[Interest] QGraphicsRotation in QGraphicsViewScene

[Alexander Semke]

Hi,

Am Mittwoch, 12. September 2012, 17:19:26 schrieb Duan, Lin:
> Hello list,
> 
> I want to Rotate my QGraphicsItem by the axis behind the screen. 
[...]
I guess, you'll have to combine  translation and rotation and to somehow 
provide your own QMatrix4x4 to QGraphicsItem...

http://en.wikipedia.org/wiki/Homogeneous_coordinates#Use_in_computer_graphics
http://www.glprogramming.com/red/appendixf.html


Alexander