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diff --git a/src/core/blockData2D.h b/src/core/blockData2D.h
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+/*  This file is part of the OpenLB library
+ *
+ *  Copyright (C) 2015 Mathias J. Krause
+ *  E-mail contact: info@openlb.net
+ *  The most recent release of OpenLB can be downloaded at
+ *  <http://www.openlb.net/>
+ *
+ *  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.
+*/
+
+/** \file
+ * Dynamics for a generic 2D block data -- header file.
+ */
+#ifndef BLOCK_DATA_2D_H
+#define BLOCK_DATA_2D_H
+
+
+#include <stdio.h>
+#include "blockStructure2D.h"
+#include "serializer.h"
+
+
+namespace olb {
+
+// forward declaration is sufficient at this state, include is moved to .hh
+template<typename BaseType> class BlockF2D;
+template<typename T> class Cuboid2D;
+
+
+/** A highly generic data structure class.
+ *
+ * Stored data is of type BaseType
+ *
+ * \param _size     data element size
+ * \param _rawData  classic array representation of all elements
+ * \param _filed    a matrix like representation of _rawData
+ */
+template<typename T, typename BaseType>
+class BlockData2D : public BlockStructure2D, public Serializable {
+protected:
+  /// dimension of data element, vector, scalar, ...
+  int _size;
+  /// holds data as a 1D vector
+  BaseType *_rawData;
+  /** Pointer structure to a 3D data field.
+   *  It can be interpreted as a 2D matrix[iX,iY] with elements of dimension _size.
+   *  Those elements may be
+   *    1. vector valued like velocity, (f0,f1,...,f8)
+   *    2. scalar valued like density, pressure, ...
+   *
+   */
+  BaseType ***_field;
+public:
+  virtual ~BlockData2D();
+  /// Construct empty cuboid
+  BlockData2D();
+  /// Construct from cuboid
+  BlockData2D(Cuboid2D<T>& cuboid, int size=1);
+  /// Construct from X-Y node count
+  BlockData2D(int nx, int ny, int size=1);
+  /// Construct from Block Functor, attention!! operator() accesses functor data
+  BlockData2D(BlockF2D<BaseType>& rhs);
+  /// Copy Constructor
+  BlockData2D(BlockData2D<T,BaseType> const& rhs);
+  /// Assignment Operator
+  BlockData2D<T,BaseType>& operator=(BlockData2D<T,BaseType> const& rhs);
+  /// Move Operator
+  BlockData2D<T,BaseType>& operator=(BlockData2D<T,BaseType>&& rhs);
+  /// Move Constructor
+  BlockData2D<T,BaseType>(BlockData2D<T,BaseType>&& rhs);
+  /// Swap rhs Data into local fields
+  void swap(BlockData2D<T,BaseType>& rhs);
+  /// Memory Management
+  bool isConstructed() const;
+  void construct();
+  void deConstruct();
+  void reset();
+  /// read and write access to data element [iX][iY][iSize]
+  BaseType& get(int iX, int iY, int iSize=0);
+  /// read only access to data element [iX][iY][iSize]
+  BaseType const& get(int iX, int iY, int iSize=0) const;
+  /// \return dataElement _rawData[ind], read and write
+  BaseType& operator[] (int ind);
+  /// \return dataElement _rawData[ind], read only
+  BaseType const& operator[] (int ind) const;
+  /// Write access to the memory of the data of the block data where (iX, iY) is the point providing the data iData
+  bool* operator() (int iX, int iY, int iData);
+  /// \return max of data, for vector valued data it determines the max component
+  BaseType getMax();
+  /// \return min of data, for vector valued data it determines the max component
+  BaseType getMin();
+  /// \return _rawData array
+  BaseType* getRawData() const;
+  /// \return length of array _rawData or equivalent nX*nY*size
+  virtual size_t getDataSize() const;
+  /// Read only access to the dim of the data of the super structure
+  int getSize() const;
+  /// Number of data blocks for the serializable interface
+  std::size_t getNblock() const override
+  {
+    return 4;
+  };
+  /// Binary size for the serializer
+  std::size_t getSerializableSize() const override;
+  /// Returns a pointer to the memory of the current block and its size for the serializable interface
+  bool* getBlock(std::size_t iBlock, std::size_t& sizeBlock, bool loadingMode) override;
+private:
+  void allocateMemory(); // TODO
+  void releaseMemory();
+};
+
+
+}  // namespace olb
+
+#endif