tron@2186: /* $Id$ */ tron@2186: dominik@452: #include "stdafx.h" dominik@452: dominik@452: #include dominik@452: Darkvater@1891: #include "openttd.h" tron@1299: #include "debug.h" dominik@452: #include "gfx.h" dominik@452: #include "fileio.h" tron@2163: #include "functions.h" dominik@452: #include "engine.h" tron@2342: #include "spritecache.h" dominik@452: #include "station.h" dominik@452: #include "sprite.h" dominik@452: #include "newgrf.h" tron@2159: #include "variables.h" Darkvater@3566: #include "string.h" peter1138@3821: #include "table/strings.h" peter1138@2478: #include "bridge.h" peter1138@2506: #include "economy.h" peter1138@2962: #include "newgrf_engine.h" celestar@3577: #include "vehicle.h" belugas@3601: #include "newgrf_text.h" peter1138@3708: #include "table/sprites.h" peter1138@5108: #include "fontcache.h" rubidium@4293: #include "date.h" belugas@4377: #include "currency.h" peter1138@4656: #include "sound.h" peter1138@5228: #include "newgrf_config.h" peter1138@4656: #include "newgrf_sound.h" peter1138@3595: #include "newgrf_spritegroup.h" rubidium@5587: #include "helpers.hpp" peter1138@3595: dominik@452: /* TTDPatch extended GRF format codec dominik@452: * (c) Petr Baudis 2004 (GPL'd) dominik@452: * Changes by Florian octo Forster are (c) by the OpenTTD development team. dominik@452: * dominik@452: * Contains portions of documentation by TTDPatch team. dominik@452: * Thanks especially to Josef Drexler for the documentation as well as a lot dominik@452: * of help at #tycoon. Also thanks to Michael Blunck for is GRF files which dominik@452: * served as subject to the initial testing of this codec. */ dominik@452: dominik@455: tron@2342: static int _skip_sprites; // XXX tron@2342: static uint _file_index; // XXX peter1138@5209: SpriteID _signal_base; peter1138@5210: SpriteID _coast_base; dominik@452: tron@2340: static GRFFile *_cur_grffile; tron@1477: GRFFile *_first_grffile; peter1138@3707: static SpriteID _cur_spriteid; peter1138@5225: static GrfLoadingStage _cur_stage; Darkvater@3561: static uint32 _nfo_line; dominik@452: peter1138@5228: static GRFConfig *_cur_grfconfig; peter1138@5228: peter1138@3814: /* Miscellaneous GRF features, set by Action 0x0D, parameter 0x9E */ peter1138@3814: static byte _misc_grf_features = 0; peter1138@3814: dominik@452: /* 32 * 8 = 256 flags. Apparently TTDPatch uses this many.. */ dominik@452: static uint32 _ttdpatch_flags[8]; dominik@452: peter1138@3895: /* Used by Action 0x06 to preload a pseudo sprite and modify its content */ peter1138@3895: static byte *_preload_sprite = NULL; peter1138@3895: peter1138@4742: /* Set if any vehicle is loaded which uses 2cc (two company colours) */ peter1138@4742: bool _have_2cc = false; peter1138@4742: dominik@452: peter1138@4656: typedef enum GrfDataType { peter1138@4656: GDT_SOUND, peter1138@4656: } GrfDataType; peter1138@4656: peter1138@4656: static byte _grf_data_blocks; peter1138@4656: static GrfDataType _grf_data_type; peter1138@4656: peter1138@4656: tron@1477: typedef enum grfspec_feature { dominik@452: GSF_TRAIN, dominik@452: GSF_ROAD, dominik@452: GSF_SHIP, dominik@452: GSF_AIRCRAFT, dominik@452: GSF_STATION, peter1138@2438: GSF_CANAL, dominik@452: GSF_BRIDGE, dominik@452: GSF_TOWNHOUSE, peter1138@3620: GSF_GLOBALVAR, peter1138@3620: GSF_INDUSTRYTILES, belugas@3601: GSF_INDUSTRIES, peter1138@3620: GSF_CARGOS, peter1138@3620: GSF_SOUNDFX, tron@1477: } grfspec_feature; dominik@452: dominik@452: dominik@452: typedef void (*SpecialSpriteHandler)(byte *buf, int len); dominik@452: peter1138@4964: static const int _vehcounts[4] = { dominik@452: /* GSF_TRAIN */ NUM_TRAIN_ENGINES, dominik@452: /* GSF_ROAD */ NUM_ROAD_ENGINES, dominik@452: /* GSF_SHIP */ NUM_SHIP_ENGINES, dominik@452: /* GSF_AIRCRAFT */ NUM_AIRCRAFT_ENGINES dominik@452: }; dominik@452: peter1138@4964: static const int _vehshifts[4] = { dominik@452: /* GSF_TRAIN */ 0, dominik@452: /* GSF_ROAD */ ROAD_ENGINES_INDEX, dominik@452: /* GSF_SHIP */ SHIP_ENGINES_INDEX, dominik@452: /* GSF_AIRCRAFT */ AIRCRAFT_ENGINES_INDEX, dominik@452: }; dominik@452: peter1138@3768: enum { peter1138@3768: MAX_STATIONS = 256, peter1138@3768: }; peter1138@3768: peter1138@2611: static uint16 cargo_allowed[TOTAL_NUM_ENGINES]; peter1138@2611: static uint16 cargo_disallowed[TOTAL_NUM_ENGINES]; dominik@452: peter1138@4961: /* Contains the GRF ID of the owner of a vehicle if it has been reserved */ peter1138@4961: static uint32 _grm_engines[TOTAL_NUM_ENGINES]; peter1138@4961: Darkvater@5380: /** DEBUG() function dedicated to newGRF debugging messages Darkvater@5380: * Function is essentialy the same as DEBUG(grf, severity, ...) with the Darkvater@5380: * addition of file:line information when parsing grf files. Darkvater@5380: * NOTE: for the above reason(s) grfmsg() should ONLY be used for Darkvater@5380: * loading/parsing grf files, not for runtime debug messages as there Darkvater@5380: * is no file information available during that time. Darkvater@5380: * @param severity debugging severity level, see debug.h Darkvater@5380: * @param debugging message in printf() format */ Darkvater@5380: void CDECL grfmsg(int severity, const char *str, ...) dominik@452: { dominik@452: char buf[1024]; dominik@452: va_list va; dominik@452: dominik@452: va_start(va, str); tron@1477: vsnprintf(buf, sizeof(buf), str, va); dominik@452: va_end(va); dominik@452: Darkvater@5380: DEBUG(grf, severity, "[%s:%d] %s", _cur_grfconfig->filename, _nfo_line, buf); dominik@452: } dominik@452: peter1138@5590: static inline bool check_length(int real, int wanted, const char *str) Darkvater@5379: { peter1138@5590: if (real >= wanted) return true; Darkvater@5379: grfmsg(0, "%s: Invalid pseudo sprite length %d (expected %d)!", str, real, wanted); peter1138@5590: return false; Darkvater@5379: } dominik@452: tron@500: static inline byte grf_load_byte(byte **buf) dominik@452: { dominik@452: return *(*buf)++; dominik@452: } dominik@452: dominik@452: static uint16 grf_load_word(byte **buf) dominik@452: { Darkvater@3711: uint16 val = grf_load_byte(buf); Darkvater@3711: return val | (grf_load_byte(buf) << 8); dominik@452: } dominik@452: tron@2346: static uint16 grf_load_extended(byte** buf) tron@2346: { tron@2346: uint16 val; tron@2346: val = grf_load_byte(buf); tron@2346: if (val == 0xFF) val = grf_load_word(buf); tron@2346: return val; tron@2346: } tron@2346: miham@2324: static uint32 grf_load_dword(byte **buf) dominik@452: { Darkvater@3711: uint32 val = grf_load_word(buf); Darkvater@3711: return val | (grf_load_word(buf) << 16); dominik@452: } dominik@452: peter1138@3668: static uint32 grf_load_var(byte size, byte **buf) peter1138@3668: { peter1138@3668: switch (size) { peter1138@3668: case 1: return grf_load_byte(buf); peter1138@3668: case 2: return grf_load_word(buf); peter1138@3668: case 4: return grf_load_dword(buf); peter1138@3668: default: peter1138@3668: NOT_REACHED(); peter1138@3668: return 0; peter1138@3668: } peter1138@3668: } dominik@452: tron@1477: static GRFFile *GetFileByGRFID(uint32 grfid) dominik@452: { tron@1477: GRFFile *file; dominik@452: tron@1477: for (file = _first_grffile; file != NULL; file = file->next) { tron@1477: if (file->grfid == grfid) break; tron@1477: } dominik@452: return file; dominik@452: } dominik@452: tron@1477: static GRFFile *GetFileByFilename(const char *filename) dominik@452: { tron@1477: GRFFile *file; dominik@452: tron@1477: for (file = _first_grffile; file != NULL; file = file->next) { tron@1477: if (strcmp(file->filename, filename) == 0) break; tron@1477: } dominik@452: return file; dominik@452: } dominik@452: dominik@452: dominik@452: typedef bool (*VCI_Handler)(uint engine, int numinfo, int prop, byte **buf, int len); dominik@452: dominik@452: #define FOR_EACH_OBJECT for (i = 0; i < numinfo; i++) dominik@452: dominik@452: static void dewagonize(int condition, int engine) dominik@452: { dominik@452: EngineInfo *ei = &_engine_info[engine]; dominik@452: RailVehicleInfo *rvi = &_rail_vehicle_info[engine]; dominik@452: dominik@452: if (condition != 0) { dominik@452: ei->unk2 &= ~0x80; belugas@6030: if (rvi->railveh_type == RAILVEH_WAGON) belugas@6030: rvi->railveh_type = RAILVEH_SINGLEHEAD; dominik@452: } else { dominik@452: ei->unk2 |= 0x80; belugas@5868: rvi->railveh_type = RAILVEH_WAGON; dominik@452: } dominik@452: } dominik@452: dominik@452: static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len) dominik@452: { dominik@452: EngineInfo *ei = &_engine_info[engine]; dominik@452: RailVehicleInfo *rvi = &_rail_vehicle_info[engine]; dominik@452: byte *buf = *bufp; dominik@452: int i; dominik@452: bool ret = false; dominik@452: dominik@452: switch (prop) { peter1138@3089: case 0x05: /* Track type */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 tracktype = grf_load_byte(&buf); dominik@452: peter1138@3026: switch (tracktype) { tron@5763: case 0: rvi[i].railtype = rvi[i].engclass == 2 ? RAILTYPE_ELECTRIC : RAILTYPE_RAIL; break; tron@5763: case 1: rvi[i].railtype = RAILTYPE_MONO; break; tron@5763: case 2: rvi[i].railtype = RAILTYPE_MAGLEV; break; peter1138@3026: default: Darkvater@5380: grfmsg(1, "RailVehicleChangeInfo: Invalid track type %d specified, ignoring", tracktype); peter1138@3026: break; peter1138@3026: } dominik@452: } peter1138@3026: break; peter1138@3026: peter1138@3089: case 0x08: /* AI passenger service */ dominik@452: /* TODO */ peter1138@3089: FOR_EACH_OBJECT grf_load_byte(&buf); dominik@452: ret = true; peter1138@3089: break; peter1138@3089: peter1138@3488: case 0x09: /* Speed (1 unit is 1 kmh) */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint16 speed = grf_load_word(&buf); tron@3033: if (speed == 0xFFFF) speed = 0; dominik@452: dominik@452: rvi[i].max_speed = speed; dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0B: /* Power */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint16 power = grf_load_word(&buf); dominik@452: belugas@5868: if (rvi[i].railveh_type == RAILVEH_MULTIHEAD) power /= 2; hackykid@1894: dominik@452: rvi[i].power = power; dominik@452: dewagonize(power, engine + i); dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0D: /* Running cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 runcostfact = grf_load_byte(&buf); dominik@452: belugas@5868: if (rvi[i].railveh_type == RAILVEH_MULTIHEAD) runcostfact /= 2; peter1138@2836: dominik@452: rvi[i].running_cost_base = runcostfact; dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0E: /* Running cost base */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint32 base = grf_load_dword(&buf); dominik@452: dominik@452: switch (base) { peter1138@2840: case 0x4C30: rvi[i].running_cost_class = 0; break; peter1138@2840: case 0x4C36: rvi[i].running_cost_class = 1; break; peter1138@2840: case 0x4C3C: rvi[i].running_cost_class = 2; break; peter1138@5324: case 0: break; /* Used by wagons */ peter1138@5324: default: Darkvater@5380: grfmsg(1, "RailVehicleChangeInfo: Unsupported running cost base 0x%04X, ignoring", base); peter1138@5324: break; dominik@452: } dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x12: /* Sprite ID */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 spriteid = grf_load_byte(&buf); dominik@452: peter1138@2895: /* TTD sprite IDs point to a location in a 16bit array, but we use it peter1138@2895: * as an array index, so we need it to be half the original value. */ tron@3033: if (spriteid < 0xFD) spriteid >>= 1; peter1138@2895: dominik@452: rvi[i].image_index = spriteid; dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x13: /* Dual-headed */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 dual = grf_load_byte(&buf); dominik@452: dominik@452: if (dual != 0) { belugas@5868: if (rvi[i].railveh_type != RAILVEH_MULTIHEAD) { peter1138@2836: // adjust power and running cost if needed hackykid@1894: rvi[i].power /= 2; peter1138@2836: rvi[i].running_cost_base /= 2; peter1138@2836: } belugas@5868: rvi[i].railveh_type = RAILVEH_MULTIHEAD; dominik@452: } else { belugas@5868: if (rvi[i].railveh_type == RAILVEH_MULTIHEAD) { peter1138@2836: // adjust power and running cost if needed hackykid@1894: rvi[i].power *= 2; peter1138@2840: rvi[i].running_cost_base *= 2; peter1138@2836: } peter1138@5875: rvi[i].railveh_type = rvi[i].power == 0 ? peter1138@5875: RAILVEH_WAGON : RAILVEH_SINGLEHEAD; dominik@452: } dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x14: /* Cargo capacity */ peter1138@3089: FOR_EACH_OBJECT rvi[i].capacity = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x15: /* Cargo type */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 ctype = grf_load_byte(&buf); dominik@452: peter1138@2846: if (ctype < NUM_CARGO) { peter1138@2846: rvi[i].cargo_type = ctype; peter1138@2846: } else { Darkvater@5380: grfmsg(2, "RailVehicleChangeInfo: Invalid cargo type %d, ignoring", ctype); peter1138@2846: } dominik@452: } peter1138@3023: break; peter1138@3023: peter1138@3089: case 0x16: /* Weight */ peter1138@3089: FOR_EACH_OBJECT SB(rvi[i].weight, 0, 8, grf_load_byte(&buf)); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x17: /* Cost factor */ peter1138@3089: FOR_EACH_OBJECT rvi[i].base_cost = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x18: /* AI rank */ peter1138@3089: FOR_EACH_OBJECT rvi[i].ai_rank = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x19: /* Engine traction type */ peter1138@2838: /* What do the individual numbers mean? peter1138@2838: * 0x00 .. 0x07: Steam peter1138@2838: * 0x08 .. 0x27: Diesel peter1138@2838: * 0x28 .. 0x31: Electric peter1138@2838: * 0x32 .. 0x37: Monorail peter1138@2838: * 0x38 .. 0x41: Maglev peter1138@2838: */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 traction = grf_load_byte(&buf); dominik@452: int engclass; dominik@452: tron@3033: if (traction <= 0x07) { dominik@452: engclass = 0; tron@3033: } else if (traction <= 0x27) { dominik@452: engclass = 1; celestar@3355: } else if (traction <= 0x31) { celestar@3355: engclass = 2; tron@3033: } else if (traction <= 0x41) { dominik@452: engclass = 2; tron@3033: } else { dominik@452: break; tron@3033: } tron@5763: if (rvi[i].railtype == RAILTYPE_RAIL && engclass == 2) rvi[i].railtype = RAILTYPE_ELECTRIC; tron@5763: if (rvi[i].railtype == RAILTYPE_ELECTRIC && engclass != 2) rvi[i].railtype = RAILTYPE_RAIL; dominik@452: dominik@452: rvi[i].engclass = engclass; dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x1A: /* Alter purchase list sort order */ peter1138@2971: FOR_EACH_OBJECT { peter1138@2971: EngineID pos = grf_load_byte(&buf); peter1138@2971: peter1138@2971: if (pos < NUM_TRAIN_ENGINES) { peter1138@2971: AlterRailVehListOrder(engine + i, pos); peter1138@2971: } else { Darkvater@5380: grfmsg(2, "RailVehicleChangeInfo: Invalid train engine ID %d, ignoring", pos); peter1138@2971: } peter1138@2971: } peter1138@2971: break; peter1138@2971: peter1138@3089: case 0x1B: /* Powered wagons power bonus */ peter1138@3089: FOR_EACH_OBJECT rvi[i].pow_wag_power = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3997: case 0x1C: /* Refit cost */ peter1138@3997: FOR_EACH_OBJECT ei[i].refit_cost = grf_load_byte(&buf); peter1138@3997: break; peter1138@3997: peter1138@3089: case 0x1D: /* Refit cargo */ peter1138@3095: FOR_EACH_OBJECT ei[i].refit_mask = grf_load_dword(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x1E: /* Callback */ peter1138@3956: FOR_EACH_OBJECT ei[i].callbackmask = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@5400: case 0x1F: /* Tractive effort coefficient */ peter1138@5400: FOR_EACH_OBJECT rvi[i].tractive_effort = grf_load_byte(&buf); peter1138@5400: break; peter1138@5400: peter1138@3089: case 0x21: /* Shorter vehicle */ peter1138@3089: FOR_EACH_OBJECT rvi[i].shorten_factor = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x22: /* Visual effect */ hackykid@1908: // see note in engine.h about rvi->visual_effect peter1138@3089: FOR_EACH_OBJECT rvi[i].visual_effect = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x23: /* Powered wagons weight bonus */ peter1138@3089: FOR_EACH_OBJECT rvi[i].pow_wag_weight = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x24: /* High byte of vehicle weight */ peter1138@2542: FOR_EACH_OBJECT { peter1138@2542: byte weight = grf_load_byte(&buf); peter1138@2542: peter1138@2545: if (weight > 4) { Darkvater@5380: grfmsg(2, "RailVehicleChangeInfo: Nonsensical weight of %d tons, ignoring", weight << 8); peter1138@2542: } else { peter1138@2542: SB(rvi[i].weight, 8, 8, weight); peter1138@2542: } peter1138@2542: } peter1138@3089: break; peter1138@3089: peter1138@3862: case 0x25: /* User-defined bit mask to set when checking veh. var. 42 */ peter1138@3862: FOR_EACH_OBJECT rvi[i].user_def_data = grf_load_byte(&buf); peter1138@3862: break; peter1138@3862: peter1138@3095: case 0x27: /* Miscellaneous flags */ peter1138@4742: FOR_EACH_OBJECT { peter1138@4742: ei[i].misc_flags = grf_load_byte(&buf); peter1138@4742: if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true; peter1138@4742: } peter1138@3095: break; peter1138@3095: peter1138@3089: case 0x28: /* Cargo classes allowed */ peter1138@3089: FOR_EACH_OBJECT cargo_allowed[engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x29: /* Cargo classes disallowed */ peter1138@3089: FOR_EACH_OBJECT cargo_disallowed[engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@5114: case 0x2A: /* Long format introduction date (days since year 0) */ peter1138@5114: FOR_EACH_OBJECT ei[i].base_intro = grf_load_dword(&buf); peter1138@5114: break; peter1138@5114: dominik@452: /* TODO */ dominik@452: /* Fall-through for unimplemented one byte long properties. */ peter1138@3089: case 0x20: /* Air drag */ peter1138@3089: case 0x26: /* Retire vehicle early */ dominik@452: /* TODO */ peter1138@3089: FOR_EACH_OBJECT grf_load_byte(&buf); dominik@452: ret = true; peter1138@3089: break; peter1138@3089: dominik@452: default: dominik@452: ret = true; peter1138@3089: break; dominik@452: } dominik@452: *bufp = buf; dominik@452: return ret; dominik@452: } dominik@452: dominik@452: static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len) dominik@452: { peter1138@3095: EngineInfo *ei = &_engine_info[ROAD_ENGINES_INDEX + engine]; dominik@452: RoadVehicleInfo *rvi = &_road_vehicle_info[engine]; dominik@452: byte *buf = *bufp; dominik@452: int i; dominik@452: bool ret = false; dominik@452: dominik@452: switch (prop) { peter1138@3488: case 0x08: /* Speed (1 unit is 0.5 kmh) */ peter1138@3488: FOR_EACH_OBJECT rvi[i].max_speed = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x09: /* Running cost factor */ peter1138@3089: FOR_EACH_OBJECT rvi[i].running_cost = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0A: /* Running cost base */ dominik@452: /* TODO: I have no idea. --pasky */ peter1138@3089: FOR_EACH_OBJECT grf_load_dword(&buf); dominik@452: ret = true; peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0E: /* Sprite ID */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 spriteid = grf_load_byte(&buf); dominik@452: tron@3033: // cars have different custom id in the GRF file tron@3033: if (spriteid == 0xFF) spriteid = 0xFD; tron@3033: tron@3033: if (spriteid < 0xFD) spriteid >>= 1; peter1138@2895: dominik@452: rvi[i].image_index = spriteid; dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0F: /* Cargo capacity */ peter1138@3089: FOR_EACH_OBJECT rvi[i].capacity = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x10: /* Cargo type */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 cargo = grf_load_byte(&buf); dominik@452: peter1138@2846: if (cargo < NUM_CARGO) { peter1138@2846: rvi[i].cargo_type = cargo; peter1138@2846: } else { Darkvater@5380: grfmsg(2, "RoadVehicleChangeInfo: Invalid cargo type %d, ignoring", cargo); peter1138@2846: } dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x11: /* Cost factor */ peter1138@3089: FOR_EACH_OBJECT rvi[i].base_cost = grf_load_byte(&buf); // ?? is it base_cost? peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x12: /* SFX */ rubidium@5587: FOR_EACH_OBJECT rvi[i].sfx = (SoundFx)grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x13: /* Power in 10hp */ peter1138@3089: case 0x14: /* Weight in 1/4 tons */ peter1138@3089: case 0x15: /* Speed in mph*0.8 */ dominik@452: /* TODO: Support for road vehicles realistic power dominik@452: * computations (called rvpower in TTDPatch) is just dominik@452: * missing in OTTD yet. --pasky */ peter1138@3089: FOR_EACH_OBJECT grf_load_byte(&buf); dominik@452: ret = true; dominik@452: break; peter1138@3089: peter1138@3089: case 0x16: /* Cargos available for refitting */ peter1138@3095: FOR_EACH_OBJECT ei[i].refit_mask = grf_load_dword(&buf); peter1138@3006: break; peter1138@3006: peter1138@3089: case 0x17: /* Callback mask */ peter1138@3956: FOR_EACH_OBJECT ei[i].callbackmask = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3997: case 0x1A: /* Refit cost */ peter1138@3997: FOR_EACH_OBJECT ei[i].refit_cost = grf_load_byte(&buf); peter1138@3997: break; peter1138@3997: peter1138@3095: case 0x1C: /* Miscellaneous flags */ peter1138@4952: FOR_EACH_OBJECT { peter1138@4952: ei[i].misc_flags = grf_load_byte(&buf); peter1138@4952: if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true; peter1138@4952: } peter1138@3095: break; peter1138@3095: peter1138@3089: case 0x1D: /* Cargo classes allowed */ peter1138@3089: FOR_EACH_OBJECT cargo_allowed[ROAD_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x1E: /* Cargo classes disallowed */ peter1138@3089: FOR_EACH_OBJECT cargo_disallowed[ROAD_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@5114: case 0x1F: /* Long format introduction date (days since year 0) */ peter1138@5114: FOR_EACH_OBJECT ei[i].base_intro = grf_load_dword(&buf); peter1138@5114: break; peter1138@5114: peter1138@3089: case 0x18: /* Tractive effort */ peter1138@3089: case 0x19: /* Air drag */ peter1138@3089: case 0x1B: /* Retire vehicle early */ dominik@452: /* TODO */ peter1138@3089: FOR_EACH_OBJECT grf_load_byte(&buf); dominik@452: ret = true; dominik@452: break; peter1138@3089: dominik@452: default: dominik@452: ret = true; peter1138@3089: break; dominik@452: } dominik@452: dominik@452: *bufp = buf; dominik@452: return ret; dominik@452: } dominik@452: dominik@452: static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len) dominik@452: { peter1138@3095: EngineInfo *ei = &_engine_info[SHIP_ENGINES_INDEX + engine]; dominik@452: ShipVehicleInfo *svi = &_ship_vehicle_info[engine]; dominik@452: byte *buf = *bufp; dominik@452: int i; dominik@452: bool ret = false; dominik@452: dominik@452: //printf("e %x prop %x?\n", engine, prop); dominik@452: switch (prop) { peter1138@3089: case 0x08: /* Sprite ID */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 spriteid = grf_load_byte(&buf); dominik@452: tron@3033: // ships have different custom id in the GRF file tron@3033: if (spriteid == 0xFF) spriteid = 0xFD; tron@3033: tron@3033: if (spriteid < 0xFD) spriteid >>= 1; peter1138@2895: dominik@452: svi[i].image_index = spriteid; dominik@452: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x09: /* Refittable */ rubidium@5587: FOR_EACH_OBJECT svi[i].refittable = (grf_load_byte(&buf) != 0); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0A: /* Cost factor */ peter1138@3089: FOR_EACH_OBJECT svi[i].base_cost = grf_load_byte(&buf); // ?? is it base_cost? peter1138@3089: break; peter1138@3089: peter1138@3488: case 0x0B: /* Speed (1 unit is 0.5 kmh) */ peter1138@3488: FOR_EACH_OBJECT svi[i].max_speed = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0C: /* Cargo type */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 cargo = grf_load_byte(&buf); dominik@452: dominik@452: // XXX: Need to consult this with patchman yet. dominik@452: #if 0 dominik@452: // Documentation claims this is already the dominik@452: // per-landscape cargo type id, but newships.grf dominik@452: // assume otherwise. dominik@452: cargo = local_cargo_id_ctype[cargo]; dominik@452: #endif peter1138@2846: if (cargo < NUM_CARGO) { peter1138@2846: svi[i].cargo_type = cargo; peter1138@2846: } else { Darkvater@5380: grfmsg(2, "ShipVehicleChangeInfo: Invalid cargo type %d, ignoring", cargo); peter1138@2846: } dominik@452: } peter1138@3006: break; peter1138@3006: peter1138@3089: case 0x0D: /* Cargo capacity */ peter1138@3089: FOR_EACH_OBJECT svi[i].capacity = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0F: /* Running cost factor */ peter1138@3089: FOR_EACH_OBJECT svi[i].running_cost = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x10: /* SFX */ rubidium@5587: FOR_EACH_OBJECT svi[i].sfx = (SoundFx)grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x11: /* Cargos available for refitting */ peter1138@3095: FOR_EACH_OBJECT ei[i].refit_mask = grf_load_dword(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x12: /* Callback mask */ peter1138@3956: FOR_EACH_OBJECT ei[i].callbackmask = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3997: case 0x13: /* Refit cost */ peter1138@3997: FOR_EACH_OBJECT ei[i].refit_cost = grf_load_byte(&buf); peter1138@3997: break; peter1138@3997: peter1138@3095: case 0x17: /* Miscellaneous flags */ peter1138@4952: FOR_EACH_OBJECT { peter1138@4952: ei[i].misc_flags = grf_load_byte(&buf); peter1138@4952: if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true; peter1138@4952: } peter1138@3095: break; peter1138@3095: peter1138@3089: case 0x18: /* Cargo classes allowed */ peter1138@3089: FOR_EACH_OBJECT cargo_allowed[SHIP_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x19: /* Cargo classes disallowed */ peter1138@3089: FOR_EACH_OBJECT cargo_disallowed[SHIP_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@5114: case 0x1A: /* Long format introduction date (days since year 0) */ peter1138@5114: FOR_EACH_OBJECT ei[i].base_intro = grf_load_dword(&buf); peter1138@5114: break; peter1138@5114: orudge@1872: case 0x14: /* Ocean speed fraction */ orudge@1872: case 0x15: /* Canal speed fraction */ orudge@1872: case 0x16: /* Retire vehicle early */ orudge@1872: /* TODO */ peter1138@3089: FOR_EACH_OBJECT grf_load_byte(&buf); dominik@452: ret = true; peter1138@3089: break; peter1138@3089: dominik@452: default: dominik@452: ret = true; peter1138@3089: break; dominik@452: } dominik@452: dominik@452: *bufp = buf; dominik@452: return ret; dominik@452: } dominik@452: dominik@452: static bool AircraftVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len) dominik@452: { peter1138@3095: EngineInfo *ei = &_engine_info[AIRCRAFT_ENGINES_INDEX + engine]; dominik@452: AircraftVehicleInfo *avi = &_aircraft_vehicle_info[engine]; dominik@452: byte *buf = *bufp; dominik@452: int i; dominik@452: bool ret = false; dominik@452: dominik@452: //printf("e %x prop %x?\n", engine, prop); dominik@452: switch (prop) { peter1138@3089: case 0x08: /* Sprite ID */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 spriteid = grf_load_byte(&buf); dominik@452: tron@3033: // aircraft have different custom id in the GRF file tron@3033: if (spriteid == 0xFF) spriteid = 0xFD; tron@3033: tron@3033: if (spriteid < 0xFD) spriteid >>= 1; peter1138@2895: dominik@452: avi[i].image_index = spriteid; dominik@452: } peter1138@3006: break; peter1138@3006: peter1138@3089: case 0x09: /* Helicopter */ peter1138@4926: FOR_EACH_OBJECT { peter1138@4926: if (grf_load_byte(&buf) == 0) { Darkvater@5855: avi[i].subtype = AIR_HELI; peter1138@4926: } else { Darkvater@5855: SB(avi[i].subtype, 0, 1, 1); // AIR_CTOL peter1138@4926: } peter1138@4926: } peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0A: /* Large */ Darkvater@5855: FOR_EACH_OBJECT SB(avi[i].subtype, 1, 1, (grf_load_byte(&buf) != 0 ? 1 : 0)); // AIR_FAST peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0B: /* Cost factor */ peter1138@3089: FOR_EACH_OBJECT avi[i].base_cost = grf_load_byte(&buf); // ?? is it base_cost? peter1138@3089: break; peter1138@3089: peter1138@3488: case 0x0C: /* Speed (1 unit is 8 mph) */ peter1138@3488: FOR_EACH_OBJECT avi[i].max_speed = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0D: /* Acceleration */ peter1138@3089: FOR_EACH_OBJECT avi[i].acceleration = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0E: /* Running cost factor */ peter1138@3089: FOR_EACH_OBJECT avi[i].running_cost = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x0F: /* Passenger capacity */ peter1138@3089: FOR_EACH_OBJECT avi[i].passenger_capacity = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x11: /* Mail capacity */ peter1138@3089: FOR_EACH_OBJECT avi[i].mail_capacity = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x12: /* SFX */ rubidium@5587: FOR_EACH_OBJECT avi[i].sfx = (SoundFx)grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x13: /* Cargos available for refitting */ peter1138@3095: FOR_EACH_OBJECT ei[i].refit_mask = grf_load_dword(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x14: /* Callback mask */ peter1138@3956: FOR_EACH_OBJECT ei[i].callbackmask = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3997: case 0x15: /* Refit cost */ peter1138@3997: FOR_EACH_OBJECT ei[i].refit_cost = grf_load_byte(&buf); peter1138@3997: break; peter1138@3997: peter1138@3095: case 0x17: /* Miscellaneous flags */ peter1138@4952: FOR_EACH_OBJECT { peter1138@4952: ei[i].misc_flags = grf_load_byte(&buf); peter1138@4952: if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true; peter1138@4952: } peter1138@3095: break; peter1138@3095: peter1138@3089: case 0x18: /* Cargo classes allowed */ peter1138@3089: FOR_EACH_OBJECT cargo_allowed[AIRCRAFT_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x19: /* Cargo classes disallowed */ peter1138@3089: FOR_EACH_OBJECT cargo_disallowed[AIRCRAFT_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@3089: break; peter1138@3089: peter1138@5114: case 0x1A: /* Long format introduction date (days since year 0) */ peter1138@5114: FOR_EACH_OBJECT ei[i].base_intro = grf_load_dword(&buf); peter1138@5114: break; peter1138@5114: orudge@1872: case 0x16: /* Retire vehicle early */ orudge@1872: /* TODO */ peter1138@3089: FOR_EACH_OBJECT grf_load_byte(&buf); dominik@452: ret = true; peter1138@3089: break; peter1138@3089: dominik@452: default: dominik@452: ret = true; peter1138@3089: break; dominik@452: } dominik@452: dominik@452: *bufp = buf; dominik@452: return ret; dominik@452: } dominik@452: dominik@452: static bool StationChangeInfo(uint stid, int numinfo, int prop, byte **bufp, int len) dominik@452: { peter1138@3768: StationSpec **statspec; dominik@452: byte *buf = *bufp; dominik@452: int i; peter1138@3505: bool ret = false; dominik@452: peter1138@3768: if (stid + numinfo > MAX_STATIONS) { Darkvater@5380: grfmsg(1, "StationChangeInfo: Station %u is invalid, max %u, ignoring", stid + numinfo, MAX_STATIONS); peter1138@3768: return false; peter1138@3768: } peter1138@3768: peter1138@3501: /* Allocate station specs if necessary */ KUDr@5609: if (_cur_grffile->stations == NULL) _cur_grffile->stations = CallocT(MAX_STATIONS); peter1138@3768: peter1138@3768: statspec = &_cur_grffile->stations[stid]; peter1138@3768: peter1138@3768: if (prop != 0x08) { peter1138@3768: /* Check that all stations we are modifying are defined. */ peter1138@3768: FOR_EACH_OBJECT { peter1138@3768: if (statspec[i] == NULL) { Darkvater@5380: grfmsg(2, "StationChangeInfo: Attempt to modify undefined station %u, ignoring", stid + i); peter1138@3768: return false; peter1138@3768: } peter1138@3501: } peter1138@3501: } peter1138@3501: dominik@452: switch (prop) { peter1138@3505: case 0x08: /* Class ID */ dominik@452: FOR_EACH_OBJECT { peter1138@3768: uint32 classid; peter1138@3768: peter1138@3768: /* Property 0x08 is special; it is where the station is allocated */ KUDr@5609: if (statspec[i] == NULL) statspec[i] = CallocT(1); peter1138@3768: Darkvater@3711: /* Swap classid because we read it in BE meaning WAYP or DFLT */ peter1138@3768: classid = grf_load_dword(&buf); peter1138@3768: statspec[i]->sclass = AllocateStationClass(BSWAP32(classid)); dominik@452: } dominik@452: break; peter1138@3505: peter1138@3505: case 0x09: /* Define sprite layout */ dominik@452: FOR_EACH_OBJECT { peter1138@3768: StationSpec *statspec = _cur_grffile->stations[stid + i]; peter1138@3570: uint t; dominik@452: belugas@3676: statspec->tiles = grf_load_extended(&buf); KUDr@5609: statspec->renderdata = CallocT(statspec->tiles); peter1138@3740: statspec->copied_renderdata = false; peter1138@3740: belugas@3676: for (t = 0; t < statspec->tiles; t++) { belugas@3676: DrawTileSprites *dts = &statspec->renderdata[t]; peter1138@3570: uint seq_count = 0; peter1138@2625: peter1138@3737: dts->seq = NULL; peter1138@5668: dts->ground_sprite = grf_load_word(&buf); peter1138@5668: dts->ground_pal = grf_load_word(&buf); peter1138@3775: if (dts->ground_sprite == 0) continue; peter1138@5668: if (HASBIT(dts->ground_pal, 15)) { peter1138@5668: CLRBIT(dts->ground_pal, 15); peter1138@5668: SETBIT(dts->ground_sprite, SPRITE_MODIFIER_USE_OFFSET); peter1138@5668: } peter1138@2625: dominik@452: while (buf < *bufp + len) { dominik@452: DrawTileSeqStruct *dtss; dominik@452: dominik@452: // no relative bounding box support KUDr@5609: dts->seq = ReallocT((DrawTileSeqStruct*)dts->seq, ++seq_count); dominik@452: dtss = (DrawTileSeqStruct*) &dts->seq[seq_count - 1]; dominik@452: dominik@452: dtss->delta_x = grf_load_byte(&buf); dominik@452: if ((byte) dtss->delta_x == 0x80) break; dominik@452: dtss->delta_y = grf_load_byte(&buf); dominik@452: dtss->delta_z = grf_load_byte(&buf); tron@4230: dtss->size_x = grf_load_byte(&buf); tron@4230: dtss->size_y = grf_load_byte(&buf); tron@4230: dtss->size_z = grf_load_byte(&buf); peter1138@5668: dtss->image = grf_load_word(&buf); peter1138@5668: dtss->pal = grf_load_word(&buf); peter1138@3771: peter1138@3775: /* Remap flags as ours collide */ peter1138@5668: if (HASBIT(dtss->pal, 15)) { peter1138@5668: CLRBIT(dtss->pal, 15); peter1138@5668: SETBIT(dtss->image, SPRITE_MODIFIER_USE_OFFSET); peter1138@5668: } peter1138@5668: peter1138@5668: if (HASBIT(dtss->image, 15)) { peter1138@5668: CLRBIT(dtss->image, 15); peter1138@5668: SETBIT(dtss->image, PALETTE_MODIFIER_COLOR); peter1138@3775: } peter1138@3771: if (HASBIT(dtss->image, 14)) { peter1138@3771: CLRBIT(dtss->image, 14); peter1138@5668: SETBIT(dtss->image, PALETTE_MODIFIER_TRANSPARENT); peter1138@3771: } dominik@452: } dominik@452: } dominik@452: } dominik@452: break; peter1138@3505: peter1138@3505: case 0x0A: /* Copy sprite layout */ dominik@452: FOR_EACH_OBJECT { peter1138@3768: StationSpec *statspec = _cur_grffile->stations[stid + i]; dominik@452: byte srcid = grf_load_byte(&buf); peter1138@3768: const StationSpec *srcstatspec = _cur_grffile->stations[srcid]; dominik@452: belugas@3676: statspec->tiles = srcstatspec->tiles; peter1138@3738: statspec->renderdata = srcstatspec->renderdata; peter1138@3740: statspec->copied_renderdata = true; dominik@452: } dominik@452: break; peter1138@3505: peter1138@3505: case 0x0B: /* Callback mask */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->callbackmask = grf_load_byte(&buf); dominik@452: break; peter1138@3505: peter1138@3505: case 0x0C: /* Disallowed number of platforms */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->disallowed_platforms = grf_load_byte(&buf); dominik@452: break; peter1138@3505: peter1138@3505: case 0x0D: /* Disallowed platform lengths */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->disallowed_lengths = grf_load_byte(&buf); dominik@452: break; peter1138@3505: peter1138@3505: case 0x0E: /* Define custom layout */ dominik@452: FOR_EACH_OBJECT { peter1138@3768: StationSpec *statspec = _cur_grffile->stations[stid + i]; dominik@452: peter1138@5060: statspec->copied_layouts = false; peter1138@5060: dominik@452: while (buf < *bufp + len) { dominik@452: byte length = grf_load_byte(&buf); dominik@452: byte number = grf_load_byte(&buf); dominik@452: StationLayout layout; peter1138@3570: uint l, p; dominik@452: dominik@452: if (length == 0 || number == 0) break; dominik@452: dominik@452: //debug("l %d > %d ?", length, stat->lengths); belugas@3676: if (length > statspec->lengths) { KUDr@5609: statspec->platforms = ReallocT(statspec->platforms, length); belugas@3676: memset(statspec->platforms + statspec->lengths, 0, length - statspec->lengths); belugas@3676: KUDr@5609: statspec->layouts = ReallocT(statspec->layouts, length); belugas@3676: memset(statspec->layouts + statspec->lengths, 0, belugas@3676: (length - statspec->lengths) * sizeof(*statspec->layouts)); belugas@3676: belugas@3676: statspec->lengths = length; dominik@452: } dominik@452: l = length - 1; // index is zero-based dominik@452: dominik@452: //debug("p %d > %d ?", number, stat->platforms[l]); belugas@3676: if (number > statspec->platforms[l]) { KUDr@5609: statspec->layouts[l] = ReallocT(statspec->layouts[l], number); dominik@452: // We expect NULL being 0 here, but C99 guarantees that. belugas@3676: memset(statspec->layouts[l] + statspec->platforms[l], 0, belugas@3676: (number - statspec->platforms[l]) * sizeof(**statspec->layouts)); belugas@3676: belugas@3676: statspec->platforms[l] = number; dominik@452: } dominik@452: truelight@542: p = 0; KUDr@5609: layout = MallocT(length * number); tron@3033: for (l = 0; l < length; l++) { tron@3033: for (p = 0; p < number; p++) { dominik@452: layout[l * number + p] = grf_load_byte(&buf); tron@3033: } tron@3033: } dominik@452: dominik@452: l--; dominik@452: p--; belugas@3676: free(statspec->layouts[l][p]); belugas@3676: statspec->layouts[l][p] = layout; dominik@452: } dominik@452: } dominik@452: break; peter1138@3505: peter1138@3505: case 0x0F: /* Copy custom layout */ dominik@452: FOR_EACH_OBJECT { peter1138@5060: StationSpec *statspec = _cur_grffile->stations[stid + i]; peter1138@5060: byte srcid = grf_load_byte(&buf); peter1138@5060: const StationSpec *srcstatspec = _cur_grffile->stations[srcid]; peter1138@5060: peter1138@5060: statspec->lengths = srcstatspec->lengths; peter1138@5060: statspec->platforms = srcstatspec->platforms; peter1138@5060: statspec->layouts = srcstatspec->layouts; peter1138@5060: statspec->copied_layouts = true; dominik@452: } dominik@452: break; peter1138@3505: peter1138@3505: case 0x10: /* Little/lots cargo threshold */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->cargo_threshold = grf_load_word(&buf); dominik@452: break; peter1138@3505: peter1138@3505: case 0x11: /* Pylon placement */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->pylons = grf_load_byte(&buf); dominik@452: break; peter1138@3505: peter1138@3505: case 0x12: /* Cargo types for random triggers */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->cargo_triggers = grf_load_dword(&buf); peter1138@3505: break; peter1138@3505: peter1138@3505: case 0x13: /* General flags */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->flags = grf_load_byte(&buf); peter1138@3505: break; peter1138@3505: peter1138@3505: case 0x14: /* Overhead wire placement */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->wires = grf_load_byte(&buf); peter1138@3505: break; peter1138@3505: peter1138@3505: case 0x15: /* Blocked tiles */ peter1138@3768: FOR_EACH_OBJECT statspec[i]->blocked = grf_load_byte(&buf); peter1138@3505: break; peter1138@3505: peter1138@5903: case 0x16: /* TODO Animation info */ peter1138@5903: FOR_EACH_OBJECT grf_load_word(&buf); peter1138@5903: ret = true; peter1138@5903: break; peter1138@5903: peter1138@5903: case 0x17: /* TODO Animation speed */ peter1138@5903: FOR_EACH_OBJECT grf_load_byte(&buf); peter1138@5903: ret = true; peter1138@5903: break; peter1138@5903: peter1138@5903: case 0x18: /* TODO Animation triggers */ peter1138@5903: FOR_EACH_OBJECT grf_load_word(&buf); peter1138@5903: ret = true; peter1138@5903: break; peter1138@5903: dominik@452: default: peter1138@3505: ret = true; dominik@452: break; dominik@452: } dominik@452: dominik@452: *bufp = buf; dominik@452: return ret; dominik@452: } dominik@452: peter1138@2478: static bool BridgeChangeInfo(uint brid, int numinfo, int prop, byte **bufp, int len) peter1138@2478: { peter1138@2478: byte *buf = *bufp; peter1138@2478: int i; peter1138@3504: bool ret = false; peter1138@2478: peter1138@2478: switch (prop) { peter1138@2478: case 0x08: /* Year of availability */ rubidium@4322: FOR_EACH_OBJECT _bridge[brid + i].avail_year = ORIGINAL_BASE_YEAR + grf_load_byte(&buf); peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x09: /* Minimum length */ peter1138@3089: FOR_EACH_OBJECT _bridge[brid + i].min_length = grf_load_byte(&buf); peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0A: /* Maximum length */ peter1138@3089: FOR_EACH_OBJECT _bridge[brid + i].max_length = grf_load_byte(&buf); peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0B: /* Cost factor */ peter1138@3089: FOR_EACH_OBJECT _bridge[brid + i].price = grf_load_byte(&buf); peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0C: /* Maximum speed */ peter1138@3089: FOR_EACH_OBJECT _bridge[brid + i].speed = grf_load_word(&buf); peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0D: /* Bridge sprite tables */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: Bridge *bridge = &_bridge[brid + i]; peter1138@2478: byte tableid = grf_load_byte(&buf); peter1138@2478: byte numtables = grf_load_byte(&buf); peter1138@2478: peter1138@2478: if (bridge->sprite_table == NULL) { Darkvater@3555: /* Allocate memory for sprite table pointers and zero out */ KUDr@5609: bridge->sprite_table = CallocT(7); peter1138@2478: } peter1138@2478: Darkvater@3555: for (; numtables-- != 0; tableid++) { Darkvater@3555: byte sprite; Darkvater@3555: Darkvater@3555: if (tableid >= 7) { // skip invalid data Darkvater@5380: grfmsg(1, "BridgeChangeInfo: Table %d >= 7, skipping", tableid); Darkvater@3555: for (sprite = 0; sprite < 32; sprite++) grf_load_dword(&buf); Darkvater@3555: continue; peter1138@2478: } Darkvater@3555: Darkvater@3555: if (bridge->sprite_table[tableid] == NULL) { KUDr@5609: bridge->sprite_table[tableid] = MallocT(32); Darkvater@3555: } Darkvater@3555: peter1138@5668: for (sprite = 0; sprite < 32; sprite++) { peter1138@5668: SpriteID image = grf_load_word(&buf); peter1138@5668: SpriteID pal = grf_load_word(&buf); peter1138@5668: peter1138@5668: if (HASBIT(pal, 15)) { peter1138@5668: SETBIT(image, PALETTE_MODIFIER_TRANSPARENT); peter1138@5668: } peter1138@5668: peter1138@5668: /* Clear old color modifer bit */ peter1138@5668: CLRBIT(image, 15); peter1138@5668: peter1138@5668: bridge->sprite_table[tableid][sprite].sprite = image; peter1138@5668: bridge->sprite_table[tableid][sprite].pal = pal; peter1138@5668: } peter1138@2478: } peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0E: /* Flags; bit 0 - disable far pillars */ peter1138@3089: FOR_EACH_OBJECT _bridge[brid + i].flags = grf_load_byte(&buf); peter1138@2478: break; peter1138@2478: peter1138@5114: case 0x0F: /* Long format year of availability (year since year 0) */ peter1138@5114: FOR_EACH_OBJECT _bridge[brid + i].avail_year = clamp(grf_load_dword(&buf), MIN_YEAR, MAX_YEAR); peter1138@5114: break; peter1138@5114: peter1138@2478: default: peter1138@3504: ret = true; peter1138@2478: } peter1138@2478: peter1138@2478: *bufp = buf; peter1138@2478: return ret; peter1138@2478: } dominik@452: peter1138@2506: static bool GlobalVarChangeInfo(uint gvid, int numinfo, int prop, byte **bufp, int len) peter1138@2506: { peter1138@2506: byte *buf = *bufp; peter1138@2506: int i; peter1138@2506: bool ret = false; peter1138@2506: peter1138@2506: switch (prop) { peter1138@3504: case 0x08: /* Cost base factor */ peter1138@2506: FOR_EACH_OBJECT { peter1138@2506: byte factor = grf_load_byte(&buf); peter1138@2508: uint price = gvid + i; peter1138@2506: peter1138@2508: if (price < NUM_PRICES) { peter1138@2508: SetPriceBaseMultiplier(price, factor); peter1138@2508: } else { Darkvater@5380: grfmsg(1, "GlobalVarChangeInfo: Price %d out of range, ignoring", price); peter1138@2508: } peter1138@2506: } peter1138@3504: break; peter1138@3504: belugas@4377: case 0x0A: // Currency display names belugas@4377: FOR_EACH_OBJECT { belugas@4625: uint curidx = GetNewgrfCurrencyIdConverted(gvid + i); belugas@4625: StringID newone = GetGRFStringID(_cur_grffile->grfid, grf_load_word(&buf)); belugas@4377: belugas@4504: if ((newone != STR_UNDEFINED) && (curidx < NUM_CURRENCY)) { belugas@4504: _currency_specs[curidx].name = newone; belugas@4377: } belugas@4377: } belugas@4377: break; belugas@4377: belugas@4377: case 0x0B: // Currency multipliers belugas@4377: FOR_EACH_OBJECT { belugas@4625: uint curidx = GetNewgrfCurrencyIdConverted(gvid + i); belugas@4377: uint32 rate = grf_load_dword(&buf); belugas@4377: belugas@4377: if (curidx < NUM_CURRENCY) { belugas@4602: /* TTDPatch uses a multiple of 1000 for its conversion calculations, belugas@4602: * which OTTD does not. For this reason, divide grf value by 1000, belugas@4602: * to be compatible */ belugas@4602: _currency_specs[curidx].rate = rate / 1000; belugas@4377: } else { Darkvater@5380: grfmsg(1, "GlobalVarChangeInfo: Currency multipliers %d out of range, ignoring", curidx); belugas@4377: } belugas@4377: } belugas@4377: break; belugas@4377: belugas@4377: case 0x0C: // Currency options belugas@4377: FOR_EACH_OBJECT { belugas@4625: uint curidx = GetNewgrfCurrencyIdConverted(gvid + i); belugas@4377: uint16 options = grf_load_word(&buf); belugas@4377: belugas@4377: if (curidx < NUM_CURRENCY) { belugas@4377: _currency_specs[curidx].separator = GB(options, 0, 8); belugas@4602: /* By specifying only one bit, we prevent errors, belugas@4602: * since newgrf specs said that only 0 and 1 can be set for symbol_pos */ belugas@4602: _currency_specs[curidx].symbol_pos = GB(options, 8, 1); belugas@4377: } else { Darkvater@5380: grfmsg(1, "GlobalVarChangeInfo: Currency option %d out of range, ignoring", curidx); belugas@4377: } belugas@4377: } belugas@4377: break; belugas@4377: belugas@4602: case 0x0D: // Currency prefix symbol belugas@4377: FOR_EACH_OBJECT { belugas@4625: uint curidx = GetNewgrfCurrencyIdConverted(gvid + i); belugas@4377: uint32 tempfix = grf_load_dword(&buf); belugas@4377: belugas@4377: if (curidx < NUM_CURRENCY) { belugas@4377: memcpy(_currency_specs[curidx].prefix,&tempfix,4); belugas@4377: _currency_specs[curidx].prefix[4] = 0; belugas@4377: } else { Darkvater@5380: grfmsg(1, "GlobalVarChangeInfo: Currency symbol %d out of range, ignoring", curidx); belugas@4377: } belugas@4377: } belugas@4377: break; belugas@4377: belugas@4602: case 0x0E: // Currency suffix symbol belugas@4377: FOR_EACH_OBJECT { belugas@4625: uint curidx = GetNewgrfCurrencyIdConverted(gvid + i); belugas@4377: uint32 tempfix = grf_load_dword(&buf); belugas@4377: belugas@4377: if (curidx < NUM_CURRENCY) { belugas@4377: memcpy(&_currency_specs[curidx].suffix,&tempfix,4); belugas@4377: _currency_specs[curidx].suffix[4] = 0; belugas@4377: } else { Darkvater@5380: grfmsg(1, "GlobalVarChangeInfo: Currency symbol %d out of range, ignoring", curidx); belugas@4377: } belugas@4377: } belugas@4377: break; belugas@4377: belugas@4504: case 0x0F: // Euro introduction dates belugas@4377: FOR_EACH_OBJECT { belugas@4625: uint curidx = GetNewgrfCurrencyIdConverted(gvid + i); belugas@4377: Year year_euro = grf_load_word(&buf); belugas@4377: belugas@4377: if (curidx < NUM_CURRENCY) { belugas@4377: _currency_specs[curidx].to_euro = year_euro; belugas@4377: } else { Darkvater@5380: grfmsg(1, "GlobalVarChangeInfo: Euro intro date %d out of range, ignoring", curidx); belugas@4377: } belugas@4377: } belugas@4377: break; belugas@4377: belugas@4377: case 0x09: // Cargo translation table belugas@4377: case 0x10: // 12 * 32 * B Snow line height table peter1138@2506: default: peter1138@2506: ret = true; peter1138@2506: } peter1138@3504: peter1138@2506: *bufp = buf; peter1138@2506: return ret; peter1138@2506: } peter1138@2506: peter1138@4656: static bool SoundEffectChangeInfo(uint sid, int numinfo, int prop, byte **bufp, int len) peter1138@4656: { peter1138@4656: byte *buf = *bufp; peter1138@4656: int i; peter1138@4656: bool ret = false; peter1138@4656: peter1138@4656: if (_cur_grffile->sound_offset == 0) { Darkvater@5380: grfmsg(1, "SoundEffectChangeInfo: No effects defined, skipping"); peter1138@4656: return false; peter1138@4656: } peter1138@4656: peter1138@4656: switch (prop) { peter1138@4656: case 0x08: /* Relative volume */ peter1138@4656: FOR_EACH_OBJECT { peter1138@4656: uint sound = sid + i + _cur_grffile->sound_offset - GetNumOriginalSounds(); peter1138@4656: peter1138@4656: if (sound >= GetNumSounds()) { Darkvater@5380: grfmsg(1, "SoundEffectChangeInfo: Sound %d not defined (max %d)", sound, GetNumSounds()); peter1138@4656: } else { peter1138@4656: GetSound(sound)->volume = grf_load_byte(&buf); peter1138@4656: } peter1138@4656: } peter1138@4656: break; peter1138@4656: peter1138@4656: case 0x09: /* Priority */ peter1138@4656: FOR_EACH_OBJECT { peter1138@4656: uint sound = sid + i + _cur_grffile->sound_offset - GetNumOriginalSounds(); peter1138@4656: peter1138@4656: if (sound >= GetNumSounds()) { Darkvater@5380: grfmsg(1, "SoundEffectChangeInfo: Sound %d not defined (max %d)", sound, GetNumSounds()); peter1138@4656: } else { peter1138@4656: GetSound(sound)->priority = grf_load_byte(&buf); peter1138@4656: } peter1138@4656: } peter1138@4656: break; peter1138@4656: peter1138@4656: case 0x0A: /* Override old sound */ peter1138@4656: FOR_EACH_OBJECT { peter1138@4656: uint sound = sid + i + _cur_grffile->sound_offset - GetNumOriginalSounds(); peter1138@4656: uint orig_sound = grf_load_byte(&buf); peter1138@4656: peter1138@4656: if (sound >= GetNumSounds() || orig_sound >= GetNumSounds()) { Darkvater@5380: grfmsg(1, "SoundEffectChangeInfo: Sound %d or %d not defined (max %d)", sound, orig_sound, GetNumSounds()); peter1138@4656: } else { peter1138@4656: FileEntry *newfe = GetSound(sound); peter1138@4656: FileEntry *oldfe = GetSound(orig_sound); peter1138@4656: peter1138@4656: /* Literally copy the data of the new sound over the original */ tron@5024: *oldfe = *newfe; peter1138@4656: } peter1138@4656: } peter1138@4656: break; peter1138@4656: peter1138@4656: default: peter1138@4656: ret = true; peter1138@4656: } peter1138@4656: peter1138@4656: *bufp = buf; peter1138@4656: return ret; peter1138@4656: } peter1138@4656: dominik@452: /* Action 0x00 */ belugas@3879: static void FeatureChangeInfo(byte *buf, int len) dominik@452: { dominik@452: byte *bufend = buf + len; dominik@452: int i; dominik@452: dominik@452: /* <00> ()... dominik@452: * dominik@452: * B feature 0, 1, 2 or 3 for trains, road vehicles, ships or planes dominik@452: * 4 for defining new train station sets dominik@452: * B num-props how many properties to change per vehicle/station dominik@452: * B num-info how many vehicles/stations to change dominik@452: * B id ID of first vehicle/station to change, if num-info is dominik@452: * greater than one, this one and the following dominik@452: * vehicles/stations will be changed dominik@452: * B property what property to change, depends on the feature dominik@452: * V new-info new bytes of info (variable size; depends on properties) */ dominik@452: /* TODO: Bridges, town houses. */ dominik@452: peter1138@2438: static const VCI_Handler handler[] = { belugas@3825: /* GSF_TRAIN */ RailVehicleChangeInfo, belugas@3825: /* GSF_ROAD */ RoadVehicleChangeInfo, belugas@3825: /* GSF_SHIP */ ShipVehicleChangeInfo, belugas@3825: /* GSF_AIRCRAFT */ AircraftVehicleChangeInfo, belugas@3825: /* GSF_STATION */ StationChangeInfo, belugas@3825: /* GSF_CANAL */ NULL, belugas@3825: /* GSF_BRIDGE */ BridgeChangeInfo, belugas@3825: /* GSF_TOWNHOUSE */ NULL, belugas@3825: /* GSF_GLOBALVAR */ GlobalVarChangeInfo, belugas@3825: /* GSF_INDUSTRYTILES */NULL, belugas@3825: /* GSF_INDUSTRIES */ NULL, belugas@4138: /* GSF_CARGOS */ NULL, peter1138@4656: /* GSF_SOUNDFX */ SoundEffectChangeInfo, dominik@452: }; dominik@452: dominik@452: uint8 feature; dominik@452: uint8 numprops; dominik@452: uint8 numinfo; dominik@452: byte engine; truelight@542: EngineInfo *ei = NULL; dominik@452: dominik@452: if (len == 1) { Darkvater@5380: grfmsg(8, "Silently ignoring one-byte special sprite 0x00"); dominik@452: return; dominik@452: } dominik@452: peter1138@5590: if (!check_length(len, 6, "FeatureChangeInfo")) return; peter1138@3714: buf++; peter1138@3714: feature = grf_load_byte(&buf); peter1138@3714: numprops = grf_load_byte(&buf); peter1138@3714: numinfo = grf_load_byte(&buf); peter1138@3714: engine = grf_load_byte(&buf); dominik@452: Darkvater@5380: grfmsg(6, "FeatureChangeInfo: feature %d, %d properties, to apply to %d+%d", dominik@452: feature, numprops, engine, numinfo); dominik@452: peter1138@2440: if (feature >= lengthof(handler) || handler[feature] == NULL) { Darkvater@5380: grfmsg(1, "FeatureChangeInfo: Unsupported feature %d, skipping", feature); dominik@452: return; dominik@452: } dominik@452: peter1138@2439: if (feature <= GSF_AIRCRAFT) { peter1138@2439: if (engine + numinfo > _vehcounts[feature]) { Darkvater@5380: grfmsg(0, "FeatureChangeInfo: Last engine ID %d out of bounds (max %d), skipping", engine + numinfo, _vehcounts[feature]); peter1138@2439: return; peter1138@2439: } dominik@452: ei = &_engine_info[engine + _vehshifts[feature]]; peter1138@2439: } dominik@452: dominik@452: while (numprops-- && buf < bufend) { dominik@452: uint8 prop = grf_load_byte(&buf); tron@2421: bool ignoring = false; dominik@452: tron@2421: switch (feature) { tron@2421: case GSF_TRAIN: tron@2421: case GSF_ROAD: tron@2421: case GSF_SHIP: tron@2421: case GSF_AIRCRAFT: tron@2421: /* Common properties for vehicles */ tron@2421: switch (prop) { peter1138@3089: case 0x00: /* Introduction date */ rubidium@4322: FOR_EACH_OBJECT ei[i].base_intro = grf_load_word(&buf) + DAYS_TILL_ORIGINAL_BASE_YEAR; peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x02: /* Decay speed */ peter1138@3089: FOR_EACH_OBJECT SB(ei[i].unk2, 0, 7, grf_load_byte(&buf) & 0x7F); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x03: /* Vehicle life */ peter1138@3089: FOR_EACH_OBJECT ei[i].lifelength = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x04: /* Model life */ peter1138@3089: FOR_EACH_OBJECT ei[i].base_life = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x06: /* Climates available */ peter1138@3089: FOR_EACH_OBJECT ei[i].climates = grf_load_byte(&buf); peter1138@3089: break; peter1138@3089: peter1138@3089: case 0x07: /* Loading speed */ tron@2421: /* Hyronymus explained me what does tron@2421: * this mean and insists on having a tron@2421: * credit ;-). --pasky */ peter1138@5211: FOR_EACH_OBJECT ei[i].load_amount = grf_load_byte(&buf); tron@2421: break; tron@2421: tron@2421: default: tron@2421: if (handler[feature](engine, numinfo, prop, &buf, bufend - buf)) tron@2421: ignoring = true; tron@2421: break; tron@2421: } tron@2421: break; tron@2421: tron@2421: default: tron@2421: if (handler[feature](engine, numinfo, prop, &buf, bufend - buf)) tron@2421: ignoring = true; tron@2421: break; dominik@452: } tron@2421: Darkvater@5380: if (ignoring) grfmsg(2, "FeatureChangeInfo: Ignoring property 0x%02X (not implemented)", prop); dominik@452: } dominik@452: } dominik@452: peter1138@5525: /* Action 0x00 (GLS_SAFETYSCAN) */ peter1138@5525: static void SafeChangeInfo(byte *buf, int len) peter1138@5525: { peter1138@5525: uint8 feature; peter1138@5525: uint8 numprops; peter1138@5525: uint8 numinfo; peter1138@5525: uint8 index; peter1138@5525: peter1138@5590: if (!check_length(len, 6, "SafeChangeInfo")) return; peter1138@5525: buf++; peter1138@5525: feature = grf_load_byte(&buf); peter1138@5525: numprops = grf_load_byte(&buf); peter1138@5525: numinfo = grf_load_byte(&buf); peter1138@5525: index = grf_load_byte(&buf); peter1138@5525: peter1138@5525: if (feature == GSF_BRIDGE && numprops == 1) { peter1138@5525: uint8 prop = grf_load_byte(&buf); peter1138@5525: /* Bridge property 0x0D is redefinition of sprite layout tables, which peter1138@5525: * is considered safe. */ peter1138@5525: if (prop == 0x0D) return; peter1138@5525: } peter1138@5525: peter1138@5525: SETBIT(_cur_grfconfig->flags, GCF_UNSAFE); peter1138@5525: peter1138@5525: /* Skip remainder of GRF */ peter1138@5525: _skip_sprites = -1; peter1138@5525: } peter1138@5525: dominik@452: #undef FOR_EACH_OBJECT dominik@452: hackykid@1883: /** hackykid@1883: * Creates a spritegroup representing a callback result hackykid@1883: * @param value The value that was used to represent this callback result hackykid@1883: * @return A spritegroup representing that callback result hackykid@1883: */ peter1138@4893: static const SpriteGroup* NewCallBackResultSpriteGroup(uint16 value) hackykid@1883: { peter1138@3595: SpriteGroup *group = AllocateSpriteGroup(); hackykid@1883: peter1138@2488: group->type = SGT_CALLBACK; hackykid@1883: hackykid@1883: // Old style callback results have the highest byte 0xFF so signify it is a callback result hackykid@1883: // New style ones only have the highest bit set (allows 15-bit results, instead of just 8) tron@3033: if ((value >> 8) == 0xFF) { tron@3033: value &= ~0xFF00; tron@3033: } else { hackykid@1883: value &= ~0x8000; tron@3033: } hackykid@1883: peter1138@2488: group->g.callback.result = value; hackykid@1883: hackykid@1883: return group; hackykid@1883: } dominik@452: peter1138@2489: /** peter1138@2489: * Creates a spritegroup representing a sprite number result. peter1138@2489: * @param value The sprite number. peter1138@2489: * @param sprites The number of sprites per set. peter1138@2489: * @return A spritegroup representing the sprite number result. peter1138@2489: */ peter1138@4893: static const SpriteGroup* NewResultSpriteGroup(SpriteID sprite, byte num_sprites) peter1138@2489: { peter1138@3595: SpriteGroup *group = AllocateSpriteGroup(); peter1138@2489: group->type = SGT_RESULT; peter1138@3668: group->g.result.sprite = sprite; peter1138@3668: group->g.result.num_sprites = num_sprites; peter1138@2489: return group; peter1138@2489: } peter1138@2489: dominik@452: /* Action 0x01 */ dominik@452: static void NewSpriteSet(byte *buf, int len) dominik@452: { dominik@452: /* <01> dominik@452: * dominik@452: * B feature feature to define sprites for dominik@452: * 0, 1, 2, 3: veh-type, 4: train stations dominik@452: * B num-sets number of sprite sets tron@2346: * E num-ent how many entries per sprite set dominik@452: * For vehicles, this is the number of different dominik@452: * vehicle directions in each sprite set dominik@452: * Set num-dirs=8, unless your sprites are symmetric. dominik@452: * In that case, use num-dirs=4. dominik@452: * For stations, must be 12 (hex) for the eighteen dominik@452: * different sprites that make up a station */ dominik@452: /* TODO: No stations support. */ dominik@452: uint8 feature; tron@2342: uint num_sets; tron@2342: uint num_ents; tron@2342: uint i; dominik@452: peter1138@5590: if (!check_length(len, 4, "NewSpriteSet")) return; tron@2346: buf++; tron@2346: feature = grf_load_byte(&buf); tron@2346: num_sets = grf_load_byte(&buf); tron@2346: num_ents = grf_load_extended(&buf); dominik@452: tron@2342: _cur_grffile->spriteset_start = _cur_spriteid; dominik@452: _cur_grffile->spriteset_feature = feature; tron@2342: _cur_grffile->spriteset_numsets = num_sets; tron@2342: _cur_grffile->spriteset_numents = num_ents; tron@2342: Darkvater@5380: grfmsg(7, "New sprite set at %d of type %d, consisting of %d sets with %d views each (total %d)", tron@2342: _cur_spriteid, feature, num_sets, num_ents, num_sets * num_ents tron@2342: ); tron@2342: tron@2342: for (i = 0; i < num_sets * num_ents; i++) { tron@2342: LoadNextSprite(_cur_spriteid++, _file_index); peter1138@3557: _nfo_line++; tron@2342: } dominik@452: } dominik@452: peter1138@3666: /* Helper function to either create a callback or link to a previously peter1138@3666: * defined spritegroup. */ peter1138@4893: static const SpriteGroup* GetGroupFromGroupID(byte setid, byte type, uint16 groupid) peter1138@3666: { peter1138@3666: if (HASBIT(groupid, 15)) return NewCallBackResultSpriteGroup(groupid); peter1138@3666: peter1138@3666: if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { Darkvater@5380: grfmsg(1, "NewSpriteGroup(0x%02X:0x%02X): Groupid 0x%04X does not exist, leaving empty", setid, type, groupid); peter1138@3666: return NULL; peter1138@3666: } peter1138@3666: peter1138@3666: return _cur_grffile->spritegroups[groupid]; peter1138@3666: } peter1138@3666: peter1138@3666: /* Helper function to either create a callback or a result sprite group. */ peter1138@4893: static const SpriteGroup* CreateGroupFromGroupID(byte feature, byte setid, byte type, uint16 spriteid, uint16 num_sprites) peter1138@3666: { peter1138@3666: if (HASBIT(spriteid, 15)) return NewCallBackResultSpriteGroup(spriteid); peter1138@3666: peter1138@3667: if (spriteid >= _cur_grffile->spriteset_numsets) { Darkvater@5380: grfmsg(1, "NewSpriteGroup(0x%02X:0x%02X): Sprite set %u invalid, max %u", setid, type, spriteid, _cur_grffile->spriteset_numsets); peter1138@3667: return NULL; peter1138@3667: } peter1138@3667: peter1138@3666: /* Check if the sprite is within range. This can fail if the Action 0x01 peter1138@3666: * is skipped, as TTDPatch mandates that Action 0x02s must be processed. peter1138@3666: * We don't have that rule, but must live by the Patch... */ peter1138@3666: if (_cur_grffile->spriteset_start + spriteid * num_sprites + num_sprites > _cur_spriteid) { Darkvater@5380: grfmsg(1, "NewSpriteGroup(0x%02X:0x%02X): Real Sprite IDs 0x%04X - 0x%04X do not (all) exist (max 0x%04X), leaving empty", peter1138@3666: setid, type, peter1138@3666: _cur_grffile->spriteset_start + spriteid * num_sprites, peter1138@3666: _cur_grffile->spriteset_start + spriteid * num_sprites + num_sprites - 1, _cur_spriteid - 1); peter1138@3666: return NULL; peter1138@3666: } peter1138@3666: peter1138@3803: if (feature != _cur_grffile->spriteset_feature) { Darkvater@5380: grfmsg(1, "NewSpriteGroup(0x%02X:0x%02X): Sprite set feature 0x%02X does not match action feature 0x%02X, skipping", peter1138@3803: _cur_grffile->spriteset_feature, feature); peter1138@3803: return NULL; peter1138@3803: } peter1138@3803: peter1138@3666: return NewResultSpriteGroup(_cur_grffile->spriteset_start + spriteid * num_sprites, num_sprites); peter1138@3666: } peter1138@3666: dominik@452: /* Action 0x02 */ dominik@452: static void NewSpriteGroup(byte *buf, int len) dominik@452: { dominik@452: /* <02> dominik@452: * dominik@452: * B feature see action 1 dominik@452: * B set-id ID of this particular definition dominik@452: * B type/num-entries dominik@452: * if 80 or greater, this is a randomized or variational dominik@452: * list definition, see below dominik@452: * otherwise it specifies a number of entries, the exact dominik@452: * meaning depends on the feature dominik@452: * V feature-specific-data (huge mess, don't even look it up --pasky) */ dominik@452: uint8 feature; dominik@452: uint8 setid; peter1138@3633: uint8 type; peter1138@3633: SpriteGroup *group = NULL; peter1138@3633: byte *bufend = buf + len; dominik@452: peter1138@5590: if (!check_length(len, 5, "NewSpriteGroup")) return; peter1138@3633: buf++; peter1138@3633: peter1138@3633: feature = grf_load_byte(&buf); peter1138@3633: setid = grf_load_byte(&buf); peter1138@3633: type = grf_load_byte(&buf); dominik@452: peter1138@2444: if (setid >= _cur_grffile->spritegroups_count) { peter1138@2488: // Allocate memory for new sprite group references. KUDr@5609: _cur_grffile->spritegroups = ReallocT(_cur_grffile->spritegroups, setid + 1); peter1138@2488: // Initialise new space to NULL peter1138@2488: for (; _cur_grffile->spritegroups_count < (setid + 1); _cur_grffile->spritegroups_count++) peter1138@2488: _cur_grffile->spritegroups[_cur_grffile->spritegroups_count] = NULL; peter1138@2444: } peter1138@2444: peter1138@3633: switch (type) { peter1138@3633: /* Deterministic Sprite Group */ peter1138@3633: case 0x81: // Self scope, byte peter1138@3633: case 0x82: // Parent scope, byte peter1138@3668: case 0x85: // Self scope, word peter1138@3668: case 0x86: // Parent scope, word peter1138@3668: case 0x89: // Self scope, dword peter1138@3668: case 0x8A: // Parent scope, dword peter1138@3633: { peter1138@3668: byte varadjust; peter1138@3668: byte varsize; peter1138@3668: uint i; peter1138@3668: peter1138@3668: /* Check we can load the var size parameter */ peter1138@5590: if (!check_length(bufend - buf, 1, "NewSpriteGroup (Deterministic) (1)")) return; peter1138@3633: peter1138@3633: group = AllocateSpriteGroup(); peter1138@3633: group->type = SGT_DETERMINISTIC; peter1138@3668: group->g.determ.var_scope = HASBIT(type, 1) ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF; peter1138@3668: peter1138@3668: switch (GB(type, 2, 2)) { peter1138@3672: default: NOT_REACHED(); peter1138@3668: case 0: group->g.determ.size = DSG_SIZE_BYTE; varsize = 1; break; peter1138@3668: case 1: group->g.determ.size = DSG_SIZE_WORD; varsize = 2; break; peter1138@3668: case 2: group->g.determ.size = DSG_SIZE_DWORD; varsize = 4; break; peter1138@3633: } peter1138@3633: peter1138@5590: if (!check_length(bufend - buf, 5 + varsize, "NewSpriteGroup (Deterministic) (2)")) return; peter1138@3668: peter1138@3668: /* Loop through the var adjusts. Unfortunately we don't know how many we have peter1138@3668: * from the outset, so we shall have to keep reallocing. */ peter1138@3668: do { peter1138@3668: DeterministicSpriteGroupAdjust *adjust; peter1138@3668: peter1138@3668: if (group->g.determ.num_adjusts > 0) { peter1138@5590: if (!check_length(bufend - buf, 2 + varsize + 3, "NewSpriteGroup (Deterministic) (3)")) return; peter1138@3668: } peter1138@3668: peter1138@3668: group->g.determ.num_adjusts++; KUDr@5609: group->g.determ.adjusts = ReallocT(group->g.determ.adjusts, group->g.determ.num_adjusts); peter1138@3668: peter1138@3668: adjust = &group->g.determ.adjusts[group->g.determ.num_adjusts - 1]; peter1138@3668: peter1138@3668: /* The first var adjust doesn't have an operation specified, so we set it to add. */ rubidium@5587: adjust->operation = group->g.determ.num_adjusts == 1 ? DSGA_OP_ADD : (DeterministicSpriteGroupAdjustOperation)grf_load_byte(&buf); peter1138@3668: adjust->variable = grf_load_byte(&buf); maedhros@5617: if (adjust->variable == 0x7E) { maedhros@5617: /* Link subroutine group */ maedhros@5617: adjust->subroutine = GetGroupFromGroupID(setid, type, grf_load_byte(&buf)); maedhros@5617: } else { maedhros@5617: adjust->parameter = IS_BYTE_INSIDE(adjust->variable, 0x60, 0x80) ? grf_load_byte(&buf) : 0; maedhros@5617: } peter1138@3668: peter1138@3668: varadjust = grf_load_byte(&buf); peter1138@3668: adjust->shift_num = GB(varadjust, 0, 5); rubidium@5587: adjust->type = (DeterministicSpriteGroupAdjustType)GB(varadjust, 6, 2); peter1138@3668: adjust->and_mask = grf_load_var(varsize, &buf); peter1138@3668: peter1138@3668: if (adjust->type != DSGA_TYPE_NONE) { peter1138@3668: adjust->add_val = grf_load_var(varsize, &buf); peter1138@3668: adjust->divmod_val = grf_load_var(varsize, &buf); peter1138@3668: } else { peter1138@3668: adjust->add_val = 0; peter1138@3668: adjust->divmod_val = 0; peter1138@3668: } peter1138@3668: peter1138@3668: /* Continue reading var adjusts while bit 5 is set. */ peter1138@3668: } while (HASBIT(varadjust, 5)); peter1138@3668: peter1138@3668: group->g.determ.num_ranges = grf_load_byte(&buf); KUDr@5609: group->g.determ.ranges = CallocT(group->g.determ.num_ranges); peter1138@3668: peter1138@5590: if (!check_length(bufend - buf, 2 + (2 + 2 * varsize) * group->g.determ.num_ranges, "NewSpriteGroup (Deterministic)")) return; peter1138@3668: peter1138@3668: for (i = 0; i < group->g.determ.num_ranges; i++) { peter1138@3668: group->g.determ.ranges[i].group = GetGroupFromGroupID(setid, type, grf_load_word(&buf)); peter1138@3668: group->g.determ.ranges[i].low = grf_load_var(varsize, &buf); peter1138@3668: group->g.determ.ranges[i].high = grf_load_var(varsize, &buf); peter1138@3633: } peter1138@3633: peter1138@3668: group->g.determ.default_group = GetGroupFromGroupID(setid, type, grf_load_word(&buf)); peter1138@3633: break; dominik@452: } dominik@452: peter1138@3633: /* Randomized Sprite Group */ peter1138@3633: case 0x80: // Self scope peter1138@3633: case 0x83: // Parent scope peter1138@3633: { peter1138@3668: byte triggers; peter1138@3668: uint i; peter1138@3668: peter1138@5590: if (!check_length(bufend - buf, 7, "NewSpriteGroup (Randomized) (1)")) return; peter1138@3633: peter1138@3633: group = AllocateSpriteGroup(); peter1138@3633: group->type = SGT_RANDOMIZED; peter1138@3668: group->g.random.var_scope = HASBIT(type, 1) ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF; peter1138@3668: peter1138@3668: triggers = grf_load_byte(&buf); peter1138@3668: group->g.random.triggers = GB(triggers, 0, 7); peter1138@3668: group->g.random.cmp_mode = HASBIT(triggers, 7) ? RSG_CMP_ALL : RSG_CMP_ANY; peter1138@3668: group->g.random.lowest_randbit = grf_load_byte(&buf); peter1138@3668: group->g.random.num_groups = grf_load_byte(&buf); KUDr@5609: group->g.random.groups = CallocT(group->g.random.num_groups); peter1138@3668: peter1138@5590: if (!check_length(bufend - buf, 2 * group->g.random.num_groups, "NewSpriteGroup (Randomized) (2)")) return; peter1138@3668: peter1138@3668: for (i = 0; i < group->g.random.num_groups; i++) { peter1138@3668: group->g.random.groups[i] = GetGroupFromGroupID(setid, type, grf_load_word(&buf)); peter1138@3633: } peter1138@3633: peter1138@3633: break; peter1138@2489: } peter1138@3633: peter1138@3668: /* Neither a variable or randomized sprite group... must be a real group */ peter1138@3633: default: peter1138@3633: { peter1138@3803: peter1138@3803: peter1138@3668: switch (feature) { peter1138@3668: case GSF_TRAIN: peter1138@3668: case GSF_ROAD: peter1138@3668: case GSF_SHIP: peter1138@3668: case GSF_AIRCRAFT: peter1138@3668: case GSF_STATION: peter1138@3668: { peter1138@3668: byte sprites = _cur_grffile->spriteset_numents; peter1138@3668: byte num_loaded = type; peter1138@3668: byte num_loading = grf_load_byte(&buf); peter1138@3668: uint i; peter1138@3668: peter1138@3668: if (_cur_grffile->spriteset_start == 0) { Darkvater@5380: grfmsg(0, "NewSpriteGroup: No sprite set to work on! Skipping"); peter1138@3668: return; peter1138@3668: } peter1138@3668: peter1138@5590: if (!check_length(bufend - buf, 2 * num_loaded + 2 * num_loading, "NewSpriteGroup (Real) (1)")) return; peter1138@3668: peter1138@3668: group = AllocateSpriteGroup(); peter1138@3668: group->type = SGT_REAL; peter1138@3668: peter1138@3668: group->g.real.num_loaded = num_loaded; peter1138@3668: group->g.real.num_loading = num_loading; KUDr@5609: if (num_loaded > 0) group->g.real.loaded = CallocT(num_loaded); KUDr@5609: if (num_loading > 0) group->g.real.loading = CallocT(num_loading); peter1138@3668: Darkvater@5380: grfmsg(6, "NewSpriteGroup: New SpriteGroup 0x%02X, %u views, %u loaded, %u loading", peter1138@3668: setid, sprites, num_loaded, num_loading); peter1138@3668: peter1138@3668: for (i = 0; i < num_loaded; i++) { peter1138@3668: uint16 spriteid = grf_load_word(&buf); peter1138@3803: group->g.real.loaded[i] = CreateGroupFromGroupID(feature, setid, type, spriteid, sprites); Darkvater@5380: grfmsg(8, "NewSpriteGroup: + rg->loaded[%i] = subset %u", i, spriteid); peter1138@3668: } peter1138@3668: peter1138@3668: for (i = 0; i < num_loading; i++) { peter1138@3668: uint16 spriteid = grf_load_word(&buf); peter1138@3803: group->g.real.loading[i] = CreateGroupFromGroupID(feature, setid, type, spriteid, sprites); Darkvater@5380: grfmsg(8, "NewSpriteGroup: + rg->loading[%i] = subset %u", i, spriteid); peter1138@3668: } peter1138@3668: peter1138@3668: break; peter1138@3668: } peter1138@3668: peter1138@3668: /* Loading of Tile Layout and Production Callback groups would happen here */ Darkvater@5380: default: grfmsg(1, "NewSpriteGroup: Unsupported feature %d, skipping", feature); peter1138@3633: } peter1138@2489: } dominik@452: } peter1138@2444: peter1138@2444: _cur_grffile->spritegroups[setid] = group; dominik@452: } dominik@452: dominik@452: /* Action 0x03 */ belugas@3879: static void FeatureMapSpriteGroup(byte *buf, int len) dominik@452: { dominik@452: /* <03> ... [ ]... rubidium@4434: * id-list := [] [id-list] rubidium@4434: * cargo-list := [cargo-list] dominik@452: * dominik@452: * B feature see action 0 dominik@452: * B n-id bits 0-6: how many IDs this definition applies to dominik@452: * bit 7: if set, this is a wagon override definition (see below) dominik@452: * B ids the IDs for which this definition applies dominik@452: * B num-cid number of cargo IDs (sprite group IDs) in this definition dominik@452: * can be zero, in that case the def-cid is used always dominik@452: * B cargo-type type of this cargo type (e.g. mail=2, wood=7, see below) dominik@452: * W cid cargo ID (sprite group ID) for this type of cargo dominik@452: * W def-cid default cargo ID (sprite group ID) */ dominik@452: /* TODO: Bridges, town houses. */ dominik@452: /* TODO: Multiple cargo support could be useful even for trains/cars - dominik@452: * cargo id 0xff is used for showing images in the build train list. */ dominik@452: dominik@452: static byte *last_engines; dominik@452: static int last_engines_count; dominik@452: uint8 feature; dominik@452: uint8 idcount; dominik@452: bool wagover; dominik@452: uint8 cidcount; dominik@452: int c, i; dominik@452: peter1138@5590: if (!check_length(len, 6, "FeatureMapSpriteGroup")) return; dominik@452: feature = buf[1]; dominik@452: idcount = buf[2] & 0x7F; dominik@452: wagover = (buf[2] & 0x80) == 0x80; peter1138@5590: if (!check_length(len, 3 + idcount, "FeatureMapSpriteGroup")) return; peter1138@3783: peter1138@3783: /* If ``n-id'' (or ``idcount'') is zero, this is a ``feature peter1138@3783: * callback''. */ peter1138@3783: if (idcount == 0) { Darkvater@5380: grfmsg(2, "FeatureMapSpriteGroup: Feature callbacks not implemented yet"); peter1138@3783: return; peter1138@3783: } peter1138@3783: dominik@452: cidcount = buf[3 + idcount]; peter1138@5590: if (!check_length(len, 4 + idcount + cidcount * 3, "FeatureMapSpriteGroup")) return; belugas@3879: Darkvater@5380: grfmsg(6, "FeatureMapSpriteGroup: Feature %d, %d ids, %d cids, wagon override %d", dominik@452: feature, idcount, cidcount, wagover); dominik@452: dominik@452: if (feature > GSF_STATION) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Unsupported feature %d, skipping", feature); dominik@452: return; dominik@452: } dominik@452: dominik@452: dominik@452: if (feature == GSF_STATION) { dominik@452: // We do things differently for stations. dominik@452: dominik@452: for (i = 0; i < idcount; i++) { dominik@452: uint8 stid = buf[3 + i]; peter1138@3768: StationSpec *statspec = _cur_grffile->stations[stid]; dominik@452: byte *bp = &buf[4 + idcount]; dominik@452: dominik@452: for (c = 0; c < cidcount; c++) { dominik@452: uint8 ctype = grf_load_byte(&bp); dominik@452: uint16 groupid = grf_load_word(&bp); dominik@452: peter1138@2516: if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Spriteset 0x%04X out of range 0x%X or empty, skipping", dominik@452: groupid, _cur_grffile->spritegroups_count); dominik@452: return; dominik@452: } dominik@452: peter1138@3750: if (ctype == 0xFE) ctype = GC_DEFAULT_NA; peter1138@3750: if (ctype == 0xFF) ctype = GC_PURCHASE; peter1138@3750: peter1138@5338: if (ctype >= NUM_GLOBAL_CID) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Cargo type %d out of range, skipping.", ctype); peter1138@5338: continue; peter1138@5338: } peter1138@5338: peter1138@3750: statspec->spritegroup[ctype] = _cur_grffile->spritegroups[groupid]; dominik@452: } dominik@452: } dominik@452: dominik@452: { dominik@452: byte *bp = buf + 4 + idcount + cidcount * 3; dominik@452: uint16 groupid = grf_load_word(&bp); dominik@452: peter1138@2516: if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Spriteset 0x%04X out of range 0x%X or empty, skipping", dominik@452: groupid, _cur_grffile->spritegroups_count); dominik@452: return; dominik@452: } dominik@452: dominik@452: for (i = 0; i < idcount; i++) { dominik@452: uint8 stid = buf[3 + i]; peter1138@3768: StationSpec *statspec = _cur_grffile->stations[stid]; belugas@3676: peter1138@3750: statspec->spritegroup[GC_DEFAULT] = _cur_grffile->spritegroups[groupid]; belugas@3676: statspec->grfid = _cur_grffile->grfid; belugas@3676: statspec->localidx = stid; belugas@3676: SetCustomStationSpec(statspec); dominik@452: } dominik@452: } dominik@452: return; dominik@452: } dominik@452: dominik@452: // FIXME: Tropicset contains things like: dominik@452: // 03 00 01 19 01 00 00 00 00 - this is missing one 00 at the end, dominik@452: // what should we exactly do with that? --pasky dominik@452: peter1138@3635: if (_cur_grffile->spriteset_start == 0 || _cur_grffile->spritegroups == 0) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: No sprite set to work on! Skipping"); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (!wagover && last_engines_count != idcount) { KUDr@5609: last_engines = ReallocT(last_engines, idcount); dominik@452: last_engines_count = idcount; dominik@452: } dominik@452: dominik@452: if (wagover) { dominik@452: if (last_engines_count == 0) { Darkvater@5380: grfmsg(0, "FeatureMapSpriteGroup: WagonOverride: No engine to do override with"); dominik@452: return; dominik@452: } Darkvater@5380: grfmsg(6, "FeatureMapSpriteGroup: WagonOverride: %u engines, %u wagons", dominik@452: last_engines_count, idcount); dominik@452: } dominik@452: dominik@452: dominik@452: for (i = 0; i < idcount; i++) { dominik@452: uint8 engine_id = buf[3 + i]; dominik@452: uint8 engine = engine_id + _vehshifts[feature]; dominik@452: byte *bp = &buf[4 + idcount]; dominik@452: dominik@452: if (engine_id > _vehcounts[feature]) { Darkvater@5380: grfmsg(0, "Id %u for feature 0x%02X is out of bounds", engine_id, feature); dominik@452: return; dominik@452: } dominik@452: Darkvater@5380: grfmsg(7, "FeatureMapSpriteGroup: [%d] Engine %d...", i, engine); dominik@452: dominik@452: for (c = 0; c < cidcount; c++) { dominik@452: uint8 ctype = grf_load_byte(&bp); dominik@452: uint16 groupid = grf_load_word(&bp); dominik@452: Darkvater@5380: grfmsg(8, "FeatureMapSpriteGroup: * [%d] Cargo type 0x%X, group id 0x%02X", c, ctype, groupid); dominik@452: peter1138@2516: if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Spriteset 0x%04X out of range 0x%X or empty, skipping", groupid, _cur_grffile->spritegroups_count); dominik@452: return; dominik@452: } dominik@452: Darkvater@1802: if (ctype == GC_INVALID) ctype = GC_PURCHASE; dominik@452: peter1138@5338: if (ctype >= NUM_GLOBAL_CID) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Cargo type %d out of range, skipping.", ctype); peter1138@5338: continue; peter1138@5338: } peter1138@5338: dominik@452: if (wagover) { peter1138@4869: SetWagonOverrideSprites(engine, ctype, _cur_grffile->spritegroups[groupid], last_engines, last_engines_count); dominik@452: } else { peter1138@2444: SetCustomEngineSprites(engine, ctype, _cur_grffile->spritegroups[groupid]); dominik@452: last_engines[i] = engine; dominik@452: } dominik@452: } dominik@452: } dominik@452: dominik@452: { dominik@452: byte *bp = buf + 4 + idcount + cidcount * 3; dominik@452: uint16 groupid = grf_load_word(&bp); dominik@452: Darkvater@5380: grfmsg(8, "-- Default group id 0x%04X", groupid); dominik@452: dominik@452: for (i = 0; i < idcount; i++) { dominik@452: uint8 engine = buf[3 + i] + _vehshifts[feature]; dominik@452: dominik@452: // Don't tell me you don't love duplicated code! peter1138@2516: if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { Darkvater@5380: grfmsg(1, "FeatureMapSpriteGroup: Spriteset 0x%04X out of range 0x%X or empty, skipping", groupid, _cur_grffile->spritegroups_count); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (wagover) { peter1138@3695: /* If the ID for this action 3 is the same as the vehicle ID, peter1138@3695: * this indicates we have a helicopter rotor override. */ peter1138@3695: if (feature == GSF_AIRCRAFT && engine == last_engines[i]) { peter1138@3695: SetRotorOverrideSprites(engine, _cur_grffile->spritegroups[groupid]); peter1138@3695: } else { peter1138@3695: // TODO: No multiple cargo types per vehicle yet. --pasky peter1138@4869: SetWagonOverrideSprites(engine, GC_DEFAULT, _cur_grffile->spritegroups[groupid], last_engines, last_engines_count); peter1138@3695: } dominik@452: } else { peter1138@2444: SetCustomEngineSprites(engine, GC_DEFAULT, _cur_grffile->spritegroups[groupid]); peter1138@3924: SetEngineGRF(engine, _cur_grffile); dominik@452: last_engines[i] = engine; dominik@452: } dominik@452: } dominik@452: } dominik@452: } dominik@452: dominik@452: /* Action 0x04 */ belugas@3879: static void FeatureNewName(byte *buf, int len) dominik@452: { dominik@452: /* <04> dominik@452: * belugas@3601: * B veh-type see action 0 (as 00..07, + 0A belugas@3601: * But IF veh-type = 48, then generic text belugas@3601: * B language-id If bit 6 is set, This is the extended language scheme, belugas@3601: with up to 64 language. belugas@3601: Otherwise, it is a mapping where set bits have meaning belugas@3601: 0 = american, 1 = english, 2 = german, 3 = french, 4 = spanish belugas@3601: Bit 7 set means this is a generic text, not a vehicle one (or else) dominik@452: * B num-veh number of vehicles which are getting a new name tron@2346: * B/W offset number of the first vehicle that gets a new name belugas@3601: * Byte : ID of vehicle to change belugas@3601: * Word : ID of string to change/add dominik@452: * S data new texts, each of them zero-terminated, after dominik@452: * which the next name begins. */ dominik@452: /* TODO: No support for changing non-vehicle text. Perhaps we shouldn't dominik@452: * implement it at all, but it could be useful for some "modpacks" dominik@452: * (completely new scenarios changing all graphics and logically also dominik@452: * factory names etc). We should then also support all languages (by belugas@3601: * name), not only the original four ones. --pasky belugas@3601: * All of the above are coming. In Time. Some sooner than others :)*/ dominik@452: dominik@452: uint8 feature; dominik@452: uint8 lang; tron@2346: uint8 num; tron@2346: uint16 id; tron@2346: uint16 endid; tron@1329: const char* name; peter1138@3643: bool new_scheme = _cur_grffile->grf_version >= 7; peter1138@4992: bool generic; dominik@452: peter1138@5590: if (!check_length(len, 6, "FeatureNewName")) return; tron@2346: buf++; tron@2346: feature = grf_load_byte(&buf); tron@2346: lang = grf_load_byte(&buf); tron@2346: num = grf_load_byte(&buf); peter1138@4992: generic = HASBIT(lang, 7); peter1138@4992: id = generic ? grf_load_word(&buf) : grf_load_byte(&buf); peter1138@4992: peter1138@4992: CLRBIT(lang, 7); tron@2346: peter1138@3760: if (feature <= GSF_AIRCRAFT && id < _vehcounts[feature]) { belugas@3601: id += _vehshifts[feature]; tron@2346: } tron@2346: endid = id + num; dominik@452: Darkvater@5380: grfmsg(6, "FeatureNewName: About to rename engines %d..%d (feature %d) in language 0x%02X", dominik@452: id, endid, feature, lang); dominik@452: belugas@3601: name = (const char*)buf; /*transfer read value*/ peter1138@4992: len -= generic ? 6 : 5; peter1138@4992: dominik@452: for (; id < endid && len > 0; id++) { tron@2458: size_t ofs = strlen(name) + 1; dominik@452: maedhros@6062: if (ofs == 1) { maedhros@6062: grfmsg(7, "FeatureNewName: Can't add empty name"); maedhros@6062: } else if (ofs > 127) { maedhros@6062: grfmsg(7, "FeatureNewName: Too long a name (%d)", ofs); maedhros@6062: } else { Darkvater@5380: grfmsg(8, "FeatureNewName: %d <- %s", id, name); belugas@3601: belugas@3601: switch (feature) { belugas@3601: case GSF_TRAIN: belugas@3601: case GSF_ROAD: belugas@3601: case GSF_SHIP: peter1138@3614: case GSF_AIRCRAFT: { peter1138@3821: if (id < TOTAL_NUM_ENGINES) { peter1138@3821: StringID string = AddGRFString(_cur_grffile->grfid, id, lang, new_scheme, name, STR_8000_KIRBY_PAUL_TANK_STEAM + id); peter1138@3821: SetCustomEngineName(id, string); peter1138@3821: } else { peter1138@3821: AddGRFString(_cur_grffile->grfid, id, lang, new_scheme, name, id); peter1138@3821: } belugas@3601: break; peter1138@3614: } belugas@3601: peter1138@3760: default: belugas@3601: switch (GB(id, 8, 8)) { peter1138@3760: case 0xC4: /* Station class name */ peter1138@3768: if (_cur_grffile->stations == NULL || _cur_grffile->stations[GB(id, 0, 8)] == NULL) { Darkvater@5380: grfmsg(1, "FeatureNewName: Attempt to name undefined station 0x%X, ignoring", GB(id, 0, 8)); peter1138@3760: } else { peter1138@3768: StationClassID sclass = _cur_grffile->stations[GB(id, 0, 8)]->sclass; peter1138@3821: SetStationClassName(sclass, AddGRFString(_cur_grffile->grfid, id, lang, new_scheme, name, STR_UNDEFINED)); peter1138@3760: } belugas@3601: break; peter1138@3760: peter1138@3760: case 0xC5: /* Station name */ peter1138@3768: if (_cur_grffile->stations == NULL || _cur_grffile->stations[GB(id, 0, 8)] == NULL) { Darkvater@5380: grfmsg(1, "FeatureNewName: Attempt to name undefined station 0x%X, ignoring", GB(id, 0, 8)); peter1138@3760: } else { peter1138@3821: _cur_grffile->stations[GB(id, 0, 8)]->name = AddGRFString(_cur_grffile->grfid, id, lang, new_scheme, name, STR_UNDEFINED); peter1138@3760: } belugas@3601: break; belugas@3601: belugas@4504: case 0xC9: belugas@4504: case 0xD0: belugas@4504: case 0xDC: belugas@4504: AddGRFString(_cur_grffile->grfid, id, lang, new_scheme, name, STR_UNDEFINED); belugas@4504: break; belugas@4504: belugas@3601: default: Darkvater@5380: grfmsg(7, "FeatureNewName: Unsupported ID (0x%04X)", id); belugas@3601: break; belugas@3601: } belugas@3601: break; peter1138@3642: peter1138@3642: #if 0 belugas@3601: case GSF_CANAL : belugas@3601: case GSF_BRIDGE : belugas@3601: case GSF_TOWNHOUSE : belugas@3601: AddGRFString(_cur_spriteid, id, lang, name); belugas@3601: switch (GB(id, 8,8)) { belugas@3601: case 0xC9: /* House name */ belugas@3601: default: Darkvater@5380: grfmsg(7, "FeatureNewName: Unsupported ID (0x%04X)", id); belugas@3601: } belugas@3601: break; belugas@3601: belugas@3601: case GSF_INDUSTRIES : belugas@3601: case 0x48 : /* for generic strings */ belugas@3601: AddGRFString(_cur_spriteid, id, lang, name); belugas@3601: break; belugas@3601: default : Darkvater@5380: grfmsg(7, "FeatureNewName: Unsupported feature (0x%02X)", feature); belugas@3601: break; belugas@3601: #endif belugas@3601: } dominik@452: } tron@1329: name += ofs; truelight@4321: len -= (int)ofs; dominik@452: } dominik@452: } dominik@452: dominik@452: /* Action 0x05 */ dominik@452: static void GraphicsNew(byte *buf, int len) dominik@452: { dominik@452: /* <05> dominik@452: * dominik@452: * B graphics-type What set of graphics the sprites define. tron@2346: * E num-sprites How many sprites are in this set? dominik@452: * V other data Graphics type specific data. Currently unused. */ dominik@452: /* TODO */ dominik@452: dominik@452: uint8 type; tron@2346: uint16 num; peter1138@3708: SpriteID replace = 0; dominik@452: peter1138@5590: if (!check_length(len, 2, "GraphicsNew")) return; tron@2346: buf++; tron@2346: type = grf_load_byte(&buf); tron@2346: num = grf_load_extended(&buf); dominik@452: peter1138@3638: switch (type) { peter1138@3638: case 0x04: /* Signal graphics */ peter1138@3638: if (num != 112 && num != 240) { Darkvater@5380: grfmsg(1, "GraphicsNews: Signal graphics sprite count must be 112 or 240, skipping"); peter1138@3638: return; peter1138@3638: } peter1138@3638: _signal_base = _cur_spriteid; peter1138@3638: break; peter1138@3638: peter1138@3708: case 0x05: /* Catenary graphics */ peter1138@3708: if (num != 48) { Darkvater@5380: grfmsg(1, "GraphicsNews: Catenary graphics sprite count must be 48, skipping"); peter1138@3708: return; peter1138@3708: } peter1138@3708: replace = SPR_ELRAIL_BASE + 3; peter1138@3708: break; peter1138@3708: peter1138@3709: case 0x06: /* Foundations */ peter1138@3709: if (num != 74) { Darkvater@5380: grfmsg(1, "GraphicsNews: Foundation graphics sprite count must be 74, skipping"); peter1138@3709: return; peter1138@3709: } peter1138@3709: replace = SPR_SLOPES_BASE; peter1138@3709: break; peter1138@3709: peter1138@3709: case 0x08: /* Canal graphics */ peter1138@3709: if (num != 65) { Darkvater@5380: grfmsg(1, "GraphicsNews: Canal graphics sprite count must be 65, skipping"); peter1138@3709: return; peter1138@3709: } peter1138@3709: replace = SPR_CANALS_BASE + 5; peter1138@3709: break; peter1138@3709: peter1138@5210: case 0x0D: /* Coast graphics */ peter1138@5210: if (num != 16) { Darkvater@5380: grfmsg(1, "GraphicsNews: Coast graphics sprite count must be 16, skipping"); peter1138@5210: return; peter1138@5210: } peter1138@5210: _coast_base = _cur_spriteid; peter1138@5210: break; peter1138@5210: peter1138@3638: default: Darkvater@5380: grfmsg(2, "GraphicsNew: Custom graphics (type 0x%02X) sprite block of length %u (unimplemented, ignoring)", peter1138@3638: type, num); peter1138@3638: return; peter1138@3638: } peter1138@3638: peter1138@3708: if (replace == 0) { Darkvater@5380: grfmsg(2, "GraphicsNew: Loading %u sprites of type 0x%02X at SpriteID 0x%04X", num, type, _cur_spriteid); peter1138@3708: } else { Darkvater@5380: grfmsg(2, "GraphicsNew: Replacing %u sprites of type 0x%02X at SpriteID 0x%04X", num, type, replace); peter1138@3708: } peter1138@3638: peter1138@3638: for (; num > 0; num--) { peter1138@3708: LoadNextSprite(replace == 0 ? _cur_spriteid++ : replace++, _file_index); peter1138@3638: _nfo_line++; peter1138@3638: } dominik@452: } dominik@452: peter1138@3806: static uint32 GetParamVal(byte param, uint32 *cond_val) peter1138@3806: { peter1138@3806: switch (param) { glx@5340: case 0x81: /* current year */ glx@5340: return clamp(_cur_year, ORIGINAL_BASE_YEAR, ORIGINAL_MAX_YEAR) - ORIGINAL_BASE_YEAR; glx@5340: peter1138@3806: case 0x83: /* current climate, 0=temp, 1=arctic, 2=trop, 3=toyland */ peter1138@3806: return _opt.landscape; peter1138@3806: peter1138@5161: case 0x84: /* GRF loading stage */ peter1138@5161: return (_cur_stage > GLS_INIT) | ((_cur_stage == GLS_ACTIVATION) << 9); peter1138@3806: peter1138@3811: case 0x85: /* TTDPatch flags, only for bit tests */ peter1138@3811: if (cond_val == NULL) { peter1138@3811: /* Supported in Action 0x07 and 0x09, not 0x0D */ peter1138@3811: return 0; peter1138@3811: } else { peter1138@3811: uint32 param_val = _ttdpatch_flags[*cond_val / 0x20]; peter1138@3811: *cond_val %= 0x20; peter1138@3811: return param_val; peter1138@3811: } peter1138@3806: peter1138@3806: case 0x86: /* road traffic side, bit 4 clear=left, set=right */ peter1138@3806: return _opt.road_side << 4; peter1138@3806: peter1138@3806: case 0x88: /* GRF ID check */ peter1138@3806: return 0; peter1138@3806: peter1138@3806: case 0x8B: { /* TTDPatch version */ peter1138@3806: uint major = 2; peter1138@4993: uint minor = 6; peter1138@4993: uint revision = 0; // special case: 2.0.1 is 2.0.10 peter1138@4993: uint build = 1168; peter1138@4993: return (major << 24) | (minor << 20) | (revision << 16) | build; peter1138@3806: } peter1138@3806: peter1138@3806: case 0x8D: /* TTD Version, 00=DOS, 01=Windows */ peter1138@3806: return !_use_dos_palette; peter1138@3806: peter1138@3806: case 0x8E: /* Y-offset for train sprites */ peter1138@3806: return _traininfo_vehicle_pitch; peter1138@3806: peter1138@3806: case 0x92: /* Game mode */ peter1138@3806: return _game_mode; peter1138@3806: peter1138@5287: case 0x9A: /* Always -1 */ rubidium@5587: return UINT_MAX; peter1138@5287: peter1138@3806: case 0x9D: /* TTD Platform, 00=TTDPatch, 01=OpenTTD */ peter1138@3806: return 1; peter1138@3806: peter1138@3814: case 0x9E: /* Miscellaneous GRF features */ peter1138@3814: return _misc_grf_features; peter1138@3814: peter1138@3806: default: peter1138@3806: /* GRF Parameter */ peter1138@3806: if (param < 0x80) return _cur_grffile->param[param]; peter1138@3806: peter1138@3806: /* In-game variable. */ Darkvater@5380: grfmsg(1, "Unsupported in-game variable 0x%02X", param); rubidium@5587: return UINT_MAX; peter1138@3806: } peter1138@3806: } peter1138@3806: peter1138@3895: /* Action 0x06 */ peter1138@3895: static void CfgApply(byte *buf, int len) peter1138@3895: { peter1138@3895: /* <06> ... peter1138@3895: * peter1138@3895: * B param-num Number of parameter to substitute (First = "zero") peter1138@3895: * Ignored if that parameter was not specified in newgrf.cfg peter1138@3895: * B param-size How many bytes to replace. If larger than 4, the peter1138@3895: * bytes of the following parameter are used. In that peter1138@3895: * case, nothing is applied unless *all* parameters peter1138@3895: * were specified. peter1138@3895: * B offset Offset into data from beginning of next sprite peter1138@3895: * to place where parameter is to be stored. */ peter1138@3895: peter1138@3895: /* Preload the next sprite */ peter1138@3895: uint32 pos = FioGetPos(); peter1138@3895: uint16 num = FioReadWord(); peter1138@3895: uint8 type = FioReadByte(); peter1138@3895: peter1138@3895: /* Check if the sprite is a pseudo sprite. We can't operate on real sprites. */ peter1138@3895: if (type == 0xFF) { KUDr@5609: _preload_sprite = MallocT(num); peter1138@3895: FioReadBlock(_preload_sprite, num); peter1138@3895: } peter1138@3895: peter1138@3895: /* Reset the file position to the start of the next sprite */ peter1138@3895: FioSeekTo(pos, SEEK_SET); peter1138@3895: peter1138@3895: if (type != 0xFF) { Darkvater@5380: grfmsg(2, "CfgApply: Ignoring (next sprite is real, unsupported)"); peter1138@3895: return; peter1138@3895: } peter1138@3895: peter1138@3895: /* Now perform the Action 0x06 on our data. */ peter1138@3895: buf++; peter1138@3895: peter1138@3895: for (;;) { peter1138@3895: uint i; peter1138@3895: uint param_num; peter1138@3895: uint param_size; peter1138@3895: uint offset; peter1138@3895: bool add_value; peter1138@3895: peter1138@3895: /* Read the parameter to apply. 0xFF indicates no more data to change. */ peter1138@3895: param_num = grf_load_byte(&buf); peter1138@3895: if (param_num == 0xFF) break; peter1138@3895: peter1138@3895: /* Get the size of the parameter to use. If the size covers multiple peter1138@3895: * double words, sequential parameter values are used. */ peter1138@3895: param_size = grf_load_byte(&buf); peter1138@3895: peter1138@3895: /* Bit 7 of param_size indicates we should add to the original value peter1138@3895: * instead of replacing it. */ peter1138@3895: add_value = HASBIT(param_size, 7); peter1138@3895: param_size = GB(param_size, 0, 7); peter1138@3895: peter1138@3895: /* Where to apply the data to within the pseudo sprite data. */ peter1138@3895: offset = grf_load_extended(&buf); peter1138@3895: peter1138@3895: /* If the parameter is a GRF parameter (not an internal variable) check peter1138@3895: * if it (and all further sequential parameters) has been defined. */ peter1138@3895: if (param_num < 0x80 && (param_num + (param_size - 1) / 4) >= _cur_grffile->param_end) { Darkvater@5380: grfmsg(2, "CfgApply: Ignoring (param %d not set)", (param_num + (param_size - 1) / 4)); peter1138@3895: break; peter1138@3895: } peter1138@3895: Darkvater@5380: grfmsg(8, "CfgApply: Applying %u bytes from parameter 0x%02X at offset 0x%04X", param_size, param_num, offset); peter1138@3895: peter1138@3895: for (i = 0; i < param_size; i++) { peter1138@3895: uint32 value = GetParamVal(param_num + i / 4, NULL); peter1138@3895: peter1138@3895: if (add_value) { peter1138@3895: _preload_sprite[offset + i] += GB(value, (i % 4) * 8, 8); peter1138@3895: } else { peter1138@3895: _preload_sprite[offset + i] = GB(value, (i % 4) * 8, 8); peter1138@3895: } peter1138@3895: } peter1138@3895: } peter1138@3895: } peter1138@3895: dominik@452: /* Action 0x07 */ dominik@452: /* Action 0x09 */ dominik@452: static void SkipIf(byte *buf, int len) dominik@452: { dominik@452: /* <07/09> dominik@452: * dominik@452: * B param-num dominik@452: * B param-size dominik@452: * B condition-type dominik@452: * V value dominik@452: * B num-sprites */ dominik@452: /* TODO: More params. More condition types. */ dominik@452: uint8 param; dominik@452: uint8 paramsize; dominik@452: uint8 condtype; dominik@452: uint8 numsprites; tron@2336: uint32 param_val = 0; tron@2336: uint32 cond_val = 0; peter1138@3806: uint32 mask = 0; dominik@452: bool result; Darkvater@3561: GRFLabel *label; Darkvater@3561: GRFLabel *choice = NULL; dominik@452: peter1138@5590: if (!check_length(len, 6, "SkipIf")) return; peter1138@3714: buf++; peter1138@3714: param = grf_load_byte(&buf); peter1138@3714: paramsize = grf_load_byte(&buf); peter1138@3714: condtype = grf_load_byte(&buf); dominik@452: dominik@452: if (condtype < 2) { tron@1611: /* Always 1 for bit tests, the given value should be ignored. */ dominik@452: paramsize = 1; dominik@452: } dominik@452: tron@1611: switch (paramsize) { peter1138@3806: case 4: cond_val = grf_load_dword(&buf); mask = 0xFFFFFFFF; break; peter1138@3806: case 2: cond_val = grf_load_word(&buf); mask = 0x0000FFFF; break; peter1138@3806: case 1: cond_val = grf_load_byte(&buf); mask = 0x000000FF; break; tron@1611: default: break; tron@1611: } dominik@452: peter1138@3806: if (param < 0x80 && _cur_grffile->param_end <= param) { Darkvater@5380: grfmsg(7, "Param %d undefined, skipping test", param); peter1138@3806: return; dominik@452: } dominik@452: peter1138@3806: param_val = GetParamVal(param, &cond_val); peter1138@3806: Darkvater@5380: grfmsg(7, "Test condtype %d, param 0x%08X, condval 0x%08X", condtype, param_val, cond_val); peter1138@5452: peter1138@5452: if (param == 0x88) { peter1138@5452: /* GRF ID checks */ peter1138@5452: peter1138@5452: const GRFConfig *c = GetGRFConfig(cond_val); peter1138@5452: peter1138@5452: if (condtype != 10 && c == NULL) { peter1138@5452: grfmsg(7, "GRFID 0x%08X unknown, skipping test", BSWAP32(cond_val)); peter1138@5452: return; peter1138@5234: } peter1138@5234: peter1138@5452: switch (condtype) { peter1138@5452: /* Tests 6 to 10 are only for param 0x88, GRFID checks */ peter1138@5452: case 6: /* Is GRFID active? */ peter1138@5452: result = HASBIT(c->flags, GCF_ACTIVATED); peter1138@5452: break; peter1138@5452: peter1138@5452: case 7: /* Is GRFID non-active? */ peter1138@5452: result = !HASBIT(c->flags, GCF_ACTIVATED); peter1138@5452: break; peter1138@5452: peter1138@5452: case 8: /* GRFID is not but will be active? */ peter1138@5452: result = !HASBIT(c->flags, GCF_ACTIVATED) && !HASBIT(c->flags, GCF_DISABLED); peter1138@5452: break; peter1138@5452: peter1138@5452: case 9: /* GRFID is or will be active? */ peter1138@5452: result = !HASBIT(c->flags, GCF_NOT_FOUND) && !HASBIT(c->flags, GCF_DISABLED); peter1138@5452: break; peter1138@5452: peter1138@5452: case 10: /* GRFID is not nor will be active */ peter1138@5452: /* This is the only condtype that doesn't get ignored if the GRFID is not found */ peter1138@5452: result = c == NULL || HASBIT(c->flags, GCF_DISABLED) || HASBIT(c->flags, GCF_NOT_FOUND); peter1138@5452: break; peter1138@5452: peter1138@5452: default: grfmsg(1, "Unsupported GRF test %d. Ignoring", condtype); return; peter1138@5234: } peter1138@5452: } else { peter1138@5452: /* Parameter or variable tests */ peter1138@5452: switch (condtype) { peter1138@5452: case 0: result = !!(param_val & (1 << cond_val)); peter1138@5452: break; peter1138@5452: case 1: result = !(param_val & (1 << cond_val)); peter1138@5452: break; peter1138@5452: case 2: result = (param_val & mask) == cond_val; peter1138@5452: break; peter1138@5452: case 3: result = (param_val & mask) != cond_val; peter1138@5452: break; peter1138@5452: case 4: result = (param_val & mask) < cond_val; peter1138@5452: break; peter1138@5452: case 5: result = (param_val & mask) > cond_val; peter1138@5452: break; peter1138@5452: peter1138@5452: default: grfmsg(1, "Unsupported test %d. Ignoring", condtype); return; peter1138@5234: } dominik@452: } dominik@452: pasky@1607: if (!result) { Darkvater@5380: grfmsg(2, "Not skipping sprites, test was false"); dominik@452: return; dominik@452: } dominik@452: dominik@452: numsprites = grf_load_byte(&buf); Darkvater@3561: Darkvater@3561: /* numsprites can be a GOTO label if it has been defined in the GRF Darkvater@3561: * file. The jump will always be the first matching label that follows Darkvater@3561: * the current nfo_line. If no matching label is found, the first matching Darkvater@3561: * label in the file is used. */ Darkvater@3561: for (label = _cur_grffile->label; label != NULL; label = label->next) { Darkvater@3561: if (label->label != numsprites) continue; Darkvater@3561: Darkvater@3561: /* Remember a goto before the current line */ Darkvater@3561: if (choice == NULL) choice = label; Darkvater@3561: /* If we find a label here, this is definitely good */ Darkvater@3561: if (label->nfo_line > _nfo_line) { Darkvater@3561: choice = label; Darkvater@3561: break; Darkvater@3561: } Darkvater@3561: } Darkvater@3561: Darkvater@3561: if (choice != NULL) { Darkvater@5380: grfmsg(2, "Jumping to label 0x%0X at line %d, test was true", choice->label, choice->nfo_line); Darkvater@3561: FioSeekTo(choice->pos, SEEK_SET); Darkvater@3561: _nfo_line = choice->nfo_line; Darkvater@3561: return; Darkvater@3561: } Darkvater@3561: Darkvater@5380: grfmsg(2, "Skipping %d sprites, test was true", numsprites); dominik@452: _skip_sprites = numsprites; dominik@452: if (_skip_sprites == 0) { dominik@452: /* Zero means there are no sprites to skip, so dominik@452: * we use -1 to indicate that all further dominik@452: * sprites should be skipped. */ dominik@452: _skip_sprites = -1; dominik@452: } dominik@452: } dominik@452: peter1138@5317: peter1138@5502: /* Action 0x08 (GLS_FILESCAN) */ peter1138@5502: static void ScanInfo(byte *buf, int len) peter1138@5228: { peter1138@5228: uint8 version; peter1138@5228: uint32 grfid; peter1138@5228: const char *name; peter1138@5228: const char *info; peter1138@5317: int name_len; peter1138@5317: int info_len; peter1138@5228: peter1138@5590: if (!check_length(len, 8, "Info")) return; buf++; peter1138@5228: version = grf_load_byte(&buf); peter1138@5228: grfid = grf_load_dword(&buf); peter1138@5228: peter1138@5228: _cur_grfconfig->grfid = grfid; peter1138@5317: peter1138@5329: /* GRF IDs starting with 0xFF are reserved for internal TTDPatch use */ peter1138@5329: if (GB(grfid, 24, 8) == 0xFF) SETBIT(_cur_grfconfig->flags, GCF_SYSTEM); peter1138@5329: peter1138@5317: len -= 6; peter1138@5317: name = (const char*)buf; peter1138@5317: name_len = ttd_strnlen(name, len); peter1138@5317: peter1138@5317: if (name_len < len) { peter1138@5317: _cur_grfconfig->name = TranslateTTDPatchCodes(name); peter1138@5317: peter1138@5317: len -= name_len + 1; peter1138@5317: info = name + name_len + 1; peter1138@5317: info_len = ttd_strnlen(info, len); peter1138@5317: Darkvater@5413: if (info_len < len) _cur_grfconfig->info = TranslateTTDPatchCodes(info); peter1138@5317: } peter1138@5329: peter1138@5329: /* GLS_INFOSCAN only looks for the action 8, so we can skip the rest of the file */ peter1138@5228: _skip_sprites = -1; peter1138@5228: } peter1138@5228: peter1138@3640: /* Action 0x08 */ dominik@452: static void GRFInfo(byte *buf, int len) dominik@452: { dominik@452: /* <08> dominik@452: * dominik@452: * B version newgrf version, currently 06 dominik@452: * 4*B grf-id globally unique ID of this .grf file dominik@452: * S name name of this .grf set dominik@452: * S info string describing the set, and e.g. author and copyright */ dominik@452: /* TODO: Check version. (We should have own versioning done somehow.) */ dominik@452: uint8 version; dominik@452: uint32 grfid; tron@1329: const char *name; dominik@452: peter1138@5590: if (!check_length(len, 8, "GRFInfo")) return; buf++; Darkvater@3712: version = grf_load_byte(&buf); Darkvater@3711: grfid = grf_load_dword(&buf); Darkvater@3711: name = (const char*)buf; dominik@452: dominik@452: _cur_grffile->grfid = grfid; peter1138@3640: _cur_grffile->grf_version = version; peter1138@5234: SETBIT(_cur_grfconfig->flags, GCF_ACTIVATED); dominik@452: Darkvater@3711: /* Do swap the GRFID for displaying purposes since people expect that */ Darkvater@5380: DEBUG(grf, 1, "Loaded GRFv%d set %08lX - %s", version, BSWAP32(grfid), name); dominik@452: } dominik@452: peter1138@3640: /* Action 0x0A */ dominik@452: static void SpriteReplace(byte *buf, int len) dominik@452: { dominik@452: /* <0A> [ ...] dominik@452: * : dominik@452: * dominik@452: * B num-sets How many sets of sprites to replace. dominik@452: * Each set: dominik@452: * B num-sprites How many sprites are in this set dominik@452: * W first-sprite First sprite number to replace */ dominik@452: uint8 num_sets; tron@2342: uint i; dominik@452: dominik@452: buf++; /* skip action byte */ dominik@452: num_sets = grf_load_byte(&buf); dominik@452: tron@2342: for (i = 0; i < num_sets; i++) { tron@2342: uint8 num_sprites = grf_load_byte(&buf); tron@2342: uint16 first_sprite = grf_load_word(&buf); tron@2342: uint j; dominik@452: Darkvater@5380: grfmsg(2, "SpriteReplace: [Set %d] Changing %d sprites, beginning with %d", tron@2342: i, num_sprites, first_sprite tron@2342: ); dominik@452: tron@2342: for (j = 0; j < num_sprites; j++) { tron@2342: LoadNextSprite(first_sprite + j, _file_index); // XXX peter1138@3557: _nfo_line++; dominik@452: } dominik@452: } dominik@452: } dominik@452: peter1138@3715: /* Action 0x0B */ dominik@452: static void GRFError(byte *buf, int len) dominik@452: { dominik@452: /* <0B> [ 00] [] 00 [] dominik@452: * dominik@452: * B severity 00: notice, contine loading grf file dominik@452: * 01: warning, continue loading grf file dominik@452: * 02: error, but continue loading grf file, and attempt dominik@452: * loading grf again when loading or starting next game dominik@452: * 03: error, abort loading and prevent loading again in dominik@452: * the future (only when restarting the patch) dominik@452: * B language-id see action 4, use 1F for built-in error messages dominik@452: * B message-id message to show, see below dominik@452: * S message for custom messages (message-id FF), text of the message dominik@452: * not present for built-in messages. dominik@452: * V data additional data for built-in (or custom) messages dominik@452: * B parnum see action 6, only used with built-in message 03 */ dominik@452: /* TODO: For now we just show the message, sometimes incomplete and never translated. */ dominik@452: Darkvater@5379: static const char *const msgstr[] = { Darkvater@5379: "%sRequires at least pseudo-TTDPatch version %s", Darkvater@5379: "%sThis file is for %s version of TTD", Darkvater@5379: "%sDesigned to be used with %s", Darkvater@5379: "%sInvalid parameter %s", Darkvater@5379: "%sMust be loaded before %s", Darkvater@5379: "%sMust be loaded after %s", Darkvater@5379: "%s%s" dominik@452: }; Darkvater@5379: Darkvater@5379: static const char *const sevstr[] = { Darkvater@5379: "", Darkvater@5379: "Warning: ", Darkvater@5379: "Error: ", Darkvater@5379: "Fatal: ", Darkvater@5379: }; Darkvater@5379: uint8 sevid; dominik@452: uint8 msgid; dominik@452: peter1138@5590: if (!check_length(len, 6, "GRFError")) return; Darkvater@5379: sevid = buf[1]; dominik@452: msgid = buf[3]; dominik@452: dominik@452: // Undocumented TTDPatch feature. Darkvater@5379: if (!HASBIT(sevid, 7) && _cur_stage < GLS_ACTIVATION) { Darkvater@5379: grfmsg(7, "Skipping non-fatal GRFError in stage 1"); dominik@452: return; peter1138@3588: } Darkvater@5379: Darkvater@5379: sevid = GB(sevid, 0, 2); Darkvater@5382: grfmsg(0, msgstr[(msgid == 0xFF) ? lengthof(msgstr) - 1 : msgid], sevstr[sevid], &buf[4]); dominik@452: } dominik@452: peter1138@3715: /* Action 0x0C */ dominik@452: static void GRFComment(byte *buf, int len) dominik@452: { dominik@452: /* <0C> [] dominik@452: * dominik@452: * V ignored Anything following the 0C is ignored */ Darkvater@3561: Darkvater@3561: static char comment[256]; Darkvater@3561: if (len == 1) return; Darkvater@3561: peter1138@3571: ttd_strlcpy(comment, (char*)(buf + 1), minu(sizeof(comment), len)); Darkvater@5380: grfmsg(2, "GRFComment: %s", comment); dominik@452: } dominik@452: peter1138@5525: /* Action 0x0D (GLS_SAFETYSCAN) */ peter1138@5525: static void SafeParamSet(byte *buf, int len) peter1138@5525: { peter1138@5525: uint8 target; peter1138@5525: peter1138@5590: if (!check_length(len, 5, "SafeParamSet")) return; peter1138@5525: buf++; peter1138@5525: target = grf_load_byte(&buf); peter1138@5525: peter1138@5525: /* Only writing GRF parameters is considered safe */ peter1138@5525: if (target < 0x80) return; peter1138@5525: peter1138@5525: /* GRM could be unsafe, but as here it can only happen after other GRFs peter1138@5525: * are loaded, it should be okay. If the GRF tried to use the slots it peter1138@5525: * reserved, it would be marked unsafe anyway. GRM for (e.g. bridge) peter1138@5525: * sprites is considered safe. */ peter1138@5525: peter1138@5525: SETBIT(_cur_grfconfig->flags, GCF_UNSAFE); peter1138@5525: peter1138@5525: /* Skip remainder of GRF */ peter1138@5525: _skip_sprites = -1; peter1138@5525: } peter1138@5525: dominik@452: /* Action 0x0D */ dominik@452: static void ParamSet(byte *buf, int len) dominik@452: { dominik@452: /* <0D> [] dominik@452: * dominik@452: * B target parameter number where result is stored dominik@452: * B operation operation to perform, see below dominik@452: * B source1 first source operand dominik@452: * B source2 second source operand dominik@452: * D data data to use in the calculation, not necessary dominik@452: * if both source1 and source2 refer to actual parameters dominik@452: * dominik@452: * Operations dominik@452: * 00 Set parameter equal to source1 dominik@452: * 01 Addition, source1 + source2 dominik@452: * 02 Subtraction, source1 - source2 dominik@452: * 03 Unsigned multiplication, source1 * source2 (both unsigned) dominik@452: * 04 Signed multiplication, source1 * source2 (both signed) dominik@452: * 05 Unsigned bit shift, source1 by source2 (source2 taken to be a dominik@452: * signed quantity; left shift if positive and right shift if dominik@452: * negative, source1 is unsigned) dominik@452: * 06 Signed bit shift, source1 by source2 dominik@452: * (source2 like in 05, and source1 as well) dominik@452: */ dominik@452: dominik@452: byte target; dominik@452: byte oper; tron@2345: uint32 src1; tron@2345: uint32 src2; tron@2345: uint32 data = 0; tron@2345: uint32 res; dominik@452: peter1138@5590: if (!check_length(len, 5, "ParamSet")) return; dominik@452: buf++; dominik@452: target = grf_load_byte(&buf); dominik@452: oper = grf_load_byte(&buf); dominik@452: src1 = grf_load_byte(&buf); dominik@452: src2 = grf_load_byte(&buf); dominik@452: tron@2345: if (len >= 8) data = grf_load_dword(&buf); dominik@452: dominik@452: /* You can add 80 to the operation to make it apply only if the target dominik@452: * is not defined yet. In this respect, a parameter is taken to be dominik@452: * defined if any of the following applies: dominik@452: * - it has been set to any value in the newgrf(w).cfg parameter list dominik@452: * - it OR A PARAMETER WITH HIGHER NUMBER has been set to any value by dominik@452: * an earlier action D */ dominik@452: if (oper & 0x80) { peter1138@3807: if (target < 0x80 && target < _cur_grffile->param_end) { Darkvater@5380: grfmsg(7, "Param %u already defined, skipping", target); dominik@452: return; peter1138@3807: } peter1138@3807: peter1138@3807: oper &= 0x7F; dominik@452: } dominik@452: peter1138@3808: if (src2 == 0xFE) { peter1138@3808: if (GB(data, 0, 8) == 0xFF) { peter1138@3808: if (data == 0x0000FFFF) { peter1138@3808: /* Patch variables */ Darkvater@5380: grfmsg(2, "ParamSet: Reading Patch variables unsupported"); peter1138@3808: return; peter1138@3808: } else { peter1138@3808: /* GRF Resource Management */ peter1138@5225: if (_cur_stage != GLS_ACTIVATION) { peter1138@4961: /* Ignore GRM during initialization */ peter1138@4961: src1 = 0; peter1138@4961: } else { peter1138@4961: uint8 op = src1; peter1138@4961: uint8 feature = GB(data, 8, 8); peter1138@4961: uint16 count = GB(data, 16, 16); peter1138@4961: peter1138@4961: switch (feature) { peter1138@4961: case 0x00: /* Trains */ peter1138@4961: case 0x01: /* Road Vehicles */ peter1138@4961: case 0x02: /* Ships */ peter1138@4961: case 0x03: /* Aircraft */ peter1138@4961: { peter1138@4961: uint start = 0; peter1138@4961: uint size = 0; peter1138@4961: uint shift = _vehshifts[feature]; peter1138@4964: int i; peter1138@4961: peter1138@4961: if (op == 6) { peter1138@4961: /* Return GRFID of set that reserved ID */ peter1138@4961: src1 = _grm_engines[shift + _cur_grffile->param[target]]; peter1138@4961: break; peter1138@4961: } peter1138@4961: peter1138@4961: /* With an operation of 2 or 3, we want to reserve a specific block of IDs */ peter1138@4961: if (op == 2 || op == 3) start = _cur_grffile->param[target]; peter1138@4961: peter1138@4961: for (i = start; i < _vehcounts[feature]; i++) { peter1138@4961: if (_grm_engines[shift + i] == 0) { peter1138@4961: size++; peter1138@4961: } else { peter1138@4961: if (op == 2 || op == 3) break; peter1138@4961: start = i + 1; peter1138@4961: size = 0; peter1138@4961: } peter1138@4961: peter1138@4961: if (size == count) break; peter1138@4961: } peter1138@4961: peter1138@4961: if (size == count) { peter1138@4961: /* Got the slot... */ peter1138@4961: if (op == 0 || op == 3) { Darkvater@5380: grfmsg(2, "GRM: Reserving %d vehicles at %d", count, start); peter1138@4961: for (i = 0; i < count; i++) _grm_engines[shift + start + i] = _cur_grffile->grfid; peter1138@4961: } peter1138@4961: src1 = start; peter1138@4961: } else { peter1138@4961: /* Unable to allocate */ peter1138@4961: if (op != 4 && op != 5) { peter1138@4961: /* Deactivate GRF */ Darkvater@5380: grfmsg(0, "GRM: Unable to allocate %d vehicles, deactivating", count); peter1138@5234: SETBIT(_cur_grfconfig->flags, GCF_DISABLED); peter1138@5234: CLRBIT(_cur_grfconfig->flags, GCF_ACTIVATED); peter1138@5011: peter1138@5011: _skip_sprites = -1; peter1138@4961: return; peter1138@4961: } peter1138@4961: Darkvater@5380: grfmsg(1, "GRM: Unable to allocate %d vehicles", count); rubidium@5587: src1 = UINT_MAX; peter1138@4961: } peter1138@4961: break; peter1138@4961: } peter1138@4961: peter1138@4961: case 0x08: /* General sprites */ peter1138@4961: switch (op) { peter1138@4961: case 0: peter1138@5889: /* Check if the allocated sprites will fit below the original sprite limit */ peter1138@5889: if (_cur_spriteid + count >= 16384) { peter1138@5889: grfmsg(0, "GRM: Unable to allocate %d sprites; try changing NewGRF order", count); peter1138@5889: SETBIT(_cur_grfconfig->flags, GCF_DISABLED); peter1138@5889: CLRBIT(_cur_grfconfig->flags, GCF_ACTIVATED); peter1138@5889: peter1138@5889: _skip_sprites = -1; peter1138@5889: return; peter1138@5889: } peter1138@5889: peter1138@4961: /* 'Reserve' space at the current sprite ID */ peter1138@4961: src1 = _cur_spriteid; peter1138@4961: _cur_spriteid += count; peter1138@4961: break; peter1138@4961: peter1138@4961: case 1: peter1138@4961: src1 = _cur_spriteid; peter1138@4961: break; peter1138@4961: peter1138@4961: default: Darkvater@5380: grfmsg(1, "GRM: Unsupported operation %d for general sprites", op); peter1138@4961: return; peter1138@4961: } peter1138@4961: break; peter1138@4961: Darkvater@5380: default: grfmsg(1, "GRM: Unsupported feature 0x%X", feature); return; peter1138@4961: } peter1138@4961: } peter1138@3808: } peter1138@3808: } else { peter1138@3808: /* Read another GRF File's parameter */ peter1138@3808: const GRFFile *file = GetFileByGRFID(data); peter1138@3808: if (file == NULL || src1 >= file->param_end) { peter1138@3808: src1 = 0; peter1138@3808: } else { peter1138@3808: src1 = file->param[src1]; peter1138@3808: } peter1138@3808: } dominik@452: } else { peter1138@3808: /* The source1 and source2 operands refer to the grf parameter number peter1138@3808: * like in action 6 and 7. In addition, they can refer to the special peter1138@3808: * variables available in action 7, or they can be FF to use the value peter1138@3808: * of . If referring to parameters that are undefined, a value peter1138@3808: * of 0 is used instead. */ peter1138@3811: src1 = (src1 == 0xFF) ? data : GetParamVal(src1, NULL); peter1138@3811: src2 = (src2 == 0xFF) ? data : GetParamVal(src2, NULL); dominik@452: } dominik@452: dominik@452: /* TODO: You can access the parameters of another GRF file by using dominik@452: * source2=FE, source1=the other GRF's parameter number and data=GRF dominik@452: * ID. This is only valid with operation 00 (set). If the GRF ID dominik@452: * cannot be found, a value of 0 is used for the parameter value dominik@452: * instead. */ dominik@452: dominik@452: switch (oper) { dominik@452: case 0x00: tron@2345: res = src1; dominik@452: break; tron@2345: tron@2345: case 0x01: tron@2345: res = src1 + src2; dominik@452: break; tron@2345: tron@2345: case 0x02: tron@2345: res = src1 - src2; tron@2345: break; tron@2345: dominik@452: case 0x03: tron@2345: res = src1 * src2; dominik@452: break; tron@2345: dominik@452: case 0x04: tron@2345: res = (int32)src1 * (int32)src2; dominik@452: break; tron@2345: dominik@452: case 0x05: tron@4077: if ((int32)src2 < 0) { tron@2345: res = src1 >> -(int32)src2; tron@4077: } else { tron@2345: res = src1 << src2; tron@4077: } dominik@452: break; tron@2345: dominik@452: case 0x06: tron@4077: if ((int32)src2 < 0) { tron@2345: res = (int32)src1 >> -(int32)src2; tron@4077: } else { tron@2345: res = (int32)src1 << src2; tron@4077: } dominik@452: break; tron@2345: peter1138@2442: case 0x07: /* Bitwise AND */ peter1138@2442: res = src1 & src2; peter1138@2442: break; peter1138@2442: peter1138@2442: case 0x08: /* Bitwise OR */ peter1138@2442: res = src1 | src2; peter1138@2442: break; peter1138@2442: peter1138@2442: case 0x09: /* Unsigned division */ peter1138@2442: if (src2 == 0) { peter1138@2442: res = src1; peter1138@2442: } else { peter1138@2442: res = src1 / src2; peter1138@2442: } peter1138@2442: break; peter1138@2442: peter1138@2442: case 0x0A: /* Signed divison */ peter1138@2442: if (src2 == 0) { peter1138@2442: res = src1; peter1138@2442: } else { peter1138@2442: res = (int32)src1 / (int32)src2; peter1138@2442: } peter1138@2442: break; peter1138@2442: peter1138@2442: case 0x0B: /* Unsigned modulo */ peter1138@2442: if (src2 == 0) { peter1138@2442: res = src1; peter1138@2442: } else { peter1138@2442: res = src1 % src2; peter1138@2442: } peter1138@2442: break; peter1138@2442: peter1138@2442: case 0x0C: /* Signed modulo */ peter1138@2442: if (src2 == 0) { peter1138@2442: res = src1; peter1138@2442: } else { peter1138@2442: res = (int32)src1 % (int32)src2; peter1138@2442: } peter1138@2442: break; peter1138@2442: Darkvater@5380: default: grfmsg(0, "ParamSet: Unknown operation %d, skipping", oper); return; tron@2345: } tron@2345: tron@2345: switch (target) { tron@2345: case 0x8E: // Y-Offset for train sprites tron@2345: _traininfo_vehicle_pitch = res; tron@2345: break; tron@2345: tron@2345: // TODO implement tron@2345: case 0x8F: // Rail track type cost factors tron@2345: case 0x93: // Tile refresh offset to left tron@2345: case 0x94: // Tile refresh offset to right tron@2345: case 0x95: // Tile refresh offset upwards tron@2345: case 0x96: // Tile refresh offset downwards tron@2345: case 0x97: // Snow line height tron@2345: case 0x99: // Global ID offset Darkvater@5380: grfmsg(7, "ParamSet: Skipping unimplemented target 0x%02X", target); tron@2345: break; tron@2345: peter1138@3814: case 0x9E: /* Miscellaneous GRF features */ peter1138@3814: _misc_grf_features = res; peter1138@3845: /* Set train list engine width */ peter1138@3845: _traininfo_vehicle_width = HASBIT(res, 3) ? 32 : 29; peter1138@3814: break; peter1138@3814: tron@2345: default: tron@2345: if (target < 0x80) { tron@2345: _cur_grffile->param[target] = res; tron@2345: if (target + 1U > _cur_grffile->param_end) _cur_grffile->param_end = target + 1; tron@2345: } else { Darkvater@5380: grfmsg(7, "ParamSet: Skipping unknown target 0x%02X", target); tron@2345: } tron@2345: break; dominik@452: } dominik@452: } dominik@452: peter1138@5502: /* Action 0x0E (GLS_SAFETYSCAN) */ peter1138@5502: static void SafeGRFInhibit(byte *buf, int len) peter1138@5502: { peter1138@5502: /* <0E> peter1138@5502: * peter1138@5502: * B num Number of GRFIDs that follow peter1138@5502: * D grfids GRFIDs of the files to deactivate */ peter1138@5502: peter1138@5502: byte num; peter1138@5502: int i; peter1138@5502: peter1138@5590: if (!check_length(len, 1, "GRFInhibit")) return; peter1138@5502: buf++, len--; peter1138@5502: num = grf_load_byte(&buf); len--; peter1138@5590: if (!check_length(len, 4 * num, "GRFInhibit")) return; peter1138@5502: peter1138@5502: for (i = 0; i < num; i++) { peter1138@5502: uint32 grfid = grf_load_dword(&buf); peter1138@5502: peter1138@5502: /* GRF is unsafe it if tries to deactivate other GRFs */ peter1138@5502: if (grfid != _cur_grfconfig->grfid) { peter1138@5502: SETBIT(_cur_grfconfig->flags, GCF_UNSAFE); peter1138@5502: peter1138@5502: /* Skip remainder of GRF */ peter1138@5502: _skip_sprites = -1; peter1138@5502: peter1138@5502: return; peter1138@5502: } peter1138@5502: } peter1138@5502: } peter1138@5502: peter1138@3715: /* Action 0x0E */ dominik@452: static void GRFInhibit(byte *buf, int len) dominik@452: { dominik@452: /* <0E> dominik@452: * dominik@452: * B num Number of GRFIDs that follow dominik@452: * D grfids GRFIDs of the files to deactivate */ dominik@452: dominik@452: byte num; dominik@452: int i; dominik@452: peter1138@5590: if (!check_length(len, 1, "GRFInhibit")) return; dominik@452: buf++, len--; dominik@452: num = grf_load_byte(&buf); len--; peter1138@5590: if (!check_length(len, 4 * num, "GRFInhibit")) return; dominik@452: dominik@452: for (i = 0; i < num; i++) { dominik@452: uint32 grfid = grf_load_dword(&buf); peter1138@5333: GRFConfig *file = GetGRFConfig(grfid); dominik@452: dominik@452: /* Unset activation flag */ peter1138@5369: if (file != NULL && file != _cur_grfconfig) { Darkvater@5380: grfmsg(2, "GRFInhibit: Deactivating file '%s'", file->filename); peter1138@5333: SETBIT(file->flags, GCF_DISABLED); peter1138@5333: CLRBIT(file->flags, GCF_ACTIVATED); dominik@452: } dominik@452: } dominik@452: } dominik@452: peter1138@3715: /* Action 0x10 */ Darkvater@3561: static void DefineGotoLabel(byte *buf, int len) Darkvater@3561: { Darkvater@3561: /* <10>