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untransform-point

Function
Summary

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


CAPI User Guide and Reference Manual (Unix version) - 25 Feb 2015

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