From ac529c76782955eb3717e5e1492658af932778a3 Mon Sep 17 00:00:00 2001
From: Christophe Geuzaine <cgeuzaine@ulg.ac.be>
Date: Fri, 17 Mar 2006 15:13:13 +0000
Subject: [PATCH] better default val

---
 Plugin/Extract.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Plugin/Extract.cpp b/Plugin/Extract.cpp
index 954f87012e..91b64ec472 100644
--- a/Plugin/Extract.cpp
+++ b/Plugin/Extract.cpp
@@ -1,4 +1,4 @@
-// $Id: Extract.cpp,v 1.20 2006-01-06 00:34:33 geuzaine Exp $
+// $Id: Extract.cpp,v 1.21 2006-03-17 15:12:14 geuzaine Exp $
 //
 // Copyright (C) 1997-2006 C. Geuzaine, J.-F. Remacle
 //
@@ -38,7 +38,11 @@ StringXNumber ExtractOptions_Number[] = {
 };
 
 StringXString ExtractOptions_String[] = {
+#if defined(HAVE_MATH_EVAL)
+  {GMSH_FULLRC, "Expression0", NULL, "Sqrt(v0^2+v1^2+v2^2)"},
+#else
   {GMSH_FULLRC, "Expression0", NULL, "v0"},
+#endif
   {GMSH_FULLRC, "Expression1", NULL, ""},
   {GMSH_FULLRC, "Expression2", NULL, ""},
   {GMSH_FULLRC, "Expression3", NULL, ""},
-- 
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