mirror of
https://github.com/dolphin-emu/dolphin.git
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641 lines
19 KiB
C++
641 lines
19 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <array>
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#include <string>
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#include <utility>
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#include "Common/BitField.h"
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#include "Common/BitSet.h"
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#include "Common/CommonTypes.h"
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#include "Common/EnumFormatter.h"
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#include "Common/MsgHandler.h"
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enum
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{
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// These commands use the high nybble for the command itself, and the lower nybble is an argument.
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// TODO: However, Dolphin's implementation (in LoadCPReg) and YAGCD disagree about what values are
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// valid for the lower nybble.
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// YAGCD mentions 0x20 as "?", and does not mention the others
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// Libogc has 0x00 and 0x20, where 0x00 is tied to GX_ClearVCacheMetric and 0x20 related to
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// cpPerfMode. 0x10 may be GX_SetVCacheMetric, but that function is empty. In any case, these all
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// are probably for perf queries, and no title seems to actually need a full implementation.
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UNKNOWN_00 = 0x00,
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UNKNOWN_10 = 0x10,
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UNKNOWN_20 = 0x20,
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// YAGCD says 0x30 only; LoadCPReg allows any
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MATINDEX_A = 0x30,
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// YAGCD says 0x40 only; LoadCPReg allows any
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MATINDEX_B = 0x40,
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// YAGCD says 0x50-0x57 for distinct VCDs; LoadCPReg allows any for a single VCD
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VCD_LO = 0x50,
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// YAGCD says 0x60-0x67 for distinct VCDs; LoadCPReg allows any for a single VCD
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VCD_HI = 0x60,
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// YAGCD and LoadCPReg both agree that only 0x70-0x77 are valid
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CP_VAT_REG_A = 0x70,
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// YAGCD and LoadCPReg both agree that only 0x80-0x87 are valid
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CP_VAT_REG_B = 0x80,
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// YAGCD and LoadCPReg both agree that only 0x90-0x97 are valid
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CP_VAT_REG_C = 0x90,
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// YAGCD and LoadCPReg agree that 0xa0-0xaf are valid
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ARRAY_BASE = 0xa0,
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// YAGCD and LoadCPReg agree that 0xb0-0xbf are valid
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ARRAY_STRIDE = 0xb0,
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CP_COMMAND_MASK = 0xf0,
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CP_NUM_VAT_REG = 0x08,
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CP_VAT_MASK = 0x07,
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CP_NUM_ARRAYS = 0x10,
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CP_ARRAY_MASK = 0x0f,
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};
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// Vertex array numbers
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enum
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{
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ARRAY_POSITION = 0,
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ARRAY_NORMAL = 1,
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ARRAY_COLOR0 = 2,
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NUM_COLOR_ARRAYS = 2,
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ARRAY_TEXCOORD0 = 4,
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NUM_TEXCOORD_ARRAYS = 8,
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ARRAY_XF_A = 12, // Usually used for position matrices
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ARRAY_XF_B = 13, // Usually used for normal matrices
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ARRAY_XF_C = 14, // Usually used for tex coord matrices
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ARRAY_XF_D = 15, // Usually used for light objects
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// Number of arrays related to vertex components (position, normal, color, tex coord)
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// Excludes the 4 arrays used for indexed XF loads
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NUM_VERTEX_COMPONENT_ARRAYS = 12,
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};
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// Vertex components
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enum class VertexComponentFormat
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{
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NotPresent = 0,
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Direct = 1,
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Index8 = 2,
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Index16 = 3,
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};
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template <>
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struct fmt::formatter<VertexComponentFormat> : EnumFormatter<VertexComponentFormat::Index16>
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{
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formatter() : EnumFormatter({"Not present", "Direct", "8-bit index", "16-bit index"}) {}
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};
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constexpr bool IsIndexed(VertexComponentFormat format)
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{
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return format == VertexComponentFormat::Index8 || format == VertexComponentFormat::Index16;
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}
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enum class ComponentFormat
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{
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UByte = 0, // Invalid for normals
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Byte = 1,
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UShort = 2, // Invalid for normals
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Short = 3,
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Float = 4,
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};
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template <>
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struct fmt::formatter<ComponentFormat> : EnumFormatter<ComponentFormat::Float>
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{
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formatter() : EnumFormatter({"Unsigned Byte", "Byte", "Unsigned Short", "Short", "Float"}) {}
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};
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constexpr u32 GetElementSize(ComponentFormat format)
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{
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switch (format)
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{
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case ComponentFormat::UByte:
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case ComponentFormat::Byte:
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return 1;
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case ComponentFormat::UShort:
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case ComponentFormat::Short:
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return 2;
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case ComponentFormat::Float:
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return 4;
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default:
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PanicAlertFmt("Unknown format {}", format);
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return 0;
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}
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}
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enum class CoordComponentCount
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{
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XY = 0,
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XYZ = 1,
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};
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template <>
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struct fmt::formatter<CoordComponentCount> : EnumFormatter<CoordComponentCount::XYZ>
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{
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formatter() : EnumFormatter({"2 (x, y)", "3 (x, y, z)"}) {}
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};
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enum class NormalComponentCount
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{
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N = 0,
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NBT = 1,
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};
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template <>
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struct fmt::formatter<NormalComponentCount> : EnumFormatter<NormalComponentCount::NBT>
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{
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formatter() : EnumFormatter({"1 (n)", "3 (n, b, t)"}) {}
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};
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enum class ColorComponentCount
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{
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RGB = 0,
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RGBA = 1,
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};
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template <>
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struct fmt::formatter<ColorComponentCount> : EnumFormatter<ColorComponentCount::RGBA>
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{
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formatter() : EnumFormatter({"3 (r, g, b)", "4 (r, g, b, a)"}) {}
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};
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enum class ColorFormat
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{
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RGB565 = 0, // 16b
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RGB888 = 1, // 24b
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RGB888x = 2, // 32b
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RGBA4444 = 3, // 16b
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RGBA6666 = 4, // 24b
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RGBA8888 = 5, // 32b
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};
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template <>
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struct fmt::formatter<ColorFormat> : EnumFormatter<ColorFormat::RGBA8888>
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{
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static constexpr array_type names = {
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"RGB 16 bits 565", "RGB 24 bits 888", "RGB 32 bits 888x",
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"RGBA 16 bits 4444", "RGBA 24 bits 6666", "RGBA 32 bits 8888",
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};
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formatter() : EnumFormatter(names) {}
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};
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enum class TexComponentCount
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{
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S = 0,
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ST = 1,
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};
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template <>
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struct fmt::formatter<TexComponentCount> : EnumFormatter<TexComponentCount::ST>
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{
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formatter() : EnumFormatter({"1 (s)", "2 (s, t)"}) {}
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};
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struct TVtxDesc
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{
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union Low
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{
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// false: not present
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// true: present
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BitField<0, 1, bool, u32> PosMatIdx;
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BitField<1, 1, bool, u32> Tex0MatIdx;
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BitField<2, 1, bool, u32> Tex1MatIdx;
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BitField<3, 1, bool, u32> Tex2MatIdx;
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BitField<4, 1, bool, u32> Tex3MatIdx;
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BitField<5, 1, bool, u32> Tex4MatIdx;
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BitField<6, 1, bool, u32> Tex5MatIdx;
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BitField<7, 1, bool, u32> Tex6MatIdx;
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BitField<8, 1, bool, u32> Tex7MatIdx;
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BitFieldArray<1, 1, 8, bool, u32> TexMatIdx;
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BitField<9, 2, VertexComponentFormat> Position;
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BitField<11, 2, VertexComponentFormat> Normal;
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BitField<13, 2, VertexComponentFormat> Color0;
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BitField<15, 2, VertexComponentFormat> Color1;
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BitFieldArray<13, 2, 2, VertexComponentFormat> Color;
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u32 Hex = 0;
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};
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union High
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{
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BitField<0, 2, VertexComponentFormat> Tex0Coord;
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BitField<2, 2, VertexComponentFormat> Tex1Coord;
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BitField<4, 2, VertexComponentFormat> Tex2Coord;
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BitField<6, 2, VertexComponentFormat> Tex3Coord;
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BitField<8, 2, VertexComponentFormat> Tex4Coord;
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BitField<10, 2, VertexComponentFormat> Tex5Coord;
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BitField<12, 2, VertexComponentFormat> Tex6Coord;
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BitField<14, 2, VertexComponentFormat> Tex7Coord;
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BitFieldArray<0, 2, 8, VertexComponentFormat> TexCoord;
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u32 Hex = 0;
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};
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Low low;
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High high;
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};
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template <>
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struct fmt::formatter<TVtxDesc::Low>
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{
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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template <typename FormatContext>
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auto format(const TVtxDesc::Low& desc, FormatContext& ctx)
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{
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static constexpr std::array<const char*, 2> present = {"Not present", "Present"};
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return format_to(ctx.out(),
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"Position and normal matrix index: {}\n"
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"Texture Coord 0 matrix index: {}\n"
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"Texture Coord 1 matrix index: {}\n"
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"Texture Coord 2 matrix index: {}\n"
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"Texture Coord 3 matrix index: {}\n"
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"Texture Coord 4 matrix index: {}\n"
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"Texture Coord 5 matrix index: {}\n"
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"Texture Coord 6 matrix index: {}\n"
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"Texture Coord 7 matrix index: {}\n"
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"Position: {}\n"
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"Normal: {}\n"
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"Color 0: {}\n"
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"Color 1: {}",
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present[desc.PosMatIdx], present[desc.Tex0MatIdx], present[desc.Tex1MatIdx],
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present[desc.Tex2MatIdx], present[desc.Tex3MatIdx], present[desc.Tex4MatIdx],
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present[desc.Tex5MatIdx], present[desc.Tex6MatIdx], present[desc.Tex7MatIdx],
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desc.Position, desc.Normal, desc.Color0, desc.Color1);
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}
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};
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template <>
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struct fmt::formatter<TVtxDesc::High>
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{
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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template <typename FormatContext>
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auto format(const TVtxDesc::High& desc, FormatContext& ctx)
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{
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return format_to(ctx.out(),
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"Texture Coord 0: {}\n"
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"Texture Coord 1: {}\n"
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"Texture Coord 2: {}\n"
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"Texture Coord 3: {}\n"
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"Texture Coord 4: {}\n"
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"Texture Coord 5: {}\n"
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"Texture Coord 6: {}\n"
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"Texture Coord 7: {}",
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desc.Tex0Coord, desc.Tex1Coord, desc.Tex2Coord, desc.Tex3Coord, desc.Tex4Coord,
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desc.Tex5Coord, desc.Tex6Coord, desc.Tex7Coord);
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}
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};
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template <>
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struct fmt::formatter<TVtxDesc>
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{
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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template <typename FormatContext>
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auto format(const TVtxDesc& desc, FormatContext& ctx)
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{
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return format_to(ctx.out(), "{}\n{}", desc.low, desc.high);
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}
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};
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union UVAT_group0
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{
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u32 Hex = 0;
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// 0:8
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BitField<0, 1, CoordComponentCount> PosElements;
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BitField<1, 3, ComponentFormat> PosFormat;
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BitField<4, 5, u32> PosFrac;
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// 9:12
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BitField<9, 1, NormalComponentCount> NormalElements;
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BitField<10, 3, ComponentFormat> NormalFormat;
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// 13:16
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BitField<13, 1, ColorComponentCount> Color0Elements;
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BitField<14, 3, ColorFormat> Color0Comp;
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// 17:20
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BitField<17, 1, ColorComponentCount> Color1Elements;
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BitField<18, 3, ColorFormat> Color1Comp;
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// 21:29
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BitField<21, 1, TexComponentCount> Tex0CoordElements;
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BitField<22, 3, ComponentFormat> Tex0CoordFormat;
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BitField<25, 5, u8, u32> Tex0Frac;
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// 30:31
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BitField<30, 1, bool, u32> ByteDequant;
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BitField<31, 1, bool, u32> NormalIndex3;
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};
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template <>
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struct fmt::formatter<UVAT_group0>
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{
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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template <typename FormatContext>
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auto format(const UVAT_group0& g0, FormatContext& ctx)
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{
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static constexpr std::array<const char*, 2> byte_dequant = {
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"shift does not apply to u8/s8 components", "shift applies to u8/s8 components"};
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static constexpr std::array<const char*, 2> normalindex3 = {"single index per normal",
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"triple-index per nine-normal"};
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return format_to(ctx.out(),
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"Position elements: {}\n"
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"Position format: {}\n"
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"Position shift: {} ({})\n"
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"Normal elements: {}\n"
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"Normal format: {}\n"
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"Color 0 elements: {}\n"
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"Color 0 format: {}\n"
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"Color 1 elements: {}\n"
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"Color 1 format: {}\n"
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"Texture coord 0 elements: {}\n"
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"Texture coord 0 format: {}\n"
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"Texture coord 0 shift: {} ({})\n"
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"Byte dequant: {}\n"
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"Normal index 3: {}",
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g0.PosElements, g0.PosFormat, g0.PosFrac, 1.f / (1 << g0.PosFrac),
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g0.NormalElements, g0.NormalFormat, g0.Color0Elements, g0.Color0Comp,
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g0.Color1Elements, g0.Color1Comp, g0.Tex0CoordElements, g0.Tex0CoordFormat,
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g0.Tex0Frac, 1.f / (1 << g0.Tex0Frac), byte_dequant[g0.ByteDequant],
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normalindex3[g0.NormalIndex3]);
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}
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};
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union UVAT_group1
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{
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u32 Hex = 0;
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// 0:8
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BitField<0, 1, TexComponentCount> Tex1CoordElements;
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BitField<1, 3, ComponentFormat> Tex1CoordFormat;
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BitField<4, 5, u8, u32> Tex1Frac;
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// 9:17
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BitField<9, 1, TexComponentCount> Tex2CoordElements;
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BitField<10, 3, ComponentFormat> Tex2CoordFormat;
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BitField<13, 5, u8, u32> Tex2Frac;
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// 18:26
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BitField<18, 1, TexComponentCount> Tex3CoordElements;
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BitField<19, 3, ComponentFormat> Tex3CoordFormat;
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BitField<22, 5, u8, u32> Tex3Frac;
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// 27:30
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BitField<27, 1, TexComponentCount> Tex4CoordElements;
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BitField<28, 3, ComponentFormat> Tex4CoordFormat;
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// 31
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BitField<31, 1, bool, u32> VCacheEnhance;
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};
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template <>
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struct fmt::formatter<UVAT_group1>
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{
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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template <typename FormatContext>
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auto format(const UVAT_group1& g1, FormatContext& ctx)
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{
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return format_to(ctx.out(),
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"Texture coord 1 elements: {}\n"
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"Texture coord 1 format: {}\n"
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"Texture coord 1 shift: {} ({})\n"
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"Texture coord 2 elements: {}\n"
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"Texture coord 2 format: {}\n"
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"Texture coord 2 shift: {} ({})\n"
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"Texture coord 3 elements: {}\n"
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"Texture coord 3 format: {}\n"
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"Texture coord 3 shift: {} ({})\n"
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"Texture coord 4 elements: {}\n"
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"Texture coord 4 format: {}\n"
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"Enhance VCache (must always be on): {}",
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g1.Tex1CoordElements, g1.Tex1CoordFormat, g1.Tex1Frac,
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1.f / (1 << g1.Tex1Frac), g1.Tex2CoordElements, g1.Tex2CoordFormat,
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g1.Tex2Frac, 1.f / (1 << g1.Tex2Frac), g1.Tex3CoordElements,
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g1.Tex3CoordFormat, g1.Tex3Frac, 1.f / (1 << g1.Tex3Frac),
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g1.Tex4CoordElements, g1.Tex4CoordFormat, g1.VCacheEnhance ? "Yes" : "No");
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}
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};
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union UVAT_group2
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{
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u32 Hex = 0;
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// 0:4
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BitField<0, 5, u8, u32> Tex4Frac;
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// 5:13
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BitField<5, 1, TexComponentCount> Tex5CoordElements;
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BitField<6, 3, ComponentFormat> Tex5CoordFormat;
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BitField<9, 5, u8, u32> Tex5Frac;
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// 14:22
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BitField<14, 1, TexComponentCount> Tex6CoordElements;
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BitField<15, 3, ComponentFormat> Tex6CoordFormat;
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BitField<18, 5, u8, u32> Tex6Frac;
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// 23:31
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BitField<23, 1, TexComponentCount> Tex7CoordElements;
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BitField<24, 3, ComponentFormat> Tex7CoordFormat;
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BitField<27, 5, u8, u32> Tex7Frac;
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};
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template <>
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struct fmt::formatter<UVAT_group2>
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{
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constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
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template <typename FormatContext>
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auto format(const UVAT_group2& g2, FormatContext& ctx)
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{
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return format_to(ctx.out(),
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"Texture coord 4 shift: {} ({})\n"
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"Texture coord 5 elements: {}\n"
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"Texture coord 5 format: {}\n"
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"Texture coord 5 shift: {} ({})\n"
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"Texture coord 6 elements: {}\n"
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"Texture coord 6 format: {}\n"
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"Texture coord 6 shift: {} ({})\n"
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"Texture coord 7 elements: {}\n"
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"Texture coord 7 format: {}\n"
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"Texture coord 7 shift: {} ({})",
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g2.Tex4Frac, 1.f / (1 << g2.Tex4Frac), g2.Tex5CoordElements,
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g2.Tex5CoordFormat, g2.Tex5Frac, 1.f / (1 << g2.Tex5Frac),
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g2.Tex6CoordElements, g2.Tex6CoordFormat, g2.Tex6Frac,
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1.f / (1 << g2.Tex6Frac), g2.Tex7CoordElements, g2.Tex7CoordFormat,
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g2.Tex7Frac, 1.f / (1 << g2.Tex7Frac));
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}
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};
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struct VAT
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{
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UVAT_group0 g0;
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UVAT_group1 g1;
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UVAT_group2 g2;
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constexpr ColorComponentCount GetColorElements(size_t idx) const
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{
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switch (idx)
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{
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case 0:
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return g0.Color0Elements;
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case 1:
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return g0.Color1Elements;
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default:
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PanicAlertFmt("Invalid color index {}", idx);
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return ColorComponentCount::RGB;
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}
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}
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constexpr ColorFormat GetColorFormat(size_t idx) const
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{
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switch (idx)
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{
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case 0:
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return g0.Color0Comp;
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case 1:
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return g0.Color1Comp;
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default:
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PanicAlertFmt("Invalid color index {}", idx);
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return ColorFormat::RGB565;
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}
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}
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constexpr TexComponentCount GetTexElements(size_t idx) const
|
|
{
|
|
switch (idx)
|
|
{
|
|
case 0:
|
|
return g0.Tex0CoordElements;
|
|
case 1:
|
|
return g1.Tex1CoordElements;
|
|
case 2:
|
|
return g1.Tex2CoordElements;
|
|
case 3:
|
|
return g1.Tex3CoordElements;
|
|
case 4:
|
|
return g1.Tex4CoordElements;
|
|
case 5:
|
|
return g2.Tex5CoordElements;
|
|
case 6:
|
|
return g2.Tex6CoordElements;
|
|
case 7:
|
|
return g2.Tex7CoordElements;
|
|
default:
|
|
PanicAlertFmt("Invalid tex coord index {}", idx);
|
|
return TexComponentCount::S;
|
|
}
|
|
}
|
|
constexpr ComponentFormat GetTexFormat(size_t idx) const
|
|
{
|
|
switch (idx)
|
|
{
|
|
case 0:
|
|
return g0.Tex0CoordFormat;
|
|
case 1:
|
|
return g1.Tex1CoordFormat;
|
|
case 2:
|
|
return g1.Tex2CoordFormat;
|
|
case 3:
|
|
return g1.Tex3CoordFormat;
|
|
case 4:
|
|
return g1.Tex4CoordFormat;
|
|
case 5:
|
|
return g2.Tex5CoordFormat;
|
|
case 6:
|
|
return g2.Tex6CoordFormat;
|
|
case 7:
|
|
return g2.Tex7CoordFormat;
|
|
default:
|
|
PanicAlertFmt("Invalid tex coord index {}", idx);
|
|
return ComponentFormat::UByte;
|
|
}
|
|
}
|
|
constexpr u8 GetTexFrac(size_t idx) const
|
|
{
|
|
switch (idx)
|
|
{
|
|
case 0:
|
|
return g0.Tex0Frac;
|
|
case 1:
|
|
return g1.Tex1Frac;
|
|
case 2:
|
|
return g1.Tex2Frac;
|
|
case 3:
|
|
return g1.Tex3Frac;
|
|
case 4:
|
|
return g2.Tex4Frac;
|
|
case 5:
|
|
return g2.Tex5Frac;
|
|
case 6:
|
|
return g2.Tex6Frac;
|
|
case 7:
|
|
return g2.Tex7Frac;
|
|
default:
|
|
PanicAlertFmt("Invalid tex coord index {}", idx);
|
|
return 0;
|
|
}
|
|
}
|
|
};
|
|
template <>
|
|
struct fmt::formatter<VAT>
|
|
{
|
|
constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
|
|
template <typename FormatContext>
|
|
auto format(const VAT& vat, FormatContext& ctx)
|
|
{
|
|
return format_to(ctx.out(), "{}\n{}\n{}", vat.g0, vat.g1, vat.g2);
|
|
}
|
|
};
|
|
|
|
// Matrix indices
|
|
union TMatrixIndexA
|
|
{
|
|
BitField<0, 6, u32> PosNormalMtxIdx;
|
|
BitField<6, 6, u32> Tex0MtxIdx;
|
|
BitField<12, 6, u32> Tex1MtxIdx;
|
|
BitField<18, 6, u32> Tex2MtxIdx;
|
|
BitField<24, 6, u32> Tex3MtxIdx;
|
|
u32 Hex;
|
|
};
|
|
template <>
|
|
struct fmt::formatter<TMatrixIndexA>
|
|
{
|
|
constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
|
|
template <typename FormatContext>
|
|
auto format(const TMatrixIndexA& m, FormatContext& ctx)
|
|
{
|
|
return format_to(ctx.out(), "PosNormal: {}\nTex0: {}\nTex1: {}\nTex2: {}\nTex3: {}",
|
|
m.PosNormalMtxIdx, m.Tex0MtxIdx, m.Tex1MtxIdx, m.Tex2MtxIdx, m.Tex3MtxIdx);
|
|
}
|
|
};
|
|
|
|
union TMatrixIndexB
|
|
{
|
|
BitField<0, 6, u32> Tex4MtxIdx;
|
|
BitField<6, 6, u32> Tex5MtxIdx;
|
|
BitField<12, 6, u32> Tex6MtxIdx;
|
|
BitField<18, 6, u32> Tex7MtxIdx;
|
|
u32 Hex;
|
|
};
|
|
template <>
|
|
struct fmt::formatter<TMatrixIndexB>
|
|
{
|
|
constexpr auto parse(format_parse_context& ctx) { return ctx.begin(); }
|
|
template <typename FormatContext>
|
|
auto format(const TMatrixIndexB& m, FormatContext& ctx)
|
|
{
|
|
return format_to(ctx.out(), "Tex4: {}\nTex5: {}\nTex6: {}\nTex7: {}", m.Tex4MtxIdx,
|
|
m.Tex5MtxIdx, m.Tex6MtxIdx, m.Tex7MtxIdx);
|
|
}
|
|
};
|
|
|
|
class VertexLoaderBase;
|
|
|
|
// STATE_TO_SAVE
|
|
struct CPState final
|
|
{
|
|
u32 array_bases[CP_NUM_ARRAYS];
|
|
u32 array_strides[CP_NUM_ARRAYS];
|
|
TMatrixIndexA matrix_index_a;
|
|
TMatrixIndexB matrix_index_b;
|
|
TVtxDesc vtx_desc;
|
|
// Most games only use the first VtxAttr and simply reconfigure it all the time as needed.
|
|
VAT vtx_attr[CP_NUM_VAT_REG];
|
|
|
|
// Attributes that actually belong to VertexLoaderManager:
|
|
BitSet32 attr_dirty;
|
|
bool bases_dirty;
|
|
VertexLoaderBase* vertex_loaders[CP_NUM_VAT_REG];
|
|
int last_id;
|
|
};
|
|
|
|
class PointerWrap;
|
|
|
|
extern CPState g_main_cp_state;
|
|
extern CPState g_preprocess_cp_state;
|
|
|
|
// Might move this into its own file later.
|
|
void LoadCPReg(u32 SubCmd, u32 Value, bool is_preprocess = false);
|
|
|
|
// Fills memory with data from CP regs
|
|
void FillCPMemoryArray(u32* memory);
|
|
|
|
void DoCPState(PointerWrap& p);
|
|
|
|
void CopyPreprocessCPStateFromMain();
|
|
|
|
std::pair<std::string, std::string> GetCPRegInfo(u8 cmd, u32 value);
|