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Audio plugin host https://kx.studio/carla
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Carla/source/backend/engine/CarlaEngineNative.cpp

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  1. /*

  2.  * Carla Plugin Host

  3.  * Copyright (C) 2011-2019 Filipe Coelho <falktx@falktx.com>

  4.  *

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

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

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

  8.  * the License, or any later version.

  9.  *

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

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

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

  13.  * GNU General Public License for more details.

  14.  *

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

  16.  */

  17. 

  18. #include "CarlaDefines.h"

  19. 

  20. #ifdef BUILD_BRIDGE_ALTERNATIVE_ARCH

  21. # error This file should not be compiled if building alternative-arch bridges

  22. #endif

  23. 

  24. #include "CarlaEngineInternal.hpp"

  25. #include "CarlaPlugin.hpp"

  26. 

  27. #include "CarlaBackendUtils.hpp"

  28. #include "CarlaBase64Utils.hpp"

  29. #include "CarlaBinaryUtils.hpp"

  30. #include "CarlaMathUtils.hpp"

  31. #include "CarlaStateUtils.hpp"

  32. 

  33. #include "CarlaExternalUI.hpp"

  34. #include "CarlaHost.h"

  35. #include "CarlaNative.hpp"

  36. #include "CarlaNativePlugin.h"

  37. 

  38. #if defined(USING_JUCE) && ! (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))

  39. # if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  40. #  pragma GCC diagnostic push

  41. #  pragma GCC diagnostic ignored "-Wconversion"

  42. #  pragma GCC diagnostic ignored "-Weffc++"

  43. #  pragma GCC diagnostic ignored "-Wsign-conversion"

  44. #  pragma GCC diagnostic ignored "-Wundef"

  45. #  pragma GCC diagnostic ignored "-Wzero-as-null-pointer-constant"

  46. # endif

  47. # include "AppConfig.h"

  48. # include "juce_events/juce_events.h"

  49. # define USE_JUCE_MESSAGE_THREAD

  50. # if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  51. #  pragma GCC diagnostic pop

  52. # endif

  53. #endif

  54. 

  55. #include "water/files/File.h"

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

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

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

  59. 

  60. using water::File;

  61. using water::MemoryOutputStream;

  62. using water::String;

  63. using water::XmlDocument;

  64. using water::XmlElement;

  65. 

  66. CARLA_BACKEND_START_NAMESPACE

  67. 

  68. // -----------------------------------------------------------------------

  69. 

  70. #ifdef USE_JUCE_MESSAGE_THREAD

  71. static int numScopedInitInstances = 0;

  72. 

  73. class SharedJuceMessageThread : public juce::Thread

  74. {

  75. public:

  76.     SharedJuceMessageThread()

  77.       : juce::Thread ("SharedJuceMessageThread"),

  78.         initialised (false) {}

  79. 

  80.     ~SharedJuceMessageThread()

  81.     {

  82.         CARLA_SAFE_ASSERT(numScopedInitInstances == 0);

  83. 

  84.         // in case something fails

  85.         juce::MessageManager::getInstance()->stopDispatchLoop();

  86.         waitForThreadToExit (5000);

  87.     }

  88. 

  89.     void incRef()

  90.     {

  91.         if (numScopedInitInstances++ == 0)

  92.         {

  93.             startThread (7);

  94. 

  95.             while (! initialised)

  96.                 juce::Thread::sleep (1);

  97.         }

  98.     }

  99. 

  100.     void decRef()

  101.     {

  102.         if (--numScopedInitInstances == 0)

  103.         {

  104.             juce::MessageManager::getInstance()->stopDispatchLoop();

  105.             waitForThreadToExit (5000);

  106.         }

  107.     }

  108. 

  109. protected:

  110.     void run() override

  111.     {

  112.         const juce::ScopedJuceInitialiser_GUI juceInitialiser;

  113. 

  114.         juce::MessageManager::getInstance()->setCurrentThreadAsMessageThread();

  115.         initialised = true;

  116. 

  117.         juce::MessageManager::getInstance()->runDispatchLoop();

  118.     }

  119. 

  120. private:

  121.     volatile bool initialised;

  122. 

  123.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(SharedJuceMessageThread);

  124. };

  125. #endif

  126. 

  127. // -----------------------------------------------------------------------

  128. 

  129. class CarlaEngineNativeUI : public CarlaExternalUI

  130. {

  131. public:

  132.     CarlaEngineNativeUI(CarlaEngine* const engine)

  133.         : fEngine(engine)

  134.     {

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

  136.     }

  137. 

  138.     ~CarlaEngineNativeUI() noexcept override

  139.     {

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

  141.     }

  142. 

  143. protected:

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

  145.     {

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

  147.             return true;

  148. 

  149.         bool ok = true;

  150. 

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

  152.         {

  153.             uint32_t option;

  154.             int32_t value;

  155.             const char* valueStr = nullptr;

  156. 

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

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

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

  160. 

  161.             try {

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

  163.             } CARLA_SAFE_EXCEPTION("setOption");

  164. 

  165.             if (valueStr != nullptr)

  166.                 delete[] valueStr;

  167.         }

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

  169.         {

  170.             fEngine->clearXruns();

  171.         }

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

  173.         {

  174.             fEngine->setActionCanceled(true);

  175.         }

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

  177.         {

  178.             const char* filename;

  179. 

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

  181. 

  182.             try {

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

  184.             } CARLA_SAFE_EXCEPTION("loadFile");

  185. 

  186.             delete[] filename;

  187.         }

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

  189.         {

  190.             const char* filename;

  191. 

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

  193. 

  194.             try {

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

  196.             } CARLA_SAFE_EXCEPTION("loadProject");

  197. 

  198.             delete[] filename;

  199.         }

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

  201.         {

  202.             const char* filename;

  203. 

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

  205. 

  206.             try {

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

  208.             } CARLA_SAFE_EXCEPTION("saveProject");

  209. 

  210.             delete[] filename;

  211.         }

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

  213.         {

  214.             fEngine->clearCurrentProjectFilename();

  215.         }

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

  217.         {

  218.             uint32_t groupA, portA, groupB, portB;

  219. 

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

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

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

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

  224. 

  225.             try {

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

  227.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  228.         }

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

  230.         {

  231.             uint32_t connectionId;

  232. 

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

  234. 

  235.             try {

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

  237.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  238.         }

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

  240.         {

  241.             try {

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

  243.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  244.         }

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

  246.         {

  247.             fEngine->transportPlay();

  248.         }

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

  250.         {

  251.             fEngine->transportPause();

  252.         }

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

  254.         {

  255.             double bpm;

  256. 

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

  258. 

  259.             fEngine->transportBPM(bpm);

  260.         }

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

  262.         {

  263.             uint64_t frame;

  264. 

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

  266. 

  267.             fEngine->transportRelocate(frame);

  268.         }

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

  270.         {

  271.             uint32_t btype, ptype;

  272.             const char* filename = nullptr;

  273.             const char* name;

  274.             const char* label;

  275.             int64_t uniqueId;

  276.             uint options;

  277. 

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

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

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

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

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

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

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

  285. 

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

  287.             {

  288.                 delete[] filename;

  289.                 filename = nullptr;

  290.             }

  291. 

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

  293.             {

  294.                 delete[] name;

  295.                 name = nullptr;

  296.             }

  297. 

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

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

  300. 

  301.             if (filename != nullptr)

  302.                 delete[] filename;

  303.             if (name != nullptr)

  304.                 delete[] name;

  305.             delete[] label;

  306.         }

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

  308.         {

  309.             uint32_t pluginId;

  310. 

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

  312. 

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

  314.         }

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

  316.         {

  317.             ok = fEngine->removeAllPlugins();

  318.         }

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

  320.         {

  321.             uint32_t pluginId;

  322.             const char* newName;

  323. 

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

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

  326. 

  327.             // TODO

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

  329. 

  330.             delete[] newName;

  331.         }

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

  333.         {

  334.             uint32_t pluginId;

  335. 

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

  337. 

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

  339.         }

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

  341.         {

  342.             uint32_t pluginId;

  343. 

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

  345. 

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

  347.         }

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

  349.         {

  350.             uint32_t pluginIdA, pluginIdB;

  351. 

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

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

  354. 

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

  356.         }

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

  358.         {

  359.             uint32_t pluginId;

  360.             const char* filename;

  361. 

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

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

  364. 

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

  366.                 plugin->loadStateFromFile(filename);

  367. 

  368.             delete[] filename;

  369.         }

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

  371.         {

  372.             uint32_t pluginId;

  373.             const char* filename;

  374. 

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

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

  377. 

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

  379.                 plugin->saveStateToFile(filename);

  380. 

  381.             delete[] filename;

  382.         }

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

  384.         {

  385.             uint32_t pluginId, option;

  386.             bool yesNo;

  387. 

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

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

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

  391. 

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

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

  394.         }

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

  396.         {

  397.             uint32_t pluginId;

  398.             bool onOff;

  399. 

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

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

  402. 

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

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

  405.         }

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

  407.         {

  408.             uint32_t pluginId;

  409.             float value;

  410. 

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

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

  413. 

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

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

  416.         }

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

  418.         {

  419.             uint32_t pluginId;

  420.             float value;

  421. 

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

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

  424. 

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

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

  427.         }

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

  429.         {

  430.             uint32_t pluginId;

  431.             float value;

  432. 

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

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

  435. 

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

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

  438.         }

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

  440.         {

  441.             uint32_t pluginId;

  442.             float value;

  443. 

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

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

  446. 

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

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

  449.         }

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

  451.         {

  452.             uint32_t pluginId;

  453.             float value;

  454. 

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

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

  457. 

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

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

  460.         }

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

  462.         {

  463.             uint32_t pluginId;

  464.             int32_t channel;

  465. 

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

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

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

  469. 

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

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

  472.         }

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

  474.         {

  475.             uint32_t pluginId, parameterId;

  476.             float value;

  477. 

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

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

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

  481. 

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

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

  484.         }

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

  486.         {

  487.             uint32_t pluginId, parameterId, channel;

  488. 

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

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

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

  492.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  493. 

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

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

  496.         }

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

  498.         {

  499.             uint32_t pluginId, parameterId;

  500.             int32_t cc;

  501. 

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

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

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

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

  506. 

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

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

  509.         }

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

  511.         {

  512.             uint32_t pluginId;

  513.             int32_t index;

  514. 

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

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

  517. 

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

  519.             {

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

  521.                 _updateParamValues(plugin, pluginId);

  522.             }

  523.         }

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

  525.         {

  526.             uint32_t pluginId;

  527.             int32_t index;

  528. 

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

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

  531. 

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

  533.             {

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

  535.                 _updateParamValues(plugin, pluginId);

  536.             }

  537.         }

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

  539.         {

  540.             uint32_t pluginId;

  541.             const char* type;

  542.             const char* key;

  543.             const char* value;

  544. 

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

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

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

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

  549. 

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

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

  552. 

  553.             delete[] type;

  554.             delete[] key;

  555.             delete[] value;

  556.         }

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

  558.         {

  559.             uint32_t pluginId;

  560.             const char* cdata;

  561. 

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

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

  564. 

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

  566.             {

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

  568. #ifdef CARLA_PROPER_CPP11_SUPPORT

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

  570. #else

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

  572. #endif

  573.             }

  574. 

  575.             delete[] cdata;

  576.         }

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

  578.         {

  579.             uint32_t pluginId;

  580. 

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

  582. 

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

  584.                 plugin->prepareForSave();

  585.         }

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

  587.         {

  588.             uint32_t pluginId;

  589. 

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

  591. 

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

  593.                 plugin->resetParameters();

  594.         }

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

  596.         {

  597.             uint32_t pluginId;

  598. 

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

  600. 

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

  602.                 plugin->randomizeParameters();

  603.         }

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

  605.         {

  606.             uint32_t pluginId, channel, note, velocity;

  607. 

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

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

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

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

  612.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  613.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  614.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  615. 

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

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

  618.         }

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

  620.         {

  621.             uint32_t pluginId;

  622.             bool yesNo;

  623. 

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

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

  626. 

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

  628.                 plugin->showCustomUI(yesNo);

  629.         }

  630.         else

  631.         {

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

  633.             return false;

  634.         }

  635. 

  636.         if (! ok)

  637.         {

  638.             const CarlaMutexLocker cml(getPipeLock());

  639. 

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

  641.                 flushMessages();

  642.         }

  643. 

  644.         return true;

  645.     }

  646. 

  647. private:

  648.     CarlaEngine* const fEngine;

  649. 

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

  651.     {

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

  653.             fEngine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  654.                               pluginId,

  655.                               static_cast<int>(i),

  656.                               0, 0,

  657.                               plugin->getParameterValue(i),

  658.                               nullptr);

  659.         }

  660.     }

  661. 

  662.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  663. };

  664. 

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

  666. 

  667. class CarlaEngineNative : public CarlaEngine

  668. {

  669. public:

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

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

  672.         : CarlaEngine(),

  673.           pHost(host),

  674. #ifdef USE_JUCE_MESSAGE_THREAD

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

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

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

  678.           fJuceMsgThread(),

  679. #endif

  680.           kIsPatchbay(isPatchbay),

  681.           kHasMidiOut(withMidiOut),

  682.           fIsActive(false),

  683.           fIsRunning(false),

  684.           fUiServer(this),

  685.           fOptionsForced(false)

  686.     {

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

  688. 

  689. #ifdef USE_JUCE_MESSAGE_THREAD

  690.         if (kNeedsJuceMsgThread)

  691.             fJuceMsgThread->incRef();

  692. #endif

  693. 

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

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

  696.         pData->initTime(nullptr);

  697. 

  698. #ifndef BUILD_BRIDGE

  699.         // Forced OSC setup when running as plugin

  700.         pData->options.oscEnabled = true;

  701.         pData->options.oscPortTCP = -1;

  702.         pData->options.oscPortUDP = 0;

  703. #endif

  704. 

  705.         if (outChan == 0)

  706.             outChan = inChan;

  707. 

  708.         // set-up engine

  709.         if (kIsPatchbay)

  710.         {

  711.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  712.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  713.             pData->options.forceStereo         = false;

  714.             pData->options.preferPluginBridges = false;

  715.             pData->options.preferUiBridges     = false;

  716.             init("Carla-Patchbay");

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

  718.         }

  719.         else

  720.         {

  721.             CARLA_SAFE_ASSERT(inChan == 2);

  722.             CARLA_SAFE_ASSERT(outChan == 2);

  723.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  724.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  725.             pData->options.forceStereo         = true;

  726.             pData->options.preferPluginBridges = false;

  727.             pData->options.preferUiBridges     = false;

  728.             init("Carla-Rack");

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

  730.         }

  731. 

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

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

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

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

  736. 

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

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

  739. 

  740.         setCallback(_ui_server_callback, this);

  741.         setFileCallback(_ui_file_callback, this);

  742.     }

  743. 

  744.     ~CarlaEngineNative() override

  745.     {

  746.         CARLA_SAFE_ASSERT(! fIsActive);

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

  748. 

  749.         pData->aboutToClose = true;

  750.         fIsRunning = false;

  751. 

  752.         removeAllPlugins();

  753.         //runPendingRtEvents();

  754.         close();

  755. 

  756.         pData->graph.destroy();

  757. 

  758. #ifdef USE_JUCE_MESSAGE_THREAD

  759.         if (kNeedsJuceMsgThread)

  760.             fJuceMsgThread->decRef();

  761. #endif

  762. 

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

  764.     }

  765. 

  766. protected:

  767.     // -------------------------------------

  768.     // CarlaEngine virtual calls

  769. 

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

  771.     {

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

  773. 

  774.         fIsRunning = true;

  775. 

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

  777.         {

  778.             close();

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

  780.             return false;

  781.         }

  782. 

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

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

  785. 

  786.         return true;

  787.     }

  788. 

  789.     bool close() override

  790.     {

  791.         fIsRunning = false;

  792.         CarlaEngine::close();

  793.         return true;

  794.     }

  795. 

  796.     bool isRunning() const noexcept override

  797.     {

  798.         return fIsRunning;

  799.     }

  800. 

  801.     bool isOffline() const noexcept override

  802.     {

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

  804.     }

  805. 

  806.     bool usesConstantBufferSize() const noexcept override

  807.     {

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

  809.         return true;

  810.     }

  811. 

  812.     EngineType getType() const noexcept override

  813.     {

  814.         return kEngineTypePlugin;

  815.     }

  816. 

  817.     const char* getCurrentDriverName() const noexcept override

  818.     {

  819.         return "Plugin";

  820.     }

  821. 

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

  823.                   const int value1, const int value2, const int value3,

  824.                   const float valuef, const char* const valueStr) noexcept override

  825.     {

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

  827. 

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

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

  830.                               NATIVE_HOST_OPCODE_HOST_IDLE,

  831.                               0, 0, nullptr, 0.0f);

  832.         }

  833.     }

  834. 

  835.     // -------------------------------------------------------------------

  836. 

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

  838.     {

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

  840.         {

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

  842.             return retName;

  843.         }

  844. 

  845.         return nullptr;

  846.     }

  847. 

  848.     // -------------------------------------------------------------------

  849. 

  850.     void bufferSizeChanged(const uint32_t newBufferSize)

  851.     {

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

  853.             return;

  854. 

  855.         {

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

  857. 

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

  859.             {

  860.                 char tmpBuf[STR_MAX];

  861.                 carla_zeroChars(tmpBuf, STR_MAX);

  862. 

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

  864. 

  865.                 if (fUiServer.writeMessage(tmpBuf))

  866.                     fUiServer.flushMessages();

  867.             }

  868.         }

  869. 

  870.         pData->bufferSize = newBufferSize;

  871.         CarlaEngine::bufferSizeChanged(newBufferSize);

  872.     }

  873. 

  874.     void sampleRateChanged(const double newSampleRate)

  875.     {

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

  877.             return;

  878. 

  879.         {

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

  881. 

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

  883.             {

  884.                 char tmpBuf[STR_MAX];

  885.                 carla_zeroChars(tmpBuf, STR_MAX);

  886. 

  887.                 {

  888.                     const CarlaScopedLocale csl;

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

  890.                 }

  891. 

  892.                 if (fUiServer.writeMessage(tmpBuf))

  893.                     fUiServer.flushMessages();

  894.             }

  895.         }

  896. 

  897.         pData->sampleRate = newSampleRate;

  898.         CarlaEngine::sampleRateChanged(newSampleRate);

  899.     }

  900. 

  901.     // -------------------------------------------------------------------

  902. 

  903.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  904.     {

  905.         char tmpBuf[STR_MAX];

  906.         carla_zeroChars(tmpBuf, STR_MAX);

  907. 

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

  909. 

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

  911. 

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

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

  914.             return;

  915. 

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

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

  918.             return;

  919. 

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

  921.         {

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

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

  924.                 return;

  925.         }

  926.         else

  927.         {

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

  929.                 return;

  930.         }

  931. 

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

  933.         {

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

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

  936.                 return;

  937.         }

  938.         else

  939.         {

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

  941.                 return;

  942.         }

  943. 

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

  945.         {

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

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

  948.                 return;

  949.         }

  950.         else

  951.         {

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

  953.                 return;

  954.         }

  955. 

  956.         plugin->getRealName(tmpBuf);

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

  958.             return;

  959. 

  960.         plugin->getLabel(tmpBuf);

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

  962.             return;

  963. 

  964.         plugin->getMaker(tmpBuf);

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

  966.             return;

  967. 

  968.         plugin->getCopyright(tmpBuf);

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

  970.             return;

  971. 

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

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

  974.             return;

  975. 

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

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

  978.             return;

  979. 

  980.         fUiServer.flushMessages();

  981.     }

  982. 

  983.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  984.     {

  985.         char tmpBuf[STR_MAX];

  986.         carla_zeroChars(tmpBuf, STR_MAX);

  987. 

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

  989.         const CarlaScopedLocale csl;

  990. 

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

  992. 

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

  994.         {

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

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

  997.                 return;

  998. 

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

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

  1001.                 return;

  1002. 

  1003.             fUiServer.flushMessages();

  1004.         }

  1005. 

  1006.         uint32_t ins, outs, count;

  1007.         plugin->getParameterCountInfo(ins, outs);

  1008.         count = plugin->getParameterCount();

  1009. 

  1010.         std::sprintf(tmpBuf, "PARAMETER_COUNT_%i:%i:%i:%i\n", pluginId, ins, outs, count);

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

  1012.             return;

  1013. 

  1014.         for (uint32_t i=0; i<count; ++i)

  1015.         {

  1016.             const ParameterData& paramData(plugin->getParameterData(i));

  1017.             const ParameterRanges& paramRanges(plugin->getParameterRanges(i));

  1018. 

  1019.             std::sprintf(tmpBuf, "PARAMETER_DATA_%i:%i\n", pluginId, i);

  1020.             if (! fUiServer.writeMessage(tmpBuf))

  1021.                 return;

  1022. 

  1023.             std::sprintf(tmpBuf, "%i:%i:%i:%i\n", paramData.type, paramData.hints, paramData.midiChannel, paramData.midiCC);

  1024.             if (! fUiServer.writeMessage(tmpBuf))

  1025.                 return;

  1026. 

  1027.             plugin->getParameterName(i, tmpBuf);

  1028.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1029.                 return;

  1030. 

  1031.             plugin->getParameterUnit(i, tmpBuf);

  1032.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1033.                 return;

  1034. 

  1035.             std::sprintf(tmpBuf, "PARAMETER_RANGES_%i:%i\n", pluginId, i);

  1036.             if (! fUiServer.writeMessage(tmpBuf))

  1037.                 return;

  1038. 

  1039.             std::sprintf(tmpBuf, "%f:%f:%f:%f:%f:%f\n",

  1040.                          static_cast<double>(paramRanges.def),

  1041.                          static_cast<double>(paramRanges.min),

  1042.                          static_cast<double>(paramRanges.max),

  1043.                          static_cast<double>(paramRanges.step),

  1044.                          static_cast<double>(paramRanges.stepSmall),

  1045.                          static_cast<double>(paramRanges.stepLarge));

  1046.             if (! fUiServer.writeMessage(tmpBuf))

  1047.                 return;

  1048. 

  1049.             std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", pluginId, i);

  1050.             if (! fUiServer.writeMessage(tmpBuf))

  1051.                 return;

  1052. 

  1053.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(i)));

  1054.             if (! fUiServer.writeMessage(tmpBuf))

  1055.                 return;

  1056.         }

  1057. 

  1058.         fUiServer.flushMessages();

  1059.     }

  1060. 

  1061.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  1062.     {

  1063.         char tmpBuf[STR_MAX];

  1064.         carla_zeroChars(tmpBuf, STR_MAX);

  1065. 

  1066.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1067. 

  1068.         const uint pluginId(plugin->getId());

  1069. 

  1070.         uint32_t count = plugin->getProgramCount();

  1071.         std::sprintf(tmpBuf, "PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentProgram());

  1072.         if (! fUiServer.writeMessage(tmpBuf))

  1073.             return;

  1074. 

  1075.         for (uint32_t i=0; i<count; ++i)

  1076.         {

  1077.             std::sprintf(tmpBuf, "PROGRAM_NAME_%i:%i\n", pluginId, i);

  1078.             if (! fUiServer.writeMessage(tmpBuf))

  1079.                 return;

  1080. 

  1081.             plugin->getProgramName(i, tmpBuf);

  1082.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1083.                 return;

  1084.         }

  1085. 

  1086.         fUiServer.flushMessages();

  1087. 

  1088.         count = plugin->getMidiProgramCount();

  1089.         std::sprintf(tmpBuf, "MIDI_PROGRAM_COUNT_%i:%i:%i\n", pluginId, count, plugin->getCurrentMidiProgram());

  1090.         if (! fUiServer.writeMessage(tmpBuf))

  1091.             return;

  1092. 

  1093.         for (uint32_t i=0; i<count; ++i)

  1094.         {

  1095.             std::sprintf(tmpBuf, "MIDI_PROGRAM_DATA_%i:%i\n", pluginId, i);

  1096.             if (! fUiServer.writeMessage(tmpBuf))

  1097.                 return;

  1098. 

  1099.             const MidiProgramData& mpData(plugin->getMidiProgramData(i));

  1100. 

  1101.             std::sprintf(tmpBuf, "%i:%i\n", mpData.bank, mpData.program);

  1102.             if (! fUiServer.writeMessage(tmpBuf))

  1103.                 return;

  1104. 

  1105.             std::sprintf(tmpBuf, "%s", mpData.name);

  1106.             if (! fUiServer.writeAndFixMessage(tmpBuf))

  1107.                 return;

  1108.         }

  1109. 

  1110.         fUiServer.flushMessages();

  1111.     }

  1112. 

  1113.     void uiServerSendPluginProperties(CarlaPlugin* const plugin)

  1114.     {

  1115.         char tmpBuf[STR_MAX];

  1116.         carla_zeroChars(tmpBuf, STR_MAX);

  1117. 

  1118.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1119. 

  1120.         const uint pluginId(plugin->getId());

  1121. 

  1122.         uint32_t count = plugin->getCustomDataCount();

  1123.         std::sprintf(tmpBuf, "CUSTOM_DATA_COUNT_%i:%i\n", pluginId, count);

  1124.         if (! fUiServer.writeMessage(tmpBuf))

  1125.             return;

  1126. 

  1127.         for (uint32_t i=0; i<count; ++i)

  1128.         {

  1129.             const CustomData& customData(plugin->getCustomData(i));

  1130.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1131. 

  1132.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) != 0)

  1133.                 continue;

  1134. 

  1135.             std::sprintf(tmpBuf, "CUSTOM_DATA_%i:%i\n", pluginId, i);

  1136.             if (! fUiServer.writeMessage(tmpBuf))

  1137.                 return;

  1138. 

  1139.             if (! fUiServer.writeAndFixMessage(customData.type))

  1140.                 return;

  1141.             if (! fUiServer.writeAndFixMessage(customData.key))

  1142.                 return;

  1143.             if (! fUiServer.writeAndFixMessage(customData.value))

  1144.                 return;

  1145.         }

  1146. 

  1147.         fUiServer.flushMessages();

  1148.     }

  1149. 

  1150.     void uiServerCallback(const EngineCallbackOpcode action, const uint pluginId,

  1151.                           const int value1, const int value2, const int value3,

  1152.                           const float valuef, const char* const valueStr)

  1153.     {

  1154.         if (! fIsRunning)

  1155.             return;

  1156.         if (! fUiServer.isPipeRunning())

  1157.             return;

  1158. 

  1159.         CarlaPlugin* plugin;

  1160. 

  1161.         switch (action)

  1162.         {

  1163.         case ENGINE_CALLBACK_UPDATE:

  1164.             plugin = getPlugin(pluginId);

  1165. 

  1166.             if (plugin != nullptr && plugin->isEnabled())

  1167.             {

  1168.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1169.                 uiServerSendPluginProperties(plugin);

  1170.             }

  1171.             break;

  1172. 

  1173.         case ENGINE_CALLBACK_RELOAD_INFO:

  1174.             plugin = getPlugin(pluginId);

  1175. 

  1176.             if (plugin != nullptr && plugin->isEnabled())

  1177.             {

  1178.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1179.                 uiServerSendPluginInfo(plugin);

  1180.             }

  1181.             break;

  1182. 

  1183.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1184.             plugin = getPlugin(pluginId);

  1185. 

  1186.             if (plugin != nullptr && plugin->isEnabled())

  1187.             {

  1188.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1189.                 uiServerSendPluginParameters(plugin);

  1190.             }

  1191.             break;

  1192. 

  1193.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1194.             plugin = getPlugin(pluginId);

  1195. 

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

  1197.             {

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

  1199.                 uiServerSendPluginPrograms(plugin);

  1200.             }

  1201.             break;

  1202. 

  1203.         case ENGINE_CALLBACK_RELOAD_ALL:

  1204.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  1205.             plugin = getPlugin(pluginId);

  1206. 

  1207.             if (plugin != nullptr && plugin->isEnabled())

  1208.             {

  1209.                 CARLA_SAFE_ASSERT_BREAK(plugin->getId() == pluginId);

  1210.                 uiServerSendPluginInfo(plugin);

  1211.                 uiServerSendPluginParameters(plugin);

  1212.                 uiServerSendPluginPrograms(plugin);

  1213.                 uiServerSendPluginProperties(plugin);

  1214.             }

  1215.             break;

  1216. 

  1217.         default:

  1218.             break;

  1219.         }

  1220. 

  1221.         char tmpBuf[STR_MAX];

  1222.         carla_zeroChars(tmpBuf, STR_MAX);

  1223. 

  1224.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1225. 

  1226.         std::sprintf(tmpBuf, "ENGINE_CALLBACK_%i\n", int(action));

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

  1228.             return;

  1229.         std::sprintf(tmpBuf, "%u\n", pluginId);

  1230.         if (! fUiServer.writeMessage(tmpBuf))

  1231.             return;

  1232.         std::sprintf(tmpBuf, "%i\n", value1);

  1233.         if (! fUiServer.writeMessage(tmpBuf))

  1234.             return;

  1235.         std::sprintf(tmpBuf, "%i\n", value2);

  1236.         if (! fUiServer.writeMessage(tmpBuf))

  1237.             return;

  1238.         std::sprintf(tmpBuf, "%i\n", value3);

  1239.         if (! fUiServer.writeMessage(tmpBuf))

  1240.             return;

  1241.         {

  1242.             const CarlaScopedLocale csl;

  1243.             std::sprintf(tmpBuf, "%f\n", static_cast<double>(valuef));

  1244.         }

  1245.         if (! fUiServer.writeMessage(tmpBuf))

  1246.             return;

  1247.         if (! fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : ""))

  1248.             return;

  1249. 

  1250.         fUiServer.flushMessages();

  1251.     }

  1252. 

  1253.     const char* uiFileCallback(FileCallbackOpcode action, bool isDir, const char* title, const char* filter)

  1254.     {

  1255.         switch (action)

  1256.         {

  1257.         case FILE_CALLBACK_DEBUG:

  1258.             return nullptr;

  1259. 

  1260.         case FILE_CALLBACK_OPEN:

  1261.             return pHost->ui_open_file(pHost->handle, isDir, title, filter);

  1262. 

  1263.         case FILE_CALLBACK_SAVE:

  1264.             return pHost->ui_save_file(pHost->handle, isDir, title, filter);

  1265.         }

  1266. 

  1267.         return nullptr;

  1268.     }

  1269. 

  1270.     void uiServerInfo()

  1271.     {

  1272.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1273.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1274. 

  1275.         char tmpBuf[STR_MAX];

  1276.         carla_zeroChars(tmpBuf, STR_MAX);

  1277. 

  1278.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1279. 

  1280. #if defined(HAVE_LIBLO) && !defined(BUILD_BRIDGE)

  1281.         if (! fUiServer.writeAndFixMessage("osc-urls"))

  1282.             return;

  1283.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathTCP()))

  1284.             return;

  1285.         if (! fUiServer.writeAndFixMessage(pData->osc.getServerPathUDP()))

  1286.             return;

  1287. #endif

  1288. 

  1289.         if (! fUiServer.writeAndFixMessage("max-plugin-number"))

  1290.             return;

  1291.         std::sprintf(tmpBuf, "%i\n", pData->maxPluginNumber);

  1292.         if (! fUiServer.writeMessage(tmpBuf))

  1293.             return;

  1294. 

  1295.         if (! fUiServer.writeAndFixMessage("buffer-size"))

  1296.             return;

  1297.         std::sprintf(tmpBuf, "%i\n", pData->bufferSize);

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

  1299.             return;

  1300. 

  1301.         if (! fUiServer.writeAndFixMessage("sample-rate"))

  1302.             return;

  1303.         {

  1304.             const CarlaScopedLocale csl;

  1305.             std::sprintf(tmpBuf, "%f\n", pData->sampleRate);

  1306.         }

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

  1308.             return;

  1309. 

  1310.         fUiServer.flushMessages();

  1311.     }

  1312. 

  1313.     void uiServerOptions()

  1314.     {

  1315.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1316.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1317. 

  1318.         char tmpBuf[STR_MAX];

  1319.         carla_zeroChars(tmpBuf, STR_MAX);

  1320. 

  1321.         const EngineOptions& options(pData->options);

  1322.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1323. 

  1324.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1325.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1326. 

  1327.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1328.         if (! fUiServer.writeMessage(tmpBuf))

  1329.             return;

  1330.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1331.             return;

  1332.         std::sprintf(tmpBuf, "%i\n", options.processMode);

  1333.         if (! fUiServer.writeMessage(tmpBuf))

  1334.             return;

  1335.         fUiServer.flushMessages();

  1336. 

  1337.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1338.         if (! fUiServer.writeMessage(tmpBuf))

  1339.             return;

  1340.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1341.             return;

  1342.         std::sprintf(tmpBuf, "%i\n", options.transportMode);

  1343.         if (! fUiServer.writeMessage(tmpBuf))

  1344.             return;

  1345.         fUiServer.flushMessages();

  1346. 

  1347.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1348.         if (! fUiServer.writeMessage(tmpBuf))

  1349.             return;

  1350.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1351.             return;

  1352.         if (! fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n"))

  1353.             return;

  1354.         fUiServer.flushMessages();

  1355. 

  1356.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1357.         if (! fUiServer.writeMessage(tmpBuf))

  1358.             return;

  1359.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1360.             return;

  1361.         if (! fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n"))

  1362.             return;

  1363.         fUiServer.flushMessages();

  1364. 

  1365.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1366.         if (! fUiServer.writeMessage(tmpBuf))

  1367.             return;

  1368.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1369.             return;

  1370.         if (! fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n"))

  1371.             return;

  1372.         fUiServer.flushMessages();

  1373. 

  1374.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1375.         if (! fUiServer.writeMessage(tmpBuf))

  1376.             return;

  1377.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1378.             return;

  1379.         if (! fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n"))

  1380.             return;

  1381.         fUiServer.flushMessages();

  1382. 

  1383.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1384.         if (! fUiServer.writeMessage(tmpBuf))

  1385.             return;

  1386.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1387.             return;

  1388.         std::sprintf(tmpBuf, "%i\n", options.maxParameters);

  1389.         if (! fUiServer.writeMessage(tmpBuf))

  1390.             return;

  1391.         fUiServer.flushMessages();

  1392. 

  1393.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1394.         if (! fUiServer.writeMessage(tmpBuf))

  1395.             return;

  1396.         if (! fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize))

  1397.             return;

  1398.         std::sprintf(tmpBuf, "%i\n", options.uiBridgesTimeout);

  1399.         if (! fUiServer.writeMessage(tmpBuf))

  1400.             return;

  1401.         fUiServer.flushMessages();

  1402. 

  1403.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1404.         if (! fUiServer.writeMessage(tmpBuf))

  1405.             return;

  1406.         if (! fUiServer.writeMessage("true\n", 5))

  1407.             return;

  1408.         std::sprintf(tmpBuf, "%s\n", options.binaryDir);

  1409.         if (! fUiServer.writeMessage(tmpBuf))

  1410.             return;

  1411.         fUiServer.flushMessages();

  1412. 

  1413.         std::sprintf(tmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1414.         if (! fUiServer.writeMessage(tmpBuf))

  1415.             return;

  1416.         if (! fUiServer.writeMessage("true\n", 5))

  1417.             return;

  1418.         std::sprintf(tmpBuf, "%s\n", options.resourceDir);

  1419.         if (! fUiServer.writeMessage(tmpBuf))

  1420.             return;

  1421.         fUiServer.flushMessages();

  1422.     }

  1423. 

  1424.     // -------------------------------------------------------------------

  1425.     // Plugin parameter calls

  1426. 

  1427.     uint32_t getParameterCount() const

  1428.     {

  1429.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1430.             return plugin->getParameterCount();

  1431. 

  1432.         return 0;

  1433.     }

  1434. 

  1435.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1436.     {

  1437.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1438.         {

  1439.             if (index < plugin->getParameterCount())

  1440.             {

  1441.                 static NativeParameter param;

  1442.                 static char strBufName[STR_MAX+1];

  1443.                 static char strBufUnit[STR_MAX+1];

  1444. 

  1445.                 const ParameterData& paramData(plugin->getParameterData(index));

  1446.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1447. 

  1448.                 plugin->getParameterName(index, strBufName);

  1449.                 plugin->getParameterUnit(index, strBufUnit);

  1450. 

  1451.                 uint hints = 0x0;

  1452. 

  1453.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1454.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1455.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1456.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1457.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1458.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1459.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1460.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1461.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1462.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1463.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1464.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1465. 

  1466.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1467.                 {

  1468.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1469.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1470.                     if (paramData.type == PARAMETER_OUTPUT)

  1471.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1472.                 }

  1473. 

  1474.                 param.hints = static_cast<NativeParameterHints>(hints);

  1475.                 param.name  = strBufName;

  1476.                 param.unit  = strBufUnit;

  1477.                 param.ranges.def = paramRanges.def;

  1478.                 param.ranges.min = paramRanges.min;

  1479.                 param.ranges.max = paramRanges.max;

  1480.                 param.ranges.step = paramRanges.step;

  1481.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1482.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1483.                 param.scalePointCount = 0; // TODO

  1484.                 param.scalePoints = nullptr;

  1485. 

  1486.                 return &param;

  1487.             }

  1488.         }

  1489. 

  1490.         return nullptr;

  1491.     }

  1492. 

  1493.     float getParameterValue(const uint32_t index) const

  1494.     {

  1495.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1496.         {

  1497.             if (index < plugin->getParameterCount())

  1498.                 return plugin->getParameterValue(index);

  1499.         }

  1500. 

  1501.         return 0.0f;

  1502.     }

  1503. 

  1504.     // -------------------------------------------------------------------

  1505.     // Plugin midi-program calls

  1506. 

  1507.     uint32_t getMidiProgramCount() const

  1508.     {

  1509.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1510.             return plugin->getMidiProgramCount();

  1511. 

  1512.         return 0;

  1513.     }

  1514. 

  1515.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1516.     {

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

  1518.         {

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

  1520.             {

  1521.                 static NativeMidiProgram midiProg;

  1522. 

  1523.                 {

  1524.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1525. 

  1526.                     midiProg.bank    = midiProgData.bank;

  1527.                     midiProg.program = midiProgData.program;

  1528.                     midiProg.name    = midiProgData.name;

  1529.                 }

  1530. 

  1531.                 return &midiProg;

  1532.             }

  1533.         }

  1534. 

  1535.         return nullptr;

  1536.     }

  1537. 

  1538.     // -------------------------------------------------------------------

  1539.     // Plugin state calls

  1540. 

  1541.     void setParameterValue(const uint32_t index, const float value)

  1542.     {

  1543.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1544.         {

  1545.             if (index < plugin->getParameterCount())

  1546.                 plugin->setParameterValue(index, value, false, false, false);

  1547.         }

  1548.     }

  1549. 

  1550.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1551.     {

  1552.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1553.             plugin->setMidiProgramById(bank, program, false, false, false);

  1554.     }

  1555. 

  1556.     // -------------------------------------------------------------------

  1557.     // Plugin process calls

  1558. 

  1559.     void activate()

  1560.     {

  1561. #if 0

  1562.         for (uint i=0; i < pData->curPluginCount; ++i)

  1563.         {

  1564.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1565. 

  1566.             if (plugin == nullptr || ! plugin->isEnabled())

  1567.                 continue;

  1568. 

  1569.             plugin->setActive(true, true, false);

  1570.         }

  1571. #endif

  1572.         fIsActive = true;

  1573.     }

  1574. 

  1575.     void deactivate()

  1576.     {

  1577.         fIsActive = false;

  1578. #if 0

  1579.         for (uint i=0; i < pData->curPluginCount; ++i)

  1580.         {

  1581.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1582. 

  1583.             if (plugin == nullptr || ! plugin->isEnabled())

  1584.                 continue;

  1585. 

  1586.             plugin->setActive(false, true, false);

  1587.         }

  1588. #endif

  1589. 

  1590.         // just in case

  1591.         //runPendingRtEvents();

  1592.     }

  1593. 

  1594.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames,

  1595.                  const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1596.     {

  1597.         if (frames > pData->bufferSize)

  1598.         {

  1599.             carla_stderr2("Host is calling process with too high number of frames! %u vs %u",

  1600.                           frames, pData->bufferSize);

  1601. 

  1602.             deactivate();

  1603.             bufferSizeChanged(frames);

  1604.             activate();

  1605.         }

  1606. 

  1607.         const PendingRtEventsRunner prt(this, frames, true);

  1608. 

  1609.         // ---------------------------------------------------------------

  1610.         // Time Info

  1611. 

  1612.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1613. 

  1614.         pData->timeInfo.playing   = timeInfo->playing;

  1615.         pData->timeInfo.frame     = timeInfo->frame;

  1616.         pData->timeInfo.usecs     = timeInfo->usecs;

  1617.         pData->timeInfo.bbt.valid = timeInfo->bbt.valid;

  1618. 

  1619.         if (timeInfo->bbt.valid)

  1620.         {

  1621.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1622.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1623.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1624.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1625. 

  1626.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1627.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1628. 

  1629.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1630.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1631.         }

  1632. 

  1633.         // ---------------------------------------------------------------

  1634.         // Do nothing if no plugins and rack mode

  1635. 

  1636.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1637.         {

  1638.             if (outBuffer[0] != inBuffer[0])

  1639.                 carla_copyFloats(outBuffer[0], inBuffer[0], frames);

  1640. 

  1641.             if (outBuffer[1] != inBuffer[1])

  1642.                 carla_copyFloats(outBuffer[1], inBuffer[1], frames);

  1643. 

  1644.             for (uint32_t i=0; i < midiEventCount; ++i)

  1645.             {

  1646.                 if (! pHost->write_midi_event(pHost->handle, &midiEvents[i]))

  1647.                     break;

  1648.             }

  1649.             return;

  1650.         }

  1651. 

  1652.         // ---------------------------------------------------------------

  1653.         // initialize events

  1654. 

  1655.         carla_zeroStructs(pData->events.in,  kMaxEngineEventInternalCount);

  1656.         carla_zeroStructs(pData->events.out, kMaxEngineEventInternalCount);

  1657. 

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

  1659.         // events input (before processing)

  1660. 

  1661.         {

  1662.             uint32_t engineEventIndex = 0;

  1663. 

  1664.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1665.             {

  1666.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1667.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1668. 

  1669.                 engineEvent.time = midiEvent.time;

  1670.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data, 0);

  1671. 

  1672.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1673.                     break;

  1674.             }

  1675.         }

  1676. 

  1677.         if (kIsPatchbay)

  1678.         {

  1679.             // -----------------------------------------------------------

  1680.             // process

  1681. 

  1682.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1683.         }

  1684.         else

  1685.         {

  1686.             // -----------------------------------------------------------

  1687.             // create audio buffers

  1688. 

  1689.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1690.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1691. 

  1692.             // -----------------------------------------------------------

  1693.             // process

  1694. 

  1695.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1696.         }

  1697. 

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

  1699.         // events output (after processing)

  1700. 

  1701.         carla_zeroStructs(pData->events.in, kMaxEngineEventInternalCount);

  1702. 

  1703.         if (kHasMidiOut)

  1704.         {

  1705.             NativeMidiEvent midiEvent;

  1706. 

  1707.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1708.             {

  1709.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1710. 

  1711.                 if (engineEvent.type == kEngineEventTypeNull)

  1712.                     break;

  1713. 

  1714.                 carla_zeroStruct(midiEvent);

  1715.                 midiEvent.time = engineEvent.time;

  1716. 

  1717.                 /**/ if (engineEvent.type == kEngineEventTypeControl)

  1718.                 {

  1719.                     midiEvent.port = 0;

  1720.                     midiEvent.size = engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.data);

  1721.                 }

  1722.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1723.                 {

  1724.                     if (engineEvent.midi.size > 4)

  1725.                         continue;

  1726. 

  1727.                     midiEvent.port = engineEvent.midi.port;

  1728.                     midiEvent.size = engineEvent.midi.size;

  1729. 

  1730.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] | (engineEvent.channel & MIDI_CHANNEL_BIT));

  1731. 

  1732.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1733.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1734.                 }

  1735.                 else

  1736.                 {

  1737.                     continue;

  1738.                 }

  1739. 

  1740.                 if (midiEvent.size > 0)

  1741.                     pHost->write_midi_event(pHost->handle, &midiEvent);

  1742.             }

  1743.         }

  1744.     }

  1745. 

  1746.     // -------------------------------------------------------------------

  1747.     // Plugin UI calls

  1748. 

  1749.     void uiShow(const bool show)

  1750.     {

  1751.         if (show)

  1752.         {

  1753.             if (fUiServer.isPipeRunning())

  1754.             {

  1755.                 fUiServer.writeFocusMessage();

  1756.                 return;

  1757.             }

  1758. 

  1759.             CarlaString path(pHost->resourceDir);

  1760. 

  1761.             if (kIsPatchbay)

  1762.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1763.             else

  1764.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1765. #ifdef CARLA_OS_WIN

  1766.             path += ".exe";

  1767. #endif

  1768.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1769. 

  1770.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1771. 

  1772.             if (! fUiServer.startPipeServer(false))

  1773.             {

  1774.                 pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1775.                 return;

  1776.             }

  1777. 

  1778.             uiServerInfo();

  1779.             uiServerOptions();

  1780.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED,

  1781.                              0,

  1782.                              pData->options.processMode,

  1783.                              pData->options.transportMode,

  1784.                              static_cast<int>(pData->bufferSize),

  1785.                              static_cast<float>(pData->sampleRate),

  1786.                              "Plugin");

  1787. 

  1788.             fUiServer.writeShowMessage();

  1789. 

  1790.             for (uint i=0; i < pData->curPluginCount; ++i)

  1791.             {

  1792.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1793. 

  1794.                 if (plugin != nullptr && plugin->isEnabled())

  1795.                 {

  1796.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0, 0.0f, plugin->getName());

  1797.                 }

  1798.             }

  1799. 

  1800.             if (kIsPatchbay)

  1801.                 patchbayRefresh(false);

  1802.         }

  1803.         else

  1804.         {

  1805.             fUiServer.stopPipeServer(2000);

  1806. 

  1807.             // hide all custom uis

  1808.             for (uint i=0; i < pData->curPluginCount; ++i)

  1809.             {

  1810.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1811. 

  1812.                 if (plugin != nullptr && plugin->isEnabled())

  1813.                 {

  1814.                     if (plugin->getHints() & PLUGIN_HAS_CUSTOM_UI)

  1815.                     {

  1816.                         try {

  1817.                             plugin->showCustomUI(false);

  1818.                         } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin showCustomUI (hide)");

  1819.                     }

  1820.                 }

  1821.             }

  1822.         }

  1823.     }

  1824. 

  1825.     void uiIdle()

  1826.     {

  1827.         for (uint i=0; i < pData->curPluginCount; ++i)

  1828.         {

  1829.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1830. 

  1831.             if (plugin != nullptr && plugin->isEnabled())

  1832.             {

  1833.                 const uint hints(plugin->getHints());

  1834. 

  1835.                 if ((hints & PLUGIN_HAS_CUSTOM_UI) != 0 && (hints & PLUGIN_NEEDS_UI_MAIN_THREAD) != 0)

  1836.                 {

  1837.                     try {

  1838.                         plugin->uiIdle();

  1839.                     } CARLA_SAFE_EXCEPTION_CONTINUE("Plugin uiIdle");

  1840.                 }

  1841.             }

  1842.         }

  1843. 

  1844.         idlePipe();

  1845. 

  1846.         switch (fUiServer.getAndResetUiState())

  1847.         {

  1848.         case CarlaExternalUI::UiNone:

  1849.         case CarlaExternalUI::UiShow:

  1850.             break;

  1851.         case CarlaExternalUI::UiCrashed:

  1852.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1853.             break;

  1854.         case CarlaExternalUI::UiHide:

  1855.             pHost->ui_closed(pHost->handle);

  1856.             fUiServer.stopPipeServer(1000);

  1857.             break;

  1858.         }

  1859.     }

  1860. 

  1861.     void idlePipe()

  1862.     {

  1863.         if (! fUiServer.isPipeRunning())

  1864.             return;

  1865. 

  1866.         fUiServer.idlePipe();

  1867. 

  1868.         char tmpBuf[STR_MAX];

  1869.         carla_zeroChars(tmpBuf, STR_MAX);

  1870. 

  1871.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1872.         const CarlaScopedLocale csl;

  1873.         const EngineTimeInfo& timeInfo(pData->timeInfo);

  1874. 

  1875.         // ------------------------------------------------------------------------------------------------------------

  1876.         // send engine info

  1877. 

  1878.         if (! fUiServer.writeAndFixMessage("runtime-info"))

  1879.             return;

  1880.         std::sprintf(tmpBuf, "%f:0\n", static_cast<double>(getDSPLoad()));

  1881.         if (! fUiServer.writeMessage(tmpBuf))

  1882.             return;

  1883. 

  1884.         fUiServer.flushMessages();

  1885. 

  1886.         // ------------------------------------------------------------------------------------------------------------

  1887.         // send transport

  1888. 

  1889.         if (! fUiServer.writeAndFixMessage("transport"))

  1890.             return;

  1891.         if (! fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n"))

  1892.             return;

  1893. 

  1894.         if (timeInfo.bbt.valid)

  1895.         {

  1896.             std::sprintf(tmpBuf, P_UINT64 ":%i:%i:%i\n",

  1897.                          timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, static_cast<int>(timeInfo.bbt.tick + 0.5));

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

  1899.                 return;

  1900. 

  1901.             std::sprintf(tmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1902.             if (! fUiServer.writeMessage(tmpBuf))

  1903.                 return;

  1904.         }

  1905.         else

  1906.         {

  1907.             std::sprintf(tmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1908.             if (! fUiServer.writeMessage(tmpBuf))

  1909.                 return;

  1910. 

  1911.             if (! fUiServer.writeMessage("0.0\n"))

  1912.                 return;

  1913.         }

  1914. 

  1915.         fUiServer.flushMessages();

  1916. 

  1917.         // ------------------------------------------------------------------------------------------------------------

  1918.         // send peaks and param outputs for all plugins

  1919. 

  1920.         for (uint i=0; i < pData->curPluginCount; ++i)

  1921.         {

  1922.             const EnginePluginData& plugData(pData->plugins[i]);

  1923.             const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1924. 

  1925.             std::sprintf(tmpBuf, "PEAKS_%i\n", i);

  1926.             if (! fUiServer.writeMessage(tmpBuf))

  1927.                 return;

  1928. 

  1929.             std::sprintf(tmpBuf, "%f:%f:%f:%f\n",

  1930.                          static_cast<double>(plugData.peaks[0]),

  1931.                          static_cast<double>(plugData.peaks[1]),

  1932.                          static_cast<double>(plugData.peaks[2]),

  1933.                          static_cast<double>(plugData.peaks[3]));

  1934.             if (! fUiServer.writeMessage(tmpBuf))

  1935.                 return;

  1936. 

  1937.             fUiServer.flushMessages();

  1938. 

  1939.             for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1940.             {

  1941.                 if (! plugin->isParameterOutput(j))

  1942.                     continue;

  1943. 

  1944.                 std::sprintf(tmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1945.                 if (! fUiServer.writeMessage(tmpBuf))

  1946.                     return;

  1947. 

  1948.                 std::sprintf(tmpBuf, "%f\n", static_cast<double>(plugin->getParameterValue(j)));

  1949.                 if (! fUiServer.writeMessage(tmpBuf))

  1950.                     return;

  1951. 

  1952.                 fUiServer.flushMessages();

  1953.             }

  1954.         }

  1955.     }

  1956. 

  1957.     // -------------------------------------------------------------------

  1958.     // Plugin state calls

  1959. 

  1960.     char* getState() const

  1961.     {

  1962.         MemoryOutputStream out;

  1963.         saveProjectInternal(out);

  1964.         return strdup(out.toString().toRawUTF8());

  1965.     }

  1966. 

  1967.     void setState(const char* const data)

  1968.     {

  1969.         // remove all plugins from UI side

  1970.         for (uint i=0, count=pData->curPluginCount; i < count; ++i)

  1971.             CarlaEngine::callback(ENGINE_CALLBACK_PLUGIN_REMOVED, count-i-1, 0, 0, 0, 0.0f, nullptr);

  1972. 

  1973.         // remove all plugins from backend, no lock

  1974.         fIsRunning = false;

  1975.         removeAllPlugins();

  1976.         fIsRunning = true;

  1977. 

  1978.         // stopped during removeAllPlugins()

  1979.         if (! pData->thread.isThreadRunning())

  1980.             pData->thread.startThread();

  1981. 

  1982.         fOptionsForced = true;

  1983.         const String state(data);

  1984.         XmlDocument xml(state);

  1985.         loadProjectInternal(xml);

  1986.     }

  1987. 

  1988.     // -------------------------------------------------------------------

  1989. 

  1990. public:

  1991.     #define handlePtr ((CarlaEngineNative*)handle)

  1992. 

  1993.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1994.     {

  1995.         return new CarlaEngineNative(host, false, true);

  1996.     }

  1997. 

  1998.     static NativePluginHandle _instantiateRackNoMidiOut(const NativeHostDescriptor* host)

  1999.     {

  2000.         return new CarlaEngineNative(host, false, false);

  2001.     }

  2002. 

  2003.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  2004.     {

  2005.         return new CarlaEngineNative(host, true, true);

  2006.     }

  2007. 

  2008.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  2009.     {

  2010.         return new CarlaEngineNative(host, true, true, 3, 2);

  2011.     }

  2012. 

  2013.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  2014.     {

  2015.         return new CarlaEngineNative(host, true, true, 16, 16);

  2016.     }

  2017. 

  2018.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  2019.     {

  2020.         return new CarlaEngineNative(host, true, true, 32, 32);

  2021.     }

  2022. 

  2023.     static void _cleanup(NativePluginHandle handle)

  2024.     {

  2025.         delete handlePtr;

  2026.     }

  2027. 

  2028.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  2029.     {

  2030.         return handlePtr->getParameterCount();

  2031.     }

  2032. 

  2033.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  2034.     {

  2035.         return handlePtr->getParameterInfo(index);

  2036.     }

  2037. 

  2038.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  2039.     {

  2040.         return handlePtr->getParameterValue(index);

  2041.     }

  2042. 

  2043.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  2044.     {

  2045.         return handlePtr->getMidiProgramCount();

  2046.     }

  2047. 

  2048.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  2049.     {

  2050.         return handlePtr->getMidiProgramInfo(index);

  2051.     }

  2052. 

  2053.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  2054.     {

  2055.         handlePtr->setParameterValue(index, value);

  2056.     }

  2057. 

  2058.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  2059.     {

  2060.         handlePtr->setMidiProgram(channel, bank, program);

  2061.     }

  2062. 

  2063.     static void _ui_show(NativePluginHandle handle, bool show)

  2064.     {

  2065.         handlePtr->uiShow(show);

  2066.     }

  2067. 

  2068.     static void _ui_idle(NativePluginHandle handle)

  2069.     {

  2070.         handlePtr->uiIdle();

  2071.     }

  2072. 

  2073.     static void _activate(NativePluginHandle handle)

  2074.     {

  2075.         handlePtr->activate();

  2076.     }

  2077. 

  2078.     static void _deactivate(NativePluginHandle handle)

  2079.     {

  2080.         handlePtr->deactivate();

  2081.     }

  2082. 

  2083.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  2084.     {

  2085.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  2086.     }

  2087. 

  2088.     static char* _get_state(NativePluginHandle handle)

  2089.     {

  2090.         return handlePtr->getState();

  2091.     }

  2092. 

  2093.     static void _set_state(NativePluginHandle handle, const char* data)

  2094.     {

  2095.         handlePtr->setState(data);

  2096.     }

  2097. 

  2098.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  2099.     {

  2100.         switch(opcode)

  2101.         {

  2102.         case NATIVE_PLUGIN_OPCODE_NULL:

  2103.             return 0;

  2104.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  2105.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  2106.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  2107.             return 0;

  2108.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  2109.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0f, 0);

  2110.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  2111.             return 0;

  2112.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  2113.             handlePtr->offlineModeChanged(value != 0);

  2114.             return 0;

  2115.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  2116.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  2117.             return 0;

  2118.         case NATIVE_PLUGIN_OPCODE_GET_INTERNAL_HANDLE: {

  2119.             CarlaEngineNative* const engine = handlePtr;

  2120.             return (intptr_t)(CarlaEngine*)engine;

  2121.         }

  2122.         }

  2123. 

  2124.         return 0;

  2125. 

  2126.         // unused

  2127.         (void)index;

  2128.         (void)ptr;

  2129.     }

  2130. 

  2131.     // -------------------------------------------------------------------

  2132. 

  2133.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId,

  2134.                                     int value1, int value2, int value3,

  2135.                                     float valuef, const char* valueStr)

  2136.     {

  2137.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valuef, valueStr);

  2138.     }

  2139. 

  2140.     static const char* _ui_file_callback(void* handle, FileCallbackOpcode action, bool isDir,

  2141.                                          const char* title, const char* filter)

  2142.     {

  2143.         return handlePtr->uiFileCallback(action, isDir, title, filter);

  2144.     }

  2145. 

  2146.     // -------------------------------------------------------------------

  2147. 

  2148.     #undef handlePtr

  2149. 

  2150. private:

  2151.     const NativeHostDescriptor* const pHost;

  2152. 

  2153. #ifdef USE_JUCE_MESSAGE_THREAD

  2154.     const bool kNeedsJuceMsgThread;

  2155.     const juce::SharedResourcePointer<SharedJuceMessageThread> fJuceMsgThread;

  2156. #endif

  2157. 

  2158.     const bool kIsPatchbay; // rack if false

  2159.     const bool kHasMidiOut;

  2160.     bool fIsActive, fIsRunning;

  2161.     CarlaEngineNativeUI fUiServer;

  2162. 

  2163.     bool fOptionsForced;

  2164. 

  2165.     CarlaPlugin* _getFirstPlugin() const noexcept

  2166.     {

  2167.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  2168.             return nullptr;

  2169. 

  2170.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  2171. 

  2172.         if (plugin == nullptr || ! plugin->isEnabled())

  2173.             return nullptr;

  2174. 

  2175.         return pData->plugins[0].plugin;

  2176.     }

  2177. 

  2178.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  2179. };

  2180. 

  2181. // -----------------------------------------------------------------------

  2182. 

  2183. static const NativePluginDescriptor carlaRackDesc = {

  2184.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2185.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2186.                                                   |NATIVE_PLUGIN_HAS_UI

  2187.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2188.                                                   |NATIVE_PLUGIN_USES_STATE

  2189.                                                   |NATIVE_PLUGIN_USES_TIME),

  2190.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2191.     /* audioIns  */ 2,

  2192.     /* audioOuts */ 2,

  2193.     /* midiIns   */ 1,

  2194.     /* midiOuts  */ 1,

  2195.     /* paramIns  */ 0,

  2196.     /* paramOuts */ 0,

  2197.     /* name      */ "Carla-Rack",

  2198.     /* label     */ "carlarack",

  2199.     /* maker     */ "falkTX",

  2200.     /* copyright */ "GNU GPL v2+",

  2201.     CarlaEngineNative::_instantiateRack,

  2202.     CarlaEngineNative::_cleanup,

  2203.     CarlaEngineNative::_get_parameter_count,

  2204.     CarlaEngineNative::_get_parameter_info,

  2205.     CarlaEngineNative::_get_parameter_value,

  2206.     CarlaEngineNative::_get_midi_program_count,

  2207.     CarlaEngineNative::_get_midi_program_info,

  2208.     CarlaEngineNative::_set_parameter_value,

  2209.     CarlaEngineNative::_set_midi_program,

  2210.     /* _set_custom_data        */ nullptr,

  2211.     CarlaEngineNative::_ui_show,

  2212.     CarlaEngineNative::_ui_idle,

  2213.     /* _ui_set_parameter_value */ nullptr,

  2214.     /* _ui_set_midi_program    */ nullptr,

  2215.     /* _ui_set_custom_data     */ nullptr,

  2216.     CarlaEngineNative::_activate,

  2217.     CarlaEngineNative::_deactivate,

  2218.     CarlaEngineNative::_process,

  2219.     CarlaEngineNative::_get_state,

  2220.     CarlaEngineNative::_set_state,

  2221.     CarlaEngineNative::_dispatcher

  2222. };

  2223. 

  2224. static const NativePluginDescriptor carlaRackNoMidiOutDesc = {

  2225.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2226.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2227.                                                   |NATIVE_PLUGIN_HAS_UI

  2228.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2229.                                                   |NATIVE_PLUGIN_USES_STATE

  2230.                                                   |NATIVE_PLUGIN_USES_TIME),

  2231.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2232.     /* audioIns  */ 2,

  2233.     /* audioOuts */ 2,

  2234.     /* midiIns   */ 1,

  2235.     /* midiOuts  */ 0,

  2236.     /* paramIns  */ 0,

  2237.     /* paramOuts */ 0,

  2238.     /* name      */ "Carla-Rack (no midi out)",

  2239.     /* label     */ "carlarack-nomidiout",

  2240.     /* maker     */ "falkTX",

  2241.     /* copyright */ "GNU GPL v2+",

  2242.     CarlaEngineNative::_instantiateRackNoMidiOut,

  2243.     CarlaEngineNative::_cleanup,

  2244.     CarlaEngineNative::_get_parameter_count,

  2245.     CarlaEngineNative::_get_parameter_info,

  2246.     CarlaEngineNative::_get_parameter_value,

  2247.     CarlaEngineNative::_get_midi_program_count,

  2248.     CarlaEngineNative::_get_midi_program_info,

  2249.     CarlaEngineNative::_set_parameter_value,

  2250.     CarlaEngineNative::_set_midi_program,

  2251.     /* _set_custom_data        */ nullptr,

  2252.     CarlaEngineNative::_ui_show,

  2253.     CarlaEngineNative::_ui_idle,

  2254.     /* _ui_set_parameter_value */ nullptr,

  2255.     /* _ui_set_midi_program    */ nullptr,

  2256.     /* _ui_set_custom_data     */ nullptr,

  2257.     CarlaEngineNative::_activate,

  2258.     CarlaEngineNative::_deactivate,

  2259.     CarlaEngineNative::_process,

  2260.     CarlaEngineNative::_get_state,

  2261.     CarlaEngineNative::_set_state,

  2262.     CarlaEngineNative::_dispatcher

  2263. };

  2264. 

  2265. static const NativePluginDescriptor carlaPatchbayDesc = {

  2266.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2267.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2268.                                                   |NATIVE_PLUGIN_HAS_UI

  2269.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2270.                                                   |NATIVE_PLUGIN_USES_STATE

  2271.                                                   |NATIVE_PLUGIN_USES_TIME),

  2272.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2273.     /* audioIns  */ 2,

  2274.     /* audioOuts */ 2,

  2275.     /* midiIns   */ 1,

  2276.     /* midiOuts  */ 1,

  2277.     /* paramIns  */ 0,

  2278.     /* paramOuts */ 0,

  2279.     /* name      */ "Carla-Patchbay",

  2280.     /* label     */ "carlapatchbay",

  2281.     /* maker     */ "falkTX",

  2282.     /* copyright */ "GNU GPL v2+",

  2283.     CarlaEngineNative::_instantiatePatchbay,

  2284.     CarlaEngineNative::_cleanup,

  2285.     CarlaEngineNative::_get_parameter_count,

  2286.     CarlaEngineNative::_get_parameter_info,

  2287.     CarlaEngineNative::_get_parameter_value,

  2288.     CarlaEngineNative::_get_midi_program_count,

  2289.     CarlaEngineNative::_get_midi_program_info,

  2290.     CarlaEngineNative::_set_parameter_value,

  2291.     CarlaEngineNative::_set_midi_program,

  2292.     /* _set_custom_data        */ nullptr,

  2293.     CarlaEngineNative::_ui_show,

  2294.     CarlaEngineNative::_ui_idle,

  2295.     /* _ui_set_parameter_value */ nullptr,

  2296.     /* _ui_set_midi_program    */ nullptr,

  2297.     /* _ui_set_custom_data     */ nullptr,

  2298.     CarlaEngineNative::_activate,

  2299.     CarlaEngineNative::_deactivate,

  2300.     CarlaEngineNative::_process,

  2301.     CarlaEngineNative::_get_state,

  2302.     CarlaEngineNative::_set_state,

  2303.     CarlaEngineNative::_dispatcher

  2304. };

  2305. 

  2306. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  2307.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2308.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2309.                                                   |NATIVE_PLUGIN_HAS_UI

  2310.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2311.                                                   |NATIVE_PLUGIN_USES_STATE

  2312.                                                   |NATIVE_PLUGIN_USES_TIME),

  2313.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2314.     /* audioIns  */ 3,

  2315.     /* audioOuts */ 2,

  2316.     /* midiIns   */ 1,

  2317.     /* midiOuts  */ 1,

  2318.     /* paramIns  */ 0,

  2319.     /* paramOuts */ 0,

  2320.     /* name      */ "Carla-Patchbay (sidechain)",

  2321.     /* label     */ "carlapatchbay3s",

  2322.     /* maker     */ "falkTX",

  2323.     /* copyright */ "GNU GPL v2+",

  2324.     CarlaEngineNative::_instantiatePatchbay3s,

  2325.     CarlaEngineNative::_cleanup,

  2326.     CarlaEngineNative::_get_parameter_count,

  2327.     CarlaEngineNative::_get_parameter_info,

  2328.     CarlaEngineNative::_get_parameter_value,

  2329.     CarlaEngineNative::_get_midi_program_count,

  2330.     CarlaEngineNative::_get_midi_program_info,

  2331.     CarlaEngineNative::_set_parameter_value,

  2332.     CarlaEngineNative::_set_midi_program,

  2333.     /* _set_custom_data        */ nullptr,

  2334.     CarlaEngineNative::_ui_show,

  2335.     CarlaEngineNative::_ui_idle,

  2336.     /* _ui_set_parameter_value */ nullptr,

  2337.     /* _ui_set_midi_program    */ nullptr,

  2338.     /* _ui_set_custom_data     */ nullptr,

  2339.     CarlaEngineNative::_activate,

  2340.     CarlaEngineNative::_deactivate,

  2341.     CarlaEngineNative::_process,

  2342.     CarlaEngineNative::_get_state,

  2343.     CarlaEngineNative::_set_state,

  2344.     CarlaEngineNative::_dispatcher

  2345. };

  2346. 

  2347. static const NativePluginDescriptor carlaPatchbay16Desc = {

  2348.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2349.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2350.                                                   |NATIVE_PLUGIN_HAS_UI

  2351.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2352.                                                   |NATIVE_PLUGIN_USES_STATE

  2353.                                                   |NATIVE_PLUGIN_USES_TIME),

  2354.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2355.     /* audioIns  */ 16,

  2356.     /* audioOuts */ 16,

  2357.     /* midiIns   */ 1,

  2358.     /* midiOuts  */ 1,

  2359.     /* paramIns  */ 0,

  2360.     /* paramOuts */ 0,

  2361.     /* name      */ "Carla-Patchbay (16chan)",

  2362.     /* label     */ "carlapatchbay16",

  2363.     /* maker     */ "falkTX",

  2364.     /* copyright */ "GNU GPL v2+",

  2365.     CarlaEngineNative::_instantiatePatchbay16,

  2366.     CarlaEngineNative::_cleanup,

  2367.     CarlaEngineNative::_get_parameter_count,

  2368.     CarlaEngineNative::_get_parameter_info,

  2369.     CarlaEngineNative::_get_parameter_value,

  2370.     CarlaEngineNative::_get_midi_program_count,

  2371.     CarlaEngineNative::_get_midi_program_info,

  2372.     CarlaEngineNative::_set_parameter_value,

  2373.     CarlaEngineNative::_set_midi_program,

  2374.     /* _set_custom_data        */ nullptr,

  2375.     CarlaEngineNative::_ui_show,

  2376.     CarlaEngineNative::_ui_idle,

  2377.     /* _ui_set_parameter_value */ nullptr,

  2378.     /* _ui_set_midi_program    */ nullptr,

  2379.     /* _ui_set_custom_data     */ nullptr,

  2380.     CarlaEngineNative::_activate,

  2381.     CarlaEngineNative::_deactivate,

  2382.     CarlaEngineNative::_process,

  2383.     CarlaEngineNative::_get_state,

  2384.     CarlaEngineNative::_set_state,

  2385.     CarlaEngineNative::_dispatcher

  2386. };

  2387. 

  2388. static const NativePluginDescriptor carlaPatchbay32Desc = {

  2389.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  2390.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  2391.                                                   |NATIVE_PLUGIN_HAS_UI

  2392.                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

  2393.                                                   |NATIVE_PLUGIN_USES_STATE

  2394.                                                   |NATIVE_PLUGIN_USES_TIME),

  2395.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  2396.     /* audioIns  */ 32,

  2397.     /* audioOuts */ 32,

  2398.     /* midiIns   */ 1,

  2399.     /* midiOuts  */ 1,

  2400.     /* paramIns  */ 0,

  2401.     /* paramOuts */ 0,

  2402.     /* name      */ "Carla-Patchbay (32chan)",

  2403.     /* label     */ "carlapatchbay32",

  2404.     /* maker     */ "falkTX",

  2405.     /* copyright */ "GNU GPL v2+",

  2406.     CarlaEngineNative::_instantiatePatchbay32,

  2407.     CarlaEngineNative::_cleanup,

  2408.     CarlaEngineNative::_get_parameter_count,

  2409.     CarlaEngineNative::_get_parameter_info,

  2410.     CarlaEngineNative::_get_parameter_value,

  2411.     CarlaEngineNative::_get_midi_program_count,

  2412.     CarlaEngineNative::_get_midi_program_info,

  2413.     CarlaEngineNative::_set_parameter_value,

  2414.     CarlaEngineNative::_set_midi_program,

  2415.     /* _set_custom_data        */ nullptr,

  2416.     CarlaEngineNative::_ui_show,

  2417.     CarlaEngineNative::_ui_idle,

  2418.     /* _ui_set_parameter_value */ nullptr,

  2419.     /* _ui_set_midi_program    */ nullptr,

  2420.     /* _ui_set_custom_data     */ nullptr,

  2421.     CarlaEngineNative::_activate,

  2422.     CarlaEngineNative::_deactivate,

  2423.     CarlaEngineNative::_process,

  2424.     CarlaEngineNative::_get_state,

  2425.     CarlaEngineNative::_set_state,

  2426.     CarlaEngineNative::_dispatcher

  2427. };

  2428. 

  2429. CARLA_BACKEND_END_NAMESPACE

  2430. 

  2431. // -----------------------------------------------------------------------

  2432. 

  2433. CARLA_EXPORT

  2434. void carla_register_native_plugin_carla();

  2435. 

  2436. void carla_register_native_plugin_carla()

  2437. {

  2438.     CARLA_BACKEND_USE_NAMESPACE;

  2439.     carla_register_native_plugin(&carlaRackDesc);

  2440.     carla_register_native_plugin(&carlaRackNoMidiOutDesc);

  2441.     carla_register_native_plugin(&carlaPatchbayDesc);

  2442.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  2443.     carla_register_native_plugin(&carlaPatchbay16Desc);

  2444.     carla_register_native_plugin(&carlaPatchbay32Desc);

  2445. }

  2446. 

  2447. // -----------------------------------------------------------------------

  2448. 

  2449. const NativePluginDescriptor* carla_get_native_rack_plugin()

  2450. {

  2451.     CARLA_BACKEND_USE_NAMESPACE;

  2452.     return &carlaRackDesc;

  2453. }

  2454. 

  2455. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  2456. {

  2457.     CARLA_BACKEND_USE_NAMESPACE;

  2458.     return &carlaPatchbayDesc;

  2459. }

  2460. 

  2461. const NativePluginDescriptor* carla_get_native_patchbay16_plugin()

  2462. {

  2463.     CARLA_BACKEND_USE_NAMESPACE;

  2464.     return &carlaPatchbay16Desc;

  2465. }

  2466. 

  2467. const NativePluginDescriptor* carla_get_native_patchbay32_plugin()

  2468. {

  2469.     CARLA_BACKEND_USE_NAMESPACE;

  2470.     return &carlaPatchbay32Desc;

  2471. }

  2472. 

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

  2474. // Extra stuff for linking purposes

  2475. 

  2476. #ifdef CARLA_PLUGIN_EXPORT

  2477. 

  2478. CARLA_BACKEND_START_NAMESPACE

  2479. 

  2480. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  2481. 

  2482. # ifdef USING_JUCE

  2483. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2484. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2485. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2486. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2487. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2488. # else

  2489. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2490. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2491. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2492. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2493. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2494. # endif

  2495. 

  2496. CARLA_BACKEND_END_NAMESPACE

  2497. 

  2498. #define CARLA_PLUGIN_UI_CLASS_PREFIX EngineNative

  2499. #include "CarlaHostCommon.cpp"

  2500. #include "CarlaPluginUI.cpp"

  2501. #include "CarlaDssiUtils.cpp"

  2502. #include "CarlaMacUtils.cpp"

  2503. #include "CarlaPatchbayUtils.cpp"

  2504. #include "CarlaPipeUtils.cpp"

  2505. #include "CarlaStateUtils.cpp"

  2506. 

  2507. #endif

  2508. 

  2509. // -----------------------------------------------------------------------