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
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
|
/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file town_sl.cpp Code handling saving and loading of towns and houses */
#include "../stdafx.h"
#include "../newgrf_house.h"
#include "../town.h"
#include "../landscape.h"
#include "saveload.h"
#include "newgrf_sl.h"
/**
* Check and update town and house values.
*
* Checked are the HouseIDs. Updated are the
* town population the number of houses per
* town, the town radius and the max passengers
* of the town.
*/
void UpdateHousesAndTowns()
{
Town *town;
InitializeBuildingCounts();
/* Reset town population and num_houses */
FOR_ALL_TOWNS(town) {
town->cache.population = 0;
town->cache.num_houses = 0;
}
for (TileIndex t = 0; t < MapSize(); t++) {
if (!IsTileType(t, MP_HOUSE)) continue;
HouseID house_id = GetCleanHouseType(t);
if (!HouseSpec::Get(house_id)->enabled && house_id >= NEW_HOUSE_OFFSET) {
/* The specs for this type of house are not available any more, so
* replace it with the substitute original house type. */
house_id = _house_mngr.GetSubstituteID(house_id);
SetHouseType(t, house_id);
}
}
/* Check for cases when a NewGRF has set a wrong house substitute type. */
for (TileIndex t = 0; t < MapSize(); t++) {
if (!IsTileType(t, MP_HOUSE)) continue;
HouseID house_type = GetCleanHouseType(t);
TileIndex north_tile = t + GetHouseNorthPart(house_type); // modifies 'house_type'!
if (t == north_tile) {
const HouseSpec *hs = HouseSpec::Get(house_type);
bool valid_house = true;
if (hs->building_flags & TILE_SIZE_2x1) {
TileIndex tile = t + TileDiffXY(1, 0);
if (!IsTileType(tile, MP_HOUSE) || GetCleanHouseType(tile) != house_type + 1) valid_house = false;
} else if (hs->building_flags & TILE_SIZE_1x2) {
TileIndex tile = t + TileDiffXY(0, 1);
if (!IsTileType(tile, MP_HOUSE) || GetCleanHouseType(tile) != house_type + 1) valid_house = false;
} else if (hs->building_flags & TILE_SIZE_2x2) {
TileIndex tile = t + TileDiffXY(0, 1);
if (!IsTileType(tile, MP_HOUSE) || GetCleanHouseType(tile) != house_type + 1) valid_house = false;
tile = t + TileDiffXY(1, 0);
if (!IsTileType(tile, MP_HOUSE) || GetCleanHouseType(tile) != house_type + 2) valid_house = false;
tile = t + TileDiffXY(1, 1);
if (!IsTileType(tile, MP_HOUSE) || GetCleanHouseType(tile) != house_type + 3) valid_house = false;
}
/* If not all tiles of this house are present remove the house.
* The other tiles will get removed later in this loop because
* their north tile is not the correct type anymore. */
if (!valid_house) DoClearSquare(t);
} else if (!IsTileType(north_tile, MP_HOUSE) || GetCleanHouseType(north_tile) != house_type) {
/* This tile should be part of a multi-tile building but the
* north tile of this house isn't on the map. */
DoClearSquare(t);
}
}
for (TileIndex t = 0; t < MapSize(); t++) {
if (!IsTileType(t, MP_HOUSE)) continue;
HouseID house_id = GetCleanHouseType(t);
town = Town::GetByTile(t);
IncreaseBuildingCount(town, house_id);
if (IsHouseCompleted(t)) town->cache.population += HouseSpec::Get(house_id)->population;
/* Increase the number of houses for every house, but only once. */
if (GetHouseNorthPart(house_id) == 0) town->cache.num_houses++;
}
/* Update the population and num_house dependant values */
FOR_ALL_TOWNS(town) {
UpdateTownRadius(town);
UpdateTownCargoes(town);
}
UpdateTownCargoBitmap();
}
/** Save and load of towns. */
static const SaveLoad _town_desc[] = {
SLE_CONDVAR(Town, xy, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Town, xy, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDNULL(2, 0, 2), ///< population, no longer in use
SLE_CONDNULL(4, 3, 84), ///< population, no longer in use
SLE_CONDNULL(2, 0, 91), ///< num_houses, no longer in use
SLE_CONDVAR(Town, townnamegrfid, SLE_UINT32, 66, SL_MAX_VERSION),
SLE_VAR(Town, townnametype, SLE_UINT16),
SLE_VAR(Town, townnameparts, SLE_UINT32),
SLE_CONDSTR(Town, name, SLE_STR | SLF_ALLOW_CONTROL, 0, 84, SL_MAX_VERSION),
SLE_VAR(Town, flags, SLE_UINT8),
SLE_CONDVAR(Town, statues, SLE_FILE_U8 | SLE_VAR_U16, 0, 103),
SLE_CONDVAR(Town, statues, SLE_UINT16, 104, SL_MAX_VERSION),
SLE_CONDNULL(1, 0, 1), ///< sort_index, no longer in use
SLE_CONDVAR(Town, have_ratings, SLE_FILE_U8 | SLE_VAR_U16, 0, 103),
SLE_CONDVAR(Town, have_ratings, SLE_UINT16, 104, SL_MAX_VERSION),
SLE_CONDARR(Town, ratings, SLE_INT16, 8, 0, 103),
SLE_CONDARR(Town, ratings, SLE_INT16, MAX_COMPANIES, 104, SL_MAX_VERSION),
/* failed bribe attempts are stored since savegame format 4 */
SLE_CONDARR(Town, unwanted, SLE_INT8, 8, 4, 103),
SLE_CONDARR(Town, unwanted, SLE_INT8, MAX_COMPANIES, 104, SL_MAX_VERSION),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].old_max, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_MAIL].old_max, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].new_max, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_MAIL].new_max, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].old_act, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_MAIL].old_act, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].new_act, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_MAIL].new_act, SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].old_max, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_MAIL].old_max, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].new_max, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_MAIL].new_max, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].old_act, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_MAIL].old_act, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_PASSENGERS].new_act, SLE_UINT32, 9, 164),
SLE_CONDVAR(Town, supplied[CT_MAIL].new_act, SLE_UINT32, 9, 164),
SLE_CONDNULL(2, 0, 163), ///< pct_pass_transported / pct_mail_transported, now computed on the fly
SLE_CONDVAR(Town, received[TE_FOOD].old_act, SLE_UINT16, 0, 164),
SLE_CONDVAR(Town, received[TE_WATER].old_act, SLE_UINT16, 0, 164),
SLE_CONDVAR(Town, received[TE_FOOD].new_act, SLE_UINT16, 0, 164),
SLE_CONDVAR(Town, received[TE_WATER].new_act, SLE_UINT16, 0, 164),
SLE_CONDARR(Town, goal, SLE_UINT32, NUM_TE, 165, SL_MAX_VERSION),
SLE_CONDSTR(Town, text, SLE_STR | SLF_ALLOW_CONTROL, 0, 168, SL_MAX_VERSION),
SLE_CONDVAR(Town, time_until_rebuild, SLE_FILE_U8 | SLE_VAR_U16, 0, 53),
SLE_CONDVAR(Town, grow_counter, SLE_FILE_U8 | SLE_VAR_U16, 0, 53),
SLE_CONDVAR(Town, growth_rate, SLE_FILE_U8 | SLE_VAR_I16, 0, 53),
SLE_CONDVAR(Town, time_until_rebuild, SLE_UINT16, 54, SL_MAX_VERSION),
SLE_CONDVAR(Town, grow_counter, SLE_UINT16, 54, SL_MAX_VERSION),
SLE_CONDVAR(Town, growth_rate, SLE_FILE_I16 | SLE_VAR_U16, 54, 164),
SLE_CONDVAR(Town, growth_rate, SLE_UINT16, 165, SL_MAX_VERSION),
SLE_VAR(Town, fund_buildings_months, SLE_UINT8),
SLE_VAR(Town, road_build_months, SLE_UINT8),
SLE_CONDVAR(Town, exclusivity, SLE_UINT8, 2, SL_MAX_VERSION),
SLE_CONDVAR(Town, exclusive_counter, SLE_UINT8, 2, SL_MAX_VERSION),
SLE_CONDVAR(Town, larger_town, SLE_BOOL, 56, SL_MAX_VERSION),
SLE_CONDVAR(Town, layout, SLE_UINT8, 113, SL_MAX_VERSION),
SLE_CONDLST(Town, psa_list, REF_STORAGE, 161, SL_MAX_VERSION),
SLE_CONDVAR(Town, cargo_produced, SLE_UINT32, 166, SL_MAX_VERSION),
/* reserve extra space in savegame here. (currently 30 bytes) */
SLE_CONDNULL(30, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _town_supplied_desc[] = {
SLE_CONDVAR(TransportedCargoStat<uint32>, old_max, SLE_UINT32, 165, SL_MAX_VERSION),
SLE_CONDVAR(TransportedCargoStat<uint32>, new_max, SLE_UINT32, 165, SL_MAX_VERSION),
SLE_CONDVAR(TransportedCargoStat<uint32>, old_act, SLE_UINT32, 165, SL_MAX_VERSION),
SLE_CONDVAR(TransportedCargoStat<uint32>, new_act, SLE_UINT32, 165, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _town_received_desc[] = {
SLE_CONDVAR(TransportedCargoStat<uint16>, old_max, SLE_UINT16, 165, SL_MAX_VERSION),
SLE_CONDVAR(TransportedCargoStat<uint16>, new_max, SLE_UINT16, 165, SL_MAX_VERSION),
SLE_CONDVAR(TransportedCargoStat<uint16>, old_act, SLE_UINT16, 165, SL_MAX_VERSION),
SLE_CONDVAR(TransportedCargoStat<uint16>, new_act, SLE_UINT16, 165, SL_MAX_VERSION),
SLE_END()
};
static void Save_HIDS()
{
Save_NewGRFMapping(_house_mngr);
}
static void Load_HIDS()
{
Load_NewGRFMapping(_house_mngr);
}
const SaveLoad *GetTileMatrixDesc()
{
/* Here due to private member vars. */
static const SaveLoad _tilematrix_desc[] = {
SLE_VAR(AcceptanceMatrix, area.tile, SLE_UINT32),
SLE_VAR(AcceptanceMatrix, area.w, SLE_UINT16),
SLE_VAR(AcceptanceMatrix, area.h, SLE_UINT16),
SLE_END()
};
return _tilematrix_desc;
}
static void RealSave_Town(Town *t)
{
SlObject(t, _town_desc);
for (CargoID i = 0; i < NUM_CARGO; i++) {
SlObject(&t->supplied[i], _town_supplied_desc);
}
for (int i = TE_BEGIN; i < NUM_TE; i++) {
SlObject(&t->received[i], _town_received_desc);
}
if (IsSavegameVersionBefore(166)) return;
SlObject(&t->cargo_accepted, GetTileMatrixDesc());
if (t->cargo_accepted.area.w != 0) {
uint arr_len = t->cargo_accepted.area.w / AcceptanceMatrix::GRID * t->cargo_accepted.area.h / AcceptanceMatrix::GRID;
SlArray(t->cargo_accepted.data, arr_len, SLE_UINT32);
}
}
static void Save_TOWN()
{
Town *t;
FOR_ALL_TOWNS(t) {
SlSetArrayIndex(t->index);
SlAutolength((AutolengthProc*)RealSave_Town, t);
}
}
static void Load_TOWN()
{
int index;
while ((index = SlIterateArray()) != -1) {
Town *t = new (index) Town();
SlObject(t, _town_desc);
for (CargoID i = 0; i < NUM_CARGO; i++) {
SlObject(&t->supplied[i], _town_supplied_desc);
}
for (int i = TE_BEGIN; i < TE_END; i++) {
SlObject(&t->received[i], _town_received_desc);
}
if (t->townnamegrfid == 0 && !IsInsideMM(t->townnametype, SPECSTR_TOWNNAME_START, SPECSTR_TOWNNAME_LAST + 1) && GB(t->townnametype, 11, 5) != 15) {
SlErrorCorrupt("Invalid town name generator");
}
if (IsSavegameVersionBefore(166)) continue;
SlObject(&t->cargo_accepted, GetTileMatrixDesc());
if (t->cargo_accepted.area.w != 0) {
uint arr_len = t->cargo_accepted.area.w / AcceptanceMatrix::GRID * t->cargo_accepted.area.h / AcceptanceMatrix::GRID;
t->cargo_accepted.data = MallocT<uint32>(arr_len);
SlArray(t->cargo_accepted.data, arr_len, SLE_UINT32);
/* Rebuild total cargo acceptance. */
UpdateTownCargoTotal(t);
}
}
}
/** Fix pointers when loading town data. */
static void Ptrs_TOWN()
{
/* Don't run when savegame version lower than 161. */
if (IsSavegameVersionBefore(161)) return;
Town *t;
FOR_ALL_TOWNS(t) {
SlObject(t, _town_desc);
}
}
/** Chunk handler for towns. */
extern const ChunkHandler _town_chunk_handlers[] = {
{ 'HIDS', Save_HIDS, Load_HIDS, NULL, NULL, CH_ARRAY },
{ 'CITY', Save_TOWN, Load_TOWN, Ptrs_TOWN, NULL, CH_ARRAY | CH_LAST},
};
|
