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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/>.
**/
//
// FollowingSong.cpp
// Bespoke
//
// Created by Ryan Challinor on 10/15/14.
//
//
#include "FollowingSong.h"
#include "SynthGlobals.h"
#include "ModularSynth.h"
#include "Profiler.h"
#include "Transport.h"
#include "Scale.h"
#include "IAudioReceiver.h"
FollowingSong::FollowingSong()
{
}
void FollowingSong::CreateUIControls()
{
IDrawableModule::CreateUIControls();
mMuteCheckbox = new Checkbox(this, "mute", 200, 4, &mMute);
}
FollowingSong::~FollowingSong()
{
}
void FollowingSong::LoadSample(const char* file)
{
mLoadingSong = true;
mLoadSongMutex.lock();
mSample.Read(file);
mLoadSongMutex.unlock();
mLoadingSong = false;
}
void FollowingSong::SetPlaybackInfo(bool play, int position, float speed, float volume)
{
mPlay = play;
mSample.SetRate(speed);
mSample.SetPlayPosition(position);
mVolume = volume;
}
void FollowingSong::Process(double time)
{
PROFILER(FollowingSong);
IAudioReceiver* target = GetTarget();
if (!mEnabled || target == nullptr)
return;
ComputeSliders(0);
int bufferSize = target->GetBuffer()->BufferSize();
float* out = target->GetBuffer()->GetChannel(0);
assert(bufferSize == gBufferSize);
float volSq = mVolume * mVolume * .5f;
if (!mLoadingSong && mPlay)
{
mLoadSongMutex.lock();
gWorkChannelBuffer.SetNumActiveChannels(1);
if (mSample.ConsumeData(time, &gWorkChannelBuffer, bufferSize, true))
{
for (int i = 0; i < bufferSize; ++i)
{
float sample = gWorkChannelBuffer.GetChannel(0)[i] * volSq;
if (mMute)
sample = 0;
out[i] += sample;
GetVizBuffer()->Write(sample, 0);
}
}
else
{
GetVizBuffer()->WriteChunk(gZeroBuffer, bufferSize, 0);
}
mLoadSongMutex.unlock();
}
else
{
GetVizBuffer()->WriteChunk(gZeroBuffer, bufferSize, 0);
}
}
void FollowingSong::DrawModule()
{
if (Minimized() || IsVisible() == false)
return;
mMuteCheckbox->Draw();
ofPushMatrix();
ofTranslate(10, 20);
DrawTextNormal(mSample.Name(), 100, -10);
DrawAudioBuffer(540, 100, mSample.Data(), 0, mSample.LengthInSamples() / mSample.GetSampleRateRatio(), mSample.GetPlayPosition());
ofPopMatrix();
ofPushStyle();
float w, h;
GetDimensions(w, h);
ofFill();
ofSetColor(255, 255, 255, 50);
float beatWidth = w / 4;
ofRect(int(TheTransport->GetMeasurePos(gTime) * 4) * beatWidth, 0, beatWidth, h);
ofPopStyle();
}
void FollowingSong::DropdownUpdated(DropdownList* list, int oldVal, double time)
{
}
void FollowingSong::ButtonClicked(ClickButton* button, double time)
{
}
void FollowingSong::CheckboxUpdated(Checkbox* checkbox, double time)
{
}
void FollowingSong::RadioButtonUpdated(RadioButton* list, int oldVal, double time)
{
}
void FollowingSong::IntSliderUpdated(IntSlider* slider, int oldVal, double time)
{
}
void FollowingSong::FloatSliderUpdated(FloatSlider* slider, float oldVal, double time)
{
}
void FollowingSong::LoadLayout(const ofxJSONElement& moduleInfo)
{
mModuleSaveData.LoadString("target", moduleInfo);
SetUpFromSaveData();
}
void FollowingSong::SetUpFromSaveData()
{
SetTarget(TheSynth->FindModule(mModuleSaveData.GetString("target")));
}
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