Merge pull request #6887 from v1993/patch-2
SPIR-V: Merge two ifs in EmitGetAttribute
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519978ce70
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@ -298,14 +298,10 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
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if (IR::IsGeneric(attr)) {
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if (IR::IsGeneric(attr)) {
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const u32 index{IR::GenericAttributeIndex(attr)};
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const u32 index{IR::GenericAttributeIndex(attr)};
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const std::optional<AttrInfo> type{AttrTypes(ctx, index)};
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const std::optional<AttrInfo> type{AttrTypes(ctx, index)};
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if (!type) {
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if (!type || !ctx.runtime_info.previous_stage_stores.Generic(index, element)) {
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// Attribute is disabled
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// Attribute is disabled or varying component is not written
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return ctx.Const(element == 3 ? 1.0f : 0.0f);
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return ctx.Const(element == 3 ? 1.0f : 0.0f);
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}
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}
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if (!ctx.runtime_info.previous_stage_stores.Generic(index, element)) {
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// Varying component is not written
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return ctx.Const(type && element == 3 ? 1.0f : 0.0f);
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}
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const Id generic_id{ctx.input_generics.at(index)};
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const Id generic_id{ctx.input_generics.at(index)};
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const Id pointer{AttrPointer(ctx, type->pointer, vertex, generic_id, ctx.Const(element))};
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const Id pointer{AttrPointer(ctx, type->pointer, vertex, generic_id, ctx.Const(element))};
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const Id value{ctx.OpLoad(type->id, pointer)};
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const Id value{ctx.OpLoad(type->id, pointer)};
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