Reviewed-by: Jason Ekstrand <ja...@jlekstrand.net>
On Tue, Jul 18, 2017 at 1:46 AM, Topi Pohjolainen <
topi.pohjolai...@gmail.com> wrote:
> Signed-off-by: Topi Pohjolainen <topi.pohjolai...@intel.com>
> ---
> src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> index 879036ce77..a0b129adb4 100644
> --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> @@ -1435,9 +1435,22 @@ intel_miptree_get_image_offset(const struct
> intel_mipmap_tree *mt,
> GLuint level, GLuint slice,
> GLuint *x, GLuint *y)
> {
> + if (level == 0 && slice == 0) {
> + *x = mt->level[0].level_x;
> + *y = mt->level[0].level_y;
> + return;
> + }
> +
> if (mt->surf.size > 0) {
> uint32_t x_offset_sa, y_offset_sa;
>
> + /* Miptree itself can have an offset only if it represents a single
> + * slice in an imported buffer object.
> + * See intel_miptree_create_for_dri_image().
> + */
> + assert(mt->level[0].level_x == 0);
> + assert(mt->level[0].level_y == 0);
> +
> /* Given level is relative to level zero while the miptree may be
> * represent just a subset of all levels starting from
> 'first_level'.
> */
> --
> 2.11.0
>
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>
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