Tall-and-skinny matrices: base routines similar to DBM API, mostly wrappers around existing DBM routines. More...

Functions/Subroutines
subroutine, public	dbt_tas_destroy (matrix)
	... More...

subroutine, public	dbt_tas_copy (matrix_b, matrix_a, summation)
	Copy matrix_a to matrix_b. More...

subroutine, public	dbt_tas_finalize (matrix)
	... More...

subroutine, public	dbt_tas_distribution_new (dist, mp_comm, row_dist, col_dist, split_info, nosplit)
	create new distribution. Exactly like dbm_distribution_new but with custom types for row_dist and col_dist instead of arrays. More...

subroutine, public	dbt_tas_distribution_destroy (dist)
	... More...

subroutine, public	dbt_tas_get_stored_coordinates (matrix, row, column, processor)
	As dbt_get_stored_coordinates. More...

subroutine, public	dbt_repl_get_stored_coordinates (matrix, row, column, processors)
	Get all processors for a given row/col combination if matrix is replicated on each process subgroup. More...

subroutine, public	dbt_tas_convert_to_dbm (matrix_rect, matrix_dbm)
	Convert a tall-and-skinny matrix into a normal DBM matrix. This is not recommended for matrices with a very large dimension. More...

subroutine, public	dbt_tas_convert_to_tas (info, matrix_rect, matrix_dbm)
	Converts a DBM matrix into the tall-and-skinny matrix type. More...

subroutine, public	dbt_tas_iterator_start (iter, matrix_in)
	As dbm_iterator_start. More...

integer function, public	dbt_tas_iterator_num_blocks (iter)
	As dbm_iterator_num_blocks. More...

logical function, public	dbt_tas_iterator_blocks_left (iter)
	As dbm_iterator_blocks_left. More...

subroutine, public	dbt_tas_iterator_stop (iter)
	As dbm_iterator_stop. More...

subroutine, public	dbt_tas_blk_sizes (matrix, row, col, row_size, col_size)
	Get block size for a given row & column. More...

type(dbt_tas_split_info) function, public	dbt_tas_info (matrix)
	get info on mpi grid splitting More...

integer(kind=int_8) function, public	dbt_tas_nblkrows_total (matrix)
	... More...

integer(kind=int_8) function, public	dbt_tas_nfullrows_total (matrix)
	... More...

integer(kind=int_8) function, public	dbt_tas_nblkcols_total (matrix)
	... More...

integer(kind=int_8) function, public	dbt_tas_nfullcols_total (matrix)
	... More...

integer function, public	dbt_tas_nblkcols_local (matrix)
	... More...

integer function, public	dbt_tas_nblkrows_local (matrix)
	... More...

pure integer function, public	dbt_tas_get_num_blocks (matrix)
	As dbt_get_num_blocks: get number of local blocks. More...

integer(kind=int_8) function, public	dbt_tas_get_num_blocks_total (matrix)
	get total number of blocks More...

pure integer function, public	dbt_tas_get_nze (matrix)
	As dbt_get_nze: get number of local non-zero elements. More...

integer(kind=int_8) function, public	dbt_tas_get_nze_total (matrix)
	Get total number of non-zero elements. More...

subroutine, public	dbt_tas_clear (matrix)
	Clear matrix (erase all data) More...

subroutine, public	dbt_tas_get_info (matrix, nblkrows_total, nblkcols_total, local_rows, local_cols, proc_row_dist, proc_col_dist, row_blk_size, col_blk_size, distribution, name)
	... More...

subroutine, public	dbt_tas_put_block (matrix, row, col, block, summation)
	As dbm_put_block. More...

subroutine, public	dbt_tas_get_block_p (matrix, row, col, block, row_size, col_size)
	As dbm_get_block_p. More...

subroutine, public	dbt_tas_filter (matrix, eps)
	As dbm_filter. More...

Detailed Description

Tall-and-skinny matrices: base routines similar to DBM API, mostly wrappers around existing DBM routines.

Author: Patrick Seewald

Function/Subroutine Documentation

◆ dbt_tas_destroy()

subroutine, public dbt_tas_base::dbt_tas_destroy ( type(dbt_tas_type), intent(inout) matrix )

...

Parameters

matrix ...

Author: Patrick Seewald

Definition at line 232 of file dbt_tas_base.F.

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◆ dbt_tas_copy()

subroutine, public dbt_tas_base::dbt_tas_copy	(	type(dbt_tas_type), intent(inout)	matrix_b,
		type(dbt_tas_type), intent(in)	matrix_a,
		logical, intent(in), optional	summation
	)

Copy matrix_a to matrix_b.

Parameters

matrix_b	...
matrix_a	...
summation	Whether to sum matrices b = a + b

Author: Patrick Seewald

Definition at line 249 of file dbt_tas_base.F.

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◆ dbt_tas_finalize()

subroutine, public dbt_tas_base::dbt_tas_finalize ( type(dbt_tas_type), intent(inout) matrix )

...

Parameters

matrix ...

Author: Patrick Seewald

Definition at line 326 of file dbt_tas_base.F.

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◆ dbt_tas_distribution_new()

subroutine, public dbt_tas_base::dbt_tas_distribution_new	(	type(dbt_tas_distribution_type), intent(out)	dist,
		type(mp_cart_type), intent(in)	mp_comm,
		class(dbt_tas_distribution), intent(in)	row_dist,
		class(dbt_tas_distribution), intent(in)	col_dist,
		type(dbt_tas_split_info), intent(in), optional	split_info,
		logical, intent(in), optional	nosplit
	)

create new distribution. Exactly like dbm_distribution_new but with custom types for row_dist and col_dist instead of arrays.

Parameters

dist	...
mp_comm	...
row_dist	...
col_dist	...
split_info	Strategy of how to split process grid (optional). If not present a default split heuristic is applied.
nosplit	if .TRUE. don't split process grid (optional)

Author: Patrick Seewald

Definition at line 345 of file dbt_tas_base.F.

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◆ dbt_tas_distribution_destroy()

subroutine, public dbt_tas_base::dbt_tas_distribution_destroy ( type(dbt_tas_distribution_type), intent(inout) dist )

...

Parameters

dist ...

Author: Patrick Seewald

Definition at line 432 of file dbt_tas_base.F.

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◆ dbt_tas_get_stored_coordinates()

subroutine, public dbt_tas_base::dbt_tas_get_stored_coordinates	(	type(dbt_tas_type), intent(in)	matrix,
		integer(kind=int_8), intent(in)	row,
		integer(kind=int_8), intent(in)	column,
		integer, intent(out)	processor
	)

As dbt_get_stored_coordinates.

Parameters

matrix	...
row	global matrix blocked row
column	global matrix blocked column
processor	process ID

Author: Patrick Seewald

Definition at line 461 of file dbt_tas_base.F.

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◆ dbt_repl_get_stored_coordinates()

subroutine, public dbt_tas_base::dbt_repl_get_stored_coordinates	(	type(dbt_tas_type), intent(in)	matrix,
		integer, intent(in)	row,
		integer, intent(in)	column,
		integer, dimension(:), intent(out)	processors
	)

Get all processors for a given row/col combination if matrix is replicated on each process subgroup.

Parameters

matrix	tall-and-skinny matrix whose DBM submatrices are replicated matrices
row	row of a submatrix
column	column of a submatrix
processors	...

Author: Patrick Seewald

Definition at line 487 of file dbt_tas_base.F.

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◆ dbt_tas_convert_to_dbm()

subroutine, public dbt_tas_base::dbt_tas_convert_to_dbm	(	type(dbt_tas_type), intent(in)	matrix_rect,
		type(dbm_type), intent(out)	matrix_dbm
	)

Convert a tall-and-skinny matrix into a normal DBM matrix. This is not recommended for matrices with a very large dimension.

Parameters

matrix_rect	...
matrix_dbm	...

Author: Patrick Seewald

Definition at line 523 of file dbt_tas_base.F.

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◆ dbt_tas_convert_to_tas()

subroutine, public dbt_tas_base::dbt_tas_convert_to_tas	(	type(dbt_tas_split_info), intent(in)	info,
		type(dbt_tas_type), intent(out)	matrix_rect,
		type(dbm_type), intent(in)	matrix_dbm
	)

Converts a DBM matrix into the tall-and-skinny matrix type.

Parameters

info	Strategy of how to split process grid
matrix_rect	...
matrix_dbm	...

Author: Patrick Seewald

Definition at line 607 of file dbt_tas_base.F.

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◆ dbt_tas_iterator_start()

subroutine, public dbt_tas_base::dbt_tas_iterator_start	(	type(dbt_tas_iterator), intent(inout)	iter,
		type(dbt_tas_type), intent(in), target	matrix_in
	)

As dbm_iterator_start.

Parameters

iter	...
matrix_in	...

Author: Patrick Seewald

Definition at line 669 of file dbt_tas_base.F.

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◆ dbt_tas_iterator_num_blocks()

integer function, public dbt_tas_base::dbt_tas_iterator_num_blocks ( type(dbt_tas_iterator), intent(in) iter )

As dbm_iterator_num_blocks.

Parameters

iter ...

Returns: ...

Author: Ole Schuett

Definition at line 684 of file dbt_tas_base.F.

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◆ dbt_tas_iterator_blocks_left()

logical function, public dbt_tas_base::dbt_tas_iterator_blocks_left ( type(dbt_tas_iterator), intent(in) iter )

As dbm_iterator_blocks_left.

Parameters

iter ...

Returns: ...

Author: Patrick Seewald

Definition at line 697 of file dbt_tas_base.F.

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◆ dbt_tas_iterator_stop()

subroutine, public dbt_tas_base::dbt_tas_iterator_stop ( type(dbt_tas_iterator), intent(inout) iter )

As dbm_iterator_stop.

Parameters

iter ...

Author: Patrick Seewald

Definition at line 709 of file dbt_tas_base.F.

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◆ dbt_tas_blk_sizes()

subroutine, public dbt_tas_base::dbt_tas_blk_sizes	(	type(dbt_tas_type), intent(in)	matrix,
		integer(kind=int_8), intent(in)	row,
		integer(kind=int_8), intent(in)	col,
		integer, intent(out)	row_size,
		integer, intent(out)	col_size
	)

Get block size for a given row & column.

Parameters

matrix	...
row	...
col	...
row_size	...
col_size	...

Author: Patrick Seewald

Definition at line 806 of file dbt_tas_base.F.

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◆ dbt_tas_info()

type(dbt_tas_split_info) function, public dbt_tas_base::dbt_tas_info ( type(dbt_tas_type), intent(in) matrix )

get info on mpi grid splitting

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 821 of file dbt_tas_base.F.

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◆ dbt_tas_nblkrows_total()

integer(kind=int_8) function, public dbt_tas_base::dbt_tas_nblkrows_total ( type(dbt_tas_type), intent(in) matrix )

...

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 834 of file dbt_tas_base.F.

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◆ dbt_tas_nfullrows_total()

integer(kind=int_8) function, public dbt_tas_base::dbt_tas_nfullrows_total ( type(dbt_tas_type), intent(in) matrix )

...

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 847 of file dbt_tas_base.F.

◆ dbt_tas_nblkcols_total()

integer(kind=int_8) function, public dbt_tas_base::dbt_tas_nblkcols_total ( type(dbt_tas_type), intent(in) matrix )

...

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 860 of file dbt_tas_base.F.

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◆ dbt_tas_nfullcols_total()

integer(kind=int_8) function, public dbt_tas_base::dbt_tas_nfullcols_total ( type(dbt_tas_type), intent(in) matrix )

...

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 873 of file dbt_tas_base.F.

◆ dbt_tas_nblkcols_local()

integer function, public dbt_tas_base::dbt_tas_nblkcols_local ( type(dbt_tas_type), intent(in) matrix )

...

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 886 of file dbt_tas_base.F.

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◆ dbt_tas_nblkrows_local()

integer function, public dbt_tas_base::dbt_tas_nblkrows_local ( type(dbt_tas_type), intent(in) matrix )

...

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 899 of file dbt_tas_base.F.

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◆ dbt_tas_get_num_blocks()

pure integer function, public dbt_tas_base::dbt_tas_get_num_blocks ( type(dbt_tas_type), intent(in) matrix )

As dbt_get_num_blocks: get number of local blocks.

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 912 of file dbt_tas_base.F.

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◆ dbt_tas_get_num_blocks_total()

integer(kind=int_8) function, public dbt_tas_base::dbt_tas_get_num_blocks_total ( type(dbt_tas_type), intent(in) matrix )

get total number of blocks

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 925 of file dbt_tas_base.F.

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◆ dbt_tas_get_nze()

pure integer function, public dbt_tas_base::dbt_tas_get_nze ( type(dbt_tas_type), intent(in) matrix )

As dbt_get_nze: get number of local non-zero elements.

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 943 of file dbt_tas_base.F.

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◆ dbt_tas_get_nze_total()

integer(kind=int_8) function, public dbt_tas_base::dbt_tas_get_nze_total ( type(dbt_tas_type), intent(in) matrix )

Get total number of non-zero elements.

Parameters

matrix ...

Returns: ...

Author: Patrick Seewald

Definition at line 957 of file dbt_tas_base.F.

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◆ dbt_tas_clear()

subroutine, public dbt_tas_base::dbt_tas_clear ( type(dbt_tas_type), intent(inout) matrix )

Clear matrix (erase all data)

Parameters

matrix ...

Author: Patrick Seewald

Definition at line 973 of file dbt_tas_base.F.

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◆ dbt_tas_get_info()

subroutine, public dbt_tas_base::dbt_tas_get_info	(	type(dbt_tas_type), intent(in)	matrix,
		integer(kind=int_8), intent(out), optional	nblkrows_total,
		integer(kind=int_8), intent(out), optional	nblkcols_total,
		integer(kind=int_8), dimension(:), optional, allocatable	local_rows,
		integer(kind=int_8), dimension(:), optional, allocatable	local_cols,
		class(dbt_tas_distribution), intent(out), optional, allocatable	proc_row_dist,
		class(dbt_tas_distribution), intent(out), optional, allocatable	proc_col_dist,
		class(dbt_tas_rowcol_data), intent(out), optional, allocatable	row_blk_size,
		class(dbt_tas_rowcol_data), intent(out), optional, allocatable	col_blk_size,
		type(dbt_tas_distribution_type), optional	distribution,
		character(len=*), intent(out), optional	name
	)

...

Parameters

matrix	...
nblkrows_total	...
nblkcols_total	...
local_rows	...
local_cols	...
proc_row_dist	...
proc_col_dist	...
row_blk_size	...
col_blk_size	...
distribution	...
name	...

Author: Patrick Seewald

Definition at line 994 of file dbt_tas_base.F.

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◆ dbt_tas_put_block()

subroutine, public dbt_tas_base::dbt_tas_put_block	(	type(dbt_tas_type), intent(inout)	matrix,
		integer(kind=int_8), intent(in)	row,
		integer(kind=int_8), intent(in)	col,
		real(dp), dimension(:, :), intent(in)	block,
		logical, intent(in), optional	summation
	)

As dbm_put_block.

Parameters

matrix	...
row	...
col	...
block	...
summation	...

Author: Patrick Seewald

Definition at line 1080 of file dbt_tas_base.F.

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◆ dbt_tas_get_block_p()

subroutine, public dbt_tas_base::dbt_tas_get_block_p	(	type(dbt_tas_type), intent(inout)	matrix,
		integer(kind=int_8), intent(in)	row,
		integer(kind=int_8), intent(in)	col,
		real(dp), dimension(:, :), pointer	block,
		integer, intent(out), optional	row_size,
		integer, intent(out), optional	col_size
	)

As dbm_get_block_p.

Parameters

matrix	...
row	...
col	...
block	...
row_size	...
col_size	...

Author: Patrick Seewald

Definition at line 1105 of file dbt_tas_base.F.

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◆ dbt_tas_filter()

subroutine, public dbt_tas_base::dbt_tas_filter	(	type(dbt_tas_type), intent(inout)	matrix,
		real(dp), intent(in)	eps
	)

As dbm_filter.

Parameters

matrix	...
eps	...

Author: Patrick Seewald

Definition at line 1127 of file dbt_tas_base.F.

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Functions/Subroutines

Detailed Description

Function/Subroutine Documentation

◆ dbt_tas_destroy()

◆ dbt_tas_copy()

◆ dbt_tas_finalize()

◆ dbt_tas_distribution_new()

◆ dbt_tas_distribution_destroy()

◆ dbt_tas_get_stored_coordinates()

◆ dbt_repl_get_stored_coordinates()

◆ dbt_tas_convert_to_dbm()

◆ dbt_tas_convert_to_tas()

◆ dbt_tas_iterator_start()

◆ dbt_tas_iterator_num_blocks()

◆ dbt_tas_iterator_blocks_left()

◆ dbt_tas_iterator_stop()

◆ dbt_tas_blk_sizes()

◆ dbt_tas_info()

◆ dbt_tas_nblkrows_total()

◆ dbt_tas_nfullrows_total()

◆ dbt_tas_nblkcols_total()

◆ dbt_tas_nfullcols_total()

◆ dbt_tas_nblkcols_local()

◆ dbt_tas_nblkrows_local()

◆ dbt_tas_get_num_blocks()

◆ dbt_tas_get_num_blocks_total()

◆ dbt_tas_get_nze()

◆ dbt_tas_get_nze_total()

◆ dbt_tas_clear()

◆ dbt_tas_get_info()

◆ dbt_tas_put_block()

◆ dbt_tas_get_block_p()

◆ dbt_tas_filter()