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#include <stdint.h>
#include <string.h>
#include "vga.h"
#include "map.h"
#include "data.h"
#include "entities.h"
#include "effect.h"
#define MAX_ENTITY 16
static Entity entities[MAX_ENTITY];
static uint8_t last;
void entities_init()
{
memset(entities, 0, sizeof(Entity) * MAX_ENTITY);
last = 0;
}
Entity *entities_new()
{
for (uint8_t i = 0; i < MAX_ENTITY; i++)
{
if (entities[i].used == 0)
{
memset(&entities[i], 0, sizeof(Entity));
entities[i].used = 1;
if (i >= last)
last = i + 1;
return &entities[i];
}
}
return NULL;
}
void entities_update()
{
Entity *e = entities;
for (uint8_t i = 0; i < last; i++, e++)
if (e->used)
{
e->ox = e->x;
e->oy = e->y;
e->update(e);
}
}
void entities_draw()
{
Rect dst = { 0, 0, 16, 16 };
Entity *e = entities;
for (uint8_t i = 0; i < last; i++, e++)
if (e->erase)
{
dst.x = e->ox;
dst.y = e->oy + MAP_OFFS_Y;
blit_copy(&dst);
e->erase = 0;
}
e = entities;
for (uint8_t i = 0; i < last; i++, e++)
if (e->used)
{
dst.x = e->x;
dst.y = e->y + MAP_OFFS_Y;
blitrc(binary_sprites_start, &e->frames[e->dir * 4 + e->frame], &dst);
e->erase = 1;
}
}
void entities_warp_out_all()
{
Entity *e = entities;
for (uint8_t i = 0; i < last; i++, e++)
if (e->used)
effect_out_init(e);
}
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