Method calcNormal

src_gui/mainwindow.cpp:287–335

}

void MainWindow::calcNormal() {
    if(input.isNull())
        return;

    //normalmap parameters
    double strength = ui->doubleSpinBox_strength->value();
    bool invert = ui->checkBox_invertHeight->isChecked();
    bool tileable = ui->checkBox_tileable->isChecked();

    //color channel mode
    IntensityMap::Mode mode = IntensityMap::AVERAGE;
    if(ui->comboBox_mode_normal->currentIndex() == 0)
        mode = IntensityMap::AVERAGE;
    else if(ui->comboBox_mode_normal->currentIndex() == 1)
        mode = IntensityMap::MAX;

    //color channels to use
    bool useRed = ui->checkBox_useRed_normal->isChecked();
    bool useGreen = ui->checkBox_useGreen_normal->isChecked();
    bool useBlue = ui->checkBox_useBlue_normal->isChecked();
    bool useAlpha = ui->checkBox_useAlpha_normal->isChecked();

    //kernel to use
    NormalmapGenerator::Kernel kernel = NormalmapGenerator::SOBEL;
    if(ui->comboBox_method->currentIndex() == 0)
        kernel = NormalmapGenerator::SOBEL;
    else if(ui->comboBox_method->currentIndex() == 1)
        kernel = NormalmapGenerator::PREWITT;
    
    //keep large detail settings
    bool keepLargeDetail = ui->checkBox_keepLargeDetail->isChecked();
    int largeDetailScale = ui->spinBox_largeDetailScale->value();
    double largeDetailHeight = ui->doubleSpinBox_largeDetailHeight->value();

    //scale input image if not 100%
    QImage inputScaled = input;
    int sizePercent = ui->spinBox_normalmapSize->value();
    if(sizePercent != 100) {
        int scaledWidth = calcPercentage(input.width(), sizePercent);
        int scaledHeight = calcPercentage(input.height(), sizePercent);

        inputScaled = input.scaled(scaledWidth, scaledHeight, Qt::KeepAspectRatio, Qt::SmoothTransformation);
    }
    
    //setup generator and calculate map
    NormalmapGenerator normalmapGenerator(mode, useRed, useGreen, useBlue, useAlpha);
    normalmap = normalmapGenerator.calculateNormalmap(inputScaled, kernel, strength, invert, tileable, keepLargeDetail, largeDetailScale, largeDetailHeight);
    normalmapRawIntensity = normalmapGenerator.getIntensityMap().convertToQImage();
}

void MainWindow::calcSpec() {
    if(input.isNull())