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jiri
2005-02-14 00:10:07 +00:00
parent ac8afe89ad
commit 6150e1b9c6
14 changed files with 513 additions and 62 deletions
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14
sparsemat.h
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@@ -90,6 +90,15 @@ public:
inline const NRVec<T> operator*(const NRVec<T> &rhs) const {return multiplyvector(rhs);} //sparse matrix * dense vector
void diagonalof(NRVec<T> &, const bool divide=0) const; //get diagonal
const SparseMat operator*(const SparseMat &rhs) const;
SparseMat & oplusequal(const SparseMat &rhs); //direct sum
SparseMat & oplusequal(const NRMat<T> &rhs);
SparseMat & oplusequal(const NRSMat<T> &rhs);
const SparseMat oplus(const SparseMat &rhs) const {return SparseMat(*this).oplusequal(rhs);}; //direct sum
const SparseMat oplus(const NRMat<T> &rhs) const {return SparseMat(*this).oplusequal(rhs);};
const SparseMat oplus(const NRSMat<T> &rhs) const {return SparseMat(*this).oplusequal(rhs);};
const SparseMat otimes(const SparseMat &rhs) const; //direct product
const SparseMat otimes(const NRMat<T> &rhs) const;
const SparseMat otimes(const NRSMat<T> &rhs) const;
void gemm(const T beta, const SparseMat &a, const char transa, const SparseMat &b, const char transb, const T alpha);//this := alpha*op( A )*op( B ) + beta*this, if this is symemtric, only half will be added onto it
const T dot(const SparseMat &rhs) const; //supervector dot product
const T dot(const NRMat<T> &rhs) const; //supervector dot product
@@ -99,7 +108,10 @@ public:
void setlist(matel<T> *l) {list=l;}
inline SPMatindex nrows() const {return nn;}
inline SPMatindex ncols() const {return mm;}
void resize(const SPMatindex n, const SPMatindex m);
void get(int fd, bool dimensions=1);
void put(int fd, bool dimensions=1) const;
void resize(const SPMatindex n, const SPMatindex m); //destructive
void incsize(const SPMatindex n, const SPMatindex m); //increase size without destroying the data
void transposeme();
const SparseMat transpose() const;
inline void setsymmetric() {if(nn!=mm) laerror("non-square cannot be symmetric"); symmetric=1;}