Documentation for module dbcsr_mm_dist

public Subroutines/Functions:

SUBROUTINE 
dbcsr_create_image_dist (imgdist, dist, match_row_pdist, match_row_idist, match_row_nbins, match_col_pdist, match_col_idist, match_col_nbins, nimages_rows, nimages_cols)
Creates an image distribution given the other compatibility images
SUBROUTINE 
dbcsr_get_local_vcols (imgdist, local_vcols, local_vpcol)
Determines mapping from local to global virtual process columnss
SUBROUTINE 
dbcsr_get_local_vrows (imgdist, local_vrows, local_vprow)
Determines mapping from local to global virtual process rows
SUBROUTINE 
dbcsr_make_dists_dense (product_dist, left_rdist, right_rdist, dense_product_dist, dense_left_rdist, dense_right_rdist, partial, m_map, k_vmap, n_map, old_m_sizes)
Prepares distributions for making dense matrices.
SUBROUTINE 
dbcsr_reset_locals (matrix)
Resets local rows, columns to the correct arrays and values.
SUBROUTINE 
dbcsr_reset_vlocals (matrix, imgdist, do_rows)
Resets local rows, columns to the correct arrays and values for images.
SUBROUTINE 
image_calculator (image_dist, prow, rowi, pcol, coli, vprow, vpcol, myprow, mypcol, myrowi, mycoli, myvprow, myvpcol, vprow_shift, vpcol_shift, shifting)
Transform between virtual process rows/columns and actual process rows/columns and images therein.
SUBROUTINE 
make_sizes_dense (old_sizes, mapping, nel_new, new_sizes)
Matches row/block sizes and offsets to a given distribution

SUBROUTINEdbcsr_create_image_dist(imgdist, dist, match_row_pdist, match_row_idist, match_row_nbins, match_col_pdist, match_col_idist, match_col_nbins, nimages_rows, nimages_cols)
^

Creates an image distribution given the other compatibility images

Arguments:

TYPE(dbcsr_imagedistribution_obj),	INTENT(out)		::	imgdist	distribution repetition
TYPE(dbcsr_distribution_obj),	INTENT(in)		::	dist	distribution for which to form the image distribution
INTEGER,	INTENT(in),	OPTIONAL	::	match_row_pdist(:)	match the new row distribution to this row distribution
INTEGER,	INTENT(in),	OPTIONAL	::	match_row_idist(:)	match the row distribution to these row images
INTEGER,	INTENT(in)		::	match_row_nbins	number of bins in the distribution to match the local rows
INTEGER,	INTENT(in),	OPTIONAL	::	match_col_pdist(:)	match the new column distribution to this column distribution
INTEGER,	INTENT(in),	OPTIONAL	::	match_col_idist(:)	match the new column distribution to these column images
INTEGER,	INTENT(in)		::	match_col_nbins	number of bins in the distribution to match the local columns
INTEGER,	INTENT(in)		::	nimages_rows	...
INTEGER,	INTENT(in)		::	nimages_cols	...

SUBROUTINEdbcsr_get_local_vcols(imgdist, local_vcols, local_vpcol)
^

Determines mapping from local to global virtual process columnss

Arguments:

TYPE(dbcsr_imagedistribution_obj),	INTENT(inout)	::	imgdist	image distribution
TYPE(array_i1d_obj),	INTENT(out)	::	local_vcols	local columnss
INTEGER,	INTENT(in)	::	local_vpcol	the local virtual process column

SUBROUTINEdbcsr_get_local_vrows(imgdist, local_vrows, local_vprow)
^

Determines mapping from local to global virtual process rows

Arguments:

TYPE(dbcsr_imagedistribution_obj),	INTENT(inout)	::	imgdist	image distribution
TYPE(array_i1d_obj),	INTENT(out)	::	local_vrows	local rows
INTEGER,	INTENT(in)	::	local_vprow	the local virtual process row

SUBROUTINEdbcsr_make_dists_dense(product_dist, left_rdist, right_rdist, dense_product_dist, dense_left_rdist, dense_right_rdist, partial, m_map, k_vmap, n_map, old_m_sizes)
^

Prepares distributions for making dense matrices.

Arguments:

TYPE(dbcsr_distribution_obj),	INTENT(in)	::	product_dist	...
TYPE(dbcsr_imagedistribution_obj),	INTENT(in)	::	left_rdist	...
TYPE(dbcsr_imagedistribution_obj),	INTENT(in)	::	right_rdist	...
TYPE(dbcsr_distribution_obj),	INTENT(out)	::	dense_product_dist	...
TYPE(dbcsr_imagedistribution_obj),	INTENT(out)	::	dense_left_rdist	...
TYPE(dbcsr_imagedistribution_obj),	INTENT(out)	::	dense_right_rdist	...
LOGICAL,	INTENT(in)	::	partial	...
TYPE(array_i1d_obj),	INTENT(out)	::	m_map	...
TYPE(array_i1d_obj),	INTENT(out)	::	k_vmap	...
TYPE(array_i1d_obj),	INTENT(out)	::	n_map	...
TYPE(array_i1d_obj),	INTENT(in)	::	old_m_sizes	...

SUBROUTINEdbcsr_reset_locals(matrix)
^

Resets local rows, columns to the correct arrays and values.

Arguments:

          TYPE(dbcsr_type),

          INTENT(inout)

           :: 
          matrix
          ...

SUBROUTINEdbcsr_reset_vlocals(matrix, imgdist, do_rows)
^

Resets local rows, columns to the correct arrays and values for images.

Arguments:

TYPE(dbcsr_type),	INTENT(inout)		::	matrix	...
TYPE(dbcsr_imagedistribution_obj),	INTENT(inout)		::	imgdist	...
LOGICAL,	INTENT(in),	OPTIONAL	::	do_rows	...

SUBROUTINEimage_calculator(image_dist, prow, rowi, pcol, coli, vprow, vpcol, myprow, mypcol, myrowi, mycoli, myvprow, myvpcol, vprow_shift, vpcol_shift, shifting)
^

Transform between virtual process rows/columns and actual process rows/columns and images therein.

Arguments:

TYPE(dbcsr_imagedistribution_obj),	INTENT(in)		::	image_dist	...
INTEGER,	INTENT(out),	OPTIONAL	::	prow	...
INTEGER,	INTENT(out),	OPTIONAL	::	rowi	...
INTEGER,	INTENT(out),	OPTIONAL	::	pcol	...
INTEGER,	INTENT(out),	OPTIONAL	::	coli	...
INTEGER,	INTENT(out),	OPTIONAL	::	vprow	...
INTEGER,	INTENT(out),	OPTIONAL	::	vpcol	...
INTEGER,	INTENT(in),	OPTIONAL	::	myprow	...
INTEGER,	INTENT(in),	OPTIONAL	::	mypcol	...
INTEGER,	INTENT(in),	OPTIONAL	::	myrowi	...
INTEGER,	INTENT(in),	OPTIONAL	::	mycoli	...
INTEGER,	INTENT(in),	OPTIONAL	::	myvprow	...
INTEGER,	INTENT(in),	OPTIONAL	::	myvpcol	...
INTEGER,	INTENT(in),	OPTIONAL	::	vprow_shift	...
INTEGER,	INTENT(in),	OPTIONAL	::	vpcol_shift	...
CHARACTER,	INTENT(in),	OPTIONAL	::	shifting	...

SUBROUTINEmake_sizes_dense(old_sizes, mapping, nel_new, new_sizes)
^

Matches row/block sizes and offsets to a given distribution

Arguments:

TYPE(array_i1d_obj),	INTENT(in)	::	old_sizes	...
TYPE(array_i1d_obj),	INTENT(in)	::	mapping	...
INTEGER,	INTENT(in)	::	nel_new	...
TYPE(array_i1d_obj),	INTENT(out)	::	new_sizes	...