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Bugfix (harmless for now) in calculation of extents; using constants now for code readability

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This commit is contained in:
Alessandro Ranellucci 2011-09-03 20:08:48 +02:00
parent febd655e22
commit 74b4d8d612
1 changed files with 5 additions and 3 deletions
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8
lib/Slic3r/STL.pm
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@ -7,6 +7,8 @@ use XXX;
use constant X => 0;
use constant Y => 1;
use constant Z => 2;
use constant MIN => 0;
use constant MAX => 1;
sub parse_file {
my $self = shift;
@ -23,15 +25,15 @@ sub parse_file {
my ($normal, @vertices) = @$facet;
foreach my $vertex (@vertices) {
for (X,Y,Z) {
$extents[$_][0] = $vertex->[$_] if $vertex->[$_] < $extents[$_][0];
$extents[$_][1] = $vertex->[$_] if $vertex->[$_] > $extents[$_][0];
$extents[$_][MIN] = $vertex->[$_] if $vertex->[$_] < $extents[$_][MIN];
$extents[$_][MAX] = $vertex->[$_] if $vertex->[$_] > $extents[$_][MAX];
}
}
}
# calculate the displacements needed to
# have lowest value for each axis at coordinate 0
my @shift = map 0 - $extents[$_][0], X,Y,Z;
my @shift = map 0 - $extents[$_][MIN], X,Y,Z;
printf "shift = %d, %d, %d\n", @shift[X,Y,Z];
# process facets