Synchronize with trunk's revision r57629.
[reactos.git] / dll / opengl / glu32 / src / libnurbs / internals / mymath.h
1 /*
2 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
3 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice including the dates of first publication and
13 * either this permission notice or a reference to
14 * http://oss.sgi.com/projects/FreeB/
15 * shall be included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
22 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24 *
25 * Except as contained in this notice, the name of Silicon Graphics, Inc.
26 * shall not be used in advertising or otherwise to promote the sale, use or
27 * other dealings in this Software without prior written authorization from
28 * Silicon Graphics, Inc.
29 */
30
31 /*
32 * mymath.h
33 *
34 */
35
36 #ifndef __glumymath_h_
37 #define __glumymath_h_
38
39 #ifdef GLBUILD
40 #define sqrtf gl_fsqrt
41 #endif
42
43 #if defined(GLBUILD) || defined(STANDALONE)
44 #define M_SQRT2 1.41421356237309504880
45 #define ceilf myceilf
46 #define floorf myfloorf
47 #define sqrtf sqrt
48 extern "C" double sqrt(double);
49 extern "C" float ceilf(float);
50 extern "C" float floorf(float);
51 #define NEEDCEILF
52 #endif
53
54 #ifdef LIBRARYBUILD
55 #include <math.h>
56 #endif
57
58 #if !defined sqrtf
59 # define sqrtf(x) ((float)sqrt(x))
60 #endif
61 #if !defined ceilf
62 # define ceilf(x) ((float)ceil(x))
63 #endif
64 #if !defined floorf
65 # define floorf(x) ((float)floor(x))
66 #endif
67
68 #endif /* __glumymath_h_ */