summaryrefslogtreecommitdiff
path: root/src/saveload/station_sl.cpp
blob: b03e59c7dff81945c95795c630620d1247dbf74c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
/* $Id$ */

/** @file station_sl.cpp Code handling saving and loading of economy data */

#include "../stdafx.h"
#include "../station_base.h"
#include "../core/bitmath_func.hpp"
#include "../core/alloc_func.hpp"
#include "../variables.h"
#include "../newgrf_station.h"

#include "saveload.h"


void AfterLoadStations()
{
	/* Update the speclists of all stations to point to the currently loaded custom stations. */
	Station *st;
	FOR_ALL_STATIONS(st) {
		for (uint i = 0; i < st->num_specs; i++) {
			if (st->speclist[i].grfid == 0) continue;

			st->speclist[i].spec = GetCustomStationSpecByGrf(st->speclist[i].grfid, st->speclist[i].localidx);
		}

		for (CargoID c = 0; c < NUM_CARGO; c++) st->goods[c].cargo.InvalidateCache();

		StationUpdateAnimTriggers(st);
	}
}

static const SaveLoad _roadstop_desc[] = {
	SLE_VAR(RoadStop, xy,           SLE_UINT32),
	SLE_CONDNULL(1, 0, 44),
	SLE_VAR(RoadStop, status,       SLE_UINT8),
	/* Index was saved in some versions, but this is not needed */
	SLE_CONDNULL(4, 0, 8),
	SLE_CONDNULL(2, 0, 44),
	SLE_CONDNULL(1, 0, 25),

	SLE_REF(RoadStop, next,         REF_ROADSTOPS),
	SLE_CONDNULL(2, 0, 44),

	SLE_CONDNULL(4, 0, 24),
	SLE_CONDNULL(1, 25, 25),

	SLE_END()
};

static const SaveLoad _station_desc[] = {
	SLE_CONDVAR(Station, xy,                         SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
	SLE_CONDVAR(Station, xy,                         SLE_UINT32,                  6, SL_MAX_VERSION),
	SLE_CONDNULL(4, 0, 5),  ///< bus/lorry tile
	SLE_CONDVAR(Station, train_tile,                 SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
	SLE_CONDVAR(Station, train_tile,                 SLE_UINT32,                  6, SL_MAX_VERSION),
	SLE_CONDVAR(Station, airport_tile,               SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
	SLE_CONDVAR(Station, airport_tile,               SLE_UINT32,                  6, SL_MAX_VERSION),
	SLE_CONDVAR(Station, dock_tile,                  SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
	SLE_CONDVAR(Station, dock_tile,                  SLE_UINT32,                  6, SL_MAX_VERSION),
	    SLE_REF(Station, town,                       REF_TOWN),
	    SLE_VAR(Station, trainst_w,                  SLE_UINT8),
	SLE_CONDVAR(Station, trainst_h,                  SLE_UINT8,                   2, SL_MAX_VERSION),

	SLE_CONDNULL(1, 0, 3),  ///< alpha_order

	    SLE_VAR(Station, string_id,                  SLE_STRINGID),
	SLE_CONDSTR(Station, name,                       SLE_STR, 0,                 84, SL_MAX_VERSION),
	SLE_CONDVAR(Station, indtype,                    SLE_UINT8,                 103, SL_MAX_VERSION),
	    SLE_VAR(Station, had_vehicle_of_type,        SLE_UINT16),

	    SLE_VAR(Station, time_since_load,            SLE_UINT8),
	    SLE_VAR(Station, time_since_unload,          SLE_UINT8),
	    SLE_VAR(Station, delete_ctr,                 SLE_UINT8),
	    SLE_VAR(Station, owner,                      SLE_UINT8),
	    SLE_VAR(Station, facilities,                 SLE_UINT8),
	    SLE_VAR(Station, airport_type,               SLE_UINT8),

	SLE_CONDNULL(2, 0, 5),  ///< Truck/bus stop status
	SLE_CONDNULL(1, 0, 4),  ///< Blocked months

	SLE_CONDVAR(Station, airport_flags,              SLE_VAR_U64 | SLE_FILE_U16,  0,  2),
	SLE_CONDVAR(Station, airport_flags,              SLE_VAR_U64 | SLE_FILE_U32,  3, 45),
	SLE_CONDVAR(Station, airport_flags,              SLE_UINT64,                 46, SL_MAX_VERSION),

	SLE_CONDNULL(2, 0, 25), ///< last-vehicle
	SLE_CONDVAR(Station, last_vehicle_type,          SLE_UINT8,                  26, SL_MAX_VERSION),

	SLE_CONDNULL(2, 3, 25), ///< custom station class and id
	SLE_CONDVAR(Station, build_date,                 SLE_FILE_U16 | SLE_VAR_I32,  3, 30),
	SLE_CONDVAR(Station, build_date,                 SLE_INT32,                  31, SL_MAX_VERSION),

	SLE_CONDREF(Station, bus_stops,                  REF_ROADSTOPS,               6, SL_MAX_VERSION),
	SLE_CONDREF(Station, truck_stops,                REF_ROADSTOPS,               6, SL_MAX_VERSION),

	/* Used by newstations for graphic variations */
	SLE_CONDVAR(Station, random_bits,                SLE_UINT16,                 27, SL_MAX_VERSION),
	SLE_CONDVAR(Station, waiting_triggers,           SLE_UINT8,                  27, SL_MAX_VERSION),
	SLE_CONDVAR(Station, num_specs,                  SLE_UINT8,                  27, SL_MAX_VERSION),

	SLE_CONDLST(Station, loading_vehicles,           REF_VEHICLE,                57, SL_MAX_VERSION),

	/* reserve extra space in savegame here. (currently 32 bytes) */
	SLE_CONDNULL(32, 2, SL_MAX_VERSION),

	SLE_END()
};

static uint16 _waiting_acceptance;
static uint16 _cargo_source;
static uint32 _cargo_source_xy;
static uint16 _cargo_days;
static Money  _cargo_feeder_share;

static const SaveLoad _station_speclist_desc[] = {
	SLE_CONDVAR(StationSpecList, grfid,    SLE_UINT32, 27, SL_MAX_VERSION),
	SLE_CONDVAR(StationSpecList, localidx, SLE_UINT8,  27, SL_MAX_VERSION),

	SLE_END()
};


void SaveLoad_STNS(Station *st)
{
	static const SaveLoad _goods_desc[] = {
		SLEG_CONDVAR(            _waiting_acceptance, SLE_UINT16,                  0, 67),
		 SLE_CONDVAR(GoodsEntry, acceptance_pickup,   SLE_UINT8,                  68, SL_MAX_VERSION),
		SLE_CONDNULL(2,                                                           51, 67),
		     SLE_VAR(GoodsEntry, days_since_pickup,   SLE_UINT8),
		     SLE_VAR(GoodsEntry, rating,              SLE_UINT8),
		SLEG_CONDVAR(            _cargo_source,       SLE_FILE_U8 | SLE_VAR_U16,   0, 6),
		SLEG_CONDVAR(            _cargo_source,       SLE_UINT16,                  7, 67),
		SLEG_CONDVAR(            _cargo_source_xy,    SLE_UINT32,                 44, 67),
		SLEG_CONDVAR(            _cargo_days,         SLE_UINT8,                   0, 67),
		     SLE_VAR(GoodsEntry, last_speed,          SLE_UINT8),
		     SLE_VAR(GoodsEntry, last_age,            SLE_UINT8),
		SLEG_CONDVAR(            _cargo_feeder_share, SLE_FILE_U32 | SLE_VAR_I64, 14, 64),
		SLEG_CONDVAR(            _cargo_feeder_share, SLE_INT64,                  65, 67),
		 SLE_CONDLST(GoodsEntry, cargo.packets,       REF_CARGO_PACKET,           68, SL_MAX_VERSION),

		SLE_END()
	};


	SlObject(st, _station_desc);

	_waiting_acceptance = 0;

	uint num_cargo = CheckSavegameVersion(55) ? 12 : NUM_CARGO;
	for (CargoID i = 0; i < num_cargo; i++) {
		GoodsEntry *ge = &st->goods[i];
		SlObject(ge, _goods_desc);
		if (CheckSavegameVersion(68)) {
			SB(ge->acceptance_pickup, GoodsEntry::ACCEPTANCE, 1, HasBit(_waiting_acceptance, 15));
			if (GB(_waiting_acceptance, 0, 12) != 0) {
				/* Don't construct the packet with station here, because that'll fail with old savegames */
				CargoPacket *cp = new CargoPacket();
				/* In old versions, enroute_from used 0xFF as INVALID_STATION */
				cp->source          = (CheckSavegameVersion(7) && _cargo_source == 0xFF) ? INVALID_STATION : _cargo_source;
				cp->count           = GB(_waiting_acceptance, 0, 12);
				cp->days_in_transit = _cargo_days;
				cp->feeder_share    = _cargo_feeder_share;
				cp->source_xy       = _cargo_source_xy;
				cp->days_in_transit = _cargo_days;
				cp->feeder_share    = _cargo_feeder_share;
				SB(ge->acceptance_pickup, GoodsEntry::PICKUP, 1, 1);
				ge->cargo.Append(cp);
			}
		}
	}

	if (st->num_specs != 0) {
		/* Allocate speclist memory when loading a game */
		if (st->speclist == NULL) st->speclist = CallocT<StationSpecList>(st->num_specs);
		for (uint i = 0; i < st->num_specs; i++) {
			SlObject(&st->speclist[i], _station_speclist_desc);
		}
	}
}

static void Save_STNS()
{
	Station *st;
	/* Write the stations */
	FOR_ALL_STATIONS(st) {
		SlSetArrayIndex(st->index);
		SlAutolength((AutolengthProc*)SaveLoad_STNS, st);
	}
}

static void Load_STNS()
{
	int index;
	while ((index = SlIterateArray()) != -1) {
		Station *st = new (index) Station();

		SaveLoad_STNS(st);
	}

	/* This is to ensure all pointers are within the limits of _stations_size */
	if (_station_tick_ctr > GetMaxStationIndex()) _station_tick_ctr = 0;
}

static void Save_ROADSTOP()
{
	RoadStop *rs;

	FOR_ALL_ROADSTOPS(rs) {
		SlSetArrayIndex(rs->index);
		SlObject(rs, _roadstop_desc);
	}
}

static void Load_ROADSTOP()
{
	int index;

	while ((index = SlIterateArray()) != -1) {
		RoadStop *rs = new (index) RoadStop(INVALID_TILE);

		SlObject(rs, _roadstop_desc);
	}
}

extern const ChunkHandler _station_chunk_handlers[] = {
	{ 'STNS', Save_STNS,      Load_STNS,      CH_ARRAY },
	{ 'ROAD', Save_ROADSTOP,  Load_ROADSTOP,  CH_ARRAY | CH_LAST},
};