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shader: share nested pointer-table image and sampler selection

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Co-authored-by: fxpw <fxpw@outlook.com>
This commit is contained in:
nmzik
2026-10-14 16:40:15 +02:00
parent 3a925efddf
commit 487bbf95fd
7 changed files with 484 additions and 27 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterImage.cpp
+6 -1
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@@ -826,8 +826,13 @@ std::array<ImageSampler, 2> LoadImageSamplers(ValueEmitContext& ctx, const IR::I
const auto* handle = inst.Arg(1).ResolveInstruction();
if (handle == nullptr || handle->GetOpcode() != IR::ValueOpcode::GetSamplerResource)
ctx.Fail(inst, "has invalid finite sampler key provenance");
auto selected = ctx.Def(handle->Arg(0));
if (samplers[index].indirect_root != IR::SamplerResource::NoIndirectSampler)
selected = EmitIndirectResourceIndex(state, selected,
samplers[index].indirect_mapping_offset,
samplers[index].indirect_search_iterations, 0u);
array_index = EmitIndexSwitch(
state, ctx.Def(handle->Arg(0)), static_cast<uint32_t>(candidates.size()),
state, selected, static_cast<uint32_t>(candidates.size()),
TypeU32(state), [&](uint32_t ordinal) { return ConstantU32(state, candidates[ordinal]); });
}
sampler = {LoadSamplerDescriptor(state, index, array_index), array_index != 0u};