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Fix of detection of the out of bed state for sinking objects

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enricoturri1966
2021-09-16 13:38:02 +02:00
parent e8418b509e
commit 5a84b46ec9
5 changed files with 71 additions and 0 deletions
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26
src/libslic3r/TriangleMesh.cpp
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@@ -574,6 +574,32 @@ BoundingBoxf3 TriangleMesh::transformed_bounding_box(const Transform3d &trafo) c
return bbox;
}
#if ENABLE_FIX_SINKING_OBJECT_OUT_OF_BED_DETECTION
BoundingBoxf3 TriangleMesh::transformed_bounding_box(const Transform3d& trafo, double world_min_z) const
{
assert(!its.vertices.empty());
BoundingBoxf3 bbox;
// add vertices above the cut
for (const stl_vertex& v : its.vertices) {
const Vec3d world_v = trafo * v.cast<double>();
if (world_v.z() > world_min_z)
bbox.merge(world_v);
}
// add new vertices along the cut
MeshSlicingParams slicing_params;
slicing_params.trafo = trafo;
Polygons polygons = union_(slice_mesh(its, world_min_z, slicing_params));
for (const Polygon& polygon : polygons) {
for (const Point& p : polygon.points) {
bbox.merge(unscale(p.x(), p.y(), world_min_z));
}
}
return bbox;
}
#endif // ENABLE_FIX_SINKING_OBJECT_OUT_OF_BED_DETECTION
TriangleMesh TriangleMesh::convex_hull_3d() const
{
// The qhull call: