static void export_vrml_zones( MODEL_VRML& aModel, BOARD* aPcb )
{

    double scale = aModel.scale;
    double x, y;

    for( int ii = 0; ii < aPcb->GetAreaCount(); ii++ )
    {
        ZONE_CONTAINER* zone = aPcb->GetArea( ii );

        VRML_LAYER* vl;

        if( !GetLayer( aModel, zone->GetLayer(), &vl ) )
            continue;

        if( !zone->IsFilled() )
        {
            zone->SetFillMode( 0 ); // use filled polygons
            zone->BuildFilledSolidAreasPolygons( aPcb );
        }
        const CPOLYGONS_LIST& poly = zone->GetFilledPolysList();

        int nvert = poly.GetCornersCount();
        int i = 0;

        while( i < nvert )
        {
            int seg = vl->NewContour();
            bool first = true;

            if( seg < 0 )
                break;

            while( i < nvert )
            {
                x = poly.GetX(i) * scale;
                y = -(poly.GetY(i) * scale);

                if( poly.IsEndContour(i) )
                    break;

                if( !vl->AddVertex( seg, x, y ) )
                    throw( std::runtime_error( vl->GetError() ) );

                ++i;
            }

            // KiCad ensures that the first polygon is the outline
            // and all others are holes
             vl->EnsureWinding( seg, first ? false : true );

            if( first )
                first = false;

            ++i;
        }
    }
}
void POINT_EDITOR::finishItem() const
{
    EDA_ITEM* item = m_editPoints->GetParent();

    if( item->Type() == PCB_ZONE_AREA_T )
    {
        ZONE_CONTAINER* zone = static_cast<ZONE_CONTAINER*>( item );

        if( zone->IsFilled() )
            getEditFrame<PCB_EDIT_FRAME>()->Fill_Zone( zone );
    }
}