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Add a simple subtle outline effect by drawing back faces using wireframe mode (#2934)

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* Add a simple subtle outline effect by drawing back faces using wireframe mode

* Show outline in white if the model color is too dark

* Make the outline algorithm more reliable

* Enable cull face, which fix render on Linux

* Fix `disable_cullface`
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Noisyfox 2023-12-03 09:27:03 +08:00 • committed by GitHub
parent 2745575dd2
commit 0cee513416
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 46 additions and 8 deletions
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5
src/slic3r/GUI/GCodeViewer.cpp
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@ -1247,6 +1247,7 @@ void GCodeViewer::render(int canvas_width, int canvas_height, int right_margin)
glsafe(::glEnable(GL_DEPTH_TEST));
render_shells();
glsafe(::glClear(GL_DEPTH_BUFFER_BIT)); // This makes sure toolpaths are on top of shells
render_toolpaths();
float legend_height = 0.0f;
render_legend(legend_height, canvas_width, canvas_height, right_margin);
@ -4030,7 +4031,7 @@ void GCodeViewer::render_shells()
if (shader == nullptr)
return;
glsafe(::glDepthMask(GL_FALSE));
//glsafe(::glDepthMask(GL_FALSE));
shader->start_using();
shader->set_uniform("emission_factor", 0.1f);
@ -4039,7 +4040,7 @@ void GCodeViewer::render_shells()
shader->set_uniform("emission_factor", 0.0f);
shader->stop_using();
glsafe(::glDepthMask(GL_TRUE));
//glsafe(::glDepthMask(GL_TRUE));
}
//BBS