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added: 2 flags when recording the faces and code to check the smallest country

This commit is contained in:
denizdiktas 2023-08-11 15:34:04 +03:00
parent 93811dfe4a
commit a4c56c9f3d
4 changed files with 37 additions and 2 deletions
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2
Arrangement_on_surface_2/demo/earth/Aos.cpp
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@ -1121,6 +1121,8 @@ void Aos::save_arr(Kml::Placemarks& placemarks, const std::string& file_name)
json js_face;
auto face_name = face_name_map[fh];
js_face["name"] = face_name;
js_face["is_unbounded"] = false;
js_face["is_valid"] = true;
// at this point we are sure that we have at least 1 outer-ccb
auto& js_outer_ccbs = js_face["outer_ccbs"] = json::array();

10
Arrangement_on_surface_2/demo/earth/Kml_reader.cpp
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@ -408,6 +408,16 @@ Kml::Nodes Kml::Placemark::get_all_nodes() const
return all_nodes;
}
int Kml::Placemark::get_all_nodes_count() const
{
int num_nodes = 0;
for (const auto& polygon : polygons)
{
auto polygon_nodes = polygon.get_all_nodes();
num_nodes += polygon_nodes.size();
}
return num_nodes;
}
Kml::Arcs Kml::LinearRing::get_arcs() const
{

1
Arrangement_on_surface_2/demo/earth/Kml_reader.h
View File

@ -77,6 +77,7 @@ public:
// collects all nodes from all polygons
Nodes get_all_nodes() const;
int get_all_nodes_count() const;
Arcs get_all_arcs() const;
};

26
Arrangement_on_surface_2/demo/earth/Main_widget.cpp
View File

@ -178,8 +178,29 @@ void Main_widget::initializeGL()
//const auto file_name = data_path + "world_countries.kml";
//const auto file_name = data_path + "ne_110m_admin_0_countries.kml";
const auto file_name = data_path + "ne_110m_admin_0_countries_africa_1.kml";
//const auto file_name = data_path + "ne_110m_admin_0_countries_africa_1.kml";
const auto file_name = data_path + "ne_110m_admin_0_countries_equatorial_guinea.kml";
m_countries = Kml::read(file_name);
// find the country with the least number of nodes
if(0)
{
std::string smallest;
int min_num_nodes = std::numeric_limits<int>::max();
for (auto& p : m_countries)
{
int num_nodes = p.get_all_nodes_count();
if (min_num_nodes > num_nodes)
{
min_num_nodes = num_nodes;
smallest = p.name;
}
qDebug() << p.name << " = " << p.get_all_nodes_count();
}
qDebug() << "smallest = " << smallest;
exit(0);
}
auto dup_nodes = Kml::get_duplicates(m_countries);
//auto all_nodes = Kml::generate_ids(m_countries);
qDebug() << "*** KML number of polygons = " <<
@ -193,7 +214,8 @@ void Main_widget::initializeGL()
// SAVING & LOADING ARR
if(1)
{
Aos::save_arr(m_countries, "C:/work/gsoc2023/ne_110m_admin_0_countries_africa_1.json");
//Aos::save_arr(m_countries, "C:/work/gsoc2023/ne_110m_admin_0_countries_africa_1.json");
Aos::save_arr(m_countries, "C:/work/gsoc2023/ne_110m_admin_0_countries_equatorial_guinea.json");
qDebug() << "done saving!";
exit(0);
//Aos::save_arr(m_countries, "C:/work/gsoc2023/ne_110m_admin_0_countries.json");