mirror of https://git.h3cjp.net/H3cJP/citra.git
79 lines
2.2 KiB
C++
79 lines
2.2 KiB
C++
// Copyright 2023 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <boost/serialization/access.hpp>
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#include "common/bit_field.h"
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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#include "common/vector_math.h"
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#define LCD_REG_INDEX(field_name) (offsetof(Pica::RegsLcd, field_name) / sizeof(u32))
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namespace Pica {
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union ColorFill {
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u32 raw;
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BitField<0, 8, u32> color_r;
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BitField<8, 8, u32> color_g;
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BitField<16, 8, u32> color_b;
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BitField<24, 1, u32> is_enabled;
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Common::Vec3<u8> AsVector() const noexcept {
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return Common::MakeVec<u8>(color_r, color_g, color_b);
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}
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};
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struct RegsLcd {
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INSERT_PADDING_WORDS(0x81);
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ColorFill color_fill_top;
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INSERT_PADDING_WORDS(0xE);
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u32 backlight_top;
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INSERT_PADDING_WORDS(0x1F0);
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ColorFill color_fill_bottom;
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INSERT_PADDING_WORDS(0xE);
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u32 backlight_bottom;
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INSERT_PADDING_WORDS(0x16F);
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static constexpr std::size_t NumIds() {
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return sizeof(RegsLcd) / sizeof(u32);
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}
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const u32& operator[](int index) const {
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const u32* content = reinterpret_cast<const u32*>(this);
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return content[index];
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}
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u32& operator[](int index) {
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u32* content = reinterpret_cast<u32*>(this);
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return content[index];
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}
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private:
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template <class Archive>
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void serialize(Archive& ar, const unsigned int) {
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ar& color_fill_top.raw;
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ar& backlight_top;
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ar& color_fill_bottom.raw;
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ar& backlight_bottom;
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}
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friend class boost::serialization::access;
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};
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static_assert(std::is_standard_layout_v<RegsLcd>, "Structure does not use standard layout");
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#define ASSERT_REG_POSITION(field_name, position) \
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static_assert(offsetof(RegsLcd, field_name) == position * 4, \
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"Field " #field_name " has invalid position")
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ASSERT_REG_POSITION(color_fill_top, 0x81);
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ASSERT_REG_POSITION(backlight_top, 0x90);
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ASSERT_REG_POSITION(color_fill_bottom, 0x281);
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ASSERT_REG_POSITION(backlight_bottom, 0x290);
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#undef ASSERT_REG_POSITION
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} // namespace Pica
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