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Clifford Wolf: 

Progress in 2d transformation code



git-svn-id: http://svn.clifford.at/openscad/trunk@198 b57f626f-c46c-0410-a088-ec61d464b74c
stl_dim
clifford 2010-01-04 02:51:20 +00:00
parent a0943d92b3
commit ac71e88d04
1 changed files with 28 additions and 3 deletions
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31
transform.cc
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@ -206,12 +206,37 @@ CGAL_Nef_polyhedron TransformNode::render_cgal_nef_polyhedron() const
}
}
if (N.dim == 2) {
if (N.dim == 2)
{
CGAL_Aff_transformation2 t(
m[0], m[4], m[12],
m[1], m[5], m[13], m[15]);
// FIXME
// N.p2.transform(t);
typedef std::list<CGAL_Nef_polyhedron2::Point> point_list_t;
typedef point_list_t::iterator point_list_it;
std::list< point_list_t > pdata_point_lists;
std::list < std::pair < point_list_it, point_list_it > >pdata;
typedef CGAL_Nef_polyhedron2::Explorer Explorer;
typedef Explorer::Face_const_iterator fci_t;
typedef Explorer::Halfedge_around_face_const_circulator heafcc_t;
Explorer E = N.p2.explorer();
for (fci_t fit = E.faces_begin(), fend = E.faces_end(); fit != fend; ++fit)
{
pdata_point_lists.push_back(point_list_t());
heafcc_t fcirc(E.halfedge(fit)), fend(fcirc);
CGAL_For_all(fcirc, fend) {
if (E.is_standard(E.target(fcirc))) {
Explorer::Point ep = E.point(E.target(fcirc));
// FIXME: Actually do the transformation
pdata_point_lists.back().push_back(ep);
}
}
pdata.push_back(std::make_pair(pdata_point_lists.back().begin(), pdata_point_lists.back().end()));
}
N.p2 = CGAL_Nef_polyhedron2(pdata.begin(), pdata.end(), CGAL_Nef_polyhedron2::POLYGONS);
}
if (N.dim == 3) {
CGAL_Aff_transformation t(