Annotation of embedaddon/php/ext/standard/php_math.h, revision 1.1.1.3
1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
1.1.1.3 ! misho 5: | Copyright (c) 1997-2013 The PHP Group |
1.1 misho 6: +----------------------------------------------------------------------+
7: | This source file is subject to version 3.01 of the PHP license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.php.net/license/3_01.txt |
11: | If you did not receive a copy of the PHP license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@php.net so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Authors: Jim Winstead <jimw@php.net> |
16: | Stig Sæther Bakken <ssb@php.net> |
17: +----------------------------------------------------------------------+
18: */
19:
1.1.1.2 misho 20: /* $Id$ */
1.1 misho 21:
22: #ifndef PHP_MATH_H
23: #define PHP_MATH_H
24:
1.1.1.2 misho 25: PHPAPI char *_php_math_number_format(double, int, char, char);
26: PHPAPI char *_php_math_number_format_ex(double, int, char *, size_t, char *, size_t);
1.1 misho 27: PHPAPI char * _php_math_longtobase(zval *arg, int base);
28: PHPAPI long _php_math_basetolong(zval *arg, int base);
29: PHPAPI int _php_math_basetozval(zval *arg, int base, zval *ret);
30: PHPAPI char * _php_math_zvaltobase(zval *arg, int base TSRMLS_DC);
31:
32: PHP_FUNCTION(sin);
33: PHP_FUNCTION(cos);
34: PHP_FUNCTION(tan);
35: PHP_FUNCTION(asin);
36: PHP_FUNCTION(acos);
37: PHP_FUNCTION(atan);
38: PHP_FUNCTION(atan2);
39: PHP_FUNCTION(pi);
40: PHP_FUNCTION(exp);
41: PHP_FUNCTION(log);
42: PHP_FUNCTION(log10);
43: PHP_FUNCTION(is_finite);
44: PHP_FUNCTION(is_infinite);
45: PHP_FUNCTION(is_nan);
46: PHP_FUNCTION(pow);
47: PHP_FUNCTION(sqrt);
48: PHP_FUNCTION(srand);
49: PHP_FUNCTION(rand);
50: PHP_FUNCTION(getrandmax);
51: PHP_FUNCTION(mt_srand);
52: PHP_FUNCTION(mt_rand);
53: PHP_FUNCTION(mt_getrandmax);
54: PHP_FUNCTION(abs);
55: PHP_FUNCTION(ceil);
56: PHP_FUNCTION(floor);
57: PHP_FUNCTION(round);
58: PHP_FUNCTION(decbin);
59: PHP_FUNCTION(dechex);
60: PHP_FUNCTION(decoct);
61: PHP_FUNCTION(bindec);
62: PHP_FUNCTION(hexdec);
63: PHP_FUNCTION(octdec);
64: PHP_FUNCTION(base_convert);
65: PHP_FUNCTION(number_format);
66: PHP_FUNCTION(fmod);
67: PHP_FUNCTION(deg2rad);
68: PHP_FUNCTION(rad2deg);
69:
70: /*
71: WARNING: these functions are expermental: they could change their names or
72: disappear in the next version of PHP!
73: */
74: PHP_FUNCTION(hypot);
75: PHP_FUNCTION(expm1);
76: PHP_FUNCTION(log1p);
77:
78: PHP_FUNCTION(sinh);
79: PHP_FUNCTION(cosh);
80: PHP_FUNCTION(tanh);
81:
82: PHP_FUNCTION(asinh);
83: PHP_FUNCTION(acosh);
84: PHP_FUNCTION(atanh);
85:
86: #include <math.h>
87:
88: #ifndef M_E
89: #define M_E 2.7182818284590452354 /* e */
90: #endif
91:
92: #ifndef M_LOG2E
93: #define M_LOG2E 1.4426950408889634074 /* log_2 e */
94: #endif
95:
96: #ifndef M_LOG10E
97: #define M_LOG10E 0.43429448190325182765 /* log_10 e */
98: #endif
99:
100: #ifndef M_LN2
101: #define M_LN2 0.69314718055994530942 /* log_e 2 */
102: #endif
103:
104: #ifndef M_LN10
105: #define M_LN10 2.30258509299404568402 /* log_e 10 */
106: #endif
107:
108: #ifndef M_PI
109: #define M_PI 3.14159265358979323846 /* pi */
110: #endif
111:
112: #ifndef M_PI_2
113: #define M_PI_2 1.57079632679489661923 /* pi/2 */
114: #endif
115:
116: #ifndef M_PI_4
117: #define M_PI_4 0.78539816339744830962 /* pi/4 */
118: #endif
119:
120: #ifndef M_1_PI
121: #define M_1_PI 0.31830988618379067154 /* 1/pi */
122: #endif
123:
124: #ifndef M_2_PI
125: #define M_2_PI 0.63661977236758134308 /* 2/pi */
126: #endif
127:
128: #ifndef M_SQRTPI
129: #define M_SQRTPI 1.77245385090551602729 /* sqrt(pi) */
130: #endif
131:
132: #ifndef M_2_SQRTPI
133: #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
134: #endif
135:
136: #ifndef M_LNPI
137: #define M_LNPI 1.14472988584940017414 /* ln(pi) */
138: #endif
139:
140: #ifndef M_EULER
141: #define M_EULER 0.57721566490153286061 /* Euler constant */
142: #endif
143:
144: #ifndef M_SQRT2
145: #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
146: #endif
147:
148: #ifndef M_SQRT1_2
149: #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
150: #endif
151:
152: #ifndef M_SQRT3
153: #define M_SQRT3 1.73205080756887729352 /* sqrt(3) */
154: #endif
155:
156: /* Define rounding modes (all are round-to-nearest) */
157: #ifndef PHP_ROUND_HALF_UP
158: #define PHP_ROUND_HALF_UP 0x01 /* Arithmetic rounding, up == away from zero */
159: #endif
160:
161: #ifndef PHP_ROUND_HALF_DOWN
162: #define PHP_ROUND_HALF_DOWN 0x02 /* Down == towards zero */
163: #endif
164:
165: #ifndef PHP_ROUND_HALF_EVEN
166: #define PHP_ROUND_HALF_EVEN 0x03 /* Banker's rounding */
167: #endif
168:
169: #ifndef PHP_ROUND_HALF_ODD
170: #define PHP_ROUND_HALF_ODD 0x04
171: #endif
172:
173: #endif /* PHP_MATH_H */
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