Revision: 56528
http://sourceforge.net/p/brlcad/code/56528
Author: brlcad
Date: 2013-08-04 20:16:36 +0000 (Sun, 04 Aug 2013)
Log Message:
-----------
that remark was made in 1996... there's nothing temporary about this (or
literally everything could be called temporary), so update the code accordingly.
Modified Paths:
--------------
brlcad/trunk/src/libged/loadview.c
Modified: brlcad/trunk/src/libged/loadview.c
===================================================================
--- brlcad/trunk/src/libged/loadview.c 2013-08-04 19:51:10 UTC (rev 56527)
+++ brlcad/trunk/src/libged/loadview.c 2013-08-04 20:16:36 UTC (rev 56528)
@@ -298,20 +298,16 @@
VSUB2(dir, pt, _ged_eye_model);
VUNITIZE(dir);
-#if 1
/*
- At the moment bn_mat_lookat will return NAN's if the direction vector
- is aligned with the Z axis. The following is a temporary workaround.
- */
+ * At the moment bn_mat_lookat() will return NAN's if the
+ * direction vector is aligned with the Z axis. The following is a
+ * workaround.
+ */
{
- vect_t neg_Z_axis;
-
- VSET(neg_Z_axis, 0.0, 0.0, -1.0);
+ vect_t neg_Z_axis = VINIT_ZERO;
+ neg_Z_axis[Z] = -1.0;
bn_mat_fromto(_ged_viewrot, dir, neg_Z_axis,
&_ged_current_gedp->ged_wdbp->wdb_tol);
}
-#else
- bn_mat_lookat(_ged_viewrot, dir, yflip);
-#endif
/* Final processing is deferred until ged_cm_end(), but eye_pt
* must have been specified before here (for now)
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