Re: [vos-d] Interpolation in TerAngreal

2007-07-08 Thread Ken Taylor
If the time between updates is less than the interpolation lag, the interpolation code will fail and you'll get herky-jerky movement. The default lag is 250 in units of csTicks (which I believe are basically milliseconds). You can set the interpolation lag globally with iVosA3DL::SetInterpLag.

Re: [vos-d] Interpolation in TerAngreal

2007-07-08 Thread Ken Taylor
For some reason, I wrote: If the time between updates is less than the interpolation lag, the interpolation code will fail and you'll get herky-jerky movement. Sorry! That should be if the time between updates is *greater* than the interpolation lag -Ken The default lag is 250 in units of

Re: [vos-d] What do we want in the 0.24 release?

2007-06-29 Thread Ken Taylor
Reed Hedges wrote: Are there any bugs or real defects in Ter'Angreal or VOS? I know of two, don't know if we should fix them: * Avatar settings (model/skin) aren't saved (really just an unimplemented feature) * Objects aren't always removed from the world Something to test is

Re: [vos-d] development status

2007-06-12 Thread Ken Taylor
Peter Amstutz wrote: Fifth, I've set up a task tracking system called XPlanner at http://interreality.org/xplanner (login: guest, password: guest). You can view a detailed breakdown of our development roadmap, and see both how long we expect things to take and what progress (if any) has been

[vos-d] A3dl redesign (was Re: Scaling and Origins -- 0.23 vs 0.24)

2007-05-21 Thread Ken Taylor
Peter Amstutz wrote: Since most of the work has gone into the network layer, a lot of stuff in the 3D layer was a quick proof of concept rather than being really well thought out. Even if s4 - s5 transition wasn't necessary, an A3DL redesign was already on the plan. There's a lot of

[vos-d] Scaling and Origins -- 0.23 vs 0.24

2007-05-16 Thread Ken Taylor
Was fooling around with 0.23 again to test whether some strange behavior I was seeing was my fault or not (it wasn't -- basically, if objects move around while my client is in the download phase, but stop moving before it's complete, the client might get an out-of-date position update on them and

Re: [vos-d] Van Jacobson: named data -- revision control

2007-05-09 Thread Ken Taylor
Lalo Martins wrote: On Wed, 09 May 2007 09:07:57 +0200, Karsten Otto wrote: I don't quite understand what you need versioning for. The bulk of changes you get in a shared word is avatar movement, which may wind up to ~30 changes per second per avatar. Do you really want to keep a record

[vos-d] Jerky avatar movement (was Re: Patches for 0.24 in MSVC)

2007-05-05 Thread Ken Taylor
I think I discovered what was causing the jerky movement... the only mystery is why it isn't always a problem! In the csplugin, in vosobject3d.cc, you have this: void csMetaObject3D::doMoveTo(const csVector3 vec, float timestep) { syncPosition(false); csReversibleTransform rot =

Re: [vos-d] Movement interpolation update

2007-05-04 Thread Ken Taylor
Peter Amstutz wrote: VOS s3 used extrapolation, sending position, velocity and acceleration and seemed to work pretty well, but we never really tested it in cases with a lot of rapidly changing motion. I feel like you should be able to get good results from an extrapolation approach using

Re: [vos-d] Movement interpolation update

2007-05-04 Thread Ken Taylor
Reed Hedges wrote: Terangreal (internally) should have the option of interpolating a teleport, maybe. Then if we add a way to click on an object and zoom up to it, or if you want to do an interpolation for zooming to some bookmark or viewpoint, you could use it. Maybe add a don't

[vos-d] Movement interpolation update

2007-05-02 Thread Ken Taylor
First of all, a question: Would it make any sense to start a VOS Development mailing list separate from this discussion one? I hate clogging the list with all my posts about build problems and such, but also don't feel good about just sending it directly to the main developers -- there may be

Re: [vos-d] s5 scripting (design part 3)

2007-04-22 Thread Ken Taylor
There are branches of s5 available? How do we get to them? -Ken - Original Message - From: Lalo Martins [EMAIL PROTECTED] To: vos-d@interreality.org Sent: Saturday, April 21, 2007 11:40 PM Subject: Re: [vos-d] s5 scripting (design part 3) As an illustration of this, I'd like to

Re: [vos-d] Integration of VOS and IRC

2007-04-18 Thread Ken Taylor
Yes! Accessibility in 3d virtual worlds would be *huge*. As far as I know, no one has done anything like this yet... (and if they have, I would really like to check it out). -Ken This would be great for people who primarily want to just chat or be present in the world while doing other

Re: [vos-d] terangreal changes

2007-04-12 Thread Ken Taylor
Nice! I'll have to try a build tonight and see if this works for me. (update: just finished the build... I get complaints about a usleep function in demoplugin.c. Ah well -- silly windows!) I haven't had much time this week to look at VOS stuff It sounds like you have been pretty busy

Re: [vos-d] terangreal changes

2007-04-12 Thread Ken Taylor
to `_imp__RegisterServices_globalstatic' collect2: ld returned 1 exit status eh. too much to try to figure out tonight :P Maybe I should just get a linux box up and running ;) -Ken Ken Taylor wrote: Nice! I'll have to try a build tonight and see if this works for me. (update: just finished

Re: [vos-d] terangreal changes

2007-04-12 Thread Ken Taylor
Nevermind, I got it to build. Just needed to add -lvosext_http and -lmetaobject_services to the demoplugin part of the .am file. I can't seem to get omnivos to load gallery.xod, though. I get a Error: tried to dereference null smart pointer in - operator -Ken

[vos-d] misc:search questions

2007-04-07 Thread Ken Taylor
So my voyages through the VOS codebase have brought me to the misc:search metaobject. It's a pretty nifty metaobject, really... but i have some questions/comments: - It looks like when you acquire an object, some times it will also acquire all that object's children. I'm specifically looking at

[vos-d] Quck attempt at VC build

2007-04-06 Thread Ken Taylor
Just for yucks, I tried to do a quick build of 0.24 in visual studio this morning... But it dies on libvutil with cannot open file 'boost_thread-vc80-mt-gd-1_33_1.lib ... Of course my boost lib (compiled with mingw) isn't called that. Now, I could hack around with the names and see if it works

[vos-d] WxTerangreal TaskQueue question

2007-04-04 Thread Ken Taylor
Just a quickie: Most tasks in the wx version of terangreal get added to a mainThreadTasks static queue, which is handled by wxgui's Pump (a wxTimer). However, the goToWorldTask gets added to TaskQueue::defaultTQ. What's the difference between these two mechanisms for task scheduling, and why

Re: [vos-d] Flux Worlds Server Announcement

2007-03-31 Thread Ken Taylor
in the same ocean. len -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ken Taylor Sent: Friday, March 30, 2007 9:59 PM To: VOS Discussion Subject: Re: [vos-d] Flux Worlds Server Announcement I think that a basic open-standard shared-space server based

[vos-d] Spam on wiki

2007-03-31 Thread Ken Taylor
A bunch of spam got added to the wiki between 3-25 and 3-27... I don't really know much about MoinMoin, but do you guys have a way of mass-reverting stuff like this? Ken ___ vos-d mailing list vos-d@interreality.org

Re: [vos-d] Flux Worlds Server Announcement

2007-03-31 Thread Ken Taylor
Reed Hedges wrote: With s5 we've talked about tweaking the A3DL object model a bit for various reasons. One thing we can do is make A3DL line up with X3D/VRML a bit better, which would help with loading VRML into a VOS server. Another possability I'd be interested in looking at is if SWMP

Re: [vos-d] Flux Worlds Server Announcement

2007-03-30 Thread Ken Taylor
Remember, the Metaverse needs open protocols. Without them... everything else is Just a World. I agree with this, and I'm glad that more and more people are realizing it. However, though it's necessary, it's not sufficient to create the metaverse. Some other requirements I would use to evaluate

Re: [vos-d] s5 design overview

2007-03-29 Thread Ken Taylor
Peter Amstutz wrote: 1. Memory footprint The current s4 design has a lot of per-vobject overhead, leading to a significant memory footprint. The development version improves on this a bit, but the honest truth is that the implementation was not written with memory efficiency in mind. The

Re: [vos-d] Message handler problem

2007-03-16 Thread Ken Taylor
Reed Hedges wrote: For one thing, apparently you can't do this: class Base { public: virtual void pure() = 0; templateclass T register() { VobjectBase::registerHandlerT(message, handler); } void handler(Message *m) { ... } }; class VirtualDerived : public virtual

[vos-d] Typo in sector.cc

2007-03-16 Thread Ken Taylor
In libs/vos/metaobjects/a3dl/sector.cc: void Sector::setCollisionDetection(bool enabled) { Property::setProperty(*this, a3dl:colision-detection, enabled); } bool Sector::getCollisionDetection() { bool b; Property::getProperty(*this, a3dl:colision-detection, b); return b; }

Re: [vos-d] Typo in sector.cc

2007-03-16 Thread Ken Taylor
, Mar 16, 2007 at 08:38:58PM -0700, Ken Taylor wrote: In libs/vos/metaobjects/a3dl/sector.cc: void Sector::setCollisionDetection(bool enabled) { Property::setProperty(*this, a3dl:colision-detection, enabled); } bool Sector::getCollisionDetection() { bool b; Property

Re: [vos-d] Message handler problem

2007-03-15 Thread Ken Taylor
Ken Taylor wrote: Ken Taylor wrote: Reed Hedges wrote: Peter Amstutz wrote: Try templateclass T register() { VobjectBase::registerHandlerT(message, T::handler); } (note T::handler) Same problem -- it can't use the method in the base class when

[vos-d] Wiki things: Portal Braindump and Metaobject Doc

2007-03-14 Thread Ken Taylor
Hey all, just a heads up to a couple things I put on the wiki recently: First, a braindump about portals. http://interreality.org/wiki/WorldPortals Comments are welcome! Next I had an idea that it would be useful to document MetaObjects in a way that the VOS API doesn't cover. Specifically,

[vos-d] Question about Messages

2007-03-14 Thread Ken Taylor
I'm sure if I spend more time tracing the code i could figure this out myself, but I'm in a lazy mood... What's the difference in the way Messages and UpdateMessages are handled by the VOS library? Why can't everything be treated as a plain Message? -Ken

Re: [vos-d] VOS making Moneys.

2007-03-13 Thread Ken Taylor
So in conclusion, your business plan should look something like this: Step 1) Create an open platform for the online metaverse Step 2) ??? Step 3) PROFIT! xD Spoken like a true 4cha... err... Nevermind! Classic South Park, originally...

Re: [vos-d] WXGLCanvas keyboard input problem...

2007-03-13 Thread Ken Taylor
Peter Amstutz wrote: So, try re-adding SetFocus() to the csGLCanvas::OnEnterWindow() method (in CS/plugins/video/canvas/wxgl/GLWXDriver2D.cpp). Then a little later: So Ken, did you get a chance to make this change, and if so did it fix Ter'Angreal for you? Oh yeah, it worked :) I'm not

[vos-d] WXGLCanvas keyboard input problem...

2007-03-11 Thread Ken Taylor
So some further investigation has revealed that the problem I've been having with the wxglcanvas is an issue of keyboard focus. For some reason, the canvas never gets the keyboard focus in ter'angreal when using my compiled wxgl.dll. Same deal with wxtest (there's a weird 1x1 window that has the

Re: [vos-d] WXGLCanvas keyboard input problem...

2007-03-11 Thread Ken Taylor
Peter Amstutz wrote: On Sun, Mar 11, 2007 at 10:27:52PM +0100, res wrote: I would say neither is right. Mouse enter and gain focus are two distinct events, and a mouse enter generally does not cause a focus change. Example: focus has an edit field, you want to type something. For some

Re: [vos-d] blog mention of VOS

2007-03-10 Thread Ken Taylor
Peter Amstutz wrote: Regarding the last point (the funding, not the crushing), I am currently working on writing up development and design plans and working towards the actual proposal we will present to potential funding sources. If anyone has any special experience writing proposals or

[vos-d] Question about synqueue boost conditions

2007-03-10 Thread Ken Taylor
I'm trying to get familiar with boost threads, and I was going through vutil's synqueue.hh and something didn't make sense to me... let's say that you have an empty queue, and two threads try to call popOrWait at the same time: Element popOrWait() { boost::mutex::scoped_lock

Re: [vos-d] Finally got ter'angreal 0.24 running on windows

2007-03-06 Thread Ken Taylor
Peter Amstutz wrote: I just acquired a new (old) computer that I'm going to set up with Windows XP. I want to set up a continuous build so we can catch some of these cross platform issues earlier. Hope it didn't cost you too much :P - I modified vos/inplace/etc/crystalspace/vfs.cfg to

[vos-d] Finally got ter'angreal 0.24 running on windows

2007-03-03 Thread Ken Taylor
... But not without some ugly hacks :P I figure clean cross-platform building can be worked out by those with more experience in the area than I -- I just wanted something to mess around with for the time being! - A recent update to the bzr branch caused a broken build due to httpclient.cc not

Re: [vos-d] Physics Braindump

2007-02-27 Thread Ken Taylor
Peter Amstutz wrote: On Tue, Feb 27, 2007 at 10:14:51PM +0100, Benjamin Mesing wrote: On Tue, 2007-02-27 at 11:03 -0500, Peter Amstutz wrote: On Tue, Feb 27, 2007 at 09:03:44AM -0500, Reed Hedges wrote: Each object should be internally responsible for deciding how it responds to

[vos-d] Looks like I'm re-treading over some old ground...

2007-02-27 Thread Ken Taylor
A search on the internets brought me to this: http://www.mail-archive.com/crystal-main@lists.sourceforge.net/msg00934.html ... a post from our own Peter from last summer, where he was struggling with the same problem I'm looking at now (libtool refusing to link the csplugin against the static

Re: [vos-d] Compiling 0.24 with mingw on windows2000

2007-02-26 Thread Ken Taylor
probably get more time to hack with this on tuesday. But just in case anyone has any ideas, I'll throw it out there :P -Ken - Original Message - From: Ken Taylor [EMAIL PROTECTED] To: VOS Discussion vos-d@interreality.org Sent: Saturday, February 24, 2007 11:36 PM Subject: Re: [vos-d

Re: [vos-d] Compiling 0.24 with mingw on windows2000

2007-02-26 Thread Ken Taylor
libcrystalspace.a exists and file detects it just fine, so I don't know what's going on there. libzlib.dll is an empty (size-0) file, so I really don't know what's going on there. *snip* Even stranger -- the first make run made a size-0 wxterangreal.exe. Re-running make on the terangreal

Re: [vos-d] Physics Braindump

2007-02-25 Thread Ken Taylor
and just hope it's close enough. I'd imagine that most physics is for fun/immersion purposes, anyway. Any serious need for multiple people to interact with the same object should implement a more robust locking mechanism. On Thu, Feb 22, 2007 at 08:41:09PM -0800, Ken Taylor wrote: For some

[vos-d] The best part about bzr...

2007-02-24 Thread Ken Taylor
... is that it stores all the revision history for merged-in branches: revno: 1041.3.12 merged: [EMAIL PROTECTED] committer: Reed Hedges [EMAIL PROTECTED] branch nick: vos timestamp: Sat 2006-12-30 18:29:10 -0500

Re: [vos-d] Compiling 0.24 with mingw on windows2000

2007-02-24 Thread Ken Taylor
, February 24, 2007 2:40 PM Subject: Re: [vos-d] Compiling 0.24 with mingw on windows2000 Reed Hedges wrote: Ken Taylor wrote: Another problem, this one also apparently Reed's fault (j/k), and this time actually crashing the compiler! Wow, crashed the compiler! Actually

Re: [vos-d] Compiling 0.24 with mingw on windows2000

2007-02-24 Thread Ken Taylor
Hedges [EMAIL PROTECTED] To: VOS Discussion vos-d@interreality.org Sent: Saturday, February 24, 2007 4:23 PM Subject: Re: [vos-d] Compiling 0.24 with mingw on windows2000 Reed Hedges wrote: Ken Taylor wrote: dateformatfilter.cc: In member function `void DateFormatter::reformat

[vos-d] Compiling 0.24 with mingw on windows2000

2007-02-23 Thread Ken Taylor
So far: - the bootstrap script worked fine once it knew how to get wget. (To keep it from finding cygwin's pkg-config, which caused some problems for me in the past, I just copied cygwin's wget and all required dlls to the msys bin directory) - autoreconf had a problem due to

[vos-d] Physics Braindump

2007-02-22 Thread Ken Taylor
For some reason I got physics on the brain this week, so I kinda went crazy and added a bunch of thoughts to http://interreality.org/cgi-bin/moinwiki/moin.cgi/PhysicsInVos ... mostly about client-side prediction, intended-movement representation, and using access control permissions to enforce a

[vos-d] wxgl.dll mysteries with 0.23 source

2007-02-20 Thread Ken Taylor
So as I was discussing with Peter last night on the irc/vos bridge, I got everything to compile right for wxterangreal except for a missing wxgl.dll. It turns out that this is a CrystalSpace plugin, and the CS configure needs to see wxwidgets in order to create it. Fair enough -- I added a

[vos-d] 0.24 branch

2007-02-19 Thread Ken Taylor
We're long overdue for a new release based on the 0.24 branch, but before that happens we should decide what new features (if any) are going to go in -- in particular anything that would make a good demo for when I show VOS to potential donors/investors. Not just donors/investors, but I'd say

[vos-d] Compiling crystal space for Ter'Angreal

2007-02-18 Thread Ken Taylor
Hi all, I've been going through the gamut of trying to get everything in 0.23 to compile (Once I master that, I'll move on to the 0.24 dev version). I'm using the MINGW/MSYS environment under windows2000 and got the base VOS libraries and example programs compiling fine. The only hack I needed to

Re: [vos-d] Online Space

2007-02-10 Thread Ken Taylor
if your physics - say bouncing boxes like my example - is performed in it's own local coordinate space then it could be made consistent every time - but I can't see how you would combine the rendering of this in realtime with the rendering of the scene I don't see why transforming from

Re: [vos-d] VOS requirements

2007-01-31 Thread Ken Taylor
Just a long brain-dump of some ideas I had while reading through the list of the requirements for the VOS/Interreality 3D suite. I'm sure you will think some are blatantly obvious, or redundant, or that some aren't quite within the scope of VOS -- though perhaps they are something that could be

Re: [vos-d] Donate to Interreality

2007-01-16 Thread Ken Taylor
Reed Hedges wrote: Ken Taylor wrote: but if it makes you feel better, I certainly would click on the little Donate to Interreality paypal button if it ever appears ;) There's a link at the bottom of the webpage to a list of relevant books and things on amazon, and we get a few bucks

Re: [vos-d] vobject namespace

2006-12-11 Thread Ken Taylor
I think this sounds like a very useful idea can't really think of much I'd add :) Ken Peter Amstutz wrote: I just wanted to float another idea for a change in s4 to s5. Previously in s4, there was no well defined root of the vobject tree. Or rather, there was the site root, but listing

Re: [vos-d] Vip vs. the Wired

2006-12-08 Thread Ken Taylor
(spoiler if you haven't seen the whole series) We'd better make sure that no developer is planning on integrating his consciousness with the next version of the VOP protocol ;) Ken - Original Message - From: S Mattison To: VOS Discussion Sent: Friday, December 08, 2006 2:50 AM

Re: [vos-d] status and scheming

2006-12-01 Thread Ken Taylor
Peter Amstutz wrote: I'm pretty far from deciding at all how this would work, but it is certain that we need a time parameter for animation, so it is worth exploring fully the potential benefit of introducing a deep concept of (relative!) time into VOS. Interesting though there is a

Re: [vos-d] Animation comment

2006-12-01 Thread Ken Taylor
It seems to me that streaming animations would be relatively easy in the VOS system. You could simply set up a listener to changes in the position and orientation of the vertices/nodes of the model that's animating, and update the values locally as they come in. Similar to how avatar movement is

Re: [vos-d] Animation comment

2006-12-01 Thread Ken Taylor
Jonathan Jones wrote: James Wilkins wrote: Anyway, have you considered supporting streaming animations in addition to pre-recorded ones? One thing I've noticed about existing 3d environments is that making avatars move realistically is rather hard: you have to have all desired motions

Re: [vos-d] VOS to RDF mapping

2006-12-01 Thread Ken Taylor
Peter Amstutz wrote: We probably need some kind of locking and/or transactions eventually anyhow. That's another can of worms. I think this is definitely needed and may even be worth getting a sketch of it into s5 if possible. Even something simple, like being able to temporarily lock an object

[vos-d] Cannot build vos-0.23.0 in mingw environment on windows2000

2006-11-26 Thread Ken Taylor
Hi All, Just wanted to let you know of a problem I ran into trying to build vos 0.23 within mingw on windows 2000: The build chokes on libs\vos\vutil\getaddrinfowrapper.cc because of missing getaddrinfo freeaddrinfo and getnameinfo functions. The problem in a nutshell is that these functions