Robot Simulator of the Robotics Group for Self-Organization of Control: lpzviewer.h Source File

# lpzviewer.h

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    00001 /***************************************************************************
    00002  *   Copyright (C) 2005-2011 LpzRobots development team                    *
    00003  *    Georg Martius  <georg dot martius at web dot de>                     *
    00004  *    Frank Guettler <guettler at informatik dot uni-leipzig dot de        *
    00005  *    Frank Hesse    <frank at nld dot ds dot mpg dot de>                  *
    00006  *    Ralf Der       <ralfder at mis dot mpg dot de>                       *
    00007  *                                                                         *
    00008  *   This program is free software; you can redistribute it and/or modify  *
    00009  *   it under the terms of the GNU General Public License as published by  *
    00010  *   the Free Software Foundation; either version 2 of the License, or     *
    00011  *   (at your option) any later version.                                   *
    00012  *                                                                         *
    00013  *   This program is distributed in the hope that it will be useful,       *
    00014  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
    00015  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
    00016  *   GNU General Public License for more details.                          *
    00017  *                                                                         *
    00018  *   You should have received a copy of the GNU General Public License     *
    00019  *   along with this program; if not, write to the                         *
    00020  *   Free Software Foundation, Inc.,                                       *
    00021  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
    00022  *                                                                         *
    00023  ***************************************************************************/
    00024
    00025 #include <osgViewer/Viewer>
    00026 #include <osg/Group>
    00027
    00028 namespace lpzrobots {
    00029
    00030   /** Viewer holds a single view on to a single scene
    00031       that supports the rendering of offscreen RRT (render to texture) cameras
    00032       at any time (without sync)
    00033   */
    00034   class LPZViewer : public osgViewer::Viewer {
    00035   public:
    00036
    00037     LPZViewer();
    00038
    00039     LPZViewer(osg::ArgumentParser& arguments);
    00040
    00041     LPZViewer(const osgViewer::Viewer& viewer, const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
    00042
    00043     virtual ~LPZViewer();
    00044
    00045     /// is there a need to do an offscreen rendering?
    00046     bool needForOffScreenRendering();
    00047
    00048     /** call this function to render the off screen scene.
    00049         If no off screen nodes are supplied than nothing is done
    00050     */
    00051     virtual void renderOffScreen();
    00052
    00053     /** set the group that contains the offscreen scene (usually RTT cameras)
    00054         If no group is set or the group is empty than nothing
    00055         is done in renderOffscreen();
    00056      */
    00057     virtual void setOffScreenData(osg::Group* offscreen);
    00058
    00059   protected:
    00060     virtual void offScreenRenderingTraversals();
    00061     osg::Group* offScreenGroup;
    00062
    00063     void lpzviewerConstructorInit();
    00064
    00065   };
    00066
    00067 }