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/*********************************************************************
MLDemos: A User-Friendly visualization toolkit for machine learning
Copyright (C) 2010 Basilio Noris
Contact: mldemos@b4silio.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License,
version 3 as published by the Free Software Foundation.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*********************************************************************/
#include <QPixmap>
#include <QBitmap>
#include <QPainter>
#include <datasetManager.h>
#include <canvas.h>
#include "interfaceNLopt.h"
#include "maximizeNLopt.h"
using namespace std;
MaximizeInterfaceNLopt::MaximizeInterfaceNLopt()
{
params = new Ui::ParametersNLopt();
params->setupUi(widget = new QWidget());
}
void MaximizeInterfaceNLopt::SetParams(Maximizer *maximizer)
{
if(!maximizer) return;
MaximizeNlopt *nlopt = dynamic_cast<MaximizeNlopt*>(maximizer);
if(!nlopt) return;
int type = params->algorithmCombo->currentIndex();
float step = params->stepSpin->value();
nlopt->SetParams(type, step);
}
Maximizer *MaximizeInterfaceNLopt::GetMaximizer()
{
Maximizer *maximizer = new MaximizeNlopt();
SetParams(maximizer);
return maximizer;
}
QString MaximizeInterfaceNLopt::GetAlgoString()
{
QString algo;
switch(params->algorithmCombo->currentIndex())
{
case 0:
algo += QString("AUGLAG");
break;
case 1:
algo += QString("BOBYQA");
break;
case 2:
algo += QString("COBYLA");
break;
case 3:
algo += QString("NELDERMEAD");
break;
case 4:
algo += QString("NEWUOA");
break;
case 5:
algo += QString("PRAXIS");
break;
case 6:
algo += QString("SBPLX");
break;
default:
return QString("Gradient-Free method");
}
algo += QString(" %1").arg(params->stepSpin->value());
return algo;
}
void MaximizeInterfaceNLopt::SaveOptions(QSettings &settings)
{
settings.setValue("algorithmCombo", params->algorithmCombo->currentIndex());
}
bool MaximizeInterfaceNLopt::LoadOptions(QSettings &settings)
{
if(settings.contains("algorithmCombo")) params->algorithmCombo->setCurrentIndex(settings.value("algorithmCombo").toInt());
return true;
}
void MaximizeInterfaceNLopt::SaveParams(QTextStream &file)
{
file << "maximizationOptions:" << "algorithmCombo" << " " << params->algorithmCombo->currentIndex() << "\n";
}
bool MaximizeInterfaceNLopt::LoadParams(QString name, float value)
{
if(name.endsWith("algorithmCombo")) params->algorithmCombo->setCurrentIndex((int)value);
return true;
}
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