root/OpenSceneGraph/trunk/include/osgUtil/DisplayRequirementsVisitor @ 13041

Revision 13041, 2.0 kB (checked in by robert, 2 years ago)

Ran script to remove trailing spaces and tabs

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is 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 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#ifndef OSGUTIL_DISPLAYREQUIREMENTSVISITOR
15#define OSGUTIL_DISPLAYREQUIREMENTSVISITOR 1
16
17#include <osg/NodeVisitor>
18#include <osg/Geode>
19#include <osg/DisplaySettings>
20
21#include <osgUtil/Export>
22
23namespace osgUtil {
24
25/** A visitor for traversing a scene graph establishing which OpenGL visuals are
26  * required to support rendering of that scene graph.  The results can then be used by
27  * applications to set up their windows with the correct visuals.  Have a look at
28  * src/osgGLUT/Viewer.cpp's Viewer::open() method for an example of how to use it.
29  */
30class OSGUTIL_EXPORT DisplayRequirementsVisitor : public osg::NodeVisitor
31{
32    public:
33
34        /** Default to traversing all children, and requiresDoubleBuffer,
35          * requiresRGB and requiresDepthBuffer to true and with
36          * alpha and stencil off.*/
37        DisplayRequirementsVisitor();
38
39        META_NodeVisitor("osgUtil","DisplayRequirementsVisitor")
40
41        /** Set the DisplaySettings. */
42        inline void setDisplaySettings(osg::DisplaySettings* ds) { _ds = ds; }
43
44        /** Get the DisplaySettings */
45        inline const osg::DisplaySettings* getDisplaySettings() const { return _ds.get(); }
46
47        virtual void applyStateSet(osg::StateSet& stateset);
48
49        virtual void apply(osg::Node& node);
50
51        virtual void apply(osg::Geode& geode);
52
53    protected:
54
55        osg::ref_ptr<osg::DisplaySettings> _ds;
56
57};
58
59}
60
61#endif
Note: See TracBrowser for help on using the browser.