diff options
| author | Constantine Kharlamov <[email protected]> | 2017-04-02 20:33:06 +0300 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2017-04-04 22:15:47 +0200 |
| commit | 6ee486899b7fac43fc97a5a80bc090db349d374f (patch) | |
| tree | 2c296a4ca10bead7c0358c2d07e434946f3ddc5d /src/gallium/drivers | |
| parent | 7ade08e2a83d5cf1d9dbdb767130f19e9d885864 (diff) | |
r600g: check rasterizer primitive states like in radeonsi
Specifically, non-line primitives skipped, and defaulting to reset on
each packet.
The skip of non-line primitives saves ≈110 resetting of
PA_SC_LINE_STIPPLE register per frame in Kane&Lynch2.
Signed-off-by: Constantine Kharlamov <[email protected]>
Signed-off-by: Marek Olšák <[email protected]>
Tested-by: Dieter Nützel <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/r600/r600_state_common.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c index e4d16609339..4de2a7344b2 100644 --- a/src/gallium/drivers/r600/r600_state_common.c +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -1670,19 +1670,24 @@ void r600_emit_clip_misc_state(struct r600_context *rctx, struct r600_atom *atom static inline void r600_emit_rasterizer_prim_state(struct r600_context *rctx) { struct radeon_winsys_cs *cs = rctx->b.gfx.cs; - unsigned ls_mask = 0; enum pipe_prim_type rast_prim = rctx->current_rast_prim; - if (rast_prim == rctx->last_rast_prim) + + /* Skip this if not rendering lines. */ + if (rast_prim != PIPE_PRIM_LINES && + rast_prim != PIPE_PRIM_LINE_LOOP && + rast_prim != PIPE_PRIM_LINE_STRIP && + rast_prim != PIPE_PRIM_LINES_ADJACENCY && + rast_prim != PIPE_PRIM_LINE_STRIP_ADJACENCY) return; - if (rast_prim == PIPE_PRIM_LINES) - ls_mask = 1; - else if (rast_prim == PIPE_PRIM_LINE_STRIP || - rast_prim == PIPE_PRIM_LINE_LOOP) - ls_mask = 2; + if (rast_prim == rctx->last_rast_prim) + return; + /* For lines, reset the stipple pattern at each primitive. Otherwise, + * reset the stipple pattern at each packet (line strips, line loops). + */ radeon_set_context_reg(cs, R_028A0C_PA_SC_LINE_STIPPLE, - S_028A0C_AUTO_RESET_CNTL(ls_mask) | + S_028A0C_AUTO_RESET_CNTL(rast_prim == PIPE_PRIM_LINES ? 1 : 2) | (rctx->rasterizer ? rctx->rasterizer->pa_sc_line_stipple : 0)); rctx->last_rast_prim = rast_prim; } |