add phobos module std.halffloat ?

[Robert Jacques]

On Wed, 19 Dec 2012 13:48:29 -0600, Walter Bright  
<newshound2 at digitalmars.com> wrote:

> On 12/19/2012 2:22 AM, ponce wrote:
>> On Wednesday, 19 December 2012 at 07:30:54 UTC, Walter Bright
>> wrote:
>>> https://github.com/D-Programming-Language/phobos/pull/1018/files
>>
>>
>> If that ever helps, I implemented this fast conversion
>> ftp://www.fox-toolkit.org/pub/fasthalffloatconversion.pdf for a
>> half wrapper here:
>> https://github.com/p0nce/gfm/blob/master/math/half.d
>> It's woefully untested though.
>>
>> In 3D graphics efficiently converting float to half can speed up
>> vertex submission.
>
> The pdf file shows as corrupted.

It opens fine for me. (Win7/Adobe Reader 10.0.1)