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

  42. # include "juce_gui_basics.h"

  43. #else

  44. namespace juce {

  45. # include "juce_events/messages/juce_Initialisation.h"

  46. } // namespace juce

  47. #endif

  48. 

  49. using juce::File;

  50. using juce::FloatVectorOperations;

  51. using juce::MemoryOutputStream;

  52. using juce::ScopedPointer;

  53. using juce::String;

  54. using juce::XmlDocument;

  55. using juce::XmlElement;

  56. 

  57. static bool gNeedsJuceHandling = false;

  58. static int  gJuceReferenceCounter = 0;

  59. 

  60. CARLA_BACKEND_START_NAMESPACE

  61. 

  62. // -----------------------------------------------------------------------

  63. 

  64. class CarlaEngineNativeUI : public CarlaExternalUI

  65. {

  66. public:

  67.     CarlaEngineNativeUI(CarlaEngine* const engine)

  68.         : fEngine(engine),

  69.           leakDetector_CarlaEngineNativeUI()

  70.     {

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

  72.     }

  73. 

  74.     ~CarlaEngineNativeUI() override

  75.     {

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

  77.     }

  78. 

  79.     CarlaMutex& getWriteLock() noexcept

  80.     {

  81.         return fWriteLock;

  82.     }

  83. 

  84. protected:

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

  86.     {

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

  88.             return true;

  89. 

  90.         bool ok = true;

  91. 

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

  93.         {

  94.             uint32_t option;

  95.             int32_t value;

  96.             const char* valueStr = nullptr;

  97. 

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

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

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

  101. 

  102.             try {

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

  104.             } CARLA_SAFE_EXCEPTION("setOption");

  105. 

  106.             delete[] valueStr;

  107.         }

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

  109.         {

  110.             const char* filename;

  111. 

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

  113. 

  114.             try {

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

  116.             } CARLA_SAFE_EXCEPTION("loadFile");

  117. 

  118.             delete[] filename;

  119.         }

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

  121.         {

  122.             const char* filename;

  123. 

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

  125. 

  126.             try {

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

  128.             } CARLA_SAFE_EXCEPTION("loadProject");

  129. 

  130.             delete[] filename;

  131.         }

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

  133.         {

  134.             const char* filename;

  135. 

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

  137. 

  138.             try {

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

  140.             } CARLA_SAFE_EXCEPTION("saveProject");

  141. 

  142.             delete[] filename;

  143.         }

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

  145.         {

  146.             uint32_t groupA, portA, groupB, portB;

  147. 

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

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

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

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

  152. 

  153.             try {

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

  155.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  156.         }

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

  158.         {

  159.             uint32_t connectionId;

  160. 

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

  162. 

  163.             try {

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

  165.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  166.         }

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

  168.         {

  169.             try {

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

  171.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  172.         }

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

  174.         {

  175.             fEngine->transportPlay();

  176.         }

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

  178.         {

  179.             fEngine->transportPause();

  180.         }

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

  182.         {

  183.             uint64_t frame;

  184. 

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

  186. 

  187.             fEngine->transportRelocate(frame);

  188.         }

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

  190.         {

  191.             uint32_t btype, ptype;

  192.             const char* filename = nullptr;

  193.             const char* name;

  194.             const char* label;

  195.             int64_t uniqueId;

  196. 

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

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

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

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

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

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

  203. 

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

  205.             {

  206.                 delete[] filename;

  207.                 filename = nullptr;

  208.             }

  209. 

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

  211.             {

  212.                 delete[] name;

  213.                 name = nullptr;

  214.             }

  215. 

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

  217. 

  218.             if (filename != nullptr)

  219.                 delete[] filename;

  220.             if (name != nullptr)

  221.                 delete[] name;

  222.             delete[] label;

  223.         }

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

  225.         {

  226.             uint32_t pluginId;

  227. 

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

  229. 

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

  231.         }

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

  233.         {

  234.             ok = fEngine->removeAllPlugins();

  235.         }

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

  237.         {

  238.             uint32_t pluginId;

  239.             const char* newName;

  240. 

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

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

  243. 

  244.             // TODO

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

  246. 

  247.             delete[] newName;

  248.         }

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

  250.         {

  251.             uint32_t pluginId;

  252. 

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

  254. 

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

  256.         }

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

  258.         {

  259.             uint32_t pluginId;

  260. 

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

  262. 

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

  264.         }

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

  266.         {

  267.             uint32_t pluginIdA, pluginIdB;

  268. 

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

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

  271. 

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

  273.         }

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

  275.         {

  276.             uint32_t pluginId;

  277.             const char* filename;

  278. 

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

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

  281. 

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

  283.                 plugin->loadStateFromFile(filename);

  284. 

  285.             delete[] filename;

  286.         }

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

  288.         {

  289.             uint32_t pluginId;

  290.             const char* filename;

  291. 

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

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

  294. 

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

  296.                 plugin->saveStateToFile(filename);

  297. 

  298.             delete[] filename;

  299.         }

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

  301.         {

  302.             uint32_t pluginId, option;

  303.             bool yesNo;

  304. 

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

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

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

  308. 

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

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

  311.         }

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

  313.         {

  314.             uint32_t pluginId;

  315.             bool onOff;

  316. 

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

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

  319. 

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

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

  322.         }

  323.         else if (std::strcmp(msg, "set_drywet") == 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->setDryWet(value, true, false);

  333.         }

  334.         else if (std::strcmp(msg, "set_volume") == 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->setVolume(value, true, false);

  344.         }

  345.         else if (std::strcmp(msg, "set_balance_left") == 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->setBalanceLeft(value, true, false);

  355.         }

  356.         else if (std::strcmp(msg, "set_balance_right") == 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->setBalanceRight(value, true, false);

  366.         }

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

  368.         {

  369.             uint32_t pluginId;

  370.             float value;

  371. 

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

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

  374. 

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

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

  377.         }

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

  379.         {

  380.             uint32_t pluginId;

  381.             int32_t channel;

  382. 

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

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

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

  386. 

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

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

  389.         }

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

  391.         {

  392.             uint32_t pluginId, parameterId;

  393.             float value;

  394. 

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

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

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

  398. 

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

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

  401.         }

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

  403.         {

  404.             uint32_t pluginId, parameterId, channel;

  405. 

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

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

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

  409.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  410. 

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

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

  413.         }

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

  415.         {

  416.             uint32_t pluginId, parameterId;

  417.             int32_t cc;

  418. 

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

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

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

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

  423. 

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

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

  426.         }

  427.         else if (std::strcmp(msg, "set_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->setProgram(index, true, true, false);

  437.         }

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

  439.         {

  440.             uint32_t pluginId;

  441.             int32_t index;

  442. 

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

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

  445. 

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

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

  448.         }

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

  450.         {

  451.             uint32_t pluginId;

  452.             const char* type;

  453.             const char* key;

  454.             const char* value;

  455. 

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

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

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

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

  460. 

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

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

  463. 

  464.             delete[] type;

  465.             delete[] key;

  466.             delete[] value;

  467.         }

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

  469.         {

  470.             uint32_t pluginId;

  471.             const char* cdata;

  472. 

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

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

  475. 

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

  477.             {

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

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

  480.             }

  481. 

  482.             delete[] cdata;

  483.         }

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

  485.         {

  486.             uint32_t pluginId;

  487. 

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

  489. 

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

  491.                 plugin->prepareForSave();

  492.         }

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

  494.         {

  495.             uint32_t pluginId;

  496. 

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

  498. 

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

  500.                 plugin->resetParameters();

  501.         }

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

  503.         {

  504.             uint32_t pluginId;

  505. 

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

  507. 

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

  509.                 plugin->randomizeParameters();

  510.         }

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

  512.         {

  513.             uint32_t pluginId, channel, note, velocity;

  514. 

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

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

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

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

  519.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  520.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  521.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  522. 

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

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

  525.         }

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

  527.         {

  528.             uint32_t pluginId;

  529.             bool yesNo;

  530. 

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

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

  533. 

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

  535.                 plugin->showCustomUI(yesNo);

  536.         }

  537.         else

  538.         {

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

  540.             return false;

  541.         }

  542. 

  543.         if (! ok)

  544.         {

  545.             const CarlaMutexLocker cml(fWriteLock);

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

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

  548.         }

  549. 

  550.         return true;

  551.     }

  552. 

  553. private:

  554.     CarlaEngine* const fEngine;

  555. 

  556.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  557. };

  558. 

  559. // -----------------------------------------------------------------------

  560. 

  561. class CarlaEngineNative : public CarlaEngine

  562. {

  563. public:

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

  565.         : CarlaEngine(),

  566.           pHost(host),

  567.           kIsPatchbay(isPatchbay),

  568.           fIsActive(false),

  569.           fIsRunning(false),

  570.           fUiServer(this),

  571.           leakDetector_CarlaEngineNative()

  572.     {

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

  574. 

  575.         CARLA_SAFE_ASSERT_INT(gJuceReferenceCounter >= 0, gJuceReferenceCounter);

  576. 

  577.         if (gNeedsJuceHandling && ++gJuceReferenceCounter == 1)

  578.             juce::initialiseJuce_GUI();

  579. 

  580.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  581. 

  582.         // set-up engine

  583.         if (kIsPatchbay)

  584.         {

  585.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  586.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  587.             pData->options.forceStereo         = false;

  588.             pData->options.preferPluginBridges = false;

  589.             pData->options.preferUiBridges     = false;

  590.             init("Carla-Patchbay");

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

  592.         }

  593.         else

  594.         {

  595.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  596.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  597.             pData->options.forceStereo         = true;

  598.             pData->options.preferPluginBridges = false;

  599.             pData->options.preferUiBridges     = false;

  600.             init("Carla-Rack");

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

  602.         }

  603. 

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

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

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

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

  608. 

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

  610. 

  611. #ifndef CARLA_PLUGIN_EXPORT

  612.         if (gNeedsJuceHandling)

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

  614.         else

  615. #endif

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

  617. 

  618.         setCallback(_ui_server_callback, this);

  619.     }

  620. 

  621.     ~CarlaEngineNative() override

  622.     {

  623.         CARLA_SAFE_ASSERT(! fIsActive);

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

  625. 

  626.         pData->aboutToClose = true;

  627.         fIsRunning = false;

  628. 

  629.         removeAllPlugins();

  630.         //runPendingRtEvents();

  631.         close();

  632. 

  633.         pData->graph.destroy();

  634. 

  635.         if (gNeedsJuceHandling && --gJuceReferenceCounter == 0)

  636.             juce::shutdownJuce_GUI();

  637. 

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

  639.     }

  640. 

  641. protected:

  642.     // -------------------------------------

  643.     // CarlaEngine virtual calls

  644. 

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

  646.     {

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

  648. 

  649.         fIsRunning = true;

  650. 

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

  652.         {

  653.             close();

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

  655.             return false;

  656.         }

  657. 

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

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

  660. 

  661.         return true;

  662.     }

  663. 

  664.     bool close() override

  665.     {

  666.         fIsRunning = false;

  667.         CarlaEngine::close();

  668.         return true;

  669.     }

  670. 

  671.     bool isRunning() const noexcept override

  672.     {

  673.         return fIsRunning;

  674.     }

  675. 

  676.     bool isOffline() const noexcept override

  677.     {

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

  679.     }

  680. 

  681.     EngineType getType() const noexcept override

  682.     {

  683.         return kEngineTypePlugin;

  684.     }

  685. 

  686.     const char* getCurrentDriverName() const noexcept override

  687.     {

  688.         return "Plugin";

  689.     }

  690. 

  691.     // -------------------------------------------------------------------

  692. 

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

  694.     {

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

  696.         {

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

  698.             return retName;

  699.         }

  700. 

  701.         return nullptr;

  702.     }

  703. 

  704.     // -------------------------------------------------------------------

  705. 

  706.     void bufferSizeChanged(const uint32_t newBufferSize)

  707.     {

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

  709.             return;

  710. 

  711.         pData->bufferSize = newBufferSize;

  712.         CarlaEngine::bufferSizeChanged(newBufferSize);

  713.     }

  714. 

  715.     void sampleRateChanged(const double newSampleRate)

  716.     {

  717.         if (carla_compareFloats(pData->sampleRate, newSampleRate))

  718.             return;

  719. 

  720.         pData->sampleRate = newSampleRate;

  721.         CarlaEngine::sampleRateChanged(newSampleRate);

  722.     }

  723. 

  724.     // -------------------------------------------------------------------

  725. 

  726.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  727.     {

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

  729. 

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

  731. 

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

  733.         fUiServer.writeMsg(fTmpBuf);

  734. 

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

  736.         fUiServer.writeMsg(fTmpBuf);

  737. 

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

  739.         {

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

  741.             fUiServer.writeAndFixMsg(fTmpBuf);

  742.         }

  743.         else

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

  745. 

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

  747.         {

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

  749.             fUiServer.writeAndFixMsg(fTmpBuf);

  750.         }

  751.         else

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

  753. 

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

  755.         {

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

  757.             fUiServer.writeAndFixMsg(fTmpBuf);

  758.         }

  759.         else

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

  761. 

  762.         plugin->getRealName(fTmpBuf);

  763.         fUiServer.writeAndFixMsg(fTmpBuf);

  764. 

  765.         plugin->getLabel(fTmpBuf);

  766.         fUiServer.writeAndFixMsg(fTmpBuf);

  767. 

  768.         plugin->getMaker(fTmpBuf);

  769.         fUiServer.writeAndFixMsg(fTmpBuf);

  770. 

  771.         plugin->getCopyright(fTmpBuf);

  772.         fUiServer.writeAndFixMsg(fTmpBuf);

  773. 

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

  775.         fUiServer.writeMsg(fTmpBuf);

  776. 

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

  778.         fUiServer.writeMsg(fTmpBuf);

  779.     }

  780. 

  781.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  782.     {

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

  784. 

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

  786. 

  787.         uint32_t ins, outs, count;

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

  789.         count = plugin->getParameterCount();

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

  791.         fUiServer.writeMsg(fTmpBuf);

  792. 

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

  794.         {

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

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

  797. 

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

  799.             fUiServer.writeMsg(fTmpBuf);

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

  801.             fUiServer.writeMsg(fTmpBuf);

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

  803.             fUiServer.writeAndFixMsg(fTmpBuf);

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

  805.             fUiServer.writeAndFixMsg(fTmpBuf);

  806. 

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

  808.             fUiServer.writeMsg(fTmpBuf);

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

  810.             fUiServer.writeMsg(fTmpBuf);

  811. 

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

  813.             fUiServer.writeMsg(fTmpBuf);

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

  815.             fUiServer.writeMsg(fTmpBuf);

  816.         }

  817.     }

  818. 

  819.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  820.     {

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

  822. 

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

  824. 

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

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

  827.         fUiServer.writeMsg(fTmpBuf);

  828. 

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

  830.         {

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

  832.             fUiServer.writeMsg(fTmpBuf);

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

  834.             fUiServer.writeAndFixMsg(fTmpBuf);

  835.         }

  836. 

  837.         count = plugin->getMidiProgramCount();

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

  839.         fUiServer.writeMsg(fTmpBuf);

  840. 

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

  842.         {

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

  844.             fUiServer.writeMsg(fTmpBuf);

  845. 

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

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

  848.             fUiServer.writeMsg(fTmpBuf);

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

  850.             fUiServer.writeAndFixMsg(fTmpBuf);

  851.         }

  852.     }

  853. 

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

  855.     {

  856.         if (! fIsRunning)

  857.             return;

  858.         if (! fUiServer.isOk())

  859.             return;

  860. 

  861.         CarlaPlugin* plugin;

  862. 

  863.         switch (action)

  864.         {

  865.         case ENGINE_CALLBACK_RELOAD_INFO:

  866.             plugin = getPlugin(pluginId);

  867. 

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

  869.             {

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

  871.                 uiServerSendPluginInfo(plugin);

  872.             }

  873.             break;

  874. 

  875.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  876.             plugin = getPlugin(pluginId);

  877. 

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

  879.             {

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

  881.                 uiServerSendPluginParameters(plugin);

  882.             }

  883.             break;

  884. 

  885.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  886.             plugin = getPlugin(pluginId);

  887. 

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

  889.             {

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

  891.                 uiServerSendPluginPrograms(plugin);

  892.             }

  893.             break;

  894. 

  895.         case ENGINE_CALLBACK_RELOAD_ALL:

  896.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  897.             plugin = getPlugin(pluginId);

  898. 

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

  900.             {

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

  902.                 uiServerSendPluginInfo(plugin);

  903.                 uiServerSendPluginParameters(plugin);

  904.                 uiServerSendPluginPrograms(plugin);

  905.             }

  906.             break;

  907. 

  908.         default:

  909.             break;

  910.         }

  911. 

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

  913. 

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

  915.         fUiServer.writeMsg(fTmpBuf);

  916. 

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

  918.         fUiServer.writeMsg(fTmpBuf);

  919. 

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

  921.         fUiServer.writeMsg(fTmpBuf);

  922. 

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

  924.         fUiServer.writeMsg(fTmpBuf);

  925. 

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

  927.         fUiServer.writeMsg(fTmpBuf);

  928. 

  929.         fUiServer.writeAndFixMsg(valueStr);

  930.     }

  931. 

  932.     void uiServerOptions()

  933.     {

  934.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  935.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isOk(),);

  936. 

  937.         const EngineOptions& options(getOptions());

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

  939. 

  940.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  941.         fUiServer.writeMsg(fTmpBuf);

  942.         std::sprintf(fTmpBuf, "%i\n", options.processMode);

  943.         fUiServer.writeMsg(fTmpBuf);

  944. 

  945.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  946.         fUiServer.writeMsg(fTmpBuf);

  947.         std::sprintf(fTmpBuf, "%i\n", options.transportMode);

  948.         fUiServer.writeMsg(fTmpBuf);

  949. 

  950.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  951.         fUiServer.writeMsg(fTmpBuf);

  952.         std::sprintf(fTmpBuf, "%s\n", bool2str(options.forceStereo));

  953.         fUiServer.writeMsg(fTmpBuf);

  954. 

  955.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  956.         fUiServer.writeMsg(fTmpBuf);

  957.         std::sprintf(fTmpBuf, "%s\n", bool2str(options.preferPluginBridges));

  958.         fUiServer.writeMsg(fTmpBuf);

  959. 

  960.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  961.         fUiServer.writeMsg(fTmpBuf);

  962.         std::sprintf(fTmpBuf, "%s\n", bool2str(options.preferUiBridges));

  963.         fUiServer.writeMsg(fTmpBuf);

  964. 

  965.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  966.         fUiServer.writeMsg(fTmpBuf);

  967.         std::sprintf(fTmpBuf, "%s\n", bool2str(options.uisAlwaysOnTop));

  968.         fUiServer.writeMsg(fTmpBuf);

  969. 

  970.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  971.         fUiServer.writeMsg(fTmpBuf);

  972.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  973.         fUiServer.writeMsg(fTmpBuf);

  974. 

  975.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  976.         fUiServer.writeMsg(fTmpBuf);

  977.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  978.         fUiServer.writeMsg(fTmpBuf);

  979. 

  980.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  981.         fUiServer.writeMsg(fTmpBuf);

  982.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  983.         fUiServer.writeMsg(fTmpBuf);

  984. 

  985.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  986.         fUiServer.writeMsg(fTmpBuf);

  987.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  988.         fUiServer.writeMsg(fTmpBuf);

  989.     }

  990. 

  991.     // -------------------------------------------------------------------

  992.     // Plugin parameter calls

  993. 

  994.     uint32_t getParameterCount() const

  995.     {

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

  997.             return plugin->getParameterCount();

  998. 

  999.         return 0;

  1000.     }

  1001. 

  1002.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1003.     {

  1004.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1005.         {

  1006.             if (index < plugin->getParameterCount())

  1007.             {

  1008.                 static NativeParameter param;

  1009.                 static char strBufName[STR_MAX+1];

  1010.                 static char strBufUnit[STR_MAX+1];

  1011. 

  1012.                 const ParameterData& paramData(plugin->getParameterData(index));

  1013.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1014. 

  1015.                 plugin->getParameterName(index, strBufName);

  1016.                 plugin->getParameterUnit(index, strBufUnit);

  1017. 

  1018.                 uint hints = 0x0;

  1019. 

  1020.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1021.                     hints |= ::PARAMETER_IS_BOOLEAN;

  1022.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1023.                     hints |= ::PARAMETER_IS_INTEGER;

  1024.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1025.                     hints |= ::PARAMETER_IS_LOGARITHMIC;

  1026.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1027.                     hints |= ::PARAMETER_IS_AUTOMABLE;

  1028.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1029.                     hints |= ::PARAMETER_USES_SAMPLE_RATE;

  1030.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1031.                     hints |= ::PARAMETER_USES_SCALEPOINTS;

  1032.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  1033.                     hints |= ::PARAMETER_USES_CUSTOM_TEXT;

  1034. 

  1035.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1036.                 {

  1037.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1038.                         hints |= ::PARAMETER_IS_ENABLED;

  1039.                     if (paramData.type == PARAMETER_OUTPUT)

  1040.                         hints |= ::PARAMETER_IS_OUTPUT;

  1041.                 }

  1042. 

  1043.                 param.hints = static_cast<NativeParameterHints>(hints);

  1044.                 param.name  = strBufName;

  1045.                 param.unit  = strBufUnit;

  1046.                 param.ranges.def = paramRanges.def;

  1047.                 param.ranges.min = paramRanges.min;

  1048.                 param.ranges.max = paramRanges.max;

  1049.                 param.ranges.step = paramRanges.step;

  1050.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1051.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1052.                 param.scalePointCount = 0; // TODO

  1053.                 param.scalePoints = nullptr;

  1054. 

  1055.                 return &param;

  1056.             }

  1057.         }

  1058. 

  1059.         return nullptr;

  1060.     }

  1061. 

  1062.     float getParameterValue(const uint32_t index) const

  1063.     {

  1064.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1065.         {

  1066.             if (index < plugin->getParameterCount())

  1067.                 return plugin->getParameterValue(index);

  1068.         }

  1069. 

  1070.         return 0.0f;

  1071.     }

  1072. 

  1073.     const char* getParameterText(const uint32_t index /*, const float value*/) const

  1074.     {

  1075.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1076.         {

  1077.             if (index < plugin->getParameterCount())

  1078.             {

  1079.                 static char strBuf[STR_MAX+1];

  1080.                 carla_zeroChar(strBuf, STR_MAX+1);

  1081. 

  1082.                 plugin->getParameterText(index, /*value,*/ strBuf);

  1083. 

  1084.                 return strBuf;

  1085.             }

  1086.         }

  1087. 

  1088.         return nullptr;

  1089.     }

  1090. 

  1091.     // -------------------------------------------------------------------

  1092.     // Plugin midi-program calls

  1093. 

  1094.     uint32_t getMidiProgramCount() const

  1095.     {

  1096.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1097.             return plugin->getMidiProgramCount();

  1098. 

  1099.         return 0;

  1100.     }

  1101. 

  1102.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1103.     {

  1104.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1105.         {

  1106.             if (index < plugin->getMidiProgramCount())

  1107.             {

  1108.                 static NativeMidiProgram midiProg;

  1109. 

  1110.                 {

  1111.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1112. 

  1113.                     midiProg.bank    = midiProgData.bank;

  1114.                     midiProg.program = midiProgData.program;

  1115.                     midiProg.name    = midiProgData.name;

  1116.                 }

  1117. 

  1118.                 return &midiProg;

  1119.             }

  1120.         }

  1121. 

  1122.         return nullptr;

  1123.     }

  1124. 

  1125.     // -------------------------------------------------------------------

  1126.     // Plugin state calls

  1127. 

  1128.     void setParameterValue(const uint32_t index, const float value)

  1129.     {

  1130.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1131.         {

  1132.             if (index < plugin->getParameterCount())

  1133.                 plugin->setParameterValue(index, value, false, false, false);

  1134.         }

  1135.     }

  1136. 

  1137.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1138.     {

  1139.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1140.             plugin->setMidiProgramById(bank, program, false, false, false);

  1141.     }

  1142. 

  1143.     // -------------------------------------------------------------------

  1144.     // Plugin process calls

  1145. 

  1146.     void activate()

  1147.     {

  1148. #if 0

  1149.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1150.         {

  1151.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1152. 

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

  1154.                 continue;

  1155. 

  1156.             plugin->setActive(true, true, false);

  1157.         }

  1158. #endif

  1159.         fIsActive = true;

  1160.     }

  1161. 

  1162.     void deactivate()

  1163.     {

  1164.         fIsActive = false;

  1165. #if 0

  1166.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1167.         {

  1168.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1169. 

  1170.             if (plugin == nullptr || ! plugin->isEnabled())

  1171.                 continue;

  1172. 

  1173.             plugin->setActive(false, true, false);

  1174.         }

  1175. #endif

  1176. 

  1177.         // just in case

  1178.         //runPendingRtEvents();

  1179.     }

  1180. 

  1181.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1182.     {

  1183.         const PendingRtEventsRunner prt(this);

  1184. 

  1185.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1186.         {

  1187.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1188.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1189.             return;

  1190.         }

  1191. 

  1192.         // ---------------------------------------------------------------

  1193.         // Time Info

  1194. 

  1195.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1196. 

  1197.         pData->timeInfo.playing = timeInfo->playing;

  1198.         pData->timeInfo.frame   = timeInfo->frame;

  1199.         pData->timeInfo.usecs   = timeInfo->usecs;

  1200.         pData->timeInfo.valid   = 0x0;

  1201. 

  1202.         if (timeInfo->bbt.valid)

  1203.         {

  1204.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1205. 

  1206.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1207.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1208.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1209.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1210. 

  1211.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1212.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1213. 

  1214.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1215.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1216.         }

  1217. 

  1218.         // ---------------------------------------------------------------

  1219.         // initialize events

  1220. 

  1221.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

  1222.         carla_zeroStruct<EngineEvent>(pData->events.out, kMaxEngineEventInternalCount);

  1223. 

  1224.         // ---------------------------------------------------------------

  1225.         // events input (before processing)

  1226. 

  1227.         {

  1228.             uint32_t engineEventIndex = 0;

  1229. 

  1230.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1231.             {

  1232.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1233.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1234. 

  1235.                 engineEvent.time = midiEvent.time;

  1236.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data);

  1237. 

  1238.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1239.                     break;

  1240.             }

  1241.         }

  1242. 

  1243.         if (kIsPatchbay)

  1244.         {

  1245.             // -----------------------------------------------------------

  1246.             // process

  1247. 

  1248.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1249.         }

  1250.         else

  1251.         {

  1252.             // -----------------------------------------------------------

  1253.             // create audio buffers

  1254. 

  1255.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1256.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1257. 

  1258.             // -----------------------------------------------------------

  1259.             // process

  1260. 

  1261.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1262.         }

  1263. 

  1264.         // ---------------------------------------------------------------

  1265.         // events output (after processing)

  1266. 

  1267.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1268. 

  1269.         {

  1270.             NativeMidiEvent midiEvent;

  1271. 

  1272.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1273.             {

  1274.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1275. 

  1276.                 if (engineEvent.type == kEngineEventTypeNull)

  1277.                     break;

  1278. 

  1279.                 midiEvent.time = engineEvent.time;

  1280. 

  1281.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1282.                 {

  1283.                     midiEvent.port = 0;

  1284.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1285.                 }

  1286.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1287.                 {

  1288.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1289.                         continue;

  1290. 

  1291.                     midiEvent.port = engineEvent.midi.port;

  1292.                     midiEvent.size = engineEvent.midi.size;

  1293. 

  1294.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1295. 

  1296.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1297.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1298.                 }

  1299.                 else

  1300.                 {

  1301.                     carla_stderr("Unknown event type...");

  1302.                     continue;

  1303.                 }

  1304. 

  1305.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1306.             }

  1307.         }

  1308.     }

  1309. 

  1310.     // -------------------------------------------------------------------

  1311.     // Plugin UI calls

  1312. 

  1313.     void uiShow(const bool show)

  1314.     {

  1315.         if (show)

  1316.         {

  1317.             if (fUiServer.isOk())

  1318.                 return;

  1319. 

  1320.             CarlaString path(pHost->resourceDir);

  1321. 

  1322.             if (kIsPatchbay)

  1323.                 path += "/carla-plugin-patchbay";

  1324.             else

  1325.                 path += "/carla-plugin";

  1326. 

  1327.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1328. 

  1329.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1330.             fUiServer.start();

  1331. 

  1332.             uiServerOptions();

  1333. 

  1334.             for (uint i=0; i < pData->curPluginCount; ++i)

  1335.             {

  1336.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1337. 

  1338.                 if (plugin != nullptr && plugin->isEnabled())

  1339.                 {

  1340.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1341.                 }

  1342.             }

  1343. 

  1344.             if (kIsPatchbay)

  1345.                 patchbayRefresh(false);

  1346.         }

  1347.         else

  1348.         {

  1349.             fUiServer.stop();

  1350.         }

  1351.     }

  1352. 

  1353.     void uiIdle()

  1354.     {

  1355.         CarlaEngine::idle();

  1356.         fUiServer.idle();

  1357. 

  1358.         if (! fUiServer.isOk())

  1359.             return;

  1360. 

  1361.         for (uint i=0; i < pData->curPluginCount; ++i)

  1362.         {

  1363.             const EnginePluginData& plugData(pData->plugins[i]);

  1364.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1365. 

  1366.             {

  1367.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1368. 

  1369.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1370.                 fUiServer.writeMsg(fTmpBuf);

  1371. 

  1372.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1373.                 fUiServer.writeMsg(fTmpBuf);

  1374.             }

  1375. 

  1376.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1377.             {

  1378.                 if (! plugin->isParameterOutput(j))

  1379.                     continue;

  1380. 

  1381.                 const CarlaMutexLocker cml(fUiServer.getWriteLock());

  1382. 

  1383.                 std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1384.                 fUiServer.writeMsg(fTmpBuf);

  1385.                 std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1386.                 fUiServer.writeMsg(fTmpBuf);

  1387.             }

  1388.         }

  1389. 

  1390.         switch (fUiServer.getAndResetUiState())

  1391.         {

  1392.         case CarlaExternalUI::UiNone:

  1393.         case CarlaExternalUI::UiShow:

  1394.             break;

  1395.         case CarlaExternalUI::UiCrashed:

  1396.             pHost->dispatcher(pHost->handle, HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1397.             break;

  1398.         case CarlaExternalUI::UiHide:

  1399.             pHost->ui_closed(pHost->handle);

  1400.             fUiServer.stop();

  1401.             break;

  1402.         }

  1403.     }

  1404. 

  1405.     // -------------------------------------------------------------------

  1406.     // Plugin state calls

  1407. 

  1408.     char* getState() const

  1409.     {

  1410.         MemoryOutputStream out;

  1411.         saveProjectInternal(out);

  1412.         return strdup(out.toString().toRawUTF8());

  1413.     }

  1414. 

  1415.     void setState(const char* const data)

  1416.     {

  1417.         const String state(data);

  1418.         XmlDocument xml(state);

  1419.         loadProjectInternal(xml);

  1420.     }

  1421. 

  1422.     // -------------------------------------------------------------------

  1423. 

  1424. public:

  1425.     #define handlePtr ((CarlaEngineNative*)handle)

  1426. 

  1427.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1428.     {

  1429.         return new CarlaEngineNative(host, false);

  1430.     }

  1431. 

  1432.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1433.     {

  1434.         return new CarlaEngineNative(host, true);

  1435.     }

  1436. 

  1437.     static void _cleanup(NativePluginHandle handle)

  1438.     {

  1439.         delete handlePtr;

  1440.     }

  1441. 

  1442.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1443.     {

  1444.         return handlePtr->getParameterCount();

  1445.     }

  1446. 

  1447.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1448.     {

  1449.         return handlePtr->getParameterInfo(index);

  1450.     }

  1451. 

  1452.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1453.     {

  1454.         return handlePtr->getParameterValue(index);

  1455.     }

  1456. 

  1457.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1458.     {

  1459.         return handlePtr->getParameterText(index /*, value*/);

  1460.     }

  1461. 

  1462.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1463.     {

  1464.         return handlePtr->getMidiProgramCount();

  1465.     }

  1466. 

  1467.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1468.     {

  1469.         return handlePtr->getMidiProgramInfo(index);

  1470.     }

  1471. 

  1472.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1473.     {

  1474.         handlePtr->setParameterValue(index, value);

  1475.     }

  1476. 

  1477.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1478.     {

  1479.         handlePtr->setMidiProgram(channel, bank, program);

  1480.     }

  1481. 

  1482.     static void _ui_show(NativePluginHandle handle, bool show)

  1483.     {

  1484.         handlePtr->uiShow(show);

  1485.     }

  1486. 

  1487.     static void _ui_idle(NativePluginHandle handle)

  1488.     {

  1489.         handlePtr->uiIdle();

  1490.     }

  1491. 

  1492.     static void _activate(NativePluginHandle handle)

  1493.     {

  1494.         handlePtr->activate();

  1495.     }

  1496. 

  1497.     static void _deactivate(NativePluginHandle handle)

  1498.     {

  1499.         handlePtr->deactivate();

  1500.     }

  1501. 

  1502.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1503.     {

  1504.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1505.     }

  1506. 

  1507.     static char* _get_state(NativePluginHandle handle)

  1508.     {

  1509.         return handlePtr->getState();

  1510.     }

  1511. 

  1512.     static void _set_state(NativePluginHandle handle, const char* data)

  1513.     {

  1514.         handlePtr->setState(data);

  1515.     }

  1516. 

  1517.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1518.     {

  1519.         switch(opcode)

  1520.         {

  1521.         case PLUGIN_OPCODE_NULL:

  1522.             return 0;

  1523.         case PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1524.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1525.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1526.             return 0;

  1527.         case PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1528.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1529.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1530.             return 0;

  1531.         case PLUGIN_OPCODE_OFFLINE_CHANGED:

  1532.             handlePtr->offlineModeChanged(value != 0);

  1533.             return 0;

  1534.         case PLUGIN_OPCODE_UI_NAME_CHANGED:

  1535.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1536.             return 0;

  1537.         }

  1538. 

  1539.         return 0;

  1540. 

  1541.         // unused

  1542.         (void)index;

  1543.         (void)ptr;

  1544.     }

  1545. 

  1546.     // -------------------------------------------------------------------

  1547. 

  1548.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1549.     {

  1550.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1551.     }

  1552. 

  1553.     // -------------------------------------------------------------------

  1554. 

  1555.     #undef handlePtr

  1556. 

  1557. private:

  1558.     const NativeHostDescriptor* const pHost;

  1559. 

  1560.     const bool kIsPatchbay; // rack if false

  1561.     bool fIsActive, fIsRunning;

  1562.     CarlaEngineNativeUI fUiServer;

  1563. 

  1564.     char fTmpBuf[STR_MAX+1];

  1565. 

  1566.     CarlaPlugin* _getFirstPlugin() const noexcept

  1567.     {

  1568.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1569.             return nullptr;

  1570. 

  1571.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1572. 

  1573.         if (plugin == nullptr || ! plugin->isEnabled())

  1574.             return nullptr;

  1575. 

  1576.         return pData->plugins[0].plugin;

  1577.     }

  1578. 

  1579.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1580. };

  1581. 

  1582. // -----------------------------------------------------------------------

  1583. 

  1584. static const NativePluginDescriptor carlaRackDesc = {

  1585.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1586.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1587.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1588.     /* audioIns  */ 2,

  1589.     /* audioOuts */ 2,

  1590.     /* midiIns   */ 1,

  1591.     /* midiOuts  */ 1,

  1592.     /* paramIns  */ 0,

  1593.     /* paramOuts */ 0,

  1594.     /* name      */ "Carla-Rack",

  1595.     /* label     */ "carlarack",

  1596.     /* maker     */ "falkTX",

  1597.     /* copyright */ "GNU GPL v2+",

  1598.     CarlaEngineNative::_instantiateRack,

  1599.     CarlaEngineNative::_cleanup,

  1600.     CarlaEngineNative::_get_parameter_count,

  1601.     CarlaEngineNative::_get_parameter_info,

  1602.     CarlaEngineNative::_get_parameter_value,

  1603.     CarlaEngineNative::_get_parameter_text,

  1604.     CarlaEngineNative::_get_midi_program_count,

  1605.     CarlaEngineNative::_get_midi_program_info,

  1606.     CarlaEngineNative::_set_parameter_value,

  1607.     CarlaEngineNative::_set_midi_program,

  1608.     /* _set_custom_data        */ nullptr,

  1609.     CarlaEngineNative::_ui_show,

  1610.     CarlaEngineNative::_ui_idle,

  1611.     /* _ui_set_parameter_value */ nullptr,

  1612.     /* _ui_set_midi_program    */ nullptr,

  1613.     /* _ui_set_custom_data     */ nullptr,

  1614.     CarlaEngineNative::_activate,

  1615.     CarlaEngineNative::_deactivate,

  1616.     CarlaEngineNative::_process,

  1617.     CarlaEngineNative::_get_state,

  1618.     CarlaEngineNative::_set_state,

  1619.     CarlaEngineNative::_dispatcher

  1620. };

  1621. 

  1622. static const NativePluginDescriptor carlaPatchbayDesc = {

  1623.     /* category  */ ::PLUGIN_CATEGORY_OTHER,

  1624.     /* hints     */ static_cast<NativePluginHints>(::PLUGIN_IS_SYNTH|::PLUGIN_HAS_UI|::PLUGIN_NEEDS_FIXED_BUFFERS|::PLUGIN_NEEDS_SINGLE_THREAD|::PLUGIN_USES_STATE|::PLUGIN_USES_TIME),

  1625.     /* supports  */ static_cast<NativePluginSupports>(::PLUGIN_SUPPORTS_EVERYTHING),

  1626.     /* audioIns  */ 2,

  1627.     /* audioOuts */ 2,

  1628.     /* midiIns   */ 1,

  1629.     /* midiOuts  */ 1,

  1630.     /* paramIns  */ 0,

  1631.     /* paramOuts */ 0,

  1632.     /* name      */ "Carla-Patchbay",

  1633.     /* label     */ "carlapatchbay",

  1634.     /* maker     */ "falkTX",

  1635.     /* copyright */ "GNU GPL v2+",

  1636.     CarlaEngineNative::_instantiatePatchbay,

  1637.     CarlaEngineNative::_cleanup,

  1638.     CarlaEngineNative::_get_parameter_count,

  1639.     CarlaEngineNative::_get_parameter_info,

  1640.     CarlaEngineNative::_get_parameter_value,

  1641.     CarlaEngineNative::_get_parameter_text,

  1642.     CarlaEngineNative::_get_midi_program_count,

  1643.     CarlaEngineNative::_get_midi_program_info,

  1644.     CarlaEngineNative::_set_parameter_value,

  1645.     CarlaEngineNative::_set_midi_program,

  1646.     /* _set_custom_data        */ nullptr,

  1647.     CarlaEngineNative::_ui_show,

  1648.     CarlaEngineNative::_ui_idle,

  1649.     /* _ui_set_parameter_value */ nullptr,

  1650.     /* _ui_set_midi_program    */ nullptr,

  1651.     /* _ui_set_custom_data     */ nullptr,

  1652.     CarlaEngineNative::_activate,

  1653.     CarlaEngineNative::_deactivate,

  1654.     CarlaEngineNative::_process,

  1655.     CarlaEngineNative::_get_state,

  1656.     CarlaEngineNative::_set_state,

  1657.     CarlaEngineNative::_dispatcher

  1658. };

  1659. 

  1660. CARLA_BACKEND_END_NAMESPACE

  1661. 

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

  1663. 

  1664. CARLA_EXPORT

  1665. void carla_register_native_plugin_carla();

  1666. 

  1667. void carla_register_native_plugin_carla()

  1668. {

  1669.     CARLA_BACKEND_USE_NAMESPACE;

  1670.     carla_register_native_plugin(&carlaRackDesc);

  1671.     carla_register_native_plugin(&carlaPatchbayDesc);

  1672. }

  1673. 

  1674. // -----------------------------------------------------------------------

  1675. 

  1676. CARLA_EXPORT

  1677. const NativePluginDescriptor* carla_get_native_rack_plugin();

  1678. const NativePluginDescriptor* carla_get_native_rack_plugin()

  1679. {

  1680.     // if this is called then we're running as special plugin

  1681.     gNeedsJuceHandling = true;

  1682. 

  1683.     CARLA_BACKEND_USE_NAMESPACE;

  1684.     return &carlaRackDesc;

  1685. }

  1686. 

  1687. CARLA_EXPORT

  1688. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  1689. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  1690. {

  1691.     // if this is called then we're running as special plugin

  1692.     gNeedsJuceHandling = true;

  1693. 

  1694.     CARLA_BACKEND_USE_NAMESPACE;

  1695.     return &carlaPatchbayDesc;

  1696. }

  1697. 

  1698. // -----------------------------------------------------------------------

  1699. // Extra stuff for linking purposes

  1700. 

  1701. #ifdef CARLA_PLUGIN_EXPORT

  1702. 

  1703. CARLA_BACKEND_START_NAMESPACE

  1704. 

  1705. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  1706. 

  1707. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  1708. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  1709. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  1710. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  1711. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  1712. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  1713. # else

  1714. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  1715. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  1716. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  1717. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  1718. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  1719. # endif

  1720. 

  1721. CARLA_BACKEND_END_NAMESPACE

  1722. 

  1723. #include "CarlaPluginUI.cpp"

  1724. #include "CarlaDssiUtils.cpp"

  1725. #include "CarlaStateUtils.cpp"

  1726. #include "CarlaJuceEvents.cpp"

  1727. 

  1728. #endif

  1729. 

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