[Mesa-dev] [PATCH] st/mesa: ensure that images don't try to reference non-existent levels
Timothy Arceri
tarceri at itsqueeze.com
Thu Mar 1 09:04:25 UTC 2018
This causes the CTS tests to assert on radeonsi where they previously
passed. If that expected?
On 27/02/18 16:19, Ilia Mirkin wrote:
> Ideally the st_finalize_texture call would take care of that, but it
> doesn't seem to with KHR-GL45.shader_image_size.advanced-nonMS-*. This
> assertions makes sure that no such values are passed to the driver.
>
> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> ---
>
> This will trigger asserts in CTS, but I think that's better than feeding
> broken values to driver backends.
>
> src/mesa/state_tracker/st_atom_image.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/src/mesa/state_tracker/st_atom_image.c b/src/mesa/state_tracker/st_atom_image.c
> index 1c4980173f4..421c926cf04 100644
> --- a/src/mesa/state_tracker/st_atom_image.c
> +++ b/src/mesa/state_tracker/st_atom_image.c
> @@ -97,6 +97,7 @@ st_convert_image(const struct st_context *st, const struct gl_image_unit *u,
>
> img->resource = stObj->pt;
> img->u.tex.level = u->Level + stObj->base.MinLevel;
> + assert(img->u.tex.level <= img->resource->last_level);
> if (stObj->pt->target == PIPE_TEXTURE_3D) {
> if (u->Layered) {
> img->u.tex.first_layer = 0;
>
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