[Mesa-dev] [PATCH] glxinfo: Add support for GLX_MESA_query_renderer

[Brian Paul]

On 01/12/2015 12:27 PM, Adam Jackson wrote:
> This just queries our context, it doesn't attempt to enumerate all the
> available renderers.
>
> Signed-off-by: Adam Jackson <ajax at redhat.com>
> ---
>   src/xdemos/glxinfo.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 49 insertions(+)
>
> diff --git a/src/xdemos/glxinfo.c b/src/xdemos/glxinfo.c
> index 779aaa7..b75886a 100644
> --- a/src/xdemos/glxinfo.c
> +++ b/src/xdemos/glxinfo.c
> @@ -342,6 +342,53 @@ choose_xvisinfo(Display *dpy, int scrnum)
>   }
>
>
> +static void
> +query_renderer(void)
> +{
> +#ifdef GLX_MESA_query_renderer
> +    PFNGLXQUERYCURRENTRENDERERINTEGERMESAPROC queryInteger;
> +    PFNGLXQUERYCURRENTRENDERERSTRINGMESAPROC queryString;
> +    unsigned int v[3];
> +
> +    queryInteger = (PFNGLXQUERYCURRENTRENDERERINTEGERMESAPROC)
> +	glXGetProcAddressARB((const GLubyte *)
> +			     "glXQueryCurrentRendererIntegerMESA");
> +    queryString = (PFNGLXQUERYCURRENTRENDERERSTRINGMESAPROC)
> +	glXGetProcAddressARB((const GLubyte *)
> +			     "glXQueryCurrentRendererStringMESA");
> +
> +    printf("Extended renderer info (GLX_MESA_query_renderer):\n");
> +    queryInteger(GLX_RENDERER_VENDOR_ID_MESA, v);
> +    printf("    Vendor: %s (0x%x)\n",
> +	   queryString(GLX_RENDERER_VENDOR_ID_MESA), *v);
> +    queryInteger(GLX_RENDERER_DEVICE_ID_MESA, v);
> +    printf("    Device: %s (0x%x)\n",
> +	   queryString(GLX_RENDERER_DEVICE_ID_MESA), *v);
> +    queryInteger(GLX_RENDERER_VERSION_MESA, v);
> +    printf("    Version: %d.%d.%d\n", v[0], v[1], v[2]);
> +    queryInteger(GLX_RENDERER_ACCELERATED_MESA, v);
> +    printf("    Accelerated: %s\n", *v ? "yes" : "no");
> +    queryInteger(GLX_RENDERER_VIDEO_MEMORY_MESA, v);
> +    printf("    Video memory: %dMB\n", *v);
> +    queryInteger(GLX_RENDERER_UNIFIED_MEMORY_ARCHITECTURE_MESA, v);
> +    printf("    Unified memory: %s\n", *v ? "yes" : "no");
> +    queryInteger(GLX_RENDERER_PREFERRED_PROFILE_MESA, v);
> +    printf("    Preferred profile: %s (0x%x)\n",
> +	   *v == GLX_CONTEXT_CORE_PROFILE_BIT_ARB ? "core" :
> +	   *v == GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB ? "compat" :
> +	   "unknown", *v);
> +    queryInteger(GLX_RENDERER_OPENGL_CORE_PROFILE_VERSION_MESA, v);
> +    printf("    Max core profile version: %d.%d\n", v[0], v[1]);
> +    queryInteger(GLX_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION_MESA, v);
> +    printf("    Max compat profile version: %d.%d\n", v[0], v[1]);
> +    queryInteger(GLX_RENDERER_OPENGL_ES_PROFILE_VERSION_MESA, v);
> +    printf("    Max GLES1 profile version: %d.%d\n", v[0], v[1]);
> +    queryInteger(GLX_RENDERER_OPENGL_ES2_PROFILE_VERSION_MESA, v);
> +    printf("    Max GLES[23] profile version: %d.%d\n", v[0], v[1]);
> +#endif
> +}
> +
> +
>   static Bool
>   print_screen_info(Display *dpy, int scrnum, Bool allowDirect,
>                     Bool coreProfile, Bool es2Profile, Bool limits,
> @@ -493,6 +540,8 @@ print_screen_info(Display *dpy, int scrnum, Bool allowDirect,
>            printf("GLX version: %u.%u\n", glxVersionMajor, glxVersionMinor);
>            printf("GLX extensions:\n");
>            print_extension_list(glxExtensions, singleLine);
> +	 if (strstr(glxExtensions, "GLX_MESA_query_renderer"))
> +	     query_renderer();
>            printf("OpenGL vendor string: %s\n", glVendor);
>            printf("OpenGL renderer string: %s\n", glRenderer);
>         } else
>

Looks OK to me.   Reviewed-by: Brian Paul <brianp at vmware.com>