From abb08e9335b5d7cb004dc9e6cec390ab6968abe5 Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Sat, 3 May 2008 22:32:17 -0400 Subject: [PATCH] implement linear emition and fetching and plug it in the varray paths --- src/gallium/auxiliary/draw/draw_pt.h | 18 ++++ src/gallium/auxiliary/draw/draw_pt_emit.c | 45 ++++++++++ src/gallium/auxiliary/draw/draw_pt_fetch.c | 36 ++++++++ .../draw/draw_pt_fetch_shade_pipeline.c | 88 +++++++++++++++++-- src/gallium/auxiliary/draw/draw_pt_varray.c | 26 +++++- .../auxiliary/draw/draw_pt_varray_tmp.h | 4 +- 6 files changed, 208 insertions(+), 9 deletions(-) diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h index 2dec376ceee..2f96ceaf00d 100644 --- a/src/gallium/auxiliary/draw/draw_pt.h +++ b/src/gallium/auxiliary/draw/draw_pt.h @@ -92,6 +92,12 @@ struct draw_pt_middle_end { const ushort *draw_elts, unsigned draw_count ); + void (*run_linear)(struct draw_pt_middle_end *, + unsigned fetch_start, + unsigned fetch_count, + const ushort *draw_elts, + unsigned draw_count); + void (*finish)( struct draw_pt_middle_end * ); void (*destroy)( struct draw_pt_middle_end * ); }; @@ -152,6 +158,13 @@ void draw_pt_emit( struct pt_emit *emit, const ushort *elts, unsigned count ); +void draw_pt_emit_linear( struct pt_emit *emit, + const float (*vertex_data)[4], + unsigned vertex_count, + unsigned stride, + unsigned start, + unsigned count ); + void draw_pt_emit_destroy( struct pt_emit *emit ); struct pt_emit *draw_pt_emit_create( struct draw_context *draw ); @@ -170,6 +183,11 @@ void draw_pt_fetch_run( struct pt_fetch *fetch, unsigned count, char *verts ); +void draw_pt_fetch_run_linear( struct pt_fetch *fetch, + unsigned start, + unsigned count, + char *verts ); + void draw_pt_fetch_destroy( struct pt_fetch *fetch ); struct pt_fetch *draw_pt_fetch_create( struct draw_context *draw ); diff --git a/src/gallium/auxiliary/draw/draw_pt_emit.c b/src/gallium/auxiliary/draw/draw_pt_emit.c index f9ac16786ef..2a961b7088d 100644 --- a/src/gallium/auxiliary/draw/draw_pt_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_emit.c @@ -179,6 +179,51 @@ void draw_pt_emit( struct pt_emit *emit, } +void draw_pt_emit_linear(struct pt_emit *emit, + const float (*vertex_data)[4], + unsigned vertex_count, + unsigned stride, + unsigned start, + unsigned count) +{ + struct draw_context *draw = emit->draw; + struct translate *translate = emit->translate; + struct vbuf_render *render = draw->render; + void *hw_verts; + + debug_printf("XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"); + /* XXX: need to flush to get prim_vbuf.c to release its allocation?? + */ + draw_do_flush( draw, DRAW_FLUSH_BACKEND ); + + hw_verts = render->allocate_vertices(render, + (ushort)translate->key.output_stride, + (ushort)count); + if (!hw_verts) { + assert(0); + return; + } + + translate->set_buffer(translate, 0, + vertex_data, stride); + + translate->set_buffer(translate, 1, + &draw->rasterizer->point_size, + 0); + + translate->run(translate, + 0, + vertex_count, + hw_verts); + + render->draw_arrays(render, start, count); + + render->release_vertices(render, + hw_verts, + translate->key.output_stride, + vertex_count); +} + struct pt_emit *draw_pt_emit_create( struct draw_context *draw ) { struct pt_emit *emit = CALLOC_STRUCT(pt_emit); diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch.c b/src/gallium/auxiliary/draw/draw_pt_fetch.c index 1f765b73adf..d7cc1807d77 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch.c @@ -167,6 +167,42 @@ void draw_pt_fetch_run( struct pt_fetch *fetch, } +void draw_pt_fetch_run_linear( struct pt_fetch *fetch, + unsigned start, + unsigned count, + char *verts ) +{ + struct draw_context *draw = fetch->draw; + struct translate *translate = fetch->translate; + unsigned i; + + for (i = 0; i < draw->pt.nr_vertex_buffers; i++) { + translate->set_buffer(translate, + i, + ((char *)draw->pt.user.vbuffer[i] + + draw->pt.vertex_buffer[i].buffer_offset), + draw->pt.vertex_buffer[i].pitch ); + } + + translate->run( translate, + start, + count, + verts ); + + /* Edgeflags are hard to fit into a translate program, populate + * them separately if required. In the setup above they are + * defaulted to one, so only need this if there is reason to change + * that default: + */ + if (fetch->need_edgeflags) { + for (i = 0; i < count; i++) { + struct vertex_header *vh = (struct vertex_header *)(verts + i * fetch->vertex_size); + vh->edgeflag = draw_pt_get_edgeflag( draw, start + i ); + } + } +} + + struct pt_fetch *draw_pt_fetch_create( struct draw_context *draw ) { struct pt_fetch *fetch = CALLOC_STRUCT(pt_fetch); 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 4ec20493c4c..b1e08a8f402 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -162,7 +162,7 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, fpme->vertex_size, draw_elts, draw_count ); - } + } else { draw_pt_emit( fpme->emit, (const float (*)[4])pipeline_verts->data, @@ -177,6 +177,83 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, } +static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, + unsigned fetch_start, + unsigned fetch_count, + const ushort *draw_elts, + unsigned draw_count ) +{ + struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; + struct draw_context *draw = fpme->draw; + struct draw_vertex_shader *shader = draw->vertex_shader; + unsigned opt = fpme->opt; + unsigned alloc_count = align_int( fetch_count, 4 ); + + struct vertex_header *pipeline_verts = + (struct vertex_header *)MALLOC(fpme->vertex_size * alloc_count); + + if (!pipeline_verts) { + /* Not much we can do here - just skip the rendering. + */ + assert(0); + return; + } + + /* Fetch into our vertex buffer + */ + draw_pt_fetch_run_linear( fpme->fetch, + fetch_start, + fetch_count, + (char *)pipeline_verts ); + + /* Run the shader, note that this overwrites the data[] parts of + * the pipeline verts. If there is no shader, ie a bypass shader, + * then the inputs == outputs, and are already in the correct + * place. + */ + if (opt & PT_SHADE) + { + shader->run_linear(shader, + (const float (*)[4])pipeline_verts->data, + ( float (*)[4])pipeline_verts->data, + (const float (*)[4])draw->pt.user.constants, + fetch_count, + fpme->vertex_size, + fpme->vertex_size); + } + + if (draw_pt_post_vs_run( fpme->post_vs, + pipeline_verts, + fetch_count, + fpme->vertex_size )) + { + opt |= PT_PIPELINE; + } + + /* Do we need to run the pipeline? + */ + if (opt & PT_PIPELINE) { + draw_pipeline_run( fpme->draw, + fpme->prim, + pipeline_verts, + fetch_count, + fpme->vertex_size, + draw_elts, + draw_count ); + } + else { + draw_pt_emit_linear( fpme->emit, + (const float (*)[4])pipeline_verts->data, + fetch_count, + fpme->vertex_size, + 0, /*start*/ + draw_count ); + } + + FREE(pipeline_verts); +} + + static void fetch_pipeline_finish( struct draw_pt_middle_end *middle ) { @@ -206,10 +283,11 @@ struct draw_pt_middle_end *draw_pt_fetch_pipeline_or_emit( struct draw_context * if (!fpme) goto fail; - fpme->base.prepare = fetch_pipeline_prepare; - fpme->base.run = fetch_pipeline_run; - fpme->base.finish = fetch_pipeline_finish; - fpme->base.destroy = fetch_pipeline_destroy; + fpme->base.prepare = fetch_pipeline_prepare; + fpme->base.run = fetch_pipeline_run; + fpme->base.run_linear = fetch_pipeline_linear_run; + fpme->base.finish = fetch_pipeline_finish; + fpme->base.destroy = fetch_pipeline_destroy; fpme->draw = draw; diff --git a/src/gallium/auxiliary/draw/draw_pt_varray.c b/src/gallium/auxiliary/draw/draw_pt_varray.c index c9843bded0d..916373acc88 100644 --- a/src/gallium/auxiliary/draw/draw_pt_varray.c +++ b/src/gallium/auxiliary/draw/draw_pt_varray.c @@ -75,6 +75,28 @@ static void varray_flush(struct varray_frontend *varray) varray->draw_count = 0; } +static void varray_flush_linear(struct varray_frontend *varray) +{ + if (varray->draw_count) { + debug_printf("FLUSH LINEAR fc = %d, dc = %d\n", + varray->fetch_count, + varray->draw_count); + debug_printf("\telt0 = %d, eltx = %d, draw0 = %d, drawx = %d\n", + varray->fetch_elts[0], + varray->fetch_elts[varray->fetch_count-1], + varray->draw_elts[0], + varray->draw_elts[varray->draw_count-1]); + varray->middle->run_linear(varray->middle, + varray->fetch_elts[0], + varray->fetch_count, + varray->draw_elts, + varray->draw_count); + } + + varray->fetch_count = 0; + varray->draw_count = 0; +} + static INLINE void fetch_init(struct varray_frontend *varray, unsigned count) { @@ -265,8 +287,8 @@ static void varray_prepare(struct draw_pt_front_end *frontend, if (opt & PT_PIPELINE) { varray->base.run = varray_run_extras; - } - else + } + else { varray->base.run = varray_run; } diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h index 073c1aadbf4..67baafa3be4 100644 --- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h +++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h @@ -17,7 +17,7 @@ static void FUNC(struct draw_pt_front_end *frontend, split_prim_inplace(varray->input_prim, &first, &incr); -#if 1 +#if 0 debug_printf("%s (%d) %d/%d\n", __FUNCTION__, varray->input_prim, start, count); @@ -88,7 +88,7 @@ static void FUNC(struct draw_pt_front_end *frontend, i + 0, i + 1, i + 2); } fetch_init(varray, end); - varray_flush(varray); + varray_flush_linear(varray); } break; -- 2.30.2