diff options
| author | Dave Airlie <airlied@redhat.com> | 2011-08-25 11:35:01 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-08-25 16:49:20 +0100 |
| commit | 7f1b9ddd12e97ac57c4818646c17521bb0c2c358 (patch) | |
| tree | e7b2532a47545108872af73189f143c2a672e870 /src | |
| parent | b9eb4d8a59699e233255113acafae220c3d8fe3c (diff) | |
tgsi: add TXQ support. (v2)
this adds another callback in the sampler struct containing get_dims
entry point. This is used to query the driver for the texture resource
dimensions for the resource bound to the current sampler.
v2: remove unusued variable, fix indent
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.c | 30 | ||||
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.h | 2 |
2 files changed, 31 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index 587483c049..bfddf0db5f 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -1920,7 +1920,35 @@ exec_txd(struct tgsi_exec_machine *mach, } } +static void +exec_txq(struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst) +{ + struct tgsi_sampler *sampler; + const uint unit = inst->Src[1].Register.Index; + int result[4]; + union tgsi_exec_channel r[4], src; + uint chan; + int i,j; + + fetch_source(mach, &src, &inst->Src[0], CHAN_X, TGSI_EXEC_DATA_INT); + sampler = mach->Samplers[unit]; + + sampler->get_dims(sampler, src.i[0], result); + + for (i = 0; i < QUAD_SIZE; i++) { + for (j = 0; j < 4; j++) { + r[j].i[i] = result[j]; + } + } + for (chan = 0; chan < NUM_CHANNELS; chan++) { + if (inst->Dst[0].Register.WriteMask & (1 << chan)) { + store_dest(mach, &r[chan], &inst->Dst[0], inst, chan, + TGSI_EXEC_DATA_INT); + } + } +} static void exec_sample(struct tgsi_exec_machine *mach, @@ -3718,7 +3746,7 @@ exec_instruction( break; case TGSI_OPCODE_TXQ: - assert (0); + exec_txq(mach, inst); break; case TGSI_OPCODE_EMIT: diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h index 6c32ccff32..2162a071a0 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.h +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h @@ -90,6 +90,8 @@ struct tgsi_sampler const float c0[QUAD_SIZE], enum tgsi_sampler_control control, float rgba[NUM_CHANNELS][QUAD_SIZE]); + void (*get_dims)(struct tgsi_sampler *sampler, int level, + int dims[4]); }; #define TGSI_EXEC_NUM_TEMPS 128 |