diff options
Diffstat (limited to 'src/battle_bg.c')
| -rw-r--r-- | src/battle_bg.c | 147 |
1 files changed, 79 insertions, 68 deletions
diff --git a/src/battle_bg.c b/src/battle_bg.c index affa4dfc6..9a1373c38 100644 --- a/src/battle_bg.c +++ b/src/battle_bg.c @@ -16,8 +16,17 @@ #define TAG_VS_LETTERS 10000 -static void sub_800F228(void); -static u8 sub_800FC2C(void); +struct BattleBackground +{ + const void *tileset; + const void *tilemap; + const void *entryTileset; + const void *entryTilemap; + const void *palette; +}; + +static void CB2_unused(void); +static u8 GetBattleTerrainOverride(void); static const u8 gUnknown_824829C[] = {1, 2}; @@ -89,7 +98,7 @@ static const struct SpriteTemplate sVsLetter_S_SpriteTemplate = { }; static const struct CompressedSpriteSheet sVsLettersSpriteSheet = { - gFile_graphics_battle_transitions_vs_sheet, + gVsLettersGfx, 0x1000, TAG_VS_LETTERS }; @@ -393,7 +402,7 @@ static const u32 gUnknown_824E81C[] = INCBIN_U32("graphics/battle/unk_824E81C.gb static const u32 gUnknown_824E858[] = INCBIN_U32("graphics/battle/unk_824E858.4bpp.lz"); static const u32 gUnknown_824EB90[] = INCBIN_U32("graphics/battle/unk_824EB90.bin.lz"); -static const u32 *const gUnknown_824EE34[][5] = { +static const struct BattleBackground gUnknown_824EE34[] = { {gUnknown_824844C, gUnknown_82489A8, gUnknown_8248C68, gUnknown_8248F58, gUnknown_8248400}, {gUnknown_82490C4, gUnknown_8249620, gUnknown_82498DC, gUnknown_8249E10, gUnknown_8249074}, {gUnknown_8249FE4, gUnknown_824A37C, gUnknown_824A618, gUnknown_824A844, gUnknown_8249F98}, @@ -417,70 +426,72 @@ static const u32 *const gUnknown_824EE34[][5] = { }; static const struct { - u8 unk0; - u8 unk1; -} gUnknown_824EFC4[] = { - {1, 11}, - {2, 14}, - {3, 13}, - {4, 15}, - {5, 16}, - {6, 17}, - {7, 18}, - {8, 10} + u8 mapScene; + u8 battleTerrain; +} sMapBattleSceneMapping[] = { + {MAP_BATTLE_SCENE_GYM, BATTLE_TERRAIN_GYM}, + {MAP_BATTLE_SCENE_INDOOR_1, BATTLE_TERRAIN_INDOOR_1}, + {MAP_BATTLE_SCENE_INDOOR_2, BATTLE_TERRAIN_INDOOR_2}, + {MAP_BATTLE_SCENE_LORELEI, BATTLE_TERRAIN_LORELEI}, + {MAP_BATTLE_SCENE_BRUNO, BATTLE_TERRAIN_BRUNO}, + {MAP_BATTLE_SCENE_AGATHA, BATTLE_TERRAIN_AGATHA}, + {MAP_BATTLE_SCENE_LANCE, BATTLE_TERRAIN_LANCE}, + {MAP_BATTLE_SCENE_LINK, BATTLE_TERRAIN_LINK} }; -UNUSED void sub_800F1E8(void) +UNUSED void CreateUnknownDebugSprite(void) { u8 spriteId; ResetSpriteData(); spriteId = CreateSprite(&gUnknown_824EFF0, 0, 0, 0); gSprites[spriteId].invisible = TRUE; - SetMainCallback2(sub_800F228); + SetMainCallback2(CB2_unused); } -static void sub_800F228(void) +static void CB2_unused(void) { AnimateSprites(); BuildOamBuffer(); } -static u8 sub_800F238(u8 a0) +static u8 GetBattleTerrainByMapScene(u8 mapBattleScene) { int i; - for (i = 0; i < NELEMS(gUnknown_824EFC4); i++) + for (i = 0; i < NELEMS(sMapBattleSceneMapping); i++) { - if (a0 == gUnknown_824EFC4[i].unk0) - return gUnknown_824EFC4[i].unk1; + if (mapBattleScene == sMapBattleSceneMapping[i].mapScene) + return sMapBattleSceneMapping[i].battleTerrain; } return 9; } -static void sub_800F260(u16 envId) +static void LoadBattleTerrainGfx(u16 terrain) { - if (envId >= NELEMS(gUnknown_824EE34)) - envId = 9; - LZDecompressVram(gUnknown_824EE34[envId][0], (void *)BG_CHAR_ADDR(2)); - LZDecompressVram(gUnknown_824EE34[envId][1], (void *)BG_SCREEN_ADDR(26)); - LoadCompressedPalette(gUnknown_824EE34[envId][4], 0x20, 0x60); + if (terrain >= NELEMS(gUnknown_824EE34)) + terrain = 9; + // Copy to bg3 + LZDecompressVram(gUnknown_824EE34[terrain].tileset, (void *)BG_CHAR_ADDR(2)); + LZDecompressVram(gUnknown_824EE34[terrain].tilemap, (void *)BG_SCREEN_ADDR(26)); + LoadCompressedPalette(gUnknown_824EE34[terrain].palette, 0x20, 0x60); } -static void sub_800F2AC(u16 envId) +static void LoadBattleTerrainEntryGfx(u16 terrain) { - if (envId >= NELEMS(gUnknown_824EE34)) - envId = 9; - LZDecompressVram(gUnknown_824EE34[envId][2], (void *)BG_CHAR_ADDR(1)); - LZDecompressVram(gUnknown_824EE34[envId][3], (void *)BG_SCREEN_ADDR(28)); + if (terrain >= NELEMS(gUnknown_824EE34)) + terrain = 9; + // Copy to bg1 + LZDecompressVram(gUnknown_824EE34[terrain].entryTileset, (void *)BG_CHAR_ADDR(1)); + LZDecompressVram(gUnknown_824EE34[terrain].entryTilemap, (void *)BG_SCREEN_ADDR(28)); } -UNUSED void sub_800F2EC(u8 envId, const u32 **tilesPtr, const u32 **mapPtr, const u32 **palPtr) +UNUSED void GetBattleTerrainGfxPtrs(u8 terrain, const u32 **tilesPtr, const u32 **mapPtr, const u32 **palPtr) { - if (envId > 9) - envId = 9; - *tilesPtr = gUnknown_824EE34[envId][0]; - *mapPtr = gUnknown_824EE34[envId][1]; - *palPtr = gUnknown_824EE34[envId][4]; + if (terrain > 9) + terrain = 9; + *tilesPtr = gUnknown_824EE34[terrain].tileset; + *mapPtr = gUnknown_824EE34[terrain].tilemap; + *palPtr = gUnknown_824EE34[terrain].palette; } void sub_800F324(void) @@ -521,7 +532,7 @@ void LoadBattleMenuWindowGfx(void) void DrawMainBattleBackground(void) { - sub_800F260(sub_800FC2C()); + LoadBattleTerrainGfx(GetBattleTerrainOverride()); } void LoadBattleTextboxAndBackground(void) @@ -794,37 +805,37 @@ void DrawBattleEntryBackground(void) if (gBattleTypeFlags & BATTLE_TYPE_LINK) { LZDecompressVram(gFile_graphics_battle_transitions_vs_frame_sheet, (void*)(BG_CHAR_ADDR(1))); - LZDecompressVram(gFile_graphics_battle_transitions_vs_sheet, (void*)(VRAM + 0x10000)); + LZDecompressVram(gVsLettersGfx, (void*)(VRAM + 0x10000)); LoadCompressedPalette(gFile_graphics_battle_transitions_vs_frame_palette, 0x60, 0x20); SetBgAttribute(1, BG_ATTR_SCREENSIZE, 1); - SetGpuReg(REG_OFFSET_BG1CNT, 0x5C04); + SetGpuReg(REG_OFFSET_BG1CNT, BGCNT_PRIORITY(0) | BGCNT_CHARBASE(1) | BGCNT_16COLOR | BGCNT_SCREENBASE(28) | BGCNT_TXT512x256); CopyToBgTilemapBuffer(1, gFile_graphics_battle_transitions_vs_frame_tilemap, 0, 0); CopyToBgTilemapBuffer(2, gFile_graphics_battle_transitions_vs_frame_tilemap, 0, 0); CopyBgTilemapBufferToVram(1); CopyBgTilemapBufferToVram(2); - SetGpuReg(REG_OFFSET_WININ, 0x36); - SetGpuReg(REG_OFFSET_WINOUT, 0x36); - gBattle_BG1_Y = 0xFF5C; - gBattle_BG2_Y = 0xFF5C; + SetGpuReg(REG_OFFSET_WININ, WININ_WIN0_BG1 | WININ_WIN0_BG2 | WININ_WIN0_OBJ | WININ_WIN0_CLR); + SetGpuReg(REG_OFFSET_WINOUT, WINOUT_WIN01_BG1 | WINOUT_WIN01_BG2 | WINOUT_WIN01_OBJ | WINOUT_WIN01_CLR); + gBattle_BG1_Y = -164; + gBattle_BG2_Y = -164; LoadCompressedSpriteSheetUsingHeap(&sVsLettersSpriteSheet); } else if (gBattleTypeFlags & BATTLE_TYPE_POKEDUDE) { - sub_800F2AC(0); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_GRASS); } else if (gBattleTypeFlags & (BATTLE_TYPE_TRAINER_TOWER | BATTLE_TYPE_LINK | BATTLE_TYPE_BATTLE_TOWER | BATTLE_TYPE_EREADER_TRAINER)) { - sub_800F2AC(8); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_BUILDING); } else if (gBattleTypeFlags & BATTLE_TYPE_KYOGRE_GROUDON) { if (gGameVersion == VERSION_FIRE_RED) { - sub_800F2AC(7); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_CAVE); } else { - sub_800F2AC(4); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_WATER); } } else @@ -834,56 +845,56 @@ void DrawBattleEntryBackground(void) u8 trainerClass = gTrainers[gTrainerBattleOpponent_A].trainerClass; if (trainerClass == CLASS_LEADER_2) { - sub_800F2AC(8); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_BUILDING); return; } else if (trainerClass == CLASS_CHAMPION_2) { - sub_800F2AC(8); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_BUILDING); return; } } if (GetCurrentMapBattleScene() == MAP_BATTLE_SCENE_NORMAL) { - sub_800F2AC(gBattleTerrain); + LoadBattleTerrainEntryGfx(gBattleTerrain); } else { - sub_800F2AC(8); + LoadBattleTerrainEntryGfx(BATTLE_TERRAIN_BUILDING); } } } -static u8 sub_800FC2C(void) +static u8 GetBattleTerrainOverride(void) { u8 battleScene; if (gBattleTypeFlags & (BATTLE_TYPE_TRAINER_TOWER | BATTLE_TYPE_LINK | BATTLE_TYPE_BATTLE_TOWER | BATTLE_TYPE_EREADER_TRAINER)) { - return 10; + return BATTLE_TERRAIN_LINK; } else if (gBattleTypeFlags & BATTLE_TYPE_POKEDUDE) { - gBattleTerrain = 0; - return 0; + gBattleTerrain = BATTLE_TERRAIN_GRASS; + return BATTLE_TERRAIN_GRASS; } else if (gBattleTypeFlags & BATTLE_TYPE_TRAINER) { if (gTrainers[gTrainerBattleOpponent_A].trainerClass == CLASS_LEADER_2) { - return 12; + return BATTLE_TERRAIN_LEADER; } else if (gTrainers[gTrainerBattleOpponent_A].trainerClass == CLASS_CHAMPION_2) { - return 19; + return BATTLE_TERRAIN_CHAMPION; } } battleScene = GetCurrentMapBattleScene(); - if (battleScene == 0) + if (battleScene == MAP_BATTLE_SCENE_NORMAL) { return gBattleTerrain; } - return sub_800F238(battleScene); + return GetBattleTerrainByMapScene(battleScene); } bool8 LoadChosenBattleElement(u8 caseId) @@ -903,16 +914,16 @@ bool8 LoadChosenBattleElement(u8 caseId) LoadCompressedPalette(gBattleTextboxPalette, 0x00, 0x40); break; case 3: - battleScene = sub_800FC2C(); - LZDecompressVram(gUnknown_824EE34[battleScene][0], (void *)BG_CHAR_ADDR(2)); + battleScene = GetBattleTerrainOverride(); + LZDecompressVram(gUnknown_824EE34[battleScene].tileset, (void *)BG_CHAR_ADDR(2)); // fallthrough case 4: - battleScene = sub_800FC2C(); - LZDecompressVram(gUnknown_824EE34[battleScene][1], (void *)BG_SCREEN_ADDR(26)); + battleScene = GetBattleTerrainOverride(); + LZDecompressVram(gUnknown_824EE34[battleScene].tilemap, (void *)BG_SCREEN_ADDR(26)); break; case 5: - battleScene = sub_800FC2C(); - LoadCompressedPalette(gUnknown_824EE34[battleScene][4], 0x20, 0x60); + battleScene = GetBattleTerrainOverride(); + LoadCompressedPalette(gUnknown_824EE34[battleScene].palette, 0x20, 0x60); break; case 6: LoadBattleMenuWindowGfx(); |