dolphin/Source/Core/VideoCommon/UberShaderCommon.h

40 lines
1.3 KiB
C++

// Copyright 2017 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <string>
#include <string_view>
#include <fmt/format.h>
#include "Common/CommonTypes.h"
#include "Common/TypeUtils.h"
class ShaderCode;
enum class APIType;
union ShaderHostConfig;
namespace UberShader
{
// Common functions across all ubershaders
void WriteUberShaderCommonHeader(ShaderCode& out, APIType api_type,
const ShaderHostConfig& host_config);
// Vertex lighting
void WriteLightingFunction(ShaderCode& out);
void WriteVertexLighting(ShaderCode& out, APIType api_type, std::string_view world_pos_var,
std::string_view normal_var, std::string_view in_color_0_var,
std::string_view in_color_1_var, std::string_view out_color_0_var,
std::string_view out_color_1_var);
// bitfieldExtract generator for BitField types
template <auto ptr_to_bitfield_member>
std::string BitfieldExtract(std::string_view source)
{
using BitFieldT = Common::MemberType<ptr_to_bitfield_member>;
return fmt::format("bitfieldExtract({}, {}, {})", source, static_cast<u32>(BitFieldT::StartBit()),
static_cast<u32>(BitFieldT::NumBits()));
}
} // namespace UberShader