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-rw-r--r--src/shader_recompiler/backend/spirv/spirv_emit_context.cpp46
1 files changed, 28 insertions, 18 deletions
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
index ed023fcfe..bb9ccc0ac 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -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)) {