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oot/include/ultra64/gs2dex.h
Jack Walker 087f561f77 First proper commit.
2020-03-17 00:31:30 -04:00

379 lines
16 KiB
C
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#ifndef _GS2DEX_H_
#define _GS2DEX_H_
#ifdef _LANGUAGE_C_PLUS_PLUS
extern "C" {
#endif
/*===========================================================================*
* Macro
*===========================================================================*/
#define GS_CALC_DXT(line) (((1<< G_TX_DXT_FRAC)-1)/(line)+1)
#define GS_PIX2TMEM(pix, siz) ((pix)>>(4-(siz)))
#define GS_PIX2DXT(pix, siz) GS_CALC_DXT(GS_PIX2TMEM((pix), (siz)))
/*===========================================================================*
* Data structures for S2DEX microcode
*===========================================================================*/
/*---------------------------------------------------------------------------*
* Background
*---------------------------------------------------------------------------*/
#define G_BGLT_LOADBLOCK 0x0033
#define G_BGLT_LOADTILE 0xfff4
#define G_BG_FLAG_FLIPS 0x01
#define G_BG_FLAG_FLIPT 0x10
/* Non scalable background plane */
typedef struct {
u16 imageX; /* x-coordinate of upper-left position of texture (u10.5) */
u16 imageW; /* width of the texture (u10.2) */
s16 frameX; /* upper-left position of transferred frame (s10.2) */
u16 frameW; /* width of transferred frame (u10.2) */
u16 imageY; /* y-coordinate of upper-left position of texture (u10.5) */
u16 imageH; /* height of the texture (u10.2) */
s16 frameY; /* upper-left position of transferred frame (s10.2) */
u16 frameH; /* height of transferred frame (u10.2) */
u64 *imagePtr; /* texture source address on DRAM */
u16 imageLoad; /* which to use, LoadBlock or LoadTile */
u8 imageFmt; /* format of texel - G_IM_FMT_* */
u8 imageSiz; /* size of texel - G_IM_SIZ_* */
u16 imagePal; /* pallet number */
u16 imageFlip; /* right & left image inversion (Inverted by G_BG_FLAG_FLIPS) */
/* The following is set in the initialization routine guS2DInitBg(). There is no need for the user to set it. */
u16 tmemW; /* TMEM width and Word size of frame 1 line.
At LoadBlock, GS_PIX2TMEM(imageW/4,imageSiz)
At LoadTile GS_PIX2TMEM(frameW/4,imageSiz)+1 */
u16 tmemH; /* height of TMEM loadable at a time (s13.2) 4 times value
When the normal texture, 512/tmemW*4
When the CI texture, 256/tmemW*4 */
u16 tmemLoadSH; /* SH value
At LoadBlock, tmemSize/2-1
At LoadTile, tmemW*16-1 */
u16 tmemLoadTH; /* TH value or Stride value
At LoadBlock, GS_CALC_DXT(tmemW)
At LoadTile, tmemH-1 */
u16 tmemSizeW; /* skip value of imagePtr for image 1-line
At LoadBlock, tmemW*2
At LoadTile, GS_PIX2TMEM(imageW/4,imageSiz)*2 */
u16 tmemSize; /* skip value of imagePtr for 1-loading
= tmemSizeW*tmemH */
} uObjBg_t; /* 40 bytes */
/* Scalable background plane */
typedef struct {
u16 imageX; /* x-coordinate of upper-left position of texture (u10.5) */
u16 imageW; /* width of texture (u10.2) */
s16 frameX; /* upper-left position of transferred frame (s10.2) */
u16 frameW; /* width of transferred frame (u10.2) */
u16 imageY; /* y-coordinate of upper-left position of texture (u10.5) */
u16 imageH; /* height of texture (u10.2) */
s16 frameY; /* upper-left position of transferred frame (s10.2) */
u16 frameH; /* height of transferred frame (u10.2) */
u64 *imagePtr; /* texture source address on DRAM */
u16 imageLoad; /* Which to use, LoadBlock or LoadTile? */
u8 imageFmt; /* format of texel - G_IM_FMT_* */
u8 imageSiz; /* size of texel - G_IM_SIZ_* */
u16 imagePal; /* pallet number */
u16 imageFlip; /* right & left image inversion (Inverted by G_BG_FLAG_FLIPS) */
u16 scaleW; /* scale value of X-direction (u5.10) */
u16 scaleH; /* scale value of Y-direction (u5.10) */
s32 imageYorig; /* start point of drawing on image (s20.5) */
u8 padding[4];
} uObjScaleBg_t; /* 40 bytes */
typedef union {
uObjBg_t b;
uObjScaleBg_t s;
long long int force_structure_alignment;
} uObjBg;
/*---------------------------------------------------------------------------*
* 2D Objects
*---------------------------------------------------------------------------*/
#define G_OBJ_FLAG_FLIPS 1<<0 /* inversion to S-direction */
#define G_OBJ_FLAG_FLIPT 1<<4 /* nversion to T-direction */
typedef struct {
s16 objX; /* s10.2 OBJ x-coordinate of upper-left end */
u16 scaleW; /* u5.10 Scaling of u5.10 width direction */
u16 imageW; /* u10.5 width of u10.5 texture (length of S-direction) */
u16 paddingX; /* Unused - Always 0 */
s16 objY; /* s10.2 OBJ y-coordinate of s10.2 OBJ upper-left end */
u16 scaleH; /* u5.10 Scaling of u5.10 height direction */
u16 imageH; /* u10.5 height of u10.5 texture (length of T-direction) */
u16 paddingY; /* Unused - Always 0 */
u16 imageStride; /* folding width of texel (In units of 64bit word) */
u16 imageAdrs; /* texture header position in TMEM (In units of 64bit word) */
u8 imageFmt; /* format of texel - G_IM_FMT_* */
u8 imageSiz; /* size of texel - G_IM_SIZ_* */
u8 imagePal; /* pallet number (0-7) */
u8 imageFlags; /* The display flag - G_OBJ_FLAG_FLIP* */
} uObjSprite_t; /* 24 bytes */
typedef union {
uObjSprite_t s;
long long int force_structure_alignment;
} uObjSprite;
/*---------------------------------------------------------------------------*
* 2D Matrix
*---------------------------------------------------------------------------*/
typedef struct {
s32 A, B, C, D; /* s15.16 */
s16 X, Y; /* s10.2 */
u16 BaseScaleX; /* u5.10 */
u16 BaseScaleY; /* u5.10 */
} uObjMtx_t; /* 24 bytes */
typedef union {
uObjMtx_t m;
long long int force_structure_alignment;
} uObjMtx;
typedef struct {
s16 X, Y; /* s10.2 */
u16 BaseScaleX; /* u5.10 */
u16 BaseScaleY; /* u5.10 */
} uObjSubMtx_t; /* 8 bytes */
typedef union {
uObjSubMtx_t m;
long long int force_structure_alignment;
} uObjSubMtx;
/*---------------------------------------------------------------------------*
* Loading into TMEM
*---------------------------------------------------------------------------*/
#define G_OBJLT_TXTRBLOCK 0x00001033
#define G_OBJLT_TXTRTILE 0x00fc1034
#define G_OBJLT_TLUT 0x00000030
#define GS_TB_TSIZE(pix,siz) (GS_PIX2TMEM((pix),(siz))-1)
#define GS_TB_TLINE(pix,siz) (GS_CALC_DXT(GS_PIX2TMEM((pix),(siz))))
typedef struct {
u32 type; /* G_OBJLT_TXTRBLOCK divided into types */
u64 *image; /* texture source address on DRAM */
u16 tmem; /* loaded TMEM word address (8byteWORD) */
u16 tsize; /* Texture size, Specified by macro GS_TB_TSIZE() */
u16 tline; /* width of Texture 1-line, Specified by macro GS_TB_TLINE() */
u16 sid; /* STATE ID Multipled by 4 (Either one of 0, 4, 8 and 12) */
u32 flag; /* STATE flag */
u32 mask; /* STATE mask */
} uObjTxtrBlock_t; /* 24 bytes */
#define GS_TT_TWIDTH(pix,siz) ((GS_PIX2TMEM((pix), (siz))<<2)-1)
#define GS_TT_THEIGHT(pix,siz) (((pix)<<2)-1)
typedef struct {
u32 type; /* G_OBJLT_TXTRTILE divided into types */
u64 *image; /* texture source address on DRAM */
u16 tmem; /* loaded TMEM word address (8byteWORD)*/
u16 twidth; /* width of Texture (Specified by macro GS_TT_TWIDTH()) */
u16 theight; /* height of Texture (Specified by macro GS_TT_THEIGHT()) */
u16 sid; /* STATE ID Multipled by 4 (Either one of 0, 4, 8 and 12) */
u32 flag; /* STATE flag */
u32 mask; /* STATE mask */
} uObjTxtrTile_t; /* 24 bytes */
#define GS_PAL_HEAD(head) ((head)+256)
#define GS_PAL_NUM(num) ((num)-1)
typedef struct {
u32 type; /* G_OBJLT_TLUT divided into types */
u64 *image; /* texture source address on DRAM */
u16 phead; /* pallet number of load header (Between 256 and 511) */
u16 pnum; /* loading pallet number -1 */
u16 zero; /* Assign 0 all the time */
u16 sid; /* STATE ID Multipled by 4 (Either one of 0, 4, 8 and 12)*/
u32 flag; /* STATE flag */
u32 mask; /* STATE mask */
} uObjTxtrTLUT_t; /* 24 bytes */
typedef union {
uObjTxtrBlock_t block;
uObjTxtrTile_t tile;
uObjTxtrTLUT_t tlut;
long long int force_structure_alignment;
} uObjTxtr;
/*---------------------------------------------------------------------------*
* Loading into TMEM & 2D Objects
*---------------------------------------------------------------------------*/
typedef struct {
uObjTxtr txtr;
uObjSprite sprite;
} uObjTxSprite; /* 48 bytes */
/*===========================================================================*
* GBI Commands for S2DEX microcode
*===========================================================================*/
/* GBI Header */
#ifdef F3DEX_GBI_2
#define G_OBJ_RECTANGLE_R 0xda
#define G_OBJ_MOVEMEM 0xdc
#define G_RDPHALF_0 0xe4
#define G_OBJ_RECTANGLE 0x01
#define G_OBJ_SPRITE 0x02
#define G_SELECT_DL 0x04
#define G_OBJ_LOADTXTR 0x05
#define G_OBJ_LDTX_SPRITE 0x06
#define G_OBJ_LDTX_RECT 0x07
#define G_OBJ_LDTX_RECT_R 0x08
#define G_BG_1CYC 0x09
#define G_BG_COPY 0x0a
#define G_OBJ_RENDERMODE 0x0b
#else
#define G_BG_1CYC 0x01
#define G_BG_COPY 0x02
#define G_OBJ_RECTANGLE 0x03
#define G_OBJ_SPRITE 0x04
#define G_OBJ_MOVEMEM 0x05
#define G_SELECT_DL 0xb0
#define G_OBJ_RENDERMODE 0xb1
#define G_OBJ_RECTANGLE_R 0xb2
#define G_OBJ_LOADTXTR 0xc1
#define G_OBJ_LDTX_SPRITE 0xc2
#define G_OBJ_LDTX_RECT 0xc3
#define G_OBJ_LDTX_RECT_R 0xc4
#define G_RDPHALF_0 0xe4
#endif
/*---------------------------------------------------------------------------*
* Background wrapped screen
*---------------------------------------------------------------------------*/
#define gSPBgRectangle(pkt, m, mptr) gDma0p((pkt),(m),(mptr),0)
#define gsSPBgRectangle(m, mptr) gsDma0p( (m),(mptr),0)
#define gSPBgRectCopy(pkt, mptr) gSPBgRectangle((pkt), G_BG_COPY, (mptr))
#define gsSPBgRectCopy(mptr) gsSPBgRectangle( G_BG_COPY, (mptr))
#define gSPBgRect1Cyc(pkt, mptr) gSPBgRectangle((pkt), G_BG_1CYC, (mptr))
#define gsSPBgRect1Cyc(mptr) gsSPBgRectangle( G_BG_1CYC, (mptr))
/*---------------------------------------------------------------------------*
* 2D Objects
*---------------------------------------------------------------------------*/
#define gSPObjSprite(pkt, mptr) gDma0p((pkt),G_OBJ_SPRITE, (mptr),0)
#define gsSPObjSprite(mptr) gsDma0p( G_OBJ_SPRITE, (mptr),0)
#define gSPObjRectangle(pkt, mptr) gDma0p((pkt),G_OBJ_RECTANGLE, (mptr),0)
#define gsSPObjRectangle(mptr) gsDma0p( G_OBJ_RECTANGLE, (mptr),0)
#define gSPObjRectangleR(pkt, mptr) gDma0p((pkt),G_OBJ_RECTANGLE_R,(mptr),0)
#define gsSPObjRectangleR(mptr) gsDma0p( G_OBJ_RECTANGLE_R,(mptr),0)
/*---------------------------------------------------------------------------*
* 2D Matrix
*---------------------------------------------------------------------------*/
#define gSPObjMatrix(pkt, mptr) gDma1p((pkt),G_OBJ_MOVEMEM,(mptr),0,23)
#define gsSPObjMatrix(mptr) gsDma1p( G_OBJ_MOVEMEM,(mptr),0,23)
#define gSPObjSubMatrix(pkt, mptr) gDma1p((pkt),G_OBJ_MOVEMEM,(mptr),2, 7)
#define gsSPObjSubMatrix(mptr) gsDma1p( G_OBJ_MOVEMEM,(mptr),2, 7)
/*---------------------------------------------------------------------------*
* Loading into TMEM
*---------------------------------------------------------------------------*/
#define gSPObjLoadTxtr(pkt, tptr) gDma0p((pkt),G_OBJ_LOADTXTR, (tptr),23)
#define gsSPObjLoadTxtr(tptr) gsDma0p( G_OBJ_LOADTXTR, (tptr),23)
#define gSPObjLoadTxSprite(pkt, tptr) gDma0p((pkt),G_OBJ_LDTX_SPRITE,(tptr),47)
#define gsSPObjLoadTxSprite(tptr) gsDma0p( G_OBJ_LDTX_SPRITE,(tptr),47)
#define gSPObjLoadTxRect(pkt, tptr) gDma0p((pkt),G_OBJ_LDTX_RECT, (tptr),47)
#define gsSPObjLoadTxRect(tptr) gsDma0p( G_OBJ_LDTX_RECT, (tptr),47)
#define gSPObjLoadTxRectR(pkt, tptr) gDma0p((pkt),G_OBJ_LDTX_RECT_R,(tptr),47)
#define gsSPObjLoadTxRectR(tptr) gsDma0p( G_OBJ_LDTX_RECT_R,(tptr),47)
/*---------------------------------------------------------------------------*
* Select Display List
*---------------------------------------------------------------------------*/
#define gSPSelectDL(pkt, mptr, sid, flag, mask) \
{ gDma1p((pkt), G_RDPHALF_0, (flag), (u32)(mptr) & 0xffff, (sid)); \
gDma1p((pkt), G_SELECT_DL, (mask), (u32)(mptr) >> 16, G_DL_PUSH); }
#define gsSPSelectDL(mptr, sid, flag, mask) \
{ gsDma1p(G_RDPHALF_0, (flag), (u32)(mptr) & 0xffff, (sid)); \
gsDma1p(G_SELECT_DL, (mask), (u32)(mptr) >> 16, G_DL_PUSH); }
#define gSPSelectBranchDL(pkt, mptr, sid, flag, mask) \
{ gDma1p((pkt), G_RDPHALF_0, (flag), (u32)(mptr) & 0xffff, (sid)); \
gDma1p((pkt), G_SELECT_DL, (mask), (u32)(mptr) >> 16, G_DL_NOPUSH); }
#define gsSPSelectBranchDL(mptr, sid, flag, mask) \
{ gsDma1p(G_RDPHALF_0, (flag), (u32)(mptr) & 0xffff, (sid)); \
gsDma1p(G_SELECT_DL, (mask), (u32)(mptr) >> 16, G_DL_NOPUSH); }
/*---------------------------------------------------------------------------*
* Set general status
*---------------------------------------------------------------------------*/
#define G_MW_GENSTAT 0x08 /* Note that it is the same value of G_MW_FOG */
#define gSPSetStatus(pkt, sid, val) \
gMoveWd((pkt), G_MW_GENSTAT, (sid), (val))
#define gsSPSetStatus(sid, val) \
gsMoveWd( G_MW_GENSTAT, (sid), (val))
/*---------------------------------------------------------------------------*
* Set Object Render Mode
*---------------------------------------------------------------------------*/
#define G_OBJRM_NOTXCLAMP 0x01
#define G_OBJRM_XLU 0x02 /* Ignored */
#define G_OBJRM_ANTIALIAS 0x04 /* Ignored */
#define G_OBJRM_BILERP 0x08
#define G_OBJRM_SHRINKSIZE_1 0x10
#define G_OBJRM_SHRINKSIZE_2 0x20
#define G_OBJRM_WIDEN 0x40
#define gSPObjRenderMode(pkt, mode) gImmp1((pkt),G_OBJ_RENDERMODE,(mode))
#define gsSPObjRenderMode(mode) gsImmp1( G_OBJ_RENDERMODE,(mode))
/*===========================================================================*
* Render Mode Macro
*===========================================================================*/
#define RM_RA_SPRITE(clk) \
AA_EN | CVG_DST_CLAMP | \
CVG_X_ALPHA | ALPHA_CVG_SEL | ZMODE_OPA | TEX_EDGE | \
GBL_c##clk(G_BL_CLR_IN, G_BL_A_IN, G_BL_CLR_MEM, G_BL_1MA)
#define G_RM_SPRITE G_RM_OPA_SURF
#define G_RM_SPRITE2 G_RM_OPA_SURF2
#define G_RM_RA_SPRITE RM_RA_SPRITE(1)
#define G_RM_RA_SPRITE2 RM_RA_SPRITE(2)
#define G_RM_AA_SPRITE G_RM_AA_TEX_TERR
#define G_RM_AA_SPRITE2 G_RM_AA_TEX_TERR2
#define G_RM_XLU_SPRITE G_RM_XLU_SURF
#define G_RM_XLU_SPRITE2 G_RM_XLU_SURF2
#define G_RM_AA_XLU_SPRITE G_RM_AA_XLU_SURF
#define G_RM_AA_XLU_SPRITE2 G_RM_AA_XLU_SURF2
/*===========================================================================*
* External functions
*===========================================================================*/
extern u64 gspS2DEX_fifoTextStart[], gspS2DEX_fifoTextEnd[];
extern u64 gspS2DEX_fifoDataStart[], gspS2DEX_fifoDataEnd[];
extern u64 gspS2DEX_fifo_dTextStart[], gspS2DEX_fifo_dTextEnd[];
extern u64 gspS2DEX_fifo_dDataStart[], gspS2DEX_fifo_dDataEnd[];
extern u64 gspS2DEX2_fifoTextStart[], gspS2DEX2_fifoTextEnd[];
extern u64 gspS2DEX2_fifoDataStart[], gspS2DEX2_fifoDataEnd[];
extern u64 gspS2DEX2_xbusTextStart[], gspS2DEX2_xbusTextEnd[];
extern u64 gspS2DEX2_xbusDataStart[], gspS2DEX2_xbusDataEnd[];
extern void guS2DInitBg(uObjBg *);
#ifdef F3DEX_GBI_2
# define guS2DEmuBgRect1Cyc guS2D2EmuBgRect1Cyc /*Wrapper*/
# define guS2DEmuSetScissor guS2D2EmuSetScissor /*Wrapper*/
extern void guS2D2EmuSetScissor(u32, u32, u32, u32, u8);
extern void guS2D2EmuBgRect1Cyc(Gfx **, uObjBg *);
#else
extern void guS2DEmuSetScissor(u32, u32, u32, u32, u8);
extern void guS2DEmuBgRect1Cyc(Gfx **, uObjBg *);
#endif
#ifdef _LANGUAGE_C_PLUS_PLUS
}
#endif
#endif /* _GS2DEX_H_ */
/*======== End of gs2dex.h ========*/
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