[Qt-embedded-interest] Graphics Driver

Bryce Salmi Bryce.Salmi at zoran.com
Thu Jul 9 22:49:24 CEST 2009


Qt list,

     Ok, so after a lot of experimenting I have come to a point where I
need some more guidance, maybe not answers but at least some pointers to
get going again.  Using the suggestions from Tom Cooksay I tried to
write my own driver (which was emailed out several days ago yet had no
replies) so then I tried to modify the dbscreen driver supplied with Qt.
I managed to figure out that it relies on the QScreen::connect call
given by every application rather than re-implementing it.  After some
investigation into QScreenLinuxFb, I am pretty sure that the mapping is
occurring in the connect function.  So I have a few questions:

 

*	Does the mapping occur in QScreen::connect?
*	How do I set the screen address pointer?

	*	Does this use QImage::data?

*	How do I implement uchar * QImage::bits();?

 

I would really enjoy ANY help or suggestions or anything.  Just getting
to a point where I know there is at least some base plug-in that can be
recognized by the Qt application (I use analogclock as a test
application).  Even if you don't know if your suggestion will help it
may steer me in the correct direction so I look forward to hearing from
anyone who has anything to add!

 

 

 

 

Sincerely,

 

Bryce

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