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zink: always emit sample id 0 for non-msaa texel pointers in ntv

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in practice this shouldn't matter since the sample id must always be zero,
but it's still a spec violation

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12710>
This commit is contained in:
Mike Blumenkrantz 2021-09-02 12:44:07 -04:00 • committed by Marge Bot
parent d524d0d72b
commit 22da219dd8
1 changed files with 3 additions and 1 deletions
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4
src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@ -2577,10 +2577,12 @@ static void
emit_image_intrinsic(struct ntv_context *ctx, nir_intrinsic_instr *intr)
{
SpvId img_var = get_src(ctx, &intr->src[0]);
SpvId sample = get_src(ctx, &intr->src[2]);
SpvId param = get_src(ctx, &intr->src[3]);
nir_variable *var = get_var_from_image(ctx, img_var);
const struct glsl_type *type = glsl_without_array(var->type);
bool is_ms;
type_to_dim(glsl_get_sampler_dim(type), &is_ms);
SpvId sample = is_ms ? get_src(ctx, &intr->src[2]) : emit_uint_const(ctx, 32, 0);
SpvId coord = get_image_coords(ctx, type, &intr->src[1]);
SpvId base_type = get_glsl_basetype(ctx, glsl_get_sampler_result_type(type));
SpvId texel = spirv_builder_emit_image_texel_pointer(&ctx->builder, base_type, img_var, coord, sample);