OpenWalnut  1.4.0
WTractAdapter.cpp
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 #include <vector>
00026 
00027 #include <boost/shared_ptr.hpp>
00028 
00029 #include "../common/math/linearAlgebra/WPosition.h"
00030 #include "WTractAdapter.h"
00031 
00032 WTractAdapter::WTractAdapter( boost::shared_ptr< const std::vector< float > > pointComponents, size_t startIndex, size_t numPoints )
00033     : m_pointComponents( pointComponents ),
00034       m_numPoints( numPoints ),
00035       m_startIndex( startIndex )
00036 {
00037 }
00038 
00039 WPosition WTractAdapter::operator[]( size_t index ) const
00040 {
00041 #ifdef DEBUG
00042     assert( m_pointComponents && "Invalid point component array inside of WTractAdapter." );
00043     return WPosition( m_pointComponents->at( m_startIndex + index * 3 ),
00044                              m_pointComponents->at( m_startIndex + index * 3 + 1 ),
00045                              m_pointComponents->at( m_startIndex + index * 3 + 2 ) );
00046 #else
00047     return WPosition( ( *m_pointComponents )[ m_startIndex + index * 3],
00048                              ( *m_pointComponents )[ m_startIndex + index * 3 + 1],
00049                              ( *m_pointComponents )[ m_startIndex + index * 3 + 2] );
00050 #endif
00051 }