diff options
author | Keith Whitwell <[email protected]> | 2010-01-11 12:06:51 +0000 |
---|---|---|
committer | Keith Whitwell <[email protected]> | 2010-01-11 12:12:59 +0000 |
commit | 86f450060debebd66dd5fb72f83800d7634efeaa (patch) | |
tree | 9042a96f8a3257bfa3a624ba157bcf7279ba8028 /src/gallium/drivers | |
parent | ad74ea286951634d49d500f2e5ce740072794fe2 (diff) |
llvmpipe: force constant interpolation of flatshade colors
Nice speedup for gears.
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_interp.c | 11 | ||||
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_interp.h | 1 | ||||
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state.h | 6 | ||||
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state_derived.c | 1 | ||||
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state_fs.c | 7 |
5 files changed, 21 insertions, 5 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_interp.c b/src/gallium/drivers/llvmpipe/lp_bld_interp.c index daedf40d558..a6acaead887 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld_interp.c +++ b/src/gallium/drivers/llvmpipe/lp_bld_interp.c @@ -316,6 +316,7 @@ pos_update(struct lp_build_interp_soa_context *bld, int quad_index) void lp_build_interp_soa_init(struct lp_build_interp_soa_context *bld, const struct tgsi_token *tokens, + boolean flatshade, LLVMBuilderRef builder, struct lp_type type, LLVMValueRef a0_ptr, @@ -358,7 +359,15 @@ lp_build_interp_soa_init(struct lp_build_interp_soa_context *bld, for( attrib = first; attrib <= last; ++attrib ) { bld->mask[1 + attrib] = mask; - bld->mode[1 + attrib] = decl->Declaration.Interpolate; + + /* XXX: have mesa set INTERP_CONSTANT in the fragment + * shader. + */ + if (decl->Semantic.Name == TGSI_SEMANTIC_COLOR && + flatshade) + bld->mode[1 + attrib] = TGSI_INTERPOLATE_CONSTANT; + else + bld->mode[1 + attrib] = decl->Declaration.Interpolate; } bld->num_attribs = MAX2(bld->num_attribs, 1 + last + 1); diff --git a/src/gallium/drivers/llvmpipe/lp_bld_interp.h b/src/gallium/drivers/llvmpipe/lp_bld_interp.h index e2b3bc1bf0b..ca958cdf343 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld_interp.h +++ b/src/gallium/drivers/llvmpipe/lp_bld_interp.h @@ -79,6 +79,7 @@ struct lp_build_interp_soa_context void lp_build_interp_soa_init(struct lp_build_interp_soa_context *bld, const struct tgsi_token *tokens, + boolean flatshade, LLVMBuilderRef builder, struct lp_type type, LLVMValueRef a0_ptr, diff --git a/src/gallium/drivers/llvmpipe/lp_state.h b/src/gallium/drivers/llvmpipe/lp_state.h index cb240cb6e55..4c6747bb2b6 100644 --- a/src/gallium/drivers/llvmpipe/lp_state.h +++ b/src/gallium/drivers/llvmpipe/lp_state.h @@ -66,12 +66,12 @@ struct lp_fragment_shader; struct lp_fragment_shader_variant_key { - enum pipe_format zsbuf_format; - unsigned nr_cbufs; - struct pipe_depth_state depth; struct pipe_alpha_state alpha; struct pipe_blend_state blend; + enum pipe_format zsbuf_format; + unsigned nr_cbufs:8; + unsigned flatshade:1; struct { ubyte colormask; diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c index af02fcfec90..632cafa2e6e 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_derived.c +++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c @@ -159,6 +159,7 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe ) if (llvmpipe->dirty & (LP_NEW_FS | LP_NEW_BLEND | LP_NEW_DEPTH_STENCIL_ALPHA | + LP_NEW_RASTERIZER | LP_NEW_SAMPLER | LP_NEW_TEXTURE)) llvmpipe_update_fs( llvmpipe ); diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c index 01912d6ea2d..7ce72027770 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_fs.c +++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c @@ -718,7 +718,10 @@ generate_fragment(struct llvmpipe_context *lp, generate_pos0(builder, x, y, &x0, &y0); - lp_build_interp_soa_init(&interp, shader->base.tokens, builder, fs_type, + lp_build_interp_soa_init(&interp, + shader->base.tokens, + key->flatshade, + builder, fs_type, a0_ptr, dadx_ptr, dady_ptr, x0, y0); @@ -958,6 +961,8 @@ make_variant_key(struct llvmpipe_context *lp, key->alpha.func = lp->depth_stencil->alpha.func; /* alpha.ref_value is passed in jit_context */ + key->flatshade = lp->rasterizer->flatshade; + if (lp->framebuffer.nr_cbufs) { memcpy(&key->blend, lp->blend, sizeof key->blend); } |