void Viewer::draw()
{
LCC &m = *scene->lcc;
if ( m.is_empty() ) return;
for (LCC::Attribute_range<3>::type::iterator
it=m.attributes<3>().begin(),
itend=m.attributes<3>().end(); it!=itend; ++it )
{
if ( it->info().is_visible() )
{
// TODO allow to select one volume ?
// if(selectedVolumeIndex == (int)i) glLineWidth(5.0f);
draw_one_vol(it->dart(), it->info().is_filled());
// if(selectedVolumeIndex == (int)i) glLineWidth(1.4f);
if(vertices)
{
for( LCC::One_dart_per_incident_cell_range<0,3>::iterator
it2(m, it->dart()); it2.cont(); ++it2)
{
LCC::Point p = m.point(it2);
glBegin(GL_POINTS);
glColor3f(.6f,.2f,.8f);
glVertex3f( p.x(),p.y(),p.z());
glEnd();
}
}
}
}
}
void Viewer::draw()
{
LCC &m = *scene->lcc;
if ( m.is_empty() ) return;
for(unsigned int i = 0; i < pVolumeDartIndex->size(); i++)
{
if( ::isVisible((*pVolumeProperties)[i]))
{
if(selectedVolumeIndex == (int)i) glLineWidth(5.0f);
draw_one_vol((*pVolumeDartIndex)[i].second,
::isFilled((*pVolumeProperties)[i]));
if(selectedVolumeIndex == (int)i) glLineWidth(1.4f);
if(vertices)
{
for( LCC::One_dart_per_incident_cell_range<0,3>::iterator
it(m, (*pVolumeDartIndex)[i].second); it.cont(); ++it)
{
LCC::Point p = m.point(it);
glBegin(GL_POINTS);
glColor3f(.6f,.2f,.8f);
glVertex3f( p.x(),p.y(),p.z());
glEnd();
}
}
}
}
}
void Viewer::drawFacet(Dart_const_handle ADart)
{
LCC &m = *scene->lcc;
::glBegin(GL_POLYGON);
CGAL_assertion( ADart->attribute<3>()!=NULL );
// double r = (double)ADart->attribute<3>()->info().r()/255.0;
double r = (double)ADart->attribute<3>()->info().color().r()/255.0;
double g = (double)ADart->attribute<3>()->info().color().g()/255.0;
double b = (double)ADart->attribute<3>()->info().color().b()/255.0;
if ( !ADart->is_free(3) )
{
r += (double)ADart->beta(3)->attribute<3>()->info().color().r()/255.0;
g += (double)ADart->beta(3)->attribute<3>()->info().color().g()/255.0;
b += (double)ADart->beta(3)->attribute<3>()->info().color().b()/255.0;
r /= 2;
g /= 2;
b /= 2;
}
::glColor3f(r,g,b);
// If Flat shading: 1 normal per polygon
if (flatShading)
{
LCC::Vector n = CGAL::compute_normal_of_cell_2(m,ADart);
n = n/(CGAL::sqrt(n*n));
::glNormal3d(n.x(),n.y(),n.z());
}
for ( LCC::Dart_of_orbit_range<1>::const_iterator it(m,ADart);
it.cont(); ++it)
{
// If Gouraud shading: 1 normal per vertex
if (!flatShading)
{
LCC::Vector n = CGAL::compute_normal_of_cell_0<LCC>(m,it);
n = n/(CGAL::sqrt(n*n));
::glNormal3d(n.x(),n.y(),n.z());
}
LCC::Point p = m.point(it);
::glVertex3d( p.x(),p.y(),p.z());
}
::glEnd();
}
/// Draw all the edge of the facet given by ADart
void Viewer::drawEdges(Dart_const_handle ADart)
{
LCC &m = *scene->lcc;
glBegin(GL_LINES);
glColor3f(.2f,.2f,.6f);
for ( LCC::Dart_of_orbit_range<1>::const_iterator it(m,ADart);
it.cont(); ++it)
{
LCC::Point p = m.point(it);
Dart_const_handle d2 = it->other_extremity();
if ( d2!=NULL )
{
LCC::Point p2 = m.point(d2);
glVertex3f( p.x(),p.y(),p.z());
glVertex3f( p2.x(),p2.y(),p2.z());
}
}
glEnd();
}