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translate the 2D-mesh at the correct position in space

This commit is contained in:
Sébastien Loriot 2016-08-26 14:18:06 +02:00
parent 32b9750321
commit 1f7a617ab5
1 changed files with 18 additions and 8 deletions
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26
Polyhedron/demo/Polyhedron/Plugins/Mesh_2/Mesh_2_plugin.cpp
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@ -109,7 +109,7 @@ mark_nested_domains(CDT& cdt)
} }
template <class CDT, class TriangleMesh> template <class CDT, class TriangleMesh>
void cdt2_to_face_graph(const CDT& cdt, TriangleMesh& tm) void cdt2_to_face_graph(const CDT& cdt, TriangleMesh& tm, int constant_coordinate_index, double constant_coordinate)
{ {
typedef typename boost::graph_traits<Polyhedron>::vertex_descriptor vertex_descriptor; typedef typename boost::graph_traits<Polyhedron>::vertex_descriptor vertex_descriptor;
@ -127,8 +127,12 @@ void cdt2_to_face_graph(const CDT& cdt, TriangleMesh& tm)
bool insert_ok; bool insert_ok;
boost::tie(it,insert_ok) = boost::tie(it,insert_ok) =
descriptors.insert(std::make_pair(fit->vertex(i),vertex_descriptor())); descriptors.insert(std::make_pair(fit->vertex(i),vertex_descriptor()));
if (insert_ok) if (insert_ok){
it->second = add_vertex(fit->vertex(i)->point(),tm); const Kernel::Point_3& pt=fit->vertex(i)->point();
double coords[3] = {pt[0], pt[1], pt[2]};
coords[constant_coordinate_index]=constant_coordinate;
it->second = add_vertex(Kernel::Point_3(coords[0],coords[1],coords[2]), tm);
}
vds[i]=it->second; vds[i]=it->second;
} }
@ -234,7 +238,8 @@ private:
template <class ProjectionTraits> template <class ProjectionTraits>
void mesh(const std::vector<Scene_polylines_item*>& polylines_items, void mesh(const std::vector<Scene_polylines_item*>& polylines_items,
const std::vector<Scene_points_with_normal_item*>& points_items, const std::vector<Scene_points_with_normal_item*>& points_items,
double diagonal_length) double diagonal_length,
int constant_coordinate_index)
{ {
// extract seeds // extract seeds
std::vector<Kernel::Point_3> seeds; std::vector<Kernel::Point_3> seeds;
@ -281,6 +286,8 @@ private:
QTime ltime; //local timer QTime ltime; //local timer
ltime.start(); ltime.start();
double constant_coordinate =
polylines_items.back()->polylines.back().back()[constant_coordinate_index];
try{ try{
Q_FOREACH(Scene_polylines_item* polylines_item, polylines_items) Q_FOREACH(Scene_polylines_item* polylines_item, polylines_items)
Q_FOREACH(const std::vector<Kernel::Point_3>& points, Q_FOREACH(const std::vector<Kernel::Point_3>& points,
@ -342,7 +349,10 @@ private:
if (runLloyd) iname+=QString("_Lloyd_")+QString::number(nb_iter); if (runLloyd) iname+=QString("_Lloyd_")+QString::number(nb_iter);
Scene_polyhedron_item* poly_item = new Scene_polyhedron_item(); Scene_polyhedron_item* poly_item = new Scene_polyhedron_item();
poly_item->setName(iname); poly_item->setName(iname);
cdt2_to_face_graph(cdt,*poly_item->polyhedron()); cdt2_to_face_graph(cdt,
*poly_item->polyhedron(),
constant_coordinate_index,
constant_coordinate);
scene->addItem(poly_item); scene->addItem(poly_item);
poly_item->invalidateOpenGLBuffers(); poly_item->invalidateOpenGLBuffers();
@ -421,13 +431,13 @@ public Q_SLOTS:
using namespace CGAL; using namespace CGAL;
typedef Kernel K; typedef Kernel K;
case 0: case 0:
mesh<Projection_traits_yz_3<K> >(polylines_items, points_items, diag); mesh<Projection_traits_yz_3<K> >(polylines_items, points_items, diag, 0);
break; break;
case 1: case 1:
mesh<Projection_traits_xz_3<K> >(polylines_items, points_items, diag); mesh<Projection_traits_xz_3<K> >(polylines_items, points_items, diag, 1);
break; break;
case 2: case 2:
mesh<Projection_traits_xy_3<K> >(polylines_items, points_items, diag); mesh<Projection_traits_xy_3<K> >(polylines_items, points_items, diag, 2);
break; break;
default: default:
QMessageBox::critical(mw, QMessageBox::critical(mw,