diff options
| author | Eric Anholt <[email protected]> | 2012-02-14 21:48:43 -0800 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2012-02-21 11:54:06 -0800 |
| commit | 71d71d5e891570e8516c65471939a2ebdc07282a (patch) | |
| tree | d373c0690b4ee1ebfb46390608b8c0e855c662c1 /src/mesa/drivers/dri/i965/gen6_wm_state.c | |
| parent | f0cecd43d6b6d3f5def3fd43b9c95baaf3be9b16 (diff) | |
i965: Compute required barycentric interp modes once at FS compile time.
Improves VS state change microbenchmark performance 1.78817% +/-
0.556878% (n=25).
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa/drivers/dri/i965/gen6_wm_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen6_wm_state.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/gen6_wm_state.c b/src/mesa/drivers/dri/i965/gen6_wm_state.c index 205e6480e07..fd1eca45049 100644 --- a/src/mesa/drivers/dri/i965/gen6_wm_state.c +++ b/src/mesa/drivers/dri/i965/gen6_wm_state.c @@ -99,9 +99,6 @@ upload_wm_state(struct brw_context *brw) brw_fragment_program_const(brw->fragment_program); uint32_t dw2, dw4, dw5, dw6; - /* _NEW_LIGHT */ - bool flat_shade = (ctx->Light.ShadeModel == GL_FLAT); - /* CACHE_NEW_WM_PROG */ if (brw->wm.prog_data->nr_params == 0) { /* Disable the push constant buffers. */ @@ -173,7 +170,8 @@ upload_wm_state(struct brw_context *brw) dw5 |= GEN6_WM_USES_SOURCE_DEPTH | GEN6_WM_USES_SOURCE_W; if (fp->program.Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) dw5 |= GEN6_WM_COMPUTED_DEPTH; - dw6 |= brw_compute_barycentric_interp_modes(flat_shade, &fp->program) << + /* CACHE_NEW_WM_PROG */ + dw6 |= brw->wm.prog_data->barycentric_interp_modes << GEN6_WM_BARYCENTRIC_INTERPOLATION_MODE_SHIFT; /* _NEW_COLOR */ @@ -210,7 +208,6 @@ upload_wm_state(struct brw_context *brw) const struct brw_tracked_state gen6_wm_state = { .dirty = { .mesa = (_NEW_LINE | - _NEW_LIGHT | _NEW_COLOR | _NEW_BUFFERS | _NEW_PROGRAM_CONSTANTS | |