diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_sf_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_sf_state.c | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_sf_state.c b/src/mesa/drivers/dri/i965/brw_sf_state.c index c99918724b..bc0f076073 100644 --- a/src/mesa/drivers/dri/i965/brw_sf_state.c +++ b/src/mesa/drivers/dri/i965/brw_sf_state.c @@ -113,7 +113,7 @@ struct brw_sf_unit_key { unsigned int nr_urb_entries, urb_size, sfsize; - GLenum front_face, cull_face; + GLenum front_face, cull_face, provoking_vertex; unsigned scissor:1; unsigned line_smooth:1; unsigned point_sprite:1; @@ -153,6 +153,9 @@ sf_unit_populate_key(struct brw_context *brw, struct brw_sf_unit_key *key) key->point_size = CLAMP(ctx->Point.Size, ctx->Point.MinSize, ctx->Point.MaxSize); key->point_attenuated = ctx->Point._Attenuated; + /* _NEW_LIGHT */ + key->provoking_vertex = ctx->Light.ProvokingVertex; + key->render_to_fbo = brw->intel.ctx.DrawBuffer->Name != 0; } @@ -162,7 +165,7 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key, { struct brw_sf_unit_state sf; dri_bo *bo; - + int chipset_max_threads; memset(&sf, 0, sizeof(sf)); sf.thread0.grf_reg_count = ALIGN(key->total_grf, 16) / 16 - 1; @@ -171,13 +174,26 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key, sf.thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754; sf.thread3.dispatch_grf_start_reg = 3; - sf.thread3.urb_entry_read_offset = 1; + + if (BRW_IS_IGDNG(brw)) + sf.thread3.urb_entry_read_offset = 3; + else + sf.thread3.urb_entry_read_offset = 1; + sf.thread3.urb_entry_read_length = key->urb_entry_read_length; sf.thread4.nr_urb_entries = key->nr_urb_entries; sf.thread4.urb_entry_allocation_size = key->sfsize - 1; - /* Each SF thread produces 1 PUE, and there can be up to 24 threads */ - sf.thread4.max_threads = MIN2(24, key->nr_urb_entries) - 1; + + /* Each SF thread produces 1 PUE, and there can be up to 24(Pre-IGDNG) or + * 48(IGDNG) threads + */ + if (BRW_IS_IGDNG(brw)) + chipset_max_threads = 48; + else + chipset_max_threads = 24; + + sf.thread4.max_threads = MIN2(chipset_max_threads, key->nr_urb_entries) - 1; if (INTEL_DEBUG & DEBUG_SINGLE_THREAD) sf.thread4.max_threads = 0; @@ -233,7 +249,7 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key, else if (sf.sf6.line_width <= 0x2) sf.sf6.line_width = 0; - /* _NEW_POINT */ + /* _NEW_BUFFERS */ key->render_to_fbo = brw->intel.ctx.DrawBuffer->Name != 0; if (!key->render_to_fbo) { /* Rendering to an OpenGL window */ @@ -263,6 +279,7 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key, } /* XXX clamp max depends on AA vs. non-AA */ + /* _NEW_POINT */ sf.sf7.sprite_point = key->point_sprite; sf.sf7.point_size = CLAMP(rint(key->point_size), 1, 255) * (1<<3); sf.sf7.use_point_size_state = !key->point_attenuated; @@ -270,9 +287,15 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key, /* might be BRW_NEW_PRIMITIVE if we have to adjust pv for polygons: */ - sf.sf7.trifan_pv = 2; - sf.sf7.linestrip_pv = 1; - sf.sf7.tristrip_pv = 2; + if (key->provoking_vertex == GL_LAST_VERTEX_CONVENTION) { + sf.sf7.trifan_pv = 2; + sf.sf7.linestrip_pv = 1; + sf.sf7.tristrip_pv = 2; + } else { + sf.sf7.trifan_pv = 1; + sf.sf7.linestrip_pv = 0; + sf.sf7.tristrip_pv = 0; + } sf.sf7.line_last_pixel_enable = 0; /* Set bias for OpenGL rasterization rules: @@ -286,6 +309,9 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key, &sf, sizeof(sf), NULL, NULL); + /* STATE_PREFETCH command description describes this state as being + * something loaded through the GPE (L2 ISC), so it's INSTRUCTION domain. + */ /* Emit SF program relocation */ dri_bo_emit_reloc(bo, I915_GEM_DOMAIN_INSTRUCTION, 0, @@ -326,9 +352,11 @@ static void upload_sf_unit( struct brw_context *brw ) const struct brw_tracked_state brw_sf_unit = { .dirty = { .mesa = (_NEW_POLYGON | + _NEW_LIGHT | _NEW_LINE | _NEW_POINT | - _NEW_SCISSOR), + _NEW_SCISSOR | + _NEW_BUFFERS), .brw = BRW_NEW_URB_FENCE, .cache = (CACHE_NEW_SF_VP | CACHE_NEW_SF_PROG) |