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etnaviv: fix nearest filtering

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ROUND_UV rounding breaks nearest filtering.

Enable it only when nearest filtering isn't used.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
This commit is contained in:
Jonathan Marek 2019-06-19 11:42:13 -04:00
parent 1f58b6ffef
commit 63efb6ec6c
1 changed files with 7 additions and 2 deletions
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9
src/gallium/drivers/etnaviv/etnaviv_texture_state.c
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@ -53,8 +53,13 @@ etna_create_sampler_state_state(struct pipe_context *pipe,
VIVS_TE_SAMPLER_CONFIG0_VWRAP(translate_texture_wrapmode(ss->wrap_t)) |
VIVS_TE_SAMPLER_CONFIG0_MIN(translate_texture_filter(ss->min_img_filter)) |
VIVS_TE_SAMPLER_CONFIG0_MIP(translate_texture_mipfilter(ss->min_mip_filter)) |
VIVS_TE_SAMPLER_CONFIG0_MAG(translate_texture_filter(ss->mag_img_filter)) |
COND(ss->normalized_coords, VIVS_TE_SAMPLER_CONFIG0_ROUND_UV);
VIVS_TE_SAMPLER_CONFIG0_MAG(translate_texture_filter(ss->mag_img_filter));
/* ROUND_UV improves precision - but not compatible with NEAREST filter */
if (ss->min_img_filter != PIPE_TEX_FILTER_NEAREST &&
ss->mag_img_filter != PIPE_TEX_FILTER_NEAREST) {
cs->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_ROUND_UV;
}
cs->TE_SAMPLER_CONFIG1 =
COND(ss->seamless_cube_map, VIVS_TE_SAMPLER_CONFIG1_SEAMLESS_CUBE_MAP);