#include <cairo/cairo.h>
#include "amatrix.h"
#include "krylov.h"
#include "block.h"
#include "hmatrix.h"
#include "uniform.h"
#include "clusterbasis.h"
#include "settings.h"

Data Structures
struct	_h2matrix
	Representation of $\mathcal{H}^2$ -matrices. More...

struct	_h2matrixlist
	List of h2matrix objects. More...

Typedefs
typedef struct _h2matrix	h2matrix
	Representation of an $\mathcal{H}^2$ -matrix.

typedef h2matrix *	ph2matrix
	Pointer to h2matrix object.

typedef const h2matrix *	pch2matrix
	Pointer to constant h2matrix object.

typedef struct _h2matrixlist	h2matrixlist
	List of h2matrix objects.

typedef h2matrixlist *	ph2matrixlist
	Pointer to h2matrixlist object.

typedef const h2matrixlist *	pch2matrixlist
	Pointer to constant h2matrixlist object.

typedef void(*	h2matrix_callback_t) (ph2matrix G, uint mname, uint rname, uint cname, uint pardepth, void *data)
	Callback function for h2matrix iterators. More...

typedef void(*	h2matrixlist_callback_t) (pccluster t, uint tname, uint pardepth, pch2matrixlist hl, void *data)
	Callback function for h2matrixlist iterators. More...

Functions
ph2matrix	new_h2matrix (pclusterbasis rb, pclusterbasis cb)
	Create a new h2matrix object. More...

ph2matrix	new_uniform_h2matrix (pclusterbasis rb, pclusterbasis cb)
	Create a new h2matrix object representing a uniform matrix. More...

ph2matrix	new_full_h2matrix (pclusterbasis rb, pclusterbasis cb)
	Create a new h2matrix object representing a standard dense matrix. More...

ph2matrix	new_super_h2matrix (pclusterbasis rb, pclusterbasis cb, uint rsons, uint csons)
	Create a new hmatrix object representing a subdivided matrix. More...

ph2matrix	new_zero_h2matrix (pclusterbasis rb, pclusterbasis cb)
	Create a new h2matrix object representing a zero matrix. More...

ph2matrix	clonestructure_h2matrix (pch2matrix h2, pclusterbasis rb, pclusterbasis cb)
	Builds a new h2matrix with clusterbasis `rb` and `cb` and the block structure of `h2`. More...

ph2matrix	clone_h2matrix (pch2matrix h2, pclusterbasis rb, pclusterbasis cb)
	Builds a new h2matrix with clusterbasis `rb` and `cb` and the block structure of `h2`. Copies all coupling matrices $S_b,\ b \in \mathcal L_{\mathcal I \times \mathcal J}^+$ to the clone. More...

void	update_h2matrix (ph2matrix h2)
	Complete the initialisation of a h2matrix object. More...

void	del_h2matrix (ph2matrix h2)
	Delete an h2matrix object. More...

void	ref_h2matrix (ph2matrix *ptr, ph2matrix h2)
	Set a pointer to an h2matrix object, increase its reference counter, and decrease reference counter of original pointer target. More...

void	unref_h2matrix (ph2matrix h2)
	Reduce the reference counter of an h2matrix object. More...

size_t	getsize_h2matrix (pch2matrix h2)
	Get size of a given h2matrix object. More...

size_t	gettotalsize_h2matrix (pch2matrix h2)
	Get total size of a given h2matrix object, including cluster bases. More...

size_t	getnearsize_h2matrix (pch2matrix h2)
	Get size of the nearfield part of a given h2matrix object. More...

size_t	getfarsize_h2matrix (pch2matrix h2)
	Get size of the farfield part of a given h2matrix object. More...

void	clear_h2matrix (ph2matrix h2)
	Set an h2matrix to zero by clearing all far- and nearfield matrices. More...

void	scale_h2matrix (field alpha, ph2matrix h2)
	Scale an h2matrix by a factor. More...

void	random_h2matrix (ph2matrix h2)
	Fill an h2matrix with random coefficients. More...

ph2matrix	build_from_block_h2matrix (pcblock b, pclusterbasis rb, pclusterbasis cb)
	Build an h2matrix object from a block tree using given cluster bases. More...

pblock	build_from_h2matrix_block (pch2matrix G)
	Build an block tree from an h2matrix. More...

ph2matrix *	enumerate_h2matrix (ph2matrix h2)
	Enumerate h2matrix according to block tree. More...

void	iterate_h2matrix (ph2matrix G, uint mname, uint rname, uint cname, uint pardepth, h2matrix_callback_t pre, h2matrix_callback_t post, void *data)
	Iterate through all submatrices of an h2matrix. More...

void	iterate_rowlist_h2matrix (ph2matrix G, uint mname, uint rname, uint cname, uint pardepth, h2matrixlist_callback_t pre, h2matrixlist_callback_t post, void *data)
	Iterate through all submatrices of an h2matrix, collecting all row blocks in an h2matrixlist object. More...

void	iterate_collist_h2matrix (ph2matrix G, uint mname, uint rname, uint cname, uint pardepth, h2matrixlist_callback_t pre, h2matrixlist_callback_t post, void *data)
	Iterate through all submatrices of an h2matrix, collecting all column blocks in an h2matrixlist object. More...

void	iterate_byrow_h2matrix (ph2matrix G, uint mname, uint rname, uint cname, uint pardepth, h2matrix_callback_t pre, h2matrix_callback_t post, void *data)
	Iterate through all submatrices of an h2matrix. More...

void	iterate_bycol_h2matrix (ph2matrix G, uint mname, uint rname, uint cname, uint pardepth, h2matrix_callback_t pre, h2matrix_callback_t post, void *data)
	Iterate through all submatrices of an h2matrix. More...

void	mvm_h2matrix_avector (field alpha, bool h2trans, pch2matrix h2, pcavector x, pavector y)
	Matrix-vector multiplication $y \gets y + \alpha A x$ or $y \gets y + \alpha A^* x$ . More...

void	fastaddeval_h2matrix_avector (field alpha, pch2matrix h2, pavector xt, pavector yt)
	Interaction phase of the matrix-vector multiplication. More...

void	addeval_h2matrix_avector (field alpha, pch2matrix h2, pcavector x, pavector y)
	Matrix-vector multiplication $y \gets y + \alpha A x$ . More...

void	fastaddevaltrans_h2matrix_avector (field alpha, pch2matrix h2, pavector xt, pavector yt)
	Interaction phase of the adjoint matrix-vector multiplication. More...

void	addevaltrans_h2matrix_avector (field alpha, pch2matrix h2, pcavector x, pavector y)
	Adjoint matrix-vector multiplication $y \gets y + \alpha A^* x$ . More...

void	addevalsymm_h2matrix_avector (field alpha, pch2matrix h2, pcavector x, pavector y)
	Symmetric matrix-vector multiplication, $y \gets y + \alpha A x$ , where is assumed to be self-adjoint and only its lower triangular part is used. More...

void	fastaddmul_h2matrix_amatrix_amatrix (field alpha, bool atrans, pch2matrix A, pcamatrix Bt, pamatrix Ct)
	Interaction phase of the h2matrix - amatrix multiplication. More...

void	addmul_h2matrix_amatrix_amatrix (field alpha, bool atrans, pch2matrix A, bool btrans, pcamatrix B, pamatrix C)
	Matrix multiplication $C \gets C + \alpha A B$ , $C \gets C + \alpha A^* B$ , $C \gets C + \alpha A B^$ or $C \gets C + \alpha A^ B^*$ . More...

void	addmul_amatrix_h2matrix_amatrix (field alpha, bool atrans, pcamatrix A, bool btrans, pch2matrix B, pamatrix C)
	Matrix multiplication $C \gets C + \alpha A B$ , $C \gets C + \alpha A^* B$ , $C \gets C + \alpha A B^$ or $C \gets C + \alpha A^ B^*$ . More...

void	collectdense_h2matrix (pcamatrix a, pcclusterbasis rb, pcclusterbasis cb, pamatrix s)
	Compute $S \gets V_t^* A W_s$ . More...

void	project_amatrix_h2matrix (ph2matrix h2, pcamatrix a)
	Compute the best approximation of a given matrix with respect to an $\mathcal{H}^2$ -matrix space. More...

void	project_hmatrix_h2matrix (ph2matrix h2, phmatrix h)
	Compute the best approximation of a given matrix with respect to an $\mathcal{H}^2$ -matrix space. More...

real	norm2_h2matrix (pch2matrix H2)
	Approximate the spectral norm $\\|H\\|_2$ of a matrix . More...

real	norm2diff_h2matrix (pch2matrix a, pch2matrix b)
	Approximate the spectral norm $\\|A-B\\|_2$ of the difference of two matrices and . More...

void	write_cdf_h2matrix (pch2matrix G, const char *name)
	Write h2matrix to NetCDF file. More...

void	write_cdfpart_h2matrix (pch2matrix G, int nc_file, const char *prefix)
	Write h2matrix to part of a NetCDF file. More...

ph2matrix	read_cdf_h2matrix (const char *name, pclusterbasis rb, pclusterbasis cb)
	Read h2matrix from NetCDF file. More...

ph2matrix	read_cdfpart_h2matrix (int nc_file, const char *prefix, pclusterbasis rb, pclusterbasis cb)
	Read h2matrix from part of a NetCDF file. More...

void	write_cdfcomplete_h2matrix (pch2matrix G, const char *name)
	Write h2matrix to NetCDF file, including cluster trees and cluster bases. More...

ph2matrix	read_cdfcomplete_h2matrix (const char *name)
	Read h2matrix from NetCDF file, including cluster trees and cluster bases. More...

void	draw_cairo_h2matrix (cairo_t *cr, pch2matrix G, bool storage, uint levels)
	Draw a h2matrix to a cairo surface. More...

uint	getrows_h2matrix (pch2matrix h2)
	Get the number of rows of an h2matrix . More...

uint	getcols_h2matrix (pch2matrix h2)
	Get the number of columns of an h2matrix . More...

Detailed Description

Author: Steffen Börm

Data Structures

Typedefs

Functions

Detailed Description