3DPrinting/PrusaSlicer-NonPlainar
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Fixed z-fighting between cut contours and cut plane

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This commit is contained in:
Lukas Matena 2022-10-21 09:06:00 +02:00
parent 7bb0b7eefc
commit d7db5bde1a
1 changed files with 5 additions and 3 deletions

8
src/slic3r/GUI/MeshUtils.cpp
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@ -243,6 +243,8 @@ void MeshClipper::recalculate_triangles()
}
tr.pretranslate(0.001 * m_plane.get_normal().normalized()); // to avoid z-fighting
Transform3d tr2 = tr;
tr2.pretranslate(0.002 * m_plane.get_normal().normalized());
#if ENABLE_LEGACY_OPENGL_REMOVAL
@ -318,9 +320,9 @@ void MeshClipper::recalculate_triangles()
// vertices + indices
for (auto it = triangles2d.cbegin(); it != triangles2d.cend(); it = it + 3) {
init_data.add_vertex((Vec3f)(tr * Vec3d((*(it + 0)).x(), (*(it + 0)).y(), height_mesh)).cast<float>(), (Vec3f)up.cast<float>());
init_data.add_vertex((Vec3f)(tr * Vec3d((*(it + 1)).x(), (*(it + 1)).y(), height_mesh)).cast<float>(), (Vec3f)up.cast<float>());
init_data.add_vertex((Vec3f)(tr * Vec3d((*(it + 2)).x(), (*(it + 2)).y(), height_mesh)).cast<float>(), (Vec3f)up.cast<float>());
init_data.add_vertex((Vec3f)(tr2 * Vec3d((*(it + 0)).x(), (*(it + 0)).y(), height_mesh)).cast<float>(), (Vec3f)up.cast<float>());
init_data.add_vertex((Vec3f)(tr2 * Vec3d((*(it + 1)).x(), (*(it + 1)).y(), height_mesh)).cast<float>(), (Vec3f)up.cast<float>());
init_data.add_vertex((Vec3f)(tr2 * Vec3d((*(it + 2)).x(), (*(it + 2)).y(), height_mesh)).cast<float>(), (Vec3f)up.cast<float>());
const size_t idx = it - triangles2d.cbegin();
init_data.add_triangle((unsigned short)idx, (unsigned short)idx + 1, (unsigned short)idx + 2);
}