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authorChia-I Wu <olv@lunarg.com>2010-08-07 20:44:02 +0800
committerChia-I Wu <olv@lunarg.com>2010-08-16 20:46:28 +0800
commit5a085c623faebf957be3fae2f82dc89ef6214585 (patch)
treee391dd2836d5e7c365ea5e116f5f887b3228aea9 /src/gallium/auxiliary/draw/draw_pt.c
parent5b6bf799e637e9020af3a4bebe514b53d7c38eca (diff)
draw: Replace vcache by vsplit.
vcache decomposes primitives while vsplit splits primitives. Splitting is generally easier to do and is faster. More importantly, vcache depends on flatshade_first to decompose. The outputs may have incorrect vertex order which is significant to GS.
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pt.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_pt.c21
1 files changed, 2 insertions, 19 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c
index b6debbecf5..b80fc8f552 100644
--- a/src/gallium/auxiliary/draw/draw_pt.c
+++ b/src/gallium/auxiliary/draw/draw_pt.c
@@ -48,7 +48,7 @@ DEBUG_GET_ONCE_BOOL_OPTION(draw_use_llvm, "DRAW_USE_LLVM", TRUE)
#endif
/* Overall we split things into:
- * - frontend -- prepare fetch_elts, draw_elts - eg vcache
+ * - frontend -- prepare fetch_elts, draw_elts - eg vsplit
* - middle -- fetch, shade, cliptest, viewport
* - pipeline -- the prim pipeline: clipping, wide lines, etc
* - backend -- the vbuf_render provided by the driver.
@@ -106,15 +106,7 @@ draw_pt_arrays(struct draw_context *draw,
middle = draw->pt.middle.general;
}
-
- /* Pick the right frontend
- */
- if (draw->pt.user.elts || (opt & PT_PIPELINE)) {
- frontend = draw->pt.front.vcache;
- }
- else {
- frontend = draw->pt.front.vsplit;
- }
+ frontend = draw->pt.front.vsplit;
frontend->prepare( frontend, prim, middle, opt );
@@ -131,10 +123,6 @@ boolean draw_pt_init( struct draw_context *draw )
draw->pt.test_fse = debug_get_option_draw_fse();
draw->pt.no_fse = debug_get_option_draw_no_fse();
- draw->pt.front.vcache = draw_pt_vcache( draw );
- if (!draw->pt.front.vcache)
- return FALSE;
-
draw->pt.front.vsplit = draw_pt_vsplit(draw);
if (!draw->pt.front.vsplit)
return FALSE;
@@ -182,11 +170,6 @@ void draw_pt_destroy( struct draw_context *draw )
draw->pt.middle.fetch_shade_emit = NULL;
}
- if (draw->pt.front.vcache) {
- draw->pt.front.vcache->destroy( draw->pt.front.vcache );
- draw->pt.front.vcache = NULL;
- }
-
if (draw->pt.front.vsplit) {
draw->pt.front.vsplit->destroy( draw->pt.front.vsplit );
draw->pt.front.vsplit = NULL;