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comparison lphobos/std/typeinfounsupported/ti_cdouble.d @ 1:c53b6e3fe49a trunk

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[svn r5] Initial commit. Most things are very rough.
author lindquist
date Sat, 01 Sep 2007 21:43:27 +0200
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0:a9e71648e74d 1:c53b6e3fe49a
1
2 // cdouble
3
4 module std.typeinfo.ti_cdouble;
5
6 class TypeInfo_r : TypeInfo
7 {
8 char[] toString() { return "cdouble"; }
9
10 hash_t getHash(void *p)
11 {
12 return (cast(uint *)p)[0] + (cast(uint *)p)[1] +
13 (cast(uint *)p)[2] + (cast(uint *)p)[3];
14 }
15
16 static int _equals(cdouble f1, cdouble f2)
17 {
18 return f1 == f2;
19 }
20
21 static int _compare(cdouble f1, cdouble f2)
22 { int result;
23
24 if (f1.re < f2.re)
25 result = -1;
26 else if (f1.re > f2.re)
27 result = 1;
28 else if (f1.im < f2.im)
29 result = -1;
30 else if (f1.im > f2.im)
31 result = 1;
32 else
33 result = 0;
34 return result;
35 }
36
37 int equals(void *p1, void *p2)
38 {
39 return _equals(*cast(cdouble *)p1, *cast(cdouble *)p2);
40 }
41
42 int compare(void *p1, void *p2)
43 {
44 return _compare(*cast(cdouble *)p1, *cast(cdouble *)p2);
45 }
46
47 size_t tsize()
48 {
49 return cdouble.sizeof;
50 }
51
52 void swap(void *p1, void *p2)
53 {
54 cdouble t;
55
56 t = *cast(cdouble *)p1;
57 *cast(cdouble *)p1 = *cast(cdouble *)p2;
58 *cast(cdouble *)p2 = t;
59 }
60
61 void[] init()
62 { static cdouble r;
63
64 return (cast(cdouble *)&r)[0 .. 1];
65 }
66 }
67