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

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  1. /*

  2.  * Carla Native Plugins

  3.  * Copyright (C) 2012-2015 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 "juce_audio_basics.h"

  22. 

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

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

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

  26. 

  27. using juce::FloatVectorOperations;

  28. using juce::ScopedPointer;

  29. 

  30. using namespace REV1;

  31. 

  32. // -----------------------------------------------------------------------

  33. // REV1 Plugin

  34. 

  35. class REV1Plugin : public NativePluginAndUiClass

  36. {

  37. public:

  38.     enum Parameters {

  39.         kParameterDELAY,

  40.         kParameterXOVER,

  41.         kParameterRTLOW,

  42.         kParameterRTMID,

  43.         kParameterFDAMP,

  44.         kParameterEQ1FR,

  45.         kParameterEQ1GN,

  46.         kParameterEQ2FR,

  47.         kParameterEQ2GN,

  48.         kParameterOPMIXorRGXYZ,

  49.         kParameterNROTARY

  50.     };

  51. 

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

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

  54.           kIsAmbisonic(isAmbisonic),

  55.           kNumInputs(2),

  56.           kNumOutputs(isAmbisonic ? 4 : 2),

  57.           fJackClient(),

  58.           jclient(nullptr),

  59.           leakDetector_REV1Plugin()

  60.     {

  61.         CARLA_SAFE_ASSERT(host != nullptr);

  62. 

  63.         carla_zeroStruct(fJackClient);

  64. 

  65.         fJackClient.clientName = "rev1";

  66.         fJackClient.bufferSize = getBufferSize();

  67.         fJackClient.sampleRate = getSampleRate();

  68. 

  69.         // set initial values

  70.         fParameters[kParameterDELAY] = 0.04f;

  71.         fParameters[kParameterXOVER] = 200.0f;

  72.         fParameters[kParameterRTLOW] = 3.0f;

  73.         fParameters[kParameterRTMID] = 2.0f;

  74.         fParameters[kParameterFDAMP] = 6.0e3;

  75.         fParameters[kParameterEQ1FR] = 160.0f;

  76.         fParameters[kParameterEQ1GN] = 0.0f;

  77.         fParameters[kParameterEQ2FR] = 2.5e3;

  78.         fParameters[kParameterEQ2GN] = 0.0f;

  79. 

  80.         if (isAmbisonic)

  81.             fParameters[kParameterOPMIXorRGXYZ] = 0.0f;

  82.         else

  83.             fParameters[kParameterOPMIXorRGXYZ] = 0.5f;

  84. 

  85.         _recreateZitaClient();

  86.     }

  87. 

  88.     // -------------------------------------------------------------------

  89.     // Plugin parameter calls

  90. 

  91.     uint32_t getParameterCount() const override

  92.     {

  93.         return kParameterNROTARY;

  94.     }

  95. 

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

  97.     {

  98.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY, nullptr);

  99. 

  100.         static NativeParameter param;

  101. 

  102.         int hints = NATIVE_PARAMETER_IS_ENABLED|NATIVE_PARAMETER_IS_AUTOMABLE;

  103. 

  104.         // reset

  105.         param.name = nullptr;

  106.         param.unit = nullptr;

  107.         param.ranges.def       = 0.0f;

  108.         param.ranges.min       = 0.0f;

  109.         param.ranges.max       = 1.0f;

  110.         param.ranges.step      = 1.0f;

  111.         param.ranges.stepSmall = 1.0f;

  112.         param.ranges.stepLarge = 1.0f;

  113.         param.scalePointCount  = 0;

  114.         param.scalePoints      = nullptr;

  115. 

  116.         switch (index)

  117.         {

  118.         case kParameterDELAY:

  119.             param.name = "Delay";

  120.             param.ranges.def = 0.04f;

  121.             param.ranges.min = 0.02f;

  122.             param.ranges.max = 0.100f;

  123.             break;

  124.         case kParameterXOVER:

  125.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  126.             param.name = "Crossover";

  127.             param.ranges.def = 200.0f;

  128.             param.ranges.min = 50.0f;

  129.             param.ranges.max = 1000.0f;

  130.             break;

  131.         case kParameterRTLOW:

  132.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  133.             param.name = "RT60 Low";

  134.             param.ranges.def = 3.0f;

  135.             param.ranges.min = 1.0f;

  136.             param.ranges.max = 8.0f;

  137.             break;

  138.         case kParameterRTMID:

  139.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  140.             param.name = "RT60 Mid";

  141.             param.ranges.def = 2.0f;

  142.             param.ranges.min = 1.0f;

  143.             param.ranges.max = 8.0f;

  144.             break;

  145.         case kParameterFDAMP:

  146.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  147.             param.name = "HF Damping";

  148.             param.ranges.def = 6.0e3;

  149.             param.ranges.min = 1.5e3;

  150.             param.ranges.max = 24.0e3;

  151.             break;

  152.         case kParameterEQ1FR:

  153.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  154.             param.name = "Eq1 Frequency";

  155.             param.ranges.def = 160.0f;

  156.             param.ranges.min = 40.0f;

  157.             param.ranges.max = 2.5e3;

  158.             break;

  159.         case kParameterEQ1GN:

  160.             param.name = "Eq1 Gain";

  161.             param.ranges.def = 0.0f;

  162.             param.ranges.min = -15.0;

  163.             param.ranges.max = 15.0f;

  164.             break;

  165.         case kParameterEQ2FR:

  166.             hints |= NATIVE_PARAMETER_IS_LOGARITHMIC;

  167.             param.name = "Eq2 Frequency";

  168.             param.ranges.def = 2.5e3;

  169.             param.ranges.min = 160.0;

  170.             param.ranges.max = 10e3;

  171.             break;

  172.         case kParameterEQ2GN:

  173.             param.name = "Eq2 Gain";

  174.             param.ranges.def = 0.0f;

  175.             param.ranges.min = -15.0;

  176.             param.ranges.max = 15.0f;

  177.             break;

  178.         case kParameterOPMIXorRGXYZ:

  179.             if (kIsAmbisonic)

  180.             {

  181.                 param.name = "XYZ gain";

  182.                 param.ranges.def = 0.0f;

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

  184.                 param.ranges.max = 9.0f;

  185.             }

  186.             else

  187.             {

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

  189.                 param.ranges.def = 0.5f;

  190.                 param.ranges.min = 0.0f;

  191.                 param.ranges.max = 1.0f;

  192.             }

  193.             break;

  194.         }

  195. 

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

  197. 

  198.         return &param;

  199.     }

  200. 

  201.     float getParameterValue(const uint32_t index) const override

  202.     {

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

  204. 

  205.         return fParameters[index];

  206.     }

  207. 

  208.     // -------------------------------------------------------------------

  209.     // Plugin state calls

  210. 

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

  212.     {

  213.         CARLA_SAFE_ASSERT_RETURN(index < kParameterNROTARY,);

  214. 

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

  216. 

  217.         fParameters[index] = value;

  218. 

  219.         switch (index)

  220.         {

  221.         case kParameterDELAY:

  222.             reverb->set_delay(value);

  223.             break;

  224.         case kParameterXOVER:

  225.             reverb->set_xover(value);

  226.             break;

  227.         case kParameterRTLOW:

  228.             reverb->set_rtlow(value);

  229.             break;

  230.         case kParameterRTMID:

  231.             reverb->set_rtmid(value);

  232.             break;

  233.         case kParameterFDAMP:

  234.             reverb->set_fdamp(value);

  235.             break;

  236.         case kParameterEQ1FR:

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

  238.             break;

  239.         case kParameterEQ1GN:

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

  241.             break;

  242.         case kParameterEQ2FR:

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

  244.             break;

  245.         case kParameterEQ2GN:

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

  247.             break;

  248.         case kParameterOPMIXorRGXYZ:

  249.             if (kIsAmbisonic)

  250.                 reverb->set_rgxyz(value);

  251.             else

  252.                 reverb->set_opmix(value);

  253.             break;

  254.         }

  255.     }

  256. 

  257.     // -------------------------------------------------------------------

  258.     // Plugin process calls

  259. 

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

  261.     {

  262.         if (! fJackClient.active)

  263.         {

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

  265. 

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

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

  268. 

  269.             return;

  270.         }

  271. 

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

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

  274. 

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

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

  277. 

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

  279.     }

  280. 

  281.     // -------------------------------------------------------------------

  282.     // Plugin dispatcher calls

  283. 

  284.     void bufferSizeChanged(const uint32_t bufferSize) override

  285.     {

  286.         fJackClient.bufferSize = bufferSize;

  287.         _recreateZitaClient();

  288.     }

  289. 

  290.     void sampleRateChanged(const double sampleRate) override

  291.     {

  292.         fJackClient.sampleRate = sampleRate;

  293.         _recreateZitaClient();

  294.     }

  295. 

  296.     // -------------------------------------------------------------------

  297.     // Plugin UI calls

  298. 

  299.     void uiShow(const bool show) override

  300.     {

  301.         if (show)

  302.         {

  303.             if (isPipeRunning())

  304.             {

  305.                 const CarlaMutexLocker cml(getPipeLock());

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

  307.                 flushMessages();

  308.                 return;

  309.             }

  310. 

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

  312. 

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

  314. 

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

  316.             {

  317.                 uiClosed();

  318.                 hostUiUnavailable();

  319.             }

  320.         }

  321.         else

  322.         {

  323.             CarlaExternalUI::stopPipeServer(2000);

  324.         }

  325.     }

  326. 

  327.     // -------------------------------------------------------------------

  328. 

  329. private:

  330.     const bool     kIsAmbisonic;

  331.     const uint32_t kNumInputs;

  332.     const uint32_t kNumOutputs;

  333. 

  334.     // Fake jack client

  335.     jack_client_t fJackClient;

  336. 

  337.     // Zita stuff (core)

  338.     ScopedPointer<Jclient> jclient;

  339. 

  340.     // Parameters

  341.     float fParameters[kParameterNROTARY];

  342. 

  343.     void _recreateZitaClient()

  344.     {

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

  346. 

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

  348. 

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

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

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

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

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

  354. 

  355.         if (kIsAmbisonic)

  356.         {

  357.             reverb->set_opmix(0.5);

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

  359.         }

  360.         else

  361.         {

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

  363.             reverb->set_rgxyz(0.0);

  364.         }

  365. 

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

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

  368.     }

  369. 

  370. public:

  371.     static NativePluginHandle _instantiateAmbisonic(const NativeHostDescriptor* host)

  372.     {

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

  374.     }

  375. 

  376.     static NativePluginHandle _instantiateStereo(const NativeHostDescriptor* host)

  377.     {

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

  379.     }

  380. 

  381.     static void _cleanup(NativePluginHandle handle)

  382.     {

  383.         delete (REV1Plugin*)handle;

  384.     }

  385. 

  386.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(REV1Plugin)

  387. };

  388. 

  389. // -----------------------------------------------------------------------

  390. 

  391. static const NativePluginDescriptor rev1AmbisonicDesc = {

  392.     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,

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

  394.                                                   |NATIVE_PLUGIN_HAS_UI

  395.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS),

  396.     /* supports  */ static_cast<NativePluginSupports>(0x0),

  397.     /* audioIns  */ 2,

  398.     /* audioOuts */ 4,

  399.     /* midiIns   */ 0,

  400.     /* midiOuts  */ 0,

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

  402.     /* paramOuts */ 0,

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

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

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

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

  407.     REV1Plugin::_instantiateAmbisonic,

  408.     REV1Plugin::_cleanup,

  409.     REV1Plugin::_get_parameter_count,

  410.     REV1Plugin::_get_parameter_info,

  411.     REV1Plugin::_get_parameter_value,

  412.     REV1Plugin::_get_parameter_text,

  413.     REV1Plugin::_get_midi_program_count,

  414.     REV1Plugin::_get_midi_program_info,

  415.     REV1Plugin::_set_parameter_value,

  416.     REV1Plugin::_set_midi_program,

  417.     REV1Plugin::_set_custom_data,

  418.     REV1Plugin::_ui_show,

  419.     REV1Plugin::_ui_idle,

  420.     REV1Plugin::_ui_set_parameter_value,

  421.     REV1Plugin::_ui_set_midi_program,

  422.     REV1Plugin::_ui_set_custom_data,

  423.     REV1Plugin::_activate,

  424.     REV1Plugin::_deactivate,

  425.     REV1Plugin::_process,

  426.     REV1Plugin::_get_state,

  427.     REV1Plugin::_set_state,

  428.     REV1Plugin::_dispatcher

  429. };

  430. 

  431. static const NativePluginDescriptor rev1StereoDesc = {

  432.     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,

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

  434.                                                   |NATIVE_PLUGIN_HAS_UI

  435.                                                   |NATIVE_PLUGIN_NEEDS_FIXED_BUFFERS),

  436.     /* supports  */ static_cast<NativePluginSupports>(0x0),

  437.     /* audioIns  */ 2,

  438.     /* audioOuts */ 2,

  439.     /* midiIns   */ 0,

  440.     /* midiOuts  */ 0,

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

  442.     /* paramOuts */ 0,

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

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

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

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

  447.     REV1Plugin::_instantiateStereo,

  448.     REV1Plugin::_cleanup,

  449.     REV1Plugin::_get_parameter_count,

  450.     REV1Plugin::_get_parameter_info,

  451.     REV1Plugin::_get_parameter_value,

  452.     REV1Plugin::_get_parameter_text,

  453.     REV1Plugin::_get_midi_program_count,

  454.     REV1Plugin::_get_midi_program_info,

  455.     REV1Plugin::_set_parameter_value,

  456.     REV1Plugin::_set_midi_program,

  457.     REV1Plugin::_set_custom_data,

  458.     REV1Plugin::_ui_show,

  459.     REV1Plugin::_ui_idle,

  460.     REV1Plugin::_ui_set_parameter_value,

  461.     REV1Plugin::_ui_set_midi_program,

  462.     REV1Plugin::_ui_set_custom_data,

  463.     REV1Plugin::_activate,

  464.     REV1Plugin::_deactivate,

  465.     REV1Plugin::_process,

  466.     REV1Plugin::_get_state,

  467.     REV1Plugin::_set_state,

  468.     REV1Plugin::_dispatcher

  469. };

  470. 

  471. // -----------------------------------------------------------------------

  472. 

  473. CARLA_EXPORT

  474. void carla_register_native_plugin_zita_rev1();

  475. 

  476. CARLA_EXPORT

  477. void carla_register_native_plugin_zita_rev1()

  478. {

  479.     carla_register_native_plugin(&rev1AmbisonicDesc);

  480.     carla_register_native_plugin(&rev1StereoDesc);

  481. }

  482. 

  483. // -----------------------------------------------------------------------