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authorMarek Olšák <[email protected]>2016-04-11 17:54:51 +0200
committerMarek Olšák <[email protected]>2016-04-13 12:42:28 +0200
commit04f15e491f8ecd0bce59e2de5e501ed3fd157c62 (patch)
tree6bc14ca8d5d1890d4c6b15cdeb30264cf555c6c4 /src/gallium/drivers/radeonsi/si_state.c
parentcc5d8b678e098963e76ec7e8ccaa87c9fbf95674 (diff)
gallium/radeon: add an env variable to force a level of aniso filtering
Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_state.c')
-rw-r--r--src/gallium/drivers/radeonsi/si_state.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 4d24fa39841..82ae4c43245 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -3162,8 +3162,12 @@ static void *si_create_sampler_state(struct pipe_context *ctx,
const struct pipe_sampler_state *state)
{
struct si_context *sctx = (struct si_context *)ctx;
+ struct r600_common_screen *rscreen = sctx->b.screen;
struct si_sampler_state *rstate = CALLOC_STRUCT(si_sampler_state);
unsigned border_color_type, border_color_index = 0;
+ unsigned max_aniso = rscreen->force_aniso >= 0 ? rscreen->force_aniso
+ : state->max_anisotropy;
+ unsigned max_aniso_ratio = r600_tex_aniso_filter(max_aniso);
if (!rstate) {
return NULL;
@@ -3221,7 +3225,7 @@ static void *si_create_sampler_state(struct pipe_context *ctx,
rstate->val[0] = (S_008F30_CLAMP_X(si_tex_wrap(state->wrap_s)) |
S_008F30_CLAMP_Y(si_tex_wrap(state->wrap_t)) |
S_008F30_CLAMP_Z(si_tex_wrap(state->wrap_r)) |
- S_008F30_MAX_ANISO_RATIO(r600_tex_aniso_filter(state->max_anisotropy)) |
+ S_008F30_MAX_ANISO_RATIO(max_aniso_ratio) |
S_008F30_DEPTH_COMPARE_FUNC(si_tex_compare(state->compare_func)) |
S_008F30_FORCE_UNNORMALIZED(!state->normalized_coords) |
S_008F30_DISABLE_CUBE_WRAP(!state->seamless_cube_map) |
@@ -3229,8 +3233,8 @@ static void *si_create_sampler_state(struct pipe_context *ctx,
rstate->val[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 8)) |
S_008F34_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 8)));
rstate->val[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) |
- S_008F38_XY_MAG_FILTER(eg_tex_filter(state->mag_img_filter, state->max_anisotropy)) |
- S_008F38_XY_MIN_FILTER(eg_tex_filter(state->min_img_filter, state->max_anisotropy)) |
+ S_008F38_XY_MAG_FILTER(eg_tex_filter(state->mag_img_filter, max_aniso)) |
+ S_008F38_XY_MIN_FILTER(eg_tex_filter(state->min_img_filter, max_aniso)) |
S_008F38_MIP_FILTER(si_tex_mipfilter(state->min_mip_filter)) |
S_008F38_MIP_POINT_PRECLAMP(1) |
S_008F38_DISABLE_LSB_CEIL(1) |