From 82605d7bcd533d7c96cc619c45970efd7229dc3b Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Thu, 29 May 2008 11:46:43 +0100 Subject: draw: draw_range_elements trial --- src/gallium/auxiliary/draw/draw_context.c | 20 +++- src/gallium/auxiliary/draw/draw_context.h | 10 +- src/gallium/auxiliary/draw/draw_private.h | 2 + src/gallium/auxiliary/draw/draw_pt.h | 9 ++ src/gallium/auxiliary/draw/draw_pt_fetch_emit.c | 48 ++++++++ .../auxiliary/draw/draw_pt_fetch_shade_emit.c | 49 ++++++++ .../auxiliary/draw/draw_pt_fetch_shade_pipeline.c | 80 +++++++++++++- src/gallium/auxiliary/draw/draw_pt_vcache.c | 123 ++++++++++++++++++++- 8 files changed, 334 insertions(+), 7 deletions(-) (limited to 'src/gallium/auxiliary') diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c index 8509baf8654..bcec85c2ef8 100644 --- a/src/gallium/auxiliary/draw/draw_context.c +++ b/src/gallium/auxiliary/draw/draw_context.c @@ -348,14 +348,30 @@ void draw_set_edgeflags( struct draw_context *draw, * \param elements the element buffer ptr */ void -draw_set_mapped_element_buffer( struct draw_context *draw, - unsigned eltSize, void *elements ) +draw_set_mapped_element_buffer_range( struct draw_context *draw, + unsigned eltSize, + unsigned min_index, + unsigned max_index, + void *elements ) { draw->pt.user.elts = elements; draw->pt.user.eltSize = eltSize; + draw->pt.user.min_index = min_index; + draw->pt.user.max_index = max_index; } +void +draw_set_mapped_element_buffer( struct draw_context *draw, + unsigned eltSize, + void *elements ) +{ + draw->pt.user.elts = elements; + draw->pt.user.eltSize = eltSize; + draw->pt.user.min_index = 0; + draw->pt.user.max_index = 0xffffffff; +} + /* Revamp me please: */ diff --git a/src/gallium/auxiliary/draw/draw_context.h b/src/gallium/auxiliary/draw/draw_context.h index c5c3d3b09e0..8dd03cb79ef 100644 --- a/src/gallium/auxiliary/draw/draw_context.h +++ b/src/gallium/auxiliary/draw/draw_context.h @@ -118,8 +118,16 @@ void draw_set_vertex_elements(struct draw_context *draw, unsigned count, const struct pipe_vertex_element *elements); +void +draw_set_mapped_element_buffer_range( struct draw_context *draw, + unsigned eltSize, + unsigned min_index, + unsigned max_index, + void *elements ); + void draw_set_mapped_element_buffer( struct draw_context *draw, - unsigned eltSize, void *elements ); + unsigned eltSize, + void *elements ); void draw_set_mapped_vertex_buffer(struct draw_context *draw, unsigned attr, const void *buffer); diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h index 4cbccc8b5bb..40f1d978f21 100644 --- a/src/gallium/auxiliary/draw/draw_private.h +++ b/src/gallium/auxiliary/draw/draw_private.h @@ -147,6 +147,8 @@ struct draw_context const void *elts; /** bytes per index (0, 1, 2 or 4) */ unsigned eltSize; + unsigned min_index; + unsigned max_index; /** vertex arrays */ const void *vbuffer[PIPE_MAX_ATTRIBS]; diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h index e03816ebbc7..6b8ba1d171b 100644 --- a/src/gallium/auxiliary/draw/draw_pt.h +++ b/src/gallium/auxiliary/draw/draw_pt.h @@ -96,6 +96,15 @@ struct draw_pt_middle_end { unsigned start, unsigned count); + /* Transform all vertices in a linear range and then draw them with + * the supplied element list. + */ + void (*run_linear_elts)( 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 * ); }; diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c index a1d041a74f5..09bdc5fb5e1 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c @@ -311,6 +311,53 @@ static void fetch_emit_run_linear( struct draw_pt_middle_end *middle, } +static void fetch_emit_run_linear_elts( struct draw_pt_middle_end *middle, + unsigned start, + unsigned count, + const ushort *draw_elts, + unsigned draw_count ) +{ + struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle; + struct draw_context *draw = feme->draw; + void *hw_verts; + + /* XXX: need to flush to get prim_vbuf.c to release its allocation?? + */ + draw_do_flush( draw, DRAW_FLUSH_BACKEND ); + + hw_verts = draw->render->allocate_vertices( draw->render, + (ushort)feme->translate->key.output_stride, + (ushort)count ); + if (!hw_verts) { + assert(0); + return; + } + + /* Single routine to fetch vertices and emit HW verts. + */ + feme->translate->run( feme->translate, + start, + count, + hw_verts ); + + /* XXX: Draw arrays path to avoid re-emitting index list again and + * again. + */ + draw->render->draw( draw->render, + draw_elts, + draw_count ); + + /* Done -- that was easy, wasn't it: + */ + draw->render->release_vertices( draw->render, + hw_verts, + feme->translate->key.output_stride, + count ); + +} + + + static void fetch_emit_finish( struct draw_pt_middle_end *middle ) { @@ -343,6 +390,7 @@ struct draw_pt_middle_end *draw_pt_fetch_emit( struct draw_context *draw ) fetch_emit->base.prepare = fetch_emit_prepare; fetch_emit->base.run = fetch_emit_run; fetch_emit->base.run_linear = fetch_emit_run_linear; + fetch_emit->base.run_linear_elts = fetch_emit_run_linear_elts; fetch_emit->base.finish = fetch_emit_finish; fetch_emit->base.destroy = fetch_emit_destroy; diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c index 5265a131605..efa6dddbda8 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c @@ -310,6 +310,54 @@ fse_run(struct draw_pt_middle_end *middle, } + +static void fse_run_linear_elts( struct draw_pt_middle_end *middle, + unsigned start, + unsigned count, + const ushort *draw_elts, + unsigned draw_count ) +{ + struct fetch_shade_emit *fse = (struct fetch_shade_emit *)middle; + struct draw_context *draw = fse->draw; + unsigned alloc_count = align(count, 4); + char *hw_verts; + + /* XXX: need to flush to get prim_vbuf.c to release its allocation?? + */ + draw_do_flush( draw, DRAW_FLUSH_BACKEND ); + + hw_verts = draw->render->allocate_vertices( draw->render, + (ushort)fse->key.output_stride, + (ushort)alloc_count ); + + if (!hw_verts) { + assert(0); + return; + } + + /* Single routine to fetch vertices, run shader and emit HW verts. + * Clipping is done elsewhere -- either by the API or on hardware, + * or for some other reason not required... + */ + fse->active->run_linear( fse->active, + start, count, + hw_verts ); + + + draw->render->draw( draw->render, + draw_elts, + draw_count ); + + + + draw->render->release_vertices( draw->render, + hw_verts, + fse->key.output_stride, + count ); +} + + + static void fse_finish( struct draw_pt_middle_end *middle ) { } @@ -330,6 +378,7 @@ struct draw_pt_middle_end *draw_pt_middle_fse( struct draw_context *draw ) fse->base.prepare = fse_prepare; fse->base.run = fse_run; fse->base.run_linear = fse_run_linear; + fse->base.run_linear_elts = fse_run_linear_elts; fse->base.finish = fse_finish; fse->base.destroy = fse_destroy; fse->draw = 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 06718779a5b..c58a9008679 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -98,7 +98,6 @@ static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle, - static void fetch_pipeline_run( struct draw_pt_middle_end *middle, const unsigned *fetch_elts, unsigned fetch_count, @@ -251,6 +250,84 @@ static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, +static void fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle, + unsigned start, + unsigned 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->vs.vertex_shader; + unsigned opt = fpme->opt; + unsigned alloc_count = align_int( 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, + start, + 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, + count, + fpme->vertex_size, + fpme->vertex_size); + } + + if (draw_pt_post_vs_run( fpme->post_vs, + pipeline_verts, + 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, + count, + fpme->vertex_size, + draw_elts, + draw_count ); + } + else { + draw_pt_emit( fpme->emit, + (const float (*)[4])pipeline_verts->data, + count, + fpme->vertex_size, + draw_elts, + draw_count ); + } + + FREE(pipeline_verts); +} + + + static void fetch_pipeline_finish( struct draw_pt_middle_end *middle ) { /* nothing to do */ @@ -282,6 +359,7 @@ struct draw_pt_middle_end *draw_pt_fetch_pipeline_or_emit( struct draw_context * fpme->base.prepare = fetch_pipeline_prepare; fpme->base.run = fetch_pipeline_run; fpme->base.run_linear = fetch_pipeline_linear_run; + fpme->base.run_linear_elts = fetch_pipeline_linear_run_elts; fpme->base.finish = fetch_pipeline_finish; fpme->base.destroy = fetch_pipeline_destroy; diff --git a/src/gallium/auxiliary/draw/draw_pt_vcache.c b/src/gallium/auxiliary/draw/draw_pt_vcache.c index 96e02fbf3a9..720b91b8e64 100644 --- a/src/gallium/auxiliary/draw/draw_pt_vcache.c +++ b/src/gallium/auxiliary/draw/draw_pt_vcache.c @@ -36,8 +36,8 @@ #include "draw/draw_pt.h" -#define CACHE_MAX 32 -#define FETCH_MAX 128 +#define CACHE_MAX 1024 +#define FETCH_MAX 4096 #define DRAW_MAX (16*1024) struct vcache_frontend { @@ -201,7 +201,124 @@ static void vcache_ef_quad( struct vcache_frontend *vcache, #define FUNC vcache_run #include "draw_pt_vcache_tmp.h" +static void translate_uint_elts( const unsigned *src, + unsigned count, + int delta, + ushort *dest ) +{ + unsigned i; + + for (i = 0; i < count; i++) + dest[i] = (ushort)(src[i] + delta); +} + +static void translate_ushort_elts( const ushort *src, + unsigned count, + int delta, + ushort *dest ) +{ + unsigned i; + + for (i = 0; i < count; i++) + dest[i] = (ushort)(src[i] + delta); +} +static void translate_ubyte_elts( const ubyte *src, + unsigned count, + int delta, + ushort *dest ) +{ + unsigned i; + + for (i = 0; i < count; i++) + dest[i] = (ushort)(src[i] + delta); +} + +#if 0 +static enum pipe_format format_from_get_elt( pt_elt_func get_elt ) +{ + switch (draw->pt.user.eltSize) { + case 1: return PIPE_FORMAT_R8_UNORM; + case 2: return PIPE_FORMAT_R16_UNORM; + case 4: return PIPE_FORMAT_R32_UNORM; + default: return PIPE_FORMAT_NONE; + } +} +#endif + +static void vcache_check_run( struct draw_pt_front_end *frontend, + pt_elt_func get_elt, + const void *elts, + unsigned draw_count ) +{ + struct vcache_frontend *vcache = (struct vcache_frontend *)frontend; + struct draw_context *draw = vcache->draw; + unsigned min_index = draw->pt.user.min_index; + unsigned max_index = draw->pt.user.max_index; + unsigned index_size = draw->pt.user.eltSize; + unsigned fetch_count = MAX2(max_index, max_index + 1 - min_index); + const ushort *transformed_elts; + ushort *storage = NULL; + + printf("fetch_count %x\n", fetch_count); + + if (fetch_count >= FETCH_MAX || + fetch_count > draw_count) + goto fail; + + + if (min_index == 0 && + index_size == 2) + { + transformed_elts = (const ushort *)elts; + } + else + { + storage = MALLOC( draw_count * sizeof(ushort) ); + if (!storage) + goto fail; + + switch(index_size) { + case 1: + translate_ubyte_elts( (const ubyte *)elts, + draw_count, + 0 - (int)min_index, + storage ); + break; + + case 2: + translate_ushort_elts( (const ushort *)elts, + draw_count, + 0 - (int)min_index, + storage ); + break; + + case 4: + translate_uint_elts( (const uint *)elts, + draw_count, + 0 - (int)min_index, + storage ); + break; + + default: + assert(0); + return; + } + transformed_elts = storage; + } + + vcache->middle->run_linear_elts( vcache->middle, + min_index, /* start */ + fetch_count, + transformed_elts, + draw_count ); + + FREE(storage); + return; + + fail: + vcache_run( frontend, get_elt, elts, draw_count ); +} @@ -219,7 +336,7 @@ static void vcache_prepare( struct draw_pt_front_end *frontend, } else { - vcache->base.run = vcache_run; + vcache->base.run = vcache_check_run; } vcache->input_prim = prim; -- cgit v1.2.3