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tmc/src/object/smallIceBlock.c

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/**
* @file smallIceBlock.c
* @ingroup Objects
*
* @brief Small Ice Block object
*/
#define NENT_DEPRECATED
#include "global.h"
#include "object.h"
#include "functions.h"
#include "hitbox.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ u8 unk_68[0x4];
/*0x6c*/ u16 unk_6c;
/*0x6e*/ u8 unk_6e[0x2];
/*0x70*/ u16 unk_70;
/*0x72*/ u8 unk_72[0x14];
/*0x86*/ u16 unk_86;
} SmallIceBlockEntity;
extern const s16 gUnk_080B4488[];
void sub_080996AC(SmallIceBlockEntity*);
void sub_08099468(SmallIceBlockEntity*);
bool32 sub_0809963C(SmallIceBlockEntity*);
u32 sub_08099618(u32);
void sub_080994B8(SmallIceBlockEntity*);
void SmallIceBlock_Action3(SmallIceBlockEntity*);
bool32 sub_0809953C(SmallIceBlockEntity*);
void sub_0809969C(SmallIceBlockEntity*);
extern void (*const gUnk_08123734[])(SmallIceBlockEntity*);
extern const u16 gUnk_08123748[];
extern const u16 gUnk_08123750[];
void SmallIceBlock(SmallIceBlockEntity* this) {
if (super->type < 3) {
gUnk_08123734[super->action](this);
} else {
sub_080996AC(this);
}
}
void SmallIceBlock_Init(SmallIceBlockEntity* this) {
Entity* obj;
switch (super->type) {
case 0:
case 1:
case 2:
if (CheckFlags(this->unk_86)) {
DeleteThisEntity();
}
}
super->action = 1;
super->flags |= 0x80;
super->updatePriority = 3;
super->field_0x3c = 7;
super->hurtType = 0x48;
super->hitType = 1;
super->flags2 = 0x80;
super->hitbox = (Hitbox*)&gUnk_080FD408;
sub_08099468(this);
InitializeAnimation(super, super->type);
obj = CreateObject(SMALL_ICE_BLOCK, 3, 0);
if (obj != NULL) {
obj->parent = super;
}
}
void SmallIceBlock_Action1(SmallIceBlockEntity* this) {
u32 tileType;
Entity* obj;
if (sub_0809963C(this)) {
super->action = 3;
super->actionDelay = 0;
EnqueueSFX(SFX_ICE_BLOCK_MELT);
SmallIceBlock_Action3(this);
if (super->type == 0) {
SetFlag(this->unk_86);
}
} else {
if (!sub_0800442E(super)) {
tileType = GetTileType(this->unk_70, super->collisionLayer);
if (tileType != 0x405a) {
switch (sub_08099618(tileType)) {
case 1:
super->action = 2;
super->actionDelay = 0x16;
super->direction = ((tileType - 0x5b) & 3) << 3;
super->speed = 0x20;
sub_080994B8(this);
break;
case 0:
obj = CreateObject(SPECIAL_FX, 0xd, 0);
if (obj != NULL) {
CopyPosition(super, obj);
}
SetTile(this->unk_6c, this->unk_70, super->collisionLayer);
DeleteEntity(super);
break;
case 2:
this->unk_6c = (u16)tileType;
break;
}
}
}
}
}
void SmallIceBlock_Action2(SmallIceBlockEntity* this) {
if (sub_0809953C(this)) {
super->action = 1;
sub_08099468(this);
EnqueueSFX(SFX_ICE_BLOCK_STOP);
}
}
void SmallIceBlock_Action3(SmallIceBlockEntity* this) {
if (sub_0809963C(this) == 0) {
if (super->actionDelay >= 2) {
super->actionDelay -= 2;
} else {
super->actionDelay = 0;
}
if (super->actionDelay == 0) {
super->action = 1;
sub_0805EC60(super);
return;
}
} else {
super->actionDelay++;
}
sub_0805EC9C(super, 0x100, gUnk_08123748[super->actionDelay >> 5], 0);
if (super->type == 1) {
CreateGroundItemWithFlags(super, 0x53, 0, this->unk_86);
SoundReq(SFX_SECRET);
} else if (super->type == 2) {
CreateGroundItemWithFlags(super, 0x52, 0, this->unk_86);
SoundReq(SFX_SECRET);
}
super->action = 4;
super->actionDelay = 0x3c;
super->flags &= 0x7f;
}
void SmallIceBlock_Action4(SmallIceBlockEntity* this) {
Entity* obj;
s32 rand;
s32 x;
s32 y;
if (--super->actionDelay == 0) {
DeleteThisEntity();
} else {
if (super->actionDelay == 0x30) {
SetTile(this->unk_6c, this->unk_70, super->collisionLayer);
}
sub_0805EC9C(super, 0x100, (0x3c - super->actionDelay) * 0x20 + 0x100, 0);
if ((super->actionDelay & 1) != 0) {
obj = CreateObject(SPECIAL_FX, 0x11, 0x40);
if (obj != NULL) {
rand = Random();
x = ((rand >> 0x10) % 9) - 4;
y = rand & 0xf;
obj->spritePriority.b0 = 3;
PositionRelative(super, obj, x * 0x10000, -y * 0x10000);
}
}
}
}
void sub_08099468(SmallIceBlockEntity* this) {
this->unk_70 = COORD_TO_TILE(super);
this->unk_6c = GetTileIndex(this->unk_70, super->collisionLayer);
SetTile(0x405a, this->unk_70, super->collisionLayer);
}
void sub_080994B8(SmallIceBlockEntity* this) {
u16 tileType;
EnqueueSFX(SFX_ICE_BLOCK_SLIDE);
SetTile(this->unk_6c, this->unk_70, super->collisionLayer);
if ((super->collisionLayer == 2) && (GetTileType(this->unk_70, 1) == 0x405a)) {
sub_08000152(0x310, this->unk_70, 1);
}
tileType = GetTileType(this->unk_70 + gUnk_080B4488[super->direction >> 3], super->collisionLayer);
if (tileType == 0x79 || tileType == 0x77) {
super->spriteOffsetY = -2;
}
}
bool32 sub_0809953C(SmallIceBlockEntity* this) {
u8 bVar1;
u8 uVar2;
u32 uVar3;
u16 uVar4;
uVar3 = sub_0800442E(super);
if (uVar3 != 0) {
return 0;
}
ProcessMovement2(super);
sub_0800445C(super);
if (super->actionDelay != 0) {
super->speed += 0x10;
if (--super->actionDelay == 0) {
super->speed = 0x200;
}
}
switch (super->direction >> 3) {
case 0:
if ((super->collisions & 0xe) == 0) {
return 0;
}
if ((u32)(super->y.HALF.HI & 0xf) - 7 < 3) {
super->y.HALF.HI = (super->y.HALF.HI & 0xfff0) + 8;
return 1;
}
sub_0809969C(this);
break;
case 1:
if ((super->collisions & 0xe000) == 0) {
return FALSE;
}
if ((u32)(super->x.HALF.HI & 0xf) - 7 < 3) {
super->x.HALF.HI = (super->x.HALF.HI & 0xfff0) + 8;
return TRUE;
}
sub_0809969C(this);
break;
case 2:
if ((super->collisions & 0xe0) == 0) {
return FALSE;
}
if ((u32)(super->y.HALF.HI & 0xf) - 7 < 3) {
super->y.HALF.HI = (super->y.HALF.HI & 0xfff0) + 8;
return TRUE;
}
sub_0809969C(this);
break;
default:
if ((super->collisions & 0xe00) != 0) {
if ((u32)(super->x.HALF.HI & 0xf) - 7 < 3) {
super->x.HALF.HI = (super->x.HALF.HI & 0xfff0) + 8;
return TRUE;
}
sub_0809969C(this);
}
break;
}
return FALSE;
}
u32 sub_08099618(u32 param_1) {
const u16* it;
for (it = gUnk_08123750; *it != 0; it += 2) {
if (*it == param_1) {
return it[1];
}
}
return 0;
}
bool32 sub_0809963C(SmallIceBlockEntity* this) {
u16* var;
u16 x;
u16 y;
if (super->type2 != 0) {
var = (u16*)GetCurrentRoomProperty(super->type2);
if (CheckFlags(var[0])) {
x = var[1] + gRoomControls.origin_x;
y = var[2] + gRoomControls.origin_y;
if (var[3] >= (u32)(super->x.HALF.HI - x) && var[4] >= (u32)(super->y.HALF.HI - y)) {
return TRUE;
}
}
}
if (super->bitfield == 0x87) {
return TRUE;
}
return FALSE;
}
void sub_0809969C(SmallIceBlockEntity* this) {
CreateFx(super, 0xd, 0);
DeleteThisEntity();
}
void sub_080996AC(SmallIceBlockEntity* this) {
if ((super->parent)->next == NULL) {
DeleteThisEntity();
}
if (super->action == 0) {
super->action = 1;
InitializeAnimation(super, 3);
}
if ((super->parent)->action < 3) {
super->spriteSettings.draw = 1;
if ((super->frame & 1) != 0) {
super->frame = 0;
super->frameDuration = (Random() & 0x78) + 0x78;
}
GetNextFrame(super);
CopyPositionAndSpriteOffset(super->parent, super);
super->y.HALF.HI += 1;
super->spriteOffsetY -= 0x11;
} else {
super->spriteSettings.draw = 0;
}
}
void (*const gUnk_08123734[])(SmallIceBlockEntity*) = {
SmallIceBlock_Init, SmallIceBlock_Action1, SmallIceBlock_Action2, SmallIceBlock_Action3, SmallIceBlock_Action4,
};
const u16 gUnk_08123748[] = {
256,
264,
271,
277,
};
const u16 gUnk_08123750[] = {
0x405b, 1, 0x405c, 1, 0x405d, 1, 0x405e, 1, 0x7a, 2, 0x78, 2, 0,
};
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