On 18.07.2014 08:56, Eric Anholt wrote:
> I found myself often wanting this when I'm printing out a uint32_t mapping
> of some GPU data, and I want to put in an interpretation of that value as
> a float.
> ---
> src/gallium/auxiliary/util/u_math.h | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/src/gallium/auxiliary/util/u_math.h
> b/src/gallium/auxiliary/util/u_math.h
> index b9ed197..68ca3f2 100644
> --- a/src/gallium/auxiliary/util/u_math.h
> +++ b/src/gallium/auxiliary/util/u_math.h
> @@ -616,6 +616,14 @@ fui( float f )
> return fi.ui;
> }
>
> +static INLINE float
> +uif(uint32_t ui)
> +{
> + union fi fi;
> + fi.ui = ui;
> + return fi.f;
> +}
> +
>
> /**
> * Convert ubyte to float in [0, 1].
>
Reviewed-by: Michel Dänzer <michel.daen...@amd.com>
The GBM changes look good to me as well.
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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