diff options
Diffstat (limited to 'src/field_screen_effect.c')
| -rw-r--r-- | src/field_screen_effect.c | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/src/field_screen_effect.c b/src/field_screen_effect.c new file mode 100644 index 000000000..c6bd8cb77 --- /dev/null +++ b/src/field_screen_effect.c @@ -0,0 +1,339 @@ +#include "global.h" +#include "field_camera.h" +#include "menu.h" +#include "palette.h" +#include "rom4.h" +#include "script.h" +#include "task.h" +#include "text.h" +#include "unknown_task.h" + +struct UnknownStruct1 +{ + u8 filler0[0x14]; + u8 unk14; + u8 filler15[0xB]; +}; +extern struct UnknownStruct1 gUnknown_03004DC0; + +extern u16 gUnknown_03004DE0[][0x3C0]; + +const static u16 gUnknown_0839ACDC[] = { 0xC8, 0x48, 0x38, 0x28, 0x18, 0x0 }; + +const s32 gUnknown_0839ACE8 = 4; + +const static u32 gUnknown_0839ACEC[3] = +{ + REG_ADDR_WIN0H, + ((DMA_ENABLE | DMA_START_HBLANK | DMA_REPEAT | DMA_DEST_RELOAD) << 16) | 1, + 1 +}; + +static void sub_808136C(u16 *dest, u32 a2, s32 a3, s32 a4) +{ + if (a2 <= 0xA0) + { + if (a3 < 0) + a3 = 0; + if (a3 > 255) + a3 = 255; + if (a4 < 0) + a4 = 0; + if (a4 > 255) + a4 = 255; + dest[a2] = (a3 << 8) | a4; + } +} + +static void sub_8081398(u16 *dest, s32 a2, s32 a3, s32 a4) +{ + s32 v1 = a4; + s32 v2 = a4; + s32 v3 = 0; + while (v1 >= v3) + { + sub_808136C(dest, a3 - v3, a2 - v1, a2 + v1); + sub_808136C(dest, a3 + v3, a2 - v1, a2 + v1); + sub_808136C(dest, a3 - v1, a2 - v3, a2 + v3); + sub_808136C(dest, a3 + v1, a2 - v3, a2 + v3); + v2 -= (v3 * 2) - 1; + v3++; + if (v2 < 0) + { + v2 += 2 * (v1 - 1); + v1--; + } + } +} + +static void sub_8081424(u8 taskId) +{ + s16 *data = gTasks[taskId].data; + + switch (data[0]) + { + case 0: + sub_8081398(&gUnknown_03004DE0[gUnknown_03004DC0.unk14][0], data[1], data[2], data[3]); + data[0] = 1; + break; + case 1: + sub_8081398(&gUnknown_03004DE0[gUnknown_03004DC0.unk14][0], data[1], data[2], data[3]); + data[0] = 0; + data[3] += data[5]; + if (data[3] > data[4]) + { + if (data[6] == 1) + { + remove_some_task(); + data[0] = 2; + } + else + { + DestroyTask(taskId); + } + } + break; + case 2: + dp12_8087EA4(); + DestroyTask(taskId); + break; + } +} + +static void sub_80814E8(u8 taskId) +{ + if (!FuncIsActiveTask(sub_8081424)) + { + EnableBothScriptContexts(); + DestroyTask(taskId); + } +} + +static void sub_8081510(void) +{ + if (!FuncIsActiveTask(sub_80814E8)) + CreateTask(sub_80814E8, 80); +} + +static u8 sub_8081534(s32 a1, s32 a2, s32 a3, s32 a4, s32 a5, u8 a6) +{ + u8 taskId = CreateTask(sub_8081424, 80); + s16 *data = gTasks[taskId].data; + + data[3] = a3; + data[4] = a4; + data[1] = a1; + data[2] = a2; + data[6] = a5; + + if (a3 < a4) + data[5] = a6; + else + data[5] = -a6; + + return taskId; +} + +void sub_8081594(u8 a1) +{ + u8 index = sav1_get_flash_used_on_map(); + u8 value = 0; + if (!a1) + value = 1; + sub_8081534(120, 80, gUnknown_0839ACDC[index], gUnknown_0839ACDC[a1], value, 1); + sub_8081510(); + ScriptContext2_Enable(); +} + +void sub_80815E0(u8 a1) +{ + if (a1) + { + sub_8081398(&gUnknown_03004DE0[0][0], 120, 80, gUnknown_0839ACDC[a1]); + CpuFastSet(&gUnknown_03004DE0[0], &gUnknown_03004DE0[1], 480); + } +} + +static void sub_808161C(u8 a1) +{ + int i; + u16 color[1]; + + if (!a1) + color[0] = 0x1F; + else + color[0] = 0x7C00; + + for (i = 0; i < 16; i++) + { + LoadPalette(color, 0xF0 + i, 2); + } +} + +static bool8 sub_8081658(u16 a1) +{ + u8 lo = REG_BLDALPHA & 0xFF; + u8 hi = REG_BLDALPHA >> 8; + + if (a1) + { + if (lo) + { + lo--; + } + } + else + { + if (hi < 0x10) + { + hi++; + } + } + + REG_BLDALPHA = (hi << 8) | lo; + + if (lo == 0 && hi == 0x10) + { + return TRUE; + } + + return FALSE; +} + +static void sub_80816A8(u8 taskId) +{ + s16 *data = gTasks[taskId].data; + + switch (data[0]) + { + case 0: + data[6] = REG_DISPCNT; + data[7] = REG_BLDCNT; + data[8] = REG_BLDALPHA; + data[9] = REG_WININ; + data[10] = REG_WINOUT; + REG_DISPCNT &= 0xBFFF; + REG_BLDCNT |= gUnknown_081E29E8[0]; + REG_BLDALPHA = 1804; + REG_WININ = 63; + REG_WINOUT = 30; + sub_8081398(&gUnknown_03004DE0[0][0], data[2], data[3], 1); + CpuFastSet(&gUnknown_03004DE0[0], &gUnknown_03004DE0[1], 480); + sub_80895F8(gUnknown_0839ACEC[0], gUnknown_0839ACEC[1], gUnknown_0839ACEC[2]); + data[0] = 1; + break; + case 1: + MenuFillWindowRectWithBlankTile(0, 0, 29, 19); + sub_808161C(data[1]); + sub_8081534(data[2], data[3], 1, 160, 1, 2); + data[0] = 2; + break; + case 2: + if (!FuncIsActiveTask(sub_8081424)) + { + EnableBothScriptContexts(); + data[0] = 3; + } + break; + case 3: + InstallCameraPanAheadCallback(); + SetCameraPanningCallback(NULL); + data[5] = 0; + data[4] = 4; + data[0] = 4; + break; + case 4: + data[4]--; + if (!data[4]) + { + s32 panning; + data[4] = 4; + data[5] ^= 1; + if (data[5]) + panning = 4; + else + panning = -4; + SetCameraPanning(0, panning); + } + break; + case 6: + InstallCameraPanAheadCallback(); + data[4] = 8; + data[0] = 7; + break; + case 7: + data[4]--; + if (!data[4]) + { + data[4] = 8; + data[5] ^= 1; + if (sub_8081658(data[5]) == TRUE) + data[0] = 5; + } + break; + case 5: + MenuZeroFillWindowRect(0, 0, 29, 19); + LoadFontDefaultPalette(&gWindowConfig_81E6CE4); + REG_WIN0H = 255; + REG_DISPCNT = data[6]; + REG_BLDCNT = data[7]; + REG_BLDALPHA = data[8]; + REG_WININ = data[9]; + REG_WINOUT = data[10]; + EnableBothScriptContexts(); + DestroyTask(taskId); + break; + } +} + +void sub_80818A4(void) +{ + u8 taskId = CreateTask(sub_80816A8, 80); + s16 *data = gTasks[taskId].data; + + if (gScriptResult == 0) + { + data[1] = 0; + data[2] = 104; + } + else if (gScriptResult == 1) + { + data[1] = 1; + data[2] = 104; + } + else if (gScriptResult == 2) + { + data[1] = 0; + data[2] = 120; + } + else + { + data[1] = 1; + data[2] = 120; + } + + data[3] = 80; +} + +void sub_80818FC(void) +{ + u8 taskId = FindTaskIdByFunc(sub_80816A8); + gTasks[taskId].data[0] = 6; +} + +static void task50_0807F0C8(u8); + +void sub_8081924(void) +{ + sub_8054044(); + CreateTask(task50_0807F0C8, 80); +} + +static void task50_0807F0C8(u8 taskId) +{ + if (sub_8054034() == TRUE) + { + DestroyTask(taskId); + EnableBothScriptContexts(); + } +} |