From: Keith Whitwell Date: Wed, 16 Apr 2008 09:03:18 +0000 (+0100) Subject: draw: make pt run pipeline when need_pipeline is true, not just when clipped X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a8582efaca35d09c8ca18918a243a9284583356d;p=mesa.git draw: make pt run pipeline when need_pipeline is true, not just when clipped --- diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h index c8cb96c8ba0..8ac061cc9f8 100644 --- a/src/gallium/auxiliary/draw/draw_private.h +++ b/src/gallium/auxiliary/draw/draw_private.h @@ -182,6 +182,12 @@ typedef void (*pt_fetch_func)( struct draw_context *draw, struct vbuf_render; + +#define PT_SHADE 0x1 +#define PT_CLIPTEST 0x2 +#define PT_PIPELINE 0x4 +#define PT_MAX_MIDDLE 0x8 + /** * Private context for the drawing module. */ @@ -219,15 +225,10 @@ struct draw_context unsigned hw_vertex_size; /* XXX: to be removed */ struct { - struct draw_pt_middle_end *fetch_emit; - struct draw_pt_middle_end *fetch_pipeline; - struct draw_pt_middle_end *fetch_shade_emit; - struct draw_pt_middle_end *fetch_shade_cliptest_pipeline_or_emit; + struct draw_pt_middle_end *opt[PT_MAX_MIDDLE]; } middle; struct { - struct draw_pt_front_end *noop; - struct draw_pt_front_end *split_arrays; struct draw_pt_front_end *vcache; } front; diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c index 3d2e7bf7b82..895224c9527 100644 --- a/src/gallium/auxiliary/draw/draw_pt.c +++ b/src/gallium/auxiliary/draw/draw_pt.c @@ -36,146 +36,58 @@ #include "draw/draw_pt.h" -#if 0 -static boolean too_many_elts( struct draw_context *draw, - unsigned elts ) -{ - return elts > (8 * 1024); -} -#endif - -static INLINE unsigned reduced_prim(unsigned prim) -{ - /*FIXME*/ - return prim; -} -static INLINE boolean good_prim(unsigned prim) -{ - /*FIXME*/ - return FALSE; -} +/* Overall we split things into: + * - frontend -- prepare fetch_elts, draw_elts - eg vcache + * - middle -- fetch, shade, cliptest, viewport + * - pipeline -- the prim pipeline: clipping, wide lines, etc + * - backend -- the vbuf_render provided by the driver. + */ boolean draw_pt_arrays(struct draw_context *draw, unsigned prim, unsigned start, unsigned count) { - const boolean pipeline = draw_need_pipeline(draw, prim); - const boolean cliptest = !draw->rasterizer->bypass_clipping; - const boolean shading = !draw->rasterizer->bypass_vs; struct draw_pt_front_end *frontend = NULL; struct draw_pt_middle_end *middle = NULL; + unsigned opt = 0; if (!draw->render) return FALSE; /*debug_printf("XXXXXXXXXX needs_pipeline = %d\n", pipeline);*/ - /* Overall we do: - * - frontend -- prepare fetch_elts, draw_elts - eg vcache - * - middle -- fetch, shade, cliptest, viewport - * - pipeline -- the prim pipeline: clipping, wide lines, etc - * - backend -- the vbuf_render provided by the driver. - */ - - if (shading && !draw->use_pt_shaders) - return FALSE; - - if (!cliptest && !pipeline && !shading) { - /* This is the 'passthrough' path: - */ - /* Fetch user verts, emit hw verts: - */ - middle = draw->pt.middle.fetch_emit; - } - else if (!cliptest && !shading) { - /* This is the 'passthrough' path targetting the pipeline backend. - */ - /* Fetch user verts, emit pipeline verts, run pipeline: - */ - middle = draw->pt.middle.fetch_pipeline; - } - else if (!cliptest && !pipeline) { - /* Fetch user verts, run vertex shader, emit hw verts: - */ - middle = draw->pt.middle.fetch_shade_emit; - } - else if (!pipeline) { - /* Even though !pipeline, we have to run it to get clipping. We - * do know that the pipeline is just the clipping operation, but - * that probably doesn't help much. - * - * This is going to be the most important path for a lot of - * swtnl cards. - */ - /* Fetch user verts, - * run vertex shader, - * cliptest and viewport trasform - * if no clipped vertices, - * emit hw verts - * else - * run pipline - */ - middle = draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit; - } - else { - /* This is what we're currently always doing: - */ - /* Fetch user verts, run vertex shader, cliptest, run pipeline - * or - * Fetch user verts, run vertex shader, run pipeline - */ - middle = draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit; + if (draw_need_pipeline(draw, prim)) { + opt |= PT_PIPELINE; } + if (!draw->rasterizer->bypass_clipping) { + opt |= PT_CLIPTEST; + } - /* If !pipeline, need to make sure we respect the driver's limited - * capabilites to receive blocks of vertex data and elements. - */ -#if 0 - if (!pipeline) { - unsigned vertex_mode = passthrough; - unsigned nr_verts = count_vertices( draw, start, count ); - unsigned hw_prim = prim; - - if (is_elts(draw)) { - frontend = draw->pt.front.vcache; - hw_prim = reduced_prim(prim); - } -#if 0 - if (too_many_verts(nr_verts)) { - /* if (is_verts(draw) && can_split(prim)) { - draw = draw_arrays_split; - } - else */ { - frontend = draw->pt.front.vcache; - hw_prim = reduced_prim(prim); - } - } -#endif + if (!draw->rasterizer->bypass_vs) { + opt |= PT_SHADE; - if (too_many_elts(count)) { + if (!draw->use_pt_shaders) + return FALSE; + } - /* if (is_elts(draw) && can_split(prim)) { - draw = draw_elts_split; - } - else */ { - frontend = draw->pt.front.vcache; - hw_prim = reduced_prim(prim); - } - } - if (!good_prim(hw_prim)) { - frontend = draw->pt.front.vcache; - } + if (draw->pt.middle.opt[opt] == NULL) { + opt = PT_PIPELINE | PT_CLIPTEST | PT_SHADE; } -#else + + middle = draw->pt.middle.opt[opt]; + assert(middle); + + /* May create a short-circuited version of this for small primitives: + */ frontend = draw->pt.front.vcache; -#endif - frontend->prepare( frontend, prim, middle ); + + frontend->prepare( frontend, prim, middle, opt ); frontend->run( frontend, draw_pt_elt_func( draw ), @@ -190,21 +102,19 @@ draw_pt_arrays(struct draw_context *draw, boolean draw_pt_init( struct draw_context *draw ) { - draw->pt.middle.fetch_emit = draw_pt_fetch_emit( draw ); - if (!draw->pt.middle.fetch_emit) - return FALSE; - - draw->pt.middle.fetch_pipeline = draw_pt_fetch_pipeline( draw ); - if (!draw->pt.middle.fetch_pipeline) + draw->pt.front.vcache = draw_pt_vcache( draw ); + if (!draw->pt.front.vcache) return FALSE; - draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit = + draw->pt.middle.opt[0] = draw_pt_fetch_emit( draw ); + draw->pt.middle.opt[PT_PIPELINE] = draw_pt_fetch_pipeline( draw ); +// draw->pt.middle.opt[PT_SHADE] = draw_pt_shade_emit( draw ); +// draw->pt.middle.opt[PT_SHADE | PT_PIPELINE] = draw_pt_shade_pipeline( draw ); +// draw->pt.middle.opt[PT_SHADE | PT_CLIPTEST] = draw_pt_shade_clip_either( draw ); + draw->pt.middle.opt[PT_SHADE | PT_CLIPTEST | PT_PIPELINE] = draw_pt_fetch_pipeline_or_emit( draw ); - if (!draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit) - return FALSE; - draw->pt.front.vcache = draw_pt_vcache( draw ); - if (!draw->pt.front.vcache) + if (!draw->pt.middle.opt[PT_SHADE | PT_CLIPTEST | PT_PIPELINE]) return FALSE; return TRUE; @@ -213,21 +123,13 @@ boolean draw_pt_init( struct draw_context *draw ) void draw_pt_destroy( struct draw_context *draw ) { - if (draw->pt.middle.fetch_emit) { - draw->pt.middle.fetch_emit->destroy( draw->pt.middle.fetch_emit ); - draw->pt.middle.fetch_emit = NULL; - } + int i; - if (draw->pt.middle.fetch_pipeline) { - draw->pt.middle.fetch_pipeline->destroy( draw->pt.middle.fetch_pipeline ); - draw->pt.middle.fetch_pipeline = NULL; - } - - if (draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit) { - draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit->destroy( - draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit ); - draw->pt.middle.fetch_shade_cliptest_pipeline_or_emit = NULL; - } + for (i = 0; i < PT_MAX_MIDDLE; i++) + if (draw->pt.middle.opt[i]) { + draw->pt.middle.opt[i]->destroy( draw->pt.middle.opt[i] ); + draw->pt.middle.opt[i] = NULL; + } if (draw->pt.front.vcache) { draw->pt.front.vcache->destroy( draw->pt.front.vcache ); diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h index 48413b648a6..08afb606457 100644 --- a/src/gallium/auxiliary/draw/draw_pt.h +++ b/src/gallium/auxiliary/draw/draw_pt.h @@ -64,7 +64,8 @@ struct draw_context; struct draw_pt_front_end { void (*prepare)( struct draw_pt_front_end *, unsigned prim, - struct draw_pt_middle_end * ); + struct draw_pt_middle_end *, + unsigned opt ); void (*run)( struct draw_pt_front_end *, pt_elt_func elt_func, @@ -90,7 +91,8 @@ struct draw_pt_front_end { */ struct draw_pt_middle_end { void (*prepare)( struct draw_pt_middle_end *, - unsigned prim ); + unsigned prim, + unsigned opt ); void (*run)( struct draw_pt_middle_end *, const unsigned *fetch_elts, diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c index 3a26a5d7123..1a9d331a065 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c @@ -164,7 +164,8 @@ fetch_store_general( struct fetch_emit_middle_end *feme, static void fetch_emit_prepare( struct draw_pt_middle_end *middle, - unsigned prim ) + unsigned prim, + unsigned opt ) { struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle; struct draw_context *draw = feme->draw; diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_pipeline.c b/src/gallium/auxiliary/draw/draw_pt_fetch_pipeline.c index a70d129c93c..db6d6c76ea7 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_pipeline.c @@ -209,7 +209,8 @@ fetch_store_general( struct fetch_pipeline_middle_end *fpme, * */ static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle, - unsigned prim ) + unsigned prim, + unsigned opt ) { struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; struct draw_context *draw = fpme->draw; diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c index 2d83e11940f..52be4a64aa6 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -42,11 +42,13 @@ struct fetch_pipeline_middle_end { unsigned pipeline_vertex_size; unsigned prim; + unsigned opt; }; static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle, - unsigned prim ) + unsigned prim, + unsigned opt ) { struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; struct draw_context *draw = fpme->draw; @@ -57,6 +59,7 @@ static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle, struct translate_key hw_key; fpme->prim = prim; + fpme->opt = opt; ok = draw->render->set_primitive(draw->render, prim); if (!ok) { @@ -157,6 +160,7 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, struct draw_context *draw = fpme->draw; struct draw_vertex_shader *shader = draw->vertex_shader; char *pipeline_verts; + unsigned pipeline = PT_PIPELINE; pipeline_verts = MALLOC(fpme->pipeline_vertex_size * fetch_count); @@ -170,9 +174,17 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, /* Shade */ shader->prepare(shader, draw); + if (shader->run(shader, draw, fetch_elts, fetch_count, pipeline_verts, - fpme->pipeline_vertex_size)) { - /* Run the pipeline */ + fpme->pipeline_vertex_size)) + { + pipeline |= PT_CLIPTEST; + } + + + /* Do we need to run the pipeline? + */ + if (fpme->opt & pipeline) { draw_pt_run_pipeline( fpme->draw, fpme->prim, pipeline_verts, diff --git a/src/gallium/auxiliary/draw/draw_pt_vcache.c b/src/gallium/auxiliary/draw/draw_pt_vcache.c index 107dcfc269c..5561f2b6fb4 100644 --- a/src/gallium/auxiliary/draw/draw_pt_vcache.c +++ b/src/gallium/auxiliary/draw/draw_pt_vcache.c @@ -448,7 +448,8 @@ static unsigned reduced_prim[PIPE_PRIM_POLYGON + 1] = { static void vcache_prepare( struct draw_pt_front_end *frontend, unsigned prim, - struct draw_pt_middle_end *middle ) + struct draw_pt_middle_end *middle, + unsigned opt ) { struct vcache_frontend *vcache = (struct vcache_frontend *)frontend; @@ -464,7 +465,7 @@ static void vcache_prepare( struct draw_pt_front_end *frontend, vcache->output_prim = reduced_prim[prim]; vcache->middle = middle; - middle->prepare( middle, vcache->output_prim ); + middle->prepare( middle, vcache->output_prim, opt ); }