falkTX
/
Carla
mirror of https://github.com/falkTX/Carla
1
0
Fork 0
Code Releases 42 Activity
Audio plugin host https://kx.studio/carla
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
2523 Commits
16 Branches
14GB
Tree: 4f0c441e30
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from '4f0c441e30'
${ noResults }
Carla/source/backend/engine/CarlaEngineNative.cpp

2026 lines
70KB
Raw Blame History 

  1. /*

  2.  * Carla Plugin Host

  3.  * Copyright (C) 2011-2014 Filipe Coelho <falktx@falktx.com>

  4.  *

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

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

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

  8.  * the License, or any later version.

  9.  *

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

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

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

  13.  * GNU General Public License for more details.

  14.  *

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

  16.  */

  17. 

  18. #include "CarlaDefines.h"

  19. 

  20. #ifdef BUILD_BRIDGE

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

  22. #endif

  23. 

  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 "CarlaNative.hpp"

  35. 

  36. #include "juce_audio_basics.h"

  37. 

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

  39. # include "juce_gui_basics.h"

  40. #else

  41. namespace juce {

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

  43. } // namespace juce

  44. #endif

  45. 

  46. using juce::File;

  47. using juce::FloatVectorOperations;

  48. using juce::MemoryOutputStream;

  49. using juce::ScopedPointer;

  50. using juce::String;

  51. using juce::XmlDocument;

  52. using juce::XmlElement;

  53. 

  54. static bool gNeedsJuceHandling = false;

  55. static int  gJuceReferenceCounter = 0;

  56. 

  57. CARLA_BACKEND_START_NAMESPACE

  58. 

  59. // -----------------------------------------------------------------------

  60. 

  61. class CarlaEngineNativeUI : public CarlaExternalUI

  62. {

  63. public:

  64.     CarlaEngineNativeUI(CarlaEngine* const engine)

  65.         : fEngine(engine),

  66.           leakDetector_CarlaEngineNativeUI()

  67.     {

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

  69.     }

  70. 

  71.     ~CarlaEngineNativeUI() noexcept override

  72.     {

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

  74.     }

  75. 

  76. protected:

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

  78.     {

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

  80.             return true;

  81. 

  82.         bool ok = true;

  83. 

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

  85.         {

  86.             uint32_t option;

  87.             int32_t value;

  88.             const char* valueStr = nullptr;

  89. 

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

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

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

  93. 

  94.             try {

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

  96.             } CARLA_SAFE_EXCEPTION("setOption");

  97. 

  98.             if (valueStr != nullptr)

  99.                 delete[] valueStr;

  100.         }

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

  102.         {

  103.             const char* filename;

  104. 

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

  106. 

  107.             try {

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

  109.             } CARLA_SAFE_EXCEPTION("loadFile");

  110. 

  111.             delete[] filename;

  112.         }

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

  114.         {

  115.             const char* filename;

  116. 

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

  118. 

  119.             try {

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

  121.             } CARLA_SAFE_EXCEPTION("loadProject");

  122. 

  123.             delete[] filename;

  124.         }

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

  126.         {

  127.             const char* filename;

  128. 

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

  130. 

  131.             try {

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

  133.             } CARLA_SAFE_EXCEPTION("saveProject");

  134. 

  135.             delete[] filename;

  136.         }

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

  138.         {

  139.             uint32_t groupA, portA, groupB, portB;

  140. 

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

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

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

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

  145. 

  146.             try {

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

  148.             } CARLA_SAFE_EXCEPTION("patchbayConnect");

  149.         }

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

  151.         {

  152.             uint32_t connectionId;

  153. 

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

  155. 

  156.             try {

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

  158.             } CARLA_SAFE_EXCEPTION("patchbayDisconnect");

  159.         }

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

  161.         {

  162.             try {

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

  164.             } CARLA_SAFE_EXCEPTION("patchbayRefresh");

  165.         }

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

  167.         {

  168.             fEngine->transportPlay();

  169.         }

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

  171.         {

  172.             fEngine->transportPause();

  173.         }

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

  175.         {

  176.             uint64_t frame;

  177. 

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

  179. 

  180.             fEngine->transportRelocate(frame);

  181.         }

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

  183.         {

  184.             uint32_t btype, ptype;

  185.             const char* filename = nullptr;

  186.             const char* name;

  187.             const char* label;

  188.             int64_t uniqueId;

  189. 

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

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

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

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

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

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

  196. 

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

  198.             {

  199.                 delete[] filename;

  200.                 filename = nullptr;

  201.             }

  202. 

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

  204.             {

  205.                 delete[] name;

  206.                 name = nullptr;

  207.             }

  208. 

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

  210. 

  211.             if (filename != nullptr)

  212.                 delete[] filename;

  213.             if (name != nullptr)

  214.                 delete[] name;

  215.             delete[] label;

  216.         }

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

  218.         {

  219.             uint32_t pluginId;

  220. 

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

  222. 

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

  224.         }

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

  226.         {

  227.             ok = fEngine->removeAllPlugins();

  228.         }

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

  230.         {

  231.             uint32_t pluginId;

  232.             const char* newName;

  233. 

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

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

  236. 

  237.             // TODO

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

  239. 

  240.             delete[] newName;

  241.         }

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

  243.         {

  244.             uint32_t pluginId;

  245. 

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

  247. 

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

  249.         }

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

  251.         {

  252.             uint32_t pluginId;

  253. 

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

  255. 

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

  257.         }

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

  259.         {

  260.             uint32_t pluginIdA, pluginIdB;

  261. 

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

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

  264. 

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

  266.         }

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

  268.         {

  269.             uint32_t pluginId;

  270.             const char* filename;

  271. 

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

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

  274. 

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

  276.                 plugin->loadStateFromFile(filename);

  277. 

  278.             delete[] filename;

  279.         }

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

  281.         {

  282.             uint32_t pluginId;

  283.             const char* filename;

  284. 

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

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

  287. 

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

  289.                 plugin->saveStateToFile(filename);

  290. 

  291.             delete[] filename;

  292.         }

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

  294.         {

  295.             uint32_t pluginId, option;

  296.             bool yesNo;

  297. 

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

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

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

  301. 

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

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

  304.         }

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

  306.         {

  307.             uint32_t pluginId;

  308.             bool onOff;

  309. 

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

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

  312. 

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

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

  315.         }

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

  317.         {

  318.             uint32_t pluginId;

  319.             float value;

  320. 

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

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

  323. 

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

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

  326.         }

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

  328.         {

  329.             uint32_t pluginId;

  330.             float value;

  331. 

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

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

  334. 

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

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

  337.         }

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

  339.         {

  340.             uint32_t pluginId;

  341.             float value;

  342. 

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

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

  345. 

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

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

  348.         }

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

  350.         {

  351.             uint32_t pluginId;

  352.             float value;

  353. 

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

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

  356. 

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

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

  359.         }

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

  361.         {

  362.             uint32_t pluginId;

  363.             float value;

  364. 

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

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

  367. 

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

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

  370.         }

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

  372.         {

  373.             uint32_t pluginId;

  374.             int32_t channel;

  375. 

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

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

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

  379. 

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

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

  382.         }

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

  384.         {

  385.             uint32_t pluginId, parameterId;

  386.             float value;

  387. 

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

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

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

  391. 

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

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

  394.         }

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

  396.         {

  397.             uint32_t pluginId, parameterId, channel;

  398. 

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

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

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

  402.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  403. 

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

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

  406.         }

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

  408.         {

  409.             uint32_t pluginId, parameterId;

  410.             int32_t cc;

  411. 

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

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

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

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

  416. 

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

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

  419.         }

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

  421.         {

  422.             uint32_t pluginId;

  423.             int32_t index;

  424. 

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

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

  427. 

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

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

  430.         }

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

  432.         {

  433.             uint32_t pluginId;

  434.             int32_t index;

  435. 

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

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

  438. 

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

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

  441.         }

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

  443.         {

  444.             uint32_t pluginId;

  445.             const char* type;

  446.             const char* key;

  447.             const char* value;

  448. 

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

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

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

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

  453. 

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

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

  456. 

  457.             delete[] type;

  458.             delete[] key;

  459.             delete[] value;

  460.         }

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

  462.         {

  463.             uint32_t pluginId;

  464.             const char* cdata;

  465. 

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

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

  468. 

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

  470.             {

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

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

  473.             }

  474. 

  475.             delete[] cdata;

  476.         }

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

  478.         {

  479.             uint32_t pluginId;

  480. 

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

  482. 

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

  484.                 plugin->prepareForSave();

  485.         }

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

  487.         {

  488.             uint32_t pluginId;

  489. 

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

  491. 

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

  493.                 plugin->resetParameters();

  494.         }

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

  496.         {

  497.             uint32_t pluginId;

  498. 

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

  500. 

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

  502.                 plugin->randomizeParameters();

  503.         }

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

  505.         {

  506.             uint32_t pluginId, channel, note, velocity;

  507. 

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

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

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

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

  512.             CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS, true);

  513.             CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_VALUE, true);

  514.             CARLA_SAFE_ASSERT_RETURN(velocity < MAX_MIDI_VALUE, true);

  515. 

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

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

  518.         }

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

  520.         {

  521.             uint32_t pluginId;

  522.             bool yesNo;

  523. 

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

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

  526. 

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

  528.                 plugin->showCustomUI(yesNo);

  529.         }

  530.         else

  531.         {

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

  533.             return false;

  534.         }

  535. 

  536.         if (! ok)

  537.         {

  538.             const CarlaMutexLocker cml(getPipeLock());

  539.             writeMessage("error\n", 6);

  540.             writeAndFixMessage(fEngine->getLastError());

  541.             flushMessages();

  542.         }

  543. 

  544.         return true;

  545.     }

  546. 

  547. private:

  548.     CarlaEngine* const fEngine;

  549. 

  550.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNativeUI)

  551. };

  552. 

  553. // -----------------------------------------------------------------------

  554. 

  555. class CarlaEngineNative : public CarlaEngine

  556. {

  557. public:

  558.     CarlaEngineNative(const NativeHostDescriptor* const host, const bool isPatchbay, const uint32_t inChan = 2, uint32_t outChan = 0)

  559.         : CarlaEngine(),

  560.           pHost(host),

  561.           kIsPatchbay(isPatchbay),

  562.           fIsActive(false),

  563.           fIsRunning(false),

  564.           fUiServer(this),

  565.           fOptionsForced(false),

  566.           leakDetector_CarlaEngineNative()

  567.     {

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

  569. 

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

  571. 

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

  573.             juce::initialiseJuce_GUI();

  574. 

  575.         carla_zeroChar(fTmpBuf, STR_MAX+1);

  576. 

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

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

  579. 

  580.         if (outChan == 0)

  581.             outChan = inChan;

  582. 

  583.         // set-up engine

  584.         if (kIsPatchbay)

  585.         {

  586.             pData->options.processMode         = ENGINE_PROCESS_MODE_PATCHBAY;

  587.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  588.             pData->options.forceStereo         = false;

  589.             pData->options.preferPluginBridges = false;

  590.             pData->options.preferUiBridges     = false;

  591.             init("Carla-Patchbay");

  592.             pData->graph.create(false, pData->sampleRate, pData->bufferSize, inChan, outChan);

  593.         }

  594.         else

  595.         {

  596.             CARLA_SAFE_ASSERT(inChan == 2);

  597.             CARLA_SAFE_ASSERT(outChan == 2);

  598.             pData->options.processMode         = ENGINE_PROCESS_MODE_CONTINUOUS_RACK;

  599.             pData->options.transportMode       = ENGINE_TRANSPORT_MODE_PLUGIN;

  600.             pData->options.forceStereo         = true;

  601.             pData->options.preferPluginBridges = false;

  602.             pData->options.preferUiBridges     = false;

  603.             init("Carla-Rack");

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

  605.         }

  606. 

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

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

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

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

  611. 

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

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

  614. 

  615.         setCallback(_ui_server_callback, this);

  616.     }

  617. 

  618.     ~CarlaEngineNative() override

  619.     {

  620.         CARLA_SAFE_ASSERT(! fIsActive);

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

  622. 

  623.         pData->aboutToClose = true;

  624.         fIsRunning = false;

  625. 

  626.         removeAllPlugins();

  627.         //runPendingRtEvents();

  628.         close();

  629. 

  630.         pData->graph.destroy();

  631. 

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

  633.             juce::shutdownJuce_GUI();

  634. 

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

  636.     }

  637. 

  638. protected:

  639.     // -------------------------------------

  640.     // CarlaEngine virtual calls

  641. 

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

  643.     {

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

  645. 

  646.         fIsRunning = true;

  647. 

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

  649.         {

  650.             close();

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

  652.             return false;

  653.         }

  654. 

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

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

  657. 

  658.         return true;

  659.     }

  660. 

  661.     bool close() override

  662.     {

  663.         fIsRunning = false;

  664.         CarlaEngine::close();

  665.         return true;

  666.     }

  667. 

  668.     bool isRunning() const noexcept override

  669.     {

  670.         return fIsRunning;

  671.     }

  672. 

  673.     bool isOffline() const noexcept override

  674.     {

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

  676.     }

  677. 

  678.     EngineType getType() const noexcept override

  679.     {

  680.         return kEngineTypePlugin;

  681.     }

  682. 

  683.     const char* getCurrentDriverName() const noexcept override

  684.     {

  685.         return "Plugin";

  686.     }

  687. 

  688.     // -------------------------------------------------------------------

  689. 

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

  691.     {

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

  693.         {

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

  695.             return retName;

  696.         }

  697. 

  698.         return nullptr;

  699.     }

  700. 

  701.     // -------------------------------------------------------------------

  702. 

  703.     void bufferSizeChanged(const uint32_t newBufferSize)

  704.     {

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

  706.             return;

  707. 

  708.         {

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

  710. 

  711.             fUiServer.writeAndFixMessage("buffer-size");

  712.             std::sprintf(fTmpBuf, "%i\n", newBufferSize);

  713.             fUiServer.writeMessage(fTmpBuf);

  714.             fUiServer.flushMessages();

  715.         }

  716. 

  717.         pData->bufferSize = newBufferSize;

  718.         CarlaEngine::bufferSizeChanged(newBufferSize);

  719.     }

  720. 

  721.     void sampleRateChanged(const double newSampleRate)

  722.     {

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

  724.             return;

  725. 

  726.         {

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

  728.             const ScopedLocale csl;

  729. 

  730.             fUiServer.writeAndFixMessage("sample-rate");

  731.             std::sprintf(fTmpBuf, "%f\n", newSampleRate);

  732.             fUiServer.writeMessage(fTmpBuf);

  733.             fUiServer.flushMessages();

  734.         }

  735. 

  736.         pData->sampleRate = newSampleRate;

  737.         CarlaEngine::sampleRateChanged(newSampleRate);

  738.     }

  739. 

  740.     // -------------------------------------------------------------------

  741. 

  742.     void uiServerSendPluginInfo(CarlaPlugin* const plugin)

  743.     {

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

  745. 

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

  747. 

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

  749.         fUiServer.writeMessage(fTmpBuf);

  750. 

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

  752.         fUiServer.writeMessage(fTmpBuf);

  753. 

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

  755.         {

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

  757.             fUiServer.writeAndFixMessage(fTmpBuf);

  758.         }

  759.         else

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

  761. 

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

  763.         {

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

  765.             fUiServer.writeAndFixMessage(fTmpBuf);

  766.         }

  767.         else

  768.             fUiServer.writeMessage("\n");

  769. 

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

  771.         {

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

  773.             fUiServer.writeAndFixMessage(fTmpBuf);

  774.         }

  775.         else

  776.             fUiServer.writeMessage("\n");

  777. 

  778.         plugin->getRealName(fTmpBuf);

  779.         fUiServer.writeAndFixMessage(fTmpBuf);

  780. 

  781.         plugin->getLabel(fTmpBuf);

  782.         fUiServer.writeAndFixMessage(fTmpBuf);

  783. 

  784.         plugin->getMaker(fTmpBuf);

  785.         fUiServer.writeAndFixMessage(fTmpBuf);

  786. 

  787.         plugin->getCopyright(fTmpBuf);

  788.         fUiServer.writeAndFixMessage(fTmpBuf);

  789. 

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

  791.         fUiServer.writeMessage(fTmpBuf);

  792. 

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

  794.         fUiServer.writeMessage(fTmpBuf);

  795. 

  796.         fUiServer.flushMessages();

  797.     }

  798. 

  799.     void uiServerSendPluginParameters(CarlaPlugin* const plugin)

  800.     {

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

  802.         const ScopedLocale csl;

  803. 

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

  805. 

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

  807.         {

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

  809.             fUiServer.writeMessage(fTmpBuf);

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

  811.             fUiServer.writeMessage(fTmpBuf);

  812.             fUiServer.flushMessages();

  813.         }

  814. 

  815.         uint32_t ins, outs, count;

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

  817.         count = plugin->getParameterCount();

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

  819.         fUiServer.writeMessage(fTmpBuf);

  820. 

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

  822.         {

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

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

  825. 

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

  827.             fUiServer.writeMessage(fTmpBuf);

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

  829.             fUiServer.writeMessage(fTmpBuf);

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

  831.             fUiServer.writeAndFixMessage(fTmpBuf);

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

  833.             fUiServer.writeAndFixMessage(fTmpBuf);

  834. 

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

  836.             fUiServer.writeMessage(fTmpBuf);

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

  838.             fUiServer.writeMessage(fTmpBuf);

  839. 

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

  841.             fUiServer.writeMessage(fTmpBuf);

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

  843.             fUiServer.writeMessage(fTmpBuf);

  844.         }

  845. 

  846.         fUiServer.flushMessages();

  847.     }

  848. 

  849.     void uiServerSendPluginPrograms(CarlaPlugin* const plugin)

  850.     {

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

  852. 

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

  854. 

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

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

  857.         fUiServer.writeMessage(fTmpBuf);

  858. 

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

  860.         {

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

  862.             fUiServer.writeMessage(fTmpBuf);

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

  864.             fUiServer.writeAndFixMessage(fTmpBuf);

  865.         }

  866. 

  867.         fUiServer.flushMessages();

  868. 

  869.         count = plugin->getMidiProgramCount();

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

  871.         fUiServer.writeMessage(fTmpBuf);

  872. 

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

  874.         {

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

  876.             fUiServer.writeMessage(fTmpBuf);

  877. 

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

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

  880.             fUiServer.writeMessage(fTmpBuf);

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

  882.             fUiServer.writeAndFixMessage(fTmpBuf);

  883.         }

  884. 

  885.         fUiServer.flushMessages();

  886.     }

  887. 

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

  889.     {

  890.         if (! fIsRunning)

  891.             return;

  892.         if (! fUiServer.isPipeRunning())

  893.             return;

  894. 

  895.         CarlaPlugin* plugin;

  896. 

  897.         switch (action)

  898.         {

  899.         case ENGINE_CALLBACK_RELOAD_INFO:

  900.             plugin = getPlugin(pluginId);

  901. 

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

  903.             {

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

  905.                 uiServerSendPluginInfo(plugin);

  906.             }

  907.             break;

  908. 

  909.         case ENGINE_CALLBACK_RELOAD_PARAMETERS:

  910.             plugin = getPlugin(pluginId);

  911. 

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

  913.             {

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

  915.                 uiServerSendPluginParameters(plugin);

  916.             }

  917.             break;

  918. 

  919.         case ENGINE_CALLBACK_RELOAD_PROGRAMS:

  920.             plugin = getPlugin(pluginId);

  921. 

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

  923.             {

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

  925.                 uiServerSendPluginPrograms(plugin);

  926.             }

  927.             break;

  928. 

  929.         case ENGINE_CALLBACK_RELOAD_ALL:

  930.         case ENGINE_CALLBACK_PLUGIN_ADDED:

  931.             plugin = getPlugin(pluginId);

  932. 

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

  934.             {

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

  936.                 uiServerSendPluginInfo(plugin);

  937.                 uiServerSendPluginParameters(plugin);

  938.                 uiServerSendPluginPrograms(plugin);

  939.             }

  940.             break;

  941. 

  942.         default:

  943.             break;

  944.         }

  945. 

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

  947.         const ScopedLocale csl;

  948. 

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

  950.         fUiServer.writeMessage(fTmpBuf);

  951. 

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

  953.         fUiServer.writeMessage(fTmpBuf);

  954. 

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

  956.         fUiServer.writeMessage(fTmpBuf);

  957. 

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

  959.         fUiServer.writeMessage(fTmpBuf);

  960. 

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

  962.         fUiServer.writeMessage(fTmpBuf);

  963. 

  964.         fUiServer.writeAndFixMessage(valueStr != nullptr ? valueStr : "");

  965. 

  966.         fUiServer.flushMessages();

  967.     }

  968. 

  969.     void uiServerInfo()

  970.     {

  971.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

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

  973. 

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

  975. 

  976.         fUiServer.writeAndFixMessage("complete-license");

  977.         fUiServer.writeAndFixMessage(carla_get_complete_license_text());

  978. 

  979.         fUiServer.writeAndFixMessage("juce-version");

  980.         fUiServer.writeAndFixMessage(carla_get_juce_version());

  981. 

  982.         fUiServer.writeAndFixMessage("file-exts");

  983.         fUiServer.writeAndFixMessage(carla_get_supported_file_extensions());

  984. 

  985.         fUiServer.writeAndFixMessage("max-plugin-number");

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

  987.         fUiServer.writeMessage(fTmpBuf);

  988. 

  989.         fUiServer.writeAndFixMessage("buffer-size");

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

  991.         fUiServer.writeMessage(fTmpBuf);

  992. 

  993.         const ScopedLocale csl;

  994. 

  995.         fUiServer.writeAndFixMessage("sample-rate");

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

  997.         fUiServer.writeMessage(fTmpBuf);

  998. 

  999.         fUiServer.flushMessages();

  1000.     }

  1001. 

  1002.     void uiServerOptions()

  1003.     {

  1004.         CARLA_SAFE_ASSERT_RETURN(fIsRunning,);

  1005.         CARLA_SAFE_ASSERT_RETURN(fUiServer.isPipeRunning(),);

  1006. 

  1007.         const EngineOptions& options(pData->options);

  1008.         const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1009. 

  1010.         const char* const optionsForcedStr(fOptionsForced ? "true\n" : "false\n");

  1011.         const std::size_t optionsForcedStrSize(fOptionsForced ? 5 : 6);

  1012. 

  1013.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PROCESS_MODE);

  1014.         fUiServer.writeMessage(fTmpBuf);

  1015.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1016.         std::sprintf(fTmpBuf, "%i\n", options.processMode);

  1017.         fUiServer.writeMessage(fTmpBuf);

  1018.         fUiServer.flushMessages();

  1019. 

  1020.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_TRANSPORT_MODE);

  1021.         fUiServer.writeMessage(fTmpBuf);

  1022.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1023.         std::sprintf(fTmpBuf, "%i\n", options.transportMode);

  1024.         fUiServer.writeMessage(fTmpBuf);

  1025.         fUiServer.flushMessages();

  1026. 

  1027.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_FORCE_STEREO);

  1028.         fUiServer.writeMessage(fTmpBuf);

  1029.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1030.         fUiServer.writeMessage(options.forceStereo ? "true\n" : "false\n");

  1031.         fUiServer.flushMessages();

  1032. 

  1033.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_PLUGIN_BRIDGES);

  1034.         fUiServer.writeMessage(fTmpBuf);

  1035.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1036.         fUiServer.writeMessage(options.preferPluginBridges ? "true\n" : "false\n");

  1037.         fUiServer.flushMessages();

  1038. 

  1039.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PREFER_UI_BRIDGES);

  1040.         fUiServer.writeMessage(fTmpBuf);

  1041.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1042.         fUiServer.writeMessage(options.preferUiBridges ? "true\n" : "false\n");

  1043.         fUiServer.flushMessages();

  1044. 

  1045.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UIS_ALWAYS_ON_TOP);

  1046.         fUiServer.writeMessage(fTmpBuf);

  1047.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1048.         fUiServer.writeMessage(options.uisAlwaysOnTop ? "true\n" : "false\n");

  1049.         fUiServer.flushMessages();

  1050. 

  1051.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_MAX_PARAMETERS);

  1052.         fUiServer.writeMessage(fTmpBuf);

  1053.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1054.         std::sprintf(fTmpBuf, "%i\n", options.maxParameters);

  1055.         fUiServer.writeMessage(fTmpBuf);

  1056.         fUiServer.flushMessages();

  1057. 

  1058.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_UI_BRIDGES_TIMEOUT);

  1059.         fUiServer.writeMessage(fTmpBuf);

  1060.         fUiServer.writeMessage(optionsForcedStr, optionsForcedStrSize);

  1061.         std::sprintf(fTmpBuf, "%i\n", options.uiBridgesTimeout);

  1062.         fUiServer.writeMessage(fTmpBuf);

  1063.         fUiServer.flushMessages();

  1064. 

  1065.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_BINARIES);

  1066.         fUiServer.writeMessage(fTmpBuf);

  1067.         fUiServer.writeMessage("true\n", 5);

  1068.         std::sprintf(fTmpBuf, "%s\n", options.binaryDir);

  1069.         fUiServer.writeMessage(fTmpBuf);

  1070.         fUiServer.flushMessages();

  1071. 

  1072.         std::sprintf(fTmpBuf, "ENGINE_OPTION_%i\n", ENGINE_OPTION_PATH_RESOURCES);

  1073.         fUiServer.writeMessage(fTmpBuf);

  1074.         fUiServer.writeMessage("true\n", 5);

  1075.         std::sprintf(fTmpBuf, "%s\n", options.resourceDir);

  1076.         fUiServer.writeMessage(fTmpBuf);

  1077.         fUiServer.flushMessages();

  1078.     }

  1079. 

  1080.     // -------------------------------------------------------------------

  1081.     // Plugin parameter calls

  1082. 

  1083.     uint32_t getParameterCount() const

  1084.     {

  1085.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1086.             return plugin->getParameterCount();

  1087. 

  1088.         return 0;

  1089.     }

  1090. 

  1091.     const NativeParameter* getParameterInfo(const uint32_t index) const

  1092.     {

  1093.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1094.         {

  1095.             if (index < plugin->getParameterCount())

  1096.             {

  1097.                 static NativeParameter param;

  1098.                 static char strBufName[STR_MAX+1];

  1099.                 static char strBufUnit[STR_MAX+1];

  1100. 

  1101.                 const ParameterData& paramData(plugin->getParameterData(index));

  1102.                 const ParameterRanges& paramRanges(plugin->getParameterRanges(index));

  1103. 

  1104.                 plugin->getParameterName(index, strBufName);

  1105.                 plugin->getParameterUnit(index, strBufUnit);

  1106. 

  1107.                 uint hints = 0x0;

  1108. 

  1109.                 if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1110.                     hints |= NATIVE_PARAMETER_IS_BOOLEAN;

  1111.                 if (paramData.hints & PARAMETER_IS_INTEGER)

  1112.                     hints |= NATIVE_PARAMETER_IS_INTEGER;

  1113.                 if (paramData.hints & PARAMETER_IS_LOGARITHMIC)

  1114.                     hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  1115.                 if (paramData.hints & PARAMETER_IS_AUTOMABLE)

  1116.                     hints |= NATIVE_PARAMETER_IS_AUTOMABLE;

  1117.                 if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  1118.                     hints |= NATIVE_PARAMETER_USES_SAMPLE_RATE;

  1119.                 if (paramData.hints & PARAMETER_USES_SCALEPOINTS)

  1120.                     hints |= NATIVE_PARAMETER_USES_SCALEPOINTS;

  1121.                 if (paramData.hints & PARAMETER_USES_CUSTOM_TEXT)

  1122.                     hints |= NATIVE_PARAMETER_USES_CUSTOM_TEXT;

  1123. 

  1124.                 if (paramData.type == PARAMETER_INPUT || paramData.type == PARAMETER_OUTPUT)

  1125.                 {

  1126.                     if (paramData.hints & PARAMETER_IS_ENABLED)

  1127.                         hints |= NATIVE_PARAMETER_IS_ENABLED;

  1128.                     if (paramData.type == PARAMETER_OUTPUT)

  1129.                         hints |= NATIVE_PARAMETER_IS_OUTPUT;

  1130.                 }

  1131. 

  1132.                 param.hints = static_cast<NativeParameterHints>(hints);

  1133.                 param.name  = strBufName;

  1134.                 param.unit  = strBufUnit;

  1135.                 param.ranges.def = paramRanges.def;

  1136.                 param.ranges.min = paramRanges.min;

  1137.                 param.ranges.max = paramRanges.max;

  1138.                 param.ranges.step = paramRanges.step;

  1139.                 param.ranges.stepSmall = paramRanges.stepSmall;

  1140.                 param.ranges.stepLarge = paramRanges.stepLarge;

  1141.                 param.scalePointCount = 0; // TODO

  1142.                 param.scalePoints = nullptr;

  1143. 

  1144.                 return &param;

  1145.             }

  1146.         }

  1147. 

  1148.         return nullptr;

  1149.     }

  1150. 

  1151.     float getParameterValue(const uint32_t index) const

  1152.     {

  1153.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1154.         {

  1155.             if (index < plugin->getParameterCount())

  1156.                 return plugin->getParameterValue(index);

  1157.         }

  1158. 

  1159.         return 0.0f;

  1160.     }

  1161. 

  1162.     const char* getParameterText(const uint32_t index /*, const float value*/) const

  1163.     {

  1164.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1165.         {

  1166.             if (index < plugin->getParameterCount())

  1167.             {

  1168.                 static char strBuf[STR_MAX+1];

  1169.                 carla_zeroChar(strBuf, STR_MAX+1);

  1170. 

  1171.                 plugin->getParameterText(index, /*value,*/ strBuf);

  1172. 

  1173.                 return strBuf;

  1174.             }

  1175.         }

  1176. 

  1177.         return nullptr;

  1178.     }

  1179. 

  1180.     // -------------------------------------------------------------------

  1181.     // Plugin midi-program calls

  1182. 

  1183.     uint32_t getMidiProgramCount() const

  1184.     {

  1185.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1186.             return plugin->getMidiProgramCount();

  1187. 

  1188.         return 0;

  1189.     }

  1190. 

  1191.     const NativeMidiProgram* getMidiProgramInfo(const uint32_t index) const

  1192.     {

  1193.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1194.         {

  1195.             if (index < plugin->getMidiProgramCount())

  1196.             {

  1197.                 static NativeMidiProgram midiProg;

  1198. 

  1199.                 {

  1200.                     const MidiProgramData& midiProgData(plugin->getMidiProgramData(index));

  1201. 

  1202.                     midiProg.bank    = midiProgData.bank;

  1203.                     midiProg.program = midiProgData.program;

  1204.                     midiProg.name    = midiProgData.name;

  1205.                 }

  1206. 

  1207.                 return &midiProg;

  1208.             }

  1209.         }

  1210. 

  1211.         return nullptr;

  1212.     }

  1213. 

  1214.     // -------------------------------------------------------------------

  1215.     // Plugin state calls

  1216. 

  1217.     void setParameterValue(const uint32_t index, const float value)

  1218.     {

  1219.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1220.         {

  1221.             if (index < plugin->getParameterCount())

  1222.                 plugin->setParameterValue(index, value, false, false, false);

  1223.         }

  1224.     }

  1225. 

  1226.     void setMidiProgram(const uint8_t, const uint32_t bank, const uint32_t program)

  1227.     {

  1228.         if (CarlaPlugin* const plugin = _getFirstPlugin())

  1229.             plugin->setMidiProgramById(bank, program, false, false, false);

  1230.     }

  1231. 

  1232.     // -------------------------------------------------------------------

  1233.     // Plugin process calls

  1234. 

  1235.     void activate()

  1236.     {

  1237. #if 0

  1238.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1239.         {

  1240.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1241. 

  1242.             if (plugin == nullptr || ! plugin->isEnabled())

  1243.                 continue;

  1244. 

  1245.             plugin->setActive(true, true, false);

  1246.         }

  1247. #endif

  1248.         fIsActive = true;

  1249.     }

  1250. 

  1251.     void deactivate()

  1252.     {

  1253.         fIsActive = false;

  1254. #if 0

  1255.         for (uint32_t i=0; i < pData->curPluginCount; ++i)

  1256.         {

  1257.             CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1258. 

  1259.             if (plugin == nullptr || ! plugin->isEnabled())

  1260.                 continue;

  1261. 

  1262.             plugin->setActive(false, true, false);

  1263.         }

  1264. #endif

  1265. 

  1266.         // just in case

  1267.         //runPendingRtEvents();

  1268.     }

  1269. 

  1270.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const midiEvents, const uint32_t midiEventCount)

  1271.     {

  1272.         const PendingRtEventsRunner prt(this);

  1273. 

  1274.         // ---------------------------------------------------------------

  1275.         // Time Info

  1276. 

  1277.         const NativeTimeInfo* const timeInfo(pHost->get_time_info(pHost->handle));

  1278. 

  1279.         pData->timeInfo.playing = timeInfo->playing;

  1280.         pData->timeInfo.frame   = timeInfo->frame;

  1281.         pData->timeInfo.usecs   = timeInfo->usecs;

  1282.         pData->timeInfo.valid   = 0x0;

  1283. 

  1284.         if (timeInfo->bbt.valid)

  1285.         {

  1286.             pData->timeInfo.valid |= EngineTimeInfo::kValidBBT;

  1287. 

  1288.             pData->timeInfo.bbt.bar = timeInfo->bbt.bar;

  1289.             pData->timeInfo.bbt.beat = timeInfo->bbt.beat;

  1290.             pData->timeInfo.bbt.tick = timeInfo->bbt.tick;

  1291.             pData->timeInfo.bbt.barStartTick = timeInfo->bbt.barStartTick;

  1292. 

  1293.             pData->timeInfo.bbt.beatsPerBar = timeInfo->bbt.beatsPerBar;

  1294.             pData->timeInfo.bbt.beatType = timeInfo->bbt.beatType;

  1295. 

  1296.             pData->timeInfo.bbt.ticksPerBeat = timeInfo->bbt.ticksPerBeat;

  1297.             pData->timeInfo.bbt.beatsPerMinute = timeInfo->bbt.beatsPerMinute;

  1298.         }

  1299. 

  1300.         // ---------------------------------------------------------------

  1301.         // Do nothing if no plugins and rack mode

  1302. 

  1303.         if (pData->curPluginCount == 0 && ! kIsPatchbay)

  1304.         {

  1305.             FloatVectorOperations::copy(outBuffer[0], inBuffer[0], static_cast<int>(frames));

  1306.             FloatVectorOperations::copy(outBuffer[1], inBuffer[1], static_cast<int>(frames));

  1307.             return;

  1308.         }

  1309. 

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

  1311.         // initialize events

  1312. 

  1313.         carla_zeroStruct<EngineEvent>(pData->events.in,  kMaxEngineEventInternalCount);

  1314.         carla_zeroStruct<EngineEvent>(pData->events.out, kMaxEngineEventInternalCount);

  1315. 

  1316.         // ---------------------------------------------------------------

  1317.         // events input (before processing)

  1318. 

  1319.         {

  1320.             uint32_t engineEventIndex = 0;

  1321. 

  1322.             for (uint32_t i=0; i < midiEventCount && engineEventIndex < kMaxEngineEventInternalCount; ++i)

  1323.             {

  1324.                 const NativeMidiEvent& midiEvent(midiEvents[i]);

  1325.                 EngineEvent&           engineEvent(pData->events.in[engineEventIndex++]);

  1326. 

  1327.                 engineEvent.time = midiEvent.time;

  1328.                 engineEvent.fillFromMidiData(midiEvent.size, midiEvent.data);

  1329. 

  1330.                 if (engineEventIndex >= kMaxEngineEventInternalCount)

  1331.                     break;

  1332.             }

  1333.         }

  1334. 

  1335.         if (kIsPatchbay)

  1336.         {

  1337.             // -----------------------------------------------------------

  1338.             // process

  1339. 

  1340.             pData->graph.process(pData, inBuffer, outBuffer, frames);

  1341.         }

  1342.         else

  1343.         {

  1344.             // -----------------------------------------------------------

  1345.             // create audio buffers

  1346. 

  1347.             const float* inBuf[2]  = {  inBuffer[0],  inBuffer[1] };

  1348.             /* */ float* outBuf[2] = { outBuffer[0], outBuffer[1] };

  1349. 

  1350.             // -----------------------------------------------------------

  1351.             // process

  1352. 

  1353.             pData->graph.processRack(pData, inBuf, outBuf, frames);

  1354.         }

  1355. 

  1356.         // ---------------------------------------------------------------

  1357.         // events output (after processing)

  1358. 

  1359.         carla_zeroStruct<EngineEvent>(pData->events.in, kMaxEngineEventInternalCount);

  1360. 

  1361.         {

  1362.             NativeMidiEvent midiEvent;

  1363. 

  1364.             for (uint32_t i=0; i < kMaxEngineEventInternalCount; ++i)

  1365.             {

  1366.                 const EngineEvent& engineEvent(pData->events.out[i]);

  1367. 

  1368.                 if (engineEvent.type == kEngineEventTypeNull)

  1369.                     break;

  1370. 

  1371.                 midiEvent.time = engineEvent.time;

  1372. 

  1373.                 if (engineEvent.type == CarlaBackend::kEngineEventTypeControl)

  1374.                 {

  1375.                     midiEvent.port = 0;

  1376.                     engineEvent.ctrl.convertToMidiData(engineEvent.channel, midiEvent.size, midiEvent.data);

  1377.                 }

  1378.                 else if (engineEvent.type == kEngineEventTypeMidi)

  1379.                 {

  1380.                     if (engineEvent.midi.size > 4 || engineEvent.midi.dataExt != nullptr)

  1381.                         continue;

  1382. 

  1383.                     midiEvent.port = engineEvent.midi.port;

  1384.                     midiEvent.size = engineEvent.midi.size;

  1385. 

  1386.                     midiEvent.data[0] = static_cast<uint8_t>(engineEvent.midi.data[0] + engineEvent.channel);

  1387. 

  1388.                     for (uint8_t j=1; j < midiEvent.size; ++j)

  1389.                         midiEvent.data[j] = engineEvent.midi.data[j];

  1390.                 }

  1391.                 else

  1392.                 {

  1393.                     carla_stderr("Unknown event type...");

  1394.                     continue;

  1395.                 }

  1396. 

  1397.                 pHost->write_midi_event(pHost->handle, &midiEvent);

  1398.             }

  1399.         }

  1400.     }

  1401. 

  1402.     // -------------------------------------------------------------------

  1403.     // Plugin UI calls

  1404. 

  1405.     void uiShow(const bool show)

  1406.     {

  1407.         if (show)

  1408.         {

  1409.             if (fUiServer.isPipeRunning())

  1410.             {

  1411.                 fUiServer.writeFocusMessage();

  1412.                 return;

  1413.             }

  1414. 

  1415.             CarlaString path(pHost->resourceDir);

  1416. 

  1417.             if (kIsPatchbay)

  1418.                 path += CARLA_OS_SEP_STR "carla-plugin-patchbay";

  1419.             else

  1420.                 path += CARLA_OS_SEP_STR "carla-plugin";

  1421. #ifdef CARLA_OS_WIN

  1422.             path += ".exe";

  1423. #endif

  1424.             carla_stdout("Trying to start carla-plugin using \"%s\"", path.buffer());

  1425. 

  1426.             fUiServer.setData(path, pData->sampleRate, pHost->uiName);

  1427.             fUiServer.startPipeServer(false);

  1428. 

  1429.             uiServerInfo();

  1430.             uiServerOptions();

  1431.             uiServerCallback(ENGINE_CALLBACK_ENGINE_STARTED, 0, pData->options.processMode, pData->options.transportMode, 0.0f, "Plugin");

  1432. 

  1433.             fUiServer.writeShowMessage();

  1434. 

  1435.             for (uint i=0; i < pData->curPluginCount; ++i)

  1436.             {

  1437.                 CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1438. 

  1439.                 if (plugin != nullptr && plugin->isEnabled())

  1440.                 {

  1441.                     uiServerCallback(ENGINE_CALLBACK_PLUGIN_ADDED, i, 0, 0, 0.0f, plugin->getName());

  1442.                 }

  1443.             }

  1444. 

  1445.             if (kIsPatchbay)

  1446.                 patchbayRefresh(false);

  1447.         }

  1448.         else

  1449.         {

  1450.             fUiServer.stopPipeServer(5000);

  1451.         }

  1452.     }

  1453. 

  1454.     void uiIdle()

  1455.     {

  1456.         CarlaEngine::idle();

  1457.         fUiServer.idlePipe();

  1458. 

  1459.         if (fUiServer.isPipeRunning())

  1460.         {

  1461.             const EngineTimeInfo& timeInfo(pData->timeInfo);

  1462.             const CarlaMutexLocker cml(fUiServer.getPipeLock());

  1463.             const ScopedLocale csl;

  1464. 

  1465. #ifndef CARLA_OS_WIN // FIXME

  1466.             // send transport

  1467.             fUiServer.writeAndFixMessage("transport");

  1468.             fUiServer.writeMessage(timeInfo.playing ? "true\n" : "false\n");

  1469. 

  1470.             if (timeInfo.valid & EngineTimeInfo::kValidBBT)

  1471.             {

  1472.                 std::sprintf(fTmpBuf, P_UINT64 ":%i:%i:%i\n", timeInfo.frame, timeInfo.bbt.bar, timeInfo.bbt.beat, timeInfo.bbt.tick);

  1473.                 fUiServer.writeMessage(fTmpBuf);

  1474.                 std::sprintf(fTmpBuf, "%f\n", timeInfo.bbt.beatsPerMinute);

  1475.                 fUiServer.writeMessage(fTmpBuf);

  1476.             }

  1477.             else

  1478.             {

  1479.                 std::sprintf(fTmpBuf, P_UINT64 ":0:0:0\n", timeInfo.frame);

  1480.                 fUiServer.writeMessage(fTmpBuf);

  1481.                 fUiServer.writeMessage("0.0\n");

  1482.             }

  1483. 

  1484.             fUiServer.flushMessages();

  1485. #endif

  1486. 

  1487.             // send peaks and param outputs for all plugins

  1488.             for (uint i=0; i < pData->curPluginCount; ++i)

  1489.             {

  1490.                 const EnginePluginData& plugData(pData->plugins[i]);

  1491.                 const CarlaPlugin* const plugin(pData->plugins[i].plugin);

  1492. 

  1493.                 std::sprintf(fTmpBuf, "PEAKS_%i\n", i);

  1494.                 fUiServer.writeMessage(fTmpBuf);

  1495. 

  1496.                 std::sprintf(fTmpBuf, "%f:%f:%f:%f\n", plugData.insPeak[0], plugData.insPeak[1], plugData.outsPeak[0], plugData.outsPeak[1]);

  1497.                 fUiServer.writeMessage(fTmpBuf);

  1498.                 fUiServer.flushMessages();

  1499. 

  1500.                 for (uint32_t j=0, count=plugin->getParameterCount(); j < count; ++j)

  1501.                 {

  1502.                     if (! plugin->isParameterOutput(j))

  1503.                         continue;

  1504. 

  1505.                     std::sprintf(fTmpBuf, "PARAMVAL_%i:%i\n", i, j);

  1506.                     fUiServer.writeMessage(fTmpBuf);

  1507.                     std::sprintf(fTmpBuf, "%f\n", plugin->getParameterValue(j));

  1508.                     fUiServer.writeMessage(fTmpBuf);

  1509.                     fUiServer.flushMessages();

  1510.                 }

  1511.             }

  1512.         }

  1513. 

  1514.         switch (fUiServer.getAndResetUiState())

  1515.         {

  1516.         case CarlaExternalUI::UiNone:

  1517.         case CarlaExternalUI::UiShow:

  1518.             break;

  1519.         case CarlaExternalUI::UiCrashed:

  1520.             pHost->dispatcher(pHost->handle, NATIVE_HOST_OPCODE_UI_UNAVAILABLE, 0, 0, nullptr, 0.0f);

  1521.             break;

  1522.         case CarlaExternalUI::UiHide:

  1523.             pHost->ui_closed(pHost->handle);

  1524.             fUiServer.stopPipeServer(2000);

  1525.             break;

  1526.         }

  1527.     }

  1528. 

  1529.     // -------------------------------------------------------------------

  1530.     // Plugin state calls

  1531. 

  1532.     char* getState() const

  1533.     {

  1534.         MemoryOutputStream out;

  1535.         saveProjectInternal(out);

  1536.         return strdup(out.toString().toRawUTF8());

  1537.     }

  1538. 

  1539.     void setState(const char* const data)

  1540.     {

  1541.         // remove all plugins first, no lock

  1542.         fIsRunning = false;

  1543.         removeAllPlugins();

  1544.         fIsRunning = true;

  1545. 

  1546.         // stopped during removeAllPlugins()

  1547.         if (! pData->thread.isThreadRunning())

  1548.             pData->thread.startThread();

  1549. 

  1550.         fOptionsForced = true;

  1551.         const String state(data);

  1552.         XmlDocument xml(state);

  1553.         loadProjectInternal(xml);

  1554.     }

  1555. 

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

  1557. 

  1558. public:

  1559.     #define handlePtr ((CarlaEngineNative*)handle)

  1560. 

  1561.     static NativePluginHandle _instantiateRack(const NativeHostDescriptor* host)

  1562.     {

  1563.         return new CarlaEngineNative(host, false);

  1564.     }

  1565. 

  1566.     static NativePluginHandle _instantiatePatchbay(const NativeHostDescriptor* host)

  1567.     {

  1568.         return new CarlaEngineNative(host, true);

  1569.     }

  1570. 

  1571.     static NativePluginHandle _instantiatePatchbay3s(const NativeHostDescriptor* host)

  1572.     {

  1573.         return new CarlaEngineNative(host, true, 3, 2);

  1574.     }

  1575. 

  1576.     static NativePluginHandle _instantiatePatchbay16(const NativeHostDescriptor* host)

  1577.     {

  1578.         return new CarlaEngineNative(host, true, 16);

  1579.     }

  1580. 

  1581.     static NativePluginHandle _instantiatePatchbay32(const NativeHostDescriptor* host)

  1582.     {

  1583.         return new CarlaEngineNative(host, true, 32);

  1584.     }

  1585. 

  1586.     static void _cleanup(NativePluginHandle handle)

  1587.     {

  1588.         delete handlePtr;

  1589.     }

  1590. 

  1591.     static uint32_t _get_parameter_count(NativePluginHandle handle)

  1592.     {

  1593.         return handlePtr->getParameterCount();

  1594.     }

  1595. 

  1596.     static const NativeParameter* _get_parameter_info(NativePluginHandle handle, uint32_t index)

  1597.     {

  1598.         return handlePtr->getParameterInfo(index);

  1599.     }

  1600. 

  1601.     static float _get_parameter_value(NativePluginHandle handle, uint32_t index)

  1602.     {

  1603.         return handlePtr->getParameterValue(index);

  1604.     }

  1605. 

  1606.     static const char* _get_parameter_text(NativePluginHandle handle, uint32_t index /*, float value*/)

  1607.     {

  1608.         return handlePtr->getParameterText(index /*, value*/);

  1609.     }

  1610. 

  1611.     static uint32_t _get_midi_program_count(NativePluginHandle handle)

  1612.     {

  1613.         return handlePtr->getMidiProgramCount();

  1614.     }

  1615. 

  1616.     static const NativeMidiProgram* _get_midi_program_info(NativePluginHandle handle, uint32_t index)

  1617.     {

  1618.         return handlePtr->getMidiProgramInfo(index);

  1619.     }

  1620. 

  1621.     static void _set_parameter_value(NativePluginHandle handle, uint32_t index, float value)

  1622.     {

  1623.         handlePtr->setParameterValue(index, value);

  1624.     }

  1625. 

  1626.     static void _set_midi_program(NativePluginHandle handle, uint8_t channel, uint32_t bank, uint32_t program)

  1627.     {

  1628.         handlePtr->setMidiProgram(channel, bank, program);

  1629.     }

  1630. 

  1631.     static void _ui_show(NativePluginHandle handle, bool show)

  1632.     {

  1633.         handlePtr->uiShow(show);

  1634.     }

  1635. 

  1636.     static void _ui_idle(NativePluginHandle handle)

  1637.     {

  1638.         handlePtr->uiIdle();

  1639.     }

  1640. 

  1641.     static void _activate(NativePluginHandle handle)

  1642.     {

  1643.         handlePtr->activate();

  1644.     }

  1645. 

  1646.     static void _deactivate(NativePluginHandle handle)

  1647.     {

  1648.         handlePtr->deactivate();

  1649.     }

  1650. 

  1651.     static void _process(NativePluginHandle handle, float** inBuffer, float** outBuffer, const uint32_t frames, const NativeMidiEvent* midiEvents, uint32_t midiEventCount)

  1652.     {

  1653.         handlePtr->process(inBuffer, outBuffer, frames, midiEvents, midiEventCount);

  1654.     }

  1655. 

  1656.     static char* _get_state(NativePluginHandle handle)

  1657.     {

  1658.         return handlePtr->getState();

  1659.     }

  1660. 

  1661.     static void _set_state(NativePluginHandle handle, const char* data)

  1662.     {

  1663.         handlePtr->setState(data);

  1664.     }

  1665. 

  1666.     static intptr_t _dispatcher(NativePluginHandle handle, NativePluginDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt)

  1667.     {

  1668.         switch(opcode)

  1669.         {

  1670.         case NATIVE_PLUGIN_OPCODE_NULL:

  1671.             return 0;

  1672.         case NATIVE_PLUGIN_OPCODE_BUFFER_SIZE_CHANGED:

  1673.             CARLA_SAFE_ASSERT_RETURN(value > 0, 0);

  1674.             handlePtr->bufferSizeChanged(static_cast<uint32_t>(value));

  1675.             return 0;

  1676.         case NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED:

  1677.             CARLA_SAFE_ASSERT_RETURN(opt > 0.0, 0);

  1678.             handlePtr->sampleRateChanged(static_cast<double>(opt));

  1679.             return 0;

  1680.         case NATIVE_PLUGIN_OPCODE_OFFLINE_CHANGED:

  1681.             handlePtr->offlineModeChanged(value != 0);

  1682.             return 0;

  1683.         case NATIVE_PLUGIN_OPCODE_UI_NAME_CHANGED:

  1684.             //handlePtr->uiNameChanged(static_cast<const char*>(ptr));

  1685.             return 0;

  1686.         }

  1687. 

  1688.         return 0;

  1689. 

  1690.         // unused

  1691.         (void)index;

  1692.         (void)ptr;

  1693.     }

  1694. 

  1695.     // -------------------------------------------------------------------

  1696. 

  1697.     static void _ui_server_callback(void* handle, EngineCallbackOpcode action, uint pluginId, int value1, int value2, float value3, const char* valueStr)

  1698.     {

  1699.         handlePtr->uiServerCallback(action, pluginId, value1, value2, value3, valueStr);

  1700.     }

  1701. 

  1702.     // -------------------------------------------------------------------

  1703. 

  1704.     #undef handlePtr

  1705. 

  1706. private:

  1707.     const NativeHostDescriptor* const pHost;

  1708. 

  1709.     const bool kIsPatchbay; // rack if false

  1710.     bool fIsActive, fIsRunning;

  1711.     CarlaEngineNativeUI fUiServer;

  1712. 

  1713.     bool fOptionsForced;

  1714.     char fTmpBuf[STR_MAX+1];

  1715. 

  1716.     CarlaPlugin* _getFirstPlugin() const noexcept

  1717.     {

  1718.         if (pData->curPluginCount == 0 || pData->plugins == nullptr)

  1719.             return nullptr;

  1720. 

  1721.         CarlaPlugin* const plugin(pData->plugins[0].plugin);

  1722. 

  1723.         if (plugin == nullptr || ! plugin->isEnabled())

  1724.             return nullptr;

  1725. 

  1726.         return pData->plugins[0].plugin;

  1727.     }

  1728. 

  1729.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineNative)

  1730. };

  1731. 

  1732. // -----------------------------------------------------------------------

  1733. 

  1734. static const NativePluginDescriptor carlaRackDesc = {

  1735.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1736.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1737.                                                   |NATIVE_PLUGIN_HAS_UI

  1738.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1739.                                                   |NATIVE_PLUGIN_NEEDS_SINGLE_THREAD

  1740.                                                   |NATIVE_PLUGIN_USES_STATE

  1741.                                                   |NATIVE_PLUGIN_USES_TIME),

  1742.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1743.     /* audioIns  */ 2,

  1744.     /* audioOuts */ 2,

  1745.     /* midiIns   */ 1,

  1746.     /* midiOuts  */ 1,

  1747.     /* paramIns  */ 0,

  1748.     /* paramOuts */ 0,

  1749.     /* name      */ "Carla-Rack",

  1750.     /* label     */ "carlarack",

  1751.     /* maker     */ "falkTX",

  1752.     /* copyright */ "GNU GPL v2+",

  1753.     CarlaEngineNative::_instantiateRack,

  1754.     CarlaEngineNative::_cleanup,

  1755.     CarlaEngineNative::_get_parameter_count,

  1756.     CarlaEngineNative::_get_parameter_info,

  1757.     CarlaEngineNative::_get_parameter_value,

  1758.     CarlaEngineNative::_get_parameter_text,

  1759.     CarlaEngineNative::_get_midi_program_count,

  1760.     CarlaEngineNative::_get_midi_program_info,

  1761.     CarlaEngineNative::_set_parameter_value,

  1762.     CarlaEngineNative::_set_midi_program,

  1763.     /* _set_custom_data        */ nullptr,

  1764.     CarlaEngineNative::_ui_show,

  1765.     CarlaEngineNative::_ui_idle,

  1766.     /* _ui_set_parameter_value */ nullptr,

  1767.     /* _ui_set_midi_program    */ nullptr,

  1768.     /* _ui_set_custom_data     */ nullptr,

  1769.     CarlaEngineNative::_activate,

  1770.     CarlaEngineNative::_deactivate,

  1771.     CarlaEngineNative::_process,

  1772.     CarlaEngineNative::_get_state,

  1773.     CarlaEngineNative::_set_state,

  1774.     CarlaEngineNative::_dispatcher

  1775. };

  1776. 

  1777. static const NativePluginDescriptor carlaPatchbayDesc = {

  1778.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1779.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1780.                                                   |NATIVE_PLUGIN_HAS_UI

  1781.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1782.                                                   |NATIVE_PLUGIN_NEEDS_SINGLE_THREAD

  1783.                                                   |NATIVE_PLUGIN_USES_STATE

  1784.                                                   |NATIVE_PLUGIN_USES_TIME),

  1785.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1786.     /* audioIns  */ 2,

  1787.     /* audioOuts */ 2,

  1788.     /* midiIns   */ 1,

  1789.     /* midiOuts  */ 1,

  1790.     /* paramIns  */ 0,

  1791.     /* paramOuts */ 0,

  1792.     /* name      */ "Carla-Patchbay",

  1793.     /* label     */ "carlapatchbay",

  1794.     /* maker     */ "falkTX",

  1795.     /* copyright */ "GNU GPL v2+",

  1796.     CarlaEngineNative::_instantiatePatchbay,

  1797.     CarlaEngineNative::_cleanup,

  1798.     CarlaEngineNative::_get_parameter_count,

  1799.     CarlaEngineNative::_get_parameter_info,

  1800.     CarlaEngineNative::_get_parameter_value,

  1801.     CarlaEngineNative::_get_parameter_text,

  1802.     CarlaEngineNative::_get_midi_program_count,

  1803.     CarlaEngineNative::_get_midi_program_info,

  1804.     CarlaEngineNative::_set_parameter_value,

  1805.     CarlaEngineNative::_set_midi_program,

  1806.     /* _set_custom_data        */ nullptr,

  1807.     CarlaEngineNative::_ui_show,

  1808.     CarlaEngineNative::_ui_idle,

  1809.     /* _ui_set_parameter_value */ nullptr,

  1810.     /* _ui_set_midi_program    */ nullptr,

  1811.     /* _ui_set_custom_data     */ nullptr,

  1812.     CarlaEngineNative::_activate,

  1813.     CarlaEngineNative::_deactivate,

  1814.     CarlaEngineNative::_process,

  1815.     CarlaEngineNative::_get_state,

  1816.     CarlaEngineNative::_set_state,

  1817.     CarlaEngineNative::_dispatcher

  1818. };

  1819. 

  1820. static const NativePluginDescriptor carlaPatchbay3sDesc = {

  1821.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1822.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1823.                                                   |NATIVE_PLUGIN_HAS_UI

  1824.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1825.                                                   |NATIVE_PLUGIN_NEEDS_SINGLE_THREAD

  1826.                                                   |NATIVE_PLUGIN_USES_STATE

  1827.                                                   |NATIVE_PLUGIN_USES_TIME),

  1828.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1829.     /* audioIns  */ 3,

  1830.     /* audioOuts */ 2,

  1831.     /* midiIns   */ 1,

  1832.     /* midiOuts  */ 1,

  1833.     /* paramIns  */ 0,

  1834.     /* paramOuts */ 0,

  1835.     /* name      */ "Carla-Patchbay (sidechain)",

  1836.     /* label     */ "carlapatchbay3s",

  1837.     /* maker     */ "falkTX",

  1838.     /* copyright */ "GNU GPL v2+",

  1839.     CarlaEngineNative::_instantiatePatchbay3s,

  1840.     CarlaEngineNative::_cleanup,

  1841.     CarlaEngineNative::_get_parameter_count,

  1842.     CarlaEngineNative::_get_parameter_info,

  1843.     CarlaEngineNative::_get_parameter_value,

  1844.     CarlaEngineNative::_get_parameter_text,

  1845.     CarlaEngineNative::_get_midi_program_count,

  1846.     CarlaEngineNative::_get_midi_program_info,

  1847.     CarlaEngineNative::_set_parameter_value,

  1848.     CarlaEngineNative::_set_midi_program,

  1849.     /* _set_custom_data        */ nullptr,

  1850.     CarlaEngineNative::_ui_show,

  1851.     CarlaEngineNative::_ui_idle,

  1852.     /* _ui_set_parameter_value */ nullptr,

  1853.     /* _ui_set_midi_program    */ nullptr,

  1854.     /* _ui_set_custom_data     */ nullptr,

  1855.     CarlaEngineNative::_activate,

  1856.     CarlaEngineNative::_deactivate,

  1857.     CarlaEngineNative::_process,

  1858.     CarlaEngineNative::_get_state,

  1859.     CarlaEngineNative::_set_state,

  1860.     CarlaEngineNative::_dispatcher

  1861. };

  1862. 

  1863. static const NativePluginDescriptor carlaPatchbay16Desc = {

  1864.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1865.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1866.                                                   |NATIVE_PLUGIN_HAS_UI

  1867.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1868.                                                   |NATIVE_PLUGIN_NEEDS_SINGLE_THREAD

  1869.                                                   |NATIVE_PLUGIN_USES_STATE

  1870.                                                   |NATIVE_PLUGIN_USES_TIME),

  1871.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1872.     /* audioIns  */ 16,

  1873.     /* audioOuts */ 16,

  1874.     /* midiIns   */ 1,

  1875.     /* midiOuts  */ 1,

  1876.     /* paramIns  */ 0,

  1877.     /* paramOuts */ 0,

  1878.     /* name      */ "Carla-Patchbay (16chan)",

  1879.     /* label     */ "carlapatchbay16",

  1880.     /* maker     */ "falkTX",

  1881.     /* copyright */ "GNU GPL v2+",

  1882.     CarlaEngineNative::_instantiatePatchbay16,

  1883.     CarlaEngineNative::_cleanup,

  1884.     CarlaEngineNative::_get_parameter_count,

  1885.     CarlaEngineNative::_get_parameter_info,

  1886.     CarlaEngineNative::_get_parameter_value,

  1887.     CarlaEngineNative::_get_parameter_text,

  1888.     CarlaEngineNative::_get_midi_program_count,

  1889.     CarlaEngineNative::_get_midi_program_info,

  1890.     CarlaEngineNative::_set_parameter_value,

  1891.     CarlaEngineNative::_set_midi_program,

  1892.     /* _set_custom_data        */ nullptr,

  1893.     CarlaEngineNative::_ui_show,

  1894.     CarlaEngineNative::_ui_idle,

  1895.     /* _ui_set_parameter_value */ nullptr,

  1896.     /* _ui_set_midi_program    */ nullptr,

  1897.     /* _ui_set_custom_data     */ nullptr,

  1898.     CarlaEngineNative::_activate,

  1899.     CarlaEngineNative::_deactivate,

  1900.     CarlaEngineNative::_process,

  1901.     CarlaEngineNative::_get_state,

  1902.     CarlaEngineNative::_set_state,

  1903.     CarlaEngineNative::_dispatcher

  1904. };

  1905. 

  1906. static const NativePluginDescriptor carlaPatchbay32Desc = {

  1907.     /* category  */ NATIVE_PLUGIN_CATEGORY_OTHER,

  1908.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_SYNTH

  1909.                                                   |NATIVE_PLUGIN_HAS_UI

  1910.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS

  1911.                                                   |NATIVE_PLUGIN_NEEDS_SINGLE_THREAD

  1912.                                                   |NATIVE_PLUGIN_USES_STATE

  1913.                                                   |NATIVE_PLUGIN_USES_TIME),

  1914.     /* supports  */ static_cast<NativePluginSupports>(NATIVE_PLUGIN_SUPPORTS_EVERYTHING),

  1915.     /* audioIns  */ 32,

  1916.     /* audioOuts */ 32,

  1917.     /* midiIns   */ 1,

  1918.     /* midiOuts  */ 1,

  1919.     /* paramIns  */ 0,

  1920.     /* paramOuts */ 0,

  1921.     /* name      */ "Carla-Patchbay (32chan)",

  1922.     /* label     */ "carlapatchbay32",

  1923.     /* maker     */ "falkTX",

  1924.     /* copyright */ "GNU GPL v2+",

  1925.     CarlaEngineNative::_instantiatePatchbay32,

  1926.     CarlaEngineNative::_cleanup,

  1927.     CarlaEngineNative::_get_parameter_count,

  1928.     CarlaEngineNative::_get_parameter_info,

  1929.     CarlaEngineNative::_get_parameter_value,

  1930.     CarlaEngineNative::_get_parameter_text,

  1931.     CarlaEngineNative::_get_midi_program_count,

  1932.     CarlaEngineNative::_get_midi_program_info,

  1933.     CarlaEngineNative::_set_parameter_value,

  1934.     CarlaEngineNative::_set_midi_program,

  1935.     /* _set_custom_data        */ nullptr,

  1936.     CarlaEngineNative::_ui_show,

  1937.     CarlaEngineNative::_ui_idle,

  1938.     /* _ui_set_parameter_value */ nullptr,

  1939.     /* _ui_set_midi_program    */ nullptr,

  1940.     /* _ui_set_custom_data     */ nullptr,

  1941.     CarlaEngineNative::_activate,

  1942.     CarlaEngineNative::_deactivate,

  1943.     CarlaEngineNative::_process,

  1944.     CarlaEngineNative::_get_state,

  1945.     CarlaEngineNative::_set_state,

  1946.     CarlaEngineNative::_dispatcher

  1947. };

  1948. 

  1949. CARLA_BACKEND_END_NAMESPACE

  1950. 

  1951. // -----------------------------------------------------------------------

  1952. 

  1953. CARLA_EXPORT

  1954. void carla_register_native_plugin_carla();

  1955. 

  1956. void carla_register_native_plugin_carla()

  1957. {

  1958.     CARLA_BACKEND_USE_NAMESPACE;

  1959.     carla_register_native_plugin(&carlaRackDesc);

  1960.     carla_register_native_plugin(&carlaPatchbayDesc);

  1961.     carla_register_native_plugin(&carlaPatchbay3sDesc);

  1962.     carla_register_native_plugin(&carlaPatchbay16Desc);

  1963.     carla_register_native_plugin(&carlaPatchbay32Desc);

  1964. }

  1965. 

  1966. // -----------------------------------------------------------------------

  1967. 

  1968. CARLA_EXPORT

  1969. const NativePluginDescriptor* carla_get_native_rack_plugin();

  1970. const NativePluginDescriptor* carla_get_native_rack_plugin()

  1971. {

  1972.     // if this is called then we're running as special plugin

  1973.     gNeedsJuceHandling = true;

  1974. 

  1975.     CARLA_BACKEND_USE_NAMESPACE;

  1976.     return &carlaRackDesc;

  1977. }

  1978. 

  1979. CARLA_EXPORT

  1980. const NativePluginDescriptor* carla_get_native_patchbay_plugin();

  1981. const NativePluginDescriptor* carla_get_native_patchbay_plugin()

  1982. {

  1983.     // if this is called then we're running as special plugin

  1984.     gNeedsJuceHandling = true;

  1985. 

  1986.     CARLA_BACKEND_USE_NAMESPACE;

  1987.     return &carlaPatchbayDesc;

  1988. }

  1989. 

  1990. // -----------------------------------------------------------------------

  1991. // Extra stuff for linking purposes

  1992. 

  1993. #ifdef CARLA_PLUGIN_EXPORT

  1994. 

  1995. CARLA_BACKEND_START_NAMESPACE

  1996. 

  1997. CarlaEngine* CarlaEngine::newJack() { return nullptr; }

  1998. 

  1999. # if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)

  2000. CarlaEngine*       CarlaEngine::newJuce(const AudioApi)           { return nullptr; }

  2001. uint               CarlaEngine::getJuceApiCount()                 { return 0;       }

  2002. const char*        CarlaEngine::getJuceApiName(const uint)        { return nullptr; }

  2003. const char* const* CarlaEngine::getJuceApiDeviceNames(const uint) { return nullptr; }

  2004. const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const uint, const char* const) { return nullptr; }

  2005. # else

  2006. CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi)           { return nullptr; }

  2007. uint               CarlaEngine::getRtAudioApiCount()                 { return 0;       }

  2008. const char*        CarlaEngine::getRtAudioApiName(const uint)        { return nullptr; }

  2009. const char* const* CarlaEngine::getRtAudioApiDeviceNames(const uint) { return nullptr; }

  2010. const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const uint, const char* const) { return nullptr; }

  2011. # endif

  2012. 

  2013. CARLA_BACKEND_END_NAMESPACE

  2014. 

  2015. #include "CarlaHostCommon.cpp"

  2016. #include "CarlaPluginUI.cpp"

  2017. #include "CarlaDssiUtils.cpp"

  2018. #include "CarlaPatchbayUtils.cpp"

  2019. #include "CarlaPipeUtils.cpp"

  2020. #include "CarlaStateUtils.cpp"

  2021. #include "CarlaJuceEvents.cpp"

  2022. 

  2023. #endif

  2024. 

  2025. // -----------------------------------------------------------------------