Revision: 57249
http://sourceforge.net/p/brlcad/code/57249
Author: phoenixyjll
Date: 2013-08-29 04:11:42 +0000 (Thu, 29 Aug 2013)
Log Message:
-----------
Plot the normal with a scale computed from the size of the surface.
Modified Paths:
--------------
brlcad/trunk/src/librt/primitives/brep/brep_debug.cpp
Modified: brlcad/trunk/src/librt/primitives/brep/brep_debug.cpp
===================================================================
--- brlcad/trunk/src/librt/primitives/brep/brep_debug.cpp 2013-08-29
01:46:37 UTC (rev 57248)
+++ brlcad/trunk/src/librt/primitives/brep/brep_debug.cpp 2013-08-29
04:11:42 UTC (rev 57249)
@@ -634,7 +634,7 @@
ON_3dVector n =
surf.NormalAt(udom.ParameterAt((double)u/(double)gridres),
vdom.ParameterAt((double)(v-1)/(double)gridres));
n.Unitize();
VMOVE(pt1, p);
- VSCALE(pt2, n, 1.5);
+ VSCALE(pt2, n, surf.BoundingBox().Diagonal().Length()*0.1);
VADD2(pt2, pt1, pt2);
RT_ADD_VLIST(vhead, pt1, BN_VLIST_LINE_MOVE);
RT_ADD_VLIST(vhead, pt2, BN_VLIST_LINE_DRAW);
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