| 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 | } |