tmc/src/enemy/rollobite.c

336 lines
8.7 KiB
C

/**
* @file rollobite.c
* @ingroup Enemies
*
* @brief Rollobite enemy
*/
#include "collision.h"
#include "enemy.h"
#include "physics.h"
#include "player.h"
#include "room.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ u8 unused1[28];
/*0x84*/ u8 unk_84;
/*0x85*/ u8 unk_85;
} RollobiteEntity;
extern void (*const Rollobite_Functions[])(RollobiteEntity*);
extern void (*const gRollobiteActions[])(RollobiteEntity*);
extern void (*const gUnk_080CA6A4[])(RollobiteEntity*);
extern void (*const gUnk_080CA6BC[])(RollobiteEntity*);
extern const u8 gUnk_080CA6CC[];
extern const s8 gUnk_080CA6D4[];
void sub_08020A30(RollobiteEntity* this);
void sub_08020A7C(RollobiteEntity* this);
bool32 Rollobite_TryToHoleUp(RollobiteEntity* this);
bool32 Rollobite_IsRolledUp(RollobiteEntity* this);
extern void RegisterCarryEntity(Entity*);
void Rollobite(RollobiteEntity* this) {
EnemyFunctionHandler(super, (EntityActionArray)Rollobite_Functions);
}
void Rollobite_OnTick(RollobiteEntity* this) {
Rollobite_TryToHoleUp(this);
gRollobiteActions[super->action](this);
}
void Rollobite_OnCollision(RollobiteEntity* this) {
if (super->hitType == 34 && super->health != 0xff) {
super->action = 4;
super->zVelocity = Q_16_16(2.0);
super->direction = DIR_NONE;
super->health = 0xff;
super->hitType = 35;
InitializeAnimation(super, super->animationState + 8);
}
if (super->contactFlags != CONTACT_TAKE_DAMAGE) {
if (super->action == 4 || super->action == 5) {
super->action = 4;
super->timer = 180;
super->direction = DIR_NONE;
InitializeAnimation(super, super->animationState + 0x10);
}
}
if (super->contactFlags == (CONTACT_TAKE_DAMAGE | 0x13))
Rollobite_OnTick(this);
}
void Rollobite_OnKnockback(RollobiteEntity* this) {
if (Rollobite_TryToHoleUp(this)) {
super->knockbackDuration = 0;
} else if (Rollobite_IsRolledUp(this)) {
super->knockbackDuration--;
CalculateEntityTileCollisions(super, super->knockbackDirection, 10);
ProcessMovementInternal(super, super->knockbackSpeed, super->knockbackDirection, 10);
} else {
GenericKnockback(super);
}
}
void Rollobite_OnGrabbed(RollobiteEntity* this) {
if (super->subAction < 3 && !sub_0806F520(super)) {
super->action = 4;
COLLISION_ON(super);
super->direction = DIR_NONE;
InitializeAnimation(super, super->animationState + 0x10);
} else {
gUnk_080CA6A4[super->subAction](this);
}
}
void sub_0802077C(RollobiteEntity* this) {
super->subAction = 1;
super->gustJarTolerance = 60;
}
void sub_08020788(RollobiteEntity* this) {
sub_0806F4E8(super);
}
void sub_08020790(RollobiteEntity* this) {
sub_0806F3E4(super);
}
void sub_08020798(RollobiteEntity* this) {
COLLISION_OFF(super);
}
void nullsub_6(RollobiteEntity* this) {
/* ... */
}
void sub_080207A8(RollobiteEntity* this) {
super->action = 4;
COLLISION_ON(super);
super->spritePriority.b0 = 4;
super->gustJarState &= 0xfb;
super->direction ^= DirectionSouth;
super->zVelocity = Q_16_16(1.5);
super->speed = 0x80;
InitializeAnimation(super, super->animationState + 0x10);
}
void Rollobite_Initialize(RollobiteEntity* this) {
sub_0804A720(super);
super->carryFlags = 0x30;
super->gustJarFlags = 18;
this->unk_84 = 0;
super->direction = DirectionRound(Random());
sub_08020A30(this);
}
void Rollobite_Walk(RollobiteEntity* this) {
GetNextFrame(super);
if (super->frame & 0x1) {
super->frame &= ~0x1;
if (!ProcessMovement0(super))
super->timer = 1;
}
if (super->frame & 0x10) {
super->frame &= ~0x10;
if (--super->timer == 0) {
super->action = 3;
super->timer = 60;
}
}
}
void sub_08020874(RollobiteEntity* this) {
gUnk_080CA6BC[super->subAction](this);
}
void sub_0802088C(RollobiteEntity* this) {
super->subAction = 1;
COLLISION_OFF(super);
this->unk_85 = gPlayerEntity.base.animationState;
super->spritePriority.b1 = 0;
}
void sub_080208B4(RollobiteEntity* this) {
s8 uVar1 = (this->unk_85 - gPlayerEntity.base.animationState) / 2;
if (uVar1) {
super->animationState = (super->animationState + uVar1) & 3;
InitializeAnimation(super, super->animationState + 0x10);
}
this->unk_85 = gPlayerEntity.base.animationState;
}
void sub_080208F0(RollobiteEntity* this) {
super->spritePriority.b1 = 3;
}
void sub_08020904(RollobiteEntity* this) {
super->action = 4;
COLLISION_ON(super);
super->direction = -1;
InitializeAnimation(super, super->animationState + 0x10);
}
void Rollobite_Turn(RollobiteEntity* this) {
if (--super->timer == 0)
sub_08020A30(this);
}
void Rollobite_RolledUp(RollobiteEntity* this) {
u32 unk;
if ((super->frame & ANIM_DONE) == 0)
GetNextFrame(super);
unk = BounceUpdate(super, Q_8_8(40.0));
if (unk == BOUNCE_DONE_ALL) {
if (--super->timer == 0) {
super->action = 5;
InitializeAnimation(super, super->animationState + 12);
}
RegisterCarryEntity(super);
} else {
if (unk == BOUNCE_INIT_NEXT)
EnqueueSFX(SFX_PLACE_OBJ);
if (!(super->direction & DIR_NOT_MOVING_CHECK))
ProcessMovement2(super);
}
}
void Rollobite_Unroll(RollobiteEntity* this) {
GetNextFrame(super);
if (super->frame & ANIM_DONE) {
COLLISION_ON(super);
super->speed = 0x100;
super->hitType = 34;
sub_08020A30(this);
super->direction = DirectionFromAnimationState(super->animationState);
InitializeAnimation(super, super->animationState);
} else {
if ((super->frame & 1) == 0)
RegisterCarryEntity(super);
}
}
void Rollobite_LinedUp(RollobiteEntity* this) {
if (GravityUpdate(super, Q_8_8(28.0)) == 0) {
super->action = 7;
super->spritePriority.b0 = 7;
}
if (super->frame == 0)
GetNextFrame(super);
}
void Rollobite_Holed(RollobiteEntity* this) {
GetNextFrame(super);
}
void sub_08020A30(RollobiteEntity* this) {
if (this->unk_84 < 2) {
super->timer = gUnk_080CA6CC[Random() & 7];
if (super->timer == 0) {
super->action = 3;
super->timer = 60;
this->unk_84++;
return;
}
}
super->action = 1;
this->unk_84 = 0;
sub_08020A7C(this);
}
void sub_08020A7C(RollobiteEntity* this) {
int tmp = Random();
u32 state = DirectionRound(super->direction + gUnk_080CA6D4[tmp % 3]);
if (sub_08049FA0(super) == 0) {
int tmp = DirectionRoundUp(sub_08049EE4(super));
if ((state ^ DirectionSouth) == tmp)
state ^= DirectionSouth;
}
super->direction = state;
super->animationState = (u8)(state >> 3);
InitializeAnimation(super, super->animationState);
}
bool32 Rollobite_TryToHoleUp(RollobiteEntity* this) {
if (Rollobite_IsRolledUp(this) && super->z.HALF.HI == 0) {
int tile = COORD_TO_TILE(super);
int iVar1 = GetTileType(tile, super->collisionLayer);
if ((iVar1 * 0x10000 - 0x710000U) >> 0x10 < 2) {
super->action = 6;
COLLISION_OFF(super);
super->x.HALF.HI &= 0xfff0;
super->x.HALF.HI += 8;
super->y.HALF.HI &= 0xfff0;
super->y.HALF.HI += 13;
super->zVelocity = Q_16_16(2.0);
InitializeAnimation(super, super->animationState + 0x14);
SetBottomTile(0x4034, tile, super->collisionLayer);
return TRUE;
}
}
return FALSE;
}
bool32 Rollobite_IsRolledUp(RollobiteEntity* this) {
u32 tmp = super->animIndex;
if (16 <= tmp && tmp <= 19) {
return TRUE;
} else {
return FALSE;
}
}
// clang-format off
void (*const Rollobite_Functions[])(RollobiteEntity*) = {
Rollobite_OnTick,
Rollobite_OnCollision,
Rollobite_OnKnockback,
(void (*)(RollobiteEntity*))GenericDeath,
(void (*)(RollobiteEntity*))GenericConfused,
Rollobite_OnGrabbed,
};
void (*const gRollobiteActions[])(RollobiteEntity*) = {
Rollobite_Initialize,
Rollobite_Walk,
sub_08020874,
Rollobite_Turn,
Rollobite_RolledUp,
Rollobite_Unroll,
Rollobite_LinedUp,
Rollobite_Holed,
};
void (*const gUnk_080CA6A4[])(RollobiteEntity*) = {
sub_0802077C,
sub_08020788,
sub_08020790,
sub_08020798,
nullsub_6,
sub_080207A8,
};
void (*const gUnk_080CA6BC[])(RollobiteEntity*) = {
sub_0802088C,
sub_080208B4,
sub_080208F0,
sub_08020904,
};
const u8 gUnk_080CA6CC[] = {
0, 6, 9, 0, 6, 6, 0, 7,
};
// clang-format on