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path: root/src/gallium/drivers/r600/evergreen_state.c
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Diffstat (limited to 'src/gallium/drivers/r600/evergreen_state.c')
-rw-r--r--src/gallium/drivers/r600/evergreen_state.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index 3efdbaba0c..a388476b01 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -305,11 +305,16 @@ static void *evergreen_create_sampler_state(struct pipe_context *ctx,
{
struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
union util_color uc;
+ uint32_t coord_trunc = 0;
if (rstate == NULL) {
return NULL;
}
+ if ((state->mag_img_filter == PIPE_TEX_FILTER_NEAREST) ||
+ (state->min_img_filter == PIPE_TEX_FILTER_NEAREST))
+ coord_trunc = 1;
+
rstate->id = R600_PIPE_STATE_SAMPLER;
util_pack_color(state->border_color, PIPE_FORMAT_B8G8R8A8_UNORM, &uc);
r600_pipe_state_add_reg(rstate, R_03C000_SQ_TEX_SAMPLER_WORD0_0,
@@ -328,6 +333,7 @@ static void *evergreen_create_sampler_state(struct pipe_context *ctx,
0xFFFFFFFF, NULL);
r600_pipe_state_add_reg(rstate, R_03C008_SQ_TEX_SAMPLER_WORD2_0,
S_03C008_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) |
+ S_03C008_MC_COORD_TRUNCATE(coord_trunc) |
S_03C008_TYPE(1),
0xFFFFFFFF, NULL);