town_sl.cpp

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00001 /* $Id: town_sl.cpp 16355 2009-05-18 20:17:28Z rubidium $ */
00002 
00005 #include "../stdafx.h"
00006 #include "../newgrf_house.h"
00007 #include "../newgrf_commons.h"
00008 #include "../variables.h"
00009 #include "../town_map.h"
00010 
00011 #include "saveload.h"
00012 
00013 extern uint _total_towns;
00014 
00023 void UpdateHousesAndTowns()
00024 {
00025   Town *town;
00026   InitializeBuildingCounts();
00027 
00028   /* Reset town population and num_houses */
00029   FOR_ALL_TOWNS(town) {
00030     town->population = 0;
00031     town->num_houses = 0;
00032   }
00033 
00034   for (TileIndex t = 0; t < MapSize(); t++) {
00035     HouseID house_id;
00036 
00037     if (!IsTileType(t, MP_HOUSE)) continue;
00038 
00039     house_id = GetHouseType(t);
00040     if (!GetHouseSpecs(house_id)->enabled && house_id >= NEW_HOUSE_OFFSET) {
00041       /* The specs for this type of house are not available any more, so
00042        * replace it with the substitute original house type. */
00043       house_id = _house_mngr.GetSubstituteID(house_id);
00044       SetHouseType(t, house_id);
00045     }
00046 
00047     town = GetTownByTile(t);
00048     IncreaseBuildingCount(town, house_id);
00049     if (IsHouseCompleted(t)) town->population += GetHouseSpecs(house_id)->population;
00050 
00051     /* Increase the number of houses for every house, but only once. */
00052     if (GetHouseNorthPart(house_id) == 0) town->num_houses++;
00053   }
00054 
00055   /* Update the population and num_house dependant values */
00056   FOR_ALL_TOWNS(town) {
00057     UpdateTownRadius(town);
00058   }
00059 }
00060 
00062 static const SaveLoad _town_desc[] = {
00063   SLE_CONDVAR(Town, xy,                    SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
00064   SLE_CONDVAR(Town, xy,                    SLE_UINT32,                 6, SL_MAX_VERSION),
00065 
00066   SLE_CONDNULL(2, 0, 2),                   
00067   SLE_CONDNULL(4, 3, 84),                  
00068   SLE_CONDNULL(2, 0, 91),                  
00069 
00070   SLE_CONDVAR(Town, townnamegrfid,         SLE_UINT32, 66, SL_MAX_VERSION),
00071       SLE_VAR(Town, townnametype,          SLE_UINT16),
00072       SLE_VAR(Town, townnameparts,         SLE_UINT32),
00073   SLE_CONDSTR(Town, name,                  SLE_STR, 0, 84, SL_MAX_VERSION),
00074 
00075       SLE_VAR(Town, flags12,               SLE_UINT8),
00076   SLE_CONDVAR(Town, statues,               SLE_FILE_U8  | SLE_VAR_U16, 0, 103),
00077   SLE_CONDVAR(Town, statues,               SLE_UINT16,               104, SL_MAX_VERSION),
00078 
00079   SLE_CONDNULL(1, 0, 1),                   
00080 
00081   SLE_CONDVAR(Town, have_ratings,          SLE_FILE_U8  | SLE_VAR_U16, 0, 103),
00082   SLE_CONDVAR(Town, have_ratings,          SLE_UINT16,               104, SL_MAX_VERSION),
00083   SLE_CONDARR(Town, ratings,               SLE_INT16, 8,               0, 103),
00084   SLE_CONDARR(Town, ratings,               SLE_INT16, MAX_COMPANIES, 104, SL_MAX_VERSION),
00085   /* failed bribe attempts are stored since savegame format 4 */
00086   SLE_CONDARR(Town, unwanted,              SLE_INT8,  8,               4, 103),
00087   SLE_CONDARR(Town, unwanted,              SLE_INT8,  MAX_COMPANIES, 104, SL_MAX_VERSION),
00088 
00089   SLE_CONDVAR(Town, max_pass,              SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00090   SLE_CONDVAR(Town, max_mail,              SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00091   SLE_CONDVAR(Town, new_max_pass,          SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00092   SLE_CONDVAR(Town, new_max_mail,          SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00093   SLE_CONDVAR(Town, act_pass,              SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00094   SLE_CONDVAR(Town, act_mail,              SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00095   SLE_CONDVAR(Town, new_act_pass,          SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00096   SLE_CONDVAR(Town, new_act_mail,          SLE_FILE_U16 | SLE_VAR_U32, 0, 8),
00097 
00098   SLE_CONDVAR(Town, max_pass,              SLE_UINT32,                 9, SL_MAX_VERSION),
00099   SLE_CONDVAR(Town, max_mail,              SLE_UINT32,                 9, SL_MAX_VERSION),
00100   SLE_CONDVAR(Town, new_max_pass,          SLE_UINT32,                 9, SL_MAX_VERSION),
00101   SLE_CONDVAR(Town, new_max_mail,          SLE_UINT32,                 9, SL_MAX_VERSION),
00102   SLE_CONDVAR(Town, act_pass,              SLE_UINT32,                 9, SL_MAX_VERSION),
00103   SLE_CONDVAR(Town, act_mail,              SLE_UINT32,                 9, SL_MAX_VERSION),
00104   SLE_CONDVAR(Town, new_act_pass,          SLE_UINT32,                 9, SL_MAX_VERSION),
00105   SLE_CONDVAR(Town, new_act_mail,          SLE_UINT32,                 9, SL_MAX_VERSION),
00106 
00107       SLE_VAR(Town, pct_pass_transported,  SLE_UINT8),
00108       SLE_VAR(Town, pct_mail_transported,  SLE_UINT8),
00109 
00110       SLE_VAR(Town, act_food,              SLE_UINT16),
00111       SLE_VAR(Town, act_water,             SLE_UINT16),
00112       SLE_VAR(Town, new_act_food,          SLE_UINT16),
00113       SLE_VAR(Town, new_act_water,         SLE_UINT16),
00114 
00115   SLE_CONDVAR(Town, time_until_rebuild,    SLE_UINT8,                  0, 53),
00116   SLE_CONDVAR(Town, grow_counter,          SLE_UINT8,                  0, 53),
00117   SLE_CONDVAR(Town, growth_rate,           SLE_UINT8,                  0, 53),
00118 
00119   SLE_CONDVAR(Town, time_until_rebuild,    SLE_UINT16,                54, SL_MAX_VERSION),
00120   SLE_CONDVAR(Town, grow_counter,          SLE_UINT16,                54, SL_MAX_VERSION),
00121   SLE_CONDVAR(Town, growth_rate,           SLE_INT16,                 54, SL_MAX_VERSION),
00122 
00123       SLE_VAR(Town, fund_buildings_months, SLE_UINT8),
00124       SLE_VAR(Town, road_build_months,     SLE_UINT8),
00125 
00126   SLE_CONDVAR(Town, exclusivity,           SLE_UINT8,                  2, SL_MAX_VERSION),
00127   SLE_CONDVAR(Town, exclusive_counter,     SLE_UINT8,                  2, SL_MAX_VERSION),
00128 
00129   SLE_CONDVAR(Town, larger_town,           SLE_BOOL,                  56, SL_MAX_VERSION),
00130   SLE_CONDVAR(Town, layout,                SLE_UINT8,                113, SL_MAX_VERSION),
00131 
00132   /* reserve extra space in savegame here. (currently 30 bytes) */
00133   SLE_CONDNULL(30, 2, SL_MAX_VERSION),
00134 
00135   SLE_END()
00136 };
00137 
00138 /* Save and load the mapping between the house id on the map, and the grf file
00139  * it came from. */
00140 static const SaveLoad _house_id_mapping_desc[] = {
00141   SLE_VAR(EntityIDMapping, grfid,         SLE_UINT32),
00142   SLE_VAR(EntityIDMapping, entity_id,     SLE_UINT8),
00143   SLE_VAR(EntityIDMapping, substitute_id, SLE_UINT8),
00144   SLE_END()
00145 };
00146 
00147 static void Save_HOUSEIDS()
00148 {
00149   uint j = _house_mngr.GetMaxMapping();
00150 
00151   for (uint i = 0; i < j; i++) {
00152     SlSetArrayIndex(i);
00153     SlObject(&_house_mngr.mapping_ID[i], _house_id_mapping_desc);
00154   }
00155 }
00156 
00157 static void Load_HOUSEIDS()
00158 {
00159   int index;
00160 
00161   _house_mngr.ResetMapping();
00162   uint max_id = _house_mngr.GetMaxMapping();
00163 
00164   while ((index = SlIterateArray()) != -1) {
00165     if ((uint)index >= max_id) break;
00166     SlObject(&_house_mngr.mapping_ID[index], _house_id_mapping_desc);
00167   }
00168 }
00169 
00170 static void Save_TOWN()
00171 {
00172   Town *t;
00173 
00174   FOR_ALL_TOWNS(t) {
00175     SlSetArrayIndex(t->index);
00176     SlObject(t, _town_desc);
00177   }
00178 }
00179 
00180 static void Load_TOWN()
00181 {
00182   int index;
00183 
00184   _total_towns = 0;
00185 
00186   while ((index = SlIterateArray()) != -1) {
00187     Town *t = new (index) Town();
00188     SlObject(t, _town_desc);
00189 
00190     _total_towns++;
00191   }
00192 }
00193 
00194 extern const ChunkHandler _town_chunk_handlers[] = {
00195   { 'HIDS', Save_HOUSEIDS, Load_HOUSEIDS, CH_ARRAY },
00196   { 'CITY', Save_TOWN,     Load_TOWN,     CH_ARRAY | CH_LAST},
00197 };

Generated on Mon Jun 8 23:04:07 2009 for OpenTTD by  doxygen 1.5.6