GetSubmatrix¶

Gets a (possibly non-contiguous) submatrix of a given matrix.

Python API¶

GetSubmatrix(A, I, J)¶

C++ API¶

Contiguous¶

void GetSubmatrix(const Matrix<T> &A, const Range<Int> &I, const Range<Int> &J, Matrix<T> &ASub)¶

Matrix<T> GetSubmatrix(const Matrix<T> &A, const Range<Int> &I, const Range<Int> &J)¶

void GetSubmatrix(const AbstractDistMatrix<T> &A, const Range<Int> &I, const Range<Int> &J, AbstractDistMatrix<T> &ASub)¶

AbstractDistMatrix<T> GetSubmatrix(const AbstractDistMatrix<T> &A, const Range<Int> &I, const Range<Int> &J)¶

void GetSubmatrix(const SparseMatrix<T> &A, const Range<Int> &I, const Range<Int> &J, SparseMatrix<T> &ASub)¶

SparseMatrix<T> GetSubmatrix(const SparseMatrix<T> &A, const Range<Int> &I, const Range<Int> &J)¶

void GetSubmatrix(const DistSparseMatrix<T> &A, const Range<Int> &I, const Range<Int> &J, DistSparseMatrix<T> &ASub)¶

DistSparseMatrix<T> GetSubmatrix(const DistSparseMatrix<T> &A, const Range<Int> &I, const Range<Int> &J)¶

void GetSubmatrix(const DistMultiVec<T> &A, const Range<Int> &I, const Range<Int> &J, DistMultiVec<T> &ASub)¶

DistMultiVec<T> GetSubmatrix(const DistMultiVec<T> &A, const Range<Int> &I, const Range<Int> &J)¶

Noncontiguous¶

void GetSubmatrix(const Matrix<T> &A, const std::vector<Int> &I, const std::vector<Int> &J, Matrix<T> &ASub)¶

Matrix<T> GetSubmatrix(const Matrix<T> &A, const std::vector<Int> &I, const std::vector<Int> &J)¶

void GetSubmatrix(const AbstractDistMatrix<T> &A, const std::vector<Int> &I, const std::vector<Int> &J, AbstractDistMatrix<T> &ASub)¶

DistMatrix<T> GetSubmatrix(const AbstractDistMatrix<T> &A, const std::vector<Int> &I, const std::vector<Int> &J)¶

C API¶

Contiguous¶

Integer¶

ElError ElGetContigSubmatrix_i(ElConstMatrix_i A, ElIndexRange I, ElIndexRange J, ElMatrix_i ASub)¶

ElError ElGetContigSubmatrixDist_i(ElConstDistMatrix_i A, ElIndexRange I, ElIndexRange J, ElDistMatrix_i ASub)¶

ElError ElGetContigSubmatrixSparse_i(ElConstSparseMatrix_i A, ElIndexRange I, ElIndexRange J, ElSparseMatrix_i ASub)¶

ElError ElGetContigSubmatrixDistSparse_i(ElConstDistSparseMatrix_i A, ElIndexRange I, ElIndexRange J, ElDistSparseMatrix_i ASub)¶

ElError ElGetContigSubmatrixDistMultiVec_i(ElConstDistMultiVec_i A, ElIndexRange I, ElIndexRange J, ElDistMultiVec_i ASub)¶

Single-precision¶

ElError ElGetContigSubmatrix_s(ElConstMatrix_s A, ElIndexRange I, ElIndexRange J, ElMatrix_s ASub)¶

ElError ElGetContigSubmatrixDist_s(ElConstDistMatrix_s A, ElIndexRange I, ElIndexRange J, ElDistMatrix_s ASub)¶

ElError ElGetContigSubmatrixSparse_s(ElConstSparseMatrix_s A, ElIndexRange I, ElIndexRange J, ElSparseMatrix_s ASub)¶

ElError ElGetContigSubmatrixDistSparse_s(ElConstDistSparseMatrix_s A, ElIndexRange I, ElIndexRange J, ElDistSparseMatrix_s ASub)¶

ElError ElGetContigSubmatrixDistMultiVec_s(ElConstDistMultiVec_s A, ElIndexRange I, ElIndexRange J, ElDistMultiVec_s ASub)¶

Double-precision¶

ElError ElGetContigSubmatrix_d(ElConstMatrix_d A, ElIndexRange I, ElIndexRange J, ElMatrix_d ASub)¶

ElError ElGetContigSubmatrixDist_d(ElConstDistMatrix_d A, ElIndexRange I, ElIndexRange J, ElDistMatrix_d ASub)¶

ElError ElGetContigSubmatrixSparse_d(ElConstSparseMatrix_d A, ElIndexRange I, ElIndexRange J, ElSparseMatrix_d ASub)¶

ElError ElGetContigSubmatrixDistSparse_d(ElConstDistSparseMatrix_d A, ElIndexRange I, ElIndexRange J, ElDistSparseMatrix_d ASub)¶

ElError ElGetContigSubmatrixDistMultiVec_d(ElConstDistMultiVec_d A, ElIndexRange I, ElIndexRange J, ElDistMultiVec_d ASub)¶

Single-precision complex¶

ElError ElGetContigSubmatrix_c(ElConstMatrix_c A, ElIndexRange I, ElIndexRange J, ElMatrix_c ASub)¶

ElError ElGetContigSubmatrixDist_c(ElConstDistMatrix_c A, ElIndexRange I, ElIndexRange J, ElDistMatrix_c ASub)¶

ElError ElGetContigSubmatrixSparse_c(ElConstSparseMatrix_c A, ElIndexRange I, ElIndexRange J, ElSparseMatrix_c ASub)¶

ElError ElGetContigSubmatrixDistSparse_c(ElConstDistSparseMatrix_c A, ElIndexRange I, ElIndexRange J, ElDistSparseMatrix_c ASub)¶

ElError ElGetContigSubmatrixDistMultiVec_c(ElConstDistMultiVec_c A, ElIndexRange I, ElIndexRange J, ElDistMultiVec_c ASub)¶

Double-precision complex¶

ElError ElGetContigSubmatrix_z(ElConstMatrix_z A, ElIndexRange I, ElIndexRange J, ElMatrix_z ASub)¶

ElError ElGetContigSubmatrixDist_z(ElConstDistMatrix_z A, ElIndexRange I, ElIndexRange J, ElDistMatrix_z ASub)¶

ElError ElGetContigSubmatrixSparse_z(ElConstSparseMatrix_z A, ElIndexRange I, ElIndexRange J, ElSparseMatrix_z ASub)¶

ElError ElGetContigSubmatrixDistSparse_z(ElConstDistSparseMatrix_z A, ElIndexRange I, ElIndexRange J, ElDistSparseMatrix_z ASub)¶

ElError ElGetContigSubmatrixDistMultiVec_z(ElConstDistMultiVec_z A, ElIndexRange I, ElIndexRange J, ElDistMultiVec_z ASub)¶

Noncontiguous¶

TODO