factor/extra/benchmark/tuple-arrays/tuple-arrays.factor

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! Copyright (C) 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel math math.functions tuple-arrays accessors fry sequences
prettyprint ;
IN: benchmark.tuple-arrays
TUPLE: point { x float } { y float } { z float } ;
TUPLE-ARRAY: point
: tuple-array-benchmark ( -- )
100 [
drop 5000 <point-array> [
[ 1+ ] change-x
[ 1- ] change-y
[ 1+ 2 / ] change-z
] map [ z>> ] sigma
] sigma . ;
MAIN: tuple-array-benchmark