Transforms a distance vector by the rotation and scale of a transform.
Package
graphics-ports
Signature
transform-distance
transform
dx
dy
=>
dx2
,
dy2
Arguments
transform
A transform.
dx
A real number.
dy
A real number.
Values
dx2
A real number.
dy2
A real number.
Description
The
transform-distance
function transforms the distance (
dx dy
) by the rotation and scale in the
transform
. The translation in the transform is ignored. Transformed (
dx dy
) is returned as two values.
