diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_hyperz.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_hyperz.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_hyperz.c b/src/gallium/drivers/r300/r300_hyperz.c index 2c4e6c72110..e9528956019 100644 --- a/src/gallium/drivers/r300/r300_hyperz.c +++ b/src/gallium/drivers/r300/r300_hyperz.c @@ -27,6 +27,22 @@ #include "r300_fs.h" /*****************************************************************************/ +/* The HyperZ setup */ +/*****************************************************************************/ + +static void r300_update_hyperz(struct r300_context* r300) +{ + struct r300_hyperz_state *z = + (struct r300_hyperz_state*)r300->hyperz_state.state; + + z->zb_bw_cntl = 0; + z->sc_hyperz = R300_SC_HYPERZ_ADJ_2; + + if (r300->cbzb_clear) + z->zb_bw_cntl |= R300_ZB_CB_CLEAR_CACHE_LINE_WRITE_ONLY; +} + +/*****************************************************************************/ /* The ZTOP state */ /*****************************************************************************/ @@ -118,4 +134,7 @@ static void r300_update_ztop(struct r300_context* r300) void r300_update_hyperz_state(struct r300_context* r300) { r300_update_ztop(r300); + if (r300->hyperz_state.dirty) { + r300_update_hyperz(r300); + } } |