Function buildInitialRoad

src/OpenLoco/src/World/Town.cpp:1598–1631

0x00498101

    // 0x00498101
    static void buildInitialRoad(Town& town)
    {
        // 0x0049807D
        auto placeRoadAtTile = [&town](const World::Pos2& loc) {
            auto tile = World::TileManager::get(loc);
            auto* elSurface = tile.surface();
            auto height = elSurface->baseHeight();
            if (elSurface->slope())
            {
                height += 16;
                if (elSurface->isSlopeDoubleHeight())
                {
                    height += 16;
                }
            }

            auto roadObjId = getIdealTownRoadId(town);
            if (!roadObjId.has_value())
            {
                return true;
            }

            GameCommands::RoadPlacementArgs args{};
            args.pos = World::Pos3{ loc, height };
            args.rotation = town.prng.randNext(3);
            args.roadId = 0;
            args.mods = 0;
            args.bridge = 0xFF;
            args.roadObjectId = roadObjId.value();
            args.unkFlags = 0;
            return GameCommands::doCommand(args, GameCommands::Flags::apply) == GameCommands::kFailure;
        };
        squareSearch({ town.x, town.y }, 9, placeRoadAtTile);
    }

    /**
     * 0x00498116