Mesa (lp-binning): llvmpipe: improve empty-bin test

[Keith Whitwell]

Module: Mesa
Branch: lp-binning
Commit: f4b29e6ad38939318ce233ad28c70a608e7db0bd
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f4b29e6ad38939318ce233ad28c70a608e7db0bd

Author: Keith Whitwell <keithw at vmware.com>
Date:   Wed Jan 13 15:49:24 2010 +0000

llvmpipe: improve empty-bin test

We emit at most two clear packets (color and z respectively).

---

 src/gallium/drivers/llvmpipe/lp_rast.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/llvmpipe/lp_rast.c b/src/gallium/drivers/llvmpipe/lp_rast.c
index 4c13d4d..9606418 100644
--- a/src/gallium/drivers/llvmpipe/lp_rast.c
+++ b/src/gallium/drivers/llvmpipe/lp_rast.c
@@ -584,7 +584,7 @@ is_empty_bin( struct lp_rasterizer *rast,
    int i;
 
    if (head->next != NULL ||
-       head->count > PIPE_MAX_COLOR_BUFS + 1)
+       head->count > 2)
       return FALSE;
 
    for (i = 0; i < head->count; i++)