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00012 #include "stdafx.h"
00013 #include "variables.h"
00014 #include "debug.h"
00015 #include "viewport_func.h"
00016 #include "landscape.h"
00017 #include "newgrf.h"
00018 #include "newgrf_commons.h"
00019 #include "newgrf_industries.h"
00020 #include "newgrf_industrytiles.h"
00021 #include "newgrf_sound.h"
00022 #include "newgrf_text.h"
00023 #include "industry.h"
00024 #include "functions.h"
00025 #include "town.h"
00026 #include "command_func.h"
00027 #include "animated_tile_func.h"
00028 #include "water.h"
00029 #include "sprite.h"
00030
00031 #include "table/strings.h"
00032
00040 uint32 GetNearbyIndustryTileInformation(byte parameter, TileIndex tile, IndustryID index)
00041 {
00042 if (parameter != 0) tile = GetNearbyTile(parameter, tile);
00043 bool is_same_industry = (IsTileType(tile, MP_INDUSTRY) && GetIndustryIndex(tile) == index);
00044
00045 return GetNearbyTileInformation(tile) | (is_same_industry ? 1 : 0) << 8;
00046 }
00047
00058 static uint32 GetRelativePosition(TileIndex tile, TileIndex ind_tile)
00059 {
00060 byte x = TileX(tile) - TileX(ind_tile);
00061 byte y = TileY(tile) - TileY(ind_tile);
00062
00063 return ((y & 0xF) << 20) | ((x & 0xF) << 16) | (y << 8) | x;
00064 }
00065
00066 static uint32 IndustryTileGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
00067 {
00068 const Industry *inds = object->u.industry.ind;
00069 TileIndex tile = object->u.industry.tile;
00070
00071 if (object->scope == VSG_SCOPE_PARENT) {
00072 return IndustryGetVariable(object, variable, parameter, available);
00073 }
00074
00075 switch (variable) {
00076
00077 case 0x40: return (IsTileType(tile, MP_INDUSTRY)) ? GetIndustryConstructionStage(tile) : 0;
00078
00079
00080 case 0x41: return GetTerrainType(tile);
00081
00082
00083 case 0x42: return GetTownRadiusGroup(ClosestTownFromTile(tile, UINT_MAX), tile);
00084
00085
00086 case 0x43: return GetRelativePosition(tile, inds->location.tile);
00087
00088
00089 case 0x44: return (IsTileType(tile, MP_INDUSTRY)) ? GetIndustryAnimationState(tile) : 0;
00090
00091
00092 case 0x60: return GetNearbyIndustryTileInformation(parameter, tile, inds == NULL ? (IndustryID)INVALID_INDUSTRY : inds->index);
00093
00094
00095 case 0x61:
00096 tile = GetNearbyTile(parameter, tile);
00097 if (IsTileType(tile, MP_INDUSTRY) && Industry::GetByTile(tile) == inds) {
00098 return GetIndustryAnimationState(tile);
00099 }
00100 return UINT_MAX;
00101
00102
00103 case 0x62: return GetIndustryIDAtOffset(GetNearbyTile(parameter, tile), inds, object->grffile->grfid);
00104 }
00105
00106 DEBUG(grf, 1, "Unhandled industry tile property 0x%X", variable);
00107
00108 *available = false;
00109 return UINT_MAX;
00110 }
00111
00112 static const SpriteGroup *IndustryTileResolveReal(const ResolverObject *object, const RealSpriteGroup *group)
00113 {
00114
00115 return NULL;
00116 }
00117
00118 static uint32 IndustryTileGetRandomBits(const ResolverObject *object)
00119 {
00120 const TileIndex tile = object->u.industry.tile;
00121 if (tile == INVALID_TILE || !IsTileType(tile, MP_INDUSTRY)) return 0;
00122 return (object->scope == VSG_SCOPE_SELF) ? GetIndustryRandomBits(tile) : Industry::GetByTile(tile)->random;
00123 }
00124
00125 static uint32 IndustryTileGetTriggers(const ResolverObject *object)
00126 {
00127 const TileIndex tile = object->u.industry.tile;
00128 if (tile == INVALID_TILE || !IsTileType(tile, MP_INDUSTRY)) return 0;
00129 return (object->scope == VSG_SCOPE_SELF) ? GetIndustryTriggers(tile) : Industry::GetByTile(tile)->random_triggers;
00130 }
00131
00132 static void IndustryTileSetTriggers(const ResolverObject *object, int triggers)
00133 {
00134 const TileIndex tile = object->u.industry.tile;
00135 if (tile == INVALID_TILE || !IsTileType(tile, MP_INDUSTRY)) return;
00136
00137 if (object->scope == VSG_SCOPE_SELF) {
00138 SetIndustryTriggers(tile, triggers);
00139 } else {
00140 Industry::GetByTile(tile)->random_triggers = triggers;
00141 }
00142 }
00143
00144 static void NewIndustryTileResolver(ResolverObject *res, IndustryGfx gfx, TileIndex tile, Industry *indus)
00145 {
00146 res->GetRandomBits = IndustryTileGetRandomBits;
00147 res->GetTriggers = IndustryTileGetTriggers;
00148 res->SetTriggers = IndustryTileSetTriggers;
00149 res->GetVariable = IndustryTileGetVariable;
00150 res->ResolveReal = IndustryTileResolveReal;
00151
00152 res->psa = &indus->psa;
00153 res->u.industry.tile = tile;
00154 res->u.industry.ind = indus;
00155 res->u.industry.gfx = gfx;
00156 res->u.industry.type = indus->type;
00157
00158 res->callback = CBID_NO_CALLBACK;
00159 res->callback_param1 = 0;
00160 res->callback_param2 = 0;
00161 res->last_value = 0;
00162 res->trigger = 0;
00163 res->reseed = 0;
00164 res->count = 0;
00165
00166 const IndustryTileSpec *its = GetIndustryTileSpec(gfx);
00167 res->grffile = (its != NULL ? its->grf_prop.grffile : NULL);
00168 }
00169
00170 static void IndustryDrawTileLayout(const TileInfo *ti, const TileLayoutSpriteGroup *group, byte rnd_colour, byte stage, IndustryGfx gfx)
00171 {
00172 const DrawTileSprites *dts = group->dts;
00173
00174 SpriteID image = dts->ground.sprite;
00175 PaletteID pal = dts->ground.pal;
00176
00177 if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) image += stage;
00178
00179 if (GB(image, 0, SPRITE_WIDTH) != 0) {
00180
00181
00182 if (image == SPR_FLAT_WATER_TILE && IsIndustryTileOnWater(ti->tile)) {
00183 DrawWaterClassGround(ti);
00184 } else {
00185 DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, GENERAL_SPRITE_COLOUR(rnd_colour)));
00186 }
00187 }
00188
00189 DrawNewGRFTileSeq(ti, dts, TO_INDUSTRIES, stage, GENERAL_SPRITE_COLOUR(rnd_colour));
00190 }
00191
00192 uint16 GetIndustryTileCallback(CallbackID callback, uint32 param1, uint32 param2, IndustryGfx gfx_id, Industry *industry, TileIndex tile)
00193 {
00194 ResolverObject object;
00195 const SpriteGroup *group;
00196
00197 NewIndustryTileResolver(&object, gfx_id, tile, industry);
00198 object.callback = callback;
00199 object.callback_param1 = param1;
00200 object.callback_param2 = param2;
00201
00202 group = SpriteGroup::Resolve(GetIndustryTileSpec(gfx_id)->grf_prop.spritegroup, &object);
00203 if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED;
00204
00205 return group->GetCallbackResult();
00206 }
00207
00208 bool DrawNewIndustryTile(TileInfo *ti, Industry *i, IndustryGfx gfx, const IndustryTileSpec *inds)
00209 {
00210 const SpriteGroup *group;
00211 ResolverObject object;
00212
00213 if (ti->tileh != SLOPE_FLAT) {
00214 bool draw_old_one = true;
00215 if (HasBit(inds->callback_mask, CBM_INDT_DRAW_FOUNDATIONS)) {
00216
00217 uint32 callback_res = GetIndustryTileCallback(CBID_INDUSTRY_DRAW_FOUNDATIONS, 0, 0, gfx, i, ti->tile);
00218 draw_old_one = (callback_res != 0);
00219 }
00220
00221 if (draw_old_one) DrawFoundation(ti, FOUNDATION_LEVELED);
00222 }
00223
00224 NewIndustryTileResolver(&object, gfx, ti->tile, i);
00225
00226 group = SpriteGroup::Resolve(inds->grf_prop.spritegroup, &object);
00227 if (group == NULL || group->type != SGT_TILELAYOUT) {
00228 return false;
00229 } else {
00230
00231 const TileLayoutSpriteGroup *tlgroup = (const TileLayoutSpriteGroup *)group;
00232 byte stage = GetIndustryConstructionStage(ti->tile);
00233 stage = Clamp(stage - 4 + tlgroup->num_building_stages, 0, tlgroup->num_building_stages - 1);
00234 IndustryDrawTileLayout(ti, tlgroup, i->random_colour, stage, gfx);
00235 return true;
00236 }
00237 }
00238
00239 extern bool IsSlopeRefused(Slope current, Slope refused);
00240
00241 bool PerformIndustryTileSlopeCheck(TileIndex ind_base_tile, TileIndex ind_tile, const IndustryTileSpec *its, IndustryType type, IndustryGfx gfx, uint itspec_index)
00242 {
00243 Industry ind;
00244 ind.index = INVALID_INDUSTRY;
00245 ind.location.tile = ind_base_tile;
00246 ind.location.w = 0;
00247 ind.type = type;
00248
00249 uint16 callback_res = GetIndustryTileCallback(CBID_INDTILE_SHAPE_CHECK, 0, itspec_index, gfx, &ind, ind_tile);
00250 if (callback_res == CALLBACK_FAILED) {
00251 return !IsSlopeRefused(GetTileSlope(ind_tile, NULL), its->slopes_refused);
00252 }
00253 if (its->grf_prop.grffile->grf_version < 7) {
00254 return callback_res != 0;
00255 }
00256 if (callback_res == 0x400) return true;
00257
00258
00259 SwitchToErrorRefStack();
00260 PrepareTextRefStackUsage(4);
00261 SwitchToNormalRefStack();
00262
00263 switch (callback_res) {
00264 case 0x401: _error_message = STR_ERROR_SITE_UNSUITABLE; return false;
00265 case 0x402: _error_message = STR_ERROR_CAN_ONLY_BE_BUILT_IN_RAINFOREST; return false;
00266 case 0x403: _error_message = STR_ERROR_CAN_ONLY_BE_BUILT_IN_DESERT; return false;
00267 default: _error_message = GetGRFStringID(its->grf_prop.grffile->grfid, 0xD000 + callback_res); return false;
00268 }
00269 }
00270
00271 void AnimateNewIndustryTile(TileIndex tile)
00272 {
00273 Industry *ind = Industry::GetByTile(tile);
00274 IndustryGfx gfx = GetIndustryGfx(tile);
00275 const IndustryTileSpec *itspec = GetIndustryTileSpec(gfx);
00276 byte animation_speed = itspec->animation_speed;
00277
00278 if (HasBit(itspec->callback_mask, CBM_INDT_ANIM_SPEED)) {
00279 uint16 callback_res = GetIndustryTileCallback(CBID_INDTILE_ANIMATION_SPEED, 0, 0, gfx, ind, tile);
00280 if (callback_res != CALLBACK_FAILED) animation_speed = Clamp(callback_res & 0xFF, 0, 16);
00281 }
00282
00283
00284
00285
00286
00287 if ((_tick_counter % (1 << animation_speed)) != 0) return;
00288
00289 bool frame_set_by_callback = false;
00290 byte frame = GetIndustryAnimationState(tile);
00291 uint16 num_frames = GB(itspec->animation_info, 0, 8);
00292
00293 if (HasBit(itspec->callback_mask, CBM_INDT_ANIM_NEXT_FRAME)) {
00294 uint16 callback_res = GetIndustryTileCallback(CBID_INDTILE_ANIM_NEXT_FRAME, HasBit(itspec->animation_special_flags, 0) ? Random() : 0, 0, gfx, ind, tile);
00295
00296 if (callback_res != CALLBACK_FAILED) {
00297 frame_set_by_callback = true;
00298
00299 switch (callback_res & 0xFF) {
00300 case 0xFF:
00301 DeleteAnimatedTile(tile);
00302 break;
00303 case 0xFE:
00304
00305 frame_set_by_callback = false;
00306 break;
00307 default:
00308 frame = callback_res & 0xFF;
00309 break;
00310 }
00311
00312
00313
00314 if (GB(callback_res, 8, 7) != 0) PlayTileSound(itspec->grf_prop.grffile, GB(callback_res, 8, 7), tile);
00315 }
00316 }
00317
00318 if (!frame_set_by_callback) {
00319 if (frame < num_frames) {
00320 frame++;
00321 } else if (frame == num_frames && GB(itspec->animation_info, 8, 8) == 1) {
00322
00323 frame = 0;
00324 } else {
00325
00326 DeleteAnimatedTile(tile);
00327 }
00328 }
00329
00330 SetIndustryAnimationState(tile, frame);
00331 MarkTileDirtyByTile(tile);
00332 }
00333
00334 static void ChangeIndustryTileAnimationFrame(const IndustryTileSpec *itspec, TileIndex tile, IndustryAnimationTrigger iat, uint32 random_bits, IndustryGfx gfx, Industry *ind)
00335 {
00336 uint16 callback_res = GetIndustryTileCallback(CBID_INDTILE_ANIM_START_STOP, random_bits, iat, gfx, ind, tile);
00337 if (callback_res == CALLBACK_FAILED) return;
00338
00339 switch (callback_res & 0xFF) {
00340 case 0xFD: break;
00341 case 0xFE: AddAnimatedTile(tile); break;
00342 case 0xFF: DeleteAnimatedTile(tile); break;
00343 default:
00344 SetIndustryAnimationState(tile, callback_res & 0xFF);
00345 AddAnimatedTile(tile);
00346 break;
00347 }
00348
00349
00350
00351 if (GB(callback_res, 8, 7) != 0) PlayTileSound(itspec->grf_prop.grffile, GB(callback_res, 8, 7), tile);
00352 }
00353
00354 bool StartStopIndustryTileAnimation(TileIndex tile, IndustryAnimationTrigger iat, uint32 random)
00355 {
00356 IndustryGfx gfx = GetIndustryGfx(tile);
00357 const IndustryTileSpec *itspec = GetIndustryTileSpec(gfx);
00358
00359 if (!HasBit(itspec->animation_triggers, iat)) return false;
00360
00361 Industry *ind = Industry::GetByTile(tile);
00362 ChangeIndustryTileAnimationFrame(itspec, tile, iat, random, gfx, ind);
00363 return true;
00364 }
00365
00366 bool StartStopIndustryTileAnimation(const Industry *ind, IndustryAnimationTrigger iat)
00367 {
00368 bool ret = true;
00369 uint32 random = Random();
00370 TILE_AREA_LOOP(tile, ind->location) {
00371 if (IsTileType(tile, MP_INDUSTRY) && GetIndustryIndex(tile) == ind->index) {
00372 if (StartStopIndustryTileAnimation(tile, iat, random)) {
00373 SB(random, 0, 16, Random());
00374 } else {
00375 ret = false;
00376 }
00377 }
00378 }
00379
00380 return ret;
00381 }
00382
00383 static void DoTriggerIndustryTile(TileIndex tile, IndustryTileTrigger trigger, Industry *ind)
00384 {
00385 ResolverObject object;
00386
00387 IndustryGfx gfx = GetIndustryGfx(tile);
00388 const IndustryTileSpec *itspec = GetIndustryTileSpec(gfx);
00389
00390 if (itspec->grf_prop.spritegroup == NULL) return;
00391
00392 NewIndustryTileResolver(&object, gfx, tile, ind);
00393
00394 object.callback = CBID_RANDOM_TRIGGER;
00395 object.trigger = trigger;
00396
00397 const SpriteGroup *group = SpriteGroup::Resolve(itspec->grf_prop.spritegroup, &object);
00398 if (group == NULL) return;
00399
00400 byte new_random_bits = Random();
00401 byte random_bits = GetIndustryRandomBits(tile);
00402 random_bits &= ~object.reseed;
00403 random_bits |= new_random_bits & object.reseed;
00404 SetIndustryRandomBits(tile, random_bits);
00405 MarkTileDirtyByTile(tile);
00406 }
00407
00408 void TriggerIndustryTile(TileIndex tile, IndustryTileTrigger trigger)
00409 {
00410 DoTriggerIndustryTile(tile, trigger, Industry::GetByTile(tile));
00411 }
00412
00413 void TriggerIndustry(Industry *ind, IndustryTileTrigger trigger)
00414 {
00415 TILE_AREA_LOOP(tile, ind->location) {
00416 if (IsTileType(tile, MP_INDUSTRY) && GetIndustryIndex(tile) == ind->index) {
00417 DoTriggerIndustryTile(tile, trigger, ind);
00418 }
00419 }
00420 }