sdrangel/sdrgui/gui/fftwisdomdialog.cpp

136 wiersze
4.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2021 F4EXB //
// written by Edouard Griffiths //
// //
// 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 as 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 V3 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QStandardPaths>
#include <QDir>
#include <QFileDialog>
#include <QMessageBox>
#include <QProcess>
#include "fftwisdomdialog.h"
#include "ui_fftwisdomdialog.h"
FFTWisdomDialog::FFTWisdomDialog(QProcess *process, QWidget* parent) :
QDialog(parent),
ui(new Ui::FFTWisdomDialog),
m_process(process)
{
ui->setupUi(this);
QString pathVar = qgetenv("PATH");
QStringList findPaths = pathVar.split(QDir::listSeparator());
findPaths.append(QCoreApplication::applicationDirPath());
QString exePath = QStandardPaths::findExecutable("fftwf-wisdom", findPaths);
if (exePath.length() != 0)
{
m_fftwExecPath = exePath;
ui->executable->setText(exePath);
}
updateArguments(3, false);
}
FFTWisdomDialog::~FFTWisdomDialog()
{
delete ui;
}
void FFTWisdomDialog::on_showFileDialog_clicked()
{
QFileDialog fileDialog(this, "Select FFTW Wisdom file generator");
fileDialog.setOptions(QFileDialog::DontUseNativeDialog);
fileDialog.selectFile(m_fftwExecPath);
if (fileDialog.exec() == QDialog::Accepted)
{
QStringList fileNames = fileDialog.selectedFiles();
if (fileNames.size() > 0) {
m_fftwExecPath = fileNames.at(0);
}
}
}
void FFTWisdomDialog::on_fftwMaxSize_currentIndexChanged(int index)
{
updateArguments(index, ui->fftwReverse->isChecked());
}
void FFTWisdomDialog::on_fftwReverse_toggled(bool checked)
{
updateArguments(ui->fftwMaxSize->currentIndex(), checked);
}
void FFTWisdomDialog::accept()
{
m_process->start(m_fftwExecPath, m_fftwArguments);
qDebug("FFTWisdomDialog::accept: process started");
QDialog::accept();
}
void FFTWisdomDialog::reject()
{
QDialog::reject();
}
void FFTWisdomDialog::processFinished(int exitCode, QProcess::ExitStatus exitStatus)
{
qDebug("FFTWisdomDialog::processFinished: process finished rc=%d (%d)", exitCode, (int) exitStatus);
if ((exitCode != 0) || (exitStatus != QProcess::NormalExit))
{
QMessageBox::critical(this, "FFTW Wisdom", "fftwf-widdsom program failed");
}
else
{
QString log = m_process->readAllStandardOutput();
QMessageBox::information(this, "FFTW Wisdom", QString("Success\n%1").arg(log));
}
delete m_process;
}
void FFTWisdomDialog::updateArguments(int fftMaxLog2, bool includeReverse)
{
QString filePath = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
filePath += QDir::separator();
filePath += "fftw-wisdom";
m_fftwArguments.clear();
m_fftwArguments.append("-v");
m_fftwArguments.append("-n");
m_fftwArguments.append("-o");
m_fftwArguments.append(filePath);
for (int i = 7; i <= 7+fftMaxLog2; i++)
{
m_fftwArguments.append(QString("%1").arg(1<<i));
if (includeReverse) {
m_fftwArguments.append(QString("b%1").arg(1<<i));
}
}
QString argStr = m_fftwArguments.join(' ');
qDebug("FFTWisdomDialog::updateArguments: %s %s", qPrintable(m_fftwExecPath), qPrintable(argStr));
ui->fftwCommand->setText(m_fftwExecPath + " " + argStr);
}