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" peter1138@2478: #include "bridge.h" peter1138@2506: #include "economy.h" peter1138@2962: #include "newgrf_engine.h" dominik@452: 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: uint16 _custom_sprites_base; tron@2342: static int _skip_sprites; // XXX tron@2342: static uint _file_index; // XXX dominik@452: extern int _traininfo_vehicle_pitch; dominik@452: tron@2340: static GRFFile *_cur_grffile; tron@1477: GRFFile *_first_grffile; dominik@452: static int _cur_spriteid; dominik@452: static int _cur_stage; peter1138@2849: static int nfo_line; dominik@452: dominik@452: /* 32 * 8 = 256 flags. Apparently TTDPatch uses this many.. */ dominik@452: static uint32 _ttdpatch_flags[8]; dominik@452: dominik@452: 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@2506: GSF_GLOBALVAR, tron@1477: } grfspec_feature; dominik@452: dominik@452: dominik@452: typedef void (*SpecialSpriteHandler)(byte *buf, int len); dominik@452: dominik@452: 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: dominik@452: 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@2611: static uint16 cargo_allowed[TOTAL_NUM_ENGINES]; peter1138@2611: static uint16 cargo_disallowed[TOTAL_NUM_ENGINES]; dominik@452: dominik@452: /* Debugging messages policy: dominik@452: * dominik@452: * These should be the severities used for direct DEBUG() calls dominik@452: * (there is room for exceptions, but you have to have a good cause): dominik@452: * dominik@452: * 0..2 - dedicated to grfmsg() dominik@452: * 3 dominik@452: * 4 dominik@452: * 5 dominik@452: * 6 - action handler entry reporting - one per action dominik@452: * 7 - basic action progress reporting - in loops, only single one allowed dominik@452: * 8 - more detailed progress reporting - less important stuff, in deep loops etc dominik@452: * 9 - extremely detailed progress reporting - detailed reports inside of deep loops and so dominik@452: */ dominik@452: dominik@452: tron@1477: typedef enum grfmsg_severity { dominik@452: GMS_NOTICE, dominik@452: GMS_WARN, dominik@452: GMS_ERROR, dominik@452: GMS_FATAL, tron@1477: } grfmsg_severity; dominik@452: tron@1477: static void CDECL grfmsg(grfmsg_severity severity, const char *str, ...) dominik@452: { tron@1477: static const char* const severitystr[] = { tron@1477: "Notice", tron@1477: "Warning", tron@1477: "Error", tron@1477: "Fatal" tron@1477: }; dominik@452: int export_severity = 0; 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: dominik@452: export_severity = 2 - (severity == GMS_FATAL ? 2 : severity); peter1138@2849: DEBUG(grf, export_severity) ("[%s:%d][%s] %s", _cur_grffile->filename, nfo_line, severitystr[severity], buf); dominik@452: } dominik@452: dominik@452: dominik@452: #define check_length(real, wanted, where) \ dominik@452: do { \ dominik@452: if (real < wanted) { \ peter1138@2849: grfmsg(GMS_ERROR, "%s: Invalid special sprite length %d (expected %d)!", \ peter1138@2849: where, real, wanted); \ dominik@452: return; \ dominik@452: } \ dominik@452: } while (0) dominik@452: 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: { dominik@452: uint16 val; dominik@452: byte *p = *buf; dominik@452: val = p[0]; dominik@452: val |= p[1] << 8; dominik@452: *buf = p + 2; dominik@452: return val; 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: { dominik@452: uint32 val; dominik@452: byte *p = *buf; dominik@452: val = p[0]; dominik@452: val |= p[1] << 8; dominik@452: val |= p[2] << 16; dominik@452: val |= p[3] << 24; dominik@452: *buf = p + 4; dominik@452: return val; dominik@452: } dominik@452: 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; dominik@452: rvi->flags &= ~2; dominik@452: } else { dominik@452: ei->unk2 |= 0x80; dominik@452: rvi->flags |= 2; 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@3026: case 0x05: // Track type dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 tracktype = grf_load_byte(&buf); dominik@452: peter1138@3026: switch (tracktype) { peter1138@3026: case 0: ei[i].railtype = RAILTYPE_RAIL; break; peter1138@3026: case 1: ei[i].railtype = RAILTYPE_MONO; break; peter1138@3026: case 2: ei[i].railtype = RAILTYPE_MAGLEV; break; peter1138@3026: default: peter1138@3026: grfmsg(GMS_WARN, "RailVehicleChangeInfo: Invalid track type %d specified, ignoring.", tracktype); peter1138@3026: break; peter1138@3026: } dominik@452: } peter1138@3026: break; peter1138@3026: hackykid@1908: case 0x08: { /* AI passenger service */ dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_byte(&buf); dominik@452: } dominik@452: ret = true; hackykid@1908: } break; hackykid@1908: case 0x09: { /* Speed */ 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: } hackykid@1908: } break; hackykid@1908: case 0x0B: { /* Power */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint16 power = grf_load_word(&buf); dominik@452: tron@3033: if (rvi[i].flags & RVI_MULTIHEAD) power /= 2; hackykid@1894: dominik@452: rvi[i].power = power; dominik@452: dewagonize(power, engine + i); dominik@452: } hackykid@1908: } break; hackykid@1908: case 0x0D: { /* Running cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 runcostfact = grf_load_byte(&buf); dominik@452: tron@3033: if (rvi[i].flags & RVI_MULTIHEAD) runcostfact /= 2; peter1138@2836: dominik@452: rvi[i].running_cost_base = runcostfact; dominik@452: } hackykid@1908: } break; hackykid@1908: 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; dominik@452: } dominik@452: } hackykid@1908: } break; hackykid@1908: 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: } hackykid@1908: } break; hackykid@1908: case 0x13: { /* Dual-headed */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 dual = grf_load_byte(&buf); dominik@452: dominik@452: if (dual != 0) { peter1138@2836: if (!(rvi[i].flags & RVI_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: } hackykid@1894: rvi[i].flags |= RVI_MULTIHEAD; dominik@452: } else { peter1138@2836: if (rvi[i].flags & RVI_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: } hackykid@1894: rvi[i].flags &= ~RVI_MULTIHEAD; dominik@452: } dominik@452: } hackykid@1908: } break; hackykid@1908: case 0x14: { /* Cargo capacity */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 capacity = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].capacity = capacity; dominik@452: } hackykid@1908: } break; hackykid@1908: 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 { peter1138@2846: grfmsg(GMS_NOTICE, "RailVehicleChangeInfo: Invalid cargo type %d, ignoring.", ctype); peter1138@2846: } dominik@452: } hackykid@1908: } break; hackykid@1908: case 0x16: { /* Weight */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 weight = grf_load_byte(&buf); dominik@452: peter1138@2542: SB(rvi[i].weight, 0, 8, weight); dominik@452: } hackykid@1908: } break; hackykid@1908: case 0x17: { /* Cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 cfactor = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].base_cost = cfactor; dominik@452: } hackykid@1908: } break; peter1138@3023: peter1138@3023: case 0x18: // AI rank dominik@452: FOR_EACH_OBJECT { peter1138@3023: rvi[i].ai_rank = grf_load_byte(&buf); dominik@452: } peter1138@3023: break; peter1138@3023: dominik@452: 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; tron@3033: } else if (traction <= 0x41) { dominik@452: engclass = 2; tron@3033: } else { dominik@452: break; tron@3033: } dominik@452: dominik@452: rvi[i].engclass = engclass; dominik@452: } hackykid@1908: } break; peter1138@2971: 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 { peter1138@2971: grfmsg(GMS_NOTICE, "RailVehicleChangeInfo: Invalid train engine ID %d, ignoring.", pos); peter1138@2971: } peter1138@2971: } peter1138@2971: break; peter1138@2971: hackykid@1908: case 0x1B: { /* Powered wagons power bonus */ hackykid@1908: FOR_EACH_OBJECT { hackykid@1908: uint16 wag_power = grf_load_word(&buf); hackykid@1908: hackykid@1908: rvi[i].pow_wag_power = wag_power; hackykid@1908: } hackykid@1908: } break; hackykid@1908: case 0x1D: { /* Refit cargo */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint32 refit_mask = grf_load_dword(&buf); dominik@452: peter1138@2611: _engine_info[engine + i].refit_mask = refit_mask; dominik@452: } hackykid@1908: } break; hackykid@1908: case 0x1E: { /* Callback */ hackykid@1895: FOR_EACH_OBJECT { hackykid@1895: byte callbacks = grf_load_byte(&buf); hackykid@1922: hackykid@1895: rvi[i].callbackmask = callbacks; hackykid@1895: } hackykid@1908: } break; hackykid@1922: case 0x21: { /* Shorter vehicle */ hackykid@1922: FOR_EACH_OBJECT { hackykid@1922: byte shorten_factor = grf_load_byte(&buf); hackykid@1922: hackykid@1922: rvi[i].shorten_factor = shorten_factor; hackykid@1922: } hackykid@1922: } break; hackykid@1908: case 0x22: { /* Visual effect */ hackykid@1908: // see note in engine.h about rvi->visual_effect hackykid@1908: FOR_EACH_OBJECT { hackykid@1908: byte visual = grf_load_byte(&buf); hackykid@1908: hackykid@1908: rvi[i].visual_effect = visual; hackykid@1908: } hackykid@1908: } break; hackykid@1908: case 0x23: { /* Powered wagons weight bonus */ hackykid@1908: FOR_EACH_OBJECT { hackykid@1908: byte wag_weight = grf_load_byte(&buf); hackykid@1908: hackykid@1908: rvi[i].pow_wag_weight = wag_weight; hackykid@1908: } hackykid@1908: } break; peter1138@2542: 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) { peter1138@2542: grfmsg(GMS_NOTICE, "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@2542: } break; peter1138@2611: case 0x28: { /* Cargo classes allowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_allowed[engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; peter1138@2611: case 0x29: { /* Cargo classes disallowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_disallowed[engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; dominik@452: /* TODO */ dominik@452: /* Fall-through for unimplemented one byte long properties. */ dominik@452: case 0x1C: /* Refit cost */ dominik@452: case 0x1F: /* Tractive effort */ orudge@1871: case 0x20: /* Air drag */ orudge@1872: case 0x25: /* User-defined bit mask to set when checking veh. var. 42 */ orudge@1872: case 0x26: /* Retire vehicle early */ peter1138@2935: case 0x27: /* Miscellaneous flags */ orudge@1872: { dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_byte(&buf); dominik@452: } dominik@452: ret = true; dominik@452: } break; dominik@452: default: dominik@452: ret = true; 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: { 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) { hackykid@1908: case 0x08: { /* Speed */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 speed = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].max_speed = speed; // ?? units dominik@452: } hackykid@1968: } break; hackykid@1908: case 0x09: { /* Running cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 runcost = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].running_cost = runcost; dominik@452: } hackykid@1968: } break; hackykid@1908: case 0x0A: { /* Running cost base */ dominik@452: /* TODO: I have no idea. --pasky */ dominik@452: FOR_EACH_OBJECT { hackykid@1968: grf_load_dword(&buf); dominik@452: } dominik@452: ret = true; hackykid@1908: } break; hackykid@1908: 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: } hackykid@1968: } break; hackykid@1908: case 0x0F: { /* Cargo capacity */ dominik@452: FOR_EACH_OBJECT { hackykid@1968: uint16 capacity = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].capacity = capacity; dominik@452: } hackykid@1968: } break; dominik@452: 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 { peter1138@2846: grfmsg(GMS_NOTICE, "RoadVehicleChangeInfo: Invalid cargo type %d, ignoring.", cargo); peter1138@2846: } dominik@452: } hackykid@1968: } break; hackykid@1908: case 0x11: { /* Cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 cost_factor = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].base_cost = cost_factor; // ?? is it base_cost? dominik@452: } hackykid@1968: } break; hackykid@1908: case 0x12: { /* SFX */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 sfx = grf_load_byte(&buf); dominik@452: dominik@452: rvi[i].sfx = sfx; dominik@452: } hackykid@1968: } break; dominik@452: case 0x13: /* Power in 10hp */ dominik@452: case 0x14: /* Weight in 1/4 tons */ dominik@452: 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 */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_byte(&buf); dominik@452: } dominik@452: ret = true; dominik@452: break; hackykid@1968: case 0x16: { /* Cargos available for refitting */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint32 refit_mask = grf_load_dword(&buf); dominik@452: peter1138@2611: _engine_info[ROAD_ENGINES_INDEX + engine + i].refit_mask = refit_mask; peter1138@2611: } peter1138@2611: } break; peter1138@3006: peter1138@3006: case 0x17: // Callback mask peter1138@3006: FOR_EACH_OBJECT { peter1138@3006: rvi[i].callbackmask = grf_load_byte(&buf); peter1138@3006: } peter1138@3006: break; peter1138@3006: peter1138@2611: case 0x1D: { /* Cargo classes allowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_allowed[ROAD_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; peter1138@2611: case 0x1E: { /* Cargo classes disallowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_disallowed[ROAD_ENGINES_INDEX + engine + i] = grf_load_word(&buf); dominik@452: } hackykid@1968: } break; dominik@452: case 0x18: /* Tractive effort */ orudge@1872: case 0x19: /* Air drag */ orudge@1872: case 0x1A: /* Refit cost */ orudge@1872: case 0x1B: /* Retire vehicle early */ peter1138@2611: case 0x1C: /* Miscellaneous flags */ orudge@1872: { dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_byte(&buf); dominik@452: } dominik@452: ret = true; dominik@452: break; orudge@1873: } dominik@452: default: dominik@452: ret = true; 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: { 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) { dominik@452: 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: } dominik@452: } break; dominik@452: case 0x09: { /* Refittable */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 refittable = grf_load_byte(&buf); dominik@452: dominik@452: svi[i].refittable = refittable; dominik@452: } dominik@452: } break; dominik@452: case 0x0A: { /* Cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 cost_factor = grf_load_byte(&buf); dominik@452: dominik@452: svi[i].base_cost = cost_factor; // ?? is it base_cost? dominik@452: } dominik@452: } break; dominik@452: case 0x0B: { /* Speed */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 speed = grf_load_byte(&buf); dominik@452: dominik@452: svi[i].max_speed = speed; // ?? units dominik@452: } dominik@452: } break; dominik@452: 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 { peter1138@2846: grfmsg(GMS_NOTICE, "ShipVehicleChangeInfo: Invalid cargo type %d, ignoring.", cargo); peter1138@2846: } dominik@452: } dominik@452: } break; dominik@452: case 0x0D: { /* Cargo capacity */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint16 capacity = grf_load_word(&buf); dominik@452: dominik@452: svi[i].capacity = capacity; dominik@452: } dominik@452: } break; dominik@452: case 0x0F: { /* Running cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 runcost = grf_load_byte(&buf); dominik@452: dominik@452: svi[i].running_cost = runcost; dominik@452: } dominik@452: } break; dominik@452: case 0x10: { /* SFX */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 sfx = grf_load_byte(&buf); dominik@452: dominik@452: svi[i].sfx = sfx; dominik@452: } dominik@452: } break; dominik@452: case 0x11: { /* Cargos available for refitting */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint32 refit_mask = grf_load_dword(&buf); dominik@452: peter1138@2611: _engine_info[SHIP_ENGINES_INDEX + engine + i].refit_mask = refit_mask; dominik@452: } dominik@452: } break; peter1138@3006: peter1138@3006: case 0x12: // Callback mask peter1138@3006: FOR_EACH_OBJECT { peter1138@3006: svi[i].callbackmask = grf_load_byte(&buf); peter1138@3006: } peter1138@3006: break; peter1138@3006: peter1138@2611: case 0x18: { /* Cargo classes allowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_allowed[SHIP_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; peter1138@2611: case 0x19: { /* Cargo classes disallowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_disallowed[SHIP_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; orudge@1872: case 0x13: /* Refit cost */ orudge@1872: case 0x14: /* Ocean speed fraction */ orudge@1872: case 0x15: /* Canal speed fraction */ orudge@1872: case 0x16: /* Retire vehicle early */ peter1138@2611: case 0x17: /* Miscellaneous flags */ orudge@1872: { orudge@1872: /* TODO */ orudge@1872: FOR_EACH_OBJECT { orudge@1872: grf_load_byte(&buf); orudge@1872: } dominik@452: ret = true; dominik@452: } break; dominik@452: default: dominik@452: ret = true; 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: { 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) { dominik@452: 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: } dominik@452: } break; dominik@452: case 0x09: { /* Helicopter */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 heli = grf_load_byte(&buf); dominik@1180: avi[i].subtype &= ~0x01; // remove old property dominik@1183: avi[i].subtype |= (heli == 0) ? 0 : 1; dominik@452: } dominik@452: } break; dominik@452: case 0x0A: { /* Large */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 large = grf_load_byte(&buf); dominik@1180: avi[i].subtype &= ~0x02; // remove old property dominik@1183: avi[i].subtype |= (large == 1) ? 2 : 0; dominik@452: } dominik@452: } break; dominik@452: case 0x0B: { /* Cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 cost_factor = grf_load_byte(&buf); dominik@452: dominik@452: avi[i].base_cost = cost_factor; // ?? is it base_cost? dominik@452: } dominik@452: } break; dominik@452: case 0x0C: { /* Speed */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 speed = grf_load_byte(&buf); dominik@452: dominik@452: avi[i].max_speed = speed; // ?? units dominik@452: } dominik@452: } break; dominik@452: case 0x0D: { /* Acceleration */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 accel = grf_load_byte(&buf); dominik@452: dominik@452: avi[i].acceleration = accel; dominik@452: } dominik@452: } break; dominik@452: case 0x0E: { /* Running cost factor */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 runcost = grf_load_byte(&buf); dominik@452: dominik@452: avi[i].running_cost = runcost; dominik@452: } dominik@452: } break; dominik@452: case 0x0F: { /* Passenger capacity */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint16 capacity = grf_load_word(&buf); dominik@452: celestar@922: avi[i].passenger_capacity = capacity; dominik@452: } dominik@452: } break; dominik@452: case 0x11: { /* Mail capacity */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 capacity = grf_load_byte(&buf); dominik@452: dominik@452: avi[i].mail_capacity = capacity; dominik@452: } dominik@452: } break; dominik@452: case 0x12: { /* SFX */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint8 sfx = grf_load_byte(&buf); dominik@452: dominik@452: avi[i].sfx = sfx; dominik@452: } dominik@452: } break; dominik@452: case 0x13: { /* Cargos available for refitting */ dominik@452: FOR_EACH_OBJECT { dominik@452: uint32 refit_mask = grf_load_dword(&buf); dominik@452: peter1138@2611: _engine_info[AIRCRAFT_ENGINES_INDEX + engine + i].refit_mask = refit_mask; dominik@452: } dominik@452: } break; peter1138@3006: peter1138@3006: case 0x14: // Callback mask peter1138@3006: FOR_EACH_OBJECT { peter1138@3006: avi[i].callbackmask = grf_load_byte(&buf); peter1138@3006: } peter1138@3006: break; peter1138@3006: peter1138@2611: case 0x18: { /* Cargo classes allowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_allowed[AIRCRAFT_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; peter1138@2611: case 0x19: { /* Cargo classes disallowed */ peter1138@2611: FOR_EACH_OBJECT { peter1138@2611: cargo_disallowed[AIRCRAFT_ENGINES_INDEX + engine + i] = grf_load_word(&buf); peter1138@2611: } peter1138@2611: } break; orudge@1872: case 0x15: /* Refit cost */ orudge@1872: case 0x16: /* Retire vehicle early */ peter1138@2611: case 0x17: /* Miscellaneous flags */ orudge@1872: { orudge@1872: /* TODO */ orudge@1872: FOR_EACH_OBJECT { orudge@1872: grf_load_byte(&buf); orudge@1872: } dominik@452: ret = true; dominik@452: } break; dominik@452: default: dominik@452: ret = true; 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: { dominik@452: byte *buf = *bufp; dominik@452: int i; dominik@452: int ret = 0; dominik@452: dominik@452: /* This is one single huge TODO. It doesn't handle anything more than dominik@452: * just waypoints for now. */ dominik@452: dominik@452: //printf("sci %d %d [0x%02x]\n", stid, numinfo, prop); dominik@452: switch (prop) { dominik@452: case 0x08: dominik@452: { /* Class ID */ dominik@452: FOR_EACH_OBJECT { tron@1477: StationSpec *stat = &_cur_grffile->stations[stid + i]; dominik@452: uint32 classid; dominik@452: dominik@452: /* classid, for a change, is always little-endian */ dominik@452: classid = *(buf++) << 24; dominik@452: classid |= *(buf++) << 16; dominik@452: classid |= *(buf++) << 8; dominik@452: classid |= *(buf++); dominik@452: peter1138@2625: stat->sclass = AllocateStationClass(classid); dominik@452: } dominik@452: break; dominik@452: } dominik@452: case 0x09: dominik@452: { /* Define sprite layout */ dominik@452: FOR_EACH_OBJECT { tron@1477: StationSpec *stat = &_cur_grffile->stations[stid + i]; dominik@452: int t; dominik@452: peter1138@2625: stat->tiles = grf_load_extended(&buf); peter1138@2625: stat->renderdata = calloc(stat->tiles, sizeof(*stat->renderdata)); dominik@452: for (t = 0; t < stat->tiles; t++) { dominik@452: DrawTileSprites *dts = &stat->renderdata[t]; dominik@452: int seq_count = 0; peter1138@2625: PalSpriteID ground_sprite; peter1138@2625: peter1138@2625: ground_sprite = grf_load_dword(&buf); peter1138@2625: if (ground_sprite == 0) { tron@536: static const DrawTileSeqStruct empty = {0x80, 0, 0, 0, 0, 0, 0}; dominik@452: dts->seq = ∅ dominik@452: continue; dominik@452: } dominik@452: peter1138@2625: if (HASBIT(ground_sprite, 31)) { peter1138@2625: // Bit 31 indicates that we should use a custom sprite. peter1138@2625: dts->ground_sprite = GB(ground_sprite, 0, 15) - 0x42D; peter1138@2625: dts->ground_sprite += _cur_grffile->first_spriteset; peter1138@2625: } else { peter1138@2625: dts->ground_sprite = ground_sprite; peter1138@2625: } peter1138@2625: dominik@452: dts->seq = NULL; dominik@452: while (buf < *bufp + len) { dominik@452: DrawTileSeqStruct *dtss; dominik@452: dominik@452: // no relative bounding box support dominik@452: dts->seq = realloc((void*)dts->seq, ++seq_count * sizeof(DrawTileSeqStruct)); 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); dominik@452: dtss->width = grf_load_byte(&buf); dominik@452: dtss->height = grf_load_byte(&buf); dominik@452: dtss->unk = grf_load_byte(&buf); dominik@452: dtss->image = grf_load_dword(&buf) - 0x42d; dominik@452: } dominik@452: } dominik@452: } dominik@452: break; dominik@452: } dominik@452: case 0x0a: dominik@452: { /* Copy sprite layout */ dominik@452: FOR_EACH_OBJECT { tron@1477: StationSpec *stat = &_cur_grffile->stations[stid + i]; dominik@452: byte srcid = grf_load_byte(&buf); peter1138@2624: const StationSpec *srcstat = &_cur_grffile->stations[srcid]; dominik@452: int t; dominik@452: dominik@452: stat->tiles = srcstat->tiles; peter1138@2625: stat->renderdata = calloc(stat->tiles, sizeof(*stat->renderdata)); dominik@452: for (t = 0; t < stat->tiles; t++) { dominik@452: DrawTileSprites *dts = &stat->renderdata[t]; peter1138@2624: const DrawTileSprites *sdts = &srcstat->renderdata[t]; dominik@452: DrawTileSeqStruct const *sdtss = sdts->seq; dominik@452: int seq_count = 0; dominik@452: dominik@452: dts->ground_sprite = sdts->ground_sprite; dominik@452: if (!dts->ground_sprite) { tron@536: static const DrawTileSeqStruct empty = {0x80, 0, 0, 0, 0, 0, 0}; dominik@452: dts->seq = ∅ dominik@452: continue; dominik@452: } dominik@452: dominik@452: dts->seq = NULL; dominik@452: while (1) { dominik@452: DrawTileSeqStruct *dtss; dominik@452: dominik@452: // no relative bounding box support dominik@452: dts->seq = realloc((void*)dts->seq, ++seq_count * sizeof(DrawTileSeqStruct)); dominik@452: dtss = (DrawTileSeqStruct*) &dts->seq[seq_count - 1]; dominik@452: *dtss = *sdtss; dominik@452: if ((byte) dtss->delta_x == 0x80) break; dominik@452: sdtss++; dominik@452: } dominik@452: } dominik@452: } dominik@452: break; dominik@452: } dominik@452: case 0x0b: dominik@452: { /* Callback */ dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_byte(&buf); dominik@452: } dominik@452: ret = 1; dominik@452: break; dominik@452: } dominik@452: case 0x0C: dominik@452: { /* Platforms number */ dominik@452: FOR_EACH_OBJECT { tron@1477: StationSpec *stat = &_cur_grffile->stations[stid + i]; dominik@452: dominik@452: stat->allowed_platforms = ~grf_load_byte(&buf); dominik@452: } dominik@452: break; dominik@452: } dominik@452: case 0x0D: dominik@452: { /* Platforms length */ dominik@452: FOR_EACH_OBJECT { tron@1477: StationSpec *stat = &_cur_grffile->stations[stid + i]; dominik@452: dominik@452: stat->allowed_lengths = ~grf_load_byte(&buf); dominik@452: } dominik@452: break; dominik@452: } dominik@452: case 0x0e: dominik@452: { /* Define custom layout */ dominik@452: FOR_EACH_OBJECT { tron@1477: StationSpec *stat = &_cur_grffile->stations[stid + i]; dominik@452: 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; dominik@452: int l, p; dominik@452: dominik@452: if (length == 0 || number == 0) break; dominik@452: dominik@452: //debug("l %d > %d ?", length, stat->lengths); dominik@452: if (length > stat->lengths) { dominik@452: stat->platforms = realloc(stat->platforms, length); dominik@452: memset(stat->platforms + stat->lengths, 0, length - stat->lengths); dominik@452: dominik@452: stat->layouts = realloc(stat->layouts, length * sizeof(*stat->layouts)); dominik@452: memset(stat->layouts + stat->lengths, 0, dominik@452: (length - stat->lengths) * sizeof(*stat->layouts)); dominik@452: dominik@452: stat->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]); dominik@452: if (number > stat->platforms[l]) { dominik@452: stat->layouts[l] = realloc(stat->layouts[l], dominik@452: number * sizeof(**stat->layouts)); dominik@452: // We expect NULL being 0 here, but C99 guarantees that. dominik@452: memset(stat->layouts[l] + stat->platforms[l], 0, dominik@452: (number - stat->platforms[l]) * sizeof(**stat->layouts)); dominik@452: dominik@452: stat->platforms[l] = number; dominik@452: } dominik@452: truelight@542: p = 0; dominik@452: layout = malloc(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--; truelight@542: assert(p >= 0); dominik@452: free(stat->layouts[l][p]); dominik@452: stat->layouts[l][p] = layout; dominik@452: } dominik@452: } dominik@452: break; dominik@452: } dominik@452: case 0x0f: dominik@452: { /* Copy custom layout */ dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_byte(&buf); dominik@452: } dominik@452: ret = 1; dominik@452: break; dominik@452: } dominik@452: case 0x10: dominik@452: { /* Little/lots cargo threshold */ dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_word(&buf); dominik@452: } dominik@452: ret = 1; dominik@452: break; dominik@452: } dominik@452: case 0x11: dominik@452: { /* Pylon placement */ dominik@452: /* TODO; makes sense only for electrified tracks */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_word(&buf); dominik@452: } dominik@452: ret = 1; dominik@452: break; dominik@452: } dominik@452: case 0x12: dominik@452: { /* Cargo types for random triggers */ dominik@452: /* TODO */ dominik@452: FOR_EACH_OBJECT { dominik@452: grf_load_dword(&buf); dominik@452: } dominik@452: ret = 1; dominik@452: break; dominik@452: } dominik@452: default: dominik@452: ret = 1; 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@2478: int ret = 0; peter1138@2478: peter1138@2478: switch (prop) { peter1138@2478: case 0x08: /* Year of availability */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: _bridge[brid + i].avail_year = grf_load_byte(&buf); peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x09: /* Minimum length */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: _bridge[brid + i].min_length = grf_load_byte(&buf); peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0A: /* Maximum length */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: _bridge[brid + i].max_length = grf_load_byte(&buf); peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0B: /* Cost factor */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: _bridge[brid + i].price = grf_load_byte(&buf); peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0C: /* Maximum speed */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: _bridge[brid + i].speed = grf_load_word(&buf); peter1138@2478: } 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: byte table, sprite; peter1138@2478: peter1138@2478: if (bridge->sprite_table == NULL) { peter1138@2478: /* Allocate memory for sprite table pointers and set to NULL */ peter1138@2478: bridge->sprite_table = malloc(7 * sizeof(*bridge->sprite_table)); peter1138@2478: for (table = 0; table < 7; table++) peter1138@2478: bridge->sprite_table[table] = NULL; peter1138@2478: } peter1138@2478: peter1138@2478: for (table = tableid; table < tableid + numtables; table++) { peter1138@2480: if (table < 7) { peter1138@2480: if (bridge->sprite_table[table] == NULL) { peter1138@2480: bridge->sprite_table[table] = malloc(32 * sizeof(**bridge->sprite_table)); peter1138@2480: } peter1138@2480: peter1138@2480: for (sprite = 0; sprite < 32; sprite++) peter1138@2480: bridge->sprite_table[table][sprite] = grf_load_dword(&buf); peter1138@2480: } else { peter1138@2480: grfmsg(GMS_WARN, "BridgeChangeInfo: Table %d >= 7, skipping.", table); peter1138@2480: // Skip past invalid data. peter1138@2480: for (sprite = 0; sprite < 32; sprite++) peter1138@2480: grf_load_dword(&buf); peter1138@2478: } peter1138@2478: } peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: case 0x0E: /* Flags; bit 0 - disable far pillars */ peter1138@2478: FOR_EACH_OBJECT { peter1138@2478: _bridge[brid + i].flags = grf_load_byte(&buf); peter1138@2478: } peter1138@2478: break; peter1138@2478: peter1138@2478: default: peter1138@2478: ret = 1; 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@2506: 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 { peter1138@2508: grfmsg(GMS_WARN, "GlobalVarChangeInfo: Price %d out of range, ignoring.", price); peter1138@2508: } peter1138@2506: } peter1138@2506: } break; peter1138@2506: default: peter1138@2506: ret = true; peter1138@2506: } peter1138@2506: *bufp = buf; peter1138@2506: return ret; peter1138@2506: } peter1138@2506: dominik@452: /* Action 0x00 */ dominik@452: static void VehicleChangeInfo(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[] = { dominik@452: /* GSF_TRAIN */ RailVehicleChangeInfo, dominik@452: /* GSF_ROAD */ RoadVehicleChangeInfo, dominik@452: /* GSF_SHIP */ ShipVehicleChangeInfo, dominik@452: /* GSF_AIRCRAFT */ AircraftVehicleChangeInfo, dominik@452: /* GSF_STATION */ StationChangeInfo, peter1138@2438: /* GSF_CANAL */ NULL, peter1138@2478: /* GSF_BRIDGE */ BridgeChangeInfo, dominik@452: /* GSF_TOWNHOUSE */NULL, peter1138@2506: /* GSF_GLOBALVAR */GlobalVarChangeInfo, 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) { dominik@452: DEBUG(grf, 8) ("Silently ignoring one-byte special sprite 0x00."); dominik@452: return; dominik@452: } dominik@452: dominik@452: check_length(len, 6, "VehicleChangeInfo"); dominik@452: feature = buf[1]; dominik@452: numprops = buf[2]; dominik@452: numinfo = buf[3]; dominik@452: engine = buf[4]; dominik@452: dominik@452: DEBUG(grf, 6) ("VehicleChangeInfo: 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) { dominik@452: grfmsg(GMS_WARN, "VehicleChangeInfo: 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]) { peter1138@2439: grfmsg(GMS_ERROR, "VehicleChangeInfo: 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: buf += 5; 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) { tron@2421: case 0x00: { /* Introduction date */ tron@2421: FOR_EACH_OBJECT { tron@2421: uint16 date = grf_load_word(&buf); dominik@452: tron@2421: ei[i].base_intro = date; tron@2421: } tron@2421: } break; tron@2421: case 0x02: { /* Decay speed */ tron@2421: FOR_EACH_OBJECT { tron@2421: uint8 decay = grf_load_byte(&buf); tron@2421: tron@2421: ei[i].unk2 &= 0x80; tron@2421: ei[i].unk2 |= decay & 0x7f; tron@2421: } tron@2421: } break; tron@2421: case 0x03: { /* Vehicle life */ tron@2421: FOR_EACH_OBJECT { tron@2421: uint8 life = grf_load_byte(&buf); tron@2421: tron@2421: ei[i].lifelength = life; tron@2421: } tron@2421: } break; tron@2421: case 0x04: { /* Model life */ tron@2421: FOR_EACH_OBJECT { tron@2421: uint8 life = grf_load_byte(&buf); tron@2421: tron@2421: ei[i].base_life = life; tron@2421: } tron@2421: } break; tron@2421: case 0x06: { /* Climates available */ tron@2421: FOR_EACH_OBJECT { tron@2421: uint8 climates = grf_load_byte(&buf); tron@2421: tron@2530: ei[i].climates = climates; tron@2421: } tron@2421: } break; tron@2421: case 0x07: { /* Loading speed */ tron@2421: /* TODO */ tron@2421: /* Hyronymus explained me what does tron@2421: * this mean and insists on having a tron@2421: * credit ;-). --pasky */ tron@2421: /* TODO: This needs to be supported by tron@2421: * LoadUnloadVehicle() first. */ tron@2421: FOR_EACH_OBJECT { tron@2421: grf_load_byte(&buf); tron@2421: } tron@2421: ignoring = true; tron@2421: break; tron@2421: } 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: tron@2421: if (ignoring) tron@2421: grfmsg(GMS_NOTICE, "VehicleChangeInfo: Ignoring property %x (not implemented).", prop); dominik@452: } dominik@452: } dominik@452: 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: */ tron@2752: static SpriteGroup* NewCallBackResultSpriteGroup(uint16 value) hackykid@1883: { peter1138@2488: SpriteGroup *group = calloc(1, sizeof(*group)); 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: */ tron@2752: static SpriteGroup* NewResultSpriteGroup(uint16 value, byte sprites) peter1138@2489: { peter1138@2489: SpriteGroup *group = calloc(1, sizeof(*group)); peter1138@2489: group->type = SGT_RESULT; peter1138@2489: group->g.result.result = value; peter1138@2489: group->g.result.sprites = 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: dominik@452: check_length(len, 4, "NewSpriteSet"); 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: tron@2342: DEBUG(grf, 7) ( tron@2342: "New sprite set at %d of type %d, " tron@2342: "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@2849: nfo_line++; tron@2342: } dominik@452: } dominik@452: dominik@452: /* Action 0x02 */ dominik@452: static void NewSpriteGroup(byte *buf, int len) dominik@452: { dominik@452: byte *bufend = buf + 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: /* TODO: No 0x80-types (ugh). */ dominik@452: /* TODO: Also, empty sprites aren't handled for now. Need to investigate dominik@452: * the "opacity" rules for these, that is which sprite to fall back to dominik@452: * when. --pasky */ dominik@452: uint8 feature; dominik@452: uint8 setid; dominik@452: /* XXX: For stations, these two are "little cargo" and "lotsa cargo" sets. */ dominik@452: uint8 numloaded; dominik@452: uint8 numloading; tron@1477: SpriteGroup *group; tron@1477: RealSpriteGroup *rg; dominik@452: byte *loaded_ptr; dominik@452: byte *loading_ptr; dominik@452: int i; dominik@452: dominik@452: check_length(len, 5, "NewSpriteGroup"); dominik@452: feature = buf[1]; dominik@452: setid = buf[2]; dominik@452: numloaded = buf[3]; dominik@452: numloading = buf[4]; dominik@452: peter1138@2444: if (setid >= _cur_grffile->spritegroups_count) { peter1138@2488: // Allocate memory for new sprite group references. peter1138@2488: _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, (setid + 1) * sizeof(*_cur_grffile->spritegroups)); 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: dominik@452: if (numloaded == 0x81 || numloaded == 0x82) { tron@1477: DeterministicSpriteGroup *dg; dominik@452: uint16 groupid; dominik@452: int i; dominik@452: dominik@452: // Ok, this is gonna get a little wild, so hold your breath... dominik@452: dominik@452: /* This stuff is getting actually evaluated in dominik@452: * EvalDeterministicSpriteGroup(). */ dominik@452: dominik@452: buf += 4; len -= 4; dominik@452: check_length(len, 6, "NewSpriteGroup 0x81/0x82"); dominik@452: peter1138@2444: group = calloc(1, sizeof(*group)); dominik@452: group->type = SGT_DETERMINISTIC; dominik@452: dg = &group->g.determ; dominik@452: dominik@452: /* XXX: We don't free() anything, assuming that if there was dominik@452: * some action here before, it got associated by action 3. dominik@452: * We should perhaps keep some refcount? --pasky */ dominik@452: dominik@452: dg->var_scope = numloaded == 0x82 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF; dominik@452: dg->variable = grf_load_byte(&buf); peter1138@2445: /* Variables 0x60 - 0x7F include an extra parameter */ peter1138@2445: if (IS_BYTE_INSIDE(dg->variable, 0x60, 0x80)) peter1138@2445: dg->parameter = grf_load_byte(&buf); dominik@452: dominik@452: dg->shift_num = grf_load_byte(&buf); dominik@452: dg->and_mask = grf_load_byte(&buf); dominik@452: dg->operation = dg->shift_num >> 6; /* w00t */ dominik@452: dg->shift_num &= 0x3F; dominik@452: if (dg->operation != DSG_OP_NONE) { dominik@452: dg->add_val = grf_load_byte(&buf); dominik@452: dg->divmod_val = grf_load_byte(&buf); dominik@452: } dominik@452: hackykid@1883: /* (groupid & 0x8000) means this is callback result. */ dominik@452: dominik@452: dg->num_ranges = grf_load_byte(&buf); dominik@452: dg->ranges = calloc(dg->num_ranges, sizeof(*dg->ranges)); dominik@452: for (i = 0; i < dg->num_ranges; i++) { dominik@452: groupid = grf_load_word(&buf); peter1138@2488: if (HASBIT(groupid, 15)) { peter1138@2488: dg->ranges[i].group = NewCallBackResultSpriteGroup(groupid); peter1138@2490: dg->ranges[i].group->ref_count++; peter1138@2515: } else if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { peter1138@2515: grfmsg(GMS_WARN, "NewSpriteGroup(%02x:0x%x): Groupid %04x does not exist, leaving empty.", setid, numloaded, groupid); peter1138@2515: dg->ranges[i].group = NULL; hackykid@1883: } else { peter1138@2488: dg->ranges[i].group = _cur_grffile->spritegroups[groupid]; peter1138@2490: dg->ranges[i].group->ref_count++; hackykid@1883: } hackykid@1883: dominik@452: dg->ranges[i].low = grf_load_byte(&buf); dominik@452: dg->ranges[i].high = grf_load_byte(&buf); dominik@452: } dominik@452: dominik@452: groupid = grf_load_word(&buf); peter1138@2488: if (HASBIT(groupid, 15)) { peter1138@2488: dg->default_group = NewCallBackResultSpriteGroup(groupid); peter1138@2515: dg->default_group->ref_count++; peter1138@2515: } else if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { peter1138@2515: grfmsg(GMS_WARN, "NewSpriteGroup(%02x:0x%x): Groupid %04x does not exist, leaving empty.", setid, numloaded, groupid); peter1138@2515: dg->default_group = NULL; hackykid@1883: } else { peter1138@2488: dg->default_group = _cur_grffile->spritegroups[groupid]; peter1138@2515: dg->default_group->ref_count++; dominik@452: } dominik@452: peter1138@2491: if (_cur_grffile->spritegroups[setid] != NULL) peter1138@2491: UnloadSpriteGroup(&_cur_grffile->spritegroups[setid]); peter1138@2444: _cur_grffile->spritegroups[setid] = group; peter1138@2490: group->ref_count++; dominik@452: return; dominik@452: dominik@452: } else if (numloaded == 0x80 || numloaded == 0x83) { tron@1477: RandomizedSpriteGroup *rg; dominik@452: int i; dominik@452: dominik@452: /* This stuff is getting actually evaluated in dominik@452: * EvalRandomizedSpriteGroup(). */ dominik@452: dominik@452: buf += 4; dominik@452: len -= 4; dominik@452: check_length(len, 6, "NewSpriteGroup 0x80/0x83"); dominik@452: peter1138@2444: group = calloc(1, sizeof(*group)); dominik@452: group->type = SGT_RANDOMIZED; dominik@452: rg = &group->g.random; dominik@452: dominik@452: /* XXX: We don't free() anything, assuming that if there was dominik@452: * some action here before, it got associated by action 3. dominik@452: * We should perhaps keep some refcount? --pasky */ dominik@452: dominik@452: rg->var_scope = numloaded == 0x83 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF; dominik@452: dominik@452: rg->triggers = grf_load_byte(&buf); dominik@452: rg->cmp_mode = rg->triggers & 0x80; dominik@452: rg->triggers &= 0x7F; dominik@452: dominik@452: rg->lowest_randbit = grf_load_byte(&buf); dominik@452: rg->num_groups = grf_load_byte(&buf); dominik@452: dominik@452: rg->groups = calloc(rg->num_groups, sizeof(*rg->groups)); dominik@452: for (i = 0; i < rg->num_groups; i++) { dominik@452: uint16 groupid = grf_load_word(&buf); dominik@452: peter1138@2489: if (HASBIT(groupid, 15)) { peter1138@2489: rg->groups[i] = NewCallBackResultSpriteGroup(groupid); peter1138@2490: rg->groups[i]->ref_count++; peter1138@2515: } else if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { peter1138@2515: grfmsg(GMS_WARN, "NewSpriteGroup(%02x:0x%x): Groupid %04x does not exist, leaving empty.", setid, numloaded, groupid); peter1138@2515: rg->groups[i] = NULL; peter1138@2489: } else { peter1138@2489: rg->groups[i] = _cur_grffile->spritegroups[groupid]; peter1138@2490: rg->groups[i]->ref_count++; dominik@452: } dominik@452: } dominik@452: peter1138@2491: if (_cur_grffile->spritegroups[setid] != NULL) peter1138@2491: UnloadSpriteGroup(&_cur_grffile->spritegroups[setid]); peter1138@2444: _cur_grffile->spritegroups[setid] = group; peter1138@2490: group->ref_count++; dominik@452: return; dominik@452: } dominik@452: dominik@452: if (!_cur_grffile->spriteset_start) { dominik@452: grfmsg(GMS_ERROR, "NewSpriteGroup: No sprite set to work on! Skipping."); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (_cur_grffile->spriteset_feature != feature) { dominik@452: grfmsg(GMS_ERROR, "NewSpriteGroup: Group feature %x doesn't match set feature %x! Playing it risky and trying to use it anyway.", feature, _cur_grffile->spriteset_feature); dominik@452: // return; // XXX: we can't because of MB's newstats.grf --pasky dominik@452: } dominik@452: dominik@452: check_length(bufend - buf, 5, "NewSpriteGroup"); dominik@452: buf += 5; dominik@452: check_length(bufend - buf, 2 * numloaded, "NewSpriteGroup"); dominik@452: loaded_ptr = buf; dominik@452: loading_ptr = buf + 2 * numloaded; dominik@452: peter1138@2625: if (_cur_grffile->first_spriteset == 0) peter1138@2625: _cur_grffile->first_spriteset = _cur_grffile->spriteset_start; peter1138@2625: dominik@452: if (numloaded > 16) { dominik@452: grfmsg(GMS_WARN, "NewSpriteGroup: More than 16 sprites in group %x, skipping the rest.", setid); dominik@452: numloaded = 16; dominik@452: } dominik@452: if (numloading > 16) { dominik@452: grfmsg(GMS_WARN, "NewSpriteGroup: More than 16 sprites in group %x, skipping the rest.", setid); dominik@452: numloading = 16; dominik@452: } dominik@452: peter1138@2444: group = calloc(1, sizeof(*group)); dominik@452: group->type = SGT_REAL; dominik@452: rg = &group->g.real; dominik@452: dominik@452: rg->sprites_per_set = _cur_grffile->spriteset_numents; dominik@452: rg->loaded_count = numloaded; dominik@452: rg->loading_count = numloading; dominik@452: dominik@452: DEBUG(grf, 6) ("NewSpriteGroup: New SpriteGroup 0x%02hhx, %u views, %u loaded, %u loading, sprites %u - %u", dominik@452: setid, rg->sprites_per_set, rg->loaded_count, rg->loading_count, dominik@452: _cur_grffile->spriteset_start - _cur_grffile->sprite_offset, dominik@452: _cur_grffile->spriteset_start + (_cur_grffile->spriteset_numents * (numloaded + numloading)) - _cur_grffile->sprite_offset); dominik@452: dominik@452: for (i = 0; i < numloaded; i++) { dominik@452: uint16 spriteset_id = grf_load_word(&loaded_ptr); peter1138@2489: if (HASBIT(spriteset_id, 15)) { peter1138@2489: rg->loaded[i] = NewCallBackResultSpriteGroup(spriteset_id); peter1138@2489: } else { peter1138@2489: rg->loaded[i] = NewResultSpriteGroup(_cur_grffile->spriteset_start + spriteset_id * _cur_grffile->spriteset_numents, rg->sprites_per_set); peter1138@2489: } peter1138@2490: rg->loaded[i]->ref_count++; peter1138@2489: DEBUG(grf, 8) ("NewSpriteGroup: + rg->loaded[%i] = %u (subset %u)", i, rg->loaded[i]->g.result.result, spriteset_id); dominik@452: } dominik@452: dominik@452: for (i = 0; i < numloading; i++) { dominik@452: uint16 spriteset_id = grf_load_word(&loading_ptr); peter1138@2489: if (HASBIT(spriteset_id, 15)) { peter1138@2489: rg->loading[i] = NewCallBackResultSpriteGroup(spriteset_id); peter1138@2489: } else { peter1138@2489: rg->loading[i] = NewResultSpriteGroup(_cur_grffile->spriteset_start + spriteset_id * _cur_grffile->spriteset_numents, rg->sprites_per_set); peter1138@2489: } peter1138@2490: rg->loading[i]->ref_count++; peter1138@2489: DEBUG(grf, 8) ("NewSpriteGroup: + rg->loading[%i] = %u (subset %u)", i, rg->loading[i]->g.result.result, spriteset_id); dominik@452: } peter1138@2444: peter1138@2491: if (_cur_grffile->spritegroups[setid] != NULL) peter1138@2491: UnloadSpriteGroup(&_cur_grffile->spritegroups[setid]); peter1138@2444: _cur_grffile->spritegroups[setid] = group; peter1138@2490: group->ref_count++; dominik@452: } dominik@452: dominik@452: /* Action 0x03 */ dominik@452: static void NewVehicle_SpriteGroupMapping(byte *buf, int len) dominik@452: { dominik@452: /* <03> ... [ ]... dominik@452: * id-list := [] [id-list] dominik@452: * 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: dominik@452: check_length(len, 7, "VehicleMapSpriteGroup"); dominik@452: feature = buf[1]; dominik@452: idcount = buf[2] & 0x7F; dominik@452: wagover = (buf[2] & 0x80) == 0x80; dominik@452: check_length(len, 3 + idcount, "VehicleMapSpriteGroup"); dominik@452: cidcount = buf[3 + idcount]; dominik@452: check_length(len, 4 + idcount + cidcount * 3, "VehicleMapSpriteGroup"); dominik@452: dominik@452: DEBUG(grf, 6) ("VehicleMapSpriteGroup: Feature %d, %d ids, %d cids, wagon override %d.", dominik@452: feature, idcount, cidcount, wagover); dominik@452: dominik@452: if (feature > GSF_STATION) { dominik@452: grfmsg(GMS_WARN, "VehicleMapSpriteGroup: 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]; tron@1477: StationSpec *stat = &_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) { peter1138@2516: grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x or empty, skipping.", dominik@452: groupid, _cur_grffile->spritegroups_count); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (ctype != 0xFF) { dominik@452: /* TODO: No support for any other cargo. */ dominik@452: continue; dominik@452: } dominik@452: peter1138@2488: stat->spritegroup[1] = _cur_grffile->spritegroups[groupid]; peter1138@2490: stat->spritegroup[1]->ref_count++; 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) { peter1138@2516: grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %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]; tron@1477: StationSpec *stat = &_cur_grffile->stations[stid]; dominik@452: peter1138@2488: stat->spritegroup[0] = _cur_grffile->spritegroups[groupid]; peter1138@2490: stat->spritegroup[0]->ref_count++; dominik@452: stat->grfid = _cur_grffile->grfid; peter1138@2625: stat->localidx = stid; peter1138@2625: SetCustomStation(stat); dominik@452: } dominik@452: } dominik@452: return; dominik@452: } dominik@452: dominik@452: dominik@452: /* If ``n-id'' (or ``idcount'') is zero, this is a ``feature dominik@452: * callback''. I have no idea how this works, so we will ignore it for dominik@452: * now. --octo */ dominik@452: if (idcount == 0) { dominik@452: grfmsg(GMS_NOTICE, "NewMapping: Feature callbacks not implemented yet."); 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: dominik@452: if (!_cur_grffile->spriteset_start || !_cur_grffile->spritegroups) { dominik@452: grfmsg(GMS_WARN, "VehicleMapSpriteGroup: No sprite set to work on! Skipping."); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (!wagover && last_engines_count != idcount) { dominik@452: last_engines = realloc(last_engines, idcount); dominik@452: last_engines_count = idcount; dominik@452: } dominik@452: dominik@452: if (wagover) { dominik@452: if (last_engines_count == 0) { dominik@452: grfmsg(GMS_ERROR, "VehicleMapSpriteGroup: WagonOverride: No engine to do override with."); dominik@452: return; dominik@452: } dominik@452: DEBUG(grf, 6) ("VehicleMapSpriteGroup: 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]) { dominik@452: grfmsg(GMS_ERROR, "Id %u for feature %x is out of bounds.", dominik@452: engine_id, feature); dominik@452: return; dominik@452: } dominik@452: dominik@452: DEBUG(grf, 7) ("VehicleMapSpriteGroup: [%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: dominik@452: DEBUG(grf, 8) ("VehicleMapSpriteGroup: * [%d] Cargo type %x, group id %x", c, ctype, groupid); dominik@452: peter1138@2516: if (groupid >= _cur_grffile->spritegroups_count || _cur_grffile->spritegroups[groupid] == NULL) { peter1138@2516: grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %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: dominik@452: if (wagover) { dominik@452: // TODO: No multiple cargo types per vehicle yet. --pasky peter1138@2444: SetWagonOverrideSprites(engine, _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: dominik@452: DEBUG(grf, 8) ("-- Default group id %x", 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) { peter1138@2516: grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x or empty, skipping.", groupid, _cur_grffile->spritegroups_count); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (wagover) { dominik@452: // TODO: No multiple cargo types per vehicle yet. --pasky peter1138@2444: SetWagonOverrideSprites(engine, _cur_grffile->spritegroups[groupid], last_engines, last_engines_count); dominik@452: } else { peter1138@2444: SetCustomEngineSprites(engine, GC_DEFAULT, _cur_grffile->spritegroups[groupid]); dominik@452: last_engines[i] = engine; dominik@452: } dominik@452: } dominik@452: } dominik@452: } dominik@452: dominik@452: /* Action 0x04 */ dominik@452: static void VehicleNewName(byte *buf, int len) dominik@452: { dominik@452: /* <04> dominik@452: * dominik@452: * B veh-type see action 0 dominik@452: * B language-id language ID with bit 7 cleared (see below) 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 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 dominik@452: * name), not only the original four ones. --pasky */ dominik@452: /* TODO: Support for custom station class/type names. */ 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; dominik@452: dominik@452: check_length(len, 6, "VehicleNewName"); tron@2346: buf++; tron@2346: feature = grf_load_byte(&buf); tron@2346: lang = grf_load_byte(&buf); tron@2346: num = grf_load_byte(&buf); tron@2346: id = (lang & 0x80) ? grf_load_word(&buf) : grf_load_byte(&buf); tron@2346: tron@2346: if (feature > 3) { tron@2346: DEBUG(grf, 7) ("VehicleNewName: Unsupported feature %d, skipping", feature); tron@2346: return; tron@2346: } tron@2346: tron@2346: id += _vehshifts[feature]; tron@2346: endid = id + num; dominik@452: dominik@452: DEBUG(grf, 6) ("VehicleNewName: About to rename engines %d..%d (feature %d) in language 0x%x.", dominik@452: id, endid, feature, lang); dominik@452: dominik@452: if (lang & 0x80) { dominik@452: grfmsg(GMS_WARN, "VehicleNewName: No support for changing in-game texts. Skipping."); dominik@452: return; dominik@452: } dominik@452: dominik@452: if (!(lang & 3)) { dominik@452: /* XXX: If non-English name, silently skip it. */ dominik@452: DEBUG(grf, 7) ("VehicleNewName: Skipping non-English name."); dominik@452: return; dominik@452: } dominik@452: tron@2346: name = (const char*)buf; tron@2346: len -= (lang & 0x80) ? 6 : 5; dominik@452: for (; id < endid && len > 0; id++) { tron@2458: size_t ofs = strlen(name) + 1; dominik@452: dominik@452: if (ofs < 128) { tron@1329: DEBUG(grf, 8) ("VehicleNewName: %d <- %s", id, name); tron@1329: SetCustomEngineName(id, name); dominik@452: } else { dominik@452: DEBUG(grf, 7) ("VehicleNewName: Too long a name (%d)", ofs); dominik@452: } tron@1329: name += ofs; tron@1329: len -= 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; dominik@452: dominik@452: check_length(len, 2, "GraphicsNew"); tron@2346: buf++; tron@2346: type = grf_load_byte(&buf); tron@2346: num = grf_load_extended(&buf); dominik@452: dominik@452: grfmsg(GMS_NOTICE, "GraphicsNew: Custom graphics (type %x) sprite block of length %d (unimplemented, ignoring).\n", dominik@452: type, num); dominik@452: } dominik@452: dominik@452: /* Action 0x06 */ dominik@452: static void CfgApply(byte *buf, int len) dominik@452: { dominik@452: /* <06> ... dominik@452: * dominik@452: * B param-num Number of parameter to substitute (First = "zero") dominik@452: * Ignored if that parameter was not specified in newgrf.cfg dominik@452: * B param-size How many bytes to replace. If larger than 4, the dominik@452: * bytes of the following parameter are used. In that dominik@452: * case, nothing is applied unless *all* parameters dominik@452: * were specified. dominik@452: * B offset Offset into data from beginning of next sprite dominik@452: * to place where parameter is to be stored. */ dominik@452: /* TODO */ dominik@452: grfmsg(GMS_NOTICE, "CfgApply: Ignoring (not implemented).\n"); dominik@452: } dominik@452: 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; dominik@452: bool result; dominik@452: dominik@452: check_length(len, 6, "SkipIf"); dominik@452: param = buf[1]; dominik@452: paramsize = buf[2]; dominik@452: condtype = buf[3]; 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: dominik@452: buf += 4; tron@1611: switch (paramsize) { tron@1611: case 4: cond_val = grf_load_dword(&buf); break; tron@1611: case 2: cond_val = grf_load_word(&buf); break; tron@1611: case 1: cond_val = grf_load_byte(&buf); break; tron@1611: default: break; tron@1611: } dominik@452: dominik@452: switch (param) { dominik@452: case 0x83: /* current climate, 0=temp, 1=arctic, 2=trop, 3=toyland */ dominik@452: param_val = _opt.landscape; dominik@452: break; dominik@452: case 0x84: /* .grf loading stage, 0=initialization, 1=activation */ dominik@452: param_val = _cur_stage; dominik@452: break; dominik@452: case 0x85: /* TTDPatch flags, only for bit tests */ dominik@452: param_val = _ttdpatch_flags[cond_val / 0x20]; dominik@452: cond_val %= 0x20; dominik@452: break; dominik@452: case 0x86: /* road traffic side, bit 4 clear=left, set=right */ dominik@452: param_val = _opt.road_side << 4; dominik@452: break; dominik@452: case 0x88: { /* see if specified GRFID is active */ tron@1611: param_val = (GetFileByGRFID(cond_val) != NULL); dominik@452: } break; tron@2336: tron@2336: case 0x8B: { /* TTDPatch version */ tron@2336: uint major = 2; tron@2336: uint minor = 0; tron@2336: uint revision = 10; // special case: 2.0.1 is 2.0.10 tron@2336: uint build = 49; tron@2336: param_val = (major << 24) | (minor << 20) | (revision << 16) | (build * 10); dominik@452: break; tron@2336: } tron@2336: dominik@452: case 0x8D: /* TTD Version, 00=DOS, 01=Windows */ tron@2582: param_val = !_use_dos_palette; dominik@452: break; dominik@452: case 0x8E: dominik@452: param_val = _traininfo_vehicle_pitch; dominik@452: break; peter1138@2614: case 0x9D: /* TTD Platform, 00=TTDPatch, 01=OpenTTD */ peter1138@2614: param_val = 1; peter1138@2614: break; dominik@452: /* TODO */ dominik@452: case 0x8F: /* Track type cost multipliers */ dominik@452: default: tron@2345: if (param < 0x80) { tron@2345: /* Parameter. */ tron@2345: param_val = _cur_grffile->param[param]; dominik@452: } else { tron@2345: /* In-game variable. */ tron@2345: grfmsg(GMS_WARN, "Unsupported in-game variable 0x%02X. Ignoring test.", param); tron@2345: return; dominik@452: } dominik@452: } dominik@452: pasky@1606: DEBUG(grf, 7) ("Test condtype %d, param %x, condval %x", condtype, param_val, cond_val); dominik@452: switch (condtype) { pasky@1606: case 0: result = !!(param_val & (1 << cond_val)); dominik@452: break; dominik@452: case 1: result = !(param_val & (1 << cond_val)); dominik@452: break; dominik@452: /* TODO: For the following, make it to work with paramsize>1. */ dominik@452: case 2: result = (param_val == cond_val); dominik@452: break; dominik@452: case 3: result = (param_val != cond_val); dominik@452: break; dominik@452: case 4: result = (param_val < cond_val); dominik@452: break; dominik@452: case 5: result = (param_val > cond_val); dominik@452: break; pasky@1606: case 6: result = !!param_val; /* GRFID is active (only for param-num=88) */ dominik@452: break; dominik@452: case 7: result = !param_val; /* GRFID is not active (only for param-num=88) */ dominik@452: break; dominik@452: default: dominik@452: grfmsg(GMS_WARN, "Unsupported test %d. Ignoring.", condtype); dominik@452: return; dominik@452: } dominik@452: pasky@1607: if (!result) { dominik@452: grfmsg(GMS_NOTICE, "Not skipping sprites, test was false."); dominik@452: return; dominik@452: } dominik@452: dominik@452: numsprites = grf_load_byte(&buf); tron@2342: grfmsg(GMS_NOTICE, "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: 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; tron@1329: const char *info; dominik@452: peter1138@2479: check_length(len, 8, "GRFInfo"); dominik@452: version = buf[1]; dominik@452: /* this is de facto big endian - grf_load_dword() unsuitable */ dominik@452: grfid = buf[2] << 24 | buf[3] << 16 | buf[4] << 8 | buf[5]; tron@1329: name = (const char*)(buf + 6); dominik@452: info = name + strlen(name) + 1; dominik@452: dominik@452: _cur_grffile->grfid = grfid; dominik@452: _cur_grffile->flags |= 0x0001; /* set active flag */ dominik@452: celestar@2013: DEBUG(grf, 1) ("[%s] Loaded GRFv%d set %08lx - %s:\n%s", dominik@452: _cur_grffile->filename, version, grfid, name, info); dominik@452: } dominik@452: 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: tron@2342: grfmsg(GMS_NOTICE, tron@2342: "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@2849: nfo_line++; dominik@452: } dominik@452: } dominik@452: } dominik@452: 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: dominik@452: static const char * const msgstr[4] = { dominik@452: "Requires at least pseudo-TTDPatch version %s.", dominik@452: "This file is for %s version of TTD.", dominik@452: "Designed to be used with %s.", dominik@452: "Invalid parameter %s.", dominik@452: }; dominik@452: uint8 severity; dominik@452: uint8 msgid; dominik@452: dominik@452: check_length(len, 6, "GRFError"); dominik@452: severity = buf[1]; dominik@452: msgid = buf[3]; dominik@452: dominik@452: // Undocumented TTDPatch feature. dominik@452: if ((severity & 0x80) == 0 && _cur_stage == 0) dominik@452: return; dominik@452: severity &= 0x7F; dominik@452: dominik@452: if (msgid == 0xFF) { dominik@452: grfmsg(severity, "%s", buf+4); dominik@452: } else { dominik@452: grfmsg(severity, msgstr[msgid], buf+4); dominik@452: } dominik@452: } dominik@452: 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 */ dominik@452: } dominik@452: 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: dominik@452: check_length(len, 5, "ParamSet"); 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) { tron@2345: if (_cur_grffile->param_end < target) dominik@452: oper &= 0x7F; dominik@452: else dominik@452: return; dominik@452: } dominik@452: dominik@452: /* The source1 and source2 operands refer to the grf parameter number dominik@452: * like in action 6 and 7. In addition, they can refer to the special dominik@452: * variables available in action 7, or they can be FF to use the value dominik@452: * of . If referring to parameters that are undefined, a value dominik@452: * of 0 is used instead. */ dominik@452: if (src1 == 0xFF) { dominik@452: src1 = data; dominik@452: } else { tron@2345: src1 = _cur_grffile->param_end >= src1 ? _cur_grffile->param[src1] : 0; dominik@452: } dominik@452: dominik@452: if (src2 == 0xFF) { dominik@452: src2 = data; dominik@452: } else { tron@2345: src2 = _cur_grffile->param_end >= src2 ? _cur_grffile->param[src2] : 0; 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@2345: if ((int32)src2 < 0) tron@2345: res = src1 >> -(int32)src2; dominik@452: else tron@2345: res = src1 << src2; dominik@452: break; tron@2345: dominik@452: case 0x06: tron@2345: if ((int32)src2 < 0) tron@2345: res = (int32)src1 >> -(int32)src2; dominik@452: else tron@2345: res = (int32)src1 << src2; 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: dominik@452: default: dominik@452: grfmsg(GMS_ERROR, "ParamSet: Unknown operation %d, skipping.", oper); tron@2345: 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 tron@2345: DEBUG(grf, 7) ("ParamSet: Skipping unimplemented target 0x%02X", target); tron@2345: break; tron@2345: 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 { tron@2345: DEBUG(grf, 7) ("ParamSet: Skipping unknown target 0x%02X", target); tron@2345: } tron@2345: break; dominik@452: } dominik@452: } dominik@452: 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: dominik@452: check_length(len, 1, "GRFInhibit"); dominik@452: buf++, len--; dominik@452: num = grf_load_byte(&buf); len--; dominik@452: check_length(len, 4 * num, "GRFInhibit"); dominik@452: dominik@452: for (i = 0; i < num; i++) { dominik@452: uint32 grfid = grf_load_dword(&buf); tron@1477: GRFFile *file = GetFileByGRFID(grfid); dominik@452: dominik@452: /* Unset activation flag */ dominik@452: if (file != NULL) { dominik@452: grfmsg(GMS_NOTICE, "GRFInhibit: Deactivating file ``%s''", file->filename); dominik@452: file->flags &= 0xFFFE; dominik@452: } dominik@452: } dominik@452: } dominik@452: dominik@452: dominik@452: static void InitializeGRFSpecial(void) dominik@452: { dominik@452: /* FIXME: We should rather reflect reality in _ttdpatch_flags[]. */ dominik@452: peter1138@2628: _ttdpatch_flags[0] = (_patches.always_small_airport ? (1 << 0x0C) : 0) /* keepsmallairport */ peter1138@2628: | (1 << 0x0E) /* largestations */ peter1138@2628: | (_patches.longbridges ? (1 << 0x0F) : 0) /* longbridges */ peter1138@2628: | (1 << 0x12) /* presignals */ peter1138@2628: | (1 << 0x13) /* extpresignals */ peter1138@2628: | (_patches.never_expire_vehicles ? (1 << 0x16) : 0) /* enginespersist */ peter1138@2628: | (1 << 0x1B); /* multihead */ peter1138@2628: _ttdpatch_flags[1] = (_patches.mammoth_trains ? (1 << 0x08) : 0) /* mammothtrains */ peter1138@2628: | (1 << 0x09) /* trainrefit */ dominik@452: | (1 << 0x14) /* bridgespeedlimits */ dominik@452: | (1 << 0x16) /* eternalgame */ dominik@452: | (1 << 0x17) /* newtrains */ dominik@452: | (1 << 0x18) /* newrvs */ dominik@452: | (1 << 0x19) /* newships */ dominik@452: | (1 << 0x1A) /* newplanes */ peter1138@2628: | (_patches.signal_side ? (1 << 0x1B) : 0); /* signalsontrafficside */ dominik@452: /* Uncomment following if you want to fool the GRF file. dominik@452: * Some GRF files will refuse to load without this dominik@452: * but you can still squeeze something from them even dominik@452: * without the support - i.e. USSet. --pasky */ Darkvater@1862: //| (1 << 0x1C); /* electrifiedrailway */ dominik@452: peter1138@2628: _ttdpatch_flags[2] = (_patches.build_on_slopes ? (1 << 0x0D) : 0) /* buildonslopes */ peter1138@2628: | (_patches.build_on_slopes ? (1 << 0x15) : 0) /* buildoncoasts */ dominik@452: | (1 << 0x16) /* canals */ peter1138@2456: | (1 << 0x17) /* newstartyear */ peter1138@2628: | (1 << 0x1A) /* newbridges */ peter1138@2628: | (_patches.wagon_speed_limits ? (1 << 0x1D) : 0); /* wagonspeedlimits */ peter1138@2628: _ttdpatch_flags[3] = (1 << 0x03) /* pathbasedsignalling */ peter1138@2628: | (1 << 0x0C) /* enhancemultiplayer */ peter1138@2628: | (1 << 0x0E) /* irregularstations */ peter1138@2628: | (1 << 0x10); /* autoreplace */ dominik@452: } dominik@452: peter1138@2463: /** peter1138@2491: * Unload unused sprite groups from the specified GRF file. peter1138@2491: * Called after loading each GRF file. peter1138@2491: * @param file GRF file peter1138@2491: */ peter1138@2491: static void ReleaseSpriteGroups(GRFFile *file) peter1138@2491: { peter1138@2491: int i; peter1138@2491: peter1138@2491: // Bail out if no spritegroups were defined. peter1138@2491: if (file->spritegroups == NULL) peter1138@2491: return; peter1138@2491: peter1138@2491: DEBUG(grf, 6)("ReleaseSpriteGroups: Releasing for `%s'.", file->filename); peter1138@2491: for (i = 0; i < file->spritegroups_count; i++) { peter1138@2491: if (file->spritegroups[i] != NULL) peter1138@2491: UnloadSpriteGroup(&file->spritegroups[i]); peter1138@2491: } peter1138@2491: free(file->spritegroups); peter1138@2491: file->spritegroups = NULL; peter1138@2491: file->spritegroups_count = 0; peter1138@2491: } peter1138@2491: peter1138@2625: static void ResetCustomStations(void) peter1138@2625: { peter1138@2625: GRFFile *file; peter1138@2627: uint i; peter1138@2625: CargoID c; peter1138@2625: peter1138@2625: for (file = _first_grffile; file != NULL; file = file->next) { peter1138@2627: for (i = 0; i < lengthof(file->stations); i++) { peter1138@2627: if (file->stations[i].grfid != file->grfid) continue; peter1138@2625: peter1138@2625: // TODO: Release renderdata, platforms and layouts peter1138@2625: peter1138@2625: // Release this stations sprite groups. peter1138@2625: for (c = 0; c < NUM_GLOBAL_CID; c++) { peter1138@2625: if (file->stations[i].spritegroup[c] != NULL) peter1138@2625: UnloadSpriteGroup(&file->stations[i].spritegroup[c]); peter1138@2625: } peter1138@2625: } peter1138@2625: } peter1138@2625: } peter1138@2625: peter1138@2491: /** peter1138@2463: * Reset all NewGRF loaded data peter1138@2463: * TODO peter1138@2463: */ peter1138@2463: static void ResetNewGRFData(void) peter1138@2463: { tron@3033: uint i; peter1138@2478: peter1138@2463: // Copy/reset original engine info data peter1138@2463: memcpy(&_engine_info, &orig_engine_info, sizeof(orig_engine_info)); peter1138@2463: memcpy(&_rail_vehicle_info, &orig_rail_vehicle_info, sizeof(orig_rail_vehicle_info)); peter1138@2463: memcpy(&_ship_vehicle_info, &orig_ship_vehicle_info, sizeof(orig_ship_vehicle_info)); peter1138@2463: memcpy(&_aircraft_vehicle_info, &orig_aircraft_vehicle_info, sizeof(orig_aircraft_vehicle_info)); peter1138@2463: memcpy(&_road_vehicle_info, &orig_road_vehicle_info, sizeof(orig_road_vehicle_info)); peter1138@2478: peter1138@2478: // Copy/reset original bridge info data peter1138@2478: // First, free sprite table data peter1138@2478: for (i = 0; i < MAX_BRIDGES; i++) { peter1138@2478: if (_bridge[i].sprite_table != NULL) { tron@3033: uint j; tron@3033: tron@3033: for (j = 0; j < 7; j++) free(_bridge[i].sprite_table[j]); peter1138@2478: free(_bridge[i].sprite_table); peter1138@2478: } peter1138@2478: } peter1138@2478: memcpy(&_bridge, &orig_bridge, sizeof(_bridge)); peter1138@2491: peter1138@2611: // Reset refit/cargo class data peter1138@2611: memset(&cargo_allowed, 0, sizeof(cargo_allowed)); peter1138@2611: memset(&cargo_disallowed, 0, sizeof(cargo_disallowed)); peter1138@2611: peter1138@2491: // Unload sprite group data peter1138@2491: UnloadWagonOverrides(); peter1138@2491: UnloadCustomEngineSprites(); peter1138@2769: UnloadCustomEngineNames(); peter1138@2971: ResetEngineListOrder(); peter1138@2506: peter1138@2506: // Reset price base data peter1138@2506: ResetPriceBaseMultipliers(); peter1138@2625: peter1138@2625: // Reset station classes peter1138@2625: ResetStationClasses(); peter1138@2625: ResetCustomStations(); peter1138@2812: peter1138@2812: // Add engine type to engine data. This is needed for the refit precalculation. peter1138@2812: AddTypeToEngines(); peter1138@2463: } peter1138@2463: tron@2342: static void InitNewGRFFile(const char* filename, int sprite_offset) dominik@452: { tron@1477: GRFFile *newfile; dominik@452: pasky@489: newfile = GetFileByFilename(filename); pasky@490: if (newfile != NULL) { pasky@489: /* We already loaded it once. */ pasky@489: newfile->sprite_offset = sprite_offset; pasky@489: _cur_grffile = newfile; pasky@489: return; pasky@489: } pasky@489: tron@1477: newfile = calloc(1, sizeof(*newfile)); dominik@452: tron@3033: if (newfile == NULL) error ("Out of memory"); dominik@452: dominik@452: newfile->filename = strdup(filename); dominik@452: newfile->sprite_offset = sprite_offset; dominik@452: dominik@452: if (_first_grffile == NULL) { dominik@452: _cur_grffile = newfile; dominik@452: _first_grffile = newfile; dominik@452: } else { dominik@452: _cur_grffile->next = newfile; dominik@452: _cur_grffile = newfile; dominik@452: } dominik@452: } dominik@452: peter1138@2611: /** peter1138@2611: * Precalculate refit masks from cargo classes for all vehicles. peter1138@2611: */ peter1138@2611: static void CalculateRefitMasks(void) peter1138@2611: { peter1138@2611: EngineID engine; peter1138@2611: peter1138@2611: for (engine = 0; engine < TOTAL_NUM_ENGINES; engine++) { peter1138@2611: uint32 mask = 0; peter1138@2611: uint32 not_mask = 0; peter1138@2611: uint32 xor_mask = _engine_info[engine].refit_mask; peter1138@2611: byte i; peter1138@2611: peter1138@2611: if (cargo_allowed[engine] != 0) { peter1138@2611: // Build up the list of cargo types from the set cargo classes. peter1138@2611: for (i = 0; i < lengthof(cargo_classes); i++) { tron@3033: if (HASBIT(cargo_allowed[engine], i)) mask |= cargo_classes[i]; tron@3033: if (HASBIT(cargo_disallowed[engine], i)) not_mask |= cargo_classes[i]; peter1138@2611: } peter1138@2611: } else { peter1138@2611: // Don't apply default refit mask to wagons or engines with no capacity tron@3033: if (xor_mask == 0 && ( tron@3033: GetEngine(engine)->type != VEH_Train || ( tron@3033: RailVehInfo(engine)->capacity != 0 && tron@3033: !(RailVehInfo(engine)->flags & RVI_WAGON) tron@3033: ) tron@3033: )) { peter1138@2611: xor_mask = _default_refitmasks[GetEngine(engine)->type - VEH_Train]; tron@3033: } peter1138@2611: } peter1138@2611: _engine_info[engine].refit_mask = ((mask & ~not_mask) ^ xor_mask) & _landscape_global_cargo_mask[_opt.landscape]; peter1138@2611: } peter1138@2611: } dominik@452: dominik@452: /* Here we perform initial decoding of some special sprites (as are they dominik@452: * described at http://www.ttdpatch.net/src/newgrf.txt, but this is only a very dominik@452: * partial implementation yet). */ dominik@452: /* XXX: We consider GRF files trusted. It would be trivial to exploit OTTD by dominik@452: * a crafted invalid GRF file. We should tell that to the user somehow, or dominik@452: * better make this more robust in the future. */ tron@2958: static void DecodeSpecialSprite(uint num, uint stage) dominik@452: { dominik@452: /* XXX: There is a difference between staged loading in TTDPatch and dominik@452: * here. In TTDPatch, for some reason actions 1 and 2 are carried out dominik@452: * during stage 0, whilst action 3 is carried out during stage 1 (to dominik@452: * "resolve" cargo IDs... wtf). This is a little problem, because cargo dominik@452: * IDs are valid only within a given set (action 1) block, and may be dominik@452: * overwritten after action 3 associates them. But overwriting happens dominik@452: * in an earlier stage than associating, so... We just process actions dominik@452: * 1 and 2 in stage 1 now, let's hope that won't get us into problems. dominik@452: * --pasky */ tron@2342: uint32 action_mask = (stage == 0) ? 0x0001FF40 : 0x0001FFBF; tron@2342: static const SpecialSpriteHandler handlers[] = { tron@2342: /* 0x00 */ VehicleChangeInfo, tron@2342: /* 0x01 */ NewSpriteSet, tron@2342: /* 0x02 */ NewSpriteGroup, tron@2342: /* 0x03 */ NewVehicle_SpriteGroupMapping, tron@2342: /* 0x04 */ VehicleNewName, tron@2342: /* 0x05 */ GraphicsNew, tron@2342: /* 0x06 */ CfgApply, tron@2342: /* 0x07 */ SkipIf, tron@2342: /* 0x08 */ GRFInfo, tron@2342: /* 0x09 */ SkipIf, tron@2342: /* 0x0A */ SpriteReplace, tron@2342: /* 0x0B */ GRFError, tron@2342: /* 0x0C */ GRFComment, tron@2342: /* 0x0D */ ParamSet, tron@2342: /* 0x0E */ GRFInhibit, tron@2342: /* 0x0F */ NULL, // TODO implement tron@2342: /* 0x10 */ NULL // TODO implement tron@2342: }; dominik@452: tron@2342: byte* buf = malloc(num); tron@2342: byte action; dominik@452: tron@2342: if (buf == NULL) error("DecodeSpecialSprite: Could not allocate memory"); dominik@452: tron@2342: FioReadBlock(buf, num); tron@2342: action = buf[0]; tron@2342: tron@2342: if (action >= lengthof(handlers)) { tron@2342: DEBUG(grf, 7) ("Skipping unknown action 0x%02X", action); tron@2645: } else if (!HASBIT(action_mask, action)) { tron@2342: DEBUG(grf, 7) ("Skipping action 0x%02X in stage %d", action, stage); tron@2645: } else if (handlers[action] == NULL) { tron@2645: DEBUG(grf, 7) ("Skipping unsupported Action 0x%02X", action); tron@2645: } else { tron@2645: DEBUG(grf, 7) ("Handling action 0x%02X in stage %d", action, stage); tron@2645: handlers[action](buf, num); tron@2342: } tron@2342: free(buf); tron@2342: } tron@2342: tron@2342: tron@2342: static void LoadNewGRFFile(const char* filename, uint file_index, uint stage) tron@2342: { tron@2342: uint16 num; tron@2342: tron@2342: /* A .grf file is activated only if it was active when the game was tron@2342: * started. If a game is loaded, only its active .grfs will be tron@2342: * reactivated, unless "loadallgraphics on" is used. A .grf file is tron@2342: * considered active if its action 8 has been processed, i.e. its tron@2342: * action 8 hasn't been skipped using an action 7. tron@2342: * tron@2342: * During activation, only actions 0, 1, 2, 3, 4, 5, 7, 8, 9, 0A and 0B are tron@2342: * carried out. All others are ignored, because they only need to be tron@2342: * processed once at initialization. */ tron@2342: if (stage != 0) { tron@2342: _cur_grffile = GetFileByFilename(filename); tron@2342: if (_cur_grffile == NULL) error("File ``%s'' lost in cache.\n", filename); tron@2342: if (!(_cur_grffile->flags & 0x0001)) return; tron@2342: } tron@2342: tron@2342: FioOpenFile(file_index, filename); tron@2342: _file_index = file_index; // XXX tron@2342: tron@2342: DEBUG(grf, 7) ("Reading NewGRF-file '%s'", filename); tron@2342: tron@2342: /* Skip the first sprite; we don't care about how many sprites this tron@2342: * does contain; newest TTDPatches and George's longvehicles don't tron@2342: * neither, apparently. */ tron@2342: if (FioReadWord() == 4 && FioReadByte() == 0xFF) { tron@2342: FioReadDword(); tron@2342: } else { tron@2342: error("Custom .grf has invalid format."); tron@2342: } tron@2342: tron@2342: _skip_sprites = 0; // XXX peter1138@2849: nfo_line = 0; tron@2342: tron@2342: while ((num = FioReadWord()) != 0) { tron@2342: byte type = FioReadByte(); peter1138@2849: nfo_line++; tron@2342: tron@2342: if (type == 0xFF) { tron@2342: if (_skip_sprites == 0) { tron@2958: DecodeSpecialSprite(num, stage); tron@2342: continue; tron@2342: } else { tron@2342: FioSkipBytes(num); tron@1611: } dominik@452: } else { tron@2342: if (_skip_sprites == 0) DEBUG(grf, 7) ("Skipping unexpected sprite"); tron@2342: tron@2342: FioSkipBytes(7); tron@2342: num -= 8; tron@2342: tron@2342: if (type & 2) { tron@2342: FioSkipBytes(num); tron@2342: } else { tron@2342: while (num > 0) { tron@2342: int8 i = FioReadByte(); tron@2342: if (i >= 0) { tron@2342: num -= i; tron@2342: FioSkipBytes(i); tron@2342: } else { tron@2342: i = -(i >> 3); tron@2342: num -= i; tron@2342: FioReadByte(); tron@2342: } tron@2342: } tron@2342: } dominik@452: } tron@2342: tron@2342: if (_skip_sprites > 0) _skip_sprites--; tron@2342: } peter1138@2491: peter1138@2491: // Release our sprite group references. peter1138@2491: // Any groups that are referenced elsewhere will be cleaned up later. peter1138@2491: // This removes groups that aren't used. (Perhaps skipped?) peter1138@2491: ReleaseSpriteGroups(_cur_grffile); tron@2342: } tron@2342: tron@2342: tron@2342: void LoadNewGRF(uint load_index, uint file_index) tron@2342: { tron@2342: uint stage; tron@2342: peter1138@2930: InitializeGRFSpecial(); dominik@452: peter1138@2463: ResetNewGRFData(); peter1138@2463: tron@2342: /* Load newgrf sprites tron@2342: * in each loading stage, (try to) open each file specified in the config tron@2342: * and load information from it. */ tron@2342: _custom_sprites_base = load_index; tron@2342: for (stage = 0; stage < 2; stage++) { tron@2400: uint slot = file_index; tron@2342: uint j; tron@2342: tron@2342: _cur_stage = stage; tron@2342: _cur_spriteid = load_index; tron@2342: for (j = 0; j != lengthof(_newgrf_files) && _newgrf_files[j] != NULL; j++) { tron@2342: if (!FiosCheckFileExists(_newgrf_files[j])) { tron@2342: // TODO: usrerror() tron@2342: error("NewGRF file missing: %s", _newgrf_files[j]); tron@2342: } tron@2342: if (stage == 0) InitNewGRFFile(_newgrf_files[j], _cur_spriteid); tron@2400: LoadNewGRFFile(_newgrf_files[j], slot++, stage); tron@2342: DEBUG(spritecache, 2) ("Currently %i sprites are loaded", load_index); tron@2342: } tron@2342: } peter1138@2611: peter1138@2611: // Pre-calculate all refit masks after loading GRF files peter1138@2611: CalculateRefitMasks(); dominik@452: }