1 | /* -*-c++-*- osgVisual - Copyright (C) 2009-2012 Torben Dannhauer |
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2 | * |
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3 | * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under |
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4 | * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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5 | * (at your option) any later version. The full license is in LICENSE file |
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6 | * included with this distribution, and on the openscenegraph.org website. |
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7 | * |
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8 | * osgVisual requires for some proprietary modules a license from the correspondig manufacturer. |
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9 | * You have to aquire licenses for all used proprietary modules. |
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10 | * |
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11 | * This library is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | * OpenSceneGraph Public License for more details. |
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15 | */ |
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16 | |
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17 | #include "DistortionSet.h" |
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18 | #include <osgDB/ObjectWrapper> |
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19 | #include <osgDB/InputStream> |
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20 | #include <osgDB/OutputStream> |
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21 | |
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22 | using namespace osgViewer; |
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23 | |
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24 | DistortionSet::DistortionSet() |
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25 | { |
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26 | _meshDirty = false; |
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27 | _matrixDirty = false; |
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28 | |
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29 | setDistortionMeshDimensions(2, 2); |
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30 | |
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31 | _intensityMap = NULL; |
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32 | _texUnitScene = 0; |
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33 | _texUnitIntensityMap = 1; |
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34 | |
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35 | _viewOffset = osg::Matrixd::identity(); |
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36 | _projectionOffset = osg::Matrixd::identity(); |
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37 | |
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38 | _showIntesityMapMapOnly = false; |
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39 | |
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40 | _sceneCamera = NULL; |
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41 | _distortionCamera = NULL; |
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42 | _distortionInternals = NULL; |
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43 | |
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44 | _distortionInternals = new osg::Switch(); |
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45 | |
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46 | } |
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47 | |
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48 | DistortionSet::~DistortionSet() |
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49 | { |
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50 | } |
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51 | |
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52 | void DistortionSet::setDistortionMeshDimensions(int rows, int cols, bool enforceMeshRebuild) |
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53 | { |
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54 | _distortionMeshRows = rows; |
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55 | _distortionMeshColumns = cols; |
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56 | |
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57 | if(!_distortionMesh.valid() || enforceMeshRebuild || _distortionMesh->size() != _distortionMeshRows * _distortionMeshColumns) // If dimensions differ: discard current mesh and create a new one |
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58 | { |
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59 | _distortionMesh = new osg::Vec4Array(_distortionMeshRows * _distortionMeshColumns); |
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60 | for(int row=0;row<_distortionMeshRows;row++) |
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61 | { |
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62 | for(int col=0;col<_distortionMeshColumns;col++) |
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63 | { |
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64 | float x=col/(float)(_distortionMeshColumns-1); // Vertex X |
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65 | float y=row/(float)(_distortionMeshRows-1); // Vertex Y |
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66 | float z=col/(float)(_distortionMeshColumns-1); // TexCoord X |
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67 | float w=row/(float)(_distortionMeshRows-1); // TexCoord Y |
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68 | |
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69 | _distortionMesh->at(row*_distortionMeshColumns+col).set(x,y,z,w); |
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70 | } |
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71 | } |
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72 | } |
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73 | } |
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74 | |
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75 | |
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76 | REGISTER_OBJECT_WRAPPER( osgViewer_DistortionSet, // The unique wrapper name |
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77 | new osgViewer::DistortionSet, // The proto |
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78 | osgViewer::DistortionSet, // The class typename |
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79 | "osg::Object osgViewer::DistortionSet" ) // The inheritance relations |
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80 | { |
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81 | // Serializers for different members |
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82 | ADD_INT_SERIALIZER( DistortionMeshRows, 1 ); //int _distortionMeshRows; |
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83 | ADD_INT_SERIALIZER( DistortionMeshColumns, 1 ); //int _distortionMeshColumns; |
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84 | ADD_OBJECT_SERIALIZER( DistortionMesh, osg::Vec4Array, NULL ); // x,y = vertex coordinates, z,t=textureCoordinates, Werte sind normalisiert auf 0-1 |
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85 | |
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86 | ADD_GLENUM_SERIALIZER( MeshType, GLenum, GL_QUAD_STRIP ); //osg::PrimitiveSet::Mode _MeshType |
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87 | |
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88 | ADD_IMAGE_SERIALIZER( IntensityMap, osg::Image, NULL ); //osg::ref_ptr<osg::Image> _intensityMap; |
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89 | |
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90 | ADD_UINT_SERIALIZER( TexUnitScene, 0 ); //unsigned int _texUnitScene; |
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91 | ADD_UINT_SERIALIZER( TexUnitIntensityMap, 1 ); //unsigned int _texUnitIntensityMap; |
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92 | |
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93 | ADD_MATRIX_SERIALIZER( ViewOffset, osg::Matrix() ); //osg::Matrix _viewOffset; |
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94 | ADD_MATRIX_SERIALIZER( ProjectionOffset, osg::Matrix() ); //osg::Matrix _projectionOffset; |
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95 | |
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96 | ADD_BOOL_SERIALIZER( ShowIntensityMapOnly, false ); //bool _showIntesityMapMapOnly |
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97 | } |
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