Mercurial > repos > public > sbplib
annotate +grid/Empty.m @ 1301:8978521b0f06 default
Fix incorrect package name.
| author | Vidar Stiernström <vidar.stiernstrom@it.uu.se> |
|---|---|
| date | Wed, 08 Jul 2020 19:11:04 +0200 |
| parents | ce44af8d7dd1 |
| children |
| rev | line source |
|---|---|
|
582
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
1 classdef Empty < grid.Grid & grid.Structured |
| 577 | 2 properties |
| 3 dim | |
| 4 end | |
| 5 | |
| 6 methods | |
|
582
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
7 function obj = Empty(D) |
| 577 | 8 obj.dim = D; |
| 9 end | |
| 10 % n returns the number of points in the grid | |
| 11 function o = N(obj) | |
| 12 o = 0; | |
| 13 end | |
| 14 | |
| 15 % d returns the spatial dimension of the grid | |
| 16 function o = D(obj) | |
| 17 o = obj.dim; | |
| 18 end | |
| 19 | |
| 20 % points returns a n x d matrix containing the coordinates for all points. | |
| 21 function X = points(obj) | |
| 22 X = sparse(0,obj.dim); | |
| 23 end | |
| 24 | |
| 25 % Restricts the grid function gf on obj to the subgrid g. | |
| 26 function gf = restrictFunc(obj, gf, g) | |
| 27 error('Restrict does not make sense for an empty grid') | |
| 28 end | |
| 29 | |
| 30 % Projects the grid function gf on obj to the grid g. | |
| 31 function gf = projectFunc(obj, gf, g) | |
| 32 error('Project does not make sense for an empty grid') | |
| 33 end | |
| 34 | |
| 35 % Return the grid.boundaryIdentifiers of all boundaries in a cell array. | |
| 36 function bs = getBoundaryNames(obj) | |
| 37 bs = {}; | |
| 38 end | |
| 39 | |
| 40 % Return coordinates for the given boundary | |
| 41 function b = getBoundary(obj, name) | |
| 42 b = sparse(0,obj.dim-1); | |
| 43 end | |
|
582
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
44 |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
45 function h = scaling(obj) |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
46 h = 1; |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
47 end |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
48 |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
49 function s = size(obj) |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
50 s = zeros(1, obj.dim); |
|
ce44af8d7dd1
Rename grid.EmptyGrid to grid.Empty
Jonatan Werpers <jonatan@werpers.com>
parents:
577
diff
changeset
|
51 end |
| 577 | 52 end |
| 53 end |