bool CSGGeometry::disableEditMode() {
if (children.size() != 2) { cout << "CSGGeometry: Warning: editMode disabled with less than 2 children. Doing nothing.\n"; return false; }
vector<CGAL::Polyhedron*> polys(2,0); // We need two child geometries to work with
for (int i=0; i<2; i++) { // Prepare the polyhedra
VRObject *obj = children[i];
obj->setVisible(false);
if (obj->getType() == string("Geometry")) {
VRGeometry *geo = dynamic_cast<VRGeometry*>(obj);
cout << "child: " << geo->getName() << " toPolyhedron\n";
bool success;
try {
polys[i] = toPolyhedron( geo->getMesh(), geo->getWorldMatrix(), success );
} catch (exception e) {
success = false;
cout << getName() << ": toPolyhedron exception: " << e.what() << endl;
}
if (!success) {
cout << getName() << ": toPolyhedron went totaly wrong :(\n";
//setCSGGeometry(polys[i]);
//obj->setVisible(true); // We stay in edit mode, so both children need to be visible
return false;
}
continue;
}
if(obj->getType() == "CSGGeometry") {
CSGGeometry *geo = dynamic_cast<CSGGeometry*>(obj);
polys[i] = geo->getCSGGeometry(); // TODO: where does this come from?? keep the old!
continue;
}
cout << "Warning! polyhedron " << i << " not acquired because ";
cout << obj->getName() << " has wrong type " << obj->getType();
cout << ", it should be 'Geometry' or 'CSGGeometry'!" << endl;
}
if (polys[0] == 0) cout << "Warning! first polyhedron is 0! " << children[0]->getName() << endl;
if (polys[1] == 0) cout << "Warning! second polyhedron is 0! " << children[1]->getName() << endl;
if (polys[0] == 0 || polys[1] == 0) return false;
if (polyhedron) delete polyhedron;
polyhedron = 0;
if (operation == "unite") polyhedron = unite(polys[0], polys[1]);
else if(operation == "subtract") polyhedron = subtract(polys[0], polys[1]);
else if(operation == "intersect") polyhedron = intersect(polys[0], polys[1]);
else cout << "CSGGeometry: Warning: unexpected CSG operation!\n";
// Clean up
for (auto p : polys) delete p;
if (polyhedron == 0) return false;
setCSGGeometry(polyhedron);
return true;
}
void VRSceneLoader::optimizeGraph(VRObject* obj) { //TODO
VRObject* p = obj->getParent();
if (obj->getType() == "Geometry" && p->getType() == "Transform" && p->getChildrenCount() == 1) {
obj->switchParent(p->getParent());
obj->setName(p->getName());
//obj->setMatrix(p->getMatrix()); //TODO: cast
p->hide();
}
for (uint i=0;i<obj->getChildrenCount();i++)
optimizeGraph(obj->getChild(i));
}