From 88e1060e6c6ebcd0ede7cc2841b899d84072aaa0 Mon Sep 17 00:00:00 2001
From: "Liam P. White" <inkscapebronyat-signgmaildotcom>
Date: Mon, 7 Jul 2014 22:10:45 -0400
Subject: Bugged powerstroke point array tried accessing points on a quickly
 diverging path

Fixed bugs:
  - https://launchpad.net/bugs/1333465

(bzr r13447)
---
 src/live_effects/parameter/powerstrokepointarray.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/live_effects/parameter/powerstrokepointarray.cpp')

diff --git a/src/live_effects/parameter/powerstrokepointarray.cpp b/src/live_effects/parameter/powerstrokepointarray.cpp
index fecdfeda8..647986da6 100644
--- a/src/live_effects/parameter/powerstrokepointarray.cpp
+++ b/src/live_effects/parameter/powerstrokepointarray.cpp
@@ -176,7 +176,10 @@ PowerStrokePointArrayParamKnotHolderEntity::knot_get() const
     Piecewise<D2<SBasis> > const & n = _pparam->get_pwd2_normal();
 
     Point offset_point = _pparam->_vector.at(_index);
-
+    if (offset_point[X] > pwd2.size() || offset_point[X] < 0) {
+        g_warning("Broken powerstroke point at %f, I won't try to add that", offset_point[X]);
+        return Geom::Point(infinity(), infinity());
+    }
     Point canvas_point = pwd2.valueAt(offset_point[X]) + offset_point[Y] * n.valueAt(offset_point[X]);
     return canvas_point;
 }
-- 
cgit v1.2.3