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#!/usr/bin/perl -w package Bit::Vector; use strict; sub Pattern_Fill { my($vector,$pattern,$length) = @_; my($size,$factor); $size = $vector->Size(); $factor = int($size / $length); if ($size % $length) { $factor++; } $vector->Chunk_List_Store($length, ($pattern) x $factor); return $vector; } package main; use strict; use Bit::Vector; use Benchmark; my($i,$n); my $b = 1024; my(@v) = Bit::Vector->new($b,8); $v[1]->Pattern_Fill(0x01,5); $v[2]->Pattern_Fill(0x01,3); $v[3]->Pattern_Fill(0x01,2); $v[4]->Pattern_Fill(0x03,3); $v[5]->Pattern_Fill(0x07,4); $v[6]->Pattern_Fill(0x0F,5); $v[7]->Fill(); for ( $i = 0; $i < 8; $i++ ) { $n = $v[$i]->to_Bin(); print "\nTiming vector #$i:\n$n\n\n"; timethese ( 500000, { 'Norm1' => sub { $n = $v[$i]->Norm(); }, 'Norm2' => sub { $n = $v[$i]->Norm2(); }, 'Norm3' => sub { $n = $v[$i]->Norm3(); } } ); print "<<< n = $n, b = $b, ", ( int( ($n / $b) * 1000 + 0.5 ) / 10 ), "% >>>\n"; } __END__