Macro

Summary

Specifies a dither for use within a specified body of code.

Package

graphics-ports

Signature

with-dither ( dither-or-size ) &body body => result

Arguments

dither-or-size

See Description.

body

A body of Lisp code.

Values

result

The return value of the last form executed in body .

Description

The with-dither function specifies a dither for use within body . The dither-or-size argument can be a dither mask object from make-dither or a size, in which case a dither of that size is created.

Note: dithers do not affect drawing or the antialiasing that occurs when drawing in Cocoa.

See also

dither-color-spec
make-dither
initialize-dithers