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tgsi: fix tgsi_util_get_inst_usage_mask

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The logic for handling shadow coords was completely broken.
Fixes be3ab867bd.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=103265

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Roland Scheidegger 2017-10-18 23:13:58 +02:00
parent a6c55243b9
commit 77b8392858
1 changed files with 6 additions and 6 deletions
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12
src/gallium/auxiliary/tgsi/tgsi_util.c
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@ -292,17 +292,17 @@ tgsi_util_get_inst_usage_mask(const struct tgsi_full_instruction *inst,
case TGSI_OPCODE_TXL2:
case TGSI_OPCODE_LODQ:
case TGSI_OPCODE_TG4: {
unsigned dim_layer_shadow =
unsigned dim_layer =
tgsi_util_get_texture_coord_dim(inst->Texture.Texture);
unsigned dim_layer, dim;
unsigned dim_layer_shadow, dim;
/* Remove shadow. */
/* Add shadow. */
if (tgsi_is_shadow_target(inst->Texture.Texture)) {
dim_layer = dim_layer_shadow - 1;
dim_layer_shadow = dim_layer + 1;
if (inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D)
dim_layer = 1;
dim_layer_shadow = 3;
} else {
dim_layer = dim_layer_shadow;
dim_layer_shadow = dim_layer;
}
/* Remove layer. */