Method create

src/OpenLoco/src/Effects/ExhaustEffect.cpp:120–157

0x0044080C

    // 0x0044080C
    Exhaust* Exhaust::create(World::Pos3 loc, uint8_t type)
    {
        if (!World::validCoords(loc))
        {
            return nullptr;
        }
        auto surface = World::TileManager::get(loc.x & 0xFFE0, loc.y & 0xFFE0).surface();

        if (surface == nullptr)
        {
            return nullptr;
        }

        if (loc.z <= surface->baseHeight())
        {
            return nullptr;
        }

        auto _exhaust = static_cast<Exhaust*>(EntityManager::createEntityMisc());

        if (_exhaust != nullptr)
        {
            _exhaust->baseType = EntityBaseType::effect;
            _exhaust->objectId = type;
            const auto* obj = _exhaust->getObject();
            _exhaust->spriteWidth = obj->spriteWidth;
            _exhaust->spriteHeightNegative = obj->spriteHeightNegative;
            _exhaust->spriteHeightPositive = obj->spriteHeightPositive;
            _exhaust->setSubType(EffectType::exhaust);
            _exhaust->frameNum = 0;
            _exhaust->stationaryProgress = 0;
            _exhaust->windProgress = 0;
            _exhaust->var_34 = 0;
            _exhaust->var_36 = 0;
            _exhaust->moveTo(loc);
        }
        return _exhaust;
    }
}