OpenWalnut
1.4.0
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00001 //--------------------------------------------------------------------------- 00002 // 00003 // Project: OpenWalnut ( http://www.openwalnut.org ) 00004 // 00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS 00006 // For more information see http://www.openwalnut.org/copying 00007 // 00008 // This file is part of OpenWalnut. 00009 // 00010 // OpenWalnut is free software: you can redistribute it and/or modify 00011 // it under the terms of the GNU Lesser General Public License as published by 00012 // the Free Software Foundation, either version 3 of the License, or 00013 // (at your option) any later version. 00014 // 00015 // OpenWalnut is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 // GNU Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public License 00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>. 00022 // 00023 //--------------------------------------------------------------------------- 00024 00025 #ifndef WGESUBDIVIDEDPLANE_H 00026 #define WGESUBDIVIDEDPLANE_H 00027 00028 #include <osg/Geode> 00029 00030 /** 00031 * Represents a plane which is subdivided into quads where each quad primitive is colorable. 00032 */ 00033 class WGESubdividedPlane : public osg::Geode 00034 { 00035 public: 00036 /** 00037 * For each quad primitive, the center point is computed and stored in \ref m_quadCenters. 00038 * 00039 * \param centers the vertex array of the center points of each quad in same order as the quads 00040 */ 00041 void setCenterArray( osg::ref_ptr< osg::Vec3Array > centers ); 00042 00043 /** 00044 * Gives the reference to the centerpoints of the quads this plane is representing. 00045 * 00046 * \return Const reference to the center points 00047 */ 00048 osg::ref_ptr< const osg::Vec3Array > getCenterArray() const; 00049 00050 protected: 00051 private: 00052 /** 00053 * Stores the center points of each quad. This is saved in this geode, so the center points are 00054 * available before transformation. 00055 */ 00056 osg::ref_ptr< osg::Vec3Array > m_quadCenters; 00057 }; 00058 00059 inline void WGESubdividedPlane::setCenterArray( osg::ref_ptr< osg::Vec3Array > centers ) 00060 { 00061 // TODO(math): do some constraint checks 00062 m_quadCenters = centers; 00063 } 00064 00065 inline osg::ref_ptr< const osg::Vec3Array > WGESubdividedPlane::getCenterArray() const 00066 { 00067 return m_quadCenters; 00068 } 00069 00070 #endif // WGESUBDIVIDEDPLANE_H