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tmc/src/code_08049DF4.c

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#define NENT_DEPRECATED
#include "asm.h"
#include "entity.h"
#include "functions.h"
#include "player.h"
#include "room.h"
extern Entity* gUnk_020000B0;
extern Entity* (*const gUnk_080D3BE8[])(void);
extern void ReplaceMonitoredEntity(Entity*, Entity*);
Entity* sub_08049DF4(u32 arg0) {
if (gUnk_020000B0 != NULL) {
return gUnk_020000B0;
}
return gUnk_080D3BE8[arg0]();
}
Entity* sub_08049E18(void) {
if ((gPlayerState.field_0x3c[0] == 0) && !(gPlayerState.flags & 0x22189b75)) {
gUnk_020000B0 = &gPlayerEntity;
return &gPlayerEntity;
}
return NULL;
}
Entity* sub_08049E4C(void) {
if ((gPlayerState.field_0x3c[0] == 0) && !(gPlayerState.flags & 0x22189bf5)) {
gUnk_020000B0 = &gPlayerEntity;
return &gPlayerEntity;
}
return NULL;
}
Entity* sub_08049E80(void) {
if ((gPlayerState.field_0x3c[0] != 0) || !(gPlayerState.flags & 0x80)) {
return NULL;
}
gUnk_020000B0 = &gPlayerEntity;
return &gPlayerEntity;
}
Entity* sub_08049EB0(void) {
if ((gPlayerState.field_0x3c[0] == 0) && !(gPlayerState.flags & 0x80190)) {
gUnk_020000B0 = &gPlayerEntity;
return &gPlayerEntity;
}
return NULL;
}
u32 sub_08049EE4(Entity* ent) {
GenericEntity* genEnt = (GenericEntity*)ent;
u16 tempLO = genEnt->field_0x70.HALF.LO + 4 * genEnt->field_0x6e.HALF.LO;
u16 tempHI = genEnt->field_0x70.HALF.HI + 4 * genEnt->field_0x6e.HALF.HI;
return CalculateDirectionTo(genEnt->base.x.HALF.HI, genEnt->base.y.HALF.HI, tempLO, tempHI);
}
bool32 sub_08049F1C(Entity* entA, Entity* entB, s32 maxDist) {
if ((entA->collisionLayer & entB->collisionLayer) != 0) {
s32 xDiff = entB->x.HALF.HI - entA->x.HALF.HI;
s32 yDiff = entB->y.HALF.HI - entA->y.HALF.HI;
s32 maxDistSq = maxDist * maxDist;
s32 distSq = xDiff * xDiff + yDiff * yDiff;
if (maxDistSq >= distSq) {
return TRUE;
}
}
return FALSE;
}
bool32 PlayerInRange(Entity* ent, u32 arg1, s32 maxDist) {
Entity* tempEnt = sub_08049DF4(arg1);
if (tempEnt == NULL) {
return FALSE;
} else {
return sub_08049F1C(ent, tempEnt, maxDist);
}
}
u32 sub_08049F84(Entity* ent, s32 arg2) {
Entity* target = sub_08049DF4(arg2);
if (target == NULL) {
return 0xFF;
} else {
return GetFacingDirection(ent, target);
}
}
bool32 sub_08049FA0(Entity* ent) {
GenericEntity* genEnt = (GenericEntity*)ent;
u32 temp = 8 * genEnt->field_0x6e.HALF.LO;
if (temp >= genEnt->base.x.HALF.HI - genEnt->field_0x70.HALF_U.LO) {
temp = 8 * genEnt->field_0x6e.HALF.HI;
if (temp >= genEnt->base.y.HALF.HI - genEnt->field_0x70.HALF_U.HI) {
return TRUE;
}
}
return FALSE;
}
bool32 sub_08049FDC(Entity* ent, u32 arg1) {
u32 temp;
GenericEntity* genEnt = (GenericEntity*)ent;
GenericEntity* tempEnt = (GenericEntity*)sub_08049DF4(arg1);
if (tempEnt != NULL) {
temp = 8 * genEnt->field_0x6e.HALF.LO;
if (temp >= tempEnt->base.x.HALF.HI - genEnt->field_0x70.HALF_U.LO) {
temp = 8 * genEnt->field_0x6e.HALF.HI;
if (temp >= tempEnt->base.y.HALF.HI - genEnt->field_0x70.HALF_U.HI) {
return TRUE;
}
}
}
return FALSE;
}
u32 sub_0804A024(Entity* ent, u32 arg1, u32 arg2) {
Entity* tempEnt = sub_08049DF4(arg1);
if (tempEnt == NULL) {
return 0xFF;
} else {
return sub_0804A044(ent, tempEnt, arg2);
}
}
u32 sub_0804A168(Entity*, Entity*, LayerStruct*);
u32 sub_0804A318(Entity*, Entity*, LayerStruct*);
u32 sub_0804A044(Entity* entA, Entity* entB, u32 arg2) {
LayerStruct* layer;
s32 ret;
s32 yDiff;
s32 xDiff;
s32 flags;
if ((entB->collisionLayer & entA->collisionLayer) != 0) {
flags = 0;
xDiff = entB->x.HALF.HI + entB->hitbox->offset_x - entA->x.HALF.HI - entA->hitbox->offset_x;
if (arg2 >= xDiff + (arg2 >> 1)) {
flags |= 1;
}
if (arg2 << 1 >= xDiff + arg2) {
flags |= 2;
}
yDiff = entB->y.HALF.HI + entB->hitbox->offset_y - entA->y.HALF.HI - entA->hitbox->offset_y;
if (arg2 >= yDiff + (arg2 >> 1)) {
flags |= 4;
}
if (arg2 << 1 >= yDiff + arg2) {
flags |= 8;
}
if (flags && ((flags & 5) != 0xA)) {
layer = GetLayerByIndex(entA->collisionLayer);
if (xDiff < 0) {
xDiff = -xDiff;
}
if (yDiff < 0) {
yDiff = -yDiff;
}
if (xDiff < yDiff) {
if (flags & 1) {
ret = sub_0804A168(entA, entB, layer);
if (ret != 0xFF) {
return ret;
}
}
if (!(flags & 4)) {
return 0xFF;
}
ret = sub_0804A318(entA, entB, layer);
} else {
if (flags & 4) {
ret = sub_0804A318(entA, entB, layer);
if (ret != 0xFF) {
return ret;
}
}
if (!(flags & 1)) {
return 0xFF;
}
ret = sub_0804A168(entA, entB, layer);
}
if (ret != 0xFF) {
return ret;
}
}
}
return 0xFF;
}
bool32 sub_0804A4BC(u8* arg0, u8* arg1, s32 arg2, u32 arg3);
u32 sub_0804A168(Entity* entA, Entity* entB, LayerStruct* layer) {
u32 uVar2;
u32 uVar3;
u32 tile1;
u32 tile2;
if (entB->y.HALF.HI > entA->y.HALF.HI) {
uVar2 = entA->x.HALF.HI - 4;
uVar3 = ((uVar2 & 0xF) < 8) ? 10 : 5;
tile1 = TILE(uVar2, entA->y.HALF.HI + 10);
tile2 = TILE(uVar2, entB->y.HALF.HI);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, 0x40, uVar3)) {
uVar2 = entA->x.HALF.HI + 4;
uVar3 ^= 0xF;
tile1 = TILE(uVar2, entA->y.HALF.HI + 10);
tile2 = TILE(uVar2, entB->y.HALF.HI);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, 0x40, uVar3)) {
return 0x10;
}
}
} else {
uVar2 = entA->x.HALF.HI - 4;
uVar3 = ((uVar2 & 0xF) < 8) ? 10 : 5;
tile1 = TILE(uVar2, entA->y.HALF.HI - 10);
tile2 = TILE(uVar2, entB->y.HALF.HI);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, -0x40, uVar3)) {
uVar2 = entA->x.HALF.HI + 4;
uVar3 ^= 0xF;
tile1 = TILE(uVar2, entA->y.HALF.HI - 10);
tile2 = TILE(uVar2, entB->y.HALF.HI);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, -0x40, uVar3)) {
return 0;
}
}
}
return 0xFF;
}
u32 sub_0804A318(Entity* entA, Entity* entB, LayerStruct* layer) {
u32 uVar2;
u32 uVar3;
u32 tile1;
u32 tile2;
if (entB->x.HALF.HI > entA->x.HALF.HI) {
uVar2 = entA->y.HALF.HI - 4;
uVar3 = ((uVar2 & 0xF) < 8) ? 0xC : 3;
tile1 = TILE(entA->x.HALF.HI + 10, uVar2);
tile2 = TILE(entB->x.HALF.HI, uVar2);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, 1, uVar3)) {
uVar2 = entA->y.HALF.HI + 4;
uVar3 ^= 0xF;
tile1 = TILE(entA->x.HALF.HI + 10, uVar2);
tile2 = TILE(entB->x.HALF.HI, uVar2);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, 1, uVar3)) {
return 8;
}
}
} else {
uVar2 = entA->y.HALF.HI - 4;
uVar3 = ((uVar2 & 0xF) < 8) ? 0xC : 3;
tile1 = TILE(entA->x.HALF.HI - 10, uVar2);
tile2 = TILE(entB->x.HALF.HI, uVar2);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, -1, uVar3)) {
uVar2 = entA->y.HALF.HI + 4;
uVar3 ^= 0xF;
tile1 = TILE(entA->x.HALF.HI - 10, uVar2);
tile2 = TILE(entB->x.HALF.HI, uVar2);
if (sub_0804A4BC(layer->collisionData + tile1, layer->collisionData + tile2, -1, uVar3)) {
return 0x18;
}
}
}
return 0xFF;
}
bool32 sub_0804A4BC(u8* arg0, u8* arg1, s32 arg2, u32 arg3) {
while (arg0 != arg1) {
u8 r0 = *arg0;
if (r0 != 0) {
if (r0 > 0xF) {
return FALSE;
}
r0 &= arg3;
if (r0 != 0) {
return FALSE;
}
}
arg0 += arg2;
}
return TRUE;
}
void sub_0804A4E4(Entity* entA, Entity* entB) {
GenericEntity* r5 = (GenericEntity*)entA;
GenericEntity* r6 = (GenericEntity*)entB;
r6->field_0x6c.HALF.HI = (r5->field_0x6c.HALF.HI & 0x40) | 4;
r6->field_0x6c.HALF.LO = r5->field_0x6c.HALF.LO;
r6->field_0x70.HALF.LO = r5->field_0x70.HALF.LO;
r6->field_0x70.HALF.HI = r5->field_0x70.HALF.HI;
r6->field_0x6e.HALF.LO = r5->field_0x6e.HALF.LO;
r6->field_0x6e.HALF.HI = r5->field_0x6e.HALF.HI;
CopyPositionAndSpriteOffset(&r5->base, &r6->base);
if (r5->field_0x6c.HALF.HI & 0x40) {
ReplaceMonitoredEntity(&r5->base, &r6->base);
}
}
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