Class | Line # | Actions | |||
---|---|---|---|---|---|
Zsort | 25 | 20 | 9 |
1 | /* | |
2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
4 | * | |
5 | * This file is part of Jalview. | |
6 | * | |
7 | * Jalview is free software: you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation, either version 3 | |
10 | * of the License, or (at your option) any later version. | |
11 | * | |
12 | * Jalview is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
15 | * PURPOSE. See the GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
20 | */ | |
21 | package mc_view; | |
22 | ||
23 | import java.util.Vector; | |
24 | ||
25 | public class Zsort | |
26 | { | |
27 | /** | |
28 | * Sorts the Bond list in ascending order of the z-value of the bond start | |
29 | * atom | |
30 | * | |
31 | * @param bonds | |
32 | */ | |
33 | 0 | public void sort(Vector<Bond> bonds) |
34 | { | |
35 | 0 | sort(bonds, 0, bonds.size() - 1); |
36 | } | |
37 | ||
38 | 0 | public void sort(Vector<Bond> bonds, int p, int r) |
39 | { | |
40 | 0 | int q; |
41 | ||
42 | 0 | if (p < r) |
43 | { | |
44 | 0 | q = partition(bonds, p, r); |
45 | 0 | sort(bonds, p, q); |
46 | 0 | sort(bonds, q + 1, r); |
47 | } | |
48 | } | |
49 | ||
50 | 0 | private int partition(Vector<Bond> bonds, int p, int r) |
51 | { | |
52 | 0 | float x = bonds.elementAt(p).start[2]; |
53 | 0 | int i = p - 1; |
54 | 0 | int j = r + 1; |
55 | 0 | Bond tmp; |
56 | 0 | while (true) |
57 | { | |
58 | 0 | do |
59 | { | |
60 | 0 | j--; |
61 | 0 | } while ((j >= 0) && (bonds.elementAt(j).start[2] > x)); |
62 | ||
63 | 0 | do |
64 | { | |
65 | 0 | i++; |
66 | 0 | } while ((i < bonds.size()) && (bonds.elementAt(i).start[2] < x)); |
67 | ||
68 | 0 | if (i < j) |
69 | { | |
70 | 0 | tmp = bonds.elementAt(i); |
71 | 0 | bonds.setElementAt(bonds.elementAt(j), i); |
72 | 0 | bonds.setElementAt(tmp, j); |
73 | } | |
74 | else | |
75 | { | |
76 | 0 | return j; |
77 | } | |
78 | } | |
79 | } | |
80 | } |