diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/wallclock.c | 596 |
1 files changed, 596 insertions, 0 deletions
diff --git a/src/wallclock.c b/src/wallclock.c new file mode 100644 index 000000000..56ace1c27 --- /dev/null +++ b/src/wallclock.c @@ -0,0 +1,596 @@ +#include "gba/io_reg.h" +#include "gba/macro.h" +#include "global.h" +#include "main.h" +#include "menu.h" +#include "palette.h" +#include "rtc.h" +#include "songs.h" +#include "sprite.h" +#include "task.h" +#include "text.h" +#include "trig.h" + +//Functions that need to be put in headers +void LZ77UnCompVram(const void *src, void *dest); +void SetMainCallback2(MainCallback callback); +void SetVBlankCallback(IntrCallback callback); +void remove_some_task(void); +void LoadCompressedObjectPic(void *); +void PlaySE(u16); + +extern u16 gUnknown_0202E8CC; +extern u16 gMiscClockMale_Pal[]; +extern u16 gMiscClockFemale_Pal[]; +extern u8 gMiscClock_Gfx[]; +extern u8 gUnknown_083F7A90[]; +extern struct SpritePalette gUnknown_083F7AA0; +extern u8 gUnknown_08E95774[]; +extern u8 gUnknown_08E954B0[]; +extern u8 gOtherText_CorrectTimePrompt[]; +extern u8 * const gUnknown_08376D74[][2]; +extern s8 gClockHandCoords[][2]; + +extern struct WindowConfig gWindowConfig_81E6C3C; +extern struct WindowConfig gWindowConfig_81E6CE4; +extern struct SpriteTemplate gSpriteTemplate_83F7AD8; +extern struct SpriteTemplate gSpriteTemplate_83F7AF0; +extern struct SpriteTemplate gSpriteTemplate_83F7B28; +extern struct SpriteTemplate gSpriteTemplate_83F7B40; + +static void WallClockVblankCallback(void); +static void LoadWallClockGraphics(void); +static void WallClockMainCallback(void); +static void WallClockInit(void); +static void Task_SetClock1(u8 taskId); +static void Task_SetClock2(u8 taskId); +static void Task_SetClock3(u8 taskId); +static void Task_SetClock4(u8 taskId); +static void Task_SetClock5(u8 taskId); +static void Task_SetClock6(u8 taskId); +static void Task_ViewClock1(u8 taskId); +static void Task_ViewClock2(u8 taskId); +static void Task_ViewClock3(u8 taskId); +static void Task_ViewClock4(u8 taskId); +static u8 CalcMinHandDelta(u16 speed); +static u16 CalcNewMinHandAngle(u16 angle, u8 direction, u8 speed); +static u8 AdvanceClock(u8 taskId, u8 direction); +static void UpdateClockPeriod(u8 taskId, u8 direction); +static void InitClockWithRtc(u8 taskId); + +//Task data +enum { + TD_MHAND_ANGLE, + TD_HHAND_ANGLE, + TD_HOURS, + TD_MINUTES, + TD_SETDIRECTION, //Movement direction when setting the clock + TD_PERIOD, //Whether the time is AM or PM + TD_SETSPEED, //Movement speed when setting the clock +}; + +enum { + AM, + PM +}; + +enum { + BACKWARD = 1, + FORWARD +}; + +static void WallClockVblankCallback(void) +{ + LoadOam(); + ProcessSpriteCopyRequests(); + TransferPlttBuffer(); +} + +static void LoadWallClockGraphics(void) +{ + u8 *addr; + u32 size; + + SetVBlankCallback(0); + REG_DISPCNT = 0; + REG_BG3CNT = 0; + REG_BG2CNT = 0; + REG_BG1CNT = 0; + REG_BG0CNT = 0; + REG_BG3HOFS = 0; + REG_BG3VOFS = 0; + REG_BG2HOFS = 0; + REG_BG2VOFS = 0; + REG_BG1HOFS = 0; + REG_BG1VOFS = 0; + REG_BG0HOFS = 0; + REG_BG0VOFS = 0; + + addr = (void *)VRAM; + size = 0x18000; + while(1) + { + DmaFill16(3, 0, addr, 0x1000); + addr += 0x1000; + size -= 0x1000; + if(size <= 0x1000) + { + DmaFill16(3, 0, addr, size); + break; + } + } + + { + void *oam = (void *)OAM; + u32 oamSize = OAM_SIZE; + DmaFill32(3, 0, oam, oamSize); + } + + { + void *pltt = (void *)PLTT; + u32 plttSize = PLTT_SIZE; + DmaFill16(3, 0, pltt, plttSize); + } + + LZ77UnCompVram(gMiscClock_Gfx, (void *)VRAM); + if(gUnknown_0202E8CC == MALE) + LoadPalette(gMiscClockMale_Pal, 0, 32); + else + LoadPalette(gMiscClockFemale_Pal, 0, 32); + remove_some_task(); + ResetTasks(); + ResetSpriteData(); + ResetPaletteFade(); + FreeAllSpritePalettes(); + LoadCompressedObjectPic(gUnknown_083F7A90); + LoadSpritePalettes(&gUnknown_083F7AA0); + SetUpWindowConfig(&gWindowConfig_81E6C3C); + InitMenuWindow(&gWindowConfig_81E6CE4); +} + +static void WallClockInit(void) +{ + u16 ime; + + BeginNormalPaletteFade(-1, 0, 0x10, 0, 0); + ime = REG_IME; + REG_IME = 0; + REG_IE |= 0x1; + REG_IME = ime; + REG_DISPSTAT |= 0x8; + SetVBlankCallback(WallClockVblankCallback); + SetMainCallback2(WallClockMainCallback); + REG_BLDCNT = 0; + REG_BLDALPHA = 0; + REG_BLDY = 0; + REG_BG3CNT = 0x701; + REG_BG0CNT = 0x1F08; + REG_DISPCNT = 0x1940; +} + +//Allow player to set the clock +void Cb2_StartWallClock(void) +{ + u8 taskId; + u8 spriteId; + + LoadWallClockGraphics(); + LZ77UnCompVram(&gUnknown_08E954B0, (void *)(VRAM + 0x3800)); + + taskId = CreateTask(Task_SetClock1, 0); + gTasks[taskId].data[TD_HOURS] = 10; + gTasks[taskId].data[TD_MINUTES] = 0; + gTasks[taskId].data[TD_SETDIRECTION] = 0; + gTasks[taskId].data[TD_PERIOD] = AM; + gTasks[taskId].data[TD_SETSPEED] = 0; + gTasks[taskId].data[TD_MHAND_ANGLE] = 0; + gTasks[taskId].data[TD_HHAND_ANGLE] = 300; + + spriteId = CreateSprite(&gSpriteTemplate_83F7AD8, 0x78, 0x50, 1); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].oam.affineMode = 1; + gSprites[spriteId].oam.matrixNum = 0; + + spriteId = CreateSprite(&gSpriteTemplate_83F7AF0, 0x78, 0x50, 0); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].oam.affineMode = 1; + gSprites[spriteId].oam.matrixNum = 1; + + spriteId = CreateSprite(&gSpriteTemplate_83F7B28, 0x78, 0x50, 2); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].data1 = 45; + + spriteId = CreateSprite(&gSpriteTemplate_83F7B40, 0x78, 0x50, 2); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].data1 = 90; + + WallClockInit(); +} + +//View, but don't set, the clock +void Cb2_ViewWallClock(void) +{ + u8 taskId; + s16 angle1; + s16 angle2; + u8 spriteId; + + LoadWallClockGraphics(); + LZ77UnCompVram(gUnknown_08E95774, (void *)(VRAM + 0x3800)); + + taskId = CreateTask(Task_ViewClock1, 0); + InitClockWithRtc(taskId); + if(gTasks[taskId].data[TD_PERIOD] == 0) + { + angle1 = 45; + angle2 = 90; + } + else + { + angle1 = 90; + angle2 = 135; + } + + spriteId = CreateSprite(&gSpriteTemplate_83F7AD8, 120, 80, 1); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].oam.affineMode = 1; + gSprites[spriteId].oam.matrixNum = 0; + + spriteId = CreateSprite(&gSpriteTemplate_83F7AF0, 120, 80, 0); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].oam.affineMode = 1; + gSprites[spriteId].oam.matrixNum = 1; + + spriteId = CreateSprite(&gSpriteTemplate_83F7B28, 120, 80, 2); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].data1 = angle1; + + spriteId = CreateSprite(&gSpriteTemplate_83F7B40, 120, 80, 2); + gSprites[spriteId].data0 = taskId; + gSprites[spriteId].data1 = angle2; + + WallClockInit(); +} + +static void WallClockMainCallback(void) +{ + RunTasks(); + AnimateSprites(); + BuildOamBuffer(); + UpdatePaletteFade(); +} + +static void Task_SetClock1(u8 taskId) +{ + if(!gPaletteFade.active) + gTasks[taskId].func = Task_SetClock2; +} + +//Handle keypresses when setting clock +static void Task_SetClock2(u8 taskId) +{ + if(gTasks[taskId].data[TD_MHAND_ANGLE] % 6) + { + gTasks[taskId].data[TD_MHAND_ANGLE] = CalcNewMinHandAngle( + gTasks[taskId].data[TD_MHAND_ANGLE], + gTasks[taskId].data[TD_SETDIRECTION], + gTasks[taskId].data[TD_SETSPEED]); + } + else + { + gTasks[taskId].data[TD_MHAND_ANGLE] = gTasks[taskId].data[TD_MINUTES] * 6; + gTasks[taskId].data[TD_HHAND_ANGLE] = (gTasks[taskId].data[TD_HOURS] % 12) * 30 + (gTasks[taskId].data[TD_MINUTES] / 10) * 5; + if(gMain.newKeys & A_BUTTON) + { + gTasks[taskId].func = Task_SetClock3; + return; + } + else + { + gTasks[taskId].data[TD_SETDIRECTION] = gMain.newKeys & A_BUTTON; + if(gMain.heldKeys & DPAD_LEFT) + gTasks[taskId].data[TD_SETDIRECTION] = BACKWARD; + if(gMain.heldKeys & DPAD_RIGHT) + gTasks[taskId].data[TD_SETDIRECTION] = FORWARD; + if(gTasks[taskId].data[TD_SETDIRECTION]) + { + if(gTasks[taskId].data[TD_SETSPEED] <= 0xFE) + gTasks[taskId].data[TD_SETSPEED]++; + gTasks[taskId].data[TD_MHAND_ANGLE] = CalcNewMinHandAngle( + gTasks[taskId].data[TD_MHAND_ANGLE], + gTasks[taskId].data[TD_SETDIRECTION], + gTasks[taskId].data[TD_SETSPEED]); + AdvanceClock(taskId, gTasks[taskId].data[TD_SETDIRECTION]); + } + else + { + gTasks[taskId].data[TD_SETSPEED] = 0; + } + } + } +} + +//Ask player "Is this the correct time?" +static void Task_SetClock3(u8 taskId) +{ + MenuDrawTextWindow(2, 16, 27, 19); + MenuPrint(gOtherText_CorrectTimePrompt, 3, 17); + MenuDrawTextWindow(23, 8, 29, 13); + PrintMenuItems(24, 9, 2, gUnknown_08376D74); + InitMenu(0, 24, 9, 2, 1, 5); + gTasks[taskId].func = Task_SetClock4; +} + +//Get menu selection +static void Task_SetClock4(u8 taskId) +{ + switch(ProcessMenuInputNoWrap_()) + { + case 0: //YES + PlaySE(SE_SELECT); + gTasks[taskId].func = Task_SetClock5; //Move on + return; + case -1: //B button + case 1: //NO + sub_8072DEC(); + PlaySE(SE_SELECT); + MenuZeroFillWindowRect(23, 8, 29, 13); + MenuZeroFillWindowRect(2, 16, 27, 19); + gTasks[taskId].func = Task_SetClock2; //Go back and let player adjust clock + } +} + +//Set the time offset based on the wall clock's time +static void Task_SetClock5(u8 taskId) +{ + RtcInitLocalTimeOffset(gTasks[taskId].data[TD_HOURS], gTasks[taskId].data[TD_MINUTES]); + BeginNormalPaletteFade(-1, 0, 0, 16, 0); + gTasks[taskId].func = Task_SetClock6; +} + +static void Task_SetClock6(u8 taskId) +{ + if(!gPaletteFade.active) + SetMainCallback2((MainCallback)gMain.field_8); +} + +static void Task_ViewClock1(u8 taskId) +{ + if(!gPaletteFade.active) + gTasks[taskId].func = Task_ViewClock2; +} + +//Wait for A or B press +static void Task_ViewClock2(u8 taskId) +{ + InitClockWithRtc(taskId); + if(gMain.newKeys & (A_BUTTON | B_BUTTON)) + gTasks[taskId].func = Task_ViewClock3; +} + +static void Task_ViewClock3(u8 taskId) +{ + BeginNormalPaletteFade(-1, 0, 0, 16, 0); + gTasks[taskId].func = Task_ViewClock4; +} + +static void Task_ViewClock4(u8 taskId) +{ + if(!gPaletteFade.active) + SetMainCallback2((MainCallback)gMain.field_8); +} + +static u8 CalcMinHandDelta(u16 speed) +{ + if(speed > 60) + return 6; + else if(speed > 30) + return 3; + else if(speed > 10) + return 2; + else + return 1; +} + +//Calculates the new position of the minute hand when setting the clock +static u16 CalcNewMinHandAngle(u16 angle, u8 direction, u8 speed) +{ + u8 delta = CalcMinHandDelta(speed); + + switch(direction) + { + case BACKWARD: + if(angle) + angle = angle - delta; + else + angle = 360 - delta; + break; + case FORWARD: + if(angle < 360 - delta) + angle = angle + delta; + else + angle = 0; + break; + } + return angle; +} + +//Advances clock forward or backward by 1 minute +static u8 AdvanceClock(u8 taskId, u8 direction) +{ + switch(direction) + { + case BACKWARD: + if(gTasks[taskId].data[TD_MINUTES] > 0) + gTasks[taskId].data[TD_MINUTES]--; + else + { + gTasks[taskId].data[TD_MINUTES] = 59; + if(gTasks[taskId].data[TD_HOURS] > 0) + gTasks[taskId].data[TD_HOURS]--; + else + gTasks[taskId].data[TD_HOURS] = 23; + UpdateClockPeriod(taskId, direction); + } + break; + case FORWARD: + if(gTasks[taskId].data[TD_MINUTES] <= 58) + gTasks[taskId].data[TD_MINUTES]++; + else + { + gTasks[taskId].data[TD_MINUTES] = 0; + if(gTasks[taskId].data[TD_HOURS] <= 22) + gTasks[taskId].data[TD_HOURS]++; + else + gTasks[taskId].data[TD_HOURS] = 0; + UpdateClockPeriod(taskId, direction); + } + break; + } + return 0; +} + +//Determines the clock period (AM/PM) based on the hour +static void UpdateClockPeriod(u8 taskId, u8 direction) +{ + u8 hours = gTasks[taskId].data[TD_HOURS]; + + switch(direction) + { + case 1: + switch(hours) + { + case 11: + gTasks[taskId].data[TD_PERIOD] = AM; + break; + case 23: + gTasks[taskId].data[TD_PERIOD] = PM; + break; + } + break; + case 2: + switch(hours) + { + case 0: + gTasks[taskId].data[TD_PERIOD] = AM; + break; + case 12: + gTasks[taskId].data[TD_PERIOD] = PM; + break; + } + break; + } +} + +static void InitClockWithRtc(u8 taskId) +{ + RtcCalcLocalTime(); + gTasks[taskId].data[TD_HOURS] = gLocalTime.hours; + gTasks[taskId].data[TD_MINUTES] = gLocalTime.minutes; + gTasks[taskId].data[TD_MHAND_ANGLE] = gTasks[taskId].data[TD_MINUTES] * 6; + gTasks[taskId].data[TD_HHAND_ANGLE] = (gTasks[taskId].data[TD_HOURS] % 12) * 30 + (gTasks[taskId].data[TD_MINUTES] / 10) * 5; + if(gLocalTime.hours <= 11) + gTasks[taskId].data[TD_PERIOD] = AM; + else + gTasks[taskId].data[TD_PERIOD] = PM; +} + +void sub_810B05C(struct Sprite *sprite) +{ + u16 angle; + s16 sin; + s16 cos; + u16 x; + u16 y; + + angle = gTasks[sprite->data0].data[TD_MHAND_ANGLE]; + sin = Sin2(angle) / 16; + cos = Cos2(angle) / 16; + SetOamMatrix(0, cos, sin, -sin, cos); + x = gClockHandCoords[angle][0]; + y = gClockHandCoords[angle][1]; + + //Manual sign extension + if(x > 0x80) + x |= 0xFF00; + if(y > 0x80) + y |= 0xFF00; + + sprite->pos2.x = x; + sprite->pos2.y = y; +} + +void sub_810B0F4(struct Sprite *sprite) +{ + u16 angle; + s16 sin; + s16 cos; + u16 x; + u16 y; + + angle = gTasks[sprite->data0].data[TD_HHAND_ANGLE]; + sin = Sin2(angle) / 16; + cos = Cos2(angle) / 16; + SetOamMatrix(1, cos, sin, -sin, cos); + x = gClockHandCoords[angle][0]; + y = gClockHandCoords[angle][1]; + + //Manual sign extension + if(x > 0x80) + x |= 0xFF00; + if(y > 0x80) + y |= 0xFF00; + + sprite->pos2.x = x; + sprite->pos2.y = y; +} + +void sub_810B18C(struct Sprite *sprite) +{ + s16 sin; + s16 cos; + + if(gTasks[sprite->data0].data[TD_PERIOD] != AM) + { + if((u16)(sprite->data1 - 60) <= 29) + sprite->data1 += 5; + if(sprite->data1 <= 59) + sprite->data1++; + } + else + { + if((u16)(sprite->data1 - 46) <= 29) + sprite->data1 -= 5; + if(sprite->data1 > 75) + sprite->data1--; + } + cos = Cos2((u16)sprite->data1); + sprite->pos2.x = cos * 30 / 4096; + sin = Sin2((u16)sprite->data1); + sprite->pos2.y = sin * 30 / 4096; +} + +void sub_810B230(struct Sprite *sprite) +{ + s16 sin; + s16 cos; + + if(gTasks[sprite->data0].data[TD_PERIOD] != AM) + { + if((u16)(sprite->data1 - 105) <= 29) + sprite->data1 += 5; + if(sprite->data1 <= 104) + sprite->data1++; + } + else + { + if((u16)(sprite->data1 - 91) <= 29) + sprite->data1 -= 5; + if(sprite->data1 > 120) + sprite->data1--; + } + cos = Cos2((u16)sprite->data1); + sprite->pos2.x = cos * 30 / 4096; + sin = Sin2((u16)sprite->data1); + sprite->pos2.y = sin * 30 / 4096; +} |