Revision: 56660
http://sourceforge.net/p/brlcad/code/56660
Author: phoenixyjll
Date: 2013-08-07 12:11:23 +0000 (Wed, 07 Aug 2013)
Log Message:
-----------
Split() might fail if t is on the domain borders, causing curve_on_loop ==
NULL, and we don't need to append it.
Modified Paths:
--------------
brlcad/trunk/src/libbrep/boolean.cpp
Modified: brlcad/trunk/src/libbrep/boolean.cpp
===================================================================
--- brlcad/trunk/src/libbrep/boolean.cpp 2013-08-07 12:10:47 UTC (rev
56659)
+++ brlcad/trunk/src/libbrep/boolean.cpp 2013-08-07 12:11:23 UTC (rev
56660)
@@ -199,17 +199,21 @@
for (; isect_iter < sorted_pointers.Count() &&
sorted_pointers[isect_iter]->m_seg == i; isect_iter++) {
const IntersectPoint* isect_pt = sorted_pointers[isect_iter];
ON_Curve* left = NULL;
- curve_on_loop->Split(isect_pt->m_t, left, curve_on_loop);
+ if (curve_on_loop)
+ curve_on_loop->Split(isect_pt->m_t, left, curve_on_loop);
if (left != NULL)
outerloop.Append(left);
else {
bu_log("Split failed.\n");
- bu_log("Domain: [%lf, %lf]\n", curve_on_loop->Domain().Min(),
curve_on_loop->Domain().Max());
- bu_log("m_t: %lf\n", isect_pt->m_t);
+ if (curve_on_loop) {
+ bu_log("Domain: [%lf, %lf]\n",
curve_on_loop->Domain().Min(), curve_on_loop->Domain().Max());
+ bu_log("m_t: %lf\n", isect_pt->m_t);
+ }
}
sorted_pointers[isect_iter]->m_pos = outerloop.Count() - 1;
}
- outerloop.Append(curve_on_loop);
+ if (curve_on_loop)
+ outerloop.Append(curve_on_loop);
}
// Append the first element at the last to handle some special cases.
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