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anv/lower_ycbcr: make sure to set 0s on all components

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To play around with debugging, we might want to disable one or the
other component. Having 0s as default values makes this work.
Otherwise we might have NULL components, leading to crashes.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Lionel Landwerlin 2018-10-26 15:02:06 +01:00
parent ee8d65c25a
commit fe3b7fe982
1 changed files with 5 additions and 5 deletions
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10
src/intel/vulkan/anv_nir_lower_ycbcr_textures.c
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@ -373,11 +373,11 @@ try_lower_tex_ycbcr(struct anv_pipeline_layout *layout,
uint8_t y_bpc = y_isl_layout->channels_array[0].bits;
/* |ycbcr_comp| holds components in the order : Cr-Y-Cb */
nir_ssa_def *ycbcr_comp[5] = { NULL, NULL, NULL,
/* Use extra 2 channels for following swizzle */
nir_imm_float(builder, 1.0f),
nir_imm_float(builder, 0.0f),
};
nir_ssa_def *zero = nir_imm_float(builder, 0.0f);
nir_ssa_def *one = nir_imm_float(builder, 1.0f);
/* Use extra 2 channels for following swizzle */
nir_ssa_def *ycbcr_comp[5] = { zero, zero, zero, one, zero };
uint8_t ycbcr_bpcs[5];
memset(ycbcr_bpcs, y_bpc, sizeof(ycbcr_bpcs));