1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
/*
* OpenSCAD (www.openscad.at)
* Copyright (C) 2009 Clifford Wolf <clifford@clifford.at>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "openscad.h"
#include <math.h>
AbstractFunction::~AbstractFunction()
{
}
Value AbstractFunction::evaluate(Context*, const QVector<QString>&, const QVector<Value>&)
{
return Value();
}
Function::~Function()
{
for (int i=0; i < argexpr.size(); i++)
delete argexpr[i];
}
Value Function::evaluate(Context *ctx, const QVector<QString> &call_argnames, const QVector<Value> &call_argvalues)
{
Context c(ctx);
c.args(argnames, argexpr, call_argnames, call_argvalues);
return expr.evaluate(&c);
}
QHash<QString, AbstractFunction*> builtin_functions;
BuiltinFunction::~BuiltinFunction()
{
}
Value BuiltinFunction::evaluate(Context*, const QVector<QString>&, const QVector<Value> &call_argvalues)
{
return eval_func(call_argvalues);
}
Value builtin_sin(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector)
return Value();
return Value(sin(args[0].x));
}
Value builtin_cos(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector)
return Value();
return Value(cos(args[0].x));
}
Value builtin_asin(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector)
return Value();
return Value(asin(args[0].x));
}
Value builtin_acos(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector)
return Value();
return Value(acos(args[0].x));
}
Value builtin_tan(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector)
return Value();
return Value(tan(args[0].x));
}
Value builtin_atan(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector)
return Value();
return Value(atan(args[0].x));
}
Value builtin_atan2(const QVector<Value> &args)
{
if (args[0].is_nan || args[0].is_vector || args[1].is_nan || args[1].is_vector)
return Value();
return Value(atan2(args[0].x, args[1].x));
}
void initialize_builtin_functions()
{
builtin_functions["sin"] = new BuiltinFunction(&builtin_sin);
builtin_functions["cos"] = new BuiltinFunction(&builtin_cos);
builtin_functions["asin"] = new BuiltinFunction(&builtin_asin);
builtin_functions["acos"] = new BuiltinFunction(&builtin_acos);
builtin_functions["tan"] = new BuiltinFunction(&builtin_tan);
builtin_functions["atan"] = new BuiltinFunction(&builtin_atan);
builtin_functions["atan2"] = new BuiltinFunction(&builtin_atan2);
}
void destroy_builtin_functions()
{
foreach (AbstractFunction *v, builtin_functions)
delete v;
builtin_functions.clear();
}
|
