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-rw-r--r--src/field_effect_helpers.c1602
1 files changed, 1602 insertions, 0 deletions
diff --git a/src/field_effect_helpers.c b/src/field_effect_helpers.c
new file mode 100644
index 000000000..bc4a1770e
--- /dev/null
+++ b/src/field_effect_helpers.c
@@ -0,0 +1,1602 @@
+#include "global.h"
+#include "sprite.h"
+#include "fieldmap.h"
+#include "metatile_behavior.h"
+#include "constants/songs.h"
+#include "sound.h"
+#include "event_object_movement.h"
+#include "field_camera.h"
+#include "field_weather.h"
+#include "field_effect.h"
+#include "field_effect_helpers.h"
+
+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 *);
+static void sub_8127FD4(struct MapObject *, struct Sprite *);
+static void sub_812800C(struct MapObject *, struct Sprite *);
+static void sub_81280A0(struct MapObject *, struct Sprite *, struct Sprite *);
+static void sub_8128174(struct Sprite *);
+static u32 ShowDisguiseFieldEffect(u8, u8, u8);
+
+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->data[0] = sprite->data[0];
+ newSprite->data[1] = mapObject->localId;
+ newSprite->data[7] = flag;
+ npc_pal_op(mapObject, newSprite);
+ if (!flag)
+ {
+ newSprite->oam.affineMode = 1;
+ }
+}
+
+static 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[] = {0x0c, 0x1c, 0x2c};
+ sprite->data[2] = 0;
+ if (!GetFieldObjectGraphicsInfo(mapObject->graphicsId)->disableReflectionPaletteLoad && ((whichElement = sub_8057450(mapObject->mapobj_unk_1F)) || (whichElement = sub_8057450(mapObject->mapobj_unk_1E))))
+ {
+ sprite->data[2] = 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);
+ }
+ UpdateSpritePaletteWithWeather(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);
+ UpdateSpritePaletteWithWeather(paletteNum);
+ }
+}
+
+static void sub_81269E0(struct Sprite *sprite)
+{
+ struct MapObject *mapObject;
+ struct Sprite *oldSprite;
+
+ mapObject = &gMapObjects[sprite->data[0]];
+ oldSprite = &gSprites[mapObject->spriteId];
+ if (!mapObject->active || !mapObject->mapobj_bit_17 || mapObject->localId != sprite->data[1])
+ {
+ 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->data[2];
+ 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->data[7] == 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->data[0] != x || sprite->data[1] != y)
+ {
+ sub_80603CC(x, y, &x2, &y2);
+ sprite = &gSprites[spriteId];
+ sprite->pos1.x = x2 + 8;
+ sprite->pos1.y = y2 + 8;
+ sprite->invisible = FALSE;
+ sprite->data[0] = x;
+ sprite->data[1] = y;
+ StartSpriteAnim(sprite, animNum - 1);
+ }
+}
+
+const u8 gUnknown_08401E32[] = {
+ 0,
+ 1,
+ 2,
+ 3
+};
+
+const u16 gUnknown_08401E36[] = {
+ 4,
+ 4,
+ 4,
+ 16
+};
+
+u32 FldEff_Shadow(void)
+{
+ u8 mapObjectId;
+ const struct MapObjectGraphicsInfo *graphicsInfo;
+ u8 spriteId;
+
+ mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[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].data[0] = gFieldEffectArguments[0];
+ gSprites[spriteId].data[1] = gFieldEffectArguments[1];
+ gSprites[spriteId].data[2] = gFieldEffectArguments[2];
+ gSprites[spriteId].data[3] = (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->data[0], sprite->data[1], sprite->data[2], &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->data[3];
+ 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);
+ }
+ }
+}
+
+u32 FldEff_TallGrass(void)
+{
+ s16 x;
+ s16 y;
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ x = gFieldEffectArguments[0];
+ y = gFieldEffectArguments[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 = gFieldEffectArguments[3];
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = gFieldEffectArguments[0];
+ sprite->data[2] = gFieldEffectArguments[1];
+ sprite->data[3] = gFieldEffectArguments[4];
+ sprite->data[4] = gFieldEffectArguments[5];
+ sprite->data[5] = gFieldEffectArguments[6];
+ if (gFieldEffectArguments[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->data[5] >> 8;
+ mapGroup = sprite->data[5];
+ if (gCamera.field_0 && (gSaveBlock1.location.mapNum != mapNum || gSaveBlock1.location.mapGroup != mapGroup))
+ {
+ sprite->data[1] -= gCamera.x;
+ sprite->data[2] -= gCamera.y;
+ sprite->data[5] = ((u8)gSaveBlock1.location.mapNum << 8) | (u8)gSaveBlock1.location.mapGroup;
+ }
+ localId = sprite->data[3] >> 8;
+ mapNum = sprite->data[3];
+ mapGroup = sprite->data[4];
+ metatileBehavior = MapGridGetMetatileBehaviorAt(sprite->data[1], sprite->data[2]);
+ if (TryGetFieldObjectIdByLocalIdAndMap(localId, mapNum, mapGroup, &mapObjectId) || !MetatileBehavior_IsTallGrass(metatileBehavior) || (sprite->data[7] && sprite->animEnded))
+ {
+ FieldEffectStop(sprite, FLDEFF_TALL_GRASS);
+ }
+ else
+ {
+ mapObject = &gMapObjects[mapObjectId];
+ if ((mapObject->coords2.x != sprite->data[1] || mapObject->coords2.y != sprite->data[2]) && (mapObject->coords3.x != sprite->data[1] || mapObject->coords3.y != sprite->data[2]))
+ {
+ sprite->data[7] = TRUE;
+ }
+ metatileBehavior = 0;
+ if (sprite->animCmdIndex == 0)
+ {
+ metatileBehavior = 4;
+ }
+ sub_806487C(sprite, 0);
+ sub_812882C(sprite, sprite->data[0], metatileBehavior);
+ }
+}
+
+u32 FldEff_JumpTallGrass(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 12);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[10], gFieldEffectArguments[0], gFieldEffectArguments[1], 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = 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->data[1] && y == sprite->data[2]) && (localId == (u8)(sprite->data[3] >> 8) && mapNum == (sprite->data[3] & 0xFF) && mapGroup == sprite->data[4]))
+ {
+ return i;
+ }
+ }
+ }
+ return MAX_SPRITES;
+}
+
+u32 FldEff_LongGrass(void)
+{
+ s16 x;
+ s16 y;
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ x = gFieldEffectArguments[0];
+ y = gFieldEffectArguments[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(gFieldEffectArguments[2]);
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = gFieldEffectArguments[0];
+ sprite->data[2] = gFieldEffectArguments[1];
+ sprite->data[3] = gFieldEffectArguments[4];
+ sprite->data[4] = gFieldEffectArguments[5];
+ sprite->data[5] = gFieldEffectArguments[6];
+ if (gFieldEffectArguments[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->data[5] >> 8;
+ mapGroup = sprite->data[5];
+ if (gCamera.field_0 && (gSaveBlock1.location.mapNum != mapNum || gSaveBlock1.location.mapGroup != mapGroup))
+ {
+ sprite->data[1] -= gCamera.x;
+ sprite->data[2] -= gCamera.y;
+ sprite->data[5] = ((u8)gSaveBlock1.location.mapNum << 8) | (u8)gSaveBlock1.location.mapGroup;
+ }
+ localId = sprite->data[3] >> 8;
+ mapNum = sprite->data[3];
+ mapGroup = sprite->data[4];
+ metatileBehavior = MapGridGetMetatileBehaviorAt(sprite->data[1], sprite->data[2]);
+ if (TryGetFieldObjectIdByLocalIdAndMap(localId, mapNum, mapGroup, &mapObjectId) || !MetatileBehavior_IsLongGrass(metatileBehavior) || (sprite->data[7] && sprite->animEnded))
+ {
+ FieldEffectStop(sprite, FLDEFF_LONG_GRASS);
+ }
+ else
+ {
+ mapObject = &gMapObjects[mapObjectId];
+ if ((mapObject->coords2.x != sprite->data[1] || mapObject->coords2.y != sprite->data[2]) && (mapObject->coords3.x != sprite->data[1] || mapObject->coords3.y != sprite->data[2]))
+ {
+ sprite->data[7] = TRUE;
+ }
+ sub_806487C(sprite, 0);
+ sub_812882C(sprite, sprite->data[0], 0);
+ }
+}
+
+u32 FldEff_JumpLongGrass(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[16], gFieldEffectArguments[0], gFieldEffectArguments[1], 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = 18;
+ }
+ return 0;
+}
+
+u32 FldEff_ShortGrass(void)
+{
+ u8 mapObjectId;
+ struct MapObject *mapObject;
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[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->data[0] = gFieldEffectArguments[0];
+ sprite->data[1] = gFieldEffectArguments[1];
+ sprite->data[2] = gFieldEffectArguments[2];
+ sprite->data[3] = gSprites[mapObject->spriteId].pos1.x;
+ sprite->data[4] = 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->data[0], sprite->data[1], sprite->data[2], &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->data[3] || y != sprite->data[4])
+ {
+ sprite->data[3] = x;
+ sprite->data[4] = 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);
+ }
+}
+
+u32 FldEff_SandFootprints(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[11], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[7] = FLDEFF_SAND_FOOTPRINTS;
+ StartSpriteAnim(sprite, gFieldEffectArguments[4]);
+ }
+ return 0;
+}
+
+u32 FldEff_DeepSandFootprints(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[23], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[7] = FLDEFF_DEEP_SAND_FOOTPRINTS;
+ StartSpriteAnim(sprite, gFieldEffectArguments[4]);
+ }
+ return spriteId;
+}
+
+u32 FldEff_BikeTireTracks(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[27], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[7] = FLDEFF_BIKE_TIRE_TRACKS;
+ StartSpriteAnim(sprite, gFieldEffectArguments[4]);
+ }
+ return spriteId;
+}
+
+void (*const gUnknown_08401E40[])(struct Sprite *) = {
+ sub_81275A0,
+ sub_81275C4
+};
+
+void sub_8127584(struct Sprite *sprite)
+{
+ gUnknown_08401E40[sprite->data[0]](sprite);
+}
+
+static void sub_81275A0(struct Sprite *sprite)
+{
+ if (++sprite->data[1] > 40)
+ {
+ sprite->data[0] = 1;
+ }
+ sub_806487C(sprite, FALSE);
+}
+
+static void sub_81275C4(struct Sprite *sprite)
+{
+ sprite->invisible ^= 1;
+ sprite->data[1] ++;
+ sub_806487C(sprite, sprite->invisible);
+ if (sprite->data[1] > 56)
+ {
+ FieldEffectStop(sprite, sprite->data[7]);
+ }
+}
+
+u32 FldEff_Splash(void)
+{
+ u8 mapObjectId;
+ struct MapObject *mapObject;
+ u8 spriteId;
+ struct Sprite *sprite;
+ const struct MapObjectGraphicsInfo *graphicsInfo;
+ struct Sprite *linkedSprite;
+
+ mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[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->data[0] = gFieldEffectArguments[0];
+ sprite->data[1] = gFieldEffectArguments[1];
+ sprite->data[2] = gFieldEffectArguments[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->data[0], sprite->data[1], sprite->data[2], &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);
+ }
+}
+
+u32 FldEff_JumpSmallSplash(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 12);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[14], gFieldEffectArguments[0], gFieldEffectArguments[1], 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = FLDEFF_JUMP_SMALL_SPLASH;
+ }
+ return 0;
+}
+
+u32 FldEff_JumpBigSplash(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[12], gFieldEffectArguments[0], gFieldEffectArguments[1], 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = FLDEFF_JUMP_BIG_SPLASH;
+ }
+ return 0;
+}
+
+u32 FldEff_FeetInFlowingWater(void)
+{
+ u8 mapObjectId;
+ struct MapObject *mapObject;
+ u8 spriteId;
+ struct Sprite *sprite;
+ const struct MapObjectGraphicsInfo *graphicsInfo;
+
+ mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[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->data[0] = gFieldEffectArguments[0];
+ sprite->data[1] = gFieldEffectArguments[1];
+ sprite->data[2] = gFieldEffectArguments[2];
+ sprite->data[3] = -1;
+ sprite->data[4] = -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->data[0], sprite->data[1], sprite->data[2], &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->data[3] || mapObject->coords2.y != sprite->data[4])
+ {
+ sprite->data[3] = mapObject->coords2.x;
+ sprite->data[4] = mapObject->coords2.y;
+ if (!sprite->invisible)
+ {
+ PlaySE(SE_MIZU);
+ }
+ }
+ }
+}
+
+u32 FldEff_Ripple(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[5], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = FLDEFF_RIPPLE;
+ }
+ return 0;
+}
+
+u32 FldEff_HotSpringsWater(void)
+{
+ u8 mapObjectId;
+ struct MapObject *mapObject;
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[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->data[0] = gFieldEffectArguments[0];
+ sprite->data[1] = gFieldEffectArguments[1];
+ sprite->data[2] = gFieldEffectArguments[2];
+ sprite->data[3] = gSprites[mapObject->spriteId].pos1.x;
+ sprite->data[4] = gSprites[mapObject->spriteId].pos1.y;
+ }
+ return 0;
+}
+
+void sub_8127A7C(struct Sprite *sprite)
+{
+ u8 mapObjectId;
+ const struct MapObjectGraphicsInfo *graphicsInfo;
+ struct Sprite *linkedSprite;
+
+ if (TryGetFieldObjectIdByLocalIdAndMap(sprite->data[0], sprite->data[1], sprite->data[2], &mapObjectId) || !gMapObjects[mapObjectId].mapobj_bit_21)
+ {
+ FieldEffectStop(sprite, FLDEFF_HOT_SPRINGS_WATER);
+ }
+ else
+ {
+ graphicsInfo = GetFieldObjectGraphicsInfo(gMapObjects[mapObjectId].graphicsId);
+ linkedSprite = &gSprites[gMapObjects[mapObjectId].spriteId];
+ sprite->pos1.x = linkedSprite->pos1.x;
+ sprite->pos1.y = (graphicsInfo->height >> 1) + linkedSprite->pos1.y - 8;
+ sprite->subpriority = linkedSprite->subpriority - 1;
+ sub_806487C(sprite, FALSE);
+ }
+}
+
+u32 FldEff_Unknown19(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[17], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = FLDEFF_UNKNOWN_19;
+ }
+ return 0;
+}
+
+u32 FldEff_Unknown20(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[18], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = FLDEFF_UNKNOWN_20;
+ }
+ return 0;
+}
+
+u32 FldEff_Unknown21(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[19], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = FLDEFF_UNKNOWN_21;
+ }
+ return 0;
+}
+
+u32 FldEff_Unknown22(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[20], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = FLDEFF_UNKNOWN_22;
+ }
+ return 0;
+}
+
+void ash(s16 x, s16 y, u16 c, s16 d)
+{
+ gFieldEffectArguments[0] = x;
+ gFieldEffectArguments[1] = y;
+ gFieldEffectArguments[2] = 0x52;
+ gFieldEffectArguments[3] = 1;
+ gFieldEffectArguments[4] = c;
+ gFieldEffectArguments[5] = d;
+ FieldEffectStart(FLDEFF_ASH);
+}
+
+u32 FldEff_Ash(void)
+{
+ s16 x;
+ s16 y;
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ x = gFieldEffectArguments[0];
+ y = gFieldEffectArguments[1];
+ sub_8060470(&x, &y, 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[6], x, y, gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[1] = gFieldEffectArguments[0];
+ sprite->data[2] = gFieldEffectArguments[1];
+ sprite->data[3] = gFieldEffectArguments[4];
+ sprite->data[4] = gFieldEffectArguments[5];
+ }
+ return 0;
+}
+
+void (*const gUnknown_08401E48[])(struct Sprite *) = {
+ sub_8127DA0,
+ sub_8127DD0,
+ sub_8127E30
+};
+
+void sub_8127D84(struct Sprite *sprite)
+{
+ gUnknown_08401E48[sprite->data[0]](sprite);
+}
+
+static void sub_8127DA0(struct Sprite *sprite)
+{
+ sprite->invisible = TRUE;
+ sprite->animPaused = TRUE;
+ if (--sprite->data[4] == 0)
+ {
+ sprite->data[0] = 1;
+ }
+}
+
+static void sub_8127DD0(struct Sprite *sprite)
+{
+ sprite->invisible = FALSE;
+ sprite->animPaused = FALSE;
+ MapGridSetMetatileIdAt(sprite->data[1], sprite->data[2], sprite->data[3]);
+ CurrentMapDrawMetatileAt(sprite->data[1], sprite->data[2]);
+ gMapObjects[gPlayerAvatar.mapObjectId].mapobj_bit_2 = TRUE;
+ sprite->data[0] = 2;
+}
+
+static void sub_8127E30(struct Sprite *sprite)
+{
+ sub_806487C(sprite, FALSE);
+ if (sprite->animEnded)
+ {
+ FieldEffectStop(sprite, FLDEFF_ASH);
+ }
+}
+
+u32 FldEff_SurfBlob(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[7], gFieldEffectArguments[0], gFieldEffectArguments[1], 0x96);
+ if (spriteId !=MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.paletteNum = 0;
+ sprite->data[2] = gFieldEffectArguments[2];
+ sprite->data[3] = -1;
+ sprite->data[6] = -1;
+ sprite->data[7] = -1;
+ }
+ FieldEffectActiveListRemove(FLDEFF_SURF_BLOB);
+ return spriteId;
+}
+
+void sub_8127ED0(u8 spriteId, u8 value)
+{
+ gSprites[spriteId].data[0] = (gSprites[spriteId].data[0] & ~0xF) | (value & 0xF);
+}
+
+void sub_8127EFC(u8 spriteId, u8 value)
+{
+ gSprites[spriteId].data[0] = (gSprites[spriteId].data[0] & ~0xF0) | ((value & 0xF) << 4);
+}
+
+void sub_8127F28(u8 spriteId, u8 value, s16 data1)
+{
+ gSprites[spriteId].data[0] = (gSprites[spriteId].data[0] & ~0xF00) | ((value & 0xF) << 8);
+ gSprites[spriteId].data[1] = data1;
+}
+
+static u8 sub_8127F5C(struct Sprite *sprite)
+{
+ return sprite->data[0] & 0xF;
+}
+
+static u8 sub_8127F64(struct Sprite *sprite)
+{
+ return (sprite->data[0] & 0xF0) >> 4;
+}
+
+static u8 sub_8127F70(struct Sprite *sprite)
+{
+ return (sprite->data[0] & 0xF00) >> 8;
+}
+
+void sub_8127F7C(struct Sprite *sprite)
+{
+ struct MapObject *mapObject;
+ struct Sprite *linkedSprite;
+
+ mapObject = &gMapObjects[sprite->data[2]];
+ linkedSprite = &gSprites[mapObject->spriteId];
+ sub_8127FD4(mapObject, sprite);
+ sub_812800C(mapObject, sprite);
+ sub_81280A0(mapObject, linkedSprite, sprite);
+ sprite->oam.priority = linkedSprite->oam.priority;
+}
+
+static void sub_8127FD4(struct MapObject *mapObject, struct Sprite *sprite)
+{
+ u8 unk_8041E54[] = {0, 0, 1, 2, 3};
+ if (sub_8127F64(sprite) == 0)
+ {
+ StartSpriteAnimIfDifferent(sprite, unk_8041E54[mapObject->placeholder18]);
+ }
+}
+
+#ifdef NONMATCHING
+static void sub_812800C(struct MapObject *mapObject, struct Sprite *sprite)
+{
+ s16 x;
+ s16 y;
+ u8 i;
+
+ x = mapObject->coords2.x;
+ y = mapObject->coords2.y;
+ if (sprite->pos2.y == 0 && (x != sprite->data[6] || y != sprite->data[7]))
+ {
+ sprite->data[5] = sprite->pos2.y;
+ for (sprite->data[6] = x, sprite->data[7] = y, i = DIR_SOUTH; i <= DIR_EAST; i ++, x = sprite->data[6], y = sprite->data[7])
+ {
+ MoveCoords(i, &x, &y);
+ if (MapGridGetZCoordAt(x, y) == 3)
+ {
+ sprite->data[5] ++;
+ break;
+ }
+ }
+ }
+}
+#else
+__attribute__((naked)) static void sub_812800C(struct MapObject *mapObject, struct Sprite *sprite)
+{
+ asm_unified("\tpush {r4-r7,lr}\n"
+ "\tmov r7, r8\n"
+ "\tpush {r7}\n"
+ "\tsub sp, 0x4\n"
+ "\tadds r4, r1, 0\n"
+ "\tldrh r2, [r0, 0x10]\n"
+ "\tmov r1, sp\n"
+ "\tstrh r2, [r1]\n"
+ "\tldrh r1, [r0, 0x12]\n"
+ "\tmov r0, sp\n"
+ "\tadds r0, 0x2\n"
+ "\tstrh r1, [r0]\n"
+ "\tmovs r2, 0x26\n"
+ "\tldrsh r3, [r4, r2]\n"
+ "\tmov r8, r0\n"
+ "\tcmp r3, 0\n"
+ "\tbne _08128094\n"
+ "\tmov r0, sp\n"
+ "\tmovs r5, 0\n"
+ "\tldrsh r2, [r0, r5]\n"
+ "\tmovs r5, 0x3A\n"
+ "\tldrsh r0, [r4, r5]\n"
+ "\tcmp r2, r0\n"
+ "\tbne _08128048\n"
+ "\tlsls r0, r1, 16\n"
+ "\tasrs r0, 16\n"
+ "\tmovs r5, 0x3C\n"
+ "\tldrsh r1, [r4, r5]\n"
+ "\tcmp r0, r1\n"
+ "\tbeq _08128094\n"
+ "_08128048:\n"
+ "\tstrh r3, [r4, 0x38]\n"
+ "\tstrh r2, [r4, 0x3A]\n"
+ "\tmov r1, r8\n"
+ "\tmovs r2, 0\n"
+ "\tldrsh r0, [r1, r2]\n"
+ "\tstrh r0, [r4, 0x3C]\n"
+ "\tmovs r5, 0x1\n"
+ "\tmov r7, r8\n"
+ "\tmov r6, sp\n"
+ "_0812805A:\n"
+ "\tadds r0, r5, 0\n"
+ "\tmov r1, sp\n"
+ "\tadds r2, r7, 0\n"
+ "\tbl MoveCoords\n"
+ "\tmovs r1, 0\n"
+ "\tldrsh r0, [r6, r1]\n"
+ "\tmovs r2, 0\n"
+ "\tldrsh r1, [r7, r2]\n"
+ "\tbl MapGridGetZCoordAt\n"
+ "\tlsls r0, 24\n"
+ "\tlsrs r0, 24\n"
+ "\tcmp r0, 0x3\n"
+ "\tbne _08128080\n"
+ "\tldrh r0, [r4, 0x38]\n"
+ "\tadds r0, 0x1\n"
+ "\tstrh r0, [r4, 0x38]\n"
+ "\tb _08128094\n"
+ "_08128080:\n"
+ "\tadds r0, r5, 0x1\n"
+ "\tlsls r0, 24\n"
+ "\tlsrs r5, r0, 24\n"
+ "\tldrh r0, [r4, 0x3A]\n"
+ "\tstrh r0, [r6]\n"
+ "\tldrh r0, [r4, 0x3C]\n"
+ "\tmov r1, r8\n"
+ "\tstrh r0, [r1]\n"
+ "\tcmp r5, 0x4\n"
+ "\tbls _0812805A\n"
+ "_08128094:\n"
+ "\tadd sp, 0x4\n"
+ "\tpop {r3}\n"
+ "\tmov r8, r3\n"
+ "\tpop {r4-r7}\n"
+ "\tpop {r0}\n"
+ "\tbx r0");
+}
+#endif
+
+static void sub_81280A0(struct MapObject *mapObject, struct Sprite *linkedSprite, struct Sprite *sprite)
+{
+ u16 unk_8401E5A[] = {3, 7};
+ u8 v0 = sub_8127F5C(sprite);
+ if (v0 != 0)
+ {
+ if (((u16)(++ sprite->data[4]) & unk_8401E5A[sprite->data[5]]) == 0)
+ {
+ sprite->pos2.y += sprite->data[3];
+ }
+ if ((sprite->data[4] & 0x0F) == 0)
+ {
+ sprite->data[3] = -sprite->data[3];
+ }
+ if (v0 != 2)
+ {
+ if (sub_8127F70(sprite) == 0)
+ {
+ linkedSprite->pos2.y = sprite->pos2.y;
+ }
+ else
+ {
+ linkedSprite->pos2.y = sprite->data[1] + sprite->pos2.y;
+ }
+ sprite->pos1.x = linkedSprite->pos1.x;
+ sprite->pos1.y = linkedSprite->pos1.y + 8;
+ }
+ }
+}
+
+u8 sub_8128124(u8 oldSpriteId)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ spriteId = CreateSpriteAtEnd(&gDummySpriteTemplate, 0, 0, -1);
+ sprite = &gSprites[spriteId];
+ sprite->callback = sub_8128174;
+ sprite->invisible = TRUE;
+ sprite->data[0] = oldSpriteId;
+ sprite->data[1] = 1;
+ return spriteId;
+}
+
+static void sub_8128174(struct Sprite *sprite)
+{
+ struct Sprite *oldSprite;
+
+ oldSprite = &gSprites[sprite->data[0]];
+ if (((sprite->data[2]++) & 0x03) == 0)
+ {
+ oldSprite->pos2.y += sprite->data[1];
+ }
+ if ((sprite->data[2] & 0x0F) == 0)
+ {
+ sprite->data[1] = -sprite->data[1];
+ }
+}
+
+u32 FldEff_Dust(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 12);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[9], gFieldEffectArguments[0], gFieldEffectArguments[1], 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->data[0] = gFieldEffectArguments[2];
+ sprite->data[1] = 10;
+ }
+ return 0;
+}
+
+u32 FldEff_SandPile(void)
+{
+ u8 mapObjectId;
+ struct MapObject *mapObject;
+ u8 spriteId;
+ struct Sprite *sprite;
+ const struct MapObjectGraphicsInfo *graphicsInfo;
+
+ mapObjectId = GetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ mapObject = &gMapObjects[mapObjectId];
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[29], 0, 0, 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ graphicsInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gSprites[mapObject->spriteId].oam.priority;
+ sprite->data[0] = gFieldEffectArguments[0];
+ sprite->data[1] = gFieldEffectArguments[1];
+ sprite->data[2] = gFieldEffectArguments[2];
+ sprite->data[3] = gSprites[mapObject->spriteId].pos1.x;
+ sprite->data[4] = gSprites[mapObject->spriteId].pos1.y;
+ sprite->pos2.y = (graphicsInfo->height >> 1) - 2;
+ SeekSpriteAnim(sprite, 2);
+ }
+ return 0;
+}
+
+void sub_81282E0(struct Sprite *sprite)
+{
+ u8 mapObjectId;
+ s16 x;
+ s16 y;
+
+ if (TryGetFieldObjectIdByLocalIdAndMap(sprite->data[0], sprite->data[1], sprite->data[2], &mapObjectId) || !gMapObjects[mapObjectId].mapobj_bit_20)
+ {
+ FieldEffectStop(sprite, FLDEFF_SAND_PILE);
+ }
+ else
+ {
+ y = gSprites[gMapObjects[mapObjectId].spriteId].pos1.y;
+ x = gSprites[gMapObjects[mapObjectId].spriteId].pos1.x;
+ if (x != sprite->data[3] || y != sprite->data[4])
+ {
+ sprite->data[3] = x;
+ sprite->data[4] = y;
+ if (sprite->animEnded)
+ {
+ StartSpriteAnim(sprite, 0);
+ }
+ }
+ sprite->pos1.x = x;
+ sprite->pos1.y = y;
+ sprite->subpriority = gSprites[gMapObjects[mapObjectId].spriteId].subpriority;
+ sub_806487C(sprite, FALSE);
+ }
+}
+
+u32 FldEff_Bubbles(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 0);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[34], gFieldEffectArguments[0], gFieldEffectArguments[1], 0x52);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = 1;
+ }
+ return 0;
+}
+
+void sub_8128410(struct Sprite *sprite)
+{
+ sprite->data[0] += 0x80;
+ sprite->data[0] &= 0x100;
+ sprite->pos1.y -= sprite->data[0] >> 8;
+ sub_806487C(sprite, FALSE);
+ if (sprite->invisible || sprite->animEnded)
+ {
+ FieldEffectStop(sprite, FLDEFF_BUBBLES);
+ }
+}
+
+u32 FldEff_BerryTreeGrowthSparkle(void)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 4);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[22], gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2]);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled = TRUE;
+ sprite->oam.priority = gFieldEffectArguments[3];
+ sprite->oam.paletteNum = 5;
+ sprite->data[0] = FLDEFF_BERRY_TREE_GROWTH_SPARKLE;
+ }
+ return 0;
+}
+
+u32 FldEff_TreeDisguise(void)
+{
+ return ShowDisguiseFieldEffect(FLDEFF_TREE_DISGUISE, 0x18, 0x04);
+}
+
+
+u32 FldEff_MountainDisguise(void)
+{
+ return ShowDisguiseFieldEffect(FLDEFF_MOUNTAIN_DISGUISE, 0x19, 0x03);
+}
+
+
+u32 FldEff_SandDisguise(void)
+{
+ return ShowDisguiseFieldEffect(FLDEFF_SAND_DISGUISE, 0x1C, 0x02);
+}
+
+static u32 ShowDisguiseFieldEffect(u8 fldEff, u8 templateIdx, u8 paletteNum)
+{
+ u8 spriteId;
+ struct Sprite *sprite;
+
+ if (TryGetFieldObjectIdByLocalIdAndMap(gFieldEffectArguments[0], gFieldEffectArguments[1], gFieldEffectArguments[2], &spriteId))
+ {
+ FieldEffectActiveListRemove(fldEff);
+ return MAX_SPRITES;
+ }
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[templateIdx], 0, 0, 0);
+ if (spriteId != MAX_SPRITES)
+ {
+ sprite = &gSprites[spriteId];
+ sprite->coordOffsetEnabled ++;
+ sprite->oam.paletteNum = paletteNum;
+ sprite->data[1] = fldEff;
+ sprite->data[2] = gFieldEffectArguments[0];
+ sprite->data[3] = gFieldEffectArguments[1];
+ sprite->data[4] = gFieldEffectArguments[2];
+ }
+ return spriteId;
+}
+
+void sub_81285AC(struct Sprite *sprite)
+{
+ u8 mapObjectId;
+ const struct MapObjectGraphicsInfo *graphicsInfo;
+ struct Sprite *linkedSprite;
+
+ if (TryGetFieldObjectIdByLocalIdAndMap(sprite->data[2], sprite->data[3], sprite->data[4], &mapObjectId))
+ {
+ FieldEffectStop(sprite, sprite->data[1]);
+ }
+ // else {
+ graphicsInfo = GetFieldObjectGraphicsInfo(gMapObjects[mapObjectId].graphicsId);
+ linkedSprite = &gSprites[gMapObjects[mapObjectId].spriteId];
+ sprite->invisible = linkedSprite->invisible;
+ sprite->pos1.x = linkedSprite->pos1.x;
+ sprite->pos1.y = (graphicsInfo->height >> 1) + linkedSprite->pos1.y - 16;
+ sprite->subpriority = linkedSprite->subpriority - 1;
+ if (sprite->data[0] == 1)
+ {
+ sprite->data[0] ++;
+ StartSpriteAnim(sprite, 1);
+ }
+ if (sprite->data[0] == 2 && sprite->animEnded)
+ {
+ sprite->data[7] = 1;
+ }
+ if (sprite->data[0] == 3)
+ {
+ FieldEffectStop(sprite, sprite->data[1]);
+ }
+ // }
+}
+
+void sub_812869C(struct MapObject *mapObject)
+{
+ if (mapObject->mapobj_unk_21 == 1)
+ {
+ gSprites[mapObject->mapobj_unk_1A].data[0] ++;
+ }
+}
+
+bool8 sub_81286C4(struct MapObject *mapObject)
+{
+ struct Sprite *sprite;
+
+ if (mapObject->mapobj_unk_21 == 2)
+ {
+ return TRUE;
+ }
+ if (mapObject->mapobj_unk_21 == 0)
+ {
+ return TRUE;
+ }
+ sprite = &gSprites[mapObject->mapobj_unk_1A];
+ if (sprite->data[7])
+ {
+ mapObject->mapobj_unk_21 = 2;
+ sprite->data[0] ++;
+ return TRUE;
+ }
+ return FALSE;
+}
+
+u32 FldEff_Sparkle(void)
+{
+ u8 spriteId;
+
+ gFieldEffectArguments[0] += 7;
+ gFieldEffectArguments[1] += 7;
+ sub_8060470((s16 *)&gFieldEffectArguments[0], (s16 *)&gFieldEffectArguments[1], 8, 8);
+ spriteId = CreateSpriteAtEnd(gFieldEffectObjectTemplatePointers[35], gFieldEffectArguments[0], gFieldEffectArguments[1], 0x52);
+ if (spriteId != MAX_SPRITES)
+ {
+ gSprites[spriteId].oam.priority = gFieldEffectArguments[2];
+ gSprites[spriteId].coordOffsetEnabled = TRUE;
+ }
+ return 0;
+}
+
+void sub_8128774(struct Sprite *sprite)
+{
+ if (sprite->data[0] == 0)
+ {
+ if (sprite->animEnded)
+ {
+ sprite->invisible = TRUE;
+ sprite->data[0] ++;
+ }
+ if (sprite->data[0] == 0)
+ {
+ return;
+ }
+ }
+ if (++ sprite->data[1] >= 35)
+ {
+ FieldEffectStop(sprite, FLDEFF_SPARKLE);
+ }
+}
+
+void sub_81287C4(struct Sprite *sprite)
+{
+ if (sprite->animEnded)
+ {
+ FieldEffectStop(sprite, sprite->data[1]);
+ }
+ else
+ {
+ sub_806487C(sprite, FALSE);
+ SetObjectSubpriorityByZCoord(sprite->data[0], sprite, 0);
+ }
+}
+
+void sub_8128800(struct Sprite *sprite)
+{
+ if (sprite->animEnded)
+ {
+ FieldEffectStop(sprite, sprite->data[0]);
+ }
+ else
+ {
+ sub_806487C(sprite, FALSE);
+ }
+}
+
+#ifdef NONMATCHING
+static void sub_812882C(struct Sprite *sprite /*r6*/, u8 z, u8 offset)
+{
+ u8 i;
+ s16 xlo;
+ s16 xhi;
+ s16 lx;
+ s16 lyhi;
+ s16 ly;
+ s16 ylo;
+ s16 yhi;
+ struct MapObject *mapObject; // r4
+ const struct MapObjectGraphicsInfo *graphicsInfo; // destroyed
+ struct Sprite *linkedSprite; // r5
+
+ SetObjectSubpriorityByZCoord(z, sprite, offset);
+ for (i = 0; i < 16; i ++)
+ {
+ mapObject = &gMapObjects[i];
+ if (mapObject->active)
+ {
+ graphicsInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
+ linkedSprite = &gSprites[mapObject->spriteId];
+ xhi = sprite->pos1.x + sprite->centerToCornerVecX;
+ xlo = sprite->pos1.x - sprite->centerToCornerVecX;
+ lx = linkedSprite->pos1.x;
+ if (xhi < lx && xlo > lx)
+ {
+ lyhi = linkedSprite->pos1.y + linkedSprite->centerToCornerVecY;
+ ly = linkedSprite->pos1.y;
+ ylo = sprite->pos1.y - sprite->centerToCornerVecY;
+ yhi = ylo + linkedSprite->centerToCornerVecY;
+ if ((lyhi < yhi || lyhi < ylo) && ly > yhi)
+ {
+ if (sprite->subpriority <= linkedSprite->subpriority)
+ {
+ sprite->subpriority = linkedSprite->subpriority + 2;
+ break;
+ }
+ }
+ }
+ }
+ }
+}
+#else
+__attribute__((naked)) static void sub_812882C(struct Sprite *sprite /*r6*/, u8 z, u8 offset)
+{
+ asm_unified("\tpush {r4-r7,lr}\n"
+ "\tadds r6, r0, 0\n"
+ "\tadds r0, r1, 0\n"
+ "\tlsls r0, 24\n"
+ "\tlsrs r0, 24\n"
+ "\tlsls r2, 24\n"
+ "\tlsrs r2, 24\n"
+ "\tadds r1, r6, 0\n"
+ "\tbl SetObjectSubpriorityByZCoord\n"
+ "\tmovs r7, 0\n"
+ "_08128842:\n"
+ "\tlsls r0, r7, 3\n"
+ "\tadds r0, r7\n"
+ "\tlsls r0, 2\n"
+ "\tldr r1, _081288DC @ =gMapObjects\n"
+ "\tadds r4, r0, r1\n"
+ "\tldrb r0, [r4]\n"
+ "\tlsls r0, 31\n"
+ "\tcmp r0, 0\n"
+ "\tbeq _081288E4\n"
+ "\tldrb r0, [r4, 0x5]\n"
+ "\tbl GetFieldObjectGraphicsInfo\n"
+ "\tldrb r1, [r4, 0x4]\n"
+ "\tlsls r0, r1, 4\n"
+ "\tadds r0, r1\n"
+ "\tlsls r0, 2\n"
+ "\tldr r1, _081288E0 @ =gSprites\n"
+ "\tadds r5, r0, r1\n"
+ "\tadds r0, r6, 0\n"
+ "\tadds r0, 0x28\n"
+ "\tmovs r2, 0\n"
+ "\tldrsb r2, [r0, r2]\n"
+ "\tldrh r0, [r6, 0x20]\n"
+ "\tadds r1, r0, r2\n"
+ "\tsubs r0, r2\n"
+ "\tlsls r0, 16\n"
+ "\tlsrs r4, r0, 16\n"
+ "\tlsls r1, 16\n"
+ "\tasrs r1, 16\n"
+ "\tmovs r0, 0x20\n"
+ "\tldrsh r2, [r5, r0]\n"
+ "\tcmp r1, r2\n"
+ "\tbge _081288E4\n"
+ "\tlsls r0, r4, 16\n"
+ "\tasrs r0, 16\n"
+ "\tcmp r0, r2\n"
+ "\tble _081288E4\n"
+ "\tadds r0, r5, 0\n"
+ "\tadds r0, 0x29\n"
+ "\tmovs r3, 0\n"
+ "\tldrsb r3, [r0, r3]\n"
+ "\tldrh r2, [r5, 0x22]\n"
+ "\tadds r2, r3\n"
+ "\tldrh r4, [r5, 0x22]\n"
+ "\tadds r0, r6, 0\n"
+ "\tadds r0, 0x29\n"
+ "\tmovs r1, 0\n"
+ "\tldrsb r1, [r0, r1]\n"
+ "\tldrh r0, [r6, 0x22]\n"
+ "\tsubs r0, r1\n"
+ "\tlsls r0, 16\n"
+ "\tasrs r0, 16\n"
+ "\tadds r3, r0, r3\n"
+ "\tlsls r2, 16\n"
+ "\tasrs r2, 16\n"
+ "\tlsls r3, 16\n"
+ "\tasrs r3, 16\n"
+ "\tcmp r2, r3\n"
+ "\tblt _081288BC\n"
+ "\tcmp r2, r0\n"
+ "\tbge _081288E4\n"
+ "_081288BC:\n"
+ "\tlsls r0, r4, 16\n"
+ "\tasrs r0, 16\n"
+ "\tcmp r0, r3\n"
+ "\tble _081288E4\n"
+ "\tadds r2, r6, 0\n"
+ "\tadds r2, 0x43\n"
+ "\tadds r0, r5, 0\n"
+ "\tadds r0, 0x43\n"
+ "\tldrb r1, [r0]\n"
+ "\tldrb r0, [r2]\n"
+ "\tcmp r0, r1\n"
+ "\tbhi _081288E4\n"
+ "\tadds r0, r1, 0x2\n"
+ "\tstrb r0, [r2]\n"
+ "\tb _081288EE\n"
+ "\t.align 2, 0\n"
+ "_081288DC: .4byte gMapObjects\n"
+ "_081288E0: .4byte gSprites\n"
+ "_081288E4:\n"
+ "\tadds r0, r7, 0x1\n"
+ "\tlsls r0, 24\n"
+ "\tlsrs r7, r0, 24\n"
+ "\tcmp r7, 0xF\n"
+ "\tbls _08128842\n"
+ "_081288EE:\n"
+ "\tpop {r4-r7}\n"
+ "\tpop {r0}\n"
+ "\tbx r0");
+}
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-06 06:43:08 +0000