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r300g: do not emit ZTOP every draw call

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This commit is contained in:
Marek Olšák 2010-06-22 05:01:58 +02:00
parent 64e32ffb6e
commit bd52246248
1 changed files with 3 additions and 1 deletions
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4
src/gallium/drivers/r300/r300_hyperz.c
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@ -70,6 +70,7 @@ static void r300_update_ztop(struct r300_context* r300)
{
struct r300_ztop_state* ztop_state =
(struct r300_ztop_state*)r300->ztop_state.state;
uint32_t old_ztop = ztop_state->z_buffer_top;
/* This is important enough that I felt it warranted a comment.
*
@ -111,7 +112,8 @@ static void r300_update_ztop(struct r300_context* r300)
ztop_state->z_buffer_top = R300_ZTOP_ENABLE;
}
r300->ztop_state.dirty = TRUE;
if (ztop_state->z_buffer_top != old_ztop)
r300->ztop_state.dirty = TRUE;
}
void r300_update_hyperz_state(struct r300_context* r300)