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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/>.
**/
//
// Monophonify.cpp
// modularSynth
//
// Created by Ryan Challinor on 12/12/12.
//
//
#include "Monophonify.h"
#include "OpenFrameworksPort.h"
#include "ModularSynth.h"
#include "UIControlMacros.h"
Monophonify::Monophonify()
{
for (int i = 0; i < 128; ++i)
mHeldNotes[i] = -1;
}
void Monophonify::CreateUIControls()
{
IDrawableModule::CreateUIControls();
UIBLOCK0();
DROPDOWN(mPortamentoModeSelector, "mode", ((int*)&mPortamentoMode), 90);
FLOATSLIDER(mGlideSlider, "glide", &mGlideTime, 0, 1000);
ENDUIBLOCK(mWidth, mHeight);
mPortamentoModeSelector->AddLabel("always", (int)PortamentoMode::kAlways);
mPortamentoModeSelector->AddLabel("retrigger held", (int)PortamentoMode::kRetriggerHeld);
mPortamentoModeSelector->AddLabel("bend held", (int)PortamentoMode::kBendHeld);
mGlideSlider->SetMode(FloatSlider::kSquare);
}
void Monophonify::DrawModule()
{
if (Minimized() || IsVisible() == false)
return;
mPortamentoModeSelector->Draw();
mGlideSlider->Draw();
}
void Monophonify::PlayNote(double time, int pitch, int velocity, int voiceIdx, ModulationParameters modulation)
{
if (!mEnabled)
{
PlayNoteOutput(time, pitch, velocity, voiceIdx, modulation);
return;
}
if (pitch < 0 || pitch >= 128)
return;
mPitchBend.AppendTo(modulation.pitchBend);
modulation.pitchBend = &mPitchBend;
voiceIdx = mVoiceIdx;
if (velocity > 0)
{
mLastVelocity = velocity;
int currentlyHeldPitch = GetMostRecentCurrentlyHeldPitch();
if (currentlyHeldPitch != -1)
{
if (mPortamentoMode == PortamentoMode::kBendHeld)
{
//just bend to the new note
mPitchBend.RampValue(time, mPitchBend.GetIndividualValue(0), pitch - mInitialPitch, mGlideTime);
}
else
{
//trigger new note and bend
mPitchBend.RampValue(time, currentlyHeldPitch - pitch + mPitchBend.GetIndividualValue(0), 0, mGlideTime);
PlayNoteOutput(time, currentlyHeldPitch, 0, -1, modulation);
PlayNoteOutput(time, pitch, velocity, voiceIdx, modulation);
}
}
else
{
if (mPortamentoMode == PortamentoMode::kAlways && mLastPlayedPitch != -1)
{
//bend to new note
mPitchBend.RampValue(time, mLastPlayedPitch - pitch + mPitchBend.GetIndividualValue(0), 0, mGlideTime);
}
else
{
//reset pitch bend
mPitchBend.RampValue(time, 0, 0, 0);
}
mInitialPitch = pitch;
PlayNoteOutput(time, pitch, velocity, voiceIdx, modulation);
}
mLastPlayedPitch = pitch;
mHeldNotes[pitch] = time;
}
else
{
bool wasCurrNote = (pitch == GetMostRecentCurrentlyHeldPitch());
mHeldNotes[pitch] = -1;
if (wasCurrNote)
{
int returnToPitch = GetMostRecentCurrentlyHeldPitch();
if (returnToPitch != -1)
{
if (mPortamentoMode == PortamentoMode::kBendHeld)
{
//bend back to old note
mPitchBend.RampValue(time, mPitchBend.GetIndividualValue(0), returnToPitch - mInitialPitch, mGlideTime);
}
else
{
//bend back to old note and retrigger
mPitchBend.RampValue(time, pitch - returnToPitch + mPitchBend.GetIndividualValue(0), 0, mGlideTime);
PlayNoteOutput(time, returnToPitch, mLastVelocity, voiceIdx, modulation);
}
}
else
{
if (mPortamentoMode == PortamentoMode::kBendHeld)
{
//stop pitch that we started with
PlayNoteOutput(time, mInitialPitch, 0, voiceIdx, modulation);
}
else
{
//stop released pitch
PlayNoteOutput(time, pitch, 0, voiceIdx, modulation);
}
}
}
}
}
int Monophonify::GetMostRecentCurrentlyHeldPitch() const
{
int mostRecentPitch = -1;
double mostRecentTime = 0;
for (int i = 0; i < 128; ++i)
{
if (mHeldNotes[i] > mostRecentTime)
{
mostRecentPitch = i;
mostRecentTime = mHeldNotes[i];
}
}
return mostRecentPitch;
}
void Monophonify::CheckboxUpdated(Checkbox* checkbox, double time)
{
if (checkbox == mEnabledCheckbox)
{
mNoteOutput.Flush(time);
for (int i = 0; i < 128; ++i)
mHeldNotes[i] = -1;
}
}
void Monophonify::FloatSliderUpdated(FloatSlider* slider, float oldVal, double time)
{
}
void Monophonify::LoadLayout(const ofxJSONElement& moduleInfo)
{
mModuleSaveData.LoadString("target", moduleInfo);
mModuleSaveData.LoadInt("voice_idx", moduleInfo, 0, 0, kNumVoices - 1);
SetUpFromSaveData();
}
void Monophonify::SetUpFromSaveData()
{
SetUpPatchCables(mModuleSaveData.GetString("target"));
mVoiceIdx = mModuleSaveData.GetInt("voice_idx");
}
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