3D-printing/OrcaSlicer
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Generate multiple vertex lists rather than requesting a single huge

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memory block.
This commit is contained in:
bubnikv 2016-09-15 00:06:42 +02:00
parent 2a5095a1ea
commit a53bd3dfe9
1 changed files with 88 additions and 30 deletions
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78
lib/Slic3r/GUI/3DScene.pm
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@ -1249,6 +1249,21 @@ sub load_print_object_toolpaths {
my @layers = sort { $a->print_z <=> $b->print_z } my @layers = sort { $a->print_z <=> $b->print_z }
@{$object->layers}, @{$object->support_layers}; @{$object->layers}, @{$object->support_layers};
# Bounding box of the object and its copies.
my $bb = Slic3r::Geometry::BoundingBoxf3->new;
{
my $obb = $object->bounding_box;
foreach my $copy (@{ $object->_shifted_copies }) {
my $cbb = $obb->clone;
$cbb->translate(@$copy);
$bb->merge_point(Slic3r::Pointf3->new_unscale(@{$cbb->min_point}, 0));
$bb->merge_point(Slic3r::Pointf3->new_unscale(@{$cbb->max_point}, $object->size->z));
}
}
# Maximum size of an allocation block: 32MB / sizeof(float)
my $alloc_size_max = 32 * 1048576 / 4;
foreach my $layer (@layers) { foreach my $layer (@layers) {
my $top_z = $layer->print_z; my $top_z = $layer->print_z;
@ -1256,9 +1271,13 @@ sub load_print_object_toolpaths {
$perim_offsets{$top_z} = [ $perim_offsets{$top_z} = [
$perim_qverts->size, $perim_tverts->size, $perim_qverts->size, $perim_tverts->size,
]; ];
}
if (!exists $infill_offsets{$top_z}) {
$infill_offsets{$top_z} = [ $infill_offsets{$top_z} = [
$infill_qverts->size, $infill_tverts->size, $infill_qverts->size, $infill_tverts->size,
]; ];
}
if (!exists $support_offsets{$top_z}) {
$support_offsets{$top_z} = [ $support_offsets{$top_z} = [
$support_qverts->size, $support_tverts->size, $support_qverts->size, $support_tverts->size,
]; ];
@ -1285,17 +1304,9 @@ sub load_print_object_toolpaths {
$support_qverts, $support_tverts); $support_qverts, $support_tverts);
} }
} }
}
my $obb = $object->bounding_box;
my $bb = Slic3r::Geometry::BoundingBoxf3->new;
foreach my $copy (@{ $object->_shifted_copies }) {
my $cbb = $obb->clone;
$cbb->translate(@$copy);
$bb->merge_point(Slic3r::Pointf3->new_unscale(@{$cbb->min_point}, 0));
$bb->merge_point(Slic3r::Pointf3->new_unscale(@{$cbb->max_point}, $object->size->z));
}
if ($perim_qverts->size() > $alloc_size_max || $perim_tverts->size() > $alloc_size_max) {
# Store the vertex arrays and restart their containers.
push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new( push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new(
bounding_box => $bb, bounding_box => $bb,
color => COLORS->[0], color => COLORS->[0],
@ -1303,7 +1314,13 @@ sub load_print_object_toolpaths {
tverts => $perim_tverts, tverts => $perim_tverts,
offsets => { %perim_offsets }, offsets => { %perim_offsets },
); );
$perim_qverts = Slic3r::GUI::_3DScene::GLVertexArray->new;
$perim_tverts = Slic3r::GUI::_3DScene::GLVertexArray->new;
%perim_offsets = ();
}
if ($infill_qverts->size() > $alloc_size_max || $infill_tverts->size() > $alloc_size_max) {
# Store the vertex arrays and restart their containers.
push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new( push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new(
bounding_box => $bb, bounding_box => $bb,
color => COLORS->[1], color => COLORS->[1],
@ -1311,7 +1328,13 @@ sub load_print_object_toolpaths {
tverts => $infill_tverts, tverts => $infill_tverts,
offsets => { %infill_offsets }, offsets => { %infill_offsets },
); );
$infill_qverts = Slic3r::GUI::_3DScene::GLVertexArray->new;
$infill_tverts = Slic3r::GUI::_3DScene::GLVertexArray->new;
%infill_offsets = ();
}
if ($support_qverts->size() > $alloc_size_max || $support_tverts->size() > $alloc_size_max) {
# Store the vertex arrays and restart their containers.
push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new( push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new(
bounding_box => $bb, bounding_box => $bb,
color => COLORS->[2], color => COLORS->[2],
@ -1319,6 +1342,41 @@ sub load_print_object_toolpaths {
tverts => $support_tverts, tverts => $support_tverts,
offsets => { %support_offsets }, offsets => { %support_offsets },
); );
$support_qverts = Slic3r::GUI::_3DScene::GLVertexArray->new;
$support_tverts = Slic3r::GUI::_3DScene::GLVertexArray->new;
%support_offsets = ();
}
}
if ($perim_qverts->size() > 0 || $perim_tverts->size() > 0) {
push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new(
bounding_box => $bb,
color => COLORS->[0],
qverts => $perim_qverts,
tverts => $perim_tverts,
offsets => { %perim_offsets },
);
}
if ($infill_qverts->size() > 0 || $infill_tverts->size() > 0) {
push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new(
bounding_box => $bb,
color => COLORS->[1],
qverts => $infill_qverts,
tverts => $infill_tverts,
offsets => { %infill_offsets },
);
}
if ($support_qverts->size() > 0 || $support_tverts->size() > 0) {
push @{$self->volumes}, Slic3r::GUI::3DScene::Volume->new(
bounding_box => $bb,
color => COLORS->[2],
qverts => $support_qverts,
tverts => $support_tverts,
offsets => { %support_offsets },
);
}
} }
sub set_toolpaths_range { sub set_toolpaths_range {