ReactOS Development > Doxygen

00001 /*
00002 ** License Applicability. Except to the extent portions of this file are
00003 ** made subject to an alternative license as permitted in the SGI Free
00004 ** Software License B, Version 1.1 (the "License"), the contents of this
00005 ** file are subject only to the provisions of the License. You may not use
00006 ** this file except in compliance with the License. You may obtain a copy
00007 ** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
00008 ** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
00009 **
00010 ** http://oss.sgi.com/projects/FreeB
00011 **
00012 ** Note that, as provided in the License, the Software is distributed on an
00013 ** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
00014 ** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
00015 ** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
00016 ** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
00017 **
00018 ** Original Code. The Original Code is: OpenGL Sample Implementation,
00019 ** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
00020 ** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
00021 ** Copyright in any portions created by third parties is as indicated
00022 ** elsewhere herein. All Rights Reserved.
00023 **
00024 ** Additional Notice Provisions: The application programming interfaces
00025 ** established by SGI in conjunction with the Original Code are The
00026 ** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
00027 ** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
00028 ** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
00029 ** Window System(R) (Version 1.3), released October 19, 1998. This software
00030 ** was created using the OpenGL(R) version 1.2.1 Sample Implementation
00031 ** published by SGI, but has not been independently verified as being
00032 ** compliant with the OpenGL(R) version 1.2.1 Specification.
00033 */
00034 
00035 /*
00036  * mymath.h
00037  *
00038  */
00039 
00040 #ifndef __glumymath_h_
00041 #define __glumymath_h_
00042 
00043 #ifdef GLBUILD
00044 #define sqrtf       gl_fsqrt
00045 #endif
00046 
00047 #if defined(GLBUILD) || defined(STANDALONE)
00048 #define M_SQRT2     1.41421356237309504880
00049 #define ceilf       myceilf
00050 #define floorf      myfloorf
00051 #define sqrtf       sqrt
00052 extern "C" double   sqrt(double);
00053 extern "C" float    ceilf(float);
00054 extern "C" float    floorf(float);
00055 #define NEEDCEILF
00056 #endif
00057 
00058 #ifdef LIBRARYBUILD
00059 #include <math.h>
00060 #endif
00061 
00062 #if !defined sqrtf
00063 #    define sqrtf(x)    ((float)sqrt(x))
00064 #endif
00065 #if !defined ceilf
00066 #    define ceilf(x)    ((float)ceil(x))
00067 #endif
00068 #if !defined floorf
00069 #    define floorf(x)   ((float)floor(x))
00070 #endif
00071 
00072 #endif /* __glumymath_h_ */
Generated on Fri May 25 2012 04:21:54 for ReactOS by
1.7.6.1