Decompile SS Anne

2019-06-14 11:33:13 -04:00
parent 117c3fb8cc
commit 601d2feeac
9 changed files with 224 additions and 412 deletions
@@ -0,0 +1,200 @@
+#include "global.h"
+#include "task.h"
+#include "sound.h"
+#include "field_map_obj.h"
+#include "script.h"
+#include "constants/songs.h"
+
+// Tasks governing the ship's departure after you've gotten HM01 CUT
+
+#define SPRITE_TAG_WAKE  4000
+#define SPRITE_TAG_SMOKE 4001
+
+static void Task_SSAnneInit(u8 taskId);
+static void Task_SSAnneRun(u8 taskId);
+static void Task_SSAnneFinish(u8 taskId);
+static void CreateWakeBehindBoat(void);
+static void WakeSpriteCallback(struct Sprite * sprite);
+static void CreateSmokeSprite(void);
+static void SmokeSpriteCallback(struct Sprite * sprite);
+
+static const u16 sWakeTiles[] = INCBIN_U16("graphics/ss_anne/unk_8479838.4bpp");
+static const u16 sSmokeTiles[] = INCBIN_U16("graphics/ss_anne/unk_8479A38.4bpp");
+
+static const struct SpriteSheet sSpriteSheets[] = {
+    {(const void *)sWakeTiles, sizeof(sWakeTiles), SPRITE_TAG_WAKE},
+    {(const void *)sSmokeTiles, sizeof(sSmokeTiles), SPRITE_TAG_SMOKE},
+    {0}
+};
+
+static const union AnimCmd sWakeAnim[] = {
+    ANIMCMD_FRAME(0, 12),
+    ANIMCMD_FRAME(8, 12),
+    ANIMCMD_JUMP(0)
+};
+
+static const union AnimCmd *const sWakeAnimTable[] = {
+    sWakeAnim
+};
+
+static const struct OamData sWakeOamData = {
+    .shape = ST_OAM_V_RECTANGLE,
+    .size = 2
+};
+
+static const struct SpriteTemplate sWakeSpriteTemplate = {
+    SPRITE_TAG_WAKE,
+    0xFFFF,
+    &sWakeOamData,
+    sWakeAnimTable,
+    NULL,
+    gDummySpriteAffineAnimTable,
+    WakeSpriteCallback
+};
+
+static const union AnimCmd sSmokeAnim[] = {
+    ANIMCMD_FRAME( 0, 10),
+    ANIMCMD_FRAME( 4, 20),
+    ANIMCMD_FRAME( 8, 20),
+    ANIMCMD_FRAME(12, 30),
+    ANIMCMD_END
+};
+
+static const union AnimCmd *const sSmokeAnimTable[] = {
+    sSmokeAnim
+};
+
+static const struct OamData sSmokeOamData = {
+    .shape = ST_OAM_SQUARE,
+    .size = 1
+};
+
+static const struct SpriteTemplate sSmokeSpriteTemplate = {
+    SPRITE_TAG_SMOKE,
+    0xFFFF,
+    &sSmokeOamData,
+    sSmokeAnimTable,
+    NULL,
+    gDummySpriteAffineAnimTable,
+    SmokeSpriteCallback
+};
+
+void Special_SSAnneDepartureCutscene(void)
+{
+    u8 taskId;
+
+    PlaySE(SE_SHIP_HORN);
+    taskId = CreateTask(Task_SSAnneInit, 8);
+    gTasks[taskId].data[0] = 50;
+}
+
+static void Task_SSAnneInit(u8 taskId)
+{
+    s16 * data = gTasks[taskId].data;
+
+    if (--data[0] == 0)
+    {
+        LoadSpriteSheets(sSpriteSheets);
+        CreateWakeBehindBoat();
+        gTasks[taskId].func = Task_SSAnneRun;
+    }
+}
+
+static void Task_SSAnneRun(u8 taskId)
+{
+    s16 * data = gTasks[taskId].data;
+    u8 mapObjectId;
+    struct MapObject * boatObject;
+    s16 x;
+
+    data[1]++;
+    data[2]++;
+    if (data[1] == 70)
+    {
+        data[1] = 0;
+        CreateSmokeSprite();
+    }
+    TryGetFieldObjectIdByLocalIdAndMap(1, gSaveBlock1Ptr->location.mapNum, gSaveBlock1Ptr->location.mapGroup, &mapObjectId);
+    boatObject = &gMapObjects[mapObjectId];
+    if (gSprites[boatObject->spriteId].pos1.x + gSprites[boatObject->spriteId].pos2.x < -120)
+    {
+        PlaySE(SE_SHIP_HORN);
+        gTasks[taskId].func = Task_SSAnneFinish;
+    }
+    else
+    {
+        x = data[2] / 5;
+        gSprites[boatObject->spriteId].pos2.x = -x;
+    }
+}
+
+static void Task_SSAnneFinish(u8 taskId)
+{
+    s16 * data = gTasks[taskId].data;
+
+    if (++data[3] == 40)
+    {
+        FreeSpriteTilesByTag(SPRITE_TAG_WAKE);
+        FreeSpriteTilesByTag(SPRITE_TAG_SMOKE);
+        DestroyTask(taskId);
+        EnableBothScriptContexts();
+    }
+}
+
+static void CreateWakeBehindBoat(void)
+{
+    u8 mapObjectId;
+    struct MapObject * boatObject;
+    u16 x;
+    u8 spriteId;
+
+    TryGetFieldObjectIdByLocalIdAndMap(1, gSaveBlock1Ptr->location.mapNum, gSaveBlock1Ptr->location.mapGroup, &mapObjectId);
+    boatObject = &gMapObjects[mapObjectId];
+    x = gSprites[boatObject->spriteId].pos1.x + gSprites[boatObject->spriteId].pos2.x + 80;
+    spriteId = CreateSprite(&sWakeSpriteTemplate, x, 109, 0xFF);
+    gSprites[spriteId].oam.priority = 2;
+    gSprites[spriteId].oam.paletteNum = 10;
+}
+
+static void WakeSpriteCallback(struct Sprite * sprite)
+{
+    u8 mapObjectId;
+    struct MapObject * boatObject;
+    u16 x;
+
+    TryGetFieldObjectIdByLocalIdAndMap(1, gSaveBlock1Ptr->location.mapNum, gSaveBlock1Ptr->location.mapGroup, &mapObjectId);
+    boatObject = &gMapObjects[mapObjectId];
+    x = gSprites[boatObject->spriteId].pos1.x + gSprites[boatObject->spriteId].pos2.x + 80;
+    sprite->pos1.x = x;
+    if (sprite->data[0] / 6 < 22)
+        sprite->data[0]++;
+    sprite->pos2.x = sprite->data[0] / 6;
+    if (sprite->pos1.x + sprite->pos2.x < -18)
+        DestroySprite(sprite);
+}
+
+static void CreateSmokeSprite(void)
+{
+    u8 mapObjectId;
+    struct MapObject * boatObject;
+    u16 x;
+    u8 spriteId;
+
+    TryGetFieldObjectIdByLocalIdAndMap(1, gSaveBlock1Ptr->location.mapNum, gSaveBlock1Ptr->location.mapGroup, &mapObjectId);
+    boatObject = &gMapObjects[mapObjectId];
+    x = gSprites[boatObject->spriteId].pos1.x + gSprites[boatObject->spriteId].pos2.x + 49;
+    if ((s16)x >= -32)
+    {
+        spriteId = CreateSprite(&sSmokeSpriteTemplate, x, 78, 8);
+        if (spriteId != MAX_SPRITES)
+            gSprites[spriteId].oam.paletteNum = 10;
+    }
+}
+
+static void SmokeSpriteCallback(struct Sprite * sprite)
+{
+    sprite->data[0]++;
+    sprite->pos2.x = sprite->data[0] / 4;
+    if (sprite->animEnded)
+        DestroySprite(sprite);
+}