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Merge pull request #2846 from ReinUsesLisp/fixup-viewport-index

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gl_shader_decompiler: Avoid writing output attribute when unimplemented
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bunnei 2019-09-20 17:11:20 -04:00 committed by GitHub
commit bbe82d62b0
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 14 additions and 10 deletions
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24
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -1021,10 +1021,10 @@ private:
return {std::move(temporary), value.GetType()};
}
Expression GetOutputAttribute(const AbufNode* abuf) {
std::optional<Expression> GetOutputAttribute(const AbufNode* abuf) {
switch (const auto attribute = abuf->GetIndex()) {
case Attribute::Index::Position:
return {"gl_Position"s + GetSwizzle(abuf->GetElement()), Type::Float};
return {{"gl_Position"s + GetSwizzle(abuf->GetElement()), Type::Float}};
case Attribute::Index::LayerViewportPointSize:
switch (abuf->GetElement()) {
case 0:
@ -1034,25 +1034,25 @@ private:
if (IsVertexShader(stage) && !device.HasVertexViewportLayer()) {
return {};
}
return {"gl_Layer", Type::Int};
return {{"gl_Layer", Type::Int}};
case 2:
if (IsVertexShader(stage) && !device.HasVertexViewportLayer()) {
return {};
}
return {"gl_ViewportIndex", Type::Int};
return {{"gl_ViewportIndex", Type::Int}};
case 3:
UNIMPLEMENTED_MSG("Requires some state changes for gl_PointSize to work in shader");
return {"gl_PointSize", Type::Float};
return {{"gl_PointSize", Type::Float}};
}
return {};
case Attribute::Index::ClipDistances0123:
return {fmt::format("gl_ClipDistance[{}]", abuf->GetElement()), Type::Float};
return {{fmt::format("gl_ClipDistance[{}]", abuf->GetElement()), Type::Float}};
case Attribute::Index::ClipDistances4567:
return {fmt::format("gl_ClipDistance[{}]", abuf->GetElement() + 4), Type::Float};
return {{fmt::format("gl_ClipDistance[{}]", abuf->GetElement() + 4), Type::Float}};
default:
if (IsGenericAttribute(attribute)) {
return {GetOutputAttribute(attribute) + GetSwizzle(abuf->GetElement()),
Type::Float};
return {
{GetOutputAttribute(attribute) + GetSwizzle(abuf->GetElement()), Type::Float}};
}
UNIMPLEMENTED_MSG("Unhandled output attribute: {}", static_cast<u32>(attribute));
return {};
@ -1292,7 +1292,11 @@ private:
target = {GetRegister(gpr->GetIndex()), Type::Float};
} else if (const auto abuf = std::get_if<AbufNode>(&*dest)) {
UNIMPLEMENTED_IF(abuf->IsPhysicalBuffer());
target = GetOutputAttribute(abuf);
auto output = GetOutputAttribute(abuf);
if (!output) {
return {};
}
target = std::move(*output);
} else if (const auto lmem = std::get_if<LmemNode>(&*dest)) {
if (stage == ProgramType::Compute) {
LOG_WARNING(Render_OpenGL, "Local memory is stubbed on compute shaders");