quadtree_mod Module Reference

Data Types
type	quadtree_box

Functions/Subroutines
subroutine	initialise_quadtree (this_quadtree, parent, xmin, xmax, ymin, ymax, max_num_el)
	Initialize quadtree_box. More...
recursive subroutine	deallocate_quadtree (this_quadtree)
	Deallocates an item in the quadtree recursively. More...
recursive subroutine	quadtree_insert (this_quadtree, array, index)
	Inserts a new item in the quadtree. More...
recursive subroutine	quadtree_traversal (this_quadtree, array, sigma, do_2w)
	Apply function on all elements if at lowest level. Else go to the four children. More...
subroutine, public	quadtree_smoothing (part, npart, pos1min, pos1max, pos2min, pos2max, sigma, maxppc, do_2w, diagnose, diagnose_array)
recursive subroutine	quadtree_diagnose (this_quadtree, max_depth, num_leaves)
recursive subroutine	quadtree_traversal (this_quadtree, array, sigma)
	Apply function on all elements if at lowest level. Else go to the four children. More...
subroutine, public	quadtree_smoothing (part, npart, pos1min, pos1max, pos2min, pos2max, hv, maxppc)

Variables
integer	pos1 = 1
integer	pos2 = 2
integer	weight1 = 3
integer	weight2 = 4

Function/Subroutine Documentation

deallocate_quadtree()

recursive subroutine quadtree_mod::deallocate_quadtree ( type (quadtree_box), pointer  this_quadtree )

private

Deallocates an item in the quadtree recursively.

Parameters

[in]

this_quadtree

Quadtree which is to be deallocated

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initialise_quadtree()

subroutine quadtree_mod::initialise_quadtree ( type(quadtree_box), pointer  this_quadtree, type(quadtree_box), pointer  parent, real, intent(in)  xmin, real, intent(in)  xmax, real, intent(in)  ymin, real, intent(in)  ymax, integer  max_num_el  )

private

Initialize quadtree_box.

Parameters

[in]	xmin	Minimum x coordinate of box
[in]	xmax	Maximum x coordinate of box
[in]	ymin	Minimum y coordinate of box
[in]	ymax	Maximum y coordinate of box
[in]	max_num_el	Maximum number of elements in the box
[out]	this_quadtree	Root quadtree box with no elements inside

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quadtree_diagnose()

recursive subroutine quadtree_mod::quadtree_diagnose ( type(quadtree_box), pointer  this_quadtree, integer, intent(inout)  max_depth, integer, intent(inout)  num_leaves  )

private

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quadtree_insert()

recursive subroutine quadtree_mod::quadtree_insert ( type (quadtree_box), pointer  this_quadtree, real, dimension(:,:)  array, integer, intent(in)  index  )

private

Inserts a new item in the quadtree.

Parameters

[in]	this_quadtree	Quadtree in which item is to be insterted
[in]	array	Array containing elements to be insterted
[in]	index	Integer giving access to the array describing element to be inserted

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quadtree_smoothing() [1/2]

subroutine, public quadtree_mod::quadtree_smoothing	(	real, dimension(:,:)	part,
		integer	npart,
		real	pos1min,
		real	pos1max,
		real	pos2min,
		real	pos2max,
		real	hv,
		integer	maxppc
	)

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quadtree_smoothing() [2/2]

subroutine, public quadtree_mod::quadtree_smoothing	(	real, dimension(:,:)	part,
		integer	npart,
		real	pos1min,
		real	pos1max,
		real	pos2min,
		real	pos2max,
		real	sigma,
		integer	maxppc,
		logical, intent(in)	do_2w,
		logical, intent(in)	diagnose,
		integer, dimension(4), intent(inout)	diagnose_array
	)

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quadtree_traversal() [1/2]

recursive subroutine quadtree_mod::quadtree_traversal ( type(quadtree_box), pointer  this_quadtree, real, dimension(:,:), intent(inout)  array, real, intent(in)  sigma  )

private

Apply function on all elements if at lowest level. Else go to the four children.

Parameters

[in]	this_quadtree	quadtree_box which is being traversed
[in]	array	Array which will be operated on during quadtree traversal.
[in]	sigma	Decay factor for smoothing of the order of a velocity cell

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quadtree_traversal() [2/2]

recursive subroutine quadtree_mod::quadtree_traversal ( type(quadtree_box), pointer  this_quadtree, real, dimension(:,:), intent(inout)  array, real, intent(in)  sigma, logical, intent(in)  do_2w  )

private

Apply function on all elements if at lowest level. Else go to the four children.

Parameters

[in]	this_quadtree	quadtree_box which is being traversed
[in]	array	Array which will be operated on during quadtree traversal.
[in]	sigma	Decay factor for smoothing of the order of a velocity cell

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Variable Documentation

pos1

integer quadtree_mod::pos1 = 1

private

pos2

integer quadtree_mod::pos2 = 2

private

weight1

integer quadtree_mod::weight1 = 3

private

weight2

integer quadtree_mod::weight2 = 4

private