612 lines
18 KiB
Perl
612 lines
18 KiB
Perl
package Slic3r::GUI::Plater::2DToolpaths;
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use strict;
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use warnings;
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use utf8;
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use Slic3r::Print::State ':steps';
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use Wx qw(:misc :sizer :slider :statictext wxWHITE);
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use Wx::Event qw(EVT_SLIDER EVT_KEY_DOWN);
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use base qw(Wx::Panel Class::Accessor);
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__PACKAGE__->mk_accessors(qw(print enabled));
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sub new {
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my $class = shift;
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my ($parent, $print) = @_;
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my $self = $class->SUPER::new($parent, -1, wxDefaultPosition);
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$self->SetBackgroundColour(wxWHITE);
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# init GUI elements
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my $canvas = $self->{canvas} = Slic3r::GUI::Plater::2DToolpaths::Canvas->new($self, $print);
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my $slider = $self->{slider} = Wx::Slider->new(
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$self, -1,
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0, # default
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0, # min
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# we set max to a bogus non-zero value because the MSW implementation of wxSlider
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# will skip drawing the slider if max <= min:
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1, # max
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wxDefaultPosition,
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wxDefaultSize,
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wxVERTICAL | wxSL_INVERSE,
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);
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my $z_label = $self->{z_label} = Wx::StaticText->new($self, -1, "", wxDefaultPosition,
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[40,-1], wxALIGN_CENTRE_HORIZONTAL);
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$z_label->SetFont($Slic3r::GUI::small_font);
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my $vsizer = Wx::BoxSizer->new(wxVERTICAL);
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$vsizer->Add($slider, 1, wxALL | wxEXPAND | wxALIGN_CENTER, 3);
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$vsizer->Add($z_label, 0, wxALL | wxEXPAND | wxALIGN_CENTER, 3);
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my $sizer = Wx::BoxSizer->new(wxHORIZONTAL);
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$sizer->Add($canvas, 1, wxALL | wxEXPAND, 0);
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$sizer->Add($vsizer, 0, wxTOP | wxBOTTOM | wxEXPAND, 5);
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EVT_SLIDER($self, $slider, sub {
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$self->set_z($self->{layers_z}[$slider->GetValue])
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if $self->enabled;
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});
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EVT_KEY_DOWN($canvas, sub {
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my ($s, $event) = @_;
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my $key = $event->GetKeyCode;
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if ($key == 85 || $key == 315) {
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$slider->SetValue($slider->GetValue + 1);
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$self->set_z($self->{layers_z}[$slider->GetValue]);
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} elsif ($key == 68 || $key == 317) {
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$slider->SetValue($slider->GetValue - 1);
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$self->set_z($self->{layers_z}[$slider->GetValue]);
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}
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});
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$self->SetSizer($sizer);
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$self->SetMinSize($self->GetSize);
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$sizer->SetSizeHints($self);
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# init print
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$self->{print} = $print;
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$self->reload_print;
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return $self;
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}
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sub reload_print {
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my ($self) = @_;
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# we require that there's at least one object and the posSlice step
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# is performed on all of them (this ensures that _shifted_copies was
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# populated and we know the number of layers)
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if (!$self->print->object_step_done(STEP_SLICE)) {
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$self->enabled(0);
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$self->{slider}->Hide;
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$self->{canvas}->Refresh; # clears canvas
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return;
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}
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$self->{canvas}->bb($self->print->total_bounding_box);
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my %z = (); # z => 1
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foreach my $object (@{$self->{print}->objects}) {
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foreach my $layer (@{$object->layers}, @{$object->support_layers}) {
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$z{$layer->print_z} = 1;
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}
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}
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$self->enabled(1);
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$self->{layers_z} = [ sort { $a <=> $b } keys %z ];
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$self->{slider}->SetRange(0, scalar(@{$self->{layers_z}})-1);
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if ((my $z_idx = $self->{slider}->GetValue) <= $#{$self->{layers_z}}) {
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$self->set_z($self->{layers_z}[$z_idx]);
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} else {
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$self->{slider}->SetValue(0);
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$self->set_z($self->{layers_z}[0]) if @{$self->{layers_z}};
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}
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$self->{slider}->Show;
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$self->Layout;
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}
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sub set_z {
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my ($self, $z) = @_;
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return if !$self->enabled;
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$self->{z_label}->SetLabel(sprintf '%.2f', $z);
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$self->{canvas}->set_z($z);
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}
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package Slic3r::GUI::Plater::2DToolpaths::Canvas;
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use Wx::Event qw(EVT_PAINT EVT_SIZE EVT_ERASE_BACKGROUND EVT_MOUSEWHEEL EVT_MOUSE_EVENTS);
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use OpenGL qw(:glconstants :glfunctions :glufunctions :gluconstants);
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use base qw(Wx::GLCanvas Class::Accessor);
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use Wx::GLCanvas qw(:all);
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use List::Util qw(min first);
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use Slic3r::Geometry qw(scale unscale epsilon);
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use Slic3r::Print::State ':steps';
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__PACKAGE__->mk_accessors(qw(print z layers color init bb));
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# make OpenGL::Array thread-safe
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{
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no warnings 'redefine';
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*OpenGL::Array::CLONE_SKIP = sub { 1 };
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}
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sub new {
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my ($class, $parent, $print) = @_;
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my $self = $class->SUPER::new($parent);
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$self->print($print);
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EVT_PAINT($self, sub {
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my $dc = Wx::PaintDC->new($self);
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$self->Render($dc);
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});
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EVT_SIZE($self, sub {
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return if !$self->IsShownOnScreen;
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$self->Resize( $self->GetSizeWH );
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$self->Refresh;
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});
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return $self;
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}
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sub set_z {
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my ($self, $z) = @_;
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my $print = $self->print;
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# can we have interlaced layers?
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my $interlaced = (defined first { $_->config->support_material } @{$print->objects})
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|| (defined first { $_->config->infill_every_layers > 1 } @{$print->regions});
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my $max_layer_height = $print->max_allowed_layer_height;
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my @layers = ();
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foreach my $object (@{$print->objects}) {
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foreach my $layer (@{$object->layers}, @{$object->support_layers}) {
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if ($interlaced) {
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push @layers, $layer
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if $z > ($layer->print_z - $max_layer_height - epsilon)
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&& $z <= $layer->print_z + epsilon;
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} else {
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push @layers, $layer if abs($layer->print_z - $z) < epsilon;
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}
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}
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}
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$self->z($z);
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$self->layers([ @layers ]);
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$self->Refresh;
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}
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sub Render {
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my ($self, $dc) = @_;
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# prevent calling SetCurrent() when window is not shown yet
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return unless $self->IsShownOnScreen;
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return unless my $context = $self->GetContext;
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$self->SetCurrent($context);
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$self->InitGL;
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glClearColor(1, 1, 1, 0);
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glClear(GL_COLOR_BUFFER_BIT);
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if (!$self->GetParent->enabled || !$self->layers) {
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glFlush();
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$self->SwapBuffers;
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return;
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}
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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my $bb = $self->bb;
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my ($x1, $y1, $x2, $y2) = ($bb->x_min, $bb->y_min, $bb->x_max, $bb->y_max);
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my ($x, $y) = $self->GetSizeWH;
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if (($x2 - $x1)/($y2 - $y1) > $x/$y) {
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# adjust Y
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my $new_y = $y * ($x2 - $x1) / $x;
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$y1 = ($y2 + $y1)/2 - $new_y/2;
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$y2 = $y1 + $new_y;
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} else {
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my $new_x = $x * ($y2 - $y1) / $y;
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$x1 = ($x2 + $x1)/2 - $new_x/2;
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$x2 = $x1 + $new_x;
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}
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glOrtho($x1, $x2, $y1, $y2, 0, 1);
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glDisable(GL_DEPTH_TEST);
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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# anti-alias
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if (0) {
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glEnable(GL_LINE_SMOOTH);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
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glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
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}
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my $tess;
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if (!(&Wx::wxMSW && $OpenGL::VERSION < 0.6704)) {
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# We can't use the GLU tesselator on MSW with older OpenGL versions
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# because of an upstream bug:
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# http://sourceforge.net/p/pogl/bugs/16/
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$tess = gluNewTess();
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gluTessCallback($tess, GLU_TESS_BEGIN, 'DEFAULT');
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gluTessCallback($tess, GLU_TESS_END, 'DEFAULT');
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gluTessCallback($tess, GLU_TESS_VERTEX, 'DEFAULT');
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gluTessCallback($tess, GLU_TESS_COMBINE, 'DEFAULT');
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gluTessCallback($tess, GLU_TESS_ERROR, 'DEFAULT');
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gluTessCallback($tess, GLU_TESS_EDGE_FLAG, 'DEFAULT');
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}
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foreach my $layer (@{$self->layers}) {
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my $object = $layer->object;
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# only draw the slice for the current layer
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next unless abs($layer->print_z - $self->z) < epsilon;
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# draw slice contour
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glLineWidth(1);
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foreach my $copy (@{ $object->_shifted_copies }) {
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glPushMatrix();
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glTranslatef(@$copy, 0);
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foreach my $slice (@{$layer->slices}) {
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glColor3f(0.95, 0.95, 0.95);
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if ($tess) {
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gluTessBeginPolygon($tess);
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foreach my $polygon (@$slice) {
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gluTessBeginContour($tess);
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gluTessVertex_p($tess, @$_, 0) for @$polygon;
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gluTessEndContour($tess);
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}
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gluTessEndPolygon($tess);
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}
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glColor3f(0.9, 0.9, 0.9);
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foreach my $polygon (@$slice) {
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foreach my $line (@{$polygon->lines}) {
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glBegin(GL_LINES);
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glVertex2f(@{$line->a});
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glVertex2f(@{$line->b});
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glEnd();
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}
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}
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}
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glPopMatrix();
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}
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}
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my $skirt_drawn = 0;
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my $brim_drawn = 0;
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foreach my $layer (@{$self->layers}) {
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my $object = $layer->object;
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my $print_z = $layer->print_z;
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# draw brim
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if ($self->print->step_done(STEP_BRIM) && $layer->id == 0 && !$brim_drawn) {
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$self->color([0, 0, 0]);
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$self->_draw(undef, $print_z, $_) for @{$self->print->brim};
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$brim_drawn = 1;
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}
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if ($self->print->step_done(STEP_SKIRT)
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&& ($self->print->config->skirt_height == -1 || $self->print->config->skirt_height > $layer->id)
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&& !$skirt_drawn) {
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$self->color([0, 0, 0]);
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$self->_draw(undef, $print_z, $_) for @{$self->print->skirt};
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$skirt_drawn = 1;
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}
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foreach my $layerm (@{$layer->regions}) {
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if ($object->step_done(STEP_PERIMETERS)) {
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$self->color([0.7, 0, 0]);
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$self->_draw($object, $print_z, $_) for @{$layerm->perimeters};
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}
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if ($object->step_done(STEP_INFILL)) {
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$self->color([0, 0, 0.7]);
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$self->_draw($object, $print_z, $_) for map @$_, @{$layerm->fills};
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}
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}
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if ($object->step_done(STEP_SUPPORTMATERIAL)) {
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if ($layer->isa('Slic3r::Layer::Support')) {
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$self->color([0, 0, 0]);
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$self->_draw($object, $print_z, $_) for @{$layer->support_fills};
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$self->_draw($object, $print_z, $_) for @{$layer->support_interface_fills};
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}
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}
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}
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gluDeleteTess($tess) if $tess;
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glFlush();
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$self->SwapBuffers;
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}
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sub _draw {
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my ($self, $object, $print_z, $path) = @_;
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my @paths = $path->isa('Slic3r::ExtrusionLoop')
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? @$path
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: ($path);
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$self->_draw_path($object, $print_z, $_) for @paths;
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}
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sub _draw_path {
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my ($self, $object, $print_z, $path) = @_;
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return if $print_z - $path->height > $self->z - epsilon;
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if (abs($print_z - $self->z) < epsilon) {
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glColor3f(@{$self->color});
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} else {
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glColor3f(0.8, 0.8, 0.8);
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}
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glLineWidth(1);
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if (defined $object) {
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foreach my $copy (@{ $object->_shifted_copies }) {
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glPushMatrix();
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glTranslatef(@$copy, 0);
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foreach my $line (@{$path->polyline->lines}) {
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glBegin(GL_LINES);
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glVertex2f(@{$line->a});
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glVertex2f(@{$line->b});
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glEnd();
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}
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glPopMatrix();
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}
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} else {
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foreach my $line (@{$path->polyline->lines}) {
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glBegin(GL_LINES);
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glVertex2f(@{$line->a});
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glVertex2f(@{$line->b});
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glEnd();
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}
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}
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}
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sub InitGL {
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my $self = shift;
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return if $self->init;
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return unless $self->GetContext;
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$self->init(1);
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}
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sub GetContext {
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my ($self) = @_;
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if (Wx::wxVERSION >= 2.009) {
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return $self->{context} ||= Wx::GLContext->new($self);
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} else {
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return $self->SUPER::GetContext;
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}
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}
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sub SetCurrent {
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my ($self, $context) = @_;
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if (Wx::wxVERSION >= 2.009) {
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return $self->SUPER::SetCurrent($context);
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} else {
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return $self->SUPER::SetCurrent;
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}
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}
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sub Resize {
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my ($self, $x, $y) = @_;
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return unless $self->GetContext;
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$self->SetCurrent($self->GetContext);
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glViewport(0, 0, $x, $y);
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}
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sub line {
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my (
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$x1, $y1, $x2, $y2, # coordinates of the line
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$w, # width/thickness of the line in pixel
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$Cr, $Cg, $Cb, # RGB color components
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$Br, $Bg, $Bb, # color of background when alphablend=false
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# Br=alpha of color when alphablend=true
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$alphablend, # use alpha blend or not
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) = @_;
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my $t;
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my $R;
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my $f = $w - int($w);
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my $A;
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if ($alphablend) {
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$A = $Br;
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} else {
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$A = 1;
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}
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# determine parameters t,R
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if ($w >= 0 && $w < 1) {
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$t = 0.05; $R = 0.48 + 0.32 * $f;
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if (!$alphablend) {
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$Cr += 0.88 * (1-$f);
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$Cg += 0.88 * (1-$f);
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$Cb += 0.88 * (1-$f);
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$Cr = 1.0 if ($Cr > 1.0);
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$Cg = 1.0 if ($Cg > 1.0);
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$Cb = 1.0 if ($Cb > 1.0);
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} else {
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$A *= $f;
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}
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} elsif ($w >= 1.0 && $w < 2.0) {
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$t = 0.05 + $f*0.33; $R = 0.768 + 0.312*$f;
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} elsif ($w >= 2.0 && $w < 3.0) {
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$t = 0.38 + $f*0.58; $R = 1.08;
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} elsif ($w >= 3.0 && $w < 4.0) {
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$t = 0.96 + $f*0.48; $R = 1.08;
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} elsif ($w >= 4.0 && $w < 5.0) {
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$t= 1.44 + $f*0.46; $R = 1.08;
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} elsif ($w >= 5.0 && $w < 6.0) {
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$t= 1.9 + $f*0.6; $R = 1.08;
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} elsif ($w >= 6.0) {
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my $ff = $w - 6.0;
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$t = 2.5 + $ff*0.50; $R = 1.08;
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}
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#printf( "w=%f, f=%f, C=%.4f\n", $w, $f, $C);
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# determine angle of the line to horizontal
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my $tx = 0; my $ty = 0; # core thinkness of a line
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my $Rx = 0; my $Ry = 0; # fading edge of a line
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my $cx = 0; my $cy = 0; # cap of a line
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my $ALW = 0.01;
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my $dx = $x2 - $x1;
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my $dy = $y2 - $y1;
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if (abs($dx) < $ALW) {
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# vertical
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$tx = $t; $ty = 0;
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$Rx = $R; $Ry = 0;
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if ($w > 0.0 && $w < 1.0) {
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$tx *= 8;
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} elsif ($w == 1.0) {
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$tx *= 10;
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}
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} elsif (abs($dy) < $ALW) {
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#horizontal
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$tx = 0; $ty = $t;
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$Rx = 0; $Ry = $R;
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if ($w > 0.0 && $w < 1.0) {
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$ty *= 8;
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} elsif ($w == 1.0) {
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$ty *= 10;
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}
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} else {
|
||
if ($w < 3) { # approximate to make things even faster
|
||
my $m = $dy/$dx;
|
||
# and calculate tx,ty,Rx,Ry
|
||
if ($m > -0.4142 && $m <= 0.4142) {
|
||
# -22.5 < $angle <= 22.5, approximate to 0 (degree)
|
||
$tx = $t * 0.1; $ty = $t;
|
||
$Rx = $R * 0.6; $Ry = $R;
|
||
} elsif ($m > 0.4142 && $m <= 2.4142) {
|
||
# 22.5 < $angle <= 67.5, approximate to 45 (degree)
|
||
$tx = $t * -0.7071; $ty = $t * 0.7071;
|
||
$Rx = $R * -0.7071; $Ry = $R * 0.7071;
|
||
} elsif ($m > 2.4142 || $m <= -2.4142) {
|
||
# 67.5 < $angle <= 112.5, approximate to 90 (degree)
|
||
$tx = $t; $ty = $t*0.1;
|
||
$Rx = $R; $Ry = $R*0.6;
|
||
} elsif ($m > -2.4142 && $m < -0.4142) {
|
||
# 112.5 < angle < 157.5, approximate to 135 (degree)
|
||
$tx = $t * 0.7071; $ty = $t * 0.7071;
|
||
$Rx = $R * 0.7071; $Ry = $R * 0.7071;
|
||
} else {
|
||
# error in determining angle
|
||
printf("error in determining angle: m=%.4f\n", $m);
|
||
}
|
||
} else { # calculate to exact
|
||
$dx= $y1 - $y2;
|
||
$dy= $x2 - $x1;
|
||
my $L = sqrt($dx*$dx + $dy*$dy);
|
||
$dx /= $L;
|
||
$dy /= $L;
|
||
$cx = -0.6*$dy; $cy=0.6*$dx;
|
||
$tx = $t*$dx; $ty = $t*$dy;
|
||
$Rx = $R*$dx; $Ry = $R*$dy;
|
||
}
|
||
}
|
||
|
||
# draw the line by triangle strip
|
||
glBegin(GL_TRIANGLE_STRIP);
|
||
if (!$alphablend) {
|
||
glColor3f($Br, $Bg, $Bb);
|
||
} else {
|
||
glColor4f($Cr, $Cg, $Cb, 0);
|
||
}
|
||
glVertex2f($x1 - $tx - $Rx, $y1 - $ty - $Ry); # fading edge
|
||
glVertex2f($x2 - $tx - $Rx, $y2 - $ty - $Ry);
|
||
|
||
if (!$alphablend) {
|
||
glColor3f($Cr, $Cg, $Cb);
|
||
} else {
|
||
glColor4f($Cr, $Cg, $Cb, $A);
|
||
}
|
||
glVertex2f($x1 - $tx, $y1 - $ty); # core
|
||
glVertex2f($x2 - $tx, $y2 - $ty);
|
||
glVertex2f($x1 + $tx, $y1 + $ty);
|
||
glVertex2f($x2 + $tx, $y2 + $ty);
|
||
|
||
if ((abs($dx) < $ALW || abs($dy) < $ALW) && $w <= 1.0) {
|
||
# printf("skipped one fading edge\n");
|
||
} else {
|
||
if (!$alphablend) {
|
||
glColor3f($Br, $Bg, $Bb);
|
||
} else {
|
||
glColor4f($Cr, $Cg, $Cb, 0);
|
||
}
|
||
glVertex2f($x1 + $tx+ $Rx, $y1 + $ty + $Ry); # fading edge
|
||
glVertex2f($x2 + $tx+ $Rx, $y2 + $ty + $Ry);
|
||
}
|
||
glEnd();
|
||
|
||
# cap
|
||
if ($w < 3) {
|
||
# do not draw cap
|
||
} else {
|
||
# draw cap
|
||
glBegin(GL_TRIANGLE_STRIP);
|
||
if (!$alphablend) {
|
||
glColor3f($Br, $Bg, $Bb);
|
||
} else {
|
||
glColor4f($Cr, $Cg, $Cb, 0);
|
||
}
|
||
glVertex2f($x1 - $Rx + $cx, $y1 - $Ry + $cy);
|
||
glVertex2f($x1 + $Rx + $cx, $y1 + $Ry + $cy);
|
||
glColor3f($Cr, $Cg, $Cb);
|
||
glVertex2f($x1 - $tx - $Rx, $y1 - $ty - $Ry);
|
||
glVertex2f($x1 + $tx + $Rx, $y1 + $ty + $Ry);
|
||
glEnd();
|
||
glBegin(GL_TRIANGLE_STRIP);
|
||
if (!$alphablend) {
|
||
glColor3f($Br, $Bg, $Bb);
|
||
} else {
|
||
glColor4f($Cr, $Cg, $Cb, 0);
|
||
}
|
||
glVertex2f($x2 - $Rx - $cx, $y2 - $Ry - $cy);
|
||
glVertex2f($x2 + $Rx - $cx, $y2 + $Ry - $cy);
|
||
glColor3f($Cr, $Cg, $Cb);
|
||
glVertex2f($x2 - $tx - $Rx, $y2 - $ty - $Ry);
|
||
glVertex2f($x2 + $tx + $Rx, $y2 + $ty + $Ry);
|
||
glEnd();
|
||
}
|
||
}
|
||
|
||
|
||
package Slic3r::GUI::Plater::2DToolpaths::Dialog;
|
||
|
||
use Wx qw(:dialog :id :misc :sizer);
|
||
use Wx::Event qw(EVT_CLOSE);
|
||
use base 'Wx::Dialog';
|
||
|
||
sub new {
|
||
my $class = shift;
|
||
my ($parent, $print) = @_;
|
||
my $self = $class->SUPER::new($parent, -1, "Toolpaths", wxDefaultPosition, [500,500], wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER);
|
||
|
||
my $sizer = Wx::BoxSizer->new(wxVERTICAL);
|
||
$sizer->Add(Slic3r::GUI::Plater::2DToolpaths->new($self, $print), 1, wxEXPAND, 0);
|
||
$self->SetSizer($sizer);
|
||
$self->SetMinSize($self->GetSize);
|
||
|
||
# needed to actually free memory
|
||
EVT_CLOSE($self, sub {
|
||
$self->EndModal(wxID_OK);
|
||
$self->Destroy;
|
||
});
|
||
|
||
return $self;
|
||
}
|
||
|
||
1;
|