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/**
* @file enemyInteractionManager.c
* @ingroup Managers
*
* @brief Interaction between enemies. Makes them not overlap.
*/
#include "manager/enemyInteractionManager.h"
#include "asm.h"
#include "room.h"
void EnemyInteractionManager_Init(EnemyInteractionManager*);
void EnemyInteractionManager_Action1(EnemyInteractionManager*);
u32 EnemyInteractionManager_FindMatchingEntities(EnemyInteractionManager*);
Entity* EnemyInteractionManager_FindMatchingEntity(EntityData*);
void EnemyInteractionManager_RemoveDeletedEntities(EnemyInteractionManager*);
enum EnemyInteractionManager_Action { Init = 0, Main = 1 };
enum EnemyInteractionManager_InitState { DoInit = 0, DoNotInit = 1 };
void EnemyInteractionManager_Main(EnemyInteractionManager* this) {
static void (*const EnemyInteractionManager_Actions[])(EnemyInteractionManager*) = {
EnemyInteractionManager_Init,
EnemyInteractionManager_Action1,
};
EnemyInteractionManager_Actions[super->action](this);
}
void EnemyInteractionManager_Init(EnemyInteractionManager* this) {
if (super->type == DoInit) {
s32 entityCount;
int tmp4;
for (tmp4 = 0; tmp4 < 8; tmp4++) {
this->d.enemies[tmp4] = 0;
}
entityCount = EnemyInteractionManager_FindMatchingEntities(this);
if (entityCount > 1) {
EnemyInteractionManager* tmp3 = (EnemyInteractionManager*)GetEmptyManager();
if (tmp3) {
tmp3->base.kind = MANAGER;
tmp3->base.id = ENEMY_INTERACTION_MANAGER;
tmp3->base.type = DoNotInit;
tmp3->base.timer = entityCount;
/* for (tmp4 = 0; tmp4 < 8; tmp4++) { */
/* tmp3->enemies[tmp4] = this->enemies[tmp4]; */
/* } */
tmp3->d = this->d;
AppendEntityToList((Entity*)tmp3, 6);
}
}
DeleteManager(super);
} else {
super->action = Main;
super->subtimer = 0;
}
}
void EnemyInteractionManager_Action1(EnemyInteractionManager* this) {
s32 n;
s32 i;
s32 j;
Entity* tmp;
EnemyInteractionManager_RemoveDeletedEntities(this);
n = super->timer - 1;
if ((super->subtimer++) & 1) {
for (i = 0; i < n; i++) {
tmp = this->d.enemies[i];
for (j = i + 1; j < super->timer; j++) {
CalcCollisionStaticEntity(tmp, this->d.enemies[j]);
}
}
} else {
for (i = 0; i < n; i++) {
tmp = this->d.enemies[i];
for (j = i + 1; j < super->timer; j++) {
CalcCollisionStaticEntity(this->d.enemies[j], tmp);
}
}
}
}
u32 EnemyInteractionManager_FindMatchingEntities(EnemyInteractionManager* this) {
u32 re = 0;
EntityData* tmp = GetCurrentRoomProperty(super->type2);
if (!tmp)
return 0;
for (; *((u8*)tmp) != 0xFF && !((tmp->kind & 0xf) == 9 && tmp->id == 0x28); tmp++) {
Entity* tmp2;
u32 i;
if ((tmp->kind & 0xf) != 3)
continue;
tmp2 = EnemyInteractionManager_FindMatchingEntity(tmp);
if (!tmp2)
continue;
for (i = 0; i < re; i++) {
if (this->d.enemies[i] == tmp2)
break;
}
if (i != re)
continue;
this->d.enemies[re++] = tmp2;
if (re == 8)
return 8;
}
return re;
}
Entity* EnemyInteractionManager_FindMatchingEntity(EntityData* unk1) {
u32 x, y;
Entity* i;
LinkedList* tmp;
x = unk1->xPos + gRoomControls.origin_x;
y = unk1->yPos + gRoomControls.origin_y;
tmp = &gEntityLists[4];
for (i = tmp->first; (u32)i != (u32)tmp; i = i->next) {
if (x == i->x.HALF.HI && y == i->y.HALF.HI && unk1->id == i->id && ENEMY == i->kind && unk1->type == i->type) {
return i;
}
}
return 0;
}
void EnemyInteractionManager_RemoveDeletedEntities(EnemyInteractionManager* this) {
s32 i;
for (i = 0; i < super->timer; i++) {
if (this->d.enemies[i]->next == 0) {
if (super->timer - 1 == i) {
this->d.enemies[i] = 0;
} else {
this->d.enemies[i] = this->d.enemies[super->timer - 1];
}
super->timer--;
}
}
if (super->timer <= 1)
DeleteThisEntity();
}
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