/usr/include/osgUtil/DisplayRequirementsVisitor is in libopenscenegraph-3.4-dev 3.4.1+dfsg1-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGUTIL_DISPLAYREQUIREMENTSVISITOR
#define OSGUTIL_DISPLAYREQUIREMENTSVISITOR 1
#include <osg/NodeVisitor>
#include <osg/Geode>
#include <osg/DisplaySettings>
#include <osgUtil/Export>
namespace osgUtil {
/** A visitor for traversing a scene graph establishing which OpenGL visuals are
* required to support rendering of that scene graph. The results can then be used by
* applications to set up their windows with the correct visuals. Have a look at
* src/osgGLUT/Viewer.cpp's Viewer::open() method for an example of how to use it.
*/
class OSGUTIL_EXPORT DisplayRequirementsVisitor : public osg::NodeVisitor
{
public:
/** Default to traversing all children, and requiresDoubleBuffer,
* requiresRGB and requiresDepthBuffer to true and with
* alpha and stencil off.*/
DisplayRequirementsVisitor();
META_NodeVisitor(osgUtil, DisplayRequirementsVisitor)
/** Set the DisplaySettings. */
inline void setDisplaySettings(osg::DisplaySettings* ds) { _ds = ds; }
/** Get the DisplaySettings */
inline const osg::DisplaySettings* getDisplaySettings() const { return _ds.get(); }
virtual void applyStateSet(osg::StateSet& stateset);
virtual void apply(osg::Node& node);
virtual void apply(osg::Geode& geode);
protected:
osg::ref_ptr<osg::DisplaySettings> _ds;
};
}
#endif
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