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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/>.
**/
//
// Amplifier.cpp
// modularSynth
//
// Created by Ryan Challinor on 7/13/13.
//
//
#include "Amplifier.h"
#include "ModularSynth.h"
#include "Profiler.h"
Amplifier::Amplifier()
: IAudioProcessor(gBufferSize)
{
}
void Amplifier::CreateUIControls()
{
IDrawableModule::CreateUIControls();
mGainSlider = new FloatSlider(this, "gain", 5, 2, 110, 15, &mGain, 0, 4);
}
Amplifier::~Amplifier()
{
}
void Amplifier::Process(double time)
{
PROFILER(Amplifier);
IAudioReceiver* target = GetTarget();
if (target == nullptr)
return;
SyncBuffers();
int bufferSize = GetBuffer()->BufferSize();
mNumChannels = GetBuffer()->NumActiveChannels();
ChannelBuffer* out = target->GetBuffer();
for (int ch = 0; ch < GetBuffer()->NumActiveChannels(); ++ch)
{
auto getBufferChannelCh = GetBuffer()->GetChannel(ch);
if (mEnabled)
{
for (int i = 0; i < bufferSize; ++i)
{
ComputeSliders(i);
gWorkBuffer[i] = getBufferChannelCh[i] * mGain;
}
if (mShowLevelMeter)
mLevelMeterDisplay.Process(ch, gWorkBuffer, bufferSize);
Add(out->GetChannel(ch), gWorkBuffer, GetBuffer()->BufferSize());
GetVizBuffer()->WriteChunk(gWorkBuffer, GetBuffer()->BufferSize(), ch);
}
else
{
if (mShowLevelMeter)
mLevelMeterDisplay.Process(ch, getBufferChannelCh, bufferSize);
Add(out->GetChannel(ch), getBufferChannelCh, GetBuffer()->BufferSize());
GetVizBuffer()->WriteChunk(getBufferChannelCh, GetBuffer()->BufferSize(), ch);
}
}
GetBuffer()->Reset();
}
void Amplifier::DrawModule()
{
if (Minimized() || IsVisible() == false)
return;
if (mShowLevelMeter)
{
if (mNumChannels == 1)
{
mLevelMeterDisplay.Draw(3, 20, 114, 8, mNumChannels);
mHeight = 30;
}
else
{
mLevelMeterDisplay.Draw(3, 20, 114, 18, mNumChannels);
mHeight = 40;
}
}
else
{
mHeight = 22;
}
mGainSlider->Draw();
}
void Amplifier::LoadLayout(const ofxJSONElement& moduleInfo)
{
mModuleSaveData.LoadString("target", moduleInfo);
mModuleSaveData.LoadBool("show_level_meter", moduleInfo, true);
SetUpFromSaveData();
}
void Amplifier::SetUpFromSaveData()
{
SetTarget(TheSynth->FindModule(mModuleSaveData.GetString("target")));
mShowLevelMeter = mModuleSaveData.GetBool("show_level_meter");
}
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