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Carla/source/backend/plugin/FluidSynthPlugin.cpp

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  1. /*

  2.  * Carla FluidSynth Plugin

  3.  * Copyright (C) 2011-2013 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 "CarlaPluginInternal.hpp"

  19. 

  20. #ifdef WANT_FLUIDSYNTH

  21. 

  22. #include <fluidsynth.h>

  23. 

  24. #if (FLUIDSYNTH_VERSION_MAJOR >= 1 && FLUIDSYNTH_VERSION_MINOR >= 1 && FLUIDSYNTH_VERSION_MICRO >= 4)

  25. # define FLUIDSYNTH_VERSION_NEW_API

  26. #endif

  27. 

  28. CARLA_BACKEND_START_NAMESPACE

  29. 

  30. #if 0

  31. }

  32. #endif

  33. 

  34. #define FLUID_DEFAULT_POLYPHONY 64

  35. 

  36. class FluidSynthPlugin : public CarlaPlugin

  37. {

  38. public:

  39.     FluidSynthPlugin(CarlaEngine* const engine, const unsigned int id, const bool use16Outs)

  40.         : CarlaPlugin(engine, id),

  41.           kUses16Outs(use16Outs),

  42.           fSettings(nullptr),

  43.           fSynth(nullptr),

  44.           fSynthId(-1),

  45.           fAudio16Buffers(nullptr)

  46.     {

  47.         carla_debug("FluidSynthPlugin::FluidSynthPlugin(%p, %i, %s)", engine, id,  bool2str(use16Outs));

  48. 

  49.         FloatVectorOperations::clear(fParamBuffers, FluidSynthParametersMax);

  50.         carla_fill<int32_t>(fCurMidiProgs, MAX_MIDI_CHANNELS, 0);

  51. 

  52.         // create settings

  53.         fSettings = new_fluid_settings();

  54.         CARLA_SAFE_ASSERT_RETURN(fSettings != nullptr,);

  55. 

  56.         // define settings

  57.         fluid_settings_setint(fSettings, "synth.audio-channels", use16Outs ? 16 : 1);

  58.         fluid_settings_setint(fSettings, "synth.audio-groups", use16Outs ? 16 : 1);

  59.         fluid_settings_setnum(fSettings, "synth.sample-rate", pData->engine->getSampleRate());

  60.         //fluid_settings_setnum(fSettings, "synth.cpu-cores", 2);

  61.         fluid_settings_setint(fSettings, "synth.parallel-render", 1);

  62.         fluid_settings_setint(fSettings, "synth.threadsafe-api", 0);

  63. 

  64.         // create synth

  65.         fSynth = new_fluid_synth(fSettings);

  66.         CARLA_SAFE_ASSERT_RETURN(fSynth != nullptr,);

  67. 

  68. #ifdef FLUIDSYNTH_VERSION_NEW_API

  69.         fluid_synth_set_sample_rate(fSynth, pData->engine->getSampleRate());

  70. #endif

  71. 

  72.         // set default values

  73.         fluid_synth_set_reverb_on(fSynth, 1);

  74.         fluid_synth_set_reverb(fSynth, FLUID_REVERB_DEFAULT_ROOMSIZE, FLUID_REVERB_DEFAULT_DAMP, FLUID_REVERB_DEFAULT_WIDTH, FLUID_REVERB_DEFAULT_LEVEL);

  75. 

  76.         fluid_synth_set_chorus_on(fSynth, 1);

  77.         fluid_synth_set_chorus(fSynth, FLUID_CHORUS_DEFAULT_N, FLUID_CHORUS_DEFAULT_LEVEL, FLUID_CHORUS_DEFAULT_SPEED, FLUID_CHORUS_DEFAULT_DEPTH, FLUID_CHORUS_DEFAULT_TYPE);

  78. 

  79.         fluid_synth_set_polyphony(fSynth, FLUID_DEFAULT_POLYPHONY);

  80.         fluid_synth_set_gain(fSynth, 1.0f);

  81. 

  82.         for (int i=0; i < MAX_MIDI_CHANNELS; ++i)

  83.             fluid_synth_set_interp_method(fSynth, i, FLUID_INTERP_DEFAULT);

  84.     }

  85. 

  86.     ~FluidSynthPlugin() override

  87.     {

  88.         carla_debug("FluidSynthPlugin::~FluidSynthPlugin()");

  89. 

  90.         pData->singleMutex.lock();

  91.         pData->masterMutex.lock();

  92. 

  93.         if (pData->client != nullptr && pData->client->isActive())

  94.             pData->client->deactivate();

  95. 

  96.         if (pData->active)

  97.         {

  98.             deactivate();

  99.             pData->active = false;

  100.         }

  101. 

  102.         if (fSynth != nullptr)

  103.         {

  104.             delete_fluid_synth(fSynth);

  105.             fSynth = nullptr;

  106.         }

  107. 

  108.         if (fSettings != nullptr)

  109.         {

  110.             delete_fluid_settings(fSettings);

  111.             fSettings = nullptr;

  112.         }

  113. 

  114.         clearBuffers();

  115.     }

  116. 

  117.     // -------------------------------------------------------------------

  118.     // Information (base)

  119. 

  120.     PluginType getType() const noexcept override

  121.     {

  122.         return PLUGIN_SF2;

  123.     }

  124. 

  125.     PluginCategory getCategory() const override

  126.     {

  127.         return PLUGIN_CATEGORY_SYNTH;

  128.     }

  129. 

  130.     // -------------------------------------------------------------------

  131.     // Information (count)

  132. 

  133.     uint32_t getParameterScalePointCount(const uint32_t parameterId) const override

  134.     {

  135.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0);

  136. 

  137.         switch (parameterId)

  138.         {

  139.         case FluidSynthChorusType:

  140.             return 2;

  141.         case FluidSynthInterpolation:

  142.             return 4;

  143.         default:

  144.             return 0;

  145.         }

  146.     }

  147. 

  148.     // -------------------------------------------------------------------

  149.     // Information (current data)

  150. 

  151.     // nothing

  152. 

  153.     // -------------------------------------------------------------------

  154.     // Information (per-plugin data)

  155. 

  156.     unsigned int getAvailableOptions() const override

  157.     {

  158.         unsigned int options = 0x0;

  159. 

  160.         options |= PLUGIN_OPTION_MAP_PROGRAM_CHANGES;

  161.         options |= PLUGIN_OPTION_SEND_CONTROL_CHANGES;

  162.         options |= PLUGIN_OPTION_SEND_CHANNEL_PRESSURE;

  163.         options |= PLUGIN_OPTION_SEND_PITCHBEND;

  164.         options |= PLUGIN_OPTION_SEND_ALL_SOUND_OFF;

  165. 

  166.         return options;

  167.     }

  168. 

  169.     float getParameterValue(const uint32_t parameterId) const override

  170.     {

  171.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0.0f);

  172. 

  173.         return fParamBuffers[parameterId];

  174.     }

  175. 

  176.     float getParameterScalePointValue(const uint32_t parameterId, const uint32_t scalePointId) const override

  177.     {

  178.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0.0f);

  179.         CARLA_SAFE_ASSERT_RETURN(scalePointId < getParameterScalePointCount(parameterId), 0.0f);

  180. 

  181.         switch (parameterId)

  182.         {

  183.         case FluidSynthChorusType:

  184.             switch (scalePointId)

  185.             {

  186.             case 0:

  187.                 return FLUID_CHORUS_MOD_SINE;

  188.             case 1:

  189.                 return FLUID_CHORUS_MOD_TRIANGLE;

  190.             default:

  191.                 return FLUID_CHORUS_DEFAULT_TYPE;

  192.             }

  193.         case FluidSynthInterpolation:

  194.             switch (scalePointId)

  195.             {

  196.             case 0:

  197.                 return FLUID_INTERP_NONE;

  198.             case 1:

  199.                 return FLUID_INTERP_LINEAR;

  200.             case 2:

  201.                 return FLUID_INTERP_4THORDER;

  202.             case 3:

  203.                 return FLUID_INTERP_7THORDER;

  204.             default:

  205.                 return FLUID_INTERP_DEFAULT;

  206.             }

  207.         default:

  208.             return 0.0f;

  209.         }

  210.     }

  211. 

  212.     void getLabel(char* const strBuf) const override

  213.     {

  214.         if (fLabel.isNotEmpty())

  215.             std::strncpy(strBuf, (const char*)fLabel, STR_MAX);

  216.         else

  217.             CarlaPlugin::getLabel(strBuf);

  218.     }

  219. 

  220.     void getMaker(char* const strBuf) const override

  221.     {

  222.         std::strncpy(strBuf, "FluidSynth SF2 engine", STR_MAX);

  223.     }

  224. 

  225.     void getCopyright(char* const strBuf) const override

  226.     {

  227.         std::strncpy(strBuf, "GNU GPL v2+", STR_MAX);

  228.     }

  229. 

  230.     void getRealName(char* const strBuf) const override

  231.     {

  232.         getLabel(strBuf);

  233.     }

  234. 

  235.     void getParameterName(const uint32_t parameterId, char* const strBuf) const override

  236.     {

  237.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  238. 

  239.         switch (parameterId)

  240.         {

  241.         case FluidSynthReverbOnOff:

  242.             std::strncpy(strBuf, "Reverb On/Off", STR_MAX);

  243.             break;

  244.         case FluidSynthReverbRoomSize:

  245.             std::strncpy(strBuf, "Reverb Room Size", STR_MAX);

  246.             break;

  247.         case FluidSynthReverbDamp:

  248.             std::strncpy(strBuf, "Reverb Damp", STR_MAX);

  249.             break;

  250.         case FluidSynthReverbLevel:

  251.             std::strncpy(strBuf, "Reverb Level", STR_MAX);

  252.             break;

  253.         case FluidSynthReverbWidth:

  254.             std::strncpy(strBuf, "Reverb Width", STR_MAX);

  255.             break;

  256.         case FluidSynthChorusOnOff:

  257.             std::strncpy(strBuf, "Chorus On/Off", STR_MAX);

  258.             break;

  259.         case FluidSynthChorusNr:

  260.             std::strncpy(strBuf, "Chorus Voice Count", STR_MAX);

  261.             break;

  262.         case FluidSynthChorusLevel:

  263.             std::strncpy(strBuf, "Chorus Level", STR_MAX);

  264.             break;

  265.         case FluidSynthChorusSpeedHz:

  266.             std::strncpy(strBuf, "Chorus Speed", STR_MAX);

  267.             break;

  268.         case FluidSynthChorusDepthMs:

  269.             std::strncpy(strBuf, "Chorus Depth", STR_MAX);

  270.             break;

  271.         case FluidSynthChorusType:

  272.             std::strncpy(strBuf, "Chorus Type", STR_MAX);

  273.             break;

  274.         case FluidSynthPolyphony:

  275.             std::strncpy(strBuf, "Polyphony", STR_MAX);

  276.             break;

  277.         case FluidSynthInterpolation:

  278.             std::strncpy(strBuf, "Interpolation", STR_MAX);

  279.             break;

  280.         case FluidSynthVoiceCount:

  281.             std::strncpy(strBuf, "Voice Count", STR_MAX);

  282.             break;

  283.         default:

  284.             CarlaPlugin::getParameterName(parameterId, strBuf);

  285.             break;

  286.         }

  287.     }

  288. 

  289.     void getParameterUnit(const uint32_t parameterId, char* const strBuf) const override

  290.     {

  291.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  292. 

  293.         switch (parameterId)

  294.         {

  295.         case FluidSynthChorusSpeedHz:

  296.             std::strncpy(strBuf, "Hz", STR_MAX);

  297.             break;

  298.         case FluidSynthChorusDepthMs:

  299.             std::strncpy(strBuf, "ms", STR_MAX);

  300.             break;

  301.         default:

  302.             CarlaPlugin::getParameterUnit(parameterId, strBuf);

  303.             break;

  304.         }

  305.     }

  306. 

  307.     void getParameterScalePointLabel(const uint32_t parameterId, const uint32_t scalePointId, char* const strBuf) const override

  308.     {

  309.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  310.         CARLA_SAFE_ASSERT_RETURN(scalePointId < getParameterScalePointCount(parameterId),);

  311. 

  312.         switch (parameterId)

  313.         {

  314.         case FluidSynthChorusType:

  315.             switch (scalePointId)

  316.             {

  317.             case 0:

  318.                 std::strncpy(strBuf, "Sine wave", STR_MAX);

  319.                 return;

  320.             case 1:

  321.                 std::strncpy(strBuf, "Triangle wave", STR_MAX);

  322.                 return;

  323.             }

  324.         case FluidSynthInterpolation:

  325.             switch (scalePointId)

  326.             {

  327.             case 0:

  328.                 std::strncpy(strBuf, "None", STR_MAX);

  329.                 return;

  330.             case 1:

  331.                 std::strncpy(strBuf, "Straight-line", STR_MAX);

  332.                 return;

  333.             case 2:

  334.                 std::strncpy(strBuf, "Fourth-order", STR_MAX);

  335.                 return;

  336.             case 3:

  337.                 std::strncpy(strBuf, "Seventh-order", STR_MAX);

  338.                 return;

  339.             }

  340.         }

  341. 

  342.         CarlaPlugin::getParameterScalePointLabel(parameterId, scalePointId, strBuf);

  343.     }

  344. 

  345.     // -------------------------------------------------------------------

  346.     // Set data (state)

  347. 

  348.     void prepareForSave() override

  349.     {

  350.         CARLA_SAFE_ASSERT_RETURN(fSynth != nullptr,);

  351. 

  352.         char strBuf[STR_MAX+1];

  353.         std::snprintf(strBuf, STR_MAX, "%i:%i:%i:%i:%i:%i:%i:%i:%i:%i:%i:%i:%i:%i:%i:%i", fCurMidiProgs[0],  fCurMidiProgs[1],  fCurMidiProgs[2],  fCurMidiProgs[3],

  354.                                                                                           fCurMidiProgs[4],  fCurMidiProgs[5],  fCurMidiProgs[6],  fCurMidiProgs[7],

  355.                                                                                           fCurMidiProgs[8],  fCurMidiProgs[9],  fCurMidiProgs[10], fCurMidiProgs[11],

  356.                                                                                           fCurMidiProgs[12], fCurMidiProgs[13], fCurMidiProgs[14], fCurMidiProgs[15]);

  357. 

  358.         CarlaPlugin::setCustomData(CUSTOM_DATA_STRING, "midiPrograms", strBuf, false);

  359.     }

  360. 

  361.     // -------------------------------------------------------------------

  362.     // Set data (internal stuff)

  363. 

  364.     void setCtrlChannel(const int8_t channel, const bool sendOsc, const bool sendCallback) override

  365.     {

  366.         if (channel < MAX_MIDI_CHANNELS)

  367.             pData->midiprog.current = fCurMidiProgs[channel];

  368. 

  369.         CarlaPlugin::setCtrlChannel(channel, sendOsc, sendCallback);

  370.     }

  371. 

  372.     // -------------------------------------------------------------------

  373.     // Set data (plugin-specific stuff)

  374. 

  375.     void setParameterValue(const uint32_t parameterId, const float value, const bool sendGui, const bool sendOsc, const bool sendCallback) override

  376.     {

  377.         CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  378. 

  379.         const float fixedValue(pData->param.getFixedValue(parameterId, value));

  380.         fParamBuffers[parameterId] = fixedValue;

  381. 

  382.         {

  383.             const ScopedSingleProcessLocker spl(this, (sendGui || sendOsc || sendCallback));

  384. 

  385.             switch (parameterId)

  386.             {

  387.             case FluidSynthReverbOnOff:

  388.                 fluid_synth_set_reverb_on(fSynth, (fixedValue > 0.5f) ? 1 : 0);

  389.                 break;

  390. 

  391.             case FluidSynthReverbRoomSize:

  392.             case FluidSynthReverbDamp:

  393.             case FluidSynthReverbLevel:

  394.             case FluidSynthReverbWidth:

  395.                 fluid_synth_set_reverb(fSynth, fParamBuffers[FluidSynthReverbRoomSize], fParamBuffers[FluidSynthReverbDamp], fParamBuffers[FluidSynthReverbWidth], fParamBuffers[FluidSynthReverbLevel]);

  396.                 break;

  397. 

  398.             case FluidSynthChorusOnOff:

  399.                 fluid_synth_set_chorus_on(fSynth, (value > 0.5f) ? 1 : 0);

  400.                 break;

  401. 

  402.             case FluidSynthChorusNr:

  403.             case FluidSynthChorusLevel:

  404.             case FluidSynthChorusSpeedHz:

  405.             case FluidSynthChorusDepthMs:

  406.             case FluidSynthChorusType:

  407.                 fluid_synth_set_chorus(fSynth, fParamBuffers[FluidSynthChorusNr], fParamBuffers[FluidSynthChorusLevel], fParamBuffers[FluidSynthChorusSpeedHz], fParamBuffers[FluidSynthChorusDepthMs], fParamBuffers[FluidSynthChorusType]);

  408.                 break;

  409. 

  410.             case FluidSynthPolyphony:

  411.                 fluid_synth_set_polyphony(fSynth, value);

  412.                 break;

  413. 

  414.             case FluidSynthInterpolation:

  415.                 for (int i=0; i < MAX_MIDI_CHANNELS; ++i)

  416.                     fluid_synth_set_interp_method(fSynth, i, value);

  417.                 break;

  418. 

  419.             default:

  420.                 break;

  421.             }

  422.         }

  423. 

  424.         CarlaPlugin::setParameterValue(parameterId, value, sendGui, sendOsc, sendCallback);

  425.     }

  426. 

  427.     void setCustomData(const char* const type, const char* const key, const char* const value, const bool sendGui) override

  428.     {

  429.         CARLA_SAFE_ASSERT_RETURN(fSynth != nullptr,);

  430.         CARLA_SAFE_ASSERT_RETURN(type != nullptr,);

  431.         CARLA_SAFE_ASSERT_RETURN(key != nullptr,);

  432.         CARLA_SAFE_ASSERT_RETURN(value != nullptr,);

  433.         carla_debug("DssiPlugin::setCustomData(%s, %s, %s, %s)", type, key, value, bool2str(sendGui));

  434. 

  435.         if (std::strcmp(type, CUSTOM_DATA_STRING) != 0)

  436.             return carla_stderr2("DssiPlugin::setCustomData(\"%s\", \"%s\", \"%s\", %s) - type is not string", type, key, value, bool2str(sendGui));

  437. 

  438.         if (std::strcmp(key, "midiPrograms") != 0)

  439.             return carla_stderr2("DssiPlugin::setCustomData(\"%s\", \"%s\", \"%s\", %s) - type is not string", type, key, value, bool2str(sendGui));

  440. 

  441. //         QStringList midiProgramList(QString(value).split(":", QString::SkipEmptyParts));

  442. //

  443. //         if (midiProgramList.count() == MAX_MIDI_CHANNELS)

  444. //         {

  445. //             uint i = 0;

  446. //             foreach (const QString& midiProg, midiProgramList)

  447. //             {

  448. //                 bool ok;

  449. //                 uint index = midiProg.toUInt(&ok);

  450. //

  451. //                 if (ok && index < pData->midiprog.count)

  452. //                 {

  453. //                     const uint32_t bank    = pData->midiprog.data[index].bank;

  454. //                     const uint32_t program = pData->midiprog.data[index].program;

  455. //

  456. //                     fluid_synth_program_select(fSynth, i, fSynthId, bank, program);

  457. //                     fCurMidiProgs[i] = index;

  458. //

  459. //                     if (pData->ctrlChannel == static_cast<int32_t>(i))

  460. //                     {

  461. //                         pData->midiprog.current = index;

  462. //                         pData->engine->callback(CALLBACK_MIDI_PROGRAM_CHANGED, fId, index, 0, 0.0f, nullptr);

  463. //                     }

  464. //                 }

  465. //

  466. //                 ++i;

  467. //             }

  468. //         }

  469. 

  470.         CarlaPlugin::setCustomData(type, key, value, sendGui);

  471.     }

  472. 

  473.     void setMidiProgram(int32_t index, const bool sendGui, const bool sendOsc, const bool sendCallback) override

  474.     {

  475.         CARLA_ASSERT(fSynth != nullptr);

  476.         CARLA_ASSERT(index >= -1 && index < static_cast<int32_t>(pData->midiprog.count));

  477. 

  478.         if (index < -1)

  479.             index = -1;

  480.         else if (index > static_cast<int32_t>(pData->midiprog.count))

  481.             return;

  482. 

  483.         if (pData->ctrlChannel < 0 || pData->ctrlChannel >= MAX_MIDI_CHANNELS)

  484.             return;

  485. 

  486.         if (index >= 0)

  487.         {

  488.             const uint32_t bank    = pData->midiprog.data[index].bank;

  489.             const uint32_t program = pData->midiprog.data[index].program;

  490. 

  491.             //const ScopedSingleProcessLocker spl(this, (sendGui || sendOsc || sendCallback));

  492.             fluid_synth_program_select(fSynth, pData->ctrlChannel, fSynthId, bank, program);

  493.             fCurMidiProgs[pData->ctrlChannel] = index;

  494.         }

  495. 

  496.         CarlaPlugin::setMidiProgram(index, sendGui, sendOsc, sendCallback);

  497.     }

  498. 

  499.     // -------------------------------------------------------------------

  500.     // Set gui stuff

  501. 

  502.     // nothing

  503. 

  504.     // -------------------------------------------------------------------

  505.     // Plugin state

  506. 

  507.     void reload() override

  508.     {

  509.         CARLA_SAFE_ASSERT_RETURN(pData->engine != nullptr,);

  510.         CARLA_SAFE_ASSERT_RETURN(fSynth != nullptr,);

  511.         carla_debug("FluidSynthPlugin::reload() - start");

  512. 

  513.         const ProcessMode processMode(pData->engine->getProccessMode());

  514. 

  515.         // Safely disable plugin for reload

  516.         const ScopedDisabler sd(this);

  517. 

  518.         if (pData->active)

  519.             deactivate();

  520. 

  521.         clearBuffers();

  522. 

  523.         uint32_t aOuts, params, j;

  524.         aOuts  = kUses16Outs ? 32 : 2;

  525.         params = FluidSynthParametersMax;

  526. 

  527.         pData->audioOut.createNew(aOuts);

  528.         pData->param.createNew(params);

  529. 

  530.         const int portNameSize(pData->engine->getMaxPortNameSize());

  531.         CarlaString portName;

  532. 

  533.         // ---------------------------------------

  534.         // Audio Outputs

  535. 

  536.         if (kUses16Outs)

  537.         {

  538.             for (j=0; j < 32; ++j)

  539.             {

  540.                 portName.clear();

  541. 

  542.                 if (processMode == PROCESS_MODE_SINGLE_CLIENT)

  543.                 {

  544.                     portName  = fName;

  545.                     portName += ":";

  546.                 }

  547. 

  548.                 portName += "out-";

  549. 

  550.                 if ((j+2)/2 < 9)

  551.                     portName += "0";

  552. 

  553.                 portName += CarlaString((j+2)/2);

  554. 

  555.                 if (j % 2 == 0)

  556.                     portName += "L";

  557.                 else

  558.                     portName += "R";

  559. 

  560.                 portName.truncate(portNameSize);

  561. 

  562.                 pData->audioOut.ports[j].port   = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, false);

  563.                 pData->audioOut.ports[j].rindex = j;

  564.             }

  565. 

  566.             fAudio16Buffers = new float*[aOuts];

  567. 

  568.             for (j=0; j < aOuts; ++j)

  569.                 fAudio16Buffers[j] = nullptr;

  570.         }

  571.         else

  572.         {

  573.             // out-left

  574.             portName.clear();

  575. 

  576.             if (processMode == PROCESS_MODE_SINGLE_CLIENT)

  577.             {

  578.                 portName  = fName;

  579.                 portName += ":";

  580.             }

  581. 

  582.             portName += "out-left";

  583.             portName.truncate(portNameSize);

  584. 

  585.             pData->audioOut.ports[0].port   = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, false);

  586.             pData->audioOut.ports[0].rindex = 0;

  587. 

  588.             // out-right

  589.             portName.clear();

  590. 

  591.             if (processMode == PROCESS_MODE_SINGLE_CLIENT)

  592.             {

  593.                 portName  = fName;

  594.                 portName += ":";

  595.             }

  596. 

  597.             portName += "out-right";

  598.             portName.truncate(portNameSize);

  599. 

  600.             pData->audioOut.ports[1].port   = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, false);

  601.             pData->audioOut.ports[1].rindex = 1;

  602.         }

  603. 

  604.         // ---------------------------------------

  605.         // Event Input

  606. 

  607.         {

  608.             portName.clear();

  609. 

  610.             if (processMode == PROCESS_MODE_SINGLE_CLIENT)

  611.             {

  612.                 portName  = fName;

  613.                 portName += ":";

  614.             }

  615. 

  616.             portName += "event-in";

  617.             portName.truncate(portNameSize);

  618. 

  619.             pData->event.portIn = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, true);

  620.         }

  621. 

  622.         // ---------------------------------------

  623.         // Event Output

  624. 

  625.         {

  626.             portName.clear();

  627. 

  628.             if (processMode == PROCESS_MODE_SINGLE_CLIENT)

  629.             {

  630.                 portName  = fName;

  631.                 portName += ":";

  632.             }

  633. 

  634.             portName += "event-out";

  635.             portName.truncate(portNameSize);

  636. 

  637.             pData->event.portOut = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, false);

  638.         }

  639. 

  640.         // ----------------------

  641.         j = FluidSynthReverbOnOff;

  642.         pData->param.data[j].index  = j;

  643.         pData->param.data[j].rindex = j;

  644.         pData->param.data[j].type   = PARAMETER_INPUT;

  645.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED /*| PARAMETER_IS_AUTOMABLE*/ | PARAMETER_IS_BOOLEAN;

  646.         pData->param.data[j].midiChannel = 0;

  647.         pData->param.data[j].midiCC = -1;

  648.         pData->param.ranges[j].min = 0.0f;

  649.         pData->param.ranges[j].max = 1.0f;

  650.         pData->param.ranges[j].def = 1.0f;

  651.         pData->param.ranges[j].step = 1.0f;

  652.         pData->param.ranges[j].stepSmall = 1.0f;

  653.         pData->param.ranges[j].stepLarge = 1.0f;

  654.         fParamBuffers[j] = pData->param.ranges[j].def;

  655. 

  656.         // ----------------------

  657.         j = FluidSynthReverbRoomSize;

  658.         pData->param.data[j].index  = j;

  659.         pData->param.data[j].rindex = j;

  660.         pData->param.data[j].type   = PARAMETER_INPUT;

  661.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED /*| PARAMETER_IS_AUTOMABLE*/;

  662.         pData->param.data[j].midiChannel = 0;

  663.         pData->param.data[j].midiCC = -1;

  664.         pData->param.ranges[j].min = 0.0f;

  665.         pData->param.ranges[j].max = 1.2f;

  666.         pData->param.ranges[j].def = FLUID_REVERB_DEFAULT_ROOMSIZE;

  667.         pData->param.ranges[j].step = 0.01f;

  668.         pData->param.ranges[j].stepSmall = 0.0001f;

  669.         pData->param.ranges[j].stepLarge = 0.1f;

  670.         fParamBuffers[j] = pData->param.ranges[j].def;

  671. 

  672.         // ----------------------

  673.         j = FluidSynthReverbDamp;

  674.         pData->param.data[j].index  = j;

  675.         pData->param.data[j].rindex = j;

  676.         pData->param.data[j].type   = PARAMETER_INPUT;

  677.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED /*| PARAMETER_IS_AUTOMABLE*/;

  678.         pData->param.data[j].midiChannel = 0;

  679.         pData->param.data[j].midiCC = -1;

  680.         pData->param.ranges[j].min = 0.0f;

  681.         pData->param.ranges[j].max = 1.0f;

  682.         pData->param.ranges[j].def = FLUID_REVERB_DEFAULT_DAMP;

  683.         pData->param.ranges[j].step = 0.01f;

  684.         pData->param.ranges[j].stepSmall = 0.0001f;

  685.         pData->param.ranges[j].stepLarge = 0.1f;

  686.         fParamBuffers[j] = pData->param.ranges[j].def;

  687. 

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

  689.         j = FluidSynthReverbLevel;

  690.         pData->param.data[j].index  = j;

  691.         pData->param.data[j].rindex = j;

  692.         pData->param.data[j].type   = PARAMETER_INPUT;

  693.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED /*| PARAMETER_IS_AUTOMABLE*/;

  694.         pData->param.data[j].midiChannel = 0;

  695.         pData->param.data[j].midiCC = MIDI_CONTROL_REVERB_SEND_LEVEL;

  696.         pData->param.ranges[j].min = 0.0f;

  697.         pData->param.ranges[j].max = 1.0f;

  698.         pData->param.ranges[j].def = FLUID_REVERB_DEFAULT_LEVEL;

  699.         pData->param.ranges[j].step = 0.01f;

  700.         pData->param.ranges[j].stepSmall = 0.0001f;

  701.         pData->param.ranges[j].stepLarge = 0.1f;

  702.         fParamBuffers[j] = pData->param.ranges[j].def;

  703. 

  704.         // ----------------------

  705.         j = FluidSynthReverbWidth;

  706.         pData->param.data[j].index  = j;

  707.         pData->param.data[j].rindex = j;

  708.         pData->param.data[j].type   = PARAMETER_INPUT;

  709.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED /*| PARAMETER_IS_AUTOMABLE*/;

  710.         pData->param.data[j].midiChannel = 0;

  711.         pData->param.data[j].midiCC = -1;

  712.         pData->param.ranges[j].min = 0.0f;

  713.         pData->param.ranges[j].max = 10.0f; // should be 100, but that sounds too much

  714.         pData->param.ranges[j].def = FLUID_REVERB_DEFAULT_WIDTH;

  715.         pData->param.ranges[j].step = 0.01f;

  716.         pData->param.ranges[j].stepSmall = 0.0001f;

  717.         pData->param.ranges[j].stepLarge = 0.1f;

  718.         fParamBuffers[j] = pData->param.ranges[j].def;

  719. 

  720.         // ----------------------

  721.         j = FluidSynthChorusOnOff;

  722.         pData->param.data[j].index  = j;

  723.         pData->param.data[j].rindex = j;

  724.         pData->param.data[j].type   = PARAMETER_INPUT;

  725.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED | PARAMETER_IS_BOOLEAN;

  726.         pData->param.data[j].midiChannel = 0;

  727.         pData->param.data[j].midiCC = -1;

  728.         pData->param.ranges[j].min = 0.0f;

  729.         pData->param.ranges[j].max = 1.0f;

  730.         pData->param.ranges[j].def = 1.0f;

  731.         pData->param.ranges[j].step = 1.0f;

  732.         pData->param.ranges[j].stepSmall = 1.0f;

  733.         pData->param.ranges[j].stepLarge = 1.0f;

  734.         fParamBuffers[j] = pData->param.ranges[j].def;

  735. 

  736.         // ----------------------

  737.         j = FluidSynthChorusNr;

  738.         pData->param.data[j].index  = j;

  739.         pData->param.data[j].rindex = j;

  740.         pData->param.data[j].type   = PARAMETER_INPUT;

  741.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED | PARAMETER_IS_INTEGER;

  742.         pData->param.data[j].midiChannel = 0;

  743.         pData->param.data[j].midiCC = -1;

  744.         pData->param.ranges[j].min = 0.0f;

  745.         pData->param.ranges[j].max = 99.0f;

  746.         pData->param.ranges[j].def = FLUID_CHORUS_DEFAULT_N;

  747.         pData->param.ranges[j].step = 1.0f;

  748.         pData->param.ranges[j].stepSmall = 1.0f;

  749.         pData->param.ranges[j].stepLarge = 10.0f;

  750.         fParamBuffers[j] = pData->param.ranges[j].def;

  751. 

  752.         // ----------------------

  753.         j = FluidSynthChorusLevel;

  754.         pData->param.data[j].index  = j;

  755.         pData->param.data[j].rindex = j;

  756.         pData->param.data[j].type   = PARAMETER_INPUT;

  757.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED;

  758.         pData->param.data[j].midiChannel = 0;

  759.         pData->param.data[j].midiCC = 0; //MIDI_CONTROL_CHORUS_SEND_LEVEL;

  760.         pData->param.ranges[j].min = 0.0f;

  761.         pData->param.ranges[j].max = 10.0f;

  762.         pData->param.ranges[j].def = FLUID_CHORUS_DEFAULT_LEVEL;

  763.         pData->param.ranges[j].step = 0.01f;

  764.         pData->param.ranges[j].stepSmall = 0.0001f;

  765.         pData->param.ranges[j].stepLarge = 0.1f;

  766.         fParamBuffers[j] = pData->param.ranges[j].def;

  767. 

  768.         // ----------------------

  769.         j = FluidSynthChorusSpeedHz;

  770.         pData->param.data[j].index  = j;

  771.         pData->param.data[j].rindex = j;

  772.         pData->param.data[j].type   = PARAMETER_INPUT;

  773.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED;

  774.         pData->param.data[j].midiChannel = 0;

  775.         pData->param.data[j].midiCC = -1;

  776.         pData->param.ranges[j].min = 0.29f;

  777.         pData->param.ranges[j].max = 5.0f;

  778.         pData->param.ranges[j].def = FLUID_CHORUS_DEFAULT_SPEED;

  779.         pData->param.ranges[j].step = 0.01f;

  780.         pData->param.ranges[j].stepSmall = 0.0001f;

  781.         pData->param.ranges[j].stepLarge = 0.1f;

  782.         fParamBuffers[j] = pData->param.ranges[j].def;

  783. 

  784.         // ----------------------

  785.         j = FluidSynthChorusDepthMs;

  786.         pData->param.data[j].index  = j;

  787.         pData->param.data[j].rindex = j;

  788.         pData->param.data[j].type   = PARAMETER_INPUT;

  789.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED;

  790.         pData->param.data[j].midiChannel = 0;

  791.         pData->param.data[j].midiCC = -1;

  792.         pData->param.ranges[j].min = 0.0f;

  793.         pData->param.ranges[j].max = 2048.0 * 1000.0 / pData->engine->getSampleRate(); // FIXME?

  794.         pData->param.ranges[j].def = FLUID_CHORUS_DEFAULT_DEPTH;

  795.         pData->param.ranges[j].step = 0.01f;

  796.         pData->param.ranges[j].stepSmall = 0.0001f;

  797.         pData->param.ranges[j].stepLarge = 0.1f;

  798.         fParamBuffers[j] = pData->param.ranges[j].def;

  799. 

  800.         // ----------------------

  801.         j = FluidSynthChorusType;

  802.         pData->param.data[j].index  = j;

  803.         pData->param.data[j].rindex = j;

  804.         pData->param.data[j].type   = PARAMETER_INPUT;

  805.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED | PARAMETER_IS_INTEGER | PARAMETER_USES_SCALEPOINTS;

  806.         pData->param.data[j].midiChannel = 0;

  807.         pData->param.data[j].midiCC = -1;

  808.         pData->param.ranges[j].min = FLUID_CHORUS_MOD_SINE;

  809.         pData->param.ranges[j].max = FLUID_CHORUS_MOD_TRIANGLE;

  810.         pData->param.ranges[j].def = FLUID_CHORUS_DEFAULT_TYPE;

  811.         pData->param.ranges[j].step = 1.0f;

  812.         pData->param.ranges[j].stepSmall = 1.0f;

  813.         pData->param.ranges[j].stepLarge = 1.0f;

  814.         fParamBuffers[j] = pData->param.ranges[j].def;

  815. 

  816.         // ----------------------

  817.         j = FluidSynthPolyphony;

  818.         pData->param.data[j].index  = j;

  819.         pData->param.data[j].rindex = j;

  820.         pData->param.data[j].type   = PARAMETER_INPUT;

  821.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED | PARAMETER_IS_INTEGER;

  822.         pData->param.data[j].midiChannel = 0;

  823.         pData->param.data[j].midiCC = -1;

  824.         pData->param.ranges[j].min = 1.0f;

  825.         pData->param.ranges[j].max = 512.0f; // max theoric is 65535

  826.         pData->param.ranges[j].def = fluid_synth_get_polyphony(fSynth);

  827.         pData->param.ranges[j].step = 1.0f;

  828.         pData->param.ranges[j].stepSmall = 1.0f;

  829.         pData->param.ranges[j].stepLarge = 10.0f;

  830.         fParamBuffers[j] = pData->param.ranges[j].def;

  831. 

  832.         // ----------------------

  833.         j = FluidSynthInterpolation;

  834.         pData->param.data[j].index  = j;

  835.         pData->param.data[j].rindex = j;

  836.         pData->param.data[j].type   = PARAMETER_INPUT;

  837.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED | PARAMETER_IS_INTEGER | PARAMETER_USES_SCALEPOINTS;

  838.         pData->param.data[j].midiChannel = 0;

  839.         pData->param.data[j].midiCC = -1;

  840.         pData->param.ranges[j].min = FLUID_INTERP_NONE;

  841.         pData->param.ranges[j].max = FLUID_INTERP_HIGHEST;

  842.         pData->param.ranges[j].def = FLUID_INTERP_DEFAULT;

  843.         pData->param.ranges[j].step = 1.0f;

  844.         pData->param.ranges[j].stepSmall = 1.0f;

  845.         pData->param.ranges[j].stepLarge = 1.0f;

  846.         fParamBuffers[j] = pData->param.ranges[j].def;

  847. 

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

  849.         j = FluidSynthVoiceCount;

  850.         pData->param.data[j].index  = j;

  851.         pData->param.data[j].rindex = j;

  852.         pData->param.data[j].type   = PARAMETER_OUTPUT;

  853.         pData->param.data[j].hints  = PARAMETER_IS_ENABLED | PARAMETER_IS_AUTOMABLE | PARAMETER_IS_INTEGER;

  854.         pData->param.data[j].midiChannel = 0;

  855.         pData->param.data[j].midiCC = -1;

  856.         pData->param.ranges[j].min = 0.0f;

  857.         pData->param.ranges[j].max = 65535.0f;

  858.         pData->param.ranges[j].def = 0.0f;

  859.         pData->param.ranges[j].step = 1.0f;

  860.         pData->param.ranges[j].stepSmall = 1.0f;

  861.         pData->param.ranges[j].stepLarge = 1.0f;

  862.         fParamBuffers[j] = pData->param.ranges[j].def;

  863. 

  864.         // ---------------------------------------

  865. 

  866.         // plugin hints

  867.         fHints  = 0x0;

  868.         fHints |= PLUGIN_IS_SYNTH;

  869.         fHints |= PLUGIN_CAN_VOLUME;

  870.         fHints |= PLUGIN_CAN_BALANCE;

  871. 

  872.         // extra plugin hints

  873.         pData->extraHints  = 0x0;

  874.         pData->extraHints |= PLUGIN_EXTRA_HINT_HAS_MIDI_IN;

  875.         pData->extraHints |= PLUGIN_EXTRA_HINT_CAN_RUN_RACK;

  876. 

  877.         bufferSizeChanged(pData->engine->getBufferSize());

  878.         reloadPrograms(true);

  879. 

  880.         if (pData->active)

  881.             activate();

  882. 

  883.         carla_debug("FluidSynthPlugin::reload() - end");

  884.     }

  885. 

  886.     void reloadPrograms(const bool init) override

  887.     {

  888.         carla_debug("FluidSynthPlugin::reloadPrograms(%s)", bool2str(init));

  889. 

  890.         // Delete old programs

  891.         pData->midiprog.clear();

  892. 

  893.         // Query new programs

  894.         uint32_t count = 0;

  895.         fluid_sfont_t* f_sfont;

  896.         fluid_preset_t f_preset;

  897. 

  898.         bool hasDrums = false;

  899.         uint32_t drumIndex, drumProg;

  900. 

  901.         f_sfont = fluid_synth_get_sfont_by_id(fSynth, fSynthId);

  902. 

  903.         // initial check to know how much midi-programs we have

  904.         f_sfont->iteration_start(f_sfont);

  905.         while (f_sfont->iteration_next(f_sfont, &f_preset))

  906.             count += 1;

  907. 

  908.         // soundfonts must always have at least 1 midi-program

  909.         CARLA_ASSERT(count > 0);

  910. 

  911.         if (count == 0)

  912.             return;

  913. 

  914.         pData->midiprog.createNew(count);

  915. 

  916.         // Update data

  917.         uint32_t i = 0;

  918.         f_sfont->iteration_start(f_sfont);

  919. 

  920.         while (f_sfont->iteration_next(f_sfont, &f_preset))

  921.         {

  922.             CARLA_ASSERT(i < pData->midiprog.count);

  923.             pData->midiprog.data[i].bank    = f_preset.get_banknum(&f_preset);

  924.             pData->midiprog.data[i].program = f_preset.get_num(&f_preset);

  925.             pData->midiprog.data[i].name    = carla_strdup(f_preset.get_name(&f_preset));

  926. 

  927.             if (pData->midiprog.data[i].bank == 128 && ! hasDrums)

  928.             {

  929.                 hasDrums  = true;

  930.                 drumIndex = i;

  931.                 drumProg  = pData->midiprog.data[i].program;

  932.             }

  933. 

  934.             ++i;

  935.         }

  936. 

  937.         //f_sfont->free(f_sfont);

  938. 

  939. #ifndef BUILD_BRIDGE

  940.         // Update OSC Names

  941.         if (pData->engine->isOscControlRegistered())

  942.         {

  943.             pData->engine->oscSend_control_set_midi_program_count(fId, count);

  944. 

  945.             for (i=0; i < count; ++i)

  946.                 pData->engine->oscSend_control_set_midi_program_data(fId, i, pData->midiprog.data[i].bank, pData->midiprog.data[i].program, pData->midiprog.data[i].name);

  947.         }

  948. #endif

  949. 

  950.         if (init)

  951.         {

  952.             fluid_synth_program_reset(fSynth);

  953. 

  954.             // select first program, or 128 for ch10

  955.             for (i=0; i < MAX_MIDI_CHANNELS && i != 9; ++i)

  956.             {

  957. #ifdef FLUIDSYNTH_VERSION_NEW_API

  958.                 fluid_synth_set_channel_type(fSynth, i, CHANNEL_TYPE_MELODIC);

  959. #endif

  960.                 fluid_synth_program_select(fSynth, i, fSynthId, pData->midiprog.data[0].bank, pData->midiprog.data[0].program);

  961. 

  962.                 fCurMidiProgs[i] = 0;

  963.             }

  964. 

  965.             if (hasDrums)

  966.             {

  967. #ifdef FLUIDSYNTH_VERSION_NEW_API

  968.                 fluid_synth_set_channel_type(fSynth, 9, CHANNEL_TYPE_DRUM);

  969. #endif

  970.                 fluid_synth_program_select(fSynth, 9, fSynthId, 128, drumProg);

  971. 

  972.                 fCurMidiProgs[9] = drumIndex;

  973.             }

  974.             else

  975.             {

  976. #ifdef FLUIDSYNTH_VERSION_NEW_API

  977.                 fluid_synth_set_channel_type(fSynth, 9, CHANNEL_TYPE_MELODIC);

  978. #endif

  979.                 fluid_synth_program_select(fSynth, 9, fSynthId, pData->midiprog.data[0].bank, pData->midiprog.data[0].program);

  980. 

  981.                 fCurMidiProgs[9] = 0;

  982.             }

  983. 

  984.             pData->midiprog.current = 0;

  985.         }

  986.         else

  987.         {

  988.             pData->engine->callback(CALLBACK_RELOAD_PROGRAMS, fId, 0, 0, 0.0f, nullptr);

  989.         }

  990.     }

  991. 

  992.     // -------------------------------------------------------------------

  993.     // Plugin processing

  994. 

  995.     void process(float** const, float** const outBuffer, const uint32_t frames) override

  996.     {

  997.         uint32_t i, k;

  998. 

  999.         // --------------------------------------------------------------------------------------------------------

  1000.         // Check if active

  1001. 

  1002.         if (! pData->active)

  1003.         {

  1004.             // disable any output sound

  1005.             for (i=0; i < pData->audioOut.count; ++i)

  1006.                 FloatVectorOperations::clear(outBuffer[i], frames);

  1007. 

  1008.             return;

  1009.         }

  1010. 

  1011.         // --------------------------------------------------------------------------------------------------------

  1012.         // Check if needs reset

  1013. 

  1014.         if (pData->needsReset)

  1015.         {

  1016.             if (fOptions & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  1017.             {

  1018.                 for (int c=0; c < MAX_MIDI_CHANNELS; ++c)

  1019.                 {

  1020. #ifdef FLUIDSYNTH_VERSION_NEW_API

  1021.                     fluid_synth_all_notes_off(fSynth, c);

  1022.                     fluid_synth_all_sounds_off(fSynth, c);

  1023. #else

  1024.                     fluid_synth_cc(fSynth, c, MIDI_CONTROL_ALL_SOUND_OFF, 0);

  1025.                     fluid_synth_cc(fSynth, c, MIDI_CONTROL_ALL_NOTES_OFF, 0);

  1026. #endif

  1027.                 }

  1028.             }

  1029.             else if (pData->ctrlChannel >= 0 && pData->ctrlChannel < MAX_MIDI_CHANNELS)

  1030.             {

  1031.                 for (k=0; k < MAX_MIDI_NOTE; ++k)

  1032.                     fluid_synth_noteoff(fSynth, pData->ctrlChannel, k);

  1033.             }

  1034. 

  1035.             pData->needsReset = false;

  1036.         }

  1037. 

  1038.         // --------------------------------------------------------------------------------------------------------

  1039.         // Event Input and Processing

  1040. 

  1041.         {

  1042.             // ----------------------------------------------------------------------------------------------------

  1043.             // MIDI Input (External)

  1044. 

  1045.             if (pData->extNotes.mutex.tryLock())

  1046.             {

  1047.                 while (! pData->extNotes.data.isEmpty())

  1048.                 {

  1049.                     const ExternalMidiNote& note(pData->extNotes.data.getFirst(true));

  1050. 

  1051.                     CARLA_ASSERT(note.channel >= 0 && note.channel < MAX_MIDI_CHANNELS);

  1052. 

  1053.                     if (note.velo > 0)

  1054.                         fluid_synth_noteon(fSynth, note.channel, note.note, note.velo);

  1055.                     else

  1056.                         fluid_synth_noteoff(fSynth,note.channel, note.note);

  1057.                 }

  1058. 

  1059.                 pData->extNotes.mutex.unlock();

  1060. 

  1061.             } // End of MIDI Input (External)

  1062. 

  1063.             // ----------------------------------------------------------------------------------------------------

  1064.             // Event Input (System)

  1065. 

  1066.             bool allNotesOffSent = false;

  1067. 

  1068.             uint32_t time, nEvents = pData->event.portIn->getEventCount();

  1069.             uint32_t timeOffset = 0;

  1070. 

  1071.             uint32_t nextBankIds[MAX_MIDI_CHANNELS] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0 };

  1072. 

  1073.             if (pData->midiprog.current >= 0 && pData->midiprog.count > 0 && pData->ctrlChannel >= 0 && pData->ctrlChannel < MAX_MIDI_CHANNELS)

  1074.                 nextBankIds[pData->ctrlChannel] = pData->midiprog.data[pData->midiprog.current].bank;

  1075. 

  1076.             for (i=0; i < nEvents; ++i)

  1077.             {

  1078.                 const EngineEvent& event(pData->event.portIn->getEvent(i));

  1079. 

  1080.                 time = event.time;

  1081. 

  1082.                 if (time >= frames)

  1083.                     continue;

  1084. 

  1085.                 CARLA_ASSERT_INT2(time >= timeOffset, time, timeOffset);

  1086. 

  1087.                 if (time > timeOffset)

  1088.                 {

  1089.                     if (processSingle(outBuffer, time - timeOffset, timeOffset))

  1090.                     {

  1091.                         timeOffset = time;

  1092. 

  1093.                         if (pData->midiprog.current >= 0 && pData->midiprog.count > 0 && pData->ctrlChannel >= 0 && pData->ctrlChannel < 16)

  1094.                             nextBankIds[pData->ctrlChannel] = pData->midiprog.data[pData->midiprog.current].bank;

  1095.                     }

  1096.                 }

  1097. 

  1098.                 // Control change

  1099.                 switch (event.type)

  1100.                 {

  1101.                 case kEngineEventTypeNull:

  1102.                     break;

  1103. 

  1104.                 case kEngineEventTypeControl:

  1105.                 {

  1106.                     const EngineControlEvent& ctrlEvent = event.ctrl;

  1107. 

  1108.                     switch (ctrlEvent.type)

  1109.                     {

  1110.                     case kEngineControlEventTypeNull:

  1111.                         break;

  1112. 

  1113.                     case kEngineControlEventTypeParameter:

  1114.                     {

  1115. #ifndef BUILD_BRIDGE

  1116.                         // Control backend stuff

  1117.                         if (event.channel == pData->ctrlChannel)

  1118.                         {

  1119.                             float value;

  1120. 

  1121.                             if (MIDI_IS_CONTROL_BREATH_CONTROLLER(ctrlEvent.param) && (fHints & PLUGIN_CAN_DRYWET) > 0)

  1122.                             {

  1123.                                 value = ctrlEvent.value;

  1124.                                 setDryWet(value, false, false);

  1125.                                 pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_DRYWET, 0, value);

  1126.                             }

  1127. 

  1128.                             if (MIDI_IS_CONTROL_CHANNEL_VOLUME(ctrlEvent.param) && (fHints & PLUGIN_CAN_VOLUME) > 0)

  1129.                             {

  1130.                                 value = ctrlEvent.value*127.0f/100.0f;

  1131.                                 setVolume(value, false, false);

  1132.                                 pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_VOLUME, 0, value);

  1133.                             }

  1134. 

  1135.                             if (MIDI_IS_CONTROL_BALANCE(ctrlEvent.param) && (fHints & PLUGIN_CAN_BALANCE) > 0)

  1136.                             {

  1137.                                 float left, right;

  1138.                                 value = ctrlEvent.value/0.5f - 1.0f;

  1139. 

  1140.                                 if (value < 0.0f)

  1141.                                 {

  1142.                                     left  = -1.0f;

  1143.                                     right = (value*2.0f)+1.0f;

  1144.                                 }

  1145.                                 else if (value > 0.0f)

  1146.                                 {

  1147.                                     left  = (value*2.0f)-1.0f;

  1148.                                     right = 1.0f;

  1149.                                 }

  1150.                                 else

  1151.                                 {

  1152.                                     left  = -1.0f;

  1153.                                     right = 1.0f;

  1154.                                 }

  1155. 

  1156.                                 setBalanceLeft(left, false, false);

  1157.                                 setBalanceRight(right, false, false);

  1158.                                 pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_BALANCE_LEFT, 0, left);

  1159.                                 pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_BALANCE_RIGHT, 0, right);

  1160.                             }

  1161.                         }

  1162. #endif

  1163. 

  1164.                         // Control plugin parameters

  1165.                         for (k=0; k < pData->param.count; ++k)

  1166.                         {

  1167.                             if (pData->param.data[k].midiChannel != event.channel)

  1168.                                 continue;

  1169.                             if (pData->param.data[k].midiCC != ctrlEvent.param)

  1170.                                 continue;

  1171.                             if (pData->param.data[k].type != PARAMETER_INPUT)

  1172.                                 continue;

  1173.                             if ((pData->param.data[k].hints & PARAMETER_IS_AUTOMABLE) == 0)

  1174.                                 continue;

  1175. 

  1176.                             float value;

  1177. 

  1178.                             if (pData->param.data[k].hints & PARAMETER_IS_BOOLEAN)

  1179.                             {

  1180.                                 value = (ctrlEvent.value < 0.5f) ? pData->param.ranges[k].min : pData->param.ranges[k].max;

  1181.                             }

  1182.                             else

  1183.                             {

  1184.                                 value = pData->param.ranges[k].getUnnormalizedValue(ctrlEvent.value);

  1185. 

  1186.                                 if (pData->param.data[k].hints & PARAMETER_IS_INTEGER)

  1187.                                     value = std::rint(value);

  1188.                             }

  1189. 

  1190.                             setParameterValue(k, value, false, false, false);

  1191.                             pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast<int32_t>(k), 0, value);

  1192.                         }

  1193. 

  1194.                         if ((fOptions & PLUGIN_OPTION_SEND_CONTROL_CHANGES) != 0 && ctrlEvent.param <= 0x5F)

  1195.                         {

  1196.                             fluid_synth_cc(fSynth, event.channel, ctrlEvent.param, ctrlEvent.value*127.0f);

  1197.                         }

  1198. 

  1199.                         break;

  1200.                     }

  1201. 

  1202.                     case kEngineControlEventTypeMidiBank:

  1203.                         if (event.channel < MAX_MIDI_CHANNELS && (fOptions & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) != 0)

  1204.                             nextBankIds[event.channel] = ctrlEvent.param;

  1205.                         break;

  1206. 

  1207.                     case kEngineControlEventTypeMidiProgram:

  1208.                         if (event.channel < MAX_MIDI_CHANNELS && (fOptions & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) != 0)

  1209.                         {

  1210.                             const uint32_t bankId(nextBankIds[event.channel]);

  1211.                             const uint32_t progId(ctrlEvent.param);

  1212. 

  1213.                             for (k=0; k < pData->midiprog.count; ++k)

  1214.                             {

  1215.                                 if (pData->midiprog.data[k].bank == bankId && pData->midiprog.data[k].program == progId)

  1216.                                 {

  1217.                                     fluid_synth_program_select(fSynth, event.channel, fSynthId, bankId, progId);

  1218.                                     fCurMidiProgs[event.channel] = k;

  1219. 

  1220.                                     if (event.channel == pData->ctrlChannel)

  1221.                                         pData->postponeRtEvent(kPluginPostRtEventMidiProgramChange, k, 0, 0.0f);

  1222. 

  1223.                                     break;

  1224.                                 }

  1225.                             }

  1226.                         }

  1227.                         break;

  1228. 

  1229.                     case kEngineControlEventTypeAllSoundOff:

  1230.                         if (fOptions & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  1231.                         {

  1232. #ifdef FLUIDSYNTH_VERSION_NEW_API

  1233.                             fluid_synth_all_sounds_off(fSynth, event.channel);

  1234. #else

  1235.                             fluid_synth_cc(fSynth, event.channel, MIDI_CONTROL_ALL_SOUND_OFF, 0);

  1236. #endif

  1237.                         }

  1238.                         break;

  1239. 

  1240.                     case kEngineControlEventTypeAllNotesOff:

  1241.                         if (fOptions & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  1242.                         {

  1243.                             if (event.channel == pData->ctrlChannel && ! allNotesOffSent)

  1244.                             {

  1245.                                 allNotesOffSent = true;

  1246.                                 sendMidiAllNotesOffToCallback();

  1247.                             }

  1248. 

  1249. #ifdef FLUIDSYNTH_VERSION_NEW_API

  1250.                             fluid_synth_all_notes_off(fSynth, event.channel);

  1251. #else

  1252.                             fluid_synth_cc(fSynth, event.channel, MIDI_CONTROL_ALL_NOTES_OFF, 0);

  1253. #endif

  1254.                         }

  1255.                         break;

  1256.                     }

  1257. 

  1258.                     break;

  1259.                 }

  1260. 

  1261.                 case kEngineEventTypeMidi:

  1262.                 {

  1263.                     const EngineMidiEvent& midiEvent(event.midi);

  1264. 

  1265.                     uint8_t status  = MIDI_GET_STATUS_FROM_DATA(midiEvent.data);

  1266.                     uint8_t channel = event.channel;

  1267. 

  1268.                     // Fix bad note-off

  1269.                     if (MIDI_IS_STATUS_NOTE_ON(status) && midiEvent.data[2] == 0)

  1270.                         status -= 0x10;

  1271. 

  1272.                     if (MIDI_IS_STATUS_NOTE_OFF(status))

  1273.                     {

  1274.                         const uint8_t note = midiEvent.data[1];

  1275. 

  1276.                         fluid_synth_noteoff(fSynth, channel, note);

  1277. 

  1278.                         pData->postponeRtEvent(kPluginPostRtEventNoteOff, channel, note, 0.0f);

  1279.                     }

  1280.                     else if (MIDI_IS_STATUS_NOTE_ON(status))

  1281.                     {

  1282.                         const uint8_t note = midiEvent.data[1];

  1283.                         const uint8_t velo = midiEvent.data[2];

  1284. 

  1285.                         fluid_synth_noteon(fSynth, channel, note, velo);

  1286. 

  1287.                         pData->postponeRtEvent(kPluginPostRtEventNoteOn, channel, note, velo);

  1288.                     }

  1289.                     else if (MIDI_IS_STATUS_POLYPHONIC_AFTERTOUCH(status) && (fOptions & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH) != 0)

  1290.                     {

  1291.                         //const uint8_t note     = midiEvent.data[1];

  1292.                         //const uint8_t pressure = midiEvent.data[2];

  1293. 

  1294.                         // TODO, not in fluidsynth API

  1295.                     }

  1296.                     else if (MIDI_IS_STATUS_CONTROL_CHANGE(status) && (fOptions & PLUGIN_OPTION_SEND_CONTROL_CHANGES) != 0)

  1297.                     {

  1298.                         const uint8_t control = midiEvent.data[1];

  1299.                         const uint8_t value   = midiEvent.data[2];

  1300. 

  1301.                         fluid_synth_cc(fSynth, channel, control, value);

  1302.                     }

  1303.                     else if (MIDI_IS_STATUS_CHANNEL_PRESSURE(status) && (fOptions & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE) != 0)

  1304.                     {

  1305.                         const uint8_t pressure = midiEvent.data[1];

  1306. 

  1307.                         fluid_synth_channel_pressure(fSynth, channel, pressure);;

  1308.                     }

  1309.                     else if (MIDI_IS_STATUS_PITCH_WHEEL_CONTROL(status) && (fOptions & PLUGIN_OPTION_SEND_PITCHBEND) != 0)

  1310.                     {

  1311.                         const uint8_t lsb = midiEvent.data[1];

  1312.                         const uint8_t msb = midiEvent.data[2];

  1313. 

  1314.                         fluid_synth_pitch_bend(fSynth, channel, (msb << 7) | lsb);

  1315.                     }

  1316. 

  1317.                     break;

  1318.                 }

  1319.                 }

  1320.             }

  1321. 

  1322.             pData->postRtEvents.trySplice();

  1323. 

  1324.             if (frames > timeOffset)

  1325.                 processSingle(outBuffer, frames - timeOffset, timeOffset);

  1326. 

  1327.         } // End of Event Input and Processing

  1328. 

  1329.         CARLA_PROCESS_CONTINUE_CHECK;

  1330. 

  1331.         // --------------------------------------------------------------------------------------------------------

  1332.         // Control Output

  1333. 

  1334.         {

  1335.             k = FluidSynthVoiceCount;

  1336.             fParamBuffers[k] = fluid_synth_get_active_voice_count(fSynth);

  1337.             pData->param.ranges[k].fixValue(fParamBuffers[k]);

  1338. 

  1339.             if (pData->param.data[k].midiCC > 0)

  1340.             {

  1341.                 float value(pData->param.ranges[k].getNormalizedValue(fParamBuffers[k]));

  1342.                 pData->event.portOut->writeControlEvent(0, pData->param.data[k].midiChannel, kEngineControlEventTypeParameter, pData->param.data[k].midiCC, value);

  1343.             }

  1344. 

  1345.         } // End of Control Output

  1346.     }

  1347. 

  1348.     bool processSingle(float** const outBuffer, const uint32_t frames, const uint32_t timeOffset)

  1349.     {

  1350.         CARLA_SAFE_ASSERT_RETURN(outBuffer != nullptr, false);

  1351.         CARLA_SAFE_ASSERT_RETURN(frames > 0, false);

  1352. 

  1353.         uint32_t i, k;

  1354. 

  1355.         // --------------------------------------------------------------------------------------------------------

  1356.         // Try lock, silence otherwise

  1357. 

  1358.         if (pData->engine->isOffline())

  1359.         {

  1360.             pData->singleMutex.lock();

  1361.         }

  1362.         else if (! pData->singleMutex.tryLock())

  1363.         {

  1364.             for (i=0; i < pData->audioOut.count; ++i)

  1365.             {

  1366.                 for (k=0; k < frames; ++k)

  1367.                     outBuffer[i][k+timeOffset] = 0.0f;

  1368.             }

  1369. 

  1370.             return false;

  1371.         }

  1372. 

  1373.         // --------------------------------------------------------------------------------------------------------

  1374.         // Fill plugin buffers and Run plugin

  1375. 

  1376.         if (kUses16Outs)

  1377.         {

  1378.             for (i=0; i < pData->audioOut.count; ++i)

  1379.                 FloatVectorOperations::clear(fAudio16Buffers[i], frames);

  1380. 

  1381.             fluid_synth_process(fSynth, frames, 0, nullptr, pData->audioOut.count, fAudio16Buffers);

  1382.         }

  1383.         else

  1384.             fluid_synth_write_float(fSynth, frames, outBuffer[0] + timeOffset, 0, 1, outBuffer[1] + timeOffset, 0, 1);

  1385. 

  1386. #ifndef BUILD_BRIDGE

  1387.         // --------------------------------------------------------------------------------------------------------

  1388.         // Post-processing (volume and balance)

  1389. 

  1390.         {

  1391.             // note - balance not possible with kUses16Outs, so we can safely skip fAudioOutBuffers

  1392.             const bool doVolume  = (fHints & PLUGIN_CAN_VOLUME) > 0 && pData->postProc.volume != 1.0f;

  1393.             const bool doBalance = (fHints & PLUGIN_CAN_BALANCE) > 0 && (pData->postProc.balanceLeft != -1.0f || pData->postProc.balanceRight != 1.0f);

  1394. 

  1395.             float oldBufLeft[doBalance ? frames : 1];

  1396. 

  1397.             for (i=0; i < pData->audioOut.count; ++i)

  1398.             {

  1399.                 // Balance

  1400.                 if (doBalance)

  1401.                 {

  1402.                     if (i % 2 == 0)

  1403.                         FloatVectorOperations::copy(oldBufLeft, outBuffer[i]+timeOffset, frames);

  1404. 

  1405.                     float balRangeL = (pData->postProc.balanceLeft  + 1.0f)/2.0f;

  1406.                     float balRangeR = (pData->postProc.balanceRight + 1.0f)/2.0f;

  1407. 

  1408.                     for (k=0; k < frames; ++k)

  1409.                     {

  1410.                         if (i % 2 == 0)

  1411.                         {

  1412.                             // left

  1413.                             outBuffer[i][k+timeOffset]  = oldBufLeft[k]                * (1.0f - balRangeL);

  1414.                             outBuffer[i][k+timeOffset] += outBuffer[i+1][k+timeOffset] * (1.0f - balRangeR);

  1415.                         }

  1416.                         else

  1417.                         {

  1418.                             // right

  1419.                             outBuffer[i][k+timeOffset]  = outBuffer[i][k+timeOffset] * balRangeR;

  1420.                             outBuffer[i][k+timeOffset] += oldBufLeft[k]              * balRangeL;

  1421.                         }

  1422.                     }

  1423.                 }

  1424. 

  1425.                 // Volume

  1426.                 if (kUses16Outs)

  1427.                 {

  1428.                     for (k=0; k < frames; ++k)

  1429.                         outBuffer[i][k+timeOffset] = fAudio16Buffers[i][k] * pData->postProc.volume;

  1430.                 }

  1431.                 else if (doVolume)

  1432.                 {

  1433.                     for (k=0; k < frames; ++k)

  1434.                         outBuffer[i][k+timeOffset] *= pData->postProc.volume;

  1435.                 }

  1436.             }

  1437. 

  1438.         } // End of Post-processing

  1439. #else

  1440.         if (kUses16Outs)

  1441.         {

  1442.             for (i=0; i < pData->audioOut.count; ++i)

  1443.             {

  1444.                 for (k=0; k < frames; ++k)

  1445.                     outBuffer[i][k+timeOffset] = fAudio16Buffers[i][k];

  1446.             }

  1447.         }

  1448. #endif

  1449. 

  1450.         // --------------------------------------------------------------------------------------------------------

  1451. 

  1452.         pData->singleMutex.unlock();

  1453.         return true;

  1454.     }

  1455. 

  1456.     void bufferSizeChanged(const uint32_t newBufferSize) override

  1457.     {

  1458.         if (! kUses16Outs)

  1459.             return;

  1460. 

  1461.         for (uint32_t i=0; i < pData->audioOut.count; ++i)

  1462.         {

  1463.             if (fAudio16Buffers[i] != nullptr)

  1464.                 delete[] fAudio16Buffers[i];

  1465.             fAudio16Buffers[i] = new float[newBufferSize];

  1466.         }

  1467.     }

  1468. 

  1469.     // -------------------------------------------------------------------

  1470.     // Plugin buffers

  1471. 

  1472.     void clearBuffers() override

  1473.     {

  1474.         carla_debug("FluidSynthPlugin::clearBuffers() - start");

  1475. 

  1476.         if (fAudio16Buffers != nullptr)

  1477.         {

  1478.             for (uint32_t i=0; i < pData->audioOut.count; ++i)

  1479.             {

  1480.                 if (fAudio16Buffers[i] != nullptr)

  1481.                 {

  1482.                     delete[] fAudio16Buffers[i];

  1483.                     fAudio16Buffers[i] = nullptr;

  1484.                 }

  1485.             }

  1486. 

  1487.             delete[] fAudio16Buffers;

  1488.             fAudio16Buffers = nullptr;

  1489.         }

  1490. 

  1491.         CarlaPlugin::clearBuffers();

  1492. 

  1493.         carla_debug("FluidSynthPlugin::clearBuffers() - end");

  1494.     }

  1495. 

  1496.     // -------------------------------------------------------------------

  1497. 

  1498.     const void* getExtraStuff() const noexcept override

  1499.     {

  1500.         return kUses16Outs ? (const void*)0x1 : nullptr;

  1501.     }

  1502. 

  1503.     bool init(const char* const filename, const char* const name, const char* const label)

  1504.     {

  1505.         CARLA_ASSERT(fSynth != nullptr);

  1506.         CARLA_ASSERT(filename != nullptr);

  1507.         CARLA_ASSERT(label != nullptr);

  1508. 

  1509.         // ---------------------------------------------------------------

  1510.         // first checks

  1511. 

  1512.         if (pData->engine == nullptr)

  1513.         {

  1514.             return false;

  1515.         }

  1516. 

  1517.         if (pData->client != nullptr)

  1518.         {

  1519.             pData->engine->setLastError("Plugin client is already registered");

  1520.             return false;

  1521.         }

  1522. 

  1523.         if (fSynth == nullptr)

  1524.         {

  1525.             pData->engine->setLastError("null synth");

  1526.             return false;

  1527.         }

  1528. 

  1529.         if (filename == nullptr)

  1530.         {

  1531.             pData->engine->setLastError("null filename");

  1532.             return false;

  1533.         }

  1534. 

  1535.         if (label == nullptr)

  1536.         {

  1537.             pData->engine->setLastError("null label");

  1538.             return false;

  1539.         }

  1540. 

  1541.         // ---------------------------------------------------------------

  1542.         // open soundfont

  1543. 

  1544.         fSynthId = fluid_synth_sfload(fSynth, filename, 0);

  1545. 

  1546.         if (fSynthId < 0)

  1547.         {

  1548.             pData->engine->setLastError("Failed to load SoundFont file");

  1549.             return false;

  1550.         }

  1551. 

  1552.         // ---------------------------------------------------------------

  1553.         // get info

  1554. 

  1555.         fFilename = filename;

  1556.         fLabel    = label;

  1557. 

  1558.         if (kUses16Outs && ! fLabel.endsWith(" (16 outs)"))

  1559.             fLabel += " (16 outs)";

  1560. 

  1561.         if (name != nullptr)

  1562.             fName = pData->engine->getUniquePluginName(name);

  1563.         else

  1564.             fName = pData->engine->getUniquePluginName(label);

  1565. 

  1566.         // ---------------------------------------------------------------

  1567.         // register client

  1568. 

  1569.         pData->client = pData->engine->addClient(this);

  1570. 

  1571.         if (pData->client == nullptr || ! pData->client->isOk())

  1572.         {

  1573.             pData->engine->setLastError("Failed to register plugin client");

  1574.             return false;

  1575.         }

  1576. 

  1577.         // ---------------------------------------------------------------

  1578.         // load plugin settings

  1579. 

  1580.         {

  1581.             // set default options

  1582.             fOptions = 0x0;

  1583. 

  1584.             fOptions |= PLUGIN_OPTION_MAP_PROGRAM_CHANGES;

  1585.             fOptions |= PLUGIN_OPTION_SEND_CHANNEL_PRESSURE;

  1586.             fOptions |= PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH;

  1587.             fOptions |= PLUGIN_OPTION_SEND_PITCHBEND;

  1588.             fOptions |= PLUGIN_OPTION_SEND_ALL_SOUND_OFF;

  1589. 

  1590.             // load settings

  1591.             pData->idStr  = "SF2/";

  1592.             pData->idStr += label;

  1593.             fOptions = pData->loadSettings(fOptions, getAvailableOptions());

  1594.         }

  1595. 

  1596.         return true;

  1597.     }

  1598. 

  1599. private:

  1600.     enum FluidSynthInputParameters {

  1601.         FluidSynthReverbOnOff    = 0,

  1602.         FluidSynthReverbRoomSize = 1,

  1603.         FluidSynthReverbDamp     = 2,

  1604.         FluidSynthReverbLevel    = 3,

  1605.         FluidSynthReverbWidth    = 4,

  1606.         FluidSynthChorusOnOff    = 5,

  1607.         FluidSynthChorusNr       = 6,

  1608.         FluidSynthChorusLevel    = 7,

  1609.         FluidSynthChorusSpeedHz  = 8,

  1610.         FluidSynthChorusDepthMs  = 9,

  1611.         FluidSynthChorusType     = 10,

  1612.         FluidSynthPolyphony      = 11,

  1613.         FluidSynthInterpolation  = 12,

  1614.         FluidSynthVoiceCount     = 13,

  1615.         FluidSynthParametersMax  = 14

  1616.     };

  1617. 

  1618.     const bool kUses16Outs;

  1619. 

  1620.     CarlaString fLabel;

  1621. 

  1622.     fluid_settings_t* fSettings;

  1623.     fluid_synth_t* fSynth;

  1624.     int fSynthId;

  1625. 

  1626.     float** fAudio16Buffers;

  1627.     float   fParamBuffers[FluidSynthParametersMax];

  1628. 

  1629.     int32_t fCurMidiProgs[MAX_MIDI_CHANNELS];

  1630. 

  1631.     CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(FluidSynthPlugin)

  1632. };

  1633. 

  1634. CARLA_BACKEND_END_NAMESPACE

  1635. 

  1636. #else // WANT_FLUIDSYNTH

  1637. # warning fluidsynth not available (no SF2 support)

  1638. #endif

  1639. 

  1640. CARLA_BACKEND_START_NAMESPACE

  1641. 

  1642. CarlaPlugin* CarlaPlugin::newSF2(const Initializer& init, const bool use16Outs)

  1643. {

  1644.     carla_debug("CarlaPlugin::newSF2({%p, \"%s\", \"%s\", \"%s\"}, %s)", init.engine, init.filename, init.name, init.label, bool2str(use16Outs));

  1645. 

  1646. #ifdef WANT_FLUIDSYNTH

  1647.     if (! fluid_is_soundfont(init.filename))

  1648.     {

  1649.         init.engine->setLastError("Requested file is not a valid SoundFont");

  1650.         return nullptr;

  1651.     }

  1652. 

  1653.     if (init.engine->getProccessMode() == PROCESS_MODE_CONTINUOUS_RACK && use16Outs)

  1654.     {

  1655.         init.engine->setLastError("Carla's rack mode can only work with Stereo modules, please choose the 2-channel only SoundFont version");

  1656.         return nullptr;

  1657.     }

  1658. 

  1659.     FluidSynthPlugin* const plugin(new FluidSynthPlugin(init.engine, init.id,  use16Outs));

  1660. 

  1661.     if (! plugin->init(init.filename, init.name, init.label))

  1662.     {

  1663.         delete plugin;

  1664.         return nullptr;

  1665.     }

  1666. 

  1667.     plugin->reload();

  1668. 

  1669.     return plugin;

  1670. #else

  1671.     init.engine->setLastError("fluidsynth support not available");

  1672.     return nullptr;

  1673. 

  1674.     // unused

  1675.     (void)use16Outs;

  1676. #endif

  1677. }

  1678. 

  1679. CARLA_BACKEND_END_NAMESPACE