void MainWindow::FirstDerivImage()
{
double sigma = ui->firstDerivSpinBox->value();
FirstDerivImage(&outImage, sigma);
DrawDisplayImage();
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
connect(ui->openButton, SIGNAL(clicked()), this, SLOT(OpenImage()));
connect(ui->saveButton, SIGNAL(clicked()), this, SLOT(SaveImage()));
connect(ui->saveDisplayButton, SIGNAL(clicked()), this, SLOT(SaveDisplayImage()));
connect(ui->resetButton, SIGNAL(clicked()), this, SLOT(ResetImage()));
connect(ui->toggleButton, SIGNAL(pressed()), this, SLOT(ToggleImage()));
connect(ui->toggleButton, SIGNAL(released()), this, SLOT(ToggleImage()));
connect(ui->bwButton, SIGNAL(clicked()), this, SLOT(BlackWhiteImage()));
connect(ui->noiseButton, SIGNAL(clicked()), this, SLOT(AddNoise()));
connect(ui->meanButton, SIGNAL(clicked()), this, SLOT(MeanBlurImage()));
connect(ui->medianButton, SIGNAL(clicked()), this, SLOT(MedianImage()));
connect(ui->gaussianBlurButton, SIGNAL(clicked()), this, SLOT(GaussianBlurImage()));
connect(ui->firstDerivButton, SIGNAL(clicked()), this, SLOT(FirstDerivImage()));
connect(ui->secondDerivButton, SIGNAL(clicked()), this, SLOT(SecondDerivImage()));
connect(ui->sharpenButton, SIGNAL(clicked()), this, SLOT(SharpenImage()));
connect(ui->sobelButton, SIGNAL(clicked()), this, SLOT(SobelImage()));
connect(ui->bilateralButton, SIGNAL(clicked()), this, SLOT(BilateralImage()));
connect(ui->halfButton, SIGNAL(clicked()), this, SLOT(HalfImage()));
connect(ui->rotateButton, SIGNAL(clicked()), this, SLOT(RotateImage()));
connect(ui->peaksButton, SIGNAL(clicked()), this, SLOT(FindPeaksImage()));
connect(ui->houghButton, SIGNAL(clicked()), this, SLOT(HoughImage()));
connect(ui->crazyButton, SIGNAL(clicked()), this, SLOT(CrazyImage()));
connect(ui->randomButton, SIGNAL(clicked()), this, SLOT(RandomSeedImage()));
connect(ui->pixelButton, SIGNAL(clicked()), this, SLOT(PixelSeedImage()));
connect(ui->histogramButton, SIGNAL(clicked()), this, SLOT(HistogramSeedImage()));
connect(ui->actionOpen, SIGNAL(triggered()), this, SLOT(OpenImage()));
connect(ui->zoomSlider, SIGNAL(valueChanged(int)), this, SLOT(Zoom(int)));
connect(ui->brightnessSlider, SIGNAL(valueChanged(int)), this, SLOT(Brightness(int)));
connect(ui->verticalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(Scroll(int)));
connect(ui->horizontalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(Scroll(int)));
ui->meanBox->setValue(2);
ui->medianBox->setValue(2);
ui->blurSpinBox->setValue(2.0);
ui->firstDerivSpinBox->setValue(2.0);
ui->secondDerivSpinBox->setValue(2.0);
ui->sharpenSigmaSpinBox->setValue(2.0);
ui->sharpenMagSpinBox->setValue(1.0);
ui->bilateralSigmaSSpinBox->setValue(2.0);
ui->bilateralSigmaISpinBox->setValue(20.0);
ui->noiseSpinBox->setValue(10.0);
ui->orientationSpinBox->setValue(10.0);
ui->peakThresholdSpinBox->setValue(10.0);
ui->colorNoiseCheckBox->setChecked(true);
ui->zoomSlider->setValue(0);
ui->brightnessSlider->setValue(0);
ui->clusterBox->setValue(4);
displayImage = QImage(ui->ImgDisplay->width(), ui->ImgDisplay->height(), QImage::Format_RGB32);
}