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shader_recompiler: respect clip distance limits in indexed store

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This commit is contained in:
Liam 2023-12-26 19:10:25 -05:00
parent 12178c694a
commit 6697b665ca
1 changed files with 28 additions and 18 deletions
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46
src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
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@ -811,10 +811,14 @@ void EmitContext::DefineAttributeMemAccess(const Info& info) {
labels.push_back(OpLabel());
}
if (info.stores.ClipDistances()) {
literals.push_back(static_cast<u32>(IR::Attribute::ClipDistance0) >> 2);
labels.push_back(OpLabel());
literals.push_back(static_cast<u32>(IR::Attribute::ClipDistance4) >> 2);
labels.push_back(OpLabel());
if (profile.max_user_clip_distances >= 4) {
literals.push_back(static_cast<u32>(IR::Attribute::ClipDistance0) >> 2);
labels.push_back(OpLabel());
}
if (profile.max_user_clip_distances >= 8) {
literals.push_back(static_cast<u32>(IR::Attribute::ClipDistance4) >> 2);
labels.push_back(OpLabel());
}
}
OpSelectionMerge(end_block, spv::SelectionControlMask::MaskNone);
OpSwitch(compare_index, default_label, literals, labels);
@ -843,17 +847,21 @@ void EmitContext::DefineAttributeMemAccess(const Info& info) {
++label_index;
}
if (info.stores.ClipDistances()) {
AddLabel(labels[label_index]);
const Id pointer{OpAccessChain(output_f32, clip_distances, masked_index)};
OpStore(pointer, store_value);
OpReturn();
++label_index;
AddLabel(labels[label_index]);
const Id fixed_index{OpIAdd(U32[1], masked_index, Const(4U))};
const Id pointer2{OpAccessChain(output_f32, clip_distances, fixed_index)};
OpStore(pointer2, store_value);
OpReturn();
++label_index;
if (profile.max_user_clip_distances >= 4) {
AddLabel(labels[label_index]);
const Id pointer{OpAccessChain(output_f32, clip_distances, masked_index)};
OpStore(pointer, store_value);
OpReturn();
++label_index;
}
if (profile.max_user_clip_distances >= 8) {
AddLabel(labels[label_index]);
const Id fixed_index{OpIAdd(U32[1], masked_index, Const(4U))};
const Id pointer{OpAccessChain(output_f32, clip_distances, fixed_index)};
OpStore(pointer, store_value);
OpReturn();
++label_index;
}
}
AddLabel(end_block);
OpUnreachable();
@ -1532,9 +1540,11 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
if (stage == Stage::Fragment) {
throw NotImplementedException("Storing ClipDistance in fragment stage");
}
const Id type{TypeArray(
F32[1], Const(std::min(info.used_clip_distances, profile.max_user_clip_distances)))};
clip_distances = DefineOutput(*this, type, invocations, spv::BuiltIn::ClipDistance);
if (profile.max_user_clip_distances > 0) {
const Id type{TypeArray(F32[1], Const(std::min(info.used_clip_distances,
profile.max_user_clip_distances)))};
clip_distances = DefineOutput(*this, type, invocations, spv::BuiltIn::ClipDistance);
}
}
if (info.stores[IR::Attribute::Layer] &&
(profile.support_viewport_index_layer_non_geometry || stage == Stage::Geometry)) {