kirylkaveryn/organicmaps
1
Fork 0
forked from organicmaps/organicmaps-tmp
Code Pull requests Activity

Merge pull request #4858 from darina/segment-normalize-fix

Browse source 
Fixed crash on segment vector normalization.
This commit is contained in:
Aleksandr Zatsepin 2016-12-02 19:42:47 +03:00 • committed by GitHub
commit 9eae4de5a6
1 changed files with 2 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drape_frontend/rule_drawer.cpp
View file

@ -80,7 +80,8 @@ void ExtractTrafficGeometry(FeatureType const & f, df::RoadClass const & roadCla
auto const segment = polyline.ExtractSegment(segIndex, isReversed);
ASSERT_EQUAL(segment.size(), 2, ());
if (needTwoWayOffset)
double const kEps = 1e-5;
if (needTwoWayOffset && !segment[0].EqualDxDy(segment[1], kEps))
{
m2::PointD const tangent = (segment[1] - segment[0]).Normalize();
m2::PointD const normal = isLeftHandTraffic ? m2::PointD(-tangent.y, tangent.x) :