[Mesa-stable] [Mesa-dev] [PATCH 6/7] mesa: Validate the layer selection of an array texture too

Marek Olšák maraeo at gmail.com
Wed Jul 31 15:07:03 PDT 2013


I think we should also validate the layer for GL_TEXTURE_CUBE_MAP_ARRAY.

Marek

On Wed, Jul 31, 2013 at 10:29 PM, Ian Romanick <idr at freedesktop.org> wrote:
> From: Ian Romanick <ian.d.romanick at intel.com>
>
> Previously only the slice of a 3D texture was validated in the FBO
> completeness check.  This fixes the failure in the 'invalid layer of an
> array texture' subtest of piglit's fbo-incomplete test.
>
> v2: 1D_ARRAY textures have Depth == 1.  Instead, compare against Height.
>
> Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
> Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
> Cc: mesa-stable at lists.freedesktop.org
> ---
>  src/mesa/main/fbobject.c | 27 +++++++++++++++++++++++----
>  1 file changed, 23 insertions(+), 4 deletions(-)
>
> diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
> index 1225fea..bed7a68 100644
> --- a/src/mesa/main/fbobject.c
> +++ b/src/mesa/main/fbobject.c
> @@ -729,10 +729,29 @@ test_attachment_completeness(const struct gl_context *ctx, GLenum format,
>           att->Complete = GL_FALSE;
>           return;
>        }
> -      if (texObj->Target == GL_TEXTURE_3D && att->Zoffset >= texImage->Depth) {
> -         att_incomplete("bad z offset");
> -         att->Complete = GL_FALSE;
> -         return;
> +
> +      switch (texObj->Target) {
> +      case GL_TEXTURE_3D:
> +         if (att->Zoffset >= texImage->Depth) {
> +            att_incomplete("bad z offset");
> +            att->Complete = GL_FALSE;
> +            return;
> +         }
> +         break;
> +      case GL_TEXTURE_1D_ARRAY:
> +         if (att->Zoffset >= texImage->Height) {
> +            att_incomplete("bad 1D-array layer");
> +            att->Complete = GL_FALSE;
> +            return;
> +         }
> +         break;
> +      case GL_TEXTURE_2D_ARRAY:
> +         if (att->Zoffset >= texImage->Depth) {
> +            att_incomplete("bad 2D-array layer");
> +            att->Complete = GL_FALSE;
> +            return;
> +         }
> +         break;
>        }
>
>        baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
> --
> 1.8.1.4
>
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