Mesa (master): radeonsi: add a hack to disable TRUNC_COORD for shadow samplers
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Tue Jun 2 21:11:21 UTC 2020
Module: Mesa
Branch: master
Commit: fe3947632ce9946562a39ef95a6796b8604f1f42
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=fe3947632ce9946562a39ef95a6796b8604f1f42
Author: Marek Olšák <marek.olsak at amd.com>
Date: Tue May 26 05:39:08 2020 -0400
radeonsi: add a hack to disable TRUNC_COORD for shadow samplers
This fixes dEQP-GLES3.functional.shaders.texture_functions.textureprojlodoffset.sampler2dshadow_vertex.
This is probably a dEQP bug.
Fixes: d573d1d82524b8a2e5f56938069cabc0f0176a0e
Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer at amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5209>
---
src/gallium/drivers/radeonsi/si_state.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 808f4af9192..f17e8b57a13 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -4479,7 +4479,8 @@ static void *si_create_sampler_state(struct pipe_context *ctx,
unsigned max_aniso = sscreen->force_aniso >= 0 ? sscreen->force_aniso : state->max_anisotropy;
unsigned max_aniso_ratio = si_tex_aniso_filter(max_aniso);
bool trunc_coord = state->min_img_filter == PIPE_TEX_FILTER_NEAREST &&
- state->mag_img_filter == PIPE_TEX_FILTER_NEAREST;
+ state->mag_img_filter == PIPE_TEX_FILTER_NEAREST &&
+ state->compare_mode == PIPE_TEX_COMPARE_NONE;
union pipe_color_union clamped_border_color;
if (!rstate) {
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