On Wed, 2012-06-27 at 09:06 -0500, Rob Clark wrote: > From: Rob Clark <rob@xxxxxx> > > Use tiled buffers for rotated/reflected scanout, with CRTC and plane > properties as the interface for userspace to configure rotation. > > Signed-off-by: Rob Clark <rob@xxxxxx> > +/* this should probably be in drm-core to standardize amongst drivers */ > +#define DRM_ROTATE_0 0 > +#define DRM_ROTATE_90 1 > +#define DRM_ROTATE_180 2 > +#define DRM_ROTATE_270 3 > +#define DRM_REFLECT_X 4 > +#define DRM_REFLECT_Y 5 Are both reflect X and Y needed? You can get all the possible orientations with just one of the reflects. And I think the word "mirror" represents nicely what the reflect does, i.e. if you look at the mirror, the image you see is flipped horizontally. Tomi
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