Reviewed-by: Ilia Mirkin <imir...@alum.mit.edu>
On Mon, Apr 25, 2016 at 4:15 PM, Samuel Pitoiset
<samuel.pitoi...@gmail.com> wrote:
> For 1D arrays, the array index is stored in the Z component.
>
> v2: simplify logic
>
> Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
> ---
> src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp | 11
> +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
> b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
> index c519ea9..1f26a03 100644
> --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
> +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
> @@ -1629,13 +1629,20 @@
> NVC0LoweringPass::processSurfaceCoordsNVE4(TexInstruction *su)
>
> // calculate clamped coordinates
> for (c = 0; c < arg; ++c) {
> + int dimc = c;
> +
> + if (c == 1 && su->tex.target == TEX_TARGET_1D_ARRAY) {
> + // The array index is stored in the Z component for 1D arrays.
> + dimc = 2;
> + }
> +
> src[c] = bld.getScratch();
> if (c == 0 && raw)
> v = loadSuInfo32(NULL, base + NVE4_SU_INFO_RAW_X);
> else
> - v = loadSuInfo32(NULL, base + NVE4_SU_INFO_DIM(c));
> + v = loadSuInfo32(NULL, base + NVE4_SU_INFO_DIM(dimc));
> bld.mkOp3(OP_SUCLAMP, TYPE_S32, src[c], su->getSrc(c), v, zero)
> - ->subOp = getSuClampSubOp(su, c);
> + ->subOp = getSuClampSubOp(su, dimc);
> }
> for (; c < 3; ++c)
> src[c] = zero;
> --
> 2.8.0
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
