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tmc/src/enemy/madderpillar.c
T
octorock aced0bef69 Rename metaTiles 
Now the 16x16 tiles are just called tiles and the 8x8 tiles are called subTiles.
2024-01-06 15:01:44 +01:00

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/**
* @file madderpillar.c
* @ingroup Enemies
*
* @brief Madderpillar enemy
*/
#include "enemy.h"
#include "functions.h"
#include "hitbox.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ u8 unused1[12];
/*0x74*/ u8 unk_74;
/*0x75*/ u8 unk_75;
/*0x76*/ u8 unused2[1];
/*0x77*/ u8 unk_77;
/*0x78*/ union SplitHWord unk_78;
/*0x7a*/ union SplitHWord unk_7a;
/*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;
} MadderpillarEntity;
void sub_08029E0C(MadderpillarEntity* this);
void sub_08029EEC(MadderpillarEntity* this);
void sub_0802A098(MadderpillarEntity* this);
void sub_0802A16C(MadderpillarEntity* this);
void sub_0802A058(MadderpillarEntity* this);
bool32 sub_0802A14C(MadderpillarEntity* this);
void sub_0802A18C(MadderpillarEntity* this);
bool32 sub_08029FE4(MadderpillarEntity* this);
void sub_08029FB4(MadderpillarEntity* this, u32, u32);
void sub_0802A0F8(MadderpillarEntity* this);
void sub_08029F0C(MadderpillarEntity* this);
extern s16 gUnk_080B4488[];
extern void (*const gUnk_080CCD44[])(MadderpillarEntity*);
extern void (*const Madderpillar_Functions[])(MadderpillarEntity*);
extern void (*const gUnk_080CCD78[])(MadderpillarEntity*);
extern void (*const gUnk_080CCD88[])(MadderpillarEntity*);
extern const u8 gUnk_080CCDA0[];
extern void (*const gUnk_080CCDA8[])(MadderpillarEntity*);
extern const u8 gUnk_080CCDC8[];
extern const u16 gUnk_080CCDD4[];
void Madderpillar(MadderpillarEntity* this) {
gUnk_080CCD44[super->type](this);
}
void sub_08029870(MadderpillarEntity* this) {
Madderpillar_Functions[GetNextFunction(super)](this);
}
void Madderpillar_OnTick(MadderpillarEntity* this) {
gUnk_080CCD78[super->action](this);
}
void Madderpillar_OnCollision(MadderpillarEntity* this) {
if (super->action == 1) {
switch (super->contactFlags & 0x7f) {
case 0:
case 1:
case 2:
case 3:
case 0xf:
case 0x13:
case 0x1b:
case 0x1e:
break;
default:
super->action = 2;
super->timer = 0;
super->hitType = 0x6b;
this->unk_77 = 0;
ChangeObjPalette(super, 0x7f);
EnqueueSFX(SFX_HIT);
super->child->action = 2;
break;
}
}
EnemyFunctionHandlerAfterCollision(super, Madderpillar_Functions);
}
void Madderpillar_OnDeath(MadderpillarEntity* this) {
if (super->subtimer) {
super->subtimer--;
} else {
GenericDeath(super);
}
}
void Madderpillar_OnGrabbed(MadderpillarEntity* this) {
/* ... */
}
void sub_0802999C(MadderpillarEntity* this) {
if (gEntCount < 0x44) {
Entity *ent1, *ent2, *ent3, *ent4, *ent5, *ent6;
ent1 = CreateEnemy(MADDERPILLAR, 1);
ent1->parent = super;
PositionRelative(super, ent1, 0, 5);
super->child = ent1;
ent2 = CreateEnemy(MADDERPILLAR, 2);
ent2->parent = super;
PositionRelative(super, ent2, 0, 4);
ent1->child = ent2;
ent3 = CreateEnemy(MADDERPILLAR, 3);
ent3->parent = super;
PositionRelative(super, ent3, 0, 3);
ent2->child = ent3;
ent4 = CreateEnemy(MADDERPILLAR, 4);
ent4->parent = super;
PositionRelative(super, ent4, 0, 2);
ent3->child = ent4;
ent5 = CreateEnemy(MADDERPILLAR, 5);
ent5->parent = super;
PositionRelative(super, ent5, 0, 1);
ent4->child = ent5;
ent6 = CreateEnemy(MADDERPILLAR, 6);
ent6->child = super;
ent6->parent = super;
PositionRelative(super, ent6, 0, 0);
ent5->child = ent6;
super->action = 1;
COLLISION_ON(super);
super->direction = DirectionRound(Random());
super->speed = 0xa0;
super->animationState = 0xff;
super->y.WORD += 6;
super->parent = super;
this->unk_74 = 0xff;
this->unk_75 = 0;
this->unk_77 = 1;
sub_08029E0C(this);
sub_08029EEC(this);
}
}
void sub_08029A94(MadderpillarEntity* this) {
UpdateAnimationSingleFrame(super);
sub_0802A098(this);
}
void sub_08029AA4(MadderpillarEntity* this) {
if (this->unk_77 != 0) {
super->action = 3;
super->speed = 0x108;
super->hitType = 0x6a;
this->unk_7a.HWORD = 0x168;
this->unk_75 = 4;
sub_08029EEC(this);
EnqueueSFX(SFX_19D);
}
}
void sub_08029AE0(MadderpillarEntity* this) {
UpdateAnimationSingleFrame(super);
sub_0802A16C(this);
sub_0802A098(this);
if (--this->unk_7a.HWORD == 0) {
super->action = 1;
super->speed = 0xa0;
this->unk_75 = 0;
sub_08029EEC(this);
ChangeObjPalette(super, 0x77);
EnqueueSFX(SFX_182);
}
}
void sub_08029B2C(MadderpillarEntity* this) {
if (sub_0802A14C(this)) {
if (this->unk_86) {
if (--super->timer == 0) {
CreateFx(super, FX_GIANT_EXPLOSION3, 0);
DeleteEntity(super);
}
} else {
COLLISION_OFF(super);
super->timer = -(super->type * 15 - 90);
this->unk_86 = 1;
}
} else {
gUnk_080CCD88[super->action](this);
}
}
void sub_08029B90(MadderpillarEntity* this) {
super->action = 1;
super->spriteSettings.draw = 1;
sub_0802A058(this);
if (super->type < 2) {
InitializeAnimation(super, 0);
} else {
InitializeAnimation(super, 4);
}
}
void sub_08029BC4(MadderpillarEntity* this) {
u32 uVar1;
u32 uVar2;
sub_0802A18C(this);
uVar1 = super->x.HALF.HI;
uVar2 = super->y.HALF.HI;
if (sub_08029FE4(this)) {
u32 index;
if (super->type < 2) {
index = 0;
} else {
index = 4;
}
InitializeAnimation(super, super->animationState + index);
}
sub_08029FB4(this, super->x.HALF.HI - uVar1, super->y.HALF.HI - uVar2);
}
void sub_08029C08(MadderpillarEntity* this) {
super->action = 3;
super->timer = gUnk_080CCDA0[super->type];
super->hitType = 0x6b;
super->child->action = 2;
}
void sub_08029C2C(MadderpillarEntity* this) {
if (--super->timer == 0) {
super->action = 4;
ChangeObjPalette(super, 0x7f);
EnqueueSFX(SFX_MENU_CANCEL);
}
}
void sub_08029C50(MadderpillarEntity* this) {
if (((MadderpillarEntity*)super->parent)->unk_77 != 0) {
super->action = 5;
super->hitType = 0x6a;
}
}
void sub_08029C6C(MadderpillarEntity* this) {
sub_0802A18C(this);
sub_08029BC4(this);
if (super->parent->action != 3) {
super->action = 1;
ChangeObjPalette(super, 0x77);
} else {
sub_0802A16C(this);
}
}
void sub_08029C98(MadderpillarEntity* this) {
if (sub_0802A14C(this)) {
CreateFx(super, FX_GIANT_EXPLOSION3, 0);
DeleteEntity(super);
} else {
gUnk_080CCDA8[super->action](this);
}
}
void sub_08029CCC(MadderpillarEntity* this) {
super->action = 1;
super->spriteSettings.draw = 1;
sub_0802A058(this);
InitializeAnimation(super, 8);
}
void sub_08029CF0(MadderpillarEntity* this) {
if (sub_08029FE4(this)) {
InitializeAnimation(super, super->animationState + 8);
}
}
void sub_08029D08(MadderpillarEntity* this) {
super->action = 3;
super->timer = 71;
}
void sub_08029D14(MadderpillarEntity* this) {
if (super->timer != 0) {
if (--super->timer == 0) {
InitializeAnimation(super, super->animationState + 0xc);
ChangeObjPalette(super, 0x7f);
EnqueueSFX(SFX_MENU_CANCEL);
}
} else {
GetNextFrame(super);
if (super->frame & ANIM_DONE) {
super->action = 4;
super->timer = 120;
super->hitType = 0x6c;
super->hitbox = (Hitbox*)&gUnk_080FD298;
EnqueueSFX(SFX_6B);
}
}
}
void sub_08029D78(MadderpillarEntity* this) {
sub_0802A0F8(this);
if (--super->timer == 0) {
super->action = 5;
super->hitType = 0x6a;
super->hitbox = (Hitbox*)&gUnk_080FD2A0;
InitializeAnimation(super, super->animationState + 0x10);
}
}
void sub_08029DAC(MadderpillarEntity* this) {
GetNextFrame(super);
if (super->frame & ANIM_DONE) {
super->action = 6;
((MadderpillarEntity*)super->parent)->unk_77 = 1;
InitializeAnimation(super, super->animationState + 8);
}
}
void sub_08029DDC(MadderpillarEntity* this) {
super->action = 7;
}
void sub_08029DE4(MadderpillarEntity* this) {
sub_08029CF0(this);
if (super->parent->action != 3) {
super->action = 1;
ChangeObjPalette(super, 0x77);
} else {
sub_0802A16C(this);
}
}
void sub_08029E0C(MadderpillarEntity* this) {
u32 tilePos;
s32 uVar4;
s32 iVar3;
u32 i;
u32 uVar2;
const u8* ptr;
u32 local_24;
u32 dir;
uVar2 = (super->direction >> 3) * 3;
ptr = &gUnk_080CCDC8[uVar2];
uVar4 = (Random() & 1) * 2 - 1;
iVar3 = ((s32)Random() & 0xf) % 3;
tilePos = COORD_TO_TILE(super);
for (i = 0; i < 3; i++) {
dir = ptr[iVar3];
if (GetCollisionDataAtTilePos(gUnk_080B4488[dir >> 3] + tilePos, super->collisionLayer) == 0) {
local_24 = dir;
if (super->direction - this->unk_74 != dir - super->direction)
break;
}
iVar3 = (iVar3 + uVar4 + 3) % 3;
}
if (i == 3) {
dir = local_24;
}
if (this->unk_74 != super->direction) {
this->unk_74 = super->direction;
}
super->direction = dir;
sub_08029F0C(this);
}
void sub_08029EEC(MadderpillarEntity* this) {
u32 uVar1 = (super->direction >> 3) + this->unk_75;
if (uVar1 != super->animationState) {
super->animationState = uVar1;
InitAnimationForceUpdate(super, uVar1);
}
}
void sub_08029F0C(MadderpillarEntity* this) {
switch (super->direction >> 3) {
case 0: // UP
this->unk_78.HWORD = super->y.HALF.HI - 0x10;
break;
case 1: // RIGHT
this->unk_78.HWORD = super->x.HALF.HI + 0x10;
break;
case 2: // DOWN
this->unk_78.HWORD = super->y.HALF.HI + 0x10;
break;
case 3: // LEFT
this->unk_78.HWORD = super->x.HALF.HI - 0x10;
break;
}
}
bool32 sub_08029F48(MadderpillarEntity* this) {
switch (super->direction >> 3) {
case 0: // UP
if (super->y.HALF.HI <= this->unk_78.HWORD) {
super->y.HALF.HI = this->unk_78.HWORD;
return TRUE;
}
break;
case 1: // RIGHT
if (super->x.HALF.HI >= this->unk_78.HWORD) {
super->x.HALF.HI = this->unk_78.HWORD;
return TRUE;
}
break;
case 2: // DOWN
if (super->y.HALF.HI >= this->unk_78.HWORD) {
super->y.HALF.HI = this->unk_78.HWORD;
return TRUE;
}
break;
case 3: // LEFT
if (super->x.HALF.HI <= this->unk_78.HWORD) {
super->x.HALF.HI = this->unk_78.HWORD;
return TRUE;
}
break;
}
return FALSE;
}
void sub_08029FB4(MadderpillarEntity* this, u32 x, u32 y) {
u8* dst = (u8*)&((MadderpillarEntity*)super->child)->unk_78;
s32 unk = ((MadderpillarEntity*)super->parent)->unk_7e;
u8 idx = unk % 0xe;
dst[idx] = ((x + 8) & 0xf) | (((y + 8) & 0xf) << 4);
}
/* The optimizer is strong within you. */
bool32 sub_08029FE4(MadderpillarEntity* this) {
u8 state;
u8* dst = (u8*)&this->unk_78;
s32 unk = ((MadderpillarEntity*)super->parent)->unk_7e + 1;
s8 iVar6 = (dst[unk % 0xe] & 0xf) - 8;
s8 iVar5 = (dst[unk % 0xe] >> 4) - 8;
super->x.HALF.HI += iVar6;
super->y.HALF.HI += iVar5;
GetNextFrame(super);
state = 0xff;
if (iVar6 != 0) {
if (0 < iVar6) {
state = 1;
} else {
state = 3;
}
}
if (iVar5 != 0) {
if (0 < iVar5) {
state = 2;
} else {
state = 0;
}
}
if (state != 0xff && state != super->animationState) {
super->animationState = state;
return TRUE;
} else {
return FALSE;
}
}
void sub_0802A058(MadderpillarEntity* this) {
this->unk_78.HALF.LO = 0x88;
this->unk_78.HALF.HI = 0x88;
this->unk_7a.HALF.LO = 0x88;
this->unk_7a.HALF.HI = 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;
}
void sub_0802A098(MadderpillarEntity* this) {
u32 uVar1;
u32 uVar2;
s32 unk = (++this->unk_7e, this->unk_7e);
u8 idx = unk % 0xe;
if (idx == 0) {
this->unk_7e = 0;
}
uVar1 = super->x.HALF.HI;
uVar2 = super->y.HALF.HI;
ProcessMovement0(super);
if (sub_08029F48(this)) {
sub_08029E0C(this);
sub_08029EEC(this);
EnqueueSFX(SFX_PLACE_OBJ);
}
sub_08029FB4(this, super->x.HALF.HI - uVar1, super->y.HALF.HI - uVar2);
}
void sub_0802A0F8(MadderpillarEntity* this) {
if (super->health != 0) {
if ((super->contactFlags & CONTACT_NOW) && super->iframes != 0) {
Entity* entity = super;
u32 i;
for (i = 0; i < 6; i++) {
entity = entity->child;
entity->iframes = super->iframes;
}
}
} else {
super->parent->flags &= ~ENT_COLLIDE;
super->parent->health = 0;
super->parent->subtimer = 105;
}
}
bool32 sub_0802A14C(MadderpillarEntity* this) {
u32 ret = FALSE;
if (super->parent->health == 0 || this->unk_86) {
ret = TRUE;
} else {
ret = FALSE;
}
return ret;
}
void sub_0802A16C(MadderpillarEntity* this) {
ChangeObjPalette(super, gUnk_080CCDD4[((MadderpillarEntity*)super->parent)->unk_7a.HWORD >> 2 & 3]);
}
void sub_0802A18C(MadderpillarEntity* this) {
if (super->contactFlags & CONTACT_NOW) {
switch (super->contactFlags & 0x7f) {
case 0:
case 1:
case 2:
case 3:
case 0xf:
case 0x13:
case 0x1b:
case 0x1e:
break;
default:
EnqueueSFX(SFX_12E);
break;
}
}
}
// clang-format off
void (*const gUnk_080CCD44[])(MadderpillarEntity*) = {
sub_08029870,
sub_08029B2C,
sub_08029B2C,
sub_08029B2C,
sub_08029B2C,
sub_08029B2C,
sub_08029C98,
};
void (*const Madderpillar_Functions[])(MadderpillarEntity*) = {
Madderpillar_OnTick,
Madderpillar_OnCollision,
Madderpillar_OnTick,
Madderpillar_OnDeath,
(void (*)(MadderpillarEntity*))GenericConfused,
Madderpillar_OnGrabbed,
};
void (*const gUnk_080CCD78[])(MadderpillarEntity*) = {
sub_0802999C,
sub_08029A94,
sub_08029AA4,
sub_08029AE0,
};
void (*const gUnk_080CCD88[])(MadderpillarEntity*) = {
sub_08029B90,
sub_08029BC4,
sub_08029C08,
sub_08029C2C,
sub_08029C50,
sub_08029C6C,
};
const u8 gUnk_080CCDA0[] = {
0x00, 0x24,
0x30,
0x3A,
0x41,
0x45,
0x00,
0x00,
};
void (*const gUnk_080CCDA8[])(MadderpillarEntity*) = {
sub_08029CCC,
sub_08029CF0,
sub_08029D08,
sub_08029D14,
sub_08029D78,
sub_08029DAC,
sub_08029DDC,
sub_08029DE4,
};
const u8 gUnk_080CCDC8[] = {
0x08, 0x00,
0x18, 0x00,
0x10, 0x08,
0x10, 0x08,
0x18, 0x00,
0x18, 0x10,
};
const u16 gUnk_080CCDD4[] = {
0x80, 0x81,
0x82, 0x81,
};
// clang-format on
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