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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 "zita-rev1/jclient.cc"

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

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

  24. 

  25. using namespace REV1;

  26. 

  27. // -----------------------------------------------------------------------

  28. // REV1 Plugin

  29. 

  30. class REV1Plugin : public NativePluginAndUiClass

  31. {

  32. public:

  33.     enum Parameters {

  34.         kParameterDELAY,

  35.         kParameterXOVER,

  36.         kParameterRTLOW,

  37.         kParameterRTMID,

  38.         kParameterFDAMP,

  39.         kParameterEQ1FR,

  40.         kParameterEQ1GN,

  41.         kParameterEQ2FR,

  42.         kParameterEQ2GN,

  43.         kParameterOPMIXorRGXYZ,

  44.         kParameterNROTARY

  45.     };

  46. 

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

  48.         : NativePluginAndUiClass(host, "zita-rev1-ui"),

  49.           kIsAmbisonic(isAmbisonic),

  50.           kNumInputs(2),

  51.           kNumOutputs(isAmbisonic ? 4 : 2),

  52.           fJackClient(),

  53.           jclient(nullptr)

  54.     {

  55.         CARLA_SAFE_ASSERT(host != nullptr);

  56. 

  57.         carla_zeroStruct(fJackClient);

  58. 

  59.         fJackClient.bufferSize = getBufferSize();

  60.         fJackClient.sampleRate = getSampleRate();

  61. 

  62.         // set initial values

  63.         fParameters[kParameterDELAY] = 0.04f;

  64.         fParameters[kParameterXOVER] = 200.0f;

  65.         fParameters[kParameterRTLOW] = 3.0f;

  66.         fParameters[kParameterRTMID] = 2.0f;

  67.         fParameters[kParameterFDAMP] = 6.0e3;

  68.         fParameters[kParameterEQ1FR] = 160.0f;

  69.         fParameters[kParameterEQ1GN] = 0.0f;

  70.         fParameters[kParameterEQ2FR] = 2.5e3;

  71.         fParameters[kParameterEQ2GN] = 0.0f;

  72. 

  73.         if (isAmbisonic)

  74.             fParameters[kParameterOPMIXorRGXYZ] = 0.0f;

  75.         else

  76.             fParameters[kParameterOPMIXorRGXYZ] = 0.5f;

  77. 

  78.         _recreateZitaClient();

  79.     }

  80. 

  81.     // -------------------------------------------------------------------

  82.     // Plugin parameter calls

  83. 

  84.     uint32_t getParameterCount() const override

  85.     {

  86.         return kParameterNROTARY;

  87.     }

  88. 

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

  90.     {

  91.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY, nullptr);

  92. 

  93.         static NativeParameter param;

  94. 

  95.         int hints = NATIVE_PARAMETER_IS_ENABLED|NATIVE_PARAMETER_IS_AUTOMABLE;

  96. 

  97.         // reset

  98.         param.name = nullptr;

  99.         param.unit = nullptr;

  100.         param.ranges.def       = 0.0f;

  101.         param.ranges.min       = 0.0f;

  102.         param.ranges.max       = 1.0f;

  103.         param.ranges.step      = 1.0f;

  104.         param.ranges.stepSmall = 1.0f;

  105.         param.ranges.stepLarge = 1.0f;

  106.         param.scalePointCount  = 0;

  107.         param.scalePoints      = nullptr;

  108. 

  109.         switch (index)

  110.         {

  111.         case kParameterDELAY:

  112.             param.name = "Delay";

  113.             param.ranges.def = 0.04f;

  114.             param.ranges.min = 0.02f;

  115.             param.ranges.max = 0.100f;

  116.             break;

  117.         case kParameterXOVER:

  118.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  119.             param.name = "Crossover";

  120.             param.ranges.def = 200.0f;

  121.             param.ranges.min = 50.0f;

  122.             param.ranges.max = 1000.0f;

  123.             break;

  124.         case kParameterRTLOW:

  125.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  126.             param.name = "RT60 Low";

  127.             param.ranges.def = 3.0f;

  128.             param.ranges.min = 1.0f;

  129.             param.ranges.max = 8.0f;

  130.             break;

  131.         case kParameterRTMID:

  132.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  133.             param.name = "RT60 Mid";

  134.             param.ranges.def = 2.0f;

  135.             param.ranges.min = 1.0f;

  136.             param.ranges.max = 8.0f;

  137.             break;

  138.         case kParameterFDAMP:

  139.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  140.             param.name = "HF Damping";

  141.             param.ranges.def = 6.0e3;

  142.             param.ranges.min = 1.5e3;

  143.             param.ranges.max = 24.0e3;

  144.             break;

  145.         case kParameterEQ1FR:

  146.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  147.             param.name = "Eq1 Frequency";

  148.             param.ranges.def = 160.0f;

  149.             param.ranges.min = 40.0f;

  150.             param.ranges.max = 2.5e3;

  151.             break;

  152.         case kParameterEQ1GN:

  153.             param.name = "Eq1 Gain";

  154.             param.ranges.def = 0.0f;

  155.             param.ranges.min = -15.0;

  156.             param.ranges.max = 15.0f;

  157.             break;

  158.         case kParameterEQ2FR:

  159.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  160.             param.name = "Eq2 Frequency";

  161.             param.ranges.def = 2.5e3;

  162.             param.ranges.min = 160.0;

  163.             param.ranges.max = 10e3;

  164.             break;

  165.         case kParameterEQ2GN:

  166.             param.name = "Eq2 Gain";

  167.             param.ranges.def = 0.0f;

  168.             param.ranges.min = -15.0;

  169.             param.ranges.max = 15.0f;

  170.             break;

  171.         case kParameterOPMIXorRGXYZ:

  172.             if (kIsAmbisonic)

  173.             {

  174.                 param.name = "XYZ gain";

  175.                 param.ranges.def = 0.0f;

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

  177.                 param.ranges.max = 9.0f;

  178.             }

  179.             else

  180.             {

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

  182.                 param.ranges.def = 0.5f;

  183.                 param.ranges.min = 0.0f;

  184.                 param.ranges.max = 1.0f;

  185.             }

  186.             break;

  187.         }

  188. 

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

  190. 

  191.         return &param;

  192.     }

  193. 

  194.     float getParameterValue(const uint32_t index) const override

  195.     {

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

  197. 

  198.         return fParameters[index];

  199.     }

  200. 

  201.     // -------------------------------------------------------------------

  202.     // Plugin state calls

  203. 

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

  205.     {

  206.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY,);

  207. 

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

  209. 

  210.         fParameters[index] = value;

  211. 

  212.         switch (index)

  213.         {

  214.         case kParameterDELAY:

  215.             reverb->set_delay(value);

  216.             break;

  217.         case kParameterXOVER:

  218.             reverb->set_xover(value);

  219.             break;

  220.         case kParameterRTLOW:

  221.             reverb->set_rtlow(value);

  222.             break;

  223.         case kParameterRTMID:

  224.             reverb->set_rtmid(value);

  225.             break;

  226.         case kParameterFDAMP:

  227.             reverb->set_fdamp(value);

  228.             break;

  229.         case kParameterEQ1FR:

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

  231.             break;

  232.         case kParameterEQ1GN:

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

  234.             break;

  235.         case kParameterEQ2FR:

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

  237.             break;

  238.         case kParameterEQ2GN:

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

  240.             break;

  241.         case kParameterOPMIXorRGXYZ:

  242.             if (kIsAmbisonic)

  243.                 reverb->set_rgxyz(value);

  244.             else

  245.                 reverb->set_opmix(value);

  246.             break;

  247.         }

  248.     }

  249. 

  250.     // -------------------------------------------------------------------

  251.     // Plugin process calls

  252. 

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

  254.     {

  255.         if (! fJackClient.active)

  256.         {

  257.             const int iframes(frames);

  258. 

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

  260.                 carla_zeroFloats(outBuffer[i], iframes);

  261. 

  262.             return;

  263.         }

  264. 

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

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

  267. 

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

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

  270. 

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

  272.     }

  273. 

  274.     // -------------------------------------------------------------------

  275.     // Plugin dispatcher calls

  276. 

  277.     void bufferSizeChanged(const uint32_t bufferSize) override

  278.     {

  279.         fJackClient.bufferSize = bufferSize;

  280.         // _recreateZitaClient(); // FIXME

  281.     }

  282. 

  283.     void sampleRateChanged(const double sampleRate) override

  284.     {

  285.         fJackClient.sampleRate = sampleRate;

  286.         // _recreateZitaClient(); // FIXME

  287.     }

  288. 

  289.     // -------------------------------------------------------------------

  290.     // Plugin UI calls

  291. 

  292.     void uiShow(const bool show) override

  293.     {

  294.         if (show)

  295.         {

  296.             if (isPipeRunning())

  297.             {

  298.                 const CarlaMutexLocker cml(getPipeLock());

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

  300.                 flushMessages();

  301.                 return;

  302.             }

  303. 

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

  305. 

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

  307. 

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

  309.             {

  310.                 uiClosed();

  311.                 hostUiUnavailable();

  312.             }

  313.         }

  314.         else

  315.         {

  316.             CarlaExternalUI::stopPipeServer(2000);

  317.         }

  318.     }

  319. 

  320.     // -------------------------------------------------------------------

  321. 

  322. private:

  323.     const bool     kIsAmbisonic;

  324.     const uint32_t kNumInputs;

  325.     const uint32_t kNumOutputs;

  326. 

  327.     // Fake jack client

  328.     jack_client_t fJackClient;

  329. 

  330.     // Zita stuff (core)

  331.     ScopedPointer<Jclient> jclient;

  332. 

  333.     // Parameters

  334.     float fParameters[kParameterNROTARY];

  335. 

  336.     void _recreateZitaClient()

  337.     {

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

  339. 

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

  341. 

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

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

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

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

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

  347. 

  348.         if (kIsAmbisonic)

  349.         {

  350.             reverb->set_opmix(0.5);

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

  352.         }

  353.         else

  354.         {

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

  356.             reverb->set_rgxyz(0.0);

  357.         }

  358. 

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

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

  361.     }

  362. 

  363. public:

  364.     static NativePluginHandle _instantiateAmbisonic(const NativeHostDescriptor* host)

  365.     {

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

  367.     }

  368. 

  369.     static NativePluginHandle _instantiateStereo(const NativeHostDescriptor* host)

  370.     {

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

  372.     }

  373. 

  374.     static void _cleanup(NativePluginHandle handle)

  375.     {

  376.         delete (REV1Plugin*)handle;

  377.     }

  378. 

  379.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(REV1Plugin)

  380. };

  381. 

  382. // -----------------------------------------------------------------------

  383. 

  384. static const NativePluginDescriptor rev1AmbisonicDesc = {

  385.     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,

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

  387.                                                   |NATIVE_PLUGIN_HAS_UI

  388.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS),

  389.     /* supports  */ NATIVE_PLUGIN_SUPPORTS_NOTHING,

  390.     /* audioIns  */ 2,

  391.     /* audioOuts */ 4,

  392.     /* midiIns   */ 0,

  393.     /* midiOuts  */ 0,

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

  395.     /* paramOuts */ 0,

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

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

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

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

  400.     REV1Plugin::_instantiateAmbisonic,

  401.     REV1Plugin::_cleanup,

  402.     REV1Plugin::_get_parameter_count,

  403.     REV1Plugin::_get_parameter_info,

  404.     REV1Plugin::_get_parameter_value,

  405.     REV1Plugin::_get_midi_program_count,

  406.     REV1Plugin::_get_midi_program_info,

  407.     REV1Plugin::_set_parameter_value,

  408.     REV1Plugin::_set_midi_program,

  409.     REV1Plugin::_set_custom_data,

  410.     REV1Plugin::_ui_show,

  411.     REV1Plugin::_ui_idle,

  412.     REV1Plugin::_ui_set_parameter_value,

  413.     REV1Plugin::_ui_set_midi_program,

  414.     REV1Plugin::_ui_set_custom_data,

  415.     REV1Plugin::_activate,

  416.     REV1Plugin::_deactivate,

  417.     REV1Plugin::_process,

  418.     REV1Plugin::_get_state,

  419.     REV1Plugin::_set_state,

  420.     REV1Plugin::_dispatcher

  421. };

  422. 

  423. static const NativePluginDescriptor rev1StereoDesc = {

  424.     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,

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

  426.                                                   |NATIVE_PLUGIN_HAS_UI

  427.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS),

  428.     /* supports  */ NATIVE_PLUGIN_SUPPORTS_NOTHING,

  429.     /* audioIns  */ 2,

  430.     /* audioOuts */ 2,

  431.     /* midiIns   */ 0,

  432.     /* midiOuts  */ 0,

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

  434.     /* paramOuts */ 0,

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

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

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

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

  439.     REV1Plugin::_instantiateStereo,

  440.     REV1Plugin::_cleanup,

  441.     REV1Plugin::_get_parameter_count,

  442.     REV1Plugin::_get_parameter_info,

  443.     REV1Plugin::_get_parameter_value,

  444.     REV1Plugin::_get_midi_program_count,

  445.     REV1Plugin::_get_midi_program_info,

  446.     REV1Plugin::_set_parameter_value,

  447.     REV1Plugin::_set_midi_program,

  448.     REV1Plugin::_set_custom_data,

  449.     REV1Plugin::_ui_show,

  450.     REV1Plugin::_ui_idle,

  451.     REV1Plugin::_ui_set_parameter_value,

  452.     REV1Plugin::_ui_set_midi_program,

  453.     REV1Plugin::_ui_set_custom_data,

  454.     REV1Plugin::_activate,

  455.     REV1Plugin::_deactivate,

  456.     REV1Plugin::_process,

  457.     REV1Plugin::_get_state,

  458.     REV1Plugin::_set_state,

  459.     REV1Plugin::_dispatcher

  460. };

  461. 

  462. // -----------------------------------------------------------------------

  463. 

  464. CARLA_EXPORT

  465. void carla_register_native_plugin_zita_rev1();

  466. 

  467. CARLA_EXPORT

  468. void carla_register_native_plugin_zita_rev1()

  469. {

  470.     carla_register_native_plugin(&rev1AmbisonicDesc);

  471.     carla_register_native_plugin(&rev1StereoDesc);

  472. }

  473. 

  474. // -----------------------------------------------------------------------