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#ifndef SLA_HOLLOWING_HPP
#define SLA_HOLLOWING_HPP
#include <memory>
#include <libslic3r/SLA/Contour3D.hpp>
#include <libslic3r/SLA/JobController.hpp>
namespace Slic3r {
class TriangleMesh;
namespace sla {
struct HollowingConfig
{
double min_thickness = 2.;
double quality = 0.5;
double closing_distance = 0.5;
bool enabled = true;
};
struct DrainHole
{
Vec3f pos;
Vec3f normal;
float radius;
float height;
DrainHole()
: pos(Vec3f::Zero()), normal(Vec3f::UnitZ()), radius(5.f), height(10.f)
{}
DrainHole(Vec3f p, Vec3f n, float r, float h)
: pos(p), normal(n), radius(r), height(h)
{}
DrainHole(const DrainHole& rhs) :
DrainHole(rhs.pos, rhs.normal, rhs.radius, rhs.height) {}
bool operator==(const DrainHole &sp) const;
bool operator!=(const DrainHole &sp) const { return !(sp == (*this)); }
bool is_inside(const Vec3f& pt) const;
bool get_intersections(const Vec3f& s, const Vec3f& dir,
std::array<std::pair<float, Vec3d>, 2>& out) const;
Contour3D to_mesh() const;
template<class Archive> inline void serialize(Archive &ar)
{
ar(pos, normal, radius, height);
}
static constexpr size_t steps = 32;
};
using DrainHoles = std::vector<DrainHole>;
constexpr float HoleStickOutLength = 1.f;
std::unique_ptr<TriangleMesh> generate_interior(const TriangleMesh &mesh,
const HollowingConfig & = {},
const JobController &ctl = {});
void hollow_mesh(TriangleMesh &mesh, const HollowingConfig &cfg);
void cut_drainholes(std::vector<ExPolygons> & obj_slices,
const std::vector<float> &slicegrid,
float closing_radius,
const sla::DrainHoles & holes,
std::function<void(void)> thr);
}
}
#endif // HOLLOWINGFILTER_H
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