ac/nir: always round cube array layers

It seems this is still necessary if conformant_trunc_coord=true.

Fixes various dEQP-VK.texture.shadow.cube_array.* and
dEQP-VK.glsl.texture_functions.texture*samplercubearray* failures with
conformant_trunc_coord.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Cc: 23.2 <mesa-stable>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24137>
This commit is contained in:
Rhys Perry
2023-07-12 21:14:26 +01:00
committed by Marge Bot
parent e02f8b62af
commit d4b211bf1b
2 changed files with 3 additions and 2 deletions

View File

@@ -320,7 +320,7 @@ typedef struct {
enum amd_gfx_level gfx_level;
/* If true, round the layer component of the coordinates source to the nearest
* integer for all array ops.
* integer for all array ops. This is always done for cube array ops.
*/
bool lower_array_layer_round_even;

View File

@@ -176,7 +176,8 @@ lower_tex_coords(nir_builder *b, nir_tex_instr *tex, nir_ssa_def **coords,
const ac_nir_lower_tex_options *options)
{
bool progress = false;
if (options->lower_array_layer_round_even && tex->is_array && tex->op != nir_texop_lod)
if ((options->lower_array_layer_round_even || tex->sampler_dim == GLSL_SAMPLER_DIM_CUBE) &&
tex->is_array && tex->op != nir_texop_lod)
progress |= lower_array_layer_round_even(b, tex, coords);
if (tex->sampler_dim != GLSL_SAMPLER_DIM_CUBE &&