Laurens,
Did you test it using a texture with alpha channel? We are now seeing some
problems now transparency.

Glenn Waldron / Pelican Mapping


On Thu, Sep 13, 2018 at 8:31 AM Voerman, L. <l.voer...@rug.nl> wrote:

> Hi Glenn, Robert,
>
> I used a constructed dds file with marked / differently colored mipmaps to
> test (attached)
>
> Laurens.
>
> On Thu, Sep 13, 2018 at 2:11 PM Glenn Waldron <gwald...@gmail.com> wrote:
>
>> Robert,
>> Looks like this issue is fixed thanks to the Voerman PR, but for
>> posterity I will clarify the reproduction steps:
>>
>> Run the example and pitch the camera to a sharp angle so the view vector
>> is almost parallel to the polygon. You will see the telltale aliasing due
>> to the lack of a mipmapping min-filter on the texture. Then set the
>> OSG_GL_TEXTURE_STORAGE env var to OFF, and repeat; you will see the
>> min-filter acting as expected.
>>
>> Glenn Waldron
>>
>>
>> On Wed, Sep 12, 2018 at 12:11 PM Robert Osfield <robert.osfi...@gmail.com>
>> wrote:
>>
>>> Hi Glenn,
>>>
>>> I've compiled and run the example against the 3.6 branch with images
>>> from OpenSceneGraph-Data/Images and it runs on my Kubuntu 18.04/NVidia
>>> system without any obvious issue.  Could you explain what the issue
>>> looks like so I could specifically test it?
>>>
>>> Laurens Voerman has kindly investigated the issue and has a PR that
>>> addresses it:
>>>    https://github.com/openscenegraph/OpenSceneGraph/pull/624/files
>>>
>>> I want to be able to recreate the issue so that I can confirm that the
>>> PR fixes it - it looks like it fixes it to me but don't want to make
>>> any assumptions.
>>>
>>> Cheers,
>>> Robert.
>>>
>>>
>>> On Tue, 11 Sep 2018 at 21:23, Glenn Waldron <gwald...@gmail.com> wrote:
>>> >
>>> > Robert,
>>> >
>>> > Mipmapping is broken for Texture2DArray when glTexStorage is enabled.
>>> > If you set OSG_GL_TEXTURE_STORAGE=OFF, it works properly again.
>>> >
>>> > Here is a standalone cpp you can use to reproduce the issue:
>>> > https://gist.github.com/gwaldron/9d65c35a5d940965429f401331b72420
>>> >
>>> > Windows 10, NVIDIA 760GTX, OSG 3.6.x branch tip 9/11/18.
>>> >
>>> > Glenn Waldron
>>> >
>>> >
>>> > On Tue, Sep 11, 2018 at 7:36 AM Robert Osfield <
>>> robert.osfi...@gmail.com> wrote:
>>> >>
>>> >> Hi All,
>>> >>
>>> >> I have just tagged the 3.6.3 release candidate 2:
>>> >>
>>> >>
>>> https://github.com/openscenegraph/OpenSceneGraph/tree/OpenSceneGraph-3.6.3-rc2
>>> >>
>>> >> My aim is to tag the 3.6.3 at the end of this week. Please test and
>>> >> provide positive/negative feedback via this thread.  :-)
>>> >>
>>> >> Cheers,
>>> >> Robert.
>>> >>
>>> >> -- Changes since 3.6.3-rc1
>>> >>
>>> >> Tue, 11 Sep 2018 11:56:04 +0100
>>> >> Author : Robert Osfield
>>> >> Updated rc number 2 for 3.6.3-rc2
>>> >>
>>> >> Tue, 11 Sep 2018 11:29:36 +0100
>>> >> Author : OpenSceneGraph git repository
>>> >> Merge pull request #620 from LaurensVoerman/txt_SCREEN_COORDSfix scale
>>> >> problem for osgText with characterSizeMode SCREEN_COORDS and _position
>>> >> set.
>>> >>
>>> >> Tue, 11 Sep 2018 11:23:34 +0100
>>> >> Author : Robert Osfield
>>> >> Fixed hang using a ReentrantMutex
>>> >>
>>> >> Tue, 11 Sep 2018 10:13:49 +0100
>>> >> Author : Robert Osfield
>>> >> Fixed build
>>> >>
>>> >> Tue, 11 Sep 2018 09:31:35 +0100
>>> >> Author : Robert Osfield
>>> >> Fixed build
>>> >>
>>> >> Tue, 11 Sep 2018 09:03:01 +0100
>>> >> Author : Robert Osfield
>>> >> Cleaned up code
>>> >>
>>> >> Mon, 10 Sep 2018 08:00:41 -0400
>>> >> Author : gwaldron
>>> >> osgText: fixed thread-safety issues in Glyph and Font
>>> >>
>>> >> Sat, 8 Sep 2018 18:18:33 +0200
>>> >> Author : mp3butcher
>>> >> fix examples context creation for X11 (when display not :0.0)
>>> >>
>>> >> Tue, 11 Sep 2018 08:34:20 +0100
>>> >> Author : OpenSceneGraph git repository
>>> >> Merge pull request #619 from mathieu/topic/SaveInlinedImagesAdded
>>> >> saving of inline Images without having the physical image file.
>>> >>
>>> >> Tue, 11 Sep 2018 08:11:27 +0100
>>> >> Author : Robert Osfield
>>> >> Added greater control of how cubemap is set up and controlled
>>> >>
>>> >> Fri, 7 Sep 2018 15:09:15 +0200
>>> >> Author : Laurens Voerman
>>> >> fix scale problem for osgText with characterSizeMode SCREEN_COORDS and
>>> >> _position set.
>>> >>
>>> >> Fri, 7 Sep 2018 14:04:41 +0200
>>> >> Author : Mathieu MARACHE
>>> >> Added saving of inline Images without having the physical image
>>> >> file.The can be read from and inlined image file
>>> >>
>>> >>
>>> >> Thu, 6 Sep 2018 12:30:18 +0100
>>> >> Author : Robert Osfield
>>> >> Merge branch 'OpenSceneGraph-3.6' of
>>> >> https://github.com/openscenegraph/OpenSceneGraph into
>>> >> OpenSceneGraph-3.6
>>> >>
>>> >> Thu, 6 Sep 2018 12:29:44 +0100
>>> >> Author : Robert Osfield
>>> >> Updated for 3.6.3-rc1
>>> >>
>>> >> Thu, 6 Sep 2018 11:50:21 +0100
>>> >> Author : Robert Osfield
>>> >> Fixed memory leak with assignment of default value to ObjectSerializer
>>> >>
>>> >> Wed, 5 Sep 2018 18:06:25 +0100
>>> >> Author : OpenSceneGraph git repository
>>> >> Merge pull request #616 from
>>> >> eligovision/OpenSceneGraph-3.6_particlesParticleSystem: Added support
>>> >> for GLES2 and upper (GL_QUADS -> GL_TRIā€¦
>>> >>
>>> >> Wed, 5 Sep 2018 18:01:33 +0100
>>> >> Author : Robert Osfield
>>> >> Fixed copy constructor
>>> >>
>>> >> Wed, 5 Sep 2018 19:00:29 +0300
>>> >> Author : Konstantin S. Matveyev
>>> >> ParticleSystem: Using of GL_TRIANGLES for GLES2 and upper; GL_QUADS
>>> otherwise
>>> >>
>>> >> Wed, 5 Sep 2018 14:04:57 +0100
>>> >> Author : OpenSceneGraph git repository
>>> >> Merge pull request #617 from aluaces/Image_scaleImage_typoFix typo in
>>> >> the initial check of Image::scaleImage().
>>> >>
>>> >> Wed, 5 Sep 2018 13:27:35 +0200
>>> >> Author : Alberto Luaces
>>> >> Fix typo in the initial check of Image::scaleImage().
>>> >>
>>> >> Wed, 5 Sep 2018 14:00:09 +0300
>>> >> Author : Konstantin S. Matveyev
>>> >> ParticleSystem: Added support for GLES2 and upper (GL_QUADS ->
>>> GL_TRIANGLES)
>>> >>
>>> >> Tue, 4 Sep 2018 10:35:38 -0400
>>> >> Author : Jason Beverage
>>> >> Protect the _programSet in Shader with a mutex. This prevents thread
>>> >> safety issues when Shader objects are used in multiple programs.
>>> >>
>>> >> Wed, 5 Sep 2018 09:33:24 +0100
>>> >> Author : Robert Osfield
>>> >> Updated ChangeLog
>>> >>
>>> >> Tue, 4 Sep 2018 15:26:30 +0100
>>> >> Author : Robert Osfield
>>> >> Changed the ShapeDrawable::build() methpd so that it does run when the
>>> >> ShadpwDrawabe is a KdTree.
>>> >>
>>> >> Tue, 4 Sep 2018 14:13:32 +0100
>>> >> Author : Robert Osfield
>>> >> Updated SO version as XmlNode::Input changes change the ABI
>>> >>
>>> >> Tue, 4 Sep 2018 12:19:14 +0100
>>> >> Author : Robert Osfield
>>> >> Added support for reading UTF-8 encoded of xml files
>>> >>
>>> >> Mon, 3 Sep 2018 12:30:02 +0100
>>> >> Author : Robert Osfield
>>> >> Changed the logic for whether to call setUpThreading() in
>>> >> setThreadingModel() to make it possible to changed threadings even if
>>> >> the threading model starts of as SingleThreaded
>>> >> _______________________________________________
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>>> >> osg-users@lists.openscenegraph.org
>>> >>
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>>> >
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