Files
tmc/src/enemy/moldworm.c
T
2023-12-30 22:09:30 +01:00

639 lines
18 KiB
C

/**
* @file moldworm.c
* @ingroup Enemies
*
* @brief Moldworm enemy
*/
#include "collision.h"
#include "enemy.h"
#include "functions.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ u8 unused1[12];
/*0x74*/ Entity* unk_74;
union {
/*0x78*/ u16 HWORD;
struct {
/*0x78*/ u8 unk_78;
/*0x79*/ u8 unk_79;
} PACKED split;
} PACKED unk_78;
/*0x7a*/ u8 unk_7a;
/*0x7b*/ u8 unk_7b;
/*0x7c*/ u8 unk_7c;
/*0x7d*/ u8 unk_7d;
/*0x7e*/ u8 unk_7e;
/*0x7f*/ u8 unk_7f;
/*0x80*/ u8 unk_80;
/*0x81*/ u8 unk_81;
/*0x82*/ u8 unk_82;
/*0x83*/ u8 unk_83;
/*0x84*/ u8 unk_84;
/*0x85*/ u8 unk_85;
/*0x86*/ u8 unk_86;
/*0x87*/ u8 unk_87;
} MoldwormEntity;
extern void SoundReqClipped(Entity*, u32);
extern bool32 sub_08023A38(u32);
void sub_08023990(MoldwormEntity*, u32, u32);
void sub_08023A88(MoldwormEntity*, u32);
void sub_080235BC(MoldwormEntity*);
void sub_08023644(MoldwormEntity*);
void sub_08023730(MoldwormEntity*);
void sub_080237D8(MoldwormEntity*);
void sub_0802390C(MoldwormEntity*);
void sub_080239F0(MoldwormEntity*);
bool32 sub_08023B38(MoldwormEntity*);
void sub_08023A68(MoldwormEntity*);
void sub_08023AB0(MoldwormEntity*);
extern void (*const Moldworm_Functions[])(MoldwormEntity*);
extern void (*const gUnk_080CBC50[])(MoldwormEntity*);
extern const s8 gUnk_080CBC70[];
extern const s8 gUnk_080CBC90[];
extern void (*const gUnk_080CBC98[])(MoldwormEntity*);
extern void (*const gUnk_080CBCA8[])(MoldwormEntity*);
extern const s8 gUnk_080CBCB8[];
void Moldworm(MoldwormEntity* this) {
u16 prevX = super->x.HALF.HI;
u16 prevY = super->y.HALF.HI;
if (super->type == 0) {
if (super->action != 0) {
sub_0802390C(this);
}
this->unk_7d = this->unk_7c;
EnemyFunctionHandler(super, (EntityActionArray)Moldworm_Functions);
} else {
if (super->parent->next != NULL) {
if (super->type != 8) {
sub_080235BC(this);
} else {
sub_08023730(this);
}
} else {
DeleteEntity(super);
return;
}
}
if (((MoldwormEntity*)super->parent)->unk_7c != ((MoldwormEntity*)super->parent)->unk_7d && super->child) {
u32 temp = (((MoldwormEntity*)super->parent)->unk_7c - 1) & 0xf;
u8* ptr = (u8*)&((MoldwormEntity*)super->child)->unk_78.split.unk_78 + temp;
*ptr = (((super->x.HALF.HI - prevX + 8) & 0xf) << 4) | ((super->y.HALF.HI - prevY + 8U) & 0xf);
}
}
void Moldworm_OnTick(MoldwormEntity* this) {
gUnk_080CBC50[super->action](this);
}
void Moldworm_OnCollision(MoldwormEntity* this) {
if (super->subAction == 0xff) {
super->action = 7;
super->timer = 1;
super->subAction = 0;
super->hitType = 0x85;
super->iframes = -8;
this->unk_7f = 0;
this->unk_7b = 0;
if (super->contactFlags == 0x80 || super->contactFlags == 0x9e) {
super->type2 = 0;
this->unk_80 = 0x14;
} else {
super->type2 = 1;
this->unk_80 = 8;
}
}
if (super->health == 0 && this->unk_7f == 0 && super->action == 7) {
CopyPosition(super, &gPlayerEntity.base);
gPlayerEntity.base.flags |= ENT_COLLIDE;
gPlayerEntity.base.spriteSettings.draw = 1;
gPlayerEntity.base.zVelocity = Q_16_16(1.5);
gPlayerEntity.base.direction = 0xff;
gPlayerEntity.base.iframes = -0x14;
gPlayerState.jump_status = 0x41;
gPlayerState.flags &= ~PL_MOLDWORM_CAPTURED;
}
EnemyFunctionHandlerAfterCollision(super, Moldworm_Functions);
}
void Moldworm_OnKnockback(MoldwormEntity* this) {
this->unk_7c++;
GenericKnockback(super);
}
void Moldworm_OnGrabbed(MoldwormEntity* this) {
}
void sub_080231BC(MoldwormEntity* this) {
if (gEntCount < 0x40) {
Entity* ent;
ent = super->child = CreateEnemy(MOLDWORM, 1);
ent->parent = super;
ent = ent->child = CreateEnemy(MOLDWORM, 2);
ent->parent = super;
ent = ent->child = CreateEnemy(MOLDWORM, 3);
ent->parent = super;
ent = ent->child = CreateEnemy(MOLDWORM, 4);
ent->parent = super;
ent = ent->child = CreateEnemy(MOLDWORM, 5);
ent->parent = super;
ent = ent->child = CreateEnemy(MOLDWORM, 6);
ent->parent = super;
ent = ent->child = CreateEnemy(MOLDWORM, 7);
ent->parent = super;
ent->child = CreateEnemy(MOLDWORM, 8);
((MoldwormEntity*)ent->child)->unk_74 = ent;
ent = ent->child;
ent->parent = super;
ent->child = NULL;
sub_0804A720(super);
super->action = 6;
super->timer = 30;
super->parent = super;
this->unk_78.HWORD = 0x1e;
super->palette.b.b0 = 5;
super->direction = Random() & 0x1f;
super->animationState = Direction8ToAnimationState(Direction8RoundUp(super->direction));
InitializeAnimation(super, super->animationState);
}
}
void nullsub_136(MoldwormEntity* this) {
}
void sub_08023288(MoldwormEntity* this) {
if (sub_08049FDC(super, 1) && (super->timer++ & 0xf) == 0) {
u32 idx = Random() & 0x1e;
u32 i;
for (i = 0; i < 0x10; i++) {
u32 x = gPlayerEntity.base.x.HALF.HI + gUnk_080CBC70[idx + 0];
u32 y = gPlayerEntity.base.y.HALF.HI + gUnk_080CBC70[idx + 1];
if (sub_08023A38(GetTileTypeByPos(x, y, gPlayerEntity.base.collisionLayer))) {
sub_08023990(this, x, y);
return;
}
idx += 2;
idx &= 0x1e;
}
}
}
void sub_08023330(MoldwormEntity* this) {
GetNextFrame(super);
if (super->frame & ANIM_DONE) {
super->action = 4;
super->timer = 25;
COLLISION_ON(super);
this->unk_78.HWORD = 600;
super->direction = Random() & 0x1c;
super->animationState = super->direction >> 2;
this->unk_7b = 0;
this->unk_7f = 0;
sub_08023A88(this, super->animationState);
CopyPosition(super, super->child);
CreateFx(super, FX_ROCK, 0);
}
}
void sub_08023398(MoldwormEntity* this) {
this->unk_7c++;
if (this->unk_7f && !sub_08049FDC(super, 1)) {
this->unk_78.HWORD = 1;
}
if (--this->unk_78.HWORD == 0) {
if (sub_08023A38(GetTileTypeByEntity(super))) {
super->action = 5;
this->unk_7f = 0;
COLLISION_OFF(super);
super->hitType = 0x85;
super->child->timer = 1;
sub_08023A68(this);
CreateFx(super, FX_ROCK, 0);
return;
}
this->unk_78.HWORD = 0x28;
}
if (this->unk_7f) {
sub_08023AB0(this);
}
if (--super->timer < 3) {
if (super->timer == 0)
super->timer = 25;
} else {
int prevX = super->x.WORD;
int prevY = super->y.WORD;
ProcessMovement0(super);
if (super->x.WORD == prevX && super->y.WORD == prevY) {
this->unk_7c--;
}
if ((gRoomTransition.frameCount & 7) == 0) {
u32 uVar4;
sub_08004596(super, sub_08049F84(super, 1));
uVar4 = Direction8ToAnimationState(Direction8RoundUp(super->direction));
if (uVar4 != super->animationState) {
super->animationState = uVar4;
InitializeAnimation(super, uVar4 + this->unk_7b);
}
}
}
}
void sub_080234A4(MoldwormEntity* this) {
this->unk_7c++;
GetNextFrame(super);
if (this->unk_7f) {
super->action = 6;
super->spriteSettings.draw = 0;
this->unk_78.HWORD = 300;
}
}
void sub_080234D8(MoldwormEntity* this) {
if (--this->unk_78.HWORD == 0) {
super->action = 2;
super->palette.b.b0 = 5;
super->direction = Random() & 0x1f;
super->animationState = Direction8ToAnimationState(Direction8RoundUp(super->direction));
sub_08023A88(this, super->animationState);
}
}
void sub_0802351C(MoldwormEntity* this) {
if ((super->timer != 0) && ((super->type2 == 1) || (gPlayerEntity.base.frameIndex == 0xff))) {
super->timer = 0;
super->child->action = 3;
super->child->subtimer = this->unk_80;
InitializeAnimation(super->child, super->child->animationState + 1);
InitializeAnimation(super, super->animationState);
}
if (this->unk_7f == 0) {
if (super->type2 == 0) {
gPlayerEntity.base.animationState = super->animationState & 7;
gPlayerState.flags |= PL_MOLDWORM_CAPTURED;
PositionRelative(super, &gPlayerEntity.base, 0, Q_16_16(gUnk_080CBC90[super->animationState & 7]));
gPlayerEntity.base.spriteOffsetY = -gUnk_080CBC90[super->animationState & 7];
}
} else {
super->action = 4;
}
}
void sub_080235BC(MoldwormEntity* this) {
gUnk_080CBC98[super->action](this);
}
void sub_080235D4(MoldwormEntity* this) {
Entity* parent;
super->action = 1;
parent = super->parent;
super->x.HALF.HI = parent->x.HALF.HI;
super->y.HALF.HI = parent->y.HALF.HI;
sub_080239F0(this);
if (super->type == 1) {
super->animationState = 0x10;
} else {
super->animationState = 0x12;
}
InitializeAnimation(super, super->animationState);
}
void sub_08023604(MoldwormEntity* this) {
if (((u8*)&this->unk_78.split.unk_78)[((MoldwormEntity*)super->parent)->unk_7c & 0xf] != 0x88) {
super->action = 2;
super->timer = 0;
COLLISION_ON(super);
super->spriteSettings.draw = 1;
sub_08023644(this);
}
}
void sub_08023644(MoldwormEntity* this) {
Entity* parent = super->parent;
if (parent->animIndex == 0x17 && super->timer != 0 && super->x.HALF.HI == parent->x.HALF.HI &&
super->y.HALF.HI == parent->y.HALF.HI) {
super->action = 1;
COLLISION_OFF(super);
super->spriteSettings.draw = 0;
super->child->timer = 1;
sub_080239F0(this);
}
if (((MoldwormEntity*)parent)->unk_7c != ((MoldwormEntity*)parent)->unk_7d) {
u8* tmp = &((u8*)&this->unk_78.split.unk_78)[((MoldwormEntity*)parent)->unk_7c & 0xf];
super->x.HALF.HI += (*tmp >> 4) - 8;
super->y.HALF.HI += (*tmp & 0xf) - 8;
super->spriteOrientation.flipY = parent->spriteOrientation.flipY;
super->spriteRendering.b3 = parent->spriteRendering.b3;
super->collisionLayer = parent->collisionLayer;
}
}
void sub_080236F8(MoldwormEntity* this) {
if (--super->subtimer == 0) {
super->action = 2;
super->child->action = 3;
super->child->subtimer = ((MoldwormEntity*)super->parent)->unk_80;
InitializeAnimation(super->child, super->child->animationState + 1);
InitializeAnimation(super, super->animationState);
}
}
void sub_08023730(MoldwormEntity* this) {
gUnk_080CBCA8[super->action](this);
}
void sub_08023748(MoldwormEntity* this) {
Entity* parent;
super->action = 1;
super->animationState = 20;
parent = super->parent;
super->x.HALF.HI = parent->x.HALF.HI;
super->y.HALF.HI = parent->y.HALF.HI;
sub_080239F0(this);
sub_08023A68(this);
}
void sub_0802376C(MoldwormEntity* this) {
Entity* parent = super->parent;
if (parent->spriteSettings.draw == 1 && parent->animIndex < 0x10) {
super->spriteSettings.draw = 1;
GetNextFrame(super);
}
if (((u8*)&this->unk_78.split.unk_78)[((MoldwormEntity*)parent)->unk_7c & 0xf] != 0x88) {
super->action = 2;
super->timer = 0;
COLLISION_ON(super);
((MoldwormEntity*)super->parent)->unk_7f = 1;
sub_08023A88(this, 20);
sub_080237D8(this);
}
}
void sub_080237D8(MoldwormEntity* this) {
Entity* parent = super->parent;
if ((parent->animIndex == 0x17) && (super->timer != 0) && (super->x.HALF.HI == parent->x.HALF.HI) &&
(super->y.HALF.HI == parent->y.HALF.HI)) {
super->action = 1;
COLLISION_OFF(super);
super->spriteSettings.draw = 0;
((MoldwormEntity*)parent)->unk_7f = 1;
sub_080239F0(this);
sub_08023A68(this);
}
if (((MoldwormEntity*)parent)->unk_7c != ((MoldwormEntity*)parent)->unk_7d) {
u8* tmp = &((u8*)&this->unk_78.split.unk_78)[((MoldwormEntity*)parent)->unk_7c & 0xf];
super->x.HALF.HI += (*tmp >> 4) - 8;
super->y.HALF.HI += (*tmp & 0xf) - 8;
super->spriteOrientation.flipY = parent->spriteOrientation.flipY;
super->spriteRendering.b3 = parent->spriteRendering.b3;
super->collisionLayer = parent->collisionLayer;
}
}
void sub_08023894(MoldwormEntity* this) {
if (--super->subtimer == 0) {
super->action = 2;
((MoldwormEntity*)super->parent)->unk_7f = 1;
InitializeAnimation(super, super->animationState);
if (super->parent->type2 == 0) {
gPlayerState.flags |= PL_MOLDWORM_RELEASED;
gPlayerEntity.base.x.HALF.HI = super->x.HALF.HI;
gPlayerEntity.base.y.HALF.HI = super->y.HALF.HI;
gPlayerEntity.base.direction = DirectionRoundUp(GetFacingDirection(this->unk_74, super));
gPlayerEntity.base.animationState = gPlayerEntity.base.direction >> 2;
gPlayerEntity.base.iframes = 12;
ModHealth(-0x10);
SoundReqClipped(&gPlayerEntity.base, SFX_PLY_VO6);
}
}
}
void sub_0802390C(MoldwormEntity* this) {
if (super->contactFlags & 0x80) {
Entity* ent = super->child;
do {
ent->iframes = super->iframes;
} while (ent = ent->child, ent != NULL);
} else {
Entity* ent = super->child;
do {
if (ent->contactFlags & 0x80) {
u8 bVar2 = 0xff - ent->health;
if (bVar2 != 0) {
u32 tmp;
ent->health = 0xff;
tmp = (u8)ent->iframes;
if (super->health >= bVar2) {
super->health -= bVar2;
} else {
super->health = 0;
}
ent = super;
do {
ent->iframes = tmp;
} while (ent = ent->child, ent != NULL);
break;
}
}
} while (ent = ent->child, ent != NULL);
}
}
void sub_08023990(MoldwormEntity* this, u32 param_2, u32 param_3) {
Entity* ent;
super->action = 3;
super->spriteSettings.draw = 1;
super->palette.b.b0 = 0x5;
super->palette.b.b4 = 0x5;
super->spritePriority.b0 = 7;
super->x.HALF.HI = param_2;
super->y.HALF.HI = param_3;
super->collisionLayer = gPlayerEntity.base.collisionLayer;
UpdateSpriteForCollisionLayer(super);
InitializeAnimation(super, 0x16);
ent = super->child;
do {
sub_080239F0((MoldwormEntity*)ent);
CopyPosition(super, ent);
} while (ent = ent->child, ent != NULL);
}
void sub_080239F0(MoldwormEntity* this) {
this->unk_78.split.unk_78 = 0x88;
this->unk_78.split.unk_79 = 0x88;
this->unk_7a = 0x88;
this->unk_7b = 0x88;
this->unk_7c = 0x88;
this->unk_7d = 0x88;
this->unk_7e = 0x88;
this->unk_7f = 0x88;
this->unk_80 = 0x88;
this->unk_81 = 0x88;
this->unk_82 = 0x88;
this->unk_83 = 0x88;
this->unk_84 = 0x88;
this->unk_85 = 0x88;
this->unk_86 = 0x88;
this->unk_87 = 0x88;
}
bool32 sub_08023A38(u32 tileType) {
if (tileType == 0x1a || tileType == 0x29) {
return TRUE;
} else {
tileType = gUnk_080B37A0[tileType];
if (tileType == 9 || tileType == 11 || tileType == 10 || tileType == 12) {
return TRUE;
} else {
return FALSE;
}
}
}
void sub_08023A68(MoldwormEntity* this) {
ChangeObjPalette(super, 5);
super->spritePriority.b0 = 7;
InitializeAnimation(super, 0x17);
}
void sub_08023A88(MoldwormEntity* this, u32 unk) {
ChangeObjPalette(super, 0x22);
super->spritePriority.b0 = 4;
InitializeAnimation(super, unk);
}
void sub_08023AB0(MoldwormEntity* this) {
if (this->unk_7b == 8) {
if (this->unk_7e) {
this->unk_7e--;
} else if (!sub_08023B38(this) || (this->unk_78.HWORD <= 0x1d)) {
super->hitType = 0x85;
this->unk_7b = 0;
this->unk_7e = 30;
InitializeAnimation(super, super->animationState);
}
} else if (this->unk_7e) {
this->unk_7e--;
} else if (this->unk_78.HWORD >= 90 && sub_08023B38(this)) {
super->hitType = 0x87;
this->unk_7b = 8;
this->unk_7e = 10;
InitializeAnimation(super, super->animationState + 8);
}
}
bool32 sub_08023B38(MoldwormEntity* this) {
Entity* entity;
bool32 result;
s32 iVar2;
const s8* ptr;
u32 tmp1;
u32 tmp2;
entity = sub_08049DF4(1);
if (entity == NULL) {
return FALSE;
} else {
tmp1 = (super->x.HALF.HI + (gUnk_080CBCB8[super->animationState * 2 + 0]));
tmp2 = (super->y.HALF.HI + (gUnk_080CBCB8[super->animationState * 2 + 1]));
result = FALSE;
if ((entity->x.HALF.HI - tmp1 + 0x14U < 0x29) && (entity->y.HALF.HI - tmp2 + 0x14U < 0x29)) {
result = TRUE;
}
return result;
}
}
// clang-format off
void (*const Moldworm_Functions[])(MoldwormEntity*) = {
Moldworm_OnTick,
Moldworm_OnCollision,
Moldworm_OnKnockback,
(void (*)(MoldwormEntity*))GenericDeath,
(void (*)(MoldwormEntity*))GenericConfused,
Moldworm_OnGrabbed,
};
void (*const gUnk_080CBC50[])(MoldwormEntity*) = {
sub_080231BC,
nullsub_136,
sub_08023288,
sub_08023330,
sub_08023398,
sub_080234A4,
sub_080234D8,
sub_0802351C,
};
const s8 gUnk_080CBC70[] = {
0x00, 0xd0, 0x00, 0x30,
0xd0, 0x00, 0x30, 0x00,
0xe0, 0xe0, 0xe0, 0x20,
0x20, 0xe0, 0x20, 0x20,
0xf0, 0xe0, 0x10, 0xe0,
0xf0, 0x20, 0x10, 0x20,
0xe0, 0xf0, 0x20, 0xf0,
0xe0, 0x10, 0x20, 0x10,
};
const s8 gUnk_080CBC90[] = {
0xff, 0xff, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff,
};
void (*const gUnk_080CBC98[])(MoldwormEntity*) = {
sub_080235D4,
sub_08023604,
sub_08023644,
sub_080236F8,
};
void (*const gUnk_080CBCA8[])(MoldwormEntity*) = {
sub_08023748,
sub_0802376C,
sub_080237D8,
sub_08023894,
};
const s8 gUnk_080CBCB8[] = {
0x00, 0xe4, 0x14, 0xec,
0x1c, 0x00, 0x14, 0x14,
0x00, 0x1c, 0xec, 0x14,
0xe4, 0x00, 0xec, 0xec,
};
// clang-format on