From 5643a909bc3fa9f497d2f2e68650f823ed2944ac Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Sat, 26 Jun 2021 01:14:06 -0300 Subject: shader: Fix disabled and unwritten attributes and varyings --- src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src/shader_recompiler/backend/spirv') diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp index 77fbb2b2f..756de0a27 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp @@ -298,10 +298,14 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) { if (IR::IsGeneric(attr)) { const u32 index{IR::GenericAttributeIndex(attr)}; const std::optional type{AttrTypes(ctx, index)}; - if (!type || !ctx.runtime_info.previous_stage_stores.Generic(index)) { + if (!type) { // Attribute is disabled return ctx.Const(0.0f); } + if (!ctx.runtime_info.previous_stage_stores.Generic(index, element)) { + // Varying component is not written + return ctx.Const(type && element == 3 ? 1.0f : 0.0f); + } const Id generic_id{ctx.input_generics.at(index)}; const Id pointer{AttrPointer(ctx, type->pointer, vertex, generic_id, ctx.Const(element))}; const Id value{ctx.OpLoad(type->id, pointer)}; -- cgit v1.2.3