Rack/plugins/community/repos/BaconMusic/src/Bitulator.cpp

#include "BaconPlugs.hpp"

/*
** ToDo:
**   Add lights for on/off
**   Add a 7 segment display for step count
*/

namespace rack_plugin_BaconMusic {

struct Bitulator : Module {
  enum ParamIds {
    WET_DRY_MIX,
    STEP_COUNT,
    AMP_LEVEL,
    BITULATE,
    CLIPULATE,
    NUM_PARAMS
  };

  enum InputIds {
    SIGNAL_INPUT,
    NUM_INPUTS
  };

  enum OutputIds {
    CRUNCHED_OUTPUT,
    NUM_OUTPUTS
  };

  enum LightIds {
    BITULATING_LIGHT,
    CRUNCHING_LIGHT,
    NUM_LIGHTS
  };

  Bitulator() : Module( NUM_PARAMS, NUM_INPUTS, NUM_OUTPUTS, NUM_LIGHTS ) {
    params[ WET_DRY_MIX ].value = 1.0;
    params[ STEP_COUNT ].value = 6;
    params[ AMP_LEVEL ].value = 1;
    params[ BITULATE ].value = 1;
    params[ CLIPULATE ].value = 1;

    lights[ BITULATING_LIGHT ].value = 1;
    lights[ CRUNCHING_LIGHT ].value = 1;
  }


  void step() override
  {
    float vin = inputs[ SIGNAL_INPUT ].value;
    float wd = params[ WET_DRY_MIX ].value;

    // Signals are +/-5V signals of course. So

    float res = 0;
    if( params[ BITULATE ].value > 0 ) {
      float qi = params[ STEP_COUNT ].value / 2;
      float crunch = (int)( (vin/5.0) * qi ) / qi * 5.0;

      res = crunch;
      lights[ BITULATING_LIGHT ].value = 1;
    }
    else
    {
      res = vin;
      lights[ BITULATING_LIGHT ].value = 0;
    }

    if( params[ CLIPULATE ].value > 0 ) {
      float al = params[ AMP_LEVEL ].value;
      res = clamp( res * al, -5.0f, 5.0f );
      lights[ CRUNCHING_LIGHT ].value = 1;
    }
    else {
      lights[ CRUNCHING_LIGHT ].value = 0;
    }
        

    outputs[ CRUNCHED_OUTPUT ].value = wd * res + ( 1.0 - wd ) * vin;
  }
};

struct BitulatorWidget : ModuleWidget {
  BitulatorWidget( Bitulator *model );
};

BitulatorWidget::BitulatorWidget( Bitulator *model ) : ModuleWidget( model )
{
  box.size = Vec( SCREW_WIDTH * 6, RACK_HEIGHT );

  BaconBackground *bg = new BaconBackground( box.size, "Bitulator" );
  addChild( bg->wrappedInFramebuffer() );
  
  int wdpos = 40;
  bg->addLabel( Vec( bg->cx(), wdpos ), "Mix", 14, NVG_ALIGN_CENTER | NVG_ALIGN_MIDDLE );
  bg->addLabel( Vec( bg->cx() + 10, wdpos + 72 ), "Wet", 13, NVG_ALIGN_LEFT | NVG_ALIGN_TOP );
  bg->addLabel( Vec( bg->cx() - 10, wdpos + 72 ), "Dry", 13, NVG_ALIGN_RIGHT | NVG_ALIGN_TOP );

  addParam( ParamWidget::create< RoundHugeBlackKnob >( Vec( bg->cx( 56 ), wdpos + 10 ),
                                                module,
                                                Bitulator::WET_DRY_MIX,
                                                0, 1, 1 ));

  Vec cr( 5, 140 ), rs( box.size.x-10, 70 );
  bg->addRoundedBorder( cr, rs );
  bg->addLabel( Vec( bg->cx(), cr.y+3 ), "Quantize", 14, NVG_ALIGN_CENTER|NVG_ALIGN_TOP );
  addChild( ModuleLightWidget::create< SmallLight< BlueLight > >( cr.plus( Vec( 5, 5 ) ), module, Bitulator::BITULATING_LIGHT ) );
  addParam( ParamWidget::create< CKSS >( cr.plus( Vec( 5, 25 ) ), module, Bitulator::BITULATE, 0, 1, 1 ) );
  Vec knobPos = Vec( cr.x + rs.x - 36 - 12, cr.y + 18 );
  Vec knobCtr = knobPos.plus( Vec( 18, 18 ) );
  addParam( ParamWidget::create< RoundLargeBlackKnob >( knobPos,
                                           module,
                                           Bitulator::STEP_COUNT,
                                           2, 16, 6 ));
  bg->addLabel( knobCtr.plus( Vec(  8, 21 ) ), "smth", 10, NVG_ALIGN_LEFT | NVG_ALIGN_TOP );
  bg->addLabel( knobCtr.plus( Vec( -8, 21 ) ), "crnch", 10, NVG_ALIGN_RIGHT | NVG_ALIGN_TOP );
  
  
  cr = Vec( 5, 215 );
  bg->addRoundedBorder( cr, rs );
  bg->addLabel( Vec( bg->cx( 5 ), cr.y+3 ), "Amp'n'Clip", 14, NVG_ALIGN_CENTER|NVG_ALIGN_TOP );
  addChild( ModuleLightWidget::create< SmallLight< BlueLight > >( cr.plus( Vec( 5, 5 ) ), module, Bitulator::CRUNCHING_LIGHT ) );
  addParam( ParamWidget::create< CKSS >( cr.plus( Vec( 5, 25 ) ), module, Bitulator::CLIPULATE, 0, 1, 1 ) );
  knobPos = Vec( cr.x + rs.x - 36 - 12, cr.y + 18 );
  knobCtr = knobPos.plus( Vec( 18, 18 ) );
  addParam( ParamWidget::create< RoundLargeBlackKnob >( knobPos,
                                           module,
                                           Bitulator::AMP_LEVEL,
                                           1, 10, 1 ) );
  bg->addLabel( knobCtr.plus( Vec(  12, 21 ) ), "11", 10, NVG_ALIGN_LEFT | NVG_ALIGN_TOP );
  bg->addLabel( knobCtr.plus( Vec( -8, 21 ) ), "one", 10, NVG_ALIGN_RIGHT | NVG_ALIGN_TOP );
  
  Vec inP = Vec( 10, RACK_HEIGHT - 15 - 43 );
  Vec outP = Vec( box.size.x - 24 - 10, RACK_HEIGHT - 15 - 43 );
  
  bg->addPlugLabel( inP, BaconBackground::SIG_IN, "in" );
  addInput( Port::create< PJ301MPort >( inP, Port::INPUT,
                                       module,
                                       Bitulator::SIGNAL_INPUT ) );

  bg->addPlugLabel( outP, BaconBackground::SIG_OUT, "out" );
  addOutput( Port::create< PJ301MPort >( outP, Port::OUTPUT,
                                         module,
                                         Bitulator::CRUNCHED_OUTPUT ) );
}

} // namespace rack_plugin_BaconMusic

using namespace rack_plugin_BaconMusic;

RACK_PLUGIN_MODEL_INIT(BaconMusic, Bitulator) {
   Model *modelBitulator = Model::create< Bitulator, BitulatorWidget >("Bacon Music", "Bitulator", "Bitulator", DISTORTION_TAG);
   return modelBitulator;
}