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Fix rendering performance on macOS #1250

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This commit is contained in:
Vojtech Kral 2018-11-08 15:33:54 +01:00
parent f2836d4738
commit 440fbb1e74
1 changed files with 8 additions and 2 deletions
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10
xs/src/slic3r/GUI/GLCanvas3D.cpp
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@ -3436,8 +3436,14 @@ void GLCanvas3D::_refresh_if_shown_on_screen()
{
const Size& cnv_size = get_canvas_size();
_resize((unsigned int)cnv_size.get_width(), (unsigned int)cnv_size.get_height());
if (m_canvas != nullptr)
m_canvas->Refresh();
// Because of performance problems on macOS, where PaintEvents are not delivered
// frequently enough, we call render() here directly when we can.
// We can't do that when m_force_zoom_to_bed_enabled == true, because then render()
// ends up calling back here via _force_zoom_to_bed(), causing a stack overflow.
if (m_canvas != nullptr) {
m_force_zoom_to_bed_enabled ? m_canvas->Refresh() : render();
}
}
}