taisei/src/item.h
2019-02-22 01:56:03 +02:00

84 lines
1.9 KiB
C

/*
* This software is licensed under the terms of the MIT-License
* See COPYING for further information.
* ---
* Copyright (c) 2011-2019, Lukas Weber <laochailan@web.de>.
* Copyright (c) 2012-2019, Andrei Alexeyev <akari@alienslab.net>.
*/
#ifndef IGUARD_item_h
#define IGUARD_item_h
#include "taisei.h"
#include "util.h"
#include "resource/texture.h"
#include "objectpool.h"
#include "entity.h"
typedef struct Item Item;
typedef LIST_ANCHOR(Item) ItemList;
typedef enum {
// from least important to most important
// this affects the draw order
ITEM_PIV = 1,
ITEM_POINTS,
ITEM_POWER_MINI,
ITEM_POWER,
ITEM_SURGE,
ITEM_VOLTAGE,
ITEM_BOMB_FRAGMENT,
ITEM_LIFE_FRAGMENT,
ITEM_BOMB,
ITEM_LIFE,
ITEM_FIRST = ITEM_PIV,
ITEM_LAST = ITEM_LIFE,
} ItemType;
struct Item {
ENTITY_INTERFACE_NAMED(Item, ent);
int birthtime;
int collecttime;
complex pos;
complex pos0;
int auto_collect;
ItemType type;
float pickup_value;
complex v;
};
Item *create_item(complex pos, complex v, ItemType type);
void delete_item(Item *item);
void delete_items(void);
Item* create_clear_item(complex pos, uint clear_flags);
int collision_item(Item *p);
void process_items(void);
void spawn_item(complex pos, ItemType type);
void spawn_and_collect_item(complex pos, ItemType type, float collect_value);
// The varargs are: ItemType type1, int num1, ItemType type2, int num2, ..., NULL
// e.g.: Point 10, Power 3, LifeFrag 2, Bomb 1, NULL
// WARNING: if you pass a float or double as the amount, it will not work! You must explicitly cast it to an int.
void spawn_items(complex pos, ...) attr_sentinel;
void spawn_and_collect_items(complex pos, double collect_value, ...) attr_sentinel;
bool collect_item(Item *item, float value);
void collect_all_items(float value);
void items_preload(void);
#define POWER_VALUE 3
#define POWER_VALUE_MINI 1
#define ITEM_MAX_VALUE 1.0
#define ITEM_MIN_VALUE 0.1
#endif // IGUARD_item_h