Re: How to make screenshot on SWT
Posted by Sven Gothel on Oct 24, 2014; 11:17am
URL: https://forum.jogamp.org/How-to-make-screenshot-on-SWT-tp4033448p4033449.html
On 10/24/2014 12:54 PM, Paul [via jogamp] wrote:
> Hi everybody.
> Since Screenshot class was removed, I found the particular commit which says
> to use AWTGLReadBufferUtil.readPixelsToBufferedImage method.
> So I changed my code in my SWT app accordingly, but I'm getting weird exception
>
> javax.media.opengl.GLException: Should not call this
> at
> jogamp.opengl.windows.wgl.WindowsExternalWGLContext$Drawable.getSurfaceWidth(WindowsExternalWGLContext.java:133)
> ~[jogl-all-2.2.4.jar:2.2.4]
> at
> com.jogamp.opengl.util.awt.AWTGLReadBufferUtil.readPixelsToBufferedImage(AWTGLReadBufferUtil.java:94)
> ~[jogl-all-2.2.4.jar:2.2.4]
> at
> com.jogamp.opengl.util.awt.AWTGLReadBufferUtil.readPixelsToBufferedImage(AWTGLReadBufferUtil.java:71)
> ~[jogl-all-2.2.4.jar:2.2.4]
>
> How should I fix my code?[1] Please file a bug report, so we can fix it.
[2] You may use our SWT GLCanvas
> Thanks
> Paul
Thank you!
~Sven
URL: https://forum.jogamp.org/How-to-make-screenshot-on-SWT-tp4033448p4033449.html
On 10/24/2014 12:54 PM, Paul [via jogamp] wrote:
> Hi everybody.
> Since Screenshot class was removed, I found the particular commit which says
> to use AWTGLReadBufferUtil.readPixelsToBufferedImage method.
> So I changed my code in my SWT app accordingly, but I'm getting weird exception
>
> javax.media.opengl.GLException: Should not call this
> at
> jogamp.opengl.windows.wgl.WindowsExternalWGLContext$Drawable.getSurfaceWidth(WindowsExternalWGLContext.java:133)
> ~[jogl-all-2.2.4.jar:2.2.4]
> at
> com.jogamp.opengl.util.awt.AWTGLReadBufferUtil.readPixelsToBufferedImage(AWTGLReadBufferUtil.java:94)
> ~[jogl-all-2.2.4.jar:2.2.4]
> at
> com.jogamp.opengl.util.awt.AWTGLReadBufferUtil.readPixelsToBufferedImage(AWTGLReadBufferUtil.java:71)
> ~[jogl-all-2.2.4.jar:2.2.4]
>
> How should I fix my code?
[2] You may use our SWT GLCanvas
> Thanks
> Paul
Thank you!
~Sven
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