DRM database property: rotation

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Details

Name

rotation

Flags

<none>

Type

bitmask

Attached to

plane

Specification

{"rotate-0", "rotate-90", "rotate-180", "rotate-270", "reflect-x", "reflect-y"}

Documentation

Rotation is set up with drm_plane_create_rotation_property(). It adds a
rotation and reflection step between the source and destination rectangles.
Without this property the rectangle is only scaled, but not rotated or
reflected.

Possbile values:

"rotate-<degrees>":
	Signals that a drm plane is rotated <degrees> degrees in counter
	clockwise direction.

"reflect-<axis>":
	Signals that the contents of a drm plane is reflected along the
	<axis> axis, in the same way as mirroring.

reflect-x::

		|o |    | o|
		|  | -> |  |
		| v|    |v |

reflect-y::

		|o |    | ^|
		|  | -> |  |
		| v|    |o |

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