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Move event_object_movement_helpers into event_object_movement

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This commit is contained in:
Marcus Huderle
2018-06-11 10:34:51 -05:00
parent 73327f0d44
commit eb8dbff4a7
5 changed files with 727 additions and 739 deletions
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747
src/event_object_movement.c
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@@ -23,6 +23,7 @@
#include "decoration.h"
#include "event_object_movement.h"
#include "pokenav.h"
#include "util.h"
#define NUM_FIELD_MAP_OBJECT_TEMPLATES 0x51
@@ -110,7 +111,7 @@ u8 GetJumpLedgeAnimId(u32);
void sub_8092F88(u32, s16 *, s16 *, s16, s16);
bool8 FieldObjectExecRegularAnim(struct MapObject *, struct Sprite *);
void SetFieldObjectStepTimer(struct Sprite *, s16);
static void SetFieldObjectStepTimer(struct Sprite *, s16);
bool8 RunFieldObjectStepTimer(struct Sprite *);
bool8 npc_block_way__next_tile(struct MapObject *, u8);
static u32 state_to_direction(u8, u32, u32);
@@ -129,8 +130,8 @@ static void npc_update_obj_anim_flag(struct MapObject *, struct Sprite *);
// ROM data
extern void (*const gUnknown_08505438[NUM_FIELD_MAP_OBJECT_TEMPLATES])(struct Sprite *);
extern const u8 gUnknown_0850557C[NUM_FIELD_MAP_OBJECT_TEMPLATES];
extern const u8 gUnknown_085055CD[NUM_FIELD_MAP_OBJECT_TEMPLATES];
extern const u8 gRangedMovementTypes[NUM_FIELD_MAP_OBJECT_TEMPLATES];
extern const u8 gInitialMovementTypeFacingDirections[NUM_FIELD_MAP_OBJECT_TEMPLATES];
extern const struct MapObjectGraphicsInfo *const gMauvilleOldManGraphicsInfoPointers[7];
extern const struct MapObjectGraphicsInfo *const gFieldObjectGraphicsInfoPointers[0xEF];
extern u8 (*const gUnknown_0850D714[11])(s16, s16, s16, s16);
@@ -175,6 +176,18 @@ extern u8 (*const gUnknown_0850DEE8[5])(u8);
extern const s16 gUnknown_0850DFBC[3];
extern const s16 gUnknown_0850DFC2[3];
typedef void (*SpriteStepFunc)(struct Sprite *sprite, u8 dir);
extern s16 gUnknown_0850E768[];
extern SpriteStepFunc *const gUnknown_0850E754[];
extern const s8 gUnknown_0850E772[];
extern const s8 gUnknown_0850E7BA[];
extern const s8 *const gUnknown_0850E834[];
extern s16 gUnknown_0850E840[];
extern u8 gUnknown_0850E846[];
extern s16 gUnknown_0850E84A[];
extern u8 gUnknown_0850E850[];
static void FieldObjectUpdateMetatileBehaviors(struct MapObject*);
/*static*/ void GetAllGroundEffectFlags_OnBeginStep(struct MapObject*, u32*);
/*static*/ void GetGroundEffectFlags_Reflection(struct MapObject*, u32*);
@@ -202,6 +215,8 @@ static void DoTracksGroundEffect_BikeTireTracks(struct MapObject*, struct Sprite
static void DoGroundEffects_OnSpawn(struct MapObject*, struct Sprite*);
static void DoGroundEffects_OnBeginStep(struct MapObject*, struct Sprite*);
static void DoGroundEffects_OnFinishStep(struct MapObject*, struct Sprite*);
static void sub_8097D68(struct Sprite*);
static void sub_8097FE4(u8);
// Code
@@ -359,15 +374,15 @@ static u8 InitFieldObjectStateFromTemplate(struct MapObjectTemplate *template, u
mapObject->currentElevation = template->elevation;
mapObject->previousElevation = template->elevation;
// For some reason, 0x0F is placed in r9, to be used later
mapObject->range.as_nybbles.x = template->unkA_0;
mapObject->range.as_nybbles.y = template->unkA_4;
mapObject->trainerType = template->unkC;
mapObject->trainerRange_berryTreeId = template->unkE;
mapObject->previousMovementDirection = gUnknown_085055CD[template->movementType];
mapObject->range.as_nybbles.x = template->movementRangeX;
mapObject->range.as_nybbles.y = template->movementRangeY;
mapObject->trainerType = template->trainerType;
mapObject->trainerRange_berryTreeId = template->trainerRange_berryTreeId;
mapObject->previousMovementDirection = gInitialMovementTypeFacingDirections[template->movementType];
FieldObjectSetDirection(mapObject, mapObject->previousMovementDirection);
FieldObjectHandleDynamicGraphicsId(mapObject);
if (gUnknown_0850557C[mapObject->movementType])
if (gRangedMovementTypes[mapObject->movementType])
{
if ((mapObject->range.as_nybbles.x) == 0)
{
@@ -478,7 +493,7 @@ static NAKED u8 InitFieldObjectStateFromTemplate(struct MapObjectTemplate *templ
"\tstrb r0, [r4, 0x7]\n"
"\tldrh r0, [r5, 0xE]\n"
"\tstrb r0, [r4, 0x1D]\n"
"\tldr r1, =gUnknown_085055CD\n"
"\tldr r1, =gInitialMovementTypeFacingDirections\n"
"\tldrb r0, [r5, 0x9]\n"
"\tadds r0, r1\n"
"\tldrb r1, [r0]\n"
@@ -490,7 +505,7 @@ static NAKED u8 InitFieldObjectStateFromTemplate(struct MapObjectTemplate *templ
"\tbl FieldObjectSetDirection\n"
"\tadds r0, r4, 0\n"
"\tbl FieldObjectHandleDynamicGraphicsId\n"
"\tldr r1, =gUnknown_0850557C\n"
"\tldr r1, =gRangedMovementTypes\n"
"\tldrb r0, [r4, 0x6]\n"
"\tadds r0, r1\n"
"\tldrb r0, [r0]\n"
@@ -744,10 +759,10 @@ u8 SpawnSpecialFieldObjectParametrized(u8 graphicsId, u8 movementBehavior, u8 lo
mapObjectTemplate.y = y;
mapObjectTemplate.elevation = z;
mapObjectTemplate.movementType = movementBehavior;
mapObjectTemplate.unkA_0 = 0;
mapObjectTemplate.unkA_4 = 0;
mapObjectTemplate.unkC = 0;
mapObjectTemplate.unkE = 0;
mapObjectTemplate.movementRangeX = 0;
mapObjectTemplate.movementRangeY = 0;
mapObjectTemplate.trainerType = 0;
mapObjectTemplate.trainerRange_berryTreeId = 0;
return SpawnSpecialFieldObject(&mapObjectTemplate);
}
@@ -3125,7 +3140,7 @@ bool8 sub_8090F30 (struct MapObject *mapObject, struct Sprite *sprite)
{
u8 direction;
direction = gUnknown_085055CD[mapObject->movementType];
direction = gInitialMovementTypeFacingDirections[mapObject->movementType];
if (mapObject->directionSequenceIndex)
{
direction = GetOppositeDirection(direction);
@@ -3284,7 +3299,7 @@ bool8 sub_8091F48(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
bool8 sub_8091F4C(struct MapObject *mapObject, struct Sprite *sprite, u8 playerDirection, bool8 tileCB(u8))
{
FieldObjectSetRegularAnim(mapObject, sprite, GetFaceDirectionAnimId(state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, playerDirection)));
FieldObjectSetRegularAnim(mapObject, sprite, GetFaceDirectionAnimId(state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, playerDirection)));
mapObject->singleMovementActive = TRUE;
sprite->data[1] = 2;
return TRUE;
@@ -3303,7 +3318,7 @@ bool8 sub_8091F94(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
if (direction == 0)
{
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
FieldObjectMoveDestCoords(mapObject, direction, &x, &y);
FieldObjectSetRegularAnim(mapObject, sprite, GetFaceDirectionAnimId(direction));
mapObject->singleMovementActive = TRUE;
@@ -3313,7 +3328,7 @@ bool8 sub_8091F94(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
}
else
{
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
}
FieldObjectMoveDestCoords(mapObject, direction, &x, &y);
FieldObjectSetRegularAnim(mapObject, sprite, GetGoSpeed0AnimId(direction));
@@ -3333,7 +3348,7 @@ bool8 sub_80920A4(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
s16 y;
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
FieldObjectMoveDestCoords(mapObject, direction, &x, &y);
FieldObjectSetRegularAnim(mapObject, sprite, GetGoSpeed1AnimId(direction));
if (npc_block_way(mapObject, x, y, direction) || (tileCB != NULL && !tileCB(MapGridGetMetatileBehaviorAt(x, y))))
@@ -3352,7 +3367,7 @@ bool8 sub_809215C(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
s16 y;
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
FieldObjectMoveDestCoords(mapObject, direction, &x, &y);
FieldObjectSetRegularAnim(mapObject, sprite, GetGoSpeed3AnimId(direction));
if (npc_block_way(mapObject, x, y, direction) || (tileCB != NULL && !tileCB(MapGridGetMetatileBehaviorAt(x, y))))
@@ -3371,7 +3386,7 @@ bool8 sub_8092214(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
s16 y;
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
FieldObjectMoveDestCoords(mapObject, direction, &x, &y);
FieldObjectSetRegularAnim(mapObject, sprite, sub_8093438(direction));
if (npc_block_way(mapObject, x, y, direction) || (tileCB != NULL && !tileCB(MapGridGetMetatileBehaviorAt(x, y))))
@@ -3388,7 +3403,7 @@ bool8 cph_IM_DIFFERENT(struct MapObject *mapObject, struct Sprite *sprite, u8 pl
u32 direction;
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
FieldObjectSetRegularAnim(mapObject, sprite, sub_80934BC(direction));
mapObject->singleMovementActive = TRUE;
sprite->data[1] = 2;
@@ -3402,7 +3417,7 @@ bool8 sub_8092314(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
s16 y;
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
FieldObjectMoveDestCoords(mapObject, direction, &x, &y);
FieldObjectSetRegularAnim(mapObject, sprite, sub_8093514(direction));
if (npc_block_way(mapObject, x, y, direction) || (tileCB != NULL && !tileCB(MapGridGetMetatileBehaviorAt(x, y))))
@@ -3421,7 +3436,7 @@ bool8 oac_hopping(struct MapObject *mapObject, struct Sprite *sprite, u8 playerD
s16 y;
direction = playerDirection;
direction = state_to_direction(gUnknown_085055CD[mapObject->movementType], mapObject->directionSequenceIndex, direction);
direction = state_to_direction(gInitialMovementTypeFacingDirections[mapObject->movementType], mapObject->directionSequenceIndex, direction);
x = mapObject->currentCoords.x;
y = mapObject->currentCoords.y;
sub_8092F88(direction, &x, &y, 2, 2);
@@ -4669,7 +4684,7 @@ maybe_shadow_1_macro(sub_80953E0, maybe_shadow_1, sub_80941E0, DIR_EAST, 0, 2)
bool8 sub_8095438(struct MapObject *mapObject, struct Sprite *sprite)
{
an_look_any(mapObject, sprite, gUnknown_085055CD[mapObject->movementType]);
an_look_any(mapObject, sprite, gInitialMovementTypeFacingDirections[mapObject->movementType]);
return TRUE;
}
@@ -5894,3 +5909,683 @@ static void DoGroundEffects_OnFinishStep(struct MapObject *eventObj, struct Spri
eventObj->landingJump = 0;
}
}
bool8 FreezeMapObject(struct MapObject *mapObject)
{
if (mapObject->heldMovementActive || mapObject->frozen)
{
return TRUE;
}
else
{
mapObject->frozen = 1;
mapObject->spriteAnimPausedBackup = gSprites[mapObject->spriteId].animPaused;
mapObject->spriteAffineAnimPausedBackup = gSprites[mapObject->spriteId].affineAnimPaused;
gSprites[mapObject->spriteId].animPaused = 1;
gSprites[mapObject->spriteId].affineAnimPaused = 1;
return FALSE;
}
}
void FreezeMapObjects(void)
{
u8 i;
for (i = 0; i < MAP_OBJECTS_COUNT; i++)
if (gMapObjects[i].active && i != gPlayerAvatar.mapObjectId)
FreezeMapObject(&gMapObjects[i]);
}
void FreezeMapObjectsExceptOne(u8 a1)
{
u8 i;
for (i = 0; i < MAP_OBJECTS_COUNT; i++)
if (i != a1 && gMapObjects[i].active && i != gPlayerAvatar.mapObjectId)
FreezeMapObject(&gMapObjects[i]);
}
void npc_sync_anim_pause_bits(struct MapObject *mapObject)
{
if (mapObject->active && mapObject->frozen)
{
mapObject->frozen = 0;
gSprites[mapObject->spriteId].animPaused = mapObject->spriteAnimPausedBackup;
gSprites[mapObject->spriteId].affineAnimPaused = mapObject->spriteAffineAnimPausedBackup;
}
}
void UnfreezeMapObjects(void)
{
u8 i;
for (i = 0; i < MAP_OBJECTS_COUNT; i++)
if (gMapObjects[i].active)
npc_sync_anim_pause_bits(&gMapObjects[i]);
}
void little_step(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += gUnknown_0850DB7C[dir].x;
sprite->pos1.y += gUnknown_0850DB7C[dir].y;
}
void double_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 2 * (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 2 * (u16) gUnknown_0850DB7C[dir].y;
}
void triple_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 2 * (u16) gUnknown_0850DB7C[dir].x + (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 2 * (u16) gUnknown_0850DB7C[dir].y + (u16) gUnknown_0850DB7C[dir].y;
}
void quad_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 4 * (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 4 * (u16) gUnknown_0850DB7C[dir].y;
}
void oct_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 8 * (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 8 * (u16) gUnknown_0850DB7C[dir].y;
}
void oamt_npc_ministep_reset(struct Sprite *sprite, u8 a2, u8 a3)
{
sprite->data[3] = a2;
sprite->data[4] = a3;
sprite->data[5] = 0;
}
bool8 obj_npc_ministep(struct Sprite *sprite)
{
if (sprite->data[5] >= gUnknown_0850E768[sprite->data[4]])
return FALSE;
gUnknown_0850E754[sprite->data[4]][sprite->data[5]](sprite, sprite->data[3]);
sprite->data[5]++;
if (sprite->data[5] < gUnknown_0850E768[sprite->data[4]])
return FALSE;
return TRUE;
}
void sub_80976DC(struct Sprite *sprite, u8 a2)
{
sprite->data[3] = a2;
sprite->data[4] = 0;
sprite->data[5] = 0;
}
bool8 sub_80976EC(struct Sprite *sprite)
{
if (!(sprite->data[4] & 1))
{
little_step(sprite, sprite->data[3]);
sprite->data[5]++;
}
sprite->data[4]++;
if (sprite->data[5] > 15)
return TRUE;
else
return FALSE;
}
// new helper added here in the middle. Perhaps Game Freak kept these organized in alphebetical order or some other heirarchy?
s16 sub_8097728(s16 a1)
{
return gUnknown_0850E7BA[a1];
}
s16 sub_809773C(s16 a1)
{
return gUnknown_0850E772[a1];
}
void sub_8097750(struct Sprite *sprite)
{
sprite->data[6] = 0;
sprite->data[7] = 0;
}
bool8 sub_8097758(struct Sprite *sprite)
{
bool8 result = FALSE;
switch(sprite->data[7])
{
case 0:
sprite->pos2.x += sub_809773C(sprite->data[6]);
sprite->pos2.y += sub_8097728(sprite->data[6]);
break;
case 1:
sprite->pos2.x -= sub_809773C(0x47 - sprite->data[6]);
sprite->pos2.y += sub_8097728(0x47 - sprite->data[6]);
break;
case 2:
sprite->pos2.x -= sub_809773C(sprite->data[6]);
sprite->pos2.y += sub_8097728(sprite->data[6]);
break;
case 3:
sprite->pos2.x += sub_809773C(0x47 - sprite->data[6]);
sprite->pos2.y += sub_8097728(0x47 - sprite->data[6]);
break;
}
if(++sprite->data[6] == 0x48)
{
sprite->data[6] = 0;
sprite->data[7]++;
}
if(sprite->data[7] == 0x4)
{
sprite->pos2.y = 0;
sprite->pos2.x = 0;
result = TRUE;
}
return result;
}
s16 sub_8097820(s16 a1, u8 a2)
{
return gUnknown_0850E834[a2][a1];
}
void sub_809783C(struct Sprite *sprite, u8 a2, u8 a3, u8 a4)
{
sprite->data[3] = a2;
sprite->data[4] = a3;
sprite->data[5] = a4;
sprite->data[6] = 0;
}
u8 sub_809785C(struct Sprite *sprite)
{
s16 v5[3];
u8 v6[3];
u8 v2;
memcpy(v5, gUnknown_0850E840, 6); // TODO: get rid of memcpy
memcpy(v6, gUnknown_0850E846, 3);
v2 = 0;
if (sprite->data[4])
little_step(sprite, sprite->data[3]);
sprite->pos2.y = sub_8097820(sprite->data[6] >> v6[sprite->data[4]], sprite->data[5]);
sprite->data[6]++;
if (sprite->data[6] == (v5[sprite->data[4]] >> 1))
v2 = 1;
if (sprite->data[6] >= v5[sprite->data[4]])
{
sprite->pos2.y = 0;
v2 = -1;
}
return v2;
}
u8 sub_80978E4(struct Sprite *sprite)
{
s16 v5[3];
u8 v6[3];
u8 v2;
memcpy(v5, gUnknown_0850E84A, 6);
memcpy(v6, gUnknown_0850E850, 3);
v2 = 0;
if (sprite->data[4] && !(sprite->data[6] & 1))
little_step(sprite, sprite->data[3]);
sprite->pos2.y = sub_8097820(sprite->data[6] >> v6[sprite->data[4]], sprite->data[5]);
sprite->data[6]++;
if (sprite->data[6] == (v5[sprite->data[4]] >> 1))
v2 = 1;
if (sprite->data[6] >= v5[sprite->data[4]])
{
sprite->pos2.y = 0;
v2 = -1;
}
return v2;
}
void SetFieldObjectStepTimer(struct Sprite *sprite, s16 timer)
{
sprite->data[3] = timer;
}
bool8 RunFieldObjectStepTimer(struct Sprite *sprite)
{
sprite->data[3]--;
if (sprite->data[3] == 0)
return TRUE;
else
return FALSE;
}
void obj_anim_image_set_and_seek(struct Sprite *sprite, u8 a2, u8 a3)
{
sprite->animNum = a2;
sprite->animPaused = 0 ;
SeekSpriteAnim(sprite, a3);
}
bool8 sub_80979BC(struct Sprite *sprite)
{
if (sprite->animEnded)
return TRUE;
else
return FALSE;
}
void sub_80979D4(struct Sprite *sprite, bool8 invisible)
{
u16 x, y;
s16 x2, y2;
sprite->invisible = invisible;
if (sprite->coordOffsetEnabled)
{
x = sprite->pos1.x + sprite->pos2.x + sprite->centerToCornerVecX + gSpriteCoordOffsetX;
y = sprite->pos1.y + sprite->pos2.y + sprite->centerToCornerVecY + gSpriteCoordOffsetY;
}
else
{
x = sprite->pos1.x + sprite->pos2.x + sprite->centerToCornerVecX;
y = sprite->pos1.y + sprite->pos2.y + sprite->centerToCornerVecY;
}
x2 = x - (sprite->centerToCornerVecX >> 1);
y2 = y - (sprite->centerToCornerVecY >> 1);
if ((s16)x > 255 || x2 < -16)
sprite->invisible = 1;
if ((s16)y > 175 || y2 < -16)
sprite->invisible = 1;
}
void sub_8097AC8(struct Sprite *sprite)
{
sub_8097D68(sprite);
SetObjectSubpriorityByZCoord(sprite->data[1], sprite, 1);
sub_80979D4(sprite, sprite->data[2]);
}
void sub_8097AF0(void)
{
int i;
for(i = 0; i < MAX_SPRITES; i++)
{
struct Sprite *sprite = &gSprites[i];
if(sprite->inUse && sprite->callback == sub_8097AC8)
DestroySprite(sprite);
}
}
int sub_8097B2C(u8 var) // this should return a u8, because all that call this shifts to u8, but it wont match because it doesnt shift u8 at the end.
{
int i;
for(i = 0; i < MAX_SPRITES; i++)
{
struct Sprite *sprite = &gSprites[i];
if(sprite->inUse && sprite->callback == sub_8097AC8 && (u8)sprite->data[0] == var)
return i;
}
return MAX_SPRITES;
}
void sub_8097B78(u8 var1, u8 var2)
{
u8 spriteId = sub_8097B2C(var1);
if(spriteId != MAX_SPRITES)
StartSpriteAnim(&gSprites[spriteId], FieldObjectDirectionToImageAnimId(var2));
}
void sub_8097BB4(u8 var1, u8 var2)
{
int spriteId = sub_8097B2C(var1);
if(spriteId != MAX_SPRITES)
{
struct Sprite *sprite = &gSprites[spriteId];
const struct MapObjectGraphicsInfo *gfxInfo = GetFieldObjectGraphicsInfo(var2);
u16 tileNum = sprite->oam.tileNum;
sprite->oam = *gfxInfo->oam;
sprite->oam.tileNum = tileNum;
sprite->oam.paletteNum = gfxInfo->paletteSlot;
sprite->images = gfxInfo->images;
if(gfxInfo->subspriteTables == NULL)
{
sprite->subspriteTables = NULL;
sprite->subspriteTableNum = 0;
sprite->subspriteMode = 0;
}
else
{
SetSubspriteTables(sprite, gfxInfo->subspriteTables);
sprite->subspriteMode = 2;
}
StartSpriteAnim(sprite, 0);
}
}
void sub_8097C44(u8 var, bool32 var2)
{
u8 spriteId = sub_8097B2C(var);
if(spriteId == MAX_SPRITES)
return;
if(var2)
gSprites[spriteId].data[2] = 1;
else
gSprites[spriteId].data[2] = 0;
}
bool32 sub_8097C8C(u8 var)
{
u8 spriteId = sub_8097B2C(var);
if(spriteId == MAX_SPRITES)
return FALSE;
return (gSprites[spriteId].data[2] == TRUE);
}
void sub_8097CC4(u8 var1, u8 var2)
{
u8 spriteId = sub_8097B2C(var1);
if(spriteId != MAX_SPRITES)
{
gSprites[spriteId].data[3] = var2;
gSprites[spriteId].data[4] = 0;
}
}
void sub_8097CF4(struct Sprite *sprite)
{
switch(sprite->data[4])
{
case 0:
sprite->pos2.y = 0;
sprite->data[4]++;
case 1:
sprite->pos2.y -= 8;
if(sprite->pos2.y == -160)
{
sprite->pos2.y = 0;
sprite->data[2] = 1;
sprite->data[3] = 0;
sprite->data[4] = 0;
}
}
}
void sub_8097D30(struct Sprite *sprite)
{
switch(sprite->data[4])
{
case 0:
sprite->pos2.y = -160;
sprite->data[4]++;
case 1:
sprite->pos2.y += 8;
if(sprite->pos2.y == 0)
{
sprite->data[3] = 0;
sprite->data[4] = 0;
}
}
}
static void sub_8097D68(struct Sprite *sprite)
{
switch(sprite->data[3])
{
case 1:
sub_8097D30(sprite);
break;
case 2:
sub_8097CF4(sprite);
break;
case 0:
break;
default:
sprite->data[3] = 0;
break;
}
}
bool32 sub_8097D9C(u8 var)
{
u8 spriteId = sub_8097B2C(var);
if(spriteId == MAX_SPRITES)
return FALSE;
if(gSprites[spriteId].data[3] != FALSE)
return TRUE;
return FALSE;
}
u32 StartFieldEffectForEventObject(u8 fieldEffectId, struct MapObject *mapObject)
{
FieldObjectGetLocalIdAndMap(mapObject, &gFieldEffectArguments[0], &gFieldEffectArguments[1], &gFieldEffectArguments[2]);
return FieldEffectStart(fieldEffectId);
}
void DoShadowFieldEffect(struct MapObject *mapObject)
{
if (!mapObject->hasShadow)
{
mapObject->hasShadow = 1;
StartFieldEffectForEventObject(FLDEFF_SHADOW, mapObject);
}
}
void DoRippleFieldEffect(struct MapObject *mapObject, struct Sprite *sprite)
{
const struct MapObjectGraphicsInfo *gfxInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
gFieldEffectArguments[0] = sprite->pos1.x;
gFieldEffectArguments[1] = sprite->pos1.y + (gfxInfo->height >> 1) - 2;
gFieldEffectArguments[2] = 151;
gFieldEffectArguments[3] = 3;
FieldEffectStart(FLDEFF_RIPPLE);
}
bool32 sub_8097E50(struct MapObject *mapObject, struct Sprite *sprite)
{
u32 one;
bool32 ableToStore = FALSE;
if (gUnknown_020375B8 == NULL)
{
gUnknown_020375B8 = AllocZeroed(0x14);
gUnknown_020375B8[0] = mapObject->localId;
// needed to match
gUnknown_020375B8[16] = (one = 1);
ableToStore = one;
}
else
{
u8 i;
u8 firstFreeSlot;
bool32 found;
for (firstFreeSlot = 16, found = FALSE, i = 0; i < 16; i++)
{
if (firstFreeSlot == 16 && gUnknown_020375B8[i] == 0)
firstFreeSlot = i;
if (gUnknown_020375B8[i] == mapObject->localId)
{
found = TRUE;
break;
}
}
if (!found && firstFreeSlot != 16)
{
gUnknown_020375B8[firstFreeSlot] = mapObject->localId;
gUnknown_020375B8[16]++;
ableToStore = TRUE;
}
}
if (ableToStore == TRUE)
{
mapObject->inanimate = TRUE;
mapObject->facingDirectionLocked = TRUE;
}
sprite->data[2] = 1;
return TRUE;
}
bool32 sub_8097EF0(struct MapObject *mapObject, struct Sprite *sprite)
{
bool32 ableToStore;
u8 id;
sprite->data[2] = 1;
if (gUnknown_020375B8 != NULL)
{
ableToStore = FALSE;
id = sub_8097F78(mapObject);
if (id != 16)
{
gUnknown_020375B8[id] = 0;
gUnknown_020375B8[16]--;
ableToStore = TRUE;
}
if (gUnknown_020375B8[16] == 0)
FREE_AND_SET_NULL(gUnknown_020375B8);
if (ableToStore == TRUE)
{
mapObject->inanimate = GetFieldObjectGraphicsInfo(mapObject->graphicsId)->inanimate;
mapObject->facingDirectionLocked = 0;
sprite->animPaused = 0;
}
}
return TRUE;
}
u8 sub_8097F78(struct MapObject *mapObject)
{
u8 i;
for(i = 0; i < MAP_OBJECTS_COUNT; i++)
{
if(gUnknown_020375B8[i] == mapObject->localId)
return i;
}
return MAP_OBJECTS_COUNT;
}
void sub_8097FA4(struct MapObject *mapObject)
{
u8 taskId = CreateTask(sub_8097FE4, 0xFF);
struct Task *task = &gTasks[taskId];
StoreWordInTwoHalfwords(&task->data[0], (u32)mapObject);
mapObject->warpArrowSpriteId = taskId;
task->data[3] = 0xFFFF;
}
static void sub_8097FE4(u8 taskId)
{
struct MapObject *mapObject;
struct Sprite *sprite;
struct Task *task = &gTasks[taskId];
LoadWordFromTwoHalfwords(&task->data[0], (u32 *)&mapObject); // load the map object pointer.
sprite = &gSprites[mapObject->spriteId];
if(!(task->data[2] & 0x3))
sprite->pos2.y += task->data[3];
if(!(task->data[2] & 0xF))
task->data[3] = -task->data[3];
task->data[2]++;
}
void sub_8098044(u8 taskId)
{
u32 word;
struct Task *task = &gTasks[taskId];
LoadWordFromTwoHalfwords(&task->data[0], &word); // huh??? why does it load a word that never gets used???
DestroyTask(taskId);
}
void sub_8098074(u8 var1, u8 var2)
{
u8 i;
for(i = 0; i < MAP_OBJECTS_COUNT; i++)
{
if(i != var1 && i != var2 &&
gMapObjects[i].active && i != gPlayerAvatar.mapObjectId)
FreezeMapObject(&gMapObjects[i]);
}
}
bool32 sub_80980C0(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y = 0;
sprite->data[2]++;
return FALSE;
}
bool32 sub_80980D0(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y -= 8;
if(sprite->pos2.y == -160)
sprite->data[2]++;
return FALSE;
}
bool32 sub_80980F4(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y = -160;
sprite->data[2]++;
return FALSE;
}
bool32 sub_8098108(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y += 8;
if(!sprite->pos2.y)
sprite->data[2]++;
return FALSE;
}
// though this function returns TRUE without doing anything, this header is required due to being in an array of functions which needs it.
bool32 sub_8098124(struct MapObject *mapObject, struct Sprite *sprite)
{
return TRUE;
}

704
src/event_object_movement_helpers.c
View File

@@ -1,704 +0,0 @@
#include "global.h"
#include "event_object_movement.h"
#include "field_effect.h"
#include "event_object_movement_helpers.h"
#include "malloc.h"
#include "task.h"
#include "util.h"
typedef void (*SpriteStepFunc)(struct Sprite *sprite, u8 dir);
extern const struct Coords16 gUnknown_0850DB7C[4];
extern s16 gUnknown_0850E768[];
extern SpriteStepFunc *const gUnknown_0850E754[];
extern const s8 gUnknown_0850E772[];
extern const s8 gUnknown_0850E7BA[];
extern const s8 *const gUnknown_0850E834[];
extern s16 gUnknown_0850E840[];
extern u8 gUnknown_0850E846[];
extern s16 gUnknown_0850E84A[];
extern u8 gUnknown_0850E850[];
void sub_8097D68(struct Sprite *sprite);
void sub_8097FE4(u8);
bool8 FreezeMapObject(struct MapObject *mapObject)
{
if (mapObject->heldMovementActive || mapObject->frozen)
{
return TRUE;
}
else
{
mapObject->frozen = 1;
mapObject->spriteAnimPausedBackup = gSprites[mapObject->spriteId].animPaused;
mapObject->spriteAffineAnimPausedBackup = gSprites[mapObject->spriteId].affineAnimPaused;
gSprites[mapObject->spriteId].animPaused = 1;
gSprites[mapObject->spriteId].affineAnimPaused = 1;
return FALSE;
}
}
void FreezeMapObjects(void)
{
u8 i;
for (i = 0; i < MAP_OBJECTS_COUNT; i++)
if (gMapObjects[i].active && i != gPlayerAvatar.mapObjectId)
FreezeMapObject(&gMapObjects[i]);
}
void FreezeMapObjectsExceptOne(u8 a1)
{
u8 i;
for (i = 0; i < MAP_OBJECTS_COUNT; i++)
if (i != a1 && gMapObjects[i].active && i != gPlayerAvatar.mapObjectId)
FreezeMapObject(&gMapObjects[i]);
}
void npc_sync_anim_pause_bits(struct MapObject *mapObject)
{
if (mapObject->active && mapObject->frozen)
{
mapObject->frozen = 0;
gSprites[mapObject->spriteId].animPaused = mapObject->spriteAnimPausedBackup;
gSprites[mapObject->spriteId].affineAnimPaused = mapObject->spriteAffineAnimPausedBackup;
}
}
void UnfreezeMapObjects(void)
{
u8 i;
for (i = 0; i < MAP_OBJECTS_COUNT; i++)
if (gMapObjects[i].active)
npc_sync_anim_pause_bits(&gMapObjects[i]);
}
void little_step(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += gUnknown_0850DB7C[dir].x;
sprite->pos1.y += gUnknown_0850DB7C[dir].y;
}
void double_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 2 * (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 2 * (u16) gUnknown_0850DB7C[dir].y;
}
void triple_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 2 * (u16) gUnknown_0850DB7C[dir].x + (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 2 * (u16) gUnknown_0850DB7C[dir].y + (u16) gUnknown_0850DB7C[dir].y;
}
void quad_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 4 * (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 4 * (u16) gUnknown_0850DB7C[dir].y;
}
void oct_little_steps(struct Sprite *sprite, u8 dir)
{
sprite->pos1.x += 8 * (u16) gUnknown_0850DB7C[dir].x;
sprite->pos1.y += 8 * (u16) gUnknown_0850DB7C[dir].y;
}
void oamt_npc_ministep_reset(struct Sprite *sprite, u8 a2, u8 a3)
{
sprite->data[3] = a2;
sprite->data[4] = a3;
sprite->data[5] = 0;
}
bool8 obj_npc_ministep(struct Sprite *sprite)
{
if (sprite->data[5] >= gUnknown_0850E768[sprite->data[4]])
return FALSE;
gUnknown_0850E754[sprite->data[4]][sprite->data[5]](sprite, sprite->data[3]);
sprite->data[5]++;
if (sprite->data[5] < gUnknown_0850E768[sprite->data[4]])
return FALSE;
return TRUE;
}
void sub_80976DC(struct Sprite *sprite, u8 a2)
{
sprite->data[3] = a2;
sprite->data[4] = 0;
sprite->data[5] = 0;
}
bool8 sub_80976EC(struct Sprite *sprite)
{
if (!(sprite->data[4] & 1))
{
little_step(sprite, sprite->data[3]);
sprite->data[5]++;
}
sprite->data[4]++;
if (sprite->data[5] > 15)
return TRUE;
else
return FALSE;
}
// new helper added here in the middle. Perhaps Game Freak kept these organized in alphebetical order or some other heirarchy?
s16 sub_8097728(s16 a1)
{
return gUnknown_0850E7BA[a1];
}
s16 sub_809773C(s16 a1)
{
return gUnknown_0850E772[a1];
}
void sub_8097750(struct Sprite *sprite)
{
sprite->data[6] = 0;
sprite->data[7] = 0;
}
bool8 sub_8097758(struct Sprite *sprite)
{
bool8 result = FALSE;
switch(sprite->data[7])
{
case 0:
sprite->pos2.x += sub_809773C(sprite->data[6]);
sprite->pos2.y += sub_8097728(sprite->data[6]);
break;
case 1:
sprite->pos2.x -= sub_809773C(0x47 - sprite->data[6]);
sprite->pos2.y += sub_8097728(0x47 - sprite->data[6]);
break;
case 2:
sprite->pos2.x -= sub_809773C(sprite->data[6]);
sprite->pos2.y += sub_8097728(sprite->data[6]);
break;
case 3:
sprite->pos2.x += sub_809773C(0x47 - sprite->data[6]);
sprite->pos2.y += sub_8097728(0x47 - sprite->data[6]);
break;
}
if(++sprite->data[6] == 0x48)
{
sprite->data[6] = 0;
sprite->data[7]++;
}
if(sprite->data[7] == 0x4)
{
sprite->pos2.y = 0;
sprite->pos2.x = 0;
result = TRUE;
}
return result;
}
s16 sub_8097820(s16 a1, u8 a2)
{
return gUnknown_0850E834[a2][a1];
}
void sub_809783C(struct Sprite *sprite, u8 a2, u8 a3, u8 a4)
{
sprite->data[3] = a2;
sprite->data[4] = a3;
sprite->data[5] = a4;
sprite->data[6] = 0;
}
u8 sub_809785C(struct Sprite *sprite)
{
s16 v5[3];
u8 v6[3];
u8 v2;
memcpy(v5, gUnknown_0850E840, 6); // TODO: get rid of memcpy
memcpy(v6, gUnknown_0850E846, 3);
v2 = 0;
if (sprite->data[4])
little_step(sprite, sprite->data[3]);
sprite->pos2.y = sub_8097820(sprite->data[6] >> v6[sprite->data[4]], sprite->data[5]);
sprite->data[6]++;
if (sprite->data[6] == (v5[sprite->data[4]] >> 1))
v2 = 1;
if (sprite->data[6] >= v5[sprite->data[4]])
{
sprite->pos2.y = 0;
v2 = -1;
}
return v2;
}
u8 sub_80978E4(struct Sprite *sprite)
{
s16 v5[3];
u8 v6[3];
u8 v2;
memcpy(v5, gUnknown_0850E84A, 6);
memcpy(v6, gUnknown_0850E850, 3);
v2 = 0;
if (sprite->data[4] && !(sprite->data[6] & 1))
little_step(sprite, sprite->data[3]);
sprite->pos2.y = sub_8097820(sprite->data[6] >> v6[sprite->data[4]], sprite->data[5]);
sprite->data[6]++;
if (sprite->data[6] == (v5[sprite->data[4]] >> 1))
v2 = 1;
if (sprite->data[6] >= v5[sprite->data[4]])
{
sprite->pos2.y = 0;
v2 = -1;
}
return v2;
}
void SetFieldObjectStepTimer(struct Sprite *sprite, u16 timer)
{
sprite->data[3] = timer;
}
bool8 RunFieldObjectStepTimer(struct Sprite *sprite)
{
sprite->data[3]--;
if (sprite->data[3] == 0)
return TRUE;
else
return FALSE;
}
void obj_anim_image_set_and_seek(struct Sprite *sprite, u8 a2, u8 a3)
{
sprite->animNum = a2;
sprite->animPaused = 0 ;
SeekSpriteAnim(sprite, a3);
}
bool8 sub_80979BC(struct Sprite *sprite)
{
if (sprite->animEnded)
return TRUE;
else
return FALSE;
}
void sub_80979D4(struct Sprite *sprite, bool8 invisible)
{
u16 x, y;
s16 x2, y2;
sprite->invisible = invisible;
if (sprite->coordOffsetEnabled)
{
x = sprite->pos1.x + sprite->pos2.x + sprite->centerToCornerVecX + gSpriteCoordOffsetX;
y = sprite->pos1.y + sprite->pos2.y + sprite->centerToCornerVecY + gSpriteCoordOffsetY;
}
else
{
x = sprite->pos1.x + sprite->pos2.x + sprite->centerToCornerVecX;
y = sprite->pos1.y + sprite->pos2.y + sprite->centerToCornerVecY;
}
x2 = x - (sprite->centerToCornerVecX >> 1);
y2 = y - (sprite->centerToCornerVecY >> 1);
if ((s16)x > 255 || x2 < -16)
sprite->invisible = 1;
if ((s16)y > 175 || y2 < -16)
sprite->invisible = 1;
}
void sub_8097AC8(struct Sprite *sprite)
{
sub_8097D68(sprite);
SetObjectSubpriorityByZCoord(sprite->data[1], sprite, 1);
sub_80979D4(sprite, sprite->data[2]);
}
void sub_8097AF0(void)
{
int i;
for(i = 0; i < MAX_SPRITES; i++)
{
struct Sprite *sprite = &gSprites[i];
if(sprite->inUse && sprite->callback == sub_8097AC8)
DestroySprite(sprite);
}
}
int sub_8097B2C(u8 var) // this should return a u8, because all that call this shifts to u8, but it wont match because it doesnt shift u8 at the end.
{
int i;
for(i = 0; i < MAX_SPRITES; i++)
{
struct Sprite *sprite = &gSprites[i];
if(sprite->inUse && sprite->callback == sub_8097AC8 && (u8)sprite->data[0] == var)
return i;
}
return MAX_SPRITES;
}
void sub_8097B78(u8 var1, u8 var2)
{
u8 spriteId = sub_8097B2C(var1);
if(spriteId != MAX_SPRITES)
StartSpriteAnim(&gSprites[spriteId], FieldObjectDirectionToImageAnimId(var2));
}
void sub_8097BB4(u8 var1, u8 var2)
{
int spriteId = sub_8097B2C(var1);
if(spriteId != MAX_SPRITES)
{
struct Sprite *sprite = &gSprites[spriteId];
const struct MapObjectGraphicsInfo *gfxInfo = GetFieldObjectGraphicsInfo(var2);
u16 tileNum = sprite->oam.tileNum;
sprite->oam = *gfxInfo->oam;
sprite->oam.tileNum = tileNum;
sprite->oam.paletteNum = gfxInfo->paletteSlot;
sprite->images = gfxInfo->images;
if(gfxInfo->subspriteTables == NULL)
{
sprite->subspriteTables = NULL;
sprite->subspriteTableNum = 0;
sprite->subspriteMode = 0;
}
else
{
SetSubspriteTables(sprite, gfxInfo->subspriteTables);
sprite->subspriteMode = 2;
}
StartSpriteAnim(sprite, 0);
}
}
void sub_8097C44(u8 var, bool32 var2)
{
u8 spriteId = sub_8097B2C(var);
if(spriteId == MAX_SPRITES)
return;
if(var2)
gSprites[spriteId].data[2] = 1;
else
gSprites[spriteId].data[2] = 0;
}
bool32 sub_8097C8C(u8 var)
{
u8 spriteId = sub_8097B2C(var);
if(spriteId == MAX_SPRITES)
return FALSE;
return (gSprites[spriteId].data[2] == TRUE);
}
void sub_8097CC4(u8 var1, u8 var2)
{
u8 spriteId = sub_8097B2C(var1);
if(spriteId != MAX_SPRITES)
{
gSprites[spriteId].data[3] = var2;
gSprites[spriteId].data[4] = 0;
}
}
void sub_8097CF4(struct Sprite *sprite)
{
switch(sprite->data[4])
{
case 0:
sprite->pos2.y = 0;
sprite->data[4]++;
case 1:
sprite->pos2.y -= 8;
if(sprite->pos2.y == -160)
{
sprite->pos2.y = 0;
sprite->data[2] = 1;
sprite->data[3] = 0;
sprite->data[4] = 0;
}
}
}
void sub_8097D30(struct Sprite *sprite)
{
switch(sprite->data[4])
{
case 0:
sprite->pos2.y = -160;
sprite->data[4]++;
case 1:
sprite->pos2.y += 8;
if(sprite->pos2.y == 0)
{
sprite->data[3] = 0;
sprite->data[4] = 0;
}
}
}
void sub_8097D68(struct Sprite *sprite)
{
switch(sprite->data[3])
{
case 1:
sub_8097D30(sprite);
break;
case 2:
sub_8097CF4(sprite);
break;
case 0:
break;
default:
sprite->data[3] = 0;
break;
}
}
bool32 sub_8097D9C(u8 var)
{
u8 spriteId = sub_8097B2C(var);
if(spriteId == MAX_SPRITES)
return FALSE;
if(gSprites[spriteId].data[3] != FALSE)
return TRUE;
return FALSE;
}
u32 StartFieldEffectForEventObject(u8 fieldEffectId, struct MapObject *mapObject)
{
FieldObjectGetLocalIdAndMap(mapObject, &gFieldEffectArguments[0], &gFieldEffectArguments[1], &gFieldEffectArguments[2]);
return FieldEffectStart(fieldEffectId);
}
void DoShadowFieldEffect(struct MapObject *mapObject)
{
if (!mapObject->hasShadow)
{
mapObject->hasShadow = 1;
StartFieldEffectForEventObject(FLDEFF_SHADOW, mapObject);
}
}
void DoRippleFieldEffect(struct MapObject *mapObject, struct Sprite *sprite)
{
const struct MapObjectGraphicsInfo *gfxInfo = GetFieldObjectGraphicsInfo(mapObject->graphicsId);
gFieldEffectArguments[0] = sprite->pos1.x;
gFieldEffectArguments[1] = sprite->pos1.y + (gfxInfo->height >> 1) - 2;
gFieldEffectArguments[2] = 151;
gFieldEffectArguments[3] = 3;
FieldEffectStart(FLDEFF_RIPPLE);
}
bool32 sub_8097E50(struct MapObject *mapObject, struct Sprite *sprite)
{
u32 one;
bool32 ableToStore = FALSE;
if (gUnknown_020375B8 == NULL)
{
gUnknown_020375B8 = AllocZeroed(0x14);
gUnknown_020375B8[0] = mapObject->localId;
// needed to match
gUnknown_020375B8[16] = (one = 1);
ableToStore = one;
}
else
{
u8 i;
u8 firstFreeSlot;
bool32 found;
for (firstFreeSlot = 16, found = FALSE, i = 0; i < 16; i++)
{
if (firstFreeSlot == 16 && gUnknown_020375B8[i] == 0)
firstFreeSlot = i;
if (gUnknown_020375B8[i] == mapObject->localId)
{
found = TRUE;
break;
}
}
if (!found && firstFreeSlot != 16)
{
gUnknown_020375B8[firstFreeSlot] = mapObject->localId;
gUnknown_020375B8[16]++;
ableToStore = TRUE;
}
}
if (ableToStore == TRUE)
{
mapObject->inanimate = TRUE;
mapObject->facingDirectionLocked = TRUE;
}
sprite->data[2] = 1;
return TRUE;
}
bool32 sub_8097EF0(struct MapObject *mapObject, struct Sprite *sprite)
{
bool32 ableToStore;
u8 id;
sprite->data[2] = 1;
if (gUnknown_020375B8 != NULL)
{
ableToStore = FALSE;
id = sub_8097F78(mapObject);
if (id != 16)
{
gUnknown_020375B8[id] = 0;
gUnknown_020375B8[16]--;
ableToStore = TRUE;
}
if (gUnknown_020375B8[16] == 0)
FREE_AND_SET_NULL(gUnknown_020375B8);
if (ableToStore == TRUE)
{
mapObject->inanimate = GetFieldObjectGraphicsInfo(mapObject->graphicsId)->inanimate;
mapObject->facingDirectionLocked = 0;
sprite->animPaused = 0;
}
}
return TRUE;
}
u8 sub_8097F78(struct MapObject *mapObject)
{
u8 i;
for(i = 0; i < MAP_OBJECTS_COUNT; i++)
{
if(gUnknown_020375B8[i] == mapObject->localId)
return i;
}
return MAP_OBJECTS_COUNT;
}
void sub_8097FA4(struct MapObject *mapObject)
{
u8 taskId = CreateTask(sub_8097FE4, 0xFF);
struct Task *task = &gTasks[taskId];
StoreWordInTwoHalfwords(&task->data[0], (u32)mapObject);
mapObject->warpArrowSpriteId = taskId;
task->data[3] = 0xFFFF;
}
void sub_8097FE4(u8 taskId)
{
struct MapObject *mapObject;
struct Sprite *sprite;
struct Task *task = &gTasks[taskId];
LoadWordFromTwoHalfwords(&task->data[0], (u32 *)&mapObject); // load the map object pointer.
sprite = &gSprites[mapObject->spriteId];
if(!(task->data[2] & 0x3))
sprite->pos2.y += task->data[3];
if(!(task->data[2] & 0xF))
task->data[3] = -task->data[3];
task->data[2]++;
}
void sub_8098044(u8 taskId)
{
u32 word;
struct Task *task = &gTasks[taskId];
LoadWordFromTwoHalfwords(&task->data[0], &word); // huh??? why does it load a word that never gets used???
DestroyTask(taskId);
}
void sub_8098074(u8 var1, u8 var2)
{
u8 i;
for(i = 0; i < MAP_OBJECTS_COUNT; i++)
{
if(i != var1 && i != var2 &&
gMapObjects[i].active && i != gPlayerAvatar.mapObjectId)
FreezeMapObject(&gMapObjects[i]);
}
}
bool32 sub_80980C0(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y = 0;
sprite->data[2]++;
return FALSE;
}
bool32 sub_80980D0(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y -= 8;
if(sprite->pos2.y == -160)
sprite->data[2]++;
return FALSE;
}
bool32 sub_80980F4(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y = -160;
sprite->data[2]++;
return FALSE;
}
bool32 sub_8098108(struct MapObject *mapObject, struct Sprite *sprite)
{
sprite->pos2.y += 8;
if(!sprite->pos2.y)
sprite->data[2]++;
return FALSE;
}
// though this function returns TRUE without doing anything, this header is required due to being in an array of functions which needs it.
bool32 sub_8098124(struct MapObject *mapObject, struct Sprite *sprite)
{
return TRUE;
}