From: Keith Whitwell Date: Mon, 25 Aug 2008 10:19:24 +0000 (+0100) Subject: draw: attempt atomic submit of large drawelements calls X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e6887a5752774c18cf527477fdd3e57e4893ff3b;p=mesa.git draw: attempt atomic submit of large drawelements calls --- diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h index 3d2a9c78b70..c02f229110a 100644 --- a/src/gallium/auxiliary/draw/draw_pt.h +++ b/src/gallium/auxiliary/draw/draw_pt.h @@ -98,9 +98,9 @@ struct draw_pt_middle_end { unsigned count); /* Transform all vertices in a linear range and then draw them with - * the supplied element list. + * the supplied element list. May fail and return FALSE. */ - void (*run_linear_elts)( struct draw_pt_middle_end *, + boolean (*run_linear_elts)( struct draw_pt_middle_end *, unsigned fetch_start, unsigned fetch_count, const ushort *draw_elts, diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c index 0684c93d102..5a4db6cfe56 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c @@ -324,7 +324,7 @@ 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, +static boolean fetch_emit_run_linear_elts( struct draw_pt_middle_end *middle, unsigned start, unsigned count, const ushort *draw_elts, @@ -341,10 +341,8 @@ static void fetch_emit_run_linear_elts( struct draw_pt_middle_end *middle, hw_verts = draw->render->allocate_vertices( draw->render, (ushort)feme->translate->key.output_stride, (ushort)count ); - if (!hw_verts) { - assert(0); - return; - } + if (!hw_verts) + return FALSE; /* Single routine to fetch vertices and emit HW verts. */ @@ -367,6 +365,7 @@ static void fetch_emit_run_linear_elts( struct draw_pt_middle_end *middle, feme->translate->key.output_stride, count ); + return TRUE; } 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 87094f30924..73fc70c1bc9 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c @@ -332,7 +332,7 @@ fse_run(struct draw_pt_middle_end *middle, -static void fse_run_linear_elts( struct draw_pt_middle_end *middle, +static boolean fse_run_linear_elts( struct draw_pt_middle_end *middle, unsigned start, unsigned count, const ushort *draw_elts, @@ -351,8 +351,7 @@ static void fse_run_linear_elts( struct draw_pt_middle_end *middle, (ushort)count ); if (!hw_verts) { - assert(0); - return; + return FALSE; } /* Single routine to fetch vertices, run shader and emit HW verts. @@ -374,6 +373,8 @@ static void fse_run_linear_elts( struct draw_pt_middle_end *middle, hw_verts, fse->key.output_stride, count ); + + return TRUE; } 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 f617aac9f79..ec3b41c320a 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -262,7 +262,7 @@ 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, +static boolean fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle, unsigned start, unsigned count, const ushort *draw_elts, @@ -277,12 +277,8 @@ static void fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle, 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; - } + if (!pipeline_verts) + return FALSE; /* Fetch into our vertex buffer */ @@ -336,6 +332,7 @@ static void fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle, } FREE(pipeline_verts); + return TRUE; } diff --git a/src/gallium/auxiliary/draw/draw_pt_vcache.c b/src/gallium/auxiliary/draw/draw_pt_vcache.c index b8b5de729d2..e8467b2ae3c 100644 --- a/src/gallium/auxiliary/draw/draw_pt_vcache.c +++ b/src/gallium/auxiliary/draw/draw_pt_vcache.c @@ -306,6 +306,7 @@ static void vcache_check_run( struct draw_pt_front_end *frontend, unsigned fetch_count = max_index + 1 - min_index; const ushort *transformed_elts; ushort *storage = NULL; + boolean ok; if (0) debug_printf("fetch_count %d fetch_max %d draw_count %d\n", fetch_count, @@ -313,7 +314,6 @@ static void vcache_check_run( struct draw_pt_front_end *frontend, draw_count); if (max_index == 0xffffffff || - fetch_count >= vcache->fetch_max || fetch_count > draw_count) { if (0) debug_printf("fail\n"); goto fail; @@ -395,14 +395,19 @@ static void vcache_check_run( struct draw_pt_front_end *frontend, transformed_elts = storage; } - vcache->middle->run_linear_elts( vcache->middle, - min_index, /* start */ - fetch_count, - transformed_elts, - draw_count ); - + ok = vcache->middle->run_linear_elts( vcache->middle, + min_index, /* start */ + fetch_count, + transformed_elts, + draw_count ); + FREE(storage); - return; + + if (ok) + return; + + debug_printf("failed to execute atomic draw elts for %d/%d, splitting up\n", + fetch_count, draw_count); fail: vcache_run( frontend, get_elt, elts, draw_count ); diff --git a/src/gallium/auxiliary/draw/draw_vbuf.h b/src/gallium/auxiliary/draw/draw_vbuf.h index 62247ccd9f9..b0aa2df3099 100644 --- a/src/gallium/auxiliary/draw/draw_vbuf.h +++ b/src/gallium/auxiliary/draw/draw_vbuf.h @@ -79,7 +79,8 @@ struct vbuf_render { boolean (*set_primitive)( struct vbuf_render *, unsigned prim ); /** - * DrawElements, note indices are ushort: + * DrawElements, note indices are ushort. The driver must complete + * this call, if necessary splitting the index list itself. */ void (*draw)( struct vbuf_render *, const ushort *indices,