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1 | #ifndef S2DEX_H |
2 | #define S2DEX_H |
3 | |
4 | #define G_BGLT_LOADBLOCK 0x0033 |
5 | #define G_BGLT_LOADTILE 0xfff4 |
6 | |
7 | #define G_BG_FLAG_FLIPS 0x01 |
8 | #define G_BG_FLAG_FLIPT 0x10 |
9 | |
10 | struct uObjScaleBg |
11 | { |
12 | u16 imageW; /* Texture width (8-byte alignment, u10.2) */ |
13 | u16 imageX; /* x-coordinate of upper-left |
14 | position of texture (u10.5) */ |
15 | u16 frameW; /* Transfer destination frame width (u10.2) */ |
16 | s16 frameX; /* x-coordinate of upper-left |
17 | position of transfer destination frame (s10.2) */ |
18 | |
19 | u16 imageH; /* Texture height (u10.2) */ |
20 | u16 imageY; /* y-coordinate of upper-left position of |
21 | texture (u10.5) */ |
22 | u16 frameH; /* Transfer destination frame height (u10.2) */ |
23 | s16 frameY; /* y-coordinate of upper-left position of transfer |
24 | destination frame (s10.2) */ |
25 | |
26 | u32 imagePtr; /* Address of texture source in DRAM*/ |
27 | u8 imageSiz; /* Texel size |
28 | G_IM_SIZ_4b (4 bits/texel) |
29 | G_IM_SIZ_8b (8 bits/texel) |
30 | G_IM_SIZ_16b (16 bits/texel) |
31 | G_IM_SIZ_32b (32 bits/texel) */ |
32 | u8 imageFmt; /*Texel format |
33 | G_IM_FMT_RGBA (RGBA format) |
34 | G_IM_FMT_YUV (YUV format) |
35 | G_IM_FMT_CI (CI format) |
36 | G_IM_FMT_IA (IA format) |
37 | G_IM_FMT_I (I format) */ |
38 | u16 imageLoad; /* Method for loading the BG image texture |
39 | G_BGLT_LOADBLOCK (use LoadBlock) |
40 | G_BGLT_LOADTILE (use LoadTile) */ |
41 | u16 imageFlip; /* Image inversion on/off (horizontal |
42 | direction only) |
43 | 0 (normal display (no inversion)) |
44 | G_BG_FLAG_FLIPS (horizontal inversion of texture image) */ |
45 | u16 imagePal; /* Position of palette for 4-bit color |
46 | index texture (4-bit precision, 0~15) */ |
47 | |
48 | u16 scaleH; /* y-direction scale value (u5.10) */ |
49 | u16 scaleW; /* x-direction scale value (u5.10) */ |
50 | s32 imageYorig; /* image drawing origin (s20.5)*/ |
51 | |
52 | u8 padding[4]; /* Padding */ |
53 | }; /* 40 bytes */ |
54 | |
55 | struct uObjBg |
56 | { |
57 | u16 imageW; /* Texture width (8-byte alignment, u10.2) */ |
58 | u16 imageX; /* x-coordinate of upper-left position of texture (u10.5) */ |
59 | u16 frameW; /* Transfer destination frame width (u10.2) */ |
60 | s16 frameX; /* x-coordinate of upper-left position of |
61 | transfer destination frame (s10.2) */ |
62 | u16 imageH; /* Texture height (u10.2) */ |
63 | u16 imageY; /* y-coordinate of upper-left position of |
64 | texture (u10.5) */ |
65 | u16 frameH; /* Transfer destination frame height (u10.2) */ |
66 | s16 frameY; /* y-coordinate of upper-left position of |
67 | transfer destination frame (s10.2) */ |
68 | |
69 | u32 imagePtr; /* Address of texture source in DRAM*/ |
70 | u8 imageSiz; /* Texel size |
71 | G_IM_SIZ_4b (4 bits/texel) |
72 | G_IM_SIZ_8b (8 bits/texel) |
73 | G_IM_SIZ_16b (16 bits/texel) |
74 | G_IM_SIZ_32b (32 bits/texel) */ |
75 | u8 imageFmt; /*Texel format |
76 | G_IM_FMT_RGBA (RGBA format) |
77 | G_IM_FMT_YUV (YUV format) |
78 | G_IM_FMT_CI (CI format) |
79 | G_IM_FMT_IA (IA format) |
80 | G_IM_FMT_I (I format) */ |
81 | u16 imageLoad; /* Method for loading the BG image texture |
82 | G_BGLT_LOADBLOCK (use LoadBlock) |
83 | G_BGLT_LOADTILE (use LoadTile) */ |
84 | u16 imageFlip; /* Image inversion on/off (horizontal direction only) |
85 | 0 (normal display (no inversion)) |
86 | G_BG_FLAG_FLIPS (horizontal inversion of |
87 | texture image) */ |
88 | u16 imagePal; /* Position of palette for 4-bit color |
89 | index texture (4-bit precision, 0~15) */ |
90 | |
91 | /* The following is set in the initialization routine guS2DInitBg */ |
92 | u16 tmemH; /* TMEM height for a single load (quadruple |
93 | value, s13.2) */ |
94 | u16 tmemW; /* TMEM width for one frame line (word size) */ |
95 | u16 tmemLoadTH; /* TH value or Stride value */ |
96 | u16 tmemLoadSH; /* SH value */ |
97 | u16 tmemSize; /* imagePtr skip value for a single load */ |
98 | u16 tmemSizeW; /* imagePtr skip value for one image line */ |
99 | }; /* 40 bytes */ |
100 | |
101 | struct uObjSprite |
102 | { |
103 | u16 scaleW; /* Width-direction scaling (u5.10) */ |
104 | s16 objX; /* x-coordinate of upper-left corner of OBJ (s10.2) */ |
105 | u16 paddingX; /* Unused (always 0) */ |
106 | u16 imageW; /* Texture width (length in s direction, u10.5) */ |
107 | u16 scaleH; /* Height-direction scaling (u5.10) */ |
108 | s16 objY; /* y-coordinate of upper-left corner of OBJ (s10.2) */ |
109 | u16 paddingY; /* Unused (always 0) */ |
110 | u16 imageH; /* Texture height (length in t direction, u10.5) */ |
111 | u16 imageAdrs; /* Texture starting position in TMEM (In units of 64-bit words) */ |
112 | u16 imageStride; /* Texel wrapping width (In units of 64-bit words) */ |
113 | u8 imageFlags; /* Display flag |
114 | (*) More than one of the following flags can be specified as the bit sum of the flags: |
115 | 0 (Normal display (no inversion)) |
116 | G_OBJ_FLAG_FLIPS (s-direction (x) inversion) |
117 | G_OBJ_FLAG_FLIPT (t-direction (y) inversion) */ |
118 | u8 imagePal; /* Position of palette for 4-bit color index texture (4-bit precision, 0~7) */ |
119 | u8 imageSiz; /* Texel size |
120 | G_IM_SIZ_4b (4 bits/texel) |
121 | G_IM_SIZ_8b (8 bits/texel) |
122 | G_IM_SIZ_16b (16 bits/texel) |
123 | G_IM_SIZ_32b (32 bits/texel) */ |
124 | u8 imageFmt; /* Texel format |
125 | G_IM_FMT_RGBA (RGBA format) |
126 | G_IM_FMT_YUV (YUV format) |
127 | G_IM_FMT_CI (CI format) |
128 | G_IM_FMT_IA (IA format) |
129 | G_IM_FMT_I (I format) */ |
130 | }; /* 24 bytes */ |
131 | |
132 | struct uObjTxtrBlock |
133 | { |
134 | u32 type; /* Structure identifier (G_OBJLT_TXTRBLOCK) */ |
135 | u32 image; /* Texture source address in DRAM (8-byte alignment) */ |
136 | u16 tsize; /* Texture size (specified by GS_TB_TSIZE) */ |
137 | u16 tmem; /* TMEM word address where texture will be loaded (8-byte word) */ |
138 | u16 sid; /* Status ID (multiple of 4: either 0, 4, 8, or 12) */ |
139 | u16 tline; /* Texture line width (specified by GS_TB_TLINE) */ |
140 | u32 flag; /* Status flag */ |
141 | u32 mask; /* Status mask */ |
142 | }; /* 24 bytes */ |
143 | |
144 | struct uObjTxtrTile |
145 | { |
146 | u32 type; /* Structure identifier (G_OBJLT_TXTRTILE) */ |
147 | u32 image; /* Texture source address in DRAM (8-byte alignment) */ |
148 | u16 twidth; /* Texture width (specified by GS_TT_TWIDTH) */ |
149 | u16 tmem; /* TMEM word address where texture will be loaded (8-byte word) */ |
150 | u16 sid; /* Status ID (multiple of 4: either 0, 4, 8, or 12) */ |
151 | u16 theight;/* Texture height (specified by GS_TT_THEIGHT) */ |
152 | u32 flag; /* Status flag */ |
153 | u32 mask; /* Status mask */ |
154 | }; /* 24 bytes */ |
155 | |
156 | struct uObjTxtrTLUT |
157 | { |
158 | u32 type; /* Structure identifier (G_OBJLT_TLUT) */ |
159 | u32 image; /* Texture source address in DRAM */ |
160 | u16 pnum; /* Number of palettes to load - 1 */ |
161 | u16 phead; /* Palette position at start of load (256~511) */ |
162 | u16 sid; /* Status ID (multiple of 4: either 0, 4, 8, or 12) */ |
163 | u16 zero; /* Always assign 0 */ |
164 | u32 flag; /* Status flag */ |
165 | u32 mask; /* Status mask */ |
166 | }; /* 24 bytes */ |
167 | |
168 | typedef union |
169 | { |
170 | uObjTxtrBlock block; |
171 | uObjTxtrTile tile; |
172 | uObjTxtrTLUT tlut; |
173 | } uObjTxtr; |
174 | |
175 | struct uObjTxSprite |
176 | { |
177 | uObjTxtr txtr; |
178 | uObjSprite sprite; |
179 | }; |
180 | |
181 | struct uObjMtx |
182 | { |
183 | s32 A, B, C, D; /* s15.16 */ |
184 | s16 Y, X; /* s10.2 */ |
185 | u16 BaseScaleY; /* u5.10 */ |
186 | u16 BaseScaleX; /* u5.10 */ |
187 | }; |
188 | |
189 | void S2DEX_BG_1Cyc( u32 w0, u32 w1 ); |
190 | void S2DEX_BG_Copy( u32 w0, u32 w1 ); |
191 | void S2DEX_Obj_Rectangle( u32 w0, u32 w1 ); |
192 | void S2DEX_Obj_Sprite( u32 w0, u32 w1 ); |
193 | void S2DEX_Obj_MoveMem( u32 w0, u32 w1 ); |
194 | void S2DEX_Select_DL( u32 w0, u32 w1 ); |
195 | void S2DEX_Obj_RenderMode( u32 w0, u32 w1 ); |
196 | void S2DEX_Obj_Rectangle_R( u32 w0, u32 w1 ); |
197 | void S2DEX_Obj_LoadTxtr( u32 w0, u32 w1 ); |
198 | void S2DEX_Obj_LdTx_Sprite( u32 w0, u32 w1 ); |
199 | void S2DEX_Obj_LdTx_Rect( u32 w0, u32 w1 ); |
200 | void S2DEX_Obj_LdTx_Rect_R( u32 w0, u32 w1 ); |
201 | void S2DEX_Init(); |
202 | |
203 | #define S2DEX_BG_1CYC 0x01 |
204 | #define S2DEX_BG_COPY 0x02 |
205 | #define S2DEX_OBJ_RECTANGLE 0x03 |
206 | #define S2DEX_OBJ_SPRITE 0x04 |
207 | #define S2DEX_OBJ_MOVEMEM 0x05 |
208 | #define S2DEX_LOAD_UCODE 0xAF |
209 | #define S2DEX_SELECT_DL 0xB0 |
210 | #define S2DEX_OBJ_RENDERMODE 0xB1 |
211 | #define S2DEX_OBJ_RECTANGLE_R 0xB2 |
212 | #define S2DEX_OBJ_LOADTXTR 0xC1 |
213 | #define S2DEX_OBJ_LDTX_SPRITE 0xC2 |
214 | #define S2DEX_OBJ_LDTX_RECT 0xC3 |
215 | #define S2DEX_OBJ_LDTX_RECT_R 0xC4 |
216 | #define S2DEX_RDPHALF_0 0xE4 |
217 | |
218 | #endif |
219 | |