# industry.h

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    00001 /* $Id$ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * 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.
    00006  * 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.
    00007  * 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/>.
    00008  */
    00009
    00012 #ifndef INDUSTRY_H
    00013 #define INDUSTRY_H
    00014
    00015 #include "newgrf_storage.h"
    00016 #include "subsidy_type.h"
    00017 #include "industry_map.h"
    00018 #include "tilearea_type.h"
    00019
    00020
    00021 typedef Pool<Industry, IndustryID, 64, 64000> IndustryPool;
    00022 extern IndustryPool _industry_pool;
    00023
    00029 enum ProductionLevels {
    00030   PRODLEVEL_CLOSURE = 0x00,
    00031   PRODLEVEL_MINIMUM = 0x04,
    00032   PRODLEVEL_DEFAULT = 0x10,
    00033   PRODLEVEL_MAXIMUM = 0x80,
    00034 };
    00035
    00039 struct Industry : IndustryPool::PoolItem<&_industry_pool> {
    00040   TileArea location;
    00041   Town *town;
    00042   CargoID produced_cargo[2];
    00043   uint16 produced_cargo_waiting[2];
    00044   uint16 incoming_cargo_waiting[3];
    00045   byte production_rate[2];
    00046   byte prod_level;
    00047   CargoID accepts_cargo[3];
    00048   uint16 this_month_production[2];
    00049   uint16 this_month_transported[2];
    00050   byte last_month_pct_transported[2];
    00051   uint16 last_month_production[2];
    00052   uint16 last_month_transported[2];
    00053   uint16 counter;
    00054
    00055   IndustryType type;
    00056   OwnerByte owner;
    00057   byte random_colour;
    00058   Year last_prod_year;
    00059   byte was_cargo_delivered;
    00060
    00061   PartOfSubsidyByte part_of_subsidy;
    00062
    00063   OwnerByte founder;
    00064   Date construction_date;
    00065   uint8 construction_type;
    00066   Date last_cargo_accepted_at;
    00067   byte selected_layout;
    00068
    00069   byte random_triggers;
    00070   uint16 random;
    00071
    00072   PersistentStorage *psa;
    00073
    00074   Industry(TileIndex tile = INVALID_TILE) : location(tile, 0, 0) {}
    00075   ~Industry();
    00076
    00077   void RecomputeProductionMultipliers();
    00078
    00084   inline bool TileBelongsToIndustry(TileIndex tile) const
    00085   {
    00086     return IsTileType(tile, MP_INDUSTRY) && GetIndustryIndex(tile) == this->index;
    00087   }
    00088
    00095   static inline Industry *GetByTile(TileIndex tile)
    00096   {
    00097     return Industry::Get(GetIndustryIndex(tile));
    00098   }
    00099
    00100   static Industry *GetRandom();
    00101   static void PostDestructor(size_t index);
    00102
    00108   static inline void IncIndustryTypeCount(IndustryType type)
    00109   {
    00110     assert(type < NUM_INDUSTRYTYPES);
    00111     counts[type]++;
    00112   }
    00113
    00119   static inline void DecIndustryTypeCount(IndustryType type)
    00120   {
    00121     assert(type < NUM_INDUSTRYTYPES);
    00122     counts[type]--;
    00123   }
    00124
    00130   static inline uint16 GetIndustryTypeCount(IndustryType type)
    00131   {
    00132     assert(type < NUM_INDUSTRYTYPES);
    00133     return counts[type];
    00134   }
    00135
    00137   static inline void ResetIndustryCounts()
    00138   {
    00139     memset(&counts, 0, sizeof(counts));
    00140   }
    00141
    00142 protected:
    00143   static uint16 counts[NUM_INDUSTRYTYPES];
    00144 };
    00145
    00146 void PlantRandomFarmField(const Industry *i);
    00147
    00148 void ReleaseDisastersTargetingIndustry(IndustryID);
    00149
    00150 bool IsTileForestIndustry(TileIndex tile);
    00151
    00152 #define FOR_ALL_INDUSTRIES_FROM(var, start) FOR_ALL_ITEMS_FROM(Industry, industry_index, var, start)
    00153 #define FOR_ALL_INDUSTRIES(var) FOR_ALL_INDUSTRIES_FROM(var, 0)
    00154
    00156 struct IndustryTypeBuildData {
    00157   uint32 probability;
    00158   byte   min_number;
    00159   uint16 target_count;
    00160   uint16 max_wait;
    00161   uint16 wait_count;
    00162
    00163   void Reset();
    00164
    00165   bool GetIndustryTypeData(IndustryType it);
    00166 };
    00167
    00171 struct IndustryBuildData {
    00172   IndustryTypeBuildData builddata[NUM_INDUSTRYTYPES];
    00173   uint32 wanted_inds;
    00174
    00175   void Reset();
    00176
    00177   void SetupTargetCount();
    00178   void TryBuildNewIndustry();
    00179
    00180   void MonthlyLoop();
    00181 };
    00182
    00183 extern IndustryBuildData _industry_builder;
    00184
    00185 #endif /* INDUSTRY_H */