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/*
Copyright (C) 2003 Rice1964
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __RICE_RDP_GFX_H__
#define __RICE_RDP_GFX_H__
#define RSP_SPNOOP 0 // handle 0 gracefully
#define RSP_MTX 1
#define RSP_RESERVED0 2 // unknown
#define RSP_MOVEMEM 3 // move a block of memory (up to 4 words) to dmem
#define RSP_VTX 4
#define RSP_RESERVED1 5 // unknown
#define RSP_DL 6
#define RSP_RESERVED2 7 // unknown
#define RSP_RESERVED3 8 // unknown
#define RSP_SPRITE2D 9 // sprite command
#define RSP_SPRITE2D_BASE 9 // sprite command
#define RSP_1ST 0xBF
#define RSP_TRI1 (RSP_1ST-0)
#define RSP_CULLDL (RSP_1ST-1)
#define RSP_POPMTX (RSP_1ST-2)
#define RSP_MOVEWORD (RSP_1ST-3)
#define RSP_TEXTURE (RSP_1ST-4)
#define RSP_SETOTHERMODE_H (RSP_1ST-5)
#define RSP_SETOTHERMODE_L (RSP_1ST-6)
#define RSP_ENDDL (RSP_1ST-7)
#define RSP_SETGEOMETRYMODE (RSP_1ST-8)
#define RSP_CLEARGEOMETRYMODE (RSP_1ST-9)
#define RSP_LINE3D (RSP_1ST-10)
#define RSP_RDPHALF_1 (RSP_1ST-11)
#define RSP_RDPHALF_2 (RSP_1ST-12)
#define RSP_RDPHALF_CONT (RSP_1ST-13)
#define RSP_MODIFYVTX (RSP_1ST-13)
#define RSP_TRI2 (RSP_1ST-14)
#define RSP_BRANCH_Z (RSP_1ST-15)
#define RSP_LOAD_UCODE (RSP_1ST-16)
#define RSP_SPRITE2D_SCALEFLIP (RSP_1ST-1)
#define RSP_SPRITE2D_DRAW (RSP_1ST-2)
#define RSP_ZELDAVTX 1
#define RSP_ZELDAMODIFYVTX 2
#define RSP_ZELDACULLDL 3
#define RSP_ZELDABRANCHZ 4
#define RSP_ZELDATRI1 5
#define RSP_ZELDATRI2 6
#define RSP_ZELDALINE3D 7
#define RSP_ZELDARDPHALF_2 0xf1
#define RSP_ZELDASETOTHERMODE_H 0xe3
#define RSP_ZELDASETOTHERMODE_L 0xe2
#define RSP_ZELDARDPHALF_1 0xe1
#define RSP_ZELDASPNOOP 0xe0
#define RSP_ZELDAENDDL 0xdf
#define RSP_ZELDADL 0xde
#define RSP_ZELDALOAD_UCODE 0xdd
#define RSP_ZELDAMOVEMEM 0xdc
#define RSP_ZELDAMOVEWORD 0xdb
#define RSP_ZELDAMTX 0xda
#define RSP_ZELDAGEOMETRYMODE 0xd9
#define RSP_ZELDAPOPMTX 0xd8
#define RSP_ZELDATEXTURE 0xd7
#define RSP_ZELDASUBMODULE 0xd6
// 4 is something like a conditional DL
#define RSP_DMATRI 0x05
#define G_DLINMEM 0x07
// RDP commands:
#define RDP_NOOP 0xc0
#define RDP_SETCIMG 0xff
#define RDP_SETZIMG 0xfe
#define RDP_SETTIMG 0xfd
#define RDP_SETCOMBINE 0xfc
#define RDP_SETENVCOLOR 0xfb
#define RDP_SETPRIMCOLOR 0xfa
#define RDP_SETBLENDCOLOR 0xf9
#define RDP_SETFOGCOLOR 0xf8
#define RDP_SETFILLCOLOR 0xf7
#define RDP_FILLRECT 0xf6
#define RDP_SETTILE 0xf5
#define RDP_LOADTILE 0xf4
#define RDP_LOADBLOCK 0xf3
#define RDP_SETTILESIZE 0xf2
#define RDP_LOADTLUT 0xf0
#define RDP_RDPSETOTHERMODE 0xef
#define RDP_SETPRIMDEPTH 0xee
#define RDP_SETSCISSOR 0xed
#define RDP_SETCONVERT 0xec
#define RDP_SETKEYR 0xeb
#define RDP_SETKEYGB 0xea
#define RDP_FULLSYNC 0xe9
#define RDP_TILESYNC 0xe8
#define RDP_PIPESYNC 0xe7
#define RDP_LOADSYNC 0xe6
#define RDP_TEXRECT_FLIP 0xe5
#define RDP_TEXRECT 0xe4
#define RSP_ZELDA_MTX_MODELVIEW 0x00
#define RSP_ZELDA_MTX_PROJECTION 0x04
#define RSP_ZELDA_MTX_MUL 0x00
#define RSP_ZELDA_MTX_LOAD 0x02
#define RSP_ZELDA_MTX_PUSH 0x00
#define RSP_ZELDA_MTX_NOPUSH 0x01
//
// RSP_SETOTHERMODE_L sft: shift count
#define RSP_SETOTHERMODE_SHIFT_ALPHACOMPARE 0
#define RSP_SETOTHERMODE_SHIFT_ZSRCSEL 2
#define RSP_SETOTHERMODE_SHIFT_RENDERMODE 3
#define RSP_SETOTHERMODE_SHIFT_BLENDER 16
//
// RSP_SETOTHERMODE_H sft: shift count
#define RSP_SETOTHERMODE_SHIFT_BLENDMASK 0 // unsupported
#define RSP_SETOTHERMODE_SHIFT_ALPHADITHER 4
#define RSP_SETOTHERMODE_SHIFT_RGBDITHER 6
#define RSP_SETOTHERMODE_SHIFT_COMBKEY 8
#define RSP_SETOTHERMODE_SHIFT_TEXTCONV 9
#define RSP_SETOTHERMODE_SHIFT_TEXTFILT 12
#define RSP_SETOTHERMODE_SHIFT_TEXTLUT 14
#define RSP_SETOTHERMODE_SHIFT_TEXTLOD 16
#define RSP_SETOTHERMODE_SHIFT_TEXTDETAIL 17
#define RSP_SETOTHERMODE_SHIFT_TEXTPERSP 19
#define RSP_SETOTHERMODE_SHIFT_CYCLETYPE 20
#define RSP_SETOTHERMODE_SHIFT_COLORDITHER 22 // unsupported in HW 2.0
#define RSP_SETOTHERMODE_SHIFT_PIPELINE 23
// RSP_SETOTHERMODE_H gPipelineMode
#define RSP_PIPELINE_MODE_1PRIMITIVE (1 << RSP_SETOTHERMODE_SHIFT_PIPELINE)
#define RSP_PIPELINE_MODE_NPRIMITIVE (0 << RSP_SETOTHERMODE_SHIFT_PIPELINE)
// RSP_SETOTHERMODE_H gSetCycleType
#define CYCLE_TYPE_1 0
#define CYCLE_TYPE_2 1
#define CYCLE_TYPE_COPY 2
#define CYCLE_TYPE_FILL 3
// RSP_SETOTHERMODE_H gSetTextureLUT
#define TLUT_FMT_NONE (0 << RSP_SETOTHERMODE_SHIFT_TEXTLUT)
#define TLUT_FMT_UNKNOWN (1 << RSP_SETOTHERMODE_SHIFT_TEXTLUT)
#define TLUT_FMT_RGBA16 (2 << RSP_SETOTHERMODE_SHIFT_TEXTLUT)
#define TLUT_FMT_IA16 (3 << RSP_SETOTHERMODE_SHIFT_TEXTLUT)
// RSP_SETOTHERMODE_H gSetTextureFilter
#define RDP_TFILTER_POINT (0 << RSP_SETOTHERMODE_SHIFT_TEXTFILT)
#define RDP_TFILTER_AVERAGE (3 << RSP_SETOTHERMODE_SHIFT_TEXTFILT)
#define RDP_TFILTER_BILERP (2 << RSP_SETOTHERMODE_SHIFT_TEXTFILT)
// RSP_SETOTHERMODE_L gSetAlphaCompare
#define RDP_ALPHA_COMPARE_NONE (0 << RSP_SETOTHERMODE_SHIFT_ALPHACOMPARE)
#define RDP_ALPHA_COMPARE_THRESHOLD (1 << RSP_SETOTHERMODE_SHIFT_ALPHACOMPARE)
#define RDP_ALPHA_COMPARE_DITHER (3 << RSP_SETOTHERMODE_SHIFT_ALPHACOMPARE)
// RSP_SETOTHERMODE_L gSetRenderMode
#define Z_COMPARE 0x0010
#define Z_UPDATE 0x0020
#define ZMODE_DEC 0x0c00
//
// flags for RSP_SETGEOMETRYMODE
//
#define G_ZBUFFER 0x00000001
#define G_TEXTURE_ENABLE 0x00000002 // Microcode use only
#define G_SHADE 0x00000004 // enable Gouraud interp
//
#define G_SHADING_SMOOTH 0x00000200 // flat or smooth shaded
#define G_CULL_FRONT 0x00001000
#define G_CULL_BACK 0x00002000
#define G_CULL_BOTH 0x00003000 // To make code cleaner
#define G_FOG 0x00010000
#define G_LIGHTING 0x00020000
#define G_TEXTURE_GEN 0x00040000
#define G_TEXTURE_GEN_LINEAR 0x00080000
#define G_LOD 0x00100000 // NOT IMPLEMENTED
//
// G_SETIMG fmt: set image formats
//
#define TXT_FMT_RGBA 0
#define TXT_FMT_YUV 1
#define TXT_FMT_CI 2
#define TXT_FMT_IA 3
#define TXT_FMT_I 4
//
// G_SETIMG siz: set image pixel size
//
#define TXT_SIZE_4b 0
#define TXT_SIZE_8b 1
#define TXT_SIZE_16b 2
#define TXT_SIZE_32b 3
//
// Texturing macros
//
#define RDP_TXT_LOADTILE 7
#define RDP_TXT_RENDERTILE 0
#define RDP_TXT_NOMIRROR 0
#define RDP_TXT_WRAP 0
#define RDP_TXT_MIRROR 0x1
#define RDP_TXT_CLAMP 0x2
#define RDP_TXT_NOMASK 0
#define RDP_TXT_NOLOD 0
//
// MOVEMEM indices
//
// Each of these indexes an entry in a dmem table
// which points to a 1-4 word block of dmem in
// which to store a 1-4 word DMA.
//
//
#define RSP_GBI1_MV_MEM_VIEWPORT 0x80
#define RSP_GBI1_MV_MEM_LOOKATY 0x82
#define RSP_GBI1_MV_MEM_LOOKATX 0x84
#define RSP_GBI1_MV_MEM_L0 0x86
#define RSP_GBI1_MV_MEM_L1 0x88
#define RSP_GBI1_MV_MEM_L2 0x8a
#define RSP_GBI1_MV_MEM_L3 0x8c
#define RSP_GBI1_MV_MEM_L4 0x8e
#define RSP_GBI1_MV_MEM_L5 0x90
#define RSP_GBI1_MV_MEM_L6 0x92
#define RSP_GBI1_MV_MEM_L7 0x94
#define RSP_GBI1_MV_MEM_TXTATT 0x96
#define RSP_GBI1_MV_MEM_MATRIX_1 0x9e // NOTE: this is in moveword table
#define RSP_GBI1_MV_MEM_MATRIX_2 0x98
#define RSP_GBI1_MV_MEM_MATRIX_3 0x9a
#define RSP_GBI1_MV_MEM_MATRIX_4 0x9c
# define RSP_GBI2_MV_MEM__VIEWPORT 8
# define RSP_GBI2_MV_MEM__LIGHT 10
# define RSP_GBI2_MV_MEM__POINT 12
# define RSP_GBI2_MV_MEM__MATRIX 14 /* NOTE: this is in moveword table */
# define RSP_GBI2_MV_MEM_O_LOOKATX (0*24)
# define RSP_GBI2_MV_MEM_O_LOOKATY (1*24)
# define RSP_GBI2_MV_MEM_O_L0 (2*24)
# define RSP_GBI2_MV_MEM_O_L1 (3*24)
# define RSP_GBI2_MV_MEM_O_L2 (4*24)
# define RSP_GBI2_MV_MEM_O_L3 (5*24)
# define RSP_GBI2_MV_MEM_O_L4 (6*24)
# define RSP_GBI2_MV_MEM_O_L5 (7*24)
# define RSP_GBI2_MV_MEM_O_L6 (8*24)
# define RSP_GBI2_MV_MEM_O_L7 (9*24)
//
// MOVEWORD indices
//
// Each of these indexes an entry in a dmem table
// which points to a word in dmem in dmem where
// an immediate word will be stored.
//
//
#define RSP_MOVE_WORD_MATRIX 0x00 // NOTE: also used by movemem
#define RSP_MOVE_WORD_NUMLIGHT 0x02
#define RSP_MOVE_WORD_CLIP 0x04
#define RSP_MOVE_WORD_SEGMENT 0x06
#define RSP_MOVE_WORD_FOG 0x08
#define RSP_MOVE_WORD_LIGHTCOL 0x0a
#define RSP_MOVE_WORD_POINTS 0x0c
#define RSP_MOVE_WORD_PERSPNORM 0x0e
//
// These are offsets from the address in the dmem table
//
#define RSP_MV_WORD_OFFSET_NUMLIGHT 0x00
#define RSP_MV_WORD_OFFSET_CLIP_RNX 0x04
#define RSP_MV_WORD_OFFSET_CLIP_RNY 0x0c
#define RSP_MV_WORD_OFFSET_CLIP_RPX 0x14
#define RSP_MV_WORD_OFFSET_CLIP_RPY 0x1c
#define RSP_MV_WORD_OFFSET_FOG 0x00
#define RSP_MV_WORD_OFFSET_POINT_RGBA 0x10
#define RSP_MV_WORD_OFFSET_POINT_ST 0x14
#define RSP_MV_WORD_OFFSET_POINT_XYSCREEN 0x18
#define RSP_MV_WORD_OFFSET_POINT_ZSCREEN 0x1c
// flags to inhibit pushing of the display list (on branch)
#define RSP_DLIST_PUSH 0x00
#define RSP_DLIST_NOPUSH 0x01
//
// RSP_MTX: parameter flags
//
#define RSP_MATRIX_MODELVIEW 0x00
#define RSP_MATRIX_PROJECTION 0x01
#define RSP_MATRIX_MUL 0x00
#define RSP_MATRIX_LOAD 0x02
#define RSP_MATRIX_NOPUSH 0x00
#define RSP_MATRIX_PUSH 0x04
typedef struct
{
uint32 type;
uint32 flags;
uint32 ucode_boot;
uint32 ucode_boot_size;
uint32 ucode;
uint32 ucode_size;
uint32 ucode_data;
uint32 ucode_data_size;
uint32 dram_stack;
uint32 dram_stack_size;
uint32 output_buff;
uint32 output_buff_size;
uint32 data_ptr;
uint32 data_size;
uint32 yield_data_ptr;
uint32 yield_data_size;
} OSTask_t;
typedef union {
OSTask_t t;
uint64 force_structure_alignment;
} OSTask;
#define MAX_DL_STACK_SIZE 32
#define MAX_DL_COUNT 1000000
typedef struct {
bool used;
uint32 crc_size;
uint32 crc_800;
uint32 ucode;
uint32 minor_ver;
uint32 variant;
char rspstr[200];
uint32 ucStart;
uint32 ucSize;
uint32 ucDStart;
uint32 ucDSize;
uint32 ucCRC;
uint32 ucDWORD1;
uint32 ucDWORD2;
uint32 ucDWORD3;
uint32 ucDWORD4;
} UcodeInfo;
typedef struct
{
uint32 ucode;
uint32 crc_size;
uint32 crc_800;
const CHAR * ucode_name;
bool non_nearclip;
bool reject;
} UcodeData;
struct TileDescriptor
{
// Set by SetTile
unsigned int dwFormat :3; // e.g. RGBA, YUV etc
unsigned int dwSize :2; // e.g 4/8/16/32bpp
unsigned int dwLine :9; // Ummm...
unsigned int dwPalette :4; // 0..15 - a palette index?
uint32 dwTMem; // Texture memory location
unsigned int bClampS :1;
unsigned int bClampT :1;
unsigned int bMirrorS :1;
unsigned int bMirrorT :1;
unsigned int dwMaskS :4;
unsigned int dwMaskT :4;
unsigned int dwShiftS :4;
unsigned int dwShiftT :4;
// Set by SetTileSize
unsigned int sl :10; // Upper left S - 8:3
unsigned int tl :10; // Upper Left T - 8:3
unsigned int sh :10; // Lower Right S
unsigned int th :10; // Lower Right T
};
enum LoadType
{
BY_NEVER_SET,
BY_LOAD_BLOCK,
BY_LOAD_TILE,
BY_LOAD_TLUT,
};
struct LoadCmdInfo
{
LoadType loadtype;
unsigned int sl :10; // Upper left S - 8:3
unsigned int tl :10; // Upper Left T - 8:3
unsigned int sh :10; // Lower Right S
unsigned int th :10; // Lower Right T
unsigned int dxt :12;
};
typedef struct { // This is in Intel format
uint32 SourceImagePointer;
uint32 TlutPointer;
short SubImageWidth;
short Stride;
char SourceImageBitSize;
char SourceImageType;
short SubImageHeight;
short SourceImageOffsetT;
short SourceImageOffsetS;
char dummy[4];
} SpriteStruct; //Converted Sprint struct in Intel format
typedef struct{
short px;
short py;
float scaleX;
float scaleY;
uint8 flipX;
uint8 flipY;
SpriteStruct *spritePtr;
} Sprite2DInfo;
typedef struct
{
unsigned int c2_m2b:2;
unsigned int c1_m2b:2;
unsigned int c2_m2a:2;
unsigned int c1_m2a:2;
unsigned int c2_m1b:2;
unsigned int c1_m1b:2;
unsigned int c2_m1a:2;
unsigned int c1_m1a:2;
} RDP_BlenderSetting;
typedef struct
{
union
{
struct
{
// Low bits
unsigned int alpha_compare : 2; // 0..1
unsigned int depth_source : 1; // 2..2
// unsigned int render_mode : 13; // 3..15
unsigned int aa_en : 1; // 3
unsigned int z_cmp : 1; // 4
unsigned int z_upd : 1; // 5
unsigned int im_rd : 1; // 6
unsigned int clr_on_cvg : 1; // 7
unsigned int cvg_dst : 2; // 8..9
unsigned int zmode : 2; // 10..11
unsigned int cvg_x_alpha : 1; // 12
unsigned int alpha_cvg_sel : 1; // 13
unsigned int force_bl : 1; // 14
unsigned int tex_edge : 1; // 15 - Not used
unsigned int blender : 16; // 16..31
// High bits
unsigned int blend_mask : 4; // 0..3 - not supported
unsigned int alpha_dither : 2; // 4..5
unsigned int rgb_dither : 2; // 6..7
unsigned int key_en : 1; // 8..8
unsigned int text_conv : 3; // 9..11
unsigned int text_filt : 2; // 12..13
unsigned int text_tlut : 2; // 14..15
unsigned int text_lod : 1; // 16..16
unsigned int text_sharpen : 1; // 17..18
unsigned int text_detail : 1; // 17..18
unsigned int text_persp : 1; // 19..19
unsigned int cycle_type : 2; // 20..21
unsigned int reserved : 1; // 22..22 - not supported
unsigned int atomic_prim : 1; // 23..23
unsigned int pad : 8; // 24..31 - padding
};
uint64 _u64;
uint32 _u32[2];
};
} RDP_OtherMode;
typedef enum
{
CMD_SETTILE,
CMD_SETTILE_SIZE,
CMD_LOADBLOCK,
CMD_LOADTILE,
CMD_LOADTLUT,
CMD_SET_TEXTURE,
CMD_LOAD_OBJ_TXTR,
} SetTileCmdType;
// The display list PC stack. Before this was an array of 10
// items, but this way we can nest as deeply as necessary.
typedef struct
{
uint32 pc;
int countdown;
} DListStack;
typedef struct
{
int x0, y0, x1, y1, mode;
int left, top, right, bottom;
} ScissorType;
// Mask down to 0x003FFFFF?
#define RSPSegmentAddr(seg) ( gRSP.segments[((seg)>>24)&0x0F] + ((seg)&0x00FFFFFF) )
#define RDRAM_UWORD(addr) (*(uint32 *)((addr)+g_pRDRAMu8))
#define RDRAM_SWORD(addr) (*(s32 *)((addr)+g_pRDRAMu8))
#define RDRAM_UHALF(addr) (*(uint16 *)(((addr)^2)+g_pRDRAMu8))
#define RDRAM_SHALF(addr) (*(short *)(((addr)^2)+g_pRDRAMu8))
#define RDRAM_UBYTE(addr) (*(uint8 *)(((addr)^3)+g_pRDRAMu8))
#define RDRAM_SBYTE(addr) (*(s8 *)(((addr)^3)+g_pRDRAMu8))
#define pRDRAM_UWORD(addr) ((uint32 *)((addr)+g_pRDRAMu8))
#define pRDRAM_SWORD(addr) ((s32 *)((addr)+g_pRDRAMu8))
#define pRDRAM_UHALF(addr) ((uint16 *)(((addr)^2)+g_pRDRAMu8))
#define pRDRAM_SHALF(addr) ((short *)(((addr)^2)+g_pRDRAMu8))
#define pRDRAM_UBYTE(addr) ((uint8 *)(((addr)^3)+g_pRDRAMu8))
#define pRDRAM_SBYTE(addr) ((s8 *)(((addr)^3)+g_pRDRAMu8))
extern uint16 g_wRDPTlut[];
extern const char *textluttype[4];
extern const char *pszImgFormat[8];
extern const char *pszImgSize[4];
extern uint8 pnImgSize[4];
extern const char *textlutname[4];
extern SetImgInfo g_CI;
extern SetImgInfo g_ZI;
extern SetImgInfo g_TI;
extern TmemType g_Tmem;
extern DListStack gDlistStack[MAX_DL_STACK_SIZE];
extern int gDlistStackPointer;
void DLParser_Init();
void RDP_GFX_Reset();
void RDP_Cleanup();
void DLParser_Process(OSTask * pTask);
void RDP_DLParser_Process(void);
void PrepareTextures();
void RDP_InitRenderState();
void DisplayVertexInfo(uint32 dwAddr, uint32 dwV0, uint32 dwN);
void RSP_MoveMemLight(uint32 dwLight, uint32 dwAddr);
void RSP_MoveMemViewport(uint32 dwAddr);
void RDP_NOIMPL_WARN(const char* op);
void RSP_GFX_Force_Matrix(uint32 dwAddr);
void RSP_GFX_InitGeometryMode();
void RSP_SetUcode(int ucode, uint32 ucStart=0, uint32 ucDStart=0, uint32 cdSize=0);
uint32 CalcalateCRC(uint32* srcPtr, uint32 srcSize);
void RDP_GFX_PopDL();
extern Matrix matToLoad;
void LoadMatrix(uint32 addr);
ULONG ComputeCRC32(ULONG crc, const uint8 *buf, UINT len);
void TriggerDPInterrupt();
void TriggerSPInterrupt();
uint32 DLParser_CheckUcode(uint32 ucStart, uint32 ucDStart, uint32 ucSize, uint32 ucDSize);
bool IsUsedAsDI(uint32 addr);
#if defined(_DEBUG)
void __cdecl LOG_UCODE(const char* szFormat, ...) __attribute__ ((format (printf, 1, 2)));
#else
inline void LOG_UCODE(...) {}
#endif
#endif // __RICE_RDP_GFX_H__
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