boids-playground/src/boid-list.hpp

#pragma once
#include <inttypes.h>

#include "boid-playground.hpp"
#include "memory-arena.hpp"

#define BOIDS_PER_NODE 64

struct BoidListNode {
	BoidListNode *next;
	uboid_t boid_ids[BOIDS_PER_NODE];
};

struct BoidList {
	BoidListNode node;
	uboid_t count;
};

struct BoidsListNodeIterator {
	uboid_t count;
	int i;
	BoidListNode *node;
};

BoidsListNodeIterator boid_list_get_iterator(BoidList *list);
bool boid_list_iterator_next(BoidsListNodeIterator *iterator, uboid_t *value);

void boid_list_init(BoidList *list);
void boid_list_append(MemoryArena *arena, BoidList *list, uboid_t new_boid);
void boid_list_append_unique(MemoryArena *arena, BoidList *list, uboid_t new_boid);

void boid_list_to_array(uboid_t *result, BoidList *list);