Differential D6303 Diff 16183 tools/vectorosm-tilecreator/NodeReducer.h

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tools/vectorosm-tilecreator/NodeReducer.h

Show All 24 Lines21public:
25 qint64 remainingNodes() const; 25​ qint64 remainingNodes() const;
26 26​
27private: 27​private:
28 qreal epsilonFor(qreal multiplier) const; 28​ qreal epsilonFor(qreal multiplier) const;
29 qreal perpendicularDistance(const GeoDataCoordinates &a, const GeoDataCoordinates &b, const GeoDataCoordinates &c) const; 29​ qreal perpendicularDistance(const GeoDataCoordinates &a, const GeoDataCoordinates &b, const GeoDataCoordinates &c) const;
30 bool touchesTileBorder(const GeoDataCoordinates &coordinates) const; 30​ bool touchesTileBorder(const GeoDataCoordinates &coordinates) const;
31 void setBorderPoints(OsmPlacemarkData &osmData, const QVector<int> &borderPoints, int length) const; 31​ void setBorderPoints(OsmPlacemarkData &osmData, const QVector<int> &borderPoints, int length) const;
32 32​
33​ GeoDataLinearRing* reducedRing(const GeoDataLinearRing& prevRing,
34​ GeoDataPlacemark* placemark,
35​ const GeoDataPlacemark::GeoDataVisualCategory& visualCategory);
36​ GeoDataPolygon* reducedPolygon(const GeoDataPolygon& prevPolygon,
37​ GeoDataPlacemark* placemark,
38​ const GeoDataPlacemark::GeoDataVisualCategory& visualCategory);
39​
33 template<class T> 40​ template<class T>
34 void reduce(T const & lineString, OsmPlacemarkData& osmData, GeoDataPlacemark::GeoDataVisualCategory visualCategory, T* reducedLine) 41​ void reduce(T const & lineString, OsmPlacemarkData& osmData, GeoDataPlacemark::GeoDataVisualCategory visualCategory, T* reducedLine)
35 { 42​ {
36 bool const isArea = lineString.isClosed() && VectorClipper::canBeArea(visualCategory); 43​ bool const isArea = lineString.isClosed() && VectorClipper::canBeArea(visualCategory);
37 qreal const epsilon = epsilonFor(isArea ? 45.0 : 30.0); 44​ qreal const epsilon = epsilonFor(isArea ? 45.0 : 30.0);
38 *reducedLine = douglasPeucker(lineString, osmData, epsilon); 45​ *reducedLine = douglasPeucker(lineString, osmData, epsilon);
39 46​
40 qint64 prevSize = lineString.size(); 47​ qint64 prevSize = lineString.size();
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