Merge 13f24c25ca into 67e56391c7

`AirportMovingDataFlag` was changed to use `enum class` naming style, but wasn't actually changed to be `enum class`.

src/airport.h

@@ -44,7 +44,7 @@ enum AirportTypes : uint8_t {
 };
 
 /** Flags for airport movement data. */
-enum AirportMovingDataFlag : uint8_t {
+enum class AirportMovingDataFlag : uint8_t {
 	NoSpeedClamp, ///< No speed restrictions.
 	Takeoff, ///< Takeoff movement.
 	SlowTurn, ///< Turn slowly (mostly used in the air).

src/lang/english.txt

@@ -5001,6 +5001,7 @@ STR_ERROR_FLAT_LAND_REQUIRED                                    :{WHITE}Flat lan
 STR_ERROR_LAND_SLOPED_IN_WRONG_DIRECTION                        :{WHITE}Land sloped in wrong direction
 STR_ERROR_CAN_T_DO_THIS                                         :{WHITE}Can't do this...
 STR_ERROR_BUILDING_MUST_BE_DEMOLISHED                           :{WHITE}Building must be demolished first
+STR_ERROR_BUILDING_IS_PROTECTED                                 :{WHITE}... building is protected
 STR_ERROR_CAN_T_CLEAR_THIS_AREA                                 :{WHITE}Can't clear this area...
 STR_ERROR_SITE_UNSUITABLE                                       :{WHITE}... site unsuitable
 STR_ERROR_ALREADY_BUILT                                         :{WHITE}... already built

src/newgrf_airporttiles.cpp

@@ -193,6 +193,7 @@ static uint32_t GetAirportTileIDAtOffset(TileIndex tile, const Station *st, uint
 		/* Get airport tile ID at offset */
 		case 0x62: return GetAirportTileIDAtOffset(GetNearbyTile(parameter, this->tile), this->st, this->ro.grffile->grfid);
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, this->ats->badges, parameter);
 	}
 

src/newgrf_badge.cpp

@@ -8,13 +8,25 @@
 /** @file newgrf_badge.cpp Functionality for NewGRF badges. */
 
 #include "stdafx.h"
+#include "house.h"
+#include "industry_map.h"
 #include "newgrf.h"
+#include "newgrf_airporttiles.h"
 #include "newgrf_badge.h"
 #include "newgrf_badge_type.h"
+#include "newgrf_object.h"
+#include "newgrf_roadstop.h"
+#include "newgrf_station.h"
 #include "newgrf_spritegroup.h"
+#include "rail.h"
+#include "rail_map.h"
+#include "station_map.h"
 #include "stringfilter_type.h"
 #include "strings_func.h"
+#include "tile_map.h"
 #include "timer/timer_game_calendar.h"
+#include "town_map.h"
+#include "tunnelbridge_map.h"
 
 #include "table/strings.h"
 
@@ -216,7 +228,173 @@ BadgeResolverObject::BadgeResolverObject(const Badge &badge, GrfSpecFeature feat
 }
 
 /**
- * Test for a matching badge in a list of badges, returning the number of matching bits.
+ * Test if a list of badges contains a badge.
+ * @param badges List of badges.
+ * @param badge Badge to find.
+ * @returns true iff the badge appears in the list.
+ */
+static bool BadgesContains(std::span<const BadgeID> badges, BadgeID badge)
+{
+	return std::ranges::find(badges, badge) != std::end(badges);
+}
+
+/**
+ * Test if a rail type has a badge.
+ * @param rt Rail type to test.
+ * @param badge Badge to find.
+ * @returns true iff the rail type has the badge.
+ */
+static bool RailTypeHasBadge(RailType rt, BadgeID badge)
+{
+	return rt != INVALID_RAILTYPE && BadgesContains(GetRailTypeInfo(rt)->badges, badge);
+}
+
+/**
+ * Test if a road type has a badge.
+ * @param rt Road type to test.
+ * @param badge Badge to find.
+ * @returns true iff the road type has the badge.
+ */
+static bool RoadTypeHasBadge(RoadType rt, BadgeID badge)
+{
+	return rt != INVALID_ROADTYPE && BadgesContains(GetRoadTypeInfo(rt)->badges, badge);
+}
+
+using TileHasBadgeProc = bool(*)(TileIndex tile, BadgeID badge, GrfSpecFeatures features);
+
+static bool TileHasBadge_Rail(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	if (features.Test(GrfSpecFeature::GSF_RAILTYPES) && RailTypeHasBadge(GetRailType(tile), badge)) return true;
+	return false;
+}
+
+static bool TileHasBadge_Road(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	if (features.Test(GrfSpecFeature::GSF_ROADTYPES) && RoadTypeHasBadge(GetRoadTypeRoad(tile), badge)) return true;
+	if (features.Test(GrfSpecFeature::GSF_TRAMTYPES) && RoadTypeHasBadge(GetRoadTypeTram(tile), badge)) return true;
+	if (features.Test(GrfSpecFeature::GSF_RAILTYPES) && IsLevelCrossing(tile) && RailTypeHasBadge(GetRailType(tile), badge)) return true;
+	return false;
+}
+
+static bool TileHasBadge_Town(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	if (features.Test(GrfSpecFeature::GSF_HOUSES) && BadgesContains(HouseSpec::Get(GetHouseType(tile))->badges, badge)) return true;
+	return false;
+}
+
+static bool TileHasBadge_Station(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	switch (GetStationType(tile)) {
+		case StationType::Rail:
+		case StationType::RailWaypoint:
+			if (features.Test(GrfSpecFeature::GSF_STATIONS)) {
+				if (const StationSpec *spec = GetStationSpec(tile); spec != nullptr && BadgesContains(spec->badges, badge)) return true;
+			}
+			if (features.Test(GrfSpecFeature::GSF_RAILTYPES) && RailTypeHasBadge(GetRailType(tile), badge)) return true;
+			return false;
+
+		case StationType::Bus:
+		case StationType::Truck:
+		case StationType::RoadWaypoint:
+			if (features.Test(GrfSpecFeature::GSF_ROADSTOPS)) {
+				if (const RoadStopSpec *spec = GetRoadStopSpec(tile); spec != nullptr && BadgesContains(spec->badges, badge)) return true;
+			}
+			if (features.Test(GrfSpecFeature::GSF_ROADTYPES) && RoadTypeHasBadge(GetRoadTypeRoad(tile), badge)) return true;
+			if (features.Test(GrfSpecFeature::GSF_TRAMTYPES) && RoadTypeHasBadge(GetRoadTypeTram(tile), badge)) return true;
+			return false;
+
+		case StationType::Airport:
+			if (features.Test(GrfSpecFeature::GSF_AIRPORTTILES) && BadgesContains(AirportTileSpec::GetByTile(tile)->badges, badge)) return true;
+			return false;
+
+		default:
+			return false;
+	}
+}
+
+static bool TileHasBadge_Industry(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	if (features.Test(GrfSpecFeature::GSF_INDUSTRYTILES) && BadgesContains(GetIndustryTileSpec(GetIndustryGfx(tile))->badges, badge)) return true;
+	if (features.Test(GrfSpecFeature::GSF_INDUSTRIES) && BadgesContains(GetIndustrySpec(GetIndustryType(tile))->badges, badge)) return true;
+	return false;
+}
+
+static bool TileHasBadge_TunnelBridge(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	switch (GetTunnelBridgeTransportType(tile)) {
+		case TransportType::TRANSPORT_RAIL:
+			if (features.Test(GrfSpecFeature::GSF_RAILTYPES) && RailTypeHasBadge(GetRailType(tile), badge)) return true;
+			return false;
+
+		case TransportType::TRANSPORT_ROAD:
+			if (features.Test(GrfSpecFeature::GSF_ROADTYPES) && RoadTypeHasBadge(GetRoadTypeRoad(tile), badge)) return true;
+			if (features.Test(GrfSpecFeature::GSF_TRAMTYPES) && RoadTypeHasBadge(GetRoadTypeTram(tile), badge)) return true;
+			return false;
+
+		default:
+			return false;
+	}
+}
+
+static bool TileHasBadge_Object(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	if (features.Test(GrfSpecFeature::GSF_OBJECTS) && BadgesContains(ObjectSpec::GetByTile(tile)->badges, badge)) return true;
+	return false;
+}
+
+/**
+ * Test if a tile has an item containing the specified badge.
+ * @param tile Tile to query.
+ * @param badge Badge to search for.
+ * @param features GRF features to include in the test.
+ * @returns true iff the badge 'is on' the tile.
+ */
+static bool TileHasBadge(TileIndex tile, BadgeID badge, GrfSpecFeatures features)
+{
+	/* Per-tiletype functions for badge testing. Like _tile_type_procs, this is 16 entries as GetTileType() reads 4 bits. */
+	static constexpr std::array<TileHasBadgeProc, 16> tile_procs = {
+		nullptr,
+		TileHasBadge_Rail,
+		TileHasBadge_Road,
+		TileHasBadge_Town,
+		nullptr,
+		TileHasBadge_Station,
+		nullptr,
+		nullptr,
+		TileHasBadge_Industry,
+		TileHasBadge_TunnelBridge,
+		TileHasBadge_Object,
+	};
+
+	TileHasBadgeProc proc = tile_procs[GetTileType(tile)];
+	return proc != nullptr && proc(tile, badge, features);
+}
+
+/**
+ * Test for a matching badge 'on' a specific map tile.
+ * @param grffile GRF file of the current varaction.
+ * @param tile Tile to test.
+ * @param parameter GRF-local badge index.
+ * @param features GRF features to include in the test.
+ * @returns true iff the badge is present.
+ */
+uint32_t GetNearbyBadgeVariableResult(const GRFFile &grffile, TileIndex tile, const ResolverObject &object)
+{
+	GrfSpecFeatures features = static_cast<GrfSpecFeatures>(object.GetRegister(0x101));
+	if (features.None()) return 0;
+
+	uint32_t parameter = object.GetRegister(0x100);
+	if (parameter >= std::size(grffile.badge_list)) return UINT_MAX;
+
+	/* NewGRF cannot be expected to know the bounds of the map. If the tile is invalid it doesn't have the queried badge. */
+	if (!IsValidTile(tile)) return 0;
+
+	BadgeID index = grffile.badge_list[parameter];
+	return TileHasBadge(tile, index, features);
+}
+
+/**
+ * Test for a matching badge in a list of badges.
  * @param grffile GRF file of the current varaction.
  * @param badges List of badges to test.
  * @param parameter GRF-local badge index.
@@ -227,7 +405,7 @@ uint32_t GetBadgeVariableResult(const GRFFile &grffile, std::span<const BadgeID>
 	if (parameter >= std::size(grffile.badge_list)) return UINT_MAX;
 
 	BadgeID index = grffile.badge_list[parameter];
-	return std::ranges::find(badges, index) != std::end(badges);
+	return BadgesContains(badges, index);
 }
 
 /**

src/newgrf_badge.h

@@ -64,6 +64,7 @@ Badge *GetBadgeByLabel(std::string_view label);
 Badge *GetClassBadge(BadgeClassID class_index);
 std::span<const BadgeID> GetClassBadges();
 
+uint32_t GetNearbyBadgeVariableResult(const GRFFile &grffile, TileIndex tile, const ResolverObject &object);
 uint32_t GetBadgeVariableResult(const struct GRFFile &grffile, std::span<const BadgeID> badges, uint32_t parameter);
 
 PalSpriteID GetBadgeSprite(const Badge &badge, GrfSpecFeature feature, std::optional<TimerGameCalendar::Date> introduction_date, PaletteID remap);

src/newgrf_house.cpp

@@ -444,6 +444,7 @@ static uint32_t GetDistanceFromNearbyHouse(uint8_t parameter, TileIndex start_ti
 			return _house_mngr.GetGRFID(house_id);
 		}
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, HouseSpec::Get(this->house_id)->badges, parameter);
 	}
 

src/newgrf_industries.cpp

@@ -168,6 +168,7 @@ static uint32_t GetCountAndDistanceOfClosestInstance(const ResolverObject &objec
 		/* Variables available during construction check. */
 
 		switch (variable) {
+			case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 			case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, GetIndustrySpec(this->type)->badges, parameter);
 
 			case 0x80: return this->tile.base();
@@ -354,6 +355,7 @@ static uint32_t GetCountAndDistanceOfClosestInstance(const ResolverObject &objec
 			NOT_REACHED();
 		}
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, GetIndustrySpec(this->type)->badges, parameter);
 
 		/* Get a variable from the persistent storage */

src/newgrf_industrytiles.cpp

@@ -93,6 +93,7 @@ uint32_t GetRelativePosition(TileIndex tile, TileIndex ind_tile)
 		/* Get industry tile ID at offset */
 		case 0x62: return GetIndustryIDAtOffset(GetNearbyTile(parameter, this->tile), this->industry, this->ro.grffile->grfid);
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, GetIndustryTileSpec(GetIndustryGfx(this->tile))->badges, parameter);
 	}
 

src/newgrf_object.cpp

@@ -291,6 +291,7 @@ static uint32_t GetCountAndDistanceOfClosestInstance(const ResolverObject &objec
 			/* Object view */
 			case 0x48: return this->view;
 
+			case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 			case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, this->spec->badges, parameter);
 
 			/*
@@ -364,6 +365,7 @@ static uint32_t GetCountAndDistanceOfClosestInstance(const ResolverObject &objec
 		/* Count of object, distance of closest instance */
 		case 0x64: return GetCountAndDistanceOfClosestInstance(this->ro, parameter, this->ro.grffile->grfid, this->tile, this->obj);
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, this->spec->badges, parameter);
 	}
 

src/newgrf_roadstop.cpp

@@ -205,6 +205,7 @@ uint32_t RoadStopScopeResolver::GetVariable(uint8_t variable, [[maybe_unused]] u
 			return 0xFFFE;
 		}
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, this->roadstopspec->badges, parameter);
 
 		case 0xF0: return this->st == nullptr ? 0 : this->st->facilities.base(); // facilities

src/newgrf_station.cpp

@@ -295,6 +295,12 @@ TownScopeResolver *StationResolverObject::GetTown()
 				}
 				break;
 
+			case 0x79:
+				if (this->axis != INVALID_AXIS && this->tile != INVALID_TILE) {
+					return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile, true, this->axis), this->ro);
+				}
+				break;
+
 			case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, this->statspec->badges, parameter);
 
 			case 0xFA: return ClampTo<uint16_t>(TimerGameCalendar::date - CalendarTime::DAYS_TILL_ORIGINAL_BASE_YEAR); // Build date, clamped to a 16 bit value
@@ -398,6 +404,7 @@ TownScopeResolver *StationResolverObject::GetTown()
 			return 0xFFFE;
 		}
 
+		case 0x79: return GetNearbyBadgeVariableResult(*this->ro.grffile, GetNearbyTile(parameter, this->tile), this->ro);
 		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, this->statspec->badges, parameter);
 
 		/* General station variables */

src/string.cpp

@@ -607,28 +607,25 @@ bool ConvertHexToBytes(std::string_view hex, std::span<uint8_t> bytes)
 /** String iterator using ICU as a backend. */
 class IcuStringIterator : public StringIterator
 {
-	icu::BreakIterator *char_itr; ///< ICU iterator for characters.
-	icu::BreakIterator *word_itr; ///< ICU iterator for words.
+	std::unique_ptr<icu::BreakIterator> char_itr; ///< ICU iterator for characters.
+	std::unique_ptr<icu::BreakIterator> word_itr; ///< ICU iterator for words.
 
 	std::vector<UChar> utf16_str;      ///< UTF-16 copy of the string.
 	std::vector<size_t> utf16_to_utf8; ///< Mapping from UTF-16 code point position to index in the UTF-8 source string.
 
 public:
-	IcuStringIterator() : char_itr(nullptr), word_itr(nullptr)
+	IcuStringIterator()
 	{
 		UErrorCode status = U_ZERO_ERROR;
-		this->char_itr = icu::BreakIterator::createCharacterInstance(icu::Locale(_current_language != nullptr ? _current_language->isocode : "en"), status);
-		this->word_itr = icu::BreakIterator::createWordInstance(icu::Locale(_current_language != nullptr ? _current_language->isocode : "en"), status);
+		auto locale = icu::Locale(_current_language != nullptr ? _current_language->isocode : "en");
+		this->char_itr.reset(icu::BreakIterator::createCharacterInstance(locale, status));
+		this->word_itr.reset(icu::BreakIterator::createWordInstance(locale, status));
 
 		this->utf16_str.push_back('\0');
 		this->utf16_to_utf8.push_back(0);
 	}
 
-	~IcuStringIterator() override
-	{
-		delete this->char_itr;
-		delete this->word_itr;
-	}
+	~IcuStringIterator() override = default;
 
 	void SetString(std::string_view s) override
 	{

src/town_cmd.cpp

@@ -710,7 +710,7 @@ static void TileLoop_Town(TileIndex tile)
 static CommandCost ClearTile_Town(TileIndex tile, DoCommandFlags flags)
 {
 	if (flags.Test(DoCommandFlag::Auto)) return CommandCost(STR_ERROR_BUILDING_MUST_BE_DEMOLISHED);
-	if (!CanDeleteHouse(tile)) return CMD_ERROR;
+	if (!CanDeleteHouse(tile)) return CommandCost(STR_ERROR_BUILDING_IS_PROTECTED);
 
 	const HouseSpec *hs = HouseSpec::Get(GetHouseType(tile));
 
@@ -724,7 +724,7 @@ static CommandCost ClearTile_Town(TileIndex tile, DoCommandFlags flags)
 		if (!_cheats.magic_bulldozer.value && !flags.Test(DoCommandFlag::NoTestTownRating)) {
 			/* NewGRFs can add indestructible houses. */
 			if (rating > RATING_MAXIMUM) {
-				return CommandCost(CMD_ERROR);
+				return CommandCost(STR_ERROR_BUILDING_IS_PROTECTED);
 			}
 			/* If town authority controls removal, check the company's rating. */
 			if (rating > t->ratings[_current_company] && _settings_game.difficulty.town_council_tolerance != TOWN_COUNCIL_PERMISSIVE) {