Monday, April 09, 2007

Ubuntu Edgy, ATI driver and Java2D rendering pipeline, the new headache

I think the title is pretty expressive. Finally, I updated my system from Dapper to Edgy. After that, I updated my ATI drivers to the last version following the method 2 of:

How to install Graphics Driver (ATI)
and
Method 2: Install the 8.35.5 Driver Manually

Once finallized all seems ok.

> fglrxinfo
display: :0.0 screen: 0
OpenGL vendor string: ATI Technologies Inc.
OpenGL renderer string: ATI MOBILITY RADEON 9600/9700 Series
OpenGL version string: 2.0.6400 (8.35.5)


The problems comes with Java. To not duplicate my job (and spend more time) I put here a link to the post at JavaGaming.org (http://www.javagaming.org/forums/index.php?topic=16421.0) and also a copy of the test:

I spend the last day looking for some answer but I only found a similar problem in another post (http://www.mail-archive.com/java2d-interest@capra.eng.sun.com/msg03962.html).

Recently I updated my system from Ubuntu Dapper to Edgy and from ATI 8.26.x driver version to 8.35.5.

> fglrxinfo
display: :0.0 screen: 0
OpenGL vendor string: ATI Technologies Inc.
OpenGL renderer string: ATI MOBILITY RADEON 9600/9700 Series
OpenGL version string: 2.0.6400 (8.35.5)

Also I have JDK6 and the last release of JOGL (jogl-1.1.0-pre-20070404-linux-i586).
The fgl_glxgears program runs ok

Until now, using JDK6, the old 8.26.x drivers for ATI and JOGL 1.0.0 all was ok in my little application. Now I use JDK6, ATI 8.35.5 and JOGL 1.1.0 (last night build).

I have two problems:

First)
In some part of my code I try to create a PBuffer, first checking with "canCreateGLPbuffer" and then using "GLPbuffer pbuffer = GLDrawableFactory.getFactory().createGLPbuffer(capabilities, null, 1,1, null);"

Until now it works fine but now I recive this:

javax.media.opengl.GLException: pbuffer creation error: glXCreatePbuffer() failed
at com.sun.opengl.impl.x11.X11PbufferGLDrawable.createPbuffer(X11PbufferGLDrawable.java:162)
at com.sun.opengl.impl.x11.X11PbufferGLDrawable.(X11PbufferGLDrawable.java:73)
at com.sun.opengl.impl.x11.X11GLDrawableFactory$3.run(X11GLDrawableFactory.java:320)
at com.sun.opengl.impl.x11.X11GLDrawableFactory.maybeDoSingleThreadedWorkaround(X11GLDrawableFactory.java:670)
at com.sun.opengl.impl.x11.X11GLDrawableFactory.createGLPbuffer(X11GLDrawableFactory.java:327)


Second)
Also (and this I didn't test it in the previous configuration) when I try to execute any JOGL app enabling the opengl pipeline I receive another error.
When I execute demo.gears I get:

> java Gears
INIT GL IS: com.sun.opengl.impl.GLImpl
Chosen GLCapabilities: GLCapabilities [DoubleBuffered: true, Stereo: false, HardwareAccelerated: true, DepthBits: 24, StencilBits: 0, Red: 8, Green: 8, Blue: 8, Alpha: 8, Red Accum: 0, Green Accum: 0, Blue Accum: 0, Alpha Accum: 0, Multisample: false ]
GL_VENDOR: ATI Technologies Inc.
GL_RENDERER: ATI MOBILITY RADEON 9600/9700 Series
GL_VERSION: 2.0.6400 (8.35.5)


That's ok, my vendor is ATI, but when I execute demo.jgears I get:

> java JGears
java.lang.IllegalArgumentException: input == null!
at javax.imageio.ImageIO.read(ImageIO.java:1322)
at JGears.(JGears.java:42)
at JGears.main(JGears.java:109)
INIT GL IS: com.sun.opengl.impl.GLImpl
Chosen GLCapabilities: GLCapabilities [DoubleBuffered: false, Stereo: false, HardwareAccelerated: true, DepthBits: 24, StencilBits: 0, Red: 8, Green: 8, Blue: 8, Alpha: 8, Red Accum: 0, Green Accum: 0, Blue Accum: 0, Alpha Accum: 0, Multisample: false ]
GL_VENDOR: Mesa project: www.mesa3d.org
GL_RENDERER: Mesa GLX Indirect
GL_VERSION: 1.2 (1.5 Mesa 6.5.1)


It runs slowly but runs.
What is the problem here?? My vendor is not Mesa.

And finally it I execute with:

> java -Dsun.java2d.opengl=true JGears

or

> java -Dsun.java2d.opengl=true -Dsun.java2d.opengl.fbobject=false JGears


the result is:

exception in QueueFlusher:
javax.media.opengl.GLException: context creation error: couldn't find a suitable frame buffer configuration
at com.sun.opengl.impl.x11.X11ExternalGLDrawable$Context.create(X11ExternalGLDrawable.java:180)
at com.sun.opengl.impl.x11.X11ExternalGLDrawable$Context.makeCurrentImpl(X11ExternalGLDrawable.java:123)
at com.sun.opengl.impl.GLContextImpl.makeCurrent(GLContextImpl.java:134)
at com.sun.opengl.impl.GLDrawableHelper.invokeGL(GLDrawableHelper.java:182)
at javax.media.opengl.GLJPanel$2.run(GLJPanel.java:629)
at sun.java2d.opengl.OGLRenderQueue$QueueFlusher.run(OGLRenderQueue.java:203)


Only one more detail. I execute my NetBeans with the options -Dsun.java2d.opengl=true in the netbeans.conf file. Until now it words nice but now the slicers and other components are not well rendered.

If anybody falls here and read this post (and has something about it) please, write a comment.

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