windows.h

00001 /*
00002  * Orca Project: Components for robotics 
00003  *               http://orca-robotics.sf.net/
00004  * Copyright (c) 2004-2009 Alex Brooks, Alexei Makarenko, Tobias Kaupp
00005  *
00006  * This copy of Orca is licensed to you under the terms described in the
00007  * HYDRO_LICENSE file included in this distribution.
00008  *
00009  */
00010 
00011 //some very common functions are not available in windows, define them here
00012 
00013 #ifdef WIN32
00014 
00015 //windows doesn't define M_PI... anywhere, what a useless math header
00016 #ifndef M_PI
00017 #define M_PI 3.14159265358979323846
00018 #endif
00019 
00020 //windows doesn't define isinf isnan or finite directly in vc 2005...
00021 //its 2005 and ms has a million devs, you'd think... well nevermind
00022 #include <float.h>
00023 
00024 #ifndef isnan(n)
00025 #define isnan(n) _isnan(n)
00026 #endif
00027 
00028 #ifndef isinf(n)
00029 #define isinf(n) !_finite(n)
00030 #endif
00031 
00032 #ifndef finite(n)
00033 #define finite(n) _finite(n)
00034 #endif
00035 
00036 #endif