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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 <array>
#include <memory>
#include <set>
#include <utility>
#include <vector>
#include <sirit/sirit.h>
#include "common/common_types.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/shader/shader_ir.h"
namespace VideoCommon::Shader {
class ShaderIR;
}
namespace Vulkan::VKShader {
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
using SamplerEntry = VideoCommon::Shader::Sampler;
constexpr u32 DESCRIPTOR_SET = 0;
class ConstBufferEntry : public VideoCommon::Shader::ConstBuffer {
public:
explicit constexpr ConstBufferEntry(const VideoCommon::Shader::ConstBuffer& entry, u32 index)
: VideoCommon::Shader::ConstBuffer{entry}, index{index} {}
constexpr u32 GetIndex() const {
return index;
}
private:
u32 index{};
};
class GlobalBufferEntry {
public:
explicit GlobalBufferEntry(u32 cbuf_index, u32 cbuf_offset)
: cbuf_index{cbuf_index}, cbuf_offset{cbuf_offset} {}
u32 GetCbufIndex() const {
return cbuf_index;
}
u32 GetCbufOffset() const {
return cbuf_offset;
}
private:
u32 cbuf_index{};
u32 cbuf_offset{};
};
struct ShaderEntries {
u32 const_buffers_base_binding{};
u32 global_buffers_base_binding{};
u32 samplers_base_binding{};
std::vector<ConstBufferEntry> const_buffers;
std::vector<GlobalBufferEntry> global_buffers;
std::vector<SamplerEntry> samplers;
std::set<u32> attributes;
std::array<bool, Maxwell::NumClipDistances> clip_distances{};
std::size_t shader_length{};
Sirit::Id entry_function{};
std::vector<Sirit::Id> interfaces;
};
using DecompilerResult = std::pair<std::unique_ptr<Sirit::Module>, ShaderEntries>;
DecompilerResult Decompile(const VideoCommon::Shader::ShaderIR& ir, Maxwell::ShaderStage stage);
} // namespace Vulkan::VKShader
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