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diff --git a/source/blender/freestyle/intern/stroke/ContextFunctions.cpp b/source/blender/freestyle/intern/stroke/ContextFunctions.cpp
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+++ b/source/blender/freestyle/intern/stroke/ContextFunctions.cpp
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+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2010 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/freestyle/intern/stroke/ContextFunctions.cpp
+ *  \ingroup freestyle
+ *  \brief Functions related to context queries
+ *  \brief Interface to access the context related information.
+ *  \author Stephane Grabli
+ *  \date 20/12/2003
+ */
+
+#include "ContextFunctions.h"
+
+#include "../view_map/SteerableViewMap.h"
+
+#include "../system/TimeStamp.h"
+
+namespace ContextFunctions {
+
+unsigned GetTimeStampCF()
+{
+	return TimeStamp::instance()->getTimeStamp();
+}
+
+unsigned GetCanvasWidthCF()
+{
+	return Canvas::getInstance()->width();
+}
+
+unsigned GetCanvasHeightCF()
+{
+	return Canvas::getInstance()->height();
+}
+
+void LoadMapCF(const char *iFileName, const char *iMapName, unsigned iNbLevels, float iSigma)
+{
+	return Canvas::getInstance()->loadMap(iFileName, iMapName, iNbLevels,iSigma);
+}
+
+float ReadMapPixelCF(const char *iMapName, int level, unsigned x, unsigned y)
+{
+	Canvas *canvas = Canvas::getInstance();
+	return canvas->readMapPixel(iMapName, level, x, y);
+}
+
+float ReadCompleteViewMapPixelCF(int level, unsigned x, unsigned y)
+{
+	SteerableViewMap *svm = Canvas::getInstance()->getSteerableViewMap();
+	return svm->readCompleteViewMapPixel(level, x, y);
+}
+
+float ReadDirectionalViewMapPixelCF(int iOrientation, int level, unsigned x, unsigned y)
+{
+	SteerableViewMap *svm = Canvas::getInstance()->getSteerableViewMap();
+	return svm->readSteerableViewMapPixel(iOrientation, level, x, y);
+}
+
+FEdge * GetSelectedFEdgeCF()
+{
+	return Canvas::getInstance()->selectedFEdge();
+}
+
+}  // ContextFunctions namespace