tron@2186: /* $Id$ */
tron@2186: 
belugas@6201: /** @file industry_cmd.cpp */
belugas@6201: 
truelight@0: #include "stdafx.h"
Darkvater@1891: #include "openttd.h"
tron@3144: #include "clear_map.h"
truelight@4356: #include "functions.h"
tron@3314: #include "industry_map.h"
tron@3338: #include "station_map.h"
tron@507: #include "table/strings.h"
celestar@2148: #include "table/sprites.h"
tron@679: #include "map.h"
tron@1209: #include "tile.h"
maedhros@6343: #include "landscape.h"
truelight@0: #include "viewport.h"
truelight@0: #include "command.h"
truelight@0: #include "industry.h"
truelight@0: #include "town.h"
truelight@0: #include "vehicle.h"
truelight@0: #include "news.h"
truelight@0: #include "saveload.h"
truelight@0: #include "economy.h"
tron@337: #include "sound.h"
tron@2159: #include "variables.h"
belugas@3654: #include "table/industry_land.h"
belugas@3654: #include "table/build_industry.h"
truelight@4300: #include "genworld.h"
rubidium@4261: #include "date.h"
belugas@5056: #include "water_map.h"
belugas@5909: #include "tree_map.h"
peter1138@6091: #include "cargotype.h"
truelight@0: 
truelight@4403: void ShowIndustryViewWindow(int industry);
truelight@4403: void BuildOilRig(TileIndex tile);
truelight@4403: 
truelight@4403: static byte _industry_sound_ctr;
truelight@4403: static TileIndex _industry_sound_tile;
truelight@4403: 
belugas@6824: int _total_industries;                      //general counter
belugas@6824: uint16 _industry_counts[NUM_INDUSTRYTYPES]; // Number of industries per type ingame
belugas@6824: 
belugas@6824: const Industry **_industry_sort;
belugas@6824: bool _industry_sort_dirty;
belugas@6824: 
belugas@6743: IndustrySpec _industry_specs[NUM_INDUSTRYTYPES];
belugas@6743: IndustryTileSpec _industry_tile_specs[NUM_INDUSTRYTILES];
belugas@6743: 
belugas@6743: /** This function initialize the spec arrays of both
belugas@6743:  * industry and industry tiles.
belugas@6743:  * It adjusts the enabling of the industry too, based on climate availability.
belugas@6743:  * This will allow for clearer testings */
belugas@6743: void ResetIndustries()
belugas@6743: {
belugas@6743: 	memset(&_industry_specs, 0, sizeof(_industry_specs));
belugas@6743: 	memcpy(&_industry_specs, &_origin_industry_specs, sizeof(_origin_industry_specs));
belugas@6743: 
belugas@6743: 	/* once performed, enable only the current climate industries */
belugas@6743: 	for (IndustryType i = 0; i < NUM_INDUSTRYTYPES; i++) {
belugas@6743: 		_industry_specs[i].enabled = HASBIT(_origin_industry_specs[i].climate_availability, _opt.landscape);
belugas@6743: 	}
belugas@6743: 
belugas@6743: 
belugas@6743: 	memset(&_industry_tile_specs, 0, sizeof(_industry_tile_specs));
belugas@6743: 	memcpy(&_industry_tile_specs, &_origin_industry_tile_specs, sizeof(_origin_industry_tile_specs));
belugas@6743: }
belugas@6743: 
truelight@1267: /**
truelight@1267:  * Called if a new block is added to the industry-pool
truelight@1267:  */
tron@2817: static void IndustryPoolNewBlock(uint start_item)
truelight@1267: {
truelight@1267: 	Industry *i;
truelight@1267: 
truelight@4346: 	/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
truelight@4346: 	 * TODO - This is just a temporary stage, this will be removed. */
tron@4976: 	for (i = GetIndustry(start_item); i != NULL; i = (i->index + 1U < GetIndustryPoolSize()) ? GetIndustry(i->index + 1U) : NULL) i->index = start_item++;
truelight@1267: }
truelight@1267: 
matthijs@5216: DEFINE_OLD_POOL(Industry, Industry, IndustryPoolNewBlock, NULL)
truelight@1267: 
belugas@3499: /**
belugas@3499:  * Retrieve the type for this industry.  Although it is accessed by a tile,
belugas@3499:  * it will return the general type of industry, and not the sprite index
belugas@3499:  * as would do GetIndustryGfx.
belugas@3499:  * @param tile that is queried
belugas@3499:  * @pre IsTileType(tile, MP_INDUSTRY)
belugas@3499:  * @return general type for this industry, as defined in industry.h
belugas@3499:  **/
belugas@3499: IndustryType GetIndustryType(TileIndex tile)
belugas@3499: {
belugas@3499: 	assert(IsTileType(tile, MP_INDUSTRY));
belugas@3499: 
belugas@6639: 	const Industry *ind = GetIndustryByTile(tile);
belugas@6639: 	return IsValidIndustry(ind) ? ind->type : (IndustryType)IT_INVALID;
belugas@3499: }
truelight@0: 
belugas@3662: /**
belugas@3662:  * Accessor for array _industry_specs.
belugas@3662:  * This will ensure at once : proper access and
belugas@3662:  * not allowing modifications of it.
belugas@3669:  * @param thistype of industry (which is the index in _industry_specs)
belugas@6493:  * @pre thistype < NUM_INDUSTRYTYPES
belugas@6201:  * @return a pointer to the corresponding industry spec
belugas@3662:  **/
belugas@3689: const IndustrySpec *GetIndustrySpec(IndustryType thistype)
belugas@3662: {
belugas@6493: 	assert(thistype < NUM_INDUSTRYTYPES);
belugas@3662: 	return &_industry_specs[thistype];
belugas@3662: }
belugas@3662: 
belugas@6201: /**
belugas@6201:  * Accessor for array _industry_tile_specs.
belugas@6201:  * This will ensure at once : proper access and
belugas@6201:  * not allowing modifications of it.
belugas@6201:  * @param gfx of industrytile (which is the index in _industry_specs)
belugas@6749:  * @pre gfx < INVALID_INDUSTRYTILE
belugas@6201:  * @return a pointer to the corresponding industrytile spec
belugas@6201:  **/
belugas@6092: const IndustryTileSpec *GetIndustryTileSpec(IndustryGfx gfx)
belugas@6092: {
belugas@6749: 	assert(gfx < INVALID_INDUSTRYTILE);
belugas@6092: 	return &_industry_tile_specs[gfx];
belugas@6092: }
belugas@6092: 
truelight@4403: void DestroyIndustry(Industry *i)
truelight@4403: {
truelight@4403: 	BEGIN_TILE_LOOP(tile_cur, i->width, i->height, i->xy);
truelight@4403: 		if (IsTileType(tile_cur, MP_INDUSTRY)) {
truelight@4403: 			if (GetIndustryIndex(tile_cur) == i->index) {
truelight@4403: 				DoClearSquare(tile_cur);
truelight@4403: 			}
truelight@4403: 		} else if (IsTileType(tile_cur, MP_STATION) && IsOilRig(tile_cur)) {
truelight@4403: 			DeleteOilRig(tile_cur);
truelight@4403: 		}
truelight@4403: 	END_TILE_LOOP(tile_cur, i->width, i->height, i->xy);
truelight@4403: 
belugas@6390: 	if (GetIndustrySpec(i->type)->behaviour & INDUSTRYBEH_PLANT_FIELDS) {
truelight@4403: 		/* Remove the farmland and convert it to regular tiles over time. */
truelight@4403: 		BEGIN_TILE_LOOP(tile_cur, 42, 42, i->xy - TileDiffXY(21, 21)) {
Darkvater@4815: 			tile_cur = TILE_MASK(tile_cur);
truelight@4403: 			if (IsTileType(tile_cur, MP_CLEAR) && IsClearGround(tile_cur, CLEAR_FIELDS) &&
truelight@4403: 					GetIndustryIndexOfField(tile_cur) == i->index) {
truelight@4403: 				SetIndustryIndexOfField(tile_cur, INVALID_INDUSTRY);
truelight@4403: 			}
truelight@4403: 		} END_TILE_LOOP(tile_cur, 42, 42, i->xy - TileDiff(21, 21))
truelight@4403: 	}
truelight@4403: 
truelight@4403: 	_industry_sort_dirty = true;
belugas@6824: 	DecIndustryTypeCount(i->type);
belugas@6824: 
truelight@4403: 	DeleteSubsidyWithIndustry(i->index);
truelight@4403: 	DeleteWindowById(WC_INDUSTRY_VIEW, i->index);
truelight@4403: 	InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
truelight@4403: }
truelight@4403: 
belugas@3290: static void IndustryDrawSugarMine(const TileInfo *ti)
truelight@0: {
belugas@6519: 	const DrawIndustryAnimationStruct *d;
truelight@0: 
tron@3321: 	if (!IsIndustryCompleted(ti->tile)) return;
truelight@201: 
rubidium@5435: 	d = &_draw_industry_spec1[GetIndustryAnimationState(ti->tile)];
truelight@0: 
peter1138@5668: 	AddChildSpriteScreen(SPR_IT_SUGAR_MINE_SIEVE + d->image_1, PAL_NONE, d->x, 0);
truelight@0: 
belugas@6519: 	if (d->image_2 != 0) {
belugas@6519: 		AddChildSpriteScreen(SPR_IT_SUGAR_MINE_CLOUDS + d->image_2 - 1, PAL_NONE, 8, 41);
belugas@6519: 	}
truelight@0: 
belugas@6519: 	if (d->image_3 != 0) {
belugas@6519: 		AddChildSpriteScreen(SPR_IT_SUGAR_MINE_PILE + d->image_3 - 1, PAL_NONE,
belugas@6519: 			_drawtile_proc1[d->image_3 - 1].x, _drawtile_proc1[d->image_3 - 1].y);
tron@2639: 	}
truelight@0: }
truelight@0: 
belugas@3290: static void IndustryDrawToffeeQuarry(const TileInfo *ti)
truelight@0: {
belugas@6519: 	uint8 x = 0;
truelight@201: 
tron@3321: 	if (IsIndustryCompleted(ti->tile)) {
belugas@6519: 		x = _industry_anim_offs_toffee[GetIndustryAnimationState(ti->tile)];
belugas@6519: 		if (x == 0xFF)
truelight@0: 			x = 0;
truelight@0: 	}
truelight@0: 
peter1138@5668: 	AddChildSpriteScreen(SPR_IT_TOFFEE_QUARRY_SHOVEL, PAL_NONE, 22 - x, 24 + x);
peter1138@5668: 	AddChildSpriteScreen(SPR_IT_TOFFEE_QUARRY_TOFFEE, PAL_NONE, 6, 14);
truelight@0: }
truelight@0: 
belugas@3290: static void IndustryDrawBubbleGenerator( const TileInfo *ti)
truelight@0: {
tron@3321: 	if (IsIndustryCompleted(ti->tile)) {
belugas@6519: 		AddChildSpriteScreen(SPR_IT_BUBBLE_GENERATOR_BUBBLE, PAL_NONE, 5, _industry_anim_offs_bubbles[GetIndustryAnimationState(ti->tile)]);
tron@2639: 	} else {
peter1138@5668: 		AddChildSpriteScreen(SPR_IT_BUBBLE_GENERATOR_SPRING, PAL_NONE, 3, 67);
truelight@0: 	}
truelight@0: }
truelight@0: 
belugas@3290: static void IndustryDrawToyFactory(const TileInfo *ti)
truelight@0: {
belugas@6519: 	const DrawIndustryAnimationStruct *d;
truelight@0: 
belugas@6519: 	d = &_industry_anim_offs_toys[GetIndustryAnimationState(ti->tile)];
truelight@0: 
truelight@0: 	if (d->image_1 != 0xFF) {
belugas@6519: 		AddChildSpriteScreen(SPR_IT_TOY_FACTORY_CLAY, PAL_NONE, d->x, 96 + d->image_1);
truelight@0: 	}
truelight@0: 
truelight@0: 	if (d->image_2 != 0xFF) {
peter1138@5668: 		AddChildSpriteScreen(SPR_IT_TOY_FACTORY_ROBOT, PAL_NONE, 16 - d->image_2 * 2, 100 + d->image_2);
truelight@0: 	}
truelight@0: 
peter1138@5668: 	AddChildSpriteScreen(SPR_IT_TOY_FACTORY_STAMP, PAL_NONE, 7, d->image_3);
peter1138@5668: 	AddChildSpriteScreen(SPR_IT_TOY_FACTORY_STAMP_HOLDER, PAL_NONE, 0, 42);
truelight@0: }
truelight@0: 
belugas@3290: static void IndustryDrawCoalPlantSparks(const TileInfo *ti)
truelight@0: {
tron@3321: 	if (IsIndustryCompleted(ti->tile)) {
belugas@6519: 		uint8 image = GetIndustryAnimationState(ti->tile);
tron@3321: 
truelight@0: 		if (image != 0 && image < 7) {
belugas@3290: 			AddChildSpriteScreen(image + SPR_IT_POWER_PLANT_TRANSFORMERS,
peter1138@5668: 				PAL_NONE,
belugas@6519: 				_coal_plant_sparks[image - 1].x,
belugas@6519: 				_coal_plant_sparks[image - 1].y
truelight@0: 			);
truelight@0: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
Darkvater@2436: typedef void IndustryDrawTileProc(const TileInfo *ti);
truelight@0: static IndustryDrawTileProc * const _industry_draw_tile_procs[5] = {
belugas@3290: 	IndustryDrawSugarMine,
belugas@3290: 	IndustryDrawToffeeQuarry,
belugas@3290: 	IndustryDrawBubbleGenerator,
belugas@3290: 	IndustryDrawToyFactory,
belugas@3290: 	IndustryDrawCoalPlantSparks,
truelight@0: };
truelight@0: 
truelight@0: static void DrawTile_Industry(TileInfo *ti)
truelight@0: {
rubidium@5436: 	const IndustryGfx gfx = GetIndustryGfx(ti->tile);
belugas@3662: 	const Industry *ind;
belugas@3654: 	const DrawBuildingsTileStruct *dits;
truelight@0: 	byte z;
peter1138@5668: 	SpriteID image;
peter1138@5668: 	SpriteID pal;
truelight@0: 
truelight@0: 	/* Pointer to industry */
tron@3314: 	ind = GetIndustryByTile(ti->tile);
truelight@0: 
truelight@0: 	/* Retrieve pointer to the draw industry tile struct */
belugas@6305: 	dits = &_industry_draw_tile_data[gfx << 2 | (GetIndustryTileSpec(gfx)->anim_state ?
rubidium@5436: 			GetIndustryAnimationState(ti->tile) & 3 :
rubidium@5436: 			GetIndustryConstructionStage(ti->tile))];
truelight@0: 
peter1138@5668: 	image = dits->ground.sprite;
peter1138@5668: 	if (HASBIT(image, PALETTE_MODIFIER_COLOR) && dits->ground.pal == PAL_NONE) {
peter1138@5668: 		pal = GENERAL_SPRITE_COLOR(ind->random_color);
peter1138@5668: 	} else {
peter1138@5668: 		pal = dits->ground.pal;
peter1138@5668: 	}
truelight@0: 
truelight@0: 	z = ti->z;
truelight@0: 	/* Add bricks below the industry? */
tron@3636: 	if (ti->tileh != SLOPE_FLAT) {
peter1138@5668: 		AddSortableSpriteToDraw(SPR_FOUNDATION_BASE + ti->tileh, PAL_NONE, ti->x, ti->y, 16, 16, 7, z);
peter1138@5668: 		AddChildSpriteScreen(image, pal, 31, 1);
tron@3645: 		z += TILE_HEIGHT;
truelight@0: 	} else {
truelight@0: 		/* Else draw regular ground */
peter1138@5668: 		DrawGroundSprite(image, pal);
truelight@0: 	}
truelight@0: 
truelight@0: 	/* Add industry on top of the ground? */
peter1138@5668: 	image = dits->building.sprite;
tron@2639: 	if (image != 0) {
peter1138@6427: 		if (HASBIT(_transparent_opt, TO_INDUSTRIES)) {
peter1138@5668: 			SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
peter1138@5668: 			pal = PALETTE_TO_TRANSPARENT;
belugas@6910: 		} else if (HASBIT(image, PALETTE_MODIFIER_COLOR) && dits->building.pal == PAL_NONE) {
belugas@6910: 			pal = GENERAL_SPRITE_COLOR(ind->random_color);
peter1138@5668: 		} else {
peter1138@5668: 			pal = dits->building.pal;
peter1138@5668: 		}
truelight@201: 
peter1138@5668: 		AddSortableSpriteToDraw(image, pal,
tron@2653: 			ti->x + dits->subtile_x,
tron@2653: 			ti->y + dits->subtile_y,
tron@2653: 			dits->width  + 1,
tron@2653: 			dits->height + 1,
truelight@0: 			dits->dz,
truelight@0: 			z);
truelight@0: 
peter1138@6427: 		if (HASBIT(_transparent_opt, TO_INDUSTRIES)) return;
truelight@0: 	}
truelight@0: 
tron@2639: 	{
belugas@3654: 		int proc = dits->draw_proc - 1;
tron@2639: 		if (proc >= 0) _industry_draw_tile_procs[proc](ti);
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@4231: static uint GetSlopeZ_Industry(TileIndex tile, uint x, uint y)
tron@2537: {
tron@4231: 	return GetTileMaxZ(tile);
truelight@0: }
truelight@0: 
tron@3636: static Slope GetSlopeTileh_Industry(TileIndex tile, Slope tileh)
tron@2548: {
tron@3636: 	return SLOPE_FLAT;
dominik@39: }
dominik@39: 
tron@1977: static void GetAcceptedCargo_Industry(TileIndex tile, AcceptedCargo ac)
truelight@0: {
belugas@6092: 	const IndustryTileSpec *itspec = GetIndustryTileSpec(GetIndustryGfx(tile));
tron@2598: 	CargoID a;
truelight@0: 
belugas@6736: 	for (byte i = 0; i < lengthof(itspec->accepts_cargo); i++) {
belugas@6736: 		a = itspec->accepts_cargo[i];
belugas@6736: 		if (a != CT_INVALID) ac[a] = itspec->acceptance[i];
belugas@6736: 	}
truelight@0: }
truelight@0: 
tron@1977: static void GetTileDesc_Industry(TileIndex tile, TileDesc *td)
truelight@0: {
belugas@3662: 	const Industry *i = GetIndustryByTile(tile);
truelight@0: 
truelight@0: 	td->owner = i->owner;
belugas@4942: 	td->str = GetIndustrySpec(i->type)->name;
tron@3321: 	if (!IsIndustryCompleted(tile)) {
tron@534: 		SetDParamX(td->dparam, 0, td->str);
truelight@0: 		td->str = STR_2058_UNDER_CONSTRUCTION;
truelight@0: 	}
truelight@0: }
truelight@0: 
rubidium@6943: static CommandCost ClearTile_Industry(TileIndex tile, byte flags)
truelight@0: {
belugas@3662: 	Industry *i = GetIndustryByTile(tile);
belugas@6390: 	const IndustrySpec *indspec = GetIndustrySpec(i->type);
truelight@0: 
rubidium@4434: 	/* water can destroy industries
rubidium@4434: 	 * in editor you can bulldoze industries
rubidium@4434: 	 * with magic_bulldozer cheat you can destroy industries
rubidium@4434: 	 * (area around OILRIG is water, so water shouldn't flood it
rubidium@4434: 	 */
darkvater@149: 	if ((_current_player != OWNER_WATER && _game_mode != GM_EDITOR &&
darkvater@149: 			!_cheats.magic_bulldozer.value) ||
belugas@6390: 			(_current_player == OWNER_WATER && (indspec->behaviour & INDUSTRYBEH_BUILT_ONWATER))) {
belugas@6390: 		SetDParam(0, indspec->name);
truelight@0: 		return_cmd_error(STR_4800_IN_THE_WAY);
truelight@0: 	}
truelight@0: 
tron@2639: 	if (flags & DC_EXEC) DeleteIndustry(i);
truelight@0: 	return 0;
truelight@0: }
truelight@0: 
tron@1977: static void TransportIndustryGoods(TileIndex tile)
truelight@0: {
belugas@3662: 	Industry *i = GetIndustryByTile(tile);
belugas@3669: 	const IndustrySpec *indspec = GetIndustrySpec(i->type);
truelight@0: 	uint cw, am;
truelight@0: 
tron@2639: 	cw = min(i->cargo_waiting[0], 255);
belugas@3669: 	if (cw > indspec->minimal_cargo/* && i->produced_cargo[0] != 0xFF*/) {
truelight@0: 		i->cargo_waiting[0] -= cw;
truelight@0: 
truelight@0: 		/* fluctuating economy? */
tron@2639: 		if (_economy.fluct <= 0) cw = (cw + 1) / 2;
truelight@0: 
rubidium@6819: 		i->this_month_production[0] += cw;
truelight@0: 
belugas@6636: 		am = MoveGoodsToStation(i->xy, i->width, i->height, indspec->produced_cargo[0], cw);
rubidium@6819: 		i->this_month_transported[0] += am;
tron@3331: 		if (am != 0) {
belugas@6305: 			uint newgfx = GetIndustryTileSpec(GetIndustryGfx(tile))->anim_production;
tron@3331: 
belugas@6743: 			if (newgfx != INDUSTRYTILE_NOANIM) {
belugas@3495: 				ResetIndustryConstructionStage(tile);
belugas@3495: 				SetIndustryCompleted(tile, true);
tron@3331: 				SetIndustryGfx(tile, newgfx);
tron@3331: 				MarkTileDirtyByTile(tile);
tron@3331: 			}
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	cw = min(i->cargo_waiting[1], 255);
belugas@3669: 	if (cw > indspec->minimal_cargo) {
truelight@0: 		i->cargo_waiting[1] -= cw;
truelight@201: 
tron@2639: 		if (_economy.fluct <= 0) cw = (cw + 1) / 2;
truelight@201: 
rubidium@6819: 		i->this_month_production[1] += cw;
truelight@0: 
belugas@6636: 		am = MoveGoodsToStation(i->xy, i->width, i->height, indspec->produced_cargo[1], cw);
rubidium@6819: 		i->this_month_transported[1] += am;
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
tron@1977: static void AnimateTile_Industry(TileIndex tile)
truelight@0: {
tron@3331: 	byte m;
truelight@0: 
tron@3331: 	switch (GetIndustryGfx(tile)) {
belugas@3545: 	case GFX_SUGAR_MINE_SIEVE:
truelight@0: 		if ((_tick_counter & 1) == 0) {
rubidium@5435: 			m = GetIndustryAnimationState(tile) + 1;
truelight@201: 
tron@2952: 			switch (m & 7) {
rubidium@4434: 			case 2: SndPlayTileFx(SND_2D_RIP_2, tile); break;
tron@541: 			case 6: SndPlayTileFx(SND_29_RIP, tile); break;
truelight@0: 			}
truelight@0: 
truelight@0: 			if (m >= 96) {
truelight@0: 				m = 0;
truelight@0: 				DeleteAnimatedTile(tile);
truelight@0: 			}
rubidium@5435: 			SetIndustryAnimationState(tile, m);
truelight@0: 
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
belugas@3545: 	case GFX_TOFFEE_QUARY:
truelight@0: 		if ((_tick_counter & 3) == 0) {
rubidium@5435: 			m = GetIndustryAnimationState(tile);
truelight@201: 
belugas@6519: 			if (_industry_anim_offs_toffee[m] == 0xFF) {
tron@541: 				SndPlayTileFx(SND_30_CARTOON_SOUND, tile);
truelight@0: 			}
truelight@0: 
truelight@0: 			if (++m >= 70) {
truelight@0: 				m = 0;
truelight@0: 				DeleteAnimatedTile(tile);
truelight@0: 			}
rubidium@5435: 			SetIndustryAnimationState(tile, m);
truelight@0: 
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
belugas@3545: 	case GFX_BUBBLE_CATCHER:
rubidium@5435: 		if ((_tick_counter & 1) == 0) {
rubidium@5435: 			m = GetIndustryAnimationState(tile);
truelight@0: 
truelight@0: 			if (++m >= 40) {
truelight@0: 				m = 0;
truelight@0: 				DeleteAnimatedTile(tile);
truelight@0: 			}
rubidium@5435: 			SetIndustryAnimationState(tile, m);
truelight@0: 
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
belugas@6201: 	/* Sparks on a coal plant */
belugas@3545: 	case GFX_POWERPLANT_SPARKS:
truelight@0: 		if ((_tick_counter & 3) == 0) {
rubidium@5435: 			m = GetIndustryAnimationState(tile);
rubidium@5435: 			if (m == 6) {
rubidium@5435: 				SetIndustryAnimationState(tile, 0);
truelight@0: 				DeleteAnimatedTile(tile);
truelight@0: 			} else {
rubidium@5435: 				SetIndustryAnimationState(tile, m + 1);
truelight@0: 				MarkTileDirtyByTile(tile);
truelight@0: 			}
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
belugas@3545: 	case GFX_TOY_FACTORY:
truelight@0: 		if ((_tick_counter & 1) == 0) {
rubidium@5435: 			m = GetIndustryAnimationState(tile) + 1;
truelight@0: 
belugas@6468: 			switch (m) {
belugas@6468: 				case  1: SndPlayTileFx(SND_2C_MACHINERY, tile); break;
belugas@6468: 				case 23: SndPlayTileFx(SND_2B_COMEDY_HIT, tile); break;
belugas@6468: 				case 28: SndPlayTileFx(SND_2A_EXTRACT_AND_POP, tile); break;
belugas@6468: 				default:
belugas@6468: 					if (m >= 50) {
belugas@6468: 						int n = GetIndustryAnimationLoop(tile) + 1;
belugas@6468: 						m = 0;
belugas@6468: 						if (n >= 8) {
belugas@6468: 							n = 0;
belugas@6468: 							DeleteAnimatedTile(tile);
belugas@6468: 						}
belugas@6468: 						SetIndustryAnimationLoop(tile, n);
belugas@6468: 					}
truelight@0: 			}
truelight@0: 
rubidium@5435: 			SetIndustryAnimationState(tile, m);
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_1: case GFX_PLASTIC_FOUNTAIN_ANIMATED_2:
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_3: case GFX_PLASTIC_FOUNTAIN_ANIMATED_4:
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_5: case GFX_PLASTIC_FOUNTAIN_ANIMATED_6:
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_7: case GFX_PLASTIC_FOUNTAIN_ANIMATED_8:
truelight@0: 		if ((_tick_counter & 3) == 0) {
belugas@3499: 			IndustryGfx gfx = GetIndustryGfx(tile);
truelight@0: 
tron@3331: 			gfx = (gfx < 155) ? gfx + 1 : 148;
tron@3331: 			SetIndustryGfx(tile, gfx);
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_OILWELL_ANIMATED_1:
rubidium@4583: 	case GFX_OILWELL_ANIMATED_2:
rubidium@4583: 	case GFX_OILWELL_ANIMATED_3:
truelight@0: 		if ((_tick_counter & 7) == 0) {
rubidium@6491: 			bool b = CHANCE16(1, 7);
belugas@3499: 			IndustryGfx gfx = GetIndustryGfx(tile);
tron@3331: 
rubidium@5435: 			m = GetIndustryAnimationState(tile) + 1;
rubidium@4583: 			if (m == 4 && (m = 0, ++gfx) == GFX_OILWELL_ANIMATED_3 + 1 && (gfx = GFX_OILWELL_ANIMATED_1, b)) {
rubidium@4583: 				SetIndustryGfx(tile, GFX_OILWELL_NOT_ANIMATED);
rubidium@5435: 				SetIndustryConstructionStage(tile, 3);
truelight@201: 				DeleteAnimatedTile(tile);
truelight@0: 			} else {
rubidium@5435: 				SetIndustryAnimationState(tile, m);
tron@3331: 				SetIndustryGfx(tile, gfx);
truelight@0: 				MarkTileDirtyByTile(tile);
truelight@0: 			}
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_COAL_MINE_TOWER_ANIMATED:
rubidium@4583: 	case GFX_COPPER_MINE_TOWER_ANIMATED:
rubidium@4583: 	case GFX_GOLD_MINE_TOWER_ANIMATED: {
truelight@0: 			int state = _tick_counter & 0x7FF;
truelight@0: 
truelight@0: 			if ((state -= 0x400) < 0)
truelight@0: 				return;
truelight@0: 
truelight@0: 			if (state < 0x1A0) {
truelight@0: 				if (state < 0x20 || state >= 0x180) {
rubidium@5435: 					m = GetIndustryAnimationState(tile);
rubidium@5435: 					if (!(m & 0x40)) {
rubidium@5436: 						SetIndustryAnimationState(tile, m | 0x40);
tron@541: 						SndPlayTileFx(SND_0B_MINING_MACHINERY, tile);
truelight@0: 					}
truelight@0: 					if (state & 7)
truelight@0: 						return;
truelight@0: 				} else {
truelight@0: 					if (state & 3)
truelight@0: 						return;
truelight@0: 				}
rubidium@5435: 				m = (GetIndustryAnimationState(tile) + 1) | 0x40;
truelight@0: 				if (m > 0xC2) m = 0xC0;
rubidium@5435: 				SetIndustryAnimationState(tile, m);
truelight@0: 				MarkTileDirtyByTile(tile);
truelight@0: 			} else if (state >= 0x200 && state < 0x3A0) {
truelight@0: 				int i;
truelight@0: 				i = (state < 0x220 || state >= 0x380) ? 7 : 3;
truelight@0: 				if (state & i)
truelight@0: 					return;
truelight@0: 
rubidium@5435: 				m = (GetIndustryAnimationState(tile) & 0xBF) - 1;
truelight@0: 				if (m < 0x80) m = 0x82;
rubidium@5435: 				SetIndustryAnimationState(tile, m);
truelight@0: 				MarkTileDirtyByTile(tile);
truelight@0: 			}
truelight@0: 		} break;
truelight@0: 	}
truelight@0: }
truelight@0: 
belugas@3290: static void CreateIndustryEffectSmoke(TileIndex tile)
truelight@0: {
tron@3773: 	uint x = TileX(tile) * TILE_SIZE;
tron@3773: 	uint y = TileY(tile) * TILE_SIZE;
tron@3773: 	uint z = GetTileMaxZ(tile);
tron@3094: 
tron@3773: 	CreateEffectVehicle(x + 15, y + 14, z + 59, EV_CHIMNEY_SMOKE);
truelight@0: }
truelight@0: 
belugas@3495: static void MakeIndustryTileBigger(TileIndex tile)
truelight@0: {
belugas@3495: 	byte cnt = GetIndustryConstructionCounter(tile) + 1;
belugas@3495: 	byte stage;
truelight@0: 
belugas@3495: 	if (cnt != 4) {
belugas@3495: 		SetIndustryConstructionCounter(tile, cnt);
truelight@0: 		return;
truelight@0: 	}
truelight@0: 
belugas@3495: 	stage = GetIndustryConstructionStage(tile) + 1;
belugas@3495: 	SetIndustryConstructionCounter(tile, 0);
belugas@3495: 	SetIndustryConstructionStage(tile, stage);
belugas@3495: 	if (stage == 3) {
belugas@3495: 		SetIndustryCompleted(tile, true);
belugas@3495: 	}
truelight@201: 
truelight@0: 	MarkTileDirtyByTile(tile);
truelight@0: 
tron@3321: 	if (!IsIndustryCompleted(tile)) return;
truelight@0: 
tron@3331: 	switch (GetIndustryGfx(tile)) {
rubidium@4583: 	case GFX_POWERPLANT_CHIMNEY:
belugas@3290: 		CreateIndustryEffectSmoke(tile);
truelight@0: 		break;
truelight@0: 
peter1138@4607: 	case GFX_OILRIG_1:
peter1138@4607: 		if (GetIndustryGfx(tile + TileDiffXY(0, 1)) == GFX_OILRIG_1) BuildOilRig(tile);
truelight@0: 		break;
truelight@0: 
belugas@3545: 	case GFX_TOY_FACTORY:
belugas@3545: 	case GFX_BUBBLE_CATCHER:
belugas@3545: 	case GFX_TOFFEE_QUARY:
rubidium@5435: 		SetIndustryAnimationState(tile, 0);
belugas@3538: 		SetIndustryAnimationLoop(tile, 0);
truelight@0: 		break;
truelight@0: 
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_1: case GFX_PLASTIC_FOUNTAIN_ANIMATED_2:
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_3: case GFX_PLASTIC_FOUNTAIN_ANIMATED_4:
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_5: case GFX_PLASTIC_FOUNTAIN_ANIMATED_6:
rubidium@5434: 	case GFX_PLASTIC_FOUNTAIN_ANIMATED_7: case GFX_PLASTIC_FOUNTAIN_ANIMATED_8:
truelight@0: 		AddAnimatedTile(tile);
truelight@0: 		break;
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
belugas@3290: static void TileLoopIndustry_BubbleGenerator(TileIndex tile)
truelight@0: {
truelight@0: 	int dir;
truelight@0: 	Vehicle *v;
truelight@0: 	static const int8 _tileloop_ind_case_161[12] = {
rubidium@4344: 		11,   0, -4, -14,
rubidium@4344: 		-4, -10, -4,   1,
rubidium@4344: 		49,  59, 60,  65,
truelight@0: 	};
truelight@0: 
tron@541: 	SndPlayTileFx(SND_2E_EXTRACT_AND_POP, tile);
truelight@201: 
truelight@0: 	dir = Random() & 3;
truelight@0: 
truelight@0: 	v = CreateEffectVehicleAbove(
celestar@3421: 		TileX(tile) * TILE_SIZE + _tileloop_ind_case_161[dir + 0],
celestar@3421: 		TileY(tile) * TILE_SIZE + _tileloop_ind_case_161[dir + 4],
truelight@0: 		_tileloop_ind_case_161[dir + 8],
tron@1359: 		EV_BUBBLE
truelight@0: 	);
truelight@0: 
tron@2639: 	if (v != NULL) v->u.special.unk2 = dir;
truelight@0: }
truelight@0: 
tron@1977: static void TileLoop_Industry(TileIndex tile)
truelight@0: {
belugas@3499: 	IndustryGfx newgfx;
rubidium@5435: 	IndustryGfx gfx;
truelight@0: 
tron@3321: 	if (!IsIndustryCompleted(tile)) {
belugas@3495: 		MakeIndustryTileBigger(tile);
truelight@0: 		return;
truelight@0: 	}
truelight@0: 
tron@2639: 	if (_game_mode == GM_EDITOR) return;
truelight@0: 
truelight@0: 	TransportIndustryGoods(tile);
truelight@0: 
belugas@6305: 	newgfx = GetIndustryTileSpec(GetIndustryGfx(tile))->anim_next;
belugas@6743: 	if (newgfx != INDUSTRYTILE_NOANIM) {
belugas@3495: 		ResetIndustryConstructionStage(tile);
tron@3331: 		SetIndustryGfx(tile, newgfx);
truelight@0: 		MarkTileDirtyByTile(tile);
truelight@0: 		return;
truelight@0: 	}
truelight@0: 
rubidium@5435: 	gfx = GetIndustryGfx(tile);
truelight@0: 
rubidium@5435: 	switch (gfx) {
rubidium@4583: 	case GFX_OILRIG_1: // coast line at oilrigs
rubidium@4583: 	case GFX_OILRIG_2:
rubidium@4583: 	case GFX_OILRIG_3:
rubidium@4583: 	case GFX_OILRIG_4:
rubidium@4583: 	case GFX_OILRIG_5:
dominik@43: 		TileLoop_Water(tile);
dominik@43: 		break;
dominik@43: 
rubidium@4583: 	case GFX_COAL_MINE_TOWER_NOT_ANIMATED:
rubidium@4583: 	case GFX_COPPER_MINE_TOWER_NOT_ANIMATED:
rubidium@4583: 	case GFX_GOLD_MINE_TOWER_NOT_ANIMATED:
rubidium@5435: 		if (!(_tick_counter & 0x400) && CHANCE16(1, 2)) {
rubidium@5435: 			switch (gfx) {
rubidium@5435: 				case GFX_COAL_MINE_TOWER_NOT_ANIMATED:   gfx = GFX_COAL_MINE_TOWER_ANIMATED;   break;
rubidium@5435: 				case GFX_COPPER_MINE_TOWER_NOT_ANIMATED: gfx = GFX_COPPER_MINE_TOWER_ANIMATED; break;
rubidium@5435: 				case GFX_GOLD_MINE_TOWER_NOT_ANIMATED:   gfx = GFX_GOLD_MINE_TOWER_ANIMATED;   break;
rubidium@5435: 			}
rubidium@5435: 			SetIndustryGfx(tile, gfx);
rubidium@5435: 			SetIndustryAnimationState(tile, 0x80);
rubidium@5435: 			AddAnimatedTile(tile);
rubidium@5435: 		}
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_OILWELL_NOT_ANIMATED:
rubidium@5435: 		if (CHANCE16(1, 6)) {
rubidium@5435: 			SetIndustryGfx(tile, GFX_OILWELL_ANIMATED_1);
rubidium@5435: 			SetIndustryAnimationState(tile, 0);
rubidium@5435: 			AddAnimatedTile(tile);
rubidium@5435: 		}
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_COAL_MINE_TOWER_ANIMATED:
rubidium@4583: 	case GFX_COPPER_MINE_TOWER_ANIMATED:
rubidium@4583: 	case GFX_GOLD_MINE_TOWER_ANIMATED:
rubidium@5435: 		if (!(_tick_counter & 0x400)) {
rubidium@5435: 			switch (gfx) {
rubidium@5435: 				case GFX_COAL_MINE_TOWER_ANIMATED:   gfx = GFX_COAL_MINE_TOWER_NOT_ANIMATED;   break;
rubidium@5435: 				case GFX_COPPER_MINE_TOWER_ANIMATED: gfx = GFX_COPPER_MINE_TOWER_NOT_ANIMATED; break;
rubidium@5435: 				case GFX_GOLD_MINE_TOWER_ANIMATED:   gfx = GFX_GOLD_MINE_TOWER_NOT_ANIMATED;   break;
rubidium@5435: 			}
rubidium@5435: 			SetIndustryGfx(tile, gfx);
rubidium@5435: 			SetIndustryCompleted(tile, true);
rubidium@5435: 			SetIndustryConstructionStage(tile, 3);
rubidium@5435: 			DeleteAnimatedTile(tile);
rubidium@5435: 		}
rubidium@4583: 		break;
rubidium@4583: 
rubidium@4583: 	case GFX_POWERPLANT_SPARKS:
rubidium@6491: 		if (CHANCE16(1, 3)) {
tron@541: 			SndPlayTileFx(SND_0C_ELECTRIC_SPARK, tile);
truelight@0: 			AddAnimatedTile(tile);
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_COPPER_MINE_CHIMNEY:
celestar@3421: 		CreateEffectVehicleAbove(TileX(tile) * TILE_SIZE + 6, TileY(tile) * TILE_SIZE + 6, 43, EV_SMOKE);
tron@2639: 		break;
truelight@0: 
truelight@0: 
rubidium@4583: 	case GFX_TOY_FACTORY: {
belugas@3662: 			Industry *i = GetIndustryByTile(tile);
truelight@0: 			if (i->was_cargo_delivered) {
truelight@0: 				i->was_cargo_delivered = false;
belugas@3538: 				SetIndustryAnimationLoop(tile, 0);
truelight@0: 				AddAnimatedTile(tile);
truelight@0: 			}
truelight@0: 		}
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_BUBBLE_GENERATOR:
belugas@3290: 		TileLoopIndustry_BubbleGenerator(tile);
truelight@201: 		break;
truelight@201: 
rubidium@4583: 	case GFX_TOFFEE_QUARY:
truelight@0: 		AddAnimatedTile(tile);
truelight@0: 		break;
truelight@0: 
rubidium@4583: 	case GFX_SUGAR_MINE_SIEVE:
tron@2639: 		if (CHANCE16(1, 3)) AddAnimatedTile(tile);
truelight@0: 		break;
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
tron@1977: static void ClickTile_Industry(TileIndex tile)
truelight@0: {
tron@3314: 	ShowIndustryViewWindow(GetIndustryIndex(tile));
truelight@0: }
truelight@0: 
rubidium@6683: static uint32 GetTileTrackStatus_Industry(TileIndex tile, TransportType mode, uint sub_mode)
truelight@0: {
truelight@0: 	return 0;
truelight@0: }
truelight@0: 
Darkvater@3344: static void GetProducedCargo_Industry(TileIndex tile, CargoID *b)
truelight@0: {
belugas@6636: 	const IndustrySpec *i = GetIndustrySpec(GetIndustryByTile(tile)->type);
tron@2630: 
truelight@0: 	b[0] = i->produced_cargo[0];
truelight@0: 	b[1] = i->produced_cargo[1];
truelight@0: }
truelight@0: 
Darkvater@2436: static void ChangeTileOwner_Industry(TileIndex tile, PlayerID old_player, PlayerID new_player)
truelight@0: {
truelight@0: 	/* not used */
truelight@0: }
truelight@0: 
truelight@0: static const byte _plantfarmfield_type[] = {1, 1, 1, 1, 1, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6};
truelight@0: 
tron@1048: static bool IsBadFarmFieldTile(TileIndex tile)
truelight@0: {
tron@1214: 	switch (GetTileType(tile)) {
belugas@5684: 		case MP_CLEAR: return IsClearGround(tile, CLEAR_FIELDS) || IsClearGround(tile, CLEAR_SNOW) || IsClearGround(tile, CLEAR_DESERT);
tron@2955: 		case MP_TREES: return false;
tron@2955: 		default:       return true;
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1048: static bool IsBadFarmFieldTile2(TileIndex tile)
truelight@0: {
tron@1214: 	switch (GetTileType(tile)) {
belugas@5684: 		case MP_CLEAR: return IsClearGround(tile, CLEAR_SNOW) || IsClearGround(tile, CLEAR_DESERT);
tron@2955: 		case MP_TREES: return false;
tron@2955: 		default:       return true;
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@3157: static void SetupFarmFieldFence(TileIndex tile, int size, byte type, Axis direction)
truelight@0: {
truelight@0: 	do {
truelight@0: 		tile = TILE_MASK(tile);
truelight@201: 
tron@1035: 		if (IsTileType(tile, MP_CLEAR) || IsTileType(tile, MP_TREES)) {
rubidium@5587: 			byte or_ = type;
truelight@201: 
rubidium@5587: 			if (or_ == 1 && CHANCE16(1, 7)) or_ = 2;
truelight@0: 
tron@3157: 			if (direction == AXIS_X) {
rubidium@5587: 				SetFenceSE(tile, or_);
tron@3157: 			} else {
rubidium@5587: 				SetFenceSW(tile, or_);
truelight@0: 			}
truelight@0: 		}
truelight@201: 
tron@3157: 		tile += (direction == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
truelight@0: 	} while (--size);
truelight@0: }
truelight@0: 
rubidium@4330: static void PlantFarmField(TileIndex tile, IndustryID industry)
truelight@0: {
truelight@0: 	uint size_x, size_y;
truelight@0: 	uint32 r;
tron@2133: 	uint count;
tron@2979: 	uint counter;
tron@2979: 	uint field_type;
tron@2979: 	int type;
truelight@0: 
belugas@6357: 	if (_opt.landscape == LT_ARCTIC) {
maedhros@6343: 		if (GetTileZ(tile) + TILE_HEIGHT * 2 >= GetSnowLine())
truelight@0: 			return;
truelight@0: 	}
truelight@0: 
truelight@0: 	/* determine field size */
truelight@0: 	r = (Random() & 0x303) + 0x404;
belugas@6357: 	if (_opt.landscape == LT_ARCTIC) r += 0x404;
tron@2150: 	size_x = GB(r, 0, 8);
tron@2150: 	size_y = GB(r, 8, 8);
truelight@0: 
truelight@0: 	/* offset tile to match size */
tron@1981: 	tile -= TileDiffXY(size_x / 2, size_y / 2);
truelight@201: 
truelight@0: 	/* check the amount of bad tiles */
truelight@0: 	count = 0;
truelight@0: 	BEGIN_TILE_LOOP(cur_tile, size_x, size_y, tile)
truelight@0: 		cur_tile = TILE_MASK(cur_tile);
truelight@0: 		count += IsBadFarmFieldTile(cur_tile);
truelight@0: 	END_TILE_LOOP(cur_tile, size_x, size_y, tile)
tron@2133: 	if (count * 2 >= size_x * size_y) return;
truelight@0: 
truelight@0: 	/* determine type of field */
truelight@0: 	r = Random();
tron@2979: 	counter = GB(r, 5, 3);
tron@2979: 	field_type = GB(r, 8, 8) * 9 >> 8;
truelight@0: 
truelight@0: 	/* make field */
truelight@0: 	BEGIN_TILE_LOOP(cur_tile, size_x, size_y, tile)
truelight@0: 		cur_tile = TILE_MASK(cur_tile);
truelight@0: 		if (!IsBadFarmFieldTile2(cur_tile)) {
truelight@4328: 			MakeField(cur_tile, field_type, industry);
tron@2979: 			SetClearCounter(cur_tile, counter);
tron@2979: 			MarkTileDirtyByTile(cur_tile);
truelight@0: 		}
truelight@0: 	END_TILE_LOOP(cur_tile, size_x, size_y, tile)
truelight@201: 
truelight@0: 	type = 3;
belugas@6357: 	if (_opt.landscape != LT_ARCTIC && _opt.landscape != LT_TROPIC) {
truelight@0: 		type = _plantfarmfield_type[Random() & 0xF];
truelight@0: 	}
truelight@0: 
tron@3157: 	SetupFarmFieldFence(tile - TileDiffXY(1, 0), size_y, type, AXIS_Y);
tron@3157: 	SetupFarmFieldFence(tile - TileDiffXY(0, 1), size_x, type, AXIS_X);
tron@3157: 	SetupFarmFieldFence(tile + TileDiffXY(size_x - 1, 0), size_y, type, AXIS_Y);
tron@3157: 	SetupFarmFieldFence(tile + TileDiffXY(0, size_y - 1), size_x, type, AXIS_X);
truelight@0: }
truelight@0: 
truelight@4328: void PlantRandomFarmField(const Industry *i)
truelight@4328: {
truelight@4328: 	int x = i->width  / 2 + Random() % 31 - 16;
truelight@4328: 	int y = i->height / 2 + Random() % 31 - 16;
truelight@4328: 
truelight@4328: 	TileIndex tile = TileAddWrap(i->xy, x, y);
truelight@4328: 
truelight@4328: 	if (tile != INVALID_TILE) PlantFarmField(tile, i->index);
truelight@4328: }
truelight@4328: 
belugas@3662: static void MaybePlantFarmField(const Industry *i)
truelight@0: {
truelight@4328: 	if (CHANCE16(1, 8)) PlantRandomFarmField(i);
truelight@0: }
truelight@0: 
belugas@5118: /**
belugas@5118:  * Search callback function for ChopLumberMillTrees
belugas@5118:  * @param tile to test
belugas@5118:  * @param data that is passed by the caller.  In this case, nothing
belugas@6201:  * @return the result of the test
belugas@5118:  */
belugas@5118: static bool SearchLumberMillTrees(TileIndex tile, uint32 data)
belugas@5118: {
belugas@5909: 	if (IsTileType(tile, MP_TREES) && GetTreeGrowth(tile) > 2) { ///< 3 and up means all fully grown trees
belugas@5118: 		PlayerID old_player = _current_player;
belugas@5118: 		/* found a tree */
belugas@5118: 
belugas@5118: 		_current_player = OWNER_NONE;
belugas@5118: 		_industry_sound_ctr = 1;
belugas@5118: 		_industry_sound_tile = tile;
belugas@5118: 		SndPlayTileFx(SND_38_CHAINSAW, tile);
belugas@5118: 
belugas@5118: 		DoCommand(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
belugas@5118: 
belugas@5118: 		_current_player = old_player;
belugas@5118: 		return true;
belugas@5118: 	}
belugas@5118: 	return false;
belugas@5118: }
belugas@5118: 
belugas@5118: /**
belugas@5118:  * Perform a circular search around the Lumber Mill in order to find trees to cut
belugas@5118:  * @param i industry
belugas@5118:  */
truelight@0: static void ChopLumberMillTrees(Industry *i)
truelight@0: {
tron@1977: 	TileIndex tile = i->xy;
tron@2639: 
belugas@5118: 	if (!IsIndustryCompleted(tile)) return;  ///< Can't proceed if not completed
truelight@0: 
belugas@5118: 	if (CircularTileSearch(tile, 40, SearchLumberMillTrees, 0)) ///< 40x40 tiles  to search
belugas@5118: 		i->cargo_waiting[0] = min(0xffff, i->cargo_waiting[0] + 45); ///< Found a tree, add according value to waiting cargo
truelight@0: }
truelight@0: 
truelight@0: static void ProduceIndustryGoods(Industry *i)
truelight@0: {
truelight@0: 	uint32 r;
truelight@0: 	uint num;
belugas@6655: 	const IndustrySpec *indsp = GetIndustrySpec(i->type);
truelight@0: 
truelight@0: 	/* play a sound? */
truelight@0: 	if ((i->counter & 0x3F) == 0) {
belugas@6655: 		if (CHANCE16R(1, 14, r) && (num = indsp->number_of_sounds) != 0) {
truelight@0: 			SndPlayTileFx(
belugas@6655: 				(SoundFx)(indsp->random_sounds[((r >> 16) * num) >> 16]),
truelight@0: 				i->xy);
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	i->counter--;
truelight@0: 
truelight@0: 	/* produce some cargo */
truelight@0: 	if ((i->counter & 0xFF) == 0) {
belugas@6655: 		IndustyBehaviour indbehav = indsp->behaviour;
truelight@0: 		i->cargo_waiting[0] = min(0xffff, i->cargo_waiting[0] + i->production_rate[0]);
truelight@0: 		i->cargo_waiting[1] = min(0xffff, i->cargo_waiting[1] + i->production_rate[1]);
truelight@0: 
belugas@6390: 		if (indbehav & INDUSTRYBEH_PLANT_FIELDS) {
truelight@0: 			MaybePlantFarmField(i);
belugas@6390: 		} else if ((indbehav & INDUSTRYBEH_CUT_TREES) && (i->counter & 0x1FF) == 0) {
truelight@0: 			ChopLumberMillTrees(i);
tron@2639: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
rubidium@6247: void OnTick_Industry()
truelight@0: {
truelight@0: 	Industry *i;
truelight@0: 
truelight@0: 	if (_industry_sound_ctr != 0) {
truelight@0: 		_industry_sound_ctr++;
truelight@0: 
truelight@0: 		if (_industry_sound_ctr == 75) {
tron@541: 			SndPlayTileFx(SND_37_BALLOON_SQUEAK, _industry_sound_tile);
truelight@0: 		} else if (_industry_sound_ctr == 160) {
truelight@201: 			_industry_sound_ctr = 0;
tron@541: 			SndPlayTileFx(SND_36_CARTOON_CRASH, _industry_sound_tile);
truelight@0: 		}
truelight@0: 	}
truelight@0: 
tron@2639: 	if (_game_mode == GM_EDITOR) return;
truelight@0: 
truelight@830: 	FOR_ALL_INDUSTRIES(i) {
truelight@4346: 		ProduceIndustryGoods(i);
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
tron@3877: static bool CheckNewIndustry_NULL(TileIndex tile)
truelight@0: {
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_Forest(TileIndex tile)
truelight@0: {
belugas@6357: 	if (_opt.landscape == LT_ARCTIC) {
maedhros@6343: 		if (GetTileZ(tile) < HighestSnowLine() + TILE_HEIGHT * 2U) {
truelight@0: 			_error_message = STR_4831_FOREST_CAN_ONLY_BE_PLANTED;
truelight@0: 			return false;
truelight@0: 		}
truelight@0: 	}
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_OilRefinery(TileIndex tile)
tron@3877: {
tron@3877: 	if (_game_mode == GM_EDITOR) return true;
truelight@4300: 	if (DistanceFromEdge(TILE_ADDXY(tile, 1, 1)) < _patches.oil_refinery_limit) return true;
tron@3877: 
tron@3877: 	_error_message = STR_483B_CAN_ONLY_BE_POSITIONED;
tron@3877: 	return false;
tron@3877: }
tron@3877: 
dominik@7: extern bool _ignore_restrictions;
dominik@7: 
tron@3877: static bool CheckNewIndustry_OilRig(TileIndex tile)
truelight@0: {
tron@2639: 	if (_game_mode == GM_EDITOR && _ignore_restrictions) return true;
tron@3877: 	if (TileHeight(tile) == 0 &&
truelight@4300: 			DistanceFromEdge(TILE_ADDXY(tile, 1, 1)) < _patches.oil_refinery_limit) return true;
truelight@0: 
truelight@0: 	_error_message = STR_483B_CAN_ONLY_BE_POSITIONED;
truelight@0: 	return false;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_Farm(TileIndex tile)
truelight@0: {
belugas@6357: 	if (_opt.landscape == LT_ARCTIC) {
maedhros@6343: 		if (GetTileZ(tile) + TILE_HEIGHT * 2 >= HighestSnowLine()) {
truelight@0: 			_error_message = STR_0239_SITE_UNSUITABLE;
truelight@0: 			return false;
truelight@0: 		}
truelight@0: 	}
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_Plantation(TileIndex tile)
truelight@0: {
belugas@3379: 	if (GetTropicZone(tile) == TROPICZONE_DESERT) {
truelight@0: 		_error_message = STR_0239_SITE_UNSUITABLE;
truelight@0: 		return false;
truelight@0: 	}
truelight@0: 
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_Water(TileIndex tile)
truelight@0: {
belugas@3379: 	if (GetTropicZone(tile) != TROPICZONE_DESERT) {
truelight@0: 		_error_message = STR_0318_CAN_ONLY_BE_BUILT_IN_DESERT;
truelight@0: 		return false;
truelight@0: 	}
truelight@0: 
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_Lumbermill(TileIndex tile)
truelight@0: {
belugas@3379: 	if (GetTropicZone(tile) != TROPICZONE_RAINFOREST) {
truelight@0: 		_error_message = STR_0317_CAN_ONLY_BE_BUILT_IN_RAINFOREST;
truelight@0: 		return false;
truelight@0: 	}
truelight@0: 	return true;
truelight@0: }
truelight@0: 
tron@3877: static bool CheckNewIndustry_BubbleGen(TileIndex tile)
truelight@0: {
tron@3645: 	return GetTileZ(tile) <= TILE_HEIGHT * 4;
truelight@0: }
truelight@0: 
tron@3877: typedef bool CheckNewIndustryProc(TileIndex tile);
belugas@3663: static CheckNewIndustryProc * const _check_new_industry_procs[CHECK_END] = {
truelight@0: 	CheckNewIndustry_NULL,
truelight@0: 	CheckNewIndustry_Forest,
tron@3877: 	CheckNewIndustry_OilRefinery,
truelight@0: 	CheckNewIndustry_Farm,
truelight@0: 	CheckNewIndustry_Plantation,
truelight@0: 	CheckNewIndustry_Water,
truelight@0: 	CheckNewIndustry_Lumbermill,
truelight@0: 	CheckNewIndustry_BubbleGen,
tron@3877: 	CheckNewIndustry_OilRig
truelight@0: };
truelight@0: 
tron@1977: static bool CheckSuitableIndustryPos(TileIndex tile)
truelight@0: {
tron@926: 	uint x = TileX(tile);
tron@926: 	uint y = TileY(tile);
truelight@0: 
tron@2639: 	if (x < 2 || y < 2 || x > MapMaxX() - 3 || y > MapMaxY() - 3) {
truelight@0: 		_error_message = STR_0239_SITE_UNSUITABLE;
truelight@0: 		return false;
truelight@0: 	}
truelight@0: 
truelight@0: 	return true;
truelight@0: }
truelight@0: 
belugas@3662: static const Town *CheckMultipleIndustryInTown(TileIndex tile, int type)
truelight@0: {
belugas@3662: 	const Town *t;
belugas@3662: 	const Industry *i;
truelight@0: 
truelight@0: 	t = ClosestTownFromTile(tile, (uint)-1);
truelight@201: 
tron@2639: 	if (_patches.multiple_industry_per_town) return t;
truelight@0: 
truelight@830: 	FOR_ALL_INDUSTRIES(i) {
truelight@4346: 		if (i->type == (byte)type &&
truelight@0: 				i->town == t) {
truelight@0: 			_error_message = STR_0287_ONLY_ONE_ALLOWED_PER_TOWN;
truelight@0: 			return NULL;
truelight@0: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	return t;
truelight@0: }
truelight@0: 
truelight@4300: static bool CheckIfIndustryTilesAreFree(TileIndex tile, const IndustryTileTable *it, int type)
truelight@0: {
truelight@0: 	_error_message = STR_0239_SITE_UNSUITABLE;
truelight@0: 
truelight@0: 	do {
tron@1977: 		TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
tron@1977: 
truelight@0: 		if (!IsValidTile(cur_tile)) {
tron@3440: 			if (it->gfx == 0xff) continue;
truelight@0: 			return false;
truelight@0: 		}
truelight@201: 
tron@3440: 		if (it->gfx == 0xFF) {
tron@3296: 			if (!IsTileType(cur_tile, MP_WATER) ||
tron@3636: 					GetTileSlope(cur_tile, NULL) != SLOPE_FLAT) {
tron@3296: 				return false;
tron@3296: 			}
truelight@0: 		} else {
tron@2639: 			if (!EnsureNoVehicle(cur_tile)) return false;
rubidium@6893: 			if (MayHaveBridgeAbove(cur_tile) && IsBridgeAbove(cur_tile)) return false;
rubidium@6893: 
belugas@6390: 			IndustyBehaviour ind_behav = GetIndustrySpec(type)->behaviour;
truelight@0: 
belugas@6390: 			if (ind_behav & INDUSTRYBEH_BUILT_ONWATER) {
belugas@6438: 				/* As soon as the tile is not water, bail out.
belugas@6438: 				 * But that does not mean the search is over.  You have
belugas@6438: 				 * to make sure every tile of the industry will be only water*/
belugas@6438: 				if (!IsClearWaterTile(cur_tile)) return false;
truelight@0: 			} else {
tron@3636: 				Slope tileh;
truelight@0: 
belugas@5056: 				if (IsClearWaterTile(cur_tile)) return false;
tron@3296: 
tron@3296: 				tileh = GetTileSlope(cur_tile, NULL);
tron@3636: 				if (IsSteepSlope(tileh)) return false;
tron@3296: 
truelight@4301: 				if (_patches.land_generator != LG_TERRAGENESIS || !_generating_world) {
truelight@4300: 					/* It is almost impossible to have a fully flat land in TG, so what we
truelight@4300: 					 *  do is that we check if we can make the land flat later on. See
truelight@4300: 					 *  CheckIfCanLevelIndustryPlatform(). */
truelight@4300: 					if (tileh != SLOPE_FLAT) {
truelight@4300: 						Slope t;
belugas@6092: 						byte bits = GetIndustryTileSpec(it->gfx)->slopes_refused;
truelight@201: 
truelight@4300: 						if (bits & 0x10) return false;
truelight@0: 
truelight@4300: 						t = ComplementSlope(tileh);
truelight@4300: 
truelight@4300: 						if (bits & 1 && (t & SLOPE_NW)) return false;
truelight@4300: 						if (bits & 2 && (t & SLOPE_NE)) return false;
truelight@4300: 						if (bits & 4 && (t & SLOPE_SW)) return false;
truelight@4300: 						if (bits & 8 && (t & SLOPE_SE)) return false;
truelight@4300: 					}
truelight@0: 				}
truelight@0: 
belugas@6390: 				if (ind_behav & INDUSTRYBEH_ONLY_INTOWN) {
truelight@4300: 					if (!IsTileType(cur_tile, MP_HOUSE)) {
truelight@0: 						_error_message = STR_029D_CAN_ONLY_BE_BUILT_IN_TOWNS;
truelight@0: 						return false;
truelight@0: 					}
belugas@6390: 				} else {
belugas@6390: 					if (ind_behav & INDUSTRYBEH_ONLY_NEARTOWN) {
belugas@6390: 						if (!IsTileType(cur_tile, MP_HOUSE)) goto do_clear;
belugas@6390: 					} else {
belugas@6390: do_clear:
belugas@6390: 						if (CmdFailed(DoCommand(cur_tile, 0, 0, DC_AUTO, CMD_LANDSCAPE_CLEAR)))
belugas@6390: 							return false;
truelight@0: 					}
truelight@0: 				}
truelight@0: 			}
truelight@0: 		}
tron@909: 	} while ((++it)->ti.x != -0x80);
truelight@0: 
truelight@0: 	return true;
truelight@0: }
truelight@0: 
truelight@4300: static bool CheckIfIndustryIsAllowed(TileIndex tile, int type, const Town *t)
truelight@4300: {
belugas@6390: 	if ((GetIndustrySpec(type)->behaviour & INDUSTRYBEH_TOWN1200_MORE) && t->population < 1200) {
truelight@4300: 		_error_message = STR_029D_CAN_ONLY_BE_BUILT_IN_TOWNS;
truelight@4300: 		return false;
truelight@4300: 	}
truelight@4300: 
belugas@6390: 	if ((GetIndustrySpec(type)->behaviour & INDUSTRYBEH_ONLY_NEARTOWN) && DistanceMax(t->xy, tile) > 9) {
truelight@4300: 		_error_message = STR_0239_SITE_UNSUITABLE;
truelight@4300: 		return false;
truelight@4300: 	}
truelight@4300: 
truelight@4300: 	return true;
truelight@4300: }
truelight@4300: 
truelight@4300: static bool CheckCanTerraformSurroundingTiles(TileIndex tile, uint height, int internal)
truelight@4300: {
truelight@4300: 	int size_x, size_y;
truelight@4300: 	uint curh;
truelight@4300: 
truelight@4300: 	size_x = 2;
truelight@4300: 	size_y = 2;
truelight@4300: 
truelight@4300: 	/* Check if we don't leave the map */
truelight@4300: 	if (TileX(tile) == 0 || TileY(tile) == 0 || GetTileType(tile) == MP_VOID) return false;
truelight@4300: 
truelight@4300: 	tile += TileDiffXY(-1, -1);
truelight@4300: 	BEGIN_TILE_LOOP(tile_walk, size_x, size_y, tile) {
truelight@4300: 		curh = TileHeight(tile_walk);
truelight@4300: 		/* Is the tile clear? */
truelight@4300: 		if ((GetTileType(tile_walk) != MP_CLEAR) && (GetTileType(tile_walk) != MP_TREES))
truelight@4300: 			return false;
truelight@4300: 
truelight@4300: 		/* Don't allow too big of a change if this is the sub-tile check */
rubidium@5587: 		if (internal != 0 && delta(curh, height) > 1) return false;
truelight@4300: 
truelight@4300: 		/* Different height, so the surrounding tiles of this tile
truelight@4300: 		 *  has to be correct too (in level, or almost in level)
truelight@4300: 		 *  else you get a chain-reaction of terraforming. */
truelight@4300: 		if (internal == 0 && curh != height) {
truelight@4300: 			if (!CheckCanTerraformSurroundingTiles(tile_walk + TileDiffXY(-1, -1), height, internal + 1))
truelight@4300: 				return false;
truelight@4300: 		}
truelight@4300: 	} END_TILE_LOOP(tile_walk, size_x, size_y, tile);
truelight@4300: 
truelight@4300: 	return true;
truelight@4300: }
truelight@4300: 
truelight@4300: /**
truelight@4300:  * This function tries to flatten out the land below an industry, without
truelight@4300:  *  damaging the surroundings too much.
truelight@4300:  */
truelight@4300: static bool CheckIfCanLevelIndustryPlatform(TileIndex tile, uint32 flags, const IndustryTileTable* it, int type)
truelight@4300: {
truelight@4300: 	const int MKEND = -0x80;   // used for last element in an IndustryTileTable (see build_industry.h)
truelight@4300: 	int max_x = 0;
truelight@4300: 	int max_y = 0;
truelight@4300: 	TileIndex cur_tile;
truelight@4300: 	uint size_x, size_y;
truelight@4300: 	uint h, curh;
truelight@4300: 
truelight@4300: 	/* Finds dimensions of largest variant of this industry */
truelight@4300: 	do {
truelight@4300: 		if (it->ti.x > max_x) max_x = it->ti.x;
truelight@4300: 		if (it->ti.y > max_y) max_y = it->ti.y;
truelight@4300: 	} while ((++it)->ti.x != MKEND);
truelight@4300: 
truelight@4300: 	/* Remember level height */
truelight@4300: 	h = TileHeight(tile);
truelight@4300: 
truelight@4300: 	/* Check that all tiles in area and surrounding are clear
truelight@4300: 	 * this determines that there are no obstructing items */
truelight@4300: 	cur_tile = tile + TileDiffXY(-1, -1);
truelight@4300: 	size_x = max_x + 4;
truelight@4300: 	size_y = max_y + 4;
truelight@4300: 
truelight@4300: 	/* Check if we don't leave the map */
rubidium@4313: 	if (TileX(cur_tile) == 0 || TileY(cur_tile) == 0 || TileX(cur_tile) + size_x >= MapMaxX() || TileY(cur_tile) + size_y >= MapMaxY()) return false;
truelight@4300: 
truelight@4300: 	BEGIN_TILE_LOOP(tile_walk, size_x, size_y, cur_tile) {
truelight@4300: 		curh = TileHeight(tile_walk);
truelight@4300: 		if (curh != h) {
truelight@4300: 			/* This tile needs terraforming. Check if we can do that without
truelight@4300: 			 *  damaging the surroundings too much. */
truelight@4300: 			if (!CheckCanTerraformSurroundingTiles(tile_walk, h, 0)) return false;
truelight@4300: 			/* This is not 100% correct check, but the best we can do without modifying the map.
truelight@4300: 			 *  What is missing, is if the difference in height is more than 1.. */
truelight@4300: 			if (CmdFailed(DoCommand(tile_walk, 8, (curh > h) ? 0 : 1, flags & ~DC_EXEC, CMD_TERRAFORM_LAND))) return false;
truelight@4300: 		}
truelight@4300: 	} END_TILE_LOOP(tile_walk, size_x, size_y, cur_tile)
truelight@4300: 
truelight@4300: 	if (flags & DC_EXEC) {
truelight@4300: 		/* Terraform the land under the industry */
truelight@4300: 		BEGIN_TILE_LOOP(tile_walk, size_x, size_y, cur_tile) {
truelight@4300: 			curh = TileHeight(tile_walk);
truelight@4300: 			while (curh != h) {
truelight@4300: 				/* We give the terraforming for free here, because we can't calculate
truelight@4300: 				 *  exact cost in the test-round, and as we all know, that will cause
truelight@4300: 				 *  a nice assert if they don't match ;) */
truelight@4300: 				DoCommand(tile_walk, 8, (curh > h) ? 0 : 1, flags, CMD_TERRAFORM_LAND);
truelight@4300: 				curh += (curh > h) ? -1 : 1;
truelight@4300: 			}
truelight@4300: 		} END_TILE_LOOP(tile_walk, size_x, size_y, cur_tile)
truelight@4300: 	}
truelight@4300: 
truelight@4300: 	return true;
truelight@4300: }
truelight@4300: 
truelight@4300: 
tron@1977: static bool CheckIfTooCloseToIndustry(TileIndex tile, int type)
truelight@0: {
belugas@3669: 	const IndustrySpec *indspec = GetIndustrySpec(type);
belugas@3662: 	const Industry *i;
truelight@0: 
belugas@6201: 	/* accepting industries won't be close, not even with patch */
belugas@3669: 	if (_patches.same_industry_close && indspec->accepts_cargo[0] == CT_INVALID)
truelight@0: 		return true;
truelight@201: 
truelight@830: 	FOR_ALL_INDUSTRIES(i) {
belugas@6201: 		/* check if an industry that accepts the same goods is nearby */
truelight@4346: 		if (DistanceMax(tile, i->xy) <= 14 &&
belugas@3669: 				indspec->accepts_cargo[0] != CT_INVALID &&
belugas@6859: 				indspec->accepts_cargo[0] == GetIndustrySpec(i->type)->accepts_cargo[0] && (
tron@2639: 					_game_mode != GM_EDITOR ||
tron@2639: 					!_patches.same_industry_close ||
tron@2639: 					!_patches.multiple_industry_per_town
tron@2639: 				)) {
tron@2639: 			_error_message = STR_INDUSTRY_TOO_CLOSE;
tron@2639: 			return false;
tron@2639: 		}
truelight@0: 
belugas@6201: 		/* check "not close to" field. */
truelight@4346: 		if ((i->type == indspec->conflicting[0] || i->type == indspec->conflicting[1] || i->type == indspec->conflicting[2]) &&
tron@1245: 				DistanceMax(tile, i->xy) <= 14) {
truelight@0: 			_error_message = STR_INDUSTRY_TOO_CLOSE;
truelight@0: 			return false;
truelight@0: 		}
truelight@0: 	}
truelight@0: 	return true;
truelight@0: }
truelight@0: 
rubidium@6247: static Industry *AllocateIndustry()
truelight@0: {
truelight@0: 	Industry *i;
truelight@0: 
truelight@4346: 	/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
truelight@4346: 	 * TODO - This is just a temporary stage, this will be removed. */
tron@4976: 	for (i = GetIndustry(0); i != NULL; i = (i->index + 1U < GetIndustryPoolSize()) ? GetIndustry(i->index + 1U) : NULL) {
truelight@4346: 		IndustryID index = i->index;
truelight@1267: 
truelight@4346: 		if (IsValidIndustry(i)) continue;
truelight@919: 
truelight@4346: 		memset(i, 0, sizeof(*i));
truelight@4346: 		i->index = index;
truelight@4346: 
truelight@4346: 		return i;
truelight@0: 	}
truelight@1267: 
truelight@1267: 	/* Check if we can add a block to the pool */
tron@4976: 	return AddBlockToPool(&_Industry_pool) ? AllocateIndustry() : NULL;
truelight@0: }
truelight@0: 
rubidium@5587: static void DoCreateNewIndustry(Industry *i, TileIndex tile, int type, const IndustryTileTable *it, const Town *t, Owner owner)
truelight@0: {
belugas@3669: 	const IndustrySpec *indspec = GetIndustrySpec(type);
truelight@0: 	uint32 r;
truelight@0: 	int j;
truelight@0: 
truelight@0: 	i->xy = tile;
truelight@0: 	i->width = i->height = 0;
truelight@0: 	i->type = type;
belugas@6824: 	IncIndustryTypeCount(type);
truelight@0: 
belugas@3669: 	i->production_rate[0] = indspec->production_rate[0];
belugas@3669: 	i->production_rate[1] = indspec->production_rate[1];
truelight@0: 
truelight@0: 	if (_patches.smooth_economy) {
truelight@0: 		i->production_rate[0] = min((RandomRange(256) + 128) * i->production_rate[0] >> 8 , 255);
truelight@0: 		i->production_rate[1] = min((RandomRange(256) + 128) * i->production_rate[1] >> 8 , 255);
truelight@0: 	}
truelight@0: 
truelight@0: 	i->town = t;
truelight@0: 	i->owner = owner;
truelight@0: 
tron@2484: 	r = Random();
belugas@4942: 	i->random_color = GB(r, 8, 4);
peter1138@2492: 	i->counter = GB(r, 0, 12);
truelight@0: 	i->cargo_waiting[0] = 0;
truelight@0: 	i->cargo_waiting[1] = 0;
rubidium@6819: 	i->this_month_production[0] = 0;
rubidium@6819: 	i->this_month_production[1] = 0;
rubidium@6819: 	i->this_month_transported[0] = 0;
rubidium@6819: 	i->this_month_transported[1] = 0;
rubidium@6819: 	i->last_month_pct_transported[0] = 0;
rubidium@6819: 	i->last_month_pct_transported[1] = 0;
rubidium@6819: 	i->last_month_transported[0] = 0;
rubidium@6819: 	i->last_month_transported[1] = 0;
truelight@0: 	i->was_cargo_delivered = false;
rubidium@4329: 	i->last_prod_year = _cur_year;
rubidium@6819: 	i->last_month_production[0] = i->production_rate[0] * 8;
rubidium@6819: 	i->last_month_production[1] = i->production_rate[1] * 8;
truelight@0: 
rubidium@6819: 	if (!_generating_world) i->last_month_production[0] = i->last_month_production[1] = 0;
truelight@201: 
truelight@0: 	i->prod_level = 0x10;
truelight@0: 
truelight@0: 	do {
tron@1977: 		TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
truelight@0: 
tron@3440: 		if (it->gfx != 0xFF) {
truelight@0: 			byte size;
truelight@0: 
tron@909: 			size = it->ti.x;
truelight@0: 			if (size > i->width) i->width = size;
tron@909: 			size = it->ti.y;
truelight@0: 			if (size > i->height)i->height = size;
truelight@0: 
tron@3491: 			DoCommand(cur_tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
truelight@0: 
tron@3440: 			MakeIndustry(cur_tile, i->index, it->gfx);
rubidium@5435: 			if (_generating_world) {
rubidium@5435: 				SetIndustryConstructionCounter(cur_tile, 3);
rubidium@5435: 				SetIndustryConstructionStage(cur_tile, 2);
rubidium@5435: 			}
truelight@0: 		}
tron@909: 	} while ((++it)->ti.x != -0x80);
truelight@0: 
truelight@0: 	i->width++;
truelight@0: 	i->height++;
truelight@0: 
belugas@6390: 	if (GetIndustrySpec(i->type)->behaviour & INDUSTRYBEH_PLANT_ON_BUILT) {
truelight@4328: 		for (j = 0; j != 50; j++) PlantRandomFarmField(i);
truelight@0: 	}
truelight@0: 	_industry_sort_dirty = true;
truelight@0: 	InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
truelight@0: }
truelight@0: 
belugas@6201: /** Helper function for Build/Fund an industry
belugas@6201:  * @param tile tile where industry is built
belugas@6201:  * @param type of industry to build
belugas@6201:  * @param flags of operations to conduct
belugas@6201:  * @param indspec pointer to industry specifications
belugas@6201:  * @param it pointer to list of tile type to build
belugas@6201:  * @return the pointer of the newly created industry, or NULL if it failed
belugas@6201:  */
truelight@4300: static Industry *CreateNewIndustryHelper(TileIndex tile, IndustryType type, uint32 flags, const IndustrySpec *indspec, const IndustryTileTable *it)
truelight@4300: {
truelight@4300: 	const Town *t;
truelight@4300: 	Industry *i;
truelight@4300: 
truelight@4300: 	if (!CheckIfIndustryTilesAreFree(tile, it, type)) return NULL;
truelight@4300: 	if (_patches.land_generator == LG_TERRAGENESIS && _generating_world && !CheckIfCanLevelIndustryPlatform(tile, 0, it, type)) return NULL;
truelight@4300: 	if (!_check_new_industry_procs[indspec->check_proc](tile)) return NULL;
truelight@4300: 	if (!CheckIfTooCloseToIndustry(tile, type)) return NULL;
truelight@4300: 
truelight@4300: 	t = CheckMultipleIndustryInTown(tile, type);
truelight@4300: 	if (t == NULL) return NULL;
truelight@4300: 
truelight@4300: 	if (!CheckIfIndustryIsAllowed(tile, type, t)) return NULL;
truelight@4300: 	if (!CheckSuitableIndustryPos(tile)) return NULL;
truelight@4300: 
truelight@4300: 	i = AllocateIndustry();
truelight@4300: 	if (i == NULL) return NULL;
truelight@4300: 
truelight@4300: 	if (flags & DC_EXEC) {
truelight@4300: 		CheckIfCanLevelIndustryPlatform(tile, DC_EXEC, it, type);
truelight@4300: 		DoCreateNewIndustry(i, tile, type, it, t, OWNER_NONE);
truelight@4300: 	}
truelight@4300: 
truelight@4300: 	return i;
truelight@4300: }
truelight@4300: 
Darkvater@1786: /** Build/Fund an industry
tron@3491:  * @param tile tile where industry is built
belugas@6201:  * @param flags of operations to conduct
belugas@6201:  * @param p1 industry type see build_industry.h and see industry.h
Darkvater@1786:  * @param p2 unused
belugas@6201:  * @return index of the newly create industry, or CMD_ERROR if it failed
Darkvater@1786:  */
rubidium@6943: CommandCost CmdBuildIndustry(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@0: {
truelight@0: 	int num;
truelight@0: 	const IndustryTileTable * const *itt;
truelight@0: 	const IndustryTileTable *it;
belugas@3669: 	const IndustrySpec *indspec;
truelight@0: 
truelight@0: 	SET_EXPENSES_TYPE(EXPENSES_OTHER);
truelight@0: 
belugas@4965: 	indspec = GetIndustrySpec(p1);
tron@2639: 
belugas@4965: 	/* Check if the to-be built/founded industry is available for this climate. */
belugas@6748: 	if (!indspec->enabled) {
belugas@6748: 		return CMD_ERROR;
belugas@6748: 	}
truelight@0: 
tron@2638: 	/* If the patch for raw-material industries is not on, you cannot build raw-material industries.
Darkvater@1800: 	 * Raw material industries are industries that do not accept cargo (at least for now)
tron@2638: 	 * Exclude the lumber mill (only "raw" industry that can be built) */
tron@2638: 	if (!_patches.build_rawmaterial_ind &&
belugas@3669: 			indspec->accepts_cargo[0] == CT_INVALID &&
belugas@3669: 			indspec->accepts_cargo[1] == CT_INVALID &&
belugas@3669: 			indspec->accepts_cargo[2] == CT_INVALID &&
rubidium@6758: 			!(indspec->behaviour & INDUSTRYBEH_CUT_TREES)) {
tron@2638: 		return CMD_ERROR;
tron@2638: 	}
truelight@0: 
belugas@3669: 	num = indspec->num_table;
belugas@3669: 	itt = indspec->table;
truelight@0: 
truelight@0: 	do {
Darkvater@1786: 		if (--num < 0) return_cmd_error(STR_0239_SITE_UNSUITABLE);
truelight@4300: 	} while (!CheckIfIndustryTilesAreFree(tile, it = itt[num], p1));
truelight@0: 
truelight@4300: 	if (CreateNewIndustryHelper(tile, p1, flags, indspec, it) == NULL) return CMD_ERROR;
truelight@201: 
rubidium@6815: 	return (_price.build_industry >> 8) * indspec->cost_multiplier;
truelight@0: }
truelight@0: 
truelight@0: 
belugas@3538: Industry *CreateNewIndustry(TileIndex tile, IndustryType type)
truelight@0: {
truelight@4300: 	const IndustrySpec *indspec = GetIndustrySpec(type);
truelight@4300: 	const IndustryTileTable *it = indspec->table[RandomRange(indspec->num_table)];
truelight@0: 
truelight@4300: 	return CreateNewIndustryHelper(tile, type, DC_EXEC, indspec, it);
truelight@0: }
truelight@0: 
belugas@6560: static const byte _numof_industry_table[5][12] = {
belugas@6201: 	/* difficulty settings for number of industries */
belugas@3669: 	{0, 0, 0, 0, 0, 0, 0, 0,  0,  0,  0},   //none
belugas@6560: 	{0, 1, 1, 1, 1, 1, 1, 1,  1,  1,  1},   //very low
belugas@3669: 	{0, 1, 1, 1, 2, 2, 3, 3,  4,  4,  5},   //low
belugas@3669: 	{0, 1, 2, 3, 4, 5, 6, 7,  8,  9, 10},   //normal
belugas@3669: 	{0, 2, 3, 4, 6, 7, 8, 9, 10, 10, 10},   //high
truelight@0: };
truelight@0: 
belugas@6442: /** This function is the one who really do the creation work
belugas@6442:  * of random industries during game creation
belugas@6442:  * @param type IndustryType of the desired industry
belugas@6442:  * @param amount of industries that need to be built */
belugas@3669: static void PlaceInitialIndustry(IndustryType type, int amount)
truelight@0: {
ludde@2072: 	int num = _numof_industry_table[_opt.diff.number_industries][amount];
belugas@6757: 	const IndustrySpec *ind_spc = GetIndustrySpec(type);
ludde@2072: 
belugas@6442: 	/* These are always placed next to the coastline, so we scale by the perimeter instead. */
belugas@6757: 	num = (ind_spc->check_proc == CHECK_REFINERY || ind_spc->check_proc == CHECK_OIL_RIG) ? ScaleByMapSize1D(num) : ScaleByMapSize(num);
truelight@110: 
tron@2639: 	if (_opt.diff.number_industries != 0) {
tron@2498: 		PlayerID old_player = _current_player;
darkvater@266: 		_current_player = OWNER_NONE;
orudge@61: 		assert(num > 0);
truelight@0: 
truelight@0: 		do {
tron@2639: 			uint i;
tron@2639: 
truelight@4300: 			IncreaseGeneratingWorldProgress(GWP_INDUSTRY);
truelight@4300: 
tron@2639: 			for (i = 0; i < 2000; i++) {
tron@2639: 				if (CreateNewIndustry(RandomTile(), type) != NULL) break;
tron@2639: 			}
truelight@110: 		} while (--num);
darkvater@266: 
darkvater@267: 		_current_player = old_player;
orudge@61: 	}
truelight@0: }
truelight@0: 
belugas@6442: /** This function will create ramdon industries during game creation.
belugas@6442:  * It will scale the amount of industries by map size as well as difficulty level */
rubidium@6247: void GenerateIndustries()
truelight@0: {
truelight@4300: 	uint i = 0;
belugas@6442: 	uint8 chance;
belugas@6442: 	IndustryType it;
belugas@6442: 	const IndustrySpec *ind_spc;
truelight@4300: 
truelight@4300: 	/* Find the total amount of industries */
belugas@6493: 	for (it = IT_COAL_MINE; it < NUM_INDUSTRYTYPES; it++) {
truelight@4300: 
belugas@6442: 		ind_spc = GetIndustrySpec(it);
belugas@6748: 		if (ind_spc->enabled) {
belugas@6748: 			chance = ind_spc->appear_creation[_opt.landscape];
belugas@6748: 			if (chance > 0) {
belugas@6748: 				/* once the chance of appearance is determind, it have to be scaled by
belugas@6748: 				 * the difficulty level. The "chance" in question is more an index into
belugas@6748: 				 * the _numof_industry_table,in fact */
belugas@6748: 				int num = _numof_industry_table[_opt.diff.number_industries][chance];
belugas@6442: 
belugas@6748: 				/* These are always placed next to the coastline, so we scale by the perimeter instead. */
belugas@6757: 				num = (ind_spc->check_proc == CHECK_REFINERY || ind_spc->check_proc == CHECK_OIL_RIG) ? ScaleByMapSize1D(num) : ScaleByMapSize(num);
belugas@6748: 				i += num;
belugas@6748: 			}
truelight@4300: 		}
belugas@6442: 	}
truelight@4300: 
truelight@4300: 	SetGeneratingWorldProgress(GWP_INDUSTRY, i);
truelight@0: 
belugas@6493: 	for (it = IT_COAL_MINE; it < NUM_INDUSTRYTYPES; it++) {
belugas@6442: 		/* Once the number of industries has been determined, let's really create them.
belugas@6442: 		 * The test for chance allows us to try create industries that are available only
belugas@6442: 		 * for this landscape.
belugas@6442: 		 * @todo :  Do we really have to pass chance as un-scaled value, since we've already
belugas@6442: 		 *          processed that scaling above? No, don't think so.  Will find a way. */
belugas@6748: 		ind_spc = GetIndustrySpec(it);
belugas@6748: 		if (ind_spc->enabled) {
belugas@6748: 			chance = ind_spc->appear_creation[_opt.landscape];
belugas@6748: 			if (chance > 0) PlaceInitialIndustry(it, chance);
belugas@6748: 		}
belugas@6442: 	};
truelight@0: }
truelight@0: 
belugas@3496: /* Change industry production or do closure */
truelight@0: static void ExtChangeIndustryProduction(Industry *i)
truelight@0: {
truelight@1320: 	bool closeit = true;
truelight@0: 	int j;
belugas@3669: 	const IndustrySpec *indspec = GetIndustrySpec(i->type);
truelight@0: 
belugas@4924: 	switch (indspec->life_type) {
belugas@3496: 		case INDUSTRYLIFE_NOT_CLOSABLE:
truelight@1320: 			return;
truelight@201: 
belugas@3496: 		case INDUSTRYLIFE_CLOSABLE:
rubidium@4329: 			if ((byte)(_cur_year - i->last_prod_year) < 5 || !CHANCE16(1, 180))
truelight@0: 				closeit = false;
truelight@1320: 			break;
truelight@201: 
truelight@1320: 		default: /* INDUSTRY_PRODUCTION */
belugas@6636: 			for (j = 0; j < 2 && indspec->produced_cargo[j] != CT_INVALID; j++){
pasky@1603: 				uint32 r = Random();
rubidium@5587: 				int old_prod, new_prod, percent;
truelight@1320: 				int mag;
truelight@1320: 
rubidium@5587: 				new_prod = old_prod = i->production_rate[j];
pasky@1603: 				if (CHANCE16I(20, 1024, r))
rubidium@5587: 					new_prod -= ((RandomRange(50) + 10) * old_prod) >> 8;
rubidium@6819: 				if (CHANCE16I(20 + (i->last_month_pct_transported[j] * 20 >> 8), 1024, r >> 16))
rubidium@5587: 					new_prod += ((RandomRange(50) + 10) * old_prod) >> 8;
truelight@1320: 
rubidium@5587: 				new_prod = clamp(new_prod, 0, 255);
rubidium@5587: 				if (new_prod == old_prod) {
truelight@1320: 					closeit = false;
truelight@1320: 					continue;
truelight@1320: 				}
truelight@1320: 
rubidium@5587: 				percent = new_prod * 100 / old_prod - 100;
rubidium@5587: 				i->production_rate[j] = new_prod;
truelight@1320: 
rubidium@5587: 				if (new_prod >= indspec->production_rate[j] / 4)
truelight@1320: 					closeit = false;
truelight@1320: 
truelight@1320: 				mag = abs(percent);
truelight@1320: 				if (mag >= 10) {
ludde@2070: 					SetDParam(2, mag);
belugas@6636: 					SetDParam(0, GetCargo(indspec->produced_cargo[j])->name);
ludde@2070: 					SetDParam(1, i->index);
tron@2639: 					AddNewsItem(
tron@2639: 						percent >= 0 ? STR_INDUSTRY_PROD_GOUP : STR_INDUSTRY_PROD_GODOWN,
rubidium@6491: 						NEWS_FLAGS(NM_THIN, NF_VIEWPORT | NF_TILE, NT_ECONOMY, 0),
tron@2639: 						i->xy + TileDiffXY(1, 1), 0
tron@2639: 					);
truelight@1320: 				}
truelight@0: 			}
truelight@1320: 			break;
truelight@0: 	}
truelight@0: 
belugas@3496: 	/* If industry will be closed down, show this */
truelight@0: 	if (closeit) {
truelight@0: 		i->prod_level = 0;
ludde@2070: 		SetDParam(0, i->index);
tron@2639: 		AddNewsItem(
belugas@3669: 			indspec->closure_text,
rubidium@6491: 			NEWS_FLAGS(NM_THIN, NF_VIEWPORT | NF_TILE, NT_OPENCLOSE, 0),
tron@2639: 			i->xy + TileDiffXY(1, 1), 0
tron@2639: 		);
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: 
truelight@0: static void UpdateIndustryStatistics(Industry *i)
truelight@0: {
truelight@0: 	byte pct;
belugas@6467: 	bool refresh = false;
belugas@6636: 	const IndustrySpec *indsp = GetIndustrySpec(i->type);
truelight@201: 
belugas@6636: 	for (byte j = 0; j < lengthof(indsp->produced_cargo); j++) {
belugas@6636: 		if (indsp->produced_cargo[j] != CT_INVALID) {
belugas@6636: 			pct = 0;
rubidium@6819: 			if (i->this_month_production[j] != 0) {
belugas@6636: 				i->last_prod_year = _cur_year;
rubidium@6819: 				pct = min(i->this_month_transported[j] * 256 / i->this_month_production[j], 255);
belugas@6636: 			}
rubidium@6819: 			i->last_month_pct_transported[j] = pct;
truelight@0: 
rubidium@6819: 			i->last_month_production[j] = i->this_month_production[j];
rubidium@6819: 			i->this_month_production[j] = 0;
truelight@0: 
rubidium@6819: 			i->last_month_transported[j] = i->this_month_transported[j];
rubidium@6819: 			i->this_month_transported[j] = 0;
belugas@6636: 			refresh = true;
belugas@6636: 		}
truelight@0: 	}
truelight@0: 
belugas@6467: 	if (refresh)
truelight@919: 		InvalidateWindow(WC_INDUSTRY_VIEW, i->index);
truelight@0: 
tron@2639: 	if (i->prod_level == 0) {
truelight@0: 		DeleteIndustry(i);
tron@2639: 	} else if (_patches.smooth_economy) {
truelight@0: 		ExtChangeIndustryProduction(i);
tron@2639: 	}
truelight@0: }
truelight@0: 
belugas@6431: /** Simple helper that will collect data for the generation of industries */
belugas@6431: struct ProbabilityHelper {
belugas@6431: 	uint16 prob;      ///< probability
belugas@6431: 	IndustryType ind; ///< industry id correcponding
belugas@6431: };
belugas@6431: 
belugas@6419: /**
belugas@6419:  * Try to create a random industry, during gameplay
belugas@6419:  */
belugas@6419: static void MaybeNewIndustry(void)
belugas@6419: {
belugas@6419: 	Industry *ind;               //will receive the industry's creation pointer
belugas@6419: 	IndustryType rndtype, j;     // Loop controlers
belugas@6419: 	const IndustrySpec *ind_spc;
belugas@6419: 	uint num = 0;
belugas@6493: 	ProbabilityHelper cumulative_probs[NUM_INDUSTRYTYPES]; // probability collector
belugas@6419: 	uint16 probability_max = 0;
truelight@0: 
belugas@6419: 	/* Generate a list of all possible industries that can be built. */
belugas@6493: 	for (j = 0; j < NUM_INDUSTRYTYPES; j++) {
belugas@6419: 		byte chance = GetIndustrySpec(j)->appear_ingame[_opt.landscape];
truelight@0: 
belugas@6419: 		/* if appearing chance for this landscape is above 0, this industry can be chosen */
belugas@6419: 		if (chance != 0) {
belugas@6419: 			probability_max += chance;
belugas@6431: 			/* adds the result for this industry */
belugas@6431: 			cumulative_probs[num].ind = j;
belugas@6431: 			cumulative_probs[num++].prob = probability_max;
belugas@6419: 		}
belugas@6419: 	}
belugas@6419: 
belugas@6431: 	/* Find a random type, with maximum being what has been evaluate above*/
belugas@6419: 	rndtype = RandomRange(probability_max);
belugas@6493: 	for (j = 0; j < NUM_INDUSTRYTYPES; j++) {
belugas@6431: 		/* and choose the index of the industry that matches as close as possible this random type */
belugas@6431: 		if (cumulative_probs[j].prob >= rndtype) break;
belugas@6419: 	}
belugas@6419: 
belugas@6431: 	ind_spc = GetIndustrySpec(cumulative_probs[j].ind);
belugas@6419: 	/*  Check if it is allowed */
belugas@6390: 	if ((ind_spc->behaviour & INDUSTRYBEH_BEFORE_1950) && _cur_year > 1950) return;
belugas@6390: 	if ((ind_spc->behaviour & INDUSTRYBEH_AFTER_1960) && _cur_year < 1960) return;
truelight@0: 
belugas@6431: 	/* try to create 2000 times this industry */
belugas@6419: 	num = 2000;
tron@2639: 	for (;;) {
belugas@6431: 		ind = CreateNewIndustry(RandomTile(), cumulative_probs[j].ind);
belugas@6419: 		if (ind != NULL) break;
belugas@6419: 		if (--num == 0) return;
truelight@0: 	}
truelight@0: 
belugas@6266: 	SetDParam(0, ind_spc->name);
belugas@6419: 	SetDParam(1, ind->town->index);
belugas@6266: 	AddNewsItem(ind_spc->new_industry_text,
rubidium@6491: 		NEWS_FLAGS(NM_THIN, NF_VIEWPORT | NF_TILE, NT_OPENCLOSE, 0), ind->xy, 0);
truelight@0: }
truelight@0: 
truelight@1320: static void ChangeIndustryProduction(Industry *i)
truelight@0: {
truelight@1320: 	bool only_decrease = false;
truelight@1320: 	StringID str = STR_NULL;
truelight@0: 	int type = i->type;
belugas@3669: 	const IndustrySpec *indspec = GetIndustrySpec(type);
truelight@201: 
belugas@4924: 	switch (indspec->life_type) {
belugas@3496: 		case INDUSTRYLIFE_NOT_CLOSABLE:
truelight@1320: 			return;
truelight@0: 
belugas@3496: 		case INDUSTRYLIFE_PRODUCTION:
truelight@1320: 			/* decrease or increase */
belugas@6390: 			if ((indspec->behaviour & INDUSTRYBEH_DONT_INCR_PROD) && _opt.landscape == LT_TEMPERATE)
truelight@1320: 				only_decrease = true;
truelight@201: 
rubidium@6491: 			if (only_decrease || CHANCE16(1, 3)) {
truelight@1320: 				/* If you transport > 60%, 66% chance we increase, else 33% chance we increase */
rubidium@6819: 				if (!only_decrease && (i->last_month_pct_transported[0] > 153) != CHANCE16(1, 3)) {
truelight@1320: 					/* Increase production */
truelight@1320: 					if (i->prod_level != 0x80) {
truelight@1320: 						byte b;
truelight@201: 
truelight@1320: 						i->prod_level <<= 1;
truelight@1320: 
truelight@1320: 						b = i->production_rate[0] * 2;
truelight@1320: 						if (i->production_rate[0] >= 128)
truelight@1320: 							b = 0xFF;
truelight@1320: 						i->production_rate[0] = b;
truelight@1320: 
truelight@1320: 						b = i->production_rate[1] * 2;
truelight@1320: 						if (i->production_rate[1] >= 128)
truelight@1320: 							b = 0xFF;
truelight@1320: 						i->production_rate[1] = b;
truelight@1320: 
belugas@3669: 						str = indspec->production_up_text;
truelight@1320: 					}
truelight@1320: 				} else {
truelight@1320: 					/* Decrease production */
truelight@1320: 					if (i->prod_level == 4) {
truelight@1320: 						i->prod_level = 0;
belugas@3669: 						str = indspec->closure_text;
truelight@1320: 					} else {
truelight@1320: 						i->prod_level >>= 1;
truelight@1320: 						i->production_rate[0] = (i->production_rate[0] + 1) >> 1;
truelight@1320: 						i->production_rate[1] = (i->production_rate[1] + 1) >> 1;
truelight@1320: 
belugas@3669: 						str = indspec->production_down_text;
truelight@1320: 					}
truelight@0: 				}
truelight@0: 			}
truelight@1320: 			break;
truelight@1320: 
belugas@3496: 		case INDUSTRYLIFE_CLOSABLE:
truelight@1320: 			/* maybe close */
rubidium@6491: 			if ( (byte)(_cur_year - i->last_prod_year) >= 5 && CHANCE16(1, 2)) {
truelight@1320: 				i->prod_level = 0;
belugas@3669: 				str = indspec->closure_text;
truelight@1320: 			}
truelight@1320: 			break;
truelight@1320: 	}
truelight@1320: 
truelight@1320: 	if (str != STR_NULL) {
ludde@2070: 		SetDParam(0, i->index);
rubidium@6491: 		AddNewsItem(str, NEWS_FLAGS(NM_THIN, NF_VIEWPORT | NF_TILE, str == indspec->closure_text ? NT_OPENCLOSE : NT_ECONOMY, 0), i->xy + TileDiffXY(1, 1), 0);
truelight@0: 	}
truelight@0: }
truelight@0: 
rubidium@6247: void IndustryMonthlyLoop()
truelight@0: {
truelight@0: 	Industry *i;
tron@2498: 	PlayerID old_player = _current_player;
darkvater@266: 	_current_player = OWNER_NONE;
truelight@0: 
truelight@830: 	FOR_ALL_INDUSTRIES(i) {
truelight@4346: 		UpdateIndustryStatistics(i);
truelight@0: 	}
truelight@0: 
truelight@1267: 	/* 3% chance that we start a new industry */
belugas@6433: 	if (CHANCE16(3, 100)) {
belugas@6419: 		MaybeNewIndustry();
matthijs@5247: 	} else if (!_patches.smooth_economy) {
truelight@4356: 		i = GetRandomIndustry();
truelight@4356: 		if (i != NULL) ChangeIndustryProduction(i);
truelight@0: 	}
darkvater@266: 
darkvater@266: 	_current_player = old_player;
darkvater@266: 
belugas@6201: 	/* production-change */
truelight@0: 	_industry_sort_dirty = true;
truelight@0: 	InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
truelight@0: }
truelight@0: 
truelight@0: 
rubidium@6247: void InitializeIndustries()
truelight@0: {
tron@4976: 	CleanPool(&_Industry_pool);
tron@4976: 	AddBlockToPool(&_Industry_pool);
truelight@919: 
belugas@6839: 	ResetIndustryCounts();
truelight@0: 	_industry_sort_dirty = true;
rubidium@4587: 	_industry_sound_tile = 0;
truelight@0: }
truelight@0: 
rubidium@5587: extern const TileTypeProcs _tile_type_industry_procs = {
rubidium@4344: 	DrawTile_Industry,           /* draw_tile_proc */
rubidium@4344: 	GetSlopeZ_Industry,          /* get_slope_z_proc */
rubidium@4344: 	ClearTile_Industry,          /* clear_tile_proc */
rubidium@4434: 	GetAcceptedCargo_Industry,   /* get_accepted_cargo_proc */
rubidium@4344: 	GetTileDesc_Industry,        /* get_tile_desc_proc */
rubidium@4344: 	GetTileTrackStatus_Industry, /* get_tile_track_status_proc */
rubidium@4344: 	ClickTile_Industry,          /* click_tile_proc */
rubidium@4344: 	AnimateTile_Industry,        /* animate_tile_proc */
rubidium@4344: 	TileLoop_Industry,           /* tile_loop_proc */
rubidium@4344: 	ChangeTileOwner_Industry,    /* change_tile_owner_proc */
rubidium@4344: 	GetProducedCargo_Industry,   /* get_produced_cargo_proc */
rubidium@4344: 	NULL,                        /* vehicle_enter_tile_proc */
rubidium@4344: 	GetSlopeTileh_Industry,      /* get_slope_tileh_proc */
truelight@0: };
truelight@0: 
Darkvater@1881: static const SaveLoad _industry_desc[] = {
rubidium@6819: 	SLE_CONDVAR(Industry, xy,                         SLE_FILE_U16 | SLE_VAR_U32,  0, 5),
rubidium@6819: 	SLE_CONDVAR(Industry, xy,                         SLE_UINT32,                  6, SL_MAX_VERSION),
rubidium@6819: 	    SLE_VAR(Industry, width,                      SLE_UINT8),
rubidium@6819: 	    SLE_VAR(Industry, height,                     SLE_UINT8),
rubidium@6819: 	    SLE_REF(Industry, town,                       REF_TOWN),
belugas@6636: 	SLE_CONDNULL( 2, 2, 60),       ///< used to be industry's produced_cargo
rubidium@6819: 	    SLE_ARR(Industry, cargo_waiting,              SLE_UINT16, 2),
rubidium@6819: 	    SLE_ARR(Industry, production_rate,            SLE_UINT8,  2),
belugas@6636: 	SLE_CONDNULL( 3, 2, 60),       ///< used to be industry's accepts_cargo
rubidium@6819: 	    SLE_VAR(Industry, prod_level,                 SLE_UINT8),
rubidium@6819: 	    SLE_ARR(Industry, this_month_production,      SLE_UINT16, 2),
rubidium@6819: 	    SLE_ARR(Industry, this_month_transported,     SLE_UINT16, 2),
rubidium@6819: 	    SLE_ARR(Industry, last_month_pct_transported, SLE_UINT8,  2),
rubidium@6819: 	    SLE_ARR(Industry, last_month_production,      SLE_UINT16, 2),
rubidium@6819: 	    SLE_ARR(Industry, last_month_transported,     SLE_UINT16, 2),
truelight@0: 
rubidium@6819: 	    SLE_VAR(Industry, counter,                    SLE_UINT16),
truelight@0: 
rubidium@6819: 	    SLE_VAR(Industry, type,                       SLE_UINT8),
rubidium@6819: 	    SLE_VAR(Industry, owner,                      SLE_UINT8),
rubidium@6819: 	    SLE_VAR(Industry, random_color,               SLE_UINT8),
rubidium@6819: 	SLE_CONDVAR(Industry, last_prod_year,             SLE_FILE_U8 | SLE_VAR_I32,  0, 30),
rubidium@6819: 	SLE_CONDVAR(Industry, last_prod_year,             SLE_INT32,                 31, SL_MAX_VERSION),
rubidium@6819: 	    SLE_VAR(Industry, was_cargo_delivered,        SLE_UINT8),
truelight@0: 
belugas@6201: 	/* reserve extra space in savegame here. (currently 32 bytes) */
Darkvater@3222: 	SLE_CONDNULL(32, 2, SL_MAX_VERSION),
truelight@0: 
truelight@0: 	SLE_END()
truelight@0: };
truelight@0: 
rubidium@6247: static void Save_INDY()
truelight@0: {
truelight@0: 	Industry *ind;
truelight@919: 
belugas@6201: 	/* Write the vehicles */
truelight@830: 	FOR_ALL_INDUSTRIES(ind) {
truelight@4346: 		SlSetArrayIndex(ind->index);
truelight@4346: 		SlObject(ind, _industry_desc);
truelight@0: 	}
truelight@0: }
truelight@0: 
rubidium@6247: static void Load_INDY()
truelight@0: {
truelight@0: 	int index;
truelight@1267: 
belugas@6839: 	ResetIndustryCounts();
truelight@1267: 
truelight@0: 	while ((index = SlIterateArray()) != -1) {
truelight@1267: 		Industry *i;
truelight@919: 
tron@4976: 		if (!AddBlockIfNeeded(&_Industry_pool, index))
truelight@1267: 			error("Industries: failed loading savegame: too many industries");
truelight@1267: 
truelight@1267: 		i = GetIndustry(index);
truelight@919: 		SlObject(i, _industry_desc);
belugas@6824: 		IncIndustryTypeCount(i->type);
truelight@0: 	}
truelight@0: }
truelight@0: 
rubidium@5587: extern const ChunkHandler _industry_chunk_handlers[] = {
truelight@0: 	{ 'INDY', Save_INDY, Load_INDY, CH_ARRAY | CH_LAST},
truelight@0: };