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Refactored parallelization code. #154

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This commit is contained in:
Alessandro Ranellucci 2012-04-09 13:53:13 +02:00
parent 68b48fa807
commit 64e669d893
2 changed files with 26 additions and 28 deletions
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25
lib/Slic3r/Print.pm
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@ -568,25 +568,24 @@ sub generate_support_material {
return @paths;
};
my %layer_paths = ();
if ($Config{useithreads} && $Slic3r::threads > 1 && eval "use threads; use Thread::Queue; 1") {
my $q = Thread::Queue->new;
$q->enqueue(keys %layers, (map undef, 1..$Slic3r::threads));
my $thread_cb = sub {
Slic3r::parallelize(
items => [ keys %layers ],
thread_cb => sub {
my $q = shift;
my $paths = {};
while (defined (my $layer_id = $q->dequeue)) {
$paths->{$layer_id} = [ $clip_pattern->($layers{$layer_id}) ];
}
return $paths;
};
foreach my $th (map threads->create($thread_cb), 1..$Slic3r::threads) {
my $paths = $th->join;
},
collect_cb => sub {
my $paths = shift;
$layer_paths{$_} = $paths->{$_} for keys %$paths;
}
} else {
$layer_paths{$_} = [ $clip_pattern->($layers{$_}) ] for keys %layers;
}
},
no_threads_cb => sub {
$layer_paths{$_} = [ $clip_pattern->($layers{$_}) ] for keys %layers;
},
);
foreach my $layer_id (keys %layer_paths) {
my $layer = $self->layers->[$layer_id];