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Model extrusion threads as rectangles with semicircles at the end. Remove overlap_ratio setting. #109 #112

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Alessandro Ranellucci 2011-12-13 17:34:31 +01:00
parent 869cb48c1a
commit 56691c1dea
16 changed files with 43 additions and 57 deletions
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14
lib/Slic3r/Extruder.pm
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@ -7,7 +7,6 @@ has 'layer' => (is => 'rw');
has 'shift_x' => (is => 'ro', default => sub {0} );
has 'shift_y' => (is => 'ro', default => sub {0} );
has 'z' => (is => 'rw', default => sub {0} );
has 'flow_ratio' => (is => 'rw', default => sub {1});
has 'print_feed_rate' => (is => 'rw');
has 'extrusion_distance' => (is => 'rw', default => sub {0} );
@ -77,7 +76,7 @@ sub extrude_loop {
my $extrusion_path = $loop->split_at($start_at);
# clip the path to avoid the extruder to get exactly on the first point of the loop
$extrusion_path->clip_end(scale $Slic3r::flow_spacing);
$extrusion_path->clip_end(scale $Slic3r::flow_width);
# extrude along the path
return $self->extrude($extrusion_path, $description);
@ -119,13 +118,14 @@ sub extrude {
$gcode .= $self->unretract if $self->retracted;
# calculate extrusion length per distance unit
my $w = $path->flow_width || $Slic3r::flow_width;
my $h = $path->depth_layers * $Slic3r::layer_height;
$h = $w if $path->role eq 'bridge';
my $e = $Slic3r::resolution
* (($Slic3r::nozzle_diameter**2) / ($Slic3r::filament_diameter ** 2))
* $Slic3r::flow_speed_ratio
* $self->flow_ratio
* ($path->flow_ratio || 1)
* ($w * $h + ($Slic3r::layer_height**2) / 4 * (PI - 4) + $Slic3r::overlap_factor * (($Slic3r::layer_height**2) - ($Slic3r::layer_height**2) / 4 * PI))
* $Slic3r::extrusion_multiplier
* $path->depth_layers;
* (4 / (($Slic3r::filament_diameter ** 2) * PI));
# extrude arc or line
$self->print_feed_rate(