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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <string>
#include <tuple>
#include <type_traits>
#include <utility>
#include <vector>
#include "common/common_types.h"
#include "video_core/shader/shader_ir.h"
namespace VideoCommon::Shader {
/// Creates a conditional node
Node Conditional(Node condition, std::vector<Node> code);
/// Creates a commentary node
Node Comment(std::string text);
/// Creates an u32 immediate
Node Immediate(u32 value);
/// Creates a s32 immediate
Node Immediate(s32 value);
/// Creates a f32 immediate
Node Immediate(f32 value);
/// Converts an signed operation code to an unsigned operation code
OperationCode SignedToUnsignedCode(OperationCode operation_code, bool is_signed);
template <typename T, typename... Args>
Node MakeNode(Args&&... args) {
static_assert(std::is_convertible_v<T, NodeData>);
return std::make_shared<NodeData>(T(std::forward<Args>(args)...));
}
template <typename... Args>
Node Operation(OperationCode code, Args&&... args) {
if constexpr (sizeof...(args) == 0) {
return MakeNode<OperationNode>(code);
} else if constexpr (std::is_convertible_v<std::tuple_element_t<0, std::tuple<Args...>>,
Meta>) {
return MakeNode<OperationNode>(code, std::forward<Args>(args)...);
} else {
return MakeNode<OperationNode>(code, Meta{}, std::forward<Args>(args)...);
}
}
template <typename... Args>
Node SignedOperation(OperationCode code, bool is_signed, Args&&... args) {
return Operation(SignedToUnsignedCode(code, is_signed), std::forward<Args>(args)...);
}
} // namespace VideoCommon::Shader
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