1#ifndef __AP_REQ__
2#define __AP_REQ__
3
4#include "ap_snes.h"
5#include <assert.h>
6#include <stdbool.h>
7
8#define AP_REQ_SLOTS ((size_t) 4)
9
10struct ap_reqmask {
11    uint64_t bits[1];
12};
13
14struct ap_req {
15    struct ap_reqmask alternative_requirements[AP_REQ_SLOTS];
16};
17
18// Call every frame
19void ap_req_update(void);
20
21void ap_req_init(struct ap_req * req);
22
23void ap_req_require(struct ap_req * req, size_t slot, uint16_t requirement);
24
25bool ap_req_is_satisfied(const struct ap_req * req);
26
27const char * ap_req_print(const struct ap_req * req);
28
29#define REQUIREMENT_LIST \
30    INVENTORY_LIST \
31    X(0, MASTER_SWORD) \
32    X(0, KEY) \
33    X(0, GREEN_PENDANT) \
34    X(0, ALL_PENDANTS) \
35    X(0, FIVESIX_CRYSTALS) \
36    X(0, ALL_CRYSTALS) \
37    X(0, GLOVES_1) \
38    X(0, GLOVES_2) \
39
40enum ap_requirement {
41#define X(i, n) CONCAT(REQUIREMENT_, n),
42REQUIREMENT_LIST
43#undef X
44    _REQUIREMENT_MAX
45};
46static_assert(_REQUIREMENT_MAX < 64, "Reimplement reqmask to support >= 64 requirements");
47
48extern const char * const ap_requirement_names[];
49
50#endif