Zoltan 2 Version 0.5
Zoltan2_GraphInput.hpp
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00005 //   Zoltan2: A package of combinatorial algorithms for scientific computing
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00045 
00051 #ifndef _ZOLTAN2_GRAPHINPUT_HPP_
00052 #define _ZOLTAN2_GRAPHINPUT_HPP_
00053 
00054 #include <Zoltan2_InputAdapter.hpp>
00055 #include <Zoltan2_PartitioningSolution.hpp>
00056 
00057 namespace Zoltan2 {
00058 
00096 template <typename User>
00097   class GraphInput : public InputAdapter<User> {
00098 private:
00099 
00100 public:
00101 
00102 #ifndef DOXYGEN_SHOULD_SKIP_THIS
00103   typedef typename InputTraits<User>::scalar_t    scalar_t;
00104   typedef typename InputTraits<User>::lno_t    lno_t;
00105   typedef typename InputTraits<User>::gno_t    gno_t;
00106   typedef typename InputTraits<User>::gid_t    gid_t;
00107   typedef typename InputTraits<User>::node_t   node_t;
00108   typedef User user_t;
00109 #endif
00110 
00111   enum InputAdapterType inputAdapterType() const {return GraphAdapterType;}
00112 
00115   virtual ~GraphInput() {};
00116 
00119   virtual size_t getLocalNumberOfVertices() const = 0;
00120 
00123   virtual size_t getLocalNumberOfEdges() const = 0;
00124 
00127   virtual int getVertexWeightDimension() const = 0;
00128 
00131   virtual int getEdgeWeightDimension() const = 0;
00132 
00138   virtual int getCoordinateDimension() const = 0;
00139 
00155   virtual size_t getVertexListView(const gid_t *&vertexIds, 
00156     const lno_t *&offsets, const gid_t *& edgeIds) const = 0; 
00157 
00175   virtual size_t getVertexWeights(int weightDim,
00176      const scalar_t *&weights, int &stride) const = 0;
00177 
00192   virtual size_t getEdgeWeights(int weightDim,
00193      const scalar_t *&weights, int &stride) const = 0;
00194 
00213   virtual size_t getVertexCoordinates(int coordDim, 
00214     const scalar_t *&coords, int &stride) const = 0;
00215 
00216 
00235   template <typename Adapter>
00236     size_t applyPartitioningSolution(const User &in, User *&out,
00237          const PartitioningSolution<Adapter> &solution) const
00238   {
00239     return 0;
00240   }
00241   
00242 };
00243   
00244 }  //namespace Zoltan2
00245   
00246 #endif