00001
00002
00005 #include "stdafx.h"
00006 #include "openttd.h"
00007 #include "debug.h"
00008 #include "variables.h"
00009 #include "landscape.h"
00010 #include "industry.h"
00011 #include "industry_map.h"
00012 #include "newgrf.h"
00013 #include "newgrf_callbacks.h"
00014 #include "newgrf_spritegroup.h"
00015 #include "newgrf_industries.h"
00016 #include "newgrf_industrytiles.h"
00017 #include "newgrf_commons.h"
00018 #include "newgrf_text.h"
00019 #include "newgrf_town.h"
00020 #include "window_func.h"
00021 #include "town.h"
00022 #include "player_func.h"
00023 #include "player_base.h"
00024 #include "command_func.h"
00025
00026 #include "table/strings.h"
00027
00028 static uint32 _industry_creation_random_bits;
00029
00030
00031
00032
00033 IndustryOverrideManager _industry_mngr(NEW_INDUSTRYOFFSET, NUM_INDUSTRYTYPES, INVALID_INDUSTRYTYPE);
00034 IndustryTileOverrideManager _industile_mngr(NEW_INDUSTRYTILEOFFSET, NUM_INDUSTRYTILES, INVALID_INDUSTRYTILE);
00035
00036 IndustryType MapNewGRFIndustryType(IndustryType grf_type, uint32 grf_id)
00037 {
00038 if (grf_type == IT_INVALID) return IT_INVALID;
00039 if (!HasBit(grf_type, 7)) return GB(grf_type, 0, 6);
00040
00041 return _industry_mngr.GetID(GB(grf_type, 0, 6), grf_id);
00042 }
00043
00044 static uint32 GetGRFParameter(IndustryType ind_id, byte parameter)
00045 {
00046 const IndustrySpec *indspec = GetIndustrySpec(ind_id);
00047 const GRFFile *file = indspec->grf_prop.grffile;
00048
00049 if (parameter >= file->param_end) return 0;
00050 return file->param[parameter];
00051 }
00052
00060 static uint GetClosestWaterDistance(TileIndex tile, bool water)
00061 {
00062 if (IsTileType(tile, MP_WATER) == water) return 0;
00063
00064 uint max_dist = water ? 0x7F : 0x200;
00065
00066 int x = TileX(tile);
00067 int y = TileY(tile);
00068
00069 uint max_x = MapMaxX();
00070 uint max_y = MapMaxY();
00071
00072
00073 for (uint dist = 1; dist < max_dist; dist++) {
00074
00075 y--;
00076
00077
00078 for (DiagDirection dir = DIAGDIR_BEGIN; dir < DIAGDIR_END; dir++) {
00079 static const int8 ddx[DIAGDIR_END] = { -1, 1, 1, -1};
00080 static const int8 ddy[DIAGDIR_END] = { 1, 1, -1, -1};
00081
00082 int dx = ddx[dir];
00083 int dy = ddy[dir];
00084
00085
00086 for (uint a = 0; a < dist; a++) {
00087
00088 if (IsInsideMM(x, 0, max_x) && IsInsideMM(y, 0, max_y)) {
00089 TileIndex t = TileXY(x, y);
00090 if (IsTileType(t, MP_WATER) == water) return dist;
00091 }
00092 x += dx;
00093 y += dy;
00094 }
00095 }
00096 }
00097
00098 if (!water) {
00099
00100 for (TileIndex t = 0; t < MapSize(); t++) {
00101 if (!IsTileType(t, MP_VOID) && !IsTileType(t, MP_WATER)) return 0x1FF;
00102 }
00103 }
00104
00105 return max_dist;
00106 }
00107
00113 uint32 GetIndustryIDAtOffset(TileIndex tile, const Industry *i)
00114 {
00115 if (!IsTileType(tile, MP_INDUSTRY) || GetIndustryIndex(tile) != i->index) {
00116
00117 return 0xFFFF;
00118 }
00119
00120 IndustryGfx gfx = GetCleanIndustryGfx(tile);
00121 const IndustryTileSpec *indtsp = GetIndustryTileSpec(gfx);
00122 const IndustrySpec *indold = GetIndustrySpec(i->type);
00123
00124 if (gfx < NEW_INDUSTRYOFFSET) {
00125
00126 if (indtsp->grf_prop.override == INVALID_INDUSTRYTILE) {
00127 return 0xFF << 8 | gfx;
00128 }
00129
00130 const IndustryTileSpec *tile_ovr = GetIndustryTileSpec(indtsp->grf_prop.override);
00131
00132 if (tile_ovr->grf_prop.grffile->grfid == indold->grf_prop.grffile->grfid) {
00133 return tile_ovr->grf_prop.local_id;
00134 } else {
00135 return 0xFFFE;
00136 }
00137 }
00138
00139 if (indtsp->grf_prop.spritegroup != NULL) {
00140 if (indtsp->grf_prop.grffile->grfid == indold->grf_prop.grffile->grfid) {
00141 return indtsp->grf_prop.local_id;
00142 } else {
00143 return 0xFFFE;
00144 }
00145 }
00146
00147 return 0xFF << 8 | indtsp->grf_prop.subst_id;
00148 }
00149
00150 static uint32 GetClosestIndustry(TileIndex tile, IndustryType type, const Industry *current)
00151 {
00152 uint32 best_dist = MAX_UVALUE(uint32);
00153 const Industry *i;
00154 FOR_ALL_INDUSTRIES(i) {
00155 if (i->type != type || i == current) continue;
00156
00157 best_dist = min(best_dist, DistanceManhattan(tile, i->xy));
00158 }
00159
00160 return best_dist;
00161 }
00162
00171 static uint32 GetCountAndDistanceOfClosestInstance(byte param_setID, byte layout_filter, const Industry *current)
00172 {
00173 uint32 GrfID = GetRegister(0x100);
00174 IndustryType ind_index;
00175 uint32 closest_dist = MAX_UVALUE(uint32);
00176 byte count = 0;
00177
00178
00179 switch (GrfID) {
00180 case 0:
00181 ind_index = param_setID;
00182 break;
00183
00184 case 0xFFFFFFFF:
00185 GrfID = GetIndustrySpec(current->type)->grf_prop.grffile->grfid;
00186
00187
00188 default:
00189 SetBit(param_setID, 7);
00190 ind_index = MapNewGRFIndustryType(param_setID, GrfID);
00191 break;
00192 }
00193
00194 if (layout_filter == 0) {
00195
00196
00197 closest_dist = GetClosestIndustry(current->xy, ind_index, current);
00198 count = GetIndustryTypeCount(ind_index);
00199 } else {
00200
00201
00202 const Industry *i;
00203 FOR_ALL_INDUSTRIES(i) {
00204 if (i->type == ind_index && i != current && i->selected_layout == layout_filter) {
00205 closest_dist = min(closest_dist, DistanceManhattan(current->xy, i->xy));
00206 count++;
00207 }
00208 }
00209 }
00210
00211 return count << 16 | GB(closest_dist, 0, 16);
00212 }
00213
00220 uint32 IndustryGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
00221 {
00222 const Industry *industry = object->u.industry.ind;
00223 TileIndex tile = object->u.industry.tile;
00224 IndustryType type = object->u.industry.type;
00225 const IndustrySpec *indspec = GetIndustrySpec(type);
00226
00227
00228 if (object->u.industry.gfx == INVALID_INDUSTRYTILE && object->scope == VSG_SCOPE_PARENT) {
00229
00230 const Town *t;
00231
00232 if (industry != NULL) {
00233 t = industry->town;
00234 } else if (tile != INVALID_TILE) {
00235 t = ClosestTownFromTile(tile, UINT_MAX);
00236 } else {
00237 *available = false;
00238 return UINT_MAX;
00239 }
00240
00241 return TownGetVariable(variable, parameter, available, t);
00242 }
00243
00244 if (industry == NULL) {
00245
00246 switch (variable) {
00247
00248 case 0x7F: return GetGRFParameter(type, parameter);
00249
00250 case 0x43: return GetClosestWaterDistance(tile, (indspec->behaviour & INDUSTRYBEH_BUILT_ONWATER) == 0);
00251 }
00252
00253 DEBUG(grf, 1, "Unhandled property 0x%X (no available industry) in callback 0x%x", variable, object->callback);
00254
00255 *available = false;
00256 return UINT_MAX;
00257 }
00258
00259 switch (variable) {
00260 case 0x40:
00261 case 0x41:
00262 case 0x42: {
00263 uint16 callback = indspec->callback_flags;
00264 if (HasBit(callback, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HasBit(callback, CBM_IND_PRODUCTION_256_TICKS)) {
00265 if ((indspec->behaviour & INDUSTRYBEH_PROD_MULTI_HNDLING) != 0) {
00266 return min(industry->incoming_cargo_waiting[variable - 0x40] / industry->prod_level, (uint16)0xFFFF);
00267 } else {
00268 return min(industry->incoming_cargo_waiting[variable - 0x40], (uint16)0xFFFF);
00269 }
00270 } else {
00271 return 0;
00272 }
00273 }
00274
00275
00276 case 0x43: return GetClosestWaterDistance(tile, (indspec->behaviour & INDUSTRYBEH_BUILT_ONWATER) == 0);
00277
00278
00279 case 0x44: return industry->selected_layout;
00280
00281
00282 case 0x45: {
00283 byte colours;
00284 bool is_ai = false;
00285
00286 if (IsValidPlayer(industry->founder)) {
00287 const Player *p = GetPlayer(industry->founder);
00288 const Livery *l = &p->livery[LS_DEFAULT];
00289
00290 is_ai = p->is_ai;
00291 colours = l->colour1 + l->colour2 * 16;
00292 } else {
00293 colours = GB(Random(), 0, 8);
00294 }
00295
00296 return industry->founder | (is_ai ? 0x10000 : 0) | (colours << 24);
00297 }
00298
00299
00300 case 0x60: return GetIndustryIDAtOffset(GetNearbyTile(parameter, industry->xy), industry);
00301
00302
00303 case 0x61:
00304 tile = GetNearbyTile(parameter, tile);
00305 return (IsTileType(tile, MP_INDUSTRY) && GetIndustryByTile(tile) == industry) ? GetIndustryRandomBits(tile) : 0;
00306
00307
00308 case 0x62: return GetNearbyIndustryTileInformation(parameter, tile, INVALID_INDUSTRY);
00309
00310
00311 case 0x63:
00312 tile = GetNearbyTile(parameter, tile);
00313 if (IsTileType(tile, MP_INDUSTRY) && GetIndustryByTile(tile) == industry) {
00314 return GetIndustryAnimationState(tile);
00315 }
00316 return 0xFFFFFFFF;
00317
00318
00319 case 0x64: return GetClosestIndustry(tile, MapNewGRFIndustryType(parameter, indspec->grf_prop.grffile->grfid), industry);
00320
00321 case 0x65: return GetTownRadiusGroup(industry->town, tile) << 16 | min(DistanceManhattan(tile, industry->town->xy), 0xFFFF);
00322
00323 case 0x66: return GetTownRadiusGroup(industry->town, tile) << 16 | min(DistanceSquare(tile, industry->town->xy), 0xFFFF);
00324
00325
00326
00327 case 0x67:
00328 case 0x68: return GetCountAndDistanceOfClosestInstance(parameter, variable == 0x68 ? GB(GetRegister(0x101), 0, 8) : 0, industry);
00329
00330
00331 case 0x7C: return industry->psa.Get(parameter);
00332
00333
00334 case 0x7F: return GetGRFParameter(type, parameter);
00335
00336
00337 case 0x80: return industry->xy;
00338 case 0x81: return GB(industry->xy, 8, 8);
00339
00340 case 0x82: return industry->town->index;
00341 case 0x83:
00342 case 0x84:
00343 case 0x85: DEBUG(grf, 0, "NewGRFs shouldn't be doing pointer magic"); break;
00344 case 0x86: return industry->width;
00345 case 0x87: return industry->height;
00346
00347 case 0x88:
00348 case 0x89: return industry->produced_cargo[variable - 0x88];
00349 case 0x8A: return industry->produced_cargo_waiting[0];
00350 case 0x8B: return GB(industry->produced_cargo_waiting[0], 8, 8);
00351 case 0x8C: return industry->produced_cargo_waiting[1];
00352 case 0x8D: return GB(industry->produced_cargo_waiting[1], 8, 8);
00353 case 0x8E:
00354 case 0x8F: return industry->production_rate[variable - 0x8E];
00355 case 0x90:
00356 case 0x91:
00357 case 0x92: return industry->accepts_cargo[variable - 0x90];
00358 case 0x93: return industry->prod_level;
00359
00360 case 0x94: return industry->this_month_production[0];
00361 case 0x95: return GB(industry->this_month_production[0], 8, 8);
00362 case 0x96: return industry->this_month_production[1];
00363 case 0x97: return GB(industry->this_month_production[1], 8, 8);
00364
00365 case 0x98: return industry->this_month_transported[0];
00366 case 0x99: return GB(industry->this_month_transported[0], 8, 8);
00367 case 0x9A: return industry->this_month_transported[1];
00368 case 0x9B: return GB(industry->this_month_transported[0], 8, 8);
00369
00370 case 0x9C:
00371 case 0x9D: return industry->last_month_pct_transported[variable - 0x9C];
00372
00373 case 0x9E: return industry->last_month_production[0];
00374 case 0x9F: return GB(industry->last_month_production[0], 8, 8);
00375 case 0xA0: return industry->last_month_production[1];
00376 case 0xA1: return GB(industry->last_month_production[1], 8, 8);
00377
00378 case 0xA2: return industry->last_month_transported[0];
00379 case 0xA3: return GB(industry->last_month_transported[0], 8, 8);
00380 case 0xA4: return industry->last_month_transported[1];
00381 case 0xA5: return GB(industry->last_month_transported[0], 8, 8);
00382
00383 case 0xA6: return industry->type;
00384 case 0xA7: return industry->founder;
00385 case 0xA8: return industry->random_color;
00386 case 0xA9: return Clamp(industry->last_prod_year - ORIGINAL_BASE_YEAR, 0, 255);
00387 case 0xAA: return industry->counter;
00388 case 0xAB: return GB(industry->counter, 8, 8);
00389 case 0xAC: return industry->was_cargo_delivered;
00390
00391 case 0xB0: return Clamp(industry->construction_date - DAYS_TILL_ORIGINAL_BASE_YEAR, 0, 65535);
00392 case 0xB3: return industry->construction_type;
00393 case 0xB4: return Clamp(industry->last_cargo_accepted_at - DAYS_TILL_ORIGINAL_BASE_YEAR, 0, 65535);
00394 }
00395
00396 DEBUG(grf, 1, "Unhandled industry property 0x%X", variable);
00397
00398 *available = false;
00399 return (uint32)-1;
00400 }
00401
00402 static const SpriteGroup *IndustryResolveReal(const ResolverObject *object, const SpriteGroup *group)
00403 {
00404
00405 return NULL;
00406 }
00407
00408 static uint32 IndustryGetRandomBits(const ResolverObject *object)
00409 {
00410 return object->u.industry.ind == NULL ? 0 : object->u.industry.ind->random;
00411 }
00412
00413 static uint32 IndustryGetTriggers(const ResolverObject *object)
00414 {
00415 return object->u.industry.ind == NULL ? 0 : object->u.industry.ind->random_triggers;
00416 }
00417
00418 static void IndustrySetTriggers(const ResolverObject *object, int triggers)
00419 {
00420 if (object->u.industry.ind == NULL) return;
00421 object->u.industry.ind->random_triggers = triggers;
00422 }
00423
00424 static void NewIndustryResolver(ResolverObject *res, TileIndex tile, Industry *indus, IndustryType type)
00425 {
00426 res->GetRandomBits = IndustryGetRandomBits;
00427 res->GetTriggers = IndustryGetTriggers;
00428 res->SetTriggers = IndustrySetTriggers;
00429 res->GetVariable = IndustryGetVariable;
00430 res->ResolveReal = IndustryResolveReal;
00431
00432 res->psa = &indus->psa;
00433 res->u.industry.tile = tile;
00434 res->u.industry.ind = indus;
00435 res->u.industry.gfx = INVALID_INDUSTRYTILE;
00436 res->u.industry.type = type;
00437
00438 res->callback = CBID_NO_CALLBACK;
00439 res->callback_param1 = 0;
00440 res->callback_param2 = 0;
00441 res->last_value = 0;
00442 res->trigger = 0;
00443 res->reseed = 0;
00444 }
00445
00446 uint16 GetIndustryCallback(CallbackID callback, uint32 param1, uint32 param2, Industry *industry, IndustryType type, TileIndex tile)
00447 {
00448 ResolverObject object;
00449 const SpriteGroup *group;
00450
00451 NewIndustryResolver(&object, tile, industry, type);
00452 object.callback = callback;
00453 object.callback_param1 = param1;
00454 object.callback_param2 = param2;
00455
00456 group = Resolve(GetIndustrySpec(type)->grf_prop.spritegroup, &object);
00457 if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED;
00458
00459 return group->g.callback.result;
00460 }
00461
00462 uint32 IndustryLocationGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
00463 {
00464 const Industry *industry = object->u.industry.ind;
00465 TileIndex tile = object->u.industry.tile;
00466
00467 if (object->scope == VSG_SCOPE_PARENT) {
00468 return TownGetVariable(variable, parameter, available, industry->town);
00469 }
00470
00471 switch (variable) {
00472 case 0x80: return tile;
00473 case 0x81: return GB(tile, 8, 8);
00474
00475
00476 case 0x82: return industry->town->index;
00477 case 0x83:
00478 case 0x84:
00479 case 0x85: DEBUG(grf, 0, "NewGRFs shouldn't be doing pointer magic"); break;
00480
00481
00482 case 0x86: return industry->selected_layout;
00483
00484
00485 case 0x87: return GetTerrainType(tile);
00486
00487
00488 case 0x88: return GetTownRadiusGroup(industry->town, tile);
00489
00490
00491 case 0x89: return min(DistanceManhattan(industry->town->xy, tile), 255);
00492
00493
00494 case 0x8A: return GetTileZ(tile);
00495
00496
00497 case 0x8B: return GetClosestWaterDistance(tile, (GetIndustrySpec(industry->type)->behaviour & INDUSTRYBEH_BUILT_ONWATER) == 0);
00498
00499
00500 case 0x8D: return min(DistanceSquare(industry->town->xy, tile), 65535);
00501
00502
00503 case 0x8F: return _industry_creation_random_bits;
00504 }
00505
00506
00507 return IndustryGetVariable(object, variable, parameter, available);
00508 }
00509
00510 bool CheckIfCallBackAllowsCreation(TileIndex tile, IndustryType type, uint itspec_index, uint32 seed)
00511 {
00512 const IndustrySpec *indspec = GetIndustrySpec(type);
00513
00514 ResolverObject object;
00515 const SpriteGroup *group;
00516
00517 Industry ind;
00518 ind.index = INVALID_INDUSTRY;
00519 ind.xy = tile;
00520 ind.width = 0;
00521 ind.type = type;
00522 ind.selected_layout = itspec_index;
00523 ind.town = ClosestTownFromTile(tile, (uint)-1);
00524
00525 NewIndustryResolver(&object, tile, &ind, type);
00526 object.GetVariable = IndustryLocationGetVariable;
00527 object.callback = CBID_INDUSTRY_LOCATION;
00528 _industry_creation_random_bits = seed;
00529
00530 group = Resolve(GetIndustrySpec(type)->grf_prop.spritegroup, &object);
00531
00532
00533
00534 if (group == NULL || group->type != SGT_CALLBACK) return true;
00535
00536
00537 SwitchToErrorRefStack();
00538 PrepareTextRefStackUsage(4);
00539 SwitchToNormalRefStack();
00540
00541 switch (group->g.callback.result) {
00542 case 0x400: return true;
00543 case 0x401: _error_message = STR_0239_SITE_UNSUITABLE; break;
00544 case 0x402: _error_message = STR_0317_CAN_ONLY_BE_BUILT_IN_RAINFOREST; break;
00545 case 0x403: _error_message = STR_0318_CAN_ONLY_BE_BUILT_IN_DESERT; break;
00546 default: _error_message = GetGRFStringID(indspec->grf_prop.grffile->grfid, 0xD000 + group->g.callback.result); break;
00547 }
00548
00549 return false;
00550 }
00551
00552 bool CheckIfCallBackAllowsAvailability(IndustryType type, IndustryAvailabilityCallType creation_type)
00553 {
00554 const IndustrySpec *indspec = GetIndustrySpec(type);
00555
00556 if (HasBit(indspec->callback_flags, CBM_IND_AVAILABLE)) {
00557 uint16 res = GetIndustryCallback(CBID_INDUSTRY_AVAILABLE, 0, creation_type, NULL, type, INVALID_TILE);
00558 if (res != CALLBACK_FAILED) {
00559 return (res == 0);
00560 }
00561 }
00562 return true;
00563 }
00564
00565 static int32 DerefIndProd(uint field, bool use_register)
00566 {
00567 return use_register ? (int32)GetRegister(field) : field;
00568 }
00569
00575 void IndustryProductionCallback(Industry *ind, int reason)
00576 {
00577 const IndustrySpec *spec = GetIndustrySpec(ind->type);
00578 ResolverObject object;
00579 NewIndustryResolver(&object, ind->xy, ind, ind->type);
00580 if ((spec->behaviour & INDUSTRYBEH_PRODCALLBACK_RANDOM) != 0) object.callback_param1 = Random();
00581 int multiplier = 1;
00582 if ((spec->behaviour & INDUSTRYBEH_PROD_MULTI_HNDLING) != 0) multiplier = ind->prod_level;
00583 object.callback_param2 = reason;
00584
00585 for (uint loop = 0;; loop++) {
00586 SB(object.callback_param2, 8, 16, loop);
00587 const SpriteGroup *group = Resolve(spec->grf_prop.spritegroup, &object);
00588 if (group == NULL || group->type != SGT_INDUSTRY_PRODUCTION) break;
00589
00590 bool deref = (group->g.indprod.version == 1);
00591
00592 for (uint i = 0; i < 3; i++) {
00593 ind->incoming_cargo_waiting[i] = Clamp(ind->incoming_cargo_waiting[i] - DerefIndProd(group->g.indprod.substract_input[i], deref) * multiplier, 0, 0xFFFF);
00594 }
00595 for (uint i = 0; i < 2; i++) {
00596 ind->produced_cargo_waiting[i] = Clamp(ind->produced_cargo_waiting[i] + max(DerefIndProd(group->g.indprod.add_output[i], deref), 0) * multiplier, 0, 0xFFFF);
00597 }
00598
00599 int32 again = DerefIndProd(group->g.indprod.again, deref);
00600 if (again == 0) break;
00601
00602 SB(object.callback_param2, 24, 8, again);
00603 }
00604
00605 InvalidateWindow(WC_INDUSTRY_VIEW, ind->index);
00606 }