1 | /*
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2 | * Project: MoleCuilder
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3 | * Description: creates and alters molecular systems
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4 | * Copyright (C) 2010-2012 University of Bonn. All rights reserved.
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5 | * Please see the LICENSE file or "Copyright notice" in builder.cpp for details.
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6 | */
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7 |
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8 | /*
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9 | * RotateAroundOriginByAngleAction.cpp
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10 | *
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11 | * Created on: Aug 06, 2010
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12 | * Author: heber
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13 | */
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14 |
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15 | // include config.h
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16 | #ifdef HAVE_CONFIG_H
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17 | #include <config.h>
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18 | #endif
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19 |
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20 | #include "CodePatterns/MemDebug.hpp"
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21 |
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22 | #include "CodePatterns/Log.hpp"
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23 | #include "CodePatterns/Verbose.hpp"
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24 | #include "LinearAlgebra/Line.hpp"
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25 | #include "LinearAlgebra/Vector.hpp"
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26 | #include "molecule.hpp"
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27 |
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28 |
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29 | #include <cmath>
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30 | #include <iostream>
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31 | #include <fstream>
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32 | #include <string>
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33 |
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34 | #include "Actions/AtomAction/RotateAroundOriginByAngleAction.hpp"
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35 |
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36 | using namespace MoleCuilder;
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37 |
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38 | // and construct the stuff
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39 | #include "RotateAroundOriginByAngleAction.def"
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40 | #include "Action_impl_pre.hpp"
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41 | /** =========== define the function ====================== */
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42 | Action::state_ptr AtomRotateAroundOriginByAngleAction::performCall() {
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43 | std::vector<atom *> selectedAtoms = World::getInstance().getSelectedAtoms();
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44 |
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45 | // check whether Axis is valid
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46 | if (params.Axis.get().IsZero())
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47 | return Action::failure;
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48 |
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49 | // convert from degrees to radian
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50 | double radian = params.angle.get() * M_PI/180.;
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51 |
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52 | // Creation Line that is the rotation axis
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53 | Line RotationAxis(Vector(0.,0.,0.), params.Axis.get());
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54 |
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55 | LOG(0, "Rotate around origin by " << radian << " radian, axis from origin to " << params.Axis.get() << ".");
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56 | // TODO: use AtomSet::rotate?
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57 | for (std::vector<atom *>::iterator iter = selectedAtoms.begin(); iter != selectedAtoms.end(); ++iter) {
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58 | (*iter)->setPosition(RotationAxis.rotateVector((*iter)->getPosition(), radian));
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59 | }
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60 | LOG(0, "done.");
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61 | return Action::state_ptr(new AtomRotateAroundOriginByAngleState(World::getInstance().getSelectedAtoms(), params));
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62 | }
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63 |
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64 | Action::state_ptr AtomRotateAroundOriginByAngleAction::performUndo(Action::state_ptr _state) {
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65 | AtomRotateAroundOriginByAngleState *state = assert_cast<AtomRotateAroundOriginByAngleState*>(_state.get());
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66 |
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67 | // convert from degrees to radian
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68 | double radian = params.angle.get() * M_PI/180.;
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69 |
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70 | // Creation Line that is the rotation axis
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71 | Line RotationAxis(Vector(0.,0.,0.), state->params.Axis.get());
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72 |
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73 | for (std::vector<atom *>::iterator iter = state->selectedAtoms.begin(); iter != state->selectedAtoms.end(); ++iter) {
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74 | (*iter)->setPosition(RotationAxis.rotateVector((*iter)->getPosition(), -radian));
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75 | }
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76 |
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77 | return Action::state_ptr(_state);
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78 | }
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79 |
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80 | Action::state_ptr AtomRotateAroundOriginByAngleAction::performRedo(Action::state_ptr _state){
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81 | AtomRotateAroundOriginByAngleState *state = assert_cast<AtomRotateAroundOriginByAngleState*>(_state.get());
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82 |
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83 | // convert from degrees to radian
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84 | double radian = params.angle.get() * M_PI/180.;
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85 |
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86 | // Creation Line that is the rotation axis
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87 | Line RotationAxis(Vector(0.,0.,0.), state->params.Axis.get());
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88 |
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89 | for (std::vector<atom *>::iterator iter = state->selectedAtoms.begin(); iter != state->selectedAtoms.end(); ++iter) {
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90 | (*iter)->setPosition(RotationAxis.rotateVector((*iter)->getPosition(), radian));
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91 | }
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92 |
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93 | return Action::state_ptr(_state);
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94 | }
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95 |
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96 | bool AtomRotateAroundOriginByAngleAction::canUndo() {
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97 | return true;
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98 | }
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99 |
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100 | bool AtomRotateAroundOriginByAngleAction::shouldUndo() {
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101 | return true;
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102 | }
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103 | /** =========== end of function ====================== */
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