1 // ****************************************************************************** 2 // 3 // Title: Force Field X. 4 // Description: Force Field X - Software for Molecular Biophysics. 5 // Copyright: Copyright (c) Michael J. Schnieders 2001-2024. 6 // 7 // This file is part of Force Field X. 8 // 9 // Force Field X is free software; you can redistribute it and/or modify it 10 // under the terms of the GNU General Public License version 3 as published by 11 // the Free Software Foundation. 12 // 13 // Force Field X is distributed in the hope that it will be useful, but WITHOUT 14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 15 // FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 16 // details. 17 // 18 // You should have received a copy of the GNU General Public License along with 19 // Force Field X; if not, write to the Free Software Foundation, Inc., 59 Temple 20 // Place, Suite 330, Boston, MA 02111-1307 USA 21 // 22 // Linking this library statically or dynamically with other modules is making a 23 // combined work based on this library. Thus, the terms and conditions of the 24 // GNU General Public License cover the whole combination. 25 // 26 // As a special exception, the copyright holders of this library give you 27 // permission to link this library with independent modules to produce an 28 // executable, regardless of the license terms of these independent modules, and 29 // to copy and distribute the resulting executable under terms of your choice, 30 // provided that you also meet, for each linked independent module, the terms 31 // and conditions of the license of that module. An independent module is a 32 // module which is not derived from or based on this library. If you modify this 33 // library, you may extend this exception to your version of the library, but 34 // you are not obligated to do so. If you do not wish to do so, delete this 35 // exception statement from your version. 36 // 37 // ****************************************************************************** 38 package ffx.algorithms.cli; 39 40 import ffx.potential.MolecularAssembly; 41 import picocli.CommandLine.ArgGroup; 42 import picocli.CommandLine.Option; 43 44 /** 45 * Represents command line options for scripts that create randomized unit cells. 46 * 47 * @author Michael J. Schnieders 48 * @author Jacob M. Litman 49 * @since 1.0 50 */ 51 public class RandomUnitCellOptions { 52 53 /** 54 * The ArgGroup keeps the Random SymOp Options together when printing help. 55 */ 56 @ArgGroup(heading = "%n Random Unit Cell Options%n", validate = false) 57 private final RandomUnitCellOptionGroup group = new RandomUnitCellOptionGroup(); 58 59 /** 60 * Randomize the unit cell for a MolecularAssembly. 61 * 62 * @param assembly a {@link ffx.potential.MolecularAssembly} object. 63 */ 64 public void randomize(MolecularAssembly assembly) { 65 if (group.randomSymOp >= 0) { 66 assembly.applyRandomSymOp(group.randomSymOp); 67 } 68 if (group.randomUnitCell > 0) { 69 assembly.applyRandomDensity(group.randomUnitCell); 70 } 71 } 72 73 /** 74 * A random SymOp with translation range -X/2 .. X/2 (0 for random placement in the unit cell, 75 * negative for no SymOp). 76 * 77 * @return Returns the random SymOp translation. 78 */ 79 public double getRandomSymOp() { 80 return group.randomSymOp; 81 } 82 83 public void setRandomSymOp(double randomSymOp) { 84 group.randomSymOp = randomSymOp; 85 } 86 87 /** 88 * Random unit cell parameters will be used achieve the specified density (g/cc) (no default 89 * density). 90 * 91 * @return Returns the density target for the random unit parameters. 92 */ 93 public double getRandomUnitCell() { 94 return group.randomUnitCell; 95 } 96 97 public void setRandomUnitCell(double randomUnitCell) { 98 group.randomUnitCell = randomUnitCell; 99 } 100 101 /** 102 * Collection of Random Unit Cell Options. 103 */ 104 private static class RandomUnitCellOptionGroup { 105 106 /** 107 * --rsym or --randomSymOp Apply a random SymOp with translation range -X/2 .. X/2 (0 for random 108 * placement in the unit cell, negative for no SymOp). 109 */ 110 @Option(names = {"--rsym", "--randomSymOp"}, paramLabel = "-1.0", defaultValue = "-1.0", 111 description = "Apply a random SymOp with translation range -X/2 .. X/2 (0 for random placement in the unit cell, negative for no SymOp)") 112 private double randomSymOp = -1.0; 113 114 /** 115 * --ruc or --randomUnitCell Random unit cell parameters will be used achieve the specified 116 * density (g/cc) (no default density). 117 */ 118 @Option(names = {"--ruc", "--randomUnitCell"}, paramLabel = "-1.0", defaultValue = "-1.0", 119 description = "Apply random unit cell parameters to achieve the specified density (g/cc).") 120 private double randomUnitCell = -1.0; 121 } 122 }