PrusaSlicer-NonPlainar/lib/Slic3r/GUI/Plater.pm

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# The "Plater" tab. It contains the "3D", "2D", "Preview" and "Layers" subtabs.
package Slic3r::GUI::Plater;
use strict;
use warnings;
use utf8;
use File::Basename qw(basename dirname);
use List::Util qw(sum first max);
use Slic3r::Geometry qw(X Y Z MIN MAX scale unscale deg2rad);
use threads::shared qw(shared_clone);
use Wx qw(:button :cursor :dialog :filedialog :keycode :icon :font :id :listctrl :misc
:panel :sizer :toolbar :window wxTheApp :notebook :combobox);
use Wx::Event qw(EVT_BUTTON EVT_COMMAND EVT_KEY_DOWN EVT_LIST_ITEM_ACTIVATED
EVT_LIST_ITEM_DESELECTED EVT_LIST_ITEM_SELECTED EVT_MOUSE_EVENTS EVT_PAINT EVT_TOOL
EVT_CHOICE EVT_COMBOBOX EVT_TIMER EVT_NOTEBOOK_PAGE_CHANGED);
use base 'Wx::Panel';
use constant TB_ADD => &Wx::NewId;
use constant TB_REMOVE => &Wx::NewId;
use constant TB_RESET => &Wx::NewId;
use constant TB_ARRANGE => &Wx::NewId;
use constant TB_EXPORT_GCODE => &Wx::NewId;
use constant TB_EXPORT_STL => &Wx::NewId;
use constant TB_MORE => &Wx::NewId;
use constant TB_FEWER => &Wx::NewId;
use constant TB_45CW => &Wx::NewId;
use constant TB_45CCW => &Wx::NewId;
use constant TB_SCALE => &Wx::NewId;
use constant TB_SPLIT => &Wx::NewId;
use constant TB_CUT => &Wx::NewId;
use constant TB_SETTINGS => &Wx::NewId;
# package variables to avoid passing lexicals to threads
our $THUMBNAIL_DONE_EVENT : shared = Wx::NewEventType;
our $PROGRESS_BAR_EVENT : shared = Wx::NewEventType;
our $ERROR_EVENT : shared = Wx::NewEventType;
# Emitted from the worker thread when the G-code export is finished.
our $EXPORT_COMPLETED_EVENT : shared = Wx::NewEventType;
our $PROCESS_COMPLETED_EVENT : shared = Wx::NewEventType;
use constant FILAMENT_CHOOSERS_SPACING => 0;
use constant PROCESS_DELAY => 0.5 * 1000; # milliseconds
my $PreventListEvents = 0;
sub new {
my $class = shift;
my ($parent) = @_;
my $self = $class->SUPER::new($parent, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL);
$self->{config} = Slic3r::Config->new_from_defaults(qw(
bed_shape complete_objects extruder_clearance_radius skirts skirt_distance brim_width
serial_port serial_speed octoprint_host octoprint_apikey
));
$self->{model} = Slic3r::Model->new;
$self->{print} = Slic3r::Print->new;
# List of Perl objects Slic3r::GUI::Plater::Object, representing a 2D preview of the platter.
$self->{objects} = [];
$self->{print}->set_status_cb(sub {
my ($percent, $message) = @_;
if ($Slic3r::have_threads) {
Wx::PostEvent($self, Wx::PlThreadEvent->new(-1, $PROGRESS_BAR_EVENT, shared_clone([$percent, $message])));
} else {
$self->on_progress_event($percent, $message);
}
});
# Initialize preview notebook
$self->{preview_notebook} = Wx::Notebook->new($self, -1, wxDefaultPosition, [335,335], wxNB_BOTTOM);
# Initialize handlers for canvases
my $on_select_object = sub {
my ($obj_idx) = @_;
$self->select_object($obj_idx);
};
my $on_double_click = sub {
$self->object_settings_dialog if $self->selected_object;
};
my $on_right_click = sub {
my ($canvas, $click_pos) = @_;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
my $menu = $self->object_menu;
$canvas->PopupMenu($menu, $click_pos);
$menu->Destroy;
};
my $on_instances_moved = sub {
$self->update;
};
# Initialize 3D plater
if ($Slic3r::GUI::have_OpenGL) {
$self->{canvas3D} = Slic3r::GUI::Plater::3D->new($self->{preview_notebook}, $self->{objects}, $self->{model}, $self->{config});
$self->{preview_notebook}->AddPage($self->{canvas3D}, '3D');
$self->{canvas3D}->set_on_select_object($on_select_object);
$self->{canvas3D}->set_on_double_click($on_double_click);
$self->{canvas3D}->set_on_right_click(sub { $on_right_click->($self->{canvas3D}, @_); });
$self->{canvas3D}->set_on_instances_moved($on_instances_moved);
$self->{canvas3D}->on_viewport_changed(sub {
$self->{preview3D}->canvas->set_viewport_from_scene($self->{canvas3D});
});
}
# Initialize 2D preview canvas
$self->{canvas} = Slic3r::GUI::Plater::2D->new($self->{preview_notebook}, wxDefaultSize, $self->{objects}, $self->{model}, $self->{config});
$self->{preview_notebook}->AddPage($self->{canvas}, '2D');
$self->{canvas}->on_select_object($on_select_object);
$self->{canvas}->on_double_click($on_double_click);
$self->{canvas}->on_right_click(sub { $on_right_click->($self->{canvas}, @_); });
$self->{canvas}->on_instances_moved($on_instances_moved);
# Initialize 3D toolpaths preview
if ($Slic3r::GUI::have_OpenGL) {
$self->{preview3D} = Slic3r::GUI::Plater::3DPreview->new($self->{preview_notebook}, $self->{print});
$self->{preview3D}->canvas->on_viewport_changed(sub {
$self->{canvas3D}->set_viewport_from_scene($self->{preview3D}->canvas);
});
$self->{preview_notebook}->AddPage($self->{preview3D}, 'Preview');
$self->{preview3D_page_idx} = $self->{preview_notebook}->GetPageCount-1;
}
# Initialize toolpaths preview
if ($Slic3r::GUI::have_OpenGL) {
$self->{toolpaths2D} = Slic3r::GUI::Plater::2DToolpaths->new($self->{preview_notebook}, $self->{print});
$self->{preview_notebook}->AddPage($self->{toolpaths2D}, 'Layers');
}
EVT_NOTEBOOK_PAGE_CHANGED($self, $self->{preview_notebook}, sub {
if ($self->{preview_notebook}->GetSelection == $self->{preview3D_page_idx}) {
$self->{preview3D}->load_print;
}
});
# toolbar for object manipulation
if (!&Wx::wxMSW) {
Wx::ToolTip::Enable(1);
$self->{htoolbar} = Wx::ToolBar->new($self, -1, wxDefaultPosition, wxDefaultSize, wxTB_HORIZONTAL | wxTB_TEXT | wxBORDER_SIMPLE | wxTAB_TRAVERSAL);
$self->{htoolbar}->AddTool(TB_ADD, "Add…", Wx::Bitmap->new($Slic3r::var->("brick_add.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_REMOVE, "Delete", Wx::Bitmap->new($Slic3r::var->("brick_delete.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_RESET, "Delete All", Wx::Bitmap->new($Slic3r::var->("cross.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_ARRANGE, "Arrange", Wx::Bitmap->new($Slic3r::var->("bricks.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddSeparator;
$self->{htoolbar}->AddTool(TB_MORE, "More", Wx::Bitmap->new($Slic3r::var->("add.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_FEWER, "Fewer", Wx::Bitmap->new($Slic3r::var->("delete.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddSeparator;
$self->{htoolbar}->AddTool(TB_45CCW, "45° ccw", Wx::Bitmap->new($Slic3r::var->("arrow_rotate_anticlockwise.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_45CW, "45° cw", Wx::Bitmap->new($Slic3r::var->("arrow_rotate_clockwise.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_SCALE, "Scale…", Wx::Bitmap->new($Slic3r::var->("arrow_out.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_SPLIT, "Split", Wx::Bitmap->new($Slic3r::var->("shape_ungroup.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddTool(TB_CUT, "Cut…", Wx::Bitmap->new($Slic3r::var->("package.png"), wxBITMAP_TYPE_PNG), '');
$self->{htoolbar}->AddSeparator;
$self->{htoolbar}->AddTool(TB_SETTINGS, "Settings…", Wx::Bitmap->new($Slic3r::var->("cog.png"), wxBITMAP_TYPE_PNG), '');
} else {
my %tbar_buttons = (
add => "Add…",
remove => "Delete",
reset => "Delete All",
arrange => "Arrange",
increase => "",
decrease => "",
rotate45ccw => "",
rotate45cw => "",
changescale => "Scale…",
split => "Split",
cut => "Cut…",
settings => "Settings…",
);
$self->{btoolbar} = Wx::BoxSizer->new(wxHORIZONTAL);
for (qw(add remove reset arrange increase decrease rotate45ccw rotate45cw changescale split cut settings)) {
$self->{"btn_$_"} = Wx::Button->new($self, -1, $tbar_buttons{$_}, wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT);
$self->{btoolbar}->Add($self->{"btn_$_"});
}
}
$self->{list} = Wx::ListView->new($self, -1, wxDefaultPosition, wxDefaultSize,
wxLC_SINGLE_SEL | wxLC_REPORT | wxBORDER_SUNKEN | wxTAB_TRAVERSAL | wxWANTS_CHARS );
$self->{list}->InsertColumn(0, "Name", wxLIST_FORMAT_LEFT, 145);
$self->{list}->InsertColumn(1, "Copies", wxLIST_FORMAT_CENTER, 45);
$self->{list}->InsertColumn(2, "Scale", wxLIST_FORMAT_CENTER, wxLIST_AUTOSIZE_USEHEADER);
EVT_LIST_ITEM_SELECTED($self, $self->{list}, \&list_item_selected);
EVT_LIST_ITEM_DESELECTED($self, $self->{list}, \&list_item_deselected);
EVT_LIST_ITEM_ACTIVATED($self, $self->{list}, \&list_item_activated);
EVT_KEY_DOWN($self->{list}, sub {
my ($list, $event) = @_;
if ($event->GetKeyCode == WXK_TAB) {
$list->Navigate($event->ShiftDown ? &Wx::wxNavigateBackward : &Wx::wxNavigateForward);
} else {
$event->Skip;
}
});
# right pane buttons
$self->{btn_export_gcode} = Wx::Button->new($self, -1, "Export G-code…", wxDefaultPosition, [-1, 30], wxBU_LEFT);
$self->{btn_reslice} = Wx::Button->new($self, -1, "Slice now", wxDefaultPosition, [-1, 30], wxBU_LEFT);
$self->{btn_print} = Wx::Button->new($self, -1, "Print…", wxDefaultPosition, [-1, 30], wxBU_LEFT);
$self->{btn_send_gcode} = Wx::Button->new($self, -1, "Send to printer", wxDefaultPosition, [-1, 30], wxBU_LEFT);
$self->{btn_export_stl} = Wx::Button->new($self, -1, "Export STL…", wxDefaultPosition, [-1, 30], wxBU_LEFT);
#$self->{btn_export_gcode}->SetFont($Slic3r::GUI::small_font);
#$self->{btn_export_stl}->SetFont($Slic3r::GUI::small_font);
$self->{btn_print}->Hide;
$self->{btn_send_gcode}->Hide;
if ($Slic3r::GUI::have_button_icons) {
my %icons = qw(
add brick_add.png
remove brick_delete.png
reset cross.png
arrange bricks.png
export_gcode cog_go.png
print arrow_up.png
send_gcode arrow_up.png
reslice reslice.png
export_stl brick_go.png
increase add.png
decrease delete.png
rotate45cw arrow_rotate_clockwise.png
rotate45ccw arrow_rotate_anticlockwise.png
changescale arrow_out.png
split shape_ungroup.png
cut package.png
settings cog.png
);
for (grep $self->{"btn_$_"}, keys %icons) {
$self->{"btn_$_"}->SetBitmap(Wx::Bitmap->new($Slic3r::var->($icons{$_}), wxBITMAP_TYPE_PNG));
}
}
$self->selection_changed(0);
$self->object_list_changed;
EVT_BUTTON($self, $self->{btn_export_gcode}, sub {
$self->export_gcode;
});
EVT_BUTTON($self, $self->{btn_print}, sub {
$self->{print_file} = $self->export_gcode(Wx::StandardPaths::Get->GetTempDir());
});
EVT_BUTTON($self, $self->{btn_send_gcode}, sub {
$self->{send_gcode_file} = $self->export_gcode(Wx::StandardPaths::Get->GetTempDir());
});
EVT_BUTTON($self, $self->{btn_reslice}, \&reslice);
EVT_BUTTON($self, $self->{btn_export_stl}, \&export_stl);
if ($self->{htoolbar}) {
EVT_TOOL($self, TB_ADD, sub { $self->add; });
EVT_TOOL($self, TB_REMOVE, sub { $self->remove() }); # explicitly pass no argument to remove
EVT_TOOL($self, TB_RESET, sub { $self->reset; });
EVT_TOOL($self, TB_ARRANGE, sub { $self->arrange; });
EVT_TOOL($self, TB_MORE, sub { $self->increase; });
EVT_TOOL($self, TB_FEWER, sub { $self->decrease; });
EVT_TOOL($self, TB_45CW, sub { $_[0]->rotate(-45) });
EVT_TOOL($self, TB_45CCW, sub { $_[0]->rotate(45) });
EVT_TOOL($self, TB_SCALE, sub { $self->changescale(undef); });
EVT_TOOL($self, TB_SPLIT, sub { $self->split_object; });
EVT_TOOL($self, TB_CUT, sub { $_[0]->object_cut_dialog });
EVT_TOOL($self, TB_SETTINGS, sub { $_[0]->object_settings_dialog });
} else {
EVT_BUTTON($self, $self->{btn_add}, sub { $self->add; });
EVT_BUTTON($self, $self->{btn_remove}, sub { $self->remove() }); # explicitly pass no argument to remove
EVT_BUTTON($self, $self->{btn_reset}, sub { $self->reset; });
EVT_BUTTON($self, $self->{btn_arrange}, sub { $self->arrange; });
EVT_BUTTON($self, $self->{btn_increase}, sub { $self->increase; });
EVT_BUTTON($self, $self->{btn_decrease}, sub { $self->decrease; });
EVT_BUTTON($self, $self->{btn_rotate45cw}, sub { $_[0]->rotate(-45) });
EVT_BUTTON($self, $self->{btn_rotate45ccw}, sub { $_[0]->rotate(45) });
EVT_BUTTON($self, $self->{btn_changescale}, sub { $self->changescale(undef); });
EVT_BUTTON($self, $self->{btn_split}, sub { $self->split_object; });
EVT_BUTTON($self, $self->{btn_cut}, sub { $_[0]->object_cut_dialog });
EVT_BUTTON($self, $self->{btn_settings}, sub { $_[0]->object_settings_dialog });
}
$_->SetDropTarget(Slic3r::GUI::Plater::DropTarget->new($self))
for grep defined($_),
$self, $self->{canvas}, $self->{canvas3D}, $self->{preview3D}, $self->{list};
EVT_COMMAND($self, -1, $THUMBNAIL_DONE_EVENT, sub {
my ($self, $event) = @_;
my ($obj_idx) = @{$event->GetData};
return if !$self->{objects}[$obj_idx]; # object was deleted before thumbnail generation completed
$self->on_thumbnail_made($obj_idx);
});
EVT_COMMAND($self, -1, $PROGRESS_BAR_EVENT, sub {
my ($self, $event) = @_;
my ($percent, $message) = @{$event->GetData};
$self->on_progress_event($percent, $message);
});
EVT_COMMAND($self, -1, $ERROR_EVENT, sub {
my ($self, $event) = @_;
Slic3r::GUI::show_error($self, @{$event->GetData});
});
EVT_COMMAND($self, -1, $EXPORT_COMPLETED_EVENT, sub {
my ($self, $event) = @_;
$self->on_export_completed($event->GetData);
});
EVT_COMMAND($self, -1, $PROCESS_COMPLETED_EVENT, sub {
my ($self, $event) = @_;
$self->on_process_completed($event->GetData);
});
if ($Slic3r::have_threads) {
my $timer_id = Wx::NewId();
$self->{apply_config_timer} = Wx::Timer->new($self, $timer_id);
EVT_TIMER($self, $timer_id, sub {
my ($self, $event) = @_;
$self->async_apply_config;
});
}
$self->{canvas}->update_bed_size;
if ($self->{canvas3D}) {
$self->{canvas3D}->update_bed_size;
$self->{canvas3D}->zoom_to_bed;
}
if ($self->{preview3D}) {
$self->{preview3D}->set_bed_shape($self->{config}->bed_shape);
}
$self->update;
{
my $presets;
if ($self->GetFrame->{mode} eq 'expert') {
$presets = $self->{presets_sizer} = Wx::FlexGridSizer->new(3, 2, 1, 2);
$presets->AddGrowableCol(1, 1);
$presets->SetFlexibleDirection(wxHORIZONTAL);
my %group_labels = (
print => 'Print settings',
filament => 'Filament',
printer => 'Printer',
);
# UI Combo boxes for a print, multiple filaments, and a printer.
# Initially a single filament combo box is created, but the number of combo boxes for the filament selection may increase,
# once a printer preset with multiple extruders is activated.
# $self->{preset_choosers}{$group}[$idx]
$self->{preset_choosers} = {};
# Boolean indicating whether the '- default -' preset is shown by the combo box.
$self->{preset_choosers_default_suppressed} = {};
for my $group (qw(print filament printer)) {
my $text = Wx::StaticText->new($self, -1, "$group_labels{$group}:", wxDefaultPosition, wxDefaultSize, wxALIGN_RIGHT);
$text->SetFont($Slic3r::GUI::small_font);
my $choice = Wx::BitmapComboBox->new($self, -1, "", wxDefaultPosition, wxDefaultSize, [], wxCB_READONLY);
$self->{preset_choosers}{$group} = [$choice];
$self->{preset_choosers_default_suppressed}{$group} = 0;
# setup the listener
EVT_COMBOBOX($choice, $choice, sub {
my ($choice) = @_;
wxTheApp->CallAfter(sub {
$self->_on_select_preset($group, $choice);
});
});
$presets->Add($text, 0, wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL | wxRIGHT, 4);
$presets->Add($choice, 1, wxALIGN_CENTER_VERTICAL | wxEXPAND | wxBOTTOM, 0);
}
}
my $object_info_sizer;
{
my $box = Wx::StaticBox->new($self, -1, "Info");
$object_info_sizer = Wx::StaticBoxSizer->new($box, wxVERTICAL);
$object_info_sizer->SetMinSize([350,-1]);
my $grid_sizer = Wx::FlexGridSizer->new(3, 4, 5, 5);
$grid_sizer->SetFlexibleDirection(wxHORIZONTAL);
$grid_sizer->AddGrowableCol(1, 1);
$grid_sizer->AddGrowableCol(3, 1);
$object_info_sizer->Add($grid_sizer, 0, wxEXPAND);
my @info = (
size => "Size",
volume => "Volume",
facets => "Facets",
materials => "Materials",
manifold => "Manifold",
);
while (my $field = shift @info) {
my $label = shift @info;
my $text = Wx::StaticText->new($self, -1, "$label:", wxDefaultPosition, wxDefaultSize, wxALIGN_LEFT);
$text->SetFont($Slic3r::GUI::small_font);
$grid_sizer->Add($text, 0);
$self->{"object_info_$field"} = Wx::StaticText->new($self, -1, "", wxDefaultPosition, wxDefaultSize, wxALIGN_LEFT);
$self->{"object_info_$field"}->SetFont($Slic3r::GUI::small_font);
if ($field eq 'manifold') {
$self->{object_info_manifold_warning_icon} = Wx::StaticBitmap->new($self, -1, Wx::Bitmap->new($Slic3r::var->("error.png"), wxBITMAP_TYPE_PNG));
$self->{object_info_manifold_warning_icon}->Hide;
my $h_sizer = Wx::BoxSizer->new(wxHORIZONTAL);
$h_sizer->Add($self->{object_info_manifold_warning_icon}, 0);
$h_sizer->Add($self->{"object_info_$field"}, 0);
$grid_sizer->Add($h_sizer, 0, wxEXPAND);
} else {
$grid_sizer->Add($self->{"object_info_$field"}, 0);
}
}
}
my $buttons_sizer = Wx::BoxSizer->new(wxHORIZONTAL);
$self->{buttons_sizer} = $buttons_sizer;
$buttons_sizer->AddStretchSpacer(1);
$buttons_sizer->Add($self->{btn_export_stl}, 0, wxALIGN_RIGHT, 0);
$buttons_sizer->Add($self->{btn_reslice}, 0, wxALIGN_RIGHT, 0);
$buttons_sizer->Add($self->{btn_print}, 0, wxALIGN_RIGHT, 0);
$buttons_sizer->Add($self->{btn_send_gcode}, 0, wxALIGN_RIGHT, 0);
$buttons_sizer->Add($self->{btn_export_gcode}, 0, wxALIGN_RIGHT, 0);
my $right_sizer = Wx::BoxSizer->new(wxVERTICAL);
$right_sizer->Add($presets, 0, wxEXPAND | wxTOP, 10) if defined $presets;
$right_sizer->Add($buttons_sizer, 0, wxEXPAND | wxBOTTOM, 5);
$right_sizer->Add($self->{list}, 1, wxEXPAND, 5);
$right_sizer->Add($object_info_sizer, 0, wxEXPAND, 0);
my $hsizer = Wx::BoxSizer->new(wxHORIZONTAL);
$hsizer->Add($self->{preview_notebook}, 1, wxEXPAND | wxTOP, 1);
$hsizer->Add($right_sizer, 0, wxEXPAND | wxLEFT | wxRIGHT, 3);
my $sizer = Wx::BoxSizer->new(wxVERTICAL);
$sizer->Add($self->{htoolbar}, 0, wxEXPAND, 0) if $self->{htoolbar};
$sizer->Add($self->{btoolbar}, 0, wxEXPAND, 0) if $self->{btoolbar};
$sizer->Add($hsizer, 1, wxEXPAND, 0);
$sizer->SetSizeHints($self);
$self->SetSizer($sizer);
}
$self->update_ui_from_settings();
return $self;
}
# sets the callback
sub on_select_preset {
my ($self, $cb) = @_;
$self->{on_select_preset} = $cb;
}
sub _on_select_preset {
my $self = shift;
my ($group, $choice) = @_;
# If user changed a filament preset and the selected machine is equipped with multiple extruders,
# there are multiple filament selection combo boxes shown at the platter. In that case
# don't propagate the filament selection changes to the tab.
my $default_suppressed = $self->{preset_choosers_default_suppressed}{$group};
if ($group eq 'filament' && @{$self->{preset_choosers}{filament}} > 1) {
# Indices of the filaments selected.
my @filament_presets = $self->filament_presets;
$Slic3r::GUI::Settings->{presets}{filament} = $choice->GetString($filament_presets[0] - $default_suppressed) . ".ini";
$Slic3r::GUI::Settings->{presets}{"filament_${_}"} = $choice->GetString($filament_presets[$_] - $default_suppressed)
for 1 .. $#filament_presets;
wxTheApp->save_settings;
return;
}
# call GetSelection() in scalar context as it's context-aware
$self->{on_select_preset}->($group, scalar($choice->GetSelection) + $default_suppressed)
if $self->{on_select_preset};
# get new config and generate on_config_change() event for updating plater and other things
$self->on_config_change($self->GetFrame->config);
}
sub GetFrame {
my ($self) = @_;
return &Wx::GetTopLevelParent($self);
}
# Called after the Preferences dialog is closed and the program settings are saved.
# Update the UI based on the current preferences.
sub update_ui_from_settings
{
my ($self) = @_;
if (defined($self->{btn_reslice}) && $self->{buttons_sizer}->IsShown($self->{btn_reslice}) != (! $Slic3r::GUI::Settings->{_}{background_processing})) {
$self->{buttons_sizer}->Show($self->{btn_reslice}, ! $Slic3r::GUI::Settings->{_}{background_processing});
$self->{buttons_sizer}->Layout;
}
}
# Update presets (Print settings, Filament, Printer) from their respective tabs.
# Called by
# Slic3r::GUI::Tab::Print::_on_presets_changed
# Slic3r::GUI::Tab::Filament::_on_presets_changed
# Slic3r::GUI::Tab::Printer::_on_presets_changed
# when the presets are loaded or the user selects another preset.
# For Print settings and Printer, synchronize the selection index with their tabs.
# For Filament, synchronize the selection index for a single extruder printer only, otherwise keep the selection.
sub update_presets {
my $self = shift;
# $presets: one of qw(print filament printer)
# $selected: index of the selected preset in the array. This may not correspond
# with the index of selection in the UI element, where not all items are displayed.
my ($group, $presets, $default_suppressed, $selected, $is_dirty) = @_;
my @choosers = @{ $self->{preset_choosers}{$group} };
foreach my $choice (@choosers) {
if ($group eq 'filament' && @choosers > 1) {
# if we have more than one filament chooser, keep our selection
# instead of importing the one from the tab
$selected = $choice->GetSelection + $self->{preset_choosers_default_suppressed}{$group};
$is_dirty = 0;
}
$choice->Clear;
foreach my $preset (@$presets) {
next if ($preset->default && $default_suppressed);
my $bitmap;
if ($group eq 'filament') {
my $config = $preset->config(['filament_colour']);
my $rgb_hex = $config->filament_colour->[0];
if ($preset->default) {
$bitmap = Wx::Bitmap->new($Slic3r::var->("spool.png"), wxBITMAP_TYPE_PNG);
} else {
$rgb_hex =~ s/^#//;
my @rgb = unpack 'C*', pack 'H*', $rgb_hex;
my $image = Wx::Image->new(16,16);
$image->SetRGB(Wx::Rect->new(0,0,16,16), @rgb);
$bitmap = Wx::Bitmap->new($image);
}
} elsif ($group eq 'print') {
$bitmap = Wx::Bitmap->new($Slic3r::var->("cog.png"), wxBITMAP_TYPE_PNG);
} elsif ($group eq 'printer') {
$bitmap = Wx::Bitmap->new($Slic3r::var->("printer_empty.png"), wxBITMAP_TYPE_PNG);
}
$choice->AppendString($preset->name, $bitmap);
}
if ($selected <= $#$presets) {
my $idx = $selected - $default_suppressed;
if ($idx >= 0) {
if ($is_dirty) {
$choice->SetString($idx, $choice->GetString($idx) . " (modified)");
}
# call SetSelection() only after SetString() otherwise the new string
# won't be picked up as the visible string
$choice->SetSelection($idx);
}
}
}
$self->{preset_choosers_default_suppressed}{$group} = $default_suppressed;
}
# Return a vector of indices of filaments selected by the $self->{preset_choosers}{filament} combo boxes.
sub filament_presets {
my $self = shift;
# force scalar context for GetSelection() as it's context-aware
return map scalar($_->GetSelection) + $self->{preset_choosers_default_suppressed}{filament}, @{ $self->{preset_choosers}{filament} };
}
sub add {
my $self = shift;
my @input_files = wxTheApp->open_model($self);
$self->load_file($_) for @input_files;
}
sub load_file {
my $self = shift;
my ($input_file) = @_;
$Slic3r::GUI::Settings->{recent}{skein_directory} = dirname($input_file);
wxTheApp->save_settings;
my $process_dialog = Wx::ProgressDialog->new('Loading…', "Processing input file…", 100, $self, 0);
$process_dialog->Pulse;
local $SIG{__WARN__} = Slic3r::GUI::warning_catcher($self);
my $model = eval { Slic3r::Model->read_from_file($input_file) };
Slic3r::GUI::show_error($self, $@) if $@;
if (defined $model) {
if ($model->looks_like_multipart_object) {
my $dialog = Wx::MessageDialog->new($self,
"This file contains several objects positioned at multiple heights. "
. "Instead of considering them as multiple objects, should I consider\n"
. "this file as a single object having multiple parts?\n",
'Multi-part object detected', wxICON_WARNING | wxYES | wxNO);
if ($dialog->ShowModal() == wxID_YES) {
$model->convert_multipart_object;
}
}
$self->load_model_objects(@{$model->objects});
$self->statusbar->SetStatusText("Loaded " . basename($input_file));
}
$process_dialog->Destroy;
}
sub load_model_objects {
my ($self, @model_objects) = @_;
my $bed_centerf = $self->bed_centerf;
my $bed_shape = Slic3r::Polygon->new_scale(@{$self->{config}->bed_shape});
my $bed_size = $bed_shape->bounding_box->size;
my $need_arrange = 0;
my $scaled_down = 0;
my @obj_idx = ();
foreach my $model_object (@model_objects) {
my $o = $self->{model}->add_object($model_object);
push @{ $self->{objects} }, Slic3r::GUI::Plater::Object->new(
name => basename($model_object->input_file),
);
push @obj_idx, $#{ $self->{objects} };
if ($model_object->instances_count == 0) {
# if object has no defined position(s) we need to rearrange everything after loading
$need_arrange = 1;
# add a default instance and center object around origin
$o->center_around_origin; # also aligns object to Z = 0
$o->add_instance(offset => $bed_centerf);
}
{
# if the object is too large (more than 5 times the bed), scale it down
my $size = $o->bounding_box->size;
my $ratio = max(@$size[X,Y]) / unscale(max(@$bed_size[X,Y]));
if ($ratio > 5) {
$_->set_scaling_factor(1/$ratio) for @{$o->instances};
$scaled_down = 1;
}
}
$self->{print}->auto_assign_extruders($o);
$self->{print}->add_model_object($o);
}
# if user turned autocentering off, automatic arranging would disappoint them
if (!$Slic3r::GUI::Settings->{_}{autocenter}) {
$need_arrange = 0;
}
if ($scaled_down) {
Slic3r::GUI::show_info(
$self,
'Your object appears to be too large, so it was automatically scaled down to fit your print bed.',
'Object too large?',
);
}
foreach my $obj_idx (@obj_idx) {
my $object = $self->{objects}[$obj_idx];
my $model_object = $self->{model}->objects->[$obj_idx];
$self->{list}->InsertStringItem($obj_idx, $object->name);
$self->{list}->SetItemFont($obj_idx, Wx::Font->new(10, wxDEFAULT, wxNORMAL, wxNORMAL))
if $self->{list}->can('SetItemFont'); # legacy code for wxPerl < 0.9918 not supporting SetItemFont()
$self->{list}->SetItem($obj_idx, 1, $model_object->instances_count);
$self->{list}->SetItem($obj_idx, 2, ($model_object->instances->[0]->scaling_factor * 100) . "%");
$self->make_thumbnail($obj_idx);
}
$self->arrange if $need_arrange;
$self->update;
# zoom to objects
$self->{canvas3D}->zoom_to_volumes
if $self->{canvas3D};
$self->{list}->Update;
$self->{list}->Select($obj_idx[-1], 1);
$self->object_list_changed;
$self->schedule_background_process;
}
sub bed_centerf {
my ($self) = @_;
my $bed_shape = Slic3r::Polygon->new_scale(@{$self->{config}->bed_shape});
my $bed_center = $bed_shape->bounding_box->center;
return Slic3r::Pointf->new(unscale($bed_center->x), unscale($bed_center->y)); #)
}
sub remove {
my $self = shift;
my ($obj_idx) = @_;
$self->stop_background_process;
# Prevent toolpaths preview from rendering while we modify the Print object
$self->{toolpaths2D}->enabled(0) if $self->{toolpaths2D};
$self->{preview3D}->enabled(0) if $self->{preview3D};
# if no object index is supplied, remove the selected one
if (!defined $obj_idx) {
($obj_idx, undef) = $self->selected_object;
}
splice @{$self->{objects}}, $obj_idx, 1;
$self->{model}->delete_object($obj_idx);
$self->{print}->delete_object($obj_idx);
$self->{list}->DeleteItem($obj_idx);
$self->object_list_changed;
$self->select_object(undef);
$self->update;
$self->schedule_background_process;
}
sub reset {
my $self = shift;
$self->stop_background_process;
# Prevent toolpaths preview from rendering while we modify the Print object
$self->{toolpaths2D}->enabled(0) if $self->{toolpaths2D};
$self->{preview3D}->enabled(0) if $self->{preview3D};
@{$self->{objects}} = ();
$self->{model}->clear_objects;
$self->{print}->clear_objects;
$self->{list}->DeleteAllItems;
$self->object_list_changed;
$self->select_object(undef);
$self->update;
}
sub increase {
my ($self, $copies) = @_;
$copies //= 1;
my ($obj_idx, $object) = $self->selected_object;
my $model_object = $self->{model}->objects->[$obj_idx];
my $instance = $model_object->instances->[-1];
for my $i (1..$copies) {
$instance = $model_object->add_instance(
offset => Slic3r::Pointf->new(map 10+$_, @{$instance->offset}),
scaling_factor => $instance->scaling_factor,
rotation => $instance->rotation,
);
$self->{print}->objects->[$obj_idx]->add_copy($instance->offset);
}
$self->{list}->SetItem($obj_idx, 1, $model_object->instances_count);
# only autoarrange if user has autocentering enabled
$self->stop_background_process;
if ($Slic3r::GUI::Settings->{_}{autocenter}) {
$self->arrange;
} else {
$self->update;
}
$self->schedule_background_process;
}
sub decrease {
my ($self, $copies) = @_;
$copies //= 1;
$self->stop_background_process;
my ($obj_idx, $object) = $self->selected_object;
my $model_object = $self->{model}->objects->[$obj_idx];
if ($model_object->instances_count > $copies) {
for my $i (1..$copies) {
$model_object->delete_last_instance;
$self->{print}->objects->[$obj_idx]->delete_last_copy;
}
$self->{list}->SetItem($obj_idx, 1, $model_object->instances_count);
} else {
$self->remove;
}
if ($self->{objects}[$obj_idx]) {
$self->{list}->Select($obj_idx, 0);
$self->{list}->Select($obj_idx, 1);
}
$self->update;
$self->schedule_background_process;
}
sub set_number_of_copies {
my ($self) = @_;
$self->pause_background_process;
# get current number of copies
my ($obj_idx, $object) = $self->selected_object;
my $model_object = $self->{model}->objects->[$obj_idx];
# prompt user
my $copies = Wx::GetNumberFromUser("", "Enter the number of copies of the selected object:", "Copies", $model_object->instances_count, 0, 1000, $self);
my $diff = $copies - $model_object->instances_count;
if ($diff == 0) {
# no variation
$self->resume_background_process;
} elsif ($diff > 0) {
$self->increase($diff);
} elsif ($diff < 0) {
$self->decrease(-$diff);
}
}
sub rotate {
my $self = shift;
my ($angle, $axis) = @_;
# angle is in degrees
$axis //= Z;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
my $model_object = $self->{model}->objects->[$obj_idx];
my $model_instance = $model_object->instances->[0];
# we need thumbnail to be computed before allowing rotation
return if !$object->thumbnail;
if (!defined $angle) {
my $axis_name = $axis == X ? 'X' : $axis == Y ? 'Y' : 'Z';
$angle = Wx::GetNumberFromUser("", "Enter the rotation angle:", "Rotate around $axis_name axis", $model_instance->rotation, -364, 364, $self);
return if !$angle || $angle == -1;
$angle = 0 - $angle; # rotate clockwise (be consistent with button icon)
}
$self->stop_background_process;
if ($axis == Z) {
my $new_angle = $model_instance->rotation + deg2rad($angle);
$_->set_rotation($new_angle) for @{ $model_object->instances };
$object->transform_thumbnail($self->{model}, $obj_idx);
} else {
# rotation around X and Y needs to be performed on mesh
# so we first apply any Z rotation
if ($model_instance->rotation != 0) {
$model_object->rotate($model_instance->rotation, Z);
$_->set_rotation(0) for @{ $model_object->instances };
}
$model_object->rotate(deg2rad($angle), $axis);
# realign object to Z = 0
$model_object->center_around_origin;
$self->make_thumbnail($obj_idx);
}
$model_object->update_bounding_box;
# update print and start background processing
$self->{print}->add_model_object($model_object, $obj_idx);
$self->selection_changed; # refresh info (size etc.)
$self->update;
$self->schedule_background_process;
}
sub mirror {
my ($self, $axis) = @_;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
my $model_object = $self->{model}->objects->[$obj_idx];
my $model_instance = $model_object->instances->[0];
# apply Z rotation before mirroring
if ($model_instance->rotation != 0) {
$model_object->rotate($model_instance->rotation, Z);
$_->set_rotation(0) for @{ $model_object->instances };
}
$model_object->mirror($axis);
$model_object->update_bounding_box;
# realign object to Z = 0
$model_object->center_around_origin;
$self->make_thumbnail($obj_idx);
# update print and start background processing
$self->stop_background_process;
$self->{print}->add_model_object($model_object, $obj_idx);
$self->selection_changed; # refresh info (size etc.)
$self->update;
$self->schedule_background_process;
}
sub changescale {
my ($self, $axis, $tosize) = @_;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
my $model_object = $self->{model}->objects->[$obj_idx];
my $model_instance = $model_object->instances->[0];
# we need thumbnail to be computed before allowing scaling
return if !$object->thumbnail;
my $object_size = $model_object->bounding_box->size;
my $bed_size = Slic3r::Polygon->new_scale(@{$self->{config}->bed_shape})->bounding_box->size;
if (defined $axis) {
my $axis_name = $axis == X ? 'X' : $axis == Y ? 'Y' : 'Z';
my $scale;
if ($tosize) {
my $cursize = $object_size->[$axis];
my $newsize = Wx::GetNumberFromUser("", "Enter the new size for the selected object:", "Scale along $axis_name",
$cursize, 0, $bed_size->[$axis], $self);
return if !$newsize || $newsize < 0;
$scale = $newsize / $cursize * 100;
} else {
$scale = Wx::GetNumberFromUser("", "Enter the scale % for the selected object:", "Scale along $axis_name",
100, 0, 100000, $self);
}
return if !$scale || $scale < 0;
# apply Z rotation before scaling
if ($model_instance->rotation != 0) {
$model_object->rotate($model_instance->rotation, Z);
$_->set_rotation(0) for @{ $model_object->instances };
}
my $versor = [1,1,1];
$versor->[$axis] = $scale/100;
$model_object->scale_xyz(Slic3r::Pointf3->new(@$versor));
# object was already aligned to Z = 0, so no need to realign it
$self->make_thumbnail($obj_idx);
} else {
my $scale;
if ($tosize) {
my $cursize = max(@$object_size);
my $newsize = Wx::GetNumberFromUser("", "Enter the new max size for the selected object:", "Scale",
$cursize, 0, max(@$bed_size), $self);
return if !$newsize || $newsize < 0;
$scale = $newsize / $cursize * 100;
} else {
# max scale factor should be above 2540 to allow importing files exported in inches
$scale = Wx::GetNumberFromUser("", "Enter the scale % for the selected object:", 'Scale',
$model_instance->scaling_factor*100, 0, 100000, $self);
}
return if !$scale || $scale < 0;
$self->{list}->SetItem($obj_idx, 2, "$scale%");
$scale /= 100; # turn percent into factor
my $variation = $scale / $model_instance->scaling_factor;
foreach my $range (@{ $model_object->layer_height_ranges }) {
$range->[0] *= $variation;
$range->[1] *= $variation;
}
$_->set_scaling_factor($scale) for @{ $model_object->instances };
$object->transform_thumbnail($self->{model}, $obj_idx);
}
$model_object->update_bounding_box;
# update print and start background processing
$self->stop_background_process;
$self->{print}->add_model_object($model_object, $obj_idx);
$self->selection_changed(1); # refresh info (size, volume etc.)
$self->update;
$self->schedule_background_process;
}
sub arrange {
my $self = shift;
$self->pause_background_process;
my $bb = Slic3r::Geometry::BoundingBoxf->new_from_points($self->{config}->bed_shape);
eval {
$self->{model}->arrange_objects($self->GetFrame->config->min_object_distance, $bb);
};
# ignore arrange failures on purpose: user has visual feedback and we don't need to warn him
# when parts don't fit in print bed
$self->update(1);
}
sub split_object {
my $self = shift;
my ($obj_idx, $current_object) = $self->selected_object;
# we clone model object because split_object() adds the split volumes
# into the same model object, thus causing duplicates when we call load_model_objects()
my $new_model = $self->{model}->clone; # store this before calling get_object()
my $current_model_object = $new_model->get_object($obj_idx);
if ($current_model_object->volumes_count > 1) {
Slic3r::GUI::warning_catcher($self)->("The selected object can't be split because it contains more than one volume/material.");
return;
}
$self->pause_background_process;
my @model_objects = @{$current_model_object->split_object};
if (@model_objects == 1) {
$self->resume_background_process;
Slic3r::GUI::warning_catcher($self)->("The selected object couldn't be split because it contains only one part.");
$self->resume_background_process;
return;
}
foreach my $object (@model_objects) {
$object->instances->[$_]->offset->translate($_ * 10, $_ * 10)
for 1..$#{ $object->instances };
# we need to center this single object around origin
$object->center_around_origin;
}
# remove the original object before spawning the object_loaded event, otherwise
# we'll pass the wrong $obj_idx to it (which won't be recognized after the
# thumbnail thread returns)
$self->remove($obj_idx);
$current_object = $obj_idx = undef;
# load all model objects at once, otherwise the plate would be rearranged after each one
# causing original positions not to be kept
$self->load_model_objects(@model_objects);
}
sub schedule_background_process {
my ($self) = @_;
if (defined $self->{apply_config_timer}) {
$self->{apply_config_timer}->Start(PROCESS_DELAY, 1); # 1 = one shot
}
}
# Executed asynchronously by a timer every PROCESS_DELAY (0.5 second).
# The timer is started by schedule_background_process(),
sub async_apply_config {
my ($self) = @_;
# reset preview canvases
$self->{toolpaths2D}->reload_print if $self->{toolpaths2D};
$self->{preview3D}->reload_print if $self->{preview3D};
# pause process thread before applying new config
# since we don't want to touch data that is being used by the threads
$self->pause_background_process;
# apply new config
my $invalidated = $self->{print}->apply_config($self->GetFrame->config);
return if !$Slic3r::GUI::Settings->{_}{background_processing};
if ($invalidated) {
# kill current thread if any
$self->stop_background_process;
} else {
$self->resume_background_process;
}
# schedule a new process thread in case it wasn't running
$self->start_background_process;
}
sub start_background_process {
my ($self) = @_;
return if !$Slic3r::have_threads;
return if !@{$self->{objects}};
return if $self->{process_thread};
# It looks like declaring a local $SIG{__WARN__} prevents the ugly
# "Attempt to free unreferenced scalar" warning...
local $SIG{__WARN__} = Slic3r::GUI::warning_catcher($self);
# don't start process thread if config is not valid
eval {
# this will throw errors if config is not valid
$self->GetFrame->config->validate;
$self->{print}->validate;
};
if ($@) {
$self->statusbar->SetStatusText($@);
return;
}
# apply extra variables
{
my $extra = $self->GetFrame->extra_variables;
$self->{print}->placeholder_parser->set($_, $extra->{$_}) for keys %$extra;
}
# start thread
@_ = ();
$self->{process_thread} = Slic3r::spawn_thread(sub {
eval {
$self->{print}->process;
};
if ($@) {
Slic3r::debugf "Background process error: $@\n";
Wx::PostEvent($self, Wx::PlThreadEvent->new(-1, $PROCESS_COMPLETED_EVENT, $@));
} else {
Wx::PostEvent($self, Wx::PlThreadEvent->new(-1, $PROCESS_COMPLETED_EVENT, undef));
}
Slic3r::thread_cleanup();
});
Slic3r::debugf "Background processing started.\n";
}
sub stop_background_process {
my ($self) = @_;
$self->{apply_config_timer}->Stop if defined $self->{apply_config_timer};
$self->statusbar->SetCancelCallback(undef);
$self->statusbar->StopBusy;
$self->statusbar->SetStatusText("");
$self->{toolpaths2D}->reload_print if $self->{toolpaths2D};
$self->{preview3D}->reload_print if $self->{preview3D};
if ($self->{process_thread}) {
Slic3r::debugf "Killing background process.\n";
Slic3r::kill_all_threads();
$self->{process_thread} = undef;
} else {
Slic3r::debugf "No background process running.\n";
}
# if there's an export process, kill that one as well
if ($self->{export_thread}) {
Slic3r::debugf "Killing background export process.\n";
Slic3r::kill_all_threads();
$self->{export_thread} = undef;
}
}
sub pause_background_process {
my ($self) = @_;
if ($self->{process_thread} || $self->{export_thread}) {
Slic3r::pause_all_threads();
return 1;
} elsif (defined $self->{apply_config_timer} && $self->{apply_config_timer}->IsRunning) {
$self->{apply_config_timer}->Stop;
return 1;
}
return 0;
}
sub resume_background_process {
my ($self) = @_;
if ($self->{process_thread} || $self->{export_thread}) {
Slic3r::resume_all_threads();
}
}
sub reslice {
# explicitly cancel a previous thread and start a new one.
my ($self) = @_;
# Don't reslice if export of G-code or sending to OctoPrint is running.
if ($Slic3r::have_threads && ! defined($self->{export_gcode_output_file}) && ! defined($self->{send_gcode_file})) {
$self->stop_background_process;
$self->statusbar->SetCancelCallback(sub {
$self->stop_background_process;
$self->statusbar->SetStatusText("Slicing cancelled");
# this updates buttons status
$self->object_list_changed;
});
$self->start_background_process;
}
}
sub export_gcode {
my ($self, $output_file) = @_;
return if !@{$self->{objects}};
if ($self->{export_gcode_output_file}) {
Wx::MessageDialog->new($self, "Another export job is currently running.", 'Error', wxOK | wxICON_ERROR)->ShowModal;
return;
}
# if process is not running, validate config
# (we assume that if it is running, config is valid)
eval {
# this will throw errors if config is not valid
$self->GetFrame->config->validate;
$self->{print}->validate;
};
Slic3r::GUI::catch_error($self) and return;
# apply config and validate print
my $config = $self->GetFrame->config;
eval {
# this will throw errors if config is not valid
$config->validate;
$self->{print}->apply_config($config);
$self->{print}->validate;
};
if (!$Slic3r::have_threads) {
Slic3r::GUI::catch_error($self) and return;
}
# select output file
if ($output_file) {
$self->{export_gcode_output_file} = $self->{print}->expanded_output_filepath($output_file);
} else {
my $default_output_file = $self->{print}->expanded_output_filepath($main::opt{output});
my $dlg = Wx::FileDialog->new($self, 'Save G-code file as:', wxTheApp->output_path(dirname($default_output_file)),
basename($default_output_file), &Slic3r::GUI::FILE_WILDCARDS->{gcode}, wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
if ($dlg->ShowModal != wxID_OK) {
$dlg->Destroy;
return;
}
my $path = Slic3r::decode_path($dlg->GetPath);
$Slic3r::GUI::Settings->{_}{last_output_path} = dirname($path);
wxTheApp->save_settings;
$self->{export_gcode_output_file} = $path;
$dlg->Destroy;
}
$self->statusbar->StartBusy;
if ($Slic3r::have_threads) {
$self->statusbar->SetCancelCallback(sub {
$self->stop_background_process;
$self->statusbar->SetStatusText("Export cancelled");
$self->{export_gcode_output_file} = undef;
$self->{send_gcode_file} = undef;
# this updates buttons status
$self->object_list_changed;
});
# start background process, whose completion event handler
# will detect $self->{export_gcode_output_file} and proceed with export
$self->start_background_process;
} else {
eval {
$self->{print}->process;
$self->{print}->export_gcode(output_file => $self->{export_gcode_output_file});
};
my $result = !Slic3r::GUI::catch_error($self);
$self->on_export_completed($result);
}
# this updates buttons status
$self->object_list_changed;
return $self->{export_gcode_output_file};
}
# This gets called only if we have threads.
sub on_process_completed {
my ($self, $error) = @_;
$self->statusbar->SetCancelCallback(undef);
$self->statusbar->StopBusy;
$self->statusbar->SetStatusText($error // "");
Slic3r::debugf "Background processing completed.\n";
$self->{process_thread}->detach if $self->{process_thread};
$self->{process_thread} = undef;
# if we're supposed to perform an explicit export let's display the error in a dialog
if ($error && $self->{export_gcode_output_file}) {
$self->{export_gcode_output_file} = undef;
Slic3r::GUI::show_error($self, $error);
}
return if $error;
$self->{toolpaths2D}->reload_print if $self->{toolpaths2D};
$self->{preview3D}->reload_print if $self->{preview3D};
# if we have an export filename, start a new thread for exporting G-code
if ($self->{export_gcode_output_file}) {
@_ = ();
# workaround for "Attempt to free un referenced scalar..."
our $_thread_self = $self;
$self->{export_thread} = Slic3r::spawn_thread(sub {
eval {
$_thread_self->{print}->export_gcode(output_file => $_thread_self->{export_gcode_output_file});
};
if ($@) {
Wx::PostEvent($_thread_self, Wx::PlThreadEvent->new(-1, $ERROR_EVENT, shared_clone([ $@ ])));
Wx::PostEvent($_thread_self, Wx::PlThreadEvent->new(-1, $EXPORT_COMPLETED_EVENT, 0));
} else {
Wx::PostEvent($_thread_self, Wx::PlThreadEvent->new(-1, $EXPORT_COMPLETED_EVENT, 1));
}
Slic3r::thread_cleanup();
});
Slic3r::debugf "Background G-code export started.\n";
}
}
# This gets called also if we have no threads.
sub on_progress_event {
my ($self, $percent, $message) = @_;
$self->statusbar->SetProgress($percent);
$self->statusbar->SetStatusText("$message…");
}
# Called when the G-code export finishes, either successfully or with an error.
# This gets called also if we don't have threads.
sub on_export_completed {
my ($self, $result) = @_;
$self->statusbar->SetCancelCallback(undef);
$self->statusbar->StopBusy;
$self->statusbar->SetStatusText("");
Slic3r::debugf "Background export process completed.\n";
$self->{export_thread}->detach if $self->{export_thread};
$self->{export_thread} = undef;
my $message;
my $send_gcode = 0;
my $do_print = 0;
if ($result) {
# G-code file exported successfully.
if ($self->{print_file}) {
$message = "File added to print queue";
$do_print = 1;
} elsif ($self->{send_gcode_file}) {
$message = "Sending G-code file to the OctoPrint server...";
$send_gcode = 1;
} else {
$message = "G-code file exported to " . $self->{export_gcode_output_file};
}
} else {
$message = "Export failed";
}
$self->{export_gcode_output_file} = undef;
$self->statusbar->SetStatusText($message);
wxTheApp->notify($message);
$self->do_print if $do_print;
# Send $self->{send_gcode_file} to OctoPrint.
$self->send_gcode if $send_gcode;
$self->{print_file} = undef;
$self->{send_gcode_file} = undef;
# this updates buttons status
$self->object_list_changed;
}
sub do_print {
my ($self) = @_;
my $printer_tab = $self->GetFrame->{options_tabs}{printer};
my $printer_name = $printer_tab->get_current_preset->name;
my $controller = $self->GetFrame->{controller};
my $printer_panel = $controller->add_printer($printer_name, $printer_tab->config);
my $filament_stats = $self->{print}->filament_stats;
my @filament_names = $self->GetFrame->filament_preset_names;
$filament_stats = { map { $filament_names[$_] => $filament_stats->{$_} } keys %$filament_stats };
$printer_panel->load_print_job($self->{print_file}, $filament_stats);
$self->GetFrame->select_tab(1);
}
# Send $self->{send_gcode_file} to OctoPrint.
#FIXME Currently this call blocks the UI. Make it asynchronous.
sub send_gcode {
my ($self) = @_;
$self->statusbar->StartBusy;
my $ua = LWP::UserAgent->new;
$ua->timeout(180);
my $path = Slic3r::encode_path($self->{send_gcode_file});
my $res = $ua->post(
"http://" . $self->{config}->octoprint_host . "/api/files/local",
Content_Type => 'form-data',
'X-Api-Key' => $self->{config}->octoprint_apikey,
Content => [
# OctoPrint doesn't like Windows paths so we use basename()
# Also, since we need to read from filesystem we process it through encode_path()
file => [ $path, basename($path) ],
],
);
$self->statusbar->StopBusy;
if ($res->is_success) {
$self->statusbar->SetStatusText("G-code file successfully uploaded to the OctoPrint server");
} else {
my $message = "Error while uploading to the OctoPrint server: " . $res->status_line;
Slic3r::GUI::show_error($self, $message);
$self->statusbar->SetStatusText($message);
}
}
sub export_stl {
my $self = shift;
return if !@{$self->{objects}};
my $output_file = $self->_get_export_file('STL') or return;
Slic3r::Format::STL->write_file($output_file, $self->{model}, binary => 1);
$self->statusbar->SetStatusText("STL file exported to $output_file");
}
sub export_object_stl {
my $self = shift;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
my $model_object = $self->{model}->objects->[$obj_idx];
my $output_file = $self->_get_export_file('STL') or return;
Slic3r::Format::STL->write_file($output_file, $model_object->mesh, binary => 1);
$self->statusbar->SetStatusText("STL file exported to $output_file");
}
sub export_amf {
my $self = shift;
return if !@{$self->{objects}};
my $output_file = $self->_get_export_file('AMF') or return;
Slic3r::Format::AMF->write_file($output_file, $self->{model});
$self->statusbar->SetStatusText("AMF file exported to $output_file");
}
sub _get_export_file {
my $self = shift;
my ($format) = @_;
my $suffix = $format eq 'STL' ? '.stl' : '.amf.xml';
my $output_file = $main::opt{output};
{
$output_file = $self->{print}->expanded_output_filepath($output_file);
$output_file =~ s/\.gcode$/$suffix/i;
my $dlg = Wx::FileDialog->new($self, "Save $format file as:", dirname($output_file),
basename($output_file), &Slic3r::GUI::MODEL_WILDCARD, wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
if ($dlg->ShowModal != wxID_OK) {
$dlg->Destroy;
return undef;
}
$output_file = Slic3r::decode_path($dlg->GetPath);
$dlg->Destroy;
}
return $output_file;
}
sub make_thumbnail {
my $self = shift;
my ($obj_idx) = @_;
my $plater_object = $self->{objects}[$obj_idx];
$plater_object->thumbnail(Slic3r::ExPolygon::Collection->new);
my $cb = sub {
$plater_object->make_thumbnail($self->{model}, $obj_idx);
if ($Slic3r::have_threads) {
Wx::PostEvent($self, Wx::PlThreadEvent->new(-1, $THUMBNAIL_DONE_EVENT, shared_clone([ $obj_idx ])));
Slic3r::thread_cleanup();
threads->exit;
} else {
$self->on_thumbnail_made($obj_idx);
}
};
@_ = ();
$Slic3r::have_threads
? threads->create(sub { $cb->(); Slic3r::thread_cleanup(); })->detach
: $cb->();
}
sub on_thumbnail_made {
my $self = shift;
my ($obj_idx) = @_;
$self->{objects}[$obj_idx]->transform_thumbnail($self->{model}, $obj_idx);
$self->refresh_canvases;
}
# this method gets called whenever print center is changed or the objects' bounding box changes
# (i.e. when an object is added/removed/moved/rotated/scaled)
sub update {
my ($self, $force_autocenter) = @_;
if ($Slic3r::GUI::Settings->{_}{autocenter} || $force_autocenter) {
$self->{model}->center_instances_around_point($self->bed_centerf);
}
my $running = $self->pause_background_process;
my $invalidated = $self->{print}->reload_model_instances();
# The mere fact that no steps were invalidated when reloading model instances
# doesn't mean that all steps were done: for example, validation might have
# failed upon previous instance move, so we have no running thread and no steps
# are invalidated on this move, thus we need to schedule a new run.
if ($invalidated || !$running) {
$self->schedule_background_process;
} else {
$self->resume_background_process;
}
$self->refresh_canvases;
}
# When a number of extruders changes, the UI needs to be updated to show a single filament selection combo box per extruder.
sub on_extruders_change {
my ($self, $num_extruders) = @_;
my $choices = $self->{preset_choosers}{filament};
while (@$choices < $num_extruders) {
# copy strings from first choice
my @presets = $choices->[0]->GetStrings;
# initialize new choice
my $choice = Wx::BitmapComboBox->new($self, -1, "", wxDefaultPosition, wxDefaultSize, [@presets], wxCB_READONLY);
push @$choices, $choice;
# copy icons from first choice
$choice->SetItemBitmap($_, $choices->[0]->GetItemBitmap($_)) for 0..$#presets;
# insert new choice into sizer
$self->{presets_sizer}->Insert(4 + ($#$choices-1)*2, 0, 0);
$self->{presets_sizer}->Insert(5 + ($#$choices-1)*2, $choice, 0, wxEXPAND | wxBOTTOM, FILAMENT_CHOOSERS_SPACING);
# setup the listener
EVT_COMBOBOX($choice, $choice, sub {
my ($choice) = @_;
wxTheApp->CallAfter(sub {
$self->_on_select_preset('filament', $choice);
});
});
# initialize selection
my $i = first { $choice->GetString($_) eq ($Slic3r::GUI::Settings->{presets}{"filament_" . $#$choices} || '') } 0 .. $#presets;
$choice->SetSelection($i || 0);
}
# remove unused choices if any
while (@$choices > $num_extruders) {
$self->{presets_sizer}->Remove(4 + ($#$choices-1)*2); # label
$self->{presets_sizer}->Remove(4 + ($#$choices-1)*2); # wxChoice
$choices->[-1]->Destroy;
pop @$choices;
}
$self->Layout;
}
sub on_config_change {
my $self = shift;
my ($config) = @_;
foreach my $opt_key (@{$self->{config}->diff($config)}) {
$self->{config}->set($opt_key, $config->get($opt_key));
if ($opt_key eq 'bed_shape') {
$self->{canvas}->update_bed_size;
$self->{canvas3D}->update_bed_size if $self->{canvas3D};
$self->{preview3D}->set_bed_shape($self->{config}->bed_shape)
if $self->{preview3D};
$self->update;
} elsif ($opt_key eq 'serial_port') {
if ($config->get('serial_port')) {
$self->{btn_print}->Show;
} else {
$self->{btn_print}->Hide;
}
$self->Layout;
} elsif ($opt_key eq 'octoprint_host') {
if ($config->get('octoprint_host')) {
$self->{btn_send_gcode}->Show;
} else {
$self->{btn_send_gcode}->Hide;
}
$self->Layout;
}
}
return if !$self->GetFrame->is_loaded;
# (re)start timer
$self->schedule_background_process;
}
sub list_item_deselected {
my ($self, $event) = @_;
return if $PreventListEvents;
if ($self->{list}->GetFirstSelected == -1) {
$self->select_object(undef);
$self->refresh_canvases;
}
}
sub list_item_selected {
my ($self, $event) = @_;
return if $PreventListEvents;
my $obj_idx = $event->GetIndex;
$self->select_object($obj_idx);
$self->refresh_canvases;
}
sub list_item_activated {
my ($self, $event, $obj_idx) = @_;
$obj_idx //= $event->GetIndex;
$self->object_settings_dialog($obj_idx);
}
sub object_cut_dialog {
my $self = shift;
my ($obj_idx) = @_;
if (!defined $obj_idx) {
($obj_idx, undef) = $self->selected_object;
}
if (!$Slic3r::GUI::have_OpenGL) {
Slic3r::GUI::show_error($self, "Please install the OpenGL modules to use this feature (see build instructions).");
return;
}
my $dlg = Slic3r::GUI::Plater::ObjectCutDialog->new($self,
object => $self->{objects}[$obj_idx],
model_object => $self->{model}->objects->[$obj_idx],
);
return unless $dlg->ShowModal == wxID_OK;
if (my @new_objects = $dlg->NewModelObjects) {
$self->remove($obj_idx);
$self->load_model_objects(grep defined($_), @new_objects);
$self->arrange;
}
}
sub object_settings_dialog {
my $self = shift;
my ($obj_idx) = @_;
if (!defined $obj_idx) {
($obj_idx, undef) = $self->selected_object;
}
my $model_object = $self->{model}->objects->[$obj_idx];
# validate config before opening the settings dialog because
# that dialog can't be closed if validation fails, but user
# can't fix any error which is outside that dialog
return unless $self->validate_config;
my $dlg = Slic3r::GUI::Plater::ObjectSettingsDialog->new($self,
object => $self->{objects}[$obj_idx],
model_object => $model_object,
);
$self->pause_background_process;
$dlg->ShowModal;
# update thumbnail since parts may have changed
if ($dlg->PartsChanged) {
# recenter and re-align to Z = 0
$model_object->center_around_origin;
$self->make_thumbnail($obj_idx);
}
# update print
if ($dlg->PartsChanged || $dlg->PartSettingsChanged) {
$self->stop_background_process;
$self->{print}->reload_object($obj_idx);
$self->schedule_background_process;
} else {
$self->resume_background_process;
}
}
# Called to update various buttons depending on whether there are any objects or
# whether background processing (export of a G-code, sending to Octoprint, forced background re-slicing) is active.
sub object_list_changed {
my $self = shift;
# Enable/disable buttons depending on whether there are any objects on the platter.
my $have_objects = @{$self->{objects}} ? 1 : 0;
my $method = $have_objects ? 'Enable' : 'Disable';
$self->{"btn_$_"}->$method
for grep $self->{"btn_$_"}, qw(reset arrange reslice export_gcode export_stl print send_gcode);
if ($self->{export_gcode_output_file} || $self->{send_gcode_file}) {
$self->{btn_reslice}->Disable;
$self->{btn_export_gcode}->Disable;
$self->{btn_print}->Disable;
$self->{btn_send_gcode}->Disable;
}
if ($self->{htoolbar}) {
$self->{htoolbar}->EnableTool($_, $have_objects)
for (TB_RESET, TB_ARRANGE);
}
}
sub selection_changed {
my $self = shift;
my ($obj_idx, $object) = $self->selected_object;
my $have_sel = defined $obj_idx;
my $method = $have_sel ? 'Enable' : 'Disable';
$self->{"btn_$_"}->$method
for grep $self->{"btn_$_"}, qw(remove increase decrease rotate45cw rotate45ccw changescale split cut settings);
if ($self->{htoolbar}) {
$self->{htoolbar}->EnableTool($_, $have_sel)
for (TB_REMOVE, TB_MORE, TB_FEWER, TB_45CW, TB_45CCW, TB_SCALE, TB_SPLIT, TB_CUT, TB_SETTINGS);
}
if ($self->{object_info_size}) { # have we already loaded the info pane?
if ($have_sel) {
my $model_object = $self->{model}->objects->[$obj_idx];
my $model_instance = $model_object->instances->[0];
$self->{object_info_size}->SetLabel(sprintf("%.2f x %.2f x %.2f", @{$model_object->instance_bounding_box(0)->size}));
$self->{object_info_materials}->SetLabel($model_object->materials_count);
if (my $stats = $model_object->mesh_stats) {
$self->{object_info_volume}->SetLabel(sprintf('%.2f', $stats->{volume} * ($model_instance->scaling_factor**3)));
$self->{object_info_facets}->SetLabel(sprintf('%d (%d shells)', $model_object->facets_count, $stats->{number_of_parts}));
if (my $errors = sum(@$stats{qw(degenerate_facets edges_fixed facets_removed facets_added facets_reversed backwards_edges)})) {
$self->{object_info_manifold}->SetLabel(sprintf("Auto-repaired (%d errors)", $errors));
$self->{object_info_manifold_warning_icon}->Show;
# we don't show normals_fixed because we never provide normals
# to admesh, so it generates normals for all facets
my $message = sprintf '%d degenerate facets, %d edges fixed, %d facets removed, %d facets added, %d facets reversed, %d backwards edges',
@$stats{qw(degenerate_facets edges_fixed facets_removed facets_added facets_reversed backwards_edges)};
$self->{object_info_manifold}->SetToolTipString($message);
$self->{object_info_manifold_warning_icon}->SetToolTipString($message);
} else {
$self->{object_info_manifold}->SetLabel("Yes");
}
} else {
$self->{object_info_facets}->SetLabel($object->facets);
}
} else {
$self->{"object_info_$_"}->SetLabel("") for qw(size volume facets materials manifold);
$self->{object_info_manifold_warning_icon}->Hide;
$self->{object_info_manifold}->SetToolTipString("");
}
$self->Layout;
}
# prepagate the event to the frame (a custom Wx event would be cleaner)
$self->GetFrame->on_plater_selection_changed($have_sel);
}
sub select_object {
my ($self, $obj_idx) = @_;
$_->selected(0) for @{ $self->{objects} };
if (defined $obj_idx) {
$self->{objects}->[$obj_idx]->selected(1);
# We use this flag to avoid circular event handling
# Select() happens to fire a wxEVT_LIST_ITEM_SELECTED on Windows,
# whose event handler calls this method again and again and again
$PreventListEvents = 1;
$self->{list}->Select($obj_idx, 1);
$PreventListEvents = 0;
} else {
# TODO: deselect all in list
}
$self->selection_changed(1);
}
sub selected_object {
my $self = shift;
my $obj_idx = first { $self->{objects}[$_]->selected } 0..$#{ $self->{objects} };
return undef if !defined $obj_idx;
return ($obj_idx, $self->{objects}[$obj_idx]),
}
sub refresh_canvases {
my ($self) = @_;
$self->{canvas}->Refresh;
$self->{canvas3D}->update if $self->{canvas3D};
$self->{preview3D}->reload_print if $self->{preview3D};
}
sub validate_config {
my $self = shift;
eval {
$self->GetFrame->config->validate;
};
return 0 if Slic3r::GUI::catch_error($self);
return 1;
}
sub statusbar {
my $self = shift;
return $self->GetFrame->{statusbar};
}
sub object_menu {
my ($self) = @_;
my $frame = $self->GetFrame;
my $menu = Wx::Menu->new;
$frame->_append_menu_item($menu, "Delete\tCtrl+Del", 'Remove the selected object', sub {
$self->remove;
}, undef, 'brick_delete.png');
$frame->_append_menu_item($menu, "Increase copies\tCtrl++", 'Place one more copy of the selected object', sub {
$self->increase;
}, undef, 'add.png');
$frame->_append_menu_item($menu, "Decrease copies\tCtrl+-", 'Remove one copy of the selected object', sub {
$self->decrease;
}, undef, 'delete.png');
$frame->_append_menu_item($menu, "Set number of copies…", 'Change the number of copies of the selected object', sub {
$self->set_number_of_copies;
}, undef, 'textfield.png');
$menu->AppendSeparator();
$frame->_append_menu_item($menu, "Rotate 45° clockwise", 'Rotate the selected object by 45° clockwise', sub {
$self->rotate(-45);
}, undef, 'arrow_rotate_clockwise.png');
$frame->_append_menu_item($menu, "Rotate 45° counter-clockwise", 'Rotate the selected object by 45° counter-clockwise', sub {
$self->rotate(+45);
}, undef, 'arrow_rotate_anticlockwise.png');
my $rotateMenu = Wx::Menu->new;
my $rotateMenuItem = $menu->AppendSubMenu($rotateMenu, "Rotate", 'Rotate the selected object by an arbitrary angle');
$frame->_set_menu_item_icon($rotateMenuItem, 'textfield.png');
$frame->_append_menu_item($rotateMenu, "Around X axis…", 'Rotate the selected object by an arbitrary angle around X axis', sub {
$self->rotate(undef, X);
}, undef, 'bullet_red.png');
$frame->_append_menu_item($rotateMenu, "Around Y axis…", 'Rotate the selected object by an arbitrary angle around Y axis', sub {
$self->rotate(undef, Y);
}, undef, 'bullet_green.png');
$frame->_append_menu_item($rotateMenu, "Around Z axis…", 'Rotate the selected object by an arbitrary angle around Z axis', sub {
$self->rotate(undef, Z);
}, undef, 'bullet_blue.png');
my $mirrorMenu = Wx::Menu->new;
my $mirrorMenuItem = $menu->AppendSubMenu($mirrorMenu, "Mirror", 'Mirror the selected object');
$frame->_set_menu_item_icon($mirrorMenuItem, 'shape_flip_horizontal.png');
$frame->_append_menu_item($mirrorMenu, "Along X axis…", 'Mirror the selected object along the X axis', sub {
$self->mirror(X);
}, undef, 'bullet_red.png');
$frame->_append_menu_item($mirrorMenu, "Along Y axis…", 'Mirror the selected object along the Y axis', sub {
$self->mirror(Y);
}, undef, 'bullet_green.png');
$frame->_append_menu_item($mirrorMenu, "Along Z axis…", 'Mirror the selected object along the Z axis', sub {
$self->mirror(Z);
}, undef, 'bullet_blue.png');
my $scaleMenu = Wx::Menu->new;
my $scaleMenuItem = $menu->AppendSubMenu($scaleMenu, "Scale", 'Scale the selected object along a single axis');
$frame->_set_menu_item_icon($scaleMenuItem, 'arrow_out.png');
$frame->_append_menu_item($scaleMenu, "Uniformly…", 'Scale the selected object along the XYZ axes', sub {
$self->changescale(undef);
});
$frame->_append_menu_item($scaleMenu, "Along X axis…", 'Scale the selected object along the X axis', sub {
$self->changescale(X);
}, undef, 'bullet_red.png');
$frame->_append_menu_item($scaleMenu, "Along Y axis…", 'Scale the selected object along the Y axis', sub {
$self->changescale(Y);
}, undef, 'bullet_green.png');
$frame->_append_menu_item($scaleMenu, "Along Z axis…", 'Scale the selected object along the Z axis', sub {
$self->changescale(Z);
}, undef, 'bullet_blue.png');
my $scaleToSizeMenu = Wx::Menu->new;
my $scaleToSizeMenuItem = $menu->AppendSubMenu($scaleToSizeMenu, "Scale to size", 'Scale the selected object along a single axis');
$frame->_set_menu_item_icon($scaleToSizeMenuItem, 'arrow_out.png');
$frame->_append_menu_item($scaleToSizeMenu, "Uniformly…", 'Scale the selected object along the XYZ axes', sub {
$self->changescale(undef, 1);
});
$frame->_append_menu_item($scaleToSizeMenu, "Along X axis…", 'Scale the selected object along the X axis', sub {
$self->changescale(X, 1);
}, undef, 'bullet_red.png');
$frame->_append_menu_item($scaleToSizeMenu, "Along Y axis…", 'Scale the selected object along the Y axis', sub {
$self->changescale(Y, 1);
}, undef, 'bullet_green.png');
$frame->_append_menu_item($scaleToSizeMenu, "Along Z axis…", 'Scale the selected object along the Z axis', sub {
$self->changescale(Z, 1);
}, undef, 'bullet_blue.png');
$frame->_append_menu_item($menu, "Split", 'Split the selected object into individual parts', sub {
$self->split_object;
}, undef, 'shape_ungroup.png');
$frame->_append_menu_item($menu, "Cut…", 'Open the 3D cutting tool', sub {
$self->object_cut_dialog;
}, undef, 'package.png');
$menu->AppendSeparator();
$frame->_append_menu_item($menu, "Settings…", 'Open the object editor dialog', sub {
$self->object_settings_dialog;
}, undef, 'cog.png');
$menu->AppendSeparator();
$frame->_append_menu_item($menu, "Export object as STL…", 'Export this single object as STL file', sub {
$self->export_object_stl;
}, undef, 'brick_go.png');
return $menu;
}
# Set a camera direction, zoom to all objects.
sub select_view {
my ($self, $direction) = @_;
my $idx_page = $self->{preview_notebook}->GetSelection;
my $page = ($idx_page == &Wx::wxNOT_FOUND) ? '3D' : $self->{preview_notebook}->GetPageText($idx_page);
if ($page eq 'Preview') {
$self->{preview3D}->canvas->select_view($direction);
$self->{canvas3D}->set_viewport_from_scene($self->{preview3D}->canvas);
} else {
$self->{canvas3D}->select_view($direction);
$self->{preview3D}->canvas->set_viewport_from_scene($self->{canvas3D});
}
}
package Slic3r::GUI::Plater::DropTarget;
use Wx::DND;
use base 'Wx::FileDropTarget';
sub new {
my $class = shift;
my ($window) = @_;
my $self = $class->SUPER::new;
$self->{window} = $window;
return $self;
}
sub OnDropFiles {
my $self = shift;
my ($x, $y, $filenames) = @_;
# stop scalars leaking on older perl
# https://rt.perl.org/rt3/Public/Bug/Display.html?id=70602
@_ = ();
# only accept STL, OBJ and AMF files
return 0 if grep !/\.(?:stl|obj|amf(?:\.xml)?)$/i, @$filenames;
$self->{window}->load_file($_) for @$filenames;
}
# 2D preview of an object. Each object is previewed by its convex hull.
package Slic3r::GUI::Plater::Object;
use Moo;
use List::Util qw(first);
use Slic3r::Geometry qw(X Y Z MIN MAX deg2rad);
has 'name' => (is => 'rw', required => 1);
has 'thumbnail' => (is => 'rw'); # ExPolygon::Collection in scaled model units with no transforms
has 'transformed_thumbnail' => (is => 'rw');
has 'instance_thumbnails' => (is => 'ro', default => sub { [] }); # array of ExPolygon::Collection objects, each one representing the actual placed thumbnail of each instance in pixel units
has 'selected' => (is => 'rw', default => sub { 0 });
sub make_thumbnail {
my ($self, $model, $obj_idx) = @_;
# make method idempotent
$self->thumbnail->clear;
my $mesh = $model->objects->[$obj_idx]->raw_mesh;
if ($mesh->facets_count <= 5000) {
# remove polygons with area <= 1mm
my $area_threshold = Slic3r::Geometry::scale 1;
$self->thumbnail->append(
grep $_->area >= $area_threshold,
@{ $mesh->horizontal_projection }, # horizontal_projection returns scaled expolygons
);
$self->thumbnail->simplify(0.5);
} else {
my $convex_hull = Slic3r::ExPolygon->new($mesh->convex_hull);
$self->thumbnail->append($convex_hull);
}
return $self->thumbnail;
}
sub transform_thumbnail {
my ($self, $model, $obj_idx) = @_;
return unless defined $self->thumbnail;
my $model_object = $model->objects->[$obj_idx];
my $model_instance = $model_object->instances->[0];
# the order of these transformations MUST be the same everywhere, including
# in Slic3r::Print->add_model_object()
my $t = $self->thumbnail->clone;
$t->rotate($model_instance->rotation, Slic3r::Point->new(0,0));
$t->scale($model_instance->scaling_factor);
$self->transformed_thumbnail($t);
}
1;