mirror of
https://github.com/Ninjdai1/pokeemerald.git
synced 2024-11-18 04:27:38 +01:00
370 lines
11 KiB
C
370 lines
11 KiB
C
#include "global.h"
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#include "braille_puzzles.h"
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#include "event_data.h"
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#include "event_scripts.h"
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#include "field_effect.h"
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#include "fldeff.h"
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#include "gpu_regs.h"
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#include "main.h"
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#include "overworld.h"
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#include "palette.h"
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#include "party_menu.h"
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#include "script.h"
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#include "sound.h"
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#include "sprite.h"
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#include "task.h"
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#include "constants/songs.h"
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#include "constants/map_types.h"
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// structures
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struct FlashStruct
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{
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u8 fromType;
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u8 toType;
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bool8 isEnter;
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bool8 isExit;
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void (*func)(void);
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};
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// static functions
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static void FieldCallback_Flash(void);
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static void FldEff_UseFlash(void);
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static bool8 TryDoMapTransition(void);
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static void DoExitCaveTransition(void);
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static void Task_ExitCaveTransition1(u8 taskId);
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static void Task_ExitCaveTransition2(u8 taskId);
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static void Task_ExitCaveTransition3(u8 taskId);
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static void Task_ExitCaveTransition4(u8 taskId);
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static void Task_ExitCaveTransition5(u8 taskId);
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static void DoEnterCaveTransition(void);
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static void Task_EnterCaveTransition1(u8 taskId);
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static void Task_EnterCaveTransition2(u8 taskId);
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static void Task_EnterCaveTransition3(u8 taskId);
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static void Task_EnterCaveTransition4(u8 taskId);
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// rodata
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static const struct FlashStruct sTransitionTypes[] =
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{
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{MAP_TYPE_TOWN, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_CITY, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_ROUTE, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_UNDERWATER, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_OCEAN_ROUTE, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_UNKNOWN, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_INDOOR, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_SECRET_BASE, MAP_TYPE_UNDERGROUND, TRUE, FALSE, DoEnterCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_TOWN, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_CITY, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_ROUTE, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_UNDERWATER, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_OCEAN_ROUTE, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_UNKNOWN, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_INDOOR, FALSE, TRUE, DoExitCaveTransition},
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{MAP_TYPE_UNDERGROUND, MAP_TYPE_SECRET_BASE, FALSE, TRUE, DoExitCaveTransition},
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{},
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};
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static const u16 gCaveTransitionPalette_White[] = INCBIN_U16("graphics/misc/cave_transition_white.gbapal");
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static const u16 gCaveTransitionPalette_Black[] = INCBIN_U16("graphics/misc/cave_transition_black.gbapal");
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static const u16 gUnknown_085B2890[] = INCBIN_U16("graphics/misc/85B2890.gbapal");
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static const u16 gUnknown_085B28A0[] = INCBIN_U16("graphics/misc/85B28A0.gbapal");
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static const u32 gCaveTransitionTilemap[] = INCBIN_U32("graphics/misc/cave_transition_map.bin.lz");
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static const u32 gCaveTransitionTiles[] = INCBIN_U32("graphics/misc/cave_transition.4bpp.lz");
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// text
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bool8 SetUpFieldMove_Flash(void)
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{
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// In Ruby and Sapphire, Registeel's tomb is opened by using Fly. In Emerald,
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// Flash is used instead.
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if (ShouldDoBrailleRegisteelEffect())
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{
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gSpecialVar_Result = GetCursorSelectionMonId();
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gFieldCallback2 = FieldCallback_PrepareFadeInFromMenu;
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gPostMenuFieldCallback = SetUpPuzzleEffectRegisteel;
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return TRUE;
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}
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else if (gMapHeader.cave == TRUE && !FlagGet(FLAG_SYS_USE_FLASH))
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{
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gFieldCallback2 = FieldCallback_PrepareFadeInFromMenu;
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gPostMenuFieldCallback = FieldCallback_Flash;
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return TRUE;
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}
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return FALSE;
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}
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static void FieldCallback_Flash(void)
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{
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u8 taskId = CreateFieldMoveTask();
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gFieldEffectArguments[0] = GetCursorSelectionMonId();
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gTasks[taskId].data[8] = (uintptr_t)FldEff_UseFlash >> 16;
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gTasks[taskId].data[9] = (uintptr_t)FldEff_UseFlash;
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}
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static void FldEff_UseFlash(void)
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{
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PlaySE(SE_W115);
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FlagSet(FLAG_SYS_USE_FLASH);
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ScriptContext1_SetupScript(EventScript_UseFlash);
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}
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static void CB2_ChangeMapMain(void)
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{
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RunTasks();
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AnimateSprites();
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BuildOamBuffer();
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UpdatePaletteFade();
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}
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static void VBC_ChangeMapVBlank(void)
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{
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LoadOam();
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ProcessSpriteCopyRequests();
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TransferPlttBuffer();
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}
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void CB2_DoChangeMap(void)
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{
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u16 ime;
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SetVBlankCallback(NULL);
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SetGpuReg(REG_OFFSET_DISPCNT, 0);
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SetGpuReg(REG_OFFSET_BG2CNT, 0);
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SetGpuReg(REG_OFFSET_BG1CNT, 0);
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SetGpuReg(REG_OFFSET_BG0CNT, 0);
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SetGpuReg(REG_OFFSET_BG2HOFS, 0);
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SetGpuReg(REG_OFFSET_BG2VOFS, 0);
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SetGpuReg(REG_OFFSET_BG1HOFS, 0);
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SetGpuReg(REG_OFFSET_BG1VOFS, 0);
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SetGpuReg(REG_OFFSET_BG0HOFS, 0);
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SetGpuReg(REG_OFFSET_BG0VOFS, 0);
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DmaFill16(3, 0, (void *)VRAM, VRAM_SIZE);
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DmaFill32(3, 0, (void *)OAM, OAM_SIZE);
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DmaFill16(3, 0, (void *)(PLTT + 2), PLTT_SIZE - 2);
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ResetPaletteFade();
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ResetTasks();
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ResetSpriteData();
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ime = REG_IME;
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REG_IME = 0;
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REG_IE |= INTR_FLAG_VBLANK;
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REG_IME = ime;
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SetVBlankCallback(VBC_ChangeMapVBlank);
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SetMainCallback2(CB2_ChangeMapMain);
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if (!TryDoMapTransition())
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SetMainCallback2(gMain.savedCallback);
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}
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static bool8 TryDoMapTransition(void)
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{
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u8 i;
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u8 fromType = GetLastUsedWarpMapType();
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u8 toType = GetCurrentMapType();
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for (i = 0; sTransitionTypes[i].fromType; i++)
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{
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if (sTransitionTypes[i].fromType == fromType && sTransitionTypes[i].toType == toType)
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{
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sTransitionTypes[i].func();
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return TRUE;
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}
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}
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return FALSE;
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}
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bool8 GetMapPairFadeToType(u8 _fromType, u8 _toType)
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{
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u8 i;
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u8 fromType = _fromType;
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u8 toType = _toType;
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for (i = 0; sTransitionTypes[i].fromType; i++)
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{
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if (sTransitionTypes[i].fromType == fromType && sTransitionTypes[i].toType == toType)
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{
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return sTransitionTypes[i].isEnter;
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}
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}
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return FALSE;
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}
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bool8 GetMapPairFadeFromType(u8 _fromType, u8 _toType)
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{
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u8 i;
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u8 fromType = _fromType;
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u8 toType = _toType;
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for (i = 0; sTransitionTypes[i].fromType; i++)
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{
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if (sTransitionTypes[i].fromType == fromType && sTransitionTypes[i].toType == toType)
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{
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return sTransitionTypes[i].isExit;
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}
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}
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return FALSE;
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}
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static void DoExitCaveTransition(void)
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{
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CreateTask(Task_ExitCaveTransition1, 0);
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}
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static void Task_ExitCaveTransition1(u8 taskId)
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{
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gTasks[taskId].func = Task_ExitCaveTransition2;
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}
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static void Task_ExitCaveTransition2(u8 taskId)
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{
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SetGpuReg(REG_OFFSET_DISPCNT, 0);
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LZ77UnCompVram(gCaveTransitionTiles, (void *)(VRAM + 0xC000));
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LZ77UnCompVram(gCaveTransitionTilemap, (void *)(VRAM + 0xF800));
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LoadPalette(gCaveTransitionPalette_White, 0xE0, 0x20);
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LoadPalette(gUnknown_085B28A0, 0xE0, 0x10);
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SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_BG0
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| BLDCNT_EFFECT_BLEND
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| BLDCNT_TGT2_BG1
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| BLDCNT_TGT2_BG2
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| BLDCNT_TGT2_BG3
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| BLDCNT_TGT2_OBJ
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| BLDCNT_TGT2_BD);
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SetGpuReg(REG_OFFSET_BLDALPHA, 0);
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SetGpuReg(REG_OFFSET_BLDY, 0);
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SetGpuReg(REG_OFFSET_BG0CNT, BGCNT_PRIORITY(0)
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| BGCNT_CHARBASE(3)
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| BGCNT_SCREENBASE(31)
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| BGCNT_16COLOR
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| BGCNT_TXT256x256);
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SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_MODE_0
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| DISPCNT_OBJ_1D_MAP
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| DISPCNT_BG0_ON
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| DISPCNT_OBJ_ON);
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gTasks[taskId].func = Task_ExitCaveTransition3;
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gTasks[taskId].data[0] = 16;
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gTasks[taskId].data[1] = 0;
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}
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static void Task_ExitCaveTransition3(u8 taskId)
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{
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u16 count = gTasks[taskId].data[1];
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u16 blend = count + 0x1000;
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SetGpuReg(REG_OFFSET_BLDALPHA, blend);
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if (count <= 0x10)
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{
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gTasks[taskId].data[1]++;
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}
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else
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{
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gTasks[taskId].data[2] = 0;
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gTasks[taskId].func = Task_ExitCaveTransition4;
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}
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}
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static void Task_ExitCaveTransition4(u8 taskId)
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{
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u16 count;
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SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(16, 16));
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count = gTasks[taskId].data[2];
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if (count < 8)
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{
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gTasks[taskId].data[2]++;
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LoadPalette(&gUnknown_085B28A0[count], 0xE0, 16 - 2 * count);
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}
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else
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{
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LoadPalette(gCaveTransitionPalette_White, 0, 0x20);
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gTasks[taskId].func = Task_ExitCaveTransition5;
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gTasks[taskId].data[2] = 8;
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}
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}
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static void Task_ExitCaveTransition5(u8 taskId)
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{
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if (gTasks[taskId].data[2])
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gTasks[taskId].data[2]--;
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else
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SetMainCallback2(gMain.savedCallback);
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}
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static void DoEnterCaveTransition(void)
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{
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CreateTask(Task_EnterCaveTransition1, 0);
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}
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static void Task_EnterCaveTransition1(u8 taskId)
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{
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gTasks[taskId].func = Task_EnterCaveTransition2;
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}
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static void Task_EnterCaveTransition2(u8 taskId)
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{
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SetGpuReg(REG_OFFSET_DISPCNT, 0);
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LZ77UnCompVram(gCaveTransitionTiles, (void *)(VRAM + 0xC000));
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LZ77UnCompVram(gCaveTransitionTilemap, (void *)(VRAM + 0xF800));
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SetGpuReg(REG_OFFSET_BLDCNT, 0);
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SetGpuReg(REG_OFFSET_BLDALPHA, 0);
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SetGpuReg(REG_OFFSET_BLDY, 0);
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SetGpuReg(REG_OFFSET_BG0CNT, BGCNT_PRIORITY(0)
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| BGCNT_CHARBASE(3)
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| BGCNT_SCREENBASE(31)
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| BGCNT_16COLOR
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| BGCNT_TXT256x256);
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SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_MODE_0
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| DISPCNT_OBJ_1D_MAP
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| DISPCNT_BG0_ON
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| DISPCNT_OBJ_ON);
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LoadPalette(gCaveTransitionPalette_White, 0xE0, 0x20);
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LoadPalette(gCaveTransitionPalette_Black, 0, 0x20);
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gTasks[taskId].func = Task_EnterCaveTransition3;
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gTasks[taskId].data[0] = 16;
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gTasks[taskId].data[1] = 0;
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gTasks[taskId].data[2] = 0;
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}
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static void Task_EnterCaveTransition3(u8 taskId)
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{
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u16 count = gTasks[taskId].data[2];
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if (count < 16)
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{
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gTasks[taskId].data[2]++;
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gTasks[taskId].data[2]++;
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LoadPalette(&gUnknown_085B2890[15 - count], 0xE0, 2 * (count + 1));
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}
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else
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{
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SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(16, 16));
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SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_BG0
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| BLDCNT_EFFECT_BLEND
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| BLDCNT_TGT2_BG1
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| BLDCNT_TGT2_BG2
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| BLDCNT_TGT2_BG3
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| BLDCNT_TGT2_OBJ
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| BLDCNT_TGT2_BD);
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gTasks[taskId].func = Task_EnterCaveTransition4;
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}
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}
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static void Task_EnterCaveTransition4(u8 taskId)
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{
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u16 count = 16 - gTasks[taskId].data[1];
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u16 blend = count + 0x1000;
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SetGpuReg(REG_OFFSET_BLDALPHA, blend);
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if (count)
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{
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gTasks[taskId].data[1]++;
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}
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else
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{
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LoadPalette(gCaveTransitionPalette_Black, 0, 0x20);
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SetMainCallback2(gMain.savedCallback);
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}
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}
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