29 Jun
2012
29 Jun
'12
10:46 a.m.
On Wed, 2012-06-27 at 09:06 -0500, Rob Clark wrote:
From: Rob Clark rob@ti.com
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@ti.com
+/* 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