AbstractLinAlgPack: C++ Interfaces For Vectors, Matrices And Related Linear Algebra Objects Version of the Day
AbstractLinAlgPack_MatrixSymDiagSparseStd.cpp
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00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
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00041 
00042 #include "AbstractLinAlgPack_MatrixSymDiagSparseStd.hpp"
00043 #include "AbstractLinAlgPack_SpVectorOut.hpp"
00044 #include "DenseLinAlgPack_DVectorClass.hpp"
00045 #include "DenseLinAlgPack_AssertOp.hpp"
00046 #include "Teuchos_Assert.hpp"
00047 
00048 namespace AbstractLinAlgPack {
00049 
00050 MatrixSymDiagSparseStd::MatrixSymDiagSparseStd( const SpVectorSlice& diag )
00051   : diag_(diag)
00052 {}
00053 
00054 void MatrixSymDiagSparseStd::initialize( const SpVectorSlice& diag )
00055 {
00056   diag_ = diag;
00057 }
00058 
00059 // Overridden from MatrixOp
00060 
00061 MatrixOp& MatrixSymDiagSparseStd::operator=(const MatrixOp& m)
00062 {
00063   if(&m == this) return *this;  // assignment to self
00064   const MatrixSymDiagSparseStd
00065     *p_m = dynamic_cast<const MatrixSymDiagSparseStd*>(&m);
00066   if(p_m) {
00067     diag_ = p_m->diag_;
00068   }
00069   else {
00070     TEUCHOS_TEST_FOR_EXCEPTION(
00071       true, std::invalid_argument
00072       ,"MatrixSymDiagSparseStd::operator=(const MatrixOp& m) : Error!"
00073       "The concrete type of m = \'" << typeName(m) << "\' is not a subclass of "
00074       "MatrixSymDiagSparseStd as expected"
00075       );
00076   }
00077   return *this;
00078 }
00079 
00080 // Overridden from MatrixDiagonalSparse
00081 
00082 const SpVectorSlice MatrixSymDiagSparseStd::diag() const
00083 {
00084   return diag_();
00085 }
00086 
00087 
00088 } // end namespace AbstractLinAlgPack
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