Method decreaseExposure

src/Viewers/LuminanceRangeWidget.cpp:234–239

}

void LuminanceRangeWidget::decreaseExposure() {
    windowMin += exposureStep;
    windowMax += exposureStep;
    update();
    emit updateRangeWindow();
}

void LuminanceRangeWidget::extendRange() {
    if (windowMax - windowMin > 10) return;