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Getting buildings heights from mwm.

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This commit is contained in:
Daria Volvenkova 2015-12-15 12:34:57 +03:00
parent bec1a39975
commit b8c30027c2
1 changed files with 20 additions and 2 deletions
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22
drape_frontend/rule_drawer.cpp
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@ -135,9 +135,27 @@ void RuleDrawer::operator()(FeatureType const & f)
if (s.AreaStyleExists())
{
bool const is3dBuilding = m_is3d ? (ftypes::IsBuildingChecker::Instance()(f) && f.GetLayer() >= 0) : false;
float const kBuildingHeight = 0.0008f * (1.0f + 2.0f * rand() / RAND_MAX);
ApplyAreaFeature apply(insertShape, f.GetID(), is3dBuilding ? kBuildingHeight : 0.0f,
float areaHeight = 0.0f;
if (is3dBuilding)
{
f.ParseMetadata();
feature::Metadata const & md = f.GetMetadata();
string const & height = md.Get(feature::Metadata::FMD_HEIGHT);
double const kDefaultHeightInMeters = 0.0;
double heightInMeters = kDefaultHeightInMeters;
if (!height.empty())
strings::to_double(height, heightInMeters);
m2::PointD const pt = feature::GetCenter(f, zoomLevel);
m2::RectD const rectMercator = MercatorBounds::MetresToXY(MercatorBounds::XToLon(pt.x),
MercatorBounds::YToLat(pt.y),
heightInMeters);
areaHeight = m2::PointD(rectMercator.SizeX(), rectMercator.SizeY()).Length();
}
ApplyAreaFeature apply(insertShape, f.GetID(), areaHeight,
minVisibleScale, f.GetRank(), s.GetCaptionDescription());
f.ForEachTriangleRef(apply, zoomLevel);