00001 #ifndef _PA_Tile
00002 #define _PA_Tile
00003
00004
00005 extern inline u8 PA_GetPAGfxBgSize(u16 width, u16 height)
00006 {
00007 u8 bg_size = 0;
00008 if (height == 512) bg_size = 2;
00009 if (width == 512) bg_size ++;
00010 return bg_size;
00011 }
00012
00013
00014 extern inline u8 PA_GetPAGfxRotBgSize(u16 width)
00015 {
00016 u8 bg_size = 1;
00017 if (width <= 128) bg_size = 0;
00018 else if (width <= 256) bg_size = 1;
00019 else if (width <= 512) bg_size = 2;
00020 else if (width <= 1024) bg_size = 3;
00021
00022 return bg_size;
00023 }
00024
00031
00032
00033
00034
00036
00038
00039
00040
00041 #define CharBaseBlock(screen, n) (((n)*0x4000) + 0x6000000 + (0x200000 * screen))
00042 #define ScreenBaseBlock(screen, n) (((n)*0x800) + 0x6000000 + (0x200000 * screen))
00043 extern u32 PA_bgmap[2][4];
00044 extern u8 tilesetchar[2][4];
00045
00046
00047 extern u16 bg_sizes[4];
00048 extern u8 bg_place[4];
00049
00050 extern u16 *PA_DrawBg[2];
00051
00052
00053 extern bool charblocks[2][70];
00054 extern u16 tilesetsize[2][4];
00055 extern u16 mapsize[2][4];
00056 extern u8 tilesetchar[2][4];
00057 extern u8 mapchar[2][4];
00058
00059 extern u8 charsetstart[2];
00060
00061
00062
00063
00064
00065 extern s32 PA_parallaxX[2][4];
00066 extern s32 PA_parallaxY[2][4];
00067
00068
00069
00070
00071 typedef struct {
00072 bool infscroll;
00073 u16* bg_map;
00074
00075 s32 lx, ly;
00076 s32 scrollx, scrolly;
00077 s32 maxx;
00078
00079 }scrollpositions;
00080
00081 extern scrollpositions scrollpos[2][4];
00082
00083
00084
00085
00086
00087
00088
00089 #define BG_COLOR16 0x00
00090 #define BG_COLOR256 0x80
00091
00092
00093 #define CHAR_SHIFT 2
00094 #define SCREEN_SHIFT 8
00095 #define WRAPAROUND 0x1
00096
00097 #define SCREEN_TILES 24576 // Taille à convertir pour avoir un écran complet...
00098
00099
00100
00101
00102
00103
00104
00105 #define REG_BGSCREEN0 0x04000000
00106 #define REG_BGSCREEN1 0x04001000
00107 #define REG_BGSCREEN(screen) (0x04000000 + (screen * 0x1000))
00108
00109 #define REG_BGCNT(screen, bg_number) (0x4000008 + (screen * 0x1000) + (bg_number << 1))
00110
00111
00112 #define REG_BGSCROLLX 0x4000010
00113 #define REG_BGSCROLLY 0x4000012
00114
00115
00116
00117 #define BG_256X256 0
00118 #define BG_512X256 1
00119 #define BG_256X512 2
00120 #define BG_512X512 3
00121
00122 #define BG_ROT_128X128 0
00123 #define BG_ROT_256X256 1
00124 #define BG_ROT_512X512 2
00125 #define BG_ROT_1024X1024 3
00126
00127 void PA_LoadRotBgMap(bool screen, u8 bg_select, void* bg_map, u8 bg_size);
00128
00129
00130
00131 #define TILE_N 1023
00132 #define TILE_PAL 61440
00133 #define TILE_HFLIP 1024
00134 #define TILE_VFLIP 2048
00135
00136 #define PA_BGXX(screen, bg) _REG32(0x4000008 + (0x1000 * screen) + (bg << 4))
00137 #define PA_BGXY(screen, bg) _REG32(0x400000C + (0x1000 * screen) + (bg << 4))
00138 #define PA_BGXPA(screen, bg) _REG16(0x4000000 + (0x1000 * screen) + (bg << 4))
00139 #define PA_BGXPB(screen, bg) _REG16(0x4000002 + (0x1000 * screen) + (bg << 4))
00140 #define PA_BGXPC(screen, bg) _REG16(0x4000004 + (0x1000 * screen) + (bg << 4))
00141 #define PA_BGXPD(screen, bg) _REG16(0x4000006 + (0x1000 * screen) + (bg << 4))
00142
00143
00144
00145
00146
00158 void PA_ResetBgSys(void);
00159
00182 void PA_InitBg(bool screen, u8 bg_select, u8 bg_size, bool wraparound, bool color_mode);
00183
00184
00185
00198 #define PA_HideBg(screen, bg_select) _REG16(REG_BGSCREEN(screen)) &= ~(0x100 << (bg_select))
00199
00200
00213 #define PA_ShowBg(screen, bg_select) _REG16(REG_BGSCREEN(screen)) |= (0x100 << (bg_select))
00214
00215
00225 #define PA_ResetBg(screen) _REG16(REG_BGSCREEN(screen)) &= ~(0xF00)
00226
00227
00228
00244 #define PA_LoadBgTiles(screen, bg_select, bg_tiles) PA_LoadBgTilesEx(screen, bg_select, (void*)bg_tiles, SIZEOF_16BIT(bg_tiles))
00245
00246
00247
00267 void PA_LoadBgTilesEx(bool screen, u8 bg_select, void* bg_tiles, u16 size);
00268
00269
00282 void PA_DeleteTiles(bool screen, u8 bg_select);
00283
00284
00297 void PA_DeleteMap(bool screen, u8 bg_select);
00298
00299
00300
00313 extern inline void PA_DeleteBg(bool screen, u8 bg_select) {
00314 PA_HideBg(screen, bg_select);
00315 PA_DeleteTiles(screen, bg_select);
00316 PA_DeleteMap(screen, bg_select);
00317 }
00318
00338 void PA_LoadBgMap(bool screen, u8 bg_select, void* bg_map, u8 bg_size);
00339
00340
00341
00342
00343
00360 #define PA_LoadTiledBg(screen, bg_number, bg_name){\
00361 PA_LoadBgPal(screen, bg_number, (void*)bg_name##_Pal); \
00362 PA_LoadSimpleBg(screen, bg_number, bg_name##_Tiles, bg_name##_Map, PA_GetPAGfxBgSize(bg_name##_Width, bg_name##_Height), 0, 1);}
00363
00364
00365
00366
00395 #define PA_LoadSimpleBg(screen, bg_select, bg_tiles, bg_map, bg_size, wraparound, color_mode) {\
00396 PA_DeleteBg(screen, bg_select);\
00397 PA_LoadBgTiles(screen, bg_select, bg_tiles); \
00398 PA_LoadBgMap(screen, bg_select, (void*)bg_map, bg_size); \
00399 PA_InitBg(screen, bg_select, bg_size, wraparound, color_mode);\
00400 PA_BGScrollXY(screen, bg_select, 0, 0);}
00401
00426 #define PA_LoadRotBg(screen, bg_select, bg_tiles, bg_map, bg_size, wraparound) {\
00427 PA_DeleteBg(screen, bg_select);\
00428 PA_LoadBgTiles(screen, bg_select, bg_tiles); \
00429 PA_LoadRotBgMap(screen, bg_select, (void*)bg_map, bg_size); \
00430 PA_InitBg(screen, bg_select, bg_size, wraparound, 1);\
00431 PA_SetBgRot(screen, bg_select, 0, 0, 0, 0, 0, 256);\
00432 }
00433
00434 void PA_SetBgRot(bool screen, u8 bg_select, s32 x_scroll, s32 y_scroll, s32 x_rotcentre, s32 y_rotcentre, s16 bg_angle, s32 bg_zoom);
00435
00467 #define PA_LoadBg(screen, bg_select, bg_tiles, tile_size, bg_map, bg_size, wraparound, color_mode) {\
00468 PA_LoadBgTilesEx(screen, bg_select, (void*)bg_tiles, tile_size); \
00469 PA_LoadBgMap(screen, bg_select, (void*)bg_map, bg_size); \
00470 PA_InitBg(screen, bg_select, bg_size, wraparound, color_mode);\
00471 PA_BGScrollXY(screen, bg_select, 0, 0);}
00472
00473
00474
00490 #define PA_BGScrollX(screen, bg_number, x) _REG16(REG_BGSCROLLX + ((screen) * 0x1000) + ((bg_number) << 2)) = (x)&1023
00491
00507 #define PA_BGScrollY(screen, bg_number, y) _REG16(REG_BGSCROLLY + ((screen) * 0x1000) + ((bg_number) << 2)) = (y)&1023
00508
00509
00510
00511
00530 #define PA_BGScrollXY(screen, bg_number, x, y) {PA_BGScrollX(screen, bg_number, x); PA_BGScrollY(screen, bg_number, y);}
00531
00532
00533
00534
00556
00557
00558
00559
00560
00561
00562
00563
00564 #define PA_SetMapTile(screen, bg_select, x, y, tile_number) {*(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) &= ALL_BUT(TILE_N); *(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) |= ((tile_number)&TILE_N);}
00565
00566
00588 #define PA_SetMapTileAll(screen, bg_select, x, y, tile_info) *(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) = tile_info
00589
00590
00591
00592
00614 extern inline void PA_SetLargeMapTile(bool screen, u8 bg_select, s32 x, s32 y, u32 tile_info) {
00615 u32 truex;
00616 u32 mapblock = 0;
00617 truex = x&31;
00618 mapblock = (x >> 5) << 11;
00619
00620 *(u16*)(PA_bgmap[screen][bg_select] + ((truex) << 1) + ((y) << 6) + mapblock) = tile_info;
00621 }
00622
00623
00624
00646 #define PA_SetMapTileHflip(screen, bg_select, x, y, hflip) {*(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) &= ALL_BUT(TILE_HFLIP); *(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) |= ((hflip) << 10);}
00647
00648
00670 #define PA_SetMapTileVflip(screen, bg_select, x, y, vflip) {*(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) &= ALL_BUT(TILE_VFLIP); *(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) |= ((vflip) << 11);}
00671
00672
00694 #define PA_SetMapTilePal(screen, bg_select, x, y, palette_number) {*(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) &= ALL_BUT(TILE_PAL); *(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) |= ((palette_number) << 12);}
00695
00696
00727 #define PA_SetMapTileEx(screen, bg_select, x, y, tile_number, hflip, vflip, palette_number) *(u16*)(PA_bgmap[screen][bg_select] + ((x) << 1) + ((y) << 6)) = (tile_number) + ((hflip) << 10) + ((vflip) << 11) + ((palette_number) << 12)
00728
00729
00730
00743 #define PA_LoadTiledBitmap(screen, tiled_bitmap) PA_LoadBg(screen, 0, tiled_bitmap, SCREEN_TILES, bitmap, BG_256X256, 1, 1)
00744
00745
00746
00765 #define PA_LoadPAGfxRotBg(screen, bg_select, bg_name, wraparound) {\
00766 PA_LoadBgPal(screen, bg_select, (void*)bg_name##_Pal); \
00767 PA_LoadRotBg(screen, bg_select, bg_name##_Tiles, bg_name##_Map, PA_GetPAGfxRotBgSize(bg_name##_Width), wraparound);\
00768 }
00769
00770
00771
00772
00773
00801 #define PA_LoadLargeBg(screen, bg_select, bg_tiles, bg_map, color_mode, lx, ly) {\
00802 PA_LoadSimpleBg(screen, bg_select, bg_tiles, Blank, BG_512X256, 1, color_mode);\
00803 PA_InitLargeBg(screen, bg_select, lx, ly, (void*)bg_map);}
00804
00805
00806
00807
00823 #define PA_LoadPAGfxLargeBg(screen, bg_number, bg_name){\
00824 PA_LoadBgPal(screen, bg_number, (void*)bg_name##_Pal); \
00825 PA_LoadLargeBg(screen, bg_number, bg_name##_Tiles, bg_name##_Map, 1, (bg_name##_Width) >> 3, (bg_name##_Height) >> 3);}
00826
00827
00828
00859 #define PA_LoadLargeBgEx(screen, bg_select, bg_tiles, tile_size, bg_map, color_mode, lx, ly) {\
00860 PA_LoadBg(screen, bg_select, bg_tiles, tile_size, Blank, BG_512X256, 1, color_mode);\
00861 PA_InitLargeBg(screen, bg_select, lx, ly, (void*)bg_map);}
00862
00863
00864
00865
00881 void PA_InfLargeScrollX(bool screen, u8 bg_select, s32 x);
00882
00883
00899 void PA_InfLargeScrollY(bool screen, u8 bg_select, s32 y);
00900
00901
00902
00921 extern inline void PA_InfLargeScrollXY(bool screen, u8 bg_select, s32 x, s32 y){
00922 PA_InfLargeScrollX(screen, bg_select, x);
00923 PA_InfLargeScrollY(screen, bg_select, y);
00924 }
00925
00941 void PA_LargeScrollX(bool screen, u8 bg_select, s32 x);
00942
00943
00959 void PA_LargeScrollY(bool screen, u8 bg_select, s32 y);
00960
00961
00962
00981 extern inline void PA_LargeScrollXY(bool screen, u8 bg_select, s32 x, s32 y){
00982 PA_LargeScrollX(screen, bg_select, x);
00983 PA_LargeScrollY(screen, bg_select, y);
00984 }
00985
00986
00987
01009 extern inline void PA_InitParallaxX(bool screen, s32 bg0, s32 bg1, s32 bg2, s32 bg3) {
01010 PA_parallaxX[screen][0] = bg0;
01011 PA_parallaxX[screen][1] = bg1;
01012 PA_parallaxX[screen][2] = bg2;
01013 PA_parallaxX[screen][3] = bg3;
01014 }
01015
01037 extern inline void PA_InitParallaxY(bool screen, s32 bg0, s32 bg1, s32 bg2, s32 bg3) {
01038 PA_parallaxY[screen][0] = bg0;
01039 PA_parallaxY[screen][1] = bg1;
01040 PA_parallaxY[screen][2] = bg2;
01041 PA_parallaxY[screen][3] = bg3;
01042 }
01043
01044
01045
01058 extern inline void PA_ParallaxScrollX(bool screen, s32 x){
01059 u8 i;
01060 for(i = 0; i < 4; i++) {
01061 if (PA_parallaxX[screen][i]) {
01062 if(scrollpos[screen][i].infscroll) PA_InfLargeScrollX(screen, i, (PA_parallaxX[screen][i] * x) >> 8);
01063 else PA_BGScrollX(screen, i, (PA_parallaxX[screen][i] * x) >> 8);
01064 }
01065 }
01066 }
01067
01068
01081 extern inline void PA_ParallaxScrollY(bool screen, s32 y){
01082 u8 i;
01083 for(i = 0; i < 4; i++) {
01084 if (PA_parallaxY[screen][i]) {
01085 if(scrollpos[screen][i].infscroll) PA_InfLargeScrollY(screen, i, (PA_parallaxY[screen][i] * y) >> 8);
01086 else PA_BGScrollY(screen, i, (PA_parallaxY[screen][i] * y) >> 8);
01087 }
01088 }
01089 }
01090
01091
01107 extern inline void PA_ParallaxScrollXY(bool screen, s32 x, s32 y){
01108 PA_ParallaxScrollX(screen, x);
01109 PA_ParallaxScrollY(screen, y);
01110 }
01111
01112
01113
01129 extern inline void PA_SetBgPrio(bool screen, u8 bg, u8 prio) {
01130 _REG16(REG_BGCNT(screen, bg)) &= ~3;
01131 _REG16(REG_BGCNT(screen, bg)) |= prio;
01132 }
01133
01134
01135
01137
01138
01139
01140
01141 void PA_InitLargeBg(bool screen, u8 bg_select, s32 lx, s32 ly, void* bg_map);
01142
01143
01144
01145 #endif
01146