[Mesa-stable] [PATCH V2] mesa: Add a helper function _mesa_is_enum_format_unsized()

[Jason Ekstrand]

Yeah, that looks better.
Reviewed-by: Jason Ekstrand <jason.ekstrand at intel.com>


On Thu, Jul 31, 2014 at 4:30 PM, Anuj Phogat <anuj.phogat at gmail.com> wrote:

> Function is utilized by next patch in the series.
>
> V2: Add missing formats.
>
> Cc: <mesa-stable at lists.freedesktop.org>
> Signed-off-by: Anuj Phogat <anuj.phogat at gmail.com>
> ---
>  src/mesa/main/glformats.c | 56
> +++++++++++++++++++++++++++++++++++++++++++++++
>  src/mesa/main/glformats.h |  3 +++
>  2 files changed, 59 insertions(+)
>
> diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
> index a0c7170..77eee4f 100644
> --- a/src/mesa/main/glformats.c
> +++ b/src/mesa/main/glformats.c
> @@ -354,6 +354,62 @@ _mesa_bytes_per_vertex_attrib(GLint comps, GLenum
> type)
>  }
>
>  /**
> + * Test if the given format is unsized.
> + */
> +GLboolean
> +_mesa_is_enum_format_unsized(GLenum format)
> +{
> +   switch (format) {
> +   case GL_RGBA:
> +   case GL_BGRA:
> +   case GL_ABGR_EXT:
> +   case GL_RGB:
> +   case GL_BGR:
> +   case GL_RG:
> +   case GL_RED:
> +   case GL_GREEN:
> +   case GL_BLUE:
> +   case GL_ALPHA:
> +   case GL_INTENSITY:
> +   case GL_LUMINANCE:
> +   case GL_LUMINANCE_ALPHA:
> +
> +   case GL_SRGB:
> +   case GL_SRGB_ALPHA:
> +   case GL_SLUMINANCE:
> +   case GL_SLUMINANCE_ALPHA:
> +
> +   case GL_RGBA_SNORM:
> +   case GL_RGB_SNORM:
> +   case GL_RG_SNORM:
> +   case GL_RED_SNORM:
> +   case GL_ALPHA_SNORM:
> +   case GL_INTENSITY_SNORM:
> +   case GL_LUMINANCE_SNORM:
> +   case GL_LUMINANCE_ALPHA_SNORM:
> +
> +   case GL_RED_INTEGER:
> +   case GL_GREEN_INTEGER:
> +   case GL_BLUE_INTEGER:
> +   case GL_ALPHA_INTEGER:
> +   case GL_RGB_INTEGER:
> +   case GL_RGBA_INTEGER:
> +   case GL_BGR_INTEGER:
> +   case GL_BGRA_INTEGER:
> +   case GL_RG_INTEGER:
> +   case GL_LUMINANCE_INTEGER_EXT:
> +   case GL_LUMINANCE_ALPHA_INTEGER_EXT:
> +
> +   case GL_DEPTH_COMPONENT:
> +   case GL_DEPTH_STENCIL:
> +   case GL_STENCIL_INDEX:
> +      return GL_TRUE;
> +   default:
> +      return GL_FALSE;
> +   }
> +}
> +
> +/**
>   * Test if the given format is a SNORM (signed-normalized) format.
>   */
>  GLboolean
> diff --git a/src/mesa/main/glformats.h b/src/mesa/main/glformats.h
> index 76e9a24..6c553ae 100644
> --- a/src/mesa/main/glformats.h
> +++ b/src/mesa/main/glformats.h
> @@ -57,6 +57,9 @@ extern GLboolean
>  _mesa_is_type_unsigned(GLenum type);
>
>  extern GLboolean
> +_mesa_is_enum_format_unsized(GLenum format);
> +
> +extern GLboolean
>  _mesa_is_enum_format_snorm(GLenum format);
>
>  extern GLboolean
> --
> 1.9.3
>
>
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