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# csgeom/fastsqrt.h

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    00001 /*
    00002     Copyright (C) 1998 by Jorrit Tyberghein
    00003     Largely rewritten by Ivan Avramovic <ivan@avramovic.com>
    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 __CS_FASTSQRT_H__
    00021 #define __CS_FASTSQRT_H__
    00022
    00029 #include "csextern.h"
    00030
    00031
    00032 #ifdef CS_COMPILER_GCC
    00033   #warning FastSqrt is deprecated. Use sqrtf instead.
    00034 #endif
    00035 #ifdef CS_COMPILER_MSVC
    00036   #pragma message ("FastSqrt is deprecated. Use sqrtf instead.")
    00037 #endif
    00038
    00040 CS_CRYSTALSPACE_EXPORT void BuildSqrtTable ()
    00041 {}
    00043 CS_CRYSTALSPACE_EXPORT float FastSqrt (float n)
    00044 {
    00045   return sqrtf(n);
    00046 }
    00047
    00050 #endif // __CS_FASTSQRT_H__
    00051