mirror of https://github.com/CGAL/cgal
Fix cutting_plane plugin.
This commit is contained in:
Stéphane Tayeb
parent
b869316bab
commit
a96911a47d
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@ -1,4 +1,5 @@
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#include <QtCore/qglobal.h>
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#include <CGAL/AABB_intersections.h>
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#include "Messages_interface.h"
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#include "Scene_item_with_display_list.h"
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@ -9,8 +10,9 @@
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#include <CGAL/AABB_tree.h>
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#include <CGAL/AABB_traits.h>
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#include <CGAL/AABB_polyhedron_triangle_primitive.h>
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#include <CGAL/AABB_polyhedron_segment_primitive.h>
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#include <CGAL/AABB_drawing_traits.h>
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#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
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#include <CGAL/bounding_box.h>
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@ -22,12 +24,13 @@
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#include <QMainWindow>
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#include <QApplication>
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typedef CGAL::Simple_cartesian<double> Simple_cartesian_kernel;
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//typedef CGAL::Simple_cartesian<double> Epic_kernel;
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typedef CGAL::Exact_predicates_inexact_constructions_kernel Epic_kernel;
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typedef class CGAL::AABB_polyhedron_triangle_primitive<
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Simple_cartesian_kernel,
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typedef class CGAL::AABB_polyhedron_segment_primitive<
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Epic_kernel,
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Polyhedron> AABB_primitive;
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typedef class CGAL::AABB_traits<Simple_cartesian_kernel,
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typedef class CGAL::AABB_traits<Epic_kernel,
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AABB_primitive> AABB_traits;
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typedef class CGAL::AABB_tree<AABB_traits> AABB_tree;
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@ -131,8 +134,8 @@ public:
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for(size_t i = 0, end = edges.size();
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i < end; ++i)
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{
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const Simple_cartesian_kernel::Point_3& a = edges[i].source();
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const Simple_cartesian_kernel::Point_3& b = edges[i].target();
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const Epic_kernel::Point_3& a = edges[i].source();
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const Epic_kernel::Point_3& b = edges[i].target();
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::glVertex3d(a.x(), a.y(), a.z());
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::glVertex3d(b.x(), b.y(), b.z());
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}
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@ -140,7 +143,7 @@ public:
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}
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public:
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std::vector<Simple_cartesian_kernel::Segment_3> edges;
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std::vector<Epic_kernel::Segment_3> edges;
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}; // end class Scene_edges_item
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@ -155,6 +158,8 @@ public:
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Polyhedron_demo_cut_plugin() : QObject(), edges_item(0) {
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}
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virtual ~Polyhedron_demo_cut_plugin();
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void init(QMainWindow* mainWindow, Scene_interface* scene_interface,
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Messages_interface* m);
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QList<QAction*> actions() const;
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@ -178,6 +183,17 @@ private:
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Trees trees;
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}; // end Polyhedron_demo_cut_plugin
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Polyhedron_demo_cut_plugin::~Polyhedron_demo_cut_plugin()
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{
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for ( Trees::iterator it = trees.begin(), end = trees.end() ;
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it != end ; ++it)
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{
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delete it->second;
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}
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}
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void Polyhedron_demo_cut_plugin::init(QMainWindow* mainWindow,
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Scene_interface* scene_interface,
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Messages_interface* m)
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@ -210,55 +226,71 @@ void Polyhedron_demo_cut_plugin::createCutPlane() {
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this, SLOT(cut()));
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scene->addItem(plane_item);
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actionCreateCutPlane->setEnabled(false);
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// Hide polyhedrons and call cut() (avoid that nothing shows up until user
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// decides to move the plane item)
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for(size_t i = 0, end = scene->numberOfEntries(); i < end; ++i) {
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Scene_item* item = scene->item(i);
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Scene_polyhedron_item* poly_item = qobject_cast<Scene_polyhedron_item*>(item);
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if ( NULL != poly_item )
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poly_item->setVisible(false);
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}
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cut();
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}
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// ST 27/04/2009: Function disabled
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// TODO: Fix compilation with AABB_tree 3.5
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void Polyhedron_demo_cut_plugin::cut() {
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// QApplication::setOverrideCursor(Qt::WaitCursor);
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// if(!edges_item) {
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// edges_item = new Scene_edges_item;
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// edges_item->setName("Edges of the cut");
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// edges_item->setColor(Qt::red);
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// connect(edges_item, SIGNAL(destroyed()),
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// this, SLOT(reset_edges()));
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// scene->addItem(edges_item);
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// }
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// const qglviewer::Vec& pos = plane_item->manipulatedFrame()->position();
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// const qglviewer::Vec& n =
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// plane_item->manipulatedFrame()->inverseTransformOf(qglviewer::Vec(0.f, 0.f, 1.f));
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// Simple_cartesian_kernel::Plane_3 plane(n[0], n[1], n[2], - n * pos);
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// std::cerr << plane << std::endl;
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// edges_item->edges.clear();
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// QTime time;
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// time.start();
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// for(size_t i = 0, end = scene->numberOfEntries(); i < end; ++i) {
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// Scene_item* item = scene->item(i);
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// Scene_polyhedron_item* poly_item = qobject_cast<Scene_polyhedron_item*>(item);
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// if(!poly_item) continue;
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// Trees::iterator it = trees.find(poly_item);
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// if(it == trees.end()) {
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// it = trees.insert(trees.begin(),
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// std::make_pair(poly_item,
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// new AABB_tree(poly_item->polyhedron()->facets_begin(),
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// poly_item->polyhedron()->facets_end() )));
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// Scene_aabb_item* aabb_item = new Scene_aabb_item(*it->second);
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// aabb_item->setName(tr("AABB tree of %1").arg(poly_item->name()));
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// aabb_item->setRenderingMode(Wireframe);
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// aabb_item->setVisible(false);
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// scene->addItem(aabb_item);
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// std::cerr << "size: " << it->second->size() << std::endl;
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// }
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// if(!CGAL::do_intersect(plane, it->second->bbox()))
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// std::cerr << "no intersection\n";
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// std::cerr << "all_intersection\n";
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// //it->second.all_intersection<Simple_cartesian_kernel::Segment_3>(plane, std::back_inserter(edges_item->edges));
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// }
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// messages->information(QString("cut (%1 ms). %2 edges.").arg(time.elapsed()).arg(edges_item->edges.size()));
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// scene->itemChanged(edges_item);
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// QApplication::restoreOverrideCursor();
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QApplication::setOverrideCursor(Qt::WaitCursor);
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if(!edges_item) {
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edges_item = new Scene_edges_item;
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edges_item->setName("Edges of the cut");
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edges_item->setColor(Qt::red);
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connect(edges_item, SIGNAL(destroyed()),
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this, SLOT(reset_edges()));
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scene->addItem(edges_item);
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}
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const qglviewer::Vec& pos = plane_item->manipulatedFrame()->position();
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const qglviewer::Vec& n =
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plane_item->manipulatedFrame()->inverseTransformOf(qglviewer::Vec(0.f, 0.f, 1.f));
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Epic_kernel::Plane_3 plane(n[0], n[1], n[2], - n * pos);
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//std::cerr << plane << std::endl;
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edges_item->edges.clear();
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QTime time;
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time.start();
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for(size_t i = 0, end = scene->numberOfEntries(); i < end; ++i) {
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Scene_item* item = scene->item(i);
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Scene_polyhedron_item* poly_item = qobject_cast<Scene_polyhedron_item*>(item);
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if(!poly_item) continue;
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Trees::iterator it = trees.find(poly_item);
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if(it == trees.end()) {
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it = trees.insert(trees.begin(),
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std::make_pair(poly_item,
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new AABB_tree(poly_item->polyhedron()->edges_begin(),
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poly_item->polyhedron()->edges_end() )));
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Scene_aabb_item* aabb_item = new Scene_aabb_item(*it->second);
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aabb_item->setName(tr("AABB tree of %1").arg(poly_item->name()));
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aabb_item->setRenderingMode(Wireframe);
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aabb_item->setVisible(false);
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scene->addItem(aabb_item);
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//std::cerr << "size: " << it->second->size() << std::endl;
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}
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if(!CGAL::do_intersect(plane, it->second->bbox()))
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continue;
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std::vector<AABB_primitive> intersections;
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it->second->all_intersected_primitives(plane, std::back_inserter(intersections));
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for ( std::vector<AABB_primitive>::iterator it = intersections.begin(),
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end = intersections.end() ; it != end ; ++it )
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{
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edges_item->edges.push_back(it->datum());
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}
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}
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messages->information(QString("cut (%1 ms). %2 edges.").arg(time.elapsed()).arg(edges_item->edges.size()));
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scene->itemChanged(edges_item);
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QApplication::restoreOverrideCursor();
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}
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void Polyhedron_demo_cut_plugin::enableAction() {
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