Transforms a point by multiplying it by the inverse of a given transform.

Package

graphics-ports

Signature

untransform-point
transform
x
y
=>
x2
,
y2

Arguments

transform

A transform.

x

A real number.

y

A real number.

Values

x2

A real number.

y2

A real number.

Description

The
untransform-point
function transform the point (
x y
) by effectively multiplying it by the inverse of
transform
. The transformed (
x y
) is returned as two values.