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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) 2011-2014 Filipe Coelho <falktx@falktx.com>

  4.  *

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

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

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

  8.  * the License, or any later version.

  9.  *

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

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

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

  13.  * GNU General Public License for more details.

  14.  *

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

  16.  */

  17. 

  18. #include "CarlaDefines.h"

  19. 

  20. #ifdef BUILD_BRIDGE

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

  22. #endif

  23. #ifdef CARLA_OS_WIN

  24. # error This file should not be compiled for Windows

  25. #endif

  26. 

  27. #include "CarlaEngineInternal.hpp"

  28. #include "CarlaPlugin.hpp"

  29. 

  30. #include "CarlaBackendUtils.hpp"

  31. #include "CarlaBase64Utils.hpp"

  32. #include "CarlaBinaryUtils.hpp"

  33. #include "CarlaMathUtils.hpp"

  34. #include "CarlaStateUtils.hpp"

  35. 

  36. #include "CarlaExternalUI.hpp"

  37. #include "CarlaNative.hpp"

  38. 

  39. #include "juce_audio_basics.h"

  40. 

  41. using juce::File;

  42. using juce::FloatVectorOperations;

  43. using juce::MemoryOutputStream;

  44. using juce::ScopedPointer;

  45. using juce::String;

  46. using juce::XmlDocument;

  47. using juce::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.           leakDetector_CarlaEngineNativeUI()

  59.     {

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

  61.     }

  62. 

  63.     ~CarlaEngineNativeUI() override

  64.     {

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

  66.     }

  67. 

  68.     CarlaMutex& getWriteLock() noexcept

  69.     {

  70.         return fWriteLock;

  71.     }

  72. 

  73. protected:

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

  75.     {

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

  77.             return true;

  78. 

  79.         bool ok = true;

  80. 

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

  82.         {

  83.             uint32_t option;

  84.             int32_t value;

  85.             const char* valueStr;

  86. 

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

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

  89.             CARLA_SAFE_ASSERT_RETURN(readNextLineAsString(valueStr), true);

  90. 

  91.             try {

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

  93.             } CARLA_SAFE_EXCEPTION("setOption");

  94. 

  95.             delete[] valueStr;

  96.         }

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

  98.         {

  99.             const char* filename;

  100. 

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

  102. 

  103.             try {

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

  105.             } CARLA_SAFE_EXCEPTION("loadFile");

  106. 

  107.             delete[] filename;

  108.         }

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

  110.         {

  111.             const char* filename;

  112. 

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

  114. 

  115.             try {

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

  117.             } CARLA_SAFE_EXCEPTION("loadProject");

  118. 

  119.             delete[] filename;

  120.         }

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

  122.         {

  123.             const char* filename;

  124. 

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

  126. 

  127.             try {

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

  129.             } CARLA_SAFE_EXCEPTION("saveProject");

  130. 

  131.             delete[] filename;

  132.         }

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

  134.         {

  135.             uint32_t groupA, portA, groupB, portB;

  136. 

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

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

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

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

  141. 

  142.             try {

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

  144.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  145.         }

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

  147.         {

  148.             uint32_t connectionId;

  149. 

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

  151. 

  152.             try {

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

  154.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  155.         }

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

  157.         {

  158.             try {

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

  160.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  161.         }

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

  163.         {

  164.             fEngine->transportPlay();

  165.         }

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

  167.         {

  168.             fEngine->transportPause();

  169.         }

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

  171.         {

  172.             uint64_t frame;

  173. 

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

  175. 

  176.             fEngine->transportRelocate(frame);

  177.         }

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

  179.         {

  180.             uint32_t btype, ptype;

  181.             const char* filename = nullptr;

  182.             const char* name;

  183.             const char* label;

  184.             int64_t uniqueId;

  185. 

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

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

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

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

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

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

  192. 

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

  194.             {

  195.                 delete[] filename;

  196.                 filename = nullptr;

  197.             }

  198. 

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

  200.             {

  201.                 delete[] name;

  202.                 name = nullptr;

  203.             }

  204. 

  205.             ok = fEngine->addPlugin(static_cast<BinaryType>(btype), static_cast<PluginType>(ptype), filename, name, label, uniqueId, nullptr);

  206. 

  207.             if (filename != nullptr)

  208.                 delete[] filename;

  209.             if (name != nullptr)

  210.                 delete[] name;

  211.             delete[] label;

  212.         }

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

  214.         {

  215.             uint32_t pluginId;

  216. 

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

  218. 

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

  220.         }

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

  222.         {

  223.             ok = fEngine->removeAllPlugins();

  224.         }

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

  226.         {

  227.             uint32_t pluginId;

  228.             const char* newName;

  229. 

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

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

  232. 

  233.             // TODO

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

  235. 

  236.             delete[] newName;

  237.         }

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

  239.         {

  240.             uint32_t pluginId;

  241. 

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

  243. 

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

  245.         }

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

  247.         {

  248.             uint32_t pluginId;

  249. 

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

  251. 

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

  253.         }

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

  255.         {

  256.             uint32_t pluginIdA, pluginIdB;

  257. 

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

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

  260. 

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

  262.         }

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

  264.         {

  265.             uint32_t pluginId;

  266.             const char* filename;

  267. 

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

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

  270. 

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

  272.                 plugin->loadStateFromFile(filename);

  273. 

  274.             delete[] filename;

  275.         }

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

  277.         {

  278.             uint32_t pluginId;

  279.             const char* filename;

  280. 

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

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

  283. 

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

  285.                 plugin->saveStateToFile(filename);

  286. 

  287.             delete[] filename;

  288.         }

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

  290.         {

  291.             uint32_t pluginId, option;

  292.             bool yesNo;

  293. 

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

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

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

  297. 

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

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

  300.         }

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

  302.         {

  303.             uint32_t pluginId;

  304.             bool onOff;

  305. 

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

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

  308. 

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

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

  311.         }

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

  313.         {

  314.             uint32_t pluginId;

  315.             float value;

  316. 

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

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

  319. 

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

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

  322.         }

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

  324.         {

  325.             uint32_t pluginId;

  326.             float value;

  327. 

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

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

  330. 

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

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

  333.         }

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

  335.         {

  336.             uint32_t pluginId;

  337.             float value;

  338. 

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

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

  341. 

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

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

  344.         }

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

  346.         {

  347.             uint32_t pluginId;

  348.             float value;

  349. 

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

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

  352. 

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

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

  355.         }

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

  357.         {

  358.             uint32_t pluginId;

  359.             float value;

  360. 

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

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

  363. 

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

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

  366.         }

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

  368.         {

  369.             uint32_t pluginId;

  370.             int32_t channel;

  371. 

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

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

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

  375. 

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

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

  378.         }

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

  380.         {

  381.             uint32_t pluginId, parameterId;

  382.             float value;

  383. 

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

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

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

  387. 

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

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

  390.         }

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

  392.         {

  393.             uint32_t pluginId, parameterId, channel;

  394. 

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

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

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

  398.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  399. 

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

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

  402.         }

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

  404.         {

  405.             uint32_t pluginId, parameterId;

  406.             int32_t cc;

  407. 

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

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

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

  411.             CARLA_SAFE_ASSERT_RETURN(cc >= -1 && cc < 0x5F, true);

  412. 

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

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

  415.         }

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

  417.         {

  418.             uint32_t pluginId;

  419.             int32_t index;

  420. 

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

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

  423. 

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

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

  426.         }

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

  428.         {

  429.             uint32_t pluginId;

  430.             int32_t index;

  431. 

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

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

  434. 

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

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

  437.         }

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

  439.         {

  440.             uint32_t pluginId;

  441.             const char* type;

  442.             const char* key;

  443.             const char* value;

  444. 

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

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

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

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

  449. 

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

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

  452. 

  453.             delete[] type;

  454.             delete[] key;

  455.             delete[] value;

  456.         }

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

  458.         {

  459.             uint32_t pluginId;

  460.             const char* cdata;

  461. 

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

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

  464. 

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

  466.             {

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

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

  469.             }

  470. 

  471.             delete[] cdata;

  472.         }

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

  474.         {

  475.             uint32_t pluginId;

  476. 

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

  478. 

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

  480.                 plugin->prepareForSave();

  481.         }

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

  483.         {

  484.             uint32_t pluginId;

  485. 

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

  487. 

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

  489.                 plugin->resetParameters();

  490.         }

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

  492.         {

  493.             uint32_t pluginId;

  494. 

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

  496. 

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

  498.                 plugin->randomizeParameters();

  499.         }

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

  501.         {

  502.             uint32_t pluginId, channel, note, velocity;

  503. 

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

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

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

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

  508.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  509.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  510.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  511. 

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

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

  514.         }

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

  516.         {

  517.             uint32_t pluginId;

  518.             bool yesNo;

  519. 

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

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

  522. 

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

  524.                 plugin->showCustomUI(yesNo);

  525.         }

  526.         else

  527.         {

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

  529.             return false;

  530.         }

  531. 

  532.         if (! ok)

  533.         {

  534.             const CarlaMutexLocker cml(fWriteLock);

  535.             writeMsg("error\n", 6);

  536.             writeAndFixMsg(fEngine->getLastError());

  537.         }

  538. 

  539.         return true;

  540.     }

  541. 

  542. private:

  543.     CarlaEngine* const fEngine;

  544. 

  545.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  546. };

  547. 

  548. // -----------------------------------------------------------------------

  549. 

  550. class CarlaEngineNative : public CarlaEngine

  551. {

  552. public:

  553.     CarlaEngineNative(const NativeHostDescriptor* const host, const bool isPatchbay)

  554.         : CarlaEngine(),

  555.           pHost(host),

  556.           fIsPatchbay(isPatchbay),

  557.           fIsActive(false),

  558.           fIsRunning(false),

  559.           fUiServer(this),

  560.           leakDetector_CarlaEngineNative()

  561.     {

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

  563. 

  564.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  565. 

  566.         // set-up engine

  567.         if (fIsPatchbay)

  568.         {

  569.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  570.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  571.             pData->options.forceStereo         = false;

  572.             pData->options.preferPluginBridges = false;

  573.             pData->options.preferUiBridges     = false;

  574.             init("Carla-Patchbay");

  575.             pData->graph.create(false, pData->sampleRate, pData->bufferSize, 2, 2);

  576.         }

  577.         else

  578.         {

  579.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  580.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  581.             pData->options.forceStereo         = true;

  582.             pData->options.preferPluginBridges = false;

  583.             pData->options.preferUiBridges     = false;

  584.             init("Carla-Rack");

  585.             pData->graph.create(true, pData->sampleRate, pData->bufferSize, 0, 0);

  586.         }

  587. 

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

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

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

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

  592. 

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

  594.         pData->options.binaryDir   = carla_strdup(File(pHost->resourceDir).getParentDirectory().getFullPathName().toRawUTF8());

  595. 

  596.         setCallback(_ui_server_callback, this);

  597.     }

  598. 

  599.     ~CarlaEngineNative() override

  600.     {

  601.         CARLA_SAFE_ASSERT(! fIsActive);

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

  603. 

  604.         pData->aboutToClose = true;

  605.         fIsRunning = false;

  606. 

  607.         removeAllPlugins();

  608.         //runPendingRtEvents();

  609.         close();

  610. 

  611.         pData->graph.destroy();

  612. 

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

  614.     }

  615. 

  616. protected:

  617.     // -------------------------------------

  618.     // CarlaEngine virtual calls

  619. 

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

  621.     {

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

  623. 

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

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

  626. 

  627.         fIsRunning = true;

  628.         CarlaEngine::init(clientName);

  629.         return true;

  630.     }

  631. 

  632.     bool isRunning() const noexcept override

  633.     {

  634.         return fIsRunning;

  635.     }

  636. 

  637.     bool isOffline() const noexcept override

  638.     {

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

  640.     }

  641. 

  642.     EngineType getType() const noexcept override

  643.     {

  644.         return kEngineTypePlugin;

  645.     }

  646. 

  647.     const char* getCurrentDriverName() const noexcept override

  648.     {

  649.         return "Plugin";

  650.     }

  651. 

  652.     // -------------------------------------------------------------------

  653. 

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

  655.     {

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

  657.         {

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

  659.             return retName;

  660.         }

  661. 

  662.         return nullptr;

  663.     }

  664. 

  665.     // -------------------------------------------------------------------

  666. 

  667.     void bufferSizeChanged(const uint32_t newBufferSize)

  668.     {

  669.         pData->bufferSize = newBufferSize;

  670.         CarlaEngine::bufferSizeChanged(newBufferSize);

  671.     }

  672. 

  673.     void sampleRateChanged(const double newSampleRate)

  674.     {

  675.         pData->sampleRate = newSampleRate;

  676.         CarlaEngine::sampleRateChanged(newSampleRate);

  677.     }

  678. 

  679.     // -------------------------------------------------------------------

  680. 

  681.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  682.     {

  683.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  684. 

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

  686. 

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

  688.         fUiServer.writeMsg(fTmpBuf);

  689. 

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

  691.         fUiServer.writeMsg(fTmpBuf);

  692. 

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

  694.         {

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

  696.             fUiServer.writeAndFixMsg(fTmpBuf);

  697.         }

  698.         else

  699.             fUiServer.writeMsg("\n");

  700. 

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

  702.         {

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

  704.             fUiServer.writeAndFixMsg(fTmpBuf);

  705.         }

  706.         else

  707.             fUiServer.writeMsg("\n");

  708. 

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

  710.         {

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

  712.             fUiServer.writeAndFixMsg(fTmpBuf);

  713.         }

  714.         else

  715.             fUiServer.writeMsg("\n");

  716. 

  717.         plugin->getRealName(fTmpBuf);

  718.         fUiServer.writeAndFixMsg(fTmpBuf);

  719. 

  720.         plugin->getLabel(fTmpBuf);

  721.         fUiServer.writeAndFixMsg(fTmpBuf);

  722. 

  723.         plugin->getMaker(fTmpBuf);

  724.         fUiServer.writeAndFixMsg(fTmpBuf);

  725. 

  726.         plugin->getCopyright(fTmpBuf);

  727.         fUiServer.writeAndFixMsg(fTmpBuf);

  728. 

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

  730.         fUiServer.writeMsg(fTmpBuf);

  731. 

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

  733.         fUiServer.writeMsg(fTmpBuf);

  734.     }

  735. 

  736.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  737.     {

  738.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  739. 

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

  741. 

  742.         uint32_t ins, outs, count;

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

  744.         count = plugin->getParameterCount();

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

  746.         fUiServer.writeMsg(fTmpBuf);

  747. 

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

  749.         {

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

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

  752. 

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

  754.             fUiServer.writeMsg(fTmpBuf);

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

  756.             fUiServer.writeMsg(fTmpBuf);

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

  758.             fUiServer.writeAndFixMsg(fTmpBuf);

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

  760.             fUiServer.writeAndFixMsg(fTmpBuf);

  761. 

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

  763.             fUiServer.writeMsg(fTmpBuf);

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

  765.             fUiServer.writeMsg(fTmpBuf);

  766. 

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

  768.             fUiServer.writeMsg(fTmpBuf);

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

  770.             fUiServer.writeMsg(fTmpBuf);

  771.         }

  772.     }

  773. 

  774.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  775.     {

  776.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  777. 

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

  779. 

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

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

  782.         fUiServer.writeMsg(fTmpBuf);

  783. 

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

  785.         {

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

  787.             fUiServer.writeMsg(fTmpBuf);

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

  789.             fUiServer.writeAndFixMsg(fTmpBuf);

  790.         }

  791. 

  792.         count = plugin->getMidiProgramCount();

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

  794.         fUiServer.writeMsg(fTmpBuf);

  795. 

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

  797.         {

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

  799.             fUiServer.writeMsg(fTmpBuf);

  800. 

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

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

  803.             fUiServer.writeMsg(fTmpBuf);

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

  805.             fUiServer.writeAndFixMsg(fTmpBuf);

  806.         }

  807.     }

  808. 

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

  810.     {

  811.         if (! fIsRunning)

  812.             return;

  813.         if (! fUiServer.isOk())

  814.             return;

  815. 

  816.         CarlaPlugin* plugin;

  817. 

  818.         switch (action)

  819.         {

  820.         case ENGINE_CALLBACK_RELOAD_INFO:

  821.             plugin = getPlugin(pluginId);

  822. 

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

  824.             {

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

  826.                 uiServerSendPluginInfo(plugin);

  827.             }

  828.             break;

  829. 

  830.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  831.             plugin = getPlugin(pluginId);

  832. 

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

  834.             {

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

  836.                 uiServerSendPluginParameters(plugin);

  837.             }

  838.             break;

  839. 

  840.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  841.             plugin = getPlugin(pluginId);

  842. 

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

  844.             {

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

  846.                 uiServerSendPluginPrograms(plugin);

  847.             }

  848.             break;

  849. 

  850.         case ENGINE_CALLBACK_RELOAD_ALL:

  851.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  852.             plugin = getPlugin(pluginId);

  853. 

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

  855.             {

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

  857.                 uiServerSendPluginInfo(plugin);

  858.                 uiServerSendPluginParameters(plugin);

  859.                 uiServerSendPluginPrograms(plugin);

  860.             }

  861.             break;

  862. 

  863.         default:

  864.             break;

  865.         }

  866. 

  867.         const CarlaMutexLocker cml(fUiServer.getWriteLock());

  868. 

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

  870.         fUiServer.writeMsg(fTmpBuf);

  871. 

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

  873.         fUiServer.writeMsg(fTmpBuf);

  874. 

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

  876.         fUiServer.writeMsg(fTmpBuf);

  877. 

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

  879.         fUiServer.writeMsg(fTmpBuf);

  880. 

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

  882.         fUiServer.writeMsg(fTmpBuf);

  883. 

  884.         fUiServer.writeAndFixMsg(valueStr);

  885.     }

  886. 

  887.     // -------------------------------------------------------------------

  888.     // Plugin parameter calls

  889. 

  890.     uint32_t getParameterCount() const

  891.     {

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

  893.             return plugin->getParameterCount();

  894. 

  895.         return 0;

  896.     }

  897. 

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

  899.     {

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

  901.         {

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

  903.             {

  904.                 static NativeParameter param;

  905.                 static char strBufName[STR_MAX+1];

  906.                 static char strBufUnit[STR_MAX+1];

  907. 

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

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

  910. 

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

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

  913. 

  914.                 uint hints = 0x0;

  915. 

  916.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  917.                     hints |= ::PARAMETER_IS_BOOLEAN;

  918.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  919.                     hints |= ::PARAMETER_IS_INTEGER;

  920.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  921.                     hints |= ::PARAMETER_IS_LOGARITHMIC;

  922.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  923.                     hints |= ::PARAMETER_IS_AUTOMABLE;

  924.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  925.                     hints |= ::PARAMETER_USES_SAMPLE_RATE;

  926.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  927.                     hints |= ::PARAMETER_USES_SCALEPOINTS;

  928.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  929.                     hints |= ::PARAMETER_USES_CUSTOM_TEXT;

  930. 

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

  932.                 {

  933.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  934.                         hints |= ::PARAMETER_IS_ENABLED;

  935.                     if (paramData.type == PARAMETER_OUTPUT)

  936.                         hints |= ::PARAMETER_IS_OUTPUT;

  937.                 }

  938. 

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

  940.                 param.name  = strBufName;

  941.                 param.unit  = strBufUnit;

  942.                 param.ranges.def = paramRanges.def;

  943.                 param.ranges.min = paramRanges.min;

  944.                 param.ranges.max = paramRanges.max;

  945.                 param.ranges.step = paramRanges.step;

  946.                 param.ranges.stepSmall = paramRanges.stepSmall;

  947.                 param.ranges.stepLarge = paramRanges.stepLarge;

  948.                 param.scalePointCount = 0; // TODO

  949.                 param.scalePoints = nullptr;

  950. 

  951.                 return &param;

  952.             }

  953.         }

  954. 

  955.         return nullptr;

  956.     }

  957. 

  958.     float getParameterValue(const uint32_t index) const

  959.     {

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

  961.         {

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

  963.                 return plugin->getParameterValue(index);

  964.         }

  965. 

  966.         return 0.0f;

  967.     }

  968. 

  969.     const char* getParameterText(const uint32_t index /*, const float value*/) const

  970.     {

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

  972.         {

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

  974.             {

  975.                 static char strBuf[STR_MAX+1];

  976.                 carla_zeroChar(strBuf, STR_MAX+1);

  977. 

  978.                 plugin->getParameterText(index, /*value,*/ strBuf);

  979. 

  980.                 return strBuf;

  981.             }

  982.         }

  983. 

  984.         return nullptr;

  985.     }

  986. 

  987.     // -------------------------------------------------------------------

  988.     // Plugin midi-program calls

  989. 

  990.     uint32_t getMidiProgramCount() const

  991.     {

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

  993.             return plugin->getMidiProgramCount();

  994. 

  995.         return 0;

  996.     }

  997. 

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

  999.     {

  1000.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1001.         {

  1002.             if (index < plugin->getMidiProgramCount())

  1003.             {

  1004.                 static NativeMidiProgram midiProg;

  1005. 

  1006.                 {

  1007.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1008. 

  1009.                     midiProg.bank    = midiProgData.bank;

  1010.                     midiProg.program = midiProgData.program;

  1011.                     midiProg.name    = midiProgData.name;

  1012.                 }

  1013. 

  1014.                 return &midiProg;

  1015.             }

  1016.         }

  1017. 

  1018.         return nullptr;

  1019.     }

  1020. 

  1021.     // -------------------------------------------------------------------

  1022.     // Plugin state calls

  1023. 

  1024.     void setParameterValue(const uint32_t index, const float value)

  1025.     {

  1026.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1027.         {

  1028.             if (index < plugin->getParameterCount())

  1029.                 plugin->setParameterValue(index, value, false, false, false);

  1030.         }

  1031.     }

  1032. 

  1033.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1034.     {

  1035.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1036.             plugin->setMidiProgramById(bank, program, false, false, false);

  1037.     }

  1038. 

  1039.     // -------------------------------------------------------------------

  1040.     // Plugin process calls

  1041. 

  1042.     void activate()

  1043.     {

  1044. #if 0

  1045.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1046.         {

  1047.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1048. 

  1049.             if (plugin == nullptr || ! plugin->isEnabled())

  1050.                 continue;

  1051. 

  1052.             plugin->setActive(true, true, false);

  1053.         }

  1054. #endif

  1055.         fIsActive = true;

  1056.     }

  1057. 

  1058.     void deactivate()

  1059.     {

  1060.         fIsActive = false;

  1061. #if 0

  1062.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1063.         {

  1064.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1065. 

  1066.             if (plugin == nullptr || ! plugin->isEnabled())

  1067.                 continue;

  1068. 

  1069.             plugin->setActive(false, true, false);

  1070.         }

  1071. #endif

  1072. 

  1073.         // just in case

  1074.         //runPendingRtEvents();

  1075.     }

  1076. 

  1077.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1078.     {

  1079.         const PendingRtEventsRunner prt(this);

  1080. 

  1081.         if (pData->curPluginCount == 0 && ! fIsPatchbay)

  1082.         {

  1083.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1084.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1085.             return;

  1086.         }

  1087. 

  1088.         // ---------------------------------------------------------------

  1089.         // Time Info

  1090. 

  1091.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1092. 

  1093.         pData->timeInfo.playing = timeInfo->playing;

  1094.         pData->timeInfo.frame   = timeInfo->frame;

  1095.         pData->timeInfo.usecs   = timeInfo->usecs;

  1096.         pData->timeInfo.valid   = 0x0;

  1097. 

  1098.         if (timeInfo->bbt.valid)

  1099.         {

  1100.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1101. 

  1102.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1103.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1104.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1105.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1106. 

  1107.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1108.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1109. 

  1110.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1111.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1112.         }

  1113. 

  1114.         // ---------------------------------------------------------------

  1115.         // initialize events

  1116. 

  1117.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

  1118.         carla_zeroStruct<EngineEvent>(pData->events.out, kMaxEngineEventInternalCount);

  1119. 

  1120.         // ---------------------------------------------------------------

  1121.         // events input (before processing)

  1122. 

  1123.         {

  1124.             uint32_t engineEventIndex = 0;

  1125. 

  1126.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1127.             {

  1128.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1129.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1130. 

  1131.                 engineEvent.time = midiEvent.time;

  1132.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data);

  1133. 

  1134.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1135.                     break;

  1136.             }

  1137.         }

  1138. 

  1139.         if (fIsPatchbay)

  1140.         {

  1141.             // -----------------------------------------------------------

  1142.             // process

  1143. 

  1144.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1145.         }

  1146.         else

  1147.         {

  1148.             // -----------------------------------------------------------

  1149.             // create audio buffers

  1150. 

  1151.             const float* inBuf[2]  = { inBuffer[0], inBuffer[1] };

  1152.                   float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1153. 

  1154.             // -----------------------------------------------------------

  1155.             // process

  1156. 

  1157.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1158.         }

  1159. 

  1160.         // ---------------------------------------------------------------

  1161.         // events output (after processing)

  1162. 

  1163.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1164. 

  1165.         {

  1166.             NativeMidiEvent midiEvent;

  1167. 

  1168.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1169.             {

  1170.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1171. 

  1172.                 if (engineEvent.type == kEngineEventTypeNull)

  1173.                     break;

  1174. 

  1175.                 midiEvent.time = engineEvent.time;

  1176. 

  1177.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1178.                 {

  1179.                     midiEvent.port = 0;

  1180.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1181.                 }

  1182.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1183.                 {

  1184.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1185.                         continue;

  1186. 

  1187.                     midiEvent.port = engineEvent.midi.port;

  1188.                     midiEvent.size = engineEvent.midi.size;

  1189. 

  1190.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1191. 

  1192.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1193.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1194.                 }

  1195.                 else

  1196.                 {

  1197.                     carla_stderr("Unknown event type...");

  1198.                     continue;

  1199.                 }

  1200. 

  1201.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1202.             }

  1203.         }

  1204.     }

  1205. 

  1206.     // -------------------------------------------------------------------

  1207.     // Plugin UI calls

  1208. 

  1209.     void uiShow(const bool show)

  1210.     {

  1211.         if (show)

  1212.         {

  1213.             if (fUiServer.isOk())

  1214.                 return;

  1215. 

  1216.             CarlaString path(pHost->resourceDir);

  1217. 

  1218.             if (fIsPatchbay)

  1219.                 path += "/carla-plugin-patchbay";

  1220.             else

  1221.                 path += "/carla-plugin";

  1222. 

  1223.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1224. 

  1225.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1226.             fUiServer.start();

  1227. 

  1228.             for (uint i=0; i < pData->curPluginCount; ++i)

  1229.             {

  1230.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1231. 

  1232.                 if (plugin != nullptr && plugin->isEnabled())

  1233.                 {

  1234.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1235.                 }

  1236.             }

  1237. 

  1238.             if (fIsPatchbay)

  1239.                 patchbayRefresh(false);

  1240.         }

  1241.         else

  1242.         {

  1243.             fUiServer.stop();

  1244.         }

  1245.     }

  1246. 

  1247.     void uiIdle()

  1248.     {

  1249.         CarlaEngine::idle();

  1250.         fUiServer.idle();

  1251. 

  1252.         if (! fUiServer.isOk())

  1253.             return;

  1254. 

  1255.         for (uint i=0; i < pData->curPluginCount; ++i)

  1256.         {

  1257.             const EnginePluginData& plugData(pData->plugins[i]);

  1258.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1259. 

  1260.             {

  1261.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1262. 

  1263.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1264.                 fUiServer.writeMsg(fTmpBuf);

  1265. 

  1266.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1267.                 fUiServer.writeMsg(fTmpBuf);

  1268.             }

  1269. 

  1270.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1271.             {

  1272.                 if (plugin->isParameterOutput(j))

  1273.                     continue;

  1274. 

  1275.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1276. 

  1277.                 std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1278.                 fUiServer.writeMsg(fTmpBuf);

  1279.                 std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1280.                 fUiServer.writeMsg(fTmpBuf);

  1281.             }

  1282.         }

  1283. 

  1284.         switch (fUiServer.getAndResetUiState())

  1285.         {

  1286.         case CarlaExternalUI::UiNone:

  1287.         case CarlaExternalUI::UiShow:

  1288.             break;

  1289.         case CarlaExternalUI::UiCrashed:

  1290.             pHost->dispatcher(pHost->handle, HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1291.             break;

  1292.         case CarlaExternalUI::UiHide:

  1293.             pHost->ui_closed(pHost->handle);

  1294.             fUiServer.stop();

  1295.             break;

  1296.         }

  1297.     }

  1298. 

  1299.     // -------------------------------------------------------------------

  1300.     // Plugin state calls

  1301. 

  1302.     char* getState() const

  1303.     {

  1304.         MemoryOutputStream out;

  1305.         out << "<?xml version='1.0' encoding='UTF-8'?>\n";

  1306.         out << "<!DOCTYPE CARLA-PROJECT>\n";

  1307.         out << "<CARLA-PROJECT VERSION='2.0'>\n";

  1308. 

  1309.         bool firstPlugin = true;

  1310.         char strBuf[STR_MAX+1];

  1311. 

  1312.         for (uint i=0; i < pData->curPluginCount; ++i)

  1313.         {

  1314.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1315. 

  1316.             if (plugin != nullptr && plugin->isEnabled())

  1317.             {

  1318.                 if (! firstPlugin)

  1319.                     out << "\n";

  1320. 

  1321.                 strBuf[0] = '\0';

  1322. 

  1323.                 plugin->getRealName(strBuf);

  1324. 

  1325.                 //if (strBuf[0] != '\0')

  1326.                 //    out << QString(" <!-- %1 -->\n").arg(xmlSafeString(strBuf, true));

  1327. 

  1328.                 out << " <Plugin>\n";

  1329.                 out << plugin->getStateSave().toString();

  1330.                 out << " </Plugin>\n";

  1331. 

  1332.                 firstPlugin = false;

  1333.             }

  1334.         }

  1335. 

  1336.         if (fIsPatchbay)

  1337.         {

  1338.             if (const char* const* const patchbayConns = getPatchbayConnections())

  1339.             {

  1340.                 if (! firstPlugin)

  1341.                     out << "\n";

  1342. 

  1343.                 out << " <Patchbay>\n";

  1344. 

  1345.                 for (int i=0; patchbayConns[i] != nullptr && patchbayConns[i+1] != nullptr; ++i, ++i )

  1346.                 {

  1347.                     const char* const connSource(patchbayConns[i]);

  1348.                     const char* const connTarget(patchbayConns[i+1]);

  1349. 

  1350.                     CARLA_SAFE_ASSERT_CONTINUE(connSource != nullptr && connSource[0] != '\0');

  1351.                     CARLA_SAFE_ASSERT_CONTINUE(connTarget != nullptr && connTarget[0] != '\0');

  1352. 

  1353.                     out << "  <Connection>\n";

  1354.                     out << "   <Source>" << connSource << "</Source>\n";

  1355.                     out << "   <Target>" << connTarget << "</Target>\n";

  1356.                     out << "  </Connection>\n";

  1357.                 }

  1358. 

  1359.                 out << " </Patchbay>\n";

  1360.             }

  1361.         }

  1362. 

  1363.         out << "</CARLA-PROJECT>\n";

  1364. 

  1365.         return strdup(out.toString().toRawUTF8());

  1366.     }

  1367. 

  1368.     void setState(const char* const data)

  1369.     {

  1370.         const String state(data);

  1371.         XmlDocument xml(state);

  1372. 

  1373.         ScopedPointer<XmlElement> xmlElement(xml.getDocumentElement(true));

  1374.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1375.         CARLA_SAFE_ASSERT_RETURN(xmlElement->getTagName().equalsIgnoreCase("carla-project"),);

  1376. 

  1377.         // completely load file

  1378.         xmlElement = xml.getDocumentElement(false);

  1379.         CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr,);

  1380. 

  1381.         //bool pluginsAdded = false;

  1382. 

  1383.         for (XmlElement* elem = xmlElement->getFirstChildElement(); elem != nullptr; elem = elem->getNextElement())

  1384.         {

  1385.             const String& tagName(elem->getTagName());

  1386. 

  1387.             if (tagName.equalsIgnoreCase("plugin"))

  1388.             {

  1389.                 StateSave stateSave;

  1390.                 stateSave.fillFromXmlElement(elem);

  1391. 

  1392.                 //callback(ENGINE_CALLBACK_IDLE, 0, 0, 0, 0.0f, nullptr);

  1393. 

  1394.                 CARLA_SAFE_ASSERT_CONTINUE(stateSave.type != nullptr);

  1395. 

  1396.                 const void* extraStuff = nullptr;

  1397. 

  1398.                 // check if using GIG or SF2 16outs

  1399.                 static const char kUse16OutsSuffix[] = " (16 outs)";

  1400. 

  1401.                 const BinaryType btype(getBinaryTypeFromFile(stateSave.binary));

  1402.                 const PluginType ptype(getPluginTypeFromString(stateSave.type));

  1403. 

  1404.                 if (CarlaString(stateSave.label).endsWith(kUse16OutsSuffix))

  1405.                 {

  1406.                     if (ptype == PLUGIN_GIG || ptype == PLUGIN_SF2)

  1407.                         extraStuff = "true";

  1408.                 }

  1409. 

  1410.                 // TODO - proper find&load plugins

  1411. 

  1412.                 if (addPlugin(btype, ptype, stateSave.binary, stateSave.name, stateSave.label, stateSave.uniqueId, extraStuff))

  1413.                 {

  1414.                     if (CarlaPlugin* const plugin = getPlugin(pData->curPluginCount-1))

  1415.                         plugin->loadStateSave(stateSave);

  1416.                 }

  1417.                 else

  1418.                     carla_stderr2("Failed to load a plugin, error was:\n%s", getLastError());

  1419. 

  1420.                 //pluginsAdded = true;

  1421.             }

  1422.         }

  1423. 

  1424.         //callback(ENGINE_CALLBACK_IDLE, 0, 0, 0, 0.0f, nullptr);

  1425. 

  1426.         // now handle connections

  1427.         for (XmlElement* elem = xmlElement->getFirstChildElement(); elem != nullptr; elem = elem->getNextElement())

  1428.         {

  1429.             const String& tagName(elem->getTagName());

  1430. 

  1431.             if (tagName.equalsIgnoreCase("patchbay"))

  1432.             {

  1433.                 CarlaString sourcePort, targetPort;

  1434. 

  1435.                 for (XmlElement* patchElem = elem->getFirstChildElement(); patchElem != nullptr; patchElem = patchElem->getNextElement())

  1436.                 {

  1437.                     const String& patchTag(patchElem->getTagName());

  1438. 

  1439.                     sourcePort.clear();

  1440.                     targetPort.clear();

  1441. 

  1442.                     if (! patchTag.equalsIgnoreCase("connection"))

  1443.                         continue;

  1444. 

  1445.                     for (XmlElement* connElem = patchElem->getFirstChildElement(); connElem != nullptr; connElem = connElem->getNextElement())

  1446.                     {

  1447.                         const String& tag(connElem->getTagName());

  1448.                         const String  text(connElem->getAllSubText().trim());

  1449. 

  1450.                         if (tag.equalsIgnoreCase("source"))

  1451.                             sourcePort = text.toRawUTF8();

  1452.                         else if (tag.equalsIgnoreCase("target"))

  1453.                             targetPort = text.toRawUTF8();

  1454.                     }

  1455. 

  1456.                     if (sourcePort.isNotEmpty() && targetPort.isNotEmpty())

  1457.                         restorePatchbayConnection(sourcePort, targetPort);

  1458.                 }

  1459.                 break;

  1460.             }

  1461.         }

  1462. 

  1463.         //if (pluginsAdded)

  1464.         //    pHost->dispatcher(pHost->handle, HOST_OPCODE_RELOAD_ALL, 0, 0, nullptr, 0.0f);

  1465.     }

  1466. 

  1467.     // -------------------------------------------------------------------

  1468. 

  1469. public:

  1470.     #define handlePtr ((CarlaEngineNative*)handle)

  1471. 

  1472.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1473.     {

  1474.         return new CarlaEngineNative(host, false);

  1475.     }

  1476. 

  1477.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1478.     {

  1479.         return new CarlaEngineNative(host, true);

  1480.     }

  1481. 

  1482.     static void _cleanup(NativePluginHandle handle)

  1483.     {

  1484.         delete handlePtr;

  1485.     }

  1486. 

  1487.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1488.     {

  1489.         return handlePtr->getParameterCount();

  1490.     }

  1491. 

  1492.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1493.     {

  1494.         return handlePtr->getParameterInfo(index);

  1495.     }

  1496. 

  1497.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1498.     {

  1499.         return handlePtr->getParameterValue(index);

  1500.     }

  1501. 

  1502.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1503.     {

  1504.         return handlePtr->getParameterText(index /*, value*/);

  1505.     }

  1506. 

  1507.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1508.     {

  1509.         return handlePtr->getMidiProgramCount();

  1510.     }

  1511. 

  1512.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1513.     {

  1514.         return handlePtr->getMidiProgramInfo(index);

  1515.     }

  1516. 

  1517.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1518.     {

  1519.         handlePtr->setParameterValue(index, value);

  1520.     }

  1521. 

  1522.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1523.     {

  1524.         handlePtr->setMidiProgram(channel, bank, program);

  1525.     }

  1526. 

  1527.     static void _ui_show(NativePluginHandle handle, bool show)

  1528.     {

  1529.         handlePtr->uiShow(show);

  1530.     }

  1531. 

  1532.     static void _ui_idle(NativePluginHandle handle)

  1533.     {

  1534.         handlePtr->uiIdle();

  1535.     }

  1536. 

  1537.     static void _activate(NativePluginHandle handle)

  1538.     {

  1539.         handlePtr->activate();

  1540.     }

  1541. 

  1542.     static void _deactivate(NativePluginHandle handle)

  1543.     {

  1544.         handlePtr->deactivate();

  1545.     }

  1546. 

  1547.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1548.     {

  1549.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1550.     }

  1551. 

  1552.     static char* _get_state(NativePluginHandle handle)

  1553.     {

  1554.         return handlePtr->getState();

  1555.     }

  1556. 

  1557.     static void _set_state(NativePluginHandle handle, const char* data)

  1558.     {

  1559.         handlePtr->setState(data);

  1560.     }

  1561. 

  1562.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1563.     {

  1564.         switch(opcode)

  1565.         {

  1566.         case PLUGIN_OPCODE_NULL:

  1567.             return 0;

  1568.         case PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1569.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1570.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1571.             return 0;

  1572.         case PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1573.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1574.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1575.             return 0;

  1576.         case PLUGIN_OPCODE_OFFLINE_CHANGED:

  1577.             handlePtr->offlineModeChanged(value != 0);

  1578.             return 0;

  1579.         case PLUGIN_OPCODE_UI_NAME_CHANGED:

  1580.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1581.             return 0;

  1582.         }

  1583. 

  1584.         return 0;

  1585. 

  1586.         // unused

  1587.         (void)index;

  1588.         (void)ptr;

  1589.     }

  1590. 

  1591.     // -------------------------------------------------------------------

  1592. 

  1593.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1594.     {

  1595.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1596.     }

  1597. 

  1598.     // -------------------------------------------------------------------

  1599. 

  1600.     #undef handlePtr

  1601. 

  1602. private:

  1603.     const NativeHostDescriptor* const pHost;

  1604. 

  1605.     const bool fIsPatchbay; // rack if false

  1606.     bool fIsActive, fIsRunning;

  1607.     CarlaEngineNativeUI fUiServer;

  1608. 

  1609.     char fTmpBuf[STR_MAX+1];

  1610. 

  1611.     CarlaPlugin* _getFirstPlugin() const noexcept

  1612.     {

  1613.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1614.             return nullptr;

  1615. 

  1616.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1617. 

  1618.         if (plugin == nullptr || ! plugin->isEnabled())

  1619.             return nullptr;

  1620. 

  1621.         return pData->plugins[0].plugin;

  1622.     }

  1623. 

  1624.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1625. };

  1626. 

  1627. // -----------------------------------------------------------------------

  1628. 

  1629. static const NativePluginDescriptor carlaRackDesc = {

  1630.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1631.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1632.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1633.     /* audioIns  */ 2,

  1634.     /* audioOuts */ 2,

  1635.     /* midiIns   */ 1,

  1636.     /* midiOuts  */ 1,

  1637.     /* paramIns  */ 0,

  1638.     /* paramOuts */ 0,

  1639.     /* name      */ "Carla-Rack",

  1640.     /* label     */ "carlarack",

  1641.     /* maker     */ "falkTX",

  1642.     /* copyright */ "GNU GPL v2+",

  1643.     CarlaEngineNative::_instantiateRack,

  1644.     CarlaEngineNative::_cleanup,

  1645.     CarlaEngineNative::_get_parameter_count,

  1646.     CarlaEngineNative::_get_parameter_info,

  1647.     CarlaEngineNative::_get_parameter_value,

  1648.     CarlaEngineNative::_get_parameter_text,

  1649.     CarlaEngineNative::_get_midi_program_count,

  1650.     CarlaEngineNative::_get_midi_program_info,

  1651.     CarlaEngineNative::_set_parameter_value,

  1652.     CarlaEngineNative::_set_midi_program,

  1653.     /* _set_custom_data        */ nullptr,

  1654.     CarlaEngineNative::_ui_show,

  1655.     CarlaEngineNative::_ui_idle,

  1656.     /* _ui_set_parameter_value */ nullptr,

  1657.     /* _ui_set_midi_program    */ nullptr,

  1658.     /* _ui_set_custom_data     */ nullptr,

  1659.     CarlaEngineNative::_activate,

  1660.     CarlaEngineNative::_deactivate,

  1661.     CarlaEngineNative::_process,

  1662.     CarlaEngineNative::_get_state,

  1663.     CarlaEngineNative::_set_state,

  1664.     CarlaEngineNative::_dispatcher

  1665. };

  1666. 

  1667. static const NativePluginDescriptor carlaPatchbayDesc = {

  1668.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1669.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1670.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1671.     /* audioIns  */ 2,

  1672.     /* audioOuts */ 2,

  1673.     /* midiIns   */ 1,

  1674.     /* midiOuts  */ 1,

  1675.     /* paramIns  */ 0,

  1676.     /* paramOuts */ 0,

  1677.     /* name      */ "Carla-Patchbay",

  1678.     /* label     */ "carlapatchbay",

  1679.     /* maker     */ "falkTX",

  1680.     /* copyright */ "GNU GPL v2+",

  1681.     CarlaEngineNative::_instantiatePatchbay,

  1682.     CarlaEngineNative::_cleanup,

  1683.     CarlaEngineNative::_get_parameter_count,

  1684.     CarlaEngineNative::_get_parameter_info,

  1685.     CarlaEngineNative::_get_parameter_value,

  1686.     CarlaEngineNative::_get_parameter_text,

  1687.     CarlaEngineNative::_get_midi_program_count,

  1688.     CarlaEngineNative::_get_midi_program_info,

  1689.     CarlaEngineNative::_set_parameter_value,

  1690.     CarlaEngineNative::_set_midi_program,

  1691.     /* _set_custom_data        */ nullptr,

  1692.     CarlaEngineNative::_ui_show,

  1693.     CarlaEngineNative::_ui_idle,

  1694.     /* _ui_set_parameter_value */ nullptr,

  1695.     /* _ui_set_midi_program    */ nullptr,

  1696.     /* _ui_set_custom_data     */ nullptr,

  1697.     CarlaEngineNative::_activate,

  1698.     CarlaEngineNative::_deactivate,

  1699.     CarlaEngineNative::_process,

  1700.     CarlaEngineNative::_get_state,

  1701.     CarlaEngineNative::_set_state,

  1702.     CarlaEngineNative::_dispatcher

  1703. };

  1704. 

  1705. CARLA_BACKEND_END_NAMESPACE

  1706. 

  1707. // -----------------------------------------------------------------------

  1708. 

  1709. CARLA_EXPORT

  1710. void carla_register_native_plugin_carla();

  1711. 

  1712. void carla_register_native_plugin_carla()

  1713. {

  1714.     CARLA_BACKEND_USE_NAMESPACE;

  1715.     carla_register_native_plugin(&carlaRackDesc);

  1716.     carla_register_native_plugin(&carlaPatchbayDesc);

  1717. }

  1718. 

  1719. // -----------------------------------------------------------------------

  1720. 

  1721. CARLA_EXPORT

  1722. const NativePluginDescriptor* get_carla_native_plugin();

  1723. 

  1724. const NativePluginDescriptor* get_carla_native_plugin()

  1725. {

  1726.     CARLA_BACKEND_USE_NAMESPACE;

  1727.     return &carlaRackDesc;

  1728. }

  1729. 

  1730. // -----------------------------------------------------------------------

  1731. // Extra stuff for linking purposes

  1732. 

  1733. #ifdef CARLA_PLUGIN_EXPORT

  1734. 

  1735. CARLA_BACKEND_START_NAMESPACE

  1736. 

  1737. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  1738. 

  1739. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  1740. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  1741. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  1742. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  1743. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  1744. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  1745. # else

  1746. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  1747. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  1748. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  1749. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  1750. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  1751. # endif

  1752. 

  1753. CARLA_BACKEND_END_NAMESPACE

  1754. 

  1755. #include "CarlaPluginUI.cpp"

  1756. #include "CarlaDssiUtils.cpp"

  1757. #include "CarlaStateUtils.cpp"

  1758. #include "CarlaJuceEvents.cpp"

  1759. 

  1760. #endif

  1761. 

  1762. // -----------------------------------------------------------------------