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fei_Lookup.hpp
00001 /*
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00004 //             FEI: Finite Element Interface to Linear Solvers
00005 //                  Copyright (2005) Sandia Corporation.
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00011 // modification, are permitted provided that the following conditions are
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00013 //
00014 // 1. Redistributions of source code must retain the above copyright
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00016 //
00017 // 2. Redistributions in binary form must reproduce the above copyright
00018 // notice, this list of conditions and the following disclaimer in the
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00020 //
00021 // 3. Neither the name of the Corporation nor the names of the
00022 // contributors may be used to endorse or promote products derived from
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00041 */
00042 
00043 #ifndef _fei_Lookup_hpp_
00044 #define _fei_Lookup_hpp_
00045 
00046 #include <fei_defs.h>
00047 
00082 class Lookup {
00083  public:
00085    virtual ~Lookup(){};
00086 
00091    virtual int getNumFields() = 0;
00092 
00096    virtual int getFieldSize(int fieldID) = 0;
00097 
00098 
00102    virtual const int* getFieldIDsPtr() = 0;
00103 
00107    virtual const int* getFieldSizesPtr() = 0;
00108 
00109 
00113    virtual int getNumElemBlocks() = 0;
00114 
00115 
00119    virtual const GlobalID* getElemBlockIDs() = 0;
00120 
00121 
00134    virtual void getElemBlockInfo(GlobalID blockID,
00135                          int& interleaveStrategy, int& lumpingStrategy,
00136                          int& numElemDOF, int& numElements,
00137                          int& numNodesPerElem, int& numEqnsPerElem) = 0;
00138 
00139 
00145    virtual const int* getNumFieldsPerNode(GlobalID blockID) = 0;
00146 
00147 
00153    virtual const int* const* getFieldIDsTable(GlobalID blockID) = 0;
00154 
00155 
00161    virtual int getEqnNumber(int nodeNumber, int fieldID) = 0;
00162 
00163 
00167    virtual int getAssociatedNodeNumber(int eqnNumber) = 0;
00168 
00169 
00173    virtual int getAssociatedFieldID(int eqnNumber) = 0;
00174 
00175 
00182    virtual bool isInLocalElement(int nodeNumber) = 0;
00183 
00197    virtual int getNumSubdomains(int nodeNumber) = 0;
00198 
00206    virtual int* getSubdomainList(int nodeNumber) = 0;
00207 
00210    virtual int getNumSharedNodes() = 0;
00211 
00214    virtual const int* getSharedNodeNumbers() = 0;
00215 
00220    virtual const int* getSharedNodeProcs(int nodeNumber) = 0;
00221 
00226    virtual int getNumSharingProcs(int nodeNumber) = 0;
00227 
00228    //- given a blk-eqn and a pt-eqn, return the pt-eqn's offset into the blk-eqn
00229    //     (i.e., distance from the 'beginning' of the blk-eqn)
00230    //- given a blk-eqn, return the 'size', or number of pt-eqns corresponding
00231    //     to it.
00236    virtual bool isExactlyBlkEqn(int ptEqn) = 0;
00237 
00241    virtual int ptEqnToBlkEqn(int ptEqn) = 0;
00242 
00248    virtual int getOffsetIntoBlkEqn(int blkEqn, int ptEqn) = 0;
00249 
00254    virtual int getBlkEqnSize(int blkEqn) = 0;
00255 };
00256 
00257 #endif
00258 
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