Mesa (master): gallium/draw: cope with unused vertex_elements
Keith Whitwell
keithw at kemper.freedesktop.org
Tue May 5 12:17:27 UTC 2009
Module: Mesa
Branch: master
Commit: c6b3c2f34b5fdc30e679068d4e6130ba30efc1e4
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c6b3c2f34b5fdc30e679068d4e6130ba30efc1e4
Author: Keith Whitwell <keithw at vmware.com>
Date: Thu Apr 30 10:59:19 2009 +0100
gallium/draw: cope with unused vertex_elements
---
src/gallium/auxiliary/draw/draw_pt.h | 1 +
src/gallium/auxiliary/draw/draw_pt_fetch.c | 8 +++++++-
.../auxiliary/draw/draw_pt_fetch_shade_pipeline.c | 2 +-
3 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/src/gallium/auxiliary/draw/draw_pt.h b/src/gallium/auxiliary/draw/draw_pt.h
index 6f3e1e0..8ef0ea8 100644
--- a/src/gallium/auxiliary/draw/draw_pt.h
+++ b/src/gallium/auxiliary/draw/draw_pt.h
@@ -187,6 +187,7 @@ struct pt_emit *draw_pt_emit_create( struct draw_context *draw );
struct pt_fetch;
void draw_pt_fetch_prepare( struct pt_fetch *fetch,
+ unsigned vertex_input_count,
unsigned vertex_size );
void draw_pt_fetch_run( struct pt_fetch *fetch,
diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch.c b/src/gallium/auxiliary/draw/draw_pt_fetch.c
index 505d32f..65c3a34 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch.c
@@ -26,6 +26,7 @@
**************************************************************************/
#include "util/u_memory.h"
+#include "util/u_math.h"
#include "draw/draw_context.h"
#include "draw/draw_private.h"
#include "draw/draw_vbuf.h"
@@ -56,9 +57,11 @@ struct pt_fetch {
*
*/
void draw_pt_fetch_prepare( struct pt_fetch *fetch,
+ unsigned vs_input_count,
unsigned vertex_size )
{
struct draw_context *draw = fetch->draw;
+ unsigned nr_inputs;
unsigned i, nr = 0;
unsigned dst_offset = 0;
struct translate_key key;
@@ -89,8 +92,11 @@ void draw_pt_fetch_prepare( struct pt_fetch *fetch,
dst_offset += 4 * sizeof(float);
}
+ assert( draw->pt.nr_vertex_elements >= vs_input_count );
- for (i = 0; i < draw->pt.nr_vertex_elements; i++) {
+ nr_inputs = MIN2( vs_input_count, draw->pt.nr_vertex_elements );
+
+ for (i = 0; i < nr_inputs; i++) {
key.element[nr].input_format = draw->pt.vertex_element[i].src_format;
key.element[nr].input_buffer = draw->pt.vertex_element[i].vertex_buffer_index;
key.element[nr].input_offset = draw->pt.vertex_element[i].src_offset;
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 11ac90f..df6c265 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
@@ -77,8 +77,8 @@ static void fetch_pipeline_prepare( struct draw_pt_middle_end *middle,
draw_pt_fetch_prepare( fpme->fetch,
+ vs->info.num_inputs,
fpme->vertex_size );
-
/* XXX: it's not really gl rasterization rules we care about here,
* but gl vs dx9 clip spaces.
*/
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