[ENet-discuss] channel confusion

[Brad Monahan]

I thought I remember seeing in the tutorial that it had a 1 and the comment 
said "allocate 2 channels, 0 and 1", but as I look again it does say 2 so I 
must have missed that. Thanks for the help.

-Brad


>From: Lee Salzman <lsalzman at telerama.com>
>Reply-To: Discussion of the ENet library <enet-discuss at cubik.org>
>To: Discussion of the ENet library <enet-discuss at cubik.org>
>Subject: Re: [ENet-discuss] channel confusion
>Date: Sun, 18 Jan 2004 21:42:24 -0500
>
>AH! The number passed in to enet_host_connect() is a cardinality, NOT
>the number of the last channel. So you need to pass in 2.
>
>Reminds me that I need some sanity checking in enet_peer_send() to
>detect passing in valid channel ids. Ideally enet_peer_send() would
>return -1 in these situations. ;)
>
>Lee
>
>On Mon, Jan 19, 2004 at 01:49:52AM +0000, Brad Monahan wrote:
> > This is the client code I'm using:
> >
> > // try to connect
> > ENetAddress address;
> > ENetEvent event;
> > ENetPeer *peer;
> >
> > /* connect to some.server.net:1234 */
> > enet_address_set_host(&address, gServerIP);
> > address.port = gServerPort;
> >
> > /* initiate the connection, allocating the two channels 0 and 1 */
> > peer = enet_host_connect(gClient, &address, 1);
> > if(peer == NULL) return 1;
> >
> > /* wait up to 5 seconds for the connection attempt to succeed */
> > if(enet_host_service(gClient, &event, 5000) > 0 && event.type ==
> > ENET_EVENT_TYPE_CONNECT){
> >   SendLoginRequest();
> >
> > } else {
> >   /* either the 5 seconds are up or a disconnect event was */
> >   /* received. Reset the peer in the event the 5 seconds   */
> >   /* had run out without any significant event             */
> >   CloseConnection();
> >   enet_deinitialize();
> >
> >   MessageBox(NULL, "Couldn't connect to the server!", "Error", MB_OK);
> >
> >   return 1;
> > }
> >
> > Note: The program terminates if it doesn't recieve 
>ENET_EVENT_TYPE_CONNECT.
> >
> > >>From there it calls this function 10 times a second to send key update
> > >>data
> > to the server:
> >
> > // note: unreliable, unsequenced packet over channel 1
> > void SendClientUpdate()
> > {
> >   MSG_CLIENTUPDATE_DATA data;
> >
> >   data.type = MSG_CLIENTUPDATE;
> >
> >   data.controls = user[localidx].controls;
> >   data.angle = user[localidx].angle;
> >   data.shotangle = user[localidx].shotangle;
> >
> >   ENetPacket *packet = enet_packet_create(&data, sizeof(data), 0);
> >   enet_peer_send(&gClient->peers[0], 1, packet);
> >   enet_host_flush(gClient);
> > }
> >
> > Here's an example of how I send reliable, sequenced packets on channel 
>0:
> >
> > void SendLoginRequest()
> > {
> >   MSG_LOGINREQ_DATA loginreq;
> >
> >   loginreq.type = MSG_LOGINREQ;
> >
> >   loginreq.ver = APP_VERSION;
> >   strncpy(loginreq.name, gUsername, sizeof(loginreq.name));
> >
> >   ENetPacket *packet = enet_packet_create(&loginreq, sizeof(loginreq),
> > ENET_PACKET_FLAG_RELIABLE);
> >   enet_peer_send(&gClient->peers[0], 0, packet);
> >   enet_host_flush(gClient);
> > }
> >
> >
> > -Brad
> >
> >
> >
> > >From: Lee Salzman <lsalzman at telerama.com>
> > >Reply-To: Discussion of the ENet library <enet-discuss at cubik.org>
> > >To: Discussion of the ENet library <enet-discuss at cubik.org>
> > >Subject: Re: [ENet-discuss] channel confusion
> > >Date: Sun, 18 Jan 2004 17:55:47 -0500
> > >
> > >All the connections in ENet are bidirectional so the server doesn't 
>have
> > >to do anything more than accept the connection. I would really have to
> > >see your code to know what's going on.
> > >
> > >Lee
> > >
> > >On Sun, Jan 18, 2004 at 10:48:49PM +0000, Brad Monahan wrote:
> > >> Yes I am. That's why I'm thinking it's something with the way I have
> > >things
> > >> setup for the channels. Does what I explained seem to be what I 
>should
> > >be
> > >> doing then?
> > >>
> > >> -Brad
> > >>
> > >_______________________________________________
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> > >ENet-discuss at cubik.org
> > >http://lists.cubik.org/mailman/listinfo/enet-discuss
> >
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>
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>
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