Thank you Paul. ----- Original Message ----- From: "Paul Peloski" To: <jed>; "Discussion of Half-Life Programming" <hlcoders@list.valvesoftware.com> Sent: Monday, March 31, 2008 5:17 PM Subject: Re: [hlcoders] Best advice/tips for MP weapons?
> Some tips for MP weapons: > > Should be mostly shared code. Most work that is done on the server should > be > done on the client as well, anything that is called out of ItemPostFrame > especially (PrimaryAttack, SecondaryAttack, Reload, WeaponIdle, etc) needs > to be very similar if not identical on the client and server. > > When writing shared code that needs a random number use RandomSeed( > CBaseEntity::GetPredictionRandomSeed() & 255 ) before generating the > random > numbers. This will try to ensure the same random numbers are generated on > both sides. > > Use CREATE_PREDICTED_ENTITY to spawn projectiles on both the client and > server side, this will predict the spawn of the projectile and hook it > back > up to the server version when that gets networked down. TF2 weapons are > using this, most likely. There is not a good example in the SDK or HL2MP. > > If I think of any more tips I'll reply again > > Regards, > > Paul > > On Sun, Mar 30, 2008 at 2:48 PM, Jed <[EMAIL PROTECTED]> wrote: > >> I've just spend a week stepping through and trying to nail bugs with >> weapons in my MP mod. There were some inherent problems and I found >> quite a lot of recommendations and possible fixes going back through >> the mailing list archive. >> >> The main issues my weapons seemed to come from the fact I was using >> the HL2MP code and deriving my new weapons from that. While in most >> cases they function, in a "real life" server scenario there were lag, >> etc. plays a part odd behaviour creeps in. >> >> I took a look at the "raw" SDK code vs. the HL2MP code and noticed >> quite a few differences. Both ultimately, derive from >> CBaseCombatWeapon but the SDK weapon uses more specific client/server >> seperation of code than the HL2MP weapons. >> >> So I was wondering if anyone would be willing to share what they >> consider is "best practices" for weapon coding for a MP Source mod? >> Things like what sort of things should be handled server side, what >> should be handled client, tips on getting around problems with lag, >> prediction, etc? >> >> Would be interesting to see what solutions people have come up with. >> >> - Jed >> _______________________________________________ To unsubscribe, edit your list preferences, or view the list archives, please visit: http://list.valvesoftware.com/mailman/listinfo/hlcoders
