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i965: Fix occlusion query when no other WM state updates occur.

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Turns out that XXX comment was important.  We weren't flagging the WM to
re-update with the statistics enable, so we got zeroes out of our query.

Bug #20740, fixes piglit occlusion_query test.

Signed-off-by: Eric Anholt <eric@anholt.net>
(cherry picked from commit c0d6e07909)
This commit is contained in:
Eric Anholt 2009-03-23 12:29:02 -07:00 • committed by Ian Romanick
parent e814b5ae2f
commit 912ec292c1
1 changed files with 3 additions and 2 deletions
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5
src/mesa/drivers/dri/i965/brw_wm_state.c
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@ -109,7 +109,7 @@ wm_unit_populate_key(struct brw_context *brw, struct brw_wm_unit_key *key)
key->uses_kill = fp->UsesKill || ctx->Color.AlphaEnabled;
key->is_glsl = brw_wm_is_glsl(fp);
/* XXX: This needs a flag to indicate when it changes. */
/* _NEW_DEPTH */
key->stats_wm = intel->stats_wm;
/* _NEW_LINE */
@ -278,7 +278,8 @@ const struct brw_tracked_state brw_wm_unit = {
.mesa = (_NEW_POLYGON |
_NEW_POLYGONSTIPPLE |
_NEW_LINE |
_NEW_COLOR),
_NEW_COLOR |
_NEW_DEPTH),
.brw = (BRW_NEW_FRAGMENT_PROGRAM |
BRW_NEW_CURBE_OFFSETS |