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Clifford Wolf: 

Transforms of 2d objects are now working



git-svn-id: http://svn.clifford.at/openscad/trunk@199 b57f626f-c46c-0410-a088-ec61d464b74c
stl_dim
clifford 2010-01-04 10:55:47 +00:00
parent ac71e88d04
commit 11e6d83eaf
1 changed files with 9 additions and 2 deletions
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11
transform.cc
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@ -208,6 +208,10 @@ CGAL_Nef_polyhedron TransformNode::render_cgal_nef_polyhedron() const
if (N.dim == 2)
{
// WARNING: There must be an easier way to perform a CGAL_Aff_transformation2
// on a CGAL_Nef_polyhedron2 than this. But I haven't found the right way to do
// it yet and this solution seams to work well.
CGAL_Aff_transformation2 t(
m[0], m[4], m[12],
m[1], m[5], m[13], m[15]);
@ -229,8 +233,11 @@ CGAL_Nef_polyhedron TransformNode::render_cgal_nef_polyhedron() const
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);
CGAL_Kernel2::Point_2 tp = t.transform(CGAL_Kernel2::Point_2(ep.x(), ep.y()));
// FIXME: This to_double() calls should not be neccessary! It would be much better to reuse
// the gmpq value directly. But I haven't managed to kick CGAL hard enough to do the trick..
CGAL_Nef_polyhedron2::Point p = CGAL_Nef_polyhedron2::Point(to_double(tp.x()), to_double(tp.y()));
pdata_point_lists.back().push_back(p);
}
}
pdata.push_back(std::make_pair(pdata_point_lists.back().begin(), pdata_point_lists.back().end()));