File: NoteStepper.cpp

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bespokesynth 1.3.0%2Bdfsg-3
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/**
    bespoke synth, a software modular synthesizer
    Copyright (C) 2021 Ryan Challinor (contact: awwbees@gmail.com)

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
**/
/*
  ==============================================================================

    NoteStepper.cpp
    Created: 15 Jul 2021 9:11:23pm
    Author:  Ryan Challinor

  ==============================================================================
*/

#include "NoteStepper.h"
#include "OpenFrameworksPort.h"
#include "Scale.h"
#include "ModularSynth.h"
#include "PatchCableSource.h"
#include "UIControlMacros.h"

NoteStepper::NoteStepper()
{
   for (int i = 0; i < 128; ++i)
      mLastNoteDestinations[i] = -1;
}

void NoteStepper::CreateUIControls()
{
   IDrawableModule::CreateUIControls();

   UIBLOCK(3, 3, 15 + (kMaxDestinations - 1) * 15);
   BUTTON(mResetButton, "reset");
   INTSLIDER(mLengthSlider, "length", &mLength, 1, kMaxDestinations);
   ENDUIBLOCK(mWidth, mHeight);
   mHeight += 15;

   for (int i = 0; i < kMaxDestinations; ++i)
   {
      mDestinationCables[i] = new AdditionalNoteCable();
      mDestinationCables[i]->SetPatchCableSource(new PatchCableSource(this, kConnectionType_Note));
      mDestinationCables[i]->GetPatchCableSource()->SetOverrideCableDir(ofVec2f(0, 1), PatchCableSource::Side::kBottom);
      AddPatchCableSource(mDestinationCables[i]->GetPatchCableSource());
      mDestinationCables[i]->GetPatchCableSource()->SetManualPosition(10 + i * 15, mHeight - 8);
   }

   GetPatchCableSource()->SetEnabled(false);
}

void NoteStepper::DrawModule()
{
   if (Minimized() || IsVisible() == false)
      return;

   mResetButton->Draw();
   mLengthSlider->Draw();

   for (int i = 0; i < kMaxDestinations; ++i)
   {
      mDestinationCables[i]->GetPatchCableSource()->SetEnabled(i < mLength);
      if (i == mCurrentDestinationIndex)
      {
         ofPushStyle();
         ofSetColor(255, 255, 255);
         ofCircle(10 + i * 15, mHeight - 8, 6);
         ofPopStyle();
      }
   }
}

void NoteStepper::PlayNote(double time, int pitch, int velocity, int voiceIdx, ModulationParameters modulation)
{
   int selectedDestination = 0;
   if (velocity > 0)
   {
      if (time > mLastNoteOnTime + 10 || !mAllowChords) //slop, to make a chord count as a single step
         mCurrentDestinationIndex = (mCurrentDestinationIndex + 1) % mLength;

      selectedDestination = mCurrentDestinationIndex;
      mLastNoteOnTime = time;

      if (mLastNoteDestinations[pitch] != -1 && mLastNoteDestinations[pitch] != selectedDestination)
         SendNoteToIndex(mLastNoteDestinations[pitch], time, pitch, 0, voiceIdx, modulation);
      mLastNoteDestinations[pitch] = selectedDestination;
   }
   else
   {
      selectedDestination = mLastNoteDestinations[pitch];
      if (selectedDestination == -1)
         return;
      mLastNoteDestinations[pitch] = -1;
   }

   SendNoteToIndex(selectedDestination, time, pitch, velocity, voiceIdx, modulation);
}

void NoteStepper::SendNoteToIndex(int index, double time, int pitch, int velocity, int voiceIdx, ModulationParameters modulation)
{
   mDestinationCables[index]->PlayNoteOutput(time, pitch, velocity, voiceIdx, modulation);
}

void NoteStepper::SendCC(int control, int value, int voiceIdx)
{
   SendCCOutput(control, value, voiceIdx);
}

void NoteStepper::ButtonClicked(ClickButton* button, double time)
{
   if (button == mResetButton)
      mCurrentDestinationIndex = -1;
}

void NoteStepper::LoadLayout(const ofxJSONElement& moduleInfo)
{
   mModuleSaveData.LoadBool("allow_chords", moduleInfo, false);

   SetUpFromSaveData();
}

void NoteStepper::SetUpFromSaveData()
{
   mAllowChords = mModuleSaveData.GetBool("allow_chords");
}

void NoteStepper::SaveLayout(ofxJSONElement& moduleInfo)
{
}