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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) 2011-2018 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. #include "water/files/File.h"

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

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

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

  42. 

  43. using water::File;

  44. using water::MemoryOutputStream;

  45. using water::String;

  46. using water::XmlDocument;

  47. using water::XmlElement;

  48. 

  49. CARLA_BACKEND_START_NAMESPACE

  50. 

  51. // -----------------------------------------------------------------------

  52. 

  53. class CarlaEngineNativeUI : public CarlaExternalUI

  54. {

  55. public:

  56.     CarlaEngineNativeUI(CarlaEngine* const engine)

  57.         : fEngine(engine),

  58.           fRemoteWinId(0)

  59.     {

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

  61.     }

  62. 

  63.     ~CarlaEngineNativeUI() noexcept override

  64.     {

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

  66.     }

  67. 

  68.     bool isReady() const noexcept

  69.     {

  70.         return fRemoteWinId != 0;

  71.     }

  72. 

  73.     intptr_t getRemoteWinId() const noexcept

  74.     {

  75.         return fRemoteWinId;

  76.     }

  77. 

  78. protected:

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

  80.     {

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

  82.             return true;

  83. 

  84.         bool ok = true;

  85. 

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

  87.         {

  88.             uint32_t option;

  89.             int32_t value;

  90.             const char* valueStr = nullptr;

  91. 

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

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

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

  95. 

  96.             try {

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

  98.             } CARLA_SAFE_EXCEPTION("setOption");

  99. 

  100.             if (valueStr != nullptr)

  101.                 delete[] valueStr;

  102.         }

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

  104.         {

  105.             const char* filename;

  106. 

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

  108. 

  109.             try {

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

  111.             } CARLA_SAFE_EXCEPTION("loadFile");

  112. 

  113.             delete[] filename;

  114.         }

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

  116.         {

  117.             const char* filename;

  118. 

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

  120. 

  121.             try {

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

  123.             } CARLA_SAFE_EXCEPTION("loadProject");

  124. 

  125.             delete[] filename;

  126.         }

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

  128.         {

  129.             const char* filename;

  130. 

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

  132. 

  133.             try {

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

  135.             } CARLA_SAFE_EXCEPTION("saveProject");

  136. 

  137.             delete[] filename;

  138.         }

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

  140.         {

  141.             uint32_t groupA, portA, groupB, portB;

  142. 

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

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

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

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

  147. 

  148.             try {

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

  150.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  151.         }

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

  153.         {

  154.             uint32_t connectionId;

  155. 

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

  157. 

  158.             try {

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

  160.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  161.         }

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

  163.         {

  164.             try {

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

  166.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  167.         }

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

  169.         {

  170.             fEngine->transportPlay();

  171.         }

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

  173.         {

  174.             fEngine->transportPause();

  175.         }

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

  177.         {

  178.             double bpm;

  179. 

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

  181. 

  182.             fEngine->transportBPM(bpm);

  183.         }

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

  185.         {

  186.             uint64_t frame;

  187. 

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

  189. 

  190.             fEngine->transportRelocate(frame);

  191.         }

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

  193.         {

  194.             uint32_t btype, ptype;

  195.             const char* filename = nullptr;

  196.             const char* name;

  197.             const char* label;

  198.             int64_t uniqueId;

  199.             uint options;

  200. 

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

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

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

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

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

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

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

  208. 

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

  210.             {

  211.                 delete[] filename;

  212.                 filename = nullptr;

  213.             }

  214. 

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

  216.             {

  217.                 delete[] name;

  218.                 name = nullptr;

  219.             }

  220. 

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

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

  223. 

  224.             if (filename != nullptr)

  225.                 delete[] filename;

  226.             if (name != nullptr)

  227.                 delete[] name;

  228.             delete[] label;

  229.         }

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

  231.         {

  232.             uint32_t pluginId;

  233. 

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

  235. 

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

  237.         }

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

  239.         {

  240.             ok = fEngine->removeAllPlugins();

  241.         }

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

  243.         {

  244.             uint32_t pluginId;

  245.             const char* newName;

  246. 

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

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

  249. 

  250.             // TODO

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

  252. 

  253.             delete[] newName;

  254.         }

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

  256.         {

  257.             uint32_t pluginId;

  258. 

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

  260. 

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

  262.         }

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

  264.         {

  265.             uint32_t pluginId;

  266. 

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

  268. 

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

  270.         }

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

  272.         {

  273.             uint32_t pluginIdA, pluginIdB;

  274. 

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

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

  277. 

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

  279.         }

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

  281.         {

  282.             uint32_t pluginId;

  283.             const char* filename;

  284. 

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

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

  287. 

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

  289.                 plugin->loadStateFromFile(filename);

  290. 

  291.             delete[] filename;

  292.         }

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

  294.         {

  295.             uint32_t pluginId;

  296.             const char* filename;

  297. 

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

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

  300. 

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

  302.                 plugin->saveStateToFile(filename);

  303. 

  304.             delete[] filename;

  305.         }

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

  307.         {

  308.             uint32_t pluginId, option;

  309.             bool yesNo;

  310. 

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

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

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

  314. 

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

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

  317.         }

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

  319.         {

  320.             uint32_t pluginId;

  321.             bool onOff;

  322. 

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

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

  325. 

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

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

  328.         }

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

  330.         {

  331.             uint32_t pluginId;

  332.             float value;

  333. 

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

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

  336. 

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

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

  339.         }

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

  341.         {

  342.             uint32_t pluginId;

  343.             float value;

  344. 

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

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

  347. 

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

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

  350.         }

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

  352.         {

  353.             uint32_t pluginId;

  354.             float value;

  355. 

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

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

  358. 

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

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

  361.         }

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

  363.         {

  364.             uint32_t pluginId;

  365.             float value;

  366. 

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

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

  369. 

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

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

  372.         }

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

  374.         {

  375.             uint32_t pluginId;

  376.             float value;

  377. 

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

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

  380. 

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

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

  383.         }

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

  385.         {

  386.             uint32_t pluginId;

  387.             int32_t channel;

  388. 

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

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

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

  392. 

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

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

  395.         }

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

  397.         {

  398.             uint32_t pluginId, parameterId;

  399.             float value;

  400. 

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

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

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

  404. 

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

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

  407.         }

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

  409.         {

  410.             uint32_t pluginId, parameterId, channel;

  411. 

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

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

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

  415.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  416. 

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

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

  419.         }

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

  421.         {

  422.             uint32_t pluginId, parameterId;

  423.             int32_t cc;

  424. 

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

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

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

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

  429. 

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

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

  432.         }

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

  434.         {

  435.             uint32_t pluginId;

  436.             int32_t index;

  437. 

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

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

  440. 

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

  442.             {

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

  444.                 _updateParamValues(plugin, pluginId);

  445.             }

  446.         }

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

  448.         {

  449.             uint32_t pluginId;

  450.             int32_t index;

  451. 

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

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

  454. 

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

  456.             {

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

  458.                 _updateParamValues(plugin, pluginId);

  459.             }

  460.         }

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

  462.         {

  463.             uint32_t pluginId;

  464.             const char* type;

  465.             const char* key;

  466.             const char* value;

  467. 

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

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

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

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

  472. 

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

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

  475. 

  476.             delete[] type;

  477.             delete[] key;

  478.             delete[] value;

  479.         }

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

  481.         {

  482.             uint32_t pluginId;

  483.             const char* cdata;

  484. 

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

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

  487. 

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

  489.             {

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

  491. #ifdef CARLA_PROPER_CPP11_SUPPORT

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

  493. #else

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

  495. #endif

  496.             }

  497. 

  498.             delete[] cdata;

  499.         }

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

  501.         {

  502.             uint32_t pluginId;

  503. 

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

  505. 

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

  507.                 plugin->prepareForSave();

  508.         }

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

  510.         {

  511.             uint32_t pluginId;

  512. 

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

  514. 

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

  516.                 plugin->resetParameters();

  517.         }

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

  519.         {

  520.             uint32_t pluginId;

  521. 

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

  523. 

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

  525.                 plugin->randomizeParameters();

  526.         }

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

  528.         {

  529.             uint32_t pluginId, channel, note, velocity;

  530. 

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

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

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

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

  535.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  536.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  537.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  538. 

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

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

  541.         }

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

  543.         {

  544.             uint32_t pluginId;

  545.             bool yesNo;

  546. 

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

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

  549. 

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

  551.                 plugin->showCustomUI(yesNo);

  552.         }

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

  554.         {

  555.             uint64_t winId;

  556. 

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

  558. 

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

  560.         }

  561.         else

  562.         {

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

  564.             return false;

  565.         }

  566. 

  567.         if (! ok)

  568.         {

  569.             const CarlaMutexLocker cml(getPipeLock());

  570. 

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

  572.                 flushMessages();

  573.         }

  574. 

  575.         return true;

  576.     }

  577. 

  578. private:

  579.     CarlaEngine* const fEngine;

  580.     intptr_t           fRemoteWinId;

  581. 

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

  583.     {

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

  585.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

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

  587.     }

  588. 

  589.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  590. };

  591. 

  592. // -----------------------------------------------------------------------

  593. 

  594. class CarlaEngineNative : public CarlaEngine

  595. {

  596. public:

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

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

  599.         : CarlaEngine(),

  600.           pHost(host),

  601.           kIsPatchbay(isPatchbay),

  602.           kHasMidiOut(withMidiOut),

  603.           fIsActive(false),

  604.           fIsRunning(false),

  605.           fUiServer(this),

  606.           fOptionsForced(false),

  607.           fWaitForReadyMsg(false)

  608.     {

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

  610. 

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

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

  613.         pData->initTime(nullptr);

  614. 

  615.         if (outChan == 0)

  616.             outChan = inChan;

  617. 

  618.         // set-up engine

  619.         if (kIsPatchbay)

  620.         {

  621.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  622.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  623.             pData->options.forceStereo         = false;

  624.             pData->options.preferPluginBridges = false;

  625.             pData->options.preferUiBridges     = false;

  626.             init("Carla-Patchbay");

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

  628.         }

  629.         else

  630.         {

  631.             CARLA_SAFE_ASSERT(inChan == 2);

  632.             CARLA_SAFE_ASSERT(outChan == 2);

  633.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  634.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  635.             pData->options.forceStereo         = true;

  636.             pData->options.preferPluginBridges = false;

  637.             pData->options.preferUiBridges     = false;

  638.             init("Carla-Rack");

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

  640.         }

  641. 

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

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

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

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

  646. 

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

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

  649. 

  650.         setCallback(_ui_server_callback, this);

  651.         setFileCallback(_ui_file_callback, this);

  652.     }

  653. 

  654.     ~CarlaEngineNative() override

  655.     {

  656.         CARLA_SAFE_ASSERT(! fIsActive);

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

  658. 

  659.         pData->aboutToClose = true;

  660.         fIsRunning = false;

  661. 

  662.         removeAllPlugins();

  663.         //runPendingRtEvents();

  664.         close();

  665. 

  666.         pData->graph.destroy();

  667. 

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

  669.     }

  670. 

  671. protected:

  672.     // -------------------------------------

  673.     // CarlaEngine virtual calls

  674. 

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

  676.     {

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

  678. 

  679.         fIsRunning = true;

  680. 

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

  682.         {

  683.             close();

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

  685.             return false;

  686.         }

  687. 

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

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

  690. 

  691.         return true;

  692.     }

  693. 

  694.     bool close() override

  695.     {

  696.         fIsRunning = false;

  697.         CarlaEngine::close();

  698.         return true;

  699.     }

  700. 

  701.     bool isRunning() const noexcept override

  702.     {

  703.         return fIsRunning;

  704.     }

  705. 

  706.     bool isOffline() const noexcept override

  707.     {

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

  709.     }

  710. 

  711.     bool usesConstantBufferSize() const noexcept override

  712.     {

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

  714.         return true;

  715.     }

  716. 

  717.     EngineType getType() const noexcept override

  718.     {

  719.         return kEngineTypePlugin;

  720.     }

  721. 

  722.     const char* getCurrentDriverName() const noexcept override

  723.     {

  724.         return "Plugin";

  725.     }

  726. 

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

  728.     {

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

  730. 

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

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

  733.     }

  734. 

  735.     // -------------------------------------------------------------------

  736. 

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

  738.     {

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

  740.         {

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

  742.             return retName;

  743.         }

  744. 

  745.         return nullptr;

  746.     }

  747. 

  748.     // -------------------------------------------------------------------

  749. 

  750.     void bufferSizeChanged(const uint32_t newBufferSize)

  751.     {

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

  753.             return;

  754. 

  755.         {

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

  757. 

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

  759.             {

  760.                 char tmpBuf[STR_MAX];

  761.                 carla_zeroChars(tmpBuf, STR_MAX);

  762. 

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

  764. 

  765.                 if (fUiServer.writeMessage(tmpBuf))

  766.                     fUiServer.flushMessages();

  767.             }

  768.         }

  769. 

  770.         pData->bufferSize = newBufferSize;

  771.         CarlaEngine::bufferSizeChanged(newBufferSize);

  772.     }

  773. 

  774.     void sampleRateChanged(const double newSampleRate)

  775.     {

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

  777.             return;

  778. 

  779.         {

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

  781. 

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

  783.             {

  784.                 char tmpBuf[STR_MAX];

  785.                 carla_zeroChars(tmpBuf, STR_MAX);

  786. 

  787.                 {

  788.                     const ScopedLocale csl;

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

  790.                 }

  791. 

  792.                 if (fUiServer.writeMessage(tmpBuf))

  793.                     fUiServer.flushMessages();

  794.             }

  795.         }

  796. 

  797.         pData->sampleRate = newSampleRate;

  798.         CarlaEngine::sampleRateChanged(newSampleRate);

  799.     }

  800. 

  801.     // -------------------------------------------------------------------

  802. 

  803.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  804.     {

  805.         char tmpBuf[STR_MAX];

  806.         carla_zeroChars(tmpBuf, STR_MAX);

  807. 

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

  809. 

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

  811. 

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

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

  814.             return;

  815. 

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

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

  818.             return;

  819. 

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

  821.         {

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

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

  824.                 return;

  825.         }

  826.         else

  827.         {

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

  829.                 return;

  830.         }

  831. 

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

  833.         {

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

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

  836.                 return;

  837.         }

  838.         else

  839.         {

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

  841.                 return;

  842.         }

  843. 

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

  845.         {

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

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

  848.                 return;

  849.         }

  850.         else

  851.         {

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

  853.                 return;

  854.         }

  855. 

  856.         plugin->getRealName(tmpBuf);

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

  858.             return;

  859. 

  860.         plugin->getLabel(tmpBuf);

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

  862.             return;

  863. 

  864.         plugin->getMaker(tmpBuf);

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

  866.             return;

  867. 

  868.         plugin->getCopyright(tmpBuf);

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

  870.             return;

  871. 

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

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

  874.             return;

  875. 

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

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

  878.             return;

  879. 

  880.         fUiServer.flushMessages();

  881.     }

  882. 

  883.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  884.     {

  885.         char tmpBuf[STR_MAX];

  886.         carla_zeroChars(tmpBuf, STR_MAX);

  887. 

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

  889.         const ScopedLocale csl;

  890. 

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

  892. 

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

  894.         {

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

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

  897.                 return;

  898. 

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

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

  901.                 return;

  902. 

  903.             fUiServer.flushMessages();

  904.         }

  905. 

  906.         uint32_t ins, outs, count;

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

  908.         count = plugin->getParameterCount();

  909. 

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

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

  912.             return;

  913. 

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

  915.         {

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

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

  918. 

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

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

  921.                 return;

  922. 

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

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

  925.                 return;

  926. 

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

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

  929.                 return;

  930. 

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

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

  933.                 return;

  934. 

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

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

  937.                 return;

  938. 

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

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

  941.                 return;

  942. 

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

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

  945.                 return;

  946. 

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

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

  949.                 return;

  950.         }

  951. 

  952.         fUiServer.flushMessages();

  953.     }

  954. 

  955.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  956.     {

  957.         char tmpBuf[STR_MAX];

  958.         carla_zeroChars(tmpBuf, STR_MAX);

  959. 

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

  961. 

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

  963. 

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

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

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

  967.             return;

  968. 

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

  970.         {

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

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

  973.                 return;

  974. 

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

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

  977.                 return;

  978.         }

  979. 

  980.         fUiServer.flushMessages();

  981. 

  982.         count = plugin->getMidiProgramCount();

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

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

  985.             return;

  986. 

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

  988.         {

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

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

  991.                 return;

  992. 

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

  994. 

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

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

  997.                 return;

  998. 

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

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

  1001.                 return;

  1002.         }

  1003. 

  1004.         fUiServer.flushMessages();

  1005.     }

  1006. 

  1007.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  1008.     {

  1009.         char tmpBuf[STR_MAX];

  1010.         carla_zeroChars(tmpBuf, STR_MAX);

  1011. 

  1012.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1013. 

  1014.         const uint pluginId(plugin->getId());

  1015. 

  1016.         uint32_t count = plugin->getCustomDataCount();

  1017.         std::sprintf(tmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  1018.         if (! fUiServer.writeMessage(tmpBuf))

  1019.             return;

  1020. 

  1021.         for (uint32_t i=0; i<count; ++i)

  1022.         {

  1023.             const CustomData& customData(plugin->getCustomData(i));

  1024.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1025. 

  1026.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  1027.                 continue;

  1028. 

  1029.             std::sprintf(tmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  1030.             if (! fUiServer.writeMessage(tmpBuf))

  1031.                 return;

  1032. 

  1033.             if (! fUiServer.writeAndFixMessage(customData.type))

  1034.                 return;

  1035.             if (! fUiServer.writeAndFixMessage(customData.key))

  1036.                 return;

  1037.             if (! fUiServer.writeAndFixMessage(customData.value))

  1038.                 return;

  1039.         }

  1040. 

  1041.         fUiServer.flushMessages();

  1042.     }

  1043. 

  1044.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId, const int value1, const int value2, const float value3, const char* const valueStr)

  1045.     {

  1046.         if (! fIsRunning)

  1047.             return;

  1048.         if (! fUiServer.isPipeRunning())

  1049.             return;

  1050. 

  1051.         CarlaPlugin* plugin;

  1052. 

  1053.         switch (action)

  1054.         {

  1055.         case ENGINE_CALLBACK_UPDATE:

  1056.             plugin = getPlugin(pluginId);

  1057. 

  1058.             if (plugin != nullptr && plugin->isEnabled())

  1059.             {

  1060.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1061.                 uiServerSendPluginProperties(plugin);

  1062.             }

  1063.             break;

  1064. 

  1065.         case ENGINE_CALLBACK_RELOAD_INFO:

  1066.             plugin = getPlugin(pluginId);

  1067. 

  1068.             if (plugin != nullptr && plugin->isEnabled())

  1069.             {

  1070.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1071.                 uiServerSendPluginInfo(plugin);

  1072.             }

  1073.             break;

  1074. 

  1075.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1076.             plugin = getPlugin(pluginId);

  1077. 

  1078.             if (plugin != nullptr && plugin->isEnabled())

  1079.             {

  1080.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1081.                 uiServerSendPluginParameters(plugin);

  1082.             }

  1083.             break;

  1084. 

  1085.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1086.             plugin = getPlugin(pluginId);

  1087. 

  1088.             if (plugin != nullptr && plugin->isEnabled())

  1089.             {

  1090.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1091.                 uiServerSendPluginPrograms(plugin);

  1092.             }

  1093.             break;

  1094. 

  1095.         case ENGINE_CALLBACK_RELOAD_ALL:

  1096.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1097.             plugin = getPlugin(pluginId);

  1098. 

  1099.             if (plugin != nullptr && plugin->isEnabled())

  1100.             {

  1101.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1102.                 uiServerSendPluginInfo(plugin);

  1103.                 uiServerSendPluginParameters(plugin);

  1104.                 uiServerSendPluginPrograms(plugin);

  1105.                 uiServerSendPluginProperties(plugin);

  1106.             }

  1107.             break;

  1108. 

  1109.         default:

  1110.             break;

  1111.         }

  1112. 

  1113.         char tmpBuf[STR_MAX];

  1114.         carla_zeroChars(tmpBuf, STR_MAX);

  1115. 

  1116.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1117. 

  1118.         std::sprintf(tmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

  1119.         if (! fUiServer.writeMessage(tmpBuf))

  1120.             return;

  1121.         std::sprintf(tmpBuf, "%u\n", pluginId);

  1122.         if (! fUiServer.writeMessage(tmpBuf))

  1123.             return;

  1124.         std::sprintf(tmpBuf, "%i\n", value1);

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

  1126.             return;

  1127.         std::sprintf(tmpBuf, "%i\n", value2);

  1128.         if (! fUiServer.writeMessage(tmpBuf))

  1129.             return;

  1130.         {

  1131.             const ScopedLocale csl;

  1132.             std::sprintf(tmpBuf, "%f\n", value3);

  1133.         }

  1134.         if (! fUiServer.writeMessage(tmpBuf))

  1135.             return;

  1136.         if (! fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : ""))

  1137.             return;

  1138. 

  1139.         fUiServer.flushMessages();

  1140.     }

  1141. 

  1142.     const char* uiFileCallback(FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  1143.     {

  1144.         switch (action)

  1145.         {

  1146.         case FILE_CALLBACK_DEBUG:

  1147.             return nullptr;

  1148. 

  1149.         case FILE_CALLBACK_OPEN:

  1150.             return pHost->ui_open_file(pHost->handle, isDir, title, filter);

  1151. 

  1152.         case FILE_CALLBACK_SAVE:

  1153.             return pHost->ui_save_file(pHost->handle, isDir, title, filter);

  1154.         }

  1155. 

  1156.         return nullptr;

  1157.     }

  1158. 

  1159.     void uiServerInfo()

  1160.     {

  1161.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1162.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1163. 

  1164.         char tmpBuf[STR_MAX];

  1165.         carla_zeroChars(tmpBuf, STR_MAX);

  1166. 

  1167.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1168. 

  1169. #if defined(HAVE_LIBLO) && !defined(BUILD_BRIDGE)

  1170.         if (! fUiServer.writeAndFixMessage("osc-urls"))

  1171.             return;

  1172.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP()))

  1173.             return;

  1174.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP()))

  1175.             return;

  1176. #endif

  1177. 

  1178.         if (! fUiServer.writeAndFixMessage("max-plugin-number"))

  1179.             return;

  1180.         std::sprintf(tmpBuf, "%i\n", pData->maxPluginNumber);

  1181.         if (! fUiServer.writeMessage(tmpBuf))

  1182.             return;

  1183. 

  1184.         if (! fUiServer.writeAndFixMessage("buffer-size"))

  1185.             return;

  1186.         std::sprintf(tmpBuf, "%i\n", pData->bufferSize);

  1187.         if (! fUiServer.writeMessage(tmpBuf))

  1188.             return;

  1189. 

  1190.         if (! fUiServer.writeAndFixMessage("sample-rate"))

  1191.             return;

  1192.         {

  1193.             const ScopedLocale csl;

  1194.             std::sprintf(tmpBuf, "%f\n", pData->sampleRate);

  1195.         }

  1196.         if (! fUiServer.writeMessage(tmpBuf))

  1197.             return;

  1198. 

  1199.         fUiServer.flushMessages();

  1200.     }

  1201. 

  1202.     void uiServerOptions()

  1203.     {

  1204.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1205.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1206. 

  1207.         char tmpBuf[STR_MAX];

  1208.         carla_zeroChars(tmpBuf, STR_MAX);

  1209. 

  1210.         const EngineOptions& options(pData->options);

  1211.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1212. 

  1213.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1214.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1215. 

  1216.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1217.         if (! fUiServer.writeMessage(tmpBuf))

  1218.             return;

  1219.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1220.             return;

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

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

  1223.             return;

  1224.         fUiServer.flushMessages();

  1225. 

  1226.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1227.         if (! fUiServer.writeMessage(tmpBuf))

  1228.             return;

  1229.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1230.             return;

  1231.         std::sprintf(tmpBuf, "%i\n", options.transportMode);

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

  1233.             return;

  1234.         fUiServer.flushMessages();

  1235. 

  1236.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1237.         if (! fUiServer.writeMessage(tmpBuf))

  1238.             return;

  1239.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1240.             return;

  1241.         if (! fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n"))

  1242.             return;

  1243.         fUiServer.flushMessages();

  1244. 

  1245.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1246.         if (! fUiServer.writeMessage(tmpBuf))

  1247.             return;

  1248.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1249.             return;

  1250.         if (! fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n"))

  1251.             return;

  1252.         fUiServer.flushMessages();

  1253. 

  1254.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1255.         if (! fUiServer.writeMessage(tmpBuf))

  1256.             return;

  1257.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1258.             return;

  1259.         if (! fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n"))

  1260.             return;

  1261.         fUiServer.flushMessages();

  1262. 

  1263.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1264.         if (! fUiServer.writeMessage(tmpBuf))

  1265.             return;

  1266.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1267.             return;

  1268.         if (! fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n"))

  1269.             return;

  1270.         fUiServer.flushMessages();

  1271. 

  1272.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1273.         if (! fUiServer.writeMessage(tmpBuf))

  1274.             return;

  1275.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1276.             return;

  1277.         std::sprintf(tmpBuf, "%i\n", options.maxParameters);

  1278.         if (! fUiServer.writeMessage(tmpBuf))

  1279.             return;

  1280.         fUiServer.flushMessages();

  1281. 

  1282.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1283.         if (! fUiServer.writeMessage(tmpBuf))

  1284.             return;

  1285.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1286.             return;

  1287.         std::sprintf(tmpBuf, "%i\n", options.uiBridgesTimeout);

  1288.         if (! fUiServer.writeMessage(tmpBuf))

  1289.             return;

  1290.         fUiServer.flushMessages();

  1291. 

  1292.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1293.         if (! fUiServer.writeMessage(tmpBuf))

  1294.             return;

  1295.         if (! fUiServer.writeMessage("true\n", 5))

  1296.             return;

  1297.         std::sprintf(tmpBuf, "%s\n", options.binaryDir);

  1298.         if (! fUiServer.writeMessage(tmpBuf))

  1299.             return;

  1300.         fUiServer.flushMessages();

  1301. 

  1302.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

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

  1304.             return;

  1305.         if (! fUiServer.writeMessage("true\n", 5))

  1306.             return;

  1307.         std::sprintf(tmpBuf, "%s\n", options.resourceDir);

  1308.         if (! fUiServer.writeMessage(tmpBuf))

  1309.             return;

  1310.         fUiServer.flushMessages();

  1311.     }

  1312. 

  1313.     // -------------------------------------------------------------------

  1314.     // Plugin parameter calls

  1315. 

  1316.     uint32_t getParameterCount() const

  1317.     {

  1318.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1319.             return plugin->getParameterCount();

  1320. 

  1321.         return 0;

  1322.     }

  1323. 

  1324.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1325.     {

  1326.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1327.         {

  1328.             if (index < plugin->getParameterCount())

  1329.             {

  1330.                 static NativeParameter param;

  1331.                 static char strBufName[STR_MAX+1];

  1332.                 static char strBufUnit[STR_MAX+1];

  1333. 

  1334.                 const ParameterData& paramData(plugin->getParameterData(index));

  1335.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1336. 

  1337.                 plugin->getParameterName(index, strBufName);

  1338.                 plugin->getParameterUnit(index, strBufUnit);

  1339. 

  1340.                 uint hints = 0x0;

  1341. 

  1342.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1343.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1344.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1345.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1346.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1347.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1348.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1349.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1350.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1351.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1352.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1353.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1354. 

  1355.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1356.                 {

  1357.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1358.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1359.                     if (paramData.type == PARAMETER_OUTPUT)

  1360.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1361.                 }

  1362. 

  1363.                 param.hints = static_cast<NativeParameterHints>(hints);

  1364.                 param.name  = strBufName;

  1365.                 param.unit  = strBufUnit;

  1366.                 param.ranges.def = paramRanges.def;

  1367.                 param.ranges.min = paramRanges.min;

  1368.                 param.ranges.max = paramRanges.max;

  1369.                 param.ranges.step = paramRanges.step;

  1370.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1371.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1372.                 param.scalePointCount = 0; // TODO

  1373.                 param.scalePoints = nullptr;

  1374. 

  1375.                 return &param;

  1376.             }

  1377.         }

  1378. 

  1379.         return nullptr;

  1380.     }

  1381. 

  1382.     float getParameterValue(const uint32_t index) const

  1383.     {

  1384.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1385.         {

  1386.             if (index < plugin->getParameterCount())

  1387.                 return plugin->getParameterValue(index);

  1388.         }

  1389. 

  1390.         return 0.0f;

  1391.     }

  1392. 

  1393.     // -------------------------------------------------------------------

  1394.     // Plugin midi-program calls

  1395. 

  1396.     uint32_t getMidiProgramCount() const

  1397.     {

  1398.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1399.             return plugin->getMidiProgramCount();

  1400. 

  1401.         return 0;

  1402.     }

  1403. 

  1404.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1405.     {

  1406.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1407.         {

  1408.             if (index < plugin->getMidiProgramCount())

  1409.             {

  1410.                 static NativeMidiProgram midiProg;

  1411. 

  1412.                 {

  1413.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1414. 

  1415.                     midiProg.bank    = midiProgData.bank;

  1416.                     midiProg.program = midiProgData.program;

  1417.                     midiProg.name    = midiProgData.name;

  1418.                 }

  1419. 

  1420.                 return &midiProg;

  1421.             }

  1422.         }

  1423. 

  1424.         return nullptr;

  1425.     }

  1426. 

  1427.     // -------------------------------------------------------------------

  1428.     // Plugin state calls

  1429. 

  1430.     void setParameterValue(const uint32_t index, const float value)

  1431.     {

  1432.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1433.         {

  1434.             if (index < plugin->getParameterCount())

  1435.                 plugin->setParameterValue(index, value, false, false, false);

  1436.         }

  1437.     }

  1438. 

  1439.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1440.     {

  1441.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1442.             plugin->setMidiProgramById(bank, program, false, false, false);

  1443.     }

  1444. 

  1445.     // -------------------------------------------------------------------

  1446.     // Plugin process calls

  1447. 

  1448.     void activate()

  1449.     {

  1450. #if 0

  1451.         for (uint i=0; i < pData->curPluginCount; ++i)

  1452.         {

  1453.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1454. 

  1455.             if (plugin == nullptr || ! plugin->isEnabled())

  1456.                 continue;

  1457. 

  1458.             plugin->setActive(true, true, false);

  1459.         }

  1460. #endif

  1461.         fIsActive = true;

  1462.     }

  1463. 

  1464.     void deactivate()

  1465.     {

  1466.         fIsActive = false;

  1467. #if 0

  1468.         for (uint i=0; i < pData->curPluginCount; ++i)

  1469.         {

  1470.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1471. 

  1472.             if (plugin == nullptr || ! plugin->isEnabled())

  1473.                 continue;

  1474. 

  1475.             plugin->setActive(false, true, false);

  1476.         }

  1477. #endif

  1478. 

  1479.         // just in case

  1480.         //runPendingRtEvents();

  1481.     }

  1482. 

  1483.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1484.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1485.     {

  1486.         const PendingRtEventsRunner prt(this, frames);

  1487. 

  1488.         // ---------------------------------------------------------------

  1489.         // Time Info

  1490. 

  1491.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1492. 

  1493.         pData->timeInfo.playing   = timeInfo->playing;

  1494.         pData->timeInfo.frame     = timeInfo->frame;

  1495.         pData->timeInfo.usecs     = timeInfo->usecs;

  1496.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1497. 

  1498.         if (timeInfo->bbt.valid)

  1499.         {

  1500.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1501.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1502.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1503.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1504. 

  1505.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1506.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1507. 

  1508.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1509.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1510.         }

  1511. 

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

  1513.         // Do nothing if no plugins and rack mode

  1514. 

  1515.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1516.         {

  1517.             if (outBuffer[0] != inBuffer[0])

  1518.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1519. 

  1520.             if (outBuffer[1] != inBuffer[1])

  1521.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1522. 

  1523.             for (uint32_t i=0; i < midiEventCount; ++i)

  1524.             {

  1525.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1526.                     break;

  1527.             }

  1528.             return;

  1529.         }

  1530. 

  1531.         // ---------------------------------------------------------------

  1532.         // initialize events

  1533. 

  1534.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1535.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1536. 

  1537.         // ---------------------------------------------------------------

  1538.         // events input (before processing)

  1539. 

  1540.         {

  1541.             uint32_t engineEventIndex = 0;

  1542. 

  1543.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1544.             {

  1545.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1546.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1547. 

  1548.                 engineEvent.time = midiEvent.time;

  1549.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1550. 

  1551.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1552.                     break;

  1553.             }

  1554.         }

  1555. 

  1556.         if (kIsPatchbay)

  1557.         {

  1558.             // -----------------------------------------------------------

  1559.             // process

  1560. 

  1561.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1562.         }

  1563.         else

  1564.         {

  1565.             // -----------------------------------------------------------

  1566.             // create audio buffers

  1567. 

  1568.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1569.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1570. 

  1571.             // -----------------------------------------------------------

  1572.             // process

  1573. 

  1574.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1575.         }

  1576. 

  1577.         // ---------------------------------------------------------------

  1578.         // events output (after processing)

  1579. 

  1580.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1581. 

  1582.         if (kHasMidiOut)

  1583.         {

  1584.             NativeMidiEvent midiEvent;

  1585. 

  1586.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1587.             {

  1588.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1589. 

  1590.                 if (engineEvent.type == kEngineEventTypeNull)

  1591.                     break;

  1592. 

  1593.                 carla_zeroStruct(midiEvent);

  1594.                 midiEvent.time = engineEvent.time;

  1595. 

  1596.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1597.                 {

  1598.                     midiEvent.port = 0;

  1599.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1600.                 }

  1601.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1602.                 {

  1603.                     if (engineEvent.midi.size > 4)

  1604.                         continue;

  1605. 

  1606.                     midiEvent.port = engineEvent.midi.port;

  1607.                     midiEvent.size = engineEvent.midi.size;

  1608. 

  1609.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1610. 

  1611.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1612.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1613.                 }

  1614.                 else

  1615.                 {

  1616.                     continue;

  1617.                 }

  1618. 

  1619.                 if (midiEvent.size > 0)

  1620.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1621.             }

  1622.         }

  1623.     }

  1624. 

  1625.     // -------------------------------------------------------------------

  1626.     // Plugin UI calls

  1627. 

  1628.     void uiShow(const bool show)

  1629.     {

  1630.         if (show)

  1631.         {

  1632.             if (fUiServer.isPipeRunning())

  1633.             {

  1634.                 fUiServer.writeFocusMessage();

  1635.                 return;

  1636.             }

  1637. 

  1638.             CarlaString path(pHost->resourceDir);

  1639. 

  1640.             if (kIsPatchbay)

  1641.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1642.             else

  1643.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1644. #ifdef CARLA_OS_WIN

  1645.             path += ".exe";

  1646. #endif

  1647.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1648. 

  1649.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1650. 

  1651.             if (! fUiServer.startPipeServer(false))

  1652.             {

  1653.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1654.                 return;

  1655.             }

  1656. 

  1657.             uiServerInfo();

  1658.             uiServerOptions();

  1659.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0,

  1660.                              pData->options.processMode, pData->options.transportMode,

  1661.                              pData->sampleRate, "Plugin");

  1662. 

  1663.             fUiServer.writeShowMessage();

  1664. 

  1665.             for (uint i=0; i < pData->curPluginCount; ++i)

  1666.             {

  1667.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1668. 

  1669.                 if (plugin != nullptr && plugin->isEnabled())

  1670.                 {

  1671.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1672.                 }

  1673.             }

  1674. 

  1675.             if (kIsPatchbay)

  1676.                 patchbayRefresh(false);

  1677. 

  1678.             if (fWaitForReadyMsg)

  1679.             {

  1680.                 carla_stdout("Using Carla plugin embedded, waiting for it to be ready...");

  1681. 

  1682.                 for (; fUiServer.isPipeRunning() && ! fUiServer.isReady();)

  1683.                 {

  1684.                     carla_msleep(25);

  1685.                     fUiServer.idlePipe();

  1686.                 }

  1687. 

  1688.                 carla_stdout("Done!");

  1689.             }

  1690.         }

  1691.         else

  1692.         {

  1693.             fUiServer.stopPipeServer(2000);

  1694. 

  1695.             // hide all custom uis

  1696.             for (uint i=0; i < pData->curPluginCount; ++i)

  1697.             {

  1698.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1699. 

  1700.                 if (plugin != nullptr && plugin->isEnabled())

  1701.                 {

  1702.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1703.                     {

  1704.                         try {

  1705.                             plugin->showCustomUI(false);

  1706.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1707.                     }

  1708.                 }

  1709.             }

  1710.         }

  1711.     }

  1712. 

  1713.     void uiIdle()

  1714.     {

  1715.         for (uint i=0; i < pData->curPluginCount; ++i)

  1716.         {

  1717.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1718. 

  1719.             if (plugin != nullptr && plugin->isEnabled())

  1720.             {

  1721.                 const uint hints(plugin->getHints());

  1722. 

  1723.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1724.                 {

  1725.                     try {

  1726.                         plugin->uiIdle();

  1727.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1728.                 }

  1729.             }

  1730.         }

  1731. 

  1732.         idlePipe();

  1733. 

  1734.         switch (fUiServer.getAndResetUiState())

  1735.         {

  1736.         case CarlaExternalUI::UiNone:

  1737.         case CarlaExternalUI::UiShow:

  1738.             break;

  1739.         case CarlaExternalUI::UiCrashed:

  1740.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1741.             break;

  1742.         case CarlaExternalUI::UiHide:

  1743.             pHost->ui_closed(pHost->handle);

  1744.             fUiServer.stopPipeServer(1000);

  1745.             break;

  1746.         }

  1747.     }

  1748. 

  1749.     void idlePipe()

  1750.     {

  1751.         if (! fUiServer.isPipeRunning())

  1752.             return;

  1753. 

  1754.         fUiServer.idlePipe();

  1755. 

  1756.         char tmpBuf[STR_MAX];

  1757.         carla_zeroChars(tmpBuf, STR_MAX);

  1758. 

  1759.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1760.         const ScopedLocale csl;

  1761.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1762. 

  1763.         // send transport

  1764.         if (! fUiServer.writeAndFixMessage("transport"))

  1765.             return;

  1766.         if (! fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"))

  1767.             return;

  1768. 

  1769.         if (timeInfo.bbt.valid)

  1770.         {

  1771.             std::sprintf(tmpBuf, P_UINT64 ":%i:%i:%i\n",

  1772.                          timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, static_cast<int>(timeInfo.bbt.tick + 0.5));

  1773.             if (! fUiServer.writeMessage(tmpBuf))

  1774.                 return;

  1775. 

  1776.             std::sprintf(tmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1777.             if (! fUiServer.writeMessage(tmpBuf))

  1778.                 return;

  1779.         }

  1780.         else

  1781.         {

  1782.             std::sprintf(tmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1783.             if (! fUiServer.writeMessage(tmpBuf))

  1784.                 return;

  1785. 

  1786.             if (! fUiServer.writeMessage("0.0\n"))

  1787.                 return;

  1788.         }

  1789. 

  1790.         fUiServer.flushMessages();

  1791. 

  1792.         // send peaks and param outputs for all plugins

  1793.         for (uint i=0; i < pData->curPluginCount; ++i)

  1794.         {

  1795.             const EnginePluginData& plugData(pData->plugins[i]);

  1796.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1797. 

  1798.             std::sprintf(tmpBuf, "PEAKS_%i\n", i);

  1799.             if (! fUiServer.writeMessage(tmpBuf))

  1800.                 return;

  1801. 

  1802.             std::sprintf(tmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1803.             if (! fUiServer.writeMessage(tmpBuf))

  1804.                 return;

  1805. 

  1806.             fUiServer.flushMessages();

  1807. 

  1808.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1809.             {

  1810.                 if (! plugin->isParameterOutput(j))

  1811.                     continue;

  1812. 

  1813.                 std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1814.                 if (! fUiServer.writeMessage(tmpBuf))

  1815.                     return;

  1816. 

  1817.                 std::sprintf(tmpBuf, "%f\n", plugin->getParameterValue(j));

  1818.                 if (! fUiServer.writeMessage(tmpBuf))

  1819.                     return;

  1820. 

  1821.                 fUiServer.flushMessages();

  1822.             }

  1823.         }

  1824.     }

  1825. 

  1826.     // -------------------------------------------------------------------

  1827.     // Plugin state calls

  1828. 

  1829.     char* getState() const

  1830.     {

  1831.         MemoryOutputStream out;

  1832.         saveProjectInternal(out);

  1833.         return strdup(out.toString().toRawUTF8());

  1834.     }

  1835. 

  1836.     void setState(const char* const data)

  1837.     {

  1838.         // remove all plugins from UI side

  1839.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1840.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0.0f, nullptr);

  1841. 

  1842.         // remove all plugins from backend, no lock

  1843.         fIsRunning = false;

  1844.         removeAllPlugins();

  1845.         fIsRunning = true;

  1846. 

  1847.         // stopped during removeAllPlugins()

  1848.         if (! pData->thread.isThreadRunning())

  1849.             pData->thread.startThread();

  1850. 

  1851.         fOptionsForced = true;

  1852.         const String state(data);

  1853.         XmlDocument xml(state);

  1854.         loadProjectInternal(xml);

  1855.     }

  1856. 

  1857.     // -------------------------------------------------------------------

  1858. 

  1859. public:

  1860.     #define handlePtr ((CarlaEngineNative*)handle)

  1861. 

  1862.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1863.     {

  1864.         return new CarlaEngineNative(host, false, true);

  1865.     }

  1866. 

  1867.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1868.     {

  1869.         return new CarlaEngineNative(host, false, false);

  1870.     }

  1871. 

  1872.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1873.     {

  1874.         return new CarlaEngineNative(host, true, true);

  1875.     }

  1876. 

  1877.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1878.     {

  1879.         return new CarlaEngineNative(host, true, true, 3, 2);

  1880.     }

  1881. 

  1882.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1883.     {

  1884.         return new CarlaEngineNative(host, true, true, 16, 16);

  1885.     }

  1886. 

  1887.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1888.     {

  1889.         return new CarlaEngineNative(host, true, true, 32, 32);

  1890.     }

  1891. 

  1892.     static void _cleanup(NativePluginHandle handle)

  1893.     {

  1894.         delete handlePtr;

  1895.     }

  1896. 

  1897.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1898.     {

  1899.         return handlePtr->getParameterCount();

  1900.     }

  1901. 

  1902.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1903.     {

  1904.         return handlePtr->getParameterInfo(index);

  1905.     }

  1906. 

  1907.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1908.     {

  1909.         return handlePtr->getParameterValue(index);

  1910.     }

  1911. 

  1912.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1913.     {

  1914.         return handlePtr->getMidiProgramCount();

  1915.     }

  1916. 

  1917.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1918.     {

  1919.         return handlePtr->getMidiProgramInfo(index);

  1920.     }

  1921. 

  1922.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1923.     {

  1924.         handlePtr->setParameterValue(index, value);

  1925.     }

  1926. 

  1927.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1928.     {

  1929.         handlePtr->setMidiProgram(channel, bank, program);

  1930.     }

  1931. 

  1932.     static void _ui_show(NativePluginHandle handle, bool show)

  1933.     {

  1934.         handlePtr->uiShow(show);

  1935.     }

  1936. 

  1937.     static void _ui_idle(NativePluginHandle handle)

  1938.     {

  1939.         handlePtr->uiIdle();

  1940.     }

  1941. 

  1942.     static void _activate(NativePluginHandle handle)

  1943.     {

  1944.         handlePtr->activate();

  1945.     }

  1946. 

  1947.     static void _deactivate(NativePluginHandle handle)

  1948.     {

  1949.         handlePtr->deactivate();

  1950.     }

  1951. 

  1952.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1953.     {

  1954.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1955.     }

  1956. 

  1957.     static char* _get_state(NativePluginHandle handle)

  1958.     {

  1959.         return handlePtr->getState();

  1960.     }

  1961. 

  1962.     static void _set_state(NativePluginHandle handle, const char* data)

  1963.     {

  1964.         handlePtr->setState(data);

  1965.     }

  1966. 

  1967.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1968.     {

  1969.         switch(opcode)

  1970.         {

  1971.         case NATIVE_PLUGIN_OPCODE_NULL:

  1972.             if (static_cast<uint32_t>(index) == 0xDEADF00D && static_cast<uintptr_t>(value) == 0xC0C0B00B)

  1973.             {

  1974.                 handlePtr->fWaitForReadyMsg = true;

  1975.                 return handlePtr->fUiServer.getRemoteWinId();

  1976.             }

  1977.             return 0;

  1978.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1979.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1980.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1981.             return 0;

  1982.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1983.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1984.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1985.             return 0;

  1986.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1987.             handlePtr->offlineModeChanged(value != 0);

  1988.             return 0;

  1989.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1990.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1991.             return 0;

  1992.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  1993.             CarlaEngineNative* const engine = handlePtr;

  1994.             return (uintptr_t)(CarlaEngine*)engine;

  1995.         }

  1996.         }

  1997. 

  1998.         return 0;

  1999. 

  2000.         // unused

  2001.         (void)index;

  2002.         (void)ptr;

  2003.     }

  2004. 

  2005.     // -------------------------------------------------------------------

  2006. 

  2007.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  2008.     {

  2009.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  2010.     }

  2011. 

  2012.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  2013.     {

  2014.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  2015.     }

  2016. 

  2017.     // -------------------------------------------------------------------

  2018. 

  2019.     #undef handlePtr

  2020. 

  2021. private:

  2022.     const NativeHostDescriptor* const pHost;

  2023. 

  2024.     const bool kIsPatchbay; // rack if false

  2025.     const bool kHasMidiOut;

  2026.     bool fIsActive, fIsRunning;

  2027.     CarlaEngineNativeUI fUiServer;

  2028. 

  2029.     bool fOptionsForced;

  2030.     bool fWaitForReadyMsg;

  2031. 

  2032.     CarlaPlugin* _getFirstPlugin() const noexcept

  2033.     {

  2034.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  2035.             return nullptr;

  2036. 

  2037.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  2038. 

  2039.         if (plugin == nullptr || ! plugin->isEnabled())

  2040.             return nullptr;

  2041. 

  2042.         return pData->plugins[0].plugin;

  2043.     }

  2044. 

  2045.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  2046. };

  2047. 

  2048. // -----------------------------------------------------------------------

  2049. 

  2050. static const NativePluginDescriptor carlaRackDesc = {

  2051.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2052.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2053.                                                   |NATIVE_PLUGIN_HAS_UI

  2054.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2055.                                                   |NATIVE_PLUGIN_USES_STATE

  2056.                                                   |NATIVE_PLUGIN_USES_TIME),

  2057.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2058.     /* audioIns  */ 2,

  2059.     /* audioOuts */ 2,

  2060.     /* midiIns   */ 1,

  2061.     /* midiOuts  */ 1,

  2062.     /* paramIns  */ 0,

  2063.     /* paramOuts */ 0,

  2064.     /* name      */ "Carla-Rack",

  2065.     /* label     */ "carlarack",

  2066.     /* maker     */ "falkTX",

  2067.     /* copyright */ "GNU GPL v2+",

  2068.     CarlaEngineNative::_instantiateRack,

  2069.     CarlaEngineNative::_cleanup,

  2070.     CarlaEngineNative::_get_parameter_count,

  2071.     CarlaEngineNative::_get_parameter_info,

  2072.     CarlaEngineNative::_get_parameter_value,

  2073.     CarlaEngineNative::_get_midi_program_count,

  2074.     CarlaEngineNative::_get_midi_program_info,

  2075.     CarlaEngineNative::_set_parameter_value,

  2076.     CarlaEngineNative::_set_midi_program,

  2077.     /* _set_custom_data        */ nullptr,

  2078.     CarlaEngineNative::_ui_show,

  2079.     CarlaEngineNative::_ui_idle,

  2080.     /* _ui_set_parameter_value */ nullptr,

  2081.     /* _ui_set_midi_program    */ nullptr,

  2082.     /* _ui_set_custom_data     */ nullptr,

  2083.     CarlaEngineNative::_activate,

  2084.     CarlaEngineNative::_deactivate,

  2085.     CarlaEngineNative::_process,

  2086.     CarlaEngineNative::_get_state,

  2087.     CarlaEngineNative::_set_state,

  2088.     CarlaEngineNative::_dispatcher

  2089. };

  2090. 

  2091. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2092.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2093.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2094.                                                   |NATIVE_PLUGIN_HAS_UI

  2095.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2096.                                                   |NATIVE_PLUGIN_USES_STATE

  2097.                                                   |NATIVE_PLUGIN_USES_TIME),

  2098.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2099.     /* audioIns  */ 2,

  2100.     /* audioOuts */ 2,

  2101.     /* midiIns   */ 1,

  2102.     /* midiOuts  */ 0,

  2103.     /* paramIns  */ 0,

  2104.     /* paramOuts */ 0,

  2105.     /* name      */ "Carla-Rack (no midi out)",

  2106.     /* label     */ "carlarack-nomidiout",

  2107.     /* maker     */ "falkTX",

  2108.     /* copyright */ "GNU GPL v2+",

  2109.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2110.     CarlaEngineNative::_cleanup,

  2111.     CarlaEngineNative::_get_parameter_count,

  2112.     CarlaEngineNative::_get_parameter_info,

  2113.     CarlaEngineNative::_get_parameter_value,

  2114.     CarlaEngineNative::_get_midi_program_count,

  2115.     CarlaEngineNative::_get_midi_program_info,

  2116.     CarlaEngineNative::_set_parameter_value,

  2117.     CarlaEngineNative::_set_midi_program,

  2118.     /* _set_custom_data        */ nullptr,

  2119.     CarlaEngineNative::_ui_show,

  2120.     CarlaEngineNative::_ui_idle,

  2121.     /* _ui_set_parameter_value */ nullptr,

  2122.     /* _ui_set_midi_program    */ nullptr,

  2123.     /* _ui_set_custom_data     */ nullptr,

  2124.     CarlaEngineNative::_activate,

  2125.     CarlaEngineNative::_deactivate,

  2126.     CarlaEngineNative::_process,

  2127.     CarlaEngineNative::_get_state,

  2128.     CarlaEngineNative::_set_state,

  2129.     CarlaEngineNative::_dispatcher

  2130. };

  2131. 

  2132. static const NativePluginDescriptor carlaPatchbayDesc = {

  2133.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2134.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2135.                                                   |NATIVE_PLUGIN_HAS_UI

  2136.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2137.                                                   |NATIVE_PLUGIN_USES_STATE

  2138.                                                   |NATIVE_PLUGIN_USES_TIME),

  2139.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2140.     /* audioIns  */ 2,

  2141.     /* audioOuts */ 2,

  2142.     /* midiIns   */ 1,

  2143.     /* midiOuts  */ 1,

  2144.     /* paramIns  */ 0,

  2145.     /* paramOuts */ 0,

  2146.     /* name      */ "Carla-Patchbay",

  2147.     /* label     */ "carlapatchbay",

  2148.     /* maker     */ "falkTX",

  2149.     /* copyright */ "GNU GPL v2+",

  2150.     CarlaEngineNative::_instantiatePatchbay,

  2151.     CarlaEngineNative::_cleanup,

  2152.     CarlaEngineNative::_get_parameter_count,

  2153.     CarlaEngineNative::_get_parameter_info,

  2154.     CarlaEngineNative::_get_parameter_value,

  2155.     CarlaEngineNative::_get_midi_program_count,

  2156.     CarlaEngineNative::_get_midi_program_info,

  2157.     CarlaEngineNative::_set_parameter_value,

  2158.     CarlaEngineNative::_set_midi_program,

  2159.     /* _set_custom_data        */ nullptr,

  2160.     CarlaEngineNative::_ui_show,

  2161.     CarlaEngineNative::_ui_idle,

  2162.     /* _ui_set_parameter_value */ nullptr,

  2163.     /* _ui_set_midi_program    */ nullptr,

  2164.     /* _ui_set_custom_data     */ nullptr,

  2165.     CarlaEngineNative::_activate,

  2166.     CarlaEngineNative::_deactivate,

  2167.     CarlaEngineNative::_process,

  2168.     CarlaEngineNative::_get_state,

  2169.     CarlaEngineNative::_set_state,

  2170.     CarlaEngineNative::_dispatcher

  2171. };

  2172. 

  2173. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2174.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2175.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2176.                                                   |NATIVE_PLUGIN_HAS_UI

  2177.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2178.                                                   |NATIVE_PLUGIN_USES_STATE

  2179.                                                   |NATIVE_PLUGIN_USES_TIME),

  2180.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2181.     /* audioIns  */ 3,

  2182.     /* audioOuts */ 2,

  2183.     /* midiIns   */ 1,

  2184.     /* midiOuts  */ 1,

  2185.     /* paramIns  */ 0,

  2186.     /* paramOuts */ 0,

  2187.     /* name      */ "Carla-Patchbay (sidechain)",

  2188.     /* label     */ "carlapatchbay3s",

  2189.     /* maker     */ "falkTX",

  2190.     /* copyright */ "GNU GPL v2+",

  2191.     CarlaEngineNative::_instantiatePatchbay3s,

  2192.     CarlaEngineNative::_cleanup,

  2193.     CarlaEngineNative::_get_parameter_count,

  2194.     CarlaEngineNative::_get_parameter_info,

  2195.     CarlaEngineNative::_get_parameter_value,

  2196.     CarlaEngineNative::_get_midi_program_count,

  2197.     CarlaEngineNative::_get_midi_program_info,

  2198.     CarlaEngineNative::_set_parameter_value,

  2199.     CarlaEngineNative::_set_midi_program,

  2200.     /* _set_custom_data        */ nullptr,

  2201.     CarlaEngineNative::_ui_show,

  2202.     CarlaEngineNative::_ui_idle,

  2203.     /* _ui_set_parameter_value */ nullptr,

  2204.     /* _ui_set_midi_program    */ nullptr,

  2205.     /* _ui_set_custom_data     */ nullptr,

  2206.     CarlaEngineNative::_activate,

  2207.     CarlaEngineNative::_deactivate,

  2208.     CarlaEngineNative::_process,

  2209.     CarlaEngineNative::_get_state,

  2210.     CarlaEngineNative::_set_state,

  2211.     CarlaEngineNative::_dispatcher

  2212. };

  2213. 

  2214. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2215.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2216.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2217.                                                   |NATIVE_PLUGIN_HAS_UI

  2218.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2219.                                                   |NATIVE_PLUGIN_USES_STATE

  2220.                                                   |NATIVE_PLUGIN_USES_TIME),

  2221.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2222.     /* audioIns  */ 16,

  2223.     /* audioOuts */ 16,

  2224.     /* midiIns   */ 1,

  2225.     /* midiOuts  */ 1,

  2226.     /* paramIns  */ 0,

  2227.     /* paramOuts */ 0,

  2228.     /* name      */ "Carla-Patchbay (16chan)",

  2229.     /* label     */ "carlapatchbay16",

  2230.     /* maker     */ "falkTX",

  2231.     /* copyright */ "GNU GPL v2+",

  2232.     CarlaEngineNative::_instantiatePatchbay16,

  2233.     CarlaEngineNative::_cleanup,

  2234.     CarlaEngineNative::_get_parameter_count,

  2235.     CarlaEngineNative::_get_parameter_info,

  2236.     CarlaEngineNative::_get_parameter_value,

  2237.     CarlaEngineNative::_get_midi_program_count,

  2238.     CarlaEngineNative::_get_midi_program_info,

  2239.     CarlaEngineNative::_set_parameter_value,

  2240.     CarlaEngineNative::_set_midi_program,

  2241.     /* _set_custom_data        */ nullptr,

  2242.     CarlaEngineNative::_ui_show,

  2243.     CarlaEngineNative::_ui_idle,

  2244.     /* _ui_set_parameter_value */ nullptr,

  2245.     /* _ui_set_midi_program    */ nullptr,

  2246.     /* _ui_set_custom_data     */ nullptr,

  2247.     CarlaEngineNative::_activate,

  2248.     CarlaEngineNative::_deactivate,

  2249.     CarlaEngineNative::_process,

  2250.     CarlaEngineNative::_get_state,

  2251.     CarlaEngineNative::_set_state,

  2252.     CarlaEngineNative::_dispatcher

  2253. };

  2254. 

  2255. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2256.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2257.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2258.                                                   |NATIVE_PLUGIN_HAS_UI

  2259.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2260.                                                   |NATIVE_PLUGIN_USES_STATE

  2261.                                                   |NATIVE_PLUGIN_USES_TIME),

  2262.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2263.     /* audioIns  */ 32,

  2264.     /* audioOuts */ 32,

  2265.     /* midiIns   */ 1,

  2266.     /* midiOuts  */ 1,

  2267.     /* paramIns  */ 0,

  2268.     /* paramOuts */ 0,

  2269.     /* name      */ "Carla-Patchbay (32chan)",

  2270.     /* label     */ "carlapatchbay32",

  2271.     /* maker     */ "falkTX",

  2272.     /* copyright */ "GNU GPL v2+",

  2273.     CarlaEngineNative::_instantiatePatchbay32,

  2274.     CarlaEngineNative::_cleanup,

  2275.     CarlaEngineNative::_get_parameter_count,

  2276.     CarlaEngineNative::_get_parameter_info,

  2277.     CarlaEngineNative::_get_parameter_value,

  2278.     CarlaEngineNative::_get_midi_program_count,

  2279.     CarlaEngineNative::_get_midi_program_info,

  2280.     CarlaEngineNative::_set_parameter_value,

  2281.     CarlaEngineNative::_set_midi_program,

  2282.     /* _set_custom_data        */ nullptr,

  2283.     CarlaEngineNative::_ui_show,

  2284.     CarlaEngineNative::_ui_idle,

  2285.     /* _ui_set_parameter_value */ nullptr,

  2286.     /* _ui_set_midi_program    */ nullptr,

  2287.     /* _ui_set_custom_data     */ nullptr,

  2288.     CarlaEngineNative::_activate,

  2289.     CarlaEngineNative::_deactivate,

  2290.     CarlaEngineNative::_process,

  2291.     CarlaEngineNative::_get_state,

  2292.     CarlaEngineNative::_set_state,

  2293.     CarlaEngineNative::_dispatcher

  2294. };

  2295. 

  2296. CARLA_BACKEND_END_NAMESPACE

  2297. 

  2298. // -----------------------------------------------------------------------

  2299. 

  2300. CARLA_EXPORT

  2301. void carla_register_native_plugin_carla();

  2302. 

  2303. void carla_register_native_plugin_carla()

  2304. {

  2305.     CARLA_BACKEND_USE_NAMESPACE;

  2306.     carla_register_native_plugin(&carlaRackDesc);

  2307.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2308.     carla_register_native_plugin(&carlaPatchbayDesc);

  2309.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2310.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2311.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2312. }

  2313. 

  2314. // -----------------------------------------------------------------------

  2315. 

  2316. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2317. {

  2318.     CARLA_BACKEND_USE_NAMESPACE;

  2319.     return &carlaRackDesc;

  2320. }

  2321. 

  2322. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2323. {

  2324.     CARLA_BACKEND_USE_NAMESPACE;

  2325.     return &carlaPatchbayDesc;

  2326. }

  2327. 

  2328. // -----------------------------------------------------------------------

  2329. // Extra stuff for linking purposes

  2330. 

  2331. #ifdef CARLA_PLUGIN_EXPORT

  2332. 

  2333. CARLA_BACKEND_START_NAMESPACE

  2334. 

  2335. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2336. 

  2337. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2338. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2339. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2340. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2341. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2342. 

  2343. CARLA_BACKEND_END_NAMESPACE

  2344. 

  2345. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2346. #include "CarlaHostCommon.cpp"

  2347. #include "CarlaPluginUI.cpp"

  2348. #include "CarlaDssiUtils.cpp"

  2349. #include "CarlaMacUtils.cpp"

  2350. #include "CarlaPatchbayUtils.cpp"

  2351. #include "CarlaPipeUtils.cpp"

  2352. #include "CarlaStateUtils.cpp"

  2353. 

  2354. #endif

  2355. 

  2356. // -----------------------------------------------------------------------