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58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
#include "dem.h"
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#include "route.h"
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bool Route::_useDEM = false;
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Route::Route(const RouteData &data) : _data(data)
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{
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qreal dist = 0;
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_distance.append(0);
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for (int i = 1; i < _data.count(); i++) {
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dist += _data.at(i).coordinates().distanceTo(_data.at(i-1).coordinates());
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_distance.append(dist);
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}
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}
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Path Route::path() const
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{
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Path ret;
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ret.append(PathSegment());
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PathSegment &ps = ret.last();
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for (int i = 0; i < _data.size(); i++)
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ps.append(PathPoint(_data.at(i).coordinates(), _distance.at(i)));
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return ret;
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}
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Graph Route::elevation() const
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{
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Graph graph;
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graph.append(GraphSegment());
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GraphSegment &gs = graph.last();
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for (int i = 0; i < _data.size(); i++) {
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if (_data.at(i).hasElevation() && !_useDEM)
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gs.append(GraphPoint(_distance.at(i), NAN,
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_data.at(i).elevation()));
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else {
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qreal elevation = DEM::elevation(_data.at(i).coordinates());
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if (!std::isnan(elevation))
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gs.append(GraphPoint(_distance.at(i), NAN, elevation));
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else if (_data.at(i).hasElevation())
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gs.append(GraphPoint(_distance.at(i), NAN,
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_data.at(i).elevation()));
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}
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}
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return graph;
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}
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qreal Route::distance() const
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{
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return (_distance.isEmpty()) ? 0 : _distance.last();
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}
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