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Bugfix: prevent the "bad drawable" error when showing the OpenGL canvas. #2015 #2099

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This commit is contained in:
Alessandro Ranellucci 2014-06-19 10:27:23 +02:00
parent ca7668e1b3
commit cf1b25dfc8
1 changed files with 4 additions and 2 deletions
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4
lib/Slic3r/GUI/PreviewCanvas.pm
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@ -383,7 +383,9 @@ sub InitGL {
sub Render {
my ($self, $dc) = @_;
return unless $self->GetContext;
# prevent calling SetCurrent() when window is not shown yet
return unless $self->IsShownOnScreen;
return unless my $context = $self->GetContext;
$self->SetCurrent($self->GetContext);
$self->InitGL;