AbstractLinAlgPack: C++ Interfaces For Vectors, Matrices And Related Linear Algebra Objects Version of the Day
AbstractLinAlgPack_SpVectorOp.hpp
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00041 
00042 #ifndef SP_VECTOR_OP_H
00043 #define SP_VECTOR_OP_H
00044 
00045 #include "AbstractLinAlgPack_SparseVectorSliceOp.hpp"
00046 #include "AbstractLinAlgPack_SparseElement.hpp"
00047 
00048 namespace AbstractLinAlgPack {
00049 
00061 void add_elements( SpVector* sv_lhs, value_type alpha, const DVectorSlice& vs_rhs
00062            , size_type offset = 0, bool add_zeros = true );
00063 
00076 void add_elements( SpVector* sv_lhs, value_type alpha, const SpVectorSlice& sv_rhs
00077            , size_type offset = 0, bool add_zeros = true );
00078 
00079 inline
00089 DVectorSlice dense_view( SpVectorSlice& sv_rhs );
00090 
00091 inline
00093 const DVectorSlice dense_view( const SpVectorSlice& sv_rhs );
00094 
00095 } // end namespace AbstractLinAlgPack
00096 
00097 // /////////////////////////////////////////
00098 // Inline function definitions
00099 
00100 inline
00101 DenseLinAlgPack::DVectorSlice
00102 AbstractLinAlgPack::dense_view( SpVectorSlice& sv_rhs )
00103 {
00104   return sv_rhs.nz()
00105     ? DVectorSlice( &sv_rhs.begin()->value(), sv_rhs.nz(), 2 )
00106     : DVectorSlice( NULL, 0, 0 );
00107 }
00108 
00109 inline
00110 const DenseLinAlgPack::DVectorSlice
00111 AbstractLinAlgPack::dense_view( const SpVectorSlice& sv_rhs )
00112 {
00113   return sv_rhs.nz()
00114     ? DVectorSlice( &const_cast<SpVectorSlice&>(sv_rhs).begin()->value(), sv_rhs.nz(), 2 )
00115     : DVectorSlice( NULL, 0, 0 );
00116 }
00117 
00118 #endif // SP_VECTOR_CLASS_H
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