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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 real number.
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 point is returned as two values.


CAPI User Guide and Reference Manual (Macintosh version) - 01 Dec 2021 19:31:44