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i965/wm: Don't sample lossless compressed as multisampled

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Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
This commit is contained in:
Topi Pohjolainen 2016-04-18 21:47:23 +03:00
parent 683dda0083
commit cda8c2a911
1 changed files with 5 additions and 1 deletions
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6
src/mesa/drivers/dri/i965/brw_wm.c
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@ -361,8 +361,12 @@ brw_populate_sampler_prog_key_data(struct gl_context *ctx,
struct intel_texture_object *intel_tex =
intel_texture_object((struct gl_texture_object *)t);
/* From gen9 onwards some single sampled buffers can also be
* compressed. These don't need ld2dms sampling along with mcs fetch.
*/
if (brw->gen >= 7 &&
intel_tex->mt->msaa_layout == INTEL_MSAA_LAYOUT_CMS) {
intel_tex->mt->msaa_layout == INTEL_MSAA_LAYOUT_CMS &&
intel_tex->mt->num_samples > 1) {
key->compressed_multisample_layout_mask |= 1 << s;
if (intel_tex->mt->num_samples >= 16) {