1 files changed, 804 insertions, 0 deletions

diff --git a/src/field_effect_helpers.c b/src/field_effect_helpers.c
new file mode 100644
index 000000000..3f821e0b7
--- /dev/null
+++ b/src/field_effect_helpers.c
@@ -0,0 +1,804 @@
+//
+// Created by scott on 9/9/2017.
+//
+
+
+// Includes
+#include "global.h"
+#include "sprite.h"
+#include "fieldmap.h"
+#include "metatile_behavior.h"
+#include "songs.h"
+#include "sound.h"
+#include "field_map_obj.h"
+#include "field_camera.h"
+#include "field_map_obj_helpers.h"
+#include "field_weather.h"
+#include "field_effect.h"
+#include "field_ground_effect.h"
+#include "field_effect_helpers.h"
+
+// Static type declarations
+
+// Static RAM declarations
+
+// Static ROM declarations
+static void sub_81269E0(struct Sprite *);
+static void npc_pal_op(struct MapObject *mapObject, struct Sprite *sprite);
+static void npc_pal_op_A(struct MapObject *, u8);
+static void npc_pal_op_B(struct MapObject *, u8);
+static void sub_81275A0(struct Sprite *);
+static void sub_81275C4(struct Sprite *);
+/*static*/ void sub_8127DA0(struct Sprite *);
+/*static*/ void sub_8127DD0(struct Sprite *);
+/*static*/ void sub_8127E30(struct Sprite *);
+/*static*/ void sub_812882C(struct Sprite *, u8, u8);
+static void sub_81278D8(struct Sprite *);
+
+// .rodata
+
+const u8 UnusedEggString_8401E28[] = _("タマゴ");
+
+const u16 gUnknown_08401E2C[] = {
+    0x0c,
+    0x1c,
+    0x2c
+};
+
+const u8 gUnknown_08401E32[] = {
+    0,
+    1,
+    2,
+    3
+};
+
+const u16 gUnknown_08401E36[] = {
+     4,
+     4,
+     4,
+    16
+};
+
+void (*const gUnknown_08401E40[])(struct Sprite *) = {
+    sub_81275A0,
+    sub_81275C4
+};
+
+void (*const gUnknown_08401E48[])(struct Sprite *) = {
+    sub_8127DA0,
+    sub_8127DD0,
+    sub_8127E30
+};
+
+const u8 gUnknown_08401E54[] = {
+    0,
+    0,
+    1,
+    2,
+    3
+};
+
+const u16 gUnknown_08401E5A[] = {
+    3,
+    7
+};
+
+// .text
+
+void SetUpReflection(struct MapObject *mapObject, struct Sprite *sprite, bool8 flag)
+{
+    struct Sprite *newSprite;
+
+    newSprite = &gSprites[obj_unfreeze(sprite, sprite->pos1.x, sprite->pos1.y, 0x98)];
+    newSprite->callback = sub_81269E0;
+    newSprite->oam.priority = 3;
+    newSprite->oam.paletteNum = gUnknown_0830FD14[newSprite->oam.paletteNum];
+    newSprite->usingSheet = TRUE;
+    newSprite->anims = gDummySpriteAnimTable;
+    StartSpriteAnim(newSprite, 0);
+    newSprite->affineAnims = gDummySpriteAffineAnimTable;
+    newSprite->affineAnimBeginning = TRUE;
+    newSprite->subspriteMode = 0;
+    newSprite->data0 = sprite->data0;
+    newSprite->data1 = mapObject->localId;
+    newSprite->data7 = flag;
+    npc_pal_op(mapObject, newSprite);
+    if (!flag)
+    {
+        newSprite->oam.affineMode = 1;
+    }
+}
+
+s16 sub_81268D0(struct MapObject *mapObject)
+{
+    return GetFieldObjectGraphicsInfo(mapObject->graphicsId)->height - 2;
+}
+
+static void npc_pal_op(struct MapObject *mapObject, struct Sprite *sprite)
+{
+    u8 whichElement;
+    u16 unk_8041e2c[3];
+
+    memcpy(unk_8041e2c, gUnknown_08401E2C, sizeof gUnknown_08401E2C);
+    sprite->data2 = 0;
+    if (!GetFieldObjectGraphicsInfo(mapObject->graphicsId)->disableReflectionPaletteLoad && ((whichElement = sub_8057450(mapObject->mapobj_unk_1F)) || (whichElement = sub_8057450(mapObject->mapobj_unk_1E))))
+    {
+        sprite->data2 = unk_8041e2c[whichElement - 1];
+        npc_pal_op_A(mapObject, sprite->oam.paletteNum);
+    }
+    else
+    {
+        npc_pal_op_B(mapObject, sprite->oam.paletteNum);
+    }
+}
+
+static void npc_pal_op_B(struct MapObject *mapObject, u8 paletteNum)
+{
+    const struct MapObjectGraphicsInfo *graphicsInfo;
+
+    graphicsInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
+    if (graphicsInfo->paletteTag2 != 0x11ff)
+    {
+        if (graphicsInfo->paletteSlot == 0)
+        {
+            npc_load_two_palettes__no_record(graphicsInfo->paletteTag1, paletteNum);
+        }
+        else if (graphicsInfo->paletteSlot == 10)
+        {
+            npc_load_two_palettes__and_record(graphicsInfo->paletteTag1, paletteNum);
+        }
+        else
+        {
+            pal_patch_for_npc(npc_paltag_by_palslot(paletteNum), paletteNum);
+        }
+        sub_807D78C(paletteNum);
+    }
+}
+
+static void npc_pal_op_A(struct MapObject *mapObject, u8 paletteNum)
+{
+    const struct MapObjectGraphicsInfo *graphicsInfo;
+
+    graphicsInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
+    if (graphicsInfo->paletteTag2 != 0x11ff)
+    {
+        pal_patch_for_npc(graphicsInfo->paletteTag2, paletteNum);
+        sub_807D78C(paletteNum);
+    }
+}
+
+static void sub_81269E0(struct Sprite *sprite)
+{
+    struct MapObject *mapObject;
+    struct Sprite *oldSprite;
+
+    mapObject = &gMapObjects[sprite->data0];
+    oldSprite = &gSprites[mapObject->spriteId];
+    if (!mapObject->active || !mapObject->mapobj_bit_17 || mapObject->localId != sprite->data1)
+    {
+        sprite->inUse = FALSE;
+    }
+    else
+    {
+        sprite->oam.paletteNum = gUnknown_0830FD14[oldSprite->oam.paletteNum];
+        sprite->oam.shape = oldSprite->oam.shape;
+        sprite->oam.size = oldSprite->oam.size;
+        sprite->oam.matrixNum = oldSprite->oam.matrixNum | 0x10;
+        sprite->oam.tileNum = oldSprite->oam.tileNum;
+        sprite->subspriteTables = oldSprite->subspriteTables;
+        sprite->subspriteTableNum = oldSprite->subspriteTableNum;
+        sprite->invisible = oldSprite->invisible;
+        sprite->pos1.x = oldSprite->pos1.x;
+        sprite->pos1.y = oldSprite->pos1.y + sub_81268D0(mapObject) + sprite->data2;
+        sprite->centerToCornerVecX = oldSprite->centerToCornerVecX;
+        sprite->centerToCornerVecY = oldSprite->centerToCornerVecY;
+        sprite->pos2.x = oldSprite->pos2.x;
+        sprite->pos2.y = -oldSprite->pos2.y;
+        sprite->coordOffsetEnabled = oldSprite->coordOffsetEnabled;
+        if (sprite->data7 == FALSE)
+        {
+            sprite->oam.matrixNum = 0;
+            if (oldSprite->oam.matrixNum & 0x8)
+            {
+                sprite->oam.matrixNum = 1;
+            }
+        }
+    }
+}
+
+u8 sub_8126B54(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[8] /*gFieldEffectSpriteTemplate_Arrow*/, 0, 0, 0x52);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->oam.priority = 1;
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->invisible = TRUE;
+    }
+    return spriteId;
+}
+
+void objid_set_invisible(u8 spriteId)
+{
+    gSprites[spriteId].invisible = TRUE;
+}
+
+void sub_8126BC4(u8 spriteId, u8 animNum, s16 x, s16 y)
+{
+    s16 x2;
+    s16 y2;
+    struct Sprite *sprite;
+
+    sprite = &gSprites[spriteId];
+    if (sprite->invisible || sprite->data0 != x || sprite->data1 != y)
+    {
+        sub_80603CC(x, y, &x2, &y2);
+        sprite = &gSprites[spriteId];
+        sprite->pos1.x = x2 + 8;
+        sprite->pos1.y = y2 + 8;
+        sprite->invisible = FALSE;
+        sprite->data0 = x;
+        sprite->data1 = y;
+        StartSpriteAnim(sprite, animNum - 1);
+    }
+}
+
+u8 FldEff_Shadow(void)
+{
+    u8 mapObjectId;
+    const struct MapObjectGraphicsInfo *graphicsInfo;
+    u8 spriteId;
+
+    mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    graphicsInfo = GetFieldObjectGraphicsInfo(gMapObjects[mapObjectId].graphicsId);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[gUnknown_08401E32[graphicsInfo->shadowSize]], 0, 0, 0x94);
+    if (spriteId != MAX_SPRITES)
+    {
+        gSprites[spriteId].coordOffsetEnabled = TRUE;
+        gSprites[spriteId].data0 = gFieldEffectSpawnParams[0];
+        gSprites[spriteId].data1 = gFieldEffectSpawnParams[1];
+        gSprites[spriteId].data2 = gFieldEffectSpawnParams[2];
+        gSprites[spriteId].data3 = (graphicsInfo->height >> 1) - gUnknown_08401E36[graphicsInfo->shadowSize];
+    }
+    return 0;
+}
+
+void oamc_shadow(struct Sprite *sprite)
+{
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+    struct Sprite *linkedSprite;
+
+    if (TryGetFieldObjectIdByLocalIdAndMap(sprite->data0, sprite->data1, sprite->data2, &mapObjectId))
+    {
+        FieldEffectStop(sprite, FLDEFF_SHADOW);
+    }
+    else
+    {
+        mapObject = &gMapObjects[mapObjectId];
+        linkedSprite = &gSprites[mapObject->spriteId];
+        sprite->oam.priority = linkedSprite->oam.priority;
+        sprite->pos1.x = linkedSprite->pos1.x;
+        sprite->pos1.y = linkedSprite->pos1.y + sprite->data3;
+        if (!mapObject->active || !mapObject->mapobj_bit_22 || MetatileBehavior_IsPokeGrass(mapObject->mapobj_unk_1E) || MetatileBehavior_IsSurfableWaterOrUnderwater(mapObject->mapobj_unk_1E) || MetatileBehavior_IsSurfableWaterOrUnderwater(mapObject->mapobj_unk_1F) || MetatileBehavior_IsReflective(mapObject->mapobj_unk_1E) || MetatileBehavior_IsReflective(mapObject->mapobj_unk_1F))
+        {
+            FieldEffectStop(sprite, FLDEFF_SHADOW);
+        }
+    }
+}
+
+u8 FldEff_TallGrass(void)
+{
+    s16 x;
+    s16 y;
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    x = gFieldEffectSpawnParams[0];
+    y = gFieldEffectSpawnParams[1];
+    sub_8060470(&x, &y, 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[4], x, y, 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data0 = gFieldEffectSpawnParams[2];
+        sprite->data1 = gFieldEffectSpawnParams[0];
+        sprite->data2 = gFieldEffectSpawnParams[1];
+        sprite->data3 = gFieldEffectSpawnParams[4];
+        sprite->data4 = gFieldEffectSpawnParams[5];
+        sprite->data5 = gFieldEffectSpawnParams[6];
+        if (gFieldEffectSpawnParams[7])
+        {
+            SeekSpriteAnim(sprite, 4);
+        }
+    }
+    return 0;
+}
+
+void unc_grass_normal(struct Sprite *sprite)
+{
+    u8 mapNum;
+    u8 mapGroup;
+    u8 metatileBehavior;
+    u8 localId;
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+    
+    mapNum = sprite->data5 >> 8;
+    mapGroup = sprite->data5;
+    if (gCamera.field_0 && (gSaveBlock1.location.mapNum != mapNum || gSaveBlock1.location.mapGroup != mapGroup))
+    {
+        sprite->data1 -= gCamera.x;
+        sprite->data2 -= gCamera.y;
+        sprite->data5 = ((u8)gSaveBlock1.location.mapNum << 8) | (u8)gSaveBlock1.location.mapGroup;
+    }
+    localId = sprite->data3 >> 8;
+    mapNum = sprite->data3;
+    mapGroup = sprite->data4;
+    metatileBehavior = MapGridGetMetatileBehaviorAt(sprite->data1, sprite->data2);
+    if (TryGetFieldObjectIdByLocalIdAndMap(localId, mapNum, mapGroup, &mapObjectId) || !MetatileBehavior_IsTallGrass(metatileBehavior) || (sprite->data7 && sprite->animEnded))
+    {
+        FieldEffectStop(sprite, FLDEFF_TALL_GRASS);
+    }
+    else
+    {
+        mapObject = &gMapObjects[mapObjectId];
+        if ((mapObject->coords2.x != sprite->data1 || mapObject->coords2.y != sprite->data2) && (mapObject->coords3.x != sprite->data1 || mapObject->coords3.y != sprite->data2))
+        {
+            sprite->data7 = TRUE;
+        }
+        metatileBehavior = 0;
+        if (sprite->animCmdIndex == 0)
+        {
+            metatileBehavior = 4;
+        }
+        sub_806487C(sprite, 0);
+        sub_812882C(sprite, sprite->data0, metatileBehavior);
+    }
+}
+
+u8 FldEff_JumpTallGrass(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 12);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[10], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data0 = gFieldEffectSpawnParams[2];
+        sprite->data1 = 12;
+    }
+    return 0;
+}
+
+u8 sub_8126FF0(u8 localId, u8 mapNum, u8 mapGroup, s16 x, s16 y)
+{
+    struct Sprite *sprite;
+    u8 i;
+
+    for (i = 0; i < MAX_SPRITES; i ++)
+    {
+        if (gSprites[i].inUse)
+        {
+            sprite = &gSprites[i];
+            if (sprite->callback == unc_grass_normal && (x == sprite->data1 && y == sprite->data2) && (localId == (u8)(sprite->data3 >> 8) && mapNum == (sprite->data3 & 0xFF) && mapGroup == sprite->data4))
+            {
+                return i;
+            }
+        }
+    }
+    return MAX_SPRITES;
+}
+
+u8 FldEff_LongGrass(void)
+{
+    s16 x;
+    s16 y;
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    x = gFieldEffectSpawnParams[0];
+    y = gFieldEffectSpawnParams[1];
+    sub_8060470(&x, &y, 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[15], x, y, 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = ZCoordToPriority(gFieldEffectSpawnParams[2]);
+        sprite->data0 = gFieldEffectSpawnParams[2];
+        sprite->data1 = gFieldEffectSpawnParams[0];
+        sprite->data2 = gFieldEffectSpawnParams[1];
+        sprite->data3 = gFieldEffectSpawnParams[4];
+        sprite->data4 = gFieldEffectSpawnParams[5];
+        sprite->data5 = gFieldEffectSpawnParams[6];
+        if (gFieldEffectSpawnParams[7])
+        {
+            SeekSpriteAnim(sprite, 6);
+        }
+    }
+    return 0;
+}
+
+void unc_grass_tall(struct Sprite *sprite)
+{
+    u8 mapNum;
+    u8 mapGroup;
+    u8 metatileBehavior;
+    u8 localId;
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+
+    mapNum = sprite->data5 >> 8;
+    mapGroup = sprite->data5;
+    if (gCamera.field_0 && (gSaveBlock1.location.mapNum != mapNum || gSaveBlock1.location.mapGroup != mapGroup))
+    {
+        sprite->data1 -= gCamera.x;
+        sprite->data2 -= gCamera.y;
+        sprite->data5 = ((u8)gSaveBlock1.location.mapNum << 8) | (u8)gSaveBlock1.location.mapGroup;
+    }
+    localId = sprite->data3 >> 8;
+    mapNum = sprite->data3;
+    mapGroup = sprite->data4;
+    metatileBehavior = MapGridGetMetatileBehaviorAt(sprite->data1, sprite->data2);
+    if (TryGetFieldObjectIdByLocalIdAndMap(localId, mapNum, mapGroup, &mapObjectId) || !MetatileBehavior_IsLongGrass(metatileBehavior) || (sprite->data7 && sprite->animEnded))
+    {
+        FieldEffectStop(sprite, FLDEFF_LONG_GRASS);
+    }
+    else
+    {
+        mapObject = &gMapObjects[mapObjectId];
+        if ((mapObject->coords2.x != sprite->data1 || mapObject->coords2.y != sprite->data2) && (mapObject->coords3.x != sprite->data1 || mapObject->coords3.y != sprite->data2))
+        {
+            sprite->data7 = TRUE;
+        }
+        sub_806487C(sprite, 0);
+        sub_812882C(sprite, sprite->data0, 0);
+    }
+}
+
+u8 FldEff_JumpLongGrass(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[16], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data0 = gFieldEffectSpawnParams[2];
+        sprite->data1 = 18;
+    }
+    return 0;
+}
+
+u8 FldEff_ShortGrass(void)
+{
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    mapObject = &gMapObjects[mapObjectId];
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[30], 0, 0, 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &(gSprites[spriteId]);
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gSprites[mapObject->spriteId].oam.priority;
+        sprite->data0 = gFieldEffectSpawnParams[0];
+        sprite->data1 = gFieldEffectSpawnParams[1];
+        sprite->data2 = gFieldEffectSpawnParams[2];
+        sprite->data3 = gSprites[mapObject->spriteId].pos1.x;
+        sprite->data4 = gSprites[mapObject->spriteId].pos1.y;
+    }
+    return 0;
+}
+
+void sub_8127334(struct Sprite *sprite)
+{
+    u8 mapObjectId;
+    s16 x;
+    s16 y;
+    const struct MapObjectGraphicsInfo *graphicsInfo;
+    struct Sprite *linkedSprite;
+
+    if (TryGetFieldObjectIdByLocalIdAndMap(sprite->data0, sprite->data1, sprite->data2, &mapObjectId) || !gMapObjects[mapObjectId].mapobj_bit_18)
+    {
+        FieldEffectStop(sprite, FLDEFF_SHORT_GRASS);
+    }
+    else
+    {
+        graphicsInfo = GetFieldObjectGraphicsInfo(gMapObjects[mapObjectId].graphicsId);
+        linkedSprite = &gSprites[gMapObjects[mapObjectId].spriteId];
+        y = linkedSprite->pos1.y;
+        x = linkedSprite->pos1.x;
+        if (x != sprite->data3 || y != sprite->data4)
+        {
+            sprite->data3 = x;
+            sprite->data4 = y;
+            if (sprite->animEnded)
+            {
+                StartSpriteAnim(sprite, 0);
+            }
+        }
+        sprite->pos1.x = x;
+        sprite->pos1.y = y;
+        sprite->pos2.y = (graphicsInfo->height >> 1) - 8;
+        sprite->subpriority = linkedSprite->subpriority - 1;
+        sprite->oam.priority = linkedSprite->oam.priority;
+        sub_806487C(sprite, linkedSprite->invisible);
+    }
+}
+
+u8 FldEff_SandFootprints(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[11], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data7 = FLDEFF_SAND_FOOTPRINTS;
+        StartSpriteAnim(sprite, gFieldEffectSpawnParams[4]);
+    }
+    return 0;
+}
+
+u8 FldEff_DeepSandFootprints(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[23], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data7 = FLDEFF_DEEP_SAND_FOOTPRINTS;
+        StartSpriteAnim(sprite, gFieldEffectSpawnParams[4]);
+    }
+    return spriteId;
+}
+
+u8 FldEff_BikeTireTracks(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[27], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data7 = FLDEFF_BIKE_TIRE_TRACKS;
+        StartSpriteAnim(sprite, gFieldEffectSpawnParams[4]);
+    }
+    return spriteId;
+}
+
+void sub_8127584(struct Sprite *sprite)
+{
+    gUnknown_08401E40[sprite->data0](sprite);
+}
+
+static void sub_81275A0(struct Sprite *sprite)
+{
+    if (++sprite->data1 > 40)
+    {
+        sprite->data0 = 1;
+    }
+    sub_806487C(sprite, FALSE);
+}
+
+static void sub_81275C4(struct Sprite *sprite)
+{
+    sprite->invisible ^= 1;
+    sprite->data1 ++;
+    sub_806487C(sprite, sprite->invisible);
+    if (sprite->data1 > 56)
+    {
+        FieldEffectStop(sprite, sprite->data7);
+    }
+}
+
+u8 FldEff_Splash(void)
+{
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+    u8 spriteId;
+    struct Sprite *sprite;
+    const struct MapObjectGraphicsInfo *graphicsInfo;
+    struct Sprite *linkedSprite;
+
+    mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    mapObject = &gMapObjects[mapObjectId];
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[13], 0, 0, 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        graphicsInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        linkedSprite = &gSprites[mapObject->spriteId];
+        sprite->oam.priority = linkedSprite->oam.priority;
+        sprite->data0 = gFieldEffectSpawnParams[0];
+        sprite->data1 = gFieldEffectSpawnParams[1];
+        sprite->data2 = gFieldEffectSpawnParams[2];
+        sprite->pos2.y = (graphicsInfo->height >> 1) - 4;
+        PlaySE(SE_MIZU);
+    }
+    return 0;
+}
+
+void sub_81276B4(struct Sprite *sprite)
+{
+    u8 mapObjectId;
+
+    if (sprite->animEnded || TryGetFieldObjectIdByLocalIdAndMap(sprite->data0, sprite->data1, sprite->data2, &mapObjectId))
+    {
+        FieldEffectStop(sprite, FLDEFF_SPLASH);
+    }
+    else
+    {
+        sprite->pos1.x = gSprites[gMapObjects[mapObjectId].spriteId].pos1.x;
+        sprite->pos1.y = gSprites[gMapObjects[mapObjectId].spriteId].pos1.y;
+        sub_806487C(sprite, FALSE);
+    }
+}
+
+u8 FldEff_JumpSmallSplash(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 12);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[14], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data0 = gFieldEffectSpawnParams[2];
+        sprite->data1 = FLDEFF_JUMP_SMALL_SPLASH;
+    }
+    return 0;
+}
+
+u8 FldEff_JumpBigSplash(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    sub_8060470((s16 *)&gFieldEffectSpawnParams[0], (s16 *)&gFieldEffectSpawnParams[1], 8, 8);
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[12], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data0 = gFieldEffectSpawnParams[2];
+        sprite->data1 = FLDEFF_JUMP_BIG_SPLASH;
+    }
+    return 0;
+}
+
+u8 FldEff_FeetInFlowingWater(void)
+{
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+    u8 spriteId;
+    struct Sprite *sprite;
+    const struct MapObjectGraphicsInfo *graphicsInfo;
+
+    mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    mapObject = &gMapObjects[mapObjectId];
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[13], 0, 0, 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        graphicsInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
+        sprite = &gSprites[spriteId];
+        sprite->callback = sub_81278D8;
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gSprites[mapObject->spriteId].oam.priority;
+        sprite->data0 = gFieldEffectSpawnParams[0];
+        sprite->data1 = gFieldEffectSpawnParams[1];
+        sprite->data2 = gFieldEffectSpawnParams[2];
+        sprite->data3 = -1;
+        sprite->data4 = -1;
+        sprite->pos2.y = (graphicsInfo->height >> 1) - 4;
+        StartSpriteAnim(sprite, 1);
+    }
+    return 0;
+}
+
+static void sub_81278D8(struct Sprite *sprite)
+{
+    u8 mapObjectId;
+    struct Sprite *linkedSprite;
+    struct MapObject *mapObject;
+
+    if (TryGetFieldObjectIdByLocalIdAndMap(sprite->data0, sprite->data1, sprite->data2, &mapObjectId) || !gMapObjects[mapObjectId].mapobj_bit_19)
+    {
+        FieldEffectStop(sprite, FLDEFF_FEET_IN_FLOWING_WATER);
+    }
+    else
+    {
+        mapObject = &gMapObjects[mapObjectId];
+        linkedSprite = &gSprites[mapObject->spriteId];
+        sprite->pos1.x = linkedSprite->pos1.x;
+        sprite->pos1.y = linkedSprite->pos1.y;
+        sprite->subpriority = linkedSprite->subpriority;
+        sub_806487C(sprite, FALSE);
+        if (mapObject->coords2.x != sprite->data3 || mapObject->coords2.y != sprite->data4)
+        {
+            sprite->data3 = mapObject->coords2.x;
+            sprite->data4 = mapObject->coords2.y;
+            if (!sprite->invisible)
+            {
+                PlaySE(SE_MIZU);
+            }
+        }
+    }
+}
+
+u8 FldEff_Ripple(void)
+{
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[5], gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gFieldEffectSpawnParams[3];
+        sprite->data0 = FLDEFF_RIPPLE;
+    }
+    return 0;
+}
+
+u8 FldEff_HotSpringsWater(void)
+{
+    u8 mapObjectId;
+    struct MapObject *mapObject;
+    u8 spriteId;
+    struct Sprite *sprite;
+
+    mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectSpawnParams[0], gFieldEffectSpawnParams[1], gFieldEffectSpawnParams[2]);
+    mapObject = &gMapObjects[mapObjectId];
+    spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[31], 0, 0, 0);
+    if (spriteId != MAX_SPRITES)
+    {
+        sprite = &gSprites[spriteId];
+        sprite->coordOffsetEnabled = TRUE;
+        sprite->oam.priority = gSprites[mapObject->spriteId].oam.priority;
+        sprite->data0 = gFieldEffectSpawnParams[0];
+        sprite->data1 = gFieldEffectSpawnParams[1];
+        sprite->data2 = gFieldEffectSpawnParams[2];
+        sprite->data3 = gSprites[mapObject->spriteId].pos1.x;
+        sprite->data4 = gSprites[mapObject->spriteId].pos1.y;
+    }
+    return 0;
+}