source: experimental/distortionNG/DistortionSet.cpp @ 418

Last change on this file since 418 was 407, checked in by Torben Dannhauer, 12 years ago
File size: 3.7 KB
Line 
1/* -*-c++-*- osgVisual - Copyright (C) 2009-2012 Torben Dannhauer
2 *
3 * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * osgVisual requires for some proprietary modules a license from the correspondig manufacturer.
9 * You have to aquire licenses for all used proprietary modules.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 * OpenSceneGraph Public License for more details.
15*/
16
17#include "DistortionSet.h"
18#include <osgDB/ObjectWrapper>
19#include <osgDB/InputStream>
20#include <osgDB/OutputStream>
21
22using namespace osgViewer;
23
24DistortionSet::DistortionSet()
25{
26        _meshDirty = false;
27        _matrixDirty = false;
28
29        setDistortionMeshDimensions(2, 2);
30       
31        _intensityMap = NULL;
32        _texUnitScene = 0;
33        _texUnitIntensityMap = 1;
34
35        _viewOffset = osg::Matrixd::identity();
36        _projectionOffset = osg::Matrixd::identity();
37
38        _showIntesityMapMapOnly = false;
39
40        _sceneCamera = NULL;
41        _distortionCamera = NULL;
42        _distortionInternals = NULL;
43
44        _distortionInternals = new osg::Switch();
45
46}
47
48DistortionSet::~DistortionSet()
49{
50}
51
52void DistortionSet::setDistortionMeshDimensions(int rows, int cols, bool enforceMeshRebuild)
53{
54        _distortionMeshRows = rows;
55        _distortionMeshColumns = cols;
56
57        if(!_distortionMesh.valid() || enforceMeshRebuild || _distortionMesh->size() != _distortionMeshRows * _distortionMeshColumns)   // If dimensions differ: discard current mesh and create a new one
58        {
59                _distortionMesh = new osg::Vec4Array(_distortionMeshRows * _distortionMeshColumns);
60                for(int row=0;row<_distortionMeshRows;row++)
61                {
62                        for(int col=0;col<_distortionMeshColumns;col++)
63                        {
64                                float x=col/(float)(_distortionMeshColumns-1);  // Vertex X
65                                float y=row/(float)(_distortionMeshRows-1);     // Vertex Y
66                                float z=col/(float)(_distortionMeshColumns-1);  // TexCoord X
67                                float w=row/(float)(_distortionMeshRows-1);     // TexCoord Y
68
69                                _distortionMesh->at(row*_distortionMeshColumns+col).set(x,y,z,w);
70                        }
71                }
72        }
73}
74
75
76REGISTER_OBJECT_WRAPPER( osgViewer_DistortionSet,                  // The unique wrapper name
77                         new osgViewer::DistortionSet,             // The proto
78                         osgViewer::DistortionSet,                 // The class typename
79                         "osg::Object osgViewer::DistortionSet" )  // The inheritance relations
80{
81    // Serializers for different members
82        ADD_INT_SERIALIZER( DistortionMeshRows, 1 );    //int _distortionMeshRows;
83        ADD_INT_SERIALIZER( DistortionMeshColumns, 1 ); //int _distortionMeshColumns;
84        ADD_OBJECT_SERIALIZER( DistortionMesh, osg::Vec4Array, NULL );  // x,y = vertex coordinates, z,t=textureCoordinates, Werte sind normalisiert auf 0-1
85
86    ADD_GLENUM_SERIALIZER( MeshType, GLenum, GL_QUAD_STRIP );  //osg::PrimitiveSet::Mode _MeshType
87       
88        ADD_IMAGE_SERIALIZER( IntensityMap, osg::Image, NULL );  //osg::ref_ptr<osg::Image> _intensityMap;
89
90        ADD_UINT_SERIALIZER( TexUnitScene, 0 ); //unsigned int _texUnitScene;
91        ADD_UINT_SERIALIZER( TexUnitIntensityMap, 1 );  //unsigned int _texUnitIntensityMap;
92
93        ADD_MATRIX_SERIALIZER( ViewOffset, osg::Matrix() );     //osg::Matrix _viewOffset;
94        ADD_MATRIX_SERIALIZER( ProjectionOffset, osg::Matrix() );       //osg::Matrix _projectionOffset;
95
96        ADD_BOOL_SERIALIZER( ShowIntensityMapOnly, false );     //bool _showIntesityMapMapOnly
97}
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