Revision: 73809
http://sourceforge.net/p/brlcad/code/73809
Author: starseeker
Date: 2019-08-31 19:29:27 +0000 (Sat, 31 Aug 2019)
Log Message:
-----------
notes
Modified Paths:
--------------
brlcad/trunk/src/libbrep/cdt_surf2.cpp
Modified: brlcad/trunk/src/libbrep/cdt_surf2.cpp
===================================================================
--- brlcad/trunk/src/libbrep/cdt_surf2.cpp 2019-08-31 19:19:20 UTC (rev
73808)
+++ brlcad/trunk/src/libbrep/cdt_surf2.cpp 2019-08-31 19:29:27 UTC (rev
73809)
@@ -371,6 +371,9 @@
void
filter_surface_edge_pnts_2(struct cdt_surf_info_2 *sinfo)
{
+
+ // Points on
+
// TODO - it's looking like a 2D check isn't going to be enough - we
probably
// need BOTH a 2D and a 3D check to make sure none of the points are in a
// position that will cause trouble. Will need to build a 3D RTree of the
line
@@ -399,7 +402,19 @@
sinfo->on_surf_points.erase((ON_2dPoint *)p);
}
+ // Next check the face loops with the point in polygon test. If it's
+ // outside the outer loop or inside one of the interior trimming loops,
+ // it's out. For the inner loops, check the bbox of the loop first to see
+ // if we need to care... in theory we probably should be using an RTree of
+ // the loops to filter this, but I'm guessing that might be premature
+ // optimization at this point... Could combine with the above and have one
+ // rtree per loop rather than one per face, and "zero in" for testing per
+ // loop as needed. The tree hierarchy might be worth doing anyway, as
+ // those trees may be needed for overlap detection of edge polycurves
+ // between breps...
+
+
// TODO - In addition to removing points on the line in 2D, we don't want
points that
// would be outside the edge polygon in projection. Find the "close" trims
(if any)
// for the candidate 3D point, then use the normals of the Brep edge
points and
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