Function ExtractZoomFactors

libs/drape_frontend/visual_params.cpp:301–307

}

void ExtractZoomFactors(ScreenBase const & s, double & zoom, int & index, float & lerpCoef)
{
  double const zoomLevel = GetZoomLevel(s.GetScale());
  zoom = trunc(zoomLevel);
  index = static_cast<int>(zoom - 1.0);
  lerpCoef = static_cast<float>(zoomLevel - zoom);
}

double GetNormalizedZoomLevel(double screenScale, int minZoom)
{