diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c')
-rw-r--r-- | src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c | 109 |
1 files changed, 89 insertions, 20 deletions
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 8db9e31e2d..0b9e8d15ba 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -39,8 +39,11 @@ struct fetch_pipeline_middle_end { struct draw_context *draw; struct pt_emit *emit; + struct pt_fetch *fetch; + struct pt_post_vs *post_vs; - unsigned pipeline_vertex_size; + unsigned vertex_data_offset; + unsigned vertex_size; unsigned prim; unsigned opt; }; @@ -51,15 +54,43 @@ static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle, unsigned opt ) { struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; + struct draw_context *draw = fpme->draw; + struct draw_vertex_shader *vs = draw->vertex_shader; + unsigned nr = MAX2( vs->info.num_inputs, + vs->info.num_outputs ); fpme->prim = prim; fpme->opt = opt; + /* Always leave room for the vertex header whether we need it or + * not. It's hard to get rid of it in particular because of the + * viewport code in draw_pt_post_vs.c. + */ + fpme->vertex_size = sizeof(struct vertex_header) + nr * 4 * sizeof(float); + + + + draw_pt_fetch_prepare( fpme->fetch, + (opt & (PT_CLIPTEST | PT_PIPELINE)) != 0, + fpme->vertex_size ); + + /* XXX: it's not really gl rasterization rules we care about here, + * but gl vs dx9 clip spaces. + */ + draw_pt_post_vs_prepare( fpme->post_vs, + draw->rasterizer->bypass_clipping, + draw->identity_viewport, + draw->rasterizer->gl_rasterization_rules ); + + if (!(opt & PT_PIPELINE)) - draw_pt_emit_prepare( fpme->emit, prim, opt ); + draw_pt_emit_prepare( fpme->emit, + prim ); + + /* No need to prepare the shader. + */ + vs->prepare(vs, draw); - //fpme->pipeline_vertex_size = sizeof(struct vertex_header) + nr * 4 * sizeof(float); - fpme->pipeline_vertex_size = MAX_VERTEX_ALLOCATION; } @@ -74,44 +105,63 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, 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; - char *pipeline_verts; - unsigned pipeline = PT_PIPELINE; + unsigned opt = fpme->opt; - pipeline_verts = MALLOC(fpme->pipeline_vertex_size * - fetch_count); + struct vertex_header *pipeline_verts = + (struct vertex_header *)MALLOC(fpme->vertex_size * fetch_count); if (!pipeline_verts) { assert(0); return; } - - /* Shade + /* Fetch into our vertex buffer */ - shader->prepare(shader, draw); - - if (shader->run(shader, draw, fetch_elts, fetch_count, pipeline_verts, - fpme->pipeline_vertex_size)) + draw_pt_fetch_run( fpme->fetch, + fetch_elts, + 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) { - pipeline |= PT_CLIPTEST; + shader->run_linear(shader, + (const float (*)[4])pipeline_verts->data, + ( float (*)[4])pipeline_verts->data, + (const float (*)[4])draw->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 (fpme->opt & pipeline) { + if (opt & PT_PIPELINE) { draw_pt_run_pipeline( fpme->draw, fpme->prim, pipeline_verts, - fpme->pipeline_vertex_size, fetch_count, + fpme->vertex_size, draw_elts, draw_count ); - } else { + } + else { draw_pt_emit( fpme->emit, - pipeline_verts, - fpme->pipeline_vertex_size, + (const float (*)[4])pipeline_verts->data, fetch_count, + fpme->vertex_size, draw_elts, draw_count ); } @@ -129,6 +179,17 @@ static void fetch_pipeline_finish( struct draw_pt_middle_end *middle ) static void fetch_pipeline_destroy( struct draw_pt_middle_end *middle ) { + struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; + + if (fpme->fetch) + draw_pt_fetch_destroy( fpme->fetch ); + + if (fpme->emit) + draw_pt_emit_destroy( fpme->emit ); + + if (fpme->post_vs) + draw_pt_post_vs_destroy( fpme->post_vs ); + FREE(middle); } @@ -146,6 +207,14 @@ struct draw_pt_middle_end *draw_pt_fetch_pipeline_or_emit( struct draw_context * fpme->draw = draw; + fpme->fetch = draw_pt_fetch_create( draw ); + if (!fpme->fetch) + goto fail; + + fpme->post_vs = draw_pt_post_vs_create( draw ); + if (!fpme->post_vs) + goto fail; + fpme->emit = draw_pt_emit_create( draw ); if (!fpme->emit) goto fail; |