1 | #pragma once |
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2 | /* -*-c++-*- osgVisual - Copyright (C) 2009-2011 Torben Dannhauer |
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3 | * |
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4 | * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under |
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5 | * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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6 | * (at your option) any later version. The full license is in LICENSE file |
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7 | * included with this distribution, and on the openscenegraph.org website. |
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8 | * |
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9 | * osgVisual requires for some proprietary modules a license from the correspondig manufacturer. |
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10 | * You have to aquire licenses for all used proprietary modules. |
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11 | * |
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12 | * This library is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * OpenSceneGraph Public License for more details. |
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16 | */ |
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17 | |
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18 | #include <osgGA/CameraManipulator> |
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19 | #include <osg/Referenced> |
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20 | #include <osgViewer/Viewer> |
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21 | |
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22 | |
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23 | namespace osgGA |
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24 | { |
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25 | |
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26 | /** |
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27 | * \brief This class is a placebo manipulator, which doexs nothing. |
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28 | Its purpose is to allow the mixed setup of manipulators together with plain setting of cameras view and projection matrix. |
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29 | * |
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30 | * @author Torben Dannhauer |
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31 | * @date Jul 2012 |
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32 | */ |
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33 | class PlaceboManipulator : public CameraManipulator |
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34 | { |
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35 | public: |
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36 | /** |
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37 | * \brief Constructor |
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38 | * |
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39 | */ |
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40 | PlaceboManipulator(); |
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41 | |
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42 | /** |
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43 | * \brief This function returns the classname. |
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44 | * |
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45 | * @return Classname of this manipulator. |
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46 | */ |
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47 | virtual const char* className() const { return "PlaceboManipulator"; } |
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48 | |
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49 | /** |
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50 | * \brief Set the position of the matrix manipulator using a 4x4 Matrix. |
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51 | * |
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52 | * @param matrix : Matrix to set. |
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53 | */ |
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54 | virtual void setByMatrix(const osg::Matrixd& matrix); |
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55 | |
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56 | /** |
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57 | * \brief Set the position of the matrix manipulator using a 4x4 Matrix. |
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58 | * |
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59 | * @param matrix : Inverse Matrix to set. |
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60 | */ |
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61 | virtual void setByInverseMatrix(const osg::Matrixd& matrix) { setByMatrix(osg::Matrixd::inverse(matrix)); } |
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62 | |
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63 | /** get the position of the manipulator as 4x4 Matrix.*/ |
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64 | virtual osg::Matrixd getMatrix() const; |
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65 | |
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66 | /** get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix.*/ |
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67 | virtual osg::Matrixd getInverseMatrix() const; |
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68 | |
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69 | /** |
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70 | * \brief Start/restart the manipulator. |
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71 | * |
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72 | * No further implementation |
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73 | * |
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74 | * @param ea : GUI eventadapter to use for initialization. |
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75 | * @param us : GUI actionadapter to use for initialization. |
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76 | */ |
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77 | virtual void init(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& us); |
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78 | |
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79 | /** handle events, return true if handled, false otherwise.*/ |
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80 | virtual bool handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter& aa, osg::Object*, osg::NodeVisitor* nv); |
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81 | |
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82 | /** Get the keyboard and mouse usage of this manipulator.*/ |
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83 | virtual void getUsage(osg::ApplicationUsage& usage) const; |
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84 | |
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85 | |
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86 | |
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87 | protected: |
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88 | /** |
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89 | * \brief Destructor. Because it is protected, no explicit delete myPointer by external caller is possible. |
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90 | * This forces the class to be used with osg::ref pointers. |
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91 | */ |
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92 | virtual ~PlaceboManipulator(); |
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93 | |
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94 | osg::Matrixd modelViewMatrix; |
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95 | |
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96 | }; |
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97 | |
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98 | } // END NAMESPACE |
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