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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,

  651.                               static_cast<int>(i),

  652.                               0, 0,

  653.                               plugin->getParameterValue(i),

  654.                               nullptr);

  655.         }

  656.     }

  657. 

  658.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  659. };

  660. 

  661. // -----------------------------------------------------------------------

  662. 

  663. class CarlaEngineNative : public CarlaEngine

  664. {

  665. public:

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

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

  668.         : CarlaEngine(),

  669.           pHost(host),

  670. #ifdef USE_JUCE_MESSAGE_THREAD

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

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

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

  674.           fJuceMsgThread(),

  675. #endif

  676.           kIsPatchbay(isPatchbay),

  677.           kHasMidiOut(withMidiOut),

  678.           fIsActive(false),

  679.           fIsRunning(false),

  680.           fUiServer(this),

  681.           fOptionsForced(false)

  682.     {

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

  684. 

  685. #ifdef USE_JUCE_MESSAGE_THREAD

  686.         if (kNeedsJuceMsgThread)

  687.             fJuceMsgThread->incRef();

  688. #endif

  689. 

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

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

  692.         pData->initTime(nullptr);

  693. 

  694.         if (outChan == 0)

  695.             outChan = inChan;

  696. 

  697.         // set-up engine

  698.         if (kIsPatchbay)

  699.         {

  700.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  701.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  702.             pData->options.forceStereo         = false;

  703.             pData->options.preferPluginBridges = false;

  704.             pData->options.preferUiBridges     = false;

  705.             init("Carla-Patchbay");

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

  707.         }

  708.         else

  709.         {

  710.             CARLA_SAFE_ASSERT(inChan == 2);

  711.             CARLA_SAFE_ASSERT(outChan == 2);

  712.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  713.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  714.             pData->options.forceStereo         = true;

  715.             pData->options.preferPluginBridges = false;

  716.             pData->options.preferUiBridges     = false;

  717.             init("Carla-Rack");

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

  719.         }

  720. 

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

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

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

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

  725. 

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

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

  728. 

  729.         setCallback(_ui_server_callback, this);

  730.         setFileCallback(_ui_file_callback, this);

  731.     }

  732. 

  733.     ~CarlaEngineNative() override

  734.     {

  735.         CARLA_SAFE_ASSERT(! fIsActive);

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

  737. 

  738.         pData->aboutToClose = true;

  739.         fIsRunning = false;

  740. 

  741.         removeAllPlugins();

  742.         //runPendingRtEvents();

  743.         close();

  744. 

  745.         pData->graph.destroy();

  746. 

  747. #ifdef USE_JUCE_MESSAGE_THREAD

  748.         if (kNeedsJuceMsgThread)

  749.             fJuceMsgThread->decRef();

  750. #endif

  751. 

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

  753.     }

  754. 

  755. protected:

  756.     // -------------------------------------

  757.     // CarlaEngine virtual calls

  758. 

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

  760.     {

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

  762. 

  763.         fIsRunning = true;

  764. 

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

  766.         {

  767.             close();

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

  769.             return false;

  770.         }

  771. 

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

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

  774. 

  775.         return true;

  776.     }

  777. 

  778.     bool close() override

  779.     {

  780.         fIsRunning = false;

  781.         CarlaEngine::close();

  782.         return true;

  783.     }

  784. 

  785.     bool isRunning() const noexcept override

  786.     {

  787.         return fIsRunning;

  788.     }

  789. 

  790.     bool isOffline() const noexcept override

  791.     {

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

  793.     }

  794. 

  795.     bool usesConstantBufferSize() const noexcept override

  796.     {

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

  798.         return true;

  799.     }

  800. 

  801.     EngineType getType() const noexcept override

  802.     {

  803.         return kEngineTypePlugin;

  804.     }

  805. 

  806.     const char* getCurrentDriverName() const noexcept override

  807.     {

  808.         return "Plugin";

  809.     }

  810. 

  811.     void callback(const EngineCallbackOpcode action, const uint pluginId,

  812.                   const int value1, const int value2, const int value3,

  813.                   const float valueF, const char* const valueStr) noexcept override

  814.     {

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

  816. 

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

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

  819.                               NATIVE_HOST_OPCODE_HOST_IDLE,

  820.                               0, 0, nullptr, 0.0f);

  821.         }

  822.     }

  823. 

  824.     // -------------------------------------------------------------------

  825. 

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

  827.     {

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

  829.         {

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

  831.             return retName;

  832.         }

  833. 

  834.         return nullptr;

  835.     }

  836. 

  837.     // -------------------------------------------------------------------

  838. 

  839.     void bufferSizeChanged(const uint32_t newBufferSize)

  840.     {

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

  842.             return;

  843. 

  844.         {

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

  846. 

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

  848.             {

  849.                 char tmpBuf[STR_MAX];

  850.                 carla_zeroChars(tmpBuf, STR_MAX);

  851. 

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

  853. 

  854.                 if (fUiServer.writeMessage(tmpBuf))

  855.                     fUiServer.flushMessages();

  856.             }

  857.         }

  858. 

  859.         pData->bufferSize = newBufferSize;

  860.         CarlaEngine::bufferSizeChanged(newBufferSize);

  861.     }

  862. 

  863.     void sampleRateChanged(const double newSampleRate)

  864.     {

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

  866.             return;

  867. 

  868.         {

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

  870. 

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

  872.             {

  873.                 char tmpBuf[STR_MAX];

  874.                 carla_zeroChars(tmpBuf, STR_MAX);

  875. 

  876.                 {

  877.                     const CarlaScopedLocale csl;

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

  879.                 }

  880. 

  881.                 if (fUiServer.writeMessage(tmpBuf))

  882.                     fUiServer.flushMessages();

  883.             }

  884.         }

  885. 

  886.         pData->sampleRate = newSampleRate;

  887.         CarlaEngine::sampleRateChanged(newSampleRate);

  888.     }

  889. 

  890.     // -------------------------------------------------------------------

  891. 

  892.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  893.     {

  894.         char tmpBuf[STR_MAX];

  895.         carla_zeroChars(tmpBuf, STR_MAX);

  896. 

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

  898. 

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

  900. 

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

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

  903.             return;

  904. 

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

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

  907.             return;

  908. 

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

  910.         {

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

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

  913.                 return;

  914.         }

  915.         else

  916.         {

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

  918.                 return;

  919.         }

  920. 

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

  922.         {

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

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

  925.                 return;

  926.         }

  927.         else

  928.         {

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

  930.                 return;

  931.         }

  932. 

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

  934.         {

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

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

  937.                 return;

  938.         }

  939.         else

  940.         {

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

  942.                 return;

  943.         }

  944. 

  945.         plugin->getRealName(tmpBuf);

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

  947.             return;

  948. 

  949.         plugin->getLabel(tmpBuf);

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

  951.             return;

  952. 

  953.         plugin->getMaker(tmpBuf);

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

  955.             return;

  956. 

  957.         plugin->getCopyright(tmpBuf);

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

  959.             return;

  960. 

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

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

  963.             return;

  964. 

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

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

  967.             return;

  968. 

  969.         fUiServer.flushMessages();

  970.     }

  971. 

  972.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  973.     {

  974.         char tmpBuf[STR_MAX];

  975.         carla_zeroChars(tmpBuf, STR_MAX);

  976. 

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

  978.         const CarlaScopedLocale csl;

  979. 

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

  981. 

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

  983.         {

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

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

  986.                 return;

  987. 

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

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

  990.                 return;

  991. 

  992.             fUiServer.flushMessages();

  993.         }

  994. 

  995.         uint32_t ins, outs, count;

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

  997.         count = plugin->getParameterCount();

  998. 

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

  1000.         if (! fUiServer.writeMessage(tmpBuf))

  1001.             return;

  1002. 

  1003.         for (uint32_t i=0; i<count; ++i)

  1004.         {

  1005.             const ParameterData& paramData(plugin->getParameterData(i));

  1006.             const ParameterRanges& paramRanges(plugin->getParameterRanges(i));

  1007. 

  1008.             std::sprintf(tmpBuf, "PARAMETER_DATA_%i:%i\n", pluginId, i);

  1009.             if (! fUiServer.writeMessage(tmpBuf))

  1010.                 return;

  1011. 

  1012.             std::sprintf(tmpBuf, "%i:%i:%i:%i\n", paramData.type, paramData.hints, paramData.midiChannel, paramData.midiCC);

  1013.             if (! fUiServer.writeMessage(tmpBuf))

  1014.                 return;

  1015. 

  1016.             plugin->getParameterName(i, tmpBuf);

  1017.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1018.                 return;

  1019. 

  1020.             plugin->getParameterUnit(i, tmpBuf);

  1021.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1022.                 return;

  1023. 

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

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

  1026.                 return;

  1027. 

  1028.             std::sprintf(tmpBuf, "%f:%f:%f:%f:%f:%f\n",

  1029.                          static_cast<double>(paramRanges.def),

  1030.                          static_cast<double>(paramRanges.min),

  1031.                          static_cast<double>(paramRanges.max),

  1032.                          static_cast<double>(paramRanges.step),

  1033.                          static_cast<double>(paramRanges.stepSmall),

  1034.                          static_cast<double>(paramRanges.stepLarge));

  1035.             if (! fUiServer.writeMessage(tmpBuf))

  1036.                 return;

  1037. 

  1038.             std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", pluginId, i);

  1039.             if (! fUiServer.writeMessage(tmpBuf))

  1040.                 return;

  1041. 

  1042.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(i)));

  1043.             if (! fUiServer.writeMessage(tmpBuf))

  1044.                 return;

  1045.         }

  1046. 

  1047.         fUiServer.flushMessages();

  1048.     }

  1049. 

  1050.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  1051.     {

  1052.         char tmpBuf[STR_MAX];

  1053.         carla_zeroChars(tmpBuf, STR_MAX);

  1054. 

  1055.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1056. 

  1057.         const uint pluginId(plugin->getId());

  1058. 

  1059.         uint32_t count = plugin->getProgramCount();

  1060.         std::sprintf(tmpBuf, "PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentProgram());

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

  1062.             return;

  1063. 

  1064.         for (uint32_t i=0; i<count; ++i)

  1065.         {

  1066.             std::sprintf(tmpBuf, "PROGRAM_NAME_%i:%i\n", pluginId, i);

  1067.             if (! fUiServer.writeMessage(tmpBuf))

  1068.                 return;

  1069. 

  1070.             plugin->getProgramName(i, tmpBuf);

  1071.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1072.                 return;

  1073.         }

  1074. 

  1075.         fUiServer.flushMessages();

  1076. 

  1077.         count = plugin->getMidiProgramCount();

  1078.         std::sprintf(tmpBuf, "MIDI_PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentMidiProgram());

  1079.         if (! fUiServer.writeMessage(tmpBuf))

  1080.             return;

  1081. 

  1082.         for (uint32_t i=0; i<count; ++i)

  1083.         {

  1084.             std::sprintf(tmpBuf, "MIDI_PROGRAM_DATA_%i:%i\n", pluginId, i);

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

  1086.                 return;

  1087. 

  1088.             const MidiProgramData& mpData(plugin->getMidiProgramData(i));

  1089. 

  1090.             std::sprintf(tmpBuf, "%i:%i\n", mpData.bank, mpData.program);

  1091.             if (! fUiServer.writeMessage(tmpBuf))

  1092.                 return;

  1093. 

  1094.             std::sprintf(tmpBuf, "%s", mpData.name);

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

  1096.                 return;

  1097.         }

  1098. 

  1099.         fUiServer.flushMessages();

  1100.     }

  1101. 

  1102.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  1103.     {

  1104.         char tmpBuf[STR_MAX];

  1105.         carla_zeroChars(tmpBuf, STR_MAX);

  1106. 

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

  1108. 

  1109.         const uint pluginId(plugin->getId());

  1110. 

  1111.         uint32_t count = plugin->getCustomDataCount();

  1112.         std::sprintf(tmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  1113.         if (! fUiServer.writeMessage(tmpBuf))

  1114.             return;

  1115. 

  1116.         for (uint32_t i=0; i<count; ++i)

  1117.         {

  1118.             const CustomData& customData(plugin->getCustomData(i));

  1119.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1120. 

  1121.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  1122.                 continue;

  1123. 

  1124.             std::sprintf(tmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  1125.             if (! fUiServer.writeMessage(tmpBuf))

  1126.                 return;

  1127. 

  1128.             if (! fUiServer.writeAndFixMessage(customData.type))

  1129.                 return;

  1130.             if (! fUiServer.writeAndFixMessage(customData.key))

  1131.                 return;

  1132.             if (! fUiServer.writeAndFixMessage(customData.value))

  1133.                 return;

  1134.         }

  1135. 

  1136.         fUiServer.flushMessages();

  1137.     }

  1138. 

  1139.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId,

  1140.                           const int value1, const int value2, const int value3,

  1141.                           const float valueF, const char* const valueStr)

  1142.     {

  1143.         if (! fIsRunning)

  1144.             return;

  1145.         if (! fUiServer.isPipeRunning())

  1146.             return;

  1147. 

  1148.         CarlaPlugin* plugin;

  1149. 

  1150.         switch (action)

  1151.         {

  1152.         case ENGINE_CALLBACK_UPDATE:

  1153.             plugin = getPlugin(pluginId);

  1154. 

  1155.             if (plugin != nullptr && plugin->isEnabled())

  1156.             {

  1157.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1158.                 uiServerSendPluginProperties(plugin);

  1159.             }

  1160.             break;

  1161. 

  1162.         case ENGINE_CALLBACK_RELOAD_INFO:

  1163.             plugin = getPlugin(pluginId);

  1164. 

  1165.             if (plugin != nullptr && plugin->isEnabled())

  1166.             {

  1167.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1168.                 uiServerSendPluginInfo(plugin);

  1169.             }

  1170.             break;

  1171. 

  1172.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1173.             plugin = getPlugin(pluginId);

  1174. 

  1175.             if (plugin != nullptr && plugin->isEnabled())

  1176.             {

  1177.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1178.                 uiServerSendPluginParameters(plugin);

  1179.             }

  1180.             break;

  1181. 

  1182.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1183.             plugin = getPlugin(pluginId);

  1184. 

  1185.             if (plugin != nullptr && plugin->isEnabled())

  1186.             {

  1187.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1188.                 uiServerSendPluginPrograms(plugin);

  1189.             }

  1190.             break;

  1191. 

  1192.         case ENGINE_CALLBACK_RELOAD_ALL:

  1193.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1194.             plugin = getPlugin(pluginId);

  1195. 

  1196.             if (plugin != nullptr && plugin->isEnabled())

  1197.             {

  1198.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1199.                 uiServerSendPluginInfo(plugin);

  1200.                 uiServerSendPluginParameters(plugin);

  1201.                 uiServerSendPluginPrograms(plugin);

  1202.                 uiServerSendPluginProperties(plugin);

  1203.             }

  1204.             break;

  1205. 

  1206.         default:

  1207.             break;

  1208.         }

  1209. 

  1210.         char tmpBuf[STR_MAX];

  1211.         carla_zeroChars(tmpBuf, STR_MAX);

  1212. 

  1213.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1214. 

  1215.         std::sprintf(tmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1216.         if (! fUiServer.writeMessage(tmpBuf))

  1217.             return;

  1218.         std::sprintf(tmpBuf, "%u\n", pluginId);

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

  1220.             return;

  1221.         std::sprintf(tmpBuf, "%i\n", value1);

  1222.         if (! fUiServer.writeMessage(tmpBuf))

  1223.             return;

  1224.         std::sprintf(tmpBuf, "%i\n", value2);

  1225.         if (! fUiServer.writeMessage(tmpBuf))

  1226.             return;

  1227.         std::sprintf(tmpBuf, "%i\n", value3);

  1228.         if (! fUiServer.writeMessage(tmpBuf))

  1229.             return;

  1230.         {

  1231.             const CarlaScopedLocale csl;

  1232.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(valueF));

  1233.         }

  1234.         if (! fUiServer.writeMessage(tmpBuf))

  1235.             return;

  1236.         if (! fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : ""))

  1237.             return;

  1238. 

  1239.         fUiServer.flushMessages();

  1240.     }

  1241. 

  1242.     const char* uiFileCallback(FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  1243.     {

  1244.         switch (action)

  1245.         {

  1246.         case FILE_CALLBACK_DEBUG:

  1247.             return nullptr;

  1248. 

  1249.         case FILE_CALLBACK_OPEN:

  1250.             return pHost->ui_open_file(pHost->handle, isDir, title, filter);

  1251. 

  1252.         case FILE_CALLBACK_SAVE:

  1253.             return pHost->ui_save_file(pHost->handle, isDir, title, filter);

  1254.         }

  1255. 

  1256.         return nullptr;

  1257.     }

  1258. 

  1259.     void uiServerInfo()

  1260.     {

  1261.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1262.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1263. 

  1264.         char tmpBuf[STR_MAX];

  1265.         carla_zeroChars(tmpBuf, STR_MAX);

  1266. 

  1267.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1268. 

  1269. #if defined(HAVE_LIBLO) && !defined(BUILD_BRIDGE)

  1270.         if (! fUiServer.writeAndFixMessage("osc-urls"))

  1271.             return;

  1272.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP()))

  1273.             return;

  1274.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP()))

  1275.             return;

  1276. #endif

  1277. 

  1278.         if (! fUiServer.writeAndFixMessage("max-plugin-number"))

  1279.             return;

  1280.         std::sprintf(tmpBuf, "%i\n", pData->maxPluginNumber);

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

  1282.             return;

  1283. 

  1284.         if (! fUiServer.writeAndFixMessage("buffer-size"))

  1285.             return;

  1286.         std::sprintf(tmpBuf, "%i\n", pData->bufferSize);

  1287.         if (! fUiServer.writeMessage(tmpBuf))

  1288.             return;

  1289. 

  1290.         if (! fUiServer.writeAndFixMessage("sample-rate"))

  1291.             return;

  1292.         {

  1293.             const CarlaScopedLocale csl;

  1294.             std::sprintf(tmpBuf, "%f\n", pData->sampleRate);

  1295.         }

  1296.         if (! fUiServer.writeMessage(tmpBuf))

  1297.             return;

  1298. 

  1299.         fUiServer.flushMessages();

  1300.     }

  1301. 

  1302.     void uiServerOptions()

  1303.     {

  1304.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1305.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1306. 

  1307.         char tmpBuf[STR_MAX];

  1308.         carla_zeroChars(tmpBuf, STR_MAX);

  1309. 

  1310.         const EngineOptions& options(pData->options);

  1311.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1312. 

  1313.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1314.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1315. 

  1316.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

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

  1318.             return;

  1319.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1320.             return;

  1321.         std::sprintf(tmpBuf, "%i\n", options.processMode);

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

  1323.             return;

  1324.         fUiServer.flushMessages();

  1325. 

  1326.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1327.         if (! fUiServer.writeMessage(tmpBuf))

  1328.             return;

  1329.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1330.             return;

  1331.         std::sprintf(tmpBuf, "%i\n", options.transportMode);

  1332.         if (! fUiServer.writeMessage(tmpBuf))

  1333.             return;

  1334.         fUiServer.flushMessages();

  1335. 

  1336.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1337.         if (! fUiServer.writeMessage(tmpBuf))

  1338.             return;

  1339.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1340.             return;

  1341.         if (! fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n"))

  1342.             return;

  1343.         fUiServer.flushMessages();

  1344. 

  1345.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1346.         if (! fUiServer.writeMessage(tmpBuf))

  1347.             return;

  1348.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1349.             return;

  1350.         if (! fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n"))

  1351.             return;

  1352.         fUiServer.flushMessages();

  1353. 

  1354.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1355.         if (! fUiServer.writeMessage(tmpBuf))

  1356.             return;

  1357.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1358.             return;

  1359.         if (! fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n"))

  1360.             return;

  1361.         fUiServer.flushMessages();

  1362. 

  1363.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1364.         if (! fUiServer.writeMessage(tmpBuf))

  1365.             return;

  1366.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1367.             return;

  1368.         if (! fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n"))

  1369.             return;

  1370.         fUiServer.flushMessages();

  1371. 

  1372.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

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

  1374.             return;

  1375.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1376.             return;

  1377.         std::sprintf(tmpBuf, "%i\n", options.maxParameters);

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

  1379.             return;

  1380.         fUiServer.flushMessages();

  1381. 

  1382.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

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

  1384.             return;

  1385.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1386.             return;

  1387.         std::sprintf(tmpBuf, "%i\n", options.uiBridgesTimeout);

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

  1389.             return;

  1390.         fUiServer.flushMessages();

  1391. 

  1392.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

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

  1394.             return;

  1395.         if (! fUiServer.writeMessage("true\n", 5))

  1396.             return;

  1397.         std::sprintf(tmpBuf, "%s\n", options.binaryDir);

  1398.         if (! fUiServer.writeMessage(tmpBuf))

  1399.             return;

  1400.         fUiServer.flushMessages();

  1401. 

  1402.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1403.         if (! fUiServer.writeMessage(tmpBuf))

  1404.             return;

  1405.         if (! fUiServer.writeMessage("true\n", 5))

  1406.             return;

  1407.         std::sprintf(tmpBuf, "%s\n", options.resourceDir);

  1408.         if (! fUiServer.writeMessage(tmpBuf))

  1409.             return;

  1410.         fUiServer.flushMessages();

  1411.     }

  1412. 

  1413.     // -------------------------------------------------------------------

  1414.     // Plugin parameter calls

  1415. 

  1416.     uint32_t getParameterCount() const

  1417.     {

  1418.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1419.             return plugin->getParameterCount();

  1420. 

  1421.         return 0;

  1422.     }

  1423. 

  1424.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1425.     {

  1426.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1427.         {

  1428.             if (index < plugin->getParameterCount())

  1429.             {

  1430.                 static NativeParameter param;

  1431.                 static char strBufName[STR_MAX+1];

  1432.                 static char strBufUnit[STR_MAX+1];

  1433. 

  1434.                 const ParameterData& paramData(plugin->getParameterData(index));

  1435.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1436. 

  1437.                 plugin->getParameterName(index, strBufName);

  1438.                 plugin->getParameterUnit(index, strBufUnit);

  1439. 

  1440.                 uint hints = 0x0;

  1441. 

  1442.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1443.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1444.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1445.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1446.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1447.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1448.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1449.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1450.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1451.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1452.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1453.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1454. 

  1455.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1456.                 {

  1457.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1458.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1459.                     if (paramData.type == PARAMETER_OUTPUT)

  1460.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1461.                 }

  1462. 

  1463.                 param.hints = static_cast<NativeParameterHints>(hints);

  1464.                 param.name  = strBufName;

  1465.                 param.unit  = strBufUnit;

  1466.                 param.ranges.def = paramRanges.def;

  1467.                 param.ranges.min = paramRanges.min;

  1468.                 param.ranges.max = paramRanges.max;

  1469.                 param.ranges.step = paramRanges.step;

  1470.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1471.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1472.                 param.scalePointCount = 0; // TODO

  1473.                 param.scalePoints = nullptr;

  1474. 

  1475.                 return &param;

  1476.             }

  1477.         }

  1478. 

  1479.         return nullptr;

  1480.     }

  1481. 

  1482.     float getParameterValue(const uint32_t index) const

  1483.     {

  1484.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1485.         {

  1486.             if (index < plugin->getParameterCount())

  1487.                 return plugin->getParameterValue(index);

  1488.         }

  1489. 

  1490.         return 0.0f;

  1491.     }

  1492. 

  1493.     // -------------------------------------------------------------------

  1494.     // Plugin midi-program calls

  1495. 

  1496.     uint32_t getMidiProgramCount() const

  1497.     {

  1498.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1499.             return plugin->getMidiProgramCount();

  1500. 

  1501.         return 0;

  1502.     }

  1503. 

  1504.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1505.     {

  1506.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1507.         {

  1508.             if (index < plugin->getMidiProgramCount())

  1509.             {

  1510.                 static NativeMidiProgram midiProg;

  1511. 

  1512.                 {

  1513.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1514. 

  1515.                     midiProg.bank    = midiProgData.bank;

  1516.                     midiProg.program = midiProgData.program;

  1517.                     midiProg.name    = midiProgData.name;

  1518.                 }

  1519. 

  1520.                 return &midiProg;

  1521.             }

  1522.         }

  1523. 

  1524.         return nullptr;

  1525.     }

  1526. 

  1527.     // -------------------------------------------------------------------

  1528.     // Plugin state calls

  1529. 

  1530.     void setParameterValue(const uint32_t index, const float value)

  1531.     {

  1532.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1533.         {

  1534.             if (index < plugin->getParameterCount())

  1535.                 plugin->setParameterValue(index, value, false, false, false);

  1536.         }

  1537.     }

  1538. 

  1539.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1540.     {

  1541.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1542.             plugin->setMidiProgramById(bank, program, false, false, false);

  1543.     }

  1544. 

  1545.     // -------------------------------------------------------------------

  1546.     // Plugin process calls

  1547. 

  1548.     void activate()

  1549.     {

  1550. #if 0

  1551.         for (uint i=0; i < pData->curPluginCount; ++i)

  1552.         {

  1553.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1554. 

  1555.             if (plugin == nullptr || ! plugin->isEnabled())

  1556.                 continue;

  1557. 

  1558.             plugin->setActive(true, true, false);

  1559.         }

  1560. #endif

  1561.         fIsActive = true;

  1562.     }

  1563. 

  1564.     void deactivate()

  1565.     {

  1566.         fIsActive = false;

  1567. #if 0

  1568.         for (uint i=0; i < pData->curPluginCount; ++i)

  1569.         {

  1570.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1571. 

  1572.             if (plugin == nullptr || ! plugin->isEnabled())

  1573.                 continue;

  1574. 

  1575.             plugin->setActive(false, true, false);

  1576.         }

  1577. #endif

  1578. 

  1579.         // just in case

  1580.         //runPendingRtEvents();

  1581.     }

  1582. 

  1583.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1584.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1585.     {

  1586.         const PendingRtEventsRunner prt(this, frames);

  1587. 

  1588.         // ---------------------------------------------------------------

  1589.         // Time Info

  1590. 

  1591.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1592. 

  1593.         pData->timeInfo.playing   = timeInfo->playing;

  1594.         pData->timeInfo.frame     = timeInfo->frame;

  1595.         pData->timeInfo.usecs     = timeInfo->usecs;

  1596.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1597. 

  1598.         if (timeInfo->bbt.valid)

  1599.         {

  1600.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1601.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1602.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1603.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1604. 

  1605.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1606.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1607. 

  1608.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1609.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1610.         }

  1611. 

  1612.         // ---------------------------------------------------------------

  1613.         // Do nothing if no plugins and rack mode

  1614. 

  1615.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1616.         {

  1617.             if (outBuffer[0] != inBuffer[0])

  1618.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1619. 

  1620.             if (outBuffer[1] != inBuffer[1])

  1621.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1622. 

  1623.             for (uint32_t i=0; i < midiEventCount; ++i)

  1624.             {

  1625.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1626.                     break;

  1627.             }

  1628.             return;

  1629.         }

  1630. 

  1631.         // ---------------------------------------------------------------

  1632.         // initialize events

  1633. 

  1634.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1635.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1636. 

  1637.         // ---------------------------------------------------------------

  1638.         // events input (before processing)

  1639. 

  1640.         {

  1641.             uint32_t engineEventIndex = 0;

  1642. 

  1643.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1644.             {

  1645.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1646.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1647. 

  1648.                 engineEvent.time = midiEvent.time;

  1649.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1650. 

  1651.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1652.                     break;

  1653.             }

  1654.         }

  1655. 

  1656.         if (kIsPatchbay)

  1657.         {

  1658.             // -----------------------------------------------------------

  1659.             // process

  1660. 

  1661.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1662.         }

  1663.         else

  1664.         {

  1665.             // -----------------------------------------------------------

  1666.             // create audio buffers

  1667. 

  1668.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1669.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1670. 

  1671.             // -----------------------------------------------------------

  1672.             // process

  1673. 

  1674.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1675.         }

  1676. 

  1677.         // ---------------------------------------------------------------

  1678.         // events output (after processing)

  1679. 

  1680.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1681. 

  1682.         if (kHasMidiOut)

  1683.         {

  1684.             NativeMidiEvent midiEvent;

  1685. 

  1686.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1687.             {

  1688.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1689. 

  1690.                 if (engineEvent.type == kEngineEventTypeNull)

  1691.                     break;

  1692. 

  1693.                 carla_zeroStruct(midiEvent);

  1694.                 midiEvent.time = engineEvent.time;

  1695. 

  1696.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1697.                 {

  1698.                     midiEvent.port = 0;

  1699.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1700.                 }

  1701.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1702.                 {

  1703.                     if (engineEvent.midi.size > 4)

  1704.                         continue;

  1705. 

  1706.                     midiEvent.port = engineEvent.midi.port;

  1707.                     midiEvent.size = engineEvent.midi.size;

  1708. 

  1709.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1710. 

  1711.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1712.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1713.                 }

  1714.                 else

  1715.                 {

  1716.                     continue;

  1717.                 }

  1718. 

  1719.                 if (midiEvent.size > 0)

  1720.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1721.             }

  1722.         }

  1723.     }

  1724. 

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

  1726.     // Plugin UI calls

  1727. 

  1728.     void uiShow(const bool show)

  1729.     {

  1730.         if (show)

  1731.         {

  1732.             if (fUiServer.isPipeRunning())

  1733.             {

  1734.                 fUiServer.writeFocusMessage();

  1735.                 return;

  1736.             }

  1737. 

  1738.             CarlaString path(pHost->resourceDir);

  1739. 

  1740.             if (kIsPatchbay)

  1741.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1742.             else

  1743.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1744. #ifdef CARLA_OS_WIN

  1745.             path += ".exe";

  1746. #endif

  1747.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1748. 

  1749.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1750. 

  1751.             if (! fUiServer.startPipeServer(false))

  1752.             {

  1753.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1754.                 return;

  1755.             }

  1756. 

  1757.             uiServerInfo();

  1758.             uiServerOptions();

  1759.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1760.                              0,

  1761.                              pData->options.processMode,

  1762.                              pData->options.transportMode,

  1763.                              static_cast<int>(pData->bufferSize),

  1764.                              static_cast<float>(pData->sampleRate),

  1765.                              "Plugin");

  1766. 

  1767.             fUiServer.writeShowMessage();

  1768. 

  1769.             for (uint i=0; i < pData->curPluginCount; ++i)

  1770.             {

  1771.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1772. 

  1773.                 if (plugin != nullptr && plugin->isEnabled())

  1774.                 {

  1775.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  1776.                 }

  1777.             }

  1778. 

  1779.             if (kIsPatchbay)

  1780.                 patchbayRefresh(false);

  1781.         }

  1782.         else

  1783.         {

  1784.             fUiServer.stopPipeServer(2000);

  1785. 

  1786.             // hide all custom uis

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

  1794.                     {

  1795.                         try {

  1796.                             plugin->showCustomUI(false);

  1797.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1798.                     }

  1799.                 }

  1800.             }

  1801.         }

  1802.     }

  1803. 

  1804.     void uiIdle()

  1805.     {

  1806.         for (uint i=0; i < pData->curPluginCount; ++i)

  1807.         {

  1808.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1809. 

  1810.             if (plugin != nullptr && plugin->isEnabled())

  1811.             {

  1812.                 const uint hints(plugin->getHints());

  1813. 

  1814.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1815.                 {

  1816.                     try {

  1817.                         plugin->uiIdle();

  1818.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1819.                 }

  1820.             }

  1821.         }

  1822. 

  1823.         idlePipe();

  1824. 

  1825.         switch (fUiServer.getAndResetUiState())

  1826.         {

  1827.         case CarlaExternalUI::UiNone:

  1828.         case CarlaExternalUI::UiShow:

  1829.             break;

  1830.         case CarlaExternalUI::UiCrashed:

  1831.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1832.             break;

  1833.         case CarlaExternalUI::UiHide:

  1834.             pHost->ui_closed(pHost->handle);

  1835.             fUiServer.stopPipeServer(1000);

  1836.             break;

  1837.         }

  1838.     }

  1839. 

  1840.     void idlePipe()

  1841.     {

  1842.         if (! fUiServer.isPipeRunning())

  1843.             return;

  1844. 

  1845.         fUiServer.idlePipe();

  1846. 

  1847.         char tmpBuf[STR_MAX];

  1848.         carla_zeroChars(tmpBuf, STR_MAX);

  1849. 

  1850.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1851.         const CarlaScopedLocale csl;

  1852.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1853. 

  1854.         // send transport

  1855.         if (! fUiServer.writeAndFixMessage("transport"))

  1856.             return;

  1857.         if (! fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"))

  1858.             return;

  1859. 

  1860.         if (timeInfo.bbt.valid)

  1861.         {

  1862.             std::sprintf(tmpBuf, P_UINT64 ":%i:%i:%i\n",

  1863.                          timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, static_cast<int>(timeInfo.bbt.tick + 0.5));

  1864.             if (! fUiServer.writeMessage(tmpBuf))

  1865.                 return;

  1866. 

  1867.             std::sprintf(tmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1868.             if (! fUiServer.writeMessage(tmpBuf))

  1869.                 return;

  1870.         }

  1871.         else

  1872.         {

  1873.             std::sprintf(tmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1874.             if (! fUiServer.writeMessage(tmpBuf))

  1875.                 return;

  1876. 

  1877.             if (! fUiServer.writeMessage("0.0\n"))

  1878.                 return;

  1879.         }

  1880. 

  1881.         fUiServer.flushMessages();

  1882. 

  1883.         // send peaks and param outputs for all plugins

  1884.         for (uint i=0; i < pData->curPluginCount; ++i)

  1885.         {

  1886.             const EnginePluginData& plugData(pData->plugins[i]);

  1887.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1888. 

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

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

  1891.                 return;

  1892. 

  1893.             std::sprintf(tmpBuf, "%f:%f:%f:%f\n",

  1894.                          static_cast<double>(plugData.peaks[0]),

  1895.                          static_cast<double>(plugData.peaks[1]),

  1896.                          static_cast<double>(plugData.peaks[2]),

  1897.                          static_cast<double>(plugData.peaks[3]));

  1898.             if (! fUiServer.writeMessage(tmpBuf))

  1899.                 return;

  1900. 

  1901.             fUiServer.flushMessages();

  1902. 

  1903.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1904.             {

  1905.                 if (! plugin->isParameterOutput(j))

  1906.                     continue;

  1907. 

  1908.                 std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1909.                 if (! fUiServer.writeMessage(tmpBuf))

  1910.                     return;

  1911. 

  1912.                 std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(j)));

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

  1914.                     return;

  1915. 

  1916.                 fUiServer.flushMessages();

  1917.             }

  1918.         }

  1919.     }

  1920. 

  1921.     // -------------------------------------------------------------------

  1922.     // Plugin state calls

  1923. 

  1924.     char* getState() const

  1925.     {

  1926.         MemoryOutputStream out;

  1927.         saveProjectInternal(out);

  1928.         return strdup(out.toString().toRawUTF8());

  1929.     }

  1930. 

  1931.     void setState(const char* const data)

  1932.     {

  1933.         // remove all plugins from UI side

  1934.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1935.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1936. 

  1937.         // remove all plugins from backend, no lock

  1938.         fIsRunning = false;

  1939.         removeAllPlugins();

  1940.         fIsRunning = true;

  1941. 

  1942.         // stopped during removeAllPlugins()

  1943.         if (! pData->thread.isThreadRunning())

  1944.             pData->thread.startThread();

  1945. 

  1946.         fOptionsForced = true;

  1947.         const String state(data);

  1948.         XmlDocument xml(state);

  1949.         loadProjectInternal(xml);

  1950.     }

  1951. 

  1952.     // -------------------------------------------------------------------

  1953. 

  1954. public:

  1955.     #define handlePtr ((CarlaEngineNative*)handle)

  1956. 

  1957.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1958.     {

  1959.         return new CarlaEngineNative(host, false, true);

  1960.     }

  1961. 

  1962.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1963.     {

  1964.         return new CarlaEngineNative(host, false, false);

  1965.     }

  1966. 

  1967.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1968.     {

  1969.         return new CarlaEngineNative(host, true, true);

  1970.     }

  1971. 

  1972.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1973.     {

  1974.         return new CarlaEngineNative(host, true, true, 3, 2);

  1975.     }

  1976. 

  1977.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1978.     {

  1979.         return new CarlaEngineNative(host, true, true, 16, 16);

  1980.     }

  1981. 

  1982.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1983.     {

  1984.         return new CarlaEngineNative(host, true, true, 32, 32);

  1985.     }

  1986. 

  1987.     static void _cleanup(NativePluginHandle handle)

  1988.     {

  1989.         delete handlePtr;

  1990.     }

  1991. 

  1992.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1993.     {

  1994.         return handlePtr->getParameterCount();

  1995.     }

  1996. 

  1997.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1998.     {

  1999.         return handlePtr->getParameterInfo(index);

  2000.     }

  2001. 

  2002.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  2003.     {

  2004.         return handlePtr->getParameterValue(index);

  2005.     }

  2006. 

  2007.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  2008.     {

  2009.         return handlePtr->getMidiProgramCount();

  2010.     }

  2011. 

  2012.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  2013.     {

  2014.         return handlePtr->getMidiProgramInfo(index);

  2015.     }

  2016. 

  2017.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  2018.     {

  2019.         handlePtr->setParameterValue(index, value);

  2020.     }

  2021. 

  2022.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  2023.     {

  2024.         handlePtr->setMidiProgram(channel, bank, program);

  2025.     }

  2026. 

  2027.     static void _ui_show(NativePluginHandle handle, bool show)

  2028.     {

  2029.         handlePtr->uiShow(show);

  2030.     }

  2031. 

  2032.     static void _ui_idle(NativePluginHandle handle)

  2033.     {

  2034.         handlePtr->uiIdle();

  2035.     }

  2036. 

  2037.     static void _activate(NativePluginHandle handle)

  2038.     {

  2039.         handlePtr->activate();

  2040.     }

  2041. 

  2042.     static void _deactivate(NativePluginHandle handle)

  2043.     {

  2044.         handlePtr->deactivate();

  2045.     }

  2046. 

  2047.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  2048.     {

  2049.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  2050.     }

  2051. 

  2052.     static char* _get_state(NativePluginHandle handle)

  2053.     {

  2054.         return handlePtr->getState();

  2055.     }

  2056. 

  2057.     static void _set_state(NativePluginHandle handle, const char* data)

  2058.     {

  2059.         handlePtr->setState(data);

  2060.     }

  2061. 

  2062.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  2063.     {

  2064.         switch(opcode)

  2065.         {

  2066.         case NATIVE_PLUGIN_OPCODE_NULL:

  2067.             return 0;

  2068.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  2069.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  2070.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  2071.             return 0;

  2072.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  2073.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  2074.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  2075.             return 0;

  2076.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  2077.             handlePtr->offlineModeChanged(value != 0);

  2078.             return 0;

  2079.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  2080.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  2081.             return 0;

  2082.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  2083.             CarlaEngineNative* const engine = handlePtr;

  2084.             return (intptr_t)(CarlaEngine*)engine;

  2085.         }

  2086.         }

  2087. 

  2088.         return 0;

  2089. 

  2090.         // unused

  2091.         (void)index;

  2092.         (void)ptr;

  2093.     }

  2094. 

  2095.     // -------------------------------------------------------------------

  2096. 

  2097.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId,

  2098.                                     int value1, int value2, int value3,

  2099.                                     float valueF, const char* valueStr)

  2100.     {

  2101.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueF, valueStr);

  2102.     }

  2103. 

  2104.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir,

  2105.                                          const char* title, const char* filter)

  2106.     {

  2107.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  2108.     }

  2109. 

  2110.     // -------------------------------------------------------------------

  2111. 

  2112.     #undef handlePtr

  2113. 

  2114. private:

  2115.     const NativeHostDescriptor* const pHost;

  2116. 

  2117. #ifdef USE_JUCE_MESSAGE_THREAD

  2118.     const bool kNeedsJuceMsgThread;

  2119.     const juce::SharedResourcePointer<SharedJuceMessageThread> fJuceMsgThread;

  2120. #endif

  2121. 

  2122.     const bool kIsPatchbay; // rack if false

  2123.     const bool kHasMidiOut;

  2124.     bool fIsActive, fIsRunning;

  2125.     CarlaEngineNativeUI fUiServer;

  2126. 

  2127.     bool fOptionsForced;

  2128. 

  2129.     CarlaPlugin* _getFirstPlugin() const noexcept

  2130.     {

  2131.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  2132.             return nullptr;

  2133. 

  2134.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  2135. 

  2136.         if (plugin == nullptr || ! plugin->isEnabled())

  2137.             return nullptr;

  2138. 

  2139.         return pData->plugins[0].plugin;

  2140.     }

  2141. 

  2142.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  2143. };

  2144. 

  2145. // -----------------------------------------------------------------------

  2146. 

  2147. static const NativePluginDescriptor carlaRackDesc = {

  2148.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2149.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2150.                                                   |NATIVE_PLUGIN_HAS_UI

  2151.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2152.                                                   |NATIVE_PLUGIN_USES_STATE

  2153.                                                   |NATIVE_PLUGIN_USES_TIME),

  2154.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2155.     /* audioIns  */ 2,

  2156.     /* audioOuts */ 2,

  2157.     /* midiIns   */ 1,

  2158.     /* midiOuts  */ 1,

  2159.     /* paramIns  */ 0,

  2160.     /* paramOuts */ 0,

  2161.     /* name      */ "Carla-Rack",

  2162.     /* label     */ "carlarack",

  2163.     /* maker     */ "falkTX",

  2164.     /* copyright */ "GNU GPL v2+",

  2165.     CarlaEngineNative::_instantiateRack,

  2166.     CarlaEngineNative::_cleanup,

  2167.     CarlaEngineNative::_get_parameter_count,

  2168.     CarlaEngineNative::_get_parameter_info,

  2169.     CarlaEngineNative::_get_parameter_value,

  2170.     CarlaEngineNative::_get_midi_program_count,

  2171.     CarlaEngineNative::_get_midi_program_info,

  2172.     CarlaEngineNative::_set_parameter_value,

  2173.     CarlaEngineNative::_set_midi_program,

  2174.     /* _set_custom_data        */ nullptr,

  2175.     CarlaEngineNative::_ui_show,

  2176.     CarlaEngineNative::_ui_idle,

  2177.     /* _ui_set_parameter_value */ nullptr,

  2178.     /* _ui_set_midi_program    */ nullptr,

  2179.     /* _ui_set_custom_data     */ nullptr,

  2180.     CarlaEngineNative::_activate,

  2181.     CarlaEngineNative::_deactivate,

  2182.     CarlaEngineNative::_process,

  2183.     CarlaEngineNative::_get_state,

  2184.     CarlaEngineNative::_set_state,

  2185.     CarlaEngineNative::_dispatcher

  2186. };

  2187. 

  2188. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2189.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

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

  2191.                                                   |NATIVE_PLUGIN_HAS_UI

  2192.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2193.                                                   |NATIVE_PLUGIN_USES_STATE

  2194.                                                   |NATIVE_PLUGIN_USES_TIME),

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

  2196.     /* audioIns  */ 2,

  2197.     /* audioOuts */ 2,

  2198.     /* midiIns   */ 1,

  2199.     /* midiOuts  */ 0,

  2200.     /* paramIns  */ 0,

  2201.     /* paramOuts */ 0,

  2202.     /* name      */ "Carla-Rack (no midi out)",

  2203.     /* label     */ "carlarack-nomidiout",

  2204.     /* maker     */ "falkTX",

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

  2206.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2207.     CarlaEngineNative::_cleanup,

  2208.     CarlaEngineNative::_get_parameter_count,

  2209.     CarlaEngineNative::_get_parameter_info,

  2210.     CarlaEngineNative::_get_parameter_value,

  2211.     CarlaEngineNative::_get_midi_program_count,

  2212.     CarlaEngineNative::_get_midi_program_info,

  2213.     CarlaEngineNative::_set_parameter_value,

  2214.     CarlaEngineNative::_set_midi_program,

  2215.     /* _set_custom_data        */ nullptr,

  2216.     CarlaEngineNative::_ui_show,

  2217.     CarlaEngineNative::_ui_idle,

  2218.     /* _ui_set_parameter_value */ nullptr,

  2219.     /* _ui_set_midi_program    */ nullptr,

  2220.     /* _ui_set_custom_data     */ nullptr,

  2221.     CarlaEngineNative::_activate,

  2222.     CarlaEngineNative::_deactivate,

  2223.     CarlaEngineNative::_process,

  2224.     CarlaEngineNative::_get_state,

  2225.     CarlaEngineNative::_set_state,

  2226.     CarlaEngineNative::_dispatcher

  2227. };

  2228. 

  2229. static const NativePluginDescriptor carlaPatchbayDesc = {

  2230.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

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

  2232.                                                   |NATIVE_PLUGIN_HAS_UI

  2233.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2234.                                                   |NATIVE_PLUGIN_USES_STATE

  2235.                                                   |NATIVE_PLUGIN_USES_TIME),

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

  2237.     /* audioIns  */ 2,

  2238.     /* audioOuts */ 2,

  2239.     /* midiIns   */ 1,

  2240.     /* midiOuts  */ 1,

  2241.     /* paramIns  */ 0,

  2242.     /* paramOuts */ 0,

  2243.     /* name      */ "Carla-Patchbay",

  2244.     /* label     */ "carlapatchbay",

  2245.     /* maker     */ "falkTX",

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

  2247.     CarlaEngineNative::_instantiatePatchbay,

  2248.     CarlaEngineNative::_cleanup,

  2249.     CarlaEngineNative::_get_parameter_count,

  2250.     CarlaEngineNative::_get_parameter_info,

  2251.     CarlaEngineNative::_get_parameter_value,

  2252.     CarlaEngineNative::_get_midi_program_count,

  2253.     CarlaEngineNative::_get_midi_program_info,

  2254.     CarlaEngineNative::_set_parameter_value,

  2255.     CarlaEngineNative::_set_midi_program,

  2256.     /* _set_custom_data        */ nullptr,

  2257.     CarlaEngineNative::_ui_show,

  2258.     CarlaEngineNative::_ui_idle,

  2259.     /* _ui_set_parameter_value */ nullptr,

  2260.     /* _ui_set_midi_program    */ nullptr,

  2261.     /* _ui_set_custom_data     */ nullptr,

  2262.     CarlaEngineNative::_activate,

  2263.     CarlaEngineNative::_deactivate,

  2264.     CarlaEngineNative::_process,

  2265.     CarlaEngineNative::_get_state,

  2266.     CarlaEngineNative::_set_state,

  2267.     CarlaEngineNative::_dispatcher

  2268. };

  2269. 

  2270. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2271.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

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

  2273.                                                   |NATIVE_PLUGIN_HAS_UI

  2274.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2275.                                                   |NATIVE_PLUGIN_USES_STATE

  2276.                                                   |NATIVE_PLUGIN_USES_TIME),

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

  2278.     /* audioIns  */ 3,

  2279.     /* audioOuts */ 2,

  2280.     /* midiIns   */ 1,

  2281.     /* midiOuts  */ 1,

  2282.     /* paramIns  */ 0,

  2283.     /* paramOuts */ 0,

  2284.     /* name      */ "Carla-Patchbay (sidechain)",

  2285.     /* label     */ "carlapatchbay3s",

  2286.     /* maker     */ "falkTX",

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

  2288.     CarlaEngineNative::_instantiatePatchbay3s,

  2289.     CarlaEngineNative::_cleanup,

  2290.     CarlaEngineNative::_get_parameter_count,

  2291.     CarlaEngineNative::_get_parameter_info,

  2292.     CarlaEngineNative::_get_parameter_value,

  2293.     CarlaEngineNative::_get_midi_program_count,

  2294.     CarlaEngineNative::_get_midi_program_info,

  2295.     CarlaEngineNative::_set_parameter_value,

  2296.     CarlaEngineNative::_set_midi_program,

  2297.     /* _set_custom_data        */ nullptr,

  2298.     CarlaEngineNative::_ui_show,

  2299.     CarlaEngineNative::_ui_idle,

  2300.     /* _ui_set_parameter_value */ nullptr,

  2301.     /* _ui_set_midi_program    */ nullptr,

  2302.     /* _ui_set_custom_data     */ nullptr,

  2303.     CarlaEngineNative::_activate,

  2304.     CarlaEngineNative::_deactivate,

  2305.     CarlaEngineNative::_process,

  2306.     CarlaEngineNative::_get_state,

  2307.     CarlaEngineNative::_set_state,

  2308.     CarlaEngineNative::_dispatcher

  2309. };

  2310. 

  2311. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2312.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

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

  2314.                                                   |NATIVE_PLUGIN_HAS_UI

  2315.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2316.                                                   |NATIVE_PLUGIN_USES_STATE

  2317.                                                   |NATIVE_PLUGIN_USES_TIME),

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

  2319.     /* audioIns  */ 16,

  2320.     /* audioOuts */ 16,

  2321.     /* midiIns   */ 1,

  2322.     /* midiOuts  */ 1,

  2323.     /* paramIns  */ 0,

  2324.     /* paramOuts */ 0,

  2325.     /* name      */ "Carla-Patchbay (16chan)",

  2326.     /* label     */ "carlapatchbay16",

  2327.     /* maker     */ "falkTX",

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

  2329.     CarlaEngineNative::_instantiatePatchbay16,

  2330.     CarlaEngineNative::_cleanup,

  2331.     CarlaEngineNative::_get_parameter_count,

  2332.     CarlaEngineNative::_get_parameter_info,

  2333.     CarlaEngineNative::_get_parameter_value,

  2334.     CarlaEngineNative::_get_midi_program_count,

  2335.     CarlaEngineNative::_get_midi_program_info,

  2336.     CarlaEngineNative::_set_parameter_value,

  2337.     CarlaEngineNative::_set_midi_program,

  2338.     /* _set_custom_data        */ nullptr,

  2339.     CarlaEngineNative::_ui_show,

  2340.     CarlaEngineNative::_ui_idle,

  2341.     /* _ui_set_parameter_value */ nullptr,

  2342.     /* _ui_set_midi_program    */ nullptr,

  2343.     /* _ui_set_custom_data     */ nullptr,

  2344.     CarlaEngineNative::_activate,

  2345.     CarlaEngineNative::_deactivate,

  2346.     CarlaEngineNative::_process,

  2347.     CarlaEngineNative::_get_state,

  2348.     CarlaEngineNative::_set_state,

  2349.     CarlaEngineNative::_dispatcher

  2350. };

  2351. 

  2352. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2353.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

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

  2355.                                                   |NATIVE_PLUGIN_HAS_UI

  2356.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2357.                                                   |NATIVE_PLUGIN_USES_STATE

  2358.                                                   |NATIVE_PLUGIN_USES_TIME),

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

  2360.     /* audioIns  */ 32,

  2361.     /* audioOuts */ 32,

  2362.     /* midiIns   */ 1,

  2363.     /* midiOuts  */ 1,

  2364.     /* paramIns  */ 0,

  2365.     /* paramOuts */ 0,

  2366.     /* name      */ "Carla-Patchbay (32chan)",

  2367.     /* label     */ "carlapatchbay32",

  2368.     /* maker     */ "falkTX",

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

  2370.     CarlaEngineNative::_instantiatePatchbay32,

  2371.     CarlaEngineNative::_cleanup,

  2372.     CarlaEngineNative::_get_parameter_count,

  2373.     CarlaEngineNative::_get_parameter_info,

  2374.     CarlaEngineNative::_get_parameter_value,

  2375.     CarlaEngineNative::_get_midi_program_count,

  2376.     CarlaEngineNative::_get_midi_program_info,

  2377.     CarlaEngineNative::_set_parameter_value,

  2378.     CarlaEngineNative::_set_midi_program,

  2379.     /* _set_custom_data        */ nullptr,

  2380.     CarlaEngineNative::_ui_show,

  2381.     CarlaEngineNative::_ui_idle,

  2382.     /* _ui_set_parameter_value */ nullptr,

  2383.     /* _ui_set_midi_program    */ nullptr,

  2384.     /* _ui_set_custom_data     */ nullptr,

  2385.     CarlaEngineNative::_activate,

  2386.     CarlaEngineNative::_deactivate,

  2387.     CarlaEngineNative::_process,

  2388.     CarlaEngineNative::_get_state,

  2389.     CarlaEngineNative::_set_state,

  2390.     CarlaEngineNative::_dispatcher

  2391. };

  2392. 

  2393. CARLA_BACKEND_END_NAMESPACE

  2394. 

  2395. // -----------------------------------------------------------------------

  2396. 

  2397. CARLA_EXPORT

  2398. void carla_register_native_plugin_carla();

  2399. 

  2400. void carla_register_native_plugin_carla()

  2401. {

  2402.     CARLA_BACKEND_USE_NAMESPACE;

  2403.     carla_register_native_plugin(&carlaRackDesc);

  2404.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2405.     carla_register_native_plugin(&carlaPatchbayDesc);

  2406.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2407.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2408.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2409. }

  2410. 

  2411. // -----------------------------------------------------------------------

  2412. 

  2413. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2414. {

  2415.     CARLA_BACKEND_USE_NAMESPACE;

  2416.     return &carlaRackDesc;

  2417. }

  2418. 

  2419. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2420. {

  2421.     CARLA_BACKEND_USE_NAMESPACE;

  2422.     return &carlaPatchbayDesc;

  2423. }

  2424. 

  2425. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2426. {

  2427.     CARLA_BACKEND_USE_NAMESPACE;

  2428.     return &carlaPatchbay16Desc;

  2429. }

  2430. 

  2431. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2432. {

  2433.     CARLA_BACKEND_USE_NAMESPACE;

  2434.     return &carlaPatchbay32Desc;

  2435. }

  2436. 

  2437. // -----------------------------------------------------------------------

  2438. // Extra stuff for linking purposes

  2439. 

  2440. #ifdef CARLA_PLUGIN_EXPORT

  2441. 

  2442. CARLA_BACKEND_START_NAMESPACE

  2443. 

  2444. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2445. 

  2446. # ifdef USING_JUCE

  2447. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2448. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2449. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2450. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2451. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2452. # else

  2453. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2454. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2455. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2456. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2457. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2458. # endif

  2459. 

  2460. CARLA_BACKEND_END_NAMESPACE

  2461. 

  2462. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2463. #include "CarlaHostCommon.cpp"

  2464. #include "CarlaPluginUI.cpp"

  2465. #include "CarlaDssiUtils.cpp"

  2466. #include "CarlaMacUtils.cpp"

  2467. #include "CarlaPatchbayUtils.cpp"

  2468. #include "CarlaPipeUtils.cpp"

  2469. #include "CarlaStateUtils.cpp"

  2470. 

  2471. #endif

  2472. 

  2473. // -----------------------------------------------------------------------