Function GetRectForDrawScale

libs/drape_frontend/visual_params.cpp:205–214

}

m2::RectD GetRectForDrawScale(int drawScale, m2::PointD const & center, uint32_t tileSize, double visualScale)
{
  // +1 - we will calculate half length for each side
  double const factor = 1 << (std::max(1, drawScale - GetTileScaleIncrement(tileSize, visualScale)) + 1);

  double const len = mercator::Bounds::kRangeX / factor;

  return m2::RectD(mercator::ClampX(center.x - len), mercator::ClampY(center.y - len), mercator::ClampX(center.x + len),
                   mercator::ClampY(center.y + len));
}

m2::RectD GetRectForDrawScale(int drawScale, m2::PointD const & center)
{