[Mesa-dev] [PATCH] mesa: try RGBA_FLOAT16 before RGBA_FLOAT32 when choosing A, L, LA, I formats

[Jose Fonseca]

Looks good to me.

Jose

----- Original Message -----
> To try to use less tex memory and maybe get better performance.
> Spotted by Roland Scheidegger.
> ---
>  src/mesa/main/texformat.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
> index d393873..259eb90 100644
> --- a/src/mesa/main/texformat.c
> +++ b/src/mesa/main/texformat.c
> @@ -323,6 +323,7 @@ _mesa_choose_tex_format( struct gl_context *ctx,
> GLint internalFormat,
>           case GL_ALPHA16F_ARB:
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_FLOAT32);
> +	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32);
>  	    break;
>           case GL_ALPHA32F_ARB:
> @@ -334,6 +335,7 @@ _mesa_choose_tex_format( struct gl_context *ctx,
> GLint internalFormat,
>           case GL_LUMINANCE16F_ARB:
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_FLOAT32);
> +	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32);
>  	    break;
>           case GL_LUMINANCE32F_ARB:
> @@ -345,6 +347,7 @@ _mesa_choose_tex_format( struct gl_context *ctx,
> GLint internalFormat,
>           case GL_LUMINANCE_ALPHA16F_ARB:
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32);
> +	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32);
>  	    break;
>           case GL_LUMINANCE_ALPHA32F_ARB:
> @@ -356,6 +359,7 @@ _mesa_choose_tex_format( struct gl_context *ctx,
> GLint internalFormat,
>           case GL_INTENSITY16F_ARB:
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_FLOAT32);
> +	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT16);
>  	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FLOAT32);
>  	    break;
>           case GL_INTENSITY32F_ARB:
> --
> 1.7.3.4
> 
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