Reviewed-by: Marek Olšák <marek.ol...@amd.com>
Marek
On Wed, Jun 22, 2016 at 10:13 PM, Axel Davy <axel.d...@ens.fr> wrote:
> Emit PA_SU_POLY_OFFSET_DB_FMT_CNTL with the other poly_offset states.
> This will be useful to implement
> PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED.
>
> v2: Increase the num_dw field for the poly offset atom
>
> Signed-off-by: Axel Davy <axel.d...@ens.fr>
> ---
> src/gallium/drivers/r600/r600_state.c | 37
> ++++++++++++-----------------------
> 1 file changed, 13 insertions(+), 24 deletions(-)
>
> diff --git a/src/gallium/drivers/r600/r600_state.c
> b/src/gallium/drivers/r600/r600_state.c
> index cf7f0b3..4584067 100644
> --- a/src/gallium/drivers/r600/r600_state.c
> +++ b/src/gallium/drivers/r600/r600_state.c
> @@ -254,16 +254,24 @@ static void r600_emit_polygon_offset(struct
> r600_context *rctx, struct r600_atom
> struct r600_poly_offset_state *state = (struct
> r600_poly_offset_state*)a;
> float offset_units = state->offset_units;
> float offset_scale = state->offset_scale;
> + uint32_t pa_su_poly_offset_db_fmt_cntl = 0;
>
> switch (state->zs_format) {
> case PIPE_FORMAT_Z24X8_UNORM:
> case PIPE_FORMAT_Z24_UNORM_S8_UINT:
> offset_units *= 2.0f;
> + pa_su_poly_offset_db_fmt_cntl =
> + S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-24);
> break;
> case PIPE_FORMAT_Z16_UNORM:
> offset_units *= 4.0f;
> + pa_su_poly_offset_db_fmt_cntl =
> + S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-16);
> break;
> - default:;
> + default:
> + pa_su_poly_offset_db_fmt_cntl =
> + S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-23) |
> + S_028DF8_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
> }
>
> radeon_set_context_reg_seq(cs,
> R_028E00_PA_SU_POLY_OFFSET_FRONT_SCALE, 4);
> @@ -271,6 +279,9 @@ static void r600_emit_polygon_offset(struct r600_context
> *rctx, struct r600_atom
> radeon_emit(cs, fui(offset_units));
> radeon_emit(cs, fui(offset_scale));
> radeon_emit(cs, fui(offset_units));
> +
> + radeon_set_context_reg(cs, R_028DF8_PA_SU_POLY_OFFSET_DB_FMT_CNTL,
> + pa_su_poly_offset_db_fmt_cntl);
> }
>
> static uint32_t r600_get_blend_control(const struct pipe_blend_state *state,
> unsigned i)
> @@ -1059,25 +1070,6 @@ static void r600_init_depth_surface(struct
> r600_context *rctx,
> surf->db_depth_size = S_028000_PITCH_TILE_MAX(pitch) |
> S_028000_SLICE_TILE_MAX(slice);
> surf->db_prefetch_limit = (rtex->surface.level[level].nblk_y / 8) - 1;
>
> - switch (surf->base.format) {
> - case PIPE_FORMAT_Z24X8_UNORM:
> - case PIPE_FORMAT_Z24_UNORM_S8_UINT:
> - surf->pa_su_poly_offset_db_fmt_cntl =
> - S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-24);
> - break;
> - case PIPE_FORMAT_Z32_FLOAT:
> - case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
> - surf->pa_su_poly_offset_db_fmt_cntl =
> - S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-23) |
> - S_028DF8_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
> - break;
> - case PIPE_FORMAT_Z16_UNORM:
> - surf->pa_su_poly_offset_db_fmt_cntl =
> - S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-16);
> - break;
> - default:;
> - }
> -
> /* use htile only for first level */
> if (rtex->htile_buffer && !level) {
> surf->db_htile_data_base = 0;
> @@ -1457,9 +1449,6 @@ static void r600_emit_framebuffer_state(struct
> r600_context *rctx, struct r600_a
>
> RADEON_PRIO_DEPTH_BUFFER_MSAA :
>
> RADEON_PRIO_DEPTH_BUFFER);
>
> - radeon_set_context_reg(cs,
> R_028DF8_PA_SU_POLY_OFFSET_DB_FMT_CNTL,
> - surf->pa_su_poly_offset_db_fmt_cntl);
> -
> radeon_set_context_reg_seq(cs, R_028000_DB_DEPTH_SIZE, 2);
> radeon_emit(cs, surf->db_depth_size); /*
> R_028000_DB_DEPTH_SIZE */
> radeon_emit(cs, surf->db_depth_view); /*
> R_028004_DB_DEPTH_VIEW */
> @@ -3085,7 +3074,7 @@ void r600_init_state_functions(struct r600_context
> *rctx)
> r600_init_atom(rctx, &rctx->db_misc_state.atom, id++,
> r600_emit_db_misc_state, 7);
> r600_init_atom(rctx, &rctx->db_state.atom, id++, r600_emit_db_state,
> 11);
> r600_init_atom(rctx, &rctx->dsa_state.atom, id++,
> r600_emit_cso_state, 0);
> - r600_init_atom(rctx, &rctx->poly_offset_state.atom, id++,
> r600_emit_polygon_offset, 6);
> + r600_init_atom(rctx, &rctx->poly_offset_state.atom, id++,
> r600_emit_polygon_offset, 9);
> r600_init_atom(rctx, &rctx->rasterizer_state.atom, id++,
> r600_emit_cso_state, 0);
> r600_add_atom(rctx, &rctx->b.scissors.atom, id++);
> r600_add_atom(rctx, &rctx->b.viewports.atom, id++);
> --
> 2.8.3
>
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