OpenTTD-patches/src/newgrf.h

134 lines
3.5 KiB
C

/* $Id$ */
/** @file newgrf.h Base for the NewGRF implementation. */
#ifndef NEWGRF_H
#define NEWGRF_H
#include "town_type.h"
#include "newgrf_config.h"
#include "cargotype.h"
#include "industry_type.h"
#include "station_type.h"
enum GrfLoadingStage {
GLS_FILESCAN,
GLS_SAFETYSCAN,
GLS_LABELSCAN,
GLS_INIT,
GLS_RESERVE,
GLS_ACTIVATION,
GLS_END,
};
DECLARE_POSTFIX_INCREMENT(GrfLoadingStage);
enum GrfMiscBit {
GMB_DESERT_TREES_FIELDS = 0, // Unsupported.
GMB_DESERT_PAVED_ROADS = 1,
GMB_FIELD_BOUNDING_BOX = 2, // Unsupported.
GMB_TRAIN_WIDTH_32_PIXELS = 3,
GMB_AMBIENT_SOUND_CALLBACK = 4, // Unsupported.
GMB_CATENARY_ON_3RD_TRACK = 5, // Unsupported.
};
enum GrfSpecFeature {
GSF_TRAIN,
GSF_ROAD,
GSF_SHIP,
GSF_AIRCRAFT,
GSF_STATION,
GSF_CANAL,
GSF_BRIDGE,
GSF_TOWNHOUSE,
GSF_GLOBALVAR,
GSF_INDUSTRYTILES,
GSF_INDUSTRIES,
GSF_CARGOS,
GSF_SOUNDFX,
GSF_END,
};
struct GRFLabel {
byte label;
uint32 nfo_line;
size_t pos;
struct GRFLabel *next;
};
struct GRFFile {
char *filename;
bool is_ottdfile;
uint32 grfid;
uint16 sprite_offset;
byte grf_version;
GRFFile *next;
/* A sprite group contains all sprites of a given vehicle (or multiple
* vehicles) when carrying given cargo. It consists of several sprite
* sets. Group ids are refered as "cargo id"s by TTDPatch
* documentation, contributing to the global confusion.
*
* A sprite set contains all sprites of a given vehicle carrying given
* cargo at a given *stage* - that is usually its load stage. Ie. you
* can have a spriteset for an empty wagon, wagon full of coal,
* half-filled wagon etc. Each spriteset contains eight sprites (one
* per direction) or four sprites if the vehicle is symmetric. */
SpriteID spriteset_start;
int spriteset_numsets;
int spriteset_numents;
int spriteset_feature;
int spritegroups_count;
struct SpriteGroup **spritegroups;
uint sound_offset;
StationSpec **stations;
HouseSpec **housespec;
IndustrySpec **industryspec;
IndustryTileSpec **indtspec;
uint32 param[0x80];
uint param_end; ///< one more than the highest set parameter
GRFLabel *label; ///< Pointer to the first label. This is a linked list, not an array.
uint8 cargo_max;
CargoLabel *cargo_list;
uint8 cargo_map[NUM_CARGO];
};
extern GRFFile *_first_grffile;
enum ShoreReplacement {
SHORE_REPLACE_NONE, ///< No shore sprites were replaced.
SHORE_REPLACE_ACTION_5, ///< Shore sprites were replaced by Action5.
SHORE_REPLACE_ACTION_A, ///< Shore sprites were replaced by ActionA (using grass tiles for the corner-shores).
SHORE_REPLACE_ONLY_NEW, ///< Only corner-shores were loaded by Action5 (openttd(w/d).grf only).
};
struct GRFLoadedFeatures {
bool has_2CC; ///< Set if any vehicle is loaded which uses 2cc (two company colours).
bool has_newhouses; ///< Set if there are any newhouses loaded.
bool has_newindustries; ///< Set if there are any newindustries loaded.
ShoreReplacement shore; ///< It which way shore sprites were replaced.
};
/* Indicates which are the newgrf features currently loaded ingame */
extern GRFLoadedFeatures _loaded_newgrf_features;
void LoadNewGRFFile(GRFConfig *config, uint file_index, GrfLoadingStage stage);
void LoadNewGRF(uint load_index, uint file_index);
void ReloadNewGRFData(); // in openttd.cpp
void CDECL grfmsg(int severity, const char *str, ...);
bool HasGrfMiscBit(GrfMiscBit bit);
bool GetGlobalVariable(byte param, uint32 *value);
StringID MapGRFStringID(uint32 grfid, StringID str);
#endif /* NEWGRF_H */