Method autoUpdate

src_gui/mainwindow.cpp:793–821

automatically update the preview if the calculation took only a certain amount of time in milliseconds, e.g. 500 (0.5 seconds) this Slot is for parameter input fields/buttons in the gui

//in milliseconds, e.g. 500 (0.5 seconds)
//this Slot is for parameter input fields/buttons in the gui
void MainWindow::autoUpdate() {
    if(!ui->checkBox_autoUpdate->isChecked() || !ui->checkBox_autoUpdate->isEnabled())
        return;

    int autoUpdateThreshold_ms = ui->doubleSpinBox_autoUpdateThreshold->value() * 1000.0;

    switch(ui->tabWidget->currentIndex()) {
    case 0:
        break;
    case 1:
        if(lastCalctime_normal < autoUpdateThreshold_ms)
            calcNormalAndPreview();
        break;
    case 2:
        if(lastCalctime_specular < autoUpdateThreshold_ms)
            calcSpecAndPreview();
        break;
    case 3:
        if(lastCalctime_displace < autoUpdateThreshold_ms)
            calcDisplaceAndPreview();
        break;
    case 4:
        if(lastCalctime_ssao < autoUpdateThreshold_ms)
            calcSsaoAndPreview();
        break;
    default:
        break;
    }
}

//generate a message that shows the elapsed time of a calculation process
//example output: "calculated normalmap (1.542 seconds)"