUiServer.writeMessage(fTmpBuf);

  996. 

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

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

  999.             fUiServer.writeMessage(fTmpBuf);

  1000.             std::sprintf(fTmpBuf, "%s", mpData.name);

  1001.             fUiServer.writeAndFixMessage(fTmpBuf);

  1002.         }

  1003. 

  1004.         fUiServer.flushMessages();

  1005.     }

  1006. 

  1007.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  1008.     {

  1009.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1010. 

  1011.         const uint pluginId(plugin->getId());

  1012. 

  1013.         uint32_t count = plugin->getCustomDataCount();

  1014.         std::sprintf(fTmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  1015.         fUiServer.writeMessage(fTmpBuf);

  1016. 

  1017.         for (uint32_t i=0; i<count; ++i)

  1018.         {

  1019.             const CustomData& customData(plugin->getCustomData(i));

  1020.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1021. 

  1022.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  1023.                 continue;

  1024. 

  1025.             std::sprintf(fTmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  1026.             fUiServer.writeMessage(fTmpBuf);

  1027. 

  1028.             fUiServer.writeAndFixMessage(customData.type);

  1029.             fUiServer.writeAndFixMessage(customData.key);

  1030.             fUiServer.writeAndFixMessage(customData.value);

  1031.         }

  1032. 

  1033.         fUiServer.flushMessages();

  1034.     }

  1035. 

  1036.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId, const int value1, const int value2, const float value3, const char* const valueStr)

  1037.     {

  1038.         if (! fIsRunning)

  1039.             return;

  1040.         if (! fUiServer.isPipeRunning())

  1041.             return;

  1042. 

  1043.         CarlaPlugin* plugin;

  1044. 

  1045.         switch (action)

  1046.         {

  1047.         case ENGINE_CALLBACK_UPDATE:

  1048.             plugin = getPlugin(pluginId);

  1049. 

  1050.             if (plugin != nullptr && plugin->isEnabled())

  1051.             {

  1052.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1053.                 uiServerSendPluginProperties(plugin);

  1054.             }

  1055.             break;

  1056. 

  1057.         case ENGINE_CALLBACK_RELOAD_INFO:

  1058.             plugin = getPlugin(pluginId);

  1059. 

  1060.             if (plugin != nullptr && plugin->isEnabled())

  1061.             {

  1062.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1063.                 uiServerSendPluginInfo(plugin);

  1064.             }

  1065.             break;

  1066. 

  1067.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1068.             plugin = getPlugin(pluginId);

  1069. 

  1070.             if (plugin != nullptr && plugin->isEnabled())

  1071.             {

  1072.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1073.                 uiServerSendPluginParameters(plugin);

  1074.             }

  1075.             break;

  1076. 

  1077.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1078.             plugin = getPlugin(pluginId);

  1079. 

  1080.             if (plugin != nullptr && plugin->isEnabled())

  1081.             {

  1082.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1083.                 uiServerSendPluginPrograms(plugin);

  1084.             }

  1085.             break;

  1086. 

  1087.         case ENGINE_CALLBACK_RELOAD_ALL:

  1088.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1089.             plugin = getPlugin(pluginId);

  1090. 

  1091.             if (plugin != nullptr && plugin->isEnabled())

  1092.             {

  1093.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1094.                 uiServerSendPluginInfo(plugin);

  1095.                 uiServerSendPluginParameters(plugin);

  1096.                 uiServerSendPluginPrograms(plugin);

  1097.                 uiServerSendPluginProperties(plugin);

  1098.             }

  1099.             break;

  1100. 

  1101.         default:

  1102.             break;

  1103.         }

  1104. 

  1105.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1106.         const ScopedLocale csl;

  1107. 

  1108.         std::sprintf(fTmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1109.         fUiServer.writeMessage(fTmpBuf);

  1110. 

  1111.         std::sprintf(fTmpBuf, "%u\n", pluginId);

  1112.         fUiServer.writeMessage(fTmpBuf);

  1113. 

  1114.         std::sprintf(fTmpBuf, "%i\n", value1);

  1115.         fUiServer.writeMessage(fTmpBuf);

  1116. 

  1117.         std::sprintf(fTmpBuf, "%i\n", value2);

  1118.         fUiServer.writeMessage(fTmpBuf);

  1119. 

  1120.         std::sprintf(fTmpBuf, "%f\n", value3);

  1121.         fUiServer.writeMessage(fTmpBuf);

  1122. 

  1123.         fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : "");

  1124. 

  1125.         fUiServer.flushMessages();

  1126.     }

  1127. 

  1128.     void uiServerInfo()

  1129.     {

  1130.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1131.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1132. 

  1133.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1134. 

  1135. #ifdef HAVE_LIBLO

  1136.         fUiServer.writeAndFixMessage("osc-urls");

  1137.         fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP());

  1138.         fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP());

  1139. #endif

  1140. 

  1141.         fUiServer.writeAndFixMessage("max-plugin-number");

  1142.         std::sprintf(fTmpBuf, "%i\n", pData->maxPluginNumber);

  1143.         fUiServer.writeMessage(fTmpBuf);

  1144. 

  1145.         fUiServer.writeAndFixMessage("buffer-size");

  1146.         std::sprintf(fTmpBuf, "%i\n", pData->bufferSize);

  1147.         fUiServer.writeMessage(fTmpBuf);

  1148. 

  1149.         const ScopedLocale csl;

  1150. 

  1151.         fUiServer.writeAndFixMessage("sample-rate");

  1152.         std::sprintf(fTmpBuf, "%f\n", pData->sampleRate);

  1153.         fUiServer.writeMessage(fTmpBuf);

  1154. 

  1155.         fUiServer.flushMessages();

  1156.     }

  1157. 

  1158.     void uiServerOptions()

  1159.     {

  1160.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1161.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1162. 

  1163.         const EngineOptions& options(pData->options);

  1164.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1165. 

  1166.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1167.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1168. 

  1169.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1170.         fUiServer.writeMessage(fTmpBuf);

  1171.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1172.         std::sprintf(fTmpBuf, "%i\n", options.processMode);

  1173.         fUiServer.writeMessage(fTmpBuf);

  1174.         fUiServer.flushMessages();

  1175. 

  1176.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1177.         fUiServer.writeMessage(fTmpBuf);

  1178.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1179.         std::sprintf(fTmpBuf, "%i\n", options.transportMode);

  1180.         fUiServer.writeMessage(fTmpBuf);

  1181.         fUiServer.flushMessages();

  1182. 

  1183.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1184.         fUiServer.writeMessage(fTmpBuf);

  1185.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1186.         fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n");

  1187.         fUiServer.flushMessages();

  1188. 

  1189.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1190.         fUiServer.writeMessage(fTmpBuf);

  1191.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1192.         fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n");

  1193.         fUiServer.flushMessages();

  1194. 

  1195.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1196.         fUiServer.writeMessage(fTmpBuf);

  1197.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1198.         fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n");

  1199.         fUiServer.flushMessages();

  1200. 

  1201.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1202.         fUiServer.writeMessage(fTmpBuf);

  1203.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1204.         fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n");

  1205.         fUiServer.flushMessages();

  1206. 

  1207.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1208.         fUiServer.writeMessage(fTmpBuf);

  1209.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1210.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  1211.         fUiServer.writeMessage(fTmpBuf);

  1212.         fUiServer.flushMessages();

  1213. 

  1214.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1215.         fUiServer.writeMessage(fTmpBuf);

  1216.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1217.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  1218.         fUiServer.writeMessage(fTmpBuf);

  1219.         fUiServer.flushMessages();

  1220. 

  1221.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1222.         fUiServer.writeMessage(fTmpBuf);

  1223.         fUiServer.writeMessage("true\n", 5);

  1224.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  1225.         fUiServer.writeMessage(fTmpBuf);

  1226.         fUiServer.flushMessages();

  1227. 

  1228.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1229.         fUiServer.writeMessage(fTmpBuf);

  1230.         fUiServer.writeMessage("true\n", 5);

  1231.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  1232.         fUiServer.writeMessage(fTmpBuf);

  1233.         fUiServer.flushMessages();

  1234.     }

  1235. 

  1236.     // -------------------------------------------------------------------

  1237.     // Plugin parameter calls

  1238. 

  1239.     uint32_t getParameterCount() const

  1240.     {

  1241.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1242.             return plugin->getParameterCount();

  1243. 

  1244.         return 0;

  1245.     }

  1246. 

  1247.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1248.     {

  1249.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1250.         {

  1251.             if (index < plugin->getParameterCount())

  1252.             {

  1253.                 static NativeParameter param;

  1254.                 static char strBufName[STR_MAX+1];

  1255.                 static char strBufUnit[STR_MAX+1];

  1256. 

  1257.                 const ParameterData& paramData(plugin->getParameterData(index));

  1258.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1259. 

  1260.                 plugin->getParameterName(index, strBufName);

  1261.                 plugin->getParameterUnit(index, strBufUnit);

  1262. 

  1263.                 uint hints = 0x0;

  1264. 

  1265.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1266.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1267.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1268.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1269.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1270.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1271.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1272.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1273.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1274.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1275.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1276.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1277. 

  1278.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1279.                 {

  1280.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1281.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1282.                     if (paramData.type == PARAMETER_OUTPUT)

  1283.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1284.                 }

  1285. 

  1286.                 param.hints = static_cast<NativeParameterHints>(hints);

  1287.                 param.name  = strBufName;

  1288.                 param.unit  = strBufUnit;

  1289.                 param.ranges.def = paramRanges.def;

  1290.                 param.ranges.min = paramRanges.min;

  1291.                 param.ranges.max = paramRanges.max;

  1292.                 param.ranges.step = paramRanges.step;

  1293.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1294.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1295.                 param.scalePointCount = 0; // TODO

  1296.                 param.scalePoints = nullptr;

  1297. 

  1298.                 return &param;

  1299.             }

  1300.         }

  1301. 

  1302.         return nullptr;

  1303.     }

  1304. 

  1305.     float getParameterValue(const uint32_t index) const

  1306.     {

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

  1308.         {

  1309.             if (index < plugin->getParameterCount())

  1310.                 return plugin->getParameterValue(index);

  1311.         }

  1312. 

  1313.         return 0.0f;

  1314.     }

  1315. 

  1316.     // -------------------------------------------------------------------

  1317.     // Plugin midi-program calls

  1318. 

  1319.     uint32_t getMidiProgramCount() const

  1320.     {

  1321.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1322.             return plugin->getMidiProgramCount();

  1323. 

  1324.         return 0;

  1325.     }

  1326. 

  1327.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1328.     {

  1329.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1330.         {

  1331.             if (index < plugin->getMidiProgramCount())

  1332.             {

  1333.                 static NativeMidiProgram midiProg;

  1334. 

  1335.                 {

  1336.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1337. 

  1338.                     midiProg.bank    = midiProgData.bank;

  1339.                     midiProg.program = midiProgData.program;

  1340.                     midiProg.name    = midiProgData.name;

  1341.                 }

  1342. 

  1343.                 return &midiProg;

  1344.             }

  1345.         }

  1346. 

  1347.         return nullptr;

  1348.     }

  1349. 

  1350.     // -------------------------------------------------------------------

  1351.     // Plugin state calls

  1352. 

  1353.     void setParameterValue(const uint32_t index, const float value)

  1354.     {

  1355.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1356.         {

  1357.             if (index < plugin->getParameterCount())

  1358.                 plugin->setParameterValue(index, value, false, false, false);

  1359.         }

  1360.     }

  1361. 

  1362.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1363.     {

  1364.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1365.             plugin->setMidiProgramById(bank, program, false, false, false);

  1366.     }

  1367. 

  1368.     // -------------------------------------------------------------------

  1369.     // Plugin process calls

  1370. 

  1371.     void activate()

  1372.     {

  1373. #if 0

  1374.         for (uint i=0; i < pData->curPluginCount; ++i)

  1375.         {

  1376.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1377. 

  1378.             if (plugin == nullptr || ! plugin->isEnabled())

  1379.                 continue;

  1380. 

  1381.             plugin->setActive(true, true, false);

  1382.         }

  1383. #endif

  1384.         fIsActive = true;

  1385.     }

  1386. 

  1387.     void deactivate()

  1388.     {

  1389.         fIsActive = false;

  1390. #if 0

  1391.         for (uint i=0; i < pData->curPluginCount; ++i)

  1392.         {

  1393.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1394. 

  1395.             if (plugin == nullptr || ! plugin->isEnabled())

  1396.                 continue;

  1397. 

  1398.             plugin->setActive(false, true, false);

  1399.         }

  1400. #endif

  1401. 

  1402.         // just in case

  1403.         //runPendingRtEvents();

  1404.     }

  1405. 

  1406.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1407.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1408.     {

  1409.         const PendingRtEventsRunner prt(this, frames);

  1410. 

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

  1412.         // Time Info

  1413. 

  1414.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1415. 

  1416.         pData->timeInfo.playing = timeInfo->playing;

  1417.         pData->timeInfo.frame   = timeInfo->frame;

  1418.         pData->timeInfo.usecs   = timeInfo->usecs;

  1419.         pData->timeInfo.valid   = 0x0;

  1420. 

  1421.         if (timeInfo->bbt.valid)

  1422.         {

  1423.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1424. 

  1425.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1426.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1427.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1428.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1429. 

  1430.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1431.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1432. 

  1433.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1434.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1435.         }

  1436. 

  1437.         // ---------------------------------------------------------------

  1438.         // Do nothing if no plugins and rack mode

  1439. 

  1440.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1441.         {

  1442.             if (outBuffer[0] != inBuffer[0])

  1443.                 FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1444. 

  1445.             if (outBuffer[1] != inBuffer[1])

  1446.                 FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1447. 

  1448.             for (uint32_t i=0; i < midiEventCount; ++i)

  1449.             {

  1450.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1451.                     break;

  1452.             }

  1453.             return;

  1454.         }

  1455. 

  1456.         // ---------------------------------------------------------------

  1457.         // initialize events

  1458. 

  1459.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1460.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1461. 

  1462.         // ---------------------------------------------------------------

  1463.         // events input (before processing)

  1464. 

  1465.         {

  1466.             uint32_t engineEventIndex = 0;

  1467. 

  1468.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1469.             {

  1470.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1471.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1472. 

  1473.                 engineEvent.time = midiEvent.time;

  1474.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1475. 

  1476.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1477.                     break;

  1478.             }

  1479.         }

  1480. 

  1481.         if (kIsPatchbay)

  1482.         {

  1483.             // -----------------------------------------------------------

  1484.             // process

  1485. 

  1486.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1487.         }

  1488.         else

  1489.         {

  1490.             // -----------------------------------------------------------

  1491.             // create audio buffers

  1492. 

  1493.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1494.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1495. 

  1496.             // -----------------------------------------------------------

  1497.             // process

  1498. 

  1499.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1500.         }

  1501. 

  1502.         // ---------------------------------------------------------------

  1503.         // events output (after processing)

  1504. 

  1505.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1506. 

  1507.         {

  1508.             NativeMidiEvent midiEvent;

  1509. 

  1510.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1511.             {

  1512.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1513. 

  1514.                 if (engineEvent.type == kEngineEventTypeNull)

  1515.                     break;

  1516. 

  1517.                 midiEvent.time = engineEvent.time;

  1518. 

  1519.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1520.                 {

  1521.                     midiEvent.port = 0;

  1522.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1523.                 }

  1524.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1525.                 {

  1526.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1527.                         continue;

  1528. 

  1529.                     midiEvent.port = engineEvent.midi.port;

  1530.                     midiEvent.size = engineEvent.midi.size;

  1531. 

  1532.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1533. 

  1534.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1535.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1536.                 }

  1537.                 else

  1538.                 {

  1539.                     carla_stderr("Unknown event type...");

  1540.                     continue;

  1541.                 }

  1542. 

  1543.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1544.             }

  1545.         }

  1546.     }

  1547. 

  1548.     // -------------------------------------------------------------------

  1549.     // Plugin UI calls

  1550. 

  1551.     void uiShow(const bool show)

  1552.     {

  1553.         if (show)

  1554.         {

  1555.             if (fUiServer.isPipeRunning())

  1556.             {

  1557.                 fUiServer.writeFocusMessage();

  1558.                 return;

  1559.             }

  1560. 

  1561.             CarlaString path(pHost->resourceDir);

  1562. 

  1563.             if (kIsPatchbay)

  1564.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1565.             else

  1566.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1567. #ifdef CARLA_OS_WIN

  1568.             path += ".exe";

  1569. #endif

  1570.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1571. 

  1572.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1573. 

  1574.             if (! fUiServer.startPipeServer(false))

  1575.             {

  1576.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1577.                 return;

  1578.             }

  1579. 

  1580.             uiServerInfo();

  1581.             uiServerOptions();

  1582.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0, pData->options.processMode, pData->options.transportMode, 0.0f, "Plugin");

  1583. 

  1584.             fUiServer.writeShowMessage();

  1585. 

  1586.             for (uint i=0; i < pData->curPluginCount; ++i)

  1587.             {

  1588.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1589. 

  1590.                 if (plugin != nullptr && plugin->isEnabled())

  1591.                 {

  1592.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1593.                 }

  1594.             }

  1595. 

  1596.             if (kIsPatchbay)

  1597.                 patchbayRefresh(false);

  1598. 

  1599.             if (fWaitForReadyMsg)

  1600.             {

  1601.                 carla_stdout("Using Carla plugin embedded, waiting for it to be ready...");

  1602. 

  1603.                 for (; fUiServer.isPipeRunning() && ! fUiServer.isReady();)

  1604.                 {

  1605.                     carla_msleep(25);

  1606.                     fUiServer.idlePipe();

  1607.                 }

  1608. 

  1609.                 carla_stdout("Done!");

  1610.             }

  1611.         }

  1612.         else

  1613.         {

  1614.             fUiServer.stopPipeServer(2000);

  1615. 

  1616.             // hide all custom uis

  1617.             for (uint i=0; i < pData->curPluginCount; ++i)

  1618.             {

  1619.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1620. 

  1621.                 if (plugin != nullptr && plugin->isEnabled())

  1622.                 {

  1623.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1624.                     {

  1625.                         try {

  1626.                             plugin->showCustomUI(false);

  1627.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1628.                     }

  1629.                 }

  1630.             }

  1631.         }

  1632.     }

  1633. 

  1634.     void uiIdle()

  1635.     {

  1636.         for (uint i=0; i < pData->curPluginCount; ++i)

  1637.         {

  1638.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1639. 

  1640.             if (plugin != nullptr && plugin->isEnabled())

  1641.             {

  1642.                 const uint hints(plugin->getHints());

  1643. 

  1644.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1645.                 {

  1646.                     try {

  1647.                         plugin->uiIdle();

  1648.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1649.                 }

  1650.             }

  1651.         }

  1652. 

  1653.         if (fUiServer.isPipeRunning())

  1654.         {

  1655.             fUiServer.idlePipe();

  1656. 

  1657.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1658. #ifndef CARLA_OS_WIN

  1659.             const EngineTimeInfo& timeInfo(pData->timeInfo);

  1660.             const ScopedLocale csl;

  1661. 

  1662.             // send transport

  1663.             fUiServer.writeAndFixMessage("transport");

  1664.             fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n");

  1665. 

  1666.             if (timeInfo.valid & EngineTimeInfo::kValidBBT)

  1667.             {

  1668.                 std::sprintf(fTmpBuf, P_UINT64 ":%i:%i:%i\n", timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, timeInfo.bbt.tick);

  1669.                 fUiServer.writeMessage(fTmpBuf);

  1670.                 std::sprintf(fTmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1671.                 fUiServer.writeMessage(fTmpBuf);

  1672.             }

  1673.             else

  1674.             {

  1675.                 std::sprintf(fTmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1676.                 fUiServer.writeMessage(fTmpBuf);

  1677.                 fUiServer.writeMessage("0.0\n");

  1678.             }

  1679. 

  1680.             fUiServer.flushMessages();

  1681. #endif

  1682. 

  1683.             // send peaks and param outputs for all plugins

  1684.             for (uint i=0; i < pData->curPluginCount; ++i)

  1685.             {

  1686.                 const EnginePluginData& plugData(pData->plugins[i]);

  1687.                 const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1688. 

  1689.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1690.                 fUiServer.writeMessage(fTmpBuf);

  1691. 

  1692.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1693.                 fUiServer.writeMessage(fTmpBuf);

  1694.                 fUiServer.flushMessages();

  1695. 

  1696.                 for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1697.                 {

  1698.                     if (! plugin->isParameterOutput(j))

  1699.                         continue;

  1700. 

  1701.                     std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1702.                     fUiServer.writeMessage(fTmpBuf);

  1703.                     std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1704.                     fUiServer.writeMessage(fTmpBuf);

  1705.                     fUiServer.flushMessages();

  1706.                 }

  1707.             }

  1708.         }

  1709. 

  1710.         switch (fUiServer.getAndResetUiState())

  1711.         {

  1712.         case CarlaExternalUI::UiNone:

  1713.         case CarlaExternalUI::UiShow:

  1714.             break;

  1715.         case CarlaExternalUI::UiCrashed:

  1716.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1717.             break;

  1718.         case CarlaExternalUI::UiHide:

  1719.             pHost->ui_closed(pHost->handle);

  1720.             fUiServer.stopPipeServer(1000);

  1721.             break;

  1722.         }

  1723.     }

  1724. 

  1725.     // -------------------------------------------------------------------

  1726.     // Plugin state calls

  1727. 

  1728.     char* getState() const

  1729.     {

  1730.         MemoryOutputStream out;

  1731.         saveProjectInternal(out);

  1732.         return strdup(out.toString().toRawUTF8());

  1733.     }

  1734. 

  1735.     void setState(const char* const data)

  1736.     {

  1737.         // remove all plugins from UI side

  1738.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1739.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0.0f, nullptr);

  1740. 

  1741.         // remove all plugins from backend, no lock

  1742.         fIsRunning = false;

  1743.         removeAllPlugins();

  1744.         fIsRunning = true;

  1745. 

  1746.         // stopped during removeAllPlugins()

  1747.         if (! pData->thread.isThreadRunning())

  1748.             pData->thread.startThread();

  1749. 

  1750.         fOptionsForced = true;

  1751.         const String state(data);

  1752.         XmlDocument xml(state);

  1753.         loadProjectInternal(xml);

  1754.     }

  1755. 

  1756.     // -------------------------------------------------------------------

  1757. 

  1758. public:

  1759.     #define handlePtr ((CarlaEngineNative*)handle)

  1760. 

  1761.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1762.     {

  1763.         return new CarlaEngineNative(host, false);

  1764.     }

  1765. 

  1766.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1767.     {

  1768.         return new CarlaEngineNative(host, true);

  1769.     }

  1770. 

  1771.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1772.     {

  1773.         return new CarlaEngineNative(host, true, 3, 2);

  1774.     }

  1775. 

  1776.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1777.     {

  1778.         return new CarlaEngineNative(host, true, 16);

  1779.     }

  1780. 

  1781.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1782.     {

  1783.         return new CarlaEngineNative(host, true, 32);

  1784.     }

  1785. 

  1786.     static void _cleanup(NativePluginHandle handle)

  1787.     {

  1788.         delete handlePtr;

  1789.     }

  1790. 

  1791.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1792.     {

  1793.         return handlePtr->getParameterCount();

  1794.     }

  1795. 

  1796.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1797.     {

  1798.         return handlePtr->getParameterInfo(index);

  1799.     }

  1800. 

  1801.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1802.     {

  1803.         return handlePtr->getParameterValue(index);

  1804.     }

  1805. 

  1806.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1807.     {

  1808.         return handlePtr->getMidiProgramCount();

  1809.     }

  1810. 

  1811.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1812.     {

  1813.         return handlePtr->getMidiProgramInfo(index);

  1814.     }

  1815. 

  1816.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1817.     {

  1818.         handlePtr->setParameterValue(index, value);

  1819.     }

  1820. 

  1821.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1822.     {

  1823.         handlePtr->setMidiProgram(channel, bank, program);

  1824.     }

  1825. 

  1826.     static void _ui_show(NativePluginHandle handle, bool show)

  1827.     {

  1828.         handlePtr->uiShow(show);

  1829.     }

  1830. 

  1831.     static void _ui_idle(NativePluginHandle handle)

  1832.     {

  1833.         handlePtr->uiIdle();

  1834.     }

  1835. 

  1836.     static void _activate(NativePluginHandle handle)

  1837.     {

  1838.         handlePtr->activate();

  1839.     }

  1840. 

  1841.     static void _deactivate(NativePluginHandle handle)

  1842.     {

  1843.         handlePtr->deactivate();

  1844.     }

  1845. 

  1846.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1847.     {

  1848.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1849.     }

  1850. 

  1851.     static char* _get_state(NativePluginHandle handle)

  1852.     {

  1853.         return handlePtr->getState();

  1854.     }

  1855. 

  1856.     static void _set_state(NativePluginHandle handle, const char* data)

  1857.     {

  1858.         handlePtr->setState(data);

  1859.     }

  1860. 

  1861.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1862.     {

  1863.         switch(opcode)

  1864.         {

  1865.         case NATIVE_PLUGIN_OPCODE_NULL:

  1866.             if (static_cast<uint32_t>(index) == 0xDEADF00D && static_cast<uintptr_t>(value) == 0xC0C0B00B)

  1867.             {

  1868.                 handlePtr->fWaitForReadyMsg = true;

  1869.                 return handlePtr->fUiServer.getRemoteWinId();

  1870.             }

  1871.             return 0;

  1872.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1873.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1874.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1875.             return 0;

  1876.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1877.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1878.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1879.             return 0;

  1880.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1881.             handlePtr->offlineModeChanged(value != 0);

  1882.             return 0;

  1883.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1884.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1885.             return 0;

  1886.         }

  1887. 

  1888.         return 0;

  1889. 

  1890.         // unused

  1891.         (void)index;

  1892.         (void)ptr;

  1893.     }

  1894. 

  1895.     // -------------------------------------------------------------------

  1896. 

  1897.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1898.     {

  1899.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1900.     }

  1901. 

  1902.     // -------------------------------------------------------------------

  1903. 

  1904.     #undef handlePtr

  1905. 

  1906. private:

  1907.     const NativeHostDescriptor* const pHost;

  1908. 

  1909. #if ! (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))

  1910.     const bool kNeedsJuceMsgThread;

  1911.     const SharedResourcePointer<SharedMessageThread> fJuceMsgThread;

  1912. #endif

  1913. 

  1914.     const bool kIsPatchbay; // rack if false

  1915.     bool fIsActive, fIsRunning;

  1916.     CarlaEngineNativeUI fUiServer;

  1917. 

  1918.     bool fOptionsForced;

  1919.     bool fWaitForReadyMsg;

  1920.     char fTmpBuf[STR_MAX+1];

  1921. 

  1922.     CarlaPlugin* _getFirstPlugin() const noexcept

  1923.     {

  1924.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1925.             return nullptr;

  1926. 

  1927.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1928. 

  1929.         if (plugin == nullptr || ! plugin->isEnabled())

  1930.             return nullptr;

  1931. 

  1932.         return pData->plugins[0].plugin;

  1933.     }

  1934. 

  1935.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1936. };

  1937. 

  1938. // -----------------------------------------------------------------------

  1939. 

  1940. static const NativePluginDescriptor carlaRackDesc = {

  1941.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1942.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1943.                                                   |NATIVE_PLUGIN_HAS_UI

  1944.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1945.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1946.                                                   |NATIVE_PLUGIN_USES_STATE

  1947.                                                   |NATIVE_PLUGIN_USES_TIME),

  1948.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1949.     /* audioIns  */ 2,

  1950.     /* audioOuts */ 2,

  1951.     /* midiIns   */ 1,

  1952.     /* midiOuts  */ 1,

  1953.     /* paramIns  */ 0,

  1954.     /* paramOuts */ 0,

  1955.     /* name      */ "Carla-Rack",

  1956.     /* label     */ "carlarack",

  1957.     /* maker     */ "falkTX",

  1958.     /* copyright */ "GNU GPL v2+",

  1959.     CarlaEngineNative::_instantiateRack,

  1960.     CarlaEngineNative::_cleanup,

  1961.     CarlaEngineNative::_get_parameter_count,

  1962.     CarlaEngineNative::_get_parameter_info,

  1963.     CarlaEngineNative::_get_parameter_value,

  1964.     CarlaEngineNative::_get_midi_program_count,

  1965.     CarlaEngineNative::_get_midi_program_info,

  1966.     CarlaEngineNative::_set_parameter_value,

  1967.     CarlaEngineNative::_set_midi_program,

  1968.     /* _set_custom_data        */ nullptr,

  1969.     CarlaEngineNative::_ui_show,

  1970.     CarlaEngineNative::_ui_idle,

  1971.     /* _ui_set_parameter_value */ nullptr,

  1972.     /* _ui_set_midi_program    */ nullptr,

  1973.     /* _ui_set_custom_data     */ nullptr,

  1974.     CarlaEngineNative::_activate,

  1975.     CarlaEngineNative::_deactivate,

  1976.     CarlaEngineNative::_process,

  1977.     CarlaEngineNative::_get_state,

  1978.     CarlaEngineNative::_set_state,

  1979.     CarlaEngineNative::_dispatcher

  1980. };

  1981. 

  1982. static const NativePluginDescriptor carlaPatchbayDesc = {

  1983.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1984.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1985.                                                   |NATIVE_PLUGIN_HAS_UI

  1986.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1987.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  1988.                                                   |NATIVE_PLUGIN_USES_STATE

  1989.                                                   |NATIVE_PLUGIN_USES_TIME),

  1990.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1991.     /* audioIns  */ 2,

  1992.     /* audioOuts */ 2,

  1993.     /* midiIns   */ 1,

  1994.     /* midiOuts  */ 1,

  1995.     /* paramIns  */ 0,

  1996.     /* paramOuts */ 0,

  1997.     /* name      */ "Carla-Patchbay",

  1998.     /* label     */ "carlapatchbay",

  1999.     /* maker     */ "falkTX",

  2000.     /* copyright */ "GNU GPL v2+",

  2001.     CarlaEngineNative::_instantiatePatchbay,

  2002.     CarlaEngineNative::_cleanup,

  2003.     CarlaEngineNative::_get_parameter_count,

  2004.     CarlaEngineNative::_get_parameter_info,

  2005.     CarlaEngineNative::_get_parameter_value,

  2006.     CarlaEngineNative::_get_midi_program_count,

  2007.     CarlaEngineNative::_get_midi_program_info,

  2008.     CarlaEngineNative::_set_parameter_value,

  2009.     CarlaEngineNative::_set_midi_program,

  2010.     /* _set_custom_data        */ nullptr,

  2011.     CarlaEngineNative::_ui_show,

  2012.     CarlaEngineNative::_ui_idle,

  2013.     /* _ui_set_parameter_value */ nullptr,

  2014.     /* _ui_set_midi_program    */ nullptr,

  2015.     /* _ui_set_custom_data     */ nullptr,

  2016.     CarlaEngineNative::_activate,

  2017.     CarlaEngineNative::_deactivate,

  2018.     CarlaEngineNative::_process,

  2019.     CarlaEngineNative::_get_state,

  2020.     CarlaEngineNative::_set_state,

  2021.     CarlaEngineNative::_dispatcher

  2022. };

  2023. 

  2024. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2025.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2026.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2027.                                                   |NATIVE_PLUGIN_HAS_UI

  2028.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2029.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2030.                                                   |NATIVE_PLUGIN_USES_STATE

  2031.                                                   |NATIVE_PLUGIN_USES_TIME),

  2032.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2033.     /* audioIns  */ 3,

  2034.     /* audioOuts */ 2,

  2035.     /* midiIns   */ 1,

  2036.     /* midiOuts  */ 1,

  2037.     /* paramIns  */ 0,

  2038.     /* paramOuts */ 0,

  2039.     /* name      */ "Carla-Patchbay (sidechain)",

  2040.     /* label     */ "carlapatchbay3s",

  2041.     /* maker     */ "falkTX",

  2042.     /* copyright */ "GNU GPL v2+",

  2043.     CarlaEngineNative::_instantiatePatchbay3s,

  2044.     CarlaEngineNative::_cleanup,

  2045.     CarlaEngineNative::_get_parameter_count,

  2046.     CarlaEngineNative::_get_parameter_info,

  2047.     CarlaEngineNative::_get_parameter_value,

  2048.     CarlaEngineNative::_get_midi_program_count,

  2049.     CarlaEngineNative::_get_midi_program_info,

  2050.     CarlaEngineNative::_set_parameter_value,

  2051.     CarlaEngineNative::_set_midi_program,

  2052.     /* _set_custom_data        */ nullptr,

  2053.     CarlaEngineNative::_ui_show,

  2054.     CarlaEngineNative::_ui_idle,

  2055.     /* _ui_set_parameter_value */ nullptr,

  2056.     /* _ui_set_midi_program    */ nullptr,

  2057.     /* _ui_set_custom_data     */ nullptr,

  2058.     CarlaEngineNative::_activate,

  2059.     CarlaEngineNative::_deactivate,

  2060.     CarlaEngineNative::_process,

  2061.     CarlaEngineNative::_get_state,

  2062.     CarlaEngineNative::_set_state,

  2063.     CarlaEngineNative::_dispatcher

  2064. };

  2065. 

  2066. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2067.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2068.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2069.                                                   |NATIVE_PLUGIN_HAS_UI

  2070.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2071.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2072.                                                   |NATIVE_PLUGIN_USES_STATE

  2073.                                                   |NATIVE_PLUGIN_USES_TIME),

  2074.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2075.     /* audioIns  */ 16,

  2076.     /* audioOuts */ 16,

  2077.     /* midiIns   */ 1,

  2078.     /* midiOuts  */ 1,

  2079.     /* paramIns  */ 0,

  2080.     /* paramOuts */ 0,

  2081.     /* name      */ "Carla-Patchbay (16chan)",

  2082.     /* label     */ "carlapatchbay16",

  2083.     /* maker     */ "falkTX",

  2084.     /* copyright */ "GNU GPL v2+",

  2085.     CarlaEngineNative::_instantiatePatchbay16,

  2086.     CarlaEngineNative::_cleanup,

  2087.     CarlaEngineNative::_get_parameter_count,

  2088.     CarlaEngineNative::_get_parameter_info,

  2089.     CarlaEngineNative::_get_parameter_value,

  2090.     CarlaEngineNative::_get_midi_program_count,

  2091.     CarlaEngineNative::_get_midi_program_info,

  2092.     CarlaEngineNative::_set_parameter_value,

  2093.     CarlaEngineNative::_set_midi_program,

  2094.     /* _set_custom_data        */ nullptr,

  2095.     CarlaEngineNative::_ui_show,

  2096.     CarlaEngineNative::_ui_idle,

  2097.     /* _ui_set_parameter_value */ nullptr,

  2098.     /* _ui_set_midi_program    */ nullptr,

  2099.     /* _ui_set_custom_data     */ nullptr,

  2100.     CarlaEngineNative::_activate,

  2101.     CarlaEngineNative::_deactivate,

  2102.     CarlaEngineNative::_process,

  2103.     CarlaEngineNative::_get_state,

  2104.     CarlaEngineNative::_set_state,

  2105.     CarlaEngineNative::_dispatcher

  2106. };

  2107. 

  2108. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2109.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2110.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2111.                                                   |NATIVE_PLUGIN_HAS_UI

  2112.                                                   //|NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  2113.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2114.                                                   |NATIVE_PLUGIN_USES_STATE

  2115.                                                   |NATIVE_PLUGIN_USES_TIME),

  2116.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2117.     /* audioIns  */ 32,

  2118.     /* audioOuts */ 32,

  2119.     /* midiIns   */ 1,

  2120.     /* midiOuts  */ 1,

  2121.     /* paramIns  */ 0,

  2122.     /* paramOuts */ 0,

  2123.     /* name      */ "Carla-Patchbay (32chan)",

  2124.     /* label     */ "carlapatchbay32",

  2125.     /* maker     */ "falkTX",

  2126.     /* copyright */ "GNU GPL v2+",

  2127.     CarlaEngineNative::_instantiatePatchbay32,

  2128.     CarlaEngineNative::_cleanup,

  2129.     CarlaEngineNative::_get_parameter_count,

  2130.     CarlaEngineNative::_get_parameter_info,

  2131.     CarlaEngineNative::_get_parameter_value,

  2132.     CarlaEngineNative::_get_midi_program_count,

  2133.     CarlaEngineNative::_get_midi_program_info,

  2134.     CarlaEngineNative::_set_parameter_value,

  2135.     CarlaEngineNative::_set_midi_program,

  2136.     /* _set_custom_data        */ nullptr,

  2137.     CarlaEngineNative::_ui_show,

  2138.     CarlaEngineNative::_ui_idle,

  2139.     /* _ui_set_parameter_value */ nullptr,

  2140.     /* _ui_set_midi_program    */ nullptr,

  2141.     /* _ui_set_custom_data     */ nullptr,

  2142.     CarlaEngineNative::_activate,

  2143.     CarlaEngineNative::_deactivate,

  2144.     CarlaEngineNative::_process,

  2145.     CarlaEngineNative::_get_state,

  2146.     CarlaEngineNative::_set_state,

  2147.     CarlaEngineNative::_dispatcher

  2148. };

  2149. 

  2150. CARLA_BACKEND_END_NAMESPACE

  2151. 

  2152. // -----------------------------------------------------------------------

  2153. 

  2154. CARLA_EXPORT

  2155. void carla_register_native_plugin_carla();

  2156. 

  2157. void carla_register_native_plugin_carla()

  2158. {

  2159.     CARLA_BACKEND_USE_NAMESPACE;

  2160.     carla_register_native_plugin(&carlaRackDesc);

  2161.     carla_register_native_plugin(&carlaPatchbayDesc);

  2162.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2163.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2164.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2165. }

  2166. 

  2167. // -----------------------------------------------------------------------

  2168. 

  2169. CARLA_EXPORT

  2170. const NativePluginDescriptor* carla_get_native_rack_plugin();

  2171. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2172. {

  2173.     CARLA_BACKEND_USE_NAMESPACE;

  2174.     return &carlaRackDesc;

  2175. }

  2176. 

  2177. CARLA_EXPORT

  2178. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  2179. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2180. {

  2181.     CARLA_BACKEND_USE_NAMESPACE;

  2182.     return &carlaPatchbayDesc;

  2183. }

  2184. 

  2185. // -----------------------------------------------------------------------

  2186. // Extra stuff for linking purposes

  2187. 

  2188. #ifdef CARLA_PLUGIN_EXPORT

  2189. 

  2190. CARLA_BACKEND_START_NAMESPACE

  2191. 

  2192. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2193. 

  2194. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  2195. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2196. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2197. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2198. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2199. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2200. # else

  2201. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2202. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2203. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2204. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2205. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2206. # endif

  2207. 

  2208. CARLA_BACKEND_END_NAMESPACE

  2209. 

  2210. #include "CarlaHostCommon.cpp"

  2211. #include "CarlaPluginUI.cpp"

  2212. #include "CarlaDssiUtils.cpp"

  2213. #include "CarlaPatchbayUtils.cpp"

  2214. #include "CarlaPipeUtils.cpp"

  2215. #include "CarlaStateUtils.cpp"

  2216. #include "CarlaJuceAudioProcessors.cpp"

  2217. 

  2218. #endif

  2219. 

  2220. // -----------------------------------------------------------------------