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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) 2011-2019 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_ALTERNATIVE_ARCH

  21. # error This file should not be compiled if building alternative-arch bridges

  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. #include "CarlaNativePlugin.h"

  37. 

  38. #if defined(USING_JUCE) && ! (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))

  39. # if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  40. #  pragma GCC diagnostic push

  41. #  pragma GCC diagnostic ignored "-Wconversion"

  42. #  pragma GCC diagnostic ignored "-Weffc++"

  43. #  pragma GCC diagnostic ignored "-Wsign-conversion"

  44. #  pragma GCC diagnostic ignored "-Wundef"

  45. #  pragma GCC diagnostic ignored "-Wzero-as-null-pointer-constant"

  46. # endif

  47. # include "AppConfig.h"

  48. # include "juce_events/juce_events.h"

  49. # define USE_JUCE_MESSAGE_THREAD

  50. # if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  51. #  pragma GCC diagnostic pop

  52. # endif

  53. #endif

  54. 

  55. #include "water/files/File.h"

  56. #include "water/streams/MemoryOutputStream.h"

  57. #include "water/xml/XmlDocument.h"

  58. #include "water/xml/XmlElement.h"

  59. 

  60. using water::File;

  61. using water::MemoryOutputStream;

  62. using water::String;

  63. using water::XmlDocument;

  64. using water::XmlElement;

  65. 

  66. CARLA_BACKEND_START_NAMESPACE

  67. 

  68. // -----------------------------------------------------------------------

  69. 

  70. #ifdef USE_JUCE_MESSAGE_THREAD

  71. static int numScopedInitInstances = 0;

  72. 

  73. class SharedJuceMessageThread : public juce::Thread

  74. {

  75. public:

  76.     SharedJuceMessageThread()

  77.       : juce::Thread ("SharedJuceMessageThread"),

  78.         initialised (false) {}

  79. 

  80.     ~SharedJuceMessageThread()

  81.     {

  82.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  83. 

  84.         // in case something fails

  85.         juce::MessageManager::getInstance()->stopDispatchLoop();

  86.         waitForThreadToExit (5000);

  87.     }

  88. 

  89.     void incRef()

  90.     {

  91.         if (numScopedInitInstances++ == 0)

  92.         {

  93.             startThread (7);

  94. 

  95.             while (! initialised)

  96.                 juce::Thread::sleep (1);

  97.         }

  98.     }

  99. 

  100.     void decRef()

  101.     {

  102.         if (--numScopedInitInstances == 0)

  103.         {

  104.             juce::MessageManager::getInstance()->stopDispatchLoop();

  105.             waitForThreadToExit (5000);

  106.         }

  107.     }

  108. 

  109. protected:

  110.     void run() override

  111.     {

  112.         const juce::ScopedJuceInitialiser_GUI juceInitialiser;

  113. 

  114.         juce::MessageManager::getInstance()->setCurrentThreadAsMessageThread();

  115.         initialised = true;

  116. 

  117.         juce::MessageManager::getInstance()->runDispatchLoop();

  118.     }

  119. 

  120. private:

  121.     volatile bool initialised;

  122. 

  123.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(SharedJuceMessageThread);

  124. };

  125. #endif

  126. 

  127. // -----------------------------------------------------------------------

  128. 

  129. class CarlaEngineNativeUI : public CarlaExternalUI

  130. {

  131. public:

  132.     CarlaEngineNativeUI(CarlaEngine* const engine)

  133.         : fEngine(engine)

  134.     {

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

  136.     }

  137. 

  138.     ~CarlaEngineNativeUI() noexcept override

  139.     {

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

  141.     }

  142. 

  143. protected:

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

  145.     {

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

  147.             return true;

  148. 

  149.         bool ok = true;

  150. 

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

  152.         {

  153.             uint32_t option;

  154.             int32_t value;

  155.             const char* valueStr = nullptr;

  156. 

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

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

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

  160. 

  161.             try {

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

  163.             } CARLA_SAFE_EXCEPTION("setOption");

  164. 

  165.             if (valueStr != nullptr)

  166.                 delete[] valueStr;

  167.         }

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

  169.         {

  170.             fEngine->clearXruns();

  171.         }

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

  173.         {

  174.             fEngine->setActionCanceled(true);

  175.         }

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

  177.         {

  178.             const char* filename;

  179. 

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

  181. 

  182.             try {

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

  184.             } CARLA_SAFE_EXCEPTION("loadFile");

  185. 

  186.             delete[] filename;

  187.         }

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

  189.         {

  190.             const char* filename;

  191. 

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

  193. 

  194.             try {

  195.                 ok = fEngine->loadProject(filename, true);

  196.             } CARLA_SAFE_EXCEPTION("loadProject");

  197. 

  198.             delete[] filename;

  199.         }

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

  201.         {

  202.             const char* filename;

  203. 

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

  205. 

  206.             try {

  207.                 ok = fEngine->saveProject(filename, true);

  208.             } CARLA_SAFE_EXCEPTION("saveProject");

  209. 

  210.             delete[] filename;

  211.         }

  212.         else if (std::strcmp(msg, "clear_project_filename") == 0)

  213.         {

  214.             fEngine->clearCurrentProjectFilename();

  215.         }

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

  217.         {

  218.             uint32_t groupA, portA, groupB, portB;

  219. 

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

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

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

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

  224. 

  225.             try {

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

  227.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  228.         }

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

  230.         {

  231.             uint32_t connectionId;

  232. 

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

  234. 

  235.             try {

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

  237.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  238.         }

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

  240.         {

  241.             bool external;

  242.             CARLA_SAFE_ASSERT_RETURN(readNextLineAsBool(external), true);

  243. 

  244.             try {

  245.                 ok = fEngine->patchbayRefresh(external);

  246.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  247.         }

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

  249.         {

  250.             fEngine->transportPlay();

  251.         }

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

  253.         {

  254.             fEngine->transportPause();

  255.         }

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

  257.         {

  258.             double bpm;

  259. 

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

  261. 

  262.             fEngine->transportBPM(bpm);

  263.         }

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

  265.         {

  266.             uint64_t frame;

  267. 

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

  269. 

  270.             fEngine->transportRelocate(frame);

  271.         }

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

  273.         {

  274.             uint32_t btype, ptype;

  275.             const char* filename = nullptr;

  276.             const char* name;

  277.             const char* label;

  278.             int64_t uniqueId;

  279.             uint options;

  280. 

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

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

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

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

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

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

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

  288. 

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

  290.             {

  291.                 delete[] filename;

  292.                 filename = nullptr;

  293.             }

  294. 

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

  296.             {

  297.                 delete[] name;

  298.                 name = nullptr;

  299.             }

  300. 

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

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

  303. 

  304.             if (filename != nullptr)

  305.                 delete[] filename;

  306.             if (name != nullptr)

  307.                 delete[] name;

  308.             delete[] label;

  309.         }

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

  311.         {

  312.             uint32_t pluginId;

  313. 

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

  315. 

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

  317.         }

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

  319.         {

  320.             ok = fEngine->removeAllPlugins();

  321.         }

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

  323.         {

  324.             uint32_t pluginId;

  325.             const char* newName;

  326. 

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

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

  329. 

  330.             // TODO

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

  332. 

  333.             delete[] newName;

  334.         }

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

  336.         {

  337.             uint32_t pluginId;

  338. 

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

  340. 

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

  342.         }

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

  344.         {

  345.             uint32_t pluginId;

  346. 

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

  348. 

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

  350.         }

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

  352.         {

  353.             uint32_t pluginIdA, pluginIdB;

  354. 

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

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

  357. 

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

  359.         }

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

  361.         {

  362.             uint32_t pluginId;

  363.             const char* filename;

  364. 

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

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

  367. 

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

  369.                 plugin->loadStateFromFile(filename);

  370. 

  371.             delete[] filename;

  372.         }

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

  374.         {

  375.             uint32_t pluginId;

  376.             const char* filename;

  377. 

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

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

  380. 

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

  382.                 plugin->saveStateToFile(filename);

  383. 

  384.             delete[] filename;

  385.         }

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

  387.         {

  388.             uint32_t pluginId, option;

  389.             bool yesNo;

  390. 

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

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

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

  394. 

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

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

  397.         }

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

  399.         {

  400.             uint32_t pluginId;

  401.             bool onOff;

  402. 

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

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

  405. 

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

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

  408.         }

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

  410.         {

  411.             uint32_t pluginId;

  412.             float value;

  413. 

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

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

  416. 

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

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

  419.         }

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

  421.         {

  422.             uint32_t pluginId;

  423.             float value;

  424. 

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

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

  427. 

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

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

  430.         }

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

  432.         {

  433.             uint32_t pluginId;

  434.             float value;

  435. 

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

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

  438. 

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

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

  441.         }

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

  443.         {

  444.             uint32_t pluginId;

  445.             float value;

  446. 

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

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

  449. 

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

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

  452.         }

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

  454.         {

  455.             uint32_t pluginId;

  456.             float value;

  457. 

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

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

  460. 

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

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

  463.         }

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

  465.         {

  466.             uint32_t pluginId;

  467.             int32_t channel;

  468. 

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

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

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

  472. 

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

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

  475.         }

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

  477.         {

  478.             uint32_t pluginId, parameterId;

  479.             float value;

  480. 

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

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

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

  484. 

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

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

  487.         }

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

  489.         {

  490.             uint32_t pluginId, parameterId, channel;

  491. 

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

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

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

  495.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  496. 

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

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

  499.         }

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

  501.         {

  502.             uint32_t pluginId, parameterId;

  503.             int32_t cc;

  504. 

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

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

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

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

  509. 

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

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

  512.         }

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

  514.         {

  515.             uint32_t pluginId;

  516.             int32_t index;

  517. 

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

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

  520. 

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

  522.             {

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

  524.                 _updateParamValues(plugin, pluginId);

  525.             }

  526.         }

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

  528.         {

  529.             uint32_t pluginId;

  530.             int32_t index;

  531. 

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

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

  534. 

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

  536.             {

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

  538.                 _updateParamValues(plugin, pluginId);

  539.             }

  540.         }

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

  542.         {

  543.             uint32_t pluginId;

  544.             const char* type;

  545.             const char* key;

  546.             const char* value;

  547. 

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

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

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

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

  552. 

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

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

  555. 

  556.             delete[] type;

  557.             delete[] key;

  558.             delete[] value;

  559.         }

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

  561.         {

  562.             uint32_t pluginId;

  563.             const char* cdata;

  564. 

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

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

  567. 

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

  569.             {

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

  571. #ifdef CARLA_PROPER_CPP11_SUPPORT

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

  573. #else

  574.                 plugin->setChunkData(&chunk.front(), chunk.size());

  575. #endif

  576.             }

  577. 

  578.             delete[] cdata;

  579.         }

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

  581.         {

  582.             uint32_t pluginId;

  583. 

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

  585. 

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

  587.                 plugin->prepareForSave();

  588.         }

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

  590.         {

  591.             uint32_t pluginId;

  592. 

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

  594. 

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

  596.                 plugin->resetParameters();

  597.         }

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

  599.         {

  600.             uint32_t pluginId;

  601. 

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

  603. 

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

  605.                 plugin->randomizeParameters();

  606.         }

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

  608.         {

  609.             uint32_t pluginId, channel, note, velocity;

  610. 

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

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

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

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

  615.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  616.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  617.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  618. 

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

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

  621.         }

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

  623.         {

  624.             uint32_t pluginId;

  625.             bool yesNo;

  626. 

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

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

  629. 

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

  631.                 plugin->showCustomUI(yesNo);

  632.         }

  633.         else

  634.         {

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

  636.             return false;

  637.         }

  638. 

  639.         if (! ok)

  640.         {

  641.             const CarlaMutexLocker cml(getPipeLock());

  642. 

  643.             if (writeMessage("error\n", 6) && writeAndFixMessage(fEngine->getLastError()))

  644.                 flushMessages();

  645.         }

  646. 

  647.         return true;

  648.     }

  649. 

  650. private:

  651.     CarlaEngine* const fEngine;

  652. 

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

  654.     {

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

  656.             fEngine->callback(true, true,

  657.                               ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  658.                               pluginId,

  659.                               static_cast<int>(i),

  660.                               0, 0,

  661.                               plugin->getParameterValue(i),

  662.                               nullptr);

  663.         }

  664.     }

  665. 

  666.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  667. };

  668. 

  669. // -----------------------------------------------------------------------

  670. 

  671. class CarlaEngineNative : public CarlaEngine

  672. {

  673. public:

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

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

  676.         : CarlaEngine(),

  677.           pHost(host),

  678. #ifdef USE_JUCE_MESSAGE_THREAD

  679.           // if not running inside Carla, we will have to run event loop ourselves

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

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

  682.           fJuceMsgThread(),

  683. #endif

  684.           kIsPatchbay(isPatchbay),

  685.           kHasMidiOut(withMidiOut),

  686.           fIsActive(false),

  687.           fIsRunning(false),

  688.           fUiServer(this),

  689.           fOptionsForced(false)

  690.     {

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

  692. 

  693. #ifdef USE_JUCE_MESSAGE_THREAD

  694.         if (kNeedsJuceMsgThread)

  695.             fJuceMsgThread->incRef();

  696. #endif

  697. 

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

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

  700.         pData->initTime(nullptr);

  701. 

  702. #ifndef BUILD_BRIDGE

  703.         // Forced OSC setup when running as plugin

  704.         pData->options.oscEnabled = true;

  705.         pData->options.oscPortTCP = -1;

  706.         pData->options.oscPortUDP = 0;

  707. #endif

  708. 

  709.         if (outChan == 0)

  710.             outChan = inChan;

  711. 

  712.         // set-up engine

  713.         if (kIsPatchbay)

  714.         {

  715.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  716.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  717.             pData->options.forceStereo         = false;

  718.             pData->options.preferPluginBridges = false;

  719.             pData->options.preferUiBridges     = false;

  720.             init("Carla-Patchbay");

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

  722.         }

  723.         else

  724.         {

  725.             CARLA_SAFE_ASSERT(inChan == 2);

  726.             CARLA_SAFE_ASSERT(outChan == 2);

  727.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  728.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  729.             pData->options.forceStereo         = true;

  730.             pData->options.preferPluginBridges = false;

  731.             pData->options.preferUiBridges     = false;

  732.             init("Carla-Rack");

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

  734.         }

  735. 

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

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

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

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

  740. 

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

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

  743. 

  744.         setCallback(_ui_server_callback, this);

  745.         setFileCallback(_ui_file_callback, this);

  746.     }

  747. 

  748.     ~CarlaEngineNative() override

  749.     {

  750.         CARLA_SAFE_ASSERT(! fIsActive);

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

  752. 

  753.         pData->aboutToClose = true;

  754.         fIsRunning = false;

  755. 

  756.         removeAllPlugins();

  757.         //runPendingRtEvents();

  758.         close();

  759. 

  760.         pData->graph.destroy();

  761. 

  762. #ifdef USE_JUCE_MESSAGE_THREAD

  763.         if (kNeedsJuceMsgThread)

  764.             fJuceMsgThread->decRef();

  765. #endif

  766. 

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

  768.     }

  769. 

  770. protected:

  771.     // -------------------------------------

  772.     // CarlaEngine virtual calls

  773. 

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

  775.     {

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

  777. 

  778.         fIsRunning = true;

  779. 

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

  781.         {

  782.             close();

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

  784.             return false;

  785.         }

  786. 

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

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

  789. 

  790.         return true;

  791.     }

  792. 

  793.     bool close() override

  794.     {

  795.         fIsRunning = false;

  796.         CarlaEngine::close();

  797.         return true;

  798.     }

  799. 

  800.     bool isRunning() const noexcept override

  801.     {

  802.         return fIsRunning;

  803.     }

  804. 

  805.     bool isOffline() const noexcept override

  806.     {

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

  808.     }

  809. 

  810.     bool usesConstantBufferSize() const noexcept override

  811.     {

  812.         // TODO LV2 hosts can report this, till then we allow this

  813.         return true;

  814.     }

  815. 

  816.     EngineType getType() const noexcept override

  817.     {

  818.         return kEngineTypePlugin;

  819.     }

  820. 

  821.     const char* getCurrentDriverName() const noexcept override

  822.     {

  823.         return "Plugin";

  824.     }

  825. 

  826.     void callback(const bool sendHost, const bool sendOsc,

  827.                   const EngineCallbackOpcode action, const uint pluginId,

  828.                   const int value1, const int value2, const int value3,

  829.                   const float valuef, const char* const valueStr) noexcept override

  830.     {

  831.         CarlaEngine::callback(sendHost, sendOsc, action, pluginId, value1, value2, value3, valuef, valueStr);

  832. 

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

  834.             pHost->dispatcher(pHost->handle,

  835.                               NATIVE_HOST_OPCODE_HOST_IDLE,

  836.                               0, 0, nullptr, 0.0f);

  837.         }

  838.     }

  839. 

  840.     // -------------------------------------------------------------------

  841. 

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

  843.     {

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

  845.         {

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

  847.             return retName;

  848.         }

  849. 

  850.         return nullptr;

  851.     }

  852. 

  853.     // -------------------------------------------------------------------

  854. 

  855.     void bufferSizeChanged(const uint32_t newBufferSize)

  856.     {

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

  858.             return;

  859. 

  860.         {

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

  862. 

  863.             if (fUiServer.writeAndFixMessage("buffer-size"))

  864.             {

  865.                 char tmpBuf[STR_MAX];

  866.                 carla_zeroChars(tmpBuf, STR_MAX);

  867. 

  868.                 std::sprintf(tmpBuf, "%i\n", newBufferSize);

  869. 

  870.                 if (fUiServer.writeMessage(tmpBuf))

  871.                     fUiServer.flushMessages();

  872.             }

  873.         }

  874. 

  875.         pData->bufferSize = newBufferSize;

  876.         CarlaEngine::bufferSizeChanged(newBufferSize);

  877.     }

  878. 

  879.     void sampleRateChanged(const double newSampleRate)

  880.     {

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

  882.             return;

  883. 

  884.         {

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

  886. 

  887.             if (fUiServer.writeAndFixMessage("sample-rate"))

  888.             {

  889.                 char tmpBuf[STR_MAX];

  890.                 carla_zeroChars(tmpBuf, STR_MAX);

  891. 

  892.                 {

  893.                     const CarlaScopedLocale csl;

  894.                     std::sprintf(tmpBuf, "%f\n", newSampleRate);

  895.                 }

  896. 

  897.                 if (fUiServer.writeMessage(tmpBuf))

  898.                     fUiServer.flushMessages();

  899.             }

  900.         }

  901. 

  902.         pData->sampleRate = newSampleRate;

  903.         CarlaEngine::sampleRateChanged(newSampleRate);

  904.     }

  905. 

  906.     // -------------------------------------------------------------------

  907. 

  908.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  909.     {

  910.         char tmpBuf[STR_MAX];

  911.         carla_zeroChars(tmpBuf, STR_MAX);

  912. 

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

  914. 

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

  916. 

  917.         std::sprintf(tmpBuf, "PLUGIN_INFO_%i\n", pluginId);

  918.         if (! fUiServer.writeMessage(tmpBuf))

  919.             return;

  920. 

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

  922.         if (! fUiServer.writeMessage(tmpBuf))

  923.             return;

  924. 

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

  926.         {

  927.             std::sprintf(tmpBuf, "%s", filename);

  928.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  929.                 return;

  930.         }

  931.         else

  932.         {

  933.             if (! fUiServer.writeMessage("\n"))

  934.                 return;

  935.         }

  936. 

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

  938.         {

  939.             std::sprintf(tmpBuf, "%s", name);

  940.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  941.                 return;

  942.         }

  943.         else

  944.         {

  945.             if (! fUiServer.writeMessage("\n"))

  946.                 return;

  947.         }

  948. 

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

  950.         {

  951.             std::sprintf(tmpBuf, "%s", iconName);

  952.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  953.                 return;

  954.         }

  955.         else

  956.         {

  957.             if (! fUiServer.writeMessage("\n"))

  958.                 return;

  959.         }

  960. 

  961.         plugin->getRealName(tmpBuf);

  962.         if (! fUiServer.writeAndFixMessage(tmpBuf))

  963.             return;

  964. 

  965.         plugin->getLabel(tmpBuf);

  966.         if (! fUiServer.writeAndFixMessage(tmpBuf))

  967.             return;

  968. 

  969.         plugin->getMaker(tmpBuf);

  970.         if (! fUiServer.writeAndFixMessage(tmpBuf))

  971.             return;

  972. 

  973.         plugin->getCopyright(tmpBuf);

  974.         if (! fUiServer.writeAndFixMessage(tmpBuf))

  975.             return;

  976. 

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

  978.         if (! fUiServer.writeMessage(tmpBuf))

  979.             return;

  980. 

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

  982.         if (! fUiServer.writeMessage(tmpBuf))

  983.             return;

  984. 

  985.         fUiServer.flushMessages();

  986.     }

  987. 

  988.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  989.     {

  990.         char tmpBuf[STR_MAX];

  991.         carla_zeroChars(tmpBuf, STR_MAX);

  992. 

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

  994.         const CarlaScopedLocale csl;

  995. 

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

  997. 

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

  999.         {

  1000.             std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", pluginId, i);

  1001.             if (! fUiServer.writeMessage(tmpBuf))

  1002.                 return;

  1003. 

  1004.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getInternalParameterValue(i)));

  1005.             if (! fUiServer.writeMessage(tmpBuf))

  1006.                 return;

  1007. 

  1008.             fUiServer.flushMessages();

  1009.         }

  1010. 

  1011.         uint32_t ins, outs, count;

  1012.         plugin->getParameterCountInfo(ins, outs);

  1013.         count = plugin->getParameterCount();

  1014. 

  1015.         std::sprintf(tmpBuf, "PARAMETER_COUNT_%i:%i:%i:%i\n", pluginId, ins, outs, count);

  1016.         if (! fUiServer.writeMessage(tmpBuf))

  1017.             return;

  1018. 

  1019.         for (uint32_t i=0; i<count; ++i)

  1020.         {

  1021.             const ParameterData& paramData(plugin->getParameterData(i));

  1022.             const ParameterRanges& paramRanges(plugin->getParameterRanges(i));

  1023. 

  1024.             std::sprintf(tmpBuf, "PARAMETER_DATA_%i:%i\n", pluginId, i);

  1025.             if (! fUiServer.writeMessage(tmpBuf))

  1026.                 return;

  1027. 

  1028.             std::sprintf(tmpBuf, "%i:%i:%i:%i\n", paramData.type, paramData.hints, paramData.midiChannel, paramData.midiCC);

  1029.             if (! fUiServer.writeMessage(tmpBuf))

  1030.                 return;

  1031. 

  1032.             plugin->getParameterName(i, tmpBuf);

  1033.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1034.                 return;

  1035. 

  1036.             plugin->getParameterUnit(i, tmpBuf);

  1037.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1038.                 return;

  1039. 

  1040.             std::sprintf(tmpBuf, "PARAMETER_RANGES_%i:%i\n", pluginId, i);

  1041.             if (! fUiServer.writeMessage(tmpBuf))

  1042.                 return;

  1043. 

  1044.             std::sprintf(tmpBuf, "%f:%f:%f:%f:%f:%f\n",

  1045.                          static_cast<double>(paramRanges.def),

  1046.                          static_cast<double>(paramRanges.min),

  1047.                          static_cast<double>(paramRanges.max),

  1048.                          static_cast<double>(paramRanges.step),

  1049.                          static_cast<double>(paramRanges.stepSmall),

  1050.                          static_cast<double>(paramRanges.stepLarge));

  1051.             if (! fUiServer.writeMessage(tmpBuf))

  1052.                 return;

  1053. 

  1054.             std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", pluginId, i);

  1055.             if (! fUiServer.writeMessage(tmpBuf))

  1056.                 return;

  1057. 

  1058.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(i)));

  1059.             if (! fUiServer.writeMessage(tmpBuf))

  1060.                 return;

  1061.         }

  1062. 

  1063.         fUiServer.flushMessages();

  1064.     }

  1065. 

  1066.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  1067.     {

  1068.         char tmpBuf[STR_MAX];

  1069.         carla_zeroChars(tmpBuf, STR_MAX);

  1070. 

  1071.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1072. 

  1073.         const uint pluginId(plugin->getId());

  1074. 

  1075.         uint32_t count = plugin->getProgramCount();

  1076.         std::sprintf(tmpBuf, "PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentProgram());

  1077.         if (! fUiServer.writeMessage(tmpBuf))

  1078.             return;

  1079. 

  1080.         for (uint32_t i=0; i<count; ++i)

  1081.         {

  1082.             std::sprintf(tmpBuf, "PROGRAM_NAME_%i:%i\n", pluginId, i);

  1083.             if (! fUiServer.writeMessage(tmpBuf))

  1084.                 return;

  1085. 

  1086.             plugin->getProgramName(i, tmpBuf);

  1087.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1088.                 return;

  1089.         }

  1090. 

  1091.         fUiServer.flushMessages();

  1092. 

  1093.         count = plugin->getMidiProgramCount();

  1094.         std::sprintf(tmpBuf, "MIDI_PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentMidiProgram());

  1095.         if (! fUiServer.writeMessage(tmpBuf))

  1096.             return;

  1097. 

  1098.         for (uint32_t i=0; i<count; ++i)

  1099.         {

  1100.             std::sprintf(tmpBuf, "MIDI_PROGRAM_DATA_%i:%i\n", pluginId, i);

  1101.             if (! fUiServer.writeMessage(tmpBuf))

  1102.                 return;

  1103. 

  1104.             const MidiProgramData& mpData(plugin->getMidiProgramData(i));

  1105. 

  1106.             std::sprintf(tmpBuf, "%i:%i\n", mpData.bank, mpData.program);

  1107.             if (! fUiServer.writeMessage(tmpBuf))

  1108.                 return;

  1109. 

  1110.             std::sprintf(tmpBuf, "%s", mpData.name);

  1111.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1112.                 return;

  1113.         }

  1114. 

  1115.         fUiServer.flushMessages();

  1116.     }

  1117. 

  1118.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  1119.     {

  1120.         char tmpBuf[STR_MAX];

  1121.         carla_zeroChars(tmpBuf, STR_MAX);

  1122. 

  1123.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1124. 

  1125.         const uint pluginId(plugin->getId());

  1126. 

  1127.         uint32_t count = plugin->getCustomDataCount();

  1128.         std::sprintf(tmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  1129.         if (! fUiServer.writeMessage(tmpBuf))

  1130.             return;

  1131. 

  1132.         for (uint32_t i=0; i<count; ++i)

  1133.         {

  1134.             const CustomData& customData(plugin->getCustomData(i));

  1135.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1136. 

  1137.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  1138.                 continue;

  1139. 

  1140.             std::sprintf(tmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  1141.             if (! fUiServer.writeMessage(tmpBuf))

  1142.                 return;

  1143. 

  1144.             if (! fUiServer.writeAndFixMessage(customData.type))

  1145.                 return;

  1146.             if (! fUiServer.writeAndFixMessage(customData.key))

  1147.                 return;

  1148.             if (! fUiServer.writeAndFixMessage(customData.value))

  1149.                 return;

  1150.         }

  1151. 

  1152.         fUiServer.flushMessages();

  1153.     }

  1154. 

  1155.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId,

  1156.                           const int value1, const int value2, const int value3,

  1157.                           const float valuef, const char* const valueStr)

  1158.     {

  1159.         if (! fIsRunning)

  1160.             return;

  1161.         if (! fUiServer.isPipeRunning())

  1162.             return;

  1163. 

  1164.         CarlaPlugin* plugin;

  1165. 

  1166.         switch (action)

  1167.         {

  1168.         case ENGINE_CALLBACK_UPDATE:

  1169.             plugin = getPlugin(pluginId);

  1170. 

  1171.             if (plugin != nullptr && plugin->isEnabled())

  1172.             {

  1173.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1174.                 uiServerSendPluginProperties(plugin);

  1175.             }

  1176.             break;

  1177. 

  1178.         case ENGINE_CALLBACK_RELOAD_INFO:

  1179.             plugin = getPlugin(pluginId);

  1180. 

  1181.             if (plugin != nullptr && plugin->isEnabled())

  1182.             {

  1183.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1184.                 uiServerSendPluginInfo(plugin);

  1185.             }

  1186.             break;

  1187. 

  1188.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1189.             plugin = getPlugin(pluginId);

  1190. 

  1191.             if (plugin != nullptr && plugin->isEnabled())

  1192.             {

  1193.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1194.                 uiServerSendPluginParameters(plugin);

  1195.             }

  1196.             break;

  1197. 

  1198.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1199.             plugin = getPlugin(pluginId);

  1200. 

  1201.             if (plugin != nullptr && plugin->isEnabled())

  1202.             {

  1203.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1204.                 uiServerSendPluginPrograms(plugin);

  1205.             }

  1206.             break;

  1207. 

  1208.         case ENGINE_CALLBACK_RELOAD_ALL:

  1209.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1210.             plugin = getPlugin(pluginId);

  1211. 

  1212.             if (plugin != nullptr && plugin->isEnabled())

  1213.             {

  1214.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1215.                 uiServerSendPluginInfo(plugin);

  1216.                 uiServerSendPluginParameters(plugin);

  1217.                 uiServerSendPluginPrograms(plugin);

  1218.                 uiServerSendPluginProperties(plugin);

  1219.             }

  1220.             break;

  1221. 

  1222.         default:

  1223.             break;

  1224.         }

  1225. 

  1226.         char tmpBuf[STR_MAX];

  1227.         carla_zeroChars(tmpBuf, STR_MAX);

  1228. 

  1229.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1230. 

  1231.         std::sprintf(tmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1232.         if (! fUiServer.writeMessage(tmpBuf))

  1233.             return;

  1234.         std::sprintf(tmpBuf, "%u\n", pluginId);

  1235.         if (! fUiServer.writeMessage(tmpBuf))

  1236.             return;

  1237.         std::sprintf(tmpBuf, "%i\n", value1);

  1238.         if (! fUiServer.writeMessage(tmpBuf))

  1239.             return;

  1240.         std::sprintf(tmpBuf, "%i\n", value2);

  1241.         if (! fUiServer.writeMessage(tmpBuf))

  1242.             return;

  1243.         std::sprintf(tmpBuf, "%i\n", value3);

  1244.         if (! fUiServer.writeMessage(tmpBuf))

  1245.             return;

  1246.         {

  1247.             const CarlaScopedLocale csl;

  1248.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(valuef));

  1249.         }

  1250.         if (! fUiServer.writeMessage(tmpBuf))

  1251.             return;

  1252.         if (! fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : ""))

  1253.             return;

  1254. 

  1255.         fUiServer.flushMessages();

  1256.     }

  1257. 

  1258.     const char* uiFileCallback(FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  1259.     {

  1260.         switch (action)

  1261.         {

  1262.         case FILE_CALLBACK_DEBUG:

  1263.             return nullptr;

  1264. 

  1265.         case FILE_CALLBACK_OPEN:

  1266.             return pHost->ui_open_file(pHost->handle, isDir, title, filter);

  1267. 

  1268.         case FILE_CALLBACK_SAVE:

  1269.             return pHost->ui_save_file(pHost->handle, isDir, title, filter);

  1270.         }

  1271. 

  1272.         return nullptr;

  1273.     }

  1274. 

  1275.     void uiServerInfo()

  1276.     {

  1277.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1278.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1279. 

  1280.         char tmpBuf[STR_MAX];

  1281.         carla_zeroChars(tmpBuf, STR_MAX);

  1282. 

  1283.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1284. 

  1285. #if defined(HAVE_LIBLO) && !defined(BUILD_BRIDGE)

  1286.         if (! fUiServer.writeAndFixMessage("osc-urls"))

  1287.             return;

  1288.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP()))

  1289.             return;

  1290.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP()))

  1291.             return;

  1292. #endif

  1293. 

  1294.         if (! fUiServer.writeAndFixMessage("max-plugin-number"))

  1295.             return;

  1296.         std::sprintf(tmpBuf, "%i\n", pData->maxPluginNumber);

  1297.         if (! fUiServer.writeMessage(tmpBuf))

  1298.             return;

  1299. 

  1300.         if (! fUiServer.writeAndFixMessage("buffer-size"))

  1301.             return;

  1302.         std::sprintf(tmpBuf, "%i\n", pData->bufferSize);

  1303.         if (! fUiServer.writeMessage(tmpBuf))

  1304.             return;

  1305. 

  1306.         if (! fUiServer.writeAndFixMessage("sample-rate"))

  1307.             return;

  1308.         {

  1309.             const CarlaScopedLocale csl;

  1310.             std::sprintf(tmpBuf, "%f\n", pData->sampleRate);

  1311.         }

  1312.         if (! fUiServer.writeMessage(tmpBuf))

  1313.             return;

  1314. 

  1315.         fUiServer.flushMessages();

  1316.     }

  1317. 

  1318.     void uiServerOptions()

  1319.     {

  1320.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1321.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1322. 

  1323.         char tmpBuf[STR_MAX];

  1324.         carla_zeroChars(tmpBuf, STR_MAX);

  1325. 

  1326.         const EngineOptions& options(pData->options);

  1327.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1328. 

  1329.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1330.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1331. 

  1332.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1333.         if (! fUiServer.writeMessage(tmpBuf))

  1334.             return;

  1335.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1336.             return;

  1337.         std::sprintf(tmpBuf, "%i\n", options.processMode);

  1338.         if (! fUiServer.writeMessage(tmpBuf))

  1339.             return;

  1340.         fUiServer.flushMessages();

  1341. 

  1342.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1343.         if (! fUiServer.writeMessage(tmpBuf))

  1344.             return;

  1345.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1346.             return;

  1347.         std::sprintf(tmpBuf, "%i\n", options.transportMode);

  1348.         if (! fUiServer.writeMessage(tmpBuf))

  1349.             return;

  1350.         fUiServer.flushMessages();

  1351. 

  1352.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1353.         if (! fUiServer.writeMessage(tmpBuf))

  1354.             return;

  1355.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1356.             return;

  1357.         if (! fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n"))

  1358.             return;

  1359.         fUiServer.flushMessages();

  1360. 

  1361.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1362.         if (! fUiServer.writeMessage(tmpBuf))

  1363.             return;

  1364.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1365.             return;

  1366.         if (! fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n"))

  1367.             return;

  1368.         fUiServer.flushMessages();

  1369. 

  1370.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1371.         if (! fUiServer.writeMessage(tmpBuf))

  1372.             return;

  1373.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1374.             return;

  1375.         if (! fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n"))

  1376.             return;

  1377.         fUiServer.flushMessages();

  1378. 

  1379.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1380.         if (! fUiServer.writeMessage(tmpBuf))

  1381.             return;

  1382.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1383.             return;

  1384.         if (! fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n"))

  1385.             return;

  1386.         fUiServer.flushMessages();

  1387. 

  1388.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1389.         if (! fUiServer.writeMessage(tmpBuf))

  1390.             return;

  1391.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1392.             return;

  1393.         std::sprintf(tmpBuf, "%i\n", options.maxParameters);

  1394.         if (! fUiServer.writeMessage(tmpBuf))

  1395.             return;

  1396.         fUiServer.flushMessages();

  1397. 

  1398.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1399.         if (! fUiServer.writeMessage(tmpBuf))

  1400.             return;

  1401.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1402.             return;

  1403.         std::sprintf(tmpBuf, "%i\n", options.uiBridgesTimeout);

  1404.         if (! fUiServer.writeMessage(tmpBuf))

  1405.             return;

  1406.         fUiServer.flushMessages();

  1407. 

  1408.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1409.         if (! fUiServer.writeMessage(tmpBuf))

  1410.             return;

  1411.         if (! fUiServer.writeMessage("true\n", 5))

  1412.             return;

  1413.         std::sprintf(tmpBuf, "%s\n", options.binaryDir);

  1414.         if (! fUiServer.writeMessage(tmpBuf))

  1415.             return;

  1416.         fUiServer.flushMessages();

  1417. 

  1418.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1419.         if (! fUiServer.writeMessage(tmpBuf))

  1420.             return;

  1421.         if (! fUiServer.writeMessage("true\n", 5))

  1422.             return;

  1423.         std::sprintf(tmpBuf, "%s\n", options.resourceDir);

  1424.         if (! fUiServer.writeMessage(tmpBuf))

  1425.             return;

  1426.         fUiServer.flushMessages();

  1427.     }

  1428. 

  1429.     // -------------------------------------------------------------------

  1430.     // Plugin parameter calls

  1431. 

  1432.     uint32_t getParameterCount() const

  1433.     {

  1434.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1435.             return plugin->getParameterCount();

  1436. 

  1437.         return 0;

  1438.     }

  1439. 

  1440.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1441.     {

  1442.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1443.         {

  1444.             if (index < plugin->getParameterCount())

  1445.             {

  1446.                 static NativeParameter param;

  1447.                 static char strBufName[STR_MAX+1];

  1448.                 static char strBufUnit[STR_MAX+1];

  1449. 

  1450.                 const ParameterData& paramData(plugin->getParameterData(index));

  1451.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1452. 

  1453.                 plugin->getParameterName(index, strBufName);

  1454.                 plugin->getParameterUnit(index, strBufUnit);

  1455. 

  1456.                 uint hints = 0x0;

  1457. 

  1458.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1459.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1460.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1461.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1462.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1463.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1464.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1465.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1466.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1467.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1468.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1469.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1470. 

  1471.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1472.                 {

  1473.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1474.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1475.                     if (paramData.type == PARAMETER_OUTPUT)

  1476.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1477.                 }

  1478. 

  1479.                 param.hints = static_cast<NativeParameterHints>(hints);

  1480.                 param.name  = strBufName;

  1481.                 param.unit  = strBufUnit;

  1482.                 param.ranges.def = paramRanges.def;

  1483.                 param.ranges.min = paramRanges.min;

  1484.                 param.ranges.max = paramRanges.max;

  1485.                 param.ranges.step = paramRanges.step;

  1486.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1487.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1488.                 param.scalePointCount = 0; // TODO

  1489.                 param.scalePoints = nullptr;

  1490. 

  1491.                 return &param;

  1492.             }

  1493.         }

  1494. 

  1495.         return nullptr;

  1496.     }

  1497. 

  1498.     float getParameterValue(const uint32_t index) const

  1499.     {

  1500.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1501.         {

  1502.             if (index < plugin->getParameterCount())

  1503.                 return plugin->getParameterValue(index);

  1504.         }

  1505. 

  1506.         return 0.0f;

  1507.     }

  1508. 

  1509.     // -------------------------------------------------------------------

  1510.     // Plugin midi-program calls

  1511. 

  1512.     uint32_t getMidiProgramCount() const

  1513.     {

  1514.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1515.             return plugin->getMidiProgramCount();

  1516. 

  1517.         return 0;

  1518.     }

  1519. 

  1520.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1521.     {

  1522.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1523.         {

  1524.             if (index < plugin->getMidiProgramCount())

  1525.             {

  1526.                 static NativeMidiProgram midiProg;

  1527. 

  1528.                 {

  1529.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1530. 

  1531.                     midiProg.bank    = midiProgData.bank;

  1532.                     midiProg.program = midiProgData.program;

  1533.                     midiProg.name    = midiProgData.name;

  1534.                 }

  1535. 

  1536.                 return &midiProg;

  1537.             }

  1538.         }

  1539. 

  1540.         return nullptr;

  1541.     }

  1542. 

  1543.     // -------------------------------------------------------------------

  1544.     // Plugin state calls

  1545. 

  1546.     void setParameterValue(const uint32_t index, const float value)

  1547.     {

  1548.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1549.         {

  1550.             if (index < plugin->getParameterCount())

  1551.                 plugin->setParameterValue(index, value, false, false, false);

  1552.         }

  1553.     }

  1554. 

  1555.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1556.     {

  1557.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1558.             plugin->setMidiProgramById(bank, program, false, false, false);

  1559.     }

  1560. 

  1561.     // -------------------------------------------------------------------

  1562.     // Plugin process calls

  1563. 

  1564.     void activate()

  1565.     {

  1566. #if 0

  1567.         for (uint i=0; i < pData->curPluginCount; ++i)

  1568.         {

  1569.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1570. 

  1571.             if (plugin == nullptr || ! plugin->isEnabled())

  1572.                 continue;

  1573. 

  1574.             plugin->setActive(true, true, false);

  1575.         }

  1576. #endif

  1577.         fIsActive = true;

  1578.     }

  1579. 

  1580.     void deactivate()

  1581.     {

  1582.         fIsActive = false;

  1583. #if 0

  1584.         for (uint i=0; i < pData->curPluginCount; ++i)

  1585.         {

  1586.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1587. 

  1588.             if (plugin == nullptr || ! plugin->isEnabled())

  1589.                 continue;

  1590. 

  1591.             plugin->setActive(false, true, false);

  1592.         }

  1593. #endif

  1594. 

  1595.         // just in case

  1596.         //runPendingRtEvents();

  1597.     }

  1598. 

  1599.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1600.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1601.     {

  1602.         if (frames > pData->bufferSize)

  1603.         {

  1604.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1605.                           frames, pData->bufferSize);

  1606. 

  1607.             deactivate();

  1608.             bufferSizeChanged(frames);

  1609.             activate();

  1610.         }

  1611. 

  1612.         const PendingRtEventsRunner prt(this, frames, true);

  1613. 

  1614.         // ---------------------------------------------------------------

  1615.         // Time Info

  1616. 

  1617.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1618. 

  1619.         pData->timeInfo.playing   = timeInfo->playing;

  1620.         pData->timeInfo.frame     = timeInfo->frame;

  1621.         pData->timeInfo.usecs     = timeInfo->usecs;

  1622.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1623. 

  1624.         if (timeInfo->bbt.valid)

  1625.         {

  1626.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1627.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1628.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1629.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1630. 

  1631.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1632.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1633. 

  1634.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1635.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1636.         }

  1637. 

  1638.         // ---------------------------------------------------------------

  1639.         // Do nothing if no plugins and rack mode

  1640. 

  1641.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1642.         {

  1643.             if (outBuffer[0] != inBuffer[0])

  1644.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1645. 

  1646.             if (outBuffer[1] != inBuffer[1])

  1647.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1648. 

  1649.             for (uint32_t i=0; i < midiEventCount; ++i)

  1650.             {

  1651.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1652.                     break;

  1653.             }

  1654.             return;

  1655.         }

  1656. 

  1657.         // ---------------------------------------------------------------

  1658.         // initialize events

  1659. 

  1660.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1661.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1662. 

  1663.         // ---------------------------------------------------------------

  1664.         // events input (before processing)

  1665. 

  1666.         {

  1667.             uint32_t engineEventIndex = 0;

  1668. 

  1669.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1670.             {

  1671.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1672.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1673. 

  1674.                 engineEvent.time = midiEvent.time;

  1675.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1676. 

  1677.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1678.                     break;

  1679.             }

  1680.         }

  1681. 

  1682.         if (kIsPatchbay)

  1683.         {

  1684.             // -----------------------------------------------------------

  1685.             // process

  1686. 

  1687.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1688.         }

  1689.         else

  1690.         {

  1691.             // -----------------------------------------------------------

  1692.             // create audio buffers

  1693. 

  1694.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1695.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1696. 

  1697.             // -----------------------------------------------------------

  1698.             // process

  1699. 

  1700.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1701.         }

  1702. 

  1703.         // ---------------------------------------------------------------

  1704.         // events output (after processing)

  1705. 

  1706.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1707. 

  1708.         if (kHasMidiOut)

  1709.         {

  1710.             NativeMidiEvent midiEvent;

  1711. 

  1712.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1713.             {

  1714.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1715. 

  1716.                 if (engineEvent.type == kEngineEventTypeNull)

  1717.                     break;

  1718. 

  1719.                 carla_zeroStruct(midiEvent);

  1720.                 midiEvent.time = engineEvent.time;

  1721. 

  1722.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1723.                 {

  1724.                     midiEvent.port = 0;

  1725.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1726.                 }

  1727.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1728.                 {

  1729.                     if (engineEvent.midi.size > 4)

  1730.                         continue;

  1731. 

  1732.                     midiEvent.port = engineEvent.midi.port;

  1733.                     midiEvent.size = engineEvent.midi.size;

  1734. 

  1735.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1736. 

  1737.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1738.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1739.                 }

  1740.                 else

  1741.                 {

  1742.                     continue;

  1743.                 }

  1744. 

  1745.                 if (midiEvent.size > 0)

  1746.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1747.             }

  1748.         }

  1749.     }

  1750. 

  1751.     // -------------------------------------------------------------------

  1752.     // Plugin UI calls

  1753. 

  1754.     void uiShow(const bool show)

  1755.     {

  1756.         if (show)

  1757.         {

  1758.             if (fUiServer.isPipeRunning())

  1759.             {

  1760.                 fUiServer.writeFocusMessage();

  1761.                 return;

  1762.             }

  1763. 

  1764.             CarlaString path(pHost->resourceDir);

  1765. 

  1766.             if (kIsPatchbay)

  1767.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1768.             else

  1769.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1770. #ifdef CARLA_OS_WIN

  1771.             path += ".exe";

  1772. #endif

  1773.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1774. 

  1775.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1776. 

  1777.             if (! fUiServer.startPipeServer(false))

  1778.             {

  1779.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1780.                 return;

  1781.             }

  1782. 

  1783.             uiServerInfo();

  1784.             uiServerOptions();

  1785.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1786.                              0,

  1787.                              pData->options.processMode,

  1788.                              pData->options.transportMode,

  1789.                              static_cast<int>(pData->bufferSize),

  1790.                              static_cast<float>(pData->sampleRate),

  1791.                              "Plugin");

  1792. 

  1793.             fUiServer.writeShowMessage();

  1794. 

  1795.             for (uint i=0; i < pData->curPluginCount; ++i)

  1796.             {

  1797.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1798. 

  1799.                 if (plugin != nullptr && plugin->isEnabled())

  1800.                 {

  1801.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  1802.                 }

  1803.             }

  1804. 

  1805.             if (kIsPatchbay)

  1806.                 patchbayRefresh(false);

  1807.         }

  1808.         else

  1809.         {

  1810.             fUiServer.stopPipeServer(2000);

  1811. 

  1812.             // hide all custom uis

  1813.             for (uint i=0; i < pData->curPluginCount; ++i)

  1814.             {

  1815.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1816. 

  1817.                 if (plugin != nullptr && plugin->isEnabled())

  1818.                 {

  1819.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1820.                     {

  1821.                         try {

  1822.                             plugin->showCustomUI(false);

  1823.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1824.                     }

  1825.                 }

  1826.             }

  1827.         }

  1828.     }

  1829. 

  1830.     void uiIdle()

  1831.     {

  1832.         for (uint i=0; i < pData->curPluginCount; ++i)

  1833.         {

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

  1835. 

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

  1837.             {

  1838.                 const uint hints(plugin->getHints());

  1839. 

  1840.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1841.                 {

  1842.                     try {

  1843.                         plugin->uiIdle();

  1844.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1845.                 }

  1846.             }

  1847.         }

  1848. 

  1849.         idlePipe();

  1850. 

  1851.         switch (fUiServer.getAndResetUiState())

  1852.         {

  1853.         case CarlaExternalUI::UiNone:

  1854.         case CarlaExternalUI::UiShow:

  1855.             break;

  1856.         case CarlaExternalUI::UiCrashed:

  1857.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1858.             break;

  1859.         case CarlaExternalUI::UiHide:

  1860.             pHost->ui_closed(pHost->handle);

  1861.             fUiServer.stopPipeServer(1000);

  1862.             break;

  1863.         }

  1864.     }

  1865. 

  1866.     void idlePipe()

  1867.     {

  1868.         if (! fUiServer.isPipeRunning())

  1869.             return;

  1870. 

  1871.         fUiServer.idlePipe();

  1872. 

  1873.         char tmpBuf[STR_MAX];

  1874.         carla_zeroChars(tmpBuf, STR_MAX);

  1875. 

  1876.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1877.         const CarlaScopedLocale csl;

  1878.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1879. 

  1880.         // ------------------------------------------------------------------------------------------------------------

  1881.         // send engine info

  1882. 

  1883.         if (! fUiServer.writeAndFixMessage("runtime-info"))

  1884.             return;

  1885.         std::sprintf(tmpBuf, "%f:0\n", static_cast<double>(getDSPLoad()));

  1886.         if (! fUiServer.writeMessage(tmpBuf))

  1887.             return;

  1888. 

  1889.         fUiServer.flushMessages();

  1890. 

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

  1892.         // send transport

  1893. 

  1894.         if (! fUiServer.writeAndFixMessage("transport"))

  1895.             return;

  1896.         if (! fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"))

  1897.             return;

  1898. 

  1899.         if (timeInfo.bbt.valid)

  1900.         {

  1901.             std::sprintf(tmpBuf, P_UINT64 ":%i:%i:%i\n",

  1902.                          timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, static_cast<int>(timeInfo.bbt.tick + 0.5));

  1903.             if (! fUiServer.writeMessage(tmpBuf))

  1904.                 return;

  1905. 

  1906.             std::sprintf(tmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1907.             if (! fUiServer.writeMessage(tmpBuf))

  1908.                 return;

  1909.         }

  1910.         else

  1911.         {

  1912.             std::sprintf(tmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1913.             if (! fUiServer.writeMessage(tmpBuf))

  1914.                 return;

  1915. 

  1916.             if (! fUiServer.writeMessage("0.0\n"))

  1917.                 return;

  1918.         }

  1919. 

  1920.         fUiServer.flushMessages();

  1921. 

  1922.         // ------------------------------------------------------------------------------------------------------------

  1923.         // send peaks and param outputs for all plugins

  1924. 

  1925.         for (uint i=0; i < pData->curPluginCount; ++i)

  1926.         {

  1927.             const EnginePluginData& plugData(pData->plugins[i]);

  1928.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1929. 

  1930.             std::sprintf(tmpBuf, "PEAKS_%i\n", i);

  1931.             if (! fUiServer.writeMessage(tmpBuf))

  1932.                 return;

  1933. 

  1934.             std::sprintf(tmpBuf, "%f:%f:%f:%f\n",

  1935.                          static_cast<double>(plugData.peaks[0]),

  1936.                          static_cast<double>(plugData.peaks[1]),

  1937.                          static_cast<double>(plugData.peaks[2]),

  1938.                          static_cast<double>(plugData.peaks[3]));

  1939.             if (! fUiServer.writeMessage(tmpBuf))

  1940.                 return;

  1941. 

  1942.             fUiServer.flushMessages();

  1943. 

  1944.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1945.             {

  1946.                 if (! plugin->isParameterOutput(j))

  1947.                     continue;

  1948. 

  1949.                 std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1950.                 if (! fUiServer.writeMessage(tmpBuf))

  1951.                     return;

  1952. 

  1953.                 std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(j)));

  1954.                 if (! fUiServer.writeMessage(tmpBuf))

  1955.                     return;

  1956. 

  1957.                 fUiServer.flushMessages();

  1958.             }

  1959.         }

  1960.     }

  1961. 

  1962.     // -------------------------------------------------------------------

  1963.     // Plugin state calls

  1964. 

  1965.     char* getState() const

  1966.     {

  1967.         MemoryOutputStream out;

  1968.         saveProjectInternal(out);

  1969.         return strdup(out.toString().toRawUTF8());

  1970.     }

  1971. 

  1972.     void setState(const char* const data)

  1973.     {

  1974.         // remove all plugins from UI side

  1975.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1976.             CarlaEngine::callback(true, true, ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1977. 

  1978.         // remove all plugins from backend, no lock

  1979.         fIsRunning = false;

  1980.         removeAllPlugins();

  1981.         fIsRunning = true;

  1982. 

  1983.         // stopped during removeAllPlugins()

  1984.         if (! pData->thread.isThreadRunning())

  1985.             pData->thread.startThread();

  1986. 

  1987.         fOptionsForced = true;

  1988.         const String state(data);

  1989.         XmlDocument xml(state);

  1990.         loadProjectInternal(xml);

  1991.     }

  1992. 

  1993.     // -------------------------------------------------------------------

  1994. 

  1995. public:

  1996.     #define handlePtr ((CarlaEngineNative*)handle)

  1997. 

  1998.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1999.     {

  2000.         return new CarlaEngineNative(host, false, true);

  2001.     }

  2002. 

  2003.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  2004.     {

  2005.         return new CarlaEngineNative(host, false, false);

  2006.     }

  2007. 

  2008.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  2009.     {

  2010.         return new CarlaEngineNative(host, true, true);

  2011.     }

  2012. 

  2013.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  2014.     {

  2015.         return new CarlaEngineNative(host, true, true, 3, 2);

  2016.     }

  2017. 

  2018.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  2019.     {

  2020.         return new CarlaEngineNative(host, true, true, 16, 16);

  2021.     }

  2022. 

  2023.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  2024.     {

  2025.         return new CarlaEngineNative(host, true, true, 32, 32);

  2026.     }

  2027. 

  2028.     static void _cleanup(NativePluginHandle handle)

  2029.     {

  2030.         delete handlePtr;

  2031.     }

  2032. 

  2033.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  2034.     {

  2035.         return handlePtr->getParameterCount();

  2036.     }

  2037. 

  2038.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  2039.     {

  2040.         return handlePtr->getParameterInfo(index);

  2041.     }

  2042. 

  2043.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  2044.     {

  2045.         return handlePtr->getParameterValue(index);

  2046.     }

  2047. 

  2048.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  2049.     {

  2050.         return handlePtr->getMidiProgramCount();

  2051.     }

  2052. 

  2053.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  2054.     {

  2055.         return handlePtr->getMidiProgramInfo(index);

  2056.     }

  2057. 

  2058.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  2059.     {

  2060.         handlePtr->setParameterValue(index, value);

  2061.     }

  2062. 

  2063.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  2064.     {

  2065.         handlePtr->setMidiProgram(channel, bank, program);

  2066.     }

  2067. 

  2068.     static void _ui_show(NativePluginHandle handle, bool show)

  2069.     {

  2070.         handlePtr->uiShow(show);

  2071.     }

  2072. 

  2073.     static void _ui_idle(NativePluginHandle handle)

  2074.     {

  2075.         handlePtr->uiIdle();

  2076.     }

  2077. 

  2078.     static void _activate(NativePluginHandle handle)

  2079.     {

  2080.         handlePtr->activate();

  2081.     }

  2082. 

  2083.     static void _deactivate(NativePluginHandle handle)

  2084.     {

  2085.         handlePtr->deactivate();

  2086.     }

  2087. 

  2088.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  2089.     {

  2090.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  2091.     }

  2092. 

  2093.     static char* _get_state(NativePluginHandle handle)

  2094.     {

  2095.         return handlePtr->getState();

  2096.     }

  2097. 

  2098.     static void _set_state(NativePluginHandle handle, const char* data)

  2099.     {

  2100.         handlePtr->setState(data);

  2101.     }

  2102. 

  2103.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  2104.     {

  2105.         switch(opcode)

  2106.         {

  2107.         case NATIVE_PLUGIN_OPCODE_NULL:

  2108.             return 0;

  2109.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  2110.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  2111.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  2112.             return 0;

  2113.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  2114.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  2115.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  2116.             return 0;

  2117.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  2118.             handlePtr->offlineModeChanged(value != 0);

  2119.             return 0;

  2120.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  2121.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  2122.             return 0;

  2123.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  2124.             CarlaEngineNative* const engine = handlePtr;

  2125.             return (intptr_t)(CarlaEngine*)engine;

  2126.         }

  2127.         }

  2128. 

  2129.         return 0;

  2130. 

  2131.         // unused

  2132.         (void)index;

  2133.         (void)ptr;

  2134.     }

  2135. 

  2136.     // -------------------------------------------------------------------

  2137. 

  2138.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId,

  2139.                                     int value1, int value2, int value3,

  2140.                                     float valuef, const char* valueStr)

  2141.     {

  2142.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valuef, valueStr);

  2143.     }

  2144. 

  2145.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir,

  2146.                                          const char* title, const char* filter)

  2147.     {

  2148.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  2149.     }

  2150. 

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

  2152. 

  2153.     #undef handlePtr

  2154. 

  2155. private:

  2156.     const NativeHostDescriptor* const pHost;

  2157. 

  2158. #ifdef USE_JUCE_MESSAGE_THREAD

  2159.     const bool kNeedsJuceMsgThread;

  2160.     const juce::SharedResourcePointer<SharedJuceMessageThread> fJuceMsgThread;

  2161. #endif

  2162. 

  2163.     const bool kIsPatchbay; // rack if false

  2164.     const bool kHasMidiOut;

  2165.     bool fIsActive, fIsRunning;

  2166.     CarlaEngineNativeUI fUiServer;

  2167. 

  2168.     bool fOptionsForced;

  2169. 

  2170.     CarlaPlugin* _getFirstPlugin() const noexcept

  2171.     {

  2172.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  2173.             return nullptr;

  2174. 

  2175.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  2176. 

  2177.         if (plugin == nullptr || ! plugin->isEnabled())

  2178.             return nullptr;

  2179. 

  2180.         return pData->plugins[0].plugin;

  2181.     }

  2182. 

  2183.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  2184. };

  2185. 

  2186. // -----------------------------------------------------------------------

  2187. 

  2188. static const NativePluginDescriptor carlaRackDesc = {

  2189.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2190.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2191.                                                   |NATIVE_PLUGIN_HAS_UI

  2192.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2193.                                                   |NATIVE_PLUGIN_USES_STATE

  2194.                                                   |NATIVE_PLUGIN_USES_TIME),

  2195.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2196.     /* audioIns  */ 2,

  2197.     /* audioOuts */ 2,

  2198.     /* midiIns   */ 1,

  2199.     /* midiOuts  */ 1,

  2200.     /* paramIns  */ 0,

  2201.     /* paramOuts */ 0,

  2202.     /* name      */ "Carla-Rack",

  2203.     /* label     */ "carlarack",

  2204.     /* maker     */ "falkTX",

  2205.     /* copyright */ "GNU GPL v2+",

  2206.     CarlaEngineNative::_instantiateRack,

  2207.     CarlaEngineNative::_cleanup,

  2208.     CarlaEngineNative::_get_parameter_count,

  2209.     CarlaEngineNative::_get_parameter_info,

  2210.     CarlaEngineNative::_get_parameter_value,

  2211.     CarlaEngineNative::_get_midi_program_count,

  2212.     CarlaEngineNative::_get_midi_program_info,

  2213.     CarlaEngineNative::_set_parameter_value,

  2214.     CarlaEngineNative::_set_midi_program,

  2215.     /* _set_custom_data        */ nullptr,

  2216.     CarlaEngineNative::_ui_show,

  2217.     CarlaEngineNative::_ui_idle,

  2218.     /* _ui_set_parameter_value */ nullptr,

  2219.     /* _ui_set_midi_program    */ nullptr,

  2220.     /* _ui_set_custom_data     */ nullptr,

  2221.     CarlaEngineNative::_activate,

  2222.     CarlaEngineNative::_deactivate,

  2223.     CarlaEngineNative::_process,

  2224.     CarlaEngineNative::_get_state,

  2225.     CarlaEngineNative::_set_state,

  2226.     CarlaEngineNative::_dispatcher

  2227. };

  2228. 

  2229. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2230.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2231.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2232.                                                   |NATIVE_PLUGIN_HAS_UI

  2233.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2234.                                                   |NATIVE_PLUGIN_USES_STATE

  2235.                                                   |NATIVE_PLUGIN_USES_TIME),

  2236.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2237.     /* audioIns  */ 2,

  2238.     /* audioOuts */ 2,

  2239.     /* midiIns   */ 1,

  2240.     /* midiOuts  */ 0,

  2241.     /* paramIns  */ 0,

  2242.     /* paramOuts */ 0,

  2243.     /* name      */ "Carla-Rack (no midi out)",

  2244.     /* label     */ "carlarack-nomidiout",

  2245.     /* maker     */ "falkTX",

  2246.     /* copyright */ "GNU GPL v2+",

  2247.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2248.     CarlaEngineNative::_cleanup,

  2249.     CarlaEngineNative::_get_parameter_count,

  2250.     CarlaEngineNative::_get_parameter_info,

  2251.     CarlaEngineNative::_get_parameter_value,

  2252.     CarlaEngineNative::_get_midi_program_count,

  2253.     CarlaEngineNative::_get_midi_program_info,

  2254.     CarlaEngineNative::_set_parameter_value,

  2255.     CarlaEngineNative::_set_midi_program,

  2256.     /* _set_custom_data        */ nullptr,

  2257.     CarlaEngineNative::_ui_show,

  2258.     CarlaEngineNative::_ui_idle,

  2259.     /* _ui_set_parameter_value */ nullptr,

  2260.     /* _ui_set_midi_program    */ nullptr,

  2261.     /* _ui_set_custom_data     */ nullptr,

  2262.     CarlaEngineNative::_activate,

  2263.     CarlaEngineNative::_deactivate,

  2264.     CarlaEngineNative::_process,

  2265.     CarlaEngineNative::_get_state,

  2266.     CarlaEngineNative::_set_state,

  2267.     CarlaEngineNative::_dispatcher

  2268. };

  2269. 

  2270. static const NativePluginDescriptor carlaPatchbayDesc = {

  2271.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2272.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2273.                                                   |NATIVE_PLUGIN_HAS_UI

  2274.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2275.                                                   |NATIVE_PLUGIN_USES_STATE

  2276.                                                   |NATIVE_PLUGIN_USES_TIME),

  2277.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2278.     /* audioIns  */ 2,

  2279.     /* audioOuts */ 2,

  2280.     /* midiIns   */ 1,

  2281.     /* midiOuts  */ 1,

  2282.     /* paramIns  */ 0,

  2283.     /* paramOuts */ 0,

  2284.     /* name      */ "Carla-Patchbay",

  2285.     /* label     */ "carlapatchbay",

  2286.     /* maker     */ "falkTX",

  2287.     /* copyright */ "GNU GPL v2+",

  2288.     CarlaEngineNative::_instantiatePatchbay,

  2289.     CarlaEngineNative::_cleanup,

  2290.     CarlaEngineNative::_get_parameter_count,

  2291.     CarlaEngineNative::_get_parameter_info,

  2292.     CarlaEngineNative::_get_parameter_value,

  2293.     CarlaEngineNative::_get_midi_program_count,

  2294.     CarlaEngineNative::_get_midi_program_info,

  2295.     CarlaEngineNative::_set_parameter_value,

  2296.     CarlaEngineNative::_set_midi_program,

  2297.     /* _set_custom_data        */ nullptr,

  2298.     CarlaEngineNative::_ui_show,

  2299.     CarlaEngineNative::_ui_idle,

  2300.     /* _ui_set_parameter_value */ nullptr,

  2301.     /* _ui_set_midi_program    */ nullptr,

  2302.     /* _ui_set_custom_data     */ nullptr,

  2303.     CarlaEngineNative::_activate,

  2304.     CarlaEngineNative::_deactivate,

  2305.     CarlaEngineNative::_process,

  2306.     CarlaEngineNative::_get_state,

  2307.     CarlaEngineNative::_set_state,

  2308.     CarlaEngineNative::_dispatcher

  2309. };

  2310. 

  2311. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2312.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2313.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2314.                                                   |NATIVE_PLUGIN_HAS_UI

  2315.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2316.                                                   |NATIVE_PLUGIN_USES_STATE

  2317.                                                   |NATIVE_PLUGIN_USES_TIME),

  2318.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2319.     /* audioIns  */ 3,

  2320.     /* audioOuts */ 2,

  2321.     /* midiIns   */ 1,

  2322.     /* midiOuts  */ 1,

  2323.     /* paramIns  */ 0,

  2324.     /* paramOuts */ 0,

  2325.     /* name      */ "Carla-Patchbay (sidechain)",

  2326.     /* label     */ "carlapatchbay3s",

  2327.     /* maker     */ "falkTX",

  2328.     /* copyright */ "GNU GPL v2+",

  2329.     CarlaEngineNative::_instantiatePatchbay3s,

  2330.     CarlaEngineNative::_cleanup,

  2331.     CarlaEngineNative::_get_parameter_count,

  2332.     CarlaEngineNative::_get_parameter_info,

  2333.     CarlaEngineNative::_get_parameter_value,

  2334.     CarlaEngineNative::_get_midi_program_count,

  2335.     CarlaEngineNative::_get_midi_program_info,

  2336.     CarlaEngineNative::_set_parameter_value,

  2337.     CarlaEngineNative::_set_midi_program,

  2338.     /* _set_custom_data        */ nullptr,

  2339.     CarlaEngineNative::_ui_show,

  2340.     CarlaEngineNative::_ui_idle,

  2341.     /* _ui_set_parameter_value */ nullptr,

  2342.     /* _ui_set_midi_program    */ nullptr,

  2343.     /* _ui_set_custom_data     */ nullptr,

  2344.     CarlaEngineNative::_activate,

  2345.     CarlaEngineNative::_deactivate,

  2346.     CarlaEngineNative::_process,

  2347.     CarlaEngineNative::_get_state,

  2348.     CarlaEngineNative::_set_state,

  2349.     CarlaEngineNative::_dispatcher

  2350. };

  2351. 

  2352. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2353.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2354.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2355.                                                   |NATIVE_PLUGIN_HAS_UI

  2356.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2357.                                                   |NATIVE_PLUGIN_USES_STATE

  2358.                                                   |NATIVE_PLUGIN_USES_TIME),

  2359.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2360.     /* audioIns  */ 16,

  2361.     /* audioOuts */ 16,

  2362.     /* midiIns   */ 1,

  2363.     /* midiOuts  */ 1,

  2364.     /* paramIns  */ 0,

  2365.     /* paramOuts */ 0,

  2366.     /* name      */ "Carla-Patchbay (16chan)",

  2367.     /* label     */ "carlapatchbay16",

  2368.     /* maker     */ "falkTX",

  2369.     /* copyright */ "GNU GPL v2+",

  2370.     CarlaEngineNative::_instantiatePatchbay16,

  2371.     CarlaEngineNative::_cleanup,

  2372.     CarlaEngineNative::_get_parameter_count,

  2373.     CarlaEngineNative::_get_parameter_info,

  2374.     CarlaEngineNative::_get_parameter_value,

  2375.     CarlaEngineNative::_get_midi_program_count,

  2376.     CarlaEngineNative::_get_midi_program_info,

  2377.     CarlaEngineNative::_set_parameter_value,

  2378.     CarlaEngineNative::_set_midi_program,

  2379.     /* _set_custom_data        */ nullptr,

  2380.     CarlaEngineNative::_ui_show,

  2381.     CarlaEngineNative::_ui_idle,

  2382.     /* _ui_set_parameter_value */ nullptr,

  2383.     /* _ui_set_midi_program    */ nullptr,

  2384.     /* _ui_set_custom_data     */ nullptr,

  2385.     CarlaEngineNative::_activate,

  2386.     CarlaEngineNative::_deactivate,

  2387.     CarlaEngineNative::_process,

  2388.     CarlaEngineNative::_get_state,

  2389.     CarlaEngineNative::_set_state,

  2390.     CarlaEngineNative::_dispatcher

  2391. };

  2392. 

  2393. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2394.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2395.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2396.                                                   |NATIVE_PLUGIN_HAS_UI

  2397.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2398.                                                   |NATIVE_PLUGIN_USES_STATE

  2399.                                                   |NATIVE_PLUGIN_USES_TIME),

  2400.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2401.     /* audioIns  */ 32,

  2402.     /* audioOuts */ 32,

  2403.     /* midiIns   */ 1,

  2404.     /* midiOuts  */ 1,

  2405.     /* paramIns  */ 0,

  2406.     /* paramOuts */ 0,

  2407.     /* name      */ "Carla-Patchbay (32chan)",

  2408.     /* label     */ "carlapatchbay32",

  2409.     /* maker     */ "falkTX",

  2410.     /* copyright */ "GNU GPL v2+",

  2411.     CarlaEngineNative::_instantiatePatchbay32,

  2412.     CarlaEngineNative::_cleanup,

  2413.     CarlaEngineNative::_get_parameter_count,

  2414.     CarlaEngineNative::_get_parameter_info,

  2415.     CarlaEngineNative::_get_parameter_value,

  2416.     CarlaEngineNative::_get_midi_program_count,

  2417.     CarlaEngineNative::_get_midi_program_info,

  2418.     CarlaEngineNative::_set_parameter_value,

  2419.     CarlaEngineNative::_set_midi_program,

  2420.     /* _set_custom_data        */ nullptr,

  2421.     CarlaEngineNative::_ui_show,

  2422.     CarlaEngineNative::_ui_idle,

  2423.     /* _ui_set_parameter_value */ nullptr,

  2424.     /* _ui_set_midi_program    */ nullptr,

  2425.     /* _ui_set_custom_data     */ nullptr,

  2426.     CarlaEngineNative::_activate,

  2427.     CarlaEngineNative::_deactivate,

  2428.     CarlaEngineNative::_process,

  2429.     CarlaEngineNative::_get_state,

  2430.     CarlaEngineNative::_set_state,

  2431.     CarlaEngineNative::_dispatcher

  2432. };

  2433. 

  2434. CARLA_BACKEND_END_NAMESPACE

  2435. 

  2436. // -----------------------------------------------------------------------

  2437. 

  2438. CARLA_EXPORT

  2439. void carla_register_native_plugin_carla();

  2440. 

  2441. void carla_register_native_plugin_carla()

  2442. {

  2443.     CARLA_BACKEND_USE_NAMESPACE;

  2444.     carla_register_native_plugin(&carlaRackDesc);

  2445.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2446.     carla_register_native_plugin(&carlaPatchbayDesc);

  2447.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2448.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2449.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2450. }

  2451. 

  2452. // -----------------------------------------------------------------------

  2453. 

  2454. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2455. {

  2456.     CARLA_BACKEND_USE_NAMESPACE;

  2457.     return &carlaRackDesc;

  2458. }

  2459. 

  2460. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2461. {

  2462.     CARLA_BACKEND_USE_NAMESPACE;

  2463.     return &carlaPatchbayDesc;

  2464. }

  2465. 

  2466. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2467. {

  2468.     CARLA_BACKEND_USE_NAMESPACE;

  2469.     return &carlaPatchbay16Desc;

  2470. }

  2471. 

  2472. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2473. {

  2474.     CARLA_BACKEND_USE_NAMESPACE;

  2475.     return &carlaPatchbay32Desc;

  2476. }

  2477. 

  2478. // -----------------------------------------------------------------------

  2479. // Extra stuff for linking purposes

  2480. 

  2481. #ifdef CARLA_PLUGIN_EXPORT

  2482. 

  2483. CARLA_BACKEND_START_NAMESPACE

  2484. 

  2485. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2486. 

  2487. # ifdef USING_JUCE

  2488. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2489. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2490. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2491. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2492. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2493. # else

  2494. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2495. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2496. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2497. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2498. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2499. # endif

  2500. 

  2501. CARLA_BACKEND_END_NAMESPACE

  2502. 

  2503. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2504. #include "CarlaHostCommon.cpp"

  2505. #include "CarlaPluginUI.cpp"

  2506. #include "CarlaDssiUtils.cpp"

  2507. #include "CarlaMacUtils.cpp"

  2508. #include "CarlaPatchbayUtils.cpp"

  2509. #include "CarlaPipeUtils.cpp"

  2510. #include "CarlaStateUtils.cpp"

  2511. 

  2512. #endif

  2513. 

  2514. // -----------------------------------------------------------------------