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 WTRACTDATA_H 00026 #define WTRACTDATA_H 00027 00028 #include <vector> 00029 00030 #include <boost/shared_ptr.hpp> 00031 00032 /** 00033 * Stores the data of deterministic fiber tractograms. Derived or optional data as tangents, FA, 00034 * etc. are not saved in here, and never will be! Just the polylines. 00035 */ 00036 class WTractData 00037 { 00038 public: 00039 /** 00040 * Constructs a new WTractData. 00041 * \param pointComponents x, y, and z components of each position of each tract 00042 * \param startIndices For each tract the index of the first x component in pointComponents. 00043 */ 00044 WTractData( boost::shared_ptr< std::vector< float > > pointComponents, boost::shared_ptr< std::vector< size_t > > startIndices ); 00045 00046 /** 00047 * \return Number of tracts. 00048 */ 00049 size_t numTracts() const; 00050 00051 protected: 00052 private: 00053 /** 00054 * Stores the all components of all vertices of all tracts. First x, y and finally z component 00055 * are arranged in this manner: \f$[x_0, y_0, z_0, ..., x_{m_0}, y_{m_0}, z_{m_0}, ... , ..., x_{m_k}, 00056 * y_{m_k}, z_{m_k}]\f$ where there are \f$k\f$ many tracts where the i'th tract has \f$m_i\f$ 00057 * vertices, but \f$3m_i\f$ compontents. In other words: m_points.size() / 3 == number of 00058 * vertices. 00059 * 00060 * \note the reason for beeing restricted to float is, that graphic boards and also the tracking 00061 * algorithms which produce those tracks are just using floats. 00062 */ 00063 boost::shared_ptr< std::vector< float > > m_pointComponents; 00064 00065 /** 00066 * Stores for every tract the index number where it starts in the \ref m_pointComponents array. 00067 * This means the index of each tracts first component \f$x_0\f$. 00068 * 00069 * \note the reason for using \c size_t instead of \c unsigned \c int is that more tracts with 00070 * more points are in sight. 00071 */ 00072 boost::shared_ptr< std::vector< size_t > > m_startIndices; 00073 }; 00074 00075 inline size_t WTractData::numTracts() const 00076 { 00077 if( m_startIndices ) 00078 { 00079 return m_startIndices->size(); 00080 } 00081 return 0; 00082 } 00083 00084 #endif // WTRACTDATA_H