On 05/09/2016 08:22 AM, Dave Airlie wrote:
> From: Dave Airlie <airl...@redhat.com>
>
> If we try to draw or query an XFB object that hasn't been bound,
> we shouldn't return any information.
>
> This fixes a couple if cases in:
> GL33-CTS.transform_feedback.api_errors_test
>
> The ObjectLabel test is inspired by another test.
>
> Signed-off-by: Dave Airlie <airl...@redhat.com>
> ---
> src/mesa/main/api_validate.c | 5 +++++
> src/mesa/main/objectlabel.c | 3 ++-
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/src/mesa/main/api_validate.c b/src/mesa/main/api_validate.c
> index 6ec65e5..7fa8f21 100644
> --- a/src/mesa/main/api_validate.c
> +++ b/src/mesa/main/api_validate.c
> @@ -665,6 +665,11 @@ _mesa_validate_DrawTransformFeedback(struct gl_context
> *ctx,
> return GL_FALSE;
> }
>
> + if (!obj->EverBound) {
> + _mesa_error(ctx, GL_INVALID_VALUE, "glDrawTransformFeedback*(name)");
> + return GL_FALSE;
> + }
> +
> if (stream >= ctx->Const.MaxVertexStreams) {
> _mesa_error(ctx, GL_INVALID_VALUE,
> "glDrawTransformFeedbackStream*(index>=MaxVertexStream)");
> diff --git a/src/mesa/main/objectlabel.c b/src/mesa/main/objectlabel.c
> index 5070b00..e4f42d0 100644
> --- a/src/mesa/main/objectlabel.c
> +++ b/src/mesa/main/objectlabel.c
> @@ -179,7 +179,8 @@ get_label_pointer(struct gl_context *ctx, GLenum
> identifier, GLuint name,
> struct gl_transform_feedback_object *tfo =
> _mesa_lookup_transform_feedback_object(ctx, name);
> if (tfo)
> - labelPtr = &tfo->Label;
> + if (tfo->EverBound)
> + labelPtr = &tfo->Label;
I think the style is either
if (tfo && tfo->EverBound)
or add some { }. With either change, this patch is
Reviewed-by: Ian Romanick <ian.d.roman...@intel.com>
> }
> break;
> case GL_SAMPLER:
>
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