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r600: Use TRUNC_COORD on samplers

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As per d573d1d825 the same should be done
here. It seems like TRUNCATE_COORD not available on r600, so this is
limited to evergreen.

Reviewed-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5078>
This commit is contained in:
Christopher Egert 2020-05-17 19:12:02 +02:00
parent 4174a13459
commit c130a3402e
1 changed files with 3 additions and 0 deletions
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3
src/gallium/drivers/r600/evergreen_state.c
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@ -574,6 +574,8 @@ static void *evergreen_create_sampler_state(struct pipe_context *ctx,
unsigned max_aniso = rscreen->force_aniso >= 0 ? rscreen->force_aniso
: state->max_anisotropy;
unsigned max_aniso_ratio = r600_tex_aniso_filter(max_aniso);
bool trunc_coord = state->min_img_filter == PIPE_TEX_FILTER_NEAREST &&
state->mag_img_filter == PIPE_TEX_FILTER_NEAREST;
float max_lod = state->max_lod;
if (!ss) {
@ -608,6 +610,7 @@ static void *evergreen_create_sampler_state(struct pipe_context *ctx,
ss->tex_sampler_words[2] =
S_03C008_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) |
(state->seamless_cube_map ? 0 : S_03C008_DISABLE_CUBE_WRAP(1)) |
S_03C008_TRUNCATE_COORD(trunc_coord) |
S_03C008_TYPE(1);
if (ss->border_color_use) {