[Mesa-dev] [PATCH 1/2] mesa: check for MESA_FORMAT_RGB9_E5_FLOAT in _mesa_is_format_signed()

[Marek Olšák]

Reviewed-by: Marek Olšák <marek.olsak at amd.com>

Marek

On Tue, Jan 7, 2014 at 5:35 PM, Brian Paul <brianp at vmware.com> wrote:
> This packed floating point format only stores positive values.
> ---
>  src/mesa/main/formats.c |    5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
> index eb2a07e..7e0ec23 100644
> --- a/src/mesa/main/formats.c
> +++ b/src/mesa/main/formats.c
> @@ -1972,8 +1972,9 @@ _mesa_is_format_unsigned(gl_format format)
>  GLboolean
>  _mesa_is_format_signed(gl_format format)
>  {
> -   if (format == MESA_FORMAT_R11_G11_B10_FLOAT) {
> -      /* this packed float format only stores unsigned values */
> +   if (format == MESA_FORMAT_R11_G11_B10_FLOAT ||
> +       format == MESA_FORMAT_RGB9_E5_FLOAT) {
> +      /* these packed float formats only store unsigned values */
>        return GL_FALSE;
>     }
>     else {
> --
> 1.7.10.4
>
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