author | Claus Gittinger <cg@exept.de> |
Thu, 23 Oct 2003 00:07:17 +0200 | |
changeset 7682 | 5d43745f59ac |
parent 7471 | c5d4bd612d9f |
child 7728 | b63953d180f5 |
permissions | -rw-r--r-- |
7382 | 1 |
" |
2 |
COPYRIGHT (c) 1999 by eXept Software AG |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
3 |
All Rights Reserved |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
4 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
5 |
This software is furnished under a license and may be used |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
6 |
only in accordance with the terms of that license and with the |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
7 |
inclusion of the above copyright notice. This software may not |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
8 |
be provided or otherwise made available to, or used by, any |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
9 |
other person. No title to or ownership of the software is |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
10 |
hereby transferred. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
11 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
12 |
|
5411 | 13 |
"{ Package: 'stx:libbasic' }" |
14 |
||
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
15 |
LimitedPrecisionReal variableByteSubclass:#LongFloat |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
16 |
instanceVariableNames:'' |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
17 |
classVariableNames:'DefaultPrintFormat LongFloatZero LongFloatOne Pi E' |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
18 |
poolDictionaries:'' |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
19 |
category:'Magnitude-Numbers' |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
20 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
21 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
22 |
!LongFloat primitiveDefinitions! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
23 |
%{ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
24 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
25 |
#include <errno.h> |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
26 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
27 |
#ifndef __OPTIMIZE__ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
28 |
# define __OPTIMIZE__ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
29 |
#endif |
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
30 |
|
4825 | 31 |
#define __USE_ISOC9X 1 |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
32 |
#include <math.h> |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
33 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
34 |
/* |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
35 |
* on some systems errno is a macro ... check for it here |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
36 |
*/ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
37 |
#ifndef errno |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
38 |
extern errno; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
39 |
#endif |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
40 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
41 |
#if defined (_AIX) |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
42 |
# include <float.h> |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
43 |
#endif |
4825 | 44 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
45 |
#if defined(IRIX) |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
46 |
# include <nan.h> |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
47 |
#endif |
4825 | 48 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
49 |
#if defined(LINUX) |
4825 | 50 |
# ifndef NAN |
5822
4e56f8aadda5
Get nan.h from bits/nan.h for Linux
Stefan Vogel <sv@exept.de>
parents:
5645
diff
changeset
|
51 |
# include <bits/nan.h> |
4825 | 52 |
# endif |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
53 |
#endif |
4825 | 54 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
55 |
#if defined(solaris) || defined(sunos) |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
56 |
# include <nan.h> |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
57 |
#endif |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
58 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
59 |
#ifdef WIN32 |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
60 |
/* |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
61 |
* no finite(x) ? |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
62 |
* no isnan(x) ? |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
63 |
*/ |
7417 | 64 |
# ifndef isnanl |
65 |
# define isnanl(x) \ |
|
66 |
((((unsigned int *)(&x))[0] == 0x00000000) && \ |
|
67 |
(((unsigned int *)(&x))[1] == 0xC0000000) && \ |
|
68 |
(((unsigned short *)(&x))[4] == 0xFFFF)) |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
69 |
# endif |
7417 | 70 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
71 |
# ifndef isnan |
7417 | 72 |
# define isnan(x) \ |
73 |
((((unsigned int *)(&x))[0] == 0x00000000) && \ |
|
74 |
(((unsigned int *)(&x))[1] == 0xFFF80000)) |
|
75 |
# endif |
|
76 |
||
77 |
# ifndef isPositiveInfinity |
|
78 |
# define isPositiveInfinity(x) \ |
|
79 |
((((unsigned int *)(&x))[0] == 0x00000000) && \ |
|
80 |
(((unsigned int *)(&x))[1] == 0x7FF00000)) |
|
81 |
# endif |
|
82 |
||
83 |
# ifndef isNegativeInfinity |
|
84 |
# define isPositiveInfinity(x) \ |
|
85 |
((((unsigned int *)(&x))[0] == 0x00000000) && \ |
|
86 |
(((unsigned int *)(&x))[1] == 0xFFF00000)) |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
87 |
# endif |
7417 | 88 |
|
89 |
# ifndef isinf |
|
90 |
# define isinf(x) \ |
|
91 |
((((unsigned int *)(&x))[0] == 0x00000000) && \ |
|
92 |
((((unsigned int *)(&x))[1] & 0x7FF00000) == 0x7FF00000)) |
|
93 |
# endif |
|
94 |
||
95 |
# ifndef finite |
|
96 |
# define finite(x) (!isinf(x) && !isnan(x)) |
|
97 |
# endif |
|
98 |
||
99 |
# define NO_ASINH |
|
100 |
# define NO_ACOSH |
|
101 |
# define NO_ATANH |
|
102 |
#endif |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
103 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
104 |
#ifdef realIX |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
105 |
/* |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
106 |
* no finite(x) |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
107 |
*/ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
108 |
# ifndef finite |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
109 |
# define finite(x) 1 |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
110 |
# endif |
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
111 |
#endif /* realIX */ |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
112 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
113 |
#ifdef WIN32 |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
114 |
# define LONGFLOAT long double |
7417 | 115 |
# define LONG_isnan isnanl |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
116 |
#endif |
7417 | 117 |
|
7372 | 118 |
#if defined(__GNUC__) |
4250 | 119 |
# define LONGFLOAT long double |
7374 | 120 |
# if defined(linux) |
7397 | 121 |
# define LONG_ceil ceill |
122 |
# define LONG_floor floorl |
|
123 |
# define LONG_sqrt sqrtl |
|
124 |
# define LONG_sin sinl |
|
125 |
# define LONG_cos cosl |
|
126 |
# define LONG_tan tanl |
|
127 |
# define LONG_sinh sinhl |
|
128 |
# define LONG_cosh coshl |
|
129 |
# define LONG_tanh tanhl |
|
130 |
# define LONG_asin asinl |
|
131 |
# define LONG_acos acosl |
|
132 |
# define LONG_atan atanl |
|
133 |
# define LONG_asinh asinhl |
|
134 |
# define LONG_acosh acoshl |
|
135 |
# define LONG_atanh atanhl |
|
136 |
# define LONG_exp expl |
|
137 |
# define LONG_frexp frexpl |
|
138 |
# define LONG_log logl |
|
139 |
# define LONG_log10 log10l |
|
140 |
# define LONG_pow powl |
|
141 |
# define LONG_isnan isnanl |
|
142 |
# define LONG_isfinite isfinitel |
|
7374 | 143 |
# endif |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
144 |
#endif |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
145 |
|
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
146 |
/* |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
147 |
* on systems which do not support long doubles, fall back to Float |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
148 |
* arithmetic |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
149 |
*/ |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
150 |
#ifndef LONGFLOAT |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
151 |
# define LONGFLOAT double |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
152 |
# define LONGFLOAT_CLASS Float |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
153 |
# define LONGFLOAT_GLOBAL @global(Float) |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
154 |
#else |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
155 |
# define LONGFLOAT_CLASS LongFloat |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
156 |
# define LONGFLOAT_GLOBAL @global(LongFloat) |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
157 |
#endif |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
158 |
|
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
159 |
struct __longfloatstruct { |
7397 | 160 |
HEADER |
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
161 |
#ifdef __NEED_DOUBLE_ALIGN |
7397 | 162 |
__FILLTYPE_DOUBLE f_filler; |
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
163 |
#endif |
7397 | 164 |
LONGFLOAT f_longfloatvalue; |
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
165 |
}; |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
166 |
#define __LongFloatInstPtr(obj) ((struct __longfloatstruct *)(__objPtr(obj))) |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
167 |
|
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
168 |
#ifndef __longFloatVal |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
169 |
# define __longFloatVal(o) \ |
7397 | 170 |
__LongFloatInstPtr(o)->f_longfloatvalue |
4253
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
171 |
#endif |
768802bc61a4
longFloat class falls back to float on systems that do not support them
Claus Gittinger <cg@exept.de>
parents:
4250
diff
changeset
|
172 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
173 |
#ifndef __qMKLFLOAT |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
174 |
# define __qMKLFLOAT(__newFloat__, __fVal__) \ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
175 |
{ \ |
7397 | 176 |
__qNew(__newFloat__ , sizeof(struct __longfloatstruct)); \ |
177 |
if (__newFloat__) { \ |
|
178 |
__qClass(__newFloat__) = LONGFLOAT_GLOBAL; \ |
|
179 |
__LongFloatInstPtr(__newFloat__)->f_longfloatvalue = (LONGFLOAT)(__fVal__); \ |
|
180 |
} \ |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
181 |
} |
4168 | 182 |
#endif |
183 |
||
184 |
#ifndef __isLongFloat |
|
185 |
# define __isLongFloat(o) \ |
|
7397 | 186 |
(__Class(o) == @global(LongFloat)) |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
187 |
#endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
188 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
189 |
#ifndef __qIsLongFloat |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
190 |
# define __qIsLongFloat(o) \ |
7397 | 191 |
(__qClass(o) == @global(LongFloat)) |
4168 | 192 |
#endif |
193 |
||
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
194 |
%} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
195 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
196 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
197 |
!LongFloat class methodsFor:'documentation'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
198 |
|
7382 | 199 |
copyright |
200 |
" |
|
201 |
COPYRIGHT (c) 1999 by eXept Software AG |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
202 |
All Rights Reserved |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
203 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
204 |
This software is furnished under a license and may be used |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
205 |
only in accordance with the terms of that license and with the |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
206 |
inclusion of the above copyright notice. This software may not |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
207 |
be provided or otherwise made available to, or used by, any |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
208 |
other person. No title to or ownership of the software is |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
209 |
hereby transferred. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
210 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
211 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
212 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
213 |
documentation |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
214 |
" |
7382 | 215 |
LongFloats represent rational numbers with limited precision. |
7380 | 216 |
They use the C-compilers 'long double' format, which is usually |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
217 |
mapped to the IEE extended float or IEE quad float format. |
7382 | 218 |
|
7380 | 219 |
In contrast to Floats (which use the C-compilers 64bit 'double' format), |
7405 | 220 |
LongFloats give you 80 bit floats (extended) or 128 bit floats (quad). |
7382 | 221 |
The actual number of bits depends on the underlying CPU |
7380 | 222 |
(thus, longFloat code is not quaranteed to be portable). |
7382 | 223 |
|
7380 | 224 |
NO GUARANTY: |
225 |
on systems which do not support 'long doubles', LongFloats are (silently) |
|
226 |
represented as 'doubles'. |
|
7382 | 227 |
|
7380 | 228 |
Representation: |
229 |
gcc-i386: |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
230 |
80bit extended IEE floats stored in in 96bits (12bytes); |
7380 | 231 |
64 bit mantissa, |
232 |
16 bit exponent, |
|
233 |
19 decimal digits (approx) |
|
7382 | 234 |
|
7414 | 235 |
borland-i386 (WIN32): |
236 |
80bit extended IEE floats stored in in 80bits (10bytes); |
|
237 |
64 bit mantissa, |
|
238 |
16 bit exponent, |
|
239 |
19 decimal digits (approx) |
|
240 |
||
7380 | 241 |
gcc-sparc: |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
242 |
128bit quad IEE floats (16bytes); |
7405 | 243 |
112 bit mantissa, |
7380 | 244 |
16 bit exponent, |
7405 | 245 |
34 decimal digits (approx) |
7382 | 246 |
|
7380 | 247 |
Mixed mode arithmetic: |
248 |
longFloat op longFloat -> longFloat |
|
249 |
longFloat op fix -> longFloat |
|
250 |
longFloat op fraction -> longFloat |
|
251 |
longFloat op integer -> longFloat |
|
252 |
longFloat op shortFloat -> longFloat |
|
253 |
longFloat op float -> longFloat |
|
254 |
longFloat op complex -> complex |
|
7382 | 255 |
|
7405 | 256 |
Range and Precision of Storage Formats: see LimitedPrecisionReal >> documentation |
257 |
||
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
258 |
[author:] |
7380 | 259 |
Claus Gittinger |
7382 | 260 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
261 |
[see also:] |
7380 | 262 |
Number |
263 |
Float ShortFloat Fraction FixedPoint Integer Complex |
|
7382 | 264 |
FloatArray DoubleArray |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
265 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
266 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
267 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
268 |
!LongFloat class methodsFor:'instance creation'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
269 |
|
7382 | 270 |
basicNew |
271 |
"return a new longFloat - here we return 0.0 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
272 |
- LongFloats are usually NOT created this way ... |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
273 |
Its implemented here to allow things like binary store & load |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
274 |
of longFloats. (but even this support will go away eventually, its not |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
275 |
a good idea to store the bits of a float - the reader might have a |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
276 |
totally different representation - so floats will eventually be |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
277 |
binary stored in a device independent format." |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
278 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
279 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
280 |
OBJ newFloat; |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
281 |
if (sizeof(LONGFLOAT) == sizeof(double)) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
282 |
__qMKFLOAT(newFloat, 0.0); /* OBJECT ALLOCATION */ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
283 |
} else { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
284 |
__qMKLFLOAT(newFloat, 0.0); /* OBJECT ALLOCATION */ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
285 |
} |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
286 |
RETURN (newFloat); |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
287 |
%} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
288 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
289 |
|
7382 | 290 |
fromFloat:aFloat |
291 |
"return a new longFloat, given a float value" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
292 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
293 |
%{ /* NOCONTEXT */ |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
294 |
OBJ newFloat; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
295 |
LONGFLOAT f; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
296 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
297 |
if (sizeof(LONGFLOAT) == sizeof(double)) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
298 |
RETURN (aFloat); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
299 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
300 |
|
7448
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
301 |
if (__isFloatLike(aFloat)) { |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
302 |
f = (LONGFLOAT)(__floatVal(aFloat)); |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
303 |
__qMKLFLOAT(newFloat, f); /* OBJECT ALLOCATION */ |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
304 |
RETURN (newFloat); |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
305 |
} |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
306 |
%}. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
307 |
self error:'invalid argumnet' |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
308 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
309 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
310 |
LongFloat fromFloat:123.0 |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
311 |
123.0 asLongFloat |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
312 |
123 asLongFloat |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
313 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
314 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
315 |
|
7448
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
316 |
fromInteger:anInteger |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
317 |
"return a new longFloat, given a float value" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
318 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
319 |
%{ /* NOCONTEXT */ |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
320 |
OBJ newFloat; |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
321 |
LONGFLOAT f; |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
322 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
323 |
if (__isSmallInteger(anInteger)) { |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
324 |
f = (LONGFLOAT)(__smallIntegerVal(anInteger)); |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
325 |
__qMKLFLOAT(newFloat, f); /* OBJECT ALLOCATION */ |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
326 |
RETURN (newFloat); |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
327 |
} |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
328 |
%}. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
329 |
^ super fromInteger:anInteger |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
330 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
331 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
332 |
LongFloat fromInteger:123 |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
333 |
LongFloat fromInteger:(100 factorial) |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
334 |
(100 factorial) asFloat |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
335 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
336 |
! |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
337 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
338 |
fromShortFloat:aFloat |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
339 |
"return a new longFloat, given a shortFloat value" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
340 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
341 |
%{ /* NOCONTEXT */ |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
342 |
OBJ newFloat; |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
343 |
LONGFLOAT f; |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
344 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
345 |
if (__isShortFloat(aFloat)) { |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
346 |
f = (LONGFLOAT)(__shortFloatVal(aFloat)); |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
347 |
__qMKLFLOAT(newFloat, f); /* OBJECT ALLOCATION */ |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
348 |
RETURN (newFloat); |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
349 |
} |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
350 |
%}. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
351 |
self error:'invalid argumnet' |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
352 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
353 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
354 |
LongFloat fromShortFloat:(123.0 asShortFloat) |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
355 |
LongFloat fromShortFloat:122 |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
356 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
357 |
! |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
358 |
|
7382 | 359 |
readFrom:aStringOrStream onError:exceptionBlock |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
360 |
"read a longFloat from a string" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
361 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
362 |
|num| |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
363 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
364 |
num := super readFrom:aStringOrStream onError:nil. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
365 |
num isNil ifTrue:[ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
366 |
^ exceptionBlock value |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
367 |
]. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
368 |
^ num asLongFloat |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
369 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
370 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
371 |
LongFloat readFrom:'0.1' |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
372 |
LongFloat readFrom:'0' |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
373 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
374 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
375 |
"Modified: / 7.1.1998 / 16:17:59 / cg" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
376 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
377 |
|
7448
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
378 |
!LongFloat class methodsFor:'class initialization'! |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
379 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
380 |
initialize |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
381 |
"do not write a literal constant here - we cannot depend on the underlying C-compiler here..." |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
382 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
383 |
DefaultPrintFormat := '.9'. "/ 9 valid digits |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
384 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
385 |
"/ enough digits for 128bit IEEE quads |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
386 |
Pi := self readFrom:'3.1415926535897932384626433832795029'. "/ '3.14159265358979323846264338327950288419716939937510582097494459'. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
387 |
E := self readFrom:'2.7182818284590452353602874713526625'. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
388 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
389 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
390 |
self initialize |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
391 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
392 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
393 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
394 |
DefaultPrintFormat := '.19'. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
395 |
LongFloat pi printString. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
396 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
397 |
DefaultPrintFormat := '.9'. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
398 |
LongFloat pi printString. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
399 |
|
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
400 |
DefaultPrintFormat := '.6'. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
401 |
LongFloat pi printString. |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
402 |
" |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
403 |
! ! |
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
404 |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
405 |
!LongFloat class methodsFor:'constants'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
406 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
407 |
e |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
408 |
"return the constant e as LongFloat" |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
409 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
410 |
^ E |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
411 |
! |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
412 |
|
7382 | 413 |
pi |
414 |
"return the constant pi as LongFloat" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
415 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
416 |
^ Pi |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
417 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
418 |
|
7382 | 419 |
unity |
420 |
"return the neutral element for multiplication (1.0) as LongFloat" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
421 |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
422 |
LongFloatOne isNil ifTrue:[ |
7372 | 423 |
LongFloatOne := 1.0 asLongFloat. |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
424 |
]. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
425 |
^ LongFloatOne |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
426 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
427 |
"Modified: 23.4.1996 / 09:26:51 / cg" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
428 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
429 |
|
7382 | 430 |
zero |
431 |
"return the neutral element for addition (0.0) as LongFloat" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
432 |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
433 |
LongFloatZero isNil ifTrue:[ |
7372 | 434 |
LongFloatZero := 0.0 asLongFloat |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
435 |
]. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
436 |
^ LongFloatZero |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
437 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
438 |
"Modified: 23.4.1996 / 09:26:45 / cg" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
439 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
440 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
441 |
!LongFloat class methodsFor:'queries'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
442 |
|
7382 | 443 |
exponentCharacter |
444 |
^ $q |
|
6898 | 445 |
! |
446 |
||
7382 | 447 |
isBuiltInClass |
448 |
"return true if this class is known by the run-time-system. |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
449 |
Here, true is returned for myself, false for subclasses." |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
450 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
451 |
^ self == LongFloat |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
452 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
453 |
"Modified: 23.4.1996 / 16:00:23 / cg" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
454 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
455 |
|
7382 | 456 |
isIEEEFormat |
457 |
"return true, if this machine represents floats in IEEE format. |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
458 |
Currently, no support is provided for non-ieee machines |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
459 |
to convert their floats into this (which is only relevant, |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
460 |
if such a machine wants to send floats as binary to some other |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
461 |
machine). |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
462 |
Machines with non-IEEE format are VAXed and IBM370-type systems |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
463 |
(among others). Today, most systems use IEEE format floats." |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
464 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
465 |
^ true "/ this may be a lie |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
466 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
467 |
|
7382 | 468 |
numBitsInExponent |
469 |
"answer the number of bits in the exponent |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
470 |
i386: This is an 80bit longfloat stored in 96 bits (upper 16 bits are unused), |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
471 |
where 15 bits are available in the exponent (i bit is ignored): |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
472 |
00000000 00000000 seeeeeee eeeeeeee immmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
473 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
474 |
%{ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
475 |
if (sizeof(LONGFLOAT) == 10) { /* i386 - WIN32 */ |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
476 |
RETURN (__MKSMALLINT(15)); |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
477 |
} |
7372 | 478 |
if (sizeof(LONGFLOAT) == 12) { /* i386 */ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
479 |
RETURN (__MKSMALLINT(15)); |
7372 | 480 |
} |
481 |
if (sizeof(LONGFLOAT) == 16) { /* sparc */ |
|
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
482 |
RETURN (__MKSMALLINT(15)); |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
483 |
} |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
484 |
%}. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
485 |
"systems without longFloat support use doubles instead" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
486 |
self basicNew basicSize == Float basicNew basicSize ifTrue:[ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
487 |
^ Float numBitsInExponent |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
488 |
]. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
489 |
self error:'missing definition' "ifdef missing in above primitive code for this architecture" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
490 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
491 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
492 |
1.0 asLongFloat class numBitsInExponent |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
493 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
494 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
495 |
|
7382 | 496 |
numBitsInIntegerPart |
497 |
"answer the number of bits in the integer part of the mantissa |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
498 |
i386: This is an 80bit longfloat stored in 96 bits (upper 16 bits are unused), |
7396 | 499 |
where 1 bit is used for the integer part in the mantissa: |
500 |
00000000 00000000 seeeeeee eeeeeeee immmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
501 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
502 |
%{ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
503 |
if (sizeof(LONGFLOAT) == 10) { /* i386 - WIN32 */ |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
504 |
RETURN (__MKSMALLINT(1)); |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
505 |
} |
7372 | 506 |
if (sizeof(LONGFLOAT) == 12) { /* i386 */ |
7396 | 507 |
RETURN (__MKSMALLINT(1)); |
7372 | 508 |
} |
509 |
if (sizeof(LONGFLOAT) == 16) { /* sparc */ |
|
7396 | 510 |
RETURN (__MKSMALLINT(0)); |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
511 |
} |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
512 |
%}. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
513 |
"systems without longFloat support use doubles instead" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
514 |
self basicNew basicSize == Float basicNew basicSize ifTrue:[ |
7396 | 515 |
^ Float numBitsInIntegerPart |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
516 |
]. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
517 |
self error:'missing definition' "ifdef missing in above primitive code for this architecture" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
518 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
519 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
520 |
1.0 asLongFloat class numBitsInIntegerPart |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
521 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
522 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
523 |
|
7382 | 524 |
numBitsInMantissa |
525 |
"answer the number of bits in the mantissa |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
526 |
i386: This is an 80bit longfloat stored in 96 bits (upper 16 bits are unused), |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
527 |
where 1+63 bits are available in the mantissa: |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
528 |
00000000 00000000 seeeeeee eeeeeeee immmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm |
7372 | 529 |
sparc: This is an 128bit longfloat, |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
530 |
where 1+112 bits are available in the mantissa: |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
531 |
00000000 00000000 seeeeeee eeeeeeee immmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm mmmmmmmm |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
532 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
533 |
%{ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
534 |
if (sizeof(LONGFLOAT) == 10) { /* i386 - WIN32 */ |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
535 |
RETURN (__MKSMALLINT(64)); |
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
536 |
} |
7372 | 537 |
if (sizeof(LONGFLOAT) == 12) { /* i386 */ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
538 |
RETURN (__MKSMALLINT(64)); |
7372 | 539 |
} |
540 |
if (sizeof(LONGFLOAT) == 16) { /* sparc */ |
|
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
541 |
RETURN (__MKSMALLINT(112)); |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
542 |
} |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
543 |
%}. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
544 |
"systems without longFloat support use doubles instead" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
545 |
self basicNew basicSize == Float basicNew basicSize ifTrue:[ |
7413
9c78545361b3
more LongFloat definitions for Win32
Claus Gittinger <cg@exept.de>
parents:
7405
diff
changeset
|
546 |
^ Float numBitsInMantissa |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
547 |
]. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
548 |
self error:'missing definition' "ifdef missing in above primitive code for this architecture" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
549 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
550 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
551 |
1.0 asLongFloat class numBitsInMantissa |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
552 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
553 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
554 |
|
7382 | 555 |
radix |
556 |
"answer the radix of a LongFloats exponent |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
557 |
This is an IEEE float, which is represented as binary" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
558 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
559 |
^ 2 "must be careful here, whenever ST/X is used on VAX or a 370" |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
560 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
561 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
562 |
!LongFloat methodsFor:'arithmetic'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
563 |
|
7382 | 564 |
* aNumber |
565 |
"return the product of the receiver and the argument, aNumber" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
566 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
567 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
568 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
569 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
570 |
LONGFLOAT result; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
571 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
572 |
if (__isSmallInteger(aNumber)) { |
7372 | 573 |
result = __longFloatVal(self) * (LONGFLOAT)(__intVal(aNumber)); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
574 |
retResult: |
7372 | 575 |
__qMKLFLOAT(newFloat, result); |
576 |
RETURN ( newFloat ); |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
577 |
} |
7372 | 578 |
if (aNumber != nil) { |
579 |
if (__qIsLongFloat(aNumber)) { |
|
580 |
result = __longFloatVal(self) * __longFloatVal(aNumber); |
|
581 |
goto retResult; |
|
582 |
} |
|
583 |
if (__qIsFloatLike(aNumber)) { |
|
584 |
result = __longFloatVal(self) * (LONGFLOAT)(__floatVal(aNumber)); |
|
585 |
goto retResult; |
|
586 |
} |
|
587 |
if (__qIsShortFloat(aNumber)) { |
|
588 |
result = __longFloatVal(self) * (LONGFLOAT)(__shortFloatVal(aNumber)); |
|
589 |
goto retResult; |
|
590 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
591 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
592 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
593 |
^ aNumber productFromLongFloat:self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
594 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
595 |
|
7382 | 596 |
+ aNumber |
597 |
"return the sum of the receiver and the argument, aNumber" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
598 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
599 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
600 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
601 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
602 |
LONGFLOAT result; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
603 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
604 |
if (__isSmallInteger(aNumber)) { |
7372 | 605 |
result = __longFloatVal(self) + (LONGFLOAT)(__intVal(aNumber)); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
606 |
retResult: |
7372 | 607 |
__qMKLFLOAT(newFloat, result); |
608 |
RETURN ( newFloat ); |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
609 |
} |
7372 | 610 |
if (aNumber != nil) { |
611 |
if (__qIsLongFloat(aNumber)) { |
|
612 |
result = __longFloatVal(self) + __longFloatVal(aNumber); |
|
613 |
goto retResult; |
|
614 |
} |
|
615 |
if (__qIsShortFloat(aNumber)) { |
|
616 |
result = __longFloatVal(self) + (LONGFLOAT)(__shortFloatVal(aNumber)); |
|
617 |
goto retResult; |
|
618 |
} |
|
619 |
if (__qIsFloatLike(aNumber)) { |
|
620 |
result = __longFloatVal(self) + (LONGFLOAT)(__floatVal(aNumber)); |
|
621 |
goto retResult; |
|
622 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
623 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
624 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
625 |
^ aNumber sumFromLongFloat:self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
626 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
627 |
|
7382 | 628 |
- aNumber |
629 |
"return the difference of the receiver and the argument, aNumber" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
630 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
631 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
632 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
633 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
634 |
LONGFLOAT result; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
635 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
636 |
if (__isSmallInteger(aNumber)) { |
7372 | 637 |
result = __longFloatVal(self) - (LONGFLOAT)(__intVal(aNumber)); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
638 |
retResult: |
7372 | 639 |
__qMKLFLOAT(newFloat, result); |
640 |
RETURN ( newFloat ); |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
641 |
} |
7372 | 642 |
if (aNumber != nil) { |
643 |
if (__qIsLongFloat(aNumber)) { |
|
644 |
result = __longFloatVal(self) - __longFloatVal(aNumber); |
|
645 |
goto retResult; |
|
646 |
} |
|
647 |
if (__qIsShortFloat(aNumber)) { |
|
648 |
result = __longFloatVal(self) - (LONGFLOAT)(__shortFloatVal(aNumber)); |
|
649 |
goto retResult; |
|
650 |
} |
|
651 |
if (__qIsFloatLike(aNumber)) { |
|
652 |
result = __longFloatVal(self) - (LONGFLOAT)(__floatVal(aNumber)); |
|
653 |
goto retResult; |
|
654 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
655 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
656 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
657 |
^ aNumber differenceFromLongFloat:self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
658 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
659 |
|
7382 | 660 |
/ aNumber |
661 |
"return the quotient of the receiver and the argument, aNumber" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
662 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
663 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
664 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
665 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
666 |
LONGFLOAT result, val; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
667 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
668 |
if (__isSmallInteger(aNumber)) { |
7372 | 669 |
if (aNumber != __MKSMALLINT(0)) { |
670 |
result = __longFloatVal(self) / (LONGFLOAT)(__intVal(aNumber)); |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
671 |
retResult: |
7372 | 672 |
__qMKLFLOAT(newFloat, result); |
673 |
RETURN ( newFloat ); |
|
674 |
} |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
675 |
} |
7372 | 676 |
if (aNumber != nil) { |
677 |
if (__qIsLongFloat(aNumber)) { |
|
678 |
val = __longFloatVal(aNumber); |
|
679 |
if (val != 0.0) { |
|
680 |
result = __longFloatVal(self) / val; |
|
681 |
goto retResult; |
|
682 |
} |
|
683 |
} |
|
684 |
if (__qIsFloatLike(aNumber)) { |
|
685 |
val = (LONGFLOAT)(__floatVal(aNumber)); |
|
686 |
if (val != 0.0) { |
|
687 |
result = __longFloatVal(self) / val; |
|
688 |
goto retResult; |
|
689 |
} |
|
690 |
} |
|
691 |
if (__qIsShortFloat(aNumber)) { |
|
692 |
val = (LONGFLOAT)(__shortFloatVal(aNumber)); |
|
693 |
if (val != 0.0) { |
|
694 |
result = __longFloatVal(self) / val; |
|
695 |
goto retResult; |
|
696 |
} |
|
697 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
698 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
699 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
700 |
((aNumber == 0) or:[aNumber = 0.0]) ifTrue:[ |
7372 | 701 |
" |
702 |
No, you shalt not divide by zero |
|
703 |
" |
|
704 |
^ ZeroDivide raiseRequestWith:thisContext. |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
705 |
]. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
706 |
^ aNumber quotientFromLongFloat:self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
707 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
708 |
|
7382 | 709 |
negated |
710 |
"return myself negated" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
711 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
712 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
713 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
714 |
LONGFLOAT rslt = - __longFloatVal(self); |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
715 |
|
4250 | 716 |
__qMKLFLOAT(newFloat, rslt); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
717 |
RETURN ( newFloat ); |
5411 | 718 |
%}. |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
719 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
720 |
|
7382 | 721 |
uncheckedDivide:aNumber |
722 |
"return the quotient of the receiver and the argument, aNumber. |
|
7471 | 723 |
Do not check for divide by zero (return NaN or Infinity). |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
724 |
This operation is provided for emulators of other languages/semantics, |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
725 |
where no exception is raised for these results (i.e. Java). |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
726 |
Its only defined if the arguments type is the same as the receivers." |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
727 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
728 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
729 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
730 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
731 |
LONGFLOAT result, val; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
732 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
733 |
if (__isSmallInteger(aNumber)) { |
7471 | 734 |
result = __longFloatVal(self) / (LONGFLOAT)(__intVal(aNumber)); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
735 |
retResult: |
7471 | 736 |
__qMKLFLOAT(newFloat, result); |
737 |
RETURN ( newFloat ); |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
738 |
} |
7372 | 739 |
if (aNumber != nil) { |
7471 | 740 |
if (__qIsLongFloat(aNumber)) { |
741 |
result = __longFloatVal(self) / __longFloatVal(aNumber); |
|
742 |
goto retResult; |
|
743 |
} |
|
744 |
if (__qIsFloatLike(aNumber)) { |
|
745 |
val = (LONGFLOAT)(__floatVal(aNumber)); |
|
746 |
result = __longFloatVal(self) / val; |
|
747 |
goto retResult; |
|
748 |
} |
|
749 |
if (__qIsShortFloat(aNumber)) { |
|
750 |
val = (LONGFLOAT)(__shortFloatVal(aNumber)); |
|
751 |
result = __longFloatVal(self) / val; |
|
752 |
goto retResult; |
|
753 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
754 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
755 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
756 |
^ aNumber quotientFromLongFloat:self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
757 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
758 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
759 |
0.0 asLongFloat uncheckedDivide:0 |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
760 |
1.0 asLongFloat uncheckedDivide:0.0 |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
761 |
-1.0 asLongFloat uncheckedDivide:0.0 |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
762 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
763 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
764 |
|
5257 | 765 |
!LongFloat methodsFor:'coercing & converting'! |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
766 |
|
7382 | 767 |
asFloat |
768 |
"return a Float with same value as the receiver. |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
769 |
CAVEAT: should raise an error if the receiver exceeds the quadFloat range." |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
770 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
771 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
772 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
773 |
OBJ newFloat; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
774 |
double dVal = (double)__longFloatVal(self); |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
775 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
776 |
__qMKFLOAT(newFloat, dVal); |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
777 |
RETURN ( newFloat ); |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
778 |
%} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
779 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
780 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
781 |
1.0 asLongFloat |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
782 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
783 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
784 |
|
7382 | 785 |
asInteger |
786 |
"return an integer with same value - might truncate" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
787 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
788 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
789 |
LONGFLOAT fVal; |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
790 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
791 |
fVal = __longFloatVal(self); |
7417 | 792 |
#ifdef WIN32 |
793 |
if (! isnanl(fVal)) |
|
794 |
#endif |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
795 |
if ((fVal >= (LONGFLOAT)_MIN_INT) && (fVal <= (LONGFLOAT)_MAX_INT)) { |
7417 | 796 |
RETURN ( __MKSMALLINT( (INT)fVal) ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
797 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
798 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
799 |
^ super asInteger |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
800 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
801 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
802 |
12345.0 asLongFloat asInteger |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
803 |
1e15 asLongFloat asInteger |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
804 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
805 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
806 |
|
7382 | 807 |
asLongFloat |
808 |
"return a LongFloat with same value as the receiver - thats me" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
809 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
810 |
^ self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
811 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
812 |
|
7382 | 813 |
asShortFloat |
814 |
"return a ShortFloat with same value as the receiver. |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
815 |
CAVEAT: should raise an error if the receiver exceeds the float range." |
4455
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
816 |
|
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
817 |
%{ /* NOCONTEXT */ |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
818 |
|
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
819 |
OBJ newFloat; |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
820 |
float fVal = (float)__longFloatVal(self); |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
821 |
|
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
822 |
__qMKSFLOAT(newFloat, fVal); |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
823 |
RETURN ( newFloat ); |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
824 |
%} |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
825 |
|
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
826 |
" |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
827 |
1.0 asLongFloat asShortFloat |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
828 |
" |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
829 |
! |
2d31d0d986be
Raise DivisionByZeroSignal proceedable (as in ST-80)!
Stefan Vogel <sv@exept.de>
parents:
4305
diff
changeset
|
830 |
|
7382 | 831 |
coerce:aNumber |
832 |
"return aNumber converted into receivers type" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
833 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
834 |
^ aNumber asLongFloat |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
835 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
836 |
|
7382 | 837 |
generality |
838 |
"return the generality value - see ArithmeticValue>>retry:coercing:" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
839 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
840 |
^ 90 |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
841 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
842 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
843 |
!LongFloat methodsFor:'comparing'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
844 |
|
7382 | 845 |
< aNumber |
846 |
"return true, if the argument is greater" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
847 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
848 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
849 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
850 |
if (__isSmallInteger(aNumber)) { |
7372 | 851 |
RETURN ( (__longFloatVal(self) < (LONGFLOAT)(__intVal(aNumber))) ? true : false ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
852 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
853 |
if (aNumber != nil) { |
7372 | 854 |
if (__qIsLongFloat(aNumber)) { |
855 |
RETURN ( (__longFloatVal(self) < __longFloatVal(aNumber)) ? true : false ); |
|
856 |
} |
|
857 |
if (__qIsFloatLike(aNumber)) { |
|
858 |
RETURN ( (__longFloatVal(self) < (LONGFLOAT)(__floatVal(aNumber))) ? true : false ); |
|
859 |
} |
|
860 |
if (__qIsShortFloat(aNumber)) { |
|
861 |
RETURN ( (__longFloatVal(self) < (LONGFLOAT)(__shortFloatVal(aNumber))) ? true : false ); |
|
862 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
863 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
864 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
865 |
^ aNumber lessFromLongFloat:self |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
866 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
867 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
868 |
1.0 asLongFloat > (1/3) |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
869 |
1.0 asLongFloat > (1/3) asLongFloat |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
870 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
871 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
872 |
|
7382 | 873 |
<= aNumber |
874 |
"return true, if the argument is greater or equal" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
875 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
876 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
877 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
878 |
if (__isSmallInteger(aNumber)) { |
7372 | 879 |
RETURN ( (__longFloatVal(self) <= (LONGFLOAT)(__intVal(aNumber))) ? true : false ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
880 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
881 |
if (aNumber != nil) { |
7372 | 882 |
if (__qIsLongFloat(aNumber)) { |
883 |
RETURN ( (__longFloatVal(self) <= __longFloatVal(aNumber)) ? true : false ); |
|
884 |
} |
|
885 |
if (__qIsFloatLike(aNumber)) { |
|
886 |
RETURN ( (__longFloatVal(self) <= (LONGFLOAT)(__floatVal(aNumber))) ? true : false ); |
|
887 |
} |
|
888 |
if (__qIsShortFloat(aNumber)) { |
|
889 |
RETURN ( (__longFloatVal(self) <= (LONGFLOAT)(__shortFloatVal(aNumber))) ? true : false ); |
|
890 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
891 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
892 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
893 |
^ self retry:#<= coercing:aNumber |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
894 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
895 |
|
7382 | 896 |
= aNumber |
897 |
"return true, if the argument represents the same numeric value |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
898 |
as the receiver, false otherwise" |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
899 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
900 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
901 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
902 |
if (__isSmallInteger(aNumber)) { |
7372 | 903 |
RETURN ( (__longFloatVal(self) == (LONGFLOAT)(__intVal(aNumber))) ? true : false ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
904 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
905 |
if (aNumber != nil) { |
7372 | 906 |
if (__qIsLongFloat(aNumber)) { |
907 |
RETURN ( (__longFloatVal(self) == __longFloatVal(aNumber)) ? true : false ); |
|
908 |
} |
|
909 |
if (__qIsFloatLike(aNumber)) { |
|
910 |
RETURN ( (__longFloatVal(self) == (LONGFLOAT)(__floatVal(aNumber))) ? true : false ); |
|
911 |
} |
|
912 |
if (__qIsShortFloat(aNumber)) { |
|
913 |
RETURN ( (__longFloatVal(self) == (LONGFLOAT)(__shortFloatVal(aNumber))) ? true : false ); |
|
914 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
915 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
916 |
%}. |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
917 |
^ aNumber equalFromLongFloat:self |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
918 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
919 |
|
7382 | 920 |
> aNumber |
921 |
"return true, if the argument is less" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
922 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
923 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
924 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
925 |
if (__isSmallInteger(aNumber)) { |
7372 | 926 |
RETURN ( (__longFloatVal(self) > (LONGFLOAT)(__intVal(aNumber))) ? true : false ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
927 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
928 |
if (aNumber != nil) { |
7372 | 929 |
if (__qIsLongFloat(aNumber)) { |
930 |
RETURN ( (__longFloatVal(self) > __longFloatVal(aNumber)) ? true : false ); |
|
931 |
} |
|
932 |
if (__qIsFloatLike(aNumber)) { |
|
933 |
RETURN ( (__longFloatVal(self) > (LONGFLOAT)(__floatVal(aNumber))) ? true : false ); |
|
934 |
} |
|
935 |
if (__qIsShortFloat(aNumber)) { |
|
936 |
RETURN ( (__longFloatVal(self) > (LONGFLOAT)(__shortFloatVal(aNumber))) ? true : false ); |
|
937 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
938 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
939 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
940 |
^ self retry:#> coercing:aNumber |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
941 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
942 |
|
7382 | 943 |
>= aNumber |
944 |
"return true, if the argument is less or equal" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
945 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
946 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
947 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
948 |
if (__isSmallInteger(aNumber)) { |
7372 | 949 |
RETURN ( (__longFloatVal(self) >= (LONGFLOAT)(__intVal(aNumber))) ? true : false ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
950 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
951 |
if (aNumber != nil) { |
7372 | 952 |
if (__qIsLongFloat(aNumber)) { |
953 |
RETURN ( (__longFloatVal(self) >= __longFloatVal(aNumber)) ? true : false ); |
|
954 |
} |
|
955 |
if (__qIsFloatLike(aNumber)) { |
|
956 |
RETURN ( (__longFloatVal(self) >= (LONGFLOAT)(__floatVal(aNumber))) ? true : false ); |
|
957 |
} |
|
958 |
if (__qIsShortFloat(aNumber)) { |
|
959 |
RETURN ( (__longFloatVal(self) >= (LONGFLOAT)(__shortFloatVal(aNumber))) ? true : false ); |
|
960 |
} |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
961 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
962 |
%}. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
963 |
^ self retry:#>= coercing:aNumber |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
964 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
965 |
|
7382 | 966 |
hash |
967 |
"return a number for hashing; redefined, since floats compare |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
968 |
by numeric value (i.e. 3.0 = 3), therefore 3.0 hash must be the same |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
969 |
as 3 hash." |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
970 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
971 |
|i| |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
972 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
973 |
(self >= SmallInteger minVal and:[self <= SmallInteger maxVal]) ifTrue:[ |
7372 | 974 |
i := self asInteger. |
975 |
self = i ifTrue:[ |
|
976 |
^ i hash |
|
977 |
]. |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
978 |
]. |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
979 |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
980 |
^ self asFloat hash |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
981 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
982 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
983 |
1.2345 hash |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
984 |
1.2345 asLongFloat hash |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
985 |
1 hash |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
986 |
1.0 hash |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
987 |
1.0 asLongFloat hash |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
988 |
" |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
989 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
990 |
|
7382 | 991 |
~= aNumber |
992 |
"return true, if the arguments value are not equal." |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
993 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
994 |
%{ /* NOCONTEXT */ |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
995 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
996 |
if (__isSmallInteger(aNumber)) { |
7372 | 997 |
RETURN ( (__longFloatVal(self) != (LONGFLOAT)(__intVal(aNumber))) ? true : false ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
998 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
999 |
if (aNumber != nil) { |
7372 | 1000 |
if (__isLongFloat(aNumber)) { |
1001 |
RETURN ( (__longFloatVal(self) != __longFloatVal(aNumber)) ? true : false ); |
|
1002 |
} |
|
1003 |
if (__qIsFloatLike(aNumber)) { |
|
1004 |
RETURN ( (__longFloatVal(self) != (LONGFLOAT)(__floatVal(aNumber))) ? true : false ); |
|
1005 |
} |
|
1006 |
if (__qIsShortFloat(aNumber)) { |
|
1007 |
RETURN ( (__longFloatVal(self) != (LONGFLOAT)(__shortFloatVal(aNumber))) ? true : false ); |
|
1008 |
} |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1009 |
} else { |
7372 | 1010 |
RETURN ( true ); |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1011 |
} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1012 |
%}. |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1013 |
^ super ~= aNumber |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1014 |
! ! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1015 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1016 |
!LongFloat methodsFor:'mathematical functions'! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1017 |
|
7382 | 1018 |
exp |
1019 |
"return e raised to the power of the receiver" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1020 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1021 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1022 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1023 |
%{ |
7374 | 1024 |
#if defined(LONG_exp) |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1025 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1026 |
LONGFLOAT rslt; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1027 |
OBJ newFloat; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1028 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1029 |
__threadErrno = 0; |
7374 | 1030 |
rslt = LONG_exp(__longFloatVal(self)); |
7383 | 1031 |
# ifdef LONG_isnan |
1032 |
if (! LONG_isnan(rslt)) |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1033 |
# endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1034 |
if (__threadErrno == 0) { |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1035 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1036 |
RETURN ( newFloat ); |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1037 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1038 |
#else |
7395 | 1039 |
useFallBack = true; |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1040 |
#endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1041 |
%}. |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1042 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1043 |
^ super exp |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1044 |
]. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1045 |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1046 |
^ self class |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1047 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1048 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1049 |
selector:#exp |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1050 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1051 |
errorString:'bad receiver in exp' |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1052 |
! |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1053 |
|
7382 | 1054 |
ln |
1055 |
"return the natural logarithm of myself. |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1056 |
Raises an exception, if the receiver is less or equal to zero." |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1057 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1058 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1059 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1060 |
%{ |
7374 | 1061 |
#if defined(LONG_log) |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1062 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1063 |
LONGFLOAT val, rslt; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1064 |
OBJ newFloat; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1065 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1066 |
val = __longFloatVal(self); |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1067 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1068 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1069 |
if (val > 0.0) |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1070 |
# endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1071 |
{ |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1072 |
__threadErrno = 0; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1073 |
rslt = LONG_log(val); |
7382 | 1074 |
# ifdef LONG_isnan |
1075 |
if (! LONG_isnan(rslt)) |
|
7372 | 1076 |
# endif |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1077 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1078 |
if (__threadErrno == 0) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1079 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1080 |
RETURN ( newFloat ); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1081 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1082 |
} |
7372 | 1083 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1084 |
#else |
7395 | 1085 |
useFallBack = true; |
7372 | 1086 |
#endif |
1087 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1088 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1089 |
^ super ln |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1090 |
]. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1091 |
|
7372 | 1092 |
" |
1093 |
an invalid value for logarithm |
|
1094 |
" |
|
1095 |
^ self class |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1096 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1097 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1098 |
selector:#ln |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1099 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1100 |
errorString:'bad receiver in ln' |
7372 | 1101 |
! |
1102 |
||
1103 |
log10 |
|
1104 |
"return the base10 logarithm of myself. |
|
1105 |
Raises an exception, if the receiver is less or equal to zero." |
|
1106 |
||
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1107 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1108 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1109 |
%{ |
7374 | 1110 |
#if defined(LONG_log10) |
7372 | 1111 |
|
1112 |
LONGFLOAT val, rslt; |
|
1113 |
OBJ newFloat; |
|
1114 |
||
1115 |
val = __longFloatVal(self); |
|
1116 |
||
1117 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
|
1118 |
if (val > 0.0) |
|
1119 |
# endif |
|
1120 |
{ |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1121 |
__threadErrno = 0; |
7374 | 1122 |
rslt = LONG_log10(val); |
7382 | 1123 |
# ifdef LONG_isnan |
1124 |
if (! LONG_isnan(rslt)) |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1125 |
# endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1126 |
{ |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1127 |
if (__threadErrno == 0) { |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1128 |
__qMKLFLOAT(newFloat, rslt); |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1129 |
RETURN ( newFloat ); |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1130 |
} |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1131 |
} |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1132 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1133 |
#else |
7395 | 1134 |
useFallBack = true; |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1135 |
#endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1136 |
%}. |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1137 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1138 |
^ super log10 |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1139 |
]. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1140 |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1141 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1142 |
an invalid value for logarithm |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1143 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1144 |
^ self class |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1145 |
raise:#domainErrorSignal |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1146 |
receiver:self |
7372 | 1147 |
selector:#log10 |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1148 |
arguments:#() |
7372 | 1149 |
errorString:'bad receiver in log10' |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1150 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1151 |
|
7382 | 1152 |
raisedTo:aNumber |
1153 |
"return self raised to the power of aNumber" |
|
1154 |
||
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1155 |
|n useFallBack| |
7382 | 1156 |
|
1157 |
n := aNumber asFloat. |
|
1158 |
%{ |
|
1159 |
#if defined(LONG_pow) |
|
1160 |
LONGFLOAT rslt; |
|
1161 |
OBJ newFloat; |
|
1162 |
||
1163 |
if (__isFloatLike(n)) { |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1164 |
__threadErrno = 0; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1165 |
rslt = LONG_pow(__longFloatVal(self), __floatVal(n)); |
7382 | 1166 |
# ifdef LONG_isnan |
1167 |
if (! LONG_isnan(rslt)) |
|
1168 |
# endif |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1169 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1170 |
if (__threadErrno == 0) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1171 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1172 |
RETURN ( newFloat ); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1173 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1174 |
} |
7382 | 1175 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1176 |
#else |
7395 | 1177 |
useFallBack = true; |
7382 | 1178 |
#endif |
1179 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1180 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1181 |
^ super raisedTo:aNumber |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1182 |
]. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1183 |
|
7382 | 1184 |
" |
1185 |
an invalid argument (not convertable to float ?) |
|
1186 |
" |
|
1187 |
^ self class |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1188 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1189 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1190 |
selector:#raisedTo: |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1191 |
arguments:(Array with:aNumber) |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1192 |
errorString:'bad receiver/arg in raisedTo:' |
7382 | 1193 |
|
1194 |
"Modified: / 16.11.2001 / 14:16:51 / cg" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1195 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1196 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1197 |
sqrt |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1198 |
"return the square root of myself. |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1199 |
Raises an exception, if the receiver is less than zero." |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1200 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1201 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1202 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1203 |
%{ |
7374 | 1204 |
#if defined(LONG_sqrt) |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1205 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1206 |
LONGFLOAT val, rslt; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1207 |
OBJ newFloat; |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1208 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1209 |
val = __longFloatVal(self); |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1210 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1211 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1212 |
if (val >= 0.0) |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1213 |
# endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1214 |
{ |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1215 |
__threadErrno = 0; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1216 |
rslt = LONG_sqrt(val); |
7382 | 1217 |
# ifdef LONG_isnan |
1218 |
if (! LONG_isnan(rslt)) |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1219 |
# endif |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1220 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1221 |
if (__threadErrno == 0) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1222 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1223 |
RETURN ( newFloat ); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1224 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1225 |
} |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1226 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1227 |
#else |
7395 | 1228 |
useFallBack = true; |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1229 |
#endif |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1230 |
%}. |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1231 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1232 |
^ super sqrt |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1233 |
]. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1234 |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1235 |
^ self class |
7403 | 1236 |
raise:#imaginaryResultSignal |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1237 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1238 |
selector:#sqrt |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1239 |
arguments:#() |
7403 | 1240 |
errorString:'bad (negative) receiver in sqrt' |
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1241 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1242 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1243 |
10 asLongFloat sqrt |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1244 |
-10 asLongFloat sqrt |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1245 |
" |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1246 |
|
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1247 |
"Modified: / 16.11.2001 / 14:14:43 / cg" |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1248 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1249 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1250 |
!LongFloat methodsFor:'printing & storing'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1251 |
|
7382 | 1252 |
printString |
1253 |
"return a printed representation of the receiver |
|
1254 |
LimitedPrecisonReal and its subclasses use #printString instead of |
|
1255 |
#printOn: as basic print mechanism." |
|
1256 |
||
1257 |
%{ /* NOCONTEXT */ |
|
1258 |
||
1259 |
char buffer[64]; |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1260 |
char fmtBuffer[20]; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1261 |
char *fmt; |
7382 | 1262 |
REGISTER char *cp; |
1263 |
OBJ s; |
|
1264 |
||
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1265 |
if (__isString(@global(DefaultPrintFormat))) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1266 |
fmt = (char *) __stringVal(@global(DefaultPrintFormat)); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1267 |
} else { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1268 |
fmt = ".9"; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1269 |
} |
7382 | 1270 |
/* |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1271 |
* build a printf format string |
7382 | 1272 |
*/ |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1273 |
fmtBuffer[0] = '%'; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1274 |
strncpy(fmtBuffer+1, fmt, 10); |
7382 | 1275 |
if (sizeof(LONGFLOAT) == sizeof(double)) { |
1276 |
#ifdef SYSV |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1277 |
strcat(fmtBuffer, "lg"); |
7382 | 1278 |
#else |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1279 |
strcat(fmtBuffer, "G"); |
7382 | 1280 |
#endif |
1281 |
} else { |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1282 |
strcat(fmtBuffer, "LG"); |
7382 | 1283 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1284 |
sprintf(buffer, fmtBuffer, __longFloatVal(self)); |
7382 | 1285 |
|
1286 |
/* |
|
1287 |
* kludge to make integral float f prints as "f.0" (not as "f" as printf does) |
|
1288 |
* (i.e. look if string contains '.' or 'e' and append '.0' if not) |
|
1289 |
*/ |
|
1290 |
for (cp = buffer; *cp; cp++) { |
|
1291 |
if ((*cp == '.') || (*cp == 'e') || (*cp == 'E')) break; |
|
1292 |
} |
|
7448
d1aaa52b463e
double dispatching, printing NaN and INF
Claus Gittinger <cg@exept.de>
parents:
7417
diff
changeset
|
1293 |
if (!*cp && (cp[-1] >= '0') && (cp[-1] <= '9')) { |
7382 | 1294 |
*cp++ = '.'; |
1295 |
*cp++ = '0'; |
|
1296 |
*cp = '\0'; |
|
1297 |
} |
|
1298 |
||
1299 |
s = __MKSTRING(buffer COMMA_SND); |
|
1300 |
if (s != nil) { |
|
1301 |
RETURN (s); |
|
1302 |
} |
|
1303 |
%}. |
|
1304 |
" |
|
1305 |
memory allocation (for the new string) failed. |
|
1306 |
When we arrive here, there was no memory, even after a garbage collect. |
|
1307 |
This means, that the VM wanted to get some more memory from the |
|
1308 |
OS, which was not kind enough to give it. |
|
1309 |
Bad luck - you should increase the swap space on your machine. |
|
1310 |
" |
|
1311 |
^ ObjectMemory allocationFailureSignal raise. |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
1312 |
! |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1313 |
|
7382 | 1314 |
printfPrintString:formatString |
1315 |
"non-portable: return a printed representation of the receiver |
|
1316 |
as specified by formatString, which is defined by printf. |
|
1317 |
If you use this, be aware, that specifying long doubles differs on |
|
1318 |
systems; on Linux/gnuc machines you have to give something like %LF/%LG. |
|
1319 |
Also, the resulting string may not be longer than 255 bytes - |
|
1320 |
since thats the (static) size of the buffer. |
|
1321 |
This method is NONSTANDARD and may be removed without notice." |
|
1322 |
||
1323 |
%{ /* STACK: 400 */ |
|
1324 |
char buffer[256]; |
|
1325 |
OBJ s; |
|
1326 |
||
1327 |
if (__isString(formatString)) { |
|
1328 |
sprintf(buffer, __stringVal(formatString), __longFloatVal(self)); |
|
1329 |
||
1330 |
s = __MKSTRING(buffer COMMA_SND); |
|
1331 |
if (s != nil) { |
|
1332 |
RETURN (s); |
|
1333 |
} |
|
1334 |
} |
|
1335 |
%}. |
|
1336 |
self primitiveFailed |
|
1337 |
||
1338 |
" |
|
1339 |
Float pi asLongFloat printfPrintString:'%%LG -> %LG' |
|
1340 |
Float pi asLongFloat printfPrintString:'%%LF -> %LF' |
|
1341 |
Float pi asLongFloat printfPrintString:'%%7.5LG -> %7.5LG' |
|
1342 |
Float pi asLongFloat printfPrintString:'%%7.5LF -> %7.5LF' |
|
1343 |
" |
|
5885
91ff479e693b
added #defaultNumberOfDigits
Claus Gittinger <cg@exept.de>
parents:
5822
diff
changeset
|
1344 |
! ! |
91ff479e693b
added #defaultNumberOfDigits
Claus Gittinger <cg@exept.de>
parents:
5822
diff
changeset
|
1345 |
|
7415 | 1346 |
!LongFloat methodsFor:'private-accessing'! |
1347 |
||
1348 |
basicAt:index |
|
1349 |
"return an internal byte of the float. |
|
1350 |
The value returned here depends on byte order, float representation etc. |
|
1351 |
Therefore, this method should be used strictly private. |
|
1352 |
||
1353 |
Notice: |
|
1354 |
the need to redefine this method here is due to the |
|
1355 |
inability of many machines to store floats in non-double aligned memory. |
|
1356 |
Therefore, on some machines, the first <nPad> bytes of a float are left unused, |
|
1357 |
and the actual float is stored at index <nPad>+1 ... |
|
1358 |
To hide this at one place, this method knows about that, and returns |
|
1359 |
values as if this filler wasnt present." |
|
1360 |
||
1361 |
%{ /* NOCONTEXT */ |
|
1362 |
||
1363 |
register int indx; |
|
1364 |
unsigned char *cp; |
|
1365 |
||
1366 |
/* |
|
1367 |
* notice the missing test for self being a nonNilObject - |
|
1368 |
* this can be done since basicAt: is defined both in UndefinedObject |
|
1369 |
* and SmallInteger |
|
1370 |
*/ |
|
1371 |
if (__isSmallInteger(index)) { |
|
1372 |
indx = __intVal(index) - 1; |
|
1373 |
if (((unsigned)(indx)) < sizeof(LONGFLOAT)) { |
|
1374 |
cp = (unsigned char *)(& (__LongFloatInstPtr(self)->f_longfloatvalue)); |
|
1375 |
RETURN ( __MKSMALLINT(cp[indx] & 0xFF) ); |
|
1376 |
} |
|
1377 |
} |
|
1378 |
%}. |
|
1379 |
^ self indexNotIntegerOrOutOfBounds:index |
|
1380 |
! |
|
1381 |
||
1382 |
basicAt:index put:value |
|
1383 |
"set an internal byte of the float. |
|
1384 |
The value to be stored here depends on byte order, float representation etc. |
|
1385 |
Therefore, this method should be used strictly private. |
|
1386 |
||
1387 |
Notice: |
|
1388 |
the need to redefine this method here is due to the |
|
1389 |
inability of many machines to store floats in non-double aligned memory. |
|
1390 |
Therefore, on some machines, the first <nPad> bytes of a float are left unused, |
|
1391 |
and the actual float is stored at index <nPad>+1 .. . |
|
1392 |
To hide this at one place, this method knows about that, and returns |
|
1393 |
values as if this filler wasnt present." |
|
1394 |
||
1395 |
%{ /* NOCONTEXT */ |
|
1396 |
register int indx, val; |
|
1397 |
unsigned char *cp; |
|
1398 |
||
1399 |
/* |
|
1400 |
* notice the missing test for self being a nonNilObject - |
|
1401 |
* this can be done since basicAt: is defined both in UndefinedObject |
|
1402 |
* and SmallInteger |
|
1403 |
*/ |
|
1404 |
if (__bothSmallInteger(index, value)) { |
|
1405 |
val = __intVal(value); |
|
1406 |
if ((val & ~0xFF) == 0 /* i.e. (val >= 0) && (val <= 255) */) { |
|
1407 |
indx = __intVal(index) - 1; |
|
1408 |
if (((unsigned)(indx)) < sizeof(LONGFLOAT)) { |
|
1409 |
cp = (unsigned char *)(& (__LongFloatInstPtr(self)->f_longfloatvalue)); |
|
1410 |
cp[indx] = val; |
|
1411 |
RETURN ( value ); |
|
1412 |
} |
|
1413 |
} |
|
1414 |
} |
|
1415 |
%}. |
|
1416 |
value isInteger ifFalse:[ |
|
1417 |
" |
|
1418 |
the object to store should be an integer number |
|
1419 |
" |
|
1420 |
^ self elementNotInteger |
|
1421 |
]. |
|
1422 |
(value between:0 and:255) ifFalse:[ |
|
1423 |
" |
|
1424 |
the object to store must be a bytes value |
|
1425 |
" |
|
1426 |
^ self elementBoundsError:value |
|
1427 |
]. |
|
1428 |
^ self indexNotIntegerOrOutOfBounds:index |
|
1429 |
! |
|
1430 |
||
1431 |
basicSize |
|
1432 |
"return the size in bytes of the float. |
|
1433 |
||
1434 |
Notice: |
|
1435 |
the need to redefine this method here is due to the |
|
1436 |
inability of many machines to store floats in non-double aligned memory. |
|
1437 |
Therefore, on some machines, the first <nPad> bytes of a float are left unused, |
|
1438 |
and the actual float is stored at index <nPad>+1 ... |
|
1439 |
To hide this at one place, this method knows about that, and returns |
|
1440 |
values as if this filler wasnt present." |
|
1441 |
||
1442 |
%{ /* NOCONTEXT */ |
|
1443 |
||
1444 |
RETURN (__MKSMALLINT(sizeof(LONGFLOAT))); |
|
1445 |
%}. |
|
1446 |
! ! |
|
1447 |
||
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1448 |
!LongFloat methodsFor:'special access'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1449 |
|
7382 | 1450 |
exponent |
1451 |
"extract a normalized floats exponent. |
|
1452 |
The returned value depends on the float-representation of |
|
1453 |
the underlying machine and is therefore highly unportable. |
|
1454 |
This is not for general use. |
|
1455 |
This assumes that the mantissa is normalized to |
|
1456 |
0.5 .. 1.0 and the floats value is mantissa * 2^exp" |
|
1457 |
||
1458 |
%{ /* NOCONTEXT */ |
|
1459 |
||
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1460 |
#if defined(LONG_frexp) |
7382 | 1461 |
LONGFLOAT LONG_frexp(); |
1462 |
INT exp; |
|
1463 |
||
1464 |
__threadErrno = 0; |
|
1465 |
LONG_frexp( __longFloatVal(self), &exp); |
|
1466 |
if (__threadErrno == 0) { |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1467 |
RETURN (__MKSMALLINT(exp)); |
7382 | 1468 |
} |
1469 |
#endif |
|
1470 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1471 |
^ super exponent |
7382 | 1472 |
|
1473 |
" |
|
1474 |
4.0 asLongFloat exponent |
|
1475 |
2.0 asLongFloat exponent |
|
1476 |
1.0 asLongFloat exponent |
|
1477 |
0.5 asLongFloat exponent |
|
1478 |
0.25 asLongFloat exponent |
|
1479 |
0.00000011111 asLongFloat exponent |
|
1480 |
" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1481 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1482 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1483 |
!LongFloat methodsFor:'testing'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1484 |
|
7382 | 1485 |
isFinite |
1486 |
"return true, if the receiver is a finite float |
|
1487 |
i.e. not NaN and not infinite." |
|
1488 |
||
1489 |
%{ /* NOCONTEXT */ |
|
1490 |
||
7396 | 1491 |
#ifdef LONG_finite |
1492 |
LONGFLOAT lV = __longFloatVal(self); |
|
1493 |
||
1494 |
if (LONG_finite(lV)) { |
|
1495 |
RETURN (true); |
|
1496 |
} else { |
|
1497 |
RETURN (false); |
|
1498 |
} |
|
1499 |
#else |
|
7382 | 1500 |
double dV = (double) __longFloatVal(self); |
1501 |
||
7396 | 1502 |
if (finite(dV)) { |
1503 |
RETURN (true); |
|
1504 |
} else { |
|
1505 |
RETURN (false); |
|
1506 |
} |
|
7382 | 1507 |
#endif |
7396 | 1508 |
%} |
7382 | 1509 |
|
1510 |
" |
|
7396 | 1511 |
1.0 asLongFloat isFinite |
1512 |
(0.0 asLongFloat uncheckedDivide: 0.0) isFinite |
|
1513 |
(1.0 asLongFloat uncheckedDivide: 0.0) isFinite |
|
1514 |
(-1.0 asLongFloat uncheckedDivide: 0.0) isFinite |
|
7382 | 1515 |
" |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1516 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1517 |
|
7382 | 1518 |
isNaN |
1519 |
"return true, if the receiver is an invalid float (NaN - not a number). |
|
1520 |
These are not created by ST/X float operations (they raise an exception); |
|
1521 |
however, inline C-code could produce them ..." |
|
1522 |
||
1523 |
%{ /* NOCONTEXT */ |
|
1524 |
||
7396 | 1525 |
#ifdef LONG_isnan |
1526 |
LONGFLOAT lV = __longFloatVal(self); |
|
1527 |
if (LONG_isnan(lV)) { |
|
1528 |
RETURN (true); |
|
1529 |
} else { |
|
1530 |
RETURN (false); |
|
1531 |
} |
|
1532 |
#else |
|
7382 | 1533 |
double dV = (double)(__longFloatVal(self)); |
1534 |
||
7396 | 1535 |
if (isnan(dV)) { |
1536 |
RETURN (true); |
|
1537 |
} else { |
|
1538 |
RETURN (false); |
|
1539 |
} |
|
7382 | 1540 |
#endif |
7396 | 1541 |
%} |
7382 | 1542 |
|
1543 |
" |
|
7396 | 1544 |
1.0 asLongFloat isNaN |
1545 |
(0.0 asLongFloat uncheckedDivide: 0.0) isNaN |
|
7382 | 1546 |
" |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1547 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1548 |
|
7382 | 1549 |
negative |
1550 |
"return true if the receiver is less than zero" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1551 |
|
7382 | 1552 |
%{ /* NOCONTEXT */ |
1553 |
||
1554 |
RETURN ( (__longFloatVal(self) < 0.0) ? true : false ); |
|
5411 | 1555 |
%}. |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1556 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1557 |
|
7382 | 1558 |
numberOfBits |
1559 |
"return the size (in bits) of the real; |
|
1560 |
typically, 80 or 96 is returned here, |
|
1561 |
but who knows ..." |
|
1562 |
||
1563 |
%{ /* NOCONTEXT */ |
|
1564 |
||
1565 |
RETURN (__MKSMALLINT (sizeof(LONGFLOAT) * 8)); |
|
1566 |
%} |
|
1567 |
||
1568 |
" |
|
1569 |
LongFloat basicNew numberOfBits |
|
1570 |
1.2 asLongFloat numberOfBits |
|
1571 |
1.2 asShortFloat numberOfBits |
|
1572 |
1.2 numberOfBits |
|
1573 |
" |
|
5357 | 1574 |
! |
1575 |
||
7382 | 1576 |
positive |
1577 |
"return true if the receiver is greater or equal to zero" |
|
1578 |
||
1579 |
%{ /* NOCONTEXT */ |
|
1580 |
||
1581 |
RETURN ( (__longFloatVal(self) >= 0.0) ? true : false ); |
|
1582 |
%} |
|
1583 |
! |
|
1584 |
||
1585 |
strictlyPositive |
|
1586 |
"return true if the receiver is greater than zero" |
|
1587 |
||
1588 |
%{ /* NOCONTEXT */ |
|
1589 |
||
1590 |
RETURN ( (__longFloatVal(self) > 0.0) ? true : false ); |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1591 |
%} |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1592 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
1593 |
|
7385 | 1594 |
!LongFloat methodsFor:'trigonometric'! |
1595 |
||
1596 |
arcCos |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1597 |
"return the arccosine of the receiver (as radians). |
7385 | 1598 |
Raises an exception, if the receiver is not in -1..1" |
1599 |
||
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1600 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1601 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1602 |
%{ |
7385 | 1603 |
#if defined(LONG_acos) |
1604 |
||
1605 |
LONGFLOAT val, rslt; |
|
1606 |
OBJ newFloat; |
|
1607 |
||
1608 |
val = __longFloatVal(self); |
|
1609 |
||
1610 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
|
1611 |
if ((val >= -1.0) && (val <= 1.0)) |
|
1612 |
# endif |
|
1613 |
{ |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1614 |
__threadErrno = 0; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1615 |
rslt = LONG_acos(val); |
7385 | 1616 |
# ifdef LONG_isnan |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1617 |
if (! LONG_isnan(rslt)) |
7385 | 1618 |
# endif |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1619 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1620 |
if (__threadErrno == 0) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1621 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1622 |
RETURN ( newFloat ); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1623 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1624 |
} |
7385 | 1625 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1626 |
#else |
7395 | 1627 |
useFallBack = true; |
7385 | 1628 |
#endif |
1629 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1630 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1631 |
^ super arcCos |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1632 |
]. |
7385 | 1633 |
^ self class |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1634 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1635 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1636 |
selector:#arcCos |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1637 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1638 |
errorString:'bad receiver in arcCos' |
7385 | 1639 |
|
1640 |
" |
|
1641 |
-10 asLongFloat arcCos |
|
1642 |
1 asLongFloat arcCos |
|
1643 |
0.5 asLongFloat arcCos |
|
1644 |
" |
|
1645 |
! |
|
1646 |
||
1647 |
arcCosh |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1648 |
"return the hyperbolic arccosine of the receiver." |
7385 | 1649 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1650 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1651 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1652 |
%{ |
7385 | 1653 |
#if defined(LONG_acosh) |
1654 |
||
1655 |
LONGFLOAT val, rslt; |
|
1656 |
OBJ newFloat; |
|
1657 |
||
1658 |
val = __longFloatVal(self); |
|
1659 |
||
1660 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1661 |
if (val >= 1.0) |
7385 | 1662 |
# endif |
1663 |
{ |
|
1664 |
__threadErrno = 0; |
|
1665 |
rslt = LONG_acosh(val); |
|
1666 |
# ifdef LONG_isnan |
|
1667 |
if (! LONG_isnan(rslt)) |
|
1668 |
# endif |
|
1669 |
{ |
|
1670 |
if (__threadErrno == 0) { |
|
1671 |
__qMKLFLOAT(newFloat, rslt); |
|
1672 |
RETURN ( newFloat ); |
|
1673 |
} |
|
1674 |
} |
|
1675 |
} |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1676 |
#else |
7395 | 1677 |
useFallBack = true; |
7385 | 1678 |
#endif |
1679 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1680 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1681 |
^ super arcCosh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1682 |
]. |
7385 | 1683 |
^ self class |
1684 |
raise:#domainErrorSignal |
|
1685 |
receiver:self |
|
1686 |
selector:#arcCosh |
|
1687 |
arguments:#() |
|
1688 |
errorString:'bad receiver in arcCosh' |
|
1689 |
||
1690 |
" |
|
1691 |
-10 asLongFloat arcCosh |
|
1692 |
1 asLongFloat arcCosh |
|
1693 |
0.5 asLongFloat arcCosh |
|
1694 |
" |
|
1695 |
! |
|
1696 |
||
1697 |
arcSin |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1698 |
"return the arcsine of the receiver (as radians). |
7385 | 1699 |
Raises an exception, if the receiver is not in -1..1" |
1700 |
||
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1701 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1702 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1703 |
%{ |
7385 | 1704 |
#if defined(LONG_asin) |
1705 |
||
1706 |
LONGFLOAT val, rslt; |
|
1707 |
OBJ newFloat; |
|
1708 |
||
1709 |
val = __longFloatVal(self); |
|
1710 |
||
1711 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
|
1712 |
if ((val >= -1.0) && (val <= 1.0)) |
|
1713 |
# endif |
|
1714 |
{ |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1715 |
__threadErrno = 0; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1716 |
rslt = LONG_asin(val); |
7385 | 1717 |
# ifdef LONG_isnan |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1718 |
if (! LONG_isnan(rslt)) |
7385 | 1719 |
# endif |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1720 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1721 |
if (__threadErrno == 0) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1722 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1723 |
RETURN ( newFloat ); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1724 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1725 |
} |
7385 | 1726 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1727 |
#else |
7395 | 1728 |
useFallBack = true; |
7385 | 1729 |
#endif |
1730 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1731 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1732 |
^ super arcSin |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1733 |
]. |
7385 | 1734 |
^ self class |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1735 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1736 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1737 |
selector:#arcSin |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1738 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1739 |
errorString:'bad receiver in arcSin' |
7385 | 1740 |
|
1741 |
" |
|
1742 |
-10 asLongFloat arcSin |
|
1743 |
1 asLongFloat arcSin |
|
1744 |
0.5 asLongFloat arcSin |
|
1745 |
" |
|
1746 |
! |
|
1747 |
||
1748 |
arcSinh |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1749 |
"return the hyperbolic arcsine of the receiver." |
7385 | 1750 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1751 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1752 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1753 |
%{ |
7385 | 1754 |
#if defined(LONG_asinh) |
1755 |
||
1756 |
LONGFLOAT val, rslt; |
|
1757 |
OBJ newFloat; |
|
1758 |
||
1759 |
val = __longFloatVal(self); |
|
1760 |
||
1761 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1762 |
if (val >= 1.0) |
7385 | 1763 |
# endif |
1764 |
{ |
|
1765 |
__threadErrno = 0; |
|
1766 |
rslt = LONG_asinh(val); |
|
1767 |
# ifdef LONG_isnan |
|
1768 |
if (! LONG_isnan(rslt)) |
|
1769 |
# endif |
|
1770 |
{ |
|
1771 |
if (__threadErrno == 0) { |
|
1772 |
__qMKLFLOAT(newFloat, rslt); |
|
1773 |
RETURN ( newFloat ); |
|
1774 |
} |
|
1775 |
} |
|
1776 |
} |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1777 |
#else |
7395 | 1778 |
useFallBack = true; |
7385 | 1779 |
#endif |
1780 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1781 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1782 |
^ super arcSinh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1783 |
]. |
7385 | 1784 |
^ self class |
1785 |
raise:#domainErrorSignal |
|
1786 |
receiver:self |
|
1787 |
selector:#arcSinh |
|
1788 |
arguments:#() |
|
1789 |
errorString:'bad receiver in arcSinh' |
|
1790 |
||
1791 |
" |
|
1792 |
-10 asLongFloat arcSinh |
|
1793 |
1 asLongFloat arcSinh |
|
1794 |
0.5 asLongFloat arcSinh |
|
1795 |
" |
|
1796 |
! |
|
1797 |
||
1798 |
arcTan |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1799 |
"return the arctangent of the receiver (as radians)" |
7385 | 1800 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1801 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1802 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1803 |
%{ |
7385 | 1804 |
#if defined(LONG_atan) |
1805 |
||
1806 |
LONGFLOAT rslt; |
|
1807 |
OBJ newFloat; |
|
1808 |
||
1809 |
__threadErrno = 0; |
|
1810 |
rslt = LONG_atan(__longFloatVal(self)); |
|
1811 |
# ifdef LONG_isnan |
|
1812 |
if (! LONG_isnan(rslt)) |
|
1813 |
# endif |
|
1814 |
{ |
|
1815 |
if (__threadErrno == 0) { |
|
1816 |
__qMKLFLOAT(newFloat, rslt); |
|
1817 |
RETURN ( newFloat ); |
|
1818 |
} |
|
1819 |
} |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1820 |
#else |
7395 | 1821 |
useFallBack = true; |
7385 | 1822 |
#endif |
1823 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1824 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1825 |
^ super arcTan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1826 |
]. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1827 |
^ self class |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1828 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1829 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1830 |
selector:#arcTan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1831 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1832 |
errorString:'bad receiver in arcTan' |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1833 |
! |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1834 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1835 |
arcTanh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1836 |
"return the hyperbolic arctangent of the receiver." |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1837 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1838 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1839 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1840 |
%{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1841 |
#if defined(LONG_atanh) |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1842 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1843 |
LONGFLOAT val, rslt; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1844 |
OBJ newFloat; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1845 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1846 |
val = __longFloatVal(self); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1847 |
__threadErrno = 0; |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1848 |
# ifdef WIN32 /* dont know (yet) how to suppress the warnBox opened by win32 */ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1849 |
if ((val >= -1.0) && (val <= 1.0)) |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1850 |
# endif |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1851 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1852 |
rslt = LONG_atanh(val); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1853 |
# ifdef LONG_isnan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1854 |
if (! LONG_isnan(rslt)) |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1855 |
# endif |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1856 |
{ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1857 |
if (__threadErrno == 0) { |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1858 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1859 |
RETURN ( newFloat ); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1860 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1861 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1862 |
} |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1863 |
#else |
7395 | 1864 |
useFallBack = true; |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1865 |
#endif |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1866 |
%}. |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1867 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1868 |
^ super arcTanh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1869 |
]. |
7385 | 1870 |
^ self class |
1871 |
raise:#domainErrorSignal |
|
1872 |
receiver:self |
|
1873 |
selector:#arcTanh |
|
1874 |
arguments:#() |
|
1875 |
errorString:'bad receiver in arcTanh' |
|
1876 |
! |
|
1877 |
||
1878 |
cos |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1879 |
"return the cosine of the receiver (interpreted as radians)" |
7385 | 1880 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1881 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1882 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1883 |
%{ |
7385 | 1884 |
#if defined(LONG_cos) |
1885 |
||
1886 |
LONGFLOAT rslt; |
|
1887 |
OBJ newFloat; |
|
1888 |
||
1889 |
__threadErrno = 0; |
|
1890 |
rslt = LONG_cos(__longFloatVal(self)); |
|
1891 |
# ifdef LONG_isnan |
|
1892 |
if (! LONG_isnan(rslt)) |
|
1893 |
# endif |
|
1894 |
if (__threadErrno == 0) { |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1895 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1896 |
RETURN ( newFloat ); |
7385 | 1897 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1898 |
#else |
7395 | 1899 |
useFallBack = true; |
7385 | 1900 |
#endif |
1901 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1902 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1903 |
^ super cos |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1904 |
]. |
7385 | 1905 |
^ self class |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1906 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1907 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1908 |
selector:#cos |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1909 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1910 |
errorString:'bad receiver in cos' |
7385 | 1911 |
! |
1912 |
||
1913 |
cosh |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1914 |
"return the hyperbolic cosine of the receiver" |
7385 | 1915 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1916 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1917 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1918 |
%{ |
7385 | 1919 |
#if defined(LONG_cosh) |
1920 |
||
1921 |
LONGFLOAT rslt; |
|
1922 |
OBJ newFloat; |
|
1923 |
||
1924 |
__threadErrno = 0; |
|
1925 |
rslt = LONG_cosh(__longFloatVal(self)); |
|
1926 |
# ifdef LONG_isnan |
|
1927 |
if (! LONG_isnan(rslt)) |
|
1928 |
# endif |
|
1929 |
if (__threadErrno == 0) { |
|
1930 |
__qMKLFLOAT(newFloat, rslt); |
|
1931 |
RETURN ( newFloat ); |
|
1932 |
} |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1933 |
#else |
7395 | 1934 |
useFallBack = true; |
7385 | 1935 |
#endif |
1936 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1937 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1938 |
^ super cosh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1939 |
]. |
7385 | 1940 |
^ self class |
1941 |
raise:#domainErrorSignal |
|
1942 |
receiver:self |
|
1943 |
selector:#cosh |
|
1944 |
arguments:#() |
|
1945 |
errorString:'bad receiver in cosh' |
|
1946 |
! |
|
1947 |
||
1948 |
sin |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1949 |
"return the sine of the receiver (interpreted as radians)" |
7385 | 1950 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1951 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1952 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1953 |
%{ |
7385 | 1954 |
#if defined(LONG_sin) |
1955 |
||
1956 |
LONGFLOAT rslt; |
|
1957 |
OBJ newFloat; |
|
1958 |
||
1959 |
__threadErrno = 0; |
|
1960 |
rslt = LONG_sin(__longFloatVal(self)); |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1961 |
# ifdef LONG_isnan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1962 |
if (! LONG_isnan(rslt)) |
7385 | 1963 |
# endif |
1964 |
if (__threadErrno == 0) { |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1965 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1966 |
RETURN ( newFloat ); |
7385 | 1967 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1968 |
#else |
7395 | 1969 |
useFallBack = true; |
7385 | 1970 |
#endif |
1971 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1972 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1973 |
^ super sin |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1974 |
]. |
7385 | 1975 |
^ self class |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1976 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1977 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1978 |
selector:#sin |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1979 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1980 |
errorString:'bad receiver in sin' |
7385 | 1981 |
! |
1982 |
||
1983 |
sinh |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1984 |
"return the hyperbolic sine of the receiver" |
7385 | 1985 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1986 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1987 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1988 |
%{ |
7385 | 1989 |
#if defined(LONG_sinh) |
1990 |
||
1991 |
LONGFLOAT rslt; |
|
1992 |
OBJ newFloat; |
|
1993 |
||
1994 |
__threadErrno = 0; |
|
1995 |
rslt = LONG_sinh(__longFloatVal(self)); |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1996 |
# ifdef LONG_isnan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
1997 |
if (! LONG_isnan(rslt)) |
7385 | 1998 |
# endif |
1999 |
if (__threadErrno == 0) { |
|
2000 |
__qMKLFLOAT(newFloat, rslt); |
|
2001 |
RETURN ( newFloat ); |
|
2002 |
} |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2003 |
#else |
7395 | 2004 |
useFallBack = true; |
7385 | 2005 |
#endif |
2006 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2007 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2008 |
^ super sinh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2009 |
]. |
7385 | 2010 |
^ self class |
2011 |
raise:#domainErrorSignal |
|
2012 |
receiver:self |
|
2013 |
selector:#sinh |
|
2014 |
arguments:#() |
|
2015 |
errorString:'bad receiver in sinh' |
|
2016 |
! |
|
2017 |
||
2018 |
tan |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2019 |
"return the tangens of the receiver (interpreted as radians)" |
7385 | 2020 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2021 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2022 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2023 |
%{ |
7385 | 2024 |
#if defined(LONG_tan) |
2025 |
||
2026 |
LONGFLOAT rslt; |
|
2027 |
OBJ newFloat; |
|
2028 |
||
2029 |
__threadErrno = 0; |
|
2030 |
rslt = LONG_tan(__longFloatVal(self)); |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2031 |
# ifdef LONG_isnan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2032 |
if (! LONG_isnan(rslt)) |
7385 | 2033 |
# endif |
2034 |
if (__threadErrno == 0) { |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2035 |
__qMKLFLOAT(newFloat, rslt); |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2036 |
RETURN ( newFloat ); |
7385 | 2037 |
} |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2038 |
#else |
7395 | 2039 |
useFallBack = true; |
7385 | 2040 |
#endif |
2041 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2042 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2043 |
^ super tan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2044 |
]. |
7385 | 2045 |
^ self class |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2046 |
raise:#domainErrorSignal |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2047 |
receiver:self |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2048 |
selector:#tan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2049 |
arguments:#() |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2050 |
errorString:'bad receiver in tan' |
7385 | 2051 |
! |
2052 |
||
2053 |
tanh |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2054 |
"return the hyperbolic tangens of the receiver" |
7385 | 2055 |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2056 |
|useFallBack| |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2057 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2058 |
%{ |
7385 | 2059 |
#if defined(LONG_tanh) |
2060 |
LONGFLOAT rslt; |
|
2061 |
OBJ newFloat; |
|
2062 |
||
2063 |
__threadErrno = 0; |
|
2064 |
rslt = LONG_tanh(__longFloatVal(self)); |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2065 |
# ifdef LONG_isnan |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2066 |
if (! LONG_isnan(rslt)) |
7385 | 2067 |
# endif |
2068 |
if (__threadErrno == 0) { |
|
2069 |
__qMKLFLOAT(newFloat, rslt); |
|
2070 |
RETURN ( newFloat ); |
|
2071 |
} |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2072 |
#else |
7395 | 2073 |
useFallBack = true; |
7385 | 2074 |
#endif |
2075 |
%}. |
|
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2076 |
useFallBack notNil ifTrue:[ |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2077 |
^ super tanh |
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2078 |
]. |
7385 | 2079 |
^ self class |
2080 |
raise:#domainErrorSignal |
|
2081 |
receiver:self |
|
2082 |
selector:#tanh |
|
2083 |
arguments:#() |
|
2084 |
errorString:'bad receiver in tanh' |
|
2085 |
! ! |
|
2086 |
||
5552 | 2087 |
!LongFloat methodsFor:'truncation & rounding'! |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2088 |
|
7382 | 2089 |
ceiling |
2090 |
"return the smallest integer which is greater or equal to the receiver." |
|
2091 |
||
2092 |
|val| |
|
2093 |
||
2094 |
%{ |
|
2095 |
#if defined(LONG_ceil) |
|
2096 |
LONGFLOAT lVal; |
|
2097 |
||
2098 |
lVal = LONG_ceil(__longFloatVal(self)); |
|
2099 |
if ((lVal >= (LONGFLOAT)_MIN_INT) && (lVal <= (LONGFLOAT)_MAX_INT)) { |
|
2100 |
RETURN ( __MKSMALLINT( (INT) lVal ) ); |
|
2101 |
} |
|
2102 |
__qMKLFLOAT(val, lVal); |
|
2103 |
#endif |
|
2104 |
%}. |
|
2105 |
val notNil ifTrue:[ |
|
2106 |
^ val asInteger |
|
2107 |
]. |
|
2108 |
^ super ceiling. |
|
2109 |
||
2110 |
" |
|
2111 |
0.5 asLongFloat ceiling |
|
2112 |
-0.5 asLongFloat ceiling |
|
2113 |
" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2114 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2115 |
|
7382 | 2116 |
ceilingAsFloat |
2117 |
"return the smallest integer-valued float greater or equal to the receiver. |
|
2118 |
This is much like #ceiling, but avoids a (possibly expensive) conversion |
|
2119 |
of the result to an integer. |
|
2120 |
It may be useful, if the result is to be further used in another float-operation." |
|
2121 |
||
2122 |
%{ /* NOCONTEXT */ |
|
2123 |
#if defined(LONG_ceil) |
|
2124 |
LONGFLOAT lVal; |
|
2125 |
OBJ v; |
|
2126 |
||
2127 |
lVal = LONG_ceil(__longFloatVal(self)); |
|
2128 |
__qMKLFLOAT(v, lVal); |
|
2129 |
RETURN (v); |
|
2130 |
#endif |
|
2131 |
%}. |
|
2132 |
^ super ceilingAsFloat |
|
2133 |
||
2134 |
" |
|
2135 |
0.5 asLongFloat ceilingAsFloat |
|
2136 |
-0.5 asLongFloat ceilingAsFloat |
|
2137 |
-1.5 asLongFloat ceilingAsFloat |
|
2138 |
" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2139 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2140 |
|
7382 | 2141 |
floor |
2142 |
"return the integer nearest the receiver towards negative infinity." |
|
2143 |
||
2144 |
|val| |
|
2145 |
||
2146 |
%{ |
|
2147 |
#if defined(LONG_floor) |
|
2148 |
LONGFLOAT lVal; |
|
2149 |
||
2150 |
lVal = LONG_floor(__longFloatVal(self)); |
|
2151 |
if ((lVal >= (LONGFLOAT)_MIN_INT) && (lVal <= (LONGFLOAT)_MAX_INT)) { |
|
2152 |
RETURN ( __MKSMALLINT( (INT) lVal ) ); |
|
2153 |
} |
|
2154 |
__qMKLFLOAT(val, lVal); |
|
2155 |
#endif |
|
2156 |
%}. |
|
2157 |
val notNil ifTrue:[ |
|
2158 |
^ val asInteger |
|
2159 |
]. |
|
2160 |
^ super floor. |
|
2161 |
||
2162 |
" |
|
2163 |
0.5 asLongFloat floor |
|
2164 |
-0.5 asLongFloat floor |
|
2165 |
" |
|
2166 |
! |
|
2167 |
||
2168 |
floorAsFloat |
|
2169 |
"return the float which represents the next lower |
|
2170 |
integer nearest the receiver towards negative infinity. |
|
2171 |
Much like floor, but returns a float result - useful if the result |
|
2172 |
will be used in another float operation, to avoid costy int-conversion." |
|
2173 |
||
2174 |
%{ /* NOCONTEXT */ |
|
2175 |
#if defined(LONG_floor) |
|
2176 |
LONGFLOAT lVal; |
|
2177 |
OBJ v; |
|
2178 |
||
2179 |
lVal = LONG_floor(__longFloatVal(self)); |
|
2180 |
__qMKLFLOAT(v, lVal); |
|
2181 |
RETURN (v); |
|
2182 |
#endif |
|
2183 |
%}. |
|
2184 |
^ super floorAsFloat |
|
2185 |
||
2186 |
" |
|
2187 |
0.5 asLongFloat floorAsFloat |
|
2188 |
-0.5 asLongFloat floorAsFloat |
|
2189 |
-1.5 asLongFloat floorAsFloat |
|
2190 |
" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2191 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2192 |
|
7382 | 2193 |
rounded |
2194 |
"return the receiver rounded to the nearest integer" |
|
2195 |
||
2196 |
%{ /* NOCONTEXT */ |
|
2197 |
#if defined(LONG_ceil) && defined(LONG_floor) |
|
2198 |
LONGFLOAT lVal; |
|
2199 |
OBJ v; |
|
2200 |
||
2201 |
lVal = __longFloatVal(self); |
|
2202 |
if (lVal < 0.0) { |
|
2203 |
lVal = LONG_ceil(lVal - (LONGFLOAT)0.5); |
|
2204 |
} else { |
|
2205 |
lVal = LONG_floor(lVal + (LONGFLOAT)0.5); |
|
2206 |
} |
|
2207 |
/* |
|
2208 |
* ST-80 (and X3J20) returns integer. |
|
2209 |
*/ |
|
2210 |
if ((lVal >= (LONGFLOAT)_MIN_INT) && (lVal <= (LONGFLOAT)_MAX_INT)) { |
|
2211 |
RETURN ( __MKSMALLINT( (INT) lVal ) ); |
|
2212 |
} |
|
2213 |
__qMKLFLOAT(v, lVal); |
|
2214 |
RETURN (v); |
|
2215 |
#endif |
|
2216 |
%}. |
|
2217 |
^ super rounded |
|
2218 |
||
2219 |
" |
|
2220 |
0.4 asLongFloat rounded |
|
2221 |
0.5 asLongFloat rounded |
|
2222 |
0.6 asLongFloat rounded |
|
2223 |
-0.4 asLongFloat rounded |
|
2224 |
-0.5 asLongFloat rounded |
|
2225 |
-0.6 asLongFloat rounded |
|
2226 |
" |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2227 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2228 |
|
7382 | 2229 |
roundedAsFloat |
2230 |
"return the receiver rounded to the nearest integer as a float. |
|
2231 |
This is much like #rounded, but avoids a (possibly expensive) conversion |
|
2232 |
of the result to an integer. |
|
2233 |
It may be useful, if the result is to be further used in another float-operation." |
|
2234 |
||
2235 |
%{ /* NOCONTEXT */ |
|
2236 |
#if defined(LONG_ceil) && defined(LONG_floor) |
|
2237 |
LONGFLOAT lVal; |
|
2238 |
OBJ v; |
|
2239 |
||
2240 |
lVal = __longFloatVal(self); |
|
2241 |
if (lVal < 0.0) { |
|
2242 |
lVal = LONG_ceil(lVal - (LONGFLOAT)0.5); |
|
2243 |
} else { |
|
2244 |
lVal = LONG_floor(lVal + (LONGFLOAT)0.5); |
|
2245 |
} |
|
2246 |
__qMKLFLOAT(v, lVal); |
|
2247 |
RETURN (v); |
|
2248 |
#endif |
|
2249 |
%}. |
|
2250 |
^ super roundedAsFloat |
|
7357
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2251 |
! |
cde54b45c469
full float functionality available (on linux)
Claus Gittinger <cg@exept.de>
parents:
7141
diff
changeset
|
2252 |
|
7382 | 2253 |
truncated |
2254 |
"return the receiver truncated towards zero as an integer" |
|
2255 |
||
2256 |
|val| |
|
2257 |
||
2258 |
%{ |
|
2259 |
#if defined(LONG_ceil) && defined(LONG_floor) |
|
2260 |
LONGFLOAT lVal; |
|
2261 |
||
2262 |
lVal = __longFloatVal(self); |
|
2263 |
if (lVal < 0.0) { |
|
2264 |
lVal = LONG_ceil(lVal); |
|
2265 |
} else { |
|
2266 |
lVal = LONG_floor(lVal); |
|
2267 |
} |
|
2268 |
||
2269 |
/* |
|
2270 |
* ST-80 (and X3J20) returns integer. |
|
2271 |
*/ |
|
2272 |
if ((lVal >= (LONGFLOAT)_MIN_INT) && (lVal <= (LONGFLOAT)_MAX_INT)) { |
|
2273 |
RETURN ( __MKSMALLINT( (INT) lVal ) ); |
|
2274 |
} |
|
2275 |
__qMKLFLOAT(val, lVal); |
|
2276 |
#endif |
|
2277 |
%}. |
|
2278 |
val notNil ifTrue:[ |
|
2279 |
^ val asInteger |
|
2280 |
]. |
|
2281 |
^ super truncated |
|
2282 |
||
2283 |
" |
|
2284 |
0.5 asLongFloat truncated |
|
2285 |
-0.5 asLongFloat truncated |
|
2286 |
0.5 asLongFloat truncatedAsFloat |
|
2287 |
-0.5 asLongFloat truncatedAsFloat |
|
2288 |
" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2289 |
! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2290 |
|
7382 | 2291 |
truncatedAsFloat |
2292 |
"return the receiver truncated towards zero as a float. |
|
2293 |
This is much like #truncated, but avoids a (possibly expensive) conversion |
|
2294 |
of the result to an integer. |
|
2295 |
It may be useful, if the result is to be further used in another |
|
2296 |
float-operation." |
|
2297 |
||
2298 |
%{ /* NOCONTEXT */ |
|
2299 |
#if defined(LONG_ceil) && defined(LONG_floor) |
|
2300 |
LONGFLOAT lVal; |
|
2301 |
OBJ v; |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2302 |
|
7382 | 2303 |
lVal = __longFloatVal(self); |
2304 |
if (lVal < 0.0) { |
|
2305 |
lVal = LONG_ceil(lVal); |
|
2306 |
} else { |
|
2307 |
lVal = LONG_floor(lVal); |
|
2308 |
} |
|
2309 |
__qMKLFLOAT(v, lVal); |
|
2310 |
RETURN (v); |
|
2311 |
#endif |
|
2312 |
%}. |
|
2313 |
^ super truncatedAsFloat |
|
2314 |
||
2315 |
" |
|
2316 |
0.5 truncated |
|
2317 |
-0.5 truncated |
|
2318 |
0.5 truncatedAsFloat |
|
2319 |
-0.5 truncatedAsFloat |
|
2320 |
" |
|
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2321 |
! ! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2322 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2323 |
!LongFloat class methodsFor:'documentation'! |
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2324 |
|
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2325 |
version |
7471 | 2326 |
^ '$Header: /cvs/stx/stx/libbasic/LongFloat.st,v 1.42 2003-07-02 09:52:34 cg Exp $' |
4165
6d83608a7584
initial - not yet tested/released
Claus Gittinger <cg@exept.de>
parents:
diff
changeset
|
2327 |
! ! |
7389
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2328 |
|
4fd487ca919a
longFloat precision constants;
Claus Gittinger <cg@exept.de>
parents:
7385
diff
changeset
|
2329 |
LongFloat initialize! |