From bd63a80ef8d6081753c8fefc7915f5010b309d2c Mon Sep 17 00:00:00 2001
From: Max Smolens <max.smolens@kitware.com>
Date: Wed, 27 Apr 2016 09:42:18 -0400
Subject: [PATCH] Handle case when textDims are NULL

Add a NULL pointer check to handle the case when textDims are not provided in
vtkFreeTypeTools::RenderStringInternal().

This fixes a regression introduced in commit 5dcad97.
---
 Rendering/FreeType/vtkFreeTypeTools.cxx | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/Rendering/FreeType/vtkFreeTypeTools.cxx b/Rendering/FreeType/vtkFreeTypeTools.cxx
index e071bea9d11..a860d13c7c0 100644
--- a/Rendering/FreeType/vtkFreeTypeTools.cxx
+++ b/Rendering/FreeType/vtkFreeTypeTools.cxx
@@ -1242,8 +1242,11 @@ bool vtkFreeTypeTools::RenderStringInternal(vtkTextProperty *tprop,
   if (str.empty())
     {
     data->Initialize();
-    textDims[0] = 0;
-    textDims[1] = 0;
+    if (textDims)
+      {
+      textDims[0] = 0;
+      textDims[1] = 0;
+      }
     return true;
     }