void checkPolylineProperties() { const GeoLib::PolylineVec *line_vec = geo_objects.getPolylineVecObj(geo_name); auto const readerLines = geo_objects.getPolylineVec(geo_name); EXPECT_EQ(5u, readerLines->size()); auto checkPolylineProperty = [this](GeoLib::PolylineVec const* line_vec, std::size_t ply_id, std::vector<std::size_t> pnt_ids, std::string const& name) { auto const lines = geo_objects.getPolylineVec(geo_name); GeoLib::Polyline* line = (*lines)[ply_id]; EXPECT_EQ(pnt_ids.size(), line->getNumberOfPoints()); for (std::size_t k(0); k<pnt_ids.size(); ++k) EXPECT_EQ(pnt_ids[k], line->getPointID(k)); std::string line_name; line_vec->getNameOfElementByID(ply_id, line_name); EXPECT_EQ(name, line_name); }; checkPolylineProperty(line_vec, 0, {0, 1, 2}, "left"); checkPolylineProperty(line_vec, 1, {3, 4, 5}, "center"); checkPolylineProperty(line_vec, 2, {0, 3}, "line1"); checkPolylineProperty(line_vec, 3, {3, 6}, "line2"); checkPolylineProperty(line_vec, 4, {6, 7, 8}, "right"); }
MathLib::PiecewiseLinearInterpolation LinearInterpolationAlongPolyline::createInterpolation( const GeoLib::Polyline& ply, const std::vector<std::size_t>& vec_interpolate_point_ids, const std::vector<double>& vec_interpolate_point_values) { std::vector<double> vec_known_dist; std::vector<double> vec_known_values; vec_known_dist.reserve(vec_interpolate_point_ids.size()); vec_known_values.reserve(vec_interpolate_point_ids.size()); for (std::size_t i=0; i<vec_interpolate_point_ids.size(); i++) { const std::size_t pnt_id = vec_interpolate_point_ids[i]; if (!ply.isPointIDInPolyline(pnt_id)) continue; for (std::size_t j=0; j<ply.getNumberOfPoints(); j++) { if (pnt_id == ply.getPointID(j)) { vec_known_dist.push_back(ply.getLength(j)); vec_known_values.push_back(vec_interpolate_point_values[i]); break; } } } return MathLib::PiecewiseLinearInterpolation(vec_known_dist, vec_known_values); }
PolylineWithSegmentMarker::PolylineWithSegmentMarker( GeoLib::Polyline const& polyline) : GeoLib::Polyline(polyline), _marker(polyline.getNumberOfSegments(), false) { }
PolygonWithSegmentMarker::PolygonWithSegmentMarker( GeoLib::Polyline const& polyline) : GeoLib::Polygon(polyline, true), _marker(polyline.getNumberOfPoints(), false) { }
void GeoMapper::advancedMapOnMesh(const MeshLib::Mesh* mesh, const std::string &new_geo_name) { const std::vector<GeoLib::Point*> *points (this->_geo_objects.getPointVec(this->_geo_name)); const std::vector<GeoLib::Polyline*> *org_lines (this->_geo_objects.getPolylineVec(this->_geo_name)); const GeoLib::AABB<GeoLib::Point> aabb(points->begin(), points->end()); const double eps = sqrt(std::numeric_limits<float>::epsilon()) * sqrt( MathLib::sqrDist(aabb.getMinPoint(),aabb.getMaxPoint())) ; // copy geometry (and set z=0 for all points) unsigned nGeoPoints ( points->size() ); std::vector<GeoLib::Point*> *new_points = new std::vector<GeoLib::Point*>(nGeoPoints); for (size_t i=0; i<nGeoPoints; ++i) (*new_points)[i] = new GeoLib::Point((*(*points)[i])[0],(*(*points)[i])[1],0.0); std::vector<GeoLib::Polyline*> *new_lines (copyPolylinesVector(this->_geo_objects.getPolylineVec(this->_geo_name), new_points)); GeoLib::Grid<GeoLib::Point> grid(new_points->begin(), new_points->end()); double max_segment_length (this->getMaxSegmentLength(*new_lines)); max_segment_length *= max_segment_length; // squared so it can be compared to the squared distances calculated later const unsigned nMeshNodes ( mesh->getNNodes() ); std::vector<int> closest_geo_point(nMeshNodes); // index of closest geo point for each mesh node in (x,y)-plane std::vector<double> dist(nMeshNodes); // distance between geo points and mesh nodes in (x,y)-plane for (size_t i=0; i<nMeshNodes; ++i) { const double zero_coords[3] = {(* mesh->getNode(i))[0], (* mesh->getNode(i))[1], 0.0}; GeoLib::Point* pnt = grid.getNearestPoint(zero_coords); dist[i] = MathLib::sqrDist(pnt->getCoords(), zero_coords); closest_geo_point[i] = (dist[i]<=max_segment_length) ? getIndexInPntVec(pnt, new_points) : -1; } // store for each point the line segment to which it was added. const size_t nLines (new_lines->size()); std::vector< std::vector<unsigned> > line_segment_map(nLines); for (std::size_t i=0; i<nLines; ++i) { line_segment_map[i] = std::vector<unsigned>((*new_lines)[i]->getNumberOfPoints(),0); std::iota(line_segment_map[i].begin(), line_segment_map[i].end(), 0); } for (std::size_t i=0; i<nMeshNodes; ++i) { // if mesh node too far away or exactly at point position if (closest_geo_point[i] == -1 || dist[i] < eps) continue; const MeshLib::Node* node (mesh->getNode(i)); for (std::size_t l=0; l<nLines; ++l) { // find relevant polylines if (!(*org_lines)[l]->isPointIDInPolyline(closest_geo_point[i])) continue; // find point position of closest geo point in original polyline GeoLib::Polyline* ply ((*org_lines)[l]); std::size_t nLinePnts ( ply->getNumberOfPoints() ); std::size_t node_index_in_ply (0); for (node_index_in_ply=0; node_index_in_ply<nLinePnts; ++node_index_in_ply) if (ply->getPoint(node_index_in_ply) == (*points)[closest_geo_point[i]]) break; const GeoLib::Point* geo_point (ply->getPoint(node_index_in_ply)); // check if line segments connected to closest geo point intersect connected elements of current node const std::vector<MeshLib::Element*> elements (node->getElements()); const std::size_t nElems = elements.size(); for (std::size_t e=0; e<nElems; ++e) { const unsigned nEdges (elements[e]->getNEdges()); unsigned intersection_count (0); for (unsigned n=0; n<nEdges; ++n) { if (intersection_count>1) break; //already two intersections const MeshLib::Element* line = elements[e]->getEdge(n); unsigned index_offset(0); // default: add to first line segment GeoLib::Point* intersection (NULL); if (node_index_in_ply>0) // test line segment before closest point intersection = calcIntersection(line->getNode(0), line->getNode(1), geo_point, ply->getPoint(node_index_in_ply-1)); if (intersection == NULL && node_index_in_ply<(nLinePnts-1)) // test line segment after closest point { intersection = calcIntersection(line->getNode(0), line->getNode(1), geo_point, ply->getPoint(node_index_in_ply+1)); index_offset = 1; // add to second segment } if (intersection) { intersection_count++; unsigned start_point_idx = static_cast<unsigned>(std::distance(line_segment_map[l].begin(), std::find_if(line_segment_map[l].begin(), line_segment_map[l].end(), [&node_index_in_ply, &index_offset](unsigned a){return a==node_index_in_ply+index_offset-1;}))); unsigned end_point_idx = static_cast<unsigned>(std::distance(line_segment_map[l].begin(), std::find_if(line_segment_map[l].begin(), line_segment_map[l].end(), [&node_index_in_ply, &index_offset](unsigned a){return a==node_index_in_ply+index_offset;}))); std::size_t pos = getPointPosInLine((*new_lines)[l], start_point_idx, end_point_idx, intersection, eps); if (pos) { const std::size_t pnt_pos (new_points->size()); new_points->push_back(intersection); (*new_lines)[l]->insertPoint(pos, pnt_pos); line_segment_map[l].insert(line_segment_map[l].begin()+pos, node_index_in_ply+index_offset-1); } } } } } } this->_geo_objects.addPointVec(new_points, const_cast<std::string&>(new_geo_name)); std::vector<size_t> pnt_id_map = this->_geo_objects.getPointVecObj(new_geo_name)->getIDMap(); for (std::size_t i=0; i<new_lines->size(); ++i) (*new_lines)[i]->updatePointIDs(pnt_id_map); this->_geo_objects.addPolylineVec(new_lines, new_geo_name); // map new geometry incl. additional point using the normal mapping method this->_geo_name = new_geo_name; this->mapOnMesh(mesh); }
TEST(FileIO, XmlGmlWriterReaderTest) { // Writer test std::string test_data_file(BaseLib::BuildInfo::source_path + "/Tests/FileIO/xmlgmltestdata.gml"); GeoLib::GEOObjects geo_objects; //setup test data std::string geo_name("TestData"); { // Create points. auto points = std::unique_ptr<std::vector<GeoLib::Point*>>( new std::vector<GeoLib::Point*>(10)); (*points)[0] = new GeoLib::Point(1, 1, 0); (*points)[1] = new GeoLib::Point(1, 1, 0); (*points)[2] = new GeoLib::Point(1, 2, 0); (*points)[3] = new GeoLib::Point(1, 3, 0); (*points)[4] = new GeoLib::Point(2, 1, 0); (*points)[5] = new GeoLib::Point(2, 2, 0); (*points)[6] = new GeoLib::Point(2, 3, 0); (*points)[7] = new GeoLib::Point(3, 1, 0); (*points)[8] = new GeoLib::Point(3, 2, 0); (*points)[9] = new GeoLib::Point(3, 3, 0); geo_objects.addPointVec(std::move(points), geo_name); } auto const points = geo_objects.getPointVec(geo_name); const std::vector<std::size_t> pnt_id_map (geo_objects.getPointVecObj(geo_name)->getIDMap()); { // Create polylines. auto lines = std::unique_ptr<std::vector<GeoLib::Polyline*>>( new std::vector<GeoLib::Polyline*>(5)); std::map<std::string, std::size_t>* ply_names = new std::map<std::string, std::size_t>; (*lines)[0] = new GeoLib::Polyline(*points); (*lines)[0]->addPoint(pnt_id_map[0]); (*lines)[0]->addPoint(pnt_id_map[2]); (*lines)[0]->addPoint(pnt_id_map[3]); ply_names->insert(std::pair<std::string, std::size_t>("left", 0)); (*lines)[1] = new GeoLib::Polyline(*points); (*lines)[1]->addPoint(pnt_id_map[4]); (*lines)[1]->addPoint(pnt_id_map[5]); (*lines)[1]->addPoint(pnt_id_map[6]); ply_names->insert(std::pair<std::string, std::size_t>("center", 1)); (*lines)[2] = new GeoLib::Polyline(*points); (*lines)[2]->addPoint(pnt_id_map[1]); (*lines)[2]->addPoint(pnt_id_map[4]); (*lines)[3] = new GeoLib::Polyline(*points); (*lines)[3]->addPoint(pnt_id_map[4]); (*lines)[3]->addPoint(pnt_id_map[7]); (*lines)[4] = new GeoLib::Polyline(*points); (*lines)[4]->addPoint(pnt_id_map[7]); (*lines)[4]->addPoint(pnt_id_map[8]); (*lines)[4]->addPoint(pnt_id_map[9]); ply_names->insert(std::pair<std::string, std::size_t>("right", 4)); geo_objects.addPolylineVec(std::move(lines), geo_name, ply_names); } { // Create surfaces. auto sfcs = std::unique_ptr<std::vector<GeoLib::Surface*>>( new std::vector<GeoLib::Surface*>(2)); (*sfcs)[0] = new GeoLib::Surface(*points); (*sfcs)[0]->addTriangle(pnt_id_map[1], pnt_id_map[4], pnt_id_map[2]); (*sfcs)[0]->addTriangle(pnt_id_map[2], pnt_id_map[4], pnt_id_map[5]); (*sfcs)[0]->addTriangle(pnt_id_map[2], pnt_id_map[5], pnt_id_map[3]); (*sfcs)[0]->addTriangle(pnt_id_map[3], pnt_id_map[5], pnt_id_map[6]); (*sfcs)[1] = new GeoLib::Surface(*points); (*sfcs)[1]->addTriangle(pnt_id_map[4], pnt_id_map[7], pnt_id_map[9]); (*sfcs)[1]->addTriangle(pnt_id_map[4], pnt_id_map[9], pnt_id_map[6]); geo_objects.addSurfaceVec(std::move(sfcs), geo_name); } FileIO::XmlGmlInterface xml(geo_objects); xml.setNameForExport(geo_name); int result = xml.writeToFile(test_data_file); ASSERT_EQ(result, 1); // Reader test result = xml.readFile(QString::fromStdString(test_data_file)); ASSERT_EQ(result, 1); const std::vector<GeoLib::Point*> *readerPoints = geo_objects.getPointVec(geo_name); const GeoLib::PolylineVec *line_vec = geo_objects.getPolylineVecObj(geo_name); const std::vector<GeoLib::Polyline*> *readerLines = geo_objects.getPolylineVec(geo_name); const std::vector<GeoLib::Surface*> *readerSfcs = geo_objects.getSurfaceVec(geo_name); ASSERT_EQ(9u, readerPoints->size()); ASSERT_EQ(5u, readerLines->size()); ASSERT_EQ(2u, readerSfcs->size()); GeoLib::Point* pnt = (*readerPoints)[7]; ASSERT_EQ(3.0, (*pnt)[0]); ASSERT_EQ(2.0, (*pnt)[1]); ASSERT_EQ(0.0, (*pnt)[2]); GeoLib::Polyline* line = (*readerLines)[4]; ASSERT_EQ(3u, line->getNumberOfPoints()); ASSERT_EQ(6u, line->getPointID(0)); ASSERT_EQ(7u, line->getPointID(1)); ASSERT_EQ(8u, line->getPointID(2)); std::string line_name(""); line_vec->getNameOfElementByID(4, line_name); ASSERT_EQ("right", line_name); GeoLib::Surface* sfc = (*readerSfcs)[1]; ASSERT_EQ(2u, sfc->getNTriangles()); const GeoLib::Triangle* tri = (*sfc)[1]; ASSERT_EQ(3u, (*tri)[0]); ASSERT_EQ(8u, (*tri)[1]); ASSERT_EQ(5u, (*tri)[2]); boost::filesystem::remove(test_data_file); test_data_file += ".md5"; boost::filesystem::remove(test_data_file); }