tmc/src/projectile/spikedRollers.c

101 lines
2.3 KiB
C

/**
* @file spikedRollers.c
* @ingroup Projectiles
*
* @brief Spiked Rollers Projectile
*/
#define NENT_DEPRECATED
#include "entity.h"
#include "functions.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ s16 x2;
/*0x6a*/ s16 y2;
/*0x6c*/ s16 unk_0x6c;
/*0x6e*/ u8 fill[0x16];
/*0x84*/ u16 unk_0x84;
/*0x86*/ u16 speed2;
} SpikedRollersEntity;
static void (*const SpikedRollers_Actions[])(SpikedRollersEntity*);
static const u8 gSpikedRollersOffsets[];
void SpikedRollers(SpikedRollersEntity* this) {
SpikedRollers_Actions[super->action](this);
}
void SpikedRollers_Init(SpikedRollersEntity* this) {
s32 val;
super->action++;
super->speed = this->speed2;
this->x2 = super->x.HALF.HI;
this->y2 = super->y.HALF.HI;
this->unk_0x6c = this->unk_0x84;
if (super->type <= 6) {
super->type2 = 0;
} else {
super->type2 = 1;
}
val = gSpikedRollersOffsets[super->type];
if (super->type2 == 0) {
super->direction = 8;
super->y.HALF.HI += val;
} else {
super->direction = 0x10;
super->x.HALF.HI += val;
}
InitializeAnimation(super, super->type);
}
void SpikedRollers_Action1(SpikedRollersEntity* this) {
s32 diff, unk_0x6c;
ProcessMovement3(super);
if (super->type2 == 0) {
diff = super->x.HALF.HI - this->x2;
} else {
diff = super->y.HALF.HI - this->y2;
}
unk_0x6c = this->unk_0x6c;
if (unk_0x6c < 0) {
diff = -diff;
unk_0x6c = -unk_0x6c;
}
if ((u32)(diff << 0x10) > (unk_0x6c << 0x10)) {
super->direction ^= 0x10;
if (super->type2 == 0) {
super->x.HALF.HI = this->x2;
super->spriteSettings.flipX ^= 1;
} else {
super->y.HALF.HI = this->y2;
super->spriteSettings.flipY ^= 1;
}
if (diff > 0) {
if (super->type2 == 0) {
super->x.HALF.HI += this->unk_0x6c;
} else {
super->y.HALF.HI += this->unk_0x6c;
}
}
}
GetNextFrame(super);
}
static void (*const SpikedRollers_Actions[])(SpikedRollersEntity*) = {
SpikedRollers_Init,
SpikedRollers_Action1,
};
static const u8 gSpikedRollersOffsets[] = {
8, 16, 24, 32, 40, 48, 56, 16, 24, 32, 40, 48, 56, 64,
};