[Intel-gfx] [patch] Fix XV scan line calculation when rotated

Łukasz Kuryło lukasz.kurylo at gmail.com
Wed Jun 17 18:38:28 CEST 2009

Wednesday 17 of June 2009 18:18:33 Barry Scott napisał(a):
> The attached patch fixes the problems I was seeing with XV when rotated.
> The box is in screen coordinates and must be transformed into crtc 
> coordinates
> to  calculate the correct scan line numbers.
> Barry

Hi Barry,
another issue is multiple monitor configuration. 
What if box is not entirely in one crtc.
Are those 
y1 = box_in_crtc_coordinates.y1 - crtc->y;
y2 = box_in_crtc_coordinates.y2 - crtc->y;
correct then?
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