C++ Being::setDestination方法代码示例

void BeingHandler::handleBeingEnterMessage(Net::MessageIn &msg)
{
    int type = msg.readInt8();
    int id = msg.readInt16();
    Being::Action action = (Being::Action)msg.readInt8();
    int px = msg.readInt16();
    int py = msg.readInt16();
    BeingDirection direction = (BeingDirection)msg.readInt8();
    Being *being;

    if (!Game::instance()->getCurrentMap()->containsPixel(px, py))
    {
        logger->log("Warning: Received GPMSG_BEING_ENTER for being id %i "
                    "with position outside the map boundaries "
                    "(x = %i, y = %i)", id, px, py);
        return;
    }

    switch (type)
    {
        case OBJECT_CHARACTER:
        {
            std::string name = msg.readString();
            if (player_node->getName() == name)
            {
                being = player_node;
                being->setId(id);
            }
            else
            {
                being = actorSpriteManager->createBeing(id,
                                                    ActorSprite::PLAYER, 0);
                being->setName(name);
            }
            int hs = msg.readInt8(), hc = msg.readInt8();
            being->setSprite(SPRITE_HAIR, hs * -1, ColorDB::get(hc));
            being->setGender(msg.readInt8() == GENDER_MALE ?
                             GENDER_MALE : GENDER_FEMALE);
            handleLooks(being, msg);
        } break;

        case OBJECT_MONSTER:
        case OBJECT_NPC:
        {
            int subtype = msg.readInt16();
            being = actorSpriteManager->createBeing(id, type == OBJECT_MONSTER
                           ? ActorSprite::MONSTER : ActorSprite::NPC, subtype);
            std::string name = msg.readString();
            if (name.length() > 0) being->setName(name);
        } break;

        default:
            return;
    }

    being->setPosition(px, py);
    being->setDestination(px, py);
    being->setDirection(direction);
    being->setAction(action);
}

void BeingHandler::handleBeingsMoveMessage(Net::MessageIn &msg)
{
    while (msg.getUnreadLength())
    {
        int id = msg.readInt16();
        int flags = msg.readInt8();
        Being *being = actorSpriteManager->findBeing(id);
        int sx = 0, sy = 0, dx = 0, dy = 0, speed = 0;

        if ((!flags & (MOVING_POSITION | MOVING_DESTINATION)))
            continue;

        if (flags & MOVING_POSITION)
        {
            sx = msg.readInt16();
            sy = msg.readInt16();
        }

        if (flags & MOVING_DESTINATION)
        {
            dx = msg.readInt16();
            dy = msg.readInt16();
            speed = msg.readInt8();
        }

        if (!being)
            continue;

        if (speed)
        {
           /*
            * The being's speed is transfered in tiles per second * 10
            * to keep it transferable in a Byte.
            * We set it back to tiles per second and in a float.
            */
            float speedTilesSeconds = (float) speed / 10;
            being->setMoveSpeed(Vector(speedTilesSeconds, speedTilesSeconds,
                                       0));
        }

        // Ignore messages from the server for the local player
        if (being == player_node)
            continue;

        // If the position differs too much from the actual one, we resync
        // the being position
        if (flags & MOVING_POSITION)
        {
            if (!being->getMap()->containsPixel(sx, sy))
            {
                logger->log("Warning: Received GPMSG_BEINGS_MOVE for being id "
                            "%i with position outside the map boundaries "
                            "(x = %i, y = %i)", id, sx, sy);
                continue;
            }

            Vector serverPos(sx, sy);
            if (serverPos.length()
                - being->getPosition().length() > POSITION_DIFF_TOLERANCE)
                being->setPosition(serverPos);
        }

        if (flags & MOVING_DESTINATION)
        {
            if (!being->getMap()->containsPixel(dx, dy))
            {
                logger->log("Warning: Received GPMSG_BEINGS_MOVE for being id "
                            "%i with destination outside the map boundaries "
                            "(x = %i, y = %i)", id, dx, dy);
                continue;
            }

            being->setDestination(dx, dy);
        }
    }
}