00001 /* 00002 Copyright (c) 2010, The Barbarian Group 00003 All rights reserved. 00004 00005 Redistribution and use in source and binary forms, with or without modification, are permitted provided that 00006 the following conditions are met: 00007 00008 * Redistributions of source code must retain the above copyright notice, this list of conditions and 00009 the following disclaimer. 00010 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and 00011 the following disclaimer in the documentation and/or other materials provided with the distribution. 00012 00013 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED 00014 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 00015 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR 00016 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00017 TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00018 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00019 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00020 POSSIBILITY OF SUCH DAMAGE. 00021 */ 00022 00023 /* 00024 Geometric Tools, LLC 00025 Portions Copyright (c) 1998-2010 00026 Distributed under the Boost Software License, Version 1.0. 00027 http://www.boost.org/LICENSE_1_0.txt 00028 http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt 00029 */ 00030 00031 #pragma once 00032 00033 namespace cinder { 00034 00035 template<typename T> 00036 class BandedMatrix { 00037 public: 00038 BandedMatrix( int iSize, int iLBands, int iUBands ); 00039 BandedMatrix( const BandedMatrix& rkM ); 00040 ~BandedMatrix(); 00041 00042 BandedMatrix& operator=( const BandedMatrix &rkM ); 00043 00044 int getSize() const; 00045 int getLBands() const; 00046 int getUBands() const; 00047 00048 T* getDBand(); 00049 const T* getDBand() const; 00050 00051 int getLBandMax( int i ) const; // LBand(i): 0 <= index < LBandMax 00052 T* getLBand( int i ); 00053 const T* getLBand( int i ) const; 00054 00055 int getUBandMax( int i ) const; // UBand(i): 0 <= index < UBandMax 00056 T* getUBand( int i ); 00057 const T* getUBand( int i ) const; 00058 00059 T& operator()( int iRow, int iCol ); 00060 T operator()( int iRow, int iCol ) const; 00061 00062 void setZero(); 00063 void setIdentity(); 00064 00065 private: 00066 void allocate(); 00067 void deallocate(); 00068 00069 int m_iSize, m_iLBands, m_iUBands; 00070 T* m_afDBand; 00071 T** m_aafLBand; 00072 T** m_aafUBand; 00073 }; 00074 00075 typedef BandedMatrix<float> BandedMatrixf; 00076 typedef BandedMatrix<double> BandedMatrixd; 00077 00078 } // namespace cindernt