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implement linear path for fetch_emit pipeline

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This commit is contained in:
Zack Rusin 2008-05-04 01:23:01 -04:00
parent ff1fee2cae
commit a24cb269e1
2 changed files with 61 additions and 4 deletions
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64
src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
View file

@ -257,6 +257,61 @@ static void fetch_emit_run( struct draw_pt_middle_end *middle,
}
static void fetch_emit_run_linear( struct draw_pt_middle_end *middle,
unsigned fetch_start,
unsigned fetch_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)fetch_count );
if (!hw_verts) {
assert(0);
return;
}
/* Single routine to fetch vertices and emit HW verts.
*/
feme->translate->run( feme->translate,
fetch_start,
fetch_count,
hw_verts );
if (0) {
unsigned i;
for (i = 0; i < fetch_count; i++) {
debug_printf("\n\nvertex %d:\n", i);
draw_dump_emitted_vertex( feme->vinfo,
(const uint8_t *)hw_verts + feme->vinfo->size * 4 * i );
}
}
/* XXX: Draw arrays path to avoid re-emitting index list again and
* again.
*/
draw->render->draw_arrays( draw->render,
0, /*start*/
draw_count );
/* Done -- that was easy, wasn't it:
*/
draw->render->release_vertices( draw->render,
hw_verts,
feme->translate->key.output_stride,
fetch_count );
}
static void fetch_emit_finish( struct draw_pt_middle_end *middle )
{
@ -285,10 +340,11 @@ struct draw_pt_middle_end *draw_pt_fetch_emit( struct draw_context *draw )
return NULL;
}
fetch_emit->base.prepare = fetch_emit_prepare;
fetch_emit->base.run = fetch_emit_run;
fetch_emit->base.finish = fetch_emit_finish;
fetch_emit->base.destroy = fetch_emit_destroy;
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.finish = fetch_emit_finish;
fetch_emit->base.destroy = fetch_emit_destroy;
fetch_emit->draw = draw;

1
src/gallium/auxiliary/draw/draw_pt_varray.c
View file

@ -88,6 +88,7 @@ static void varray_flush_linear(struct varray_frontend *varray)
varray->draw_elts[0],
varray->draw_elts[varray->draw_count-1]);
#endif
assert(varray->middle->run_linear);
varray->middle->run_linear(varray->middle,
varray->fetch_start,
varray->fetch_count,