diff options
Diffstat (limited to 'src/newgrf.cpp')
| -rw-r--r-- | src/newgrf.cpp | 396 |
1 files changed, 198 insertions, 198 deletions
diff --git a/src/newgrf.cpp b/src/newgrf.cpp index 0b3a2cc3d..4dbc6273e 100644 --- a/src/newgrf.cpp +++ b/src/newgrf.cpp @@ -394,7 +394,7 @@ static GRFFile *GetFileByGRFID(uint32 grfid) for (GRFFile * const file : _grf_files) { if (file->grfid == grfid) return file; } - return NULL; + return nullptr; } /** @@ -407,31 +407,31 @@ static GRFFile *GetFileByFilename(const char *filename) for (GRFFile * const file : _grf_files) { if (strcmp(file->filename, filename) == 0) return file; } - return NULL; + return nullptr; } /** Reset all NewGRFData that was used only while processing data */ static void ClearTemporaryNewGRFData(GRFFile *gf) { /* Clear the GOTO labels used for GRF processing */ - for (GRFLabel *l = gf->label; l != NULL;) { + for (GRFLabel *l = gf->label; l != nullptr;) { GRFLabel *l2 = l->next; free(l); l = l2; } - gf->label = NULL; + gf->label = nullptr; } /** * Disable a GRF * @param message Error message or STR_NULL. - * @param config GRFConfig to disable, NULL for current. + * @param config GRFConfig to disable, nullptr for current. * @return Error message of the GRF for further customisation. */ -static GRFError *DisableGrf(StringID message = STR_NULL, GRFConfig *config = NULL) +static GRFError *DisableGrf(StringID message = STR_NULL, GRFConfig *config = nullptr) { GRFFile *file; - if (config != NULL) { + if (config != nullptr) { file = GetFileByGRFID(config->ident.grfid); } else { config = _cur.grfconfig; @@ -439,7 +439,7 @@ static GRFError *DisableGrf(StringID message = STR_NULL, GRFConfig *config = NUL } config->status = GCS_DISABLED; - if (file != NULL) ClearTemporaryNewGRFData(file); + if (file != nullptr) ClearTemporaryNewGRFData(file); if (config == _cur.grfconfig) _cur.skip_sprites = -1; if (message != STR_NULL) { @@ -589,7 +589,7 @@ static void SetNewGRFOverride(uint32 source_grfid, uint32 target_grfid) * @param file NewGRF that wants to change the engine. * @param type Vehicle type. * @param internal_id Engine ID inside the NewGRF. - * @param static_access If the engine is not present, return NULL instead of allocating a new engine. (Used for static Action 0x04). + * @param static_access If the engine is not present, return nullptr instead of allocating a new engine. (Used for static Action 0x04). * @return The requested engine. */ static Engine *GetNewEngine(const GRFFile *file, VehicleType type, uint16 internal_id, bool static_access = false) @@ -604,7 +604,7 @@ static Engine *GetNewEngine(const GRFFile *file, VehicleType type, uint16 intern if (override != 0) { scope_grfid = override; const GRFFile *grf_match = GetFileByGRFID(override); - if (grf_match == NULL) { + if (grf_match == nullptr) { grfmsg(5, "Tried mapping from GRFID %x to %x but target is not loaded", BSWAP32(file->grfid), BSWAP32(override)); } else { grfmsg(5, "Mapping from GRFID %x to %x", BSWAP32(file->grfid), BSWAP32(override)); @@ -615,7 +615,7 @@ static Engine *GetNewEngine(const GRFFile *file, VehicleType type, uint16 intern EngineID engine = _engine_mngr.GetID(type, internal_id, scope_grfid); if (engine != INVALID_ENGINE) { Engine *e = Engine::Get(engine); - if (e->grf_prop.grffile == NULL) e->grf_prop.grffile = file; + if (e->grf_prop.grffile == nullptr) e->grf_prop.grffile = file; return e; } } @@ -625,7 +625,7 @@ static Engine *GetNewEngine(const GRFFile *file, VehicleType type, uint16 intern if (engine != INVALID_ENGINE) { Engine *e = Engine::Get(engine); - if (e->grf_prop.grffile == NULL) { + if (e->grf_prop.grffile == nullptr) { e->grf_prop.grffile = file; grfmsg(5, "Replaced engine at index %d for GRFID %x, type %d, index %d", e->index, BSWAP32(file->grfid), type, internal_id); } @@ -639,11 +639,11 @@ static Engine *GetNewEngine(const GRFFile *file, VehicleType type, uint16 intern return e; } - if (static_access) return NULL; + if (static_access) return nullptr; if (!Engine::CanAllocateItem()) { grfmsg(0, "Can't allocate any more engines"); - return NULL; + return nullptr; } size_t engine_pool_size = Engine::GetPoolSize(); @@ -735,7 +735,7 @@ static void MapSpriteMappingRecolour(PalSpriteID *grf_sprite) * @param[out] max_palette_offset Optionally returns the number of sprites in the spriteset of the palette. (0 if no spritset) * @return Read TileLayoutFlags. */ -static TileLayoutFlags ReadSpriteLayoutSprite(ByteReader *buf, bool read_flags, bool invert_action1_flag, bool use_cur_spritesets, int feature, PalSpriteID *grf_sprite, uint16 *max_sprite_offset = NULL, uint16 *max_palette_offset = NULL) +static TileLayoutFlags ReadSpriteLayoutSprite(ByteReader *buf, bool read_flags, bool invert_action1_flag, bool use_cur_spritesets, int feature, PalSpriteID *grf_sprite, uint16 *max_sprite_offset = nullptr, uint16 *max_palette_offset = nullptr) { grf_sprite->sprite = buf->ReadWord(); grf_sprite->pal = buf->ReadWord(); @@ -754,7 +754,7 @@ static TileLayoutFlags ReadSpriteLayoutSprite(ByteReader *buf, bool read_flags, grf_sprite->pal = PAL_NONE; } else { SpriteID sprite = use_cur_spritesets ? _cur.GetSprite(feature, index) : index; - if (max_sprite_offset != NULL) *max_sprite_offset = use_cur_spritesets ? _cur.GetNumEnts(feature, index) : UINT16_MAX; + if (max_sprite_offset != nullptr) *max_sprite_offset = use_cur_spritesets ? _cur.GetNumEnts(feature, index) : UINT16_MAX; SB(grf_sprite->sprite, 0, SPRITE_WIDTH, sprite); SetBit(grf_sprite->sprite, SPRITE_MODIFIER_CUSTOM_SPRITE); } @@ -772,7 +772,7 @@ static TileLayoutFlags ReadSpriteLayoutSprite(ByteReader *buf, bool read_flags, grf_sprite->pal = PAL_NONE; } else { SpriteID sprite = use_cur_spritesets ? _cur.GetSprite(feature, index) : index; - if (max_palette_offset != NULL) *max_palette_offset = use_cur_spritesets ? _cur.GetNumEnts(feature, index) : UINT16_MAX; + if (max_palette_offset != nullptr) *max_palette_offset = use_cur_spritesets ? _cur.GetNumEnts(feature, index) : UINT16_MAX; SB(grf_sprite->pal, 0, SPRITE_WIDTH, sprite); SetBit(grf_sprite->pal, SPRITE_MODIFIER_CUSTOM_SPRITE); } @@ -797,7 +797,7 @@ static void ReadSpriteLayoutRegisters(ByteReader *buf, TileLayoutFlags flags, bo { if (!(flags & TLF_DRAWING_FLAGS)) return; - if (dts->registers == NULL) dts->AllocateRegisters(); + if (dts->registers == nullptr) dts->AllocateRegisters(); TileLayoutRegisters ®s = const_cast<TileLayoutRegisters&>(dts->registers[index]); regs.flags = flags & TLF_DRAWING_FLAGS; @@ -924,9 +924,9 @@ static bool ReadSpriteLayout(ByteReader *buf, uint num_building_sprites, bool us /* When the Action1 sets are unknown, everything should be 0 (no spriteset usage) or UINT16_MAX (some spriteset usage) */ assert(use_cur_spritesets || (is_consistent && (dts->consistent_max_offset == 0 || dts->consistent_max_offset == UINT16_MAX))); - if (!is_consistent || dts->registers != NULL) { + if (!is_consistent || dts->registers != nullptr) { dts->consistent_max_offset = 0; - if (dts->registers == NULL) dts->AllocateRegisters(); + if (dts->registers == nullptr) dts->AllocateRegisters(); for (uint i = 0; i < num_building_sprites + 1; i++) { TileLayoutRegisters ®s = const_cast<TileLayoutRegisters&>(dts->registers[i]); @@ -1045,7 +1045,7 @@ static ChangeInfoResult RailVehicleChangeInfo(uint engine, int numinfo, int prop for (int i = 0; i < numinfo; i++) { Engine *e = GetNewEngine(_cur.grffile, VEH_TRAIN, engine + i); - if (e == NULL) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles + if (e == nullptr) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles EngineInfo *ei = &e->info; RailVehicleInfo *rvi = &e->u.rail; @@ -1339,7 +1339,7 @@ static ChangeInfoResult RoadVehicleChangeInfo(uint engine, int numinfo, int prop for (int i = 0; i < numinfo; i++) { Engine *e = GetNewEngine(_cur.grffile, VEH_ROAD, engine + i); - if (e == NULL) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles + if (e == nullptr) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles EngineInfo *ei = &e->info; RoadVehicleInfo *rvi = &e->u.road; @@ -1527,7 +1527,7 @@ static ChangeInfoResult ShipVehicleChangeInfo(uint engine, int numinfo, int prop for (int i = 0; i < numinfo; i++) { Engine *e = GetNewEngine(_cur.grffile, VEH_SHIP, engine + i); - if (e == NULL) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles + if (e == nullptr) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles EngineInfo *ei = &e->info; ShipVehicleInfo *svi = &e->u.ship; @@ -1699,7 +1699,7 @@ static ChangeInfoResult AircraftVehicleChangeInfo(uint engine, int numinfo, int for (int i = 0; i < numinfo; i++) { Engine *e = GetNewEngine(_cur.grffile, VEH_AIRCRAFT, engine + i); - if (e == NULL) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles + if (e == nullptr) return CIR_INVALID_ID; // No engine could be allocated, so neither can any next vehicles EngineInfo *ei = &e->info; AircraftVehicleInfo *avi = &e->u.air; @@ -1857,13 +1857,13 @@ static ChangeInfoResult StationChangeInfo(uint stid, int numinfo, int prop, Byte } /* Allocate station specs if necessary */ - if (_cur.grffile->stations == NULL) _cur.grffile->stations = CallocT<StationSpec*>(NUM_STATIONS_PER_GRF); + if (_cur.grffile->stations == nullptr) _cur.grffile->stations = CallocT<StationSpec*>(NUM_STATIONS_PER_GRF); for (int i = 0; i < numinfo; i++) { StationSpec *statspec = _cur.grffile->stations[stid + i]; /* Check that the station we are modifying is defined. */ - if (statspec == NULL && prop != 0x08) { + if (statspec == nullptr && prop != 0x08) { grfmsg(2, "StationChangeInfo: Attempt to modify undefined station %u, ignoring", stid + i); return CIR_INVALID_ID; } @@ -1873,7 +1873,7 @@ static ChangeInfoResult StationChangeInfo(uint stid, int numinfo, int prop, Byte StationSpec **spec = &_cur.grffile->stations[stid + i]; /* Property 0x08 is special; it is where the station is allocated */ - if (*spec == NULL) *spec = CallocT<StationSpec>(1); + if (*spec == nullptr) *spec = CallocT<StationSpec>(1); /* Swap classid because we read it in BE meaning WAYP or DFLT */ uint32 classid = buf->ReadDWord(); @@ -1929,7 +1929,7 @@ static ChangeInfoResult StationChangeInfo(uint stid, int numinfo, int prop, Byte byte srcid = buf->ReadByte(); const StationSpec *srcstatspec = _cur.grffile->stations[srcid]; - if (srcstatspec == NULL) { + if (srcstatspec == nullptr) { grfmsg(1, "StationChangeInfo: Station %u is not defined, cannot copy sprite layout to %u.", srcid, stid + i); continue; } @@ -1981,7 +1981,7 @@ static ChangeInfoResult StationChangeInfo(uint stid, int numinfo, int prop, Byte if (number > statspec->platforms[l]) { statspec->layouts[l] = ReallocT(statspec->layouts[l], number); - /* We expect NULL being 0 here, but C99 guarantees that. */ + /* We expect nullptr being 0 here, but C99 guarantees that. */ memset(statspec->layouts[l] + statspec->platforms[l], 0, (number - statspec->platforms[l]) * sizeof(**statspec->layouts)); @@ -2012,7 +2012,7 @@ static ChangeInfoResult StationChangeInfo(uint stid, int numinfo, int prop, Byte byte srcid = buf->ReadByte(); const StationSpec *srcstatspec = _cur.grffile->stations[srcid]; - if (srcstatspec == NULL) { + if (srcstatspec == nullptr) { grfmsg(1, "StationChangeInfo: Station %u is not defined, cannot copy tile layout to %u.", srcid, stid + i); continue; } @@ -2174,7 +2174,7 @@ static ChangeInfoResult BridgeChangeInfo(uint brid, int numinfo, int prop, ByteR byte tableid = buf->ReadByte(); byte numtables = buf->ReadByte(); - if (bridge->sprite_table == NULL) { + if (bridge->sprite_table == nullptr) { /* Allocate memory for sprite table pointers and zero out */ bridge->sprite_table = CallocT<PalSpriteID*>(7); } @@ -2186,7 +2186,7 @@ static ChangeInfoResult BridgeChangeInfo(uint brid, int numinfo, int prop, ByteR continue; } - if (bridge->sprite_table[tableid] == NULL) { + if (bridge->sprite_table[tableid] == nullptr) { bridge->sprite_table[tableid] = MallocT<PalSpriteID>(32); } @@ -2320,14 +2320,14 @@ static ChangeInfoResult TownHouseChangeInfo(uint hid, int numinfo, int prop, Byt } /* Allocate house specs if they haven't been allocated already. */ - if (_cur.grffile->housespec == NULL) { + if (_cur.grffile->housespec == nullptr) { _cur.grffile->housespec = CallocT<HouseSpec*>(NUM_HOUSES_PER_GRF); } for (int i = 0; i < numinfo; i++) { HouseSpec *housespec = _cur.grffile->housespec[hid + i]; - if (prop != 0x08 && housespec == NULL) { + if (prop != 0x08 && housespec == nullptr) { /* If the house property 08 is not yet set, ignore this property */ ChangeInfoResult cir = IgnoreTownHouseProperty(prop, buf); if (cir > ret) ret = cir; @@ -2351,7 +2351,7 @@ static ChangeInfoResult TownHouseChangeInfo(uint hid, int numinfo, int prop, Byt } /* Allocate space for this house. */ - if (*house == NULL) *house = CallocT<HouseSpec>(1); + if (*house == nullptr) *house = CallocT<HouseSpec>(1); housespec = *house; @@ -2562,13 +2562,13 @@ static ChangeInfoResult TownHouseChangeInfo(uint hid, int numinfo, int prop, Byt * Get the language map associated with a given NewGRF and language. * @param grfid The NewGRF to get the map for. * @param language_id The (NewGRF) language ID to get the map for. - * @return The LanguageMap, or NULL if it couldn't be found. + * @return The LanguageMap, or nullptr if it couldn't be found. */ /* static */ const LanguageMap *LanguageMap::GetLanguageMap(uint32 grfid, uint8 language_id) { /* LanguageID "MAX_LANG", i.e. 7F is any. This language can't have a gender/case mapping, but has to be handled gracefully. */ const GRFFile *grffile = GetFileByGRFID(grfid); - return (grffile != NULL && grffile->language_map != NULL && language_id < MAX_LANG) ? &grffile->language_map[language_id] : NULL; + return (grffile != nullptr && grffile->language_map != nullptr && language_id < MAX_LANG) ? &grffile->language_map[language_id] : nullptr; } /** @@ -2751,8 +2751,8 @@ static ChangeInfoResult GlobalVarChangeInfo(uint gvid, int numinfo, int prop, By case 0x14: // Case translation table case 0x15: { // Plural form translation uint curidx = gvid + i; // The current index, i.e. language. - const LanguageMetadata *lang = curidx < MAX_LANG ? GetLanguage(curidx) : NULL; - if (lang == NULL) { + const LanguageMetadata *lang = curidx < MAX_LANG ? GetLanguage(curidx) : nullptr; + if (lang == nullptr) { grfmsg(1, "GlobalVarChangeInfo: Language %d is not known, ignoring", curidx); /* Skip over the data. */ if (prop == 0x15) { @@ -2765,7 +2765,7 @@ static ChangeInfoResult GlobalVarChangeInfo(uint gvid, int numinfo, int prop, By break; } - if (_cur.grffile->language_map == NULL) _cur.grffile->language_map = new LanguageMap[MAX_LANG]; + if (_cur.grffile->language_map == nullptr) _cur.grffile->language_map = new LanguageMap[MAX_LANG]; if (prop == 0x15) { uint plural_form = buf->ReadByte(); @@ -3135,14 +3135,14 @@ static ChangeInfoResult IndustrytilesChangeInfo(uint indtid, int numinfo, int pr } /* Allocate industry tile specs if they haven't been allocated already. */ - if (_cur.grffile->indtspec == NULL) { + if (_cur.grffile->indtspec == nullptr) { _cur.grffile->indtspec = CallocT<IndustryTileSpec*>(NUM_INDUSTRYTILES_PER_GRF); } for (int i = 0; i < numinfo; i++) { IndustryTileSpec *tsp = _cur.grffile->indtspec[indtid + i]; - if (prop != 0x08 && tsp == NULL) { + if (prop != 0x08 && tsp == nullptr) { ChangeInfoResult cir = IgnoreIndustryTileProperty(prop, buf); if (cir > ret) ret = cir; continue; @@ -3160,7 +3160,7 @@ static ChangeInfoResult IndustrytilesChangeInfo(uint indtid, int numinfo, int pr } /* Allocate space for this industry. */ - if (*tilespec == NULL) { + if (*tilespec == nullptr) { *tilespec = CallocT<IndustryTileSpec>(1); tsp = *tilespec; @@ -3370,14 +3370,14 @@ static bool ValidateIndustryLayout(const IndustryTileTable *layout, int size) /** Clean the tile table of the IndustrySpec if it's needed. */ static void CleanIndustryTileTable(IndustrySpec *ind) { - if (HasBit(ind->cleanup_flag, CLEAN_TILELAYOUT) && ind->table != NULL) { + if (HasBit(ind->cleanup_flag, CLEAN_TILELAYOUT) && ind->table != nullptr) { for (int j = 0; j < ind->num_table; j++) { /* remove the individual layouts */ free(ind->table[j]); } /* remove the layouts pointers */ free(ind->table); - ind->table = NULL; + ind->table = nullptr; } } @@ -3399,14 +3399,14 @@ static ChangeInfoResult IndustriesChangeInfo(uint indid, int numinfo, int prop, } /* Allocate industry specs if they haven't been allocated already. */ - if (_cur.grffile->industryspec == NULL) { + if (_cur.grffile->industryspec == nullptr) { _cur.grffile->industryspec = CallocT<IndustrySpec*>(NUM_INDUSTRYTYPES_PER_GRF); } for (int i = 0; i < numinfo; i++) { IndustrySpec *indsp = _cur.grffile->industryspec[indid + i]; - if (prop != 0x08 && indsp == NULL) { + if (prop != 0x08 && indsp == nullptr) { ChangeInfoResult cir = IgnoreIndustryProperty(prop, buf); if (cir > ret) ret = cir; continue; @@ -3431,7 +3431,7 @@ static ChangeInfoResult IndustriesChangeInfo(uint indid, int numinfo, int prop, /* Allocate space for this industry. * Only need to do it once. If ever it is called again, it should not * do anything */ - if (*indspec == NULL) { + if (*indspec == nullptr) { *indspec = CallocT<IndustrySpec>(1); indsp = *indspec; @@ -3819,14 +3819,14 @@ static ChangeInfoResult AirportChangeInfo(uint airport, int numinfo, int prop, B } /* Allocate industry specs if they haven't been allocated already. */ - if (_cur.grffile->airportspec == NULL) { + if (_cur.grffile->airportspec == nullptr) { _cur.grffile->airportspec = CallocT<AirportSpec*>(NUM_AIRPORTS_PER_GRF); } for (int i = 0; i < numinfo; i++) { AirportSpec *as = _cur.grffile->airportspec[airport + i]; - if (as == NULL && prop != 0x08 && prop != 0x09) { + if (as == nullptr && prop != 0x08 && prop != 0x09) { grfmsg(2, "AirportChangeInfo: Attempt to modify undefined airport %u, ignoring", airport + i); return CIR_INVALID_ID; } @@ -3850,7 +3850,7 @@ static ChangeInfoResult AirportChangeInfo(uint airport, int numinfo, int prop, B /* Allocate space for this airport. * Only need to do it once. If ever it is called again, it should not * do anything */ - if (*spec == NULL) { + if (*spec == nullptr) { *spec = MallocT<AirportSpec>(1); as = *spec; @@ -4037,14 +4037,14 @@ static ChangeInfoResult ObjectChangeInfo(uint id, int numinfo, int prop, ByteRea } /* Allocate object specs if they haven't been allocated already. */ - if (_cur.grffile->objectspec == NULL) { + if (_cur.grffile->objectspec == nullptr) { _cur.grffile->objectspec = CallocT<ObjectSpec*>(NUM_OBJECTS_PER_GRF); } for (int i = 0; i < numinfo; i++) { ObjectSpec *spec = _cur.grffile->objectspec[id + i]; - if (prop != 0x08 && spec == NULL) { + if (prop != 0x08 && spec == nullptr) { /* If the object property 08 is not yet set, ignore this property */ ChangeInfoResult cir = IgnoreObjectProperty(prop, buf); if (cir > ret) ret = cir; @@ -4056,7 +4056,7 @@ static ChangeInfoResult ObjectChangeInfo(uint id, int numinfo, int prop, ByteRea ObjectSpec **ospec = &_cur.grffile->objectspec[id + i]; /* Allocate space for this object. */ - if (*ospec == NULL) { + if (*ospec == nullptr) { *ospec = CallocT<ObjectSpec>(1); (*ospec)->views = 1; // Default for NewGRFs that don't set it. } @@ -4378,14 +4378,14 @@ static ChangeInfoResult AirportTilesChangeInfo(uint airtid, int numinfo, int pro } /* Allocate airport tile specs if they haven't been allocated already. */ - if (_cur.grffile->airtspec == NULL) { + if (_cur.grffile->airtspec == nullptr) { _cur.grffile->airtspec = CallocT<AirportTileSpec*>(NUM_AIRPORTTILES_PER_GRF); } for (int i = 0; i < numinfo; i++) { AirportTileSpec *tsp = _cur.grffile->airtspec[airtid + i]; - if (prop != 0x08 && tsp == NULL) { + if (prop != 0x08 && tsp == nullptr) { grfmsg(2, "AirportTileChangeInfo: Attempt to modify undefined airport tile %u. Ignoring.", airtid + i); return CIR_INVALID_ID; } @@ -4402,7 +4402,7 @@ static ChangeInfoResult AirportTilesChangeInfo(uint airtid, int numinfo, int pro } /* Allocate space for this airport tile. */ - if (*tilespec == NULL) { + if (*tilespec == nullptr) { *tilespec = CallocT<AirportTileSpec>(1); tsp = *tilespec; @@ -4513,10 +4513,10 @@ static void FeatureChangeInfo(ByteReader *buf) /* GSF_GLOBALVAR */ GlobalVarChangeInfo, /* GSF_INDUSTRYTILES */ IndustrytilesChangeInfo, /* GSF_INDUSTRIES */ IndustriesChangeInfo, - /* GSF_CARGOES */ NULL, // Cargo is handled during reservation + /* GSF_CARGOES */ nullptr, // Cargo is handled during reservation /* GSF_SOUNDFX */ SoundEffectChangeInfo, /* GSF_AIRPORTS */ AirportChangeInfo, - /* GSF_SIGNALS */ NULL, + /* GSF_SIGNALS */ nullptr, /* GSF_OBJECTS */ ObjectChangeInfo, /* GSF_RAILTYPES */ RailTypeChangeInfo, /* GSF_AIRPORTTILES */ AirportTilesChangeInfo, @@ -4535,7 +4535,7 @@ static void FeatureChangeInfo(ByteReader *buf) grfmsg(6, "FeatureChangeInfo: Feature 0x%02X, %d properties, to apply to %d+%d", feature, numprops, engine, numinfo); - if (feature >= lengthof(handler) || handler[feature] == NULL) { + if (feature >= lengthof(handler) || handler[feature] == nullptr) { if (feature != GSF_CARGOES) grfmsg(1, "FeatureChangeInfo: Unsupported feature 0x%02X, skipping", feature); return; } @@ -4573,7 +4573,7 @@ static void SafeChangeInfo(ByteReader *buf) uint32 s = buf->ReadDWord(); buf->ReadDWord(); // dest const GRFConfig *grfconfig = GetGRFConfig(s); - if (grfconfig != NULL && !HasBit(grfconfig->flags, GCF_STATIC)) { + if (grfconfig != nullptr && !HasBit(grfconfig->flags, GCF_STATIC)) { is_safe = false; break; } @@ -4697,9 +4697,9 @@ static const SpriteGroup *GetGroupFromGroupID(byte setid, byte type, uint16 grou return new CallbackResultSpriteGroup(groupid, _cur.grffile->grf_version >= 8); } - if (groupid > MAX_SPRITEGROUP || _cur.spritegroups[groupid] == NULL) { + if (groupid > MAX_SPRITEGROUP || _cur.spritegroups[groupid] == nullptr) { grfmsg(1, "GetGroupFromGroupID(0x%02X:0x%02X): Groupid 0x%04X does not exist, leaving empty", setid, type, groupid); - return NULL; + return nullptr; } return _cur.spritegroups[groupid]; @@ -4722,7 +4722,7 @@ static const SpriteGroup *CreateGroupFromGroupID(byte feature, byte setid, byte if (!_cur.IsValidSpriteSet(feature, spriteid)) { grfmsg(1, "CreateGroupFromGroupID(0x%02X:0x%02X): Sprite set %u invalid", setid, type, spriteid); - return NULL; + return nullptr; } SpriteID spriteset_start = _cur.GetSprite(feature, spriteid); @@ -4748,7 +4748,7 @@ static void NewSpriteGroup(ByteReader *buf) * otherwise it specifies a number of entries, the exact * meaning depends on the feature * V feature-specific-data (huge mess, don't even look it up --pasky) */ - SpriteGroup *act_group = NULL; + SpriteGroup *act_group = nullptr; uint8 feature = buf->ReadByte(); if (feature >= GSF_END) { @@ -5128,7 +5128,7 @@ static CargoID TranslateCargo(uint8 feature, uint8 ctype) static bool IsValidGroupID(uint16 groupid, const char *function) { - if (groupid > MAX_SPRITEGROUP || _cur.spritegroups[groupid] == NULL) { + if (groupid > MAX_SPRITEGROUP || _cur.spritegroups[groupid] == nullptr) { grfmsg(1, "%s: Spritegroup 0x%04X out of range or empty, skipping.", function, groupid); return false; } @@ -5165,7 +5165,7 @@ static void VehicleMapSpriteGroup(ByteReader *buf, byte feature, uint8 idcount) EngineID *engines = AllocaM(EngineID, idcount); for (uint i = 0; i < idcount; i++) { Engine *e = GetNewEngine(_cur.grffile, (VehicleType)feature, buf->ReadExtendedByte()); - if (e == NULL) { + if (e == nullptr) { /* No engine could be allocated?!? Deal with it. Okay, * this might look bad. Also make sure this NewGRF * gets disabled, as a half loaded one is bad. */ @@ -5263,9 +5263,9 @@ static void StationMapSpriteGroup(ByteReader *buf, uint8 idcount) if (ctype == CT_INVALID) continue; for (uint i = 0; i < idcount; i++) { - StationSpec *statspec = _cur.grffile->stations == NULL ? NULL : _cur.grffile->stations[stations[i]]; + StationSpec *statspec = _cur.grffile->stations == nullptr ? nullptr : _cur.grffile->stations[stations[i]]; - if (statspec == NULL) { + if (statspec == nullptr) { grfmsg(1, "StationMapSpriteGroup: Station with ID 0x%02X does not exist, skipping", stations[i]); continue; } @@ -5278,14 +5278,14 @@ static void StationMapSpriteGroup(ByteReader *buf, uint8 idcount) if (!IsValidGroupID(groupid, "StationMapSpriteGroup")) return; for (uint i = 0; i < idcount; i++) { - StationSpec *statspec = _cur.grffile->stations == NULL ? NULL : _cur.grffile->stations[stations[i]]; + StationSpec *statspec = _cur.grffile->stations == nullptr ? nullptr : _cur.grffile->stations[stations[i]]; - if (statspec == NULL) { + if (statspec == nullptr) { grfmsg(1, "StationMapSpriteGroup: Station with ID 0x%02X does not exist, skipping", stations[i]); continue; } - if (statspec->grf_prop.grffile != NULL) { + if (statspec->grf_prop.grffile != nullptr) { grfmsg(1, "StationMapSpriteGroup: Station with ID 0x%02X mapped multiple times, skipping", stations[i]); continue; } @@ -5312,7 +5312,7 @@ static void TownHouseMapSpriteGroup(ByteReader *buf, uint8 idcount) uint16 groupid = buf->ReadWord(); if (!IsValidGroupID(groupid, "TownHouseMapSpriteGroup")) return; - if (_cur.grffile->housespec == NULL) { + if (_cur.grffile->housespec == nullptr) { grfmsg(1, "TownHouseMapSpriteGroup: No houses defined, skipping"); return; } @@ -5320,7 +5320,7 @@ static void TownHouseMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { HouseSpec *hs = _cur.grffile->housespec[houses[i]]; - if (hs == NULL) { + if (hs == nullptr) { grfmsg(1, "TownHouseMapSpriteGroup: House %d undefined, skipping.", houses[i]); continue; } @@ -5343,7 +5343,7 @@ static void IndustryMapSpriteGroup(ByteReader *buf, uint8 idcount) uint16 groupid = buf->ReadWord(); if (!IsValidGroupID(groupid, "IndustryMapSpriteGroup")) return; - if (_cur.grffile->industryspec == NULL) { + if (_cur.grffile->industryspec == nullptr) { grfmsg(1, "IndustryMapSpriteGroup: No industries defined, skipping"); return; } @@ -5351,7 +5351,7 @@ static void IndustryMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { IndustrySpec *indsp = _cur.grffile->industryspec[industries[i]]; - if (indsp == NULL) { + if (indsp == nullptr) { grfmsg(1, "IndustryMapSpriteGroup: Industry %d undefined, skipping", industries[i]); continue; } @@ -5374,7 +5374,7 @@ static void IndustrytileMapSpriteGroup(ByteReader *buf, uint8 idcount) uint16 groupid = buf->ReadWord(); if (!IsValidGroupID(groupid, "IndustrytileMapSpriteGroup")) return; - if (_cur.grffile->indtspec == NULL) { + if (_cur.grffile->indtspec == nullptr) { grfmsg(1, "IndustrytileMapSpriteGroup: No industry tiles defined, skipping"); return; } @@ -5382,7 +5382,7 @@ static void IndustrytileMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { IndustryTileSpec *indtsp = _cur.grffile->indtspec[indtiles[i]]; - if (indtsp == NULL) { + if (indtsp == nullptr) { grfmsg(1, "IndustrytileMapSpriteGroup: Industry tile %d undefined, skipping", indtiles[i]); continue; } @@ -5421,7 +5421,7 @@ static void CargoMapSpriteGroup(ByteReader *buf, uint8 idcount) static void ObjectMapSpriteGroup(ByteReader *buf, uint8 idcount) { - if (_cur.grffile->objectspec == NULL) { + if (_cur.grffile->objectspec == nullptr) { grfmsg(1, "ObjectMapSpriteGroup: No object tiles defined, skipping"); return; } @@ -5443,7 +5443,7 @@ static void ObjectMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { ObjectSpec *spec = _cur.grffile->objectspec[objects[i]]; - if (spec == NULL) { + if (spec == nullptr) { grfmsg(1, "ObjectMapSpriteGroup: Object with ID 0x%02X undefined, skipping", objects[i]); continue; } @@ -5458,12 +5458,12 @@ static void ObjectMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { ObjectSpec *spec = _cur.grffile->objectspec[objects[i]]; - if (spec == NULL) { + if (spec == nullptr) { grfmsg(1, "ObjectMapSpriteGroup: Object with ID 0x%02X undefined, skipping", objects[i]); continue; } - if (spec->grf_prop.grffile != NULL) { + if (spec->grf_prop.grffile != nullptr) { grfmsg(1, "ObjectMapSpriteGroup: Object with ID 0x%02X mapped multiple times, skipping", objects[i]); continue; } @@ -5518,7 +5518,7 @@ static void AirportMapSpriteGroup(ByteReader *buf, uint8 idcount) uint16 groupid = buf->ReadWord(); if (!IsValidGroupID(groupid, "AirportMapSpriteGroup")) return; - if (_cur.grffile->airportspec == NULL) { + if (_cur.grffile->airportspec == nullptr) { grfmsg(1, "AirportMapSpriteGroup: No airports defined, skipping"); return; } @@ -5526,7 +5526,7 @@ static void AirportMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { AirportSpec *as = _cur.grffile->airportspec[airports[i]]; - if (as == NULL) { + if (as == nullptr) { grfmsg(1, "AirportMapSpriteGroup: Airport %d undefined, skipping", airports[i]); continue; } @@ -5549,7 +5549,7 @@ static void AirportTileMapSpriteGroup(ByteReader *buf, uint8 idcount) uint16 groupid = buf->ReadWord(); if (!IsValidGroupID(groupid, "AirportTileMapSpriteGroup")) return; - if (_cur.grffile->airtspec == NULL) { + if (_cur.grffile->airtspec == nullptr) { grfmsg(1, "AirportTileMapSpriteGroup: No airport tiles defined, skipping"); return; } @@ -5557,7 +5557,7 @@ static void AirportTileMapSpriteGroup(ByteReader *buf, uint8 idcount) for (uint i = 0; i < idcount; i++) { AirportTileSpec *airtsp = _cur.grffile->airtspec[airptiles[i]]; - if (airtsp == NULL) { + if (airtsp == nullptr) { grfmsg(1, "AirportTileMapSpriteGroup: Airport tile %d undefined, skipping", airptiles[i]); continue; } @@ -5721,7 +5721,7 @@ static void FeatureNewName(ByteReader *buf) case GSF_AIRCRAFT: if (!generic) { Engine *e = GetNewEngine(_cur.grffile, (VehicleType)feature, id, HasBit(_cur.grfconfig->flags, GCF_STATIC)); - if (e == NULL) break; + if (e == nullptr) break; StringID string = AddGRFString(_cur.grffile->grfid, e->index, lang, new_scheme, false, name, e->info.string_id); e->info.string_id = string; } else { @@ -5737,7 +5737,7 @@ static void FeatureNewName(ByteReader *buf) switch (GB(id, 8, 8)) { case 0xC4: // Station class name - if (_cur.grffile->stations == NULL || _cur.grffile->stations[GB(id, 0, 8)] == NULL) { + if (_cur.grffile->stations == nullptr || _cur.grffile->stations[GB(id, 0, 8)] == nullptr) { grfmsg(1, "FeatureNewName: Attempt to name undefined station 0x%X, ignoring", GB(id, 0, 8)); } else { StationClassID cls_id = _cur.grffile->stations[GB(id, 0, 8)]->cls_id; @@ -5746,7 +5746,7 @@ static void FeatureNewName(ByteReader *buf) break; case 0xC5: // Station name - if (_cur.grffile->stations == NULL || _cur.grffile->stations[GB(id, 0, 8)] == NULL) { + if (_cur.grffile->stations == nullptr || _cur.grffile->stations[GB(id, 0, 8)] == nullptr) { grfmsg(1, "FeatureNewName: Attempt to name undefined station 0x%X, ignoring", GB(id, 0, 8)); } else { _cur.grffile->stations[GB(id, 0, 8)]->name = AddGRFString(_cur.grffile->grfid, id, lang, new_scheme, false, name, STR_UNDEFINED); @@ -5754,7 +5754,7 @@ static void FeatureNewName(ByteReader *buf) break; case 0xC7: // Airporttile name - if (_cur.grffile->airtspec == NULL || _cur.grffile->airtspec[GB(id, 0, 8)] == NULL) { + if (_cur.grffile->airtspec == nullptr || _cur.grffile->airtspec[GB(id, 0, 8)] == nullptr) { grfmsg(1, "FeatureNewName: Attempt to name undefined airport tile 0x%X, ignoring", GB(id, 0, 8)); } else { _cur.grffile->airtspec[GB(id, 0, 8)]->name = AddGRFString(_cur.grffile->grfid, id, lang, new_scheme, false, name, STR_UNDEFINED); @@ -5762,7 +5762,7 @@ static void FeatureNewName(ByteReader *buf) break; case 0xC9: // House name - if (_cur.grffile->housespec == NULL || _cur.grffile->housespec[GB(id, 0, 8)] == NULL) { + if (_cur.grffile->housespec == nullptr || _cur.grffile->housespec[GB(id, 0, 8)] == nullptr) { grfmsg(1, "FeatureNewName: Attempt to name undefined house 0x%X, ignoring.", GB(id, 0, 8)); } else { _cur.grffile->housespec[GB(id, 0, 8)]->building_name = AddGRFString(_cur.grffile->grfid, id, lang, new_scheme, false, name, STR_UNDEFINED); @@ -6099,7 +6099,7 @@ static uint32 GetParamVal(byte param, uint32 *cond_val) } case 0x85: // TTDPatch flags, only for bit tests - if (cond_val == NULL) { + if (cond_val == nullptr) { /* Supported in Action 0x07 and 0x09, not 0x0D */ return 0; } else { @@ -6142,7 +6142,7 @@ static void CfgApply(ByteReader *buf) size_t pos = FioGetPos(); uint32 num = _cur.grf_container_ver >= 2 ? FioReadDword() : FioReadWord(); uint8 type = FioReadByte(); - byte *preload_sprite = NULL; + byte *preload_sprite = nullptr; /* Check if the sprite is a pseudo sprite. We can't operate on real sprites. */ if (type == 0xFF) { @@ -6204,7 +6204,7 @@ static void CfgApply(ByteReader *buf) bool carry = false; for (i = 0; i < param_size && offset + i < num; i++) { - uint32 value = GetParamVal(param_num + i / 4, NULL); + uint32 value = GetParamVal(param_num + i / 4, nullptr); /* Reset carry flag for each iteration of the variable (only really * matters if param_size is greater than 4) */ if (i % 4 == 0) carry = false; @@ -6290,12 +6290,12 @@ static void SkipIf(ByteReader *buf) GRFConfig *c = GetGRFConfig(cond_val, mask); - if (c != NULL && HasBit(c->flags, GCF_STATIC) && !HasBit(_cur.grfconfig->flags, GCF_STATIC) && _networking) { + if (c != nullptr && HasBit(c->flags, GCF_STATIC) && !HasBit(_cur.grfconfig->flags, GCF_STATIC) && _networking) { DisableStaticNewGRFInfluencingNonStaticNewGRFs(c); - c = NULL; + c = nullptr; } - if (condtype != 10 && c == NULL) { + if (condtype != 10 && c == nullptr) { grfmsg(7, "SkipIf: GRFID 0x%08X unknown, skipping test", BSWAP32(cond_val)); return; } @@ -6320,7 +6320,7 @@ static void SkipIf(ByteReader *buf) case 0x0A: // GRFID is not nor will be active /* This is the only condtype that doesn't get ignored if the GRFID is not found */ - result = c == NULL || c->status == GCS_DISABLED || c->status == GCS_NOT_FOUND; + result = c == nullptr || c->status == GCS_DISABLED || c->status == GCS_NOT_FOUND; break; default: grfmsg(1, "SkipIf: Unsupported GRF condition type %02X. Ignoring", condtype); return; @@ -6364,12 +6364,12 @@ static void SkipIf(ByteReader *buf) * file. The jump will always be the first matching label that follows * the current nfo_line. If no matching label is found, the first matching * label in the file is used. */ - GRFLabel *choice = NULL; - for (GRFLabel *label = _cur.grffile->label; label != NULL; label = label->next) { + GRFLabel *choice = nullptr; + for (GRFLabel *label = _cur.grffile->label; label != nullptr; label = label->next) { if (label->label != numsprites) continue; /* Remember a goto before the current line */ - if (choice == NULL) choice = label; + if (choice == nullptr) choice = label; /* If we find a label here, this is definitely good */ if (label->nfo_line > _cur.nfo_line) { choice = label; @@ -6377,7 +6377,7 @@ static void SkipIf(ByteReader *buf) } } - if (choice != NULL) { + if (choice != nullptr) { grfmsg(2, "SkipIf: Jumping to label 0x%0X at line %d, test was true", choice->label, choice->nfo_line); FioSeekTo(choice->pos, SEEK_SET); _cur.nfo_line = choice->nfo_line; @@ -6569,7 +6569,7 @@ static void GRFLoadError(ByteReader *buf) /* Make sure we show fatal errors, instead of silly infos from before */ delete _cur.grfconfig->error; - _cur.grfconfig->error = NULL; + _cur.grfconfig->error = nullptr; } if (message_id >= lengthof(msgstr) && message_id != 0xFF) { @@ -6583,7 +6583,7 @@ static void GRFLoadError(ByteReader *buf) } /* For now we can only show one message per newgrf file. */ - if (_cur.grfconfig->error != NULL) return; + if (_cur.grfconfig->error != nullptr) return; GRFError *error = new GRFError(sevstr[severity]); @@ -6592,7 +6592,7 @@ static void GRFLoadError(ByteReader *buf) if (buf->HasData()) { const char *message = buf->ReadString(); - error->custom_message = TranslateTTDPatchCodes(_cur.grffile->grfid, lang, true, message, NULL, SCC_RAW_STRING_POINTER); + error->custom_message = TranslateTTDPatchCodes(_cur.grffile->grfid, lang, true, message, nullptr, SCC_RAW_STRING_POINTER); } else { grfmsg(7, "GRFLoadError: No custom message supplied."); error->custom_message = stredup(""); @@ -6910,11 +6910,11 @@ static void ParamSet(ByteReader *buf) /* Read another GRF File's parameter */ const GRFFile *file = GetFileByGRFID(data); GRFConfig *c = GetGRFConfig(data); - if (c != NULL && HasBit(c->flags, GCF_STATIC) && !HasBit(_cur.grfconfig->flags, GCF_STATIC) && _networking) { + if (c != nullptr && HasBit(c->flags, GCF_STATIC) && !HasBit(_cur.grfconfig->flags, GCF_STATIC) && _networking) { /* Disable the read GRF if it is a static NewGRF. */ DisableStaticNewGRFInfluencingNonStaticNewGRFs(c); src1 = 0; - } else if (file == NULL || c == NULL || c->status == GCS_DISABLED) { + } else if (file == nullptr || c == nullptr || c->status == GCS_DISABLED) { src1 = 0; } else if (src1 == 0xFE) { src1 = c->version; @@ -6928,8 +6928,8 @@ static void ParamSet(ByteReader *buf) * variables available in action 7, or they can be FF to use the value * of <data>. If referring to parameters that are undefined, a value * of 0 is used instead. */ - src1 = (src1 == 0xFF) ? data : GetParamVal(src1, NULL); - src2 = (src2 == 0xFF) ? data : GetParamVal(src2, NULL); + src1 = (src1 == 0xFF) ? data : GetParamVal(src1, nullptr); + src2 = (src2 == 0xFF) ? data : GetParamVal(src2, nullptr); } uint32 res; @@ -7115,7 +7115,7 @@ static void GRFInhibit(ByteReader *buf) GRFConfig *file = GetGRFConfig(grfid); /* Unset activation flag */ - if (file != NULL && file != _cur.grfconfig) { + if (file != nullptr && file != _cur.grfconfig) { grfmsg(2, "GRFInhibit: Deactivating file '%s'", file->filename); GRFError *error = DisableGrf(STR_NEWGRF_ERROR_FORCEFULLY_DISABLED, file); error->data = stredup(_cur.grfconfig->GetName()); @@ -7221,15 +7221,15 @@ static void DefineGotoLabel(ByteReader *buf) label->label = nfo_label; label->nfo_line = _cur.nfo_line; label->pos = FioGetPos(); - label->next = NULL; + label->next = nullptr; /* Set up a linked list of goto targets which we will search in an Action 0x7/0x9 */ - if (_cur.grffile->label == NULL) { + if (_cur.grffile->label == nullptr) { _cur.grffile->label = label; } else { /* Attach the label to the end of the list */ GRFLabel *l; - for (l = _cur.grffile->label; l->next != NULL; l = l->next) {} + for (l = _cur.grffile->label; l->next != nullptr; l = l->next) {} l->next = label; } @@ -7247,7 +7247,7 @@ static void ImportGRFSound(SoundEntry *sound) SoundID sound_id = FioReadWord(); file = GetFileByGRFID(grfid); - if (file == NULL || file->sound_offset == 0) { + if (file == nullptr || file->sound_offset == 0) { grfmsg(1, "ImportGRFSound: Source file not available"); return; } @@ -7457,7 +7457,7 @@ static void TranslateGRFStrings(ByteReader *buf) uint32 grfid = buf->ReadDWord(); const GRFConfig *c = GetGRFConfig(grfid); - if (c == NULL || (c->status != GCS_INITIALISED && c->status != GCS_ACTIVATED)) { + if (c == nullptr || (c->status != GCS_INITIALISED && c->status != GCS_ACTIVATED)) { grfmsg(7, "TranslateGRFStrings: GRFID 0x%08x unknown, skipping action 13", BSWAP32(grfid)); return; } @@ -7808,7 +7808,7 @@ static bool ChangeGRFParamValueNames(ByteReader *buf) if (val_name != _cur_parameter->value_names.End()) { AddGRFTextToList(&val_name->second, langid, _cur.grfconfig->ident.grfid, false, name_string); } else { - GRFText *list = NULL; + GRFText *list = nullptr; AddGRFTextToList(&list, langid, _cur.grfconfig->ident.grfid, false, name_string); _cur_parameter->value_names.Insert(id, list); } @@ -7851,7 +7851,7 @@ static bool HandleParameterInfo(ByteReader *buf) if (id >= _cur.grfconfig->param_info.size()) { _cur.grfconfig->param_info.resize(id + 1); } - if (_cur.grfconfig->param_info[id] == NULL) { + if (_cur.grfconfig->param_info[id] == nullptr) { _cur.grfconfig->param_info[id] = new GRFParameterInfo(id); } _cur_parameter = _cur.grfconfig->param_info[id]; @@ -8094,9 +8094,9 @@ static void ResetCustomStations() { for (GRFFile * const file : _grf_files) { StationSpec **&stations = file->stations; - if (stations == NULL) continue; + if (stations == nullptr) continue; for (uint i = 0; i < NUM_STATIONS_PER_GRF; i++) { - if (stations[i] == NULL) continue; + if (stations[i] == nullptr) continue; StationSpec *statspec = stations[i]; delete[] statspec->renderdata; @@ -8119,7 +8119,7 @@ static void ResetCustomStations() /* Free and reset the station data */ free(stations); - stations = NULL; + stations = nullptr; } } @@ -8128,13 +8128,13 @@ static void ResetCustomHouses() { for (GRFFile * const file : _grf_files) { HouseSpec **&housespec = file->housespec; - if (housespec == NULL) continue; + if (housespec == nullptr) continue; for (uint i = 0; i < NUM_HOUSES_PER_GRF; i++) { free(housespec[i]); } free(housespec); - housespec = NULL; + housespec = nullptr; } } @@ -8143,11 +8143,11 @@ static void ResetCustomAirports() { for (GRFFile * const file : _grf_files) { AirportSpec **aslist = file->airportspec; - if (aslist != NULL) { + if (aslist != nullptr) { for (uint i = 0; i < NUM_AIRPORTS_PER_GRF; i++) { AirportSpec *as = aslist[i]; - if (as != NULL) { + if (as != nullptr) { /* We need to remove the tiles layouts */ for (int j = 0; j < as->num_table; j++) { /* remove the individual layouts */ @@ -8161,16 +8161,16 @@ static void ResetCustomAirports() } } free(aslist); - file->airportspec = NULL; + file->airportspec = nullptr; } AirportTileSpec **&airporttilespec = file->airtspec; - if (airporttilespec != NULL) { + if (airporttilespec != nullptr) { for (uint i = 0; i < NUM_AIRPORTTILES_PER_GRF; i++) { free(airporttilespec[i]); } free(airporttilespec); - airporttilespec = NULL; + airporttilespec = nullptr; } } } @@ -8184,10 +8184,10 @@ static void ResetCustomIndustries() /* We are verifiying both tiles and industries specs loaded from the grf file * First, let's deal with industryspec */ - if (industryspec != NULL) { + if (industryspec != nullptr) { for (uint i = 0; i < NUM_INDUSTRYTYPES_PER_GRF; i++) { IndustrySpec *ind = industryspec[i]; - if (ind == NULL) continue; + if (ind == nullptr) continue; /* We need to remove the sounds array */ if (HasBit(ind->cleanup_flag, CLEAN_RANDOMSOUNDS)) { @@ -8201,16 +8201,16 @@ static void ResetCustomIndustries() } free(industryspec); - industryspec = NULL; + industryspec = nullptr; } - if (indtspec == NULL) continue; + if (indtspec == nullptr) continue; for (uint i = 0; i < NUM_INDUSTRYTILES_PER_GRF; i++) { free(indtspec[i]); } free(indtspec); - indtspec = NULL; + indtspec = nullptr; } } @@ -8219,13 +8219,13 @@ static void ResetCustomObjects() { for (GRFFile * const file : _grf_files) { ObjectSpec **&objectspec = file->objectspec; - if (objectspec == NULL) continue; + if (objectspec == nullptr) continue; for (uint i = 0; i < NUM_OBJECTS_PER_GRF; i++) { free(objectspec[i]); } free(objectspec); - objectspec = NULL; + objectspec = nullptr; } } @@ -8237,16 +8237,16 @@ static void ResetNewGRF() } _grf_files.clear(); - _cur.grffile = NULL; + _cur.grffile = nullptr; } /** Clear all NewGRF errors */ static void ResetNewGRFErrors() { - for (GRFConfig *c = _grfconfig; c != NULL; c = c->next) { - if (!HasBit(c->flags, GCF_COPY) && c->error != NULL) { + for (GRFConfig *c = _grfconfig; c != nullptr; c = c->next) { + if (!HasBit(c->flags, GCF_COPY) && c->error != nullptr) { delete c->error; - c->error = NULL; + c->error = nullptr; } } } @@ -8388,7 +8388,7 @@ static void BuildCargoTranslationMap() static void InitNewGRFFile(const GRFConfig *config) { GRFFile *newfile = GetFileByFilename(config->filename); - if (newfile != NULL) { + if (newfile != nullptr) { /* We already loaded it once. */ _cur.grffile = newfile; return; @@ -8546,16 +8546,16 @@ static void CalculateRefitMasks() * cargo type. Finally disable the vehicle, if there is still no cargo. */ if (ei->cargo_type == CT_INVALID && ei->refit_mask != 0) { /* Figure out which CTT to use for the default cargo, if it is 'first refittable'. */ - const uint8 *cargo_map_for_first_refittable = NULL; + const uint8 *cargo_map_for_first_refittable = nullptr; { const GRFFile *file = _gted[engine].defaultcargo_grf; - if (file == NULL) file = e->GetGRF(); - if (file != NULL && file->grf_version >= 8 && file->cargo_list.size() != 0) { + if (file == nullptr) file = e->GetGRF(); + if (file != nullptr && file->grf_version >= 8 && file->cargo_list.size() != 0) { cargo_map_for_first_refittable = file->cargo_map; } } - if (cargo_map_for_first_refittable != NULL) { + if (cargo_map_for_first_refittable != nullptr) { /* Use first refittable cargo from cargo translation table */ byte best_local_slot = 0xFF; CargoID cargo_type; @@ -8586,7 +8586,7 @@ static void CalculateRefitMasks() static void FinaliseCanals() { for (uint i = 0; i < CF_END; i++) { - if (_water_feature[i].grffile != NULL) { + if (_water_feature[i].grffile != nullptr) { _water_feature[i].callback_mask = _water_feature[i].grffile->canal_local_properties[i].callback_mask; _water_feature[i].flags = _water_feature[i].grffile->canal_local_properties[i].flags; } @@ -8599,7 +8599,7 @@ static void FinaliseEngineArray() Engine *e; FOR_ALL_ENGINES(e) { - if (e->GetGRF() == NULL) { + if (e->GetGRF() == nullptr) { const EngineIDMapping &eid = _engine_mngr[e->index]; if (eid.grfid != INVALID_GRFID || eid.internal_id != eid.substitute_id) { e->info.string_id = STR_NEWGRF_INVALID_ENGINE; @@ -8611,13 +8611,13 @@ static void FinaliseEngineArray() /* When the train does not set property 27 (misc flags), but it * is overridden by a NewGRF graphically we want to disable the * flipping possibility. */ - if (e->type == VEH_TRAIN && !_gted[e->index].prop27_set && e->GetGRF() != NULL && is_custom_sprite(e->u.rail.image_index)) { + if (e->type == VEH_TRAIN && !_gted[e->index].prop27_set && e->GetGRF() != nullptr && is_custom_sprite(e->u.rail.image_index)) { ClrBit(e->info.misc_flags, EF_RAIL_FLIPS); } /* Skip wagons, there livery is defined via the engine */ if (e->type != VEH_TRAIN || e->u.rail.railveh_type != RAILVEH_WAGON) { - LiveryScheme ls = GetEngineLiveryScheme(e->index, INVALID_ENGINE, NULL); + LiveryScheme ls = GetEngineLiveryScheme(e->index, INVALID_ENGINE, nullptr); SetBit(_loaded_newgrf_features.used_liveries, ls); /* Note: For ships and roadvehicles we assume that they cannot be refitted between passenger and freight */ @@ -8671,12 +8671,12 @@ static void FinaliseCargoArray() static bool IsHouseSpecValid(HouseSpec *hs, const HouseSpec *next1, const HouseSpec *next2, const HouseSpec *next3, const char *filename) { if (((hs->building_flags & BUILDING_HAS_2_TILES) != 0 && - (next1 == NULL || !next1->enabled || (next1->building_flags & BUILDING_HAS_1_TILE) != 0)) || + (next1 == nullptr || !next1->enabled || (next1->building_flags & BUILDING_HAS_1_TILE) != 0)) || ((hs->building_flags & BUILDING_HAS_4_TILES) != 0 && - (next2 == NULL || !next2->enabled || (next2->building_flags & BUILDING_HAS_1_TILE) != 0 || - next3 == NULL || !next3->enabled || (next3->building_flags & BUILDING_HAS_1_TILE) != 0))) { + (next2 == nullptr || !next2->enabled || (next2->building_flags & BUILDING_HAS_1_TILE) != 0 || + next3 == nullptr || !next3->enabled || (next3->building_flags & BUILDING_HAS_1_TILE) != 0))) { hs->enabled = false; - if (filename != NULL) DEBUG(grf, 1, "FinaliseHouseArray: %s defines house %d as multitile, but no suitable tiles follow. Disabling house.", filename, hs->grf_prop.local_id); + if (filename != nullptr) DEBUG(grf, 1, "FinaliseHouseArray: %s defines house %d as multitile, but no suitable tiles follow. Disabling house.", filename, hs->grf_prop.local_id); return false; } @@ -8686,13 +8686,13 @@ static bool IsHouseSpecValid(HouseSpec *hs, const HouseSpec *next1, const HouseS if (((hs->building_flags & BUILDING_HAS_2_TILES) != 0 && next1->population != 0) || ((hs->building_flags & BUILDING_HAS_4_TILES) != 0 && (next2->population != 0 || next3->population != 0))) { hs->enabled = false; - if (filename != NULL) DEBUG(grf, 1, "FinaliseHouseArray: %s defines multitile house %d with non-zero population on additional tiles. Disabling house.", filename, hs->grf_prop.local_id); + if (filename != nullptr) DEBUG(grf, 1, "FinaliseHouseArray: %s defines multitile house %d with non-zero population on additional tiles. Disabling house.", filename, hs->grf_prop.local_id); return false; } /* Substitute type is also used for override, and having an override with a different size causes crashes. * This check should only be done for NewGRF houses because grf_prop.subst_id is not set for original houses.*/ - if (filename != NULL && (hs->building_flags & BUILDING_HAS_1_TILE) != (HouseSpec::Get(hs->grf_prop.subst_id)->building_flags & BUILDING_HAS_1_TILE)) { + if (filename != nullptr && (hs->building_flags & BUILDING_HAS_1_TILE) != (HouseSpec::Get(hs->grf_prop.subst_id)->building_flags & BUILDING_HAS_1_TILE)) { hs->enabled = false; DEBUG(grf, 1, "FinaliseHouseArray: %s defines house %d with different house size then it's substitute type. Disabling house.", filename, hs->grf_prop.local_id); return false; @@ -8701,7 +8701,7 @@ static bool IsHouseSpecValid(HouseSpec *hs, const HouseSpec *next1, const HouseS /* Make sure that additional parts of multitile houses are not available. */ if ((hs->building_flags & BUILDING_HAS_1_TILE) == 0 && (hs->building_availability & HZ_ZONALL) != 0 && (hs->building_availability & HZ_CLIMALL) != 0) { hs->enabled = false; - if (filename != NULL) DEBUG(grf, 1, "FinaliseHouseArray: %s defines house %d without a size but marked it as available. Disabling house.", filename, hs->grf_prop.local_id); + if (filename != nullptr) DEBUG(grf, 1, "FinaliseHouseArray: %s defines house %d without a size but marked it as available. Disabling house.", filename, hs->grf_prop.local_id); return false; } @@ -8720,7 +8720,7 @@ static void EnsureEarlyHouse(HouseZones bitmask) for (int i = 0; i < NUM_HOUSES; i++) { HouseSpec *hs = HouseSpec::Get(i); - if (hs == NULL || !hs->enabled) continue; + if (hs == nullptr || !hs->enabled) continue; if ((hs->building_availability & bitmask) != bitmask) continue; if (hs->min_year < min_year) min_year = hs->min_year; } @@ -8729,7 +8729,7 @@ static void EnsureEarlyHouse(HouseZones bitmask) for (int i = 0; i < NUM_HOUSES; i++) { HouseSpec *hs = HouseSpec::Get(i); - if (hs == NULL || !hs->enabled) continue; + if (hs == nullptr || !hs->enabled) continue; if ((hs->building_availability & bitmask) != bitmask) continue; if (hs->min_year == min_year) hs->min_year = 0; } @@ -8754,16 +8754,16 @@ static void FinaliseHouseArray() */ for (GRFFile * const file : _grf_files) { HouseSpec **&housespec = file->housespec; - if (housespec == NULL) continue; + if (housespec == nullptr) continue; for (int i = 0; i < NUM_HOUSES_PER_GRF; i++) { HouseSpec *hs = housespec[i]; - if (hs == NULL) continue; + if (hs == nullptr) continue; - const HouseSpec *next1 = (i + 1 < NUM_HOUSES_PER_GRF ? housespec[i + 1] : NULL); - const HouseSpec *next2 = (i + 2 < NUM_HOUSES_PER_GRF ? housespec[i + 2] : NULL); - const HouseSpec *next3 = (i + 3 < NUM_HOUSES_PER_GRF ? housespec[i + 3] : NULL); + const HouseSpec *next1 = (i + 1 < NUM_HOUSES_PER_GRF ? housespec[i + 1] : nullptr); + const HouseSpec *next2 = (i + 2 < NUM_HOUSES_PER_GRF ? housespec[i + 2] : nullptr); + const HouseSpec *next3 = (i + 3 < NUM_HOUSES_PER_GRF ? housespec[i + 3] : nullptr); if (!IsHouseSpecValid(hs, next1, next2, next3, file->filename)) continue; @@ -8773,13 +8773,13 @@ static void FinaliseHouseArray() for (int i = 0; i < NUM_HOUSES; i++) { HouseSpec *hs = HouseSpec::Get(i); - const HouseSpec *next1 = (i + 1 < NUM_HOUSES ? HouseSpec::Get(i + 1) : NULL); - const HouseSpec *next2 = (i + 2 < NUM_HOUSES ? HouseSpec::Get(i + 2) : NULL); - const HouseSpec *next3 = (i + 3 < NUM_HOUSES ? HouseSpec::Get(i + 3) : NULL); + const HouseSpec *next1 = (i + 1 < NUM_HOUSES ? HouseSpec::Get(i + 1) : nullptr); + const HouseSpec *next2 = (i + 2 < NUM_HOUSES ? HouseSpec::Get(i + 2) : nullptr); + const HouseSpec *next3 = (i + 3 < NUM_HOUSES ? HouseSpec::Get(i + 3) : nullptr); /* We need to check all houses again to we are sure that multitile houses * did get consecutive IDs and none of the parts are missing. */ - if (!IsHouseSpecValid(hs, next1, next2, next3, NULL)) { + if (!IsHouseSpecValid(hs, next1, next2, next3, nullptr)) { /* GetHouseNorthPart checks 3 houses that are directly before * it in the house pool. If any of those houses have multi-tile * flags set it assumes it's part of a multitile house. Since @@ -8817,11 +8817,11 @@ static void FinaliseIndustriesArray() for (GRFFile * const file : _grf_files) { IndustrySpec **&industryspec = file->industryspec; IndustryTileSpec **&indtspec = file->indtspec; - if (industryspec != NULL) { + if (industryspec != nullptr) { for (int i = 0; i < NUM_INDUSTRYTYPES_PER_GRF; i++) { IndustrySpec *indsp = industryspec[i]; - if (indsp != NULL && indsp->enabled) { + if (indsp != nullptr && indsp->enabled) { StringID strid; /* process the conversion of text at the end, so to be sure everything will be fine * and available. Check if it does not return undefind marker, which is a very good sign of a @@ -8854,10 +8854,10 @@ static void FinaliseIndustriesArray() } } - if (indtspec != NULL) { + if (indtspec != nullptr) { for (int i = 0; i < NUM_INDUSTRYTILES_PER_GRF; i++) { IndustryTileSpec *indtsp = indtspec[i]; - if (indtsp != NULL) { + if (indtsp != nullptr) { _industile_mngr.SetEntitySpec(indtsp); } } @@ -8866,7 +8866,7 @@ static void FinaliseIndustriesArray() for (uint j = 0; j < NUM_INDUSTRYTYPES; j++) { IndustrySpec *indsp = &_industry_specs[j]; - if (indsp->enabled && indsp->grf_prop.grffile != NULL) { + if (indsp->enabled && indsp->grf_prop.grffile != nullptr) { for (uint i = 0; i < 3; i++) { indsp->conflicting[i] = MapNewGRFIndustryType(indsp->conflicting[i], indsp->grf_prop.grffile->grfid); } @@ -8886,9 +8886,9 @@ static void FinaliseObjectsArray() { for (GRFFile * const file : _grf_files) { ObjectSpec **&objectspec = file->objectspec; - if (objectspec != NULL) { + if (objectspec != nullptr) { for (int i = 0; i < NUM_OBJECTS_PER_GRF; i++) { - if (objectspec[i] != NULL && objectspec[i]->grf_prop.grffile != NULL && objectspec[i]->enabled) { + if (objectspec[i] != nullptr && objectspec[i]->grf_prop.grffile != nullptr && objectspec[i]->enabled) { _object_mngr.SetEntitySpec(objectspec[i]); } } @@ -8905,18 +8905,18 @@ static void FinaliseAirportsArray() { for (GRFFile * const file : _grf_files) { AirportSpec **&airportspec = file->airportspec; - if (airportspec != NULL) { + if (airportspec != nullptr) { for (int i = 0; i < NUM_AIRPORTS_PER_GRF; i++) { - if (airportspec[i] != NULL && airportspec[i]->enabled) { + if (airportspec[i] != nullptr && airportspec[i]->enabled) { _airport_mngr.SetEntitySpec(airportspec[i]); } } } AirportTileSpec **&airporttilespec = file->airtspec; - if (airporttilespec != NULL) { + if (airporttilespec != nullptr) { for (uint i = 0; i < NUM_AIRPORTTILES_PER_GRF; i++) { - if (airporttilespec[i] != NULL && airporttilespec[i]->enabled) { + if (airporttilespec[i] != nullptr && airporttilespec[i]->enabled) { _airporttile_mngr.SetEntitySpec(airporttilespec[i]); } } @@ -8945,27 +8945,27 @@ static void DecodeSpecialSprite(byte *buf, uint num, GrfLoadingStage stage) * is not in memory and scanning the file every time would be too expensive. * In other stages we skip action 0x10 since it's already dealt with. */ static const SpecialSpriteHandler handlers[][GLS_END] = { - /* 0x00 */ { NULL, SafeChangeInfo, NULL, NULL, ReserveChangeInfo, FeatureChangeInfo, }, + /* 0x00 */ { nullptr, SafeChangeInfo, nullptr, nullptr, ReserveChangeInfo, FeatureChangeInfo, }, /* 0x01 */ { SkipAct1, SkipAct1, SkipAct1, SkipAct1, SkipAct1, NewSpriteSet, }, - /* 0x02 */ { NULL, NULL, NULL, NULL, NULL, NewSpriteGroup, }, - /* 0x03 */ { NULL, GRFUnsafe, NULL, NULL, NULL, FeatureMapSpriteGroup, }, - /* 0x04 */ { NULL, NULL, NULL, NULL, NULL, FeatureNewName, }, + /* 0x02 */ { nullptr, nullptr, nullptr, nullptr, nullptr, NewSpriteGroup, }, + /* 0x03 */ { nullptr, GRFUnsafe, nullptr, nullptr, nullptr, FeatureMapSpriteGroup, }, + /* 0x04 */ { nullptr, nullptr, nullptr, nullptr, nullptr, FeatureNewName, }, /* 0x05 */ { SkipAct5, SkipAct5, SkipAct5, SkipAct5, SkipAct5, GraphicsNew, }, - /* 0x06 */ { NULL, NULL, NULL, CfgApply, CfgApply, CfgApply, }, - /* 0x07 */ { NULL, NULL, NULL, NULL, SkipIf, SkipIf, }, - /* 0x08 */ { ScanInfo, NULL, NULL, GRFInfo, GRFInfo, GRFInfo, }, - /* 0x09 */ { NULL, NULL, NULL, SkipIf, SkipIf, SkipIf, }, + /* 0x06 */ { nullptr, nullptr, nullptr, CfgApply, CfgApply, CfgApply, }, + /* 0x07 */ { nullptr, nullptr, nullptr, nullptr, SkipIf, SkipIf, }, + /* 0x08 */ { ScanInfo, nullptr, nullptr, GRFInfo, GRFInfo, GRFInfo, }, + /* 0x09 */ { nullptr, nullptr, nullptr, SkipIf, SkipIf, SkipIf, }, /* 0x0A */ { SkipActA, SkipActA, SkipActA, SkipActA, SkipActA, SpriteReplace, }, - /* 0x0B */ { NULL, NULL, NULL, GRFLoadError, GRFLoadError, GRFLoadError, }, - /* 0x0C */ { NULL, NULL, NULL, GRFComment, NULL, GRFComment, }, - /* 0x0D */ { NULL, SafeParamSet, NULL, ParamSet, ParamSet, ParamSet, }, - /* 0x0E */ { NULL, SafeGRFInhibit, NULL, GRFInhibit, GRFInhibit, GRFInhibit, }, - /* 0x0F */ { NULL, GRFUnsafe, NULL, FeatureTownName, NULL, NULL, }, - /* 0x10 */ { NULL, NULL, DefineGotoLabel, NULL, NULL, NULL, }, + /* 0x0B */ { nullptr, nullptr, nullptr, GRFLoadError, GRFLoadError, GRFLoadError, }, + /* 0x0C */ { nullptr, nullptr, nullptr, GRFComment, nullptr, GRFComment, }, + /* 0x0D */ { nullptr, SafeParamSet, nullptr, ParamSet, ParamSet, ParamSet, }, + /* 0x0E */ { nullptr, SafeGRFInhibit, nullptr, GRFInhibit, GRFInhibit, GRFInhibit, }, + /* 0x0F */ { nullptr, GRFUnsafe, nullptr, FeatureTownName, nullptr, nullptr, }, + /* 0x10 */ { nullptr, nullptr, DefineGotoLabel, nullptr, nullptr, nullptr, }, /* 0x11 */ { SkipAct11,GRFUnsafe, SkipAct11, GRFSound, SkipAct11, GRFSound, }, /* 0x12 */ { SkipAct12, SkipAct12, SkipAct12, SkipAct12, SkipAct12, LoadFontGlyph, }, - /* 0x13 */ { NULL, NULL, NULL, NULL, NULL, TranslateGRFStrings, }, - /* 0x14 */ { StaticGRFInfo, NULL, NULL, NULL, NULL, NULL, }, + /* 0x13 */ { nullptr, nullptr, nullptr, nullptr, nullptr, TranslateGRFStrings, }, + /* 0x14 */ { StaticGRFInfo, nullptr, nullptr, nullptr, nullptr, nullptr, }, }; GRFLocation location(_cur.grfconfig->ident.grfid, _cur.nfo_line); @@ -8996,7 +8996,7 @@ static void DecodeSpecialSprite(byte *buf, uint num, GrfLoadingStage stage) grfmsg(2, "DecodeSpecialSprite: Unexpected import block, skipping"); } else if (action >= lengthof(handlers)) { grfmsg(7, "DecodeSpecialSprite: Skipping unknown action 0x%02X", action); - } else if (handlers[action][stage] == NULL) { + } else if (handlers[action][stage] == nullptr) { grfmsg(7, "DecodeSpecialSprite: Skipping action 0x%02X in stage %d", action, stage); } else { grfmsg(7, "DecodeSpecialSprite: Handling action 0x%02X in stage %d", action, stage); @@ -9057,7 +9057,7 @@ void LoadNewGRFFile(GRFConfig *config, uint file_index, GrfLoadingStage stage, S * processed once at initialization. */ if (stage != GLS_FILESCAN && stage != GLS_SAFETYSCAN && stage != GLS_LABELSCAN) { _cur.grffile = GetFileByFilename(filename); - if (_cur.grffile == NULL) usererror("File '%s' lost in cache.\n", filename); + if (_cur.grffile == nullptr) usererror("File '%s' lost in cache.\n", filename); if (stage == GLS_RESERVE && config->status != GCS_INITIALISED) return; if (stage == GLS_ACTIVATION && !HasBit(config->flags, GCF_RESERVED)) return; } @@ -9212,7 +9212,7 @@ static void FinalisePriceBaseMultipliers() if (override == 0) continue; GRFFile *dest = GetFileByGRFID(override); - if (dest == NULL) continue; + if (dest == nullptr) continue; grf_overrides[i] = find_index(_grf_files, dest); assert(grf_overrides[i] >= 0); @@ -9437,7 +9437,7 @@ void LoadNewGRF(uint load_index, uint file_index, uint num_baseset) * be reset, the NewGRF would remain disabled even though it should * have been enabled. */ - for (GRFConfig *c = _grfconfig; c != NULL; c = c->next) { + for (GRFConfig *c = _grfconfig; c != nullptr; c = c->next) { if (c->status != GCS_NOT_FOUND) c->status = GCS_UNKNOWN; } @@ -9449,7 +9449,7 @@ void LoadNewGRF(uint load_index, uint file_index, uint num_baseset) for (GrfLoadingStage stage = GLS_LABELSCAN; stage <= GLS_ACTIVATION; stage++) { /* Set activated grfs back to will-be-activated between reservation- and activation-stage. * This ensures that action7/9 conditions 0x06 - 0x0A work correctly. */ - for (GRFConfig *c = _grfconfig; c != NULL; c = c->next) { + for (GRFConfig *c = _grfconfig; c != nullptr; c = c->next) { if (c->status == GCS_ACTIVATED) c->status = GCS_INITIALISED; } @@ -9468,7 +9468,7 @@ void LoadNewGRF(uint load_index, uint file_index, uint num_baseset) uint num_non_static = 0; _cur.stage = stage; - for (GRFConfig *c = _grfconfig; c != NULL; c = c->next) { + for (GRFConfig *c = _grfconfig; c != nullptr; c = c->next) { if (c->status == GCS_DISABLED || c->status == GCS_NOT_FOUND) continue; if (stage > GLS_INIT && HasBit(c->flags, GCF_INIT_ONLY)) continue; |