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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, "cancel_engine_action") == 0)

  169.         {

  170.             fEngine->setActionCanceled(true);

  171.         }

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

  173.         {

  174.             const char* filename;

  175. 

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

  177. 

  178.             try {

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

  180.             } CARLA_SAFE_EXCEPTION("loadFile");

  181. 

  182.             delete[] filename;

  183.         }

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

  185.         {

  186.             const char* filename;

  187. 

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

  189. 

  190.             try {

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

  192.             } CARLA_SAFE_EXCEPTION("loadProject");

  193. 

  194.             delete[] filename;

  195.         }

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

  197.         {

  198.             const char* filename;

  199. 

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

  201. 

  202.             try {

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

  204.             } CARLA_SAFE_EXCEPTION("saveProject");

  205. 

  206.             delete[] filename;

  207.         }

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

  209.         {

  210.             fEngine->clearCurrentProjectFilename();

  211.         }

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

  213.         {

  214.             uint32_t groupA, portA, groupB, portB;

  215. 

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

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

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

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

  220. 

  221.             try {

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

  223.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  224.         }

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

  226.         {

  227.             uint32_t connectionId;

  228. 

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

  230. 

  231.             try {

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

  233.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  234.         }

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

  236.         {

  237.             try {

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

  239.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  240.         }

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

  242.         {

  243.             fEngine->transportPlay();

  244.         }

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

  246.         {

  247.             fEngine->transportPause();

  248.         }

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

  250.         {

  251.             double bpm;

  252. 

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

  254. 

  255.             fEngine->transportBPM(bpm);

  256.         }

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

  258.         {

  259.             uint64_t frame;

  260. 

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

  262. 

  263.             fEngine->transportRelocate(frame);

  264.         }

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

  266.         {

  267.             uint32_t btype, ptype;

  268.             const char* filename = nullptr;

  269.             const char* name;

  270.             const char* label;

  271.             int64_t uniqueId;

  272.             uint options;

  273. 

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

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

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

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

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

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

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

  281. 

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

  283.             {

  284.                 delete[] filename;

  285.                 filename = nullptr;

  286.             }

  287. 

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

  289.             {

  290.                 delete[] name;

  291.                 name = nullptr;

  292.             }

  293. 

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

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

  296. 

  297.             if (filename != nullptr)

  298.                 delete[] filename;

  299.             if (name != nullptr)

  300.                 delete[] name;

  301.             delete[] label;

  302.         }

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

  304.         {

  305.             uint32_t pluginId;

  306. 

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

  308. 

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

  310.         }

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

  312.         {

  313.             ok = fEngine->removeAllPlugins();

  314.         }

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

  316.         {

  317.             uint32_t pluginId;

  318.             const char* newName;

  319. 

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

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

  322. 

  323.             // TODO

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

  325. 

  326.             delete[] newName;

  327.         }

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

  329.         {

  330.             uint32_t pluginId;

  331. 

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

  333. 

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

  335.         }

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

  337.         {

  338.             uint32_t pluginId;

  339. 

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

  341. 

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

  343.         }

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

  345.         {

  346.             uint32_t pluginIdA, pluginIdB;

  347. 

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

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

  350. 

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

  352.         }

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

  354.         {

  355.             uint32_t pluginId;

  356.             const char* filename;

  357. 

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

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

  360. 

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

  362.                 plugin->loadStateFromFile(filename);

  363. 

  364.             delete[] filename;

  365.         }

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

  367.         {

  368.             uint32_t pluginId;

  369.             const char* filename;

  370. 

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

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

  373. 

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

  375.                 plugin->saveStateToFile(filename);

  376. 

  377.             delete[] filename;

  378.         }

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

  380.         {

  381.             uint32_t pluginId, option;

  382.             bool yesNo;

  383. 

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

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

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

  387. 

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

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

  390.         }

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

  392.         {

  393.             uint32_t pluginId;

  394.             bool onOff;

  395. 

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

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

  398. 

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

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

  401.         }

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

  403.         {

  404.             uint32_t pluginId;

  405.             float value;

  406. 

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

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

  409. 

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

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

  412.         }

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

  414.         {

  415.             uint32_t pluginId;

  416.             float value;

  417. 

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

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

  420. 

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

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

  423.         }

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

  425.         {

  426.             uint32_t pluginId;

  427.             float value;

  428. 

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

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

  431. 

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

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

  434.         }

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

  436.         {

  437.             uint32_t pluginId;

  438.             float value;

  439. 

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

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

  442. 

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

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

  445.         }

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

  447.         {

  448.             uint32_t pluginId;

  449.             float value;

  450. 

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

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

  453. 

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

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

  456.         }

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

  458.         {

  459.             uint32_t pluginId;

  460.             int32_t channel;

  461. 

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

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

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

  465. 

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

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

  468.         }

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

  470.         {

  471.             uint32_t pluginId, parameterId;

  472.             float value;

  473. 

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

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

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

  477. 

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

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

  480.         }

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

  482.         {

  483.             uint32_t pluginId, parameterId, channel;

  484. 

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

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

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

  488.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  489. 

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

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

  492.         }

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

  494.         {

  495.             uint32_t pluginId, parameterId;

  496.             int32_t cc;

  497. 

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

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

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

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

  502. 

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

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

  505.         }

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

  507.         {

  508.             uint32_t pluginId;

  509.             int32_t index;

  510. 

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

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

  513. 

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

  515.             {

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

  517.                 _updateParamValues(plugin, pluginId);

  518.             }

  519.         }

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

  521.         {

  522.             uint32_t pluginId;

  523.             int32_t index;

  524. 

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

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

  527. 

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

  529.             {

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

  531.                 _updateParamValues(plugin, pluginId);

  532.             }

  533.         }

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

  535.         {

  536.             uint32_t pluginId;

  537.             const char* type;

  538.             const char* key;

  539.             const char* value;

  540. 

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

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

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

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

  545. 

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

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

  548. 

  549.             delete[] type;

  550.             delete[] key;

  551.             delete[] value;

  552.         }

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

  554.         {

  555.             uint32_t pluginId;

  556.             const char* cdata;

  557. 

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

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

  560. 

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

  562.             {

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

  564. #ifdef CARLA_PROPER_CPP11_SUPPORT

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

  566. #else

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

  568. #endif

  569.             }

  570. 

  571.             delete[] cdata;

  572.         }

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

  574.         {

  575.             uint32_t pluginId;

  576. 

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

  578. 

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

  580.                 plugin->prepareForSave();

  581.         }

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

  583.         {

  584.             uint32_t pluginId;

  585. 

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

  587. 

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

  589.                 plugin->resetParameters();

  590.         }

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

  592.         {

  593.             uint32_t pluginId;

  594. 

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

  596. 

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

  598.                 plugin->randomizeParameters();

  599.         }

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

  601.         {

  602.             uint32_t pluginId, channel, note, velocity;

  603. 

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

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

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

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

  608.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  609.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  610.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  611. 

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

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

  614.         }

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

  616.         {

  617.             uint32_t pluginId;

  618.             bool yesNo;

  619. 

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

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

  622. 

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

  624.                 plugin->showCustomUI(yesNo);

  625.         }

  626.         else

  627.         {

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

  629.             return false;

  630.         }

  631. 

  632.         if (! ok)

  633.         {

  634.             const CarlaMutexLocker cml(getPipeLock());

  635. 

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

  637.                 flushMessages();

  638.         }

  639. 

  640.         return true;

  641.     }

  642. 

  643. private:

  644.     CarlaEngine* const fEngine;

  645. 

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

  647.     {

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

  649.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

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

  651.     }

  652. 

  653.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  654. };

  655. 

  656. // -----------------------------------------------------------------------

  657. 

  658. class CarlaEngineNative : public CarlaEngine

  659. {

  660. public:

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

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

  663.         : CarlaEngine(),

  664.           pHost(host),

  665. #ifdef USE_JUCE_MESSAGE_THREAD

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

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

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

  669.           fJuceMsgThread(),

  670. #endif

  671.           kIsPatchbay(isPatchbay),

  672.           kHasMidiOut(withMidiOut),

  673.           fIsActive(false),

  674.           fIsRunning(false),

  675.           fUiServer(this),

  676.           fOptionsForced(false)

  677.     {

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

  679. 

  680. #ifdef USE_JUCE_MESSAGE_THREAD

  681.         if (kNeedsJuceMsgThread)

  682.             fJuceMsgThread->incRef();

  683. #endif

  684. 

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

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

  687.         pData->initTime(nullptr);

  688. 

  689.         if (outChan == 0)

  690.             outChan = inChan;

  691. 

  692.         // set-up engine

  693.         if (kIsPatchbay)

  694.         {

  695.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  696.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  697.             pData->options.forceStereo         = false;

  698.             pData->options.preferPluginBridges = false;

  699.             pData->options.preferUiBridges     = false;

  700.             init("Carla-Patchbay");

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

  702.         }

  703.         else

  704.         {

  705.             CARLA_SAFE_ASSERT(inChan == 2);

  706.             CARLA_SAFE_ASSERT(outChan == 2);

  707.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  708.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  709.             pData->options.forceStereo         = true;

  710.             pData->options.preferPluginBridges = false;

  711.             pData->options.preferUiBridges     = false;

  712.             init("Carla-Rack");

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

  714.         }

  715. 

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

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

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

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

  720. 

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

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

  723. 

  724.         setCallback(_ui_server_callback, this);

  725.         setFileCallback(_ui_file_callback, this);

  726.     }

  727. 

  728.     ~CarlaEngineNative() override

  729.     {

  730.         CARLA_SAFE_ASSERT(! fIsActive);

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

  732. 

  733.         pData->aboutToClose = true;

  734.         fIsRunning = false;

  735. 

  736.         removeAllPlugins();

  737.         //runPendingRtEvents();

  738.         close();

  739. 

  740.         pData->graph.destroy();

  741. 

  742. #ifdef USE_JUCE_MESSAGE_THREAD

  743.         if (kNeedsJuceMsgThread)

  744.             fJuceMsgThread->decRef();

  745. #endif

  746. 

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

  748.     }

  749. 

  750. protected:

  751.     // -------------------------------------

  752.     // CarlaEngine virtual calls

  753. 

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

  755.     {

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

  757. 

  758.         fIsRunning = true;

  759. 

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

  761.         {

  762.             close();

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

  764.             return false;

  765.         }

  766. 

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

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

  769. 

  770.         return true;

  771.     }

  772. 

  773.     bool close() override

  774.     {

  775.         fIsRunning = false;

  776.         CarlaEngine::close();

  777.         return true;

  778.     }

  779. 

  780.     bool isRunning() const noexcept override

  781.     {

  782.         return fIsRunning;

  783.     }

  784. 

  785.     bool isOffline() const noexcept override

  786.     {

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

  788.     }

  789. 

  790.     bool usesConstantBufferSize() const noexcept override

  791.     {

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

  793.         return true;

  794.     }

  795. 

  796.     EngineType getType() const noexcept override

  797.     {

  798.         return kEngineTypePlugin;

  799.     }

  800. 

  801.     const char* getCurrentDriverName() const noexcept override

  802.     {

  803.         return "Plugin";

  804.     }

  805. 

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

  807.     {

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

  809. 

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

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

  812.     }

  813. 

  814.     // -------------------------------------------------------------------

  815. 

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

  817.     {

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

  819.         {

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

  821.             return retName;

  822.         }

  823. 

  824.         return nullptr;

  825.     }

  826. 

  827.     // -------------------------------------------------------------------

  828. 

  829.     void bufferSizeChanged(const uint32_t newBufferSize)

  830.     {

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

  832.             return;

  833. 

  834.         {

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

  836. 

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

  838.             {

  839.                 char tmpBuf[STR_MAX];

  840.                 carla_zeroChars(tmpBuf, STR_MAX);

  841. 

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

  843. 

  844.                 if (fUiServer.writeMessage(tmpBuf))

  845.                     fUiServer.flushMessages();

  846.             }

  847.         }

  848. 

  849.         pData->bufferSize = newBufferSize;

  850.         CarlaEngine::bufferSizeChanged(newBufferSize);

  851.     }

  852. 

  853.     void sampleRateChanged(const double newSampleRate)

  854.     {

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

  856.             return;

  857. 

  858.         {

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

  860. 

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

  862.             {

  863.                 char tmpBuf[STR_MAX];

  864.                 carla_zeroChars(tmpBuf, STR_MAX);

  865. 

  866.                 {

  867.                     const CarlaScopedLocale csl;

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

  869.                 }

  870. 

  871.                 if (fUiServer.writeMessage(tmpBuf))

  872.                     fUiServer.flushMessages();

  873.             }

  874.         }

  875. 

  876.         pData->sampleRate = newSampleRate;

  877.         CarlaEngine::sampleRateChanged(newSampleRate);

  878.     }

  879. 

  880.     // -------------------------------------------------------------------

  881. 

  882.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  883.     {

  884.         char tmpBuf[STR_MAX];

  885.         carla_zeroChars(tmpBuf, STR_MAX);

  886. 

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

  888. 

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

  890. 

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

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

  893.             return;

  894. 

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

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

  897.             return;

  898. 

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

  900.         {

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

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

  903.                 return;

  904.         }

  905.         else

  906.         {

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

  908.                 return;

  909.         }

  910. 

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

  912.         {

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

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

  915.                 return;

  916.         }

  917.         else

  918.         {

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

  920.                 return;

  921.         }

  922. 

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

  924.         {

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

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

  927.                 return;

  928.         }

  929.         else

  930.         {

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

  932.                 return;

  933.         }

  934. 

  935.         plugin->getRealName(tmpBuf);

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

  937.             return;

  938. 

  939.         plugin->getLabel(tmpBuf);

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

  941.             return;

  942. 

  943.         plugin->getMaker(tmpBuf);

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

  945.             return;

  946. 

  947.         plugin->getCopyright(tmpBuf);

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

  949.             return;

  950. 

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

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

  953.             return;

  954. 

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

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

  957.             return;

  958. 

  959.         fUiServer.flushMessages();

  960.     }

  961. 

  962.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  963.     {

  964.         char tmpBuf[STR_MAX];

  965.         carla_zeroChars(tmpBuf, STR_MAX);

  966. 

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

  968.         const CarlaScopedLocale csl;

  969. 

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

  971. 

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

  973.         {

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

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

  976.                 return;

  977. 

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

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

  980.                 return;

  981. 

  982.             fUiServer.flushMessages();

  983.         }

  984. 

  985.         uint32_t ins, outs, count;

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

  987.         count = plugin->getParameterCount();

  988. 

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

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

  991.             return;

  992. 

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

  994.         {

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

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

  997. 

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

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

  1000.                 return;

  1001. 

  1002.             std::sprintf(tmpBuf, "%i:%i:%i:%i\n", paramData.type, paramData.hints, paramData.midiChannel, paramData.midiCC);

  1003.             if (! fUiServer.writeMessage(tmpBuf))

  1004.                 return;

  1005. 

  1006.             plugin->getParameterName(i, tmpBuf);

  1007.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1008.                 return;

  1009. 

  1010.             plugin->getParameterUnit(i, tmpBuf);

  1011.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1012.                 return;

  1013. 

  1014.             std::sprintf(tmpBuf, "PARAMETER_RANGES_%i:%i\n", pluginId, i);

  1015.             if (! fUiServer.writeMessage(tmpBuf))

  1016.                 return;

  1017. 

  1018.             std::sprintf(tmpBuf, "%f:%f:%f:%f:%f:%f\n",

  1019.                          static_cast<double>(paramRanges.def),

  1020.                          static_cast<double>(paramRanges.min),

  1021.                          static_cast<double>(paramRanges.max),

  1022.                          static_cast<double>(paramRanges.step),

  1023.                          static_cast<double>(paramRanges.stepSmall),

  1024.                          static_cast<double>(paramRanges.stepLarge));

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

  1026.                 return;

  1027. 

  1028.             std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", pluginId, i);

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

  1030.                 return;

  1031. 

  1032.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(i)));

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

  1034.                 return;

  1035.         }

  1036. 

  1037.         fUiServer.flushMessages();

  1038.     }

  1039. 

  1040.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  1041.     {

  1042.         char tmpBuf[STR_MAX];

  1043.         carla_zeroChars(tmpBuf, STR_MAX);

  1044. 

  1045.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1046. 

  1047.         const uint pluginId(plugin->getId());

  1048. 

  1049.         uint32_t count = plugin->getProgramCount();

  1050.         std::sprintf(tmpBuf, "PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentProgram());

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

  1052.             return;

  1053. 

  1054.         for (uint32_t i=0; i<count; ++i)

  1055.         {

  1056.             std::sprintf(tmpBuf, "PROGRAM_NAME_%i:%i\n", pluginId, i);

  1057.             if (! fUiServer.writeMessage(tmpBuf))

  1058.                 return;

  1059. 

  1060.             plugin->getProgramName(i, tmpBuf);

  1061.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1062.                 return;

  1063.         }

  1064. 

  1065.         fUiServer.flushMessages();

  1066. 

  1067.         count = plugin->getMidiProgramCount();

  1068.         std::sprintf(tmpBuf, "MIDI_PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentMidiProgram());

  1069.         if (! fUiServer.writeMessage(tmpBuf))

  1070.             return;

  1071. 

  1072.         for (uint32_t i=0; i<count; ++i)

  1073.         {

  1074.             std::sprintf(tmpBuf, "MIDI_PROGRAM_DATA_%i:%i\n", pluginId, i);

  1075.             if (! fUiServer.writeMessage(tmpBuf))

  1076.                 return;

  1077. 

  1078.             const MidiProgramData& mpData(plugin->getMidiProgramData(i));

  1079. 

  1080.             std::sprintf(tmpBuf, "%i:%i\n", mpData.bank, mpData.program);

  1081.             if (! fUiServer.writeMessage(tmpBuf))

  1082.                 return;

  1083. 

  1084.             std::sprintf(tmpBuf, "%s", mpData.name);

  1085.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1086.                 return;

  1087.         }

  1088. 

  1089.         fUiServer.flushMessages();

  1090.     }

  1091. 

  1092.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  1093.     {

  1094.         char tmpBuf[STR_MAX];

  1095.         carla_zeroChars(tmpBuf, STR_MAX);

  1096. 

  1097.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1098. 

  1099.         const uint pluginId(plugin->getId());

  1100. 

  1101.         uint32_t count = plugin->getCustomDataCount();

  1102.         std::sprintf(tmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  1103.         if (! fUiServer.writeMessage(tmpBuf))

  1104.             return;

  1105. 

  1106.         for (uint32_t i=0; i<count; ++i)

  1107.         {

  1108.             const CustomData& customData(plugin->getCustomData(i));

  1109.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1110. 

  1111.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  1112.                 continue;

  1113. 

  1114.             std::sprintf(tmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  1115.             if (! fUiServer.writeMessage(tmpBuf))

  1116.                 return;

  1117. 

  1118.             if (! fUiServer.writeAndFixMessage(customData.type))

  1119.                 return;

  1120.             if (! fUiServer.writeAndFixMessage(customData.key))

  1121.                 return;

  1122.             if (! fUiServer.writeAndFixMessage(customData.value))

  1123.                 return;

  1124.         }

  1125. 

  1126.         fUiServer.flushMessages();

  1127.     }

  1128. 

  1129.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId, const int value1, const int value2, const float value3, const char* const valueStr)

  1130.     {

  1131.         if (! fIsRunning)

  1132.             return;

  1133.         if (! fUiServer.isPipeRunning())

  1134.             return;

  1135. 

  1136.         CarlaPlugin* plugin;

  1137. 

  1138.         switch (action)

  1139.         {

  1140.         case ENGINE_CALLBACK_UPDATE:

  1141.             plugin = getPlugin(pluginId);

  1142. 

  1143.             if (plugin != nullptr && plugin->isEnabled())

  1144.             {

  1145.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1146.                 uiServerSendPluginProperties(plugin);

  1147.             }

  1148.             break;

  1149. 

  1150.         case ENGINE_CALLBACK_RELOAD_INFO:

  1151.             plugin = getPlugin(pluginId);

  1152. 

  1153.             if (plugin != nullptr && plugin->isEnabled())

  1154.             {

  1155.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1156.                 uiServerSendPluginInfo(plugin);

  1157.             }

  1158.             break;

  1159. 

  1160.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1161.             plugin = getPlugin(pluginId);

  1162. 

  1163.             if (plugin != nullptr && plugin->isEnabled())

  1164.             {

  1165.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1166.                 uiServerSendPluginParameters(plugin);

  1167.             }

  1168.             break;

  1169. 

  1170.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1171.             plugin = getPlugin(pluginId);

  1172. 

  1173.             if (plugin != nullptr && plugin->isEnabled())

  1174.             {

  1175.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1176.                 uiServerSendPluginPrograms(plugin);

  1177.             }

  1178.             break;

  1179. 

  1180.         case ENGINE_CALLBACK_RELOAD_ALL:

  1181.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1182.             plugin = getPlugin(pluginId);

  1183. 

  1184.             if (plugin != nullptr && plugin->isEnabled())

  1185.             {

  1186.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1187.                 uiServerSendPluginInfo(plugin);

  1188.                 uiServerSendPluginParameters(plugin);

  1189.                 uiServerSendPluginPrograms(plugin);

  1190.                 uiServerSendPluginProperties(plugin);

  1191.             }

  1192.             break;

  1193. 

  1194.         default:

  1195.             break;

  1196.         }

  1197. 

  1198.         char tmpBuf[STR_MAX];

  1199.         carla_zeroChars(tmpBuf, STR_MAX);

  1200. 

  1201.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1202. 

  1203.         std::sprintf(tmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1204.         if (! fUiServer.writeMessage(tmpBuf))

  1205.             return;

  1206.         std::sprintf(tmpBuf, "%u\n", pluginId);

  1207.         if (! fUiServer.writeMessage(tmpBuf))

  1208.             return;

  1209.         std::sprintf(tmpBuf, "%i\n", value1);

  1210.         if (! fUiServer.writeMessage(tmpBuf))

  1211.             return;

  1212.         std::sprintf(tmpBuf, "%i\n", value2);

  1213.         if (! fUiServer.writeMessage(tmpBuf))

  1214.             return;

  1215.         {

  1216.             const CarlaScopedLocale csl;

  1217.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(value3));

  1218.         }

  1219.         if (! fUiServer.writeMessage(tmpBuf))

  1220.             return;

  1221.         if (! fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : ""))

  1222.             return;

  1223. 

  1224.         fUiServer.flushMessages();

  1225.     }

  1226. 

  1227.     const char* uiFileCallback(FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  1228.     {

  1229.         switch (action)

  1230.         {

  1231.         case FILE_CALLBACK_DEBUG:

  1232.             return nullptr;

  1233. 

  1234.         case FILE_CALLBACK_OPEN:

  1235.             return pHost->ui_open_file(pHost->handle, isDir, title, filter);

  1236. 

  1237.         case FILE_CALLBACK_SAVE:

  1238.             return pHost->ui_save_file(pHost->handle, isDir, title, filter);

  1239.         }

  1240. 

  1241.         return nullptr;

  1242.     }

  1243. 

  1244.     void uiServerInfo()

  1245.     {

  1246.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1247.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1248. 

  1249.         char tmpBuf[STR_MAX];

  1250.         carla_zeroChars(tmpBuf, STR_MAX);

  1251. 

  1252.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1253. 

  1254. #if defined(HAVE_LIBLO) && !defined(BUILD_BRIDGE)

  1255.         if (! fUiServer.writeAndFixMessage("osc-urls"))

  1256.             return;

  1257.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP()))

  1258.             return;

  1259.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP()))

  1260.             return;

  1261. #endif

  1262. 

  1263.         if (! fUiServer.writeAndFixMessage("max-plugin-number"))

  1264.             return;

  1265.         std::sprintf(tmpBuf, "%i\n", pData->maxPluginNumber);

  1266.         if (! fUiServer.writeMessage(tmpBuf))

  1267.             return;

  1268. 

  1269.         if (! fUiServer.writeAndFixMessage("buffer-size"))

  1270.             return;

  1271.         std::sprintf(tmpBuf, "%i\n", pData->bufferSize);

  1272.         if (! fUiServer.writeMessage(tmpBuf))

  1273.             return;

  1274. 

  1275.         if (! fUiServer.writeAndFixMessage("sample-rate"))

  1276.             return;

  1277.         {

  1278.             const CarlaScopedLocale csl;

  1279.             std::sprintf(tmpBuf, "%f\n", pData->sampleRate);

  1280.         }

  1281.         if (! fUiServer.writeMessage(tmpBuf))

  1282.             return;

  1283. 

  1284.         fUiServer.flushMessages();

  1285.     }

  1286. 

  1287.     void uiServerOptions()

  1288.     {

  1289.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1290.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1291. 

  1292.         char tmpBuf[STR_MAX];

  1293.         carla_zeroChars(tmpBuf, STR_MAX);

  1294. 

  1295.         const EngineOptions& options(pData->options);

  1296.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1297. 

  1298.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1299.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1300. 

  1301.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1302.         if (! fUiServer.writeMessage(tmpBuf))

  1303.             return;

  1304.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1305.             return;

  1306.         std::sprintf(tmpBuf, "%i\n", options.processMode);

  1307.         if (! fUiServer.writeMessage(tmpBuf))

  1308.             return;

  1309.         fUiServer.flushMessages();

  1310. 

  1311.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

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

  1313.             return;

  1314.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1315.             return;

  1316.         std::sprintf(tmpBuf, "%i\n", options.transportMode);

  1317.         if (! fUiServer.writeMessage(tmpBuf))

  1318.             return;

  1319.         fUiServer.flushMessages();

  1320. 

  1321.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1322.         if (! fUiServer.writeMessage(tmpBuf))

  1323.             return;

  1324.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1325.             return;

  1326.         if (! fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n"))

  1327.             return;

  1328.         fUiServer.flushMessages();

  1329. 

  1330.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1331.         if (! fUiServer.writeMessage(tmpBuf))

  1332.             return;

  1333.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1334.             return;

  1335.         if (! fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n"))

  1336.             return;

  1337.         fUiServer.flushMessages();

  1338. 

  1339.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1340.         if (! fUiServer.writeMessage(tmpBuf))

  1341.             return;

  1342.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1343.             return;

  1344.         if (! fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n"))

  1345.             return;

  1346.         fUiServer.flushMessages();

  1347. 

  1348.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1349.         if (! fUiServer.writeMessage(tmpBuf))

  1350.             return;

  1351.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1352.             return;

  1353.         if (! fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n"))

  1354.             return;

  1355.         fUiServer.flushMessages();

  1356. 

  1357.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1358.         if (! fUiServer.writeMessage(tmpBuf))

  1359.             return;

  1360.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1361.             return;

  1362.         std::sprintf(tmpBuf, "%i\n", options.maxParameters);

  1363.         if (! fUiServer.writeMessage(tmpBuf))

  1364.             return;

  1365.         fUiServer.flushMessages();

  1366. 

  1367.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1368.         if (! fUiServer.writeMessage(tmpBuf))

  1369.             return;

  1370.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1371.             return;

  1372.         std::sprintf(tmpBuf, "%i\n", options.uiBridgesTimeout);

  1373.         if (! fUiServer.writeMessage(tmpBuf))

  1374.             return;

  1375.         fUiServer.flushMessages();

  1376. 

  1377.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1378.         if (! fUiServer.writeMessage(tmpBuf))

  1379.             return;

  1380.         if (! fUiServer.writeMessage("true\n", 5))

  1381.             return;

  1382.         std::sprintf(tmpBuf, "%s\n", options.binaryDir);

  1383.         if (! fUiServer.writeMessage(tmpBuf))

  1384.             return;

  1385.         fUiServer.flushMessages();

  1386. 

  1387.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1388.         if (! fUiServer.writeMessage(tmpBuf))

  1389.             return;

  1390.         if (! fUiServer.writeMessage("true\n", 5))

  1391.             return;

  1392.         std::sprintf(tmpBuf, "%s\n", options.resourceDir);

  1393.         if (! fUiServer.writeMessage(tmpBuf))

  1394.             return;

  1395.         fUiServer.flushMessages();

  1396.     }

  1397. 

  1398.     // -------------------------------------------------------------------

  1399.     // Plugin parameter calls

  1400. 

  1401.     uint32_t getParameterCount() const

  1402.     {

  1403.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1404.             return plugin->getParameterCount();

  1405. 

  1406.         return 0;

  1407.     }

  1408. 

  1409.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1410.     {

  1411.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1412.         {

  1413.             if (index < plugin->getParameterCount())

  1414.             {

  1415.                 static NativeParameter param;

  1416.                 static char strBufName[STR_MAX+1];

  1417.                 static char strBufUnit[STR_MAX+1];

  1418. 

  1419.                 const ParameterData& paramData(plugin->getParameterData(index));

  1420.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1421. 

  1422.                 plugin->getParameterName(index, strBufName);

  1423.                 plugin->getParameterUnit(index, strBufUnit);

  1424. 

  1425.                 uint hints = 0x0;

  1426. 

  1427.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1428.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1429.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1430.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1431.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1432.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1433.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1434.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1435.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1436.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1437.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1438.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1439. 

  1440.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1441.                 {

  1442.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1443.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1444.                     if (paramData.type == PARAMETER_OUTPUT)

  1445.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1446.                 }

  1447. 

  1448.                 param.hints = static_cast<NativeParameterHints>(hints);

  1449.                 param.name  = strBufName;

  1450.                 param.unit  = strBufUnit;

  1451.                 param.ranges.def = paramRanges.def;

  1452.                 param.ranges.min = paramRanges.min;

  1453.                 param.ranges.max = paramRanges.max;

  1454.                 param.ranges.step = paramRanges.step;

  1455.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1456.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1457.                 param.scalePointCount = 0; // TODO

  1458.                 param.scalePoints = nullptr;

  1459. 

  1460.                 return &param;

  1461.             }

  1462.         }

  1463. 

  1464.         return nullptr;

  1465.     }

  1466. 

  1467.     float getParameterValue(const uint32_t index) const

  1468.     {

  1469.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1470.         {

  1471.             if (index < plugin->getParameterCount())

  1472.                 return plugin->getParameterValue(index);

  1473.         }

  1474. 

  1475.         return 0.0f;

  1476.     }

  1477. 

  1478.     // -------------------------------------------------------------------

  1479.     // Plugin midi-program calls

  1480. 

  1481.     uint32_t getMidiProgramCount() const

  1482.     {

  1483.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1484.             return plugin->getMidiProgramCount();

  1485. 

  1486.         return 0;

  1487.     }

  1488. 

  1489.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1490.     {

  1491.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1492.         {

  1493.             if (index < plugin->getMidiProgramCount())

  1494.             {

  1495.                 static NativeMidiProgram midiProg;

  1496. 

  1497.                 {

  1498.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1499. 

  1500.                     midiProg.bank    = midiProgData.bank;

  1501.                     midiProg.program = midiProgData.program;

  1502.                     midiProg.name    = midiProgData.name;

  1503.                 }

  1504. 

  1505.                 return &midiProg;

  1506.             }

  1507.         }

  1508. 

  1509.         return nullptr;

  1510.     }

  1511. 

  1512.     // -------------------------------------------------------------------

  1513.     // Plugin state calls

  1514. 

  1515.     void setParameterValue(const uint32_t index, const float value)

  1516.     {

  1517.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1518.         {

  1519.             if (index < plugin->getParameterCount())

  1520.                 plugin->setParameterValue(index, value, false, false, false);

  1521.         }

  1522.     }

  1523. 

  1524.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1525.     {

  1526.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1527.             plugin->setMidiProgramById(bank, program, false, false, false);

  1528.     }

  1529. 

  1530.     // -------------------------------------------------------------------

  1531.     // Plugin process calls

  1532. 

  1533.     void activate()

  1534.     {

  1535. #if 0

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

  1537.         {

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

  1539. 

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

  1541.                 continue;

  1542. 

  1543.             plugin->setActive(true, true, false);

  1544.         }

  1545. #endif

  1546.         fIsActive = true;

  1547.     }

  1548. 

  1549.     void deactivate()

  1550.     {

  1551.         fIsActive = false;

  1552. #if 0

  1553.         for (uint i=0; i < pData->curPluginCount; ++i)

  1554.         {

  1555.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1556. 

  1557.             if (plugin == nullptr || ! plugin->isEnabled())

  1558.                 continue;

  1559. 

  1560.             plugin->setActive(false, true, false);

  1561.         }

  1562. #endif

  1563. 

  1564.         // just in case

  1565.         //runPendingRtEvents();

  1566.     }

  1567. 

  1568.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1569.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1570.     {

  1571.         const PendingRtEventsRunner prt(this, frames);

  1572. 

  1573.         // ---------------------------------------------------------------

  1574.         // Time Info

  1575. 

  1576.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1577. 

  1578.         pData->timeInfo.playing   = timeInfo->playing;

  1579.         pData->timeInfo.frame     = timeInfo->frame;

  1580.         pData->timeInfo.usecs     = timeInfo->usecs;

  1581.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1582. 

  1583.         if (timeInfo->bbt.valid)

  1584.         {

  1585.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1586.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1587.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1588.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1589. 

  1590.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1591.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1592. 

  1593.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1594.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1595.         }

  1596. 

  1597.         // ---------------------------------------------------------------

  1598.         // Do nothing if no plugins and rack mode

  1599. 

  1600.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1601.         {

  1602.             if (outBuffer[0] != inBuffer[0])

  1603.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1604. 

  1605.             if (outBuffer[1] != inBuffer[1])

  1606.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1607. 

  1608.             for (uint32_t i=0; i < midiEventCount; ++i)

  1609.             {

  1610.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1611.                     break;

  1612.             }

  1613.             return;

  1614.         }

  1615. 

  1616.         // ---------------------------------------------------------------

  1617.         // initialize events

  1618. 

  1619.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1620.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1621. 

  1622.         // ---------------------------------------------------------------

  1623.         // events input (before processing)

  1624. 

  1625.         {

  1626.             uint32_t engineEventIndex = 0;

  1627. 

  1628.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1629.             {

  1630.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1631.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1632. 

  1633.                 engineEvent.time = midiEvent.time;

  1634.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1635. 

  1636.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1637.                     break;

  1638.             }

  1639.         }

  1640. 

  1641.         if (kIsPatchbay)

  1642.         {

  1643.             // -----------------------------------------------------------

  1644.             // process

  1645. 

  1646.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1647.         }

  1648.         else

  1649.         {

  1650.             // -----------------------------------------------------------

  1651.             // create audio buffers

  1652. 

  1653.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1654.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1655. 

  1656.             // -----------------------------------------------------------

  1657.             // process

  1658. 

  1659.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1660.         }

  1661. 

  1662.         // ---------------------------------------------------------------

  1663.         // events output (after processing)

  1664. 

  1665.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1666. 

  1667.         if (kHasMidiOut)

  1668.         {

  1669.             NativeMidiEvent midiEvent;

  1670. 

  1671.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1672.             {

  1673.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1674. 

  1675.                 if (engineEvent.type == kEngineEventTypeNull)

  1676.                     break;

  1677. 

  1678.                 carla_zeroStruct(midiEvent);

  1679.                 midiEvent.time = engineEvent.time;

  1680. 

  1681.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1682.                 {

  1683.                     midiEvent.port = 0;

  1684.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1685.                 }

  1686.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1687.                 {

  1688.                     if (engineEvent.midi.size > 4)

  1689.                         continue;

  1690. 

  1691.                     midiEvent.port = engineEvent.midi.port;

  1692.                     midiEvent.size = engineEvent.midi.size;

  1693. 

  1694.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1695. 

  1696.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1697.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1698.                 }

  1699.                 else

  1700.                 {

  1701.                     continue;

  1702.                 }

  1703. 

  1704.                 if (midiEvent.size > 0)

  1705.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1706.             }

  1707.         }

  1708.     }

  1709. 

  1710.     // -------------------------------------------------------------------

  1711.     // Plugin UI calls

  1712. 

  1713.     void uiShow(const bool show)

  1714.     {

  1715.         if (show)

  1716.         {

  1717.             if (fUiServer.isPipeRunning())

  1718.             {

  1719.                 fUiServer.writeFocusMessage();

  1720.                 return;

  1721.             }

  1722. 

  1723.             CarlaString path(pHost->resourceDir);

  1724. 

  1725.             if (kIsPatchbay)

  1726.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1727.             else

  1728.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1729. #ifdef CARLA_OS_WIN

  1730.             path += ".exe";

  1731. #endif

  1732.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1733. 

  1734.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1735. 

  1736.             if (! fUiServer.startPipeServer(false))

  1737.             {

  1738.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1739.                 return;

  1740.             }

  1741. 

  1742.             uiServerInfo();

  1743.             uiServerOptions();

  1744.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0,

  1745.                              pData->options.processMode, pData->options.transportMode,

  1746.                              static_cast<float>(pData->sampleRate), "Plugin");

  1747. 

  1748.             fUiServer.writeShowMessage();

  1749. 

  1750.             for (uint i=0; i < pData->curPluginCount; ++i)

  1751.             {

  1752.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1753. 

  1754.                 if (plugin != nullptr && plugin->isEnabled())

  1755.                 {

  1756.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1757.                 }

  1758.             }

  1759. 

  1760.             if (kIsPatchbay)

  1761.                 patchbayRefresh(false);

  1762.         }

  1763.         else

  1764.         {

  1765.             fUiServer.stopPipeServer(2000);

  1766. 

  1767.             // hide all custom uis

  1768.             for (uint i=0; i < pData->curPluginCount; ++i)

  1769.             {

  1770.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1771. 

  1772.                 if (plugin != nullptr && plugin->isEnabled())

  1773.                 {

  1774.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1775.                     {

  1776.                         try {

  1777.                             plugin->showCustomUI(false);

  1778.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1779.                     }

  1780.                 }

  1781.             }

  1782.         }

  1783.     }

  1784. 

  1785.     void uiIdle()

  1786.     {

  1787.         for (uint i=0; i < pData->curPluginCount; ++i)

  1788.         {

  1789.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1790. 

  1791.             if (plugin != nullptr && plugin->isEnabled())

  1792.             {

  1793.                 const uint hints(plugin->getHints());

  1794. 

  1795.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1796.                 {

  1797.                     try {

  1798.                         plugin->uiIdle();

  1799.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1800.                 }

  1801.             }

  1802.         }

  1803. 

  1804.         idlePipe();

  1805. 

  1806.         switch (fUiServer.getAndResetUiState())

  1807.         {

  1808.         case CarlaExternalUI::UiNone:

  1809.         case CarlaExternalUI::UiShow:

  1810.             break;

  1811.         case CarlaExternalUI::UiCrashed:

  1812.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1813.             break;

  1814.         case CarlaExternalUI::UiHide:

  1815.             pHost->ui_closed(pHost->handle);

  1816.             fUiServer.stopPipeServer(1000);

  1817.             break;

  1818.         }

  1819.     }

  1820. 

  1821.     void idlePipe()

  1822.     {

  1823.         if (! fUiServer.isPipeRunning())

  1824.             return;

  1825. 

  1826.         fUiServer.idlePipe();

  1827. 

  1828.         char tmpBuf[STR_MAX];

  1829.         carla_zeroChars(tmpBuf, STR_MAX);

  1830. 

  1831.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1832.         const CarlaScopedLocale csl;

  1833.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1834. 

  1835.         // send transport

  1836.         if (! fUiServer.writeAndFixMessage("transport"))

  1837.             return;

  1838.         if (! fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"))

  1839.             return;

  1840. 

  1841.         if (timeInfo.bbt.valid)

  1842.         {

  1843.             std::sprintf(tmpBuf, P_UINT64 ":%i:%i:%i\n",

  1844.                          timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, static_cast<int>(timeInfo.bbt.tick + 0.5));

  1845.             if (! fUiServer.writeMessage(tmpBuf))

  1846.                 return;

  1847. 

  1848.             std::sprintf(tmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1849.             if (! fUiServer.writeMessage(tmpBuf))

  1850.                 return;

  1851.         }

  1852.         else

  1853.         {

  1854.             std::sprintf(tmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1855.             if (! fUiServer.writeMessage(tmpBuf))

  1856.                 return;

  1857. 

  1858.             if (! fUiServer.writeMessage("0.0\n"))

  1859.                 return;

  1860.         }

  1861. 

  1862.         fUiServer.flushMessages();

  1863. 

  1864.         // send peaks and param outputs for all plugins

  1865.         for (uint i=0; i < pData->curPluginCount; ++i)

  1866.         {

  1867.             const EnginePluginData& plugData(pData->plugins[i]);

  1868.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1869. 

  1870.             std::sprintf(tmpBuf, "PEAKS_%i\n", i);

  1871.             if (! fUiServer.writeMessage(tmpBuf))

  1872.                 return;

  1873. 

  1874.             std::sprintf(tmpBuf, "%f:%f:%f:%f\n",

  1875.                          static_cast<double>(plugData.peaks[0]),

  1876.                          static_cast<double>(plugData.peaks[1]),

  1877.                          static_cast<double>(plugData.peaks[2]),

  1878.                          static_cast<double>(plugData.peaks[3]));

  1879.             if (! fUiServer.writeMessage(tmpBuf))

  1880.                 return;

  1881. 

  1882.             fUiServer.flushMessages();

  1883. 

  1884.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1885.             {

  1886.                 if (! plugin->isParameterOutput(j))

  1887.                     continue;

  1888. 

  1889.                 std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1890.                 if (! fUiServer.writeMessage(tmpBuf))

  1891.                     return;

  1892. 

  1893.                 std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(j)));

  1894.                 if (! fUiServer.writeMessage(tmpBuf))

  1895.                     return;

  1896. 

  1897.                 fUiServer.flushMessages();

  1898.             }

  1899.         }

  1900.     }

  1901. 

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

  1903.     // Plugin state calls

  1904. 

  1905.     char* getState() const

  1906.     {

  1907.         MemoryOutputStream out;

  1908.         saveProjectInternal(out);

  1909.         return strdup(out.toString().toRawUTF8());

  1910.     }

  1911. 

  1912.     void setState(const char* const data)

  1913.     {

  1914.         // remove all plugins from UI side

  1915.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1916.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0.0f, nullptr);

  1917. 

  1918.         // remove all plugins from backend, no lock

  1919.         fIsRunning = false;

  1920.         removeAllPlugins();

  1921.         fIsRunning = true;

  1922. 

  1923.         // stopped during removeAllPlugins()

  1924.         if (! pData->thread.isThreadRunning())

  1925.             pData->thread.startThread();

  1926. 

  1927.         fOptionsForced = true;

  1928.         const String state(data);

  1929.         XmlDocument xml(state);

  1930.         loadProjectInternal(xml);

  1931.     }

  1932. 

  1933.     // -------------------------------------------------------------------

  1934. 

  1935. public:

  1936.     #define handlePtr ((CarlaEngineNative*)handle)

  1937. 

  1938.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1939.     {

  1940.         return new CarlaEngineNative(host, false, true);

  1941.     }

  1942. 

  1943.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1944.     {

  1945.         return new CarlaEngineNative(host, false, false);

  1946.     }

  1947. 

  1948.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1949.     {

  1950.         return new CarlaEngineNative(host, true, true);

  1951.     }

  1952. 

  1953.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1954.     {

  1955.         return new CarlaEngineNative(host, true, true, 3, 2);

  1956.     }

  1957. 

  1958.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1959.     {

  1960.         return new CarlaEngineNative(host, true, true, 16, 16);

  1961.     }

  1962. 

  1963.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1964.     {

  1965.         return new CarlaEngineNative(host, true, true, 32, 32);

  1966.     }

  1967. 

  1968.     static void _cleanup(NativePluginHandle handle)

  1969.     {

  1970.         delete handlePtr;

  1971.     }

  1972. 

  1973.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1974.     {

  1975.         return handlePtr->getParameterCount();

  1976.     }

  1977. 

  1978.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1979.     {

  1980.         return handlePtr->getParameterInfo(index);

  1981.     }

  1982. 

  1983.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1984.     {

  1985.         return handlePtr->getParameterValue(index);

  1986.     }

  1987. 

  1988.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1989.     {

  1990.         return handlePtr->getMidiProgramCount();

  1991.     }

  1992. 

  1993.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1994.     {

  1995.         return handlePtr->getMidiProgramInfo(index);

  1996.     }

  1997. 

  1998.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1999.     {

  2000.         handlePtr->setParameterValue(index, value);

  2001.     }

  2002. 

  2003.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  2004.     {

  2005.         handlePtr->setMidiProgram(channel, bank, program);

  2006.     }

  2007. 

  2008.     static void _ui_show(NativePluginHandle handle, bool show)

  2009.     {

  2010.         handlePtr->uiShow(show);

  2011.     }

  2012. 

  2013.     static void _ui_idle(NativePluginHandle handle)

  2014.     {

  2015.         handlePtr->uiIdle();

  2016.     }

  2017. 

  2018.     static void _activate(NativePluginHandle handle)

  2019.     {

  2020.         handlePtr->activate();

  2021.     }

  2022. 

  2023.     static void _deactivate(NativePluginHandle handle)

  2024.     {

  2025.         handlePtr->deactivate();

  2026.     }

  2027. 

  2028.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  2029.     {

  2030.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  2031.     }

  2032. 

  2033.     static char* _get_state(NativePluginHandle handle)

  2034.     {

  2035.         return handlePtr->getState();

  2036.     }

  2037. 

  2038.     static void _set_state(NativePluginHandle handle, const char* data)

  2039.     {

  2040.         handlePtr->setState(data);

  2041.     }

  2042. 

  2043.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  2044.     {

  2045.         switch(opcode)

  2046.         {

  2047.         case NATIVE_PLUGIN_OPCODE_NULL:

  2048.             return 0;

  2049.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  2050.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  2051.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  2052.             return 0;

  2053.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  2054.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  2055.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  2056.             return 0;

  2057.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  2058.             handlePtr->offlineModeChanged(value != 0);

  2059.             return 0;

  2060.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  2061.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  2062.             return 0;

  2063.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  2064.             CarlaEngineNative* const engine = handlePtr;

  2065.             return (intptr_t)(CarlaEngine*)engine;

  2066.         }

  2067.         }

  2068. 

  2069.         return 0;

  2070. 

  2071.         // unused

  2072.         (void)index;

  2073.         (void)ptr;

  2074.     }

  2075. 

  2076.     // -------------------------------------------------------------------

  2077. 

  2078.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  2079.     {

  2080.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  2081.     }

  2082. 

  2083.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  2084.     {

  2085.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  2086.     }

  2087. 

  2088.     // -------------------------------------------------------------------

  2089. 

  2090.     #undef handlePtr

  2091. 

  2092. private:

  2093.     const NativeHostDescriptor* const pHost;

  2094. 

  2095. #ifdef USE_JUCE_MESSAGE_THREAD

  2096.     const bool kNeedsJuceMsgThread;

  2097.     const juce::SharedResourcePointer<SharedJuceMessageThread> fJuceMsgThread;

  2098. #endif

  2099. 

  2100.     const bool kIsPatchbay; // rack if false

  2101.     const bool kHasMidiOut;

  2102.     bool fIsActive, fIsRunning;

  2103.     CarlaEngineNativeUI fUiServer;

  2104. 

  2105.     bool fOptionsForced;

  2106. 

  2107.     CarlaPlugin* _getFirstPlugin() const noexcept

  2108.     {

  2109.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  2110.             return nullptr;

  2111. 

  2112.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  2113. 

  2114.         if (plugin == nullptr || ! plugin->isEnabled())

  2115.             return nullptr;

  2116. 

  2117.         return pData->plugins[0].plugin;

  2118.     }

  2119. 

  2120.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  2121. };

  2122. 

  2123. // -----------------------------------------------------------------------

  2124. 

  2125. static const NativePluginDescriptor carlaRackDesc = {

  2126.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2127.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2128.                                                   |NATIVE_PLUGIN_HAS_UI

  2129.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2130.                                                   |NATIVE_PLUGIN_USES_STATE

  2131.                                                   |NATIVE_PLUGIN_USES_TIME),

  2132.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2133.     /* audioIns  */ 2,

  2134.     /* audioOuts */ 2,

  2135.     /* midiIns   */ 1,

  2136.     /* midiOuts  */ 1,

  2137.     /* paramIns  */ 0,

  2138.     /* paramOuts */ 0,

  2139.     /* name      */ "Carla-Rack",

  2140.     /* label     */ "carlarack",

  2141.     /* maker     */ "falkTX",

  2142.     /* copyright */ "GNU GPL v2+",

  2143.     CarlaEngineNative::_instantiateRack,

  2144.     CarlaEngineNative::_cleanup,

  2145.     CarlaEngineNative::_get_parameter_count,

  2146.     CarlaEngineNative::_get_parameter_info,

  2147.     CarlaEngineNative::_get_parameter_value,

  2148.     CarlaEngineNative::_get_midi_program_count,

  2149.     CarlaEngineNative::_get_midi_program_info,

  2150.     CarlaEngineNative::_set_parameter_value,

  2151.     CarlaEngineNative::_set_midi_program,

  2152.     /* _set_custom_data        */ nullptr,

  2153.     CarlaEngineNative::_ui_show,

  2154.     CarlaEngineNative::_ui_idle,

  2155.     /* _ui_set_parameter_value */ nullptr,

  2156.     /* _ui_set_midi_program    */ nullptr,

  2157.     /* _ui_set_custom_data     */ nullptr,

  2158.     CarlaEngineNative::_activate,

  2159.     CarlaEngineNative::_deactivate,

  2160.     CarlaEngineNative::_process,

  2161.     CarlaEngineNative::_get_state,

  2162.     CarlaEngineNative::_set_state,

  2163.     CarlaEngineNative::_dispatcher

  2164. };

  2165. 

  2166. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2167.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2168.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2169.                                                   |NATIVE_PLUGIN_HAS_UI

  2170.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2171.                                                   |NATIVE_PLUGIN_USES_STATE

  2172.                                                   |NATIVE_PLUGIN_USES_TIME),

  2173.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2174.     /* audioIns  */ 2,

  2175.     /* audioOuts */ 2,

  2176.     /* midiIns   */ 1,

  2177.     /* midiOuts  */ 0,

  2178.     /* paramIns  */ 0,

  2179.     /* paramOuts */ 0,

  2180.     /* name      */ "Carla-Rack (no midi out)",

  2181.     /* label     */ "carlarack-nomidiout",

  2182.     /* maker     */ "falkTX",

  2183.     /* copyright */ "GNU GPL v2+",

  2184.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2185.     CarlaEngineNative::_cleanup,

  2186.     CarlaEngineNative::_get_parameter_count,

  2187.     CarlaEngineNative::_get_parameter_info,

  2188.     CarlaEngineNative::_get_parameter_value,

  2189.     CarlaEngineNative::_get_midi_program_count,

  2190.     CarlaEngineNative::_get_midi_program_info,

  2191.     CarlaEngineNative::_set_parameter_value,

  2192.     CarlaEngineNative::_set_midi_program,

  2193.     /* _set_custom_data        */ nullptr,

  2194.     CarlaEngineNative::_ui_show,

  2195.     CarlaEngineNative::_ui_idle,

  2196.     /* _ui_set_parameter_value */ nullptr,

  2197.     /* _ui_set_midi_program    */ nullptr,

  2198.     /* _ui_set_custom_data     */ nullptr,

  2199.     CarlaEngineNative::_activate,

  2200.     CarlaEngineNative::_deactivate,

  2201.     CarlaEngineNative::_process,

  2202.     CarlaEngineNative::_get_state,

  2203.     CarlaEngineNative::_set_state,

  2204.     CarlaEngineNative::_dispatcher

  2205. };

  2206. 

  2207. static const NativePluginDescriptor carlaPatchbayDesc = {

  2208.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2209.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2210.                                                   |NATIVE_PLUGIN_HAS_UI

  2211.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2212.                                                   |NATIVE_PLUGIN_USES_STATE

  2213.                                                   |NATIVE_PLUGIN_USES_TIME),

  2214.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2215.     /* audioIns  */ 2,

  2216.     /* audioOuts */ 2,

  2217.     /* midiIns   */ 1,

  2218.     /* midiOuts  */ 1,

  2219.     /* paramIns  */ 0,

  2220.     /* paramOuts */ 0,

  2221.     /* name      */ "Carla-Patchbay",

  2222.     /* label     */ "carlapatchbay",

  2223.     /* maker     */ "falkTX",

  2224.     /* copyright */ "GNU GPL v2+",

  2225.     CarlaEngineNative::_instantiatePatchbay,

  2226.     CarlaEngineNative::_cleanup,

  2227.     CarlaEngineNative::_get_parameter_count,

  2228.     CarlaEngineNative::_get_parameter_info,

  2229.     CarlaEngineNative::_get_parameter_value,

  2230.     CarlaEngineNative::_get_midi_program_count,

  2231.     CarlaEngineNative::_get_midi_program_info,

  2232.     CarlaEngineNative::_set_parameter_value,

  2233.     CarlaEngineNative::_set_midi_program,

  2234.     /* _set_custom_data        */ nullptr,

  2235.     CarlaEngineNative::_ui_show,

  2236.     CarlaEngineNative::_ui_idle,

  2237.     /* _ui_set_parameter_value */ nullptr,

  2238.     /* _ui_set_midi_program    */ nullptr,

  2239.     /* _ui_set_custom_data     */ nullptr,

  2240.     CarlaEngineNative::_activate,

  2241.     CarlaEngineNative::_deactivate,

  2242.     CarlaEngineNative::_process,

  2243.     CarlaEngineNative::_get_state,

  2244.     CarlaEngineNative::_set_state,

  2245.     CarlaEngineNative::_dispatcher

  2246. };

  2247. 

  2248. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2249.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2250.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2251.                                                   |NATIVE_PLUGIN_HAS_UI

  2252.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2253.                                                   |NATIVE_PLUGIN_USES_STATE

  2254.                                                   |NATIVE_PLUGIN_USES_TIME),

  2255.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2256.     /* audioIns  */ 3,

  2257.     /* audioOuts */ 2,

  2258.     /* midiIns   */ 1,

  2259.     /* midiOuts  */ 1,

  2260.     /* paramIns  */ 0,

  2261.     /* paramOuts */ 0,

  2262.     /* name      */ "Carla-Patchbay (sidechain)",

  2263.     /* label     */ "carlapatchbay3s",

  2264.     /* maker     */ "falkTX",

  2265.     /* copyright */ "GNU GPL v2+",

  2266.     CarlaEngineNative::_instantiatePatchbay3s,

  2267.     CarlaEngineNative::_cleanup,

  2268.     CarlaEngineNative::_get_parameter_count,

  2269.     CarlaEngineNative::_get_parameter_info,

  2270.     CarlaEngineNative::_get_parameter_value,

  2271.     CarlaEngineNative::_get_midi_program_count,

  2272.     CarlaEngineNative::_get_midi_program_info,

  2273.     CarlaEngineNative::_set_parameter_value,

  2274.     CarlaEngineNative::_set_midi_program,

  2275.     /* _set_custom_data        */ nullptr,

  2276.     CarlaEngineNative::_ui_show,

  2277.     CarlaEngineNative::_ui_idle,

  2278.     /* _ui_set_parameter_value */ nullptr,

  2279.     /* _ui_set_midi_program    */ nullptr,

  2280.     /* _ui_set_custom_data     */ nullptr,

  2281.     CarlaEngineNative::_activate,

  2282.     CarlaEngineNative::_deactivate,

  2283.     CarlaEngineNative::_process,

  2284.     CarlaEngineNative::_get_state,

  2285.     CarlaEngineNative::_set_state,

  2286.     CarlaEngineNative::_dispatcher

  2287. };

  2288. 

  2289. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2290.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2291.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2292.                                                   |NATIVE_PLUGIN_HAS_UI

  2293.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2294.                                                   |NATIVE_PLUGIN_USES_STATE

  2295.                                                   |NATIVE_PLUGIN_USES_TIME),

  2296.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2297.     /* audioIns  */ 16,

  2298.     /* audioOuts */ 16,

  2299.     /* midiIns   */ 1,

  2300.     /* midiOuts  */ 1,

  2301.     /* paramIns  */ 0,

  2302.     /* paramOuts */ 0,

  2303.     /* name      */ "Carla-Patchbay (16chan)",

  2304.     /* label     */ "carlapatchbay16",

  2305.     /* maker     */ "falkTX",

  2306.     /* copyright */ "GNU GPL v2+",

  2307.     CarlaEngineNative::_instantiatePatchbay16,

  2308.     CarlaEngineNative::_cleanup,

  2309.     CarlaEngineNative::_get_parameter_count,

  2310.     CarlaEngineNative::_get_parameter_info,

  2311.     CarlaEngineNative::_get_parameter_value,

  2312.     CarlaEngineNative::_get_midi_program_count,

  2313.     CarlaEngineNative::_get_midi_program_info,

  2314.     CarlaEngineNative::_set_parameter_value,

  2315.     CarlaEngineNative::_set_midi_program,

  2316.     /* _set_custom_data        */ nullptr,

  2317.     CarlaEngineNative::_ui_show,

  2318.     CarlaEngineNative::_ui_idle,

  2319.     /* _ui_set_parameter_value */ nullptr,

  2320.     /* _ui_set_midi_program    */ nullptr,

  2321.     /* _ui_set_custom_data     */ nullptr,

  2322.     CarlaEngineNative::_activate,

  2323.     CarlaEngineNative::_deactivate,

  2324.     CarlaEngineNative::_process,

  2325.     CarlaEngineNative::_get_state,

  2326.     CarlaEngineNative::_set_state,

  2327.     CarlaEngineNative::_dispatcher

  2328. };

  2329. 

  2330. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2331.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2332.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2333.                                                   |NATIVE_PLUGIN_HAS_UI

  2334.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2335.                                                   |NATIVE_PLUGIN_USES_STATE

  2336.                                                   |NATIVE_PLUGIN_USES_TIME),

  2337.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2338.     /* audioIns  */ 32,

  2339.     /* audioOuts */ 32,

  2340.     /* midiIns   */ 1,

  2341.     /* midiOuts  */ 1,

  2342.     /* paramIns  */ 0,

  2343.     /* paramOuts */ 0,

  2344.     /* name      */ "Carla-Patchbay (32chan)",

  2345.     /* label     */ "carlapatchbay32",

  2346.     /* maker     */ "falkTX",

  2347.     /* copyright */ "GNU GPL v2+",

  2348.     CarlaEngineNative::_instantiatePatchbay32,

  2349.     CarlaEngineNative::_cleanup,

  2350.     CarlaEngineNative::_get_parameter_count,

  2351.     CarlaEngineNative::_get_parameter_info,

  2352.     CarlaEngineNative::_get_parameter_value,

  2353.     CarlaEngineNative::_get_midi_program_count,

  2354.     CarlaEngineNative::_get_midi_program_info,

  2355.     CarlaEngineNative::_set_parameter_value,

  2356.     CarlaEngineNative::_set_midi_program,

  2357.     /* _set_custom_data        */ nullptr,

  2358.     CarlaEngineNative::_ui_show,

  2359.     CarlaEngineNative::_ui_idle,

  2360.     /* _ui_set_parameter_value */ nullptr,

  2361.     /* _ui_set_midi_program    */ nullptr,

  2362.     /* _ui_set_custom_data     */ nullptr,

  2363.     CarlaEngineNative::_activate,

  2364.     CarlaEngineNative::_deactivate,

  2365.     CarlaEngineNative::_process,

  2366.     CarlaEngineNative::_get_state,

  2367.     CarlaEngineNative::_set_state,

  2368.     CarlaEngineNative::_dispatcher

  2369. };

  2370. 

  2371. CARLA_BACKEND_END_NAMESPACE

  2372. 

  2373. // -----------------------------------------------------------------------

  2374. 

  2375. CARLA_EXPORT

  2376. void carla_register_native_plugin_carla();

  2377. 

  2378. void carla_register_native_plugin_carla()

  2379. {

  2380.     CARLA_BACKEND_USE_NAMESPACE;

  2381.     carla_register_native_plugin(&carlaRackDesc);

  2382.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2383.     carla_register_native_plugin(&carlaPatchbayDesc);

  2384.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2385.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2386.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2387. }

  2388. 

  2389. // -----------------------------------------------------------------------

  2390. 

  2391. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2392. {

  2393.     CARLA_BACKEND_USE_NAMESPACE;

  2394.     return &carlaRackDesc;

  2395. }

  2396. 

  2397. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2398. {

  2399.     CARLA_BACKEND_USE_NAMESPACE;

  2400.     return &carlaPatchbayDesc;

  2401. }

  2402. 

  2403. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2404. {

  2405.     CARLA_BACKEND_USE_NAMESPACE;

  2406.     return &carlaPatchbay16Desc;

  2407. }

  2408. 

  2409. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2410. {

  2411.     CARLA_BACKEND_USE_NAMESPACE;

  2412.     return &carlaPatchbay32Desc;

  2413. }

  2414. 

  2415. // -----------------------------------------------------------------------

  2416. // Extra stuff for linking purposes

  2417. 

  2418. #ifdef CARLA_PLUGIN_EXPORT

  2419. 

  2420. CARLA_BACKEND_START_NAMESPACE

  2421. 

  2422. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2423. 

  2424. # ifdef USING_JUCE

  2425. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2426. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2427. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2428. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2429. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2430. # else

  2431. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2432. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2433. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2434. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2435. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2436. # endif

  2437. 

  2438. CARLA_BACKEND_END_NAMESPACE

  2439. 

  2440. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2441. #include "CarlaHostCommon.cpp"

  2442. #include "CarlaPluginUI.cpp"

  2443. #include "CarlaDssiUtils.cpp"

  2444. #include "CarlaMacUtils.cpp"

  2445. #include "CarlaPatchbayUtils.cpp"

  2446. #include "CarlaPipeUtils.cpp"

  2447. #include "CarlaStateUtils.cpp"

  2448. 

  2449. #endif

  2450. 

  2451. // -----------------------------------------------------------------------