diff lphobos/std/typeinfounsupported/ti_cfloat.d @ 1:c53b6e3fe49a trunk

[svn r5] Initial commit. Most things are very rough.
author lindquist
date Sat, 01 Sep 2007 21:43:27 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lphobos/std/typeinfounsupported/ti_cfloat.d	Sat Sep 01 21:43:27 2007 +0200
@@ -0,0 +1,66 @@
+
+// cfloat
+
+module std.typeinfo.ti_cfloat;
+
+class TypeInfo_q : TypeInfo
+{
+    char[] toString() { return "cfloat"; }
+
+    hash_t getHash(void *p)
+    {
+	return (cast(uint *)p)[0] + (cast(uint *)p)[1];
+    }
+
+    static int _equals(cfloat f1, cfloat f2)
+    {
+	return f1 == f2;
+    }
+
+    static int _compare(cfloat f1, cfloat f2)
+    {   int result;
+
+	if (f1.re < f2.re)
+	    result = -1;
+	else if (f1.re > f2.re)
+	    result = 1;
+	else if (f1.im < f2.im)
+	    result = -1;
+	else if (f1.im > f2.im)
+	    result = 1;
+	else
+	    result = 0;
+        return result;
+    }
+
+    int equals(void *p1, void *p2)
+    {
+	return _equals(*cast(cfloat *)p1, *cast(cfloat *)p2);
+    }
+
+    int compare(void *p1, void *p2)
+    {
+	return _compare(*cast(cfloat *)p1, *cast(cfloat *)p2);
+    }
+
+    size_t tsize()
+    {
+	return cfloat.sizeof;
+    }
+
+    void swap(void *p1, void *p2)
+    {
+	cfloat t;
+
+	t = *cast(cfloat *)p1;
+	*cast(cfloat *)p1 = *cast(cfloat *)p2;
+	*cast(cfloat *)p2 = t;
+    }
+
+    void[] init()
+    {	static cfloat r;
+
+	return (cast(cfloat *)&r)[0 .. 1];
+    }
+}
+