Merge pull request #79 from gwimm/master

decompile: diploma.s

1 files changed, 254 insertions, 0 deletions

diff --git a/src/diploma.c b/src/diploma.c
new file mode 100644
index 000000000..74343e82f
--- /dev/null
+++ b/src/diploma.c
@@ -0,0 +1,254 @@
+#include "global.h"
+#include "bg.h"
+#include "constants/fanfares.h"
+#include "dynamic_placeholder_text_util.h"
+#include "gba/macro.h"
+#include "gpu_regs.h"
+#include "gpu_regs.h"
+#include "main.h"
+#include "malloc.h"
+#include "menu.h"
+#include "new_menu_helpers.h"
+#include "overworld.h"
+#include "palette.h"
+#include "pokedex.h"
+#include "scanline_effect.h"
+#include "sound.h"
+#include "sprite.h"
+#include "task.h"
+#include "text.h"
+#include "window.h"
+#include "diploma.h"
+
+static void DiplomaBgInit(void);
+static void DiplomaPrintText(void);
+static u8 DiplomaLoadGfx(void);
+static void DiplomaVblankHandler(void);
+
+static void CB2_DiplomaInit(void);
+
+static void Task_WaitForExit(u8);
+static void Task_DiplomaInit(u8);
+static void Task_DiplomaReturnToOverworld(u8);
+
+extern const struct BgTemplate gUnknown_8415A08[2];
+extern const struct WindowTemplate gUnknown_8415A10[];
+extern const u8 gUnknown_8402650[];
+extern const u8 gUnknown_841B60E[];
+extern const u8 gUnknown_841B684[];
+extern u8 gUnknown_84147C0[];
+extern u8 gUnknown_8415954[];
+extern u8 gUnknown_841B698[];
+extern u8 gUnknown_841B68F[];
+extern u8 gUnknown_841B619[];
+extern u8 gUnknown_8415A04[];
+
+struct Diploma
+{
+    u8 state;
+    u8 gfxStep;
+    u8 callbackStep;
+    u16 tilemapBuffer[0x800];
+};
+
+static EWRAM_DATA struct Diploma *gDiploma = NULL;
+
+extern const u32 gUnknown_84154E8[];
+
+static void VCBC_DiplomaOam(void)
+{
+    LoadOam();
+    ProcessSpriteCopyRequests();
+    TransferPlttBuffer();
+}
+
+void CB2_ShowDiploma(void)
+{
+    gDiploma = AllocZeroed(sizeof(*gDiploma));
+    gDiploma->state = 0;
+    gDiploma->gfxStep = 0;
+    gDiploma->callbackStep = 0;
+    DiplomaBgInit();
+    CreateTask(Task_DiplomaInit, 0);
+    SetMainCallback2(CB2_DiplomaInit);
+}
+
+static void CB2_DiplomaInit(void)
+{
+    RunTasks();
+    AnimateSprites();
+    BuildOamBuffer();
+    UpdatePaletteFade();
+}
+
+static void Task_DiplomaInit(u8 taskId)
+{
+    switch (gDiploma->callbackStep)
+    {
+    case 0:
+        SetVBlankCallback(NULL);
+        break;
+    case 1:
+        DiplomaVblankHandler();
+        break;
+    case 2:
+        if (!DiplomaLoadGfx())
+        {
+            return;
+        }
+        break;
+    case 3:
+        CopyToBgTilemapBuffer(1, gUnknown_84154E8, 0, 0);
+        break;
+    case 4:
+        if (HasAllKantoMons())
+        {
+            SetGpuReg(REG_OFFSET_BG1HOFS, 0x80 << 1);
+        }
+        else
+        {
+            SetGpuReg(REG_OFFSET_BG1HOFS, 0);
+        }
+        break;
+    case 5:
+        DiplomaPrintText();
+        break;
+    case 6:
+        CopyBgTilemapBufferToVram(0);
+        CopyBgTilemapBufferToVram(1);
+        break;
+    case 7:
+        BeginNormalPaletteFade(0xFFFFFFFF, 0, 16, 0, RGB_BLACK);
+        break;
+    case 8:
+        SetVBlankCallback(VCBC_DiplomaOam);
+        break;
+    default:
+        if (gPaletteFade.active)
+        {
+            break;
+        }
+        PlayFanfareByFanfareNum(FANFARE_05);
+        gTasks[taskId].func = Task_WaitForExit;
+    }
+    gDiploma->callbackStep++;
+}
+
+static void Task_WaitForExit(u8 taskId)
+{
+    switch (gDiploma->state)
+    {
+    case 0:
+        if (WaitFanfare(0))
+        {
+            gDiploma->state++;
+        }
+        break;
+    case 1:
+        if (JOY_NEW(A_BUTTON))
+        {
+            BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 16, RGB_BLACK);
+            gDiploma->state++;
+        }
+        break;
+    case 2:
+        Task_DiplomaReturnToOverworld(taskId);
+        break;
+    }
+}
+
+static void Task_DiplomaReturnToOverworld(u8 taskId)
+{
+    if (gPaletteFade.active)
+        return;
+    DestroyTask(taskId);
+    FreeAllWindowBuffers();
+    FREE_AND_SET_NULL(gDiploma);
+    SetMainCallback2(CB2_Overworld);
+}
+
+static void DiplomaBgInit(void)
+{
+    ResetSpriteData();
+    ResetPaletteFade();
+    FreeAllSpritePalettes();
+    ResetTasks();
+    ScanlineEffect_Stop();
+}
+
+static void DiplomaVblankHandler(void)
+{
+    void *vram = (void *)VRAM;
+    DmaClearLarge16(3, vram, VRAM_SIZE, 0x1000);
+    DmaClear32(3, (void *)OAM, OAM_SIZE);
+    DmaClear16(3, (void *)PLTT, PLTT_SIZE);
+    SetGpuReg(REG_OFFSET_DISPCNT, 0);
+    ResetBgsAndClearDma3BusyFlags(0);
+    InitBgsFromTemplates(0, gUnknown_8415A08, 2);
+    ChangeBgX(0, 0, 0);
+    ChangeBgY(0, 0, 0);
+    ChangeBgX(1, 0, 0);
+    ChangeBgY(1, 0, 0);
+    ChangeBgX(2, 0, 0);
+    ChangeBgY(2, 0, 0);
+    ChangeBgX(3, 0, 0);
+    ChangeBgY(3, 0, 0);
+    InitWindows(gUnknown_8415A10);
+    DeactivateAllTextPrinters();
+    SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_OBJ_1D_MAP | DISPCNT_OBJ_ON);
+    SetBgTilemapBuffer(1, gDiploma->tilemapBuffer);
+    ShowBg(0);
+    ShowBg(1);
+    FillBgTilemapBufferRect_Palette0(0, 0, 0, 0, 30, 20);
+    FillBgTilemapBufferRect_Palette0(1, 0, 0, 0, 30, 20);
+}
+
+static u8 DiplomaLoadGfx(void)
+{
+    switch (gDiploma->gfxStep)
+    {
+    case 0:
+        ResetTempTileDataBuffers();
+        break;
+    case 1:
+        DecompressAndCopyTileDataToVram(1, gUnknown_84147C0, 0, 0, 0);
+        break;
+    case 2:
+        if (!(FreeTempTileDataBuffersIfPossible() == 1))
+        {
+            break;
+        }
+        return 0;
+    case 3:
+        LoadPalette(gUnknown_8415954, 0, 0x40);
+    default:
+        return 1;
+    }
+    gDiploma->gfxStep++;
+    return 0;
+}
+
+static void DiplomaPrintText(void)
+{
+    u8 arr[160];
+    u32 width;
+    DynamicPlaceholderTextUtil_Reset();
+    DynamicPlaceholderTextUtil_SetPlaceholderPtr(0, gSaveBlock2Ptr->playerName);
+    if (HasAllKantoMons())
+    {
+        DynamicPlaceholderTextUtil_SetPlaceholderPtr(1, gUnknown_841B68F);
+    }
+    else
+    {
+        DynamicPlaceholderTextUtil_SetPlaceholderPtr(1, gUnknown_841B698);
+    }
+    FillWindowPixelBuffer(0, 0);
+    DynamicPlaceholderTextUtil_ExpandPlaceholders(arr, gUnknown_841B60E);
+    width = GetStringWidth(2, arr, -1);
+    AddTextPrinterParameterized3(0, 2, 0x78 - (width / 2), 4, gUnknown_8415A04, -1, arr);
+    DynamicPlaceholderTextUtil_ExpandPlaceholders(arr, gUnknown_841B619);
+    width = GetStringWidth(2, arr, -1);
+    AddTextPrinterParameterized3(0, 0x2, 0x78 - (width / 2), 0x1E, gUnknown_8415A04, -1, arr);
+    AddTextPrinterParameterized3(0, 0x2, 0x78, 0x69, gUnknown_8415A04, 0, gUnknown_841B684);
+    PutWindowTilemap(0);
+}