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ENABLE_THUMBNAIL_GENERATOR -> Fixed flickering of 3D view when generating thumbnail

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This commit is contained in:
Enrico Turri 2019-10-24 12:30:19 +02:00
parent d01532f4c6
commit 1baa333663
1 changed files with 3 additions and 4 deletions
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7
src/slic3r/GUI/GLCanvas3D.cpp
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@ -1697,10 +1697,9 @@ void GLCanvas3D::render_thumbnail(ThumbnailData& thumbnail_data, unsigned int w,
glsafe(::glDisable(GL_LIGHTING));
glsafe(::glReadPixels(0, 0, thumbnail_data.width, thumbnail_data.height, GL_RGBA, GL_UNSIGNED_BYTE, (void*)thumbnail_data.pixels.data()));
std::cout << "Generated thumbnail " << thumbnail_data.width << "x" << thumbnail_data.height << std::endl;
// force a frame render to restore the default framebuffer
render();
// restore the framebuffer size to avoid flickering on the 3D scene
const Size& cnv_size = get_canvas_size();
m_camera.apply_viewport(0, 0, cnv_size.get_width(), cnv_size.get_height());
}
#endif // ENABLE_THUMBNAIL_GENERATOR