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
48extern "C" double	sqrt(double);
49extern "C" float	ceilf(float);
50extern "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_ */
69