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diff --git a/source/blender/compositor/operations/COM_NormalizeOperation.h b/source/blender/compositor/operations/COM_NormalizeOperation.h
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+++ b/source/blender/compositor/operations/COM_NormalizeOperation.h
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+/*
+ * Copyright 2012, Blender Foundation.
+ *
+ * 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.
+ *
+ * Contributor:
+ *		Dalai Felinto
+ */
+
+#ifndef _COM_NormalizeOperation_h
+#define _COM_NormalizeOperation_h
+#include "COM_NodeOperation.h"
+#include "DNA_node_types.h"
+
+/**
+  * @brief base class of normalize, implementing the simple normalize
+  * @ingroup operation
+  */
+class NormalizeOperation : public NodeOperation {
+protected:
+	/**
+	  * @brief Cached reference to the reader
+	  */
+	SocketReader * imageReader;
+
+	/**
+	  * @brief temporarily cache of the execution storage
+	  * it stores x->min and y->mult
+	  */
+	NodeTwoFloats * cachedInstance;
+
+public:
+	NormalizeOperation();
+
+	/**
+	  * the inner loop of this program
+	  */
+	void executePixel(float* color, int x, int y, MemoryBuffer *inputBuffers[], void * data);
+
+	/**
+	  * Initialize the execution
+	  */
+	void initExecution();
+
+	void* initializeTileData(rcti *rect, MemoryBuffer **memoryBuffers);
+	void deinitializeTileData(rcti *rect, MemoryBuffer **memoryBuffers, void *data);
+
+	/**
+	  * Deinitialize the execution
+	  */
+	void deinitExecution();
+
+	bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
+
+};
+
+#endif