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Carla/source/native-plugins/zita-rev1.cpp

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  1. /*

  2.  * Carla Native Plugins

  3.  * Copyright (C) 2012-2017 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 "CarlaNativeExtUI.hpp"

  19. #include "CarlaJuceUtils.hpp"

  20. 

  21. #include "AppConfig.h"

  22. #include "juce_audio_basics/juce_audio_basics.h"

  23. 

  24. #include "zita-rev1/jclient.cc"

  25. #include "zita-rev1/pareq.cc"

  26. #include "zita-rev1/reverb.cc"

  27. 

  28. using juce::FloatVectorOperations;

  29. using juce::ScopedPointer;

  30. 

  31. using namespace REV1;

  32. 

  33. // -----------------------------------------------------------------------

  34. // REV1 Plugin

  35. 

  36. class REV1Plugin : public NativePluginAndUiClass

  37. {

  38. public:

  39.     enum Parameters {

  40.         kParameterDELAY,

  41.         kParameterXOVER,

  42.         kParameterRTLOW,

  43.         kParameterRTMID,

  44.         kParameterFDAMP,

  45.         kParameterEQ1FR,

  46.         kParameterEQ1GN,

  47.         kParameterEQ2FR,

  48.         kParameterEQ2GN,

  49.         kParameterOPMIXorRGXYZ,

  50.         kParameterNROTARY

  51.     };

  52. 

  53.     REV1Plugin(const NativeHostDescriptor* const host, const bool isAmbisonic)

  54.         : NativePluginAndUiClass(host, "rev1-ui"),

  55.           kIsAmbisonic(isAmbisonic),

  56.           kNumInputs(2),

  57.           kNumOutputs(isAmbisonic ? 4 : 2),

  58.           fJackClient(),

  59.           jclient(nullptr)

  60.     {

  61.         CARLA_SAFE_ASSERT(host != nullptr);

  62. 

  63.         carla_zeroStruct(fJackClient);

  64. 

  65.         fJackClient.bufferSize = getBufferSize();

  66.         fJackClient.sampleRate = getSampleRate();

  67. 

  68.         // set initial values

  69.         fParameters[kParameterDELAY] = 0.04f;

  70.         fParameters[kParameterXOVER] = 200.0f;

  71.         fParameters[kParameterRTLOW] = 3.0f;

  72.         fParameters[kParameterRTMID] = 2.0f;

  73.         fParameters[kParameterFDAMP] = 6.0e3;

  74.         fParameters[kParameterEQ1FR] = 160.0f;

  75.         fParameters[kParameterEQ1GN] = 0.0f;

  76.         fParameters[kParameterEQ2FR] = 2.5e3;

  77.         fParameters[kParameterEQ2GN] = 0.0f;

  78. 

  79.         if (isAmbisonic)

  80.             fParameters[kParameterOPMIXorRGXYZ] = 0.0f;

  81.         else

  82.             fParameters[kParameterOPMIXorRGXYZ] = 0.5f;

  83. 

  84.         _recreateZitaClient();

  85.     }

  86. 

  87.     // -------------------------------------------------------------------

  88.     // Plugin parameter calls

  89. 

  90.     uint32_t getParameterCount() const override

  91.     {

  92.         return kParameterNROTARY;

  93.     }

  94. 

  95.     const NativeParameter* getParameterInfo(const uint32_t index) const override

  96.     {

  97.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY, nullptr);

  98. 

  99.         static NativeParameter param;

  100. 

  101.         int hints = NATIVE_PARAMETER_IS_ENABLED|NATIVE_PARAMETER_IS_AUTOMABLE;

  102. 

  103.         // reset

  104.         param.name = nullptr;

  105.         param.unit = nullptr;

  106.         param.ranges.def       = 0.0f;

  107.         param.ranges.min       = 0.0f;

  108.         param.ranges.max       = 1.0f;

  109.         param.ranges.step      = 1.0f;

  110.         param.ranges.stepSmall = 1.0f;

  111.         param.ranges.stepLarge = 1.0f;

  112.         param.scalePointCount  = 0;

  113.         param.scalePoints      = nullptr;

  114. 

  115.         switch (index)

  116.         {

  117.         case kParameterDELAY:

  118.             param.name = "Delay";

  119.             param.ranges.def = 0.04f;

  120.             param.ranges.min = 0.02f;

  121.             param.ranges.max = 0.100f;

  122.             break;

  123.         case kParameterXOVER:

  124.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  125.             param.name = "Crossover";

  126.             param.ranges.def = 200.0f;

  127.             param.ranges.min = 50.0f;

  128.             param.ranges.max = 1000.0f;

  129.             break;

  130.         case kParameterRTLOW:

  131.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  132.             param.name = "RT60 Low";

  133.             param.ranges.def = 3.0f;

  134.             param.ranges.min = 1.0f;

  135.             param.ranges.max = 8.0f;

  136.             break;

  137.         case kParameterRTMID:

  138.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  139.             param.name = "RT60 Mid";

  140.             param.ranges.def = 2.0f;

  141.             param.ranges.min = 1.0f;

  142.             param.ranges.max = 8.0f;

  143.             break;

  144.         case kParameterFDAMP:

  145.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  146.             param.name = "HF Damping";

  147.             param.ranges.def = 6.0e3;

  148.             param.ranges.min = 1.5e3;

  149.             param.ranges.max = 24.0e3;

  150.             break;

  151.         case kParameterEQ1FR:

  152.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  153.             param.name = "Eq1 Frequency";

  154.             param.ranges.def = 160.0f;

  155.             param.ranges.min = 40.0f;

  156.             param.ranges.max = 2.5e3;

  157.             break;

  158.         case kParameterEQ1GN:

  159.             param.name = "Eq1 Gain";

  160.             param.ranges.def = 0.0f;

  161.             param.ranges.min = -15.0;

  162.             param.ranges.max = 15.0f;

  163.             break;

  164.         case kParameterEQ2FR:

  165.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  166.             param.name = "Eq2 Frequency";

  167.             param.ranges.def = 2.5e3;

  168.             param.ranges.min = 160.0;

  169.             param.ranges.max = 10e3;

  170.             break;

  171.         case kParameterEQ2GN:

  172.             param.name = "Eq2 Gain";

  173.             param.ranges.def = 0.0f;

  174.             param.ranges.min = -15.0;

  175.             param.ranges.max = 15.0f;

  176.             break;

  177.         case kParameterOPMIXorRGXYZ:

  178.             if (kIsAmbisonic)

  179.             {

  180.                 param.name = "XYZ gain";

  181.                 param.ranges.def = 0.0f;

  182.                 param.ranges.min = -9.0f;

  183.                 param.ranges.max = 9.0f;

  184.             }

  185.             else

  186.             {

  187.                 param.name = "Dry/wet mix";

  188.                 param.ranges.def = 0.5f;

  189.                 param.ranges.min = 0.0f;

  190.                 param.ranges.max = 1.0f;

  191.             }

  192.             break;

  193.         }

  194. 

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

  196. 

  197.         return &param;

  198.     }

  199. 

  200.     float getParameterValue(const uint32_t index) const override

  201.     {

  202.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY, 0.0f);

  203. 

  204.         return fParameters[index];

  205.     }

  206. 

  207.     // -------------------------------------------------------------------

  208.     // Plugin state calls

  209. 

  210.     void setParameterValue(const uint32_t index, const float value) override

  211.     {

  212.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY,);

  213. 

  214.         Reverb* const reverb(jclient->reverb());

  215. 

  216.         fParameters[index] = value;

  217. 

  218.         switch (index)

  219.         {

  220.         case kParameterDELAY:

  221.             reverb->set_delay(value);

  222.             break;

  223.         case kParameterXOVER:

  224.             reverb->set_xover(value);

  225.             break;

  226.         case kParameterRTLOW:

  227.             reverb->set_rtlow(value);

  228.             break;

  229.         case kParameterRTMID:

  230.             reverb->set_rtmid(value);

  231.             break;

  232.         case kParameterFDAMP:

  233.             reverb->set_fdamp(value);

  234.             break;

  235.         case kParameterEQ1FR:

  236.             reverb->set_eq1(value, fParameters[kParameterEQ1GN]);

  237.             break;

  238.         case kParameterEQ1GN:

  239.             reverb->set_eq1(fParameters[kParameterEQ1FR], value);

  240.             break;

  241.         case kParameterEQ2FR:

  242.             reverb->set_eq2(value, fParameters[kParameterEQ2GN]);

  243.             break;

  244.         case kParameterEQ2GN:

  245.             reverb->set_eq2(fParameters[kParameterEQ2FR], value);

  246.             break;

  247.         case kParameterOPMIXorRGXYZ:

  248.             if (kIsAmbisonic)

  249.                 reverb->set_rgxyz(value);

  250.             else

  251.                 reverb->set_opmix(value);

  252.             break;

  253.         }

  254.     }

  255. 

  256.     // -------------------------------------------------------------------

  257.     // Plugin process calls

  258. 

  259.     void process(float** const inBuffer, float** const outBuffer, const uint32_t frames, const NativeMidiEvent* const, const uint32_t) override

  260.     {

  261.         if (! fJackClient.active)

  262.         {

  263.             const int iframes(static_cast<int>(frames));

  264. 

  265.             for (uint32_t i=0; i<kNumInputs; ++i)

  266.                 FloatVectorOperations::clear(outBuffer[i], iframes);

  267. 

  268.             return;

  269.         }

  270. 

  271.         for (uint32_t i=0; i<kNumInputs; ++i)

  272.             fJackClient.portsAudioIn[i].buffer.audio = inBuffer[i];

  273. 

  274.         for (uint32_t i=0; i<kNumOutputs; ++i)

  275.             fJackClient.portsAudioOut[i].buffer.audio = outBuffer[i];

  276. 

  277.         fJackClient.processCallback(frames, fJackClient.processPtr);

  278.     }

  279. 

  280.     // -------------------------------------------------------------------

  281.     // Plugin dispatcher calls

  282. 

  283.     void bufferSizeChanged(const uint32_t bufferSize) override

  284.     {

  285.         fJackClient.bufferSize = bufferSize;

  286.         // _recreateZitaClient(); // FIXME

  287.     }

  288. 

  289.     void sampleRateChanged(const double sampleRate) override

  290.     {

  291.         fJackClient.sampleRate = sampleRate;

  292.         // _recreateZitaClient(); // FIXME

  293.     }

  294. 

  295.     // -------------------------------------------------------------------

  296.     // Plugin UI calls

  297. 

  298.     void uiShow(const bool show) override

  299.     {

  300.         if (show)

  301.         {

  302.             if (isPipeRunning())

  303.             {

  304.                 const CarlaMutexLocker cml(getPipeLock());

  305.                 writeMessage("focus\n", 6);

  306.                 flushMessages();

  307.                 return;

  308.             }

  309. 

  310.             carla_stdout("Trying to start UI using \"%s\"", getExtUiPath());

  311. 

  312.             CarlaExternalUI::setData(getExtUiPath(), kIsAmbisonic ? "true" : "false", getUiName());

  313. 

  314.             if (! CarlaExternalUI::startPipeServer(true))

  315.             {

  316.                 uiClosed();

  317.                 hostUiUnavailable();

  318.             }

  319.         }

  320.         else

  321.         {

  322.             CarlaExternalUI::stopPipeServer(2000);

  323.         }

  324.     }

  325. 

  326.     // -------------------------------------------------------------------

  327. 

  328. private:

  329.     const bool     kIsAmbisonic;

  330.     const uint32_t kNumInputs;

  331.     const uint32_t kNumOutputs;

  332. 

  333.     // Fake jack client

  334.     jack_client_t fJackClient;

  335. 

  336.     // Zita stuff (core)

  337.     ScopedPointer<Jclient> jclient;

  338. 

  339.     // Parameters

  340.     float fParameters[kParameterNROTARY];

  341. 

  342.     void _recreateZitaClient()

  343.     {

  344.         jclient = new Jclient(&fJackClient, kIsAmbisonic);

  345. 

  346.         Reverb* const reverb(jclient->reverb());

  347. 

  348.         reverb->set_delay(fParameters[kParameterDELAY]);

  349.         reverb->set_xover(fParameters[kParameterXOVER]);

  350.         reverb->set_rtlow(fParameters[kParameterRTLOW]);

  351.         reverb->set_rtmid(fParameters[kParameterRTMID]);

  352.         reverb->set_fdamp(fParameters[kParameterFDAMP]);

  353. 

  354.         if (kIsAmbisonic)

  355.         {

  356.             reverb->set_opmix(0.5);

  357.             reverb->set_rgxyz(fParameters[kParameterOPMIXorRGXYZ]);

  358.         }

  359.         else

  360.         {

  361.             reverb->set_opmix(fParameters[kParameterOPMIXorRGXYZ]);

  362.             reverb->set_rgxyz(0.0);

  363.         }

  364. 

  365.         reverb->set_eq1(fParameters[kParameterEQ1FR], fParameters[kParameterEQ1GN]);

  366.         reverb->set_eq2(fParameters[kParameterEQ2FR], fParameters[kParameterEQ2GN]);

  367.     }

  368. 

  369. public:

  370.     static NativePluginHandle _instantiateAmbisonic(const NativeHostDescriptor* host)

  371.     {

  372.         return (host != nullptr) ? new REV1Plugin(host, true) : nullptr;

  373.     }

  374. 

  375.     static NativePluginHandle _instantiateStereo(const NativeHostDescriptor* host)

  376.     {

  377.         return (host != nullptr) ? new REV1Plugin(host, false) : nullptr;

  378.     }

  379. 

  380.     static void _cleanup(NativePluginHandle handle)

  381.     {

  382.         delete (REV1Plugin*)handle;

  383.     }

  384. 

  385.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(REV1Plugin)

  386. };

  387. 

  388. // -----------------------------------------------------------------------

  389. 

  390. static const NativePluginDescriptor rev1AmbisonicDesc = {

  391.     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,

  392.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_RTSAFE

  393.                                                   |NATIVE_PLUGIN_HAS_UI

  394.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS),

  395.     /* supports  */ NATIVE_PLUGIN_SUPPORTS_NOTHING,

  396.     /* audioIns  */ 2,

  397.     /* audioOuts */ 4,

  398.     /* midiIns   */ 0,

  399.     /* midiOuts  */ 0,

  400.     /* paramIns  */ REV1Plugin::kParameterNROTARY,

  401.     /* paramOuts */ 0,

  402.     /* name      */ "REV1 (Ambisonic)",

  403.     /* label     */ "rev1-ambisonic",

  404.     /* maker     */ "falkTX, Fons Adriaensen",

  405.     /* copyright */ "GPL v2+",

  406.     REV1Plugin::_instantiateAmbisonic,

  407.     REV1Plugin::_cleanup,

  408.     REV1Plugin::_get_parameter_count,

  409.     REV1Plugin::_get_parameter_info,

  410.     REV1Plugin::_get_parameter_value,

  411.     REV1Plugin::_get_midi_program_count,

  412.     REV1Plugin::_get_midi_program_info,

  413.     REV1Plugin::_set_parameter_value,

  414.     REV1Plugin::_set_midi_program,

  415.     REV1Plugin::_set_custom_data,

  416.     REV1Plugin::_ui_show,

  417.     REV1Plugin::_ui_idle,

  418.     REV1Plugin::_ui_set_parameter_value,

  419.     REV1Plugin::_ui_set_midi_program,

  420.     REV1Plugin::_ui_set_custom_data,

  421.     REV1Plugin::_activate,

  422.     REV1Plugin::_deactivate,

  423.     REV1Plugin::_process,

  424.     REV1Plugin::_get_state,

  425.     REV1Plugin::_set_state,

  426.     REV1Plugin::_dispatcher

  427. };

  428. 

  429. static const NativePluginDescriptor rev1StereoDesc = {

  430.     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,

  431.     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_RTSAFE

  432.                                                   |NATIVE_PLUGIN_HAS_UI

  433.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS),

  434.     /* supports  */ NATIVE_PLUGIN_SUPPORTS_NOTHING,

  435.     /* audioIns  */ 2,

  436.     /* audioOuts */ 2,

  437.     /* midiIns   */ 0,

  438.     /* midiOuts  */ 0,

  439.     /* paramIns  */ REV1Plugin::kParameterNROTARY,

  440.     /* paramOuts */ 0,

  441.     /* name      */ "REV1 (Stereo)",

  442.     /* label     */ "rev1-stereo",

  443.     /* maker     */ "falkTX, Fons Adriaensen",

  444.     /* copyright */ "GPL v2+",

  445.     REV1Plugin::_instantiateStereo,

  446.     REV1Plugin::_cleanup,

  447.     REV1Plugin::_get_parameter_count,

  448.     REV1Plugin::_get_parameter_info,

  449.     REV1Plugin::_get_parameter_value,

  450.     REV1Plugin::_get_midi_program_count,

  451.     REV1Plugin::_get_midi_program_info,

  452.     REV1Plugin::_set_parameter_value,

  453.     REV1Plugin::_set_midi_program,

  454.     REV1Plugin::_set_custom_data,

  455.     REV1Plugin::_ui_show,

  456.     REV1Plugin::_ui_idle,

  457.     REV1Plugin::_ui_set_parameter_value,

  458.     REV1Plugin::_ui_set_midi_program,

  459.     REV1Plugin::_ui_set_custom_data,

  460.     REV1Plugin::_activate,

  461.     REV1Plugin::_deactivate,

  462.     REV1Plugin::_process,

  463.     REV1Plugin::_get_state,

  464.     REV1Plugin::_set_state,

  465.     REV1Plugin::_dispatcher

  466. };

  467. 

  468. // -----------------------------------------------------------------------

  469. 

  470. CARLA_EXPORT

  471. void carla_register_native_plugin_zita_rev1();

  472. 

  473. CARLA_EXPORT

  474. void carla_register_native_plugin_zita_rev1()

  475. {

  476.     carla_register_native_plugin(&rev1AmbisonicDesc);

  477.     carla_register_native_plugin(&rev1StereoDesc);

  478. }

  479. 

  480. // -----------------------------------------------------------------------