diff options
| author | Eric Anholt <eric@anholt.net> | 2014-04-25 16:39:18 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2014-04-30 14:33:21 -0700 |
| commit | 60c5f9716c90090f41e0796e93cc60a297fa883b (patch) | |
| tree | 28e36c42c0eea0089e09a00e8a186e287470bea3 /src/mesa/drivers/dri/i965/gen8_ps_state.c | |
| parent | 973345fc2389e7f74b8732052e781672c4e135c2 (diff) | |
| download | external_mesa3d-60c5f9716c90090f41e0796e93cc60a297fa883b.zip external_mesa3d-60c5f9716c90090f41e0796e93cc60a297fa883b.tar.gz external_mesa3d-60c5f9716c90090f41e0796e93cc60a297fa883b.tar.bz2 | |
i965: Track the number of samples in the drawbuffer.
This keeps us from having to emit the nonpipelined state packet on every
FBO binding.
-4.42003% +/- 1.09961% effect on cairo-perf-trace runtime on glamor (n=110).
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/mesa/drivers/dri/i965/gen8_ps_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen8_ps_state.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/gen8_ps_state.c b/src/mesa/drivers/dri/i965/gen8_ps_state.c index 7d8f954..8d9ad64 100644 --- a/src/mesa/drivers/dri/i965/gen8_ps_state.c +++ b/src/mesa/drivers/dri/i965/gen8_ps_state.c @@ -65,8 +65,8 @@ upload_ps_extra(struct brw_context *brw) if (fp->program.Base.InputsRead & VARYING_BIT_POS) dw1 |= GEN8_PSX_USES_SOURCE_DEPTH | GEN8_PSX_USES_SOURCE_W; - /* _NEW_BUFFERS | _NEW_MULTISAMPLE */ - bool multisampled_fbo = ctx->DrawBuffer->Visual.samples > 1; + /* BRW_NEW_NUM_SAMPLES | _NEW_MULTISAMPLE */ + bool multisampled_fbo = brw->num_samples > 1; if (multisampled_fbo && _mesa_get_min_invocations_per_fragment(ctx, &fp->program, false) > 1) dw1 |= GEN8_PSX_SHADER_IS_PER_SAMPLE; @@ -85,8 +85,8 @@ upload_ps_extra(struct brw_context *brw) const struct brw_tracked_state gen8_ps_extra = { .dirty = { - .mesa = _NEW_BUFFERS | _NEW_MULTISAMPLE, - .brw = BRW_NEW_CONTEXT | BRW_NEW_FRAGMENT_PROGRAM, + .mesa = _NEW_MULTISAMPLE, + .brw = BRW_NEW_CONTEXT | BRW_NEW_FRAGMENT_PROGRAM | BRW_NEW_NUM_SAMPLES, .cache = 0, }, .emit = upload_ps_extra, |