Hm, just realized this messes up for shadow textures. Oh well, this
can wait until there's an actual impl on the other end.
On Sun, Sep 13, 2015 at 12:28 AM, Ilia Mirkin <imir...@alum.mit.edu> wrote:
> Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
> ---
>
> I was going to add freedreno support for this, but... I couldn't figure
> out how to get the GETLOD opcode to return the results I wanted. Figured
> I'd send this out thought.
>
> src/gallium/auxiliary/nir/tgsi_to_nir.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/auxiliary/nir/tgsi_to_nir.c
> b/src/gallium/auxiliary/nir/tgsi_to_nir.c
> index cccc560..9aa6edd 100644
> --- a/src/gallium/auxiliary/nir/tgsi_to_nir.c
> +++ b/src/gallium/auxiliary/nir/tgsi_to_nir.c
> @@ -1122,6 +1122,10 @@ ttn_tex(struct ttn_compile *c, nir_alu_dest dest,
> nir_ssa_def **src)
> num_srcs = 3;
> samp = 3;
> break;
> + case TGSI_OPCODE_LODQ:
> + op = nir_texop_lod;
> + num_srcs = 1;
> + break;
>
> default:
> fprintf(stderr, "unknown TGSI tex op %d\n",
> tgsi_inst->Instruction.Opcode);
> @@ -1488,7 +1492,7 @@ static const nir_op op_trans[TGSI_OPCODE_LAST] = {
> [TGSI_OPCODE_UMUL_HI] = nir_op_umul_high,
>
> [TGSI_OPCODE_TG4] = 0,
> - [TGSI_OPCODE_LODQ] = 0, /* XXX */
> + [TGSI_OPCODE_LODQ] = 0,
>
> [TGSI_OPCODE_IBFE] = nir_op_ibitfield_extract,
> [TGSI_OPCODE_UBFE] = nir_op_ubitfield_extract,
> @@ -1655,6 +1659,7 @@ ttn_emit_instruction(struct ttn_compile *c)
> case TGSI_OPCODE_TXQ_LZ:
> case TGSI_OPCODE_TXF:
> case TGSI_OPCODE_TG4:
> + case TGSI_OPCODE_LODQ:
> ttn_tex(c, dest, src);
> break;
>
> --
> 2.4.6
>
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/mesa-dev
