Revision 93ed069865a5a4d84772447b0390c5443488dfb3 authored by Dmitry Yu. Naumov on 15 February 2021, 06:17:33 UTC, committed by Dmitry Yu. Naumov on 15 February 2021, 06:17:33 UTC
Small fixes See merge request ogs/ogs!3443
MeshNodesAlongPolyline.cpp
/**
* \file
* \date Aug 9, 2010
*
* \copyright
* Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*/
#include "MeshNodesAlongPolyline.h"
#include <algorithm>
#include "BaseLib/quicksort.h"
#include "MathLib/MathTools.h"
#include "GeoLib/Polyline.h"
#include "MeshLib/Mesh.h"
#include "MeshLib/Node.h"
namespace MeshGeoToolsLib
{
MeshNodesAlongPolyline::MeshNodesAlongPolyline(MeshLib::Mesh const& mesh,
GeoLib::Polyline const& ply,
double epsilon_radius,
SearchAllNodes search_all_nodes)
: _mesh(mesh), _ply(ply)
{
assert(epsilon_radius > 0);
const std::size_t n_nodes(search_all_nodes == SearchAllNodes::Yes
? _mesh.getNumberOfNodes()
: _mesh.getNumberOfBaseNodes());
auto &mesh_nodes = _mesh.getNodes();
// loop over all nodes
for (std::size_t i = 0; i < n_nodes; i++) {
double dist = _ply.getDistanceAlongPolyline(*mesh_nodes[i], epsilon_radius);
if (dist >= 0.0) {
_msh_node_ids.push_back(mesh_nodes[i]->getID());
_dist_of_proj_node_from_ply_start.push_back(dist);
}
}
// sort the nodes along the polyline according to their distances
BaseLib::quicksort<double> (_dist_of_proj_node_from_ply_start, 0,
_dist_of_proj_node_from_ply_start.size(), _msh_node_ids);
}
MeshLib::Mesh const& MeshNodesAlongPolyline::getMesh () const
{
return _mesh;
}
std::vector<std::size_t> const& MeshNodesAlongPolyline::getNodeIDs () const
{
return _msh_node_ids;
}
GeoLib::Polyline const& MeshNodesAlongPolyline::getPolyline () const
{
return _ply;
}
} // end namespace MeshGeoToolsLib
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