I don't use Luabind either but osgswig with Python instead. I sometimes
experience similar surprising effects when passing non-declared variables as
function arguments. In that case, the reason for this is often that the
scripting language garbage collector deletes the Vec3f after returning from
th
Hi Dan,
On Tue, Nov 11, 2008 at 8:43 PM, Dan Small <[EMAIL PROTECTED]> wrote:
> We used the second approach you mentioned, threw all the views in one
> window, & not surprisingly the memory utilization went way down.
> Thanks for correcting our GL naivete.
>
> It seems tho that the 2nd approa
Hi Thom,
Thanks for the detective work. The change you've suggested as causing
the regression is r7961.
http://www.openscenegraph.org/projects/osg/changeset/7961
It's six months since I code this so it's a bit cold a topic so off
the top of my head I can't point to anything in a particular as
Hi all,
i have ab problem with the light in osg.
If i load a collada file everythig is very bright.
Most of the Objekts are white.
Regards Steffen
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Steffen B. wrote:
>
> Hi all,
>
> i have ab problem with the light in osg.
> If i load a collada file e verythig is very bright.
> Most of the Objekts are white.
>
If you do not say more, there is not much anybody could do to help you.
Do you ha
Hi Himar,
On Wed, Nov 12, 2008 at 10:56 AM, Himar Carmona <[EMAIL PROTECTED]> wrote:
>1) Does OSG 2.6.1 supports FBO with stencil buffer attachment?
It should do. I haven't personally tested it, but the code paths are all there.
>2) Does it supports EXT_PACKED_DEPTH_STENCIL?
2.6.1 does
Steffen,
Specularity is the one that normally bites me here - models often come in
from modelling packages with an assumed range for (osg/glMaterial) shininess
that doesn't match with what OpenGL expects, and everything saturates. Don't
know about Collada in particular, but you can try playing wit
On Wed, Nov 12, 2008 at 11:26 AM, David Spilling
<[EMAIL PROTECTED]> wrote:
> The osg "Depictions" thread is here :
> http://www.mail-archive.com/[EMAIL PROTECTED]/msg10685.html
Thanks for the link links is very useful, I don't recall this thread
so perhaps I was away... Following the thread to t
I have create a Scene using 3DS MAX. There are 8 lights in the scene.
After that i export the model to .dae and load it into osg.
I think that the normals are normalized.
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Hi Marco,
I agree. This definitely looks like a bug. But it might be related to
particular card. I tried today Vista x64 with 178.24 on GeForce 280 GTX.
Everything was ok. Both osgviewer and my example ran fine.
Cheers,
Wojtek
Hi Wojtek,
your test case behaves exactly as osgViewer does. Th
Hi Jeremy,
These will be in shortly; osgCairo is done, the osgPango patch was
harder because I had an ungodly amount of changes in the works. :)
I just updated. Most changes are in, but I think you missed the last
patch I sent for osgPango (which was in addition to the first one I sent
Sunda
On Wed, 2008-11-12 at 09:26 -0500, Jean-Sébastien Guay wrote:
> Hi Jeremy,
>
> > These will be in shortly; osgCairo is done, the osgPango patch was
> > harder because I had an ungodly amount of changes in the works. :)
>
> I just updated. Most changes are in, but I think you missed the last
> pa
Hi Jeremy,
Ah thanks. :) I had changed so much in osgPango without committing I had
to do the initial patch by hand (though I prefer that way anyways so I
can see what's going on. :)) Looks like I missed some.
No problem, yeah there were quite a bit of changes in osgPango...
Thankfully I just
Another day, another curious example... osgpdf ;-)
In a similar vain to my work on adding vnc support that I did last
week, the volume rendering project also has a need for viewing pdf
documents as a way of mixing presentation text/imagery with 3D volumes
so no I've embarked on adding pdf support
So, I've tested on OSG 2.7.5... and it not seems working... picking
billboard do nothing else piking the node behind the billboard(s)
...
Any proposition/idea ?
Thanks.
Regards,
Vincent
2008/11/12 Vincent Bourdier <[EMAIL PROTECTED]>
> Hi Robert,
>
> Okay I will try the 2.7.5 directly these
Very cool Robert
Gordon
__
Gordon Tomlinson
Product Manager 3D
Email : gtomlinson @ overwatch.textron.com
__
(C): (+1) 571-265-2612
(W): (+1) 703-437-7651
"Self defence is not a fu
HI there,
Here are the results on iMac late 2006, MacBook Pro late 2006, and MacBook late
2007.
iMac late 2006: C2D 2.16GHz / 2GB (667MHz PC2-5300) / nVidia GeForce 7300GT
128MB DDR3:
1) window test: 893; error = Failed to realize GraphicsWindow
2) pbuffer test: 891; error = Failed to realize P
Regarding the option 2:
"Post process the rendering back end's osgUtil::StateGraph replacing StateSet
after the cull traversal has run."
Where would the point of intervention be to get access to the stategraph, in
order to change the different statesets?
Linus
___
Sorry I have no simple code or small example to give.
Is the billboard picking supposed to be OK with OSG 2.7.5 ? If it work
somewhere, I will make a simple example or look at my code... If not, I
don't know how to solve it.
Thanks.
Regards,
Vincent.
2008/11/12 Robert Osfield <[EMAIL PROTECT
On Wed, 2008-11-12 at 15:10 +, Robert Osfield wrote:
> Another day, another curious example... osgpdf ;-)
>
> In a similar vain to my work on adding vnc support that I did last
> week, the volume rendering project also has a need for viewing pdf
> documents as a way of mixing presentation text
On Wed, Nov 12, 2008 at 3:27 PM, Linus Hilding <[EMAIL PROTECTED]> wrote:
> Regarding the option 2:
> "Post process the rendering back end's osgUtil::StateGraph replacing StateSet
> after the cull traversal has run."
> Where would the point of intervention be to get access to the stategraph, in
>
Hi Jeremy,
On Wed, Nov 12, 2008 at 3:41 PM, Jeremy Moles <[EMAIL PROTECTED]> wrote:
> Your implementation of the CairoImage class is probably right on track
> with the simplest, cleanest way of supporting a Cairo "surface" to draw
> on.
CairoImage is just an experiment so far. I went for the abs
Hi all ,
One of our application is working with a derrived class of database pager.
Our class has just over written
::requestNodeFile(const std::string& inFileName,osg::Group* group, float
priority, const osg::FrameStamp* framestamp,osg::ref_ptr
&databaseRequest)
method. There we get a request for
Hi Robert,
Looks like the vista drivers are doing much better on window/pbuffer
and fbo allocation.
Here are my results, Core 2 Quad 2.4GHz, 3GB memory, NVidia 9800GTX+,
Vista SP1, Driver 178.13
_
1) osgmemorytest --window -c 1000
At 112 I st
Hi Robert,
If you get things working under Windows or OSX could you
please write in with what you had to do to get things installed.
I'm working on it. I've got Cairo from the gtk+-bundle:
http://www.gtk.org/download-windows.html
Not sure about Poppler. It seems to only be available as sourc
On Wed, 2008-11-12 at 16:02 +, Robert Osfield wrote:
> Hi Jeremy,
>
> On Wed, Nov 12, 2008 at 3:41 PM, Jeremy Moles <[EMAIL PROTECTED]> wrote:
> > Your implementation of the CairoImage class is probably right on track
> > with the simplest, cleanest way of supporting a Cairo "surface" to draw
Steffen,
Are you still going via collada? Unfortunately I know nothing about the
Collada import route and how it handles lights defined in a model file.
Does the same thing happen with only one light? I suspect that OpenGL is
just (correctly) adding up all the contributions from the various light
Is poppler GLP'd?
Gerrick
On 11/12/08 9:10 AM, "Robert Osfield" <[EMAIL PROTECTED]> wrote:
> Another day, another curious example... osgpdf ;-)
>
> In a similar vain to my work on adding vnc support that I did last
> week, the volume rendering project also has a need for viewing pdf
> documen
I've used a temporary variable in the global scope as you suggested, and it
still crashes my engine. Not sure how else to go about this..
On Wed, Nov 12, 2008 at 3:27 AM, Gerwin de Haan <[EMAIL PROTECTED]>wrote:
> I don't use Luabind either but osgswig with Python instead. I sometimes
> experien
Hi Jeremy,
On Wed, Nov 12, 2008 at 4:21 PM, Jeremy Moles <[EMAIL PROTECTED]> wrote:
> Well, in OpenGL there are to main formats I envision many of us wanting
> to use:
>
>- ARGB32 (GL_RGBA)
>- A8 (GL_ALPHA)
>
> A8 is really helpful because it allows you to create small, compact
> "
I meant:
Is poppler "GPL'd" as in it's license.
;)
Gerrick
On 11/12/08 10:31 AM, "Gerrick Bivins" <[EMAIL PROTECTED]> wrote:
>
> Is poppler GLP'd?
> Gerrick
>
>
> On 11/12/08 9:10 AM, "Robert Osfield" <[EMAIL PROTECTED]> wrote:
>
>> Another day, another curious example... osgpdf ;-)
>>
>> I
Hi:
I am trying to add shader to osgcal node.
I do it like this:
osgCal::CoreModel *core = new osgCal::CoreModel("dummy");
load(core); //< loading some data into it
// Creating a concrete model using the core template
osgCal::Model *model = new osgCal::Model();
model->create(core);
Hi Wojtek & Marco,
Could you one of your guys implement that original workaround as a
runtime optional flag in GraphicsWindowWin32, with an env var settings
it's default value. I'd suggest that this workaround is now to set
off.
Wojtek, do you know what driver version numbers were affected by th
The osg "Depictions" thread is here :
http://www.mail-archive.com/[EMAIL PROTECTED]/msg10685.html
Ok, switching every stateset would be what I am looking to do. Composing the
> texture in the shader would mean we loose the desired ability to use image
> files.
>
Agreed, but if your model had (for
Argentieri, John-P63223 wrote:
Paul,
I'm not sure what the problem is, but I can see that when I create a
scene graph with ProxyNodes in memory, and write that scene graph to
an OpenFlight file using 2.6.1, the external references are somhow
broken with respect to textures.
If you send me a
Hi,
the osgDB::DatabasePager discards a database request if its frameNumber
is earlier
than the current frameNumber. Your requestNodeFile method has to
continuously
call osgDB::requestNodeFile even if the tile has already been requested.
Adrian Egli OpenSceneGraph (3D) wrote:
Hi all ,
O
Hi, I would appreciate some advice on how to best use the osg functionality, in
order to be able to dynamically change every single texture in a scene,
depending on the view. Every view in the scene should have the possibility to
either use original textures or alternative (infrared) versions. A
Hi Wojtek,
your test case behaves exactly as osgViewer does. The app crashes when
wglMakeCurrent() gets called for the second time. Setting repeatMakeCurrent
to 0 fixes the crash.
One thing I forgot to say, is that it doesn't always crash: the
success/failure ratio is about 1 to 15. This appli
Hi Robert,
Could you one of your guys implement that original workaround as a
runtime optional flag in GraphicsWindowWin32, with an env var settings
it's default value. I'd suggest that this workaround is now to set
off.
I will see what I can do.
Wojtek, do you know what driver version numb
Ok, switching every stateset would be what I am looking to do. Composing the
texture in the shader would mean we loose the desired ability to use image
files.
Linus
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Hi J-S and all Windows developers,
I have reviewed the revisions of osgconv to track down the changes
that were made to get around the same issue with lack of
Win32WindowSystem automatic registration and it looks like Windows/VS
won't link in a lib unless you use a symbol from it. The workaround
Hi Pasquale,
On Wed, Nov 12, 2008 at 12:20 AM, Pasquale Tricarico <[EMAIL PROTECTED]> wrote:
> Thank you Robert for this nice tool. Before I report my results, my
> feature requests ;)
I will be adding more features to osgmemorytest, but... please
remember you have all the source code so you are
Hi Christophe,
Looks like the vista drivers are doing much better on window/pbuffer
and fbo allocation. There is clearly a bug on the NVidia linux
drivers w.r.t fbo's that we need to take up with NVidia.
The exception on the texture allocation is concerning, could you run
it in a debugger and fo
Hi Robert,
Things works better on windows now, here's my results :
Machine: windows vista, Intel Core 2, 3GB, Gefore 640Mb 8800GTS
driver 169.06
1) window test: get 492 windows opened before failure.
2) pbuffer test: get 504 pbuffers opened before failure.
3) texture test: failed
Exception caug
Hi All,
I've seen an old post on picking billboards :
http://thread.gmane.org/gmane.comp.graphics.openscenegraph.user/32123
But with OSG 2.6.1, I still cannot pick a billbord. The first intersected
node returned is the node behind the billboard...
Does it have been implemented as predicted ?
tha
A problem you'll have is that the osgcal model has it's own shaders applied
down at the geometry level. These will override the one's you are applying
further up the graph.
Brian
[EMAIL PROTECTED] wrote: -
To: osg-users@lists.openscenegraph.org
From: "yang zhiyuan" <[EMAIL PROTECTED]>
Sent b
Hi again,
If you get things working under Windows or OSX could you
please write in with what you had to do to get things installed.
I'm working on it. I've got Cairo from the gtk+-bundle:
http://www.gtk.org/download-windows.html
Not sure about Poppler. It seems to only be available as source
Hi Vincent,
Could you try the svn/trunk or 2.7.4 release as this has a fix in
IntersectionVisitor.cpp for billboards.
Robert.
On Wed, Nov 12, 2008 at 10:29 AM, Vincent Bourdier
<[EMAIL PROTECTED]> wrote:
> Hi All,
>
> I've seen an old post on picking billboards :
> http://thread.gmane.org/gmane.
A long long time ago somebody posted source code for osgDepictions,
which allows you to do a texture/stateset switch for a complete scene. I
could not find it in the mailing list archives though...
--
Roland
> -Original Message-
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On
On Wed, 2008-11-12 at 16:32 +, Robert Osfield wrote:
> Hi Jeremy,
>
> On Wed, Nov 12, 2008 at 4:21 PM, Jeremy Moles <[EMAIL PROTECTED]> wrote:
> > Well, in OpenGL there are to main formats I envision many of us wanting
> > to use:
> >
> >- ARGB32 (GL_RGBA)
> >- A8 (GL_ALPHA)
>
Hi Linus,
On Wed, Nov 12, 2008 at 10:30 AM, Linus Hilding <[EMAIL PROTECTED]> wrote:
> Ok, switching every stateset would be what I am looking to do. Composing the
> texture in the shader would mean we loose the desired ability to use image
> files.
StateSet remapping is what you'd probably bes
Hi Robert,
The exception on the texture allocation is concerning, could you run
> it in a debugger and found out what the stack trace is.
>
Here is the stack trace :
msvcr80d.dll!_unlock(int locknum=8) Line 376
msvcr80d.dll!_unlockexit() Line 760 + 0x7 bytes
msvcr80d.dll!_CxxTh
The proper way to go about this would be using an alternate shader for the
infrared view. That way you can pull in any source texture (one that is
already mapped on an object), and generate the infrared composite image on
the fly. For example, if you want all of the walls (and other cold
material
Hi Adrian,
Personally I'd write the code to retrieve the tiles as an OSG plugin
or using a Registry::ReadFileCallback.
The pager now support multiple database reading threads to the latency
between request and when it's loaded needn't be long. This would
simplify your code significantly and woul
John -- Use of polygon offset controls whether the exporter uses subfaces or
not. It might be the case that the subface code has some kind of problem
with texture mapping.
One thing you can try is to go into expGeometryRecords.cpp and disable use
of subfaces by commenting out the SubfaceHelper in
Hi,
i have two question regarding FBO and Stencil buffer. Perhaps someone
could clear my thoughts.
1) Does OSG 2.6.1 supports FBO with stencil buffer attachment?
2) Does it supports EXT_PACKED_DEPTH_STENCIL?
Explanation: I use FBO to take the render. Recently i wanted to use stencil
t
Ok i see, so you would append a custum reading thread to the osg database to
avoid subclassing.
/adrian
2008/11/12 Robert Osfield <[EMAIL PROTECTED]>
> Hi Adrian,
>
> Personally I'd write the code to retrieve the tiles as an OSG plugin
> or using a Registry::ReadFileCallback.
>
> The pager now s
* Jean-Sébastien Guay -- Wednesday 12 November 2008:
> One thing, I think you need to move the test for Poppler from the
> examples/osgpdf/CMakeLists.txt to the base CMakeLists.txt, otherwise
> POPPLER_FOUND can never be true when adding the osgpdf example in
> examples/CMakeLists.txt (or at lea
Paul,
I tried to do setAttribute( m_pPolygonOffset, osg::StateAttribute::OFF
); but I suppose your code may still be able to detect that the
attribute is present. I forgot there was a removeAttribute. Do you think
it's worth a shot for me to code it up and try again?
Thanks!
John
I must admit I'm stumped, John. From looking at the code in the exporter, I
can't see how it could possibly clear the texture palette override flag when
writing the external reference record. The spec says that when the flag is
set, the child FLT file should use it's own palette. So this should wor
I am trying to add a post draw callback to my view. I think I must be
missing something as far as how to do this is concerned. I borrowed the
MyCameraPostDrawCallback class from the osgprerender example and tried
to add the callback as follows:
m_pViewer->getCamera()->setPostDrawCallback(
Paul,
I'm not sure what the problem is, but I can see that when I create a
scene graph with ProxyNodes in memory, and write that scene graph to an
OpenFlight file using 2.6.1, the external references are somhow broken
with respect to textures. If I convert that to an .osg and back to .flt
using
Hello,
Is there a "light weight" way to turn off shaders in OSG without unloading
the vertex and fragment shaders from the shader program?
My application needs to switch back and forth from the shader pipeline to
the fixed pipeline and vice versa during runtime. This can be done at the
Ope
On Wed, Nov 12, 2008 at 3:16 PM, Vincent Bourdier
<[EMAIL PROTECTED]> wrote:
> So, I've tested on OSG 2.7.5... and it not seems working... picking
> billboard do nothing else piking the node behind the billboard(s)
> ...
>
> Any proposition/idea ?
Sorry no ideas, do you have a small example model
Hi Robert,
OK, mystery solved, I was using r9140. I've now updated to r9149.
Sorry about that.
Now the results, using the original options verbatim, are:
Machine: notebook Lenovo T61p, Ubuntu 8.04, Core2Duo 2.2GHz, 2GB ram +
2GB swap, nVidia Quadro FX 570M 256MB, driver 177.80.
1) only99 in
Hi Robert,
Okay I will try the 2.7.5 directly theses days.
I'll give you feedback.
Thanks
Vincent.
2008/11/12 Robert Osfield <[EMAIL PROTECTED]>
> Hi Vincent,
>
> Could you try the svn/trunk or 2.7.4 release as this has a fix in
> IntersectionVisitor.cpp for billboards.
>
> Robert.
>
> On We
Hi Christophe,
Thanks for the stack trace. This is exception is perfectly fine - it
just shows that too much memory has been allocated by the imagery
itself.
Reducing the number of OpenGL objects via the -g option to 7000 or
less should at least avoid this OSG/C++ memory error. The other thing
Hi Adrian,
On Wed, Nov 12, 2008 at 6:39 PM, Adrian Egli OpenSceneGraph (3D)
<[EMAIL PROTECTED]> wrote:
> Ok i see, so you would append a custum reading thread to the osg database to
> avoid subclassing.
There shouldn't be any need for a custom reading thread, just use the
existing threads to call
Hi J-S,
On Wed, Nov 12, 2008 at 5:43 PM, Jean-Sébastien Guay
<[EMAIL PROTECTED]> wrote:
> One thing, I think you need to move the test for Poppler from the
> examples/osgpdf/CMakeLists.txt to the base CMakeLists.txt, otherwise
> POPPLER_FOUND can never be true when adding the osgpdf example in
> e
* Robert Osfield -- Wednesday 12 November 2008:
> fix to Poppler check now checked in.
Now cmake tries to compile osgpdf, and fails:
/usr/local/lib/libpoppler-glib.so: undefined reference to
`gdk_pixbuf_new_from_data'
/usr/local/lib/libpoppler-glib.so: undefined reference to
`gdk_pixbuf_get
Hi all,
what would be the most effective way to disable culling for my entire scene?
I am using a fixed orthographic camera looking at the XY plane. I use the Z
axis solely for layering my various nodes which are all 2D as well. All my
nodes are always visible by the camera so culling is (almost)
Hi Robert,
Could you try a 128x128 texture dimension? This will reduce memory
> consumption to 1/4rd of the 256x256 test.
>
>osgmemorytest --window --texture 128 128 -g 1
>
Works fine : alll 10,000 texture allocated and download to OpenGL
in 6.2 seconds
Some other test :
osgmemoryte
Hi everyone:
How to achieve blend funtion in osg. I means by alpha(0.0~1.0) value to set
my geometry color,
I use follows code
geometry->getOrCreateStateSet()->setMode(GL_BLEND, osg::StateAttribute::ON);
osg::BlendFunc *fn = new osg::BlendFunc();
fn->setFunction(osg::BlendFunc::SRC_ALPHA
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