dolphin/Source/Core/VideoCommon/CPMemory.h

255 lines
3.9 KiB
C

// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "Common/Common.h"
// Vertex array numbers
enum
{
ARRAY_POSITION = 0,
ARRAY_NORMAL = 1,
ARRAY_COLOR = 2,
ARRAY_COLOR2 = 3,
ARRAY_TEXCOORD0 = 4,
};
// Vertex components
enum
{
NOT_PRESENT = 0,
DIRECT = 1,
INDEX8 = 2,
INDEX16 = 3,
};
enum
{
FORMAT_UBYTE = 0, // 2 Cmp
FORMAT_BYTE = 1, // 3 Cmp
FORMAT_USHORT = 2,
FORMAT_SHORT = 3,
FORMAT_FLOAT = 4,
};
enum
{
FORMAT_16B_565 = 0, // NA
FORMAT_24B_888 = 1,
FORMAT_32B_888x = 2,
FORMAT_16B_4444 = 3,
FORMAT_24B_6666 = 4,
FORMAT_32B_8888 = 5,
};
enum
{
VAT_0_FRACBITS = 0x3e0001f0,
VAT_1_FRACBITS = 0x07c3e1f0,
VAT_2_FRACBITS = 0xf87c3e1f,
};
#pragma pack(4)
union TVtxDesc
{
u64 Hex;
struct
{
// 0: not present
// 1: present
u64 PosMatIdx : 1;
u64 Tex0MatIdx : 1;
u64 Tex1MatIdx : 1;
u64 Tex2MatIdx : 1;
u64 Tex3MatIdx : 1;
u64 Tex4MatIdx : 1;
u64 Tex5MatIdx : 1;
u64 Tex6MatIdx : 1;
u64 Tex7MatIdx : 1;
// 00: not present
// 01: direct
// 10: 8 bit index
// 11: 16 bit index
u64 Position : 2;
u64 Normal : 2;
u64 Color0 : 2;
u64 Color1 : 2;
u64 Tex0Coord : 2;
u64 Tex1Coord : 2;
u64 Tex2Coord : 2;
u64 Tex3Coord : 2;
u64 Tex4Coord : 2;
u64 Tex5Coord : 2;
u64 Tex6Coord : 2;
u64 Tex7Coord : 2;
u64 :31;
};
struct
{
u32 Hex0, Hex1;
};
};
union UVAT_group0
{
u32 Hex;
struct
{
// 0:8
u32 PosElements : 1;
u32 PosFormat : 3;
u32 PosFrac : 5;
// 9:12
u32 NormalElements : 1;
u32 NormalFormat : 3;
// 13:16
u32 Color0Elements : 1;
u32 Color0Comp : 3;
// 17:20
u32 Color1Elements : 1;
u32 Color1Comp : 3;
// 21:29
u32 Tex0CoordElements : 1;
u32 Tex0CoordFormat : 3;
u32 Tex0Frac : 5;
// 30:31
u32 ByteDequant : 1;
u32 NormalIndex3 : 1;
};
};
union UVAT_group1
{
u32 Hex;
struct
{
// 0:8
u32 Tex1CoordElements : 1;
u32 Tex1CoordFormat : 3;
u32 Tex1Frac : 5;
// 9:17
u32 Tex2CoordElements : 1;
u32 Tex2CoordFormat : 3;
u32 Tex2Frac : 5;
// 18:26
u32 Tex3CoordElements : 1;
u32 Tex3CoordFormat : 3;
u32 Tex3Frac : 5;
// 27:30
u32 Tex4CoordElements : 1;
u32 Tex4CoordFormat : 3;
//
u32 : 1;
};
};
union UVAT_group2
{
u32 Hex;
struct
{
// 0:4
u32 Tex4Frac : 5;
// 5:13
u32 Tex5CoordElements : 1;
u32 Tex5CoordFormat : 3;
u32 Tex5Frac : 5;
// 14:22
u32 Tex6CoordElements : 1;
u32 Tex6CoordFormat : 3;
u32 Tex6Frac : 5;
// 23:31
u32 Tex7CoordElements : 1;
u32 Tex7CoordFormat : 3;
u32 Tex7Frac : 5;
};
};
struct ColorAttr
{
u8 Elements;
u8 Comp;
};
struct TexAttr
{
u8 Elements;
u8 Format;
u8 Frac;
};
struct TVtxAttr
{
u8 PosElements;
u8 PosFormat;
u8 PosFrac;
u8 NormalElements;
u8 NormalFormat;
ColorAttr color[2];
TexAttr texCoord[8];
u8 ByteDequant;
u8 NormalIndex3;
};
// Matrix indices
union TMatrixIndexA
{
struct
{
u32 PosNormalMtxIdx : 6;
u32 Tex0MtxIdx : 6;
u32 Tex1MtxIdx : 6;
u32 Tex2MtxIdx : 6;
u32 Tex3MtxIdx : 6;
};
struct
{
u32 Hex : 30;
u32 unused : 2;
};
};
union TMatrixIndexB
{
struct
{
u32 Tex4MtxIdx : 6;
u32 Tex5MtxIdx : 6;
u32 Tex6MtxIdx : 6;
u32 Tex7MtxIdx : 6;
};
struct
{
u32 Hex : 24;
u32 unused : 8;
};
};
#pragma pack()
extern u32 arraybases[16];
extern u8 *cached_arraybases[16];
extern u32 arraystrides[16];
extern TMatrixIndexA MatrixIndexA;
extern TMatrixIndexB MatrixIndexB;
struct VAT
{
UVAT_group0 g0;
UVAT_group1 g1;
UVAT_group2 g2;
};
extern TVtxDesc g_VtxDesc;
extern VAT g_VtxAttr[8];
// Might move this into its own file later.
void LoadCPReg(u32 SubCmd, u32 Value);
// Fills memory with data from CP regs
void FillCPMemoryArray(u32 *memory);