[Mesa-dev] [PATCH 3/7] i965: Delete now dead persample_2x FS program key flag.

[Kenneth Graunke]

This was only used by the old gl_SampleID calculations.  The new code
doesn't need to handle 2x specially.

v2: Delete it from the Vulkan driver, too.

Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
---
 src/intel/vulkan/anv_pipeline.c          | 3 ---
 src/mesa/drivers/dri/i965/brw_compiler.h | 1 -
 src/mesa/drivers/dri/i965/brw_wm.c       | 4 ----
 3 files changed, 8 deletions(-)

diff --git a/src/intel/vulkan/anv_pipeline.c b/src/intel/vulkan/anv_pipeline.c
index a215a37..91fe302 100644
--- a/src/intel/vulkan/anv_pipeline.c
+++ b/src/intel/vulkan/anv_pipeline.c
@@ -287,9 +287,6 @@ populate_wm_prog_key(const struct brw_device_info *devinfo,
        * harmless to compute it and then let dead-code take care of it.
        */
       key->persample_shading = info->pMultisampleState->sampleShadingEnable;
-      if (key->persample_shading)
-         key->persample_2x = info->pMultisampleState->rasterizationSamples == 2;
-
       key->compute_pos_offset = info->pMultisampleState->sampleShadingEnable;
       key->compute_sample_id = info->pMultisampleState->sampleShadingEnable;
    }
diff --git a/src/mesa/drivers/dri/i965/brw_compiler.h b/src/mesa/drivers/dri/i965/brw_compiler.h
index a42583b..0a14d5d 100644
--- a/src/mesa/drivers/dri/i965/brw_compiler.h
+++ b/src/mesa/drivers/dri/i965/brw_compiler.h
@@ -243,7 +243,6 @@ struct brw_wm_prog_key {
    bool stats_wm:1;
    bool flat_shade:1;
    bool persample_shading:1;
-   bool persample_2x:1;
    unsigned nr_color_regions:5;
    bool replicate_alpha:1;
    bool render_to_fbo:1;
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index 78846dc..86e8cf4 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -252,8 +252,6 @@ brw_wm_debug_recompile(struct brw_context *brw,
                       old_key->flat_shade, key->flat_shade);
    found |= key_debug(brw, "per-sample shading",
                       old_key->persample_shading, key->persample_shading);
-   found |= key_debug(brw, "per-sample shading and 2x MSAA",
-                      old_key->persample_2x, key->persample_2x);
    found |= key_debug(brw, "number of color buffers",
                       old_key->nr_color_regions, key->nr_color_regions);
    found |= key_debug(brw, "MRT alpha test or alpha-to-coverage",
@@ -527,8 +525,6 @@ brw_wm_populate_key(struct brw_context *brw, struct brw_wm_prog_key *key)
    /* Ignore sample qualifier while computing this flag. */
    key->persample_shading =
       _mesa_get_min_invocations_per_fragment(ctx, &fp->program, true) > 1;
-   if (key->persample_shading)
-      key->persample_2x = _mesa_geometric_samples(ctx->DrawBuffer) == 2;
 
    key->compute_pos_offset =
       _mesa_get_min_invocations_per_fragment(ctx, &fp->program, false) > 1 &&
-- 
2.8.0