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add mesh simplification.

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SPE-1072 
Working but flipped normals with the interior.
Testing on treefrog passed
Oversampling for hollowed mesh should not be less than 3x
Flip back normals after simplify and remove redundant test code.
This commit is contained in:
tamasmeszaros 2020-01-23 10:57:51 +01:00
parent 63b0eec5a9
commit f8a5796ca5
11 changed files with 875 additions and 44 deletions
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28
src/libslic3r/TriangleMesh.cpp
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@ -70,6 +70,34 @@ TriangleMesh::TriangleMesh(const Pointf3s &points, const std::vector<Vec3crd>& f
stl_get_size(&stl);
}
TriangleMesh::TriangleMesh(const indexed_triangle_set &M)
{
stl.stats.type = inmemory;
// count facets and allocate memory
stl.stats.number_of_facets = uint32_t(M.indices.size());
stl.stats.original_num_facets = int(stl.stats.number_of_facets);
stl_allocate(&stl);
for (uint32_t i = 0; i < stl.stats.number_of_facets; ++ i) {
stl_facet facet;
facet.vertex[0] = M.vertices[size_t(M.indices[i](0))];
facet.vertex[1] = M.vertices[size_t(M.indices[i](1))];
facet.vertex[2] = M.vertices[size_t(M.indices[i](2))];
facet.extra[0] = 0;
facet.extra[1] = 0;
stl_normal normal;
stl_calculate_normal(normal, &facet);
stl_normalize_vector(normal);
facet.normal = normal;
stl.facet_start[i] = facet;
}
stl_get_size(&stl);
}
// #define SLIC3R_TRACE_REPAIR
void TriangleMesh::repair(bool update_shared_vertices)