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SLA backend refactored, except Hollowing

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tamasmeszaros 2021-05-21 14:08:05 +02:00
parent 1c35dfe591
commit 1009f78862
22 changed files with 687 additions and 404 deletions
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37
src/libslic3r/TriangleMesh.hpp
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@ -147,11 +147,48 @@ void its_collect_mesh_projection_points_above(const indexed_triangle_set &its, c
Polygon its_convex_hull_2d_above(const indexed_triangle_set &its, const Matrix3f &m, const float z);
Polygon its_convex_hull_2d_above(const indexed_triangle_set &its, const Transform3f &t, const float z);
using its_triangle = std::array<stl_vertex, 3>;
inline its_triangle its_triangle_vertices(const indexed_triangle_set &its,
size_t face_id)
{
return {its.vertices[its.indices[face_id](0)],
its.vertices[its.indices[face_id](1)],
its.vertices[its.indices[face_id](2)]};
}
inline stl_normal its_unnormalized_normal(const indexed_triangle_set &its,
size_t face_id)
{
its_triangle tri = its_triangle_vertices(its, face_id);
return (tri[1] - tri[0]).cross(tri[2] - tri[0]);
}
void its_merge(indexed_triangle_set &A, const indexed_triangle_set &B);
void its_merge(indexed_triangle_set &A, const std::vector<Vec3f> &triangles);
void its_merge(indexed_triangle_set &A, const Pointf3s &triangles);
TriangleMesh make_cube(double x, double y, double z);
TriangleMesh make_cylinder(double r, double h, double fa=(2*PI/360));
TriangleMesh make_cone(double r, double h, double fa=(2*PI/360));
TriangleMesh make_sphere(double rho, double fa=(2*PI/360));
inline BoundingBoxf3 bounding_box(const TriangleMesh &m) { return m.bounding_box(); }
inline BoundingBoxf3 bounding_box(const indexed_triangle_set& its)
{
if (its.vertices.empty())
return {};
Vec3f bmin = its.vertices.front(), bmax = its.vertices.front();
for (const Vec3f &p : its.vertices) {
bmin = p.cwiseMin(bmin);
bmax = p.cwiseMax(bmax);
}
return {bmin.cast<double>(), bmax.cast<double>()};
}
}
// Serialization through the Cereal library