diff options
Diffstat (limited to 'mainwin.cc')
| -rw-r--r-- | mainwin.cc | 38 |
1 files changed, 36 insertions, 2 deletions
@@ -910,7 +910,9 @@ void MainWindow::actionRenderCGAL() QApplication::processEvents(); if (root_N->dim == 2) { - // FIXME + PRINTF(" Top level object is a 2D object."); + PRINTF(" Empty: %6s", root_N->p2.is_empty() ? "yes" : "no"); + PRINTF(" Plane: %6s", root_N->p2.is_plane() ? "yes" : "no"); } if (root_N->dim == 3) { @@ -1192,7 +1194,39 @@ static void renderGLviaCGAL(void *vp) delete p; m->cgal_ogl_p = NULL; } - if (m->root_N && m->root_N->dim == 3) { + if (m->root_N && m->root_N->dim == 2) + { + typedef CGAL_Nef_polyhedron2::Explorer Explorer; + typedef Explorer::Face_const_iterator fci_t; + typedef Explorer::Halfedge_around_face_const_circulator heafcc_t; + typedef Explorer::Point Point; + Explorer E = m->root_N->p2.explorer(); + + for (fci_t fit = E.faces_begin(), fend = E.faces_end(); fit != fend; ++fit) + { + bool fset = false; + double fx = 0.0, fy = 0.0; + heafcc_t fcirc(E.halfedge(fit)), fend(fcirc); + CGAL_For_all(fcirc, fend) { + if(E.is_standard(E.target(fcirc))) { + Point p = E.point(E.target(fcirc)); + double x = to_double(p.x()), y = to_double(p.y()); + if (!fset) { + glBegin(GL_LINE_STRIP); + fx = x, fy = y; + fset = true; + } + glVertex3d(x, y, 0.0); + } + } + if (fset) { + glVertex3d(fx, fy, 0.0); + glEnd(); + } + } + } + if (m->root_N && m->root_N->dim == 3) + { CGAL::OGL::Polyhedron *p = (CGAL::OGL::Polyhedron*)m->cgal_ogl_p; if (!p) { m->cgal_ogl_p = p = new CGAL::OGL::Polyhedron(); |