Revision: 52761
http://brlcad.svn.sourceforge.net/brlcad/?rev=52761&view=rev
Author: bob1961
Date: 2012-10-04 13:00:09 +0000 (Thu, 04 Oct 2012)
Log Message:
-----------
Better overlap handling of polygons with more than one contour.
Modified Paths:
--------------
brlcad/trunk/src/libged/polyclip.cpp
Modified: brlcad/trunk/src/libged/polyclip.cpp
===================================================================
--- brlcad/trunk/src/libged/polyclip.cpp 2012-10-04 12:18:56 UTC (rev
52760)
+++ brlcad/trunk/src/libged/polyclip.cpp 2012-10-04 13:00:09 UTC (rev
52761)
@@ -692,14 +692,16 @@
}
}
+ /* found a point on a polygon B contour that's outside of polygon A
*/
if (!(winding%2))
break;
}
- }
- if (winding%2) {
- ret = 1;
- goto end;
+ /* found a B polygon contour that's completely inside polygon A */
+ if (winding%2) {
+ ret = 1;
+ goto end;
+ }
}
for (i = 0; i < polyA_2d.p_num_contours; ++i) {
@@ -759,9 +761,14 @@
}
}
+ /* found a point on a polygon A contour that's outside of polygon B
*/
if (!(winding%2))
break;
}
+
+ /* found an A polygon contour that's completely inside polygon B */
+ if (winding%2)
+ break;
}
ret = winding%2;
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