On Wed, Jun 18, 2014 at 11:32 PM, Axel Davy <axel.d...@ens.fr> wrote:
> In the case of XWayland, there's no accelerated indirect rendering.
> For example GLX_ARB_create_context is not advertised by the server,
> and according to the spec, we are not allowed to advertise it
> to the application because of that.
>
> This env var makes Mesa ignore this restriction, and
> a GLX extension is advertised whenever the client supports it.
>
> Signed-off-by: Axel Davy <axel.d...@ens.fr>
> ---
> src/glx/glxextensions.c | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/src/glx/glxextensions.c b/src/glx/glxextensions.c
> index ce5d66d..34cb6d0 100644
> --- a/src/glx/glxextensions.c
> +++ b/src/glx/glxextensions.c
> @@ -566,10 +566,15 @@ __glXCalculateUsableExtensions(struct glx_screen * psc,
> GLboolean display_is_direct_capable,
> int minor_version)
> {
> + const char *ignore_server_restrictions = getenv("IGNORE_SERVER");
I think such variables tend to have some sort of prefix. GLX_ seems to
make sense here... or MESA_.
> + unsigned char should_ignore_server_restrictions = 0;
> unsigned char server_support[8];
> unsigned char usable[8];
> unsigned i;
>
> + if (ignore_server_restrictions && !strcmp(ignore_server_restrictions,"1"))
> + should_ignore_server_restrictions = 0xff;
> +
> __glXExtensionsCtr();
> __glXExtensionsCtrScreen(psc);
>
> @@ -617,7 +622,9 @@ __glXCalculateUsableExtensions(struct glx_screen * psc,
> | (client_glx_support[i] & psc->direct_support[i] &
> server_support[i])
> | (client_glx_support[i] & psc->direct_support[i] &
> - direct_glx_only[i]);
> + direct_glx_only[i])
> + | (client_glx_support[i] & psc->direct_support[i] &
> + should_ignore_server_restrictions);
> }
> }
> else {
> --
> 1.9.1
>
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