Function createBody

src/OpenLoco/src/GameCommands/Vehicles/CreateVehicle.cpp:214–300

0x004AEA9E

    // 0x004AEA9E
    static VehicleBody* createBody(const EntityId head, const uint16_t vehicleTypeId, const VehicleObject& vehObject, const uint8_t bodyNumber, VehicleBase* const lastVeh, const ColourScheme colourScheme)
    {
        auto newBody = createVehicleBaseEntity<VehicleBody>();
        // TODO: move this into the create function somehow
        newBody->setSubType(bodyNumber == 0 ? VehicleEntityType::body_start : VehicleEntityType::body_continued);
        newBody->owner = getUpdatingCompanyId();
        newBody->head = head;
        newBody->bodyIndex = bodyNumber;
        newBody->trackType = lastVeh->getTrackType();
        newBody->mode = lastVeh->getTransportMode();
        newBody->tileX = -1;
        newBody->tileY = 0;
        newBody->tileBaseZ = 0;
        newBody->subPosition = 0;
        newBody->trackAndDirection = TrackAndDirection(0, 0);
        newBody->routingHandle = lastVeh->getRoutingHandle();
        newBody->var_38 = Flags38::unk_0; // different to create bogie
        newBody->objectId = vehicleTypeId;

        auto& prng = gPrng1();
        newBody->var_44 = prng.randNext();
        newBody->creationDay = getCurrentDay();
        newBody->animationFrame = 0;
        newBody->cargoFrame = 0;
        newBody->primaryCargo.acceptedTypes = 0;
        newBody->primaryCargo.type = 0xFF;
        newBody->primaryCargo.qty = 0;
        newBody->chuffSoundIndex = 0; // different to create bogie
        newBody->wheelSlipping = 0;
        newBody->breakdownFlags = BreakdownFlags::none;

        // different to create bogie
        if (bodyNumber == 0)
        {
            // If the car carries any type of cargo then it will have a primary
            // cargo in the first body of the first car component of the car.
            // Locomotives do not carry any cargo.
            if (vehObject.numSimultaneousCargoTypes != 0)
            {
                newBody->primaryCargo.maxQty = vehObject.maxCargo[0];
                newBody->primaryCargo.acceptedTypes = vehObject.compatibleCargoCategories[0];
                auto cargoType = Numerics::bitScanForward(newBody->primaryCargo.acceptedTypes);
                if (cargoType != -1)
                {
                    newBody->primaryCargo.type = cargoType;
                }
            }
        }

        newBody->spriteWidth = 1;
        newBody->spriteHeightNegative = 1;
        newBody->spriteHeightPositive = 1;

        // different onwards to create bogie
        auto spriteType = vehObject.carComponents[bodyNumber].bodySpriteInd;
        if (spriteType != SpriteIndex::null)
        {
            if (spriteType & SpriteIndex::isReversed)