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/**
* @file v1FireProjectile.c
* @ingroup Projectiles
*
* @brief V1 Fire Projectile
*/
#include "enemy.h"
#include "sound.h"
#include "entity.h"
#include "player.h"
#include "room.h"
#include "physics.h"
#include "asm.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ u8 unused1[14];
/*0x76*/ u16 tilePos;
} V1FireProjectileEntity;
extern void (*const V1FireProjectile_Functions[])(V1FireProjectileEntity*);
extern void (*const V1FireProjectile_Actions[])(V1FireProjectileEntity*);
extern const s8 gUnk_0812A4EC[];
void sub_080AB4A4(V1FireProjectileEntity*);
s8* sub_080AB4F8(Entity*);
void V1FireProjectile(V1FireProjectileEntity* this) {
V1FireProjectile_Functions[GetNextFunction(super)](this);
}
void V1FireProjectile_OnTick(V1FireProjectileEntity* this) {
V1FireProjectile_Actions[super->action](this);
}
void V1FireProjectile_OnCollision(V1FireProjectileEntity* this) {
if ((super->contactFlags & CONTACT_NOW) != 0) {
super->action = 3;
COLLISION_OFF(super);
InitializeAnimation(super, 0x53);
if ((super->contactFlags & 0x7f) == 0) {
ModHealth(-4);
}
}
}
void V1FireProjectile_Init(V1FireProjectileEntity* this) {
s32 iVar2;
u32 rnd;
u32 x;
u32 y;
s8* data;
super->action = 1;
super->zVelocity = Q_16_16(-1.0);
this->tilePos = TILE(super->x.HALF.HI, super->y.HALF.HI);
CopyPosition(super->parent, super);
LinearMoveDirection(super, 0x1000, super->direction);
super->spritePriority.b0 = 1;
super->z = super->parent->z;
InitializeAnimation(super, 0x51);
SoundReq(SFX_1B5);
data = sub_080AB4F8(super);
x = super->x.HALF.HI + data[0];
y = super->y.HALF.HI + data[1];
iVar2 = sub_080041DC(super, x, y);
rnd = Random() & 0x1ff;
if ((gRoomTransition.frameCount & 1U) != 0) {
iVar2 += rnd;
if (0x400 < iVar2) {
iVar2 = 0x400;
}
} else {
iVar2 -= rnd;
if (iVar2 < 0x20) {
iVar2 = 0x20;
}
}
super->zVelocity = (super->z.WORD / (iVar2 << 8)) << 0xd;
super->direction = sub_080045B4(super, x, y);
}
void V1FireProjectile_Action1(V1FireProjectileEntity* this) {
GetNextFrame(super);
LinearMoveUpdate(super);
if (GravityUpdate(super, 0) == 0) {
super->action = 2;
super->timer = 15;
InitializeAnimation(super, 0x54);
sub_080AB4A4(this);
} else {
if (++super->timer > 0xe0) {
DeleteThisEntity();
}
}
}
void V1FireProjectile_Action2(V1FireProjectileEntity* this) {
GetNextFrame(super);
if ((super->frame & ANIM_DONE) != 0) {
super->action = 3;
COLLISION_OFF(super);
InitializeAnimation(super, 0x53);
}
}
void V1FireProjectile_Action3(V1FireProjectileEntity* this) {
GetNextFrame(super);
if ((super->frame & ANIM_DONE) != 0) {
DeleteThisEntity();
}
}
void sub_080AB4A4(V1FireProjectileEntity* this) {
u32 oldTilePos;
u32 tilePos;
oldTilePos = this->tilePos;
tilePos = TILE(super->x.HALF.HI, super->y.HALF.HI);
if (oldTilePos != tilePos) {
this->tilePos = tilePos;
switch (GetTileTypeAtEntity(super)) {
case 0x13:
case 0x34:
sub_0807B7D8(0x34c, this->tilePos, super->collisionLayer);
break;
}
}
}
s8* sub_080AB4F8(Entity* this) {
return (s8*)&gUnk_0812A4EC[this->type << 5 | this->subtimer << 1];
}
void (*const V1FireProjectile_Functions[])(V1FireProjectileEntity*) = {
V1FireProjectile_OnTick,
V1FireProjectile_OnCollision,
(void (*)(V1FireProjectileEntity*))DeleteEntity,
(void (*)(V1FireProjectileEntity*))DeleteEntity,
(void (*)(V1FireProjectileEntity*))DeleteEntity,
};
void (*const V1FireProjectile_Actions[])(V1FireProjectileEntity*) = {
V1FireProjectile_Init,
V1FireProjectile_Action1,
V1FireProjectile_Action2,
V1FireProjectile_Action3,
};
const s8 gUnk_0812A4EC[] = { 16, 0, 64, -48, 80, -32, 80, 0, 80, 32, 64, 48, 32, 16, 48, 0, 32, -16,
80, -64, 80, -64, 32, 0, 48, -32, 64, -16, 64, 16, 48, 32, 16, 16, 64, 16,
64, 32, 48, 48, 32, 64, 16, 64, 16, 32, 32, 16, 80, 16, 80, 48, 64, 64,
48, 80, 16, 80, 16, 48, 32, 32, 48, 16, 0, 16, -48, 48, -32, 64, 32, 64,
48, 48, 80, 80, 0, 80, -80, 80, 0, 32, 64, 64, 48, 80, -48, 80, -64, 64,
-16, 16, 0, 48, 16, 16, -16, 16, -64, 16, -64, 32, -48, 48, -32, 64, -16, 64,
-16, 32, -32, 16, -80, 16, -80, 48, -64, 64, -48, 80, -16, 80, -16, 48, -32, 32,
-48, 16, -16, 0, -64, -48, -80, -32, -80, 0, -80, 32, -64, 48, -32, 16, -48, 0,
-32, -16, -80, -64, -80, -64, -32, 0, -48, -32, -64, -16, -64, 16, -48, 32 };
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