Commit | Line | Data |
---|---|---|
3e3b3c7e CW |
1 | ;;; calc-macs.el --- important macros for Calc |
2 | ||
58ba2f8f | 3 | ;; Copyright (C) 1990, 1991, 1992, 1993, 2001, 2002, 2003, 2004, |
f0fa15c5 | 4 | ;; 2005, 2006, 2007 Free Software Foundation, Inc. |
3e3b3c7e CW |
5 | |
6 | ;; Author: David Gillespie <daveg@synaptics.com> | |
e8fff8ed | 7 | ;; Maintainer: Jay Belanger <jay.p.belanger@gmail.com> |
136211a9 EZ |
8 | |
9 | ;; This file is part of GNU Emacs. | |
10 | ||
7c671b23 GM |
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify |
12 | ;; it under the terms of the GNU General Public License as published by | |
075969b4 | 13 | ;; the Free Software Foundation; either version 3, or (at your option) |
7c671b23 GM |
14 | ;; any later version. |
15 | ||
136211a9 | 16 | ;; GNU Emacs is distributed in the hope that it will be useful, |
7c671b23 GM |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
23 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
24 | ;; Boston, MA 02110-1301, USA. | |
136211a9 | 25 | |
3e3b3c7e CW |
26 | ;;; Commentary: |
27 | ||
28 | ;;; Code: | |
136211a9 | 29 | |
136211a9 | 30 | (defmacro calc-wrapper (&rest body) |
3e3b3c7e CW |
31 | `(calc-do (function (lambda () |
32 | ,@body)))) | |
136211a9 | 33 | |
136211a9 | 34 | (defmacro calc-slow-wrapper (&rest body) |
3e3b3c7e | 35 | `(calc-do |
e7905671 | 36 | (function (lambda () ,@body)) (point))) |
136211a9 | 37 | |
3e3b3c7e CW |
38 | (defmacro math-showing-full-precision (form) |
39 | `(let ((calc-float-format calc-full-float-format)) | |
40 | ,form)) | |
136211a9 EZ |
41 | |
42 | (defmacro math-with-extra-prec (delta &rest body) | |
3e3b3c7e CW |
43 | `(math-normalize |
44 | (let ((calc-internal-prec (+ calc-internal-prec ,delta))) | |
45 | ,@body))) | |
136211a9 | 46 | |
3e3b3c7e CW |
47 | (defmacro math-working (msg arg) ; [Public] |
48 | `(if (eq calc-display-working-message 'lots) | |
49 | (math-do-working ,msg ,arg))) | |
136211a9 | 50 | |
061b2cc1 | 51 | (defmacro calc-with-default-simplification (&rest body) |
3e3b3c7e CW |
52 | `(let ((calc-simplify-mode (and (not (memq calc-simplify-mode '(none num))) |
53 | calc-simplify-mode))) | |
54 | ,@body)) | |
136211a9 | 55 | |
3e3b3c7e CW |
56 | (defmacro calc-with-trail-buffer (&rest body) |
57 | `(let ((save-buf (current-buffer)) | |
58 | (calc-command-flags nil)) | |
59 | (with-current-buffer (calc-trail-display t) | |
60 | (progn | |
61 | (goto-char calc-trail-pointer) | |
62 | ,@body)))) | |
136211a9 | 63 | |
3e3b3c7e CW |
64 | ;;; Faster in-line version zerop, normalized values only. |
65 | (defsubst Math-zerop (a) ; [P N] | |
66 | (if (consp a) | |
67 | (and (not (memq (car a) '(bigpos bigneg))) | |
68 | (if (eq (car a) 'float) | |
69 | (eq (nth 1 a) 0) | |
70 | (math-zerop a))) | |
71 | (eq a 0))) | |
72 | ||
73 | (defsubst Math-integer-negp (a) | |
74 | (if (consp a) | |
75 | (eq (car a) 'bigneg) | |
76 | (< a 0))) | |
77 | ||
78 | (defsubst Math-integer-posp (a) | |
79 | (if (consp a) | |
80 | (eq (car a) 'bigpos) | |
81 | (> a 0))) | |
82 | ||
83 | (defsubst Math-negp (a) | |
84 | (if (consp a) | |
85 | (or (eq (car a) 'bigneg) | |
86 | (and (not (eq (car a) 'bigpos)) | |
87 | (if (memq (car a) '(frac float)) | |
88 | (Math-integer-negp (nth 1 a)) | |
89 | (math-negp a)))) | |
90 | (< a 0))) | |
91 | ||
92 | (defsubst Math-looks-negp (a) ; [P x] [Public] | |
93 | (or (Math-negp a) | |
94 | (and (consp a) (or (eq (car a) 'neg) | |
95 | (and (memq (car a) '(* /)) | |
96 | (or (math-looks-negp (nth 1 a)) | |
97 | (math-looks-negp (nth 2 a)))))))) | |
98 | ||
99 | (defsubst Math-posp (a) | |
100 | (if (consp a) | |
101 | (or (eq (car a) 'bigpos) | |
102 | (and (not (eq (car a) 'bigneg)) | |
103 | (if (memq (car a) '(frac float)) | |
104 | (Math-integer-posp (nth 1 a)) | |
105 | (math-posp a)))) | |
106 | (> a 0))) | |
107 | ||
108 | (defsubst Math-integerp (a) | |
109 | (or (not (consp a)) | |
110 | (memq (car a) '(bigpos bigneg)))) | |
111 | ||
112 | (defsubst Math-natnump (a) | |
113 | (if (consp a) | |
114 | (eq (car a) 'bigpos) | |
115 | (>= a 0))) | |
116 | ||
117 | (defsubst Math-ratp (a) | |
118 | (or (not (consp a)) | |
119 | (memq (car a) '(bigpos bigneg frac)))) | |
120 | ||
121 | (defsubst Math-realp (a) | |
122 | (or (not (consp a)) | |
123 | (memq (car a) '(bigpos bigneg frac float)))) | |
124 | ||
125 | (defsubst Math-anglep (a) | |
126 | (or (not (consp a)) | |
127 | (memq (car a) '(bigpos bigneg frac float hms)))) | |
128 | ||
129 | (defsubst Math-numberp (a) | |
130 | (or (not (consp a)) | |
131 | (memq (car a) '(bigpos bigneg frac float cplx polar)))) | |
132 | ||
133 | (defsubst Math-scalarp (a) | |
134 | (or (not (consp a)) | |
135 | (memq (car a) '(bigpos bigneg frac float cplx polar hms)))) | |
136 | ||
137 | (defsubst Math-vectorp (a) | |
138 | (and (consp a) (eq (car a) 'vec))) | |
139 | ||
140 | (defsubst Math-messy-integerp (a) | |
141 | (and (consp a) | |
142 | (eq (car a) 'float) | |
143 | (>= (nth 2 a) 0))) | |
144 | ||
145 | (defsubst Math-objectp (a) ; [Public] | |
146 | (or (not (consp a)) | |
147 | (memq (car a) | |
148 | '(bigpos bigneg frac float cplx polar hms date sdev intv mod)))) | |
149 | ||
150 | (defsubst Math-objvecp (a) ; [Public] | |
151 | (or (not (consp a)) | |
152 | (memq (car a) | |
153 | '(bigpos bigneg frac float cplx polar hms date | |
154 | sdev intv mod vec)))) | |
136211a9 | 155 | |
3e3b3c7e CW |
156 | ;;; Compute the negative of A. [O O; o o] [Public] |
157 | (defsubst Math-integer-neg (a) | |
158 | (if (consp a) | |
159 | (if (eq (car a) 'bigpos) | |
160 | (cons 'bigneg (cdr a)) | |
161 | (cons 'bigpos (cdr a))) | |
162 | (- a))) | |
163 | ||
164 | (defsubst Math-equal (a b) | |
165 | (= (math-compare a b) 0)) | |
166 | ||
167 | (defsubst Math-lessp (a b) | |
168 | (= (math-compare a b) -1)) | |
169 | ||
170 | (defsubst Math-primp (a) | |
171 | (or (not (consp a)) | |
172 | (memq (car a) '(bigpos bigneg frac float cplx polar | |
173 | hms date mod var)))) | |
174 | ||
175 | (defsubst Math-num-integerp (a) | |
176 | (or (not (consp a)) | |
177 | (memq (car a) '(bigpos bigneg)) | |
178 | (and (eq (car a) 'float) | |
179 | (>= (nth 2 a) 0)))) | |
180 | ||
181 | (defsubst Math-bignum-test (a) ; [B N; B s; b b] | |
182 | (if (consp a) | |
183 | a | |
184 | (math-bignum a))) | |
185 | ||
186 | (defsubst Math-equal-int (a b) | |
187 | (or (eq a b) | |
188 | (and (consp a) | |
189 | (eq (car a) 'float) | |
190 | (eq (nth 1 a) b) | |
191 | (= (nth 2 a) 0)))) | |
192 | ||
193 | (defsubst Math-natnum-lessp (a b) | |
194 | (if (consp a) | |
195 | (and (consp b) | |
196 | (= (math-compare-bignum (cdr a) (cdr b)) -1)) | |
197 | (or (consp b) | |
198 | (< a b)))) | |
136211a9 | 199 | |
f50dfd02 JB |
200 | (provide 'calc-macs) |
201 | ||
ab5796a9 | 202 | ;;; arch-tag: 08ba8ec2-fcff-4b80-a079-ec661bdb057e |
bf77c646 | 203 | ;;; calc-macs.el ends here |