CrystalSpace

Public API Reference

csutil/algorithms.h
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00001 /*
00002   Crystal Space General Algorithms
00003   Copyright (C)2005 by Marten Svanfeldt
00004 
00005   This library is free software; you can redistribute it and/or
00006   modify it under the terms of the GNU Library General Public
00007   License as published by the Free Software Foundation; either
00008   version 2 of the License, or (at your option) any later version.
00009 
00010   This library is distributed in the hope that it will be useful,
00011   but WITHOUT ANY WARRANTY; without even the implied warranty of
00012   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013   Library General Public License for more details.
00014 
00015   You should have received a copy of the GNU Library General Public
00016   License along with this library; if not, write to the Free
00017   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CSUTIL_ALGORITHMS_H__
00021 #define __CSUTIL_ALGORITHMS_H__
00022 
00027 namespace CS
00028 {
00029 
00033   template <typename T>
00034   CS_FORCEINLINE_TEMPLATEMETHOD void Swap (T& a, T& b)
00035   {
00036     T tmp = a;
00037     a = b;
00038     b = tmp;
00039   }
00040 
00051   template <typename T, typename Fn>
00052   CS_FORCEINLINE_TEMPLATEMETHOD Fn& ForEach (T it, Fn& Func)
00053   {
00054     while (it.HasNext ())
00055     {
00056       Func (it.Next ());
00057     }
00058     return Func;
00059   }
00060 
00065   template <typename T, typename Fn>
00066   CS_FORCEINLINE_TEMPLATEMETHOD Fn& ForEach (T* start, T* end, Fn& Func)
00067   {
00068     while (start != end)
00069     {
00070       Func (*start);
00071       start++;
00072     }
00073     return Func;
00074   }
00075 
00080   template <typename T, typename Fn, typename P>
00081   CS_FORCEINLINE_TEMPLATEMETHOD Fn& ForEach (T it, Fn& Func, P& p)
00082   {
00083     while (it.HasNext ())
00084     {
00085       Func (it.Next (), p);
00086     }
00087     return Func;
00088   }
00089 
00094   template <typename T, typename Fn, typename P1, typename P2>
00095   CS_FORCEINLINE_TEMPLATEMETHOD Fn& ForEach (T it, Fn& Func, P1& p1, P2& p2)
00096   {
00097     while (it.HasNext ())
00098     {
00099       Func (it.Next (), p1, p2);
00100     }
00101     return Func;
00102   }
00103 
00108   template <typename T, typename Fn, typename P1, typename P2, typename P3>
00109   CS_FORCEINLINE_TEMPLATEMETHOD Fn& ForEach (T it, Fn& Func, P1& p1, P2& p2, P3& p3)
00110   {
00111     while (it.HasNext ())
00112     {
00113       Func (it.Next (), p1, p2, p3);
00114     }
00115     return Func;
00116   }
00117 
00118 
00119 }
00120 
00121 #endif // __CSUTIL_ALGORITHMS_H__

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