fly/terragear
1
0
Fork 0
Code Activity

Use CGAL for tesselation in genapts850

Browse source
This commit is contained in:
Christian Schmitt 2012-09-05 10:06:01 +02:00
parent 3d800bbb77
commit 28bc14e4cc
1 changed files with 8 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/Airports/GenAirports850/airport.cxx
View file

@ -1004,7 +1004,7 @@ void Airport::BuildBtg(const string& root, const string_list& elev_src )
}
SG_LOG(SG_GENERAL, SG_DEBUG, "contours before " << poly.contours() << " total points before = " << poly.total_size());
TGPolygon tri = polygon_tesselate_alt( poly, verbose_triangulation );
TGPolygon tri = polygon_tesselate_alt_cgal( poly, verbose_triangulation );
SG_LOG(SG_GENERAL, SG_DEBUG, "total size after = " << tri.total_size());
TGPolygon tc;
@ -1038,7 +1038,7 @@ void Airport::BuildBtg(const string& root, const string_list& elev_src )
}
SG_LOG(SG_GENERAL, SG_DEBUG, "contours before " << poly.contours() << " total points before = " << poly.total_size());
TGPolygon tri = polygon_tesselate_alt( poly, verbose_triangulation );
TGPolygon tri = polygon_tesselate_alt_cgal( poly, verbose_triangulation );
SG_LOG(SG_GENERAL, SG_DEBUG, "total size after = " << tri.total_size());
TGPolygon tc;
@ -1072,7 +1072,7 @@ void Airport::BuildBtg(const string& root, const string_list& elev_src )
}
SG_LOG(SG_GENERAL, SG_DEBUG, "contours before " << poly.contours() << " total points before = " << poly.total_size());
TGPolygon tri = polygon_tesselate_alt( poly, verbose_triangulation );
TGPolygon tri = polygon_tesselate_alt_cgal( poly, verbose_triangulation );
SG_LOG(SG_GENERAL, SG_DEBUG, "total size after = " << tri.total_size());
TGPolygon tc;
@ -1089,8 +1089,12 @@ void Airport::BuildBtg(const string& root, const string_list& elev_src )
verbose_triangulation = true;
}
/* before tessellating the base, make sure there are no
intersecting contours */
base_poly = tgPolygonSimplify( base_poly );
SG_LOG(SG_GENERAL, SG_INFO, "Tesselating base poly ");
TGPolygon base_tris = polygon_tesselate_alt( base_poly, verbose_triangulation );
TGPolygon base_tris = polygon_tesselate_alt_cgal( base_poly, verbose_triangulation );
verbose_triangulation = false;
SG_LOG(SG_GENERAL, SG_INFO, "Tesselating base poly - done : contours = " << base_tris.contours());